CN115782677A - New energy electric vehicle battery replacement device and method based on wireless WIFI communication - Google Patents
New energy electric vehicle battery replacement device and method based on wireless WIFI communication Download PDFInfo
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Abstract
本发明涉及一种基于无线WIFI通讯的新能源电动汽车换电装置及方法装置，由车辆电池管理系统和换电系统组成；车辆电池管理系统包括电池管理系统一级控制单元、与其通信的整车控制单元及电箱电池管理系统；电箱电池管理系统包括与电池管理系统一级控制单元通信的电池管理系统二级控制单元；换电系统包括换电站管理系统控制单元和换电站管理系统；电池管理系统一级控制单元与换电站管理系统控制单元及电箱电池管理系统无线通信并监控每个电池包数据。本发明BMS采用无线WIFI通信技术，实现整车、动力电池、换电站三者之间相互通讯；可减少线束和插拔部件的设计分布；提升动力电池的密封性和可靠性；从而更方便实现实时监测电池健康状态。
The invention relates to a new energy electric vehicle power exchange device and method device based on wireless WIFI communication, which is composed of a vehicle battery management system and a power exchange system; the vehicle battery management system includes a battery management system primary control unit and a complete vehicle communicating with it Control unit and electric box battery management system; the electric box battery management system includes the secondary control unit of the battery management system that communicates with the primary control unit of the battery management system; the power exchange system includes the control unit of the exchange station management system and the exchange station management system; the battery The first-level control unit of the management system communicates wirelessly with the control unit of the management system of the swap station and the battery management system of the electric box and monitors the data of each battery pack. The BMS of the present invention adopts the wireless WIFI communication technology to realize the mutual communication between the vehicle, the power battery, and the power station; it can reduce the design distribution of wiring harnesses and plug-in components; improve the sealing and reliability of the power battery; thus, it is more convenient to realize Real-time monitoring of battery health status.
Description
技术领域technical field
本发明属于新能源电动汽车换电技术领域，具体涉及一种基于无线WIFI通讯的BMS电池管理系统的新能源电动汽车换电装置及换电方法。The invention belongs to the technical field of new energy electric vehicle battery replacement, and in particular relates to a new energy electric vehicle battery replacement device and a battery replacement method based on a wireless WIFI communication BMS battery management system.
背景技术Background technique
随着新能源电动汽车产业的快速发展，增加续航里程成为当前研究的热点。目前，电动汽车的能源供给模式主要以充电和换电为主。相比充电模式，换电模式具有集中充电、统一配送，减少用户充电等待时间，可延长电池循环寿命，提升电池安全性等优点。但是，换电同样有局限性，例如，受换电技术的成熟度、标准化和收益性限制。With the rapid development of the new energy electric vehicle industry, increasing the cruising range has become a current research hotspot. At present, the energy supply mode of electric vehicles is mainly based on charging and battery swapping. Compared with the charging mode, the battery exchange mode has the advantages of centralized charging, unified distribution, reducing the user's waiting time for charging, prolonging the battery cycle life, and improving battery safety. However, battery swapping also has limitations, for example, it is limited by the maturity, standardization and profitability of battery swapping technology.
基于此，急需研发一种新型新能源电动汽车换电装置及方法，以有效解决上述问题。Based on this, there is an urgent need to develop a new type of new energy electric vehicle battery replacement device and method to effectively solve the above problems.
发明内容Contents of the invention
本发明的目的就在于提供一种基于无线WIFI通讯的新能源电动汽车换电装置，还提供一种基于无线WIFI通讯的新能源电动汽车换电方法，以解决便捷地实时监测电池健康状态的问题。The purpose of the present invention is to provide a new energy electric vehicle battery replacement device based on wireless WIFI communication, and also provide a new energy electric vehicle battery replacement method based on wireless WIFI communication to solve the problem of convenient real-time monitoring of battery health status .
