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Positive Pulse System Specifications
Positive Pulse Assembly Copyright 2000, Halliburton Energy Services, Inc. 1January 25, 2001
Positive Pulse System SpecificationsTable 1 DWD System Specifications
Tool OD 3 1/8 in.3 3/8 in.3 1/2 in.
4 3/4 in. 6 1/2 in.6 3/4 in.7 1/4 in.
7 3/4 in. 8 in. 9 1/2 in.
MechanicalSpecificationsSystem Superslim Slimhole 650 650
1200 w/1500 Opt650
1200 w/1500 Opt650
1200 w/1500 OptLength(Dir/Gamma)
21-36 ft 31 ft hang-offcollar
26-36 ft1 26-36 ft1 26-36 ft1 or 30 fthang-off collar
26-36 ft1 or 30 fthang-off collar
Nominal Collar ID 2 5/16 in. 2 13/16 in. 2 13/16 in. 3 1/4 in. 3 1/4 in. & 4 in. 3 1/4 in. & 4 in.Connections 2 3/8 in. IF
box-pin
Modified 215/16"-6Stub Acme-M2
3 1/2 in. IFbox-pinbox-box
Variable 5 1/2 in. FH or6 5/8 in. Reg box-pin
6 5/8 in. Regbox-pin
7 5/8 in. Regbox-pin
Recommendedminimum make-uptorque
3,700 ft-lb – 2 3/8"IF (NC 26)
3,200 ft-lb -Modified 2 15/16"-6Stub Acme-M2
9,900 ft⋅lb Variable 5 1/2 in. FH -41,500 ft⋅lb
6 5/8 in. Reg -47,000 ft⋅lb
47,000 ft⋅lb 83,000 ft⋅lb
Maximum DoglegSeverity2
SlidingRotating
30°/100 ft14°/100 ft
30°/100 ft14°/100 ft
21°/100 ft10°/100 ft
14°/100 ft8°/100 ft
14°/100 ft8°/100 ft
14°/100 ft8°/100 ft
EquivalentBending Stiffness
3.21 in. x 1.50 in.3.35 in. x 1.50 in.
4.50 in. x 2.00 in. 6.25 in. x 2.81 in.6.50 in. x 2.81 in.7.00 in. x 2.81 in.
7.50 in. x 2.81 in. 7.75 in. x 2.81 in. 9.25 in. x 3.00 in.
Operating LimitsMaximumoperating temp
Limited by sondes Limited by sondes Limited by sondes Limited by sondes Limited by sondes Limited by sondes
Maximumpressure
Limited bypressure case
Limited bypressure case
Limited bypressure case
Limited bypressure case
Limited bypressure case
Limited bypressure case
Flow rate 60-175 gpm3
100-220 gpm4150-350 gpm 225-650 gpm 225-650 gpm
400-1,500 gpm225-650 gpm400-1,500 gpm
225-650 gpm400-1,500 gpm
Maximum mudweight
12 ppg3
18 ppg418 ppg 18 ppg 18 ppg 18 ppg 18 ppg
Maximum mudviscosity
50 cp 50 cp 50 cp 50 cp 50 cp 50 cp
Maximum sandcontent5
<2%,Recommended<1%
<2%,Recommended<1%
<2%,Recommened <1%
<2%,Recommended<1%>1100 gpm <1%6
<2%,Recommended<1%>1100 gpm <1%6
<2%,Recommended<1%>1100 gpm <1%6
LCM <7.5 ppb3
>7.5 ppb440 lb/bbl medium nutplug, fine kwik seal
Hematite Not recommendedMud screenrecommended
Yes Yes Yes Yes Yes Yes
Pulsation damper Recommended charge to maximum of 40% of standpipe pressureTypical pressureloss over tool withwater at systemflow rate range
@ 150 gpm120 psi
140-300 psi 140-300 psi 140-300 psi 140-300 psi 140-300 psi
1 Based on 6 ft hang-off sub, customer-supplied 30 ft NMDC; varies, depending on NMDC length.2 For standard collars only; flexed collars are also used, and their maximum values are higher for the same nominal OD.3 Superslim Straight Flow Sub –TechFax D-DWD-130.4 Superslim Undercut Flow Sub –TechFax D-DWD-130.5 Districts may specify different limits for sand content.6 At more than 1,100 gpm, the sand content is limited to 1% or less and the bit run duration is limited to 75 hours.
