WO2018103336A1 - Système de test de batterie - Google Patents

Système de test de batterie Download PDF

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Publication number
WO2018103336A1
WO2018103336A1 PCT/CN2017/093062 CN2017093062W WO2018103336A1 WO 2018103336 A1 WO2018103336 A1 WO 2018103336A1 CN 2017093062 W CN2017093062 W CN 2017093062W WO 2018103336 A1 WO2018103336 A1 WO 2018103336A1
Authority
WO
WIPO (PCT)
Prior art keywords
connection relationship
relationship adjustment
adjustment interface
interface
power supply
Prior art date
Application number
PCT/CN2017/093062
Other languages
English (en)
Chinese (zh)
Inventor
黄胜国
毛雄凯
Original Assignee
宁德时代新能源科技股份有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 宁德时代新能源科技股份有限公司 filed Critical 宁德时代新能源科技股份有限公司
Publication of WO2018103336A1 publication Critical patent/WO2018103336A1/fr

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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
    • G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]

Definitions

  • the utility model relates to the technical field of batteries, in particular to a battery testing system.
  • Secondary batteries rechargeable batteries, have received extensive attention and attention as power sources and energy storage devices for new energy vehicles. Since secondary batteries involve high voltages, system withstand voltage performance is a top priority in personnel's electric shock protection requirements. When the withstand voltage test is switched to the test mode, the high-voltage output component is repeatedly touched, posing a risk of electric shock.
  • the embodiment of the present invention provides a battery testing system capable of providing safety to a certain extent during the withstand voltage test.
  • the embodiment of the present invention provides a battery testing system, including: an electrical safety analyzer, a relay board, a DC power supply, and a control unit;
  • the relay board is disposed between the electrical safety analyzer and the battery system to be tested;
  • the DC power source is connected to the relay board and the battery system to be tested;
  • the control unit is connected to the relay board and the electrical safety analyzer
  • the electrical safety analyzer is further connected to the first external power supply device
  • the DC power source is also connected to the second external power supply device.
  • the relay board includes a control signal interface, first to fifth connection relationship adjustment interfaces, first to sixth relays, and a power supply interface;
  • the control signal interface is connected to the control unit
  • the power supply interface is connected to the DC power source
  • the first connection relationship adjustment interface is connected to the housing of the battery system to be tested
  • the second connection relationship adjustment interface is connected to a positive output end of the battery system to be tested
  • the third connection relationship adjustment interface is connected to the negative output end of the battery system to be tested
  • connection relationship adjustment interface is connected to a positive output end of the electrical safety analyzer
  • connection relationship adjustment interface is connected to a negative output end of the electrical safety analyzer
  • the first connection relationship adjustment interface is further connected to the fifth connection relationship adjustment interface by using a first relay;
  • the first connection relationship adjustment interface is further connected to the second connection relationship adjustment interface by using first and fourth relays;
  • the first connection relationship adjustment interface is further connected to the third connection relationship adjustment interface by using first and sixth relays;
  • the first connection relationship adjustment interface is further connected to the second connection relationship adjustment interface by using second and third relays;
  • the first connection relationship adjustment interface is further connected to the fourth connection relationship adjustment interface by using a second relay;
  • the first connection relationship adjustment interface is further connected to the third connection relationship adjustment interface by using second and fifth relays;
  • the second connection relationship adjustment interface is further connected to the fourth connection relationship adjustment interface by using a third relay;
  • the second connection relationship adjustment interface is further connected to the third connection relationship adjustment interface by using third and fifth relays;
  • the second connection relationship adjustment interface is further connected to the fifth connection relationship adjustment interface by using a fourth relay;
  • the second connection relationship adjustment interface is further connected to the third connection relationship adjustment interface by using fourth and sixth relays;
  • connection relationship adjustment interface is further connected to the fourth by a fifth relay Connection relationship adjustment interface
  • the third connection relationship adjustment interface is further connected to the fifth connection relationship adjustment interface by a sixth relay.
  • system further comprising a first isolation transformer
  • the first isolation transformer is disposed between the electrical safety analyzer and the first external power supply device.
  • system further comprising a second isolation transformer
  • the second isolation transformer is disposed between the DC power source and the second external power supply device.
  • the battery testing system provided by the embodiment of the present invention realizes the automatic control of the withstand voltage test of the battery system by setting the control unit, the relay board and the like, and reduces the occurrence of repeated contact with the high-voltage output component by the personnel in the withstand voltage test.
  • the risk of electric shock to personnel has also greatly improved the efficiency of the withstand voltage test.
  • FIG. 1 is a block diagram of a battery test system provided by an embodiment of the present invention.
  • FIG. 2 is a block diagram of a composition of a relay board according to an embodiment of the present invention.
  • FIG. 3 is a block diagram showing the composition of another battery testing system according to an embodiment of the present invention.
  • FIG. 4 is a block diagram showing the composition of another battery testing system provided by an embodiment of the present invention.
