CN106546370A - A kind of method of real-time measurement automobile air conditioner compressor moment of torsion - Google Patents
A kind of method of real-time measurement automobile air conditioner compressor moment of torsion Download PDFInfo
- Publication number
- CN106546370A CN106546370A CN201610981751.5A CN201610981751A CN106546370A CN 106546370 A CN106546370 A CN 106546370A CN 201610981751 A CN201610981751 A CN 201610981751A CN 106546370 A CN106546370 A CN 106546370A
- Authority
- CN
- China
- Prior art keywords
- compressor
- air conditioner
- voltage signal
- real
- torsion
- 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
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The present invention relates to automobile air conditioner compressor technical field, specifically a kind of method of real-time measurement automobile air conditioner compressor moment of torsion.A kind of method of real-time measurement automobile air conditioner compressor moment of torsion, it is characterised in that：Concrete measuring method is as follows：Four foil gauges are installed on compressor of air conditioner and constitute full-bridge；Compressor of air conditioner is opened, the moment of torsion of compressor of air conditioner is converted into voltage signal and is sent by the full-bridge on compressor of air conditioner；It is delivered to wave filter and is filtered process；Voltage signal after Filtering Processing is delivered to amplifier；Voltage signal after amplification is converted into frequency and is launched；Transmission signal is delivered to computer；Computer receives frequency signal；Computer converts frequency signals into voltage signal；Voltage signal is filtered into noise reduction process；Voltage signal after data processing is shown and stored.Compared with the existing technology, torque value that can be on direct measurement compressor, more accurately reflects the real-time change in torque of compressor.
Description
Technical field
The present invention relates to automobile air conditioner compressor technical field, specifically a kind of measurement automobile air conditioner compressor in real time
The method of moment of torsion.
Background technology
The torque measurement of conventional automobile air conditioner compressor is carried out on testboard bay, between compressor and gantry motor
Power is transmitted by a jackshaft, and torque-measuring apparatus is installed on jackshaft.By measure jackshaft on rotating speed and
Moment of torsion, and compressor rotary speed, it is possible to calculate compressor torque.
So compressor torque=（Middle rotating speed × jackshaft moment of torsion-correction factor）/ compressor rotary speed, wherein correcting
Coefficient is the power lost during jackshaft is delivered to compressor.The problem that the technology is present is：1. certainty of measurement is not high；2.
The compressor torque on automobile cannot be measured.
The content of the invention
The present invention is to overcome the deficiencies in the prior art, there is provided a kind of method of real-time measurement automobile air conditioner compressor moment of torsion,
Torque value that can be on direct measurement compressor, more accurately reflects the real-time change in torque of compressor.
For achieving the above object, design a kind of method of real-time measurement automobile air conditioner compressor moment of torsion, it is characterised in that：Tool
Bulk measurement method is as follows：
（1）Four foil gauges or two foil gauge composition full-bridges or half-bridge are installed on compressor of air conditioner；
（2）Compressor of air conditioner is opened, the moment of torsion of compressor of air conditioner is converted into voltage by the full-bridge or half-bridge on compressor of air conditioner
Signal sends；
（3）Voltage signal is delivered to wave filter and is filtered process；
（4）Voltage signal after Filtering Processing is delivered to amplifier and is amplified process；
（5）Voltage signal after amplification is converted into frequency and is launched；
（6）Transmission signal is delivered to computer by wireless network；
（7）Computer receives frequency signal；
（8）Computer converts frequency signals into voltage signal；
（9）Voltage signal is filtered into noise reduction process, and voltage signal is carried out by y=kx+b formula and be converted into torque signal；
（10）Voltage signal after data processing is shown and stored by computer.
Described foil gauge is arranged on the wheel hub of compressor of air conditioner.
Described step（9）In formula, y is compressor torque；K is proportionality coefficient；X is the voltage swing surveyed；B is to cut
Away from.
Described wireless network is Zigbee network or WiFi network.
The present invention is compared with the existing technology, there is provided a kind of method of real-time measurement automobile air conditioner compressor moment of torsion, can be direct
Torque value on measurement compressor, more accurately reflects the real-time change in torque of compressor.
Description of the drawings
Fig. 1 is FB(flow block) of the present invention.
Specific embodiment
Below according to accompanying drawing, the present invention is described further.
