CN205786956U - A kind of fuse transient current circulation test device used for electric vehicle - Google Patents
A kind of fuse transient current circulation test device used for electric vehicle Download PDFInfo
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- CN205786956U CN205786956U CN201620613811.3U CN201620613811U CN205786956U CN 205786956 U CN205786956 U CN 205786956U CN 201620613811 U CN201620613811 U CN 201620613811U CN 205786956 U CN205786956 U CN 205786956U
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Abstract
A kind of fuse transient current circulation test device used for electric vehicle, it is mainly by one group of DC source, one group of Large Copacity energy-storage capacitor, three groups of adjustable resistances, two groups of controllable relays, one intelligent controller and interactive touch screen composition, one group of described DC source is composed in parallel by organizing direct-current switch power supply more, the two ends of DC source it are connected to after described Large Copacity energy-storage capacitor and the series connection of the first adjustable resistance, at the two ends of described Large Copacity energy-storage capacitor respectively and be connected to one group of hookup concatenated by the second adjustable resistance and test product and the charging circuit of energy-storage capacitor being made up of the 3rd adjustable resistance；And be in series with respectively on described hookup and charging circuit one realize resistance adjust and by intelligent controller control its put into the first relay and the second relay；It has simple in construction, uses easy to operate, can pass through condenser capacity and the regulation of resistance sizes, it is achieved the regulation of transient current size also carries out transient current cyclic test.
Description
Technical field
This utility model is mainly used in the DC fuse transient current cyclic test test of New-energy electric vehicle, belongs to
Low-voltage electrical apparatus technical field of measurement and test.
Background technology
Along with the development of New-energy electric vehicle, DC fuse is used widely.It is specifically designed to New energy electric vapour
The DC fuse of car is an important devices of entire automobile electric system protection, its electric automobile electrical system to be met
Protection, the requirement coordinated, be also satisfied the requirement of automobilism environment, operating mode.Owing to the direct current of domestic energy electric vehicle melts
Disconnected device manufacture starting evening, there is presently no perfect about for " DC fuse of electric automobile " special standard.And it is external
Developing rapidly in recent years about DC fuse used for electric vehicle, relevant standard series is also the most just to have released；As:
By international standard ISO8820-1 ~ ISO8820-7.This standard promulgation is 2008 the earliest, and up-to-date is 2014.This standard
In just have an important test event: ISO8820-1:2014 standard 5.3 clause: Transient current
Cycling (transient current cyclic test).In order to meet the survey of domestic production research and development New-energy electric vehicle DC fuse
Examination demand, is badly in need of a kind of fuse transient current circulation test device.
Summary of the invention
The purpose of this utility model is the deficiency overcoming prior art to exist, and provides a kind of simple in construction, uses behaviour
Facilitate, can be by the regulation of condenser capacity size, the regulation of resistance sizes, it is achieved the regulation of transient current size is also carried out
Transient current cyclic test；ISO8820-1:2014 standard 5.3 clause can be met: Transient current cycling
The fuse transient current circulation test device used for electric vehicle that (transient current cyclic test) test needs.
The purpose of this utility model completes by following technical solution, a kind of fuse transient state used for electric vehicle electricity
Stream circulation test device, it mainly by one group of DC source, one group of Large Copacity energy-storage capacitor, three groups of adjustable resistances, two groups can
Control relay, an intelligent controller and interactive touch screen composition, one group of described DC source is opened by organizing direct current more
Pass power supply composes in parallel, and is connected to the two ends of DC source after described Large Copacity energy-storage capacitor and the series connection of the first adjustable resistance,
At the two ends of described Large Copacity energy-storage capacitor respectively and be connected to one group of hookup concatenated by the second adjustable resistance and test product
Charging circuit with the energy-storage capacitor being made up of the 3rd adjustable resistance；And go here and there respectively on described hookup and charging circuit
It is associated with one and realizes the first relay and the second relay that resistance is adjusted and controlled its input by intelligent controller.
As preferably: three groups of described adjustable resistances are formed by multiple resistor coupled in parallel respectively, described intelligent controller and
Interactive touch screen be connected, by the handwriting input test parameters of interactive touch screen, carry out the first relay and
The work of the second relay, exports real time current waveform, record test cycle number of times and failure conditions；Wherein said touch screen
The parameter of conduction time, circulation time, charging interval, discharge time, cycle-index can be set, transient state can also be set simultaneously
The size of electric current, shows test number (TN) at that time.
