CN109782075A - Electromagnetic vehicle Flied emission strength test system - Google Patents
Electromagnetic vehicle Flied emission strength test system Download PDFInfo
- Publication number
- CN109782075A CN109782075A CN201711125272.4A CN201711125272A CN109782075A CN 109782075 A CN109782075 A CN 109782075A CN 201711125272 A CN201711125272 A CN 201711125272A CN 109782075 A CN109782075 A CN 109782075A
- Authority
- CN
- China
- Prior art keywords
- vehicle
- electromagnetic
- test system
- flied emission
- data processing
- 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
- 238000012360 testing method Methods 0.000 title claims abstract description 26
- 238000012545 processing Methods 0.000 claims abstract description 30
- 239000000523 sample Substances 0.000 claims abstract description 18
- 238000013480 data collection Methods 0.000 claims abstract description 7
- 230000005672 electromagnetic field Effects 0.000 claims description 26
- 238000004891 communication Methods 0.000 claims description 5
- 238000013500 data storage Methods 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005183 dynamical system Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Time Recorders, Dirve Recorders, Access Control (AREA)
Abstract
The present invention provides a kind of electromagnetic vehicle Flied emission strength test system, including data processing module, and data processing module is connected at least one for detecting the emf probe of magnetic field strength；The data processing module is also connected with speed data collection module, for obtaining the travel speed of vehicle to be measured.Technical solution provided by the present invention, a speed data collection module is connected in the data module of electromagnetic vehicle Flied emission strength test system, obtain Vehicle Speed information, to obtain the operating condition of vehicle, by the driving information of vehicle and magnetic field strength information association, to realize the complete Test and analysis to electromagnetic vehicle Flied emission intensity.
Description
Technical field
The invention belongs to vehicle performance test technical fields, and in particular to a kind of electromagnetic vehicle Flied emission strength test system
System.
Background technique
With the development of science and technology, electric energy using more and more extensive, electromagnetic pollution problem is also increasingly severe.Electromagnetic pollution
Not only can between jamming equipment wireless communication signal transmission, also affect human body, do harm to huamn body.
In order to reduce harm caused by electromagnetic field, every country and tissue have all formulated corresponding standard, such as the state in China
It marks GB 8702-2014 " electromagnetic environment control limit ", the publication of the international Non-ionizing radiation protection committee " limitation time-varying electric field,
The directive/guide that magnetic field and electromagnetic field expose to the open air " and the JASO " the electromagnetic field measuring method that human body exposes to the open air in automobile " of Japan etc., all advise
Determine the public and exposes electromagnetic field limit value to the open air.
Currently, the dynamical system of new energy vehicle mostly uses high pressure power drive system, many power are contained in the system
Switching device can externally launch stronger electromagnetic field, make all in high current, the state of high voltage when these devices work
At electromagnetic pollution.In order to reduce electromagnetic pollution caused by new energy vehicle, need to examine the electromagnetic field emissions intensity of vehicle
It surveys, judges whether it meets relevant standard requirements.
When detecting to electromagnetic vehicle Flied emission intensity, existing method is that emf probe is arranged on vehicle to need
The region to be detected keeps function using maximum, then saves the initial data, after taking back laboratory to data processing, obtain
To electromagnetic vehicle Flied emission strength information, and the threshold value comparison with relevant criterion, judge whether vehicle meets wanting for relevant criterion
It asks.
But detection mode detection efficiency is low at present, and only final detection result, can not analyze vehicle driving in difference
The difference of the external emissive porwer of electromagnetic field when the operating conditions such as speed and acceleration and deceleration can not accurately find simultaneously orientation problem, be unfavorable for
Objective Test and analysis in detail is carried out to vehicle.
Summary of the invention
The purpose of the present invention is to provide a kind of electromagnetic vehicle Flied emission strength test systems, for solving in the prior art
Magnetic field strength detection device when the electromagnetic field emissions intensity to vehicle is tested, can not associated vehicle work condition state and inspection
The problem of measured data.
