CN212508756U - Monitoring device for multi-module plunger pump - Google Patents
Monitoring device for multi-module plunger pump Download PDFInfo
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- CN212508756U CN212508756U CN202021712263.2U CN202021712263U CN212508756U CN 212508756 U CN212508756 U CN 212508756U CN 202021712263 U CN202021712263 U CN 202021712263U CN 212508756 U CN212508756 U CN 212508756U
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Abstract
The utility model provides a monitoring device for a multi-module plunger pump, which comprises a power module, a transmission module, a suction perfusion pipeline and low-pressure reflux module, a high-pressure throttling and high-pressure pipeline unit, a power end lubricating module, a hydraulic end lubricating module, a lubricating and cooling module, a data acquisition and processing module, a high-pressure testing protection module and a monitoring module; the platform and the testing method can accurately obtain the input power, the input displacement and the output pressure of the pump, can effectively test the performance conditions of the pump under various pressure and displacement conditions, and can effectively evaluate the performance of the plunger pump.
Description
Technical Field
The utility model belongs to the high-pressure plunger pump field that shale gas exploitation used, in particular to monitoring device for multimode piece plunger pump.
Background
The high-pressure plunger pump is used as production equipment which is key to various operations such as shale gas acidification, well cementation, fracturing, gravel filling and the like, has various types, has different power from 250HP to 3500HP, and has the operation pressure as high as 20000 PSI. When the plunger pump is used, as a key device for shale gas development operation, the displacement and the pressure during the operation are continuously changed. Therefore, it is important to evaluate the quality of the plunger pump. Because existing plunger pump manufacturers cannot simulate the current use situation of the plunger pump, the performance test of the plunger pump is not carried out before the plunger pump leaves a factory, or the running and the test of the plunger pump are only carried out, and the running condition of the plunger pump cannot be fed back, so that the quality of the plunger pump can be evaluated.
Disclosure of Invention
In order to solve the technical problem, the utility model discloses at simulation shale gas site conditions, to the power scope within the range of 0-2800KW, the plunger pump capability test of discharge medium pressure within 0-20000PSI solves the performance evaluation problem of plunger pump, concretely, the utility model provides a monitoring device for multi-module plunger pump, including power module, derailleur module, suction filling pipe and low pressure backward flow module, high pressure throttle and high pressure pipeline unit, power end lubrication module, hydraulic end lubrication module, lubrication cooling module, data acquisition and processing module, high pressure test protection module, monitoring module;
the power module adopts a plurality of groups of motors which are connected in parallel as power input and is electrically connected with the transmission module;
the transmission module is arranged to be a multi-stage speed change structure with a transmission ratio of 0.8-4.47 and used for outputting torque and monitoring the output power of a power module power source;
the suction filling pipeline and the low-pressure backflow module comprise a suction filling pipeline and a low-pressure backflow pipeline and are used for providing and outputting suction water supply and drainage and monitoring the suction and output displacement of the pump;
the high-pressure throttling and high-pressure pipeline unit is used for carrying out high-pressure medium input and throttling and pressure holding treatment through a high-pressure pipeline and a throttling valve and is used for regulating and controlling the discharge pressure of the pump and monitoring the output pressure value of the pump;
the power end lubricating module is used for lubricating the power end of the plunger pump;
the hydraulic end lubricating module is used for lubricating the hydraulic end of the plunger pump;
the lubricating and cooling modules are arranged into two groups of cooling towers which are respectively a cooling circulating water tower and a lubricating oil cooling tower;
the data acquisition and processing module acquires, stores and processes data by acquiring data of the sensor, power input of the power module and torque output of the transmission module, and outputs a pressure curve and a medium discharge capacity curve to obtain a real-time production test report;
the high-voltage test protection module is used for high-voltage safety protection in the high-voltage test process;
the monitoring module is provided with a plurality of groups of 360-degree cameras, is fixedly installed at the test position and the peripheral position of a workshop or a factory building to be measured and is used for assisting in providing a test image.
As an improvement, the device also comprises a plurality of groups of temperature sensors which are fixedly arranged at positions with variable temperature rise in the test process.