As preferably: described device also includes a removable cabinet, a surface of cabinet is provided with described people
The touch screen of machine dialogue；The top of described cabinet is provided with radiator, and the orderly layout of cabinet interior laminate layer described unidirectional current
Source, Large Copacity energy-storage capacitor, adjustable resistance, controllable relays, intelligent controller.
This utility model has simple in construction, uses easy to operate, can be by the regulation of condenser capacity size, and resistance is big
Little regulation, it is achieved the regulation of transient current size also carries out transient current cyclic test；ISO8820-1:2014 mark can be met
The features such as accurate 5.3 clauses: Transient current cycling (transient current cyclic test) test needs.
Accompanying drawing explanation
Fig. 1 is structure theory of constitution schematic diagram of the present utility model.
Fig. 2 is immediate current oscillogram of the present utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is described in detail: shown in Fig. 1, a kind of electricity described in the utility model
Electrical automobile fuse transient current circulation test device, it is mainly by one group of DC source E, one group of Large Copacity energy-storage capacitor
C, three groups of adjustable resistances, two groups of controllable relays, an intelligent controller and interactive touch screen composition, described one group
DC source E is composed in parallel by organizing direct-current switch power supply more, described Large Copacity energy-storage capacitor C and the first adjustable resistance R1 series connection
After be connected to the two ends of DC source E, at the two ends of described Large Copacity energy-storage capacitor C respectively and be connected to one group adjustable by second
Resistance R2 and the hookup of test product concatenation and the charging circuit of energy-storage capacitor C being made up of the 3rd adjustable resistance R3；And
Be in series with respectively on described hookup and charging circuit one realize resistance adjust and by intelligent controller control its put into
The first relay K 1 and the second relay K 2.
Shown in figure, described three groups of adjustable resistances R1, R2, R3 are formed by multiple resistor coupled in parallel respectively, described intelligence
Controller is connected with interactive touch screen, by the handwriting input test parameters of interactive touch screen, carries out first
Relay K 1 and the work of the second relay k2, export real time current waveform, record test cycle number of times and failure conditions；Wherein
Described touch screen can arrange the parameter of conduction time, circulation time, charging interval, discharge time, cycle-index, also simultaneously
The size of transient current can be set, show test number (TN) at that time.
Device described in the utility model also includes a removable cabinet, and a surface of cabinet is provided with described people
The touch screen of machine dialogue；The top of described cabinet is provided with radiator, and the orderly layout of cabinet interior laminate layer described unidirectional current
Source, Large Copacity energy-storage capacitor, adjustable resistance, controllable relays, intelligent controller.
Embodiment: shown in Fig. 1, this utility model mainly by one group of DC source, one group of Large Copacity energy-storage capacitor, three groups
Adjustable resistance, two groups of controllable relays, compositions such as intelligent controller and interactive touch screen, device is equipped with electrically to be protected
Protecting and use chopper, all parts are arranged in a Movable cabinet body.Device controls two groups of control relays by program controller and closes
Close, disconnect, it is achieved charging, the electric discharge to bank of super capacitors, by the regulation of condenser capacity size, the tune of resistance sizes
Joint, it is achieved the regulation of transient current size.The final transient current waveform realized is shown in Fig. 2.
One group of described DC source is composed in parallel by organizing direct-current switch power supply more, enters according to the size of test current capacity
Row design also puts into operation；One group of described energy-storage capacitor C, concrete discharge and recharge time and transient current according to test are big
Little, can be automatically selected, automatically engage the quantity of capacitor by controller；Three groups of described adjustable resistances R1, R2, R3, three can
Adjusting the resistance realization in parallel by multiple resistance, one relay of each resistant series, by Control, it puts into, it is achieved resistance
The adjustment of value；During wherein R1 is Fig. 2 waveform, the maintenance electric current of level is adjusted, control system can according to safeguarding the size of electric current,
Select, regulate resistance R1 resistance；Wherein R2 is the discharge resistance of energy-storage capacitor group, during according to the peak value of transient current and electric discharge
Between requirement, controller carry out automatically selecting input；Wherein R3 is the charging resistor of energy-storage capacitor group, wants according to the charging interval
Ask, controller carry out automatically selecting input.
