B CNG NGHIP S: 37/2006/Q-BCN CNG HO X HI CH NGHA VIT NAMc lp - T
do - Hnh phc----- o0o -----H i , gy 16 thng 10 nm 2006QUYT NH CA B
TRG B CG GHIPV vic ban hnh Quy nh u ni vo h thng in quc giaB TRG B
CG GHIPCn c gh nh s 55/2003/-CP ngy 28 thng 5 nm 2003 ca Chnh ph
quy nhchc nng,nhim v, quyn hn v c cu t chc ca B Cng nghip;Cn c Lut
in lc ngy 03 thng 12 nm 2004;Cn c gh nh s 105/2005/-CP ngy 17 thng
8 nm 2005 ca Chnh ph quy nh chi tit vhng dn thi hnh mt s iu ca Lut
in lc;Theo ngh ca V trng V Khoa hc, Cng ngh,QUYT NH:iu 1. Ban hnh
km theo Quyt nh ny "Quy nh u ni vo h thng in quc gia".iu 2. Quyt nh
ny c hiu lc sau 15 ngy, k t ngy ng Cng bo.iu 3. Cc B, c quan ngang
B, c quan thuc Chnh ph, U ban nhn dn tnh, thnh ph trc thucTrung ng
v cc t chc, c nhn c lin quan chu trch nhim thi hnh Quyt nh ny./.QUY
NHu ni vo h thng in quc gia(Ban hnh km theo Quyt nh s
37/2006/Q-BCngy 16 thng 10 nm 2006 ca B trng B Cng nghip)Chng IHG
QUY NH CHUGiu 1. Phm vi iu chnhQuy nh ny xc nh:1. N hng tiu chuNn,
iu kin lin quan n vic u ni trang thit b in, li in v nh my in cat
chc, c nhn (gi chung l i tc) trn lnh th Vit N am vo h thng in quc
gia cp in p t1000V tr ln.2. Quan h gia cc n v pht in, truyn ti in,
phn phi in, iu h thng in v t chc, cnhn c nhu cu u ni trang thit b
in, li in v nh my in vo h thng in quc gia
cphttp://vbqppl4.moj.gov.vn/law/vi/2001_to_2010/2006/200610/2006101...1
of 28 6/16/2009 2:13 PMin p t 1000V tr ln trong qu trnh chuNn b,
thc hin v duy tr u ni.iu 2. i tng p dngQuy nh ny p dng i vi:1. Cc n
v in lc hot ng trong lnh vc pht in, truyn ti in, phn phi in, iu h
thngin trn lnh th Vit N am.2. Cc i tc c trang thit b in, li in v nh
my in trn lnh th Vit N am c nhu cu u nivo h thng in quc gia hoc
thay i im u ni hin ti.iu 3. Gii thch t ngTrong Quy nh ny, nhng t ng
sau y c hiu nh sau:1. n v iu l n v thc hin cng tc iu h thng in. Tu
thuc vai tr, quy m, v tr al, cp in p u ni, li/nh my in ca i tc s t
di quyn iu khin ca Trung tm iu h thng in quc gia, Trung tm iu h
thng in min hay n v iu phn phi.2. Cp in p l mt trong nhng gi tr ca
in p danh nh c s dng trong h thng.H p l in p di 1000V.Trung p l cp
in p t 1000V n 35kV.Cao p l cp in p danh nh trn 35kV ti 220kV.Siu
cao p l in p danh nh trn 220kV.3. Cp iu c quyn iu khin l cp iu c
quyn ra lnh ch huy iu thay i ch lmvic ca thit b. Mi s thay i ch lm
vic ca thit b ch c tin hnh theo lnh ch huy iu trc tip ca cp iu
ny.4. Cp iu c quyn kim tra l cp iu c quyn cho php ra lnh ch huy iu
thay i hocnm cc thng tin v ch lm vic ca thit b khng thuc quyn iu
khin ca mnh. Mi lnh ch huyiu thay i ch lm vic ca thit b phi c s cho
php ca cp iu ny v sau khi thchin xong lnh ch huy iu thay i ch lm
vic phi bo li kt qu cho cp iu ny.5. in p vn hnh (Operating voltage)
l gi tr in p h thng trong iu kin bnh thng c o timt thi im xc nh v
ti mt im cho trong h thng.6. lch in p (Voltage deviation) l s khc
nhau, gia in p mt im, ti mt thi im chotrong h thng vi mt in p chuNn
(in p chuNn c th l in p danh nh, gi tr trung bnh ca inp vn hnh, in
p cung cp theo hp ng). lch in p thng c th hin theo phn trm.7. iu
chnh t ng cng sut pht nh my in AGC (vit tt theo ting Anh: Automatic
GenerationControl) l c ch iu khin s tng gim cng sut tc dng ca t my
pht in nhm duy tr tn s cah thng in n nh trong phm vi cho php t c
chi ph nh nht trong vn hnh cc t my phtin.8. iu chnh tn s s cp l hot
ng c thc hin t ng bng b iu chnh tc ca tuc binmy pht in theo tc v
bin bin i tn
s.http://vbqppl4.moj.gov.vn/law/vi/2001_to_2010/2006/200610/2006101...2
of 28 6/16/2009 2:13 PM9. iu chnh tn s th cp l hot ng nhm a tn s v
gi tr nh mc sau khi cp iu chnh tns s cp kt thc thng qua tc ng ca h
thng AGC, h thng sa thi ph ti theo tn s hoc lnhca iu h thng in.10.
tin cy ca h thng in l ch tiu xc nh kh nng ca h thng in m bo cung cp
inlin tc cho ph ti.11. tin cy tc ng ca h thng bo v l ch tiu xc nh
kh nng sn sng ca h thng bo vgi lnh ct ti cc my ct lin quan vi phn t
h thng in b s c.12. i tc l t chc, c nhn c trang thit b in, li in v
nh my in c nhu cu u ni vo hthng in quc gia hoc thay i im u ni hin
ti.13. n v qun l li in l cc n v qun l ton b hoc mt phn li in truyn
ti hoc phnphi thuc h thng in quc gia.14. H s s c chm t l t s gia gi
tr in p ca pha khng b s c sau khi xy ra ngn mchchm t vi gi tr in p
ca pha trc khi xy ra ngn mch chm t (p dng cho trng hp ngnmch mt pha
hoc ngn mch 2 pha chm t).15. H thng in l mt t hp cc trang thit b
pht in, li in v cc trang thit b ph tr clin kt vi nhau.16. H thng iu
khin my tnh phn tn DCS (vit tt theo ting Anh: Distributed Control
System) lh thng cc my tnh c ni vi nhau thnh mng iu khin thng nht
nhm mc ch gim thiu ccnh hng do s c mt trong cc phn t iu khin trong
mng.17. H thng SCADA (vit tt theo ting Anh: Supervisory Control And
Data Acquisition System) l hthng gim st, iu khin v thu thp cc d liu
vn hnh ca h thng in v truyn v h thng mytnh trung tm x l v hin th ti
cc n v iu .18. H thng qun l nng lng EMS (vit tt theo ting Anh:
Energy Management System) l h thngphn mm tr gip cho vn hnh h thng
in ti cc n v iu .19. H thng qun l li phn phi DMS (vit tt theo ting
Anh: Distribution Management System) lh thng phn mm tr gip cho vn
hnh li in phn phi ti cc n v iu .20. H thng t ng sa thi ph ti theo
tn s l t hp cc thit b nhm sa thi ph ti khi tn s hthng in gim xung
di ngng t trc nh tc ng ca rle tn s thp.21. Ho ng b l thao tc ni t
my pht in vo h thng in hoc ni 2 phn ca h thng in vinhau.22. Kh nng
khi ng en l kh nng ca mt nh my c th khi ng t nht mt t my t trngthi
dng hon ton v ho ng b vo li m khng cn nhn in t li truyn ti hoc li
phn phikhu vc.23. Khi ng en l qu trnh khi phc li mt phn hoc ton b h
thng in t trng thi ngng tonb hoc mt phn bng cch s dng cc t my c kh
nng khi ng en.24. Li in l h thng ng dy ti in, my bin p v trang thit
b ph tr truyn dn
in.http://vbqppl4.moj.gov.vn/law/vi/2001_to_2010/2006/200610/2006101...3
of 28 6/16/2009 2:13 PM25. Li in truyn ti l li in c cp in p t 110kV
tr ln.26. Li in phn phi l li in c cp in p di 110kV.27. Mc nhp nhy
in p ngn hn Pst l gi tr o c trong khong thi gian 10 pht bng thit bo
tiu chuNn theo IEC868.Pst95% l ngng gi tr ca Pst sao cho trong
khong 95% thi gian o (t nht mt tun) v 95% s v tro Pst khng vt qu gi
tr ny.28. Mc nhp nhy in p di hn Plt c tnh t 12 kt qu o Pst lin tip
(sau khong thi gian 2gi) theo cng thc:Plt95% l ngng gi tr ca Plt
sao cho trong khong 95% thi gian o (t nht mt tun) v 95% s v tro Plt
khng vt qu gi tr ny.29. gy ni li l ngy thc hin trong thc t vic u ni
li in ca i tc vi h thng in qucgia.30. gy chy th l ngy i tc cho vn
hnh th li in ca mnh c quy nh trong Hp ng muabn in.31. gy vn hnh
thng mi l ngy i tc chnh thc nhn (pht) in t (vo) li ca n v inlc c
quy nh trong hp ng mua bn in.32. Thit b u cui RTU (vit tt theo ting
Anh: Remote Terminal Unit) l thit b t ti trm inphc v vic thu thp v
bin i d liu truyn v my tnh trung tm ca h thng SCADA/EMS
hocSCADA/DMS ti cc n v iu .33. Thit b t ng iu chnh kch t AVR (vit
tt theo ting Anh: Automatic Voltage Regulator) lthit b t ng iu khin
in p u cc my pht thng qua tc ng vo h thng kch t ca my pht.34. Thit
b n nh h thng in PSS (vit tt theo ting Anh: Power System
Stabilizer) l thit b atn hiu b sung tc ng vo b t ng iu chnh in p
