CN112757930A - 一种车载充电机的控制***和方法 - Google Patents

一种车载充电机的控制***和方法 Download PDF

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CN112757930A
CN112757930A CN202110141512.XA CN202110141512A CN112757930A CN 112757930 A CN112757930 A CN 112757930A CN 202110141512 A CN202110141512 A CN 202110141512A CN 112757930 A CN112757930 A CN 112757930A
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高亚力
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Anhui Tuogao Electronic Technology Co ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION 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
    • B60L53/00Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/20Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by converters located in the vehicle
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION 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
    • B60L53/00Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/60Monitoring or controlling charging stations
    • B60L53/62Monitoring or controlling charging stations in response to charging parameters, e.g. current, voltage or electrical charge
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION 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
    • B60L58/00Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/70Energy storage systems for electromobility, e.g. batteries
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/7072Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10Technologies relating to charging of electric vehicles
    • Y02T90/12Electric charging stations
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10Technologies relating to charging of electric vehicles
    • Y02T90/14Plug-in electric vehicles
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10Technologies relating to charging of electric vehicles
    • Y02T90/16Information or communication technologies improving the operation of electric vehicles

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Abstract

本发明公开了一种车载充电机的控制***和方法,包括充电机控制***,所述充电机控制***还包括BMS通信***、慢充***、快充***和温度检测***和断电保护***,所述BMS通信***主要对车载电池进行检测,然后根据检测得到的数据自动适配相应的慢充***或快充***,所述温度检测***主要进行车载电池的温度动态监测,在电池充电的过程中,实时采集车载电池中每块电池的端电压和温度,所述断电保护***根据动态监测数据判断是否需要进行断电保护,本发明的有益效果是:可以根据不同的车载电池型号选用不同的充电方式和充电器,同时能够实时监测车载电池在充电过程中的实时状态,确保充电的安全。

Description

一种车载充电机的控制***和方法
技术领域
本发明涉及车载充电机技术领域,具体为一种车载充电机的控制***和方法。
背景技术
车载充电机是指固定安装在电动汽车上的充电机,具有为电动汽车动力电池,安全、自动充满电的能力,充电机依据电池管理***(BMS)提供的数据,能动态调节充电电流或电压参数,执行相应的动作,完成充电过程,充电控制器是一类为了保护蓄电池、防止过充电而充电***中安装的自动充放电控制器件,用于控制车载充电机的充电过程,其最基本功能为当蓄电池饱满时切断充电电流,由于各种蓄电池的充电特性不同,所以,应根据电池类型来选择所使用的充电控制器。
发明内容
本发明的目的在于提供一种车载充电机的控制***和方法,以解决上述背景技术中提出的问题。
为实现上述目的,本发明提供如下技术方案:
一种车载充电机的控制***,包括充电机控制***,所述充电机控制***还包括BMS通信***、慢充***、快充***和温度检测***和断电保护***,所述BMS通信***主要对车载电池进行检测,然后根据检测得到的数据自动适配相应的慢充***或快充***,所述温度检测***主要进行车载电池的温度动态监测,在电池充电的过程中,实时采集车载电池中每块电池的端电压和温度,所述断电保护***根据动态监测数据判断是否需要进行断电保护,所述慢充***和快充***分别对应交流供电和直流供电两种充电模式。
一种车载充电机的控制方法,主要包括以下步骤:
步骤一:车载电池通过充电桩与充电机控制***连接后,BMS通信***首先对车载电池进行型号、参数、荷电状态进行数据监测和采集,由车载电池的型号和参数来判断启动快充***还是慢充***,当快充***或慢充***确定后,由荷电状态来对充电时长进行预估,当达到预估的时长后充电机控制***自动断电;
步骤二:在充电过程中由BMS通信***通过CAN网络与车载充电机之间进行通信交互,保证充电过程的安全;
步骤三:充电过程中BMS通信***通过CAN网络交互来实时采集车载电池中每块电池的端电压和温度,根据车载电池的实时端电压和温度对充电电流进行限制,使得电池保持在一个可接受的电流范围内充电;
步骤四:在步骤二和步骤三当中,所述温度检测***实时对车载电池进行动态监测,并且通过动态监测数据预估出来的预估时长同样进行实时的变动,当步骤二和步骤三中出现充电时,车载电池的温度和端电压出现不稳定时,所述断电保护***及时启动切断电源。
与现有技术相比,本发明的有益效果是:可以根据不同的车载电池型号选用不同的充电方式和充电器,同时能够实时监测车载电池在充电过程中的实时状态,确保充电的安全。
附图说明
为了更清楚地说明本发明实施例的技术方案,下面将对实施例描述所需要使用的附图作简单地介绍,显而易见地,下面描述中的附图仅仅是本发明的一些实施例,对于本领域普通技术人员来讲,在不付出创造性劳动的前提下,还可以根据这些附图获得其他的附图。
图1为本发明流程步骤图。
具体实施方式
下面将结合本发明实施例中的附图,对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明一部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。
请参阅图1,本发明提供一种技术方案:
一种车载充电机的控制***,包括充电机控制***,所述充电机控制***还包括BMS通信***、慢充***、快充***和温度检测***和断电保护***,所述BMS通信***主要对车载电池进行检测,然后根据检测得到的数据自动适配相应的慢充***或快充***,所述温度检测***主要进行车载电池的温度动态监测,在电池充电的过程中,实时采集车载电池中每块电池的端电压和温度,所述断电保护***根据动态监测数据判断是否需要进行断电保护,所述慢充***和快充***分别对应交流供电和直流供电两种充电模式。
一种车载充电机的控制方法,主要包括以下步骤:
步骤一:车载电池通过充电桩与充电机控制***连接后,BMS通信***首先对车载电池进行型号、参数、荷电状态进行数据监测和采集,由车载电池的型号和参数来判断启动快充***还是慢充***,当快充***或慢充***确定后,由荷电状态来对充电时长进行预估,当达到预估的时长后充电机控制***自动断电;
步骤二:在充电过程中由BMS通信***通过CAN网络与车载充电机之间进行通信交互,保证充电过程的安全;
步骤三:充电过程中BMS通信***通过CAN网络交互来实时采集车载电池中每块电池的端电压和温度,根据车载电池的实时端电压和温度对充电电流进行限制,使得电池保持在一个可接受的电流范围内充电;
步骤四:在步骤二和步骤三当中,所述温度检测***实时对车载电池进行动态监测,并且通过动态监测数据预估出来的预估时长同样进行实时的变动,当步骤二和步骤三中出现充电时,车载电池的温度和端电压出现不稳定时,所述断电保护***及时启动切断电源。
本说明书的描述中,参考术语“一个实施例”、“示例”、“具体示例”等的描述意指结合该实施例或示例描述的具体特征、结构、材料或者特点包含于本发明的至少一个实施例或示例中。在本说明书中,对上述术语的示意性表述不一定指的是相同的实施例或示例。而且,描述的具体特征、结构、材料或者特点可以在任何的一个或多个实施例或示例中以合适的方式结合。
以上公开的本发明优选实施例只是用于帮助阐述本发明。优选实施例并没有详尽叙述所有的细节,也不限制该发明仅为所述的具体实施方式。显然,根据本说明书的内容,可作很多的修改和变化。本说明书选取并具体描述这些实施例,是为了更好地解释本发明的原理和实际应用,从而使所属技术领域技术人员能很好地理解和利用本发明。本发明仅受权利要求书及其全部范围和等效物的限制。