本发明的目的是通过以下技术方案实现的：The purpose of the present invention is achieved through the following technical solutions:
一种基于无线WIFI通讯的新能源电动汽车换电装置，由车辆电池管理系统和换电系统组成；所述车辆电池管理系统与换电系统通过WIFI进行数据交互；A new energy electric vehicle battery exchange device based on wireless WIFI communication, which is composed of a vehicle battery management system and a battery exchange system; the vehicle battery management system and the battery exchange system perform data interaction through WIFI;
其中，所述车辆电池管理系统包括电池管理系统一级控制单元、整车控制单元和电箱电池管理系统；所述电池管理系统一级控制单元通过CAN总线与整车控制单元进行通信；Wherein, the vehicle battery management system includes a battery management system primary control unit, a vehicle control unit, and an electric box battery management system; the battery management system primary control unit communicates with the vehicle control unit through a CAN bus;
所述电箱电池管理系统包括电池管理系统二级控制单元；所述电池管理系统一级控制单元与电池管理系统二级控制单元之间通过无线WIFI通信；The electric box battery management system includes a secondary control unit of the battery management system; the primary control unit of the battery management system communicates with the secondary control unit of the battery management system through wireless WIFI;
所述换电系统包括换电站管理系统控制单元和换电站管理系统；所述电池管理系统一级控制单元与换电站管理系统控制单元以及电箱电池管理系统进行无线WIFI通信并监控每个电池包数据。The power exchange system includes a power exchange station management system control unit and a power exchange station management system; the primary control unit of the battery management system performs wireless WIFI communication with the power exchange station management system control unit and the electric box battery management system and monitors each battery pack data.
进一步地，所述电箱电池管理系统还包括电池管理系统采集单元、高压集成模块和直流电源转换器。Further, the electric box battery management system also includes a battery management system acquisition unit, a high voltage integration module and a DC power converter.
更进一步地，所述电池管理系统采集单元用于对电芯电压，模组温度，电流等进行采样。Furthermore, the acquisition unit of the battery management system is used for sampling the cell voltage, module temperature, current, etc.
更进一步地，所述直流电源转换器用于将电压转换，给电池管理系统二级控制单元，高压集成模块低压供电。Furthermore, the DC power converter is used to convert the voltage to supply low-voltage power to the secondary control unit of the battery management system and the high-voltage integrated module.
进一步地，所述换电站管理系统与TBMU和CMBU进行CAN通信，通过以太网控制充电设备和RGV小车进行换电。Further, the management system of the battery swapping station performs CAN communication with the TBMU and CMBU, and controls the charging equipment and the RGV trolley to perform battery swapping through Ethernet.
进一步地，所述换电系统换电站管理系统控制单元在换电过程中与电池管理系统一级控制单元无线WIFI通信，与站内换电站管理系统有线通信。Further, the control unit of the power swapping station management system of the power swapping system communicates with the primary control unit of the battery management system through wireless WIFI during the power swapping process, and communicates with the in-station swapping station management system by wire.
进一步地，所述电池包之间不需要低压线束。Further, no low-voltage wiring harness is required between the battery packs.
进一步地，所述换电系统还包括多个充电柜，所述换电站管理系统在充电过程与充电柜有线通信。Further, the battery exchange system further includes a plurality of charging cabinets, and the management system of the battery exchange station communicates with the charging cabinets by wire during the charging process.