Positive Pulse System Specifications
Positive Pulse Assembly Copyright 2000, Halliburton Energy Services, Inc. 2January 25, 2001
Table 2 Superslim and Slimhole Systems HOS’s and HOC’s
System Type ODinch
Collar Bore IDinch
Pin Con. IDinch
Flow Ratesgpm
Superslim Special 3 1/8, 3 1/2 2 5/16 (2.313) 1 3/4 60-175 gpm7
100-220 gpm8
Slimhole HOC 4 3/4 Box x Pin, Box x Box 2 13/16 ( 2.812) 2 5/8 (2.625) 150-350
Table 3 650 System HOS’s and HOC’s
System Type ODinch
Collar Bore IDinch
Pin IDinch
Flow Ratesgpm
650 HOS 6 1/2, 6 3/4, 7, 7 1/4 2 7/8 (2.88) 225-650650 HOS 7 3/4, 8, 9, 9 1/2 3 5/16 (3.31) 225-650650 HOC 6 1/2, 6 3/4 3 1/4 (3.25) 2 7/8 (2.88) 225-650
Table 4 1200 System HOS’s and HOC’s
System Type ODinch
Collar Bore IDinch
Pin IDinch
Flow Ratesgpm
1200 HOS 7 3/4, 8, 9, 9 1/2, 10 3 5/16 (3.31) 400-12001200 HOS 11 4 1/32 (4.03) 400-12001200 HOC 8, 8 1/4, 9 1/2 4 3 5/16 (3.31) 400-1200
1500 Opt. HOC 8, 8 1/4, 9 1/2 4 3 5/16 (3.31) 1200-1500
Table 5 DWD Collar ID and Flow Rate Limits
Collar Bore IDinch
Max Flow Rategpm
2 13/16 6503 8003 1/4 12004 1500
Table 6 Directional Probe SpecificationsMEP DEP DEPII PCD, PCD-K, PCD-
RDM
System AccuracyInclination ± 0.2º ± 0.2º ± 0.2º ± 0.2º ± 0.1ºAzimuth ± 1.5º @ >10º Inc ± 1.5º @ >10º Inc ± 1.5º @ >10º Inc ± 1.5º @ >10º Inc ± 0.25ºToolface ± 2.8º ± 2.8º ± 2.8º ± 2.8º ± 1.5ºOperating LimitsMax Temperature 257º F (125º C) 284º F (140º C) 284º F (140º C) 302º F (150º C) 347º F (175º C)Survival Temperature 392º F (200º C)Max Pressure 18,000 psi Standard
15,400 psi Superslim918,000 psi Standard15,400 psi Superslim9
18,000 psi Standard15,400 psi Superslim9
20,000 psi Standardxx,xxx psi Superslim
22,500 psi - 2 in. OD16,500 psi - 1 7/8 in. OD9
Tool OD 1 3/ in. (1 3/4 in. wheninstalled in protectivecase)
1 3/8 in. (1 3/4 in. wheninstalled in protectivecase)
1 3/8 in. (1 3/4 in. wheninstalled in protectivecase)
1 3/4 in. 2 in1 7/8 in. for collars < 3 ½in. OD
Connections
Top 7-pin M 7-pin M 10-pin M 10-pin M KemlonBottom None None 7-pin M PCD - 7-pin M
PCD-R - KemlonKemlon
7 Superslim Straight Flow Sub –TechFax D-DWD-130.8 Superslim Undercut Flow Sub –TechFax D-DWD-130.9 Unofficial calculated burst pressure, verbal communication with E.J. Del Valle, November 2, 2000.
