CN204783602U - Electric -Driven air compressor test system for vehicle - Google Patents
Electric -Driven air compressor test system for vehicle Download PDFInfo
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- CN204783602U CN204783602U CN201520100694.6U CN201520100694U CN204783602U CN 204783602 U CN204783602 U CN 204783602U CN 201520100694 U CN201520100694 U CN 201520100694U CN 204783602 U CN204783602 U CN 204783602U
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Abstract
The utility model discloses an electric -Driven air compressor test system for vehicle, its characterized in that: including being used for driving the air compressor machine drive unit that is connected and rather than gas bag unit and the off -load exhaust unit connected in order through the gas circuit with the electric -Driven air compressor that awaits measuring, air compressor machine drive unit and off -load exhaust unit all are controlled by operating mode analog control unit, and air compressor machine drive unit is used for according to inflate the simulation of operating mode from operating mode analog control unit received control signal control electric -Driven air compressor, and the off -load exhaust unit is used for according to brakeing the simulation that consumes the gas operating mode from operating mode analog control unit received control signal. The utility model discloses an electric -Driven air compressor test system for vehicle can satisfy electric -Driven air compressor's reliability testing, capability test demand to reduce passenger train electric -Driven air compressor development risk, improve the matching ability of on -vehicle electric -Driven air compressor and whole car gas circuit, strengthen the reliability of on -vehicle electric -Driven air compressor actual motion.
Description
Technical field
The utility model relates to a kind of Vehicular electric air compressor test system.
Background technique
The electric compressor of the many employings of current integral new-energy passenger provides braking gas source for car load, and when reliability testing, testing property are carried out for vehicle mounted electric air compressor, need laboratory simulation car load actual conditions, to shorten the construction cycle, improve the matching capacity of vehicle mounted electric air compressor and car load gas circuit, simulation potential problems, and then strengthen the reliability of vehicle mounted electric air compressor actual motion, reduce development risk.
Model utility content
The purpose of this utility model is to provide a kind of Vehicular electric air compressor test system, to meet the demand that vehicle mounted electric air compressor carries out reliability testing, testing property.
In order to realize above object, the technological scheme that the utility model adopts is: a kind of Vehicular electric air compressor test system, comprise the gas bag unit for driving with electric compressor to be measured the air compressor driver element that is connected and be connected in turn by gas circuit with it and off-load exhaust unit, described air compressor driver element and off-load exhaust unit are all controlled by Work condition analogue control unit, air compressor driver element is used for controlling according to the control signal received from Work condition analogue control unit the simulation that electric compressor carries out inflating operating mode, off-load exhaust unit is used for the simulation of carrying out braking consumption gas operating mode according to the control signal received from Work condition analogue control unit.
Described air compressor driver element is DC-AC inverter, and the Enable Pin of this inverter is connected with the control signal output terminal of Work condition analogue control unit.
Described off-load exhaust unit is off-load solenoid valve, and the signal input part of this solenoid valve is connected with the control signal output terminal of Work condition analogue control unit.
Described off-load exhaust unit comprises relay and off-load solenoid valve, and the coil of described relay is connected in the control loop of Work condition analogue control unit, and contact and the off-load solenoid valve of this relay are connected in series.
Described gas bag unit is car load gas bag, and the suction port of car load gas bag is used for being connected with the outlet side of electric compressor to be measured, and its air outlet is connected with the inlet end of off-load exhaust unit.
This test system also comprises data acquiring and recording unit, and this data acquiring and recording unit comprises data acquisition instrument and connected for gathering electric compressor voltage to be measured, the voltage of current signal, current sensor and the baroceptor for gathering gas bag unit setting air pressure signal.
Vehicular electric air compressor test system of the present utility model adopts air compressor driver element, off-load exhaust unit and the actual conditions of Work condition analogue control unit to electric compressor to simulate, namely air compressor start-stop is controlled by Work condition analogue control unit, thus control air compressor squeeze into tolerance, process of inflating in simulation actual conditions, control to discharge tolerance by Load Relief System, simulation car load braking consumption gas process.By fully evaluating and testing vehicle mounted electric performance of air compressor, in conjunction with the actual gas demand characteristic of car load, precisely join and select vehicle mounted electric air compressor, thus reach exact matching, energy-saving and cost-reducing object, by the test of vehicle mounted electric air compressor simulated condition, reliability evaluating, the verification experimental verifications such as durability evaluation and test, thus realize accurately estimating vehicle mounted electric air compressor real vehicle application risk, reduce development risk.This test system can meet reliability testing, the testing property demand of electric compressor, thus reduce passenger car electric air compressor development risk, improve the matching capacity of vehicle mounted electric air compressor and car load gas circuit, strengthen the reliability of vehicle mounted electric air compressor actual motion.