As shown in figure 1, concrete measuring method is as follows：
（1）Four foil gauges or two foil gauge composition full-bridges or half-bridge are installed on compressor of air conditioner；
（2）Compressor of air conditioner is opened, the moment of torsion of compressor of air conditioner is converted into voltage by the full-bridge or half-bridge on compressor of air conditioner
Signal sends；
（3）Voltage signal is delivered to wave filter and is filtered process；
（4）Voltage signal after Filtering Processing is delivered to amplifier and is amplified process；
（5）Voltage signal after amplification is converted into frequency and is launched；
（6）Transmission signal is delivered to computer by wireless network；
（7）Computer receives frequency signal；
（8）Computer converts frequency signals into voltage signal；
（9）Voltage signal is filtered into noise reduction process, and voltage signal is carried out by y=kx+b formula and be converted into torque signal；
（10）Voltage signal after data processing is shown and stored by computer.
Foil gauge is arranged on the wheel hub of compressor of air conditioner.
Step（9）In formula, y is compressor torque；K is proportionality coefficient；X is the voltage swing surveyed；B is intercept.
Wireless network is Zigbee network or WiFi network.
The present invention is broadly divided into two parts, and Part I is that the torque data on compressor is gathered and wireless transmit, and second
Part is data receiver and the data processing of computer end.The collection of compressor torque in the first portion is by four foil gauges
By torque axis formation voltage signal, wireless transmitting function is then the electricity by IC regime moment of torsion to the mode of composition full-bridge
Pressure signal filtering and amplification are emitted again.The transmitting and reception of data is formulated according to Zigbee protocol, and Zigbee has
Low-power consumption feature, can significantly extend the cruising time of this device.Voltage data be displayed on software through data processing while
Store on computer, software can both show that the voltage signal for measuring can also show the torque of compressor in real time.
Measured data are voltage signals, need certain relational expression to change into torque signal, and the relational expression is y=kx+
, to measure voltage swing, y is compressor torque, and k is proportionality coefficient, and b is intercept for b, wherein x.K and b are needed by testing stand
Demarcate and the manual demarcation of torque wrench is come what is determined, pasting for strained affects, if the covering device immobilizes, then k
It is just constant with b.
Claims (4)
1. it is a kind of it is real-time measurement automobile air conditioner compressor moment of torsion method, it is characterised in that：Concrete measuring method is as follows：
（1）Four foil gauges or two foil gauge composition full-bridges or half-bridge are installed on compressor of air conditioner；
（2）Compressor of air conditioner is opened, the moment of torsion of compressor of air conditioner is converted into voltage by the full-bridge or half-bridge on compressor of air conditioner
Signal sends；
（3）Voltage signal is delivered to wave filter and is filtered process；
（4）Voltage signal after Filtering Processing is delivered to amplifier and is amplified process；
（5）Voltage signal after amplification is converted into frequency and is launched；
（6）Transmission signal is delivered to computer by wireless network；
（7）Computer receives frequency signal；
（8）Computer converts frequency signals into voltage signal；
（9）Voltage signal is filtered into noise reduction process, and voltage signal is carried out by y=kx+b formula and be converted into torque signal；
（10）Voltage signal after data processing is shown and stored by computer.
2. it is according to claim 1 it is a kind of it is real-time measurement automobile air conditioner compressor moment of torsion method, it is characterised in that：It is described
Foil gauge be arranged on compressor of air conditioner wheel hub on.
3. it is according to claim 1 it is a kind of it is real-time measurement automobile air conditioner compressor moment of torsion method, it is characterised in that：It is described
The step of（9）In formula, y is compressor torque；K is proportionality coefficient；X is the voltage swing surveyed；B is intercept.