  • the embodiment of the present invention provides a battery testing system, which is suitable for the withstand voltage testing process of the battery system 15 to be tested.
  • the system is provided with an electrical safety analyzer 11 , a relay board 12 , a DC power source 13 , and a control unit 14 .
  • an electrical safety analyzer 11 Externally connected to the battery system 15 to be tested, the first external power supply device 16, and the second external power supply device 17.
  • the relay board 12 is disposed between the electrical safety analyzer 11 and the battery system 15 to be tested.
  • the DC power source 13 is connected to the relay board 12 and the battery system 15 to be tested.
  • the control unit 14 is connected to the relay board 12 and the electrical safety analyzer 11 .
  • the electrical safety analyzer 11 is also connected to the first external power supply device 16.
  • the DC power source 13 is also connected to the second external power supply device 17.
  • the operator can use the test software on the control unit 14 to test the method (such as the test step, the electrical safety tester and the battery system 15 to be tested, etc.), test conditions (such as the applied voltage, Voltage duration, etc.), accept specifications (such as leakage current or insulation resistance) for editing.
  • the relay switching in the relay board 12 can be controlled by the control unit 14 to realize the connection between the positive and negative output ends of the electrical safety analyzer 11 and the positive and negative outputs of the battery system 15 to be tested and the housing. .
  • the positive output end of the electrical safety analyzer 11 is connected to the positive output end of the battery system 15 to be tested, the negative output end of the electrical safety analyzer 11 is connected to the housing of the battery system 15 to be tested, or the electrical safety analyzer
  • the negative output end of the battery is connected to the positive output end of the battery system 15 to be tested, the positive output end of the electrical safety analyzer 11 is connected to the housing of the battery system 15 to be tested, and the like to realize automatic switching of different test test modes.
  • the withstand voltage test of the battery system 15 to be tested can be realized by powering the system by the first external power supply device 16 and the second external power supply device 17.
  • the battery testing system provided by the embodiment of the present invention realizes the automatic control of the withstand voltage test of the battery system by setting the control unit, the relay board and the like, and reduces the occurrence of repeated contact with the high-voltage output component by the personnel in the withstand voltage test. Personnel electric shock The risk has also greatly improved the efficiency of the withstand voltage test.
  • the relay board 12 includes a control signal interface C, first to fifth connection relationship adjustment interfaces S1 to S5, first to sixth relays R1 to R6, and a power supply interface P. ;
  • the control signal interface C is connected to the control unit 14;
  • the power supply interface P is connected to the DC power source 13;
  • the first connection relationship adjustment interface S1 is connected to the housing of the battery system 15 to be tested;
  • the second connection relationship adjustment interface S2 is connected to the positive output end of the battery system 15 to be tested;
  • the third connection relationship adjustment interface S3 is connected to the negative output end of the battery system 15 to be tested;
  • connection relationship adjustment interface S4 is connected to the positive output end of the electrical safety analyzer 11;
  • the fifth connection relationship adjustment interface S5 is connected to the negative output end of the electrical safety analyzer 11;
  • the first connection relationship adjustment interface S1 is also connected to the fifth connection relationship adjustment interface S5 through the first relay R1;
  • the first connection relationship adjustment interface S1 is also connected to the second connection relationship adjustment interface S2 through the first and fourth relays R1, 4;
  • the first connection relationship adjustment interface S1 is also connected to the third connection relationship adjustment interface S3 through the first and sixth relays R1, 6;
  • the first connection relationship adjustment interface S1 is also connected to the second connection relationship adjustment interface S2 through the second and third relays R2, 3;
  • the first connection relationship adjustment interface S1 is also connected to the fourth connection relationship adjustment interface S4 through the second relay R2;
  • the first connection relationship adjustment interface S1 also passes through the second and fifth relays R2, 5 Connected to the third connection relationship adjustment interface S3;
  • connection relationship adjustment interface S2 is also connected to the fourth connection relationship adjustment interface S4 through the third relay R3;
  • the second connection relationship adjustment interface S2 is also connected to the third connection relationship adjustment interface S3 through the third and fifth relays R3, 5;
  • the second connection relationship adjustment interface S2 is also connected to the fifth connection relationship adjustment interface S5 through the fourth relay R4;
  • connection relationship adjustment interface S2 is also connected to the third connection relationship adjustment interface S3 through the fourth and sixth relays R4, 6;
  • the third connection relationship adjustment interface S3 is also connected to the fourth connection relationship adjustment interface S4 through the fifth relay R5;
  • the third connection relationship adjustment interface S3 is also connected to the fifth connection relationship adjustment interface S5 through the sixth relay R6.
  • the utility model interlocks and protects the relay, that is, after a certain relay is closed, the relay that may cause the short circuit of the battery system to be tested cannot be simultaneously closed.
  • the system is further provided with a first isolation transformer 18; as shown in FIG. 3, the first isolation transformer 18 is disposed on the electrical safety device. Between the analyzer 11 and the first external power supply device 16.
  • a second isolation transformer 19 is further disposed in the system; the second isolation transformer 19 is disposed on the DC power supply 13 and the Between the second external power supply devices 17.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)