(AVR) gim mc dao ng cho h thngin.35. Trm u ni l ni lp t thit b in
ca i tc u ni vo im u ni.Chng IIC TH V HH H THG Iiu 4. Tn s1. Tn s
nh mc ca h thng in Vit N am l 50Hz. Trong iu kin bnh thng, tn s h
thng inc dao ng trong phm vi 0,2Hz so vi tn s nh mc 50Hz. Trng hp h
thng in cha nnh, cho php lch tn s l 0,5Hz.2. Tn s trong h thng in c
iu khin hai mc: iu khin tn s s cp v iu khin tn s thcp.iu 5. in
phttp://vbqppl4.moj.gov.vn/law/vi/2001_to_2010/2006/200610/2006101...4
of 28 6/16/2009 2:13 PMCp in pTrong ch lm vicbnh thngTrong ch s cn
l500kV 475 - 525 450 - 550220kV 209 - 242 198 - 242110kV 104 - 121
99 - 121Trung p 10% 10%1. Cc cp in p danh nh trong h thng in l
500kV, 220kV, 110kV, 35kV, 22kV, 15kV, 10kV, 6kVv 0.4kV.2. Trong iu
kin lm vic bnh thng v khi c s c n l xy ra trong h thng in, in p vn
hnhtrn li c cho trong Bng 2.1.Bng 2.1 in p vn hnh trn li cho php
theo cc cp in p3. Trongthi giansc, in pti ni xyra scvvng ln cncth
gimqu ngi tr bng0 pha b sc v/hoctng qu110% in p danh nh cc pha khng
b s c cho n khi s c c loi tr.4. Cho php mc dao ng in p tm thi ln hn
10% so vi in p danh nh khi xy ra s cnghim trng v trong qu trnh khi
phc h thng.5. Bn cung cp v khch hng c th tha thun tr s in p ti im u
ni, tr s ny c th cao hnhoc thp hn cc gi tr trong Bng 2.1iu 6. Cn
bng phaTrong ch lm vic bnh thng, thnh phn th t nghch ca in p pha
khng vt qu 3% in pdanh nh (i vi cp in p t 110kV tr ln) hoc 5% in p
danh nh (i vi cp in p di110kV).iu 7. Sng hiGi tr cc i cho php (tnh
theo % in p danh nh) ca tng mc bin dng in p gy ra bi ccthnh phn sng
hi bc cao i vi cc cp in p c quy nh trong Bng 2.2.Bng 2.2 bin dng in
p do sng hiCp in p Tng bin dng110, 220, 500kV 3,0Trung p 6,51. Cc n
v qun l li in c trch nhim theo di v kim sot mc bin dng in p do sng
hitrong li in thuc quyn qun l khng vt qu cc mc quy nh trong Bng 2.2
iu kin vn hnhbnh
thng.http://vbqppl4.moj.gov.vn/law/vi/2001_to_2010/2006/200610/2006101...5
of 28 6/16/2009 2:13 PM2. Cn c cc gi tr quy nh trong Bng 2.2, Cc iu
tit in lc ch tr xy dng v trnh B trng BCng nghip ban hnh Quy trnh
kim tra v gim st mc pht sng hi ca cc thit b ca i tc khiu ni vo h
thng in quc gia.iu 8. Mc nhp nhy in p1. Mc nhp nhy in p ti a cho
php trong li in truyn ti v phn phi c quy nh trong Bng2.3.Bng 2.3 Mc
nhp nhy in pCp in p Plt95%Pst95%110, 220, 500kV 0,6 0,8Trung p 0,8
1,01. Cc n v qun l li in c trch nhim theo di v kim sot mc nhp nhy
in p trong li inthuc quyn qun l khng vt qu cc mc quy nh trong Bng
2.3 iu kin vn hnh bnh thng.2. Cn c cc gi tr quy nh trong Bng 2.3,
Cc iu tit in lc ch tr xy dng v trnh B trng BCng nghip ban hnh Quy
trnh kim tra v gim st mc nhp nhy in p do cc thit b ca i tcgy ra khi
u ni vo h thng in quc gia.iu 9. Dao ng in pMc dao ng in p ti im u
ni cp in p 110kV tr ln do ph ti dao ng khng theo chu kgy ra khng c
vt qu 2,5% in p vn hnh.iu 10. Ch ni t trung tnhCh ni t trung tnh
trong h thng in quy nh trong Bng 2.4.Bng 2.4 Ch ni t trung tnhCp in
p Ch lm vic ca im trung tnh110, 220, 500kV N i t trc tip35 kV N i t
qua cun dp h quang/cch ly/trc tip15, 22 kV N i t trc tip6, 10 kV
Cch lyiu 11. Dng ngn mch v thi gian loi tr ngn mchTr s dng ngn mch
ln nht v thi gian ti a loi tr ngn mch ca cc bo v chnh trong h
thngin quy nh trong Bng
2.5.http://vbqppl4.moj.gov.vn/law/vi/2001_to_2010/2006/200610/2006101...6
of 28 6/16/2009 2:13 PMBng 2.5 Dng v thi gian loi tr ngn mchCp in
pDng ngn mchln nht (kA)Thi gian ti aloi tr ngn mch bng bo vchnh
(ms)500kV 40 80220kV 40 100110kV 31,5 150Trung p 25 500 iu 12. H s
chm tH s s c chm t ca li in t cp in p 110kV tr ln khng c vt qu
1,4.Chng IIIIM U I V RAH GII PH NH TI Siu 13. im u ni1. im u ni l
im ni trang thit b, li in v nh my in ca i tc vo h thng in.2. im u
ni c m t chi tit bng cc bn v, s , thuyt minh c lin quan trong tho
thun uni.iu 14. Ranh gii phn nh ti sn1. im u ni l ranh gii phn nh
ti sn gia n v qun l li in v i tc.2. Ti sn cc bn ti ranh gii phn nh
phi c lit k chi tit km theo cc bn v, s c lin quantrong tha thun u
ni.3. Tr trng hp c tha thun khc, ti sn thuc s hu ca bn no do bn c
trch nhim u txy dng, th nghim, vn hnh v bo dng theo cc tiu chuNn v
quy nh ca php lut.Chng IVIU KI U IMc 1IU KI CHUG U I VO LI I
http://vbqppl4.moj.gov.vn/law/vi/2001_to_2010/2006/200610/2006101...7
of 28 6/16/2009 2:13 PMiu 15. Cc yu cu chung1. Vic u ni trang thit
b in, li in v nh my in ca i tc vo h thng in quc gia phitun theo Quy
hoch pht trin in lc c c quan nh nc c thNm quyn ph duyt.Trng hp nhu
cu u ni ca i tc nm ngoi Quy hoch pht trin in lc c duyt, i tc ctrch
nhim ngh c quan nh nc c thNm quyn tin hnh cc cng vic lin quan nhm
iu chnhquy hoch.2. i tc phi cam kt xy dng v vn hnh trang thit b in,
li in v nh my in ca mnh phhp vi Quy nh ny v cc tiu chuNn, quy phm,
quy trnh c lin quan.3. Trc v sau khi u ni vo h thng in quc gia, i
tc c trch nhim tun th Quy trnh kim trav gim st mc pht sng hi, nhp
nhy in p do B Cng nghip ban hnh.Trng hp cc kt qu tnh ton hoc kim
tra theo Quy trnh do B Cng nghip ban hnh cho thy mcpht sng hi v nhp
nhy in p do i tc gy ra vt qu quy nh, i tc c trch nhim tin hnhcc bin
php thch hp gim cc gi tr xung di mc cho php v phi c n v qun l liin
chp thun bng vn bn.4. n v qun l li in v i tc c th tha thun cc ch
tiu k thut, c tnh vn hnh h thngin khc vi quy nh ti Chng II Quy nh
ny nhng phi c thc hin bng vn bn v ghi r trongtha thun u ni.5. n v
qun l li in c quyn t chi ngh u ni hoc tch u ni ca i tc ra khi h
thngin quc gia nu i tc vi phm Quy nh ny v cc quy nh ca php lut v an
ton v k thut.6. Trng hp c quan c thNm quyn sa i, b sung hoc ban hnh
mi cc quy nh trong khong thigian t sau khi k tho thun u ni n trc
thi im ng in im u ni nhng gy nh hng nvic la chn thit b ca i tc, i
tc c trch nhim bo co B Cng nghip gii quyt.7. Cp in p u ni li in ca
i tc vo h thng in phi c xc nh bng cc nghin cu kinht - k thut.a)
Trng hp i tc mun u ni vo h thng in quc gia cp in p khc vi cp in p
thothun vi n v qun l li in, i tc phi chu mi chi ph cho vic u t b
sung thit b trong hthng in quc gia p ng yu cu ca i tc.b) Cc bc kho
st, thit k, trnh duyt, thNm nh v ph duyt n thit k im u ni, th
nghim,nghim thu cc cng trnh lin quan n im u ni phi tun theo cc trnh
t v th tc c cc cquan c thNm quyn ban hnh.c) i vi mi im u ni, i tc c
trch nhim lp cc bn v s u ni in chnh, mt bng b trthit b in, h thng
bo v, t ng, iu khin, o lng v cc bn v lin quan khc.d) S u ni in chnh
phi bao gm ton b cc thit b trung/cao p ti trm u ni v phi th hinc
lin kt gia h thng in ca i tc v h thng in quc gia. Cc trang thit b
in c m tbng cc biu tng v k hiu phi c cc n v iu nh s theo quy nh hin
hnh. Tn gi ccng dy v trm ca pha i tc phi c tho thun vi n v qun l li
in trnh trng lp,nhm ln trong qu trnh vn hnh.) Trng hp i tc d nh
thay i s kt li trong phm vi qun l ca mnh c lin quan
nhttp://vbqppl4.moj.gov.vn/law/vi/2001_to_2010/2006/200610/2006101...8
of 28 6/16/2009 2:13 PMim u ni, i tc c trch nhim thng bo vi n v qun
l li in trc khi u t v thc hincc thay i . Cc thay i sau phi c cp nht
trong cc h s lin quan n im u ni.Mc 2IU KI U I VO LI I CP I PT 110
kV TR Liu 16. Yu cu i vi thit b ca i tc ti im u ni1. Cc my ct ca i
tc c lin h trc tip vi im u ni v cc h thng bo v, iu khin, olng i km
phi c kh nng ng ct dng in ngn mch ln nht c th xy ra ti im u ni.2.