Accompanying drawing explanation
Fig. 1 is theory diagram of the present utility model;
Fig. 2 is the structural representation of the utility model embodiment;
Fig. 3 is actual conditions simulation legend;
Fig. 4 is typical condition simulation legend.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment, the utility model is described further.
Be illustrated in figure 1 the theory diagram of the utility model Vehicular electric air compressor test system, as seen from the figure, this test system comprises gas bag unit for driving with electric compressor to be measured the air compressor driver element that is connected and be connected in turn by gas circuit with it and off-load exhaust unit, air compressor driver element and off-load exhaust unit are all controlled by Work condition analogue control unit, air compressor driver element is used for controlling according to the control signal received from Work condition analogue control unit the simulation that electric compressor carries out inflating operating mode, off-load exhaust unit is used for the simulation of carrying out braking consumption gas operating mode according to the control signal received from Work condition analogue control unit.
The way of realization of air compressor driver element, off-load exhaust unit and Work condition analogue control unit is varied, and the present embodiment is described with the structure shown in Fig. 2.
As shown in Figure 2, the Work condition analogue control unit of the present embodiment is made up of the peripheral circuit of controller and correspondence thereof, controller can adopt programming device, the equipment such as plc, single-chip microcomputer, computer, it can by reading the compressor operation data gathered in vehicle working condition operation, the start-stop of program control electric compressor and off-load unit.
Air compressor driver element adopts DC-AC inverter (600V direct current turns 380V and exchanges), the Enable Pin of this inverter is connected with the control signal output terminal of Work condition analogue control unit, its drive output is connected with the drive end of electric compressor, and in order to ensure the Security that equipment runs, drive circuit is provided with fus FU.
Off-load exhaust unit adopts off-load solenoid valve, if this solenoid valve is opening angle adjustable solenoid valve, then the signal input part of this solenoid valve directly can be connected with the control signal output terminal of Work condition analogue control unit; This solenoid valve regulates if can not realize aperture, then this solenoid valve can be connected with the control signal output terminal of Work condition analogue control unit by a relay K 1, now the coil of this relay is connected in the control loop of Work condition analogue control unit, and contact and the off-load solenoid valve of relay are connected in series.Certainly, solenoid valve here can adopt electronic, surge, various forms of controlled automatic exhaust valve or the device such as pneumatic, controlledly can complete the discharge of gas bag internal high-pressure gas, complete the off-load of gas bag.
Gas bag unit is made up of pressurized container, can complete the storage of pressurized gas, and concrete volume can adjust according to vehicle actual conditions.And the present embodiment adopts the car load gas bag of real vehicle, the suction port of car load gas bag is used for being connected with the outlet side of electric compressor to be measured, and its air outlet is connected with the inlet end of off-load exhaust unit.
In addition, this test system also comprises data acquiring and recording unit, this data acquiring and recording unit comprises data acquisition instrument and connected for gathering electric compressor voltage to be measured, the voltage of current signal, current sensor and the baroceptor for gathering gas bag unit setting air pressure signal, can air pressure, gas temperature change information in the voltage of real time record process of the test hollow press runs, electric current, power, energy consumption and gas circuit, by the data of record, com-parison and analysis is carried out to the performance of electric compressor to be measured to facilitate.
Working principle of the present utility model and process as follows: the controller of Work condition analogue control unit controls the start-stop of electric compressor to be measured according to road spectrum information (service data of the vehicle air compressor under corresponding operating mode obtained when real vehicle runs) by driver element, thus control air compressor squeeze into tolerance, realize the simulation of process of inflating in actual conditions; Then, Work condition analogue control system discharges tolerance by off-load unit controls, realizes the simulation of car load braking consumption gas process.Namely according to the service data of air compressor under corresponding operating mode, air compressor is completed inflate-off-load circulation, realize the simulation to electric compressor operating conditions.
As shown in Figure 3, illustrating Road modal data is the air compressor current-vs-time data of following bus or train route test acquisition factually; Directly the road modal data of the compressor operation gathered in diagram is imported Work condition analogue device when carrying out actual conditions simulation, Work condition analogue device is according to actual conditions data, and the laboratory simulation that control air compressor and off-load electromagnetic valve work complete actual conditions runs.
As shown in Figure 4, when typical condition is simulated, actual road modal data is passed through the processing modes such as arrangement, screening, be converted into typical condition model, by condition model data importing Work condition analogue device, the laboratory simulation controlling air compressor and off-load electromagnetic valve work simulation typical condition runs.
