CN107237617A - A kind of electricity of single-machine double-pump structure drives pressure break equipment - Google Patents
A kind of electricity of single-machine double-pump structure drives pressure break equipment Download PDFInfo
- Publication number
- CN107237617A CN107237617A CN201710622969.6A CN201710622969A CN107237617A CN 107237617 A CN107237617 A CN 107237617A CN 201710622969 A CN201710622969 A CN 201710622969A CN 107237617 A CN107237617 A CN 107237617A
- Authority
- CN
- China
- Prior art keywords
- fracturing
- manifold
- pump
- suction
- fracturing pump
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000005611 electricity Effects 0.000 title claims abstract description 10
- 230000001050 lubricating effect Effects 0.000 claims abstract description 21
- 239000012530 fluid Substances 0.000 claims abstract description 17
- 238000005461 lubrication Methods 0.000 claims abstract description 7
- 238000000151 deposition Methods 0.000 claims description 3
- 238000005286 illumination Methods 0.000 claims description 2
- 230000009172 bursting Effects 0.000 claims 1
- 239000002828 fuel tank Substances 0.000 claims 1
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 208000010392 Bone Fractures Diseases 0.000 description 2
- 206010017076 Fracture Diseases 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 206010010214 Compression fracture Diseases 0.000 description 1
- 230000002337 anti-port Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/25—Methods for stimulating production
- E21B43/26—Methods for stimulating production by forming crevices or fractures
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
- F04B17/03—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B23/00—Pumping installations or systems
- F04B23/04—Combinations of two or more pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Details Of Reciprocating Pumps (AREA)
Abstract
A kind of electricity of single-machine double-pump structure drives pressure break equipment, motor is arranged in the middle of sledge frame assembly, it is connected by industrial clutch with two fracturing pumps, and two fracturing pumps are driven simultaneously, suction manifold is connected on two fracturing pumps, exhaust manifold and safe manifold, the suction that suction manifold and exhaust manifold are used for fracturing fluid is discharged, safe manifold is used in constructing in emergency circumstances safety relief, power end lubricating system, hydraulic end lubricating system, fluid end grease-box, power end grease-box constitutes lubricating system, lubrication for power end of fracturing pump and fluid end, the electric-control system being made up of power distribution cabinet and automatic control cabinet is installed on sledge frame assembly, power distribution cabinet is used to match somebody with somebody for sub-power distribution, automatic control cabinet is used to realize VFC to motor.The present invention has high-power, huge discharge, environmental requirement height, low cost and other advantages.
Description
Technical field
The invention belongs to oil field compression fracture stimulation work equipment.
Background technology
In oil-gas field fracturing operation, using many high-power pressure break equipment composition Frac units, reservoir rock is carried out
Pressure break simultaneously forms flow-guiding channel.Conventional pressure break equipment by Diesel engine, hydraulic transmission gear box, hydraulic system, control system and
Fracturing pump etc. is constituted, during work, and separate unit engine is rotated at a high speed with rated speed, and the power of generation passes through hydraulic transmission gear box and biography
Moving axis drives fracturing pump, fracturing fluid to form superhigh pressure liquid after being pressurized through fracturing pump and discharge, to realize the output of different displacements,
Hydraulic transmission gear box is provided with 7-9 gear, and regulation stall can meet change demand of the construction to discharge capacity.
With ultradeep well, the development of horizontal well technology, the power of required Frac unit is increasing, separate unit pressure break equipment
Weight and volume is also increasing, and the research and development of high-power pressure break equipment face problems with：One is due to that road transport is limited
The weight and volume of device, can not effectively have been lifted, pressure break equipment using the pressure break equipment power of diesel engine drives
Output discharge capacity can not be further continued for increase, it is impossible to meet the efficient demand of following massive hydraulic fracture construction；Two be pressure break equipment
Using diesel powered driving, it is necessary to configure the parts such as hydraulic transmission box, hydraulic valve piece, cause complete machine cost too high, maintenance is difficult
Degree is big, while the noise and emission problem during diesel construction operation are gradually highlighted, and designs and develops out that a kind of noise is small, discharge
Low high-power pressure break equipment is significant.
The content of the invention
Pressure break equipment is driven present invention aims at the electricity for providing a kind of single-machine double-pump structure, the equipment has high-power, big
Discharge capacity, environmental requirement height, low cost and other advantages.
