CN105738743A - Aging test device for AC charging pile - Google Patents
Aging test device for AC charging pile Download PDFInfo
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- CN105738743A CN105738743A CN201610234507.2A CN201610234507A CN105738743A CN 105738743 A CN105738743 A CN 105738743A CN 201610234507 A CN201610234507 A CN 201610234507A CN 105738743 A CN105738743 A CN 105738743A
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- 238000012360 testing method Methods 0.000 title claims abstract description 70
- 230000032683 aging Effects 0.000 title claims abstract description 42
- 238000004891 communication Methods 0.000 claims abstract description 19
- 238000001514 detection method Methods 0.000 claims abstract description 16
- 230000007935 neutral effect Effects 0.000 claims abstract description 8
- 230000005611 electricity Effects 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 description 5
- 238000004088 simulation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000008034 disappearance Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000013100 final test Methods 0.000 description 1
- 230000002431 foraging effect Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
- B60L53/31—Charging columns specially adapted for electric vehicles
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- H02J7/0027—
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
Abstract
The invention belongs to the technical field of AC charging piles, especially to an aging test device for AC charging piles. The aging test device comprises a tester interface, a current power control unit, an auxiliary power supply, a phase detection unit, a communication unit and a human computer interface. The aging test device further comprises a current equalization unit, a current adjusting unit and an AC current multiplier, wherein the current power control unit controls the current adjusting unit through the current equalization unit to output two paths of current with different magnitudes, the current adjusting unit is connected with the AC current multiplier, the AC current multiplier comprises a live-line current multiplier and a neutral-line current multiplier, and the live-line current multiplier and the neutral-line current multiplier are serially connected to a live line and a neutral line, which connect a test input interface and a test output interface. The aging test device is safe, reliable, convenient, energy saving and environmentally friendly.
Description
Technical field
The invention belongs to alternating-current charging pile technical field, especially a kind of alternating-current charging pile aging test device.
Background technology
Existing alternating-current charging pile, the tests such as exchange message accounting generally require time aging and connect bulb heating wire even load consumption electric energy, for measuring the electric current of the equipment of flowing through, equipment big current work a period of time for a long time is used for checking functions of the equipments performance, thus wastes very much AC energy；If adding battery with Vehicular charger, battery being caused to fill fuller and fuller, electric current is more and more less, it is filled with and discharges again, not reaching and set the aging for a long time purpose of electric current, also having is exactly that actually useful load is received on message accounting, but there is no an adjustable current properly test aging equipment.Being exactly aging with conventional heating wire, have current settings to regulate inconvenience, volume is big, heating, it is easy to the shortcomings such as breaking out of fire.First to shake hands with vehicle before also having alternating-current charging pile aging, communication etc., heating luminous formula load does not possess these conditions, generally require burning test program or manually make alternating-current charging pile inside contactor close, thus pretty troublesome, it cannot be guaranteed that it is normal to recover the machine carrying out shake communication after dispatching from the factory, there is hidden danger.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art; a kind of safe and reliable, easy to use and energy-conserving and environment-protective alternating-current charging pile aging test device is provided; can solve the problem that the global function test problem of alternating-current charging pile; test of dispatching from the factory is aging; can set that aging current; ageing time; the simulation various handshake of Vehicular charger; communication; fault; whether charging current reads to set and waits check alternating-current charging pile defencive function to possess, for a long time greatly electric current flow through alternating-current charging pile whether damage, heating etc..
In order to achieve the above object, the present invention adopts following technical scheme to realize:
A kind of alternating-current charging pile aging test device, including tester interface, current power control unit, accessory power supply, phase detection unit, communication unit and man machine interface；Described tester interface includes test input interface and test output interface, and described test output interface is connected with the input interface of alternating-current charging pile, and test input interface is connected with the output interface of alternating-current charging pile；Described test input interface is connected with current power control unit by phase detection unit；Described accessory power supply accesses civil power and powers for current power control unit；Described current power control unit is connected with man machine interface, and by communication unit and alternating-current charging pile both-way communication；Also include current balance unit, current regulation unit and alternating current multiplexer；Described current power control unit controls the current regulation unit output different size of electric current of two-way through current balance unit, and current regulation unit is connected with alternating current multiplexer；Described alternating current multiplexer includes live wire current multiplier and neutral line current multiplexer, live wire current multiplier and neutral line current multiplexer and is serially connected in respectively on live wire and the zero line of connecting test input interface and test output interface.
Preferably, described current regulation unit is inverter or adjustable current transformer.
