CN205427060U - Testing arrangement of electric energy repayment type electric automobile direct current battery charging outfit - Google Patents

Testing arrangement of electric energy repayment type electric automobile direct current battery charging outfit Download PDF

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Publication number
CN205427060U
CN205427060U CN201520936717.7U CN201520936717U CN205427060U CN 205427060 U CN205427060 U CN 205427060U CN 201520936717 U CN201520936717 U CN 201520936717U CN 205427060 U CN205427060 U CN 205427060U
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China
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message
electric energy
bms
charging equipment
battery charging
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CN201520936717.7U
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Inventor
许善玉
张磊
史海军
余洋
周国祥
于谭继
靳明水
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Tbea Nanjing Intelligent Electric Co ltd
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Tbea Nanjing Intelligent Electric Co ltd
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Abstract

The utility model discloses a testing arrangement of electric energy repayment type electric automobile direct current battery charging outfit, including BMS control system to and the BMS message diagnostic system, the electric property measurement system that are connected with BMS control system respectively, equipment trouble diagnostic system and electric energy feedback system charge, this testing arrangement carries out the information interaction through standard interface and direct current battery charging outfit to be connected through cable and electric wire netting. On prior art's basis, effectively combine multiple program function, it is integrated in this testing arrangement, formed integrated height, direct current battery charging outfit testing arrangement that the function is perfect, monitor and intelligent analysis through the message to the direct current battery charging outfit, for the measuring of battery charging outfit provides convenient, clearly and definitely understand and wait to examine equipment trouble, improved battery charging outfit debugging efficiency, give the electric wire netting with the electric energy directness repayment of direct current battery charging outfit output, avoided the electric energy extravagant, reduced equipment and examined measure and regulate examination cost, realize that the height is integrated, multi -functional, have extensive market economy benefit.