As an improvement, the transmission module includes a torque and speed sensor for detecting torque and speed data in real time; as an improvement, in the suction filling pipeline and the low-pressure backflow module, the low-pressure backflow pipeline comprises a flared pipeline, a backflow flowmeter, an electromagnetic valve, a temperature control switch, a spray pipe and a steel pipeline; the steel pipeline comprises a suction pipeline and a discharge pipeline, one end opening of the pipeline is set to be a flared pipeline, and the diameter of the flared pipeline is 150-250 mm; the reflux flowmeter, the electromagnetic valve and the temperature control switch are fixedly arranged on the steel pipeline, and the spray pipe is fixedly arranged on one side of the steel pipeline; wherein the solenoid valve is configured as a gate valve and/or a butterfly valve.
As an improvement, the high-voltage test protection module comprises a high-voltage test protection room and a control room window, wherein the control room window is of a control room window structure with a double-layer single glass structure; the high-voltage testing protection room is of an alloy steel outer frame structure, the outer layer of the outer frame structure is a steel plate with the thickness of 10-100 mm, and a wood plate with the thickness of 80-100 mm is embedded in the inner layer.
As another embodiment of the present invention provides a method for testing the monitoring device for the multi-module plunger pump, comprising the following steps:
s1, mounting and connecting a test platform, fixedly mounting the bottom of the test platform on a horizontal ground, and performing leveling treatment, wherein a high-pressure test protection module is adopted for high-pressure protection in the whole test process;
s2, mounting the power module, the transmission module and the workpiece to be tested on a test platform, and fixedly mounting a motor of the power module, a speed reducer of the transmission module and a plunger pump through a universal shaft;
s3, communicating and testing a low-pressure pipeline and a high-pressure pipeline, and starting a power end lubricating module, a hydraulic end lubricating module and a lubricating and cooling module to perform lubricating and cooling treatment in the testing process;
and S4, acquiring, storing and processing the data through the data acquisition and processing module, outputting a pressure curve and a medium discharge curve, and obtaining a real-time production test report.
As a modification, in step S4, the data processing method includes: calculating the actual input power of the motor through the input torque value and the rotating speed measured by the torque sensor and the velometer; measuring the input and output displacement of the pump through a flow sensor to obtain the actual displacement of the pump; the input pressure of the pump is measured through the pressure sensor, the actual input pressure of the pump is obtained, and the bearing performance of the pump is fed back; the running state, noise and stability of the pump are displayed through the testing process of the monitoring module; monitoring the temperature data of the components of the pump, and displaying whether the running performance of the corresponding components of the pump is normal or not; and obtaining a real-time production test report according to the obtained actual input power, actual input pressure and displacement, an output pressure curve and a medium displacement curve.
Has the advantages that: the utility model provides a monitoring device for multimode plunger pump can effectively assess plunger pump running performance situation, compares with conventional design, the utility model discloses a through the working condition of simulation shale gas fracturing truck when the field operation, carry out experimental evaluation to plunger pump running performance, replace the diesel engine through using the motor, can reduce pollution discharge, specifically through a plurality ofly, for example 2 motors that the power is different, correspond the pump of the power of variation in size, reduce energy consumption, can use in parallel simultaneously, provide probably for developing the test higher power pump; the frequency converter is selected, so that the rotating speed is adjusted more conveniently, and the rotating speed is output accurately; the flow meters are arranged on the suction pipeline and the discharge pipeline, and the pressure sensors are arranged on the pump head and the throttle valve, so that key pressure and displacement data can be effectively compared; by arranging a plurality of groups of high-precision sensors, the tested data are more accurate, for example, the temperature sensors are arranged at the measuring positions in a patch mode, so that the overheating site of a key position can be observed and found in advance, and the early prevention can be realized; through long-range throttle structure, use the universal joint to provide the flexible length of needs, torque converter enlarge the rotation moment of torsion, step motor steady control, realize even stable pressure setting.
Drawings
Fig. 1 is a schematic structural diagram of the test platform of the present invention.
Reference numerals: 1. a power module; 2. a transmission module; 3. a data acquisition and processing module; 4. a power end lubrication module; 5. a hydraulic end lubrication module; 6. high pressure test protection module.
Detailed Description
A plunger pump high-pressure test platform comprises a power module 1, a transmission module 2, a suction filling pipeline, a low-pressure backflow module, a high-pressure throttling and high-pressure pipeline unit, a power end lubricating module 4, a hydraulic end lubricating module 5, a lubricating and cooling module, a data acquisition and processing module 3, a high-pressure test protection module 6 and a monitoring module;
the power module 1 adopts a plurality of groups of motors connected in parallel as power input and is electrically connected with the transmission module; further, a motor with different positions in fig. 1 can be used as the power module 1.
