Beijing Geoshine Oilfield Technology Services Co.,Ltd.
System Features
Specifications
Type
350
650
1200
Drill Collar OD
4-3/4"
6-3/4"
8"
9-1/2"
121mm
171.5mm
203.2mm
241mm
Drill Collar ID
2.815"
3-1/4"
71.44mm
82.55mm
Connection Buckle
311脳310
411脳410
631脳630
731脳730
3-1/2 " IF
4-1/2 " IF
6-5/8 " REG
7-5/8 " REG
Downhole Working Condition
System
GET-SLWD350
GET-SLWD650
GET-SLWD1200
Mud Rate
9.5锝22.1 L/s
14.2锝41.0 L/s
22.1锝75.7 L/s
Mud Type
Water/Oil Based Mud
Max Mud Density
2.156g/cm3
Sand Content
<1%
Max Mud Viscosity
<50 cp
Pressure Drop
130-300psi锛坵ater銆250-1000gpm锛
Max Working Temp
125/150鈩
Lost Circulation Material
Prohibited
Drill Pipe Filter
Required
Pulse Signal Type
Positive
Pulser Technical Parameter
Pressure Rating
120Mpa
Max Operation Time Without Large-Scale Repair
200hr
Signal Transmission Depth
锛5000m
Shock
10000m/s2锛0.2ms锛1/2sin锛
Vibration
200m/s2锛10锝200Hz锛
Directional probe performance indicators
Inclination
卤0.1掳
Azimuth
卤0.3掳
120MPa
Toolface
Probe Length
1950mm
Transmission Frequency
0.5/0.8Hz
Probe OD
1-3/4鈥
Gamma Probe Performance Indicators
Accuracy
卤5%
Max Working Temperature
0 to 150掳C
Storage Temp
-25掳 to +160掳C
Power Consumption
+15V @ 40mA +30V @ 20mA
1000G 1ms 1000G 1ms half sine wave
10 G rms, 50-250Hz