M/LWD PARAMETERSITEMUNITRANGEPRECISIONDeviationº0-180±
0.1Azimuthº0-180± 1.0 @ Dev. < 3± 0.5 @ Dev. > 3GTFº0-360±
1MTFº0-360± 2TemperatureºC0-190± 1Mud viscositys≤ 80Sand content%≤
0.3Solid content%≤ 5Compressive cylinder
O.D.mm38
/ 48Cylinder compression
resistance Mpa140
/ 150MWD overall
lengthm5.94 /
7.59Distance measure point to point of location subm5.05Battery
working lifehrs800Survey trans. Timem3Tool face trans.
times15-30Electromagnetic Resistivity While Drilling Performance
ParameterItemAmplitude ResistivityPhase ResistivitySurvey
range(2MHz):0.1 Ω.m -3000 Ω.m(400KHz):0.1 Ω.m -1000 Ω.m(2MHz):0.1
Ω.m -500 Ω.m(400KHz):0.1 Ω.m -200 Ω.mSurvey precision(2MHz):±2%@
(0.1-50 Ω.m);±0.5ms/m(50-3000 Ω.m) (400KHz):±2%@ (0.1-25
Ω.m);±1ms/m(25-1000 Ω.m) (2MHz):±2% @ (0.1-25
Ω.m);±1.0ms/m(25-500 Ω.m)(400KHz):±5% @ (0.1-5 Ω.m);±5ms/m(5-200
Ω.m)Max. temperature165ºCMax. pressure140MPaVertical
resolution 8in(2MHz)
/ 12in(400KHz)Min, survey
period10sMax. dog-leg severity9°/30m (rotation)
; 16°/30m (sliding)Φ 7" (178mm) Near Bit Azimuth
Gamma Geosteering Sys ParametersPart a. ERT+ HR Dedicated Downhole
MotorPart b. InstrumentTube OD · inches (mm)7 (178)Tool O.D.Φ
89mm-203mmLobes ; Stages6/7 ; 9.0Gamma measure range0-500 APIPower
Section Overall L · inches (mm) 275-3/5 (7000)Deviation
precision±0.1ºFlow Rate Range · gpm (lpm)349-750
(1320-2840)RPM110~240Speed Range ·
rpm105-225Temperature0-175ºC/0-125ºCRotation · rev/gal
(rev/liter) 0.30 (0.079)Pressure20000 PsiOperation Torque ·
ft-lb (nm)17193 (23309)Survey point to bit distance(box end
face) 89 95mm127 165mmOperation Pressure Diff · psi
(kpa) 1928 (13300)240mm (Azi. gamma)410mm (Azi. gamma)Max
Power · hp (kw)302 (225)420mm (Deviation)600mm (Deviation)W.O.B. ·
klbs (mt) 66 (30)Map computer out Low side gamma / high
side gamma / average gamma/* March 10, 2023 17:59:20
*/!function(){function s(e,r){var
a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
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