To achieve the above object, present invention provide the technical scheme that
A kind of electromagnetic vehicle Flied emission strength test system, including data processing module, data processing module be connected with to
Few one for detecting the emf probe of magnetic field strength；The data processing module is also connected with speed data collection module, is used for
Obtain the travel speed of vehicle to be measured.
Technical solution provided by the present invention connects one in the data module of electromagnetic vehicle Flied emission strength test system
A speed data collection module obtains Vehicle Speed information, so that the operating condition of vehicle is obtained, by the driving information of vehicle and magnetic field
Strength information association, to realize the complete Test and analysis to electromagnetic vehicle Flied emission intensity.
Further, the quantity of the emf probe is four, is respectively used to that personnel's seating is arranged on vehicle to be measured
Or head when standing, the location of chest, reproduction portion and foot.
Since influence of the electromagnetic field emissions intensity to the head of passenger, chest, reproduction portion and foot is maximum on vehicle,
Therefore the electromagnetic field emissions intensity at this four positions must be tested.
Further, RMS rectifier or peak are provided on the route of the emf probe connection data processing module
It is worth wave detector.
RMS rectifier or peak detector are set, can satisfy different testing requirements.
Further, the speed data collection module is the CAN communication interface that data processing module is arranged in, for the company of communicating
Receive the CAN network of measuring car.
Using CAN communication interface connection vehicle CAN network, can quickly and easily obtained from the CAN network of vehicle
The vehicle working conditions information such as the travel speed of pick-up.
Further, further include display module, for showing the vehicle speed information of vehicle to be measured, electromagnetic field emissions intensity when
Domain information and frequency domain information.
The electromagnetic field emissions strength information of vehicle is associated with vehicle speed information by display module and is shown, it can be more
The intuitive electromagnetic field emissions strength information for obtaining vehicle under each operating condition.
Further, the data processing module is also connected with data storage device.
Data storage device can store the work informations such as the speed of vehicle to be measured and electromagnetic field emissions strength information, be convenient for
It carries out checking analysis.
Detailed description of the invention
Fig. 1 is the structure principle chart of electromagnetic vehicle Flied emission strength test system in embodiment；
Fig. 2 is the schematic diagram detected in embodiment using electromagnetic vehicle Flied emission strength test system.
Specific embodiment
The purpose of the present invention is to provide a kind of electromagnetic vehicle Flied emission strength test systems, for solving in the prior art
Magnetic field strength detection device when the electromagnetic field emissions intensity to vehicle is tested, can not associated vehicle work condition state and inspection
The problem of measured data.
To achieve the above object, present invention provide the technical scheme that
A kind of electromagnetic vehicle Flied emission strength test system, including data processing module, data processing module be connected with to
Few one for detecting the emf probe of magnetic field strength；The data processing module is also connected with speed data collection module, is used for
Obtain the travel speed of vehicle to be measured.
Embodiments of the present invention are described further with reference to the accompanying drawing.
The present embodiment provides a kind of electromagnetic vehicle Flied emission strength test system, structure is as shown in Figure 1, include acquisition mould
Block, data processing module and display module.
Acquisition module includes four emf probes, respectively A1, A2, A3 and A4, for detecting the electromagnetic field on vehicle
Emissive porwer.When detecting the electromagnetic field emissions intensity of vehicle, the mode of setting is as shown in Fig. 2, wherein emf probe A1
Setting the location of head when personnel on vehicle take or when standing, emf probe A2 are arranged on vehicle personnel and take
When or the when of standing the location of chest, emf probe A3 setting is when personnel on vehicle take or when standing locating for reproduction portion
Position, emf probe A4 setting the location of foot when personnel on vehicle take or when standing.
Acquisition module is additionally provided with a CAN interface, which is used for the CAN bus of communication connection vehicle, acquires vehicle
The work informations such as speed.
In the present embodiment, wave detector is peak detector, as other embodiments, can use root mean square detection
Device；Wave detector extracts the electromagnetic field emissions information of vehicle simultaneously in the signal that A2, A3 and A4 are detected from four emf probe A1
It is sent to data processing module, data processing module carries out the processing of time domain or frequency-region signal to the signal.