Preferably, described alternating current multiplexer is special current transformer, and coil uses thick line coiling to form.
Preferably, the sectional area of described thick line is not less than 16mm2。
Further, the civil power also including being arranged on mains electricity input end consumes power detecting unit.
Further, the charging pile input power detection unit being arranged on test output interface place and the charging pile output detection unit being arranged on test input interface place are also included.
Further, described tester interface adopts standard electric electrical automobile alternating-current charging interface.
Further, described current power control unit includes a single-chip microcomputer for procedure logical control system.
Further, described current balance unit is used for testing whether alternating-current charging pile leaks electricity, and makes current balance, make Live line Zero line current imbalance during test leakage function time aging.
The present invention actively provides the benefit that:
1. from the AC energy of alternating-current charging pile output can 99% input feeding back to alternating-current charging pile, so form a partial circulating, consume the electric energy of civil power just seldom.Simultaneously, the coil turn of alternating current multiplexer of the present invention is the maximum several circles of circle, voltage is low, electric current is very big, so that the power that alternating current multiplexer consumes is only small, energy-saving efficiency can reach more than 99%, has saved a large amount of electric energy, energy-saving and emission-reduction, consumption civil power is few, reduces the grid electricity fee cost of manufacturing enterprise, environment protecting and remarkable in economical benefits.
2. the single-chip microcomputer in current power control unit carries out procedure logical control system, the various functions of alternating-current charging pile is tested one by one, final test goes out all functions of alternating-current charging pile, determine whether the position that fault occurs and fault occurs, it is ensured that the electric vehicle alternating-current charging pile dispatched from the factory can be charged using under the environment of safety.
The safety precautions that the present invention takes as: current balance unit is used for testing whether alternating-current charging pile leaks electricity; when Live line Zero line electric current equally balances, alternating-current charging pile does not trip; when current balance unit makes Live line Zero line electric current different; alternating-current charging pile should trip, if not tripping explanation alternating-current charging pile creepage protection function disappearance；Test program simulated automotive power transfer relay signal, alternating-current charging pile should be able to detect this fault-signal, stopping output civil power, if do not stopped, illustrating that alternating-current charging pile defencive function lacks.
3. the present invention small in volume, do not need fan cooling, power factor more than 0.99, without High-frequency Interference, compare existing alternating-current charging pile test ageing device without rectification Inverter Unit, the electric current of feedback is the pure sine wave of standard, the same with civil power, is skillfully constructed, simple in construction, element is few, and fault rate is extremely low, basic fault-free, safe and reliable, easy to use, Based Intelligent Control, energy-saving effect is notable, economical and practical.
Accompanying drawing explanation
Fig. 1 is the structural principle block diagram of the present invention；
Fig. 2 is current regulation unit and the connection diagram of alternating current multiplexer and alternating-current charging pile.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail:
Embodiment one: referring to shown in Fig. 1 and Fig. 2, a kind of alternating-current charging pile aging test device, including tester interface, current power control unit, accessory power supply, phase detection unit, communication unit and man machine interface；Described tester interface includes test input interface and test output interface, described test output interface (i.e. socket) is connected with the input interface (i.e. plug) of alternating-current charging pile, and test input interface (i.e. electric vehicle alternating-current charging seat) is connected with the output interface (i.e. electric vehicle alternating-current charging rifle) of alternating-current charging pile；Described test input interface is connected with current power control unit by phase detection unit；Described accessory power supply accesses civil power and powers for current power control unit；Described current power control unit is connected with man machine interface, and by communication unit and alternating-current charging pile both-way communication；Also include current balance unit, current regulation unit and alternating current multiplexer；Described current power control unit controls the current regulation unit output different size of electric current of two-way through current balance unit, and current regulation unit is connected with alternating current multiplexer；Described alternating current multiplexer includes live wire current multiplier and neutral line current multiplexer, live wire current multiplier and neutral line current multiplexer and is serially connected in respectively on live wire and the zero line of connecting test input interface and test output interface.
Described current regulation unit is inverter or adjustable current transformer.Described alternating current multiplexer is special current transformer, and coil uses thick line coiling to form, and the sectional area of thick line is not less than 16mm2.Described tester interface adopts standard electric electrical automobile alternating-current charging interface.Described current power control unit includes a single-chip microcomputer for procedure logical control system.Described current balance unit is used for testing whether alternating-current charging pile leaks electricity, and makes current balance, make Live line Zero line current imbalance during test leakage function time aging.Additionally, the civil power also including being arranged on mains electricity input end consumes power detecting unit, is arranged on the charging pile input power detection unit at test output interface place and is arranged on the charging pile output detection unit at test input interface place.
