CN-122014563-A - Suspension vibration isolation rate testing method, device, equipment, medium and product of air conditioner compressor

CN122014563ACN 122014563 ACN122014563 ACN 122014563ACN-122014563-A

Abstract

The application provides a method, a device, equipment, a medium and a product for testing the suspension vibration isolation rate of an air conditioner compressor, wherein the method comprises the steps of arranging a plurality of vibration acceleration sensors at preset positions of the air conditioner compressor to be tested and a corresponding compressor rack respectively; the method comprises the steps of obtaining a preset test strategy of an air conditioner compressor to be tested, wherein the preset test strategy comprises a first test strategy of a steady-state working condition and a second test strategy of a speed-up working condition, controlling the air conditioner compressor to be tested according to the first test strategy to obtain first vibration information of the air conditioner compressor to be tested through a vibration acceleration sensor, controlling the air conditioner compressor to be tested according to the second test strategy to obtain second vibration information of the air conditioner compressor to be tested through the vibration acceleration sensor, and generating a suspension vibration isolation rate test result of the air conditioner compressor to be tested according to the first vibration information and the second vibration information. Therefore, the suspension vibration isolation performance of the air conditioner compressor can be accurately quantized, and a data base is provided for the optimal design.

Inventors

SHEN ZIHAO
LI BIN
CHEN BING
YANG PENG
ZHANG CHUNBAO
WU CHENGQUAN
XIA HAO

Assignees

中国第一汽车股份有限公司

Dates

Publication Date: 20260512
Application Date: 20260127

Claims (10)

1. The method for testing the suspension vibration isolation rate of the air conditioner compressor is characterized by comprising the following steps of: Arranging a plurality of vibration acceleration sensors at preset positions of an air conditioner compressor to be tested and a corresponding compressor rack respectively; Acquiring a preset test strategy of the air conditioner compressor to be tested, wherein the preset test strategy comprises a first test strategy under a steady-state working condition and a second test strategy under a speed-up working condition; controlling the air conditioner compressor to be tested according to the first test strategy so as to obtain first vibration information of the air conditioner compressor to be tested through the vibration acceleration sensor; Controlling the air conditioner compressor to be tested according to the second test strategy so as to acquire second vibration information of the air conditioner compressor to be tested through the vibration acceleration sensor; and generating a suspension vibration isolation rate test result of the air conditioner compressor to be tested according to the first vibration information and the second vibration information.
2. The method for testing the suspension vibration isolation rate of the air conditioner compressor according to claim 1, wherein the compressor rack comprises a compressor support and a rubber suspension, and wherein the air conditioner compressor to be tested is arranged on the compressor support through the rubber suspension.
3. The method for testing the suspension vibration isolation rate of the air conditioner compressor according to claim 2, wherein the plurality of vibration acceleration sensors includes a first vibration acceleration sensor and a second vibration acceleration sensor, wherein the first vibration acceleration sensor is disposed at the center of the compressor bracket, and the second vibration acceleration sensor is disposed at the center of the air conditioner compressor housing to be tested.
4. The method for testing the suspension vibration isolation rate of the air conditioner compressor according to claim 3, wherein the generating the suspension vibration isolation rate test result of the air conditioner compressor to be tested according to the first vibration information and the second vibration information comprises: Establishing a coordinate system of the air conditioner compressor to be tested, wherein the left and right directions of the air conditioner compressor to be tested are X-axis directions and right directions are positive directions, the front and back directions of the air conditioner compressor to be tested are Y-axis directions and backward directions are positive directions, and the vertical direction of the air conditioner compressor to be tested is Z-axis directions and upward directions are positive directions; and generating a suspension vibration isolation rate test result of the air conditioner compressor to be tested according to the coordinate system, the first vibration information and the second vibration information.
5. The method for testing the suspension vibration isolation ratio of the air conditioner compressor according to claim 4, wherein the first vibration information comprises first vibration data and second vibration data, the second vibration information comprises third vibration data and fourth vibration data, and the generating the suspension vibration isolation ratio test result of the air conditioner compressor to be tested according to the coordinate system, the first vibration information and the second vibration information comprises: Analyzing the first vibration data, the second vibration data, the third vibration data and the fourth vibration data based on the coordinate system respectively to obtain first coordinate vibration data corresponding to the first vibration data, second coordinate vibration data corresponding to the second vibration data, third coordinate vibration data corresponding to the third vibration data and fourth coordinate vibration data corresponding to the fourth vibration data; According to the first coordinate vibration data and the second coordinate vibration data, calculating to obtain a first suspension vibration isolation rate of the air conditioner compressor to be tested; According to the third coordinate vibration data and the fourth coordinate vibration data, calculating to obtain a second suspension vibration isolation rate and a corresponding change relation graph of the air conditioner compressor to be tested; And generating a suspension vibration isolation rate test result of the air conditioner compressor to be tested according to the first suspension vibration isolation rate, the second suspension vibration isolation rate and the corresponding change relation graph.
6. The method for testing the suspension vibration isolation rate of the air conditioner compressor according to any one of claims 1 to 5, wherein the first testing strategy comprises controlling the rotation speed of the air conditioner compressor to be tested from 1000 r/min to a maximum rotation speed, wherein each 1000 r/min rise is a testing sub-condition; the second test strategy comprises the step of controlling the rotating speed of the air conditioner compressor to be tested to rise from 1000 r/min to the highest rotating speed at a constant speed, and the rotating speed change rate is smaller than 100 r/s, wherein the process of rising from 1000 r/min to the highest rotating speed of the air conditioner compressor to be tested is a test working condition.
7. The utility model provides a suspension vibration isolation rate testing arrangement of air condition compressor which characterized in that includes: the arrangement module is used for arranging a plurality of vibration acceleration sensors at preset positions of the air conditioner compressor to be tested and the corresponding compressor rack respectively; the acquisition module is used for acquiring a preset test strategy of the air conditioner compressor to be tested, wherein the preset test strategy comprises a first test strategy under a steady-state working condition and a second test strategy under a speed-up working condition; The first test module is used for controlling the air conditioner compressor to be tested according to the first test strategy so as to acquire first vibration information of the air conditioner compressor to be tested through the vibration acceleration sensor; The second testing module is used for controlling the air conditioner compressor to be tested according to the second testing strategy so as to acquire second vibration information of the air conditioner compressor to be tested through the vibration acceleration sensor; And the generating module is used for generating a suspension vibration isolation rate test result of the air conditioner compressor to be tested according to the first vibration information and the second vibration information.
8. An electronic device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, the processor executing the program to implement the method of testing the suspension vibration isolation ratio of an air conditioner compressor as claimed in any one of claims 1 to 6.
9. A computer-readable storage medium having stored thereon a computer program, characterized in that the program is executed by a processor for realizing the suspension vibration isolation ratio testing method of an air conditioner compressor according to any one of claims 1 to 6.
10. A computer program product comprising a computer program, characterized in that the computer program, when executed by a processor, implements a method for testing the suspension vibration isolation of an air conditioning compressor according to any one of claims 1-6.

