CN103187777A - 一种充电机及检测方法 - Google Patents

一种充电机及检测方法 Download PDF

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CN103187777A
CN103187777A CN201110445376XA CN201110445376A CN103187777A CN 103187777 A CN103187777 A CN 103187777A CN 201110445376X A CN201110445376X A CN 201110445376XA CN 201110445376 A CN201110445376 A CN 201110445376A CN 103187777 A CN103187777 A CN 103187777A
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control module
charger
message
receiving element
power supply
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CN103187777B (zh
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王兴辉
张建华
沈晓峰
牛凯华
陈霄
黄剑为
宗朝洁
刘林
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BYD Co Ltd
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BYD Co Ltd
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Priority to CN201110445376.XA priority Critical patent/CN103187777B/zh
Priority to PCT/CN2012/085875 priority patent/WO2013097583A1/en
Priority to EP12861647.1A priority patent/EP2798720B1/en
Priority to JP2014547690A priority patent/JP6041892B2/ja
Priority to KR1020147015938A priority patent/KR101591216B1/ko
Publication of CN103187777A publication Critical patent/CN103187777A/zh
Priority to US14/308,677 priority patent/US9583956B2/en
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    • B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
    • B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
    • B60L3/0046—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to electric energy storage systems, e.g. batteries or capacitors
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    • B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
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    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
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    • B60L2240/00—Control parameters of input or output; Target parameters
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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J2310/00—The network for supplying or distributing electric power characterised by its spatial reach or by the load
    • H02J2310/40—The network being an on-board power network, i.e. within a vehicle
    • H02J2310/48—The network being an on-board power network, i.e. within a vehicle for electric vehicles [EV] or hybrid vehicles [HEV]
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    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
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    • H02J3/32—Arrangements for balancing of the load in a network by storage of energy using batteries with converting means
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    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
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    • H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/0036—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using connection detecting circuits
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Abstract

本发明提供了一种充电机，包括充电枪、控制模块、用于给控制模块回路供电的低压辅助电源及将交流电转换为直流电的功率模块，所述充电枪、低压辅助电源及功率模块并联连接到所述控制模块上，控制模块还包括用于发送检测充电机故障报文的发送单元，充电枪上用于确定与***充电设备连接的连接确认单元及用于接收控制模块发出报文的接收单元，发送单元与接收单元电连接，控制模块控制所述低压辅助电源启动给控制模块回路供电，充电枪与***充电设备连接无误之后，发送单元向接收单元发送故障检测报文，在规定时间内，接收单元向发送单元反馈故障检测报文，检测通过，充电机通过采用这种结构和方法，不需要专业人员进行异常问题排查，效率明显提高。