In said structure, wherein current power control unit can carry out the adjustment of aging current size according to the parameter that man machine interface sets, thus controlling the current regulation unit output different size of electric current of two-way, this electric current carries out Current amplifier through alternating current multiplexer；Live wire current multiplier provides big electric current to flow through the live wire loop of alternating-current charging pile, and neutral line current multiplexer provides big electric current to flow through the zero line loop of alternating-current charging pile；Current balance unit is used for testing whether alternating-current charging pile leaks electricity; when Live line Zero line electric current equally balances, alternating-current charging pile does not trip; when current balance unit makes Live line Zero line electric current different, alternating-current charging pile should trip, if not tripping explanation alternating-current charging pile creepage protection function disappearance；Whether phase detection unit is consistent with the phase place of input for the phase place detecting alternating-current charging pile output, in order to carry out same phase parallel network reverse；Accessory power supply is that current power control unit is powered；Communication unit simulation Electric Vehicle's Alternating interface communication signal, making alternating-current charging pile start has output voltage；Man machine interface is shown in the mains input voltage current power collected, the input voltage and input current power of alternating-current charging pile and the output voltage current power of alternating-current charging pile on liquid crystal display screen, it is easy to user and observes civil power consumption power, alternating-current charging pile input power and alternating-current charging pile output, energy-saving efficiency=(alternating-current charging pile input power-civil power consumes power)/alternating-current charging pile input power；The internal resistance of alternating-current charging pile=(alternating-current charging pile input voltage-alternating-current charging pile output voltage)/alternating-current charging pile output electric current, such as, alternating-current charging pile input voltage is 220V, alternating-current charging pile output voltage is 219V, alternating-current charging pile output electric current is 40A, the then internal resistance of alternating-current charging pile=(220-219)/40=0.025 Ω, namely the input voltage of alternating-current charging pile and output voltage pressure reduction are more big, and internal resistance is more big.
When alternating-current charging pile is aging, connect corresponding with the input interface of the output interface of alternating-current charging pile and alternating-current charging pile with test output interface for test input interface, alternating-current charging pile sends detection signal and sees whether charging gun is plugged, detect and be plugged, alternating-current charging pile and alternating-current charging pile aging test device are shaken hands, communication for information, communication success, now alternating-current charging pile could export electric energy, phase detection unit detects that the phase place that alternating-current charging pile exports is identical with the phase place of input, start major loop Guan Bi, electric current slowly increases to setting value and carries out aging, or electric current is aging to setting value circulation again from setting value to minima, undertaken aging by the time set in advance, when ageing time arrives, it is provided with sound and light alarm and reminds user.The state communication signal of software aspects simulation Vehicular charger carries out communication and shakes hands and exchange with alternating-current charging pile, single-chip microcomputer in current power control unit carries out procedure logical control system, complete for the various functions test in every particular of alternating-current charging pile, finally preserve test record, generate document, it is completed acousto-optic prompting, tests problematic prompting trouble location.Software is provided with a key test function, and that runs acquiescence arranges parameter.
The energy-saving principle of the present invention: can feed back to the input of alternating-current charging pile from the AC energy of alternating-current charging pile output, so forms a partial circulating, and the electric energy consuming civil power is just few.Simultaneously, the coil turn of alternating current multiplexer of the present invention is the maximum several circles of circle, voltage is low, electric current is very big, so that the power that alternating current multiplexer consumes is only small, energy-saving efficiency can reach more than 99%, save a large amount of electric energy, energy-saving and emission-reduction, consumption civil power is few, reduce the grid electricity fee cost of manufacturing enterprise, environment protecting and remarkable in economical benefits, and the prior art charging pile test the highest ability 93% of energy-saving efficiency, moreover energy converts back and forth, control complexity, the big heaviness of volume, volume of the present invention is the 1/4 of conventional products, weight is the 1/6 of conventional products, efficiency improves more than 6%.Can be seen that the energy-saving efficiency of the present invention is greatly improved than prior art from the experimental data form below:
Experimental data in above table is the experimental data that first generation ladder regulation scheme power consumption is bigger, can be higher than this efficiency by the efficiency of step-less adjustment.
