CN211764953U - 一种双向智能充放电系统 - Google Patents

一种双向智能充放电系统 Download PDF

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CN211764953U
CN211764953U CN202020206591.9U CN202020206591U CN211764953U CN 211764953 U CN211764953 U CN 211764953U CN 202020206591 U CN202020206591 U CN 202020206591U CN 211764953 U CN211764953 U CN 211764953U
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control unit
power grid
electric
charging
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张涛
秦宇辉
鲁昱闻
周杨
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Beijing Dianmanman Technology Co ltd
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    • 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
    • Y02T90/16Information or communication technologies improving the operation of 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
    • Y02T90/167Systems integrating technologies related to power network operation and communication or information technologies for supporting the interoperability of electric or hybrid vehicles, i.e. smartgrids as interface for battery charging of electric vehicles [EV] or hybrid vehicles [HEV]
    • 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
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S30/00Systems supporting specific end-user applications in the sector of transportation
    • Y04S30/10Systems supporting the interoperability of electric or hybrid vehicles
    • Y04S30/12Remote or cooperative charging

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Abstract

本实用新型涉及充电技术领域,公开了一种双向智能充放电系统,包括云端服务器、与所述云端服务器通过无线网连接的充放电通信单元、与所述充放电通信单元双向连接的控制单元,与所述控制单元双向连接有DC‑DC单元和AC/DC单元,所述AC/DC单元双向连接电网,与所述DC‑DC单元还双向连接有电动汽车,所述电动汽车通过CAN总线与所述控制单元的输入端连接。AC/DC单元、DC/DC单元,以及充放电单元和控制单元集成在充电器或者充电桩中,控制单元根据电网的负载情况控制电能的流向。在电网负载加剧时,将电动汽车的电池中的电量释放到家庭电路或者社会公共电网中提供电能;反之,在电网负载较小时,保持电动汽车的电池充电状态,存储电能,增强电网的能效,达到谷电峰用的效果。

