CN105911479A - High-voltage high-power power battery test equipment - Google Patents
High-voltage high-power power battery test equipment Download PDFInfo
- Publication number
- CN105911479A CN105911479A CN201610249749.9A CN201610249749A CN105911479A CN 105911479 A CN105911479 A CN 105911479A CN 201610249749 A CN201610249749 A CN 201610249749A CN 105911479 A CN105911479 A CN 105911479A
- Authority
- CN
- China
- Prior art keywords
- full
- controlled device
- parallel
- inductance
- power
- 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
- 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
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/385—Arrangements for measuring battery or accumulator variables
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses high-voltage high-power power battery test equipment comprising a remote monitoring computer which is used as an upper computer and eight main cabinets which are connected with the remote monitoring computer through an ethernet. Each main cabinet is internally provided with two paths of channels which are connected in parallel with each other. Each path of channel is composed of a process controller and a charge and discharge component which is connected with the process controller through a CAN bus network. The output ends of the charge and discharge components are connected in parallel through power cables. Each path of channel outputs 1000V/125A/125KW. The eight main cabinets are connected in parallel so that the sixteen channels are connected in parallel and output 1000V/2000A/2MW. The compact and modular setting in which all the modules are arbitrarily connected in parallel and the mode of parallel connection multiple branches are adopted so that high-current output of the equipment is realized, the capacity of the single module is not lower than 125KW and the total capacity of the equipment is not lower than 2MW.
Description
Technical field
The invention belongs to new forms of energy equipment technical field, be specifically related to a kind of high-power high-performance power battery test equipment.
Background technology
Along with country's support energetically to environmental protection, various accumulator are as dependable performance, the chemical energy source that can recycle, and in power system, transportation, the industrial circle such as portable type electronic product is with a wide range of applications, just in explosive growth.Battery capacity improves day by day, and the tester capacity of needs is the most increasing.High-performance charge-discharge test instrument needs to carry out Large Copacity design, including output voltage and the output current capacity of lifting means.
Current battery produces and uses unit to be required for some power electronic equipments and battery behavior does accurately test, and energy simulated battery characteristic, replaces actual battery to carry out the initial research of various application to improve Efficiency and to reduce research cost.The most domestic cell tester, due to the deficiency in dynamic response capability and battery data writing speed, and the design defect on large capacity equipment, typically can only meet the demand of the simple exfactory inspection work of battery production enterprise.
And in cell production companies process modification research, the battery system level performance evaluation research of electric automobile factory, battery detecting mechanism to applications such as battery testing certifications, owing to homemade goods does not reaches the actual requirement of user, market is substantially by foreign brand name (U.S. must survey, AV etc.) monopolization.The monopolization in this field of the external producer, have impact on internal tester producer of state and the development of relevant supporting enterprise, the new-energy automobile industry relevant party such as domestic storage battery production enterprise, electric automobile manufacturing enterprise, testing agency is brought heavy financial burden simultaneously.
Therefore, China, in the urgent need to developing the heavy-duty battery tester reached the international leading level in technical specification, breaks the monopolization of foreign brand name, eliminates the dependence to import equipment of the new-energy automobile industry, promotes the development of new-energy automobile industry.
Summary of the invention
The present invention is in order to overcome the shortcoming and defect of prior art, it is provided that a kind of high-power high-performance power battery tester equipment.
The technical solution adopted for the present invention to solve the technical problems is: a kind of high-power electrokinetic cell equipment, including a remotely monitoring computer used as host computer with by Ethernet and eight main cabinets that remotely monitoring computer is connected, it is equipped with two paths parallel with one another in every main cabinet, every paths is constituted by process controller and by the discharge and recharge assembly of CAN network Joining Technology controller, the outfan of discharge and recharge assembly is connected in parallel by power cable, every paths output 1000V/125A/125KW, eight main cabinets are in parallel to realize ten clematis stem road Parallel opertation 1000V/2000A/2MW.