The foregoing is only the schematic embodiment of the present invention; do not represent specific embodiment; application protection domain includes but not limited to: aging, the debugging of electric vehicle alternating-current charging pile; can be used for aging, the debugging of electric bicycle charging pile; kilowatt-hour meter verification is aging; insert row power board aging; aging, the overload of empty circuit breaker disconnect test etc.; equivalent variations that any those skilled in the art is done under the premise without departing from present inventive concept and principle and amendment, all should belong to the scope of protection of the invention.
Claims (9)
1. an alternating-current charging pile aging test device, including tester interface, current power control unit, accessory power supply, phase detection unit, communication unit and man machine interface；Described tester interface includes test input interface and test output interface, and described test output interface is connected with the input interface of alternating-current charging pile, and test input interface is connected with the output interface of alternating-current charging pile；Described test input interface is connected with current power control unit by phase detection unit；Described accessory power supply accesses civil power and powers for current power control unit；Described current power control unit is connected with man machine interface, and by communication unit and alternating-current charging pile both-way communication；It is characterized in that: also include current balance unit, current regulation unit and alternating current multiplexer；Described current power control unit controls the current regulation unit output different size of electric current of two-way through current balance unit, and current regulation unit is connected with alternating current multiplexer；Described alternating current multiplexer includes live wire current multiplier and neutral line current multiplexer, live wire current multiplier and neutral line current multiplexer and is serially connected in respectively on live wire and the zero line of connecting test input interface and test output interface.
2. a kind of alternating-current charging pile aging test device according to claim 1, it is characterised in that: described current regulation unit is inverter or adjustable current transformer.
3. a kind of alternating-current charging pile aging test device according to claim 1, it is characterised in that: described alternating current multiplexer is special current transformer, and coil uses thick line coiling to form.
4. a kind of alternating-current charging pile aging test device according to claim 3, it is characterised in that: the sectional area of described thick line is not less than 16mm2。
5. a kind of alternating-current charging pile aging test device according to claim 1, it is characterised in that: the civil power also including being arranged on mains electricity input end consumes power detecting unit.
6. a kind of alternating-current charging pile aging test device according to claim 1, it is characterised in that: also include the charging pile input power detection unit being arranged on test output interface place and the charging pile output detection unit being arranged on test input interface place.
7. a kind of alternating-current charging pile aging test device according to claim 1, it is characterised in that: described tester interface adopts standard electric electrical automobile alternating-current charging interface.
8. a kind of alternating-current charging pile aging test device according to claim 1, it is characterised in that: described current power control unit includes a single-chip microcomputer for procedure logical control system.
9. a kind of alternating-current charging pile aging test device according to claim 1, it is characterised in that: described current balance unit is used for testing whether alternating-current charging pile leaks electricity, and makes current balance, make Live line Zero line current imbalance during test leakage function time aging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610234507.2A CN105738743B (en) | 2016-04-15 | 2016-04-15 | A kind of alternating-current charging pile aging test device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610234507.2A CN105738743B (en) | 2016-04-15 | 2016-04-15 | A kind of alternating-current charging pile aging test device |
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| CN105738743A true CN105738743A (en) | 2016-07-06 |
| CN105738743B CN105738743B (en) | 2019-05-10 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106370948A (en) * | 2016-08-31 | 2017-02-01 | 安徽远东船舶有限公司 | Alternating current charging pile test aging device for ship |
| CN107064701A (en) * | 2017-06-12 | 2017-08-18 | 青岛特来电新能源有限公司 | Charging pile experimental provision and system |
| CN108445427A (en) * | 2018-02-23 | 2018-08-24 | 江苏绿城信息技术有限公司 | A kind of electric vehicle alternating-current charging pile rapid form tester |
| CN109001571A (en) * | 2018-07-19 | 2018-12-14 | 深圳宜特检测技术有限公司 | A kind of strengthening electric current power method and device for ageing management machine |
| CN109444584A (en) * | 2018-11-09 | 2019-03-08 | 广州市微龙电子科技有限公司 | A kind of burn in test circuit of charging gun, device and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108445427A (en) * | 2018-02-23 | 2018-08-24 | 江苏绿城信息技术有限公司 | A kind of electric vehicle alternating-current charging pile rapid form tester |
| CN109001571A (en) * | 2018-07-19 | 2018-12-14 | 深圳宜特检测技术有限公司 | A kind of strengthening electric current power method and device for ageing management machine |
| CN109444584A (en) * | 2018-11-09 | 2019-03-08 | 广州市微龙电子科技有限公司 | A kind of burn in test circuit of charging gun, device and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105738743B (en) | 2019-05-10 |
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