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Shock absorbing downhole motor

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Shock absorbing downhole motor
Shock absorbing downhole motor
Shock absorbing downhole motor
Shock absorbing downhole motor
Shock absorbing downhole motor
Shock absorbing downhole motor
Shock absorbing downhole motor
Shock absorbing downhole motor
Shock absorbing downhole motor
Shock absorbing downhole motor
Shock absorbing downhole motor
Shock absorbing downhole motor

Shock absorbing downhole motor

Product Description:

The shock-absorbing downhole motor is a specialized positive-displacement downhole power device integrated with advanced shock absorption mechanisms, designed to mitigate the impact and vibration generated during drilling operations. On the basis of the conventional downhole motor's hydraulic-to-mechanical energy conversion system, it is equipped with dedicated shock-absorbing components (e.g., elastic damping sleeves, hydraulic shock absorbers, and flexible coupling joints) and optimized structural design. This motor efficiently converts the hydraulic energy of drilling fluid into stable mechanical rotational energy to drive the drill bit, while effectively absorbing and attenuating downhole vibration and impact loads, thereby protecting downhole tools and improving drilling stability.

Model:

73mm/76mm/79mm/85mm/89mm/93mm/95mm/102mm/105mm/120mm/127mm/135mm/150mm/165mm/172mm/178mm/185mm/197mm/203mm/216mm/228mm/244mm/286mm/292mm

Product Details

Product Details


Application Scenarios: 


This motor is primarily applied in drilling projects where severe downhole vibration and impact are prevalent. It is widely utilized in directional drilling, horizontal drilling, and deep/ultra-deep well drilling operations in hard rock formations (e.g., granite, quartz sandstone), fractured formations, and heterogeneous formations with alternating hard and soft layers—scenarios that easily induce high-frequency vibration and impact on the drill string and downhole tools. Additionally, it is suitable for unconventional resource development projects (e.g., shale gas, tight oil) with demanding drilling conditions, as well as for drilling operations in offshore oil and gas fields where vibration control is crucial for ensuring the safety of marine drilling equipment. The motor also plays a critical role in precision drilling projects requiring high wellbore quality (e.g., geothermal wells, exploration wells) and in drilling operations using expensive PDC drill bits or sensitive measurement-while-drilling (MWD) tools that are prone to damage from vibration.


Product Advantages:


Firstly, it exhibits excellent shock absorption and vibration attenuation performance, effectively reducing the amplitude and frequency of downhole vibration (especially axial and lateral vibration) and mitigating impact loads on the drill bit, motor, and MWD tools, thus significantly extending the service life of downhole equipment and reducing tool replacement costs. Secondly, the motor maintains stable power output and consistent drilling efficiency under high-vibration conditions, avoiding torque and speed fluctuations caused by vibration, which ensures a stable penetration rate and improves drilling efficiency. Thirdly, it enhances well trajectory control accuracy, as reduced vibration minimizes the deviation of the drill bit from the designed path, facilitating the construction of high-quality wellbores with precise trajectory. Moreover, the shock-absorbing design reduces the damage to the wellbore wall caused by excessive vibration, lowering the risk of wellbore collapse and improving wellbore stability. Finally, it improves operational safety and reliability, reducing the probability of downhole accidents (e.g., drill bit damage, tool sticking) caused by vibration, shortening non-drilling time, and ultimately lowering overall drilling costs.


FAQ:



Q:What is the warranty period of your downhole motor and can you provide maintenance service?

A:Our downhole motor have a warranty of 400 hours, we have our own repair station in Kazakhstan, and we will consider setting up a repair service station in other places if needed.


Q: Are you a manufacturer?

A: Yes, we are factory.

 

Q: How about the delivery time?

A:10-25 working days after payment.



