CN210461142U - Two-stage gas suspension centrifugal air compressor performance test system - Google Patents
Two-stage gas suspension centrifugal air compressor performance test system Download PDFInfo
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- CN210461142U CN210461142U CN201921579743.3U CN201921579743U CN210461142U CN 210461142 U CN210461142 U CN 210461142U CN 201921579743 U CN201921579743 U CN 201921579743U CN 210461142 U CN210461142 U CN 210461142U
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Abstract
The utility model provides a two-stage air suspension centrifugal air compressor performance test system, which comprises an air compressor test board, a data acquisition module, a data storage module, a communication module and a data processing module; the air compressor test board is provided with a sensor assembly, the sensor assembly is in signal connection with the data acquisition module, the data acquisition module is connected with the data storage module and is connected with the data processing module through the communication module, and the data processing module is in signal connection with a driver of the air compressor to be tested. The test system has scientific and reasonable structural design, convenient operation and high automation degree, can measure a plurality of data of the air compressor to be tested in the actual operation under each set working condition through a series of sensor components arranged on the air compressor test board, and the measured data is comprehensive and detailed. And comparing, calculating and analyzing the theoretical operation parameters in the data storage module to judge whether various performances of the air compressor meet the requirements of the working conditions of the product.
Description
Technical Field
The utility model relates to a belong to air compressor technical field, concretely relates to two-stage gas suspension centrifugal air compressor machine capability test system.
Background
The performance parameters of the air compressor, such as the displacement and the exhaust pressure, refer to data under a design working condition, and in the actual use process of the air compressor, the performance parameters of the air compressor change along with the deviation of the air inlet pressure and the air inlet temperature from the design working condition, so that the performance parameters of the air compressor are not only related to product parameters, but also directly influenced by factors such as the air inlet pressure and the ambient temperature. In view of the difference between the design working condition and the actual use process, the performance monitoring of the air compressor is required. At present, the performance detection system of the air compressor mainly has the following three types:
the manual interception detection is adopted, nozzles with different specifications need to be replaced according to different working conditions, the test is complicated, the operation is complex, and the applicability is limited; moreover, all detection processes are completed manually, the test result is greatly influenced by human factors, the labor cost is high, and the efficiency is low.
The control monitoring system is mainly used for detecting the working state of the air compressor to judge whether the air compressor works well, is complex in equipment, strict in requirement and high in cost, is only suitable for monitoring the working state of high-end precision equipment, and is narrow in application range.
The efficiency detection system of the air compressor only detects the working state of the air compressor under specific working conditions, and cannot monitor the working state or test the performance of the air compressors under different working conditions and different models; the efficiency of the air compressor is only intuitively obtained to adjust the air compressor.
The theoretical value calculated by the compressor research and development needs to be verified by actual data of a test bed, and the pneumatic performance testing integrated system is an actual value in actual operation and is an important way for effectively verifying and calculating the theoretical value.
In conclusion, a two-stage air suspension centrifugal air compressor performance test system is developed, working condition information data of an air compressor during operation can be comprehensively and specifically acquired, and performance of the air compressor is evaluated, which is particularly important.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems in the prior art, the utility model provides a two-stage air suspension centrifugal air compressor performance test system, the test system comprises an air compressor test board, a data acquisition module, a data storage module, a communication module and a data processing module;
a sensor assembly is arranged on the air compressor test board, the sensor assembly is in signal connection with the data acquisition module, the data acquisition module is connected with the data storage module and is connected with the data processing module through the communication module, and the data processing module is in signal connection with a driver of the air compressor to be tested;
further, the sensor assembly comprises a rotating speed sensor connected with a main shaft of the air compressor to be detected, a vibration sensor, an intracavity pressure sensor and an intracavity temperature sensor, an air compressor air inlet end air inlet flow sensor connected with the air compressor test bench, an air inlet pressure sensor and an air inlet temperature sensor, an air compressor exhaust end exhaust pressure sensor connected with the air compressor test bench, an exhaust temperature sensor, an air compressor cooling air exhaust flow sensor connected with the air compressor test bench, an air compressor cooling water inlet pipeline inlet water flow sensor connected with the air compressor test bench, an inlet water pressure sensor, an inlet water temperature sensor, a drainage temperature sensor on the drainage pipeline, a drainage pressure sensor and a drainage flow sensor.
Further, the data storage module comprises a safety alarm module.