The CAN interface of data processing module connects the CAN network of vehicle to be measured by connection, from the CAN network of vehicle
The work informations such as the middle real time running speed for obtaining vehicle.
Data processing module is realized using one or more processors, is mainly used for handling received data.When
After data processing module receives the electromagnetic field time-domain signal that wave detector sends over, Fourier transformation is carried out to it, is obtained
The frequency-region signal of electromagnetic field；The limit value of ICNIRP standard, the limit value of GB standard and JASO mark are also stored in data processing module
Quasi- limit value, data module receive the time-domain signal of electromagnetic field, after the travel speed of frequency-region signal and vehicle to be measured, by this
A little signals are depicted as corresponding curve, and these curves are compared with the curve of each standard, and display is on the display module.
By observation display module, the travel speed of vehicle can be viewed, each electromagnetic field emissions intensity for detecting position,
And the information such as difference between each detection position actual electromagnetic Flied emission intensity and normal intensity.When the magnetic at some position of vehicle
When Flied emission intensity is unsatisfactory for the requirement of relevant criterion, operating condition locating for vehicle at that time can be found out, to accelerate to problem
Investigation.
Data processing module is also connected with data storage device, and the velocity information of vehicle to be measured, the time domain of electromagnetic field are believed
Breath and frequency domain information are stored in data storage device, are checked the mark analysis so that the designer of vehicle to be measured tests heel row.
As other embodiments, the quantity of emf probe can increase or decrease according to demand.
In the present embodiment, three emf probes connect data processing module by a wave detector；As other implementations
A wave detector can be arranged for each emf probe in mode.
In the present embodiment, wave detector type can be updated according to standard requirements in data processing module, and wave detector can
Using peak detection, average value detection or quasi-peak value detection etc..
In the present embodiment, built-in standard limited value can be updated or extend according to standard evolution.
In the present embodiment, it is CAN module that car speed, which obtains module,；As other embodiments, car speed obtains mould
Block can be other devices, such as be able to detect the speed detector of Vehicle Speed.
In the present embodiment, acquisition is vehicle speed information, can be according to standard evolution and development experiments requirement, with other
Information of vehicles is associated, such as acceleration, deceleration degree, motor speed, output power, torque etc..
Data processing module in the present embodiment can be a processor, be also possible to by multiple completion corresponding functions
The module of processor composition.
As other embodiments, it can be not provided with display module, and the data that will test are transferred to host computer, pass through
Host computer analyzes these data, obtains electromagnetic field emissions intensity of the vehicle under different operating conditions, tests and assesses to vehicle
Analysis.
Claims (6)
1. a kind of electromagnetic vehicle Flied emission strength test system, including data processing module, data processing module are connected at least
One for detecting the emf probe of magnetic field strength；It is characterized in that, the data processing module is also connected with speed data collection
Module, for obtaining the travel speed of vehicle to be measured.
2. a kind of electromagnetic vehicle Flied emission strength test system according to claim 1, which is characterized in that the electromagnetic field
The quantity of probe is four, is respectively used to setting head, chest, reproduction portion and foot when personnel on vehicle to be measured take or stand
The location of portion.
3. a kind of electromagnetic vehicle Flied emission strength test system according to claim 1 or 2, which is characterized in that the electricity
RMS rectifier or peak detector are provided on the route of magnet field probe connection data processing module.
4. a kind of electromagnetic vehicle Flied emission strength test system according to claim 1, which is characterized in that the speed is adopted
Collection module is that the CAN communication interface that data processing module is arranged in for connecting the CAN network of vehicle to be measured obtains real-time vehicle
Fast information.
5. a kind of electromagnetic vehicle Flied emission strength test system according to claim 1, which is characterized in that further include display
Module, for showing the vehicle speed information of vehicle to be measured, the time-domain information and frequency domain information of electromagnetic field emissions intensity.
