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06-mudlogging sensors

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Mudlogging Sensors

China National Logging Company

PROFESSIONAL TRAINING

Sensor types

6.

7.

8.

9.

10.

1.

2.

3.

4.

5.

11.

Block Height

Hook load

Stand pipe pressure / casing pressure

Rotary torque

Pit volume

Rotary table speed and pump stroke speed

Mud temperature

Mud density

Mud conductivity

Mud flow out

H

2

S Sensor

MUDLOGGING SENSORS

1. Block Height

Monitor the position of the traveling block, operate as ROP indicator (Measure depth)

Sensor type: Encoder

Rated power supply: +8vDC(Drillbyte Made in China)

Output: pulse

Measure range: 0

55 m (180 ft)

Resolution: 11 mm (0.4 in)

Accuracy:

0.5% FSD

Signal output

Chart recorder, computer, alarms

Location: drawworks

MUDLOGGING SENSORS

1. Block Height

MUDLOGGING SENSORS

1. Block Height

MUDLOGGING SENSORS

2. Hookload System

Measure the tension on the cable from drawwork.

Location: deadline

Range: 0-7 MPa

Power supply: 24

VDC

Output: 4-20 mA

Working T: -40OC ~

85OC

Attention: high pressure! Install and change when drill string on slip.

MUDLOGGING SENSORS

3. SPP System / Casing Pressure

Range

SPP 0 ~ 42MPa, CSP

0 ~ 68MPa

Power supply: 24VDC

Output

4 ~ 20 mA

· Precision

:±

0.25%

Working temperature

-40

O

C

~ 80

O

C

Attention: high pressure risk source, when Install and change, check with driller, pressure is “Zero”.

MUDLOGGING SENSORS

4. Rotary torque system-electric TORQ

Working T: -20 o

C ~ 70 o

C

Range: 0-1000A

Precision:

±

0.25%

Power supply

≤18VDC

Output

0 ~ 3VDC

Attention: Install on the cable supplying power for motor driving the rotary talbe.

MUDLOGGING SENSORS

4. Rotary torque system-mechanical TORQ

Stress of chains

Stress of chain

Hydraulic pressure

Transducer

0-7MPa Pressure sensor signal

Working parameter same as Hook Load sensor.

Attention: high pressure! Install and change when RPM zero, rotary table stop revolution.

MUDLOGGING SENSORS

5. Pit level sensor

MUDLOGGING SENSORS

5. Pit level sensor

MUDLOGGING SENSORS

6. RPM/SPM

MUDLOGGING SENSORS

7. Mud temperature system

MUDLOGGING SENSORS

8. Mud Density Measuring System

MUDLOGGING SENSORS

8. Mud Density Measuring System

Working T: -40 o

C ~ 80 o

C

Range: 0-3 g/cm

3

Resolution: 0.01 g/cm

3

Power supply

24VDC

Output

4 ~ 20 mA

MUDLOGGING SENSORS

9. Mud Conductivity Measuring System

Working T: -25 o

C ~ 70 o

C

Range: 0 ~ 16 S/M

Precision

:±

5% FSD

Power supply

24VDC

Output

4 ~ 20 mA

MUDLOGGING SENSORS

10. Mud flow out( paddle) system

Measure range

0 ~100%

Working T

-20 o

C ~

100 o

C

Maximum angle

45 o

Output

60 Ohm≥R≥930

Ohm

Attention: no definite calibration, relative.

MUDLOGGING SENSORS

11. H2S sensor

Technical Data

Sensor type: electrochemical

Measure range: 0

100 ppm

Outside temperature:

40

70

Accuracy: 2 ppm

Signal output: Computer, alarms

Location: Rig floor, shale shaker, caller, mud logging unit

Attention: pay attention to protect sensor head from water and vapour.

MUDLOGGING SENSORS

THE END!

MUDLOGGING SENSORS

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