My ct thc hin thao tc u ni vi h thng in quc gia phi c trang b h
thng kim tra ngb nu hai pha my ct u c ngun in v c trang b dao cch
ly km theo cc phng tin kholin ng m bo an ton khi sa cha, bo dng
thit b, tr trng hp c tho thun khc vi nv qun l li in.iu 17. Yu cu v
h thng bo v r le1. i tc c trch nhim thit k, lp t v th nghim h thng
bo v r le trong h thng in ca mnhnhm t c cc yu cu v tc ng nhanh, nhy
v tnh chn lc khi loi tr s c. Phm vi v cchb tr thit b bo v r le cho
t my pht, my bin p, thanh ci v ng dy xut tuyn ni vo hthng in quc
gia do i tc qun l phi ph hp vi tiu chuNn v quy phm hin hnh.2. Vic
phi hp cc thit b bo v rle ti im u ni phi c tha thun gia i tc v n v
qunl li in.3. Thit b bo v r le lin quan n im u ni phi c chnh nh
theo phiu do cp iu cquyn iu khin i vi cc thit b ti im u ni ban
hnh.4. Thi gian loi tr s c xy ra trn cc phn t trong h thng in ca i
tc bng cc bo v r lechnh khng vt qu cc gi tr trong Bng 2.5 Chng II
Quy nh ny.5. ng dy ti in u ni h thng in ca i tc vo h thng in quc
gia phi c trang b ccthit b bo v r le ph hp vi cc quy nh ca n v qun
l li in. S lng bo v ti thiu cquy nh nh sau:a) ng dy cp in p 220kV
tr ln phi c 2 bo v chnh c tc cao v mt s thit b bo v dphng.b) ng dy
110kV phi c mt bo v chnh, mt s thit b bo v d phng.6. i tc phi trang
b bo v chng my ct t chi ti tt c cc my ct ca mnh c lin h vi imu ni.
Khi my ct ni trc tip vi im u ni khng ct c s c, bo v chng my ct t
chiphi khi ng ct khng tr hon tt c cc my ct lin quan vi im s c trong
vng 60 mi-li giy tiptheo.Trong mt s trng hp, thit b bo v r le trong
li in ca i tc c th c php gi lnh i ctcc my ct cp in p cao hn cp in p
u ni trong h thng in quc gia, nhng phi c stha thun ca cp iu c quyn
iu khin i vi cc my ct ny v phi c ghi trong tha thunu
ni.http://vbqppl4.moj.gov.vn/law/vi/2001_to_2010/2006/200610/2006101...9
of 28 6/16/2009 2:13 PM7. Li in t cp in p 110kV tr ln ca i tc phi c
trang b thit b t ng ng lp li sau sc ph hp vi yu cu ca Trung tm iu h
thng in quc gia v Trung tm iu h thng inmin lin quan.8. tin cy tc ng
ca h thng r le bo v ca i tc khng c nh hn 99%.iu 18. Yu cu v h thng
thng tin1. Tr trng hp c tho thun khc, i tc c trch nhim lp t h thng
thng tin trong phm vi qunl ca mnh v kt ni h thng ny vi h thng thng
tin ca n v qun l li in v cc Trung tmiu h thng in lin quan nhm phc v
thng tin lin lc v truyn d liu. m bo kt ni thnhcng, cc thit b ca i
tc phi tng thch vi h thng thng tin hin c ca n v qun l li in vcc
Trung tm iu h thng in.2. n v qun l li in, Trung tm iu h thng in quc
gia v Trung tm iu min lin quanc trch nhim thng bo cho i tc cc yu cu
v thng tin lin lc v truyn d liu ng thi phi hpvi i tc trong qu trnh
th nghim, nghim thu v tch hp h thng thng tin ca i tc vo h thngthng
tin hin c do cc n v qun l.3. Yu cu v h thng thng tin phi c m t r
trong tha thun u ni.iu 19. Thit b thu thp v truyn d liu phc v
SCADA1. i tc c trch nhim lp t, th nghim, nghim thu v kt ni thit b
thu thp v truyn trc tip dliu t cc phn t v cc im nt trong li in ca
mnh vi h thng SCADA/EMS ca Trung tmiu h thng in quc gia v/hoc Trung
tm iu h thng in min lin quan.Tu tng trng hp, i tc c th lp t thit b
u cui (RTU) hoc s dng h thng iu khin mytnh lm thit b thu thp v
truyn d liu.2. Thit b thu thp v truyn trc tip d liu ca i tc phi tng
thch vi cc yu cu v th tc ktni vi h thng SCADA/EMS v cc quy cch k
thut ca modem ti cc Trung tm iu h thngin lin quan.Trng hp h thng
SCADA/EMS c s thay i sau thi im k tho thun u ni, cc Trung tm iu h
thng in c trch nhim thc hin cc hiu chnh cn thit cc thit b ca i tc
tng thchvi cc thay i ca h thng SCADA/EMS.3. Vic kt ni gia thit b
thu thp v truyn d liu ca i tc vi h thng SCADA/EMS hin c caTrung tm
iu h thng in thc hin theo nguyn tc phi hp trong mi bn t tin hnh
cccng vic cn thit trn h thng ca mnh nhng i tc c trch nhim m bo s
tng thch ca thitb vi h thng SCADA/EMS hin c.4. Cc nh my in ca i tc
c cng sut danh nh t 50MW tr ln phi c trang b h thng
iukhinmytnhphntn(DCS)chai(02)cngkt nitrctip,
ngthivclpvihthngSCADA/EMS ca Trung tm iu h thng in quc gia v Trung
tm iu h thng in min nit nh my, tr trng hp c tha thun khc.Cc nh my
in ca i tc c cng sut danh nh ln hn 10MW v nh hn 50MW u ni trc tipvo
li in 110kV tr ln c th la chn phng n trang b h thng iu khin phn tn
DCS hocthit b u cui RTU, c hai (02) cng kt ni trc tip, ng thi v c
lp vi h thng
SCADA/EMShttp://vbqppl4.moj.gov.vn/law/vi/2001_to_2010/2006/200610/2006101...10
of 28 6/16/2009 2:13 PMca Trung tm iu h thng in quc gia v Trung tm
iu h thng in min ni t nh my,tr trng hp c tha thun khc.i vi cc nh my
in ca i tc c cng sut danh nh nh hn 10MW u ni trc tip vo liin 110kV
tr ln, yu cu u ni vi cc h thng SCADA/EMS c tha thun gia cc bn tu
theotng trng hp c th v phi c ghi r trong tha thun u ni.5. Danh sch
cc d liu truyn v h thng SCADA/EMS phi c i tc tho thun vi cc Trung
tmiu h thng in v ghi r trong tha thun u ni nhng t nht phi bao gm cc
d liu sau:a) Cc d liu trng thi:- T my pht (vn hnh/khng vn hnh), (nu
c);- My ct ca my pht (ng/ct/khng xc nh ), (nu c);- My ct ca trm bin
p hoc sn phn phi (ng/ct/khng xc nh);- Dao cch ly (ng/m);- V tr nc
iu chnh in p ca my bin p.b) Cc d liu thng s vn hnh:- in p thanh ci
(V);- Cng sut tc dng v phn khng ca cc ng dy n v i (W/VAr);- Cng sut
ang pht ca t my (W/VAr), (nu c);- Tn s (Hz);- Dng in (A).c) Cc d
liu ca mch o m:- in nng pht ca t my (Wh/VArh), (nu c);- in nng
truyn ti trn cc l ng dy n v i (Wh/VArh).d) Cc d liu iu khin u ra:-
My ct trm bin p hoc sn phn phi (ng/ct);- My ct cc xut tuyn
(ng/ct);- Dao cch ly truyn ng bng ng c (ng/m);- N c iu chnh in p;)
Cc tn hiu bo ng quan trng khc theo yu cu ca cc Trung tm iu h thng
in.Cc yu cu khc (nu c) i vi thit b thu thp v truyn trc tip d liu
phi c ghi trong hp ngmua bn in v/hoc tha thun u
ni.http://vbqppl4.moj.gov.vn/law/vi/2001_to_2010/2006/200610/2006101...11
of 28 6/16/2009 2:13 PMiu 20. Kh nng huy ng v iu khin cng sut tc
dng ca t my pht in1. Cc t my pht in phi c kh nng pht cng sut tc dng
nh mc trong di h s cng sut t0,85 ng vi ch pht cng sut phn khng n
0,90 ng vi ch nhn cng sut phn khng ti ccca my pht, ph hp vi c tnh
cng sut phn khng ca t my.2. Cc t my pht in khng ng b phi c trang b
cc t b ngang m bo h s cng sut tiim u ni nm trong di c quy nh ti
khon 1 iu ny.3. Cc t my pht in phi c kh nng tham gia vo vic iu khin
tn s v iu khin in p trong hthng in thng qua vic iu khin lin tc cng
sut tc dng v cng sut phn khng ca my pht.4. Trong iu kin bnh thng, s
thay i in p ti im u ni vi li in trong phm vi cho phptheo quy nh ti