Described intelligent controller and interactive touch screen, be the hardware components of control system, and major function is: can
Handwriting input test parameters, controls the work of each execution relay, exports real time current waveform, record test cycle number of times and inefficacy
Situation；Touch screen can arrange the parameter of conduction time, circulation time, charging interval, discharge time, cycle-index, Ke Yishe
Put the size of transient current, and test number (TN) at that time can be shown.The software section of native system control system, is special establishment
Be applicable to New-energy electric vehicle fuse transient current cyclic test, an adjustable function is soft to have transient current
Part.
Test device appearance is beautiful, and top arranges radiator, and each element is layered orderly layout, and complete machine may move, and can meet
ISO8820-1:2014 standard 5.3 clause: the test of Transient current cycling (transient current cyclic test)
Need.
Claims (3)
1. a fuse transient current circulation test device used for electric vehicle, it is mainly by one group of DC source, one group of great Rong
Amount energy-storage capacitor, three groups of adjustable resistances, two groups of controllable relays, an intelligent controller and interactive touch screen group
Become, it is characterised in that one group of described DC source E is composed in parallel by organizing direct-current switch power supply more, described Large Copacity energy storage capacitor
The two ends of DC source E it are connected to, at the two ends of described Large Copacity energy-storage capacitor C after device C and the first adjustable resistance R1 series connection
Respectively and be connected to one group of hookup concatenated by the second adjustable resistance and test product and the energy storage electricity being made up of the 3rd adjustable resistance
The charging circuit of container C；And on described hookup and charging circuit, be in series with one respectively realize resistance and adjust and pass through
Intelligent controller controls its first relay K 1 and the second relay K 2 put into.
Fuse transient current circulation test device used for electric vehicle the most according to claim 1, it is characterised in that described
Three groups of adjustable resistances formed by multiple resistor coupled in parallel respectively, described intelligent controller is connected with interactive touch screen,
By the handwriting input test parameters of interactive touch screen, carry out the first relay and the work of the second relay, output
Real time current waveform, record test cycle number of times and failure conditions；Wherein said touch screen can arrange conduction time, circulation
Time, charging interval, discharge time, the parameter of cycle-index, can also arrange the size of transient current simultaneously, and display tried at that time
Test number of times.
Fuse transient current circulation test device used for electric vehicle the most according to claim 1 and 2, it is characterised in that institute
The device stated also includes a removable cabinet, and a surface of cabinet is provided with described interactive touch screen；Described
The top of cabinet is provided with radiator, the orderly layout of cabinet interior laminate layer described DC source, Large Copacity energy-storage capacitor,
Adjustable resistance, controllable relays, intelligent controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620613811.3U CN205786956U (en) | 2016-06-21 | 2016-06-21 | A kind of fuse transient current circulation test device used for electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620613811.3U CN205786956U (en) | 2016-06-21 | 2016-06-21 | A kind of fuse transient current circulation test device used for electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205786956U true CN205786956U (en) | 2016-12-07 |
Family
ID=58129505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620613811.3U Expired - Fee Related CN205786956U (en) | 2016-06-21 | 2016-06-21 | A kind of fuse transient current circulation test device used for electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205786956U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107861035A (en) * | 2017-11-06 | 2018-03-30 | 中国振华集团云科电子有限公司 | Fuse performance detection means and method |
| CN108896818A (en) * | 2018-07-18 | 2018-11-27 | 广东思诺伟智能技术有限公司 | A method of current detecting is realized using fuse |
| CN117233584A (en) * | 2023-11-16 | 2023-12-15 | 苏州锴威特半导体股份有限公司 | Common mode transient immunity test circuit, method, test device and storage device |
-
2016
- 2016-06-21 CN CN201620613811.3U patent/CN205786956U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107861035A (en) * | 2017-11-06 | 2018-03-30 | 中国振华集团云科电子有限公司 | Fuse performance detection means and method |
| CN108896818A (en) * | 2018-07-18 | 2018-11-27 | 广东思诺伟智能技术有限公司 | A method of current detecting is realized using fuse |
| CN117233584A (en) * | 2023-11-16 | 2023-12-15 | 苏州锴威特半导体股份有限公司 | Common mode transient immunity test circuit, method, test device and storage device |
| CN117233584B (en) * | 2023-11-16 | 2024-02-06 | 苏州锴威特半导体股份有限公司 | Common mode transient immunity test circuit, method, test device and storage device |
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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: 20161207 Termination date: 20190621 |