CN112810463A - 一种电动汽车的充电***及方法 - Google Patents
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- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
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- Y02T10/00—Road transport of goods or passengers
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- Y02T10/72—Electric energy management in electromobility
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- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/92—Energy efficient charging or discharging systems for batteries, ultracapacitors, supercapacitors or double-layer capacitors specially adapted for vehicles
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
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- Y02T90/12—Electric charging stations
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- Y—GENERAL 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
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- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
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- Y02T90/14—Plug-in electric vehicles
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Abstract
本发明公开了一种电动汽车的充电***,包括BMS***、DCDC转换器、功率转换器和断电保护***,所述BMS***用于检测电动汽车蓄电池的参数,所述DCDC转换器用于调整充电***的电压,所述功率转换器用于直流和交流电之间的转换,所述断电保护***由温度检测***和断电开关构成,本发明的有益效果是:控制用户停止电动汽车充电的时间,避免了充电过程中造成的电池过度充电问题,增加充电电池的使用寿命,避免资源浪费,有利于提高充电桩的充电效率;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
技术领域
本发明涉及电动汽车充电技术领域,具体为一种电动汽车的充电***及方法。
背景技术
随着电动汽车行业的不断发展,电动汽车的充电设备建设不断增加,而电动汽车充电环节提供一种便捷可靠的充电方法却已成为车主用户的迫切需求。现有技术中的充电桩通常是根据固定时间对用户的电动汽车进行充电,采用这种固定时间充电方式的缺点是只能大约估计用户所需电量,如果在用户电动汽车剩余一定电池电量的情况下,采用固定时间方式进行充电,会导致在电池电量已经充满时继续对电池充电,造成电池过度充电,这对电动汽车的充电电池的寿命是不利的,而且也不利于充电桩的高效利用。
发明内容
本发明的目的在于提供一种电动汽车的充电***及方法,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:一种电动汽车的充电***,包括BMS***、DCDC转换器、功率转换器和断电保护***,所述BMS***用于检测电动汽车蓄电池的参数,所述DCDC转换器用于调整充电***的电压,所述功率转换器用于直流和交流电之间的转换,所述断电保护***由温度检测***和断电开关构成,所述温度检测***检测电动汽车蓄电池的实时温度并将检测到的温度发送给断电开关,由断电开关控制整个充电电路的开断,所述BMS***通过信号传输的方式与DCDC转换器和功率转换器进行连接。
一种电动汽车的充电方法,主要包括以下步骤:
步骤一:用户通过充电枪实现电动汽车与充电桩的连接;
步骤二:充电桩通过内置的BMS***检测该用户的电动汽车蓄电池的参数;
步骤三:所述BMS***将检测到的蓄电池参数发送给DCDC转换器和功率转换器,所述DCDC转换器根据检测到的参数自动调整对应的参数的电压,所述功率转换器根据检测到的参数自动调整直流电或交流电;
步骤四:温度检测***实时监测蓄电池的动态温度,当监测到的动态温度超过断电开关所设定的阈值时,断电开关启动断电保护措施,切断整个充电桩与蓄电池之间的连接;
步骤五:当BMS***监测到电动汽车蓄电池的电量达到最大额度时,BMS将充电完成的信号发送给断电开关,由断电开关切断电源连接。
优选的,所述BMS***所监测的蓄电池参数具体为蓄电池的型号、最大容量、额定功率和荷电状态。
优选的,所述断电开关所设定的阈值范围为50摄氏度,当BMS***监测到电动汽车的蓄电池实时温度超过50摄氏度时,断电开关启动。
与现有技术相比,本发明的有益效果是:
1、控制用户停止电动汽车充电的时间,避免了充电过程中造成的电池过度充电问题,增加充电电池的使用寿命,避免资源浪费,有利于提高充电 桩的充电效率;
2、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为本发明充电流程示意图。
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:一种电动汽车的充电***,包括BMS***、DCDC转换器、功率转换器和断电保护***,所述BMS***用于检测电动汽车蓄电池的参数,所述DCDC转换器用于调整充电***的电压,所述功率转换器用于直流和交流电之间的转换,所述断电保护***由温度检测***和断电开关构成,所述温度检测***检测电动汽车蓄电池的实时温度并将检测到的温度发送给断电开关,由断电开关控制整个充电电路的开断,所述BMS***通过信号传输的方式与DCDC转换器和功率转换器进行连接。