Described a kind of high-power electrokinetic cell equipment, every paths is formed by connecting by rectifying part and chop section, described rectifying part includes a three-phase bridge rectifier circuit being made up of full-controlled device IGBT1, full-controlled device IGBT2 and full-controlled device IGBT3, and described chop section is made up of full-controlled device IGBT4, full-controlled device IGBT5, inductance L21, inductance L22, filter capacitor C41, filter capacitor C42 and common mode inductance L3.
Described a kind of high-power electrokinetic cell equipment, its rectifying part is after transformator T1, inductance L1, electric capacity C1, electric capacity C2, electric capacity C3 filtering, again through full-controlled device IGBT1, full-controlled device IGBT 2 and full-controlled device IGBT 3 rectification, described chop section passes through full-controlled device IGBT 4 and full-controlled device IGBT5, its branch current flows separately through inductance L1 and inductance L2, finally by common mode inductance L3 phase shift T/2.
Described a kind of high-power electrokinetic cell equipment, its process controller connects dsp controller by dual port RAM.
The invention has the beneficial effects as follows: by optimizing major loop and structure design and the method improving control strategy, eliminate the high voltage potential hazard to device element, reduce the probability of various in particular cases damage equipment, it is achieved stablize output HIGH voltage；Use setting the most in parallel between compact modularity and each module, the mode that multiple branch circuit is in parallel, it is achieved equipment High-current output, single module capacity is not less than 125KW, and equipment total capacity is not less than 2MW.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the (PCC) power schematic diagram of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawings the present invention is described in further detail.
nullWith reference to shown in Fig. 1，The invention discloses a kind of high-power electrokinetic cell equipment，Use as host computer including one、For central controlled long-range monitoring computer with by Ethernet and eight main cabinets that remotely monitoring computer is connected，It is equipped with two paths parallel with one another in every main cabinet，Every paths is constituted by process controller and by the discharge and recharge assembly of CAN network Joining Technology controller，The outfan of discharge and recharge assembly is connected in parallel by power cable，Every paths can work alone，Can also be arbitrarily in parallel，Coordinate host node by internal CAN network signal and each operation between node exports，Every paths output 1000V/125A/125KW，Eight main cabinets are in parallel to realize ten clematis stem road Parallel opertation 1000V/2000A/2MW，The main interface of the present invention is by ipc monitor，Upper computer software design data memory buffer mechanism，Realize the function of mass data storage under 10ms record condition，Each process controller passes through Ethernet and upper machine communication，This equipment voltage can regulate at 20V to 1000V，Current single channel-125A～125A，Maximum 2000A，Power can reach 2MW level，Ceiling voltage 1000V,Maximum current 2000A，Peak power 2MW.
When the present invention is on high-power high-performance power battery tester equipment, can be using the first via as host node, configuration 15 from node, technique arranges the charging of 2000A electric current, each node mean allocation 125A.
nullWith reference to shown in Fig. 2，The (PCC) power of the every paths of the present invention is formed by connecting by rectifying part and chop section，Described rectifying part includes one by full-controlled device IGBT1、Full-controlled device IGBT2 and the three-phase bridge rectifier circuit of full-controlled device IGBT3 composition，Described chop section is by full-controlled device IGBT4、Full-controlled device IGBT5、Inductance L21、Inductance L22、Filter capacitor C41、Filter capacitor C42 and common mode inductance L3 composition，Described rectifying part is through transformator T1、Inductance L1、Electric capacity C1、Electric capacity C2、After electric capacity C3 filtering，Again through full-controlled device IGBT1、Full-controlled device IGBT 2 and full-controlled device IGBT 3 rectification，Described chop section passes through full-controlled device IGBT 4 and full-controlled device IGBT5，Its branch current flows separately through inductance L1 and inductance L2，Finally by common mode inductance L3 phase shift T/2，Two IGBT are controlled by common mode inductance phase shift multiplex，Its current ripples reduces half，Equivalent frequency doubles、Noise is greatly reduced.