Positive Pulse System Specifications
Positive Pulse Assembly Copyright 2000, Halliburton Energy Services, Inc. 3January 25, 2001
Table 7 Gamma Probe SpecificationsSPC-NGP PCG, PCG-R GM
System AccuracyGamma Range & ResolutionTransmitted
Low Range 0-25.5 ± 0.1 cpsHigh Range 0-76.5 ± 0.6 cps
Low Range 0-25.5 ± 0.1 cpsHigh Range 0-76.5 ± 0.6 cps
0-31.25 ± 0.125 cps with 8 Gammul setting0-41.75 ± 0.167 cps with 6 Gammul setting0-62.5 ± 0.250 cps with 4 Gammul setting
Gamma Resolution Recorded 0-31.25 ± 0.125 cps with 8 Gammul setting0-41.75 ± 0.167 cps with 6 Gammul setting0-62.5 ± 0.250 cps with 4 Gammul setting
System Accuracy ± 5 API @ 50 API ± 5 API @ 50 APIVertical Resolution 6 in. 6 in. 27 in
Detector Scintillation Scintillation Geiger MüllerStorage
MinimumMaximum
13,284 samples36.9 hr @ 10 sec/sample350.4 hr @ 95 sec/sample
26,000 samples72.2 hr @ 10 sec/sample686.1 hr @ 95 sec/sample
250 hr of API data at 8 sec sample period
Gamma UpdateOperating LimitsMax Temperature 257º F (125º C) 302º F (150º C) 347º F (175º C)Survival Temperature 392º F (200º C)Max Pressure 18,000 psi Standard
15,400 psi Superslim1020,000 psi Standardxx,xxx psi Superslim
22,500 psi - 2 in. OD16,500 psi - 1 7/8 in. OD10
Tool OD 1 3/8 in. (1 3/4 in. wheninstalled in protective case)
1 3/4 in. 2 in1 7/8 in. for collars < 3 1/2 in. OD
ConnectionsTop 7-pin PCG - 7-pin
PCG-R - 10-pinKemlon
Bottom 7-pin 7-pin Kemlon
Table 8 Pulser SpecificationsMk VI Mk VII Mk VIII
Maximum Temperature 347º F (175º C) 392º F (200º C) 392º F (200º C)Connection Type 7-pin Amphenol Rotational RotationalMax Pressure Limited by probe
10 Unofficial calculated burst pressure, verbal communication with E.J. Del Valle, November 2, 2000.
Positive Pulse System Specifications
Positive Pulse Assembly Copyright 2000, Halliburton Energy Services, Inc. 4January 25, 2001
Table 9 TorqueSize and Type of Connection HOC/HOS OD HOC
BorePin Bore Minimum
Recommended TorqueIn DWDmanual
2.750-8 STUB ACME 3 1/8 2.125 ?2.875-6 STUB ACME-MOD 2 3 1/8 2.125 ?
2 15/16-6 STUB ACME-MOD 2 3 1/4 2.313 ?2 15/16-6 STUB ACME-MOD 2 3 1/2 2.313 3,200 ft-lb Ok
NC 26 3 1/4 1.75NC 26 3 1/2 1.75 3,700 ft-lb Ok
NC 38 4-3/4 2.625 9,900 ft-lb Ok
4" API IF 6-1/2 2.88 22,200 ?4" API IF 6-3/4 2.88 22,200 ?
4-1/2" API FH 6-1/2 2.88 19,800 Ok
4-1/2" API IF 6-1/2 2.88 29,500 Ok4-1/2" API IF 6-3/4 2.88 32,000 Ok4-1/2" API IF 7 2.88 32,000 Ok4-1/2" API IF 7 1/4 2.88 32,000 Ok
4-1/2" H-90 6-1/2 2.88 23,000 ?4-1/2" H-90 6-3/4 2.88 23,000 ?
5 ½ API REG 6-3/4 2.88 31,500 Ok5 ½ API REG 7 2.88 36,000 Ok5 ½ API REG 7 1/4 2.88 36,000 Ok
5" H-90 6-1/2 2.88 29,500 Ok5" H-90 6-3/4 2.88 29,500 Ok5" H-90 7 2.88 29,500 Ok
5 1/2" H-90 7 1/4 2.88 36,000 ?
5-1/2" API FH 7 3/4 3.31 41,500 Ok
6 5/8" API REG 7 3/4 3.31 47,000 Ok6 5/8" API REG 8 4 3.31 47,000 Ok
6 5/8" H-90 7 3/4 3.31 49,500 Ok6 5/8" H-90 8 3.31 49,500 Ok
7" H-90 Low Torque 9 3.31 66,500 Ok
7 5/8" API REG 9 4 3.31 83,000 Ok7 5/8" API REG 9 1/2 4 3.31 83,000 Ok
7 5/8" API REG LOW TORQUE 10 3.31 87000 Ok
Positive Pulse System Specifications
Positive Pulse Assembly Copyright 2000, Halliburton Energy Services, Inc. 5January 25, 2001
8 5/8" API REG LOW TORQUE 11 4.03 ?