The transmission module 2 is arranged into a multi-stage speed change structure with a transmission ratio of 0.8-4.47 and used for outputting torque and monitoring the output power of a power module power source, and further the transmission module 2 is arranged into a frequency converter and a speed reducer, as shown in figure 1;
the suction filling pipeline and the low-pressure backflow module comprise a suction filling pipeline and a low-pressure backflow pipeline and are used for providing and outputting suction water supply and drainage and monitoring the suction and output displacement of the pump;
the high-pressure throttling and high-pressure pipeline unit is used for carrying out high-pressure medium input and throttling and pressure holding treatment through a high-pressure pipeline and a throttling valve and is used for regulating and controlling the discharge pressure of the pump and monitoring the output pressure value of the pump;
the power end lubricating module 4 is used for lubricating the power end of the plunger pump;
the hydraulic end lubricating module 5 is used for lubricating the hydraulic end of the plunger pump;
the lubricating and cooling modules are arranged into two groups of cooling towers which are respectively a cooling circulating water tower and a lubricating oil cooling tower;
the data acquisition and processing module 3 acquires, stores and processes data by acquiring data of the sensor, power input of the power module and torque output of the transmission module, and outputs a pressure curve and a medium discharge capacity curve to obtain a real-time production test report;
the high-voltage test protection module 6 is used for high-voltage safety protection in the high-voltage test process;
the monitoring module is provided with a plurality of groups of 360-degree cameras, is fixedly installed at the test position and the peripheral position of a workshop or a factory building to be measured and is used for assisting in providing a test image.
The temperature sensor is fixedly arranged at a position where the temperature rise is changed in the test process. The transmission module comprises a torque and rotation speed sensor for detecting torque and rotation speed data in real time;
in the suction filling pipeline and the low-pressure backflow module, the low-pressure backflow pipeline comprises a flared pipeline, a backflow flowmeter, an electromagnetic valve, a temperature control switch, a spray pipe and a steel pipeline; the steel pipeline comprises a suction pipeline and a discharge pipeline, one end opening of the pipeline is set to be a flared pipeline, and the diameter of the flared pipeline is 150-250 mm; the reflux flowmeter, the electromagnetic valve and the temperature control switch are fixedly arranged on the steel pipeline, and the spray pipe is fixedly arranged on one side of the steel pipeline; wherein the solenoid valve is configured as a gate valve and/or a butterfly valve.
The high-voltage test protection module 6 comprises a high-voltage test protection room and a control room window, wherein the control room window is of a control room window structure with a double-layer single glass structure; the high-voltage testing protection room is of an alloy steel outer frame structure, the outer layer of the outer frame structure is a steel plate with the thickness of 10-100 mm, and a wood plate with the thickness of 80-100 mm is embedded in the inner layer.
As a specific embodiment of the present invention, the present invention further provides a testing method of the monitoring device for the multi-module plunger pump, and the method includes the following steps:
s1, mounting and connecting a test platform, fixedly mounting the bottom of the test platform on a horizontal ground, and performing leveling treatment, wherein a high-pressure test protection module is adopted for high-pressure protection in the whole test process;
s2, mounting the power module, the transmission module and the workpiece to be tested on a test platform, and fixedly mounting a motor of the power module, a speed reducer of the transmission module and a plunger pump through a universal shaft;
s3, communicating and testing a low-pressure pipeline and a high-pressure pipeline, and starting a power end lubricating module, a hydraulic end lubricating module and a lubricating and cooling module to perform lubricating and cooling treatment in the testing process;
and S4, acquiring, storing and processing the data through the data acquisition and processing module, outputting a pressure curve and a medium discharge curve, and obtaining a real-time production test report.
Carrying out a test process: the variable frequency speed regulation of the filling pump is carried out, the input water flow is regulated, and the suction displacement and the pressure of the plunger pump are met; the motor is regulated to the required test rotating speed; the gearbox is geared to a required gear; and remotely controlling the throttle valve to suppress the pressure to the required working pressure.
In step S4, the data processing method includes: calculating the actual input power of the motor through the input torque value and the rotating speed measured by the torque sensor and the velometer; measuring the input and output displacement of the pump through a flow sensor to obtain the actual displacement of the pump; the input pressure of the pump is measured through the pressure sensor, the actual input pressure of the pump is obtained, and the bearing performance of the pump is fed back; the running state, noise and stability of the pump are displayed through the testing process of the monitoring module; monitoring the temperature data of the components of the pump, and displaying whether the running performance of the corresponding components of the pump is normal or not; and obtaining a real-time production test report according to the obtained actual input power, actual input pressure and displacement, an output pressure curve and a medium displacement curve.
