1. LOGOKhoa Hc Thng Thc La chn thit b v s dng in hp lKhi Bch
Khoa
2. La chn thit b V s dng in hp lKhi Bch Khoa Chm ch -- Sng To
Nhn Bn1. Tm hiu v cc thng s trn thit b in2. Chn bng n cho h gia nh
3. Chn bp in 4. S dng pin in thoi v my tnhwww.themegallery.com 3.
Cc thng s trn thit b in UIPKhi Bch Khoa Chm ch -- Sng To Nhn BnHiu
in th (in p) m thit b s dng. K hiu: V V d: 12v, 24v, 110v, 220v Cng
dng in m thit b s dng. K hiu: A (ampe) V d: 0.5A, 1A, 10A Cng sut
in m thit b tiu th. K hiu: W (Oat) hay Kw (Kilo oat) 1000W = 1Kw V
d: 50w, 1000wwww.themegallery.com 4. Cc thng s trn thit b inClick
to edit text styles Edit your company slogan Vd: Nu trn thit b in
ghi cng sut (P) l 50W 220v. Tc thit b dng in p 220v v 1gi bng tiu
th 50W. Nu s dng 20gi s tn 1000W (1Kw) Mt s thit b ch ghi cng dng
in(I) 220v 0.5A. Ta c cng thc tnh ra cng sut (P) P = U x I = 220v x
0.5A = 110W Nu s dng 9gi s tn 1000W (1Kw) www.themegallery.com 5.
Cc thng s trn thit b inClick to edit text styles Edit your company
sloganVi cng thc trn bn c th tnh ra c tng lng in tiu th ca cc thit
b trong nh. i t W sang Kw (1000w = 1Kw) Bn nhn tng mc tiu th(Kw) vi
n gi in s ra c s tin bn phi tr PTng(Kw) x n gi in (vn) = S tin bn
phi tr cho EVN $$$www.themegallery.com 6. II. Chn bng n cho h gia
nhwww.themegallery.com 7. II. Chn bng n cho h gia nh1. Bng n si t
Nm 1880 Thomas Edison hon thin pht minh bng n si t. Dng in t chy dy
tc lm bng Vonfram to ra nh sng. Khong 5% in chuyn thnh quang nng
=> hiu sut thp => Lng ph in Gi thnh cc hp dn :D Nhng tn in
nhiu. www.themegallery.com 8. II. Chn bng n cho h gia nh b. Chn
lu2. Bng n hunh quang a. Bng nc. Tc Te (chut)- Cho nh sng mnh,
trung thc. - Ta nhit rt t - Tit kim hn bng si t 8-10 ln. Tui th n
8000 gi - nh sng khng n nh Ch : Khi mua cn la chn 3 b phn trn tng
ng. www.themegallery.com 9. II. Chn bng n cho h gia nh3. Bng n
Compact L mt dng ca bng n hunh quang. Chn lu c tch hp pha ui ca bng
n. Nh gn, tit kim in. Tui th 6.000 => 10.000 gi Gi thnh ty vo
cng sut v hng. T 8 ngn (5w) n vi trm ngn