Description

Suspension vibration isolation rate testing method, device, equipment, medium and product of air conditioner compressor Technical Field The application relates to the technical field of NVH (noise, vibration and harshness) testing, in particular to a method and a device for testing suspension vibration isolation rate of an air conditioner compressor, electronic equipment, a computer storage medium and a computer program product. Background The air conditioner compressor is a core component of an automobile air conditioning system, and vibration generated during operation of the air conditioner compressor is transmitted to an automobile body through suspension, so that the NVH (Noise, vibration, harshness, noise, vibration and harshness) performance and riding comfort of the whole automobile are directly affected. Therefore, accurate testing of the suspension vibration isolation rate is key to optimizing the suspension structure and improving the running stability of the compressor. At present, a standardized test method for the suspension vibration isolation performance of the air conditioner compressor is not formed in the industry. In the prior art, the means depend on indirect evaluation under the whole vehicle state, so that the vibration isolation efficiency of the suspension part is difficult to accurately quantify in the early stage of research and development, and the problems of fuzzy suspension optimization direction, prolonged rectification period, rising research and development cost and the like are easily caused. Disclosure of Invention The present application aims to solve at least one of the technical problems in the related art to some extent. Therefore, a first object of the present application is to provide a method for testing suspension vibration isolation rate of an air conditioner compressor, which can precisely quantify suspension vibration isolation performance of the air conditioner compressor, provide reliable data support for suspension optimization, and ensure consistency and practicability of testing. The second object of the present application is to provide a suspension vibration isolation rate testing device for an air conditioner compressor. A third object of the present application is to propose an electronic device. A fourth object of the present application is to propose a computer storage medium. A fifth object of the application is to propose a computer programme product. In order to achieve the above purpose, an embodiment of the first aspect of the present application provides a method for testing a suspension vibration isolation rate of an air conditioner compressor, which includes the steps of arranging a plurality of vibration acceleration sensors at preset positions of the air conditioner compressor to be tested and a corresponding compressor rack, respectively, acquiring a preset test strategy of the air conditioner compressor to be tested, wherein the preset test strategy includes a first test strategy of steady-state working conditions and a second test strategy of rising speed working conditions, controlling the air conditioner compressor to be tested according to the first test strategy so as to obtain first vibration information of the air conditioner compressor to be tested through the vibration acceleration sensors, controlling the air conditioner compressor to be tested according to the second test strategy so as to obtain second vibration information of the air conditioner compressor to be tested through the vibration acceleration sensors, and generating a suspension vibration isolation rate test result of the air conditioner compressor to be tested according to the first vibration information and the second vibration information. According to the suspension vibration isolation rate testing method of the air conditioner compressor, firstly, a plurality of vibration acceleration sensors are respectively arranged at preset positions of the air conditioner compressor to be tested and a corresponding compressor rack, then a preset testing strategy of the air conditioner compressor to be tested is obtained, wherein the preset testing strategy comprises a first testing strategy of a steady-state working condition and a second testing strategy of a speed-up working condition, then the air conditioner compressor to be tested is controlled according to the first testing strategy so as to obtain first vibration information of the air conditioner compressor to be tested through the vibration acceleration sensors, then the air conditioner compressor to be tested is controlled according to the second testing strategy so as to obtain second vibration information of the air conditioner compressor to be tested through the vibration acceleration sensors, and finally a suspension vibration isolation rate testing result of the air conditioner compressor to be tested is generated according to the first vibration information and the second vibration information. Therefore,