Technical parameter table of Downhole motor



Model ID

Unit

5LZ57×7.0

7LZ73×7.0

7LZ89×7.0

9LZ89×7.0

7LZ95×7.0

7LZ102×7.0

H7LZ102×7.0

Applicable hole size

mm

83~121

83~121

105~143

105~143

114~150

114~150

114~150

in

3 1/4~4 3/4

3 1/4~4 3/4

4 1/8~5 5/8

4 1/8~5 5/8

4 1/8~5 7/8

4 1/8~5 7/8

4 1/8~5 7/8

Flow rate

L/S

2-4

2.5-5

5-10

5-10

6-12

6-12

7-14

Pressure

Mpa

3.2

3.2

2.4

3.2

4.0

4.0

4.0

Speed

r/min

246

140-280

122-244

245

132-264

132-264

120-240

Operation Torque

N·m

200

491

854

504

1417

1417

2054

Maximum Torque

N·m

300

736

1281

756

2126

2126

2875

Power Output

KW

5.4

14

21

13.6

37

37

49

Working WOB

KN

5

10

16

16

25

25

25

MaximumWOB

KN

10

15

30

30

40

40

40

Connection

UP


1 1/2 REG

2 3/8 REG

2 7/8 REG

2 7/8 REG

2 7/8 REG

2 7/8 REG

2 7/8 REG

Down


1 1/2 REG

2 3/8 REG

2 7/8 REG

2 7/8 REG

2 7/8 REG

2 7/8 REG

2 7/8 REG

Stage


4.0

5.0

3.2

4.0

5.0

5.0

4.0

Model ID

Unit

7LZ120×7.0

5LZ127.5×7.0

7LZ127.5×7.0

7LZ135×7.0

7LZ150×7.0

5LZ165×7.0V

5LZ165.5×7.0V

Applicable hole size

mm

152~200

152~200

152~200

159~203

171~222

215~244

215~244

in

6~7 7/8

6~7 7/8

6~7 7/8

6 1/4-8

6 3/4-8 3/4

8 1/8~9 5/8

8 1/8~9 5/8

Flow rate

L/S

8-16

15

9-18

12-24

15-30

18-30

1830

Pressure

Mpa

3.2

4.0

4.0

4.0

4.0

3.2

4.0

Speed

r/min

85-170

150

88-176

94-188

78-156

112-186

112-186

Operation Torque

N·m

3060

2242

4133

5167

7291

5330

6662

Maximum Torque

N·m

4590

3363

5808

7306

10309

7536

9420

Power Output

KW

52

37

76

51

119

103

129

Working WOB

KN

38

40

45

50

70

60

70

MaximumWOB

KN

70

80

90

100

140

120

140

Connection

UP


3 1/2 REG

3 1/2 REG

3 1/2 REG

3 1/2 REG

3 1/2 REG

4 1/2 REG

4 1/2REG

Down


3 1/2 REG

3 1/2 REG

3 1/2 REG

3 1/2 REG

3 1/2 REG

4 1/2 REG

4 1/2 REG

Stage


5.0

5.0

5.0

5.0

6.0

5.0

5.0

Model ID

Unit

7LZ165×7.0

H7LZ172.5×7.0Ⅶ

7LZ172×7.0Ⅶ

3LZ172×7.0

4LZ172×7.0

5LZ178×7.0

7LZ178.5×7.0

Applicable hole size

mm

215~244

215~244

215~244

215~244

215~244

215~244

213~251

in

8 1/8~9 5/8

8 1/8~9 5/8

8 1/8~9 5/8

8 1/8~9 5/8

8 1/8~9 5/8

8 1/8~9 5/8

8 1/8~9 5/8

Flow rate

L/S

18-36

20-36

20-36

18-30

18-30

20-36

20-36

Pressure

Mpa

3.6

4.0

4.0

4.0

4.0

4.0

4.0

Speed

r/min

82-164

75-150

80-144

172-289

137-229

107-193

80-144

Operation Torque

N·m

7979

12680

10126

2225

3245

7764

10126

Maximum Torque

N·m

1128

17752

14318

3337

4867

10970

14318

Power Output

KW

137

241

154

70.7

72~108

157

154

Working WOB

KN

70

80

100

70

70

80

100

MaximumWOB

KN

140

160

160

140

140

160

180

Connection

UP


4 1/2 REG

4 1/2 REG

4 1/2 REG

4 1/2 REG

4 1/2 REG

4 1/2 REG