一种电动汽车的充电方法,主要包括以下步骤:
步骤一:用户通过充电枪实现电动汽车与充电桩的连接;
步骤二:充电桩通过内置的BMS***检测该用户的电动汽车蓄电池的参数;
步骤三:所述BMS***将检测到的蓄电池参数发送给DCDC转换器和功率转换器,所述DCDC转换器根据检测到的参数自动调整对应的参数的电压,所述功率转换器根据检测到的参数自动调整直流电或交流电;
步骤四:温度检测***实时监测蓄电池的动态温度,当监测到的动态温度超过断电开关所设定的阈值时,断电开关启动断电保护措施,切断整个充电桩与蓄电池之间的连接;
步骤五:当BMS***监测到电动汽车蓄电池的电量达到最大额度时,BMS将充电完成的信号发送给断电开关,由断电开关切断电源连接。
值得注意的是,一种电动汽车的充电方法,主要包括以下步骤:
步骤一:用户通过充电枪实现电动汽车与充电桩的连接;
步骤二:充电桩通过内置的BMS***检测该用户的电动汽车蓄电池的参数;
步骤三:所述BMS***将检测到的蓄电池参数发送给DCDC转换器和功率转换器,所述DCDC转换器根据检测到的参数自动调整对应的参数的电压,所述功率转换器根据检测到的参数自动调整直流电或交流电;
步骤四:温度检测***实时监测蓄电池的动态温度,当监测到的动态温度超过断电开关所设定的阈值时,断电开关启动断电保护措施,切断整个充电桩与蓄电池之间的连接;
步骤五:当BMS***监测到电动汽车蓄电池的电量达到最大额度时,BMS将充电完成的信号发送给断电开关,由断电开关切断电源连接。
实施例:
所述断电开关所设定的阈值范围为50摄氏度,当BMS***监测到电动汽车的蓄电池实时温度超过50摄氏度时,断电开关启动。
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 (4)
1.一种电动汽车的充电***,包括BMS***、DCDC转换器、功率转换器和断电保护***,其特征在于:所述BMS***用于检测电动汽车蓄电池的参数,所述DCDC转换器用于调整充电***的电压,所述功率转换器用于直流和交流电之间的转换,所述断电保护***由温度检测***和断电开关构成,所述温度检测***检测电动汽车蓄电池的实时温度并将检测到的温度发送给断电开关,由断电开关控制整个充电电路的开断,所述BMS***通过信号传输的方式与DCDC转换器和功率转换器进行连接。
2.一种电动汽车的充电方法,其特征在于,主要包括以下步骤:
步骤一:用户通过充电枪实现电动汽车与充电桩的连接;
步骤二:充电桩通过内置的BMS***检测该用户的电动汽车蓄电池的参数;
步骤三:所述BMS***将检测到的蓄电池参数发送给DCDC转换器和功率转换器,所述DCDC转换器根据检测到的参数自动调整对应的参数的电压,所述功率转换器根据检测到的参数自动调整直流电或交流电;
步骤四:温度检测***实时监测蓄电池的动态温度,当监测到的动态温度超过断电开关所设定的阈值时,断电开关启动断电保护措施,切断整个充电桩与蓄电池之间的连接;
步骤五:当BMS***监测到电动汽车蓄电池的电量达到最大额度时,BMS将充电完成的信号发送给断电开关,由断电开关切断电源连接。
3.根据权利要求2所述的一种电动汽车的充电方法,其特征在于:所述BMS***所监测的蓄电池参数具体为蓄电池的型号、最大容量、额定功率和荷电状态。
4.根据权利要求2所述的一种电动汽车的充电方法,其特征在于:所述断电开关所设定的阈值范围为50摄氏度,当BMS***监测到电动汽车的蓄电池实时温度超过50摄氏度时,断电开关启动。
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CN115284922A (zh) * | 2022-08-22 | 2022-11-04 | 深圳同圆智联科技有限公司 | 一种车辆充电***及充电方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2011296468A1 (en) * | 2010-09-02 | 2013-03-21 | Proterra Inc. | System and methods for battery management |
CN205195358U (zh) * | 2015-12-08 | 2016-04-27 | 杭州超韵电子有限公司 | 电动汽车电池管理*** |
CN207535722U (zh) * | 2017-12-12 | 2018-06-26 | 米易家啦新能源电器制造有限公司 | 一种应用于纯电动汽车的无线快充电桩*** |
CN108995547A (zh) * | 2018-06-21 | 2018-12-14 | 郑州叮叮智能科技有限公司 | 一种防火智能充电桩及其控制方法 |
CN110843594A (zh) * | 2019-12-05 | 2020-02-28 | 广东奥美格传导科技股份有限公司 | 交直流一体充电桩的充电控制*** |
-
2021
- 2021-02-02 CN CN202110141442.8A patent/CN112810463A/zh active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2011296468A1 (en) * | 2010-09-02 | 2013-03-21 | Proterra Inc. | System and methods for battery management |
CN205195358U (zh) * | 2015-12-08 | 2016-04-27 | 杭州超韵电子有限公司 | 电动汽车电池管理*** |
CN207535722U (zh) * | 2017-12-12 | 2018-06-26 | 米易家啦新能源电器制造有限公司 | 一种应用于纯电动汽车的无线快充电桩*** |
CN108995547A (zh) * | 2018-06-21 | 2018-12-14 | 郑州叮叮智能科技有限公司 | 一种防火智能充电桩及其控制方法 |
CN110843594A (zh) * | 2019-12-05 | 2020-02-28 | 广东奥美格传导科技股份有限公司 | 交直流一体充电桩的充电控制*** |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115284922A (zh) * | 2022-08-22 | 2022-11-04 | 深圳同圆智联科技有限公司 | 一种车辆充电***及充电方法 |
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