AtBit Solution

 

Enteq and WRT (Well Resolutions Technology) have collaborated to provide seamless MWD plus integrated AtBit solutions that will provide directional drillers with real-time access to critical AtBit data for improved drilling operations and faster steering decisions.

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Key Features


 
  • Continuous Inclination AtBit
  • 16-sector Azimuthal Gamma AtBit
  • 4-Quadrant Gamma in Real Time
  • Real-Time RPM
  • EM ShortHop
  • 200+ Hour Battery Life
  • 35 Inch Sub Length
  • 8 Selectable Real-Time Data Channels
 
     
Receiver Sub   AtBit Sub

Receiver Sub
Gap, Communication and ShortHop

 

AtBit Sub
Gap, Continuous Inclination, RPM, Temp, Azi-Gamma and ShortHop

EM Short hop
     
 

Standard RFD Screen Presentations


SC01   SC02   SC03 SC04 

Specification


Tool Size


 

4.75 in


 

6.75 in


At Bit Sub Length
At-Bit Sub Nominal OD
At Bit Sub Max OD
At Bit Sub Max ID
At Bit Sub Connection PIN Up
At Bit Sub Connection BOX Down
At Bit Sub Yield Strength
At Bit Sub Make-up Torque
At Bit Sub Max DLS Rotating
At Bit Sub Max DLS Sliding
At Bit Sub Max Downhole Drilling Torque
At Bit Sub Max RPM (Downhole)
At Bit Sub Max Flow Rate
At Bit Sub Max Operating Pressure
At-Bit Sub Max Operating Temperature
At Bit Sub Max Operating WOB
At Bit Sub Max Sand Content
At-Bit Sub Max Number of Recuts
Receiver Gap Sub Length
Receiver Gap Sub Max OD
Receiver Gap Sub Connection
Receiver Gap Sub Yield Strength
Receiver Gap Sub Make Up Torque
Receiver Electronics Housing OD

 

35"
5.0"
5.25"
1.313"
3-1/2 REG (IF option)
3-1/2 REG
15,140 lbf-ft
12,000 lbf-ft
15°/100ft
30°/100ft
12,000 lbf-ft
300 RPM
340 gpm
20,000 psi
150°C (175°C option)
25,000 lbs
1%
4
35"
4.75"
3-1/2 IF
18,000 lbf-ft
12,000 lbf-ft
1.875"

 

35"
6.75" or 7.0"
7.0" or 7.25"
2.375"
4-1/2 REG (IF option)
4-1/2 REG
29,900 lbf-ft
24,000 lbf-ft or 15,000 lbf-ft
8°/100ft
16°/100ft
24,000 lbf-ft
300 RPM
750 gpm
20,000 psi
150°C (175°C option)
50,000 lbs
1%
4
35"
6.75"
4-1/2 IF
34,000 lbf-ft
24,000 lbf-ft or 15,000 lbf-ft
1.875"

Sensory Accuracy


 

 


Inclination @ Bit Accuracy
Inclination @ Bit Range
Inclination @ Bit Measure Point to Bit
Azimuthal Gamma @ Bit Accuracy
Azimuthal Gamma @ Bit Range
Azimuthal Gamma @ Bit Measure Point to Bit
Azimuthal Gamma @ Bit Max Number of Sectors

 

±0.2 degrees (slide mode)
0 - 180 degrees
12"
2%
0 - 750 AAPI
16"
16

Battery Life


 

 


Continuous Inclanation & Azimuthal Gamma @ Bit

 

>200 Hours (100 Hours for 175°C)

Recommended Operating Parameters


 

 


RPM
Formation Resistivity
Mud Type
Vibration
Shock

 

Max 210 for minimum fatigue
2 -200 Ohmm for optimal short-hopping
Water Base, Oil Base, or Synthetic Mud
Max 20 Grms, 50-1000Hz
Max 500 G, 0.5ms (z-axis), 1000 G, 0.5ms (x- or y-axis)

Running Below a Mud Motor1,2


 

 


 

 


Max Bend Setting
Max DLS Rotating
Max Surface RPM
Max Mud Motor RPM

 

1.15º
15º/100ft
60
180

 

1.50º
8º/100ft
60
180


1 Do not run any motor stabilization with Inc @ Bit sub.
2 WOB capacity of most mud motors is higher than Inc @ Bit sub.