Claims (2)

1.一种车载充电机的控制***,包括充电机控制***,其特征在于:所述充电机控制***还包括BMS通信***、慢充***、快充***和温度检测***和断电保护***,所述BMS通信***主要对车载电池进行检测,然后根据检测得到的数据自动适配相应的慢充***或快充***,所述温度检测***主要进行车载电池的温度动态监测,在电池充电的过程中,实时采集车载电池中每块电池的端电压和温度,所述断电保护***根据动态监测数据判断是否需要进行断电保护,所述慢充***和快充***分别对应交流供电和直流供电两种充电模式。
2.一种车载充电机的控制方法,其特征在于,主要包括以下步骤:
步骤一:车载电池通过充电桩与充电机控制***连接后,BMS通信***首先对车载电池进行型号、参数、荷电状态进行数据监测和采集,由车载电池的型号和参数来判断启动快充***还是慢充***,当快充***或慢充***确定后,由荷电状态来对充电时长进行预估,当达到预估的时长后充电机控制***自动断电;
步骤二:在充电过程中由BMS通信***通过CAN网络与车载充电机之间进行通信交互,保证充电过程的安全;
步骤三:充电过程中BMS通信***通过CAN网络交互来实时采集车载电池中每块电池的端电压和温度,根据车载电池的实时端电压和温度对充电电流进行限制,使得电池保持在一个可接受的电流范围内充电;
步骤四:在步骤二和步骤三当中,所述温度检测***实时对车载电池进行动态监测,并且通过动态监测数据预估出来的预估时长同样进行实时的变动,当步骤二和步骤三中出现充电时,车载电池的温度和端电压出现不稳定时,所述断电保护***及时启动切断电源。
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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20130120227A (ko) * 2012-04-25 2013-11-04 엘에스산전 주식회사 전기 자동차, 전기 자동차의 충전 시스템 및 충전 방법
CN203504265U (zh) * 2013-09-30 2014-03-26 张贵平 一种电动汽车充电***
CN205326829U (zh) * 2016-01-27 2016-06-22 深圳海斯迪能源科技股份有限公司 一种智能充电桩设备
CN107599857A (zh) * 2017-08-24 2018-01-19 华南理工大学 一种基于锂电池的纯电动汽车充电***和充电方法
CN110303944A (zh) * 2019-06-21 2019-10-08 北京航空航天大学 一种电动汽车快速充电***及方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20130120227A (ko) * 2012-04-25 2013-11-04 엘에스산전 주식회사 전기 자동차, 전기 자동차의 충전 시스템 및 충전 방법
CN203504265U (zh) * 2013-09-30 2014-03-26 张贵平 一种电动汽车充电***
CN205326829U (zh) * 2016-01-27 2016-06-22 深圳海斯迪能源科技股份有限公司 一种智能充电桩设备
CN107599857A (zh) * 2017-08-24 2018-01-19 华南理工大学 一种基于锂电池的纯电动汽车充电***和充电方法
CN110303944A (zh) * 2019-06-21 2019-10-08 北京航空航天大学 一种电动汽车快速充电***及方法

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