Description

一种充电机及检测方法
技术领域
本发明涉及一种充电机及检测方法。
背景技术
在技术日新月异的今天，汽车已如手机一样普及，成为人们日常出行中必不可少的代步工具。汽车行业的发展更是以指数形式在一路攀升。在全球愈演愈烈的能源危机促动下，电动汽车成为一种新兴能源交通工具，正在蓬勃发展，电动汽车充电机也成为一种新能源设备问世，传统的充电机设备其规格较大不方便移动，其功率大需要专业的配电设施,而电动汽车生产需要进行高压调试，高压调试可能会导致电池包馈电车辆无法行驶。
既然是电动汽车生产，那么必须对整车进行检验，充电口便成为整车检验必不可少的部分，传统充电口检验需要车辆移动至充电柜充电才能进行检验，带来多方面不便。
充电站充电机需要满足不同电动车充电需求，因此故障事件频发，电动汽车出厂或维修后其充电口正极和负极反接、电动汽车充电口存在异常现象导致不能充电，出现上述充电异常问题只能由专业人员进行排查后才能确认其故障具体原因。
发明内容
本发明的一个目的在于克服现有技术中充电机出现异常问题需要专业人员排查的不足，提供了一种无需专业人员排查异常问题的充电机，本发明的另一个目的是提供一种充电机检测方法。
一种充电机，包括充电枪、控制模块、用于给控制模块回路供电的低压辅助电源及将交流电转换为直流电的功率模块，所述充电枪、低压辅助电源及功率模块均与控制模块连接，控制模块通过控制功率模块将交流电转换成直流电为***充电设备充电，所述控制模块包括用于发送检测充电机故障的报文的发送单元，所述充电枪包括用于确定与***充电设备连接的连接确认单元及用于接收控制模块发出的报文的接收单元，所述发送单元与接收单元电连接，所述控制模块控制所述低压辅助电源启动给控制模块回路供电，连接确认单元判断充电枪与***充电设备是否连接，若连接无误，则发送已确认连接信号到控制模块，控制模块接收到连接确认单元的已确认连接信号后，发送单元向接收单元发送故障检测报文，在规定时间内，若接收单元将报文反馈至发送单元，则故障检测通过；接收单元超时未发送报文，故障检测不通过。
进一步地，所述充电机还包括交互式控制的显示模块，可通过所述显示模块控制模块控制功率模块给控制模块回路供电。
进一步地，所述充电机还包括用于检测充电机是否漏电的漏电检测模块，所述漏电检测模块与控制模块电连接。
进一步地，所述发送单元与接收单元采用CAN通讯。
进一步地，所述显示模块与控制模块之间采用RS485通讯。
一种充电机检测方法，所述充电机包括充电枪、功率模块、低压辅助电源及控制模块，所述控制模块包括用于发送检测充电机故障的报文的发送单元，所述充电枪包括用于确定与***充电设备连接的连接确认单元及用于接收控制模块发出的报文的接收单元，所述控制模块控制所述低压辅助电源启动给控制模块回路供电，充电机检测方法包括：
步骤一，控制模块启动，低压辅助电源启动，控制模块回路上电，连接确认单元断充电枪与***充电设备是否连接，若连接无误，则发送已确认连接信号到控制模块；
步骤二，控制模块接收到连接确认单元的已确认连接信号后，发送单元向接收单元发送故障检测报文；
步骤三，在规定的时间内，接收单元反馈报文至发送单元，控制模块判断反馈是否超时，接收单元反馈未超时，该项检测通过。
进一步地，在步骤三中，若接收单元未向发送单元反馈报文，发送单元重新向接收单元发送故障检测报文。
进一步地，在步骤三中，若控制模块判断报文反馈超时，则该项检测不通过。
进一步地，控制模块判断此项检测是否为最后一项，若结果为否，进行下一项检测， 重新启动低压辅助电源，控制模块发送错误报文。
本发明提供了一种充电机及其检测方法，包括充电枪、控制模块、用于给控制模块回路供电的低压辅助电源及将交流电转换为直流电的功率模块，所述充电枪、低压辅助电源及功率模块并联连接到所述控制模块上，所述控制模块还包括用于发送检测充电机故障报文的发送单元，所述充电枪上用于确定与***充电设备连接的连接确认单元及用于接收控制模块发出报文的接收单元，所述发送单元与接收单元电连接，所述控制模块控制所述低压辅助电源启动给控制模块回路供电，充电枪与***充电设备连接无误之后，发送单元向接收单元发送错误检测报文，在规定时间内，接收单元向发送单元反馈错误检测报文，检测通过，充电机通过采用这种结构和方法， 不需要专业人员进行异常问题排查，效率明显提高。
附图说明
图1是本发明充电机的一种实施例的结构示意图。
图2是本发明充电机检测方法的一种实施例的控制流程图。
具体实施方式
为了使本发明所解决的技术问题、技术方案及有益效果更加清楚明白，以下结合附图及实施例，对本发明进行进一步详细说明。应当理解，此处所描述的具体实施例仅仅用以解释本发明，并不用于限定本发明。
结合图1所示，一种充电机，包括充电枪、控制模块、用于给控制模块回路供电的低压辅助电源及将交流电转换为直流电的功率模块，所述充电枪、低压辅助电源及功率模块连接到所述控制模块上，控制模块检测通过控制功率模块将交流电转换成直流电为***充电设备充电，所述控制模块还包括用于发送检测充电机故障报文的发送单元，所述充电枪上包括用于确定与***充电设备连接的连接确认单元及用于接收控制模块发出报文的接收单元，所述发送单元与接收单元电连接，所述控制模块控制所述低压辅助电源启动给控制模块回路供电，连接确认单元判断充电枪与***充电设备是否连接，若连接无误，则发送已确认连接信号到控制模块，控制模块接收到连接确认单元的已确认连接信号，发送单元向接收单元发送故障检测报文，在规定时间内，接收单元将报文反馈至发送单元，检测通过；超时未发送报文，检测不通过。
为了便于直观的控制检测流程和显示结果，所述充电机还包括交互式控制的显示模块，所述显示模块可通过控制模块控制给控制回路供电，接收到用户触摸指令后将指令以RS232或RS485的通讯发送至控制模块，在本实施例中，所述显示模块为MT8070iH 2WV通用触摸屏。
所述充电机还包括用于检测充电机是否漏电的漏电检测模块，所述漏电检测模块与控制模块电连接。
所述发送单元与接收单元采用CAN通讯。
所述显示模块与控制模块之间采用RS485通讯。
所述***充电设备包括BMS***，所述BMS***与控制模块进行CAN通讯交互。
结合图2所示，一种充电机检测方法，所述充电机包括充电枪、功率模块、低压辅助电源及控制模块，所述控制模块包括用于发送检测充电机故障的报文的发送单元，所述充电枪包括用于确定与***充电设备连接的连接确认单元及用于接收控制模块发出的报文的接收单元，所述控制模块控制所述低压辅助电源启动给控制模块回路供电，充电机检测方法包括：
步骤一，控制模块启动，低压辅助电源启动，控制模块回路上电，连接确认单元断充电枪与***充电设备是否连接，若连接无误，则发送已确认连接信号到控制模块；
步骤二，控制模块接收到连接确认单元的已确认连接信号后，发送单元向接收单元发送故障检测报文；
步骤三，在规定的时间内，接收单元反馈报文至发送单元，控制模块判断反馈是否超时，接收单元反馈未超时，该项检测通过。
在步骤三中，若接收单元未向发送单元反馈报文，发送单元重新向接收单元发送故障检测报文。
在步骤三中，若控制模块判断报文反馈超时，则该项检测不通过。
控制模块判断此项检测是否为最后一项，若结果为否，进行下一项检测， 重新启动低压辅助电源，控制模块发送错误报文。 
本发明提供了一种充电机及其检测方法，包括充电枪、控制模块、用于给控制模块回路供电的低压辅助电源及将交流电转换为直流电的功率模块，所述充电枪、低压辅助电源及功率模块并联连接到所述控制模块上，所述控制模块还包括用于发送检测充电机故障报文的发送单元，所述充电枪上用于确定与***充电设备连接的连接确认单元及用于接收控制模块发出报文的接收单元，所述发送单元与接收单元电连接，所述控制模块控制所述低压辅助电源启动给控制模块回路供电，充电枪与***充电设备连接无误之后，发送单元向接收单元发送错误检测报文，在规定时间内，接收单元向发送单元反馈错误检测报文，检测通过，充电机通过采用这种结构和方法， 不需要专业人员进行异常问题排查，效率明显提高。
   以上所述仅为本发明的较佳实施例而已，并不用以限制本发明，凡在本发明的精神和原则之内所作的任何修改、等同替换和改进等，均应包含在本发明的保护范围之内。