Description

The test device of electric energy feedback type electric automobile DC charging equipment
Technical field
This utility model belongs to technical field of electrical equipment, relates to the test device that dispatches from the factory of charging equipment of electric automobile, refers specifically to the test device of a kind of electric energy feedback type electric automobile DC charging equipment.
Background technology
Wideling popularize energy-conserving and emission-cutting technology recently as China and support, being similar to the clean energy technology such as electric energy, wind energy and obtained unprecedented development, charging equipment of electric automobile is exactly development main force therein.Electric automobile charging pile is mountable in public building and parking lot, residential quarter or charging station, can be according to the charging electric vehicle that different electric pressures is various model.Building up the development trend that charging station service network the most towards the public has become inevitable, for coordinating this development trend, the properties of charging equipment of electric automobile and relevant corollary equipment thereof should be more sophisticated.The charging pile performance dispatched from the factory can be detected by charging pile test device according to relevant national standard;In use we have found that, normal charge stake test device is mainly at the following aspects Shortcomings: (1) normal charge stake test device generally uses resistance wire or electronic load simulation batteries of electric automobile, additional private communication module booting charging pile carries out electric energy output, and charging pile output is wasted in order to the electric energy tested, fail Appropriate application;It addition, the test process of charger needs again the long period, in order to inspection equipment quality and stability, in turn result in the significant wastage of electric energy.(2) conventional test device lacks direct-current charging post message intellectual monitoring analysis comparing function, only message monitoring function, and the message listened to needs artificial contrast to analyze, inefficiency.
Utility model content
This utility model, for electric automobile DC charging equipment, have developed a kind of test device with electric energy feedback function, efficiently solves the waste problem of electric energy, is simultaneously achieved DC charging device intelligence detection analyses and comparison function, is effectively increased testing efficiency.
This utility model is achieved through the following technical solutions above-mentioned purpose:
The test device of a kind of electric energy feedback type electric automobile DC charging equipment, including BMS control system, and the BMS message diagnostic system, the electric property that are connected with BMS control system respectively measure system, charger fault diagnosis system and electric energy feedback system;It is mutual that this test device carries out information by standard interface and DC charging equipment, and is connected with electrical network by cable;
Described BMS control system, makes DC charging equipment export electric energy for simulating the BMS system of electric automobile, exports performance and the quality condition of electric energy during in order to detect the work of charger bringing onto load;
BMS message diagnostic system, for the message of contact between analyzing and diagnosing test device and DC charging equipment;
Electric property measures system, and electric energy and performance to the output of DC charging equipment detect, and export measurement result, and measurement result is sent to BMS control system, indirectly provide analysis foundation data for charger fault diagnosis system;
Charger fault diagnosis system, for detecting the current/voltage value of DC charging equipment output, and the measurement result sent according to electric property measurement system is compared, in order to promptly and accurately finds fault or mistake, overhauls DC charging equipment;This system provides the fault location function of charger, improve overhaul efficiency, in real time automatically marked erroneous signal, production report file and automatically saving;
Electric energy feedback system, its input is connected with BMS control system, and its outfan is connected with electrical network by cable, by inverter, the electric energy of DC charging equipment output can be fed back to electrical network, it is to avoid the waste of electric energy.
As the prioritization scheme of this case, CAN2.0B communication protocol between described test device and DC charging equipment, is used to communicate.
As the prioritization scheme of this case, described message diagnostic system includes that CAN message monitors interface, CAN message relative analysis module and CAN message differential disply interface;Wherein, CAN message monitors the data output interface that interface is BMS message diagnostic system, can realize bidirectional monitoring;CAN message relative analysis module is the decision-making module of BMS message diagnostic system;CAN message differential disply interface is for showing the message of DC charging device Errors response.
The beneficial effects of the utility model are:
1, BMS message intelligence is monitored and comparison analytic function: by monitoring the message of DC charging equipment and intellectual analysis, and the detection for charger provides conveniently, is expressly understood that equipment fault to be checked, improves charger debugging efficiency;
2, electric energy feedback function: the electric energy that DC charging equipment exports directly is fed back to electrical network, it is to avoid waste of energy, reduce equipment Inspection debugging cost;
3, the fault diagnosis functions of charger: be effectively increased the trouble shooting efficiency of charger.
Accompanying drawing explanation
Fig. 1 is structural schematic block diagram of the present utility model;
Fig. 2 is the operation principle schematic diagram of this utility model electric energy feedback;
Fig. 3 is BMS message diagnostic system structural schematic block diagram.
Detailed description of the invention
Below in conjunction with drawings and Examples, this utility model and effect thereof are further elaborated.
This device, for the testing experiment process of electric automobile direct-current charging post, according to the charging connection mode of national Specification, is connected with direct-current charging post by charging socket or plug, then is connected with electrical network by cable.
As shown in Figure 1, a kind of test device of electric energy feedback type electric automobile DC charging equipment, including BMS control system 20, and the BMS message diagnostic system 30, the electric property that are connected with BMS control system 20 respectively measure system 60, charger fault diagnosis system 40 and electric energy feedback system 50;It is mutual that this test device carries out information by standard interface 10 and direct-current charging post, and is connected with electrical network by cable;The standard straight stream interface that wherein standard interface 10 defines for GB GB/T20234, or the standard interface of other standards definition;Nine binding posts of GB standard straight stream interface are respectively: direct current major loop D+, D-;Ground PE;CAN CAN+, CAN-;Connect and confirm line CC1, CC2;Accessory power supply A+, A-.
Specifically, BMS control system 20 makes DC charging equipment export electric energy for the BMS system simulating electric automobile, exports performance and the quality condition of electric energy during in order to detect the work of charger bringing onto load;Can this system is true situation about occurring during simulating charging electric vehicle, communicates with charger incessantly, send battery information, current-voltage information, do corresponding adjustment and response in order to detect charging pile.
BMS message diagnostic system 30 selects the software program of the GY2015A of Heng Xin state instrument science and technology, the message that can come and go between analyzing and diagnosing test device and DC charging equipment, by analyzing and diagnosing message can quick Wrong localization message, be conducive to quickly obtaining and caused, by communication, the concrete reason that can not charge.CAN2.0B communication protocol is used to communicate between this test device and DC charging equipment;Then BMS message diagnostic system 30 includes that CAN message monitors interface 31, CAN message relative analysis module 32 and CAN message differential disply interface 33 accordingly;Wherein, CAN message monitors the data output interface that interface 31 is BMS message diagnostic system, can realize bidirectional monitoring;CAN message relative analysis module 32 is the decision-making module of BMS message diagnostic system;CAN message differential disply interface 33 is for showing the message of DC charging device Errors response.BMS message diagnostic system structural representation is as shown in Figure 3.
Electric property is measured system 60 and is selected existing Chroma8000-ATS system, can detect the electric energy of DC charging equipment output and performance, export measurement result, and measurement result is sent to charger fault diagnosis system 40 compares;
Charger fault diagnosis system 40 uses the software of Chroma power inverter automatic checkout system, for detecting the current/voltage value of DC charging equipment output, and compare according to the measurement result of electric property measurement system transmission, promptly and accurately to find fault or mistake, DC charging equipment is overhauled;This system provides the fault location function of charger, can automatic marked erroneous signal in real time, production report file and automatically saving, substantially increase the overhaul efficiency of charging pile.
Its input of electric energy feedback system 50 is connected with BMS control system 20, its outfan is connected with electrical network by cable, inverter can be regulated and controled according to BMS control system 20, serve as the fictitious load of charging pile, the electric energy that direct-current charging post exports is fed back to electrical network or other power utilization network by inverter, it is to avoid energy waste.The operation principle of test device electric energy feedback is as shown in Figure 2.
On the basis of existing technology, multiple programs function is effectively combined, it is integrated in this test device, define the DC charging equipment testing device of integrated height, perfect in shape and function, this test device carries out detection check and correction according to the electric energy that charging pile is exported by concerned countries standard, to interactive communication message, output voltage current value etc. by comparison interface, intuitively shows, improve the exfactory inspection efficiency of direct-current charging post, fast automatic generation examining report.To be used for the electric energy feedback of detection to electrical network above all through inverter, it is to avoid waste of energy, it then follows the development aim of energy-saving and emission-reduction, the most perfect charger detects the performance of device.
Above example is only exemplary; this utility model can't be limited to, it should be pointed out that for a person skilled in the art, under technology provided by the utility model is enlightened; other equivalent modifications made and improvement, be regarded as protection domain of the present utility model.