Abstract

L'invention concerne un système de test de batterie, se rapportant au domaine technique des batteries et permettant de fournir un certain niveau de sécurité pendant un test de résistance à la tension. Le système comprend : un analyseur de spécification de sécurité de dispositif électrique (11), une carte relais (12), une alimentation électrique CC (13) et une unité de commande (14) ; ladite carte relais (12) est agencée entre l'analyseur de spécification de sécurité de dispositif électrique (11) et un système de batterie à tester ; ladite alimentation électrique CC (13) est connectée à la carte relais (12) et le système de batterie à tester (15) ; l'unité de commande (14) est connectée à la carte relais (12) et à l'analyseur de spécification de sécurité de dispositif électrique (11) ; l'analyseur de spécification de sécurité de dispositif électrique (11) est également connecté à un premier dispositif d'alimentation électrique externe (16) ; l'alimentation électrique CC (13) est également connectée à un second dispositif d'alimentation électrique externe (17). Le système est utilisé pendant le processus de test des performances d'une batterie.
PCT/CN2017/093062 2016-12-06 2017-07-15 Système de test de batterie WO2018103336A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201621327784.X 2016-12-06
CN201621327784.XU CN206248799U (zh) 2016-12-06 2016-12-06 一种电池测试系统

Publications (1)

Publication Number Publication Date
WO2018103336A1 true WO2018103336A1 (fr) 2018-06-14

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PCT/CN2017/093062 WO2018103336A1 (fr) 2016-12-06 2017-07-15 Système de test de batterie

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CN (1) CN206248799U (fr)
WO (1) WO2018103336A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113490355A (zh) * 2021-07-13 2021-10-08 上海电气集团电池科技有限公司 一种电池包下线综合测试的电气控制盒

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN206248799U (zh) * 2016-12-06 2017-06-13 宁德时代新能源科技股份有限公司 一种电池测试系统

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080122477A1 (en) * 2006-11-27 2008-05-29 Hong Fu Jin Precision Industry (Shenzhen) Co., Ltd Voltage test circuit for computer power supply
CN203063859U (zh) * 2012-11-27 2013-07-17 深圳市德塔电动汽车科技有限公司 矿用隔爆兼本安型电源控制器
CN103913678A (zh) * 2013-01-08 2014-07-09 固纬电子实业股份有限公司 具图形化显示测量数据功能的安规测试仪
CN205263218U (zh) * 2015-12-31 2016-05-25 珠海市芬诺科技有限公司 一种具有开短路测试功能的安规测试仪
CN206248799U (zh) * 2016-12-06 2017-06-13 宁德时代新能源科技股份有限公司 一种电池测试系统

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080122477A1 (en) * 2006-11-27 2008-05-29 Hong Fu Jin Precision Industry (Shenzhen) Co., Ltd Voltage test circuit for computer power supply
CN203063859U (zh) * 2012-11-27 2013-07-17 深圳市德塔电动汽车科技有限公司 矿用隔爆兼本安型电源控制器
CN103913678A (zh) * 2013-01-08 2014-07-09 固纬电子实业股份有限公司 具图形化显示测量数据功能的安规测试仪
CN205263218U (zh) * 2015-12-31 2016-05-25 珠海市芬诺科技有限公司 一种具有开短路测试功能的安规测试仪
CN206248799U (zh) * 2016-12-06 2017-06-13 宁德时代新能源科技股份有限公司 一种电池测试系统

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113490355A (zh) * 2021-07-13 2021-10-08 上海电气集团电池科技有限公司 一种电池包下线综合测试的电气控制盒

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