The results are verified, and the mechanical efficiency and the volumetric efficiency of the pump can be accurately obtained through the actually measured power, pressure and displacement. The utility model discloses a test platform can accurately obtain input power, input discharge capacity, the delivery pressure of pump, can test the performance situation of pump under each pressure and discharge capacity condition effectively, effectively appraises the plunger pump performance.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (5)
1. The utility model provides a monitoring device for multimode plunger pump which characterized in that: the device comprises a power module, a transmission module, a suction filling pipeline, a low-pressure backflow module, a high-pressure throttling and high-pressure pipeline unit, a power end lubricating module, a hydraulic end lubricating module, a lubricating and cooling module, a data acquisition and processing module, a high-pressure testing protection module and a monitoring module;
the power module adopts a plurality of groups of motors which are connected in parallel as power input and is electrically connected with the transmission module;
the transmission module is arranged to be a multi-stage speed change structure with a transmission ratio of 0.8-4.47 and used for outputting torque and monitoring the output power of a power module power source;
the suction filling pipeline and the low-pressure backflow module comprise a suction filling pipeline and a low-pressure backflow pipeline and are used for providing and outputting suction water supply and drainage and monitoring the suction and output displacement of the pump;
the high-pressure throttling and high-pressure pipeline unit is used for carrying out high-pressure medium input and throttling and pressure holding treatment through a high-pressure pipeline and a throttling valve and is used for regulating and controlling the discharge pressure of the pump and monitoring the output pressure value of the pump;
the power end lubricating module is used for lubricating the power end of the plunger pump;
the hydraulic end lubricating module is used for lubricating the hydraulic end of the plunger pump;
the lubricating and cooling modules are arranged into two groups of cooling towers which are respectively a cooling circulating water tower and a lubricating oil cooling tower;
the data acquisition and processing module acquires, stores and processes data by acquiring data of the sensor, power input of the power module and torque output of the transmission module, and outputs a pressure curve and a medium discharge capacity curve to obtain a real-time production test report;
the high-voltage test protection module comprises a high-voltage test protection room and a control room window and is used for high-voltage safety protection in the high-voltage test process;
the monitoring module is provided with a plurality of groups of 360-degree cameras, is fixedly installed at the test position and the peripheral position of a workshop or a factory building to be measured and is used for assisting in providing a test image.
2. The monitoring device for a multi-module plunger pump according to claim 1, wherein: the temperature sensor is fixedly arranged at a position where the temperature rise is changed in the test process.
3. The monitoring device for a multi-module plunger pump according to claim 1, wherein: the transmission module includes a torque and speed sensor for detecting torque and speed data in real time.
4. The monitoring device for a multi-module plunger pump according to claim 1, wherein: in the suction filling pipeline and the low-pressure backflow module, the low-pressure backflow pipeline comprises a flared pipeline, a backflow flowmeter, an electromagnetic valve, a temperature control switch, a spray pipe and a steel pipeline; the steel pipeline comprises a suction pipeline and a discharge pipeline, one end opening of the pipeline is set to be a flared pipeline, and the diameter of the flared pipeline is 150-250 mm; the reflux flowmeter, the electromagnetic valve and the temperature control switch are fixedly arranged on the steel pipeline, and the spray pipe is fixedly arranged on one side of the steel pipeline; wherein the solenoid valve is configured as a gate valve and/or a butterfly valve.
5. The monitoring device for a multi-module plunger pump according to claim 1, wherein: the control room window is of a control room window structure with a double-layer single glass structure; the high-voltage testing protection room is of an alloy steel outer frame structure, the outer layer of the outer frame structure is a steel plate with the thickness of 10-100 mm, and a wood plate with the thickness of 80-100 mm is embedded in the inner layer.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021712263.2U CN212508756U (en) | 2020-08-17 | 2020-08-17 | Monitoring device for multi-module plunger pump |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021712263.2U CN212508756U (en) | 2020-08-17 | 2020-08-17 | Monitoring device for multi-module plunger pump |
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| CN212508756U true CN212508756U (en) | 2021-02-09 |
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| CN202021712263.2U Active CN212508756U (en) | 2020-08-17 | 2020-08-17 | Monitoring device for multi-module plunger pump |
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