To achieve the above object, the technical scheme is that：
A kind of electricity of single-machine double-pump structure drives pressure break equipment, including sledge frame assembly 1, motor 2, industrial clutch 3, safe manifold 9,
Power end lubricating system 11, hydraulic end lubricating system 12, fluid end grease-box 13, power end grease-box 14, power distribution cabinet 17,
Automatic control cabinet 18, motor 2 is arranged in the middle of sledge frame assembly 1, is connected by industrial clutch 3 with two fracturing pumps, and simultaneously
Two fracturing pumps are driven, industrial clutch 3 can disengage motor 2 and fracturing pump I 4, fracturing pump II 5, on two fracturing pumps respectively
Suction manifold, exhaust manifold and safe manifold 9 are connected with, the suction that suction manifold and exhaust manifold are used for fracturing fluid is discharged, peace
Full manifold is used in constructing in emergency circumstances safety relief, power end lubricating system 11, hydraulic end lubricating system 12, fluid end profit
Oil tank 13, the composition lubricating system of power end grease-box 14, for the lubrication of power end of fracturing pump and fluid end, sledge frame assembly
The electric-control system being made up of power distribution cabinet 17 and automatic control cabinet 18 is installed, power distribution cabinet 17 is used to match somebody with somebody for sub-power distribution, automatic control on 1
Cabinet 18 processed is used to realize VFC to motor.
Two fracturing pumps are respectively fracturing pump I 4, fracturing pump II 5, and fracturing pump I 4 is opposite with the arranged direction of fracturing pump II 5.
Suction manifold I 7, exhaust manifold I 8 and safe manifold 9 are arranged on fracturing pump I 4, suction manifold II 15, discharge pipe
Converge II 16 and safe manifold 9 be arranged on fracturing pump II 5 on, two suction manifolds and the suction inlet of exhaust manifold and two outlets
It is integrated in the side of pressure break sledge.
Power end lubricating system 11 and hydraulic end lubricating system 12 are fracturing pump I 4, the offer power end of fracturing pump II 5 and liquid
The lubrication at power end.Power end grease-box 14 is arranged on fracturing pump I 4, the lower section of fracturing pump II 5, and fluid end grease-box 13 is pacified
Mounted in the lower section of suction manifold I 7, suction manifold II 15.
Illuminator 20 is also equipped with sledge frame assembly 1, is distributed in above pry bracket, illumination is provided for equipment；It is also equipped with instrument
Case 19, for depositing common tool.
The beneficial effects of the invention are as follows：
1st, the present invention uses motor as power source, volume weight small advantage big with power, the bar being limited in volume weight
Under part, the power of pressure break equipment can be effectively lifted, while without using diesel fuel, noise is small in operation, is discharged low.
2nd, the present invention is driven the single-machine double-pump structure of two fracturing pumps, can effectively carried using a motor two ends output
Operational discharge capacity is risen, equivalent to two traditional pressure break pump trucks realize the output double increase of discharge capacity, while motor passes through work with big pump
Industry clutch is direct-connected, eliminates hydraulic transmission gear box, and motor can realize VFC so that discharge capacity is changed by gear Stepped control
For continuous control, construction demand is adapted to.Make equipment configuration simpler, reduce fault rate, be easy to plant maintenance.
Brief description of the drawings：
Fig. 1 is front view of the invention；
Fig. 2 is Fig. 1 top view；
Fig. 3 is Fig. 2 top view；
Fig. 4 is Fig. 1 left view.
Embodiment
The specific embodiment of the present invention is described further below in conjunction with the accompanying drawings.
Referring to Fig. 1-4, motor 2, fracturing pump I 4, fracturing pump II 5, shield assembly 6,2 liang of motor are installed on pry bracket assembly 1
End is connected with fracturing pump I 4, fracturing pump II 5 by industrial clutch 3, and type of attachment can connect for spline, flat key, flange, and
Two fracturing pump installation directions are on the contrary, so can be with balance vibration, it is to avoid fracturing pump antiport；Industrial clutch control
The industrial clutch 3 of 10 controls can effectively be disengaged under any operating mode, prevent separate unit fracturing pump from influenceing whole device after damaging
Normal operation, shield assembly 6 is arranged on outside industrial clutch 3, prevents mechanical wounding.