In addition, gathered by data acquiring and recording unit and record test data, gather electric compressor voltage, current information is for evaluating electric compressor energy consumption and the impact for power current circuit, gather air compressor temperature breath, delivery temperature, exhaust pressure, extraction flow data are for evaluating performance of air compressor, process of the test data are conducive to thoroughly evaluating simultaneously, process of the test current curve as record is conducive to the type selecting to air compressor protecting device, air compressor temperature rise curve is conducive to setting the determination of air compressor controller to air compressor protection temperature parameter, extraction flow curve is conducive to carrying out matched design to air compressor and car load gas demand.
Above embodiment only understands core concept of the present utility model for helping; the utility model can not be limited with this; for those skilled in the art; every according to thought of the present utility model; the utility model is modified or equivalent replacement; any change done in specific embodiments and applications, all should be included within protection domain of the present utility model.
Claims (6)
1. a Vehicular electric air compressor test system, it is characterized in that: comprise the gas bag unit for driving with electric compressor to be measured the air compressor driver element that is connected and be connected in turn by gas circuit with it and off-load exhaust unit, described air compressor driver element and off-load exhaust unit are all controlled by Work condition analogue control unit, air compressor driver element is used for controlling according to the control signal received from Work condition analogue control unit the simulation that electric compressor carries out inflating operating mode, off-load exhaust unit is used for the simulation of carrying out braking consumption gas operating mode according to the control signal received from Work condition analogue control unit.
2. Vehicular electric air compressor test system according to claim 1, it is characterized in that: described air compressor driver element is DC-AC inverter, the Enable Pin of this inverter is connected with the control signal output terminal of Work condition analogue control unit.
3. Vehicular electric air compressor test system according to claim 1, it is characterized in that: described off-load exhaust unit is off-load solenoid valve, the signal input part of this solenoid valve is connected with the control signal output terminal of Work condition analogue control unit.
4. Vehicular electric air compressor test system according to claim 1, it is characterized in that: described off-load exhaust unit comprises relay and off-load solenoid valve, the coil of described relay is connected in the control loop of Work condition analogue control unit, and contact and the off-load solenoid valve of this relay are connected in series.
5. Vehicular electric air compressor test system according to claim 2, it is characterized in that: described gas bag unit is car load gas bag, the suction port of car load gas bag is used for being connected with the outlet side of electric compressor to be measured, and its air outlet is connected with the inlet end of off-load exhaust unit.
6. Vehicular electric air compressor test system according to claim 1, it is characterized in that: this test system also comprises data acquiring and recording unit, this data acquiring and recording unit comprises data acquisition instrument and connected for gathering electric compressor voltage to be measured, the voltage of current signal, current sensor and the baroceptor for gathering gas bag unit setting air pressure signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520100694.6U CN204783602U (en) | 2015-02-10 | 2015-02-10 | Electric -Driven air compressor test system for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520100694.6U CN204783602U (en) | 2015-02-10 | 2015-02-10 | Electric -Driven air compressor test system for vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204783602U true CN204783602U (en) | 2015-11-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520100694.6U Expired - Fee Related CN204783602U (en) | 2015-02-10 | 2015-02-10 | Electric -Driven air compressor test system for vehicle |
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| Country | Link |
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| CN (1) | CN204783602U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107869457A (en) * | 2017-11-01 | 2018-04-03 | 江苏昊科汽车空调有限公司 | A kind of vehicle-mounted air conditioner compressor bad working environments stability test equipment |
| CN111287952A (en) * | 2020-02-24 | 2020-06-16 | 山东泰展机电科技股份有限公司 | Passenger car closed air pump performance test system and test method |
| CN112882454A (en) * | 2021-01-11 | 2021-06-01 | 阳光电源股份有限公司 | Road spectrum testing method, system and computer readable storage medium |
-
2015
- 2015-02-10 CN CN201520100694.6U patent/CN204783602U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107869457A (en) * | 2017-11-01 | 2018-04-03 | 江苏昊科汽车空调有限公司 | A kind of vehicle-mounted air conditioner compressor bad working environments stability test equipment |
| CN111287952A (en) * | 2020-02-24 | 2020-06-16 | 山东泰展机电科技股份有限公司 | Passenger car closed air pump performance test system and test method |
| CN112882454A (en) * | 2021-01-11 | 2021-06-01 | 阳光电源股份有限公司 | Road spectrum testing method, system and computer readable storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20200210 |