Description

一种双向智能充放电系统
技术领域
本实用新型涉及充电技术领域,尤其涉及一种双向智能充放电系统。
背景技术
新能源汽车行业发展迅速,插电式混合动力汽车(PHEV)和纯电动汽车(EV)目前占有巨大的市场,这些汽车上通常装有容量大价值大的电池,而大多数汽车每天大约有20-22小时是处于停止状态的,在这段时间内电池都处于闲置的状态,通过V2G技术能够设计一种能让汽车在停车时电池为电网提供能量,缓解电网的压力的系统。
实用新型内容
有鉴于此,本实用新型的目的是提供一种双向智能充放电系统,本实用新型的电动车通过 DC-DC单元与AC/DC单元连接电网后,充放电通信单元与云端服务器实现通讯,充放电通信单元将云端服务器发出的指令传输给控制单元,控制单元控制DC-DC单元和AC/DC单元,电池充电时电量流向为从AC/DC单元到DC-DC单元再到电动汽车,电池放电时,即通过电池缓解电网压力时,电量流向为从DC-DC单元至AC/DC单元再到电网。充放电过程中的信息可以上传至云端服务器,云端的监控充电过程,以及下发指令进而确定电流的流向。通过充电桩连接汽车和电网,实现电能在电网和汽车间的灵活流动,增强电网的能效,还可以达到谷电峰用的效果。
本实用新型通过以下技术手段解决上述技术问题:
本实用新型的一种双向智能充放电系统包括云端服务器、与所述云端服务器通过无线网连接的充放电通信单元、与所述充放电单元双向连接的控制单元,与所述控制单元双向连接有DC-DC单元和AC/DC单元,所述AC/DC单元双向连接电网,与所述DC-DC单元还双向连接有电动汽车,所述电动汽车通过CAN总线与所述控制单元的输入端连接。AC/DC单元、DC/DC 单元,以及充放电单元和控制单元集成在充电器或者充电桩中,控制单元根据电网的负载情况控制电能的流向。在电网负载加剧时,将电动汽车的电池中的电量释放到家庭电路或者社会公共电网中提供电能;反之,在电网负载较小时,保持电动汽车的电池充电状态,存储电能。
进一步,所述控制单元采用DTU通信单元。
进一步,所述控制单元采用STC89C52系列处理器。
进一步,所述电动汽车的数量可为多台。
本实用新型使用原理:通过DC-DC单元与AC/DC单元连接电网后,充放电通信单元与云端服务器实现通讯,充放电通信单元将云端服务器发出的指令传输给控制单元,控制单元控制 DC-DC单元和AC/DC单元,电池充电时电量流向为从AC/DC单元到DC-DC单元再到电动汽车,电池放电时,即通过电池缓解电网压力时,电量流向为从DC-DC单元至AC/DC单元再到电网。
本实用新型的有益效果:本系统能平衡电力资源,缓解用电压力,可以让电动车上的电能更好整合到电网,并增加电网的稳定性;还可实现车与车之间的电量传输,可以达到快速补电的目的,且馈网稳定性高;波谷时段充电,波峰时段售电,采用的充放电策略,不仅为电网提供辅助服务,增强电网的能效,还可以达到谷电峰用的效果。
附图说明
图1是本实用新型的一种双向智能充放电系统的整体结构示意图;
图2是本实用新型系统的从电网连接电动汽车的电路图;
图3是本实用新型连接两台电动车G1、G2之间充电的连接电路图。
具体实施方式
以下将结合附图和具体实施例对本实用新型进行详细说明:
如图1所示,本实用新型的一种双向智能充放电系统包括云端服务器、与所述云端服务器通过无线网连接的充放电通信单元、与所述充放电单元双向连接的控制单元,与所述控制单元双向连接有DC-DC单元和AC/DC单元,所述AC/DC单元双向连接电网,与所述DC-DC 单元还双向连接有电动汽车,所述电动汽车通过CAN总线与所述控制单元的输入端连接。 AC/DC单元、DC/DC单元,以及充放电单元和控制单元集成在充电器或者充电桩中,控制单元根据电网的负载情况控制电能的流向。在电网负载加剧时,将电动汽车的电池中的电量释放到家庭电路或者社会公共电网中提供电能;反之,在电网负载较小时,保持电动汽车的电池充电状态,存储电能。
本实施例中,所述控制单元采用DTU通信单元。
本实施例中,所述控制单元采用STC89C52系列处理器。
本实施例中,所述电动汽车的数量可为多台。
以上实施例仅用以说明本实用新型的技术方案而非限制,尽管参照较佳实施例对本实用新型进行了详细说明,本领域的普通技术人员应当理解,可以对本实用新型的技术方案进行修改或者等同替换,而不脱离本实用新型技术方案的宗旨和范围,其均应涵盖在本实用新型的权利要求范围当中。本实用新型未详细描述的技术、形状、构造部分均为公知技术。

Claims (4)

1.一种双向智能充放电系统,其特征在于:包括云端服务器、与所述云端服务器通过无线网连接的充放电通信单元、与所述充放电通信单元双向连接的控制单元,与所述控制单元双向连接有DC-DC单元和AC/DC单元,所述AC/DC单元双向连接电网,与所述DC-DC单元还双向连接有电动汽车,所述电动汽车通过CAN总线与所述控制单元的输入端连接。
2.根据权利要求1所述的一种双向智能充放电系统,其特征在于:所述控制单元采用DTU通信单元。
3.根据权利要求1所述的一种双向智能充放电系统,其特征在于:所述控制单元采用STC89C52系列处理器。
4.根据权利要求1所述的一种双向智能充放电系统,其特征在于:所述电动汽车的数量可为多台。
CN202020206591.9U 2020-02-25 2020-02-25 一种双向智能充放电系统 Active CN211764953U (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112678090A (zh) * 2020-12-28 2021-04-20 北京电满满商信充科技有限公司 一种自动运送电池的无人换电车及运送系统

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112678090A (zh) * 2020-12-28 2021-04-20 北京电满满商信充科技有限公司 一种自动运送电池的无人换电车及运送系统

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