6. a kind of electromagnetic vehicle Flied emission strength test system according to claim 1, which is characterized in that at the data
Reason module is also connected with data storage device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711125272.4A CN109782075A (en) | 2017-11-14 | 2017-11-14 | Electromagnetic vehicle Flied emission strength test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711125272.4A CN109782075A (en) | 2017-11-14 | 2017-11-14 | Electromagnetic vehicle Flied emission strength test system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109782075A true CN109782075A (en) | 2019-05-21 |
Family
ID=66493600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711125272.4A Pending CN109782075A (en) | 2017-11-14 | 2017-11-14 | Electromagnetic vehicle Flied emission strength test system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109782075A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110632913A (en) * | 2019-10-29 | 2019-12-31 | 科力远混合动力技术有限公司 | Vehicle state and electromagnetic field radiation data acquisition system and method based on LABVIEW |
| CN111123174A (en) * | 2019-12-25 | 2020-05-08 | 中汽研汽车检验中心（天津）有限公司 | Vehicle electromagnetic field human body protection test method |
| CN111638474A (en) * | 2020-06-29 | 2020-09-08 | 北京森馥科技股份有限公司 | Vehicle electromagnetic exposure measurement method and device and computer equipment |
| CN112540326A (en) * | 2020-12-08 | 2021-03-23 | 安徽江淮汽车集团股份有限公司 | Measuring system for vehicle magnetic field frequency domain data |
| CN116930626A (en) * | 2023-09-18 | 2023-10-24 | 江苏省电子信息产品质量监督检验研究院(江苏省信息安全测评中心) | Low-frequency electromagnetic field exposure monitoring system and method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201508393U (en) * | 2009-09-29 | 2010-06-16 | 上海机动车检测中心 | Electromagnetism compatibility test platform for main components of electric automobile |
| CN202939228U (en) * | 2012-12-18 | 2013-05-15 | 中国人民解放军第三军医大学 | Individual electromagnetic radiation exposure monitoring alarm apparatus |
| CN103439586A (en) * | 2013-09-10 | 2013-12-11 | 大连理工大学 | Measuring apparatus for measuring indoor electromagnetic radiation and measuring method thereof |
| CN203479914U (en) * | 2013-08-22 | 2014-03-12 | 北京汽车股份有限公司 | Vehicle electromagnetic radiation monitoring alarm device and the vehicle |
| CN205091396U (en) * | 2015-05-08 | 2016-03-16 | 上海怡星机电设备有限公司 | Electric automobile electromagnetic radiation detection device |
| WO2017143481A1 (en) * | 2016-02-22 | 2017-08-31 | 深圳市元征科技股份有限公司 | Electromagnetic radiation monitoring system for use within vehicle |
-
2017
- 2017-11-14 CN CN201711125272.4A patent/CN109782075A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201508393U (en) * | 2009-09-29 | 2010-06-16 | 上海机动车检测中心 | Electromagnetism compatibility test platform for main components of electric automobile |
| CN202939228U (en) * | 2012-12-18 | 2013-05-15 | 中国人民解放军第三军医大学 | Individual electromagnetic radiation exposure monitoring alarm apparatus |
| CN203479914U (en) * | 2013-08-22 | 2014-03-12 | 北京汽车股份有限公司 | Vehicle electromagnetic radiation monitoring alarm device and the vehicle |
| CN103439586A (en) * | 2013-09-10 | 2013-12-11 | 大连理工大学 | Measuring apparatus for measuring indoor electromagnetic radiation and measuring method thereof |
| CN205091396U (en) * | 2015-05-08 | 2016-03-16 | 上海怡星机电设备有限公司 | Electric automobile electromagnetic radiation detection device |
| WO2017143481A1 (en) * | 2016-02-22 | 2017-08-31 | 深圳市元征科技股份有限公司 | Electromagnetic radiation monitoring system for use within vehicle |
Non-Patent Citations (1)
| Title |
|---|
| 新出行: "实测数据告诉你电动车辐射有多大", pages 4, Retrieved from the Internet <URL:https://news.yiche.com/hao/wenzhang/127195> * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110632913A (en) * | 2019-10-29 | 2019-12-31 | 科力远混合动力技术有限公司 | Vehicle state and electromagnetic field radiation data acquisition system and method based on LABVIEW |