iu 5 Chng II khng c nh hng n lng cng sut tc dng ang pht v khnng pht
ton b cng sut phn khng ca my pht in ni trc tip vi li in.5. Cc t my
pht in phi c kh nng lin tc pht cng sut tc dng danh nh trong di tn s
t49,5Hz n 50,5Hz. Trong di tn s 47 n 49,5Hz, mc gim cng sut khng c
vt qu gi tr tnhtheo t l yu cu ca mc gim tn s h thng, ph hp vi c
tuyn quan h gia cng sut tc dng vtn s ca t my.6. Cc t my pht in phi
c kh nng duy tr vn hnh v pht cng sut khi tn s dao ng trongkhong t
47Hz n 52Hz. Trng hp c bit, n v iu h thng in c th cho php r le tn
shoc r le tc thay i tn s ct t my pht ang hot ng trong di tn s ny
khi c l do k thutxc ng. Trong trng hp tn s vt ra khi gii hn
47-52Hz, nh my in c quyn quyt nh tinhnh khNn cp cc bin php cn thit
m bo an ton cho trang thit b v cc nhn vin vn hnh.7. T my pht in phi
c kh nng chu c mc mt i xng in p trong h thng in nh quynh ti iu 6
Quy nh ny.8. Cc t my pht in phi c kh nng chu c thnh phn dng in th t
nghch v th t khngxut hin trong thi gian loi tr ngn mch pha - pha v
pha - t gn my pht bng bo v d phng clin h vi im u ni m khng c php
tch li.8. Cc t my pht in v nh my in ca i tc phi c kh nng lm vic lin
tc cc ch sau:a) Vt tc ti 10%;b) Ti khng cn bng gia 3 pha t 5 -
10%;c) H s p ng ca kch t ln hn 0,5%;d) Dng in th t nghch nh hn
5%.iu 21. H thng kch t t my pht in1. H thng kch t ca my pht phi m
bo cho my pht c th lm vic vi di h s cng sut quynh ti iu 20 Quy nh
ny.2. T my pht in ca nh my in c tng cng sut t 30MW tr ln phi c
trang b thit b tng iu chnh in p (AVR) hot ng lin tc c kh nng gi in
p u cc khng i vi sailch khng qu 1% in p nh mc i vi cc t my c cng
sut danh nh nh hn 25MW v
khnghttp://vbqppl4.moj.gov.vn/law/vi/2001_to_2010/2006/200610/2006101...12
of 28 6/16/2009 2:13 PMqu 0,5% in p nh mc i vi cc t my c cng sut
danh nh t 25MW tr ln trong ton b dilm vic cho php ca my pht.3. Thit
b t ng iu chnh in p phi c kh nng b li s st p trn my bin p u cc v
mbo s phn chia n nh cng sut phn khng gia cc my pht in cng ni vo mt
thanh ci chung.4. Thit b t ng iu chnh in p phi cho php ci t cc gii
hn v:a) Dng in kch t ti thiu;b) Dng in r to ti a;c) Dng in stato ti
a.5. Khi in p u cc my pht in nm trong khong t 80 - 120% in p nh mc
v tn s h thngnm trong di t 47 - 52Hz, h thng kch t my pht in phi c
kh nng nng c dng in v inp kch t ti cc gi tr nh sau:a) My pht thu in
cng sut danh nh nh hn 25MW: 1,5 ln nh mc trong t nht 10 giy;b) My
pht thu in cng sut danh nh t 25MW tr ln: 1,8 ln nh mc trong t nht
20 giy;c) My pht nhit in cng sut danh nh nh hn 25MW: 1,8 ln nh mc
trong t nht 10 giy;d) My pht nhit in cng sut danh nh t 25MW tr ln:
2,0 ln nh mc trong t nht 30 giy.Tc thay i in p kch t khng c nh hn
2,0 n v tng i/giy so vi in p kch t nhmc khi my pht mang ti nh mc.6.
Trong mt s trng hp, n v qun l li in v Trung tm iu h thng in quc gia
c thyu cu i tc trang b thit b n nh h thng in (PSS) nhm nng cao n nh
h thng in.7. Yu cu v thit b t ng iu chnh kch t v thit b n nh h thng
in (PSS) (nu c) phi cquy nh trong tha thun u ni.iu 22. H thng iu tc
t my pht in1. Tt c cc t my pht in khi ang vn hnh phi tham gia vo
vic iu khin tn s s cp trong hthng in quc gia.2. T my pht in ca nh
my in c tng cng sut t 30MW tr ln phi c trang b b iu tctc ng nhanh p
ng vi s thay i ca tn s h thng trong iu kin vn hnh bnh thng. Biu tc
phi c kh nng tip nhn v thc hin cc lnh tng, gim hoc thay i im t cng
sut t hthng SCADA/EMS ca Trung tm iu h thng in quc gia, tr trng hp
Trung tm iu hthng in quc gia khng c yu cu.3. B iu tc ca t my pht in
c cng sut danh nh ln hn 25MW phi c kh nng lm vic vicc gi tr h s tnh
ca c tnh iu chnh nh hn hoc bng 5%.4. H thng iu khin b iu tc phi cho
php ci t cc gii hn v cc bo v chng vt tc nhsau:a) i vi cc tua bin
hi: 104% n 112% tc nh
mc.http://vbqppl4.moj.gov.vn/law/vi/2001_to_2010/2006/200610/2006101...13
of 28 6/16/2009 2:13 PMb) i vi tua bin kh v thu in: t 104% n 130%
tc nh mc.5. Trng hp my pht in tm thi b tch khi h thng nhng vn tip
tc cp in cho khch hng thb iu tc my pht phi duy tr c s n nh tn s cho
phn li tch ra, tr trng hp trong thathun u ni c quy nh khc.iu 23.
Khi ng enTi cc v tr quan trng trong h thng in quc gia, theo yu cu
ca Trung tm iu h thng inquc gia, mt s nh my in phi c kh nng khi ng
en v ni dung ny phi c ghi r trong thathun u ni.iu 24. Yu cu b sung
i vi h thng bo v rle t my pht in v nh my inN goi cc yu cu ti iu 17
Quy nh ny, h thng bo v r le nh my in ca i tc phi p ngcc yu cu
sau:1. N h my in phi c trang b h thng ho ng b chnh xc.2. T my pht
in phi c trang b bo v chng mt kch t v bo v chng trt cc t.3. Cc ng
dy ti in cp in p t 110kV tr ln u ni nh my in ca i tc vo h thng
inquc gia phi c 2 knh thng tin lin lc c lp phc v cho vic truyn tn
hiu r le bo v gia hai ung dy vi thi gian truyn khng ln hn 20ms.iu
25. i t trung tnh my bin p u ccCun dy c in p cao hn ca cc my bin p
t 110kV tr ln ca t my pht in phi u hnh saoc im trung tnh thch hp
cho vic ni t trc tip. Vic ni t v cu hnh cun dy in p thp cacc my bin
p nu trn phi m bo gi tr ca h s s c chm t khng vt qu gi tr quy nh
tiiu 12 Quy nh ny.iu 26. Yu cu i vi i tc l khch hng s dng in1. i tc
l cc khch hng s dng in phi cam kt tiu th ng lng cng sut v biu ph ti
ng k v tho thun vi n v qun l li in.2. c tnh ca ph ti v cc yu cu v
cht lng in nng cung cp ti im u ni phi c phai tc thng bo r cho n v
qun l li in ti thi im np h s ngh u ni.3. N u ph ti v li in ca i tc
yu cu cht lng in nng c bit, i tc phi tho thun vin v qun l li in v
phi c ghi r trong tho thun u ni.4. i tc v n v qun l li in c th tha
thun tiu chuNn cht lng in nng khc vi quy nh,nhng phi c ghi r trong
hp ng mua bn in v/hoc tha thun u ni.iu 27. H s cng sut ca i tc l
khch hng s dng in1. Trong trng hp vn hnh bnh thng, i tc l khch hng
s dng in phi duy tr h s cng sut(cosj ) nhn cng sut phn khng ti im u
ni khng nh hn 0,85.2. i tc phi cung cp cho n v qun l li in cc thng
s v cc thit b b cng sut phn
khnghttp://vbqppl4.moj.gov.vn/law/vi/2001_to_2010/2006/200610/2006101...14
of 28 6/16/2009 2:13 PMtrong li in ca mnh, bao gm:a) Cng sut phn
khng danh nh v di iu chnh (nu c);b) N guyn l v hot ng ca h thng iu
khin;c) im u ni vi li in.iu 28. dao ng ph ti ca i tc l khch hng s
dng in1. Tc thay i cng sut tiu th ca i tc l khch hng s dng in trong
mt (01) pht khngc ln hn 10% cng sut tiu th cc i.2. Trng hp tc thay
i cng sut tiu th ca i tc ln hn gi tr nu trn m khng th c ccgii php k
thut kh thi gim xung, i tc phi tho thun vi n v qun l li in v phi
ghi rtrong tho thun u ni.iu 29. i t trung tnh my bin p ca i tc1.