Claims (3)

1. the test device of an electric energy feedback type electric automobile DC charging equipment, it is characterized in that: include BMS control system, and the BMS message diagnostic system, the electric property that are connected with BMS control system respectively measure system, charger fault diagnosis system and electric energy feedback system;It is mutual that this test device carries out information by standard interface and DC charging equipment, and is connected with electrical network by cable;
Described BMS control system, makes DC charging equipment export electric energy for simulating the BMS system of electric automobile, exports performance and the quality condition of electric energy during in order to detect the work of charger bringing onto load;
BMS message diagnostic system, for the message of contact between analyzing and diagnosing test device and DC charging equipment;
Electric property measures system, and electric energy and performance to the output of DC charging equipment detect, and export measurement result, and measurement result is sent to BMS control system, indirectly provide analysis foundation data for charger fault diagnosis system;
Charger fault diagnosis system, for detecting the current/voltage value of DC charging equipment output, and the measurement result sent according to electric property measurement system is compared, in order to finds fault or mistake, overhauls DC charging equipment;
Electric energy feedback system, its input is connected with BMS control system, and its outfan is connected with electrical network by cable, by inverter, the electric energy that charger exports can be fed back to electrical network.
The test device of electric energy feedback type electric automobile DC charging equipment the most according to claim 1, it is characterised in that: use CAN2.0B communication protocol to communicate between described test device and DC charging equipment.
The test device of electric energy feedback type electric automobile DC charging equipment the most according to claim 2, it is characterised in that: described message diagnostic system includes that CAN message monitors interface, CAN message relative analysis module and CAN message differential disply interface;Wherein, CAN message monitors the data output interface that interface is BMS message diagnostic system, can realize bidirectional monitoring;CAN message relative analysis module is the decision-making module of BMS message diagnostic system;CAN message differential disply interface is for showing the message of DC charging device Errors response.
CN201520936717.7U 2015-11-23 2015-11-23 Testing arrangement of electric energy repayment type electric automobile direct current battery charging outfit Active CN205427060U (en)

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Application Number Priority Date Filing Date Title
CN201520936717.7U CN205427060U (en) 2015-11-23 2015-11-23 Testing arrangement of electric energy repayment type electric automobile direct current battery charging outfit

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109849721A (en) * 2019-01-10 2019-06-07 上海钛昕电气科技有限公司 Charging monitoring device and system for fault diagnosis

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109849721A (en) * 2019-01-10 2019-06-07 上海钛昕电气科技有限公司 Charging monitoring device and system for fault diagnosis

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