Suction manifold I 7, exhaust manifold 8 and safe manifold 9 are arranged on fracturing pump I 4, suction manifold 13, exhaust manifold 16
It is arranged on safe manifold 9 on fracturing pump II 5, during fracturing work, motor 2 provides power, fracturing pump I 4, fracturing pump II
5 fracturing fluids sucked respectively by suction manifold I 7, suction manifold II 15 pressurize, from exhaust manifold I 8, exhaust manifold 16 II
Squeeze into well, carry out fracture job.By the maximum pressure for setting safe manifold 9, it is ensured that job safety.Two suction inlets and two
Individual outlet is integrated in the side of pressure break sledge, so facilitates connecting line, reduces floor space during operation.
Power end lubricating system 11 and hydraulic end lubricating system 12 are fracturing pump I 4, the offer power end of fracturing pump II 5 and liquid
The lubrication at power end.Power end grease-box 14 is arranged on fracturing pump I 4, the lower section of fracturing pump II 5, and fluid end grease-box 13 is pacified
Mounted in the lower section of suction manifold I 7, suction manifold II 15.
On sledge frame assembly 1 be equipped with power distribution cabinet 17, automatic control cabinet 18 and tool box 19, power distribution cabinet 17 be motor 2, industry from
Clutch control system 10, power end lubricating system 11, hydraulic end lubricating system 12 provide electrical control；Automatic control cabinet 18 is shown
System running state, display alarm, offer complete machine automatic control function.Power distribution cabinet 17, automatic control cabinet 18 and tool box 19 collect
Into installed in the opposite side relative with suction outlet, power distribution cabinet 17 is arranged on the left side in tool box 19, and automatic control cabinet 18 is pacified
Top mounted in tool box 19.
Illuminator 20 is also equipped with sledge frame assembly 1, comprising six illuminating lamps, is distributed in above pry bracket, is also equipped with instrument
Case 19, for depositing common tool.
Institute of the invention is dynamic to use electric power, compared with tradition is equipped using the pressure break of diesel engine, non-exhaust emission and
Noise is small, more energy-conserving and environment-protective, meets the requirement of national new environmental law.
Claims (6)
1. a kind of electricity of single-machine double-pump structure drives pressure break equipment, including sledge frame assembly（1）, motor（2）, industrial clutch（3）, peace
Full manifold（9）, power end lubricating system（11）, hydraulic end lubricating system（12）, fluid end grease-box（13）, power end lubrication
Fuel tank（14）, power distribution cabinet（17）, automatic control cabinet（18）, it is characterised in that：Motor（2）Installed in sledge frame assembly（1）Centre, leads to
Cross industrial clutch（3）It is connected with two fracturing pumps, and drives two fracturing pumps, industrial clutch simultaneously（3）Can be by motor（2）
With fracturing pump I（4）, fracturing pump II（5）Disengage, suction manifold, exhaust manifold and bursting tube are connected on two fracturing pumps
Converge（9）, the suction discharge of suction manifold and exhaust manifold for fracturing fluid, safe manifold is used in emergency circumstances safe in constructing
Pressure release, power end lubricating system（11）, hydraulic end lubricating system（12）, fluid end grease-box（13）, power end grease-box
（14）Lubricating system is constituted, for the lubrication of power end of fracturing pump and fluid end, sledge frame assembly（1）On be provided with by power distribution cabinet
（17）And automatic control cabinet（18）The electric-control system of composition, power distribution cabinet（17）For matching somebody with somebody for sub-power distribution, automatic control cabinet（18）With
In realizing VFC to motor.
2. a kind of electricity of single-machine double-pump structure according to claim 1 drives pressure break equipment, it is characterised in that：Two fracturing pumps
Respectively fracturing pump I（4）, fracturing pump II（5）, fracturing pump I（4）With fracturing pump II（5）Arranged direction it is opposite.
3. a kind of electricity of single-machine double-pump structure according to claim 2 drives pressure break equipment, it is characterised in that：Suction manifold I
（7）, exhaust manifold I（8）With safe manifold（9）Installed in fracturing pump I（4）On, suction manifold II（15）, exhaust manifold II（16）
With safe manifold（9）Installed in fracturing pump II（5）On, two suction manifolds and the suction inlet of exhaust manifold and two outlet collection
Into the side in pressure break sledge.