Cun dy c in p cao hn ca cc my bin p ba pha v mt pha cp in p 110kV
tr ln ni vih thng in phi u hnh sao c im trung tnh thch hp cho vic
ni t trc tip.2. Vic ni t v v cu hnh cun dy in p thp ca cc my bin p
trn phi m bo gi tr ca hs s c chm t khng vt qu gi tr quy nh ti iu 12
Quy nh ny.iu 30. H thng t ng sa thi ph ti theo tn s1. i tc c trch
nhim lp t thit b v m bo hot ng ca h thng t ng sa thi ph ti theo tns
trong h thng in ca mnh theo yu cu ca Trung tm iu h thng in quc gia
v Trung tmiu min lin quan.2. H thng t ng sa thi ph ti theo tn s phi
c thit k ph hp vi cc yu cu sau:a) tin cy tc ng chung khng nh hn
96%;b) Vic sa thi khng thnh cng ca mt ph ti no khng lm nh hng n hot
ng ca ton bh thng;3. Trnh t sa thi v lng cng sut sa thi theo tn s
phi tun th mc phn b ca cc Trung tm iu h thng in v khng c php thay i
trong bt k trng hp no nu khng c s cho php caTrung tm iu c thNm
quyn.4. Tu theo iu kin c th, in p u vo ca r le tn s thp c th s dng
110/220V DC (mt chiu)cp t h thng c quy trong trm hoc 100/110V AC
(xoay chiu), ly trc tip t my bin in p t tithanh ci xut tuyn cp in
cho ph ti.5. R le tn s thp c dng trong h thng t ng sa thi ph ti
theo tn s phi l loi r le s vi ccc tnh k thut ti thiu nh sau:a) Di
tn s chnh nh: t 47 n 52Hz, bc chnh 0,1Hz;b) Thi gian chnh nh: t 0 n
99s, bc chnh
0,01s;http://vbqppl4.moj.gov.vn/law/vi/2001_to_2010/2006/200610/2006101...15
of 28 6/16/2009 2:13 PMc) Tc thay i tn s: t 0 n 9,9Hz/s, bc chnh
0,1Hz/s;d) Thi gian tr: nh hn 0,1s;) Kho in p: la chn t 55 n 90% in
p danh nh;e) Cc mc chnh nh: 4 mc theo tn s v 2 mc theo tc thay i tn
s;g) Tip im u ra: t nht 3 tip im cho mi mc.6. Trnh t phc hi ph ti
khi tn s tng tr li bnh thng phi tun th theo mnh lnh ca Trung tmiu h
thng in c thNm quyn.iu 31. Thit b o m1. Ti im u ni hoc ti v tr c
tho thun phi lp t cc cng t o m cc thng s sau:a) Dng in (A);b) in p
(V);c) Cng sut tc dng (W);d) Cng sut phn khng (VAr);) H s cng
sut;e) in nng tc dng, (Wh);g) in nng phn khng (VArh).2.Trchnhimu tv
lp tthitb o m c quy nh cthtrong hp ng muabninv/hoc tha thun u ni.3.
Cng t o m phi c kim nh ti t chc kim nh thit b o lng c thNm quyn. H
thng om phi c bin php chng can thip tri php.4. My bin dng in v my
bin in p dng cho mch o m ti im u ni phi c cp chnh xc0,2 i vi cc nh
my in v cc khch hng s dng in u ni vo cp in p 110kV tr ln, tr khic
tha thun khc.5. Cng t phi l loi 3 pha, nhiu biu gi, ghi hai (2)
chiu, cp chnh xc 0,2 v phi ghp ni c vih thng thu thp d liu cng t t
xa theo yu cu ca n v qun l li in. Trong trng hp sdng cng t o c hai
i lng tc dng v phn khng, cng t phi c kh nng ghi nhn ring bit gitr v
chiu ca cc i lng tc dng v phn khng. Vic mt ngun t dng ca cng t khng
cphp lm mt gi tr o.Mc 3IU KI U I VO LII CP I P DI 110
kVhttp://vbqppl4.moj.gov.vn/law/vi/2001_to_2010/2006/200610/2006101...16
of 28 6/16/2009 2:13 PMiu 32. Gii hn phm vi p dng1. N hng ni dung
trong mc ny quy nh iu kin k thut lin quan n vic u ni li in/nh
myin/trang thit b in ca cc i tc c nhu cu u ni mi vo li in phn phi
trong h thng inquc gia hoc thay i im u ni hin ti cp in p t 1000V n
di 110kV.2. iu kin, th tc u ni cp in p di 1000V tun th cc quy nh ca
n v qun l li inphn phi.iu 33. c tnh vn hnh li in phn phi1. i tc c
trch nhim m bo cc ch tiu k thut vn hnh v dao ng in p, bin dng dosng
hi, mc nhp nhy in p, mc mt i xng in p pha, dng in ngn mch cc i
trongli in ca mnh khng vt qu cc gi tr quy nh ti Chng II Quy nh
ny.2. Trong trng hp s c hoc khi thao tc ng ct mch in, in p trong li
in c th tng haygim mt cch qu tu theo phng thc ni t trung tnh v iu
ny phi c i tc xem xt nkhi la chn thit b.iu 34. Yu cu thit k v vn
hnh1. Qu trnh thit k, ch to, th nghim v lp t cc thit b, ng dy trn
khng, cp ngm ca itc phi tun th cc tiu chuNn, quy phm, quy trnh c
lin quan, ng thi ph hp vi cc quy nh van ton ca n v qun l li in.Khi
c yu cu, n v qun l li in c trch nhim cung cp cho i tc cc vn bn lin
quan nquy nh an ton ca mnh.2. Cc thit b ca i tc phi c kh nng vn hnh
trong di tn s, in p v dng ngn mch cc icho php ti im u ni nh quy nh
trong Chng II Quy nh ny.n v qun l li in c trch nhim cung cp cc thng
s lin quan n li in ca mnh khi i tcyu cu.3. i tc c trch nhim thit k
v xy dng li in ca mnh sao cho mc mang ti ca thit b,ng dy trn khng,
cp ngm khng vt qu gii hn cho php.iu 35. Dng ngn mch nh mc ca thit b
ti im u ni1. Thit b ca i tc ti im u ni phi c kh nng chu ng c dng
ngn mch khng thp hngi tr dng ngn mch ln nht cho php tng ng vi cp in
p trong li in ca n v qun l liin.2. n v qun l li in v i tc c trch
nhim trao i cc thng tin v gi tr d kin ca dng inngn mch, t s X/R khi
ngn mch 3 pha trong li in ca mi bn ti im u ni.iu 36. i t1. i tc c
trch nhim thc hin ni t trung tnh li in ca mnh ph hp vi quy nh trong
Bng2.4, Chng II Quy nh ny.2. n v qun l li in c trch nhim cung cp
cho i tc thng tin v phng thc ni t trung tnhli in ca mnh i tc xem xt
la chn thit
b.http://vbqppl4.moj.gov.vn/law/vi/2001_to_2010/2006/200610/2006101...17
of 28 6/16/2009 2:13 PM3. Trng hp i tc c cp in t nhiu pha, i tc c
trch nhim lp t cc thit b bo v thchhp nhm ngn chn v hn ch dng in chy
qua im trung tnh xung t.iu 37. iu khin in p1. Vic u ni thit b v li
in ca i tc vo li in phn phi khng c lm nh hng n viciu khin in p ca n
v qun l li in.2. n v qun l li in c trch nhim cung cp thng tin v thc
t iu khin in p ca mnh choi tc khi c yu cu.iu 38. Thit b bo v r le
trong h thng in ca i tc v ti im u ni1. i tc c trch nhim lp t v chnh
nh cc thit b bo v r le trong h thng in ca mnh phhp vi yu cu ca n v
qun l li in nhm cch ly s c mt cch nhanh nht v khng lm nhhng n an
ton vn hnh.2. Trong qu trnh xem xt ngh u ni, n v qun l li in v i tc
c trch nhim tho thuncc c tnh ca thit b bo v r le ti im u ni v chng
loi, thi gian tc ng, tnh chn lc, nhy.Trong qu trnh vn hnh, n v qun
l li in c quyn xem xt v tha thun li vi i tc v ccc tnh nu trn khi cn
thit nhm m bo an ton vn hnh.Thi gian loi tr s c ti a ca cc thit b
bo v r le khng c vt qu cc gi tr nu trong Bng2.5 Quy nh ny v phi c
tho thun vi n v qun l li in.3. i tc phi trang b thit b bo v d phng
c kh nng khi ng i ct tt c cc my ct (hoc thitb c chc nng tng ng) cho
trng hp my ct (hoc thit b c chc nng tng ng) c lin hvi im u ni khng
ct c s c.4. i tc khng c s dng thit b bo v hn ch dng ngn mch i vo h
thng in quc gianu nh s h hng ca thit b bo v c th dn n vic thit b ca
n v qun l li in phi chung dng in vt qu dng ngn mch nh mc, tr trng
hp c tha thun khc vi n v qun lli in.5. n v qun l li in c trch nhim
thng bo cho i tc cc thng tin chi tit v h thng t ngng li hoc cc h
thng kim sot trnh t thao tc (nu c) trn li in thuc quyn qun l i
tcxem xt trong qu trnh thit k h thng bo v r le ca mnh.6. Li in ca i
tc phi c kh nng vn hnh khng ton pha trong thi gian loi tr s c do
tcng ca h thng r le bo v.iu 39. Mc cch in ca thit b ti im u niThit
b ca i tc ti im u ni phi c kh nng chu ng v c th nghim vi cc xung in
ptrong bng sau:Bng 4.1 Mc cch in ca thit b ti im u niCp in p ca
thit Mc chu ng in p Mc chu ng in p
xunghttp://vbqppl4.moj.gov.vn/law/vi/2001_to_2010/2006/200610/2006101...18
of 28 6/16/2009 2:13 PMb xoay chiu (1 pht) 1.2/125 m S6kV 15kV
60kV10kV 25kV 75kV22kV 50kV 125kV35kV 70kV 170kV iu 40. H s cng
suti tc mua in sn xut, kinh doanh, dch v c cng sut s dng cc i t
80kW hoc my bin pc dung lng t 100kVA tr ln c trch nhim m bo h s cng
sut (cos) trong ch nhn cngsut phn khng khng nh hn 0,85 ti im u ni.