Claims (9)

1.一种充电机，其特征在于，包括充电枪、控制模块、用于给控制模块回路供电的低压辅助电源及将交流电转换为直流电的功率模块，所述充电枪、低压辅助电源及功率模块均与控制模块连接，控制模块通过控制功率模块将交流电转换成直流电为***充电设备充电，所述控制模块包括用于发送检测充电机故障的报文的发送单元，所述充电枪包括用于确定与***充电设备连接的连接确认单元及用于接收控制模块发出的报文的接收单元，所述发送单元与接收单元电连接，所述控制模块控制所述低压辅助电源启动给控制模块回路供电，连接确认单元判断充电枪与***充电设备是否连接，若连接无误，则发送已确认连接信号到控制模块，控制模块接收到连接确认单元的已确认连接信号后，发送单元向接收单元发送故障检测报文，在规定时间内，若接收单元将报文反馈至发送单元，则故障检测通过；接收单元超时未发送报文，故障检测不通过。
2.根据权利要求1所述的充电机，其特征在于，所述充电机还包括交互式控制的显示模块，可通过所述显示模块控制模块控制功率模块给控制模块回路供电。
3.根据权利要求1所述的充电机，其特征在于，所述充电机还包括用于检测充电机是否漏电的漏电检测模块，所述漏电检测模块与控制模块电连接。
4.根据权利要求1所述的充电机，其特征在于，所述发送单元与接收单元采用CAN通讯。
5.根据权利要求2所述的充电机，其特征在于，所述显示模块与控制模块之间采用RS485通讯。
6.一种充电机检测方法，其特征在于，所述充电机包括充电枪、功率模块、低压辅助电源及控制模块，所述控制模块包括用于发送检测充电机故障的报文的发送单元，所述充电枪包括用于确定与***充电设备连接的连接确认单元及用于接收控制模块发出的报文的接收单元，所述控制模块控制所述低压辅助电源启动给控制模块回路供电，充电机检测方法包括：
步骤一，控制模块启动，低压辅助电源启动，控制模块回路上电，连接确认单元断充电枪与***充电设备是否连接，若连接无误，则发送已确认连接信号到控制模块；
步骤二，控制模块接收到连接确认单元的已确认连接信号后，发送单元向接收单元发送故障检测报文；
步骤三，在规定的时间内，接收单元反馈报文至发送单元，控制模块判断反馈是否超时，接收单元反馈未超时，该项检测通过。
7.根据权利要求6所述的充电机检测方法，其特征在于，在步骤三中，若接收单元未向发送单元反馈报文，发送单元重新向接收单元发送故障检测报文。
8.根据权利要求6所述的充电机检测方法，其特征在于，在步骤三中，若控制模块判断报文反馈超时，则该项检测不通过。
9.根据权利要求6所述的充电机检测方法，其特征在于，控制模块判断此项检测是否为最后一项，若结果为否，进行下一项检测， 重新启动低压辅助电源，控制模块发送错误报文。
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