4. a kind of electricity of single-machine double-pump structure according to any one in claim 1-3 drives pressure break equipment, its feature exists
In：Weigh power end lubricating system（11）And hydraulic end lubricating system（12）For fracturing pump I（4）, fracturing pump II（5）Power end is provided
With the lubrication of fluid end.
5. power end grease-box（14）Installed in fracturing pump I（4）, fracturing pump II（5）Lower section, fluid end grease-box（13）
Installed in suction manifold I（7）, suction manifold II（15）Lower section.
6. a kind of electricity of single-machine double-pump structure according to claim 4 drives pressure break equipment, it is characterised in that：Sledge frame assembly
（1）On be also equipped with illuminator（20）, it is distributed in above pry bracket, illumination is provided for equipment；It is also equipped with tool box（19）, for depositing
Put common tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710622969.6A CN107237617A (en) | 2017-07-27 | 2017-07-27 | A kind of electricity of single-machine double-pump structure drives pressure break equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710622969.6A CN107237617A (en) | 2017-07-27 | 2017-07-27 | A kind of electricity of single-machine double-pump structure drives pressure break equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107237617A true CN107237617A (en) | 2017-10-10 |
Family
ID=59988787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710622969.6A Pending CN107237617A (en) | 2017-07-27 | 2017-07-27 | A kind of electricity of single-machine double-pump structure drives pressure break equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107237617A (en) |
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109578459A (en) * | 2018-12-25 | 2019-04-05 | 中石化四机石油机械有限公司 | Clutch and control method for fracturing device |
| CN109882144A (en) * | 2019-04-19 | 2019-06-14 | 烟台杰瑞石油装备技术有限公司 | Double-motor double-pump electric driving fracturing semitrailer |
| CN110552891A (en) * | 2019-08-28 | 2019-12-10 | 大庆石油管理局有限公司 | Novel diesel water pump unit |
| CN110608028A (en) * | 2019-10-14 | 2019-12-24 | 中石化四机石油机械有限公司 | A double-layer electric drive fracturing skid-mounted equipment |
| CN111237158A (en) * | 2020-03-03 | 2020-06-05 | 广汉市奇峰能源技术服务有限公司 | A fracturing equipment with a single-machine and double-pump structure |
| WO2020211086A1 (en) * | 2019-04-19 | 2020-10-22 | 烟台杰瑞石油装备技术有限公司 | Dual-motor dual-pump electric drive fracturing semi-trailer |
| CN112160905A (en) * | 2020-09-24 | 2021-01-01 | 中油国家油气钻井装备工程技术研究中心有限公司 | Automatic temperature control and time sharing lubrication control system and control method for fracturing pumping equipment |
| CN113006757A (en) * | 2021-02-25 | 2021-06-22 | 三一石油智能装备有限公司 | Method and device for controlling auxiliary motor equipment in electrically-driven fracturing sled system and fracturing sled |
| CN114482968A (en) * | 2022-03-07 | 2022-05-13 | 烟台杰瑞石油装备技术有限公司 | Fracturing system and control method thereof |
| CN114718537A (en) * | 2021-01-05 | 2022-07-08 | 中国石油天然气集团有限公司 | Fracturing equipment |
| WO2022222518A1 (en) * | 2021-04-20 | 2022-10-27 | 烟台杰瑞石油装备技术有限公司 | Fracturing apparatus and control method therefor, and fracturing system |
| US11680474B2 (en) | 2019-06-13 | 2023-06-20 | Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | Fracturing apparatus and control method thereof, fracturing system |
| US11702920B1 (en) | 2022-06-24 | 2023-07-18 | Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | Fracturing control method and fracturing system |
| US11746636B2 (en) | 2019-10-30 | 2023-09-05 | Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | Fracturing apparatus and control method thereof, fracturing system |
| US20240026875A1 (en) * | 2022-07-19 | 2024-01-25 | Caterpillar Inc. | Control of a dual-pump single-power source system |
| US12163510B2 (en) | 2021-03-25 | 2024-12-10 | Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | Control method and control device applied to electric fracturing apparatus |
| US12173594B2 (en) | 2019-06-13 | 2024-12-24 | Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | Fracturing system |
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| CN119746193A (en) * | 2024-12-25 | 2025-04-04 | 健帆生物科技集团股份有限公司 | Power system and blood purification device |