Trong trng hp h s cng sut nh hn 0,85, itc c trch nhim lp t thit b b
cng sut phn khng nng h s cng sut hoc tha thun vin v qun l li in mua
thm cng sut phn khng thng qua hp ng.iu 41. Thit b phc v gim st v iu
khin t xa1. Phng thc gim st v iu khin thit b phi c ghi r trong tha
thun u ni gia n v qun lli in v i tc.2. i tc c trch nhim cung cp cc
im o gi tr in p, dng in, tn s, cng sut tc dng, cngsut phn khng, cc
im o trng thi thit b cn thit trong li in ca i tc nhm phc v gim stt
xa tnh trng vn hnh li in. Khi c nhu cu, n v qun l li in c trch nhim
lp t, vnhnh v bo dng thit b thu thp v truyn i cc tn hiu o lng v
trng thi nu trn, tr trng hpc tha thun khc.3. Trong trng hp hai bn
tha thun rng n v qun l li in s thc hin iu khin t xa cc thitb ca i
tc, n v qun l li in c trch nhim lp t cc thit b phc v vic iu khin
xa, nhngi tc c trch nhim cung cp cc giao din iu khin cn thit.iu 42.
Thit b sa thi ph ti t ngi tc c trch nhim lp t v chnh nh cc r le sa
thi ph ti theo tn s trong li in thuc quynqun l theo yu cu ca n v iu
h thng in.iu 43. Cc yu cu b sung i vi t my pht in ca i tc1. Cc t my
pht in ca i tc phi c kh nng pht lin tc cng sut danh nh khi tn s h
thngin v in p ti im u ni dao ng trong phm vi cho php ti Chng II Quy
nh ny.2. Tu thuc kiu my pht, ln v v tr u ni ca t my pht in trong li
in phn phi, n vqun l li in c th yu cu i tc trang b thit b t ng iu
chnh kch t nhng phi c xcnhn bng vn bn.2. i vi cc t my pht in khng
chu s iu tp trung t Trung tm iu h thng in qucgia, n v qun l li in c
trch nhim xc nh c th cc yu cu v thng s vn hnh ti thanh cinh my in v
phi ghi r trong tha thun u
ni.http://vbqppl4.moj.gov.vn/law/vi/2001_to_2010/2006/200610/2006101...19
of 28 6/16/2009 2:13 PM3. Chnh nh ca cc thit b bo v r le v t ng iu
khin lin quan n im u ni phi c thathun bng vn bn vi n v qun l li in
nhm m bo an ton vn hnh h thng in.i tc khng c t thay i tr s chnh nh
ca cc thit b bo v r le v t ng iu khin nutrn m khng thng bo v c s
chp thun ca n v qun l li in.4. Cc t my pht in v nh my in ca i tc
phi c kh nng chu ng dng in th t nghch vth t khng xut hin trong thi
gian loi tr ngn mch pha - pha v pha - t gn my pht bng bo vd phng m
khng c php tch li.iu 44. Vn hnh tch o cc t my pht in ca i tc1.
Trong trng hp s c khi mt phn ca h thng in c cc t my pht ca i tc u
ni vo btch ra khi li, tu theo iu kin c th, n v qun l li in c quyn
quyt nh vic cc t mypht in ca i tc c c tip tc vn hnh trong phn li in
b tch hay khng.Trng hp khng c thit b ho ng b phn li b tch vi h
thng, i tc c trch nhim tchcc t my pht ca mnh ra khi li theo hng dn
ca n v qun l li in v s ch huy ca n viu tng ng to iu kin cho phn li
b tch ra c th kt ni tr li vi h thng.2. N u cc t my pht in ca i tc c
kh nng tip tc vn hnh khi xy ra s c lm tn s vt rangoi gii hn cho
php, i tc c trch nhim phi hp chnh nh cc thit b bo v r le ca t my
vichnh nh ca h thng r le sa thi ph ti theo tn s trong h thng in.iu
45. Kh nng khi ng enTrong trng hp nh my in ca i tc c kh nng khi ng
en, i tc c trch nhim thng bocho n v qun l li in.iu 46. My pht in d
phngMy pht in d phng ca i tc khng c php ha ng b vo h thng in tr
trng hp c stho thun v cho php ca n v qun l li in bng vn bn.iu 47.
Thit b b cng sut phn khngi tc c trch nhim phi hp vi n v qun l li in
trong qu trnh vn hnh cc thit b b cngsut phn khng trong h thng in ca
mnh.iu 48. o m1. Ti im u ni hoc ti v tr c tha thun phi lp t cc thit
b o m cc thng s sau:a) Cng sut tc dng (W);b) Cng sut phn khng
(Var);c) in nng tc dng (Wh);d) in nng phn khng (Varh).2. Vic u t v
lp t thit b o m c quy nh c th trong hp ng mua bn in hoc
thahttp://vbqppl4.moj.gov.vn/law/vi/2001_to_2010/2006/200610/2006101...20
of 28 6/16/2009 2:13 PMthun u ni.3. Cng t o m phi c kim nh ti t chc
kim nh c thNm quyn.4. H thng o m phi c bin php chng can thip tri
php.5. My bin dng in v my bin in p dng cho mch o m ti im u ni phi c
cp chnh xc0,5 tr khi c tha thun khc gia n v qun l li in v i tc.6.
Cng t phi l loi cho php ghi hai (02) chiu, nhiu biu gi, cp chnh xc
ti thiu 0,5. Trong trnghp s dng cng t o c hai i lng tc dng v phn
khng, cng t phi c kh nng ghi nhn ringbit gi tr v chiu ca cc i lng
tc dng v phn khng.Trng hp s dng cng t in t, vic mt ngun t dng ca
cng t khng c php lm mt cc gitr o.n v qun l li in v i tc c trch nhim
tha thun v chng loi, cp chnh xc, cc c tnh kthut chi tit ca cng
t.Chng VQUY TRH V TH TC THO THU U Iiu 49. Trnh t tho thun u ni1.
Khi c nhu cu u ni mi hoc thay i im u ni hin ti, i tc cn chuNn b v
gi h s nghu ni bao gm cc thng tin lin quan cn thit cho n v qun l li
in theo mu ti Ph lc, trong nu r ti liu k thut v cc trang thit b d
nh u ni hoc cc thay i d kin ti im u nihin ti v thi gian d kin hon
thnh d n ca i tc.2. Sau khi nhn c h s ngh u ni ca i tc, n v qun l
li in c trch nhim tin hnhcc cng vic sau y:a) Xem xt cc yu cu lin
quan n hot ng ca thit b d kin u ni;b) nh gi nh hng ca vic u ni
trang thit b, li in, nh my in ca i tc vo h thngin, k c kh nng mang
ti ca cc ng dy v trm hin c v cc chi ph u t pht sinh do vicu ni;c)
ChuNn b d tho tha thun u ni;d) Gi d tho tha thun u ni cho i tc.3.