4 1/2 REG

Down


4 1/2 REG

4 1/2 REG

4 1/2 REG

4 1/2 REG

4 1/2 REG

4 1/2 REG

4 1/2 REG

Stage


4.5

5.0

5.0

4.0

4.0

5.0

5.0

Model ID

Unit

5LZ185×7.0

7LZ185.5×7.0

5LZ197×7.0

5LZ197.5×7.0

6LZ197×7.0

7LZ197×7.0

5LZ203·5×7.0

Applicable hole size

mm

215~244

215~244

244~311

244~311

244~311

244~311

244~311

in

8 1/8~9 5/8

8 1/8~9 5/8

9 1/8~12 5/8

9 5/8~12 1/4

9 5/8~12 1/4

9 5/8~12 1/4

9 5/8~12 1/4

Flow rate

L/S

20-36

20-36

25-50

25-50

25-50

25-50

25-50

Pressure

Mpa

4.0

4.0

3.2

4.0

4.0

4.0

4.0

Speed

r/min

105-189

88-176

84-168

84-168

83-166

72-144

84-168

Operation Torque

N·m

7897

9239

9925

12407

12350

14057

12407

Maximum Torque

N·m

11050

13069

14033

17542

17290

19870

17542

Power Output

KW

156

170

174

218

214

211

218

Working WOB

KN

90

120

100

120

120

125

120

MaximumWOB

KN

180

240

200

240

240

240

240

Connection

UP


4 1/2 REG

4 1/2 REG

5 1/2 REG

5 1/2 REG

5 1/2 REG

5 1/2 REG

5 1/2 REG

Down


4 1/2 REG

4 1/2 REG

6 5/8 REG

6 5/8 REG

6 5/8 REG

6 5/8 REG

6 5/8 REG

Stage


5.0

5.0

5.0

5..0

5.0

5.0

5.0

Model ID

Unit

6LZ203×7.0

7LZ203·5×7.0

7LZ216×7.0

5LZ216·5×7.0

7LZ228×7.0

5LZ244·5×7.0

7LZ244×7.0

Applicable hole size

mm

244~311

244~311

273~323

273~323

311~445

311~445

311~445

in

9 5/8~12 1/4

9 5/8~12 1/4

10 3/4~12 3/4

10 3/4~12 3/4

12 1/2~17 1/2

12 1/2~17 1/2

12 1/2~17 1/2

Flow rate

L/S

25-50

25-50

28-55

28-55

35-70

35-70

35-70

Pressure

Mpa

4.0

4.0

4.0

4.0

4.0

4.0

4.0

Speed

r/min

83-166

72-144

90-176

90-176

78-156

80-160

72-144

Operation Torque

N·m

12350

14057

16183

12855

16207

18708

20231

Maximum Torque

N·m

17290

19870

22656

17997

22915

26190

28606

Power Output

KW

214

211

298

236

264

313

305

Working WOB

KN

120

125

150

140

160

150

180

MaximumWOB

KN

240

240

300

260

300

300

320

Connection

UP


5 1/2 REG

5 1/2REG

6 5/8 REG

6 5/8 REG

6 5/8 REG

6 5/8 REG

6 5/8 REG

Down


6 5/8 REG

6 5/8 REG

6 5/8 REG

6 5/8 REG

6 5/8 REG

6 5/8 REG

6 5/8 REG

Stage


5.0

5.0

5.0

5.0

5.0

5.2

5.3

Model ID

Unit

3LZ286×7.0

5LZ286×7.0






Applicable hole size

mm

375~660

375~660






in

14 3/4~26

14 3/4~26






Flow rate

L/S

40-80

45-90






Pressure

Mpa

3.2

3.2






Speed

r/min

165

68-136






Operation Torque

N·m

11840

27196






Maximum Torque

N·m

17760

38070






Power Output

KW

215

387






Working WOB

KN

170

180






MaximumWOB

KN

320

340






Connection

UP


7 5/8 REG

7 5/8 REG






Down


7 5/8 REG

7 5/8 REG






Stage


4.0

4.5







Contact Us

Inquiry

+86 15094972256

Frank@sdshengde.com

+86 15094972256

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