The utility model has the advantages that: this capability test system structural design scientific and reasonable, convenient operation, degree of automation is high, through a series of sensor assembly that set up on the air compressor machine testboard, can measure the air compressor machine that awaits measuring a plurality of data in the actual motion under each operating mode of settlement, and measured data is comprehensive detailed. The performance testing device is compared with theoretical operating parameters in the data storage module, calculation analysis can be carried out, whether various performances of the air compressor meet the requirements of product working conditions or not can be judged, the performance testing device is suitable for performance testing of the air compressor under various types and various working conditions, working efficiency and accuracy are greatly improved, the man-machine engineering design is good, and testing and working environments are greatly improved.
Drawings
FIG. 1 is a schematic structural diagram of a testing system of the present invention;
fig. 2 is the utility model discloses an air compressor machine testboard's schematic structure diagram.
In the figure: the system comprises an air inlet flow sensor 1, an air inlet pressure sensor 2, a primary air inlet end pipeline 3, an air inlet temperature sensor 4, an air compressor to be detected 6, a water discharge temperature sensor 8, a cooling gas discharge flow sensor 9, a cooling gas discharge pipeline 10, a water discharge pipeline 11, a water discharge flow sensor 12, a water discharge pressure sensor 13, a water inlet pipeline 14, a water inlet flow sensor 16, a water inlet pressure sensor 17, a water inlet temperature sensor 18, an exhaust pressure sensor 20, an exhaust temperature sensor 21, a secondary exhaust end pipeline 22, a control valve 23 and an electromagnetic valve 26.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
Please refer to fig. 1-2, the utility model provides a two-stage gas suspension centrifugal air compressor machine capability test system, test system include the air compressor machine testboard, data acquisition module, data storage module, communication module, data processing module, data storage module includes safety alarm module.
The air compressor test board is provided with a sensor assembly, the sensor assembly is in signal connection with a data acquisition module, the data acquisition module is connected with a data storage module and is connected with a data processing module through a communication module, and the data processing module is in signal connection with a driver of the air compressor to be tested;
the sensor component comprises a rotating speed sensor, a vibration sensor, an intracavity pressure sensor and an intracavity temperature sensor which are connected with the main shaft of the air compressor 6 to be measured, an air inlet flow sensor 1, an air inlet pressure sensor 2 and an air inlet temperature sensor 4 which are connected with the air compressor test bench and are arranged at the air inlet end 3 of the primary air inlet end pipeline of the air compressor, an exhaust pressure sensor 20 and an exhaust temperature sensor 21 at the exhaust end of a pipeline 22 at the secondary exhaust end of the air compressor, which are connected with the air compressor test bench, a cooling air discharge flow sensor 9 of an air compressor cooling air discharge pipeline 10 connected with the air compressor test bench, and the water inlet flow sensor 16, the water inlet pressure sensor 17 and the water inlet temperature sensor 18 of the air compressor cooling water inlet pipeline 14, and the water drainage temperature sensor 8, the water drainage pressure sensor 13 and the water drainage flow sensor 12 on the water drainage pipeline 11 are connected with the air compressor test bench.
The test procedure was as follows:
s1, storing theoretical operation parameters of the air compressor to be tested under various working conditions into the data storage module, and transmitting the theoretical operation parameters to the data processing module by the data storage module; the theoretical operating parameters of the air compressor to be measured under various working conditions comprise the main shaft rotating speed, the air inlet flow, the upper limit value of the temperature in the cavity, the upper limit value of the pressure in the cavity and the upper limit value of the vibration frequency of the main shaft,
s2, the data processing module calculates all parameters transmitted by the data storage module, sends command signals such as the opening degree and the rotating speed of an air inlet valve of the air compressor to be tested to a driver of the air compressor to be tested, starts the air compressor to run under all working conditions, the running test time of the air compressor to be tested is 6000h,
s3, the sensor component collects various performance parameters of the air compressor to be measured during actual operation and sends the performance parameter data to the data collection module,
s4, the data acquisition module records the received performance parameters in real time, stores the performance parameters into the data storage module and transmits the performance parameters to the data processing module through the communication module; the data acquisition module records each performance parameter of the air compressor to be detected in actual operation once per second after receiving the collection of the sensor assembly, and the cycle of recording each working condition is 3600 seconds; the data collected by the data collecting module comprises the main shaft rotating speed, the main shaft vibration frequency, the pressure in the cavity, the temperature in the cavity, the air inlet flow rate of the air inlet end, the air inlet pressure, the air inlet temperature, the exhaust pressure, the exhaust temperature, the exhaust flow rate of the cooling air, the water inlet flow rate of the cooling water, the water inlet pressure, the water inlet temperature, the water outlet pressure and the water outlet flow rate,
s5, the data processing module processes and calculates the parameter data of the actual operation of the air compressor to be tested, which are transmitted by the data storage module, the data obtained by calculation of the data processing module comprise the reduced flow, the reduced rotating speed and the pressure ratio of the air compressor to be tested, the actual operation value of the air compressor to be tested is compared and analyzed with the theoretical operation value, and then the performance of the air compressor to be tested is evaluated;
the test system further comprises a safety alarm module, when the operation parameters of the air compressor to be tested exceed the upper limit value, the safety alarm module feeds back signals to the data processing module, and the data processing module sends out an operation stopping instruction to the air compressor to be tested. The secondary exhaust pipeline is provided with a control valve 23 and a solenoid valve 26 double control valve, and the solenoid valve 26 can be opened to exhaust when the air compressor surges. The safety alarm module automatically judges whether surge is reached or not, gives an early warning to alarm, and automatically prevents equipment from being damaged and stops.