Trong qu trnh xem xt h s ngh u ni, n v qun l li in c quyn yu cu i
tc:a) Cung cp thm cc thng tin cn thit nh gi r hn v mt k thut v chi
ph lin quan n ngh u ni;b) Thc hin mt s nghin cu k thut b sung (nu
cn thit) v mc nh hng ca vic u ni ticc ch tiu kinh t k thut ca h
thng in.4. Trng hp cc kt qu xem xt ch ra rng vic u ni trang thit b,
li in, nh my in ca itc vo h thng in nh hng xu n hot ng ca h thng in
quc gia, n v qun l li in
chttp://vbqppl4.moj.gov.vn/law/vi/2001_to_2010/2006/200610/2006101...21
of 28 6/16/2009 2:13 PMquyn yu cu i tc xut v thc hin cc bin php cn
thit ngn chn cc nh hng ny vthng bo chnh thc bng vn bn cho i tc. N u
i tc cam kt sn sng thc hin cc bin php khcphc cn thit, h s ngh u ni
km theo cc bin php khc phc ca i tc s tip tc c xemxt. Trong trng hp
ngc li, n v qun l li in c quyn t chi ngh u ni ca i tc.5. Tha thun u
ni ch c k chnh thc gia n v qun l li in v i tc sau khi hai bn thng
nht tt c cc vn lin quan bng vn bn.iu 50. Quy nh v thi gian thc
hinThi gian thc hin ti a cho cc bc trong ton b qu trnh tha thun u
ni c quy nh nh sau:Bng 5.1 Thi gian thc hin trong qu trnh tha thun
u niCc bc N gi thc hin Thi hn thc hin ti aGi h s ngh u ni chnhthc
cho n v qun l li ini tcXem xt h s ngh u ni vchuNn b d tho tha thun
unin v qun l liin+ 2 thngN ghin cu d tho tha thunu nii tc + 2 tunK
tho thun u ni i tc/n vqun l li in+ 1 tuniu 51. Thc hin u niVic u ni
li in ca i tc vo h thng in ch c tin hnh khi i tc v n v qun l liin k
tha thun u ni v thc hin y cc quy nh v kim tra, th nghim, nghim thu
tiChng VI Quy nh ny.Chng VIKIM TRA, TH GHIM, GHIM THUiu 52. Quyn
tip cnn v qun l li in v i tc c quyn tip cn tt c cc thit b ti a im u
ni trong qu trnhxy dng, lp t, thay th, tho d, vn hnh, th nghim, kim
tra v bo dng cc thit b ny.iu 53. Chun b ng in im u ni1. Trc ngy d
kin ng in im u ni, i tc phi cung cp cho n v qun l li in hai b(02)
cc ti liu sau (bng ting Vit hoc ting Anh v bn sao ti liu nguyn bn c
xc nhn ca itc):a) Ti liu thit k c ph duyt v nhng thay i (nu c) so
vi thit k ban u, bao gm thuyt minhchung, s ni in chnh, mt bng b tr
thit b in, s nguyn l ca h thng bo v v
iuhttp://vbqppl4.moj.gov.vn/law/vi/2001_to_2010/2006/200610/2006101...22
of 28 6/16/2009 2:13 PMkhin, cc s c lin quan khc v thng s k thut ca
thit b in chnh.b) Ti liu hng dn vn hnh v qun l thit b ca nh ch
to.c) Cc vn bn chng minh vic xy dng v lp t nh my, ng dy v trm l ph
hp vi php lutv tiu chuNn Vit N am, hoc tiu chuNn quc t c Vit N am
cng nhn.d) Vn bn chng minh cc trang thit b, nh my, ng dy v trm p ng
cc yu cu ca Quy nhny.) Cc ti liu, chng ch hoc kt qu phn tch tnh ton
chng minh cc thit b in v li in ca itc khng tc ng xu n h thng in quc
gia.2. Thi gian cung cp cc ti liu c quy nh nh sau nu khng c tha
thun khc gia n v qun lli in v i tc:a) Chm nht 02 thng trc ngy d kin
a nh my in vo vn hnh th ln u;b) Chm nht 01 thng trc ngy d kin a ng
dy, trm in vo vn hnh th ln u.3. n v qun l li in c trch nhim chuyn
mt (01) b ti liu ni trn ti cp iu h thng inc quyn iu khin li in/nh
my in ca i tc.4. Chm nht 15 ngy lm vic k t khi nhn ti liu theo quy
nh ti khon 1 iu ny, cp iu h thng in c quyn iu khin phi c trch nhim
chuyn cho n v trc tip tip nhn qun l vnhnh im u ni (ca i tc hoc ca n
v qun l li in) cc ti liu sau:a) S nh s thit b;b) Phiu chnh nh h
thng bo v rle v iu khin t ng;c) Phng thc khi ng;d) Cc yu cu v thit
lp h thng thng tin lin lc vi cc cp iu ;) Quy trnh iu h thng in quc
gia hin hnh;e) Quy trnh thao tc v quy trnh x l s c h thng in quc
gia;g) Danh sch cc cn b lin quan v nhn vin vn hnh km theo s in thoi
v s fax lin lc.5. Chm nht 10 ngy lm vic trc ngy ng in im u ni, i tc
phi tho thun vi n v qunl li in cc vn sau:a) Lch chy th v vn hnh cc
trang thit b in;b) Ranh gii phn nh ti sn v trch nhim mi bn v qun l
trang thit b ti im u ni;a) Chi tit v cc quy nh an ton theo ranh gii
qun l thit b;b) Danh sch cc nhn vin vn hnh ca mi bn bao gm h tn,
chc danh chuyn mn, trch nhimkm theo s in thoi v s fax lin
lc.http://vbqppl4.moj.gov.vn/law/vi/2001_to_2010/2006/200610/2006101...23
of 28 6/16/2009 2:13 PMiu 54. Kim tra im u ni1. i tc c trch nhim ch
ng tho thun vi n v qun l li in ngy thc hin kim tra imu ni sau khi
hon tt mi cng vic chuNn b lin quan n im u ni v phi hp vi n v qunl
li in trong vic kim tra im u ni.2. n v qun l li in c trch nhim tho
thun vi i tc v lch trnh kim tra im u ni v tinhnh kim tra cc tiu
chuNn k thut, kim tra cc bin bn th nghim cn thit lin quan n im uni
vo ngy kim tra im u ni.3. Trng hp n v qun l li in thng bo rng im u
ni hoc trang thit b bt k ca i tclin quan n im u ni cha iu kin ng in
th i tc phi hon tt cc hiu chnh, b sunghoc thay th trang thit b theo
yu cu v tho thun li vi n v qun l li in thi gian tin hnhkim tra ln
sau.4. Trong qu trnh kim tra, i tc c trch nhim chng minh cc thit b
trong li in ca mnh hoc clin quan n im u ni phi ph hp cc tiu chuNn k
thut v tho mn cc quy trnh, quy phm hinhnh.5. n v qun l li in phi k
vn bn nghim thu trong trng hp im u ni p ng cc yucu v an ton v sn
sng v mi mt ng in.iu 55. ng in im u ni1. Khi c vn bn nghim thu v i
tc thc hin y cc th tc php l theo lut nh, i tcc trch nhim gi vn bn
ng k ng in im u ni ti n v qun l li in tho thun thiim ng in im u
ni.2. Khi c vn bn nghim thu v vn bn ng k ng in t pha i tc, n v qun
l li in ctrch nhim tho thun vi n v iu h thng in lin quan v thng bo
cho i tc thi gian c thng in cho im u ni.3. im u ni phi c ng in vo
ngy c tho thun vi i tc v n v iu h thngin.iu 56. Qu trnh nghim thu
chy th1. Trong thi gian nghim thu chy th, i tc v n v iu h thng in
phi c nhn vin vn hnh,cn b c thNm quyn trc 24/24 gi v thng bo danh
sch cn b trc km theo s in thoi, s fax lin h vi cc cp iu khi cn
thit.2. Thi gian ng in nghim thu chy th thc hin theo cc quy nh ca
php lut v quy nh ca nhch to.3. Trong thi gian nghim thu chy th, i
tc c trch nhim hp tc cht ch vi n v qun l li inv n v iu h thng in
trong vic gim n mc thp nht nh hng ca cc thit b mi a vonghim thu n s
an ton v cht lng in ca h thng in v s hot ng bnh thng ca cc thitb in
khc.4. Kt thc qu trnh nghim thu, chy th, i tc phi xc nhn theo thc t
cc c tnh k thut ca ccthit b, ng dy, trm v my pht. Trng hp cc thit b
ca pha i tc vi phm cc tiu chuNn kthut, quy trnh, quy phm vn hnh v
cc c tnh k thut ca nh my ng k trong hp ng
muahttp://vbqppl4.moj.gov.vn/law/vi/2001_to_2010/2006/200610/2006101...24
of 28 6/16/2009 2:13 PMbn in v tha thun u ni, n v qun l li in c
quyn tm dng u ni nh my hay li inca i tc v yu cu i tc tin hnh cc bin
php khc phc.5. Li in, nh my in v cc thit b in ca i tc s c php ng in
u ni khi c vnbn nghim thu v xc nhn tr li cc thit b in v t my pht