The present invention uses power feedforward control, voltage feedforward control, intelligent PI control, controls to possess high dynamic response capability, and 0-100% full scale sets :≤20ms, responds non-overshoot, discharge and recharge conversion time :≤30ms；The present invention changes the technical scheme that the control of original major part home products employing separates with record system, use Embedded real-time control system μ cos-‖, improve the arithmetic speed of control core, make it can carry out the High-speed Control of equipment, also can carry out the high-speed record of parameter, decrease the communication link rate loss that piece-rate system is brought, it is achieved the ability that the big data high-speed of product gathers, design multi-buffer mechanism, can realize big data and store real-time and read.
The present invention has all kinds of parameters of the running parameter to equipment and test object and carries out the ability of high-speed record (10ms level), in addition have meet general international standard carry out data interaction with each producer's battery total management system (BMS), the function of communication docking, use advanced high-frequency rectification SVPWM scheme, realize net and survey High Power Factor (>=0.99) and low harmonic content (THD≤3%), green non-pollution.
The present invention is by improving the collection operation frequency of control core, promote the arithmetic speed of control algolithm, process controller is directly sent instructions under bottom dsp controller by dual port RAM, the control cycle is reduced to 125us, within finally realizing 20ms, full electric current exports, and charge and discharge Denso changes in time 30ms.
Equipment uses current state-of-the-art Vector opening CAN protocol, application with existing automobile, industrial automation carries out internationalization and integrates with, make user import national standard DBC file and can be carried out BMS docking, it is achieved that prominent reliability, real-time and motility.
The principle of above-described embodiment only illustrative present invention and effect thereof; and the embodiment that part is used, for the person of ordinary skill of the art, without departing from the concept of the premise of the invention; can also make some deformation and improvement, these broadly fall into protection scope of the present invention.
Claims (4)
1. a high-power electrokinetic cell equipment, it is characterized in that: include a remotely monitoring computer used as host computer and by Ethernet and eight main cabinets that remotely monitoring computer is connected, it is equipped with two paths parallel with one another in every main cabinet, every paths is constituted by process controller and by the discharge and recharge assembly of CAN network Joining Technology controller, the outfan of discharge and recharge assembly is connected in parallel by power cable, every paths output 1000V/125A/125KW, eight main cabinets are in parallel to realize ten clematis stem road Parallel opertation 1000V/2000A/2MW.
A kind of high-power electrokinetic cell equipment the most according to claim 1, it is characterized in that, described every paths is formed by connecting by rectifying part and chop section, described rectifying part includes a three-phase bridge rectifier circuit being made up of full-controlled device IGBT1, full-controlled device IGBT2 and full-controlled device IGBT3, and described chop section is made up of full-controlled device IGBT4, full-controlled device IGBT5, inductance L21, inductance L22, filter capacitor C41, filter capacitor C42 and common mode inductance L3.
A kind of high-power electrokinetic cell equipment the most according to claim 2, it is characterized in that, described rectifying part is after transformator T1, inductance L1, electric capacity C1, electric capacity C2, electric capacity C3 filtering, again through full-controlled device IGBT1, full-controlled device IGBT 2 and full-controlled device IGBT 3 rectification, described chop section passes through full-controlled device IGBT 4 and full-controlled device IGBT5, its branch current flows separately through inductance L1 and inductance L2, finally by common mode inductance L3 phase shift T/2.