This capability test system structural design scientific and reasonable, convenient operation, degree of automation is high, through a series of sensor assembly that set up on the air compressor machine testboard, can measure the air compressor machine that awaits measuring a plurality of data in the actual motion under each operating mode of settlement, and measured data is comprehensive detailed. The performance testing device is compared with theoretical operating parameters in the data storage module, calculation analysis can be carried out, whether various performances of the air compressor meet the requirements of product working conditions or not can be judged, the performance testing device is suitable for performance testing of the air compressor under various types and various working conditions, working efficiency and accuracy are greatly improved, the man-machine engineering design is good, and testing and working environments are greatly improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides a two-stage gas suspension centrifugal air compressor machine capability test system which characterized in that: the air compressor test board comprises an air compressor test board, a data acquisition module, a data storage module, a communication module and a data processing module;
the air compressor testing platform is characterized in that a sensor assembly is arranged on the air compressor testing platform and is in signal connection with a data acquisition module, the data acquisition module is connected with a data storage module and is connected with a data processing module through a communication module, and the data processing module is in signal connection with a driver of the air compressor to be tested.
2. The two-stage air suspension centrifugal air compressor performance test system of claim 1, characterized in that: the sensor assembly comprises a rotating speed sensor connected with a main shaft of the air compressor to be detected, a vibration sensor, an intracavity pressure sensor and an intracavity temperature sensor, an air inlet end air inlet flow sensor connected with the air compressor test bench, an air inlet pressure sensor and an air inlet temperature sensor, an air exhaust end exhaust pressure sensor and an exhaust temperature sensor connected with the air compressor test bench, an air compressor cooling air exhaust flow sensor connected with the air compressor test bench, an air compressor cooling water inlet pipeline inlet flow sensor connected with the air compressor test bench, an inlet water pressure sensor, an inlet water temperature sensor, a drainage temperature sensor on a drainage pipeline, a drainage pressure sensor and a drainage flow sensor.
3. The two-stage air suspension centrifugal air compressor performance test system of claim 1, characterized in that: the data storage module comprises a safety alarm module.
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110454427A (en) * | 2019-09-23 | 2019-11-15 | 势加透博洁净动力如皋有限公司 | A kind of two-stage gas suspension centrifugal air compressor Performance Test System and method |
CN115628907A (en) * | 2022-12-07 | 2023-01-20 | 江苏科华动力科技有限公司 | System and method for detecting flow of cooling gas circuit of two-stage gas suspension centrifugal air compressor bearing |
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2019
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110454427A (en) * | 2019-09-23 | 2019-11-15 | 势加透博洁净动力如皋有限公司 | A kind of two-stage gas suspension centrifugal air compressor Performance Test System and method |
CN115628907A (en) * | 2022-12-07 | 2023-01-20 | 江苏科华动力科技有限公司 | System and method for detecting flow of cooling gas circuit of two-stage gas suspension centrifugal air compressor bearing |
CN115628907B (en) * | 2022-12-07 | 2023-06-02 | 江苏科华动力科技有限公司 | System and method for detecting flow of bearing cooling air circuit of two-stage air suspension centrifugal air compressor |
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