trong li in i tc m bo honton cc tiu chuNn k thut, quy trnh quy phm
hin hnh v ph hp vi cc iu khon quy nh tronghp ng mua bn in v tha
thun u ni.iu 57. Kim tra, gim st trong qu trnh vn hnh1. Trong qu
trnh vn hnh, n v qun l li in c quyn yu cu thc hin kim tra v th
nghim bsung cc thit b trong li in ca i tc u ni vo h thng in quc gia
nhm mc ch:a) Kim tra s ph hp ca cc thit b trong li in/nh my in v im
u ni ca i tc vi cctiu chuNn k thut, quy trnh quy phm i vi li in v
nh my in ti Vit N am;b) Xc nhn cc iu kin lm vic ca cc thit b in
trong li in/nh my in ca i tc ph hpvi cc iu khon trong hp ng mua bn
in v tho thun u ni gia i tc v n v qun l liin;c) nh gi nh hng ca li
in/nh my in ca i tc n s vn hnh an ton ca h thng inquc gia;d) Xc nh
cc thng s k thut ca cc t my pht v li in ca i tc phc v lp m hnh
tnhton phn tch h thng in.2. Chi ph thc hin kim tra v th nghim b
sung, nu khng c ghi r trong tho thun u ni hochp ng mua bn in, c quy
nh nh sau:a) Trng hp qua kim tra cho thy cc thit b ca i tc khng ph
hp vi cc tiu chuNn k thut, viphm cc quy trnh quy phm hin hnh, hoc
thng s do i tc cung cp khc qu xa so vi thc t, itc phi chu ton b cc
chi ph kim tra v th nghim b sung;b) Trng hp qua kim tra khng pht
hin s vi phm no, n v qun l li in phi chu cc chi phkim tra v th
nghim b sung.3. Trc khi kim tra v th nghim b sung li in v thit b in
ca i tc, n v qun l li inphi thng bo trc t nht 15 ngy cho pha i tc
thi im v thi gian kim tra, danh sch cc cn bs tham gia kim tra. Pha
i tc c trch nhim m bo v to mi iu kin thun li n v qun lli in c th
thc hin cng tc kim tra ca mnh.4. Khi thc hin kim tra, i tc phi cho
php n v qun l li in lp t cc thit b gim st vkim tra trong li in v
thit b ca i tc trong sut qu trnh kim tra nhng khng c lm nhhng n hiu
sut lm vic v s an ton ca li in v thit b.5. Trong qu trnh vn hnh, nu
n v iu h thng in xt thy ti im u ni ny sinh cc vn k thut khng m bo
an ton cho h thng in quc gia th n v iu h thng in c quyn tchim u ni
v giao tr li cho pha i tc. Trong trng hp ny i tc phi thc hin li ni
dung quynh ti iu 54 Quy nh ny trc khi ngh ng in li cho im u ni.6. i
vi cc t my pht in, cp iu c quyn iu khin c th yu cu th nghim cc t
mypht v c nh my vo bt c thi gian no kim chng mt hoc t hp cc c tnh
vn hnh m
nhhttp://vbqppl4.moj.gov.vn/law/vi/2001_to_2010/2006/200610/2006101...25
of 28 6/16/2009 2:13 PMmy in ng k, nhng khng c th nghim mt t my qu
3 ln trong mt nm tr cc trnghp sau:a) Kt qu th nghim v kim tra ch ra
rng mt hoc nhiu c tnh vn hnh khng ging nh i tc cng b;b) Khi n v iu
h thng in v nh my in khng thng nht kin v c tnh vn hnh ca mypht;c)
Th nghim, kim tra theo yu cu ca i tc;d) Th nghim v chuyn i nhin
liu.7. i tc c quyn tin hnh kim tra v th nghim cc my pht in ca mnh
vi mc ch xc nh licc c tnh vn hnh ca my pht sau mi ln sa cha, thay
th, ci tin hoc lp rp li. Thi gian tinhnh cc th nghim phi c tho thun
vi cp iu c quyn iu khin v thng bo vi cp iu c quyn kim tra.iu 58.
Trao i thng tin trong qu trnh vn hnh1. n v iu h thng in v n v qun l
li in phi thng bo mt cch nhanh nht cho mii tc u ni vo h thng in v
nhng thao tc hoc s c trn cc phn t trong h thng in c thnh hng n hot
ng bnh thng ca i tc.2. i tc phi thng bo ngay cho n v qun l li in v
n v iu h thng in lin quan v btk mt thao tc hay s c no c nh hng n an
ton n nh trong vn hnh li in khu vc. Khiuc yu cu, i tc c trch nhim
cung cp y thng tin cho n v qun l li in v n v iu h thng in phn tch
nguyn nhn s c.iu 59. Lu tr v cung cp s liu1. i tc c trch nhim lu tr
cc s liu v ch lm vic, cng tc vn hnh, duy tu, bo dng vcc s c trn cc
phn t trong li in ca mnh v im u ni trong thi gian 5 nm. Trong
trnghp n v qun l li in c yu cu, i tc phi cung cp cc thng tin cn
thit lin quan n s cxy ra trn li in v thit b in ca mnh.2. Trng hp i
tc d nh thay th, nng cp cc thit b u ni, lp t cc thit b in mi c
khnng nh hng n hiu sut v ch lm vic ca li in, i tc phi thng bo v tha
thun vin v qun l li in v cc thay i ny v ni dung thay i phi c cp nht
trong tha thun uni.3. Trng hp xut ca i tc khng c n v qun l li in
tha thun, n v qun l li inc trch nhim thng bo cho i tc cc yu cu k
thut cn thit i vi cc thit b mi d kin thayi.Chng VIITCH U I V KHI
PHC U Iiu 60. Cc trng hp tch u niTch u ni bao gm cc trng hp sau
y:http://vbqppl4.moj.gov.vn/law/vi/2001_to_2010/2006/200610/2006101...26
of 28 6/16/2009 2:13 PM1. Tch u ni t nguyn;2. Tch u ni bt buc.iu
61. Tch u ni t nguyn1. Cc trng hp tch u ni vnh vin thit b ca i tc
ra khi h thng in quc gia v trch nhimca cc bn lin quan phi c quy nh
r trong hp ng mua bn in v/hoc tho thun u ni.2. Ph hp vi cc iu khon
nu trong hp ng mua bn in v/hoc tha thun u ni, i tc cquyn yu cu tch
u ni vnh vin cc thit b ca mnh ra khi h thng in quc gia vi iu kin
itc chu ton b chi ph cho vic tch u ni ng thi thng bo trc cho n v
qun l li in v ccn v iu lin quan.3. i tc l n v pht in phi thng bo
cho n v qun l li in v cc cp iu lin quan tnht 6 thng trc ngy d kin
tch u ni vnh vin.4. i tc l khch hng s dng in c th yu cu tch tm thi
thit b ca mnh ra khi li trongtrng hp c tha thun vi n v qun l li in
v cc cp iu lin quan v p dng iu khinph ti.iu 62. Tch u ni bt bucn v
qun l li in hoc n v iu c thNm quyn c quyn yu cu tch cc thit b ca i
tcra khi h thng in quc gia trong cc trng hp sau:1. Khi c yu cu tch
u ni ca cc c quan chc nng c thNm quyn;2. Trong trng hp khNn cp nhm
m bo s hot ng an ton, tin cy ca h thng in quc giav/hoc s an ton ca
ngi v thit b;3. Theo cc iu khon ca Lut in lc hoc cc vn bn quy phm
php lut khc;4. Theo cc iu khon c quy nh trong hp ng mua bn in v tho
thun u ni;5. Khi i tc vi phm nghim trng cc iu khon ca hp ng mua bn
in v/hoc tha thun uni.6. Khi c s c gy tch li t my pht in ca i tc
hoc r le sa thi ph ti theo tn s tc ng.iu 63. Khi phc u nin v qun l
li in c trch nhim xem xt quyt nh vic khi phc u ni thit b ca i tc
vih thng in quc gia khi xt thy cc nguyn nhn dn n tch u ni c loi tr
v hu qu (nuc) c khc phc.Chng VIIIT CHC THC HIiu 64. Trch nhim hng
dn, kim tra vic thc hin Quy nhCc c quan thc hin chc nng qun l nh nc
v hot ng in lc v s dng in thuc B
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of 28 6/16/2009 2:13 PM B TRG( k) Hong Trung Hinghip v cc a phng c
trch nhim ph bin, hng dn, kim tra vic thc hin Quy nh ny.iu 65. Trch
nhim thi hnhTp on in lc Vit N am, cc n v qun l li in truyn ti v phn
phi, Trung tm iu hthng in quc gia, cc Trung tm iu min, cc n v iu
phn phi, cc i tc l t chc, cnhn c nhu cu u ni trang thit b, li in v
nh my in vo h thng in quc gia hoc c nhucu thay i im u ni hin ti c
trch nhim thc hin Quy nh
ny./.http://vbqppl4.moj.gov.vn/law/vi/2001_to_2010/2006/200610/2006101...28
of 28 6/16/2009 2:13 PM