A kind of high-power electrokinetic cell equipment the most according to claim 1, it is characterised in that described process controller connects dsp controller by dual port RAM.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610249749.9A CN105911479A (en) | 2016-04-21 | 2016-04-21 | High-voltage high-power power battery test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610249749.9A CN105911479A (en) | 2016-04-21 | 2016-04-21 | High-voltage high-power power battery test equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105911479A true CN105911479A (en) | 2016-08-31 |
Family
ID=56746547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610249749.9A Pending CN105911479A (en) | 2016-04-21 | 2016-04-21 | High-voltage high-power power battery test equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105911479A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2724013Y (en) * | 2004-08-03 | 2005-09-07 | 国家电动汽车试验示范区管理中心 | Electric automobile battery test device |
| CN101593992A (en) * | 2009-04-01 | 2009-12-02 | 贵州省机电研究设计院 | Multi-unit parallel heavy-current storage battery charge-discharge control system |
| CN202330667U (en) * | 2011-11-16 | 2012-07-11 | 哈尔滨智木科技有限公司 | Energy-saving performance testing device for high-power power battery |
| CN203572940U (en) * | 2013-11-28 | 2014-04-30 | 中国船舶重工集团公司第七一二研究所 | High-precision charging and discharging test instrument capable of supporting arbitrary multi-channel parallel connection |
| US20150102669A1 (en) * | 2013-10-11 | 2015-04-16 | Power Quality Engineering Limited | Electrical power distribution system for enabling distributed energy generation |
-
2016
- 2016-04-21 CN CN201610249749.9A patent/CN105911479A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2724013Y (en) * | 2004-08-03 | 2005-09-07 | 国家电动汽车试验示范区管理中心 | Electric automobile battery test device |
| CN101593992A (en) * | 2009-04-01 | 2009-12-02 | 贵州省机电研究设计院 | Multi-unit parallel heavy-current storage battery charge-discharge control system |
| CN202330667U (en) * | 2011-11-16 | 2012-07-11 | 哈尔滨智木科技有限公司 | Energy-saving performance testing device for high-power power battery |
| US20150102669A1 (en) * | 2013-10-11 | 2015-04-16 | Power Quality Engineering Limited | Electrical power distribution system for enabling distributed energy generation |
| CN203572940U (en) * | 2013-11-28 | 2014-04-30 | 中国船舶重工集团公司第七一二研究所 | High-precision charging and discharging test instrument capable of supporting arbitrary multi-channel parallel connection |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101806865B (en) | Detection device of internal resistance of cell | |
| CN101403780B (en) | Laboratory test device and method for dynamic electric voltage recovery device | |
| CN201765311U (en) | Battery monitoring device | |
| CN106787055A (en) | A kind of charging circuit, system, method and terminal | |
| CN201466775U (en) | Storage battery charging and discharging device | |
| CN203232115U (en) | FTU on-site tester using storage battery for power supply | |
| CN105762895A (en) | Battery management system and battery management method | |
| CN104253436B (en) | A kind of multiple module paralleling formula Large Copacity active filter control system and its implementation | |
| CN205301536U (en) | Battery partial volume formation equipment | |
| CN105911479A (en) | High-voltage high-power power battery test equipment | |
| CN207008345U (en) | A kind of Demand-side energy information harvester of distributed photovoltaic access | |
| CN206712471U (en) | Mixed compensation device | |
| CN206775133U (en) | A kind of New DSP utility power quality control and on-Line Monitor Device | |
| CN104616475A (en) | Wireless storage battery management system based on inductive power pickup and supply | |
| CN104467011A (en) | Schedulable dual-mode inverter and control method of schedulable dual-mode inverter | |
| CN208337215U (en) | Active equalization circuit and energy management system | |
| CN1738147A (en) | Charge-discharge system and charge-discharge method | |
| CN107221938A (en) | Mixed compensation method and mixed compensation device | |
| CN106849128A (en) | The power compensating system of diesel generating set | |
| CN208433915U (en) | A kind of high-voltage variable frequency power source | |
| CN207675902U (en) | A kind of high-tension battery packet state monitoring device | |
| CN206432785U (en) | A kind of Intelligent power distribution terminal of charging pile electricity consumption behavioural analysis | |
| CN201331556Y (en) | Laboratory test device for dynamic voltage restorer | |
| CN203241481U (en) | Middle-high voltage open-phase detecting alarm | |
| CN205427079U (en) | Multinode high voltage electricity condenser on -line monitoring system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160831 |