| CN111123174A (en) * | 2019-12-25 | 2020-05-08 | 中汽研汽车检验中心（天津）有限公司 | Vehicle electromagnetic field human body protection test method |
| CN111638474A (en) * | 2020-06-29 | 2020-09-08 | 北京森馥科技股份有限公司 | Vehicle electromagnetic exposure measurement method and device and computer equipment |
| CN112540326A (en) * | 2020-12-08 | 2021-03-23 | 安徽江淮汽车集团股份有限公司 | Measuring system for vehicle magnetic field frequency domain data |
| CN116930626A (en) * | 2023-09-18 | 2023-10-24 | 江苏省电子信息产品质量监督检验研究院(江苏省信息安全测评中心) | Low-frequency electromagnetic field exposure monitoring system and method |
| CN116930626B (en) * | 2023-09-18 | 2023-12-05 | 江苏省电子信息产品质量监督检验研究院(江苏省信息安全测评中心) | Low-frequency electromagnetic field exposure monitoring system and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109782075A (en) | Electromagnetic vehicle Flied emission strength test system | |
| CN209247956U (en) | A kind of multi-functional cable shelf depreciation intelligent inspection tour instrument | |
| CN105319487A (en) | Transformer station partial discharge signal detection and positioning system and method | |
| CN206020619U (en) | A kind of portable relay tester | |
| CN105292175B (en) | Detection method, detecting system and the vehicle of rail defect | |
| CN107797076A (en) | A kind of automobile batteries Current Voltage detection device based on isolation coupling device | |
| CN107356886A (en) | Thunder and lightning three-dimensional magnetic field data collecting system | |
| CN212321744U (en) | New energy vehicle V2L testing arrangement | |
| CN202939265U (en) | Vehicle-mounted transformer substation partial discharge positioning system | |
| CN108956771A (en) | Special vehicle transmission shaft damage detection system based on supersonic guide-wave | |
| CN109342889A (en) | A kind of method for rapidly positioning of online high-tension cable breakdown fault | |
| CN107884628A (en) | A kind of measurement apparatus and rail vehicle of rail vehicle low frequency electromagnetic field | |
| CN105137203A (en) | Electromagnetic environment test system applied to rail transit vehicles and method thereof | |
| CN211044505U (en) | Wireless eddy current detection system based on sparse representation | |
| CN206235721U (en) | A kind of rail traffic vehicles low frequency magnetic field test device | |
| CN210604864U (en) | Coil turn-to-turn insulation detection device | |
| CN105425014A (en) | Time domain measurement system, time domain measurement calibration system and time domain measurement calibration verification system for board-level radio frequency current | |
| CN215493946U (en) | High-voltage overhead line partial discharge accurate positioning device | |
| CN206038784U (en) | Live line measurement zinc oxide arrester's wireless tester | |
| CN102385012B (en) | Monitoring system of electromagnetic environment of vehicle-mounted train control equipment for train | |
| CN110554241B (en) | Locomotive signal receiving coil insulation resistance on-vehicle test method and device | |
| CN202494743U (en) | Electrified tester for zinc oxide lightning arrester | |
| CN211627659U (en) | Portable automobile intelligent oscillometer | |
| CN207114739U (en) | Thunder and lightning three-dimensional magnetic field data collecting system | |
| CN113848434A (en) | Interference source measuring method and system for on-site partial discharge |
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 | ||
| CB02 | Change of applicant information |
Country or region after: China Address after: No. 6 Yutong Road, Guancheng Hui District, Zhengzhou City, Henan Province Applicant after: Yutong Bus Co.,Ltd. Address before: Yutong Industrial Park, Shibalihe, Zhengzhou City, Henan Province Applicant before: ZHENGZHOU YUTONG BUS Co.,Ltd. Country or region before: China |
|
| CB02 | Change of applicant information |