| US12326074B2 (en) | 2019-06-13 | 2025-06-10 | Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | Fracturing apparatus and control method thereof, fracturing system |
| US12331625B2 (en) | 2021-11-18 | 2025-06-17 | Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | Turbine fracturing apparatus and turbine fracturing well site |
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Cited By (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109578459B (en) * | 2018-12-25 | 2020-07-07 | 中石化四机石油机械有限公司 | Clutch for fracturing device and control method |
| CN109578459A (en) * | 2018-12-25 | 2019-04-05 | 中石化四机石油机械有限公司 | Clutch and control method for fracturing device |
| CN109882144A (en) * | 2019-04-19 | 2019-06-14 | 烟台杰瑞石油装备技术有限公司 | Double-motor double-pump electric driving fracturing semitrailer |
| WO2020211086A1 (en) * | 2019-04-19 | 2020-10-22 | 烟台杰瑞石油装备技术有限公司 | Dual-motor dual-pump electric drive fracturing semi-trailer |
| US11680474B2 (en) | 2019-06-13 | 2023-06-20 | Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | Fracturing apparatus and control method thereof, fracturing system |
| US12312930B2 (en) | 2019-06-13 | 2025-05-27 | Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | Fracturing system |
| US12326074B2 (en) | 2019-06-13 | 2025-06-10 | Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | Fracturing apparatus and control method thereof, fracturing system |
| US12173594B2 (en) | 2019-06-13 | 2024-12-24 | Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | Fracturing system |
| CN110552891A (en) * | 2019-08-28 | 2019-12-10 | 大庆石油管理局有限公司 | Novel diesel water pump unit |
| US12234712B2 (en) | 2019-09-20 | 2025-02-25 | Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | Adaptive mobile power generation system |
| CN110608028A (en) * | 2019-10-14 | 2019-12-24 | 中石化四机石油机械有限公司 | A double-layer electric drive fracturing skid-mounted equipment |
| US12180819B2 (en) | 2019-10-30 | 2024-12-31 | Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | Fracturing apparatus and control method thereof, fracturing system |
| US11746636B2 (en) | 2019-10-30 | 2023-09-05 | Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | Fracturing apparatus and control method thereof, fracturing system |
| CN111237158A (en) * | 2020-03-03 | 2020-06-05 | 广汉市奇峰能源技术服务有限公司 | A fracturing equipment with a single-machine and double-pump structure |
| CN112160905A (en) * | 2020-09-24 | 2021-01-01 | 中油国家油气钻井装备工程技术研究中心有限公司 | Automatic temperature control and time sharing lubrication control system and control method for fracturing pumping equipment |
| CN114718537A (en) * | 2021-01-05 | 2022-07-08 | 中国石油天然气集团有限公司 | Fracturing equipment |
| CN113006757A (en) * | 2021-02-25 | 2021-06-22 | 三一石油智能装备有限公司 | Method and device for controlling auxiliary motor equipment in electrically-driven fracturing sled system and fracturing sled |
| US12163510B2 (en) | 2021-03-25 | 2024-12-10 | Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | Control method and control device applied to electric fracturing apparatus |
| US12320344B2 (en) | 2021-04-20 | 2025-06-03 | Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | Fracturing apparatus and control method thereof, fracturing system |
| WO2022222518A1 (en) * | 2021-04-20 | 2022-10-27 | 烟台杰瑞石油装备技术有限公司 | Fracturing apparatus and control method therefor, and fracturing system |
| US12331625B2 (en) | 2021-11-18 | 2025-06-17 | Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | Turbine fracturing apparatus and turbine fracturing well site |
| CN114482968B (en) * | 2022-03-07 | 2023-09-29 | 烟台杰瑞石油装备技术有限公司 | Fracturing system and control method thereof |
| CN114482968A (en) * | 2022-03-07 | 2022-05-13 | 烟台杰瑞石油装备技术有限公司 | Fracturing system and control method thereof |
| US11702920B1 (en) | 2022-06-24 | 2023-07-18 | Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | Fracturing control method and fracturing system |
| US12203459B2 (en) * | 2022-07-19 | 2025-01-21 | Caterpillar Inc. | Control of a dual-pump single-power source system |
| US20240026875A1 (en) * | 2022-07-19 | 2024-01-25 | Caterpillar Inc. | Control of a dual-pump single-power source system |
| CN119746193A (en) * | 2024-12-25 | 2025-04-04 | 健帆生物科技集团股份有限公司 | Power system and blood purification device |
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