4. it is according to claim 1 it is a kind of it is real-time measurement automobile air conditioner compressor moment of torsion method, it is characterised in that：It is described
Wireless network be Zigbee network or WiFi network.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610981751.5A CN106546370A (en) | 2016-11-08 | 2016-11-08 | A kind of method of real-time measurement automobile air conditioner compressor moment of torsion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610981751.5A CN106546370A (en) | 2016-11-08 | 2016-11-08 | A kind of method of real-time measurement automobile air conditioner compressor moment of torsion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106546370A true CN106546370A (en) | 2017-03-29 |
Family
ID=58395652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610981751.5A Pending CN106546370A (en) | 2016-11-08 | 2016-11-08 | A kind of method of real-time measurement automobile air conditioner compressor moment of torsion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106546370A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110985391A (en) * | 2019-11-11 | 2020-04-10 | 杭州电子科技大学 | Device and method for measuring dynamic driving torque of vehicle air conditioner electric scroll compressor |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2128382Y (en) * | 1992-07-03 | 1993-03-17 | 华南理工大学 | Differential inertial type friction clutch performance test table |
| CN101603867A (en) * | 2009-07-17 | 2009-12-16 | 上海应用技术学院 | With the collector ring group be the torque sensor of one |
| CN101762371A (en) * | 2010-01-29 | 2010-06-30 | 重庆建设摩托车股份有限公司 | Device for testing torsion and vibration of rotor of revolution vane minitype compressor and test method |
| KR101154489B1 (en) * | 2010-07-19 | 2012-06-13 | (주) 철도안전연구소 | Apparatus for loading test of railroad bridge, method for calculating load carrying capacity of railroad bridge and method for measuring drooping of railroad bridge |
| CN105738101A (en) * | 2016-01-31 | 2016-07-06 | 中国人民解放军理工大学 | Wheel loader transmission shaft torque load data acquisition system |
-
2016
- 2016-11-08 CN CN201610981751.5A patent/CN106546370A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2128382Y (en) * | 1992-07-03 | 1993-03-17 | 华南理工大学 | Differential inertial type friction clutch performance test table |
| CN101603867A (en) * | 2009-07-17 | 2009-12-16 | 上海应用技术学院 | With the collector ring group be the torque sensor of one |
| CN101762371A (en) * | 2010-01-29 | 2010-06-30 | 重庆建设摩托车股份有限公司 | Device for testing torsion and vibration of rotor of revolution vane minitype compressor and test method |
| KR101154489B1 (en) * | 2010-07-19 | 2012-06-13 | (주) 철도안전연구소 | Apparatus for loading test of railroad bridge, method for calculating load carrying capacity of railroad bridge and method for measuring drooping of railroad bridge |
| CN105738101A (en) * | 2016-01-31 | 2016-07-06 | 中国人民解放军理工大学 | Wheel loader transmission shaft torque load data acquisition system |
Non-Patent Citations (1)
| Title |
|---|
| 邓敏等: "空调滚子式压缩机力矩测试方法研究与实现", 《制冷与空调》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110985391A (en) * | 2019-11-11 | 2020-04-10 | 杭州电子科技大学 | Device and method for measuring dynamic driving torque of vehicle air conditioner electric scroll compressor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107065657B (en) | Machine state wireless monitoring device, method and system | |
| CN109084926A (en) | Torque of rotating shaft measurement method and system based on wireless technology | |
| EP1325820A3 (en) | Apparatus and method for monitoring tire condition | |
| CN103226132B (en) | High speed railway steel rail flaw detection experiment platform and detection method | |
| CA2520557A1 (en) | Integrated sensor system and method for a farm tire | |
| CN104015098A (en) | Device and method for real-time monitoring of cutter bar vibration signals generated during machining | |
| CN204679190U (en) | A kind of mine hoist rotation shaft torquemeter | |
| EP2375081A3 (en) | System and method for monitoring a compressor | |
| CN201270666Y (en) | Combine-harvester cylinder torque sensor | |
| CN102410824B (en) | Device and method for detecting thickness of steel plate | |
| CN206399569U (en) | A kind of torque monitoring system for united reaper | |
| CN201824806U (en) | Warning system for loosening of automobile wheels | |
| CN106546370A (en) | A kind of method of real-time measurement automobile air conditioner compressor moment of torsion | |
| CN101905820B (en) | Pneumatic slip shaft-based winding tension and rotation speed control method | |
| WO2006130489A3 (en) | Method and apparatus for determining a characteristic of an in vivo sensor | |
| CN100570303C (en) | Rotating machinery driver power test device | |
| CN101493354A (en) | Material level detecting method for tube mill based on multi-sensor fusing technology | |
| CN106442637B (en) | Flange crack monitoring device and method | |
| CN104502628A (en) | Method and device for handheld ultrasonic measurement of channel flow speed | |
| CN204347058U (en) | A kind of device of ultrasonic hand-held wave measurement channel flow speed | |
| CN106596001A (en) | Crack state detection method and system for root portion of brake hub of train | |
| CN203037610U (en) | Wireless cereal moisture tester | |
| CN109839235B (en) | Large-scale roller circumferential weld fatigue failure online monitoring and early warning device and method | |
| CN209410076U (en) | Rail traffic vehicles hub detecting system based on sound wave | |
| CN105738101A (en) | Wheel loader transmission shaft torque load data acquisition system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170329 |