一种基于无线WIFI通讯的新能源电动汽车换电方法，包括以下步骤：A new energy electric vehicle battery replacement method based on wireless WIFI communication, comprising the following steps:
A、在车辆电池管理系统中，电箱电池管理系统中的电池管理系统采集单元对电芯电压、电流和模组温度采样，并通过直流电源转换器将电压转换，给电池管理系统二级控制单元和高压集成模块模块低压供电，电池管理系统二级控制单元再与电池管理系统一级控制单元之间进行无线WIFI通信；A. In the vehicle battery management system, the battery management system acquisition unit in the electric box battery management system samples the battery voltage, current and module temperature, and converts the voltage through a DC power converter to give the battery management system secondary control The unit and the high-voltage integrated module module are powered by low voltage, and the secondary control unit of the battery management system performs wireless WIFI communication with the primary control unit of the battery management system;
B、电池管理系统一级控制单元对总电流、Pack电压等采样，通过CAN总线将数据传输至整车控制单元，换电时再与换电站管理系统控制单元进行无线WIFI通信；B. The first-level control unit of the battery management system samples the total current, Pack voltage, etc., and transmits the data to the vehicle control unit through the CAN bus, and then performs wireless WIFI communication with the control unit of the power station management system during battery replacement;
C、换电站管理系统控制单元在接收到电池管理系统一级控制单元的交互内容后，通过CAN将信息转换成以太网，与换电站电池管理系统进行有线通信，通讯交互内容包括整车状态、电池包数据、状态、换电请求数据等；C. After receiving the interactive content of the first-level control unit of the battery management system, the control unit of the swap station management system converts the information into Ethernet through CAN, and performs wired communication with the battery management system of the swap station. The communication interaction content includes vehicle status, Battery pack data, status, battery replacement request data, etc.;
D、换电站管理系统控制进行换电，随后通过以太网转换成CAN，与充电柜的进行通信，通讯交互内容包括允许充电指令、仓位信息、电池包数据、充电模块状态等，随后充电柜中参考内部协议进行充电。D. The power exchange station management system controls the battery exchange, and then converts it into CAN through Ethernet, and communicates with the charging cabinet. The communication interaction content includes charging instructions, position information, battery pack data, charging module status, etc., and then in the charging cabinet Refer to the internal protocol for charging.
与现有技术相比，本发明的有益效果是：Compared with prior art, the beneficial effect of the present invention is:
本发明基于无线WIFI通讯的新能源电动汽车换电装置及方法，BMS采用无线WIFI通信技术，实现整车、动力电池、换电站三者之间相互通讯；可以减少线束和插拔部件的设计分布；提升动力电池的密封性和可靠性；从而更方便实现实时监测电池健康状态。The present invention is based on the wireless WIFI communication new energy electric vehicle battery replacement device and method. The BMS adopts the wireless WIFI communication technology to realize the mutual communication between the vehicle, the power battery and the battery replacement station; the design distribution of wiring harnesses and plug-in components can be reduced. ; Improving the sealing and reliability of the power battery; thus making it easier to monitor the health status of the battery in real time.
附图说明Description of drawings
为了更清楚地说明本发明实施例的技术方案，下面将对实施例中所需要使用的附图作简单地介绍，应当理解，以下附图仅示出了本发明的某些实施例，因此不应被看作是对范围的限定，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相关的附图。In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the accompanying drawings used in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of the present invention, and thus It should be regarded as a limitation on the scope, and those skilled in the art can also obtain other related drawings based on these drawings without creative work.
图1基于无线WIFI通讯的新能源电动汽车换电方法原理图。Figure 1 is a schematic diagram of a new energy electric vehicle battery replacement method based on wireless WIFI communication.
具体实施方式Detailed ways
下面结合实施例对本发明作进一步说明：The present invention will be further described below in conjunction with embodiment:
下面结合附图和实施例对本发明作进一步的详细说明。可以理解的是，此处所描述的具体实施例仅仅用于解释本发明，而非对本发明的限定。另外还需要说明的是，为了便于描述，附图中仅示出了与本发明相关的部分而非全部结构。The present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, but not to limit the present invention. In addition, it should be noted that, for the convenience of description, only some structures related to the present invention are shown in the drawings but not all structures.
应注意到：相似的标号和字母在下面的附图中表示类似项，因此，一旦某一项在一个附图中被定义，则在随后的附图中不需要对其进行进一步定义和解释。同时，在本发明的描述中，术语“第一”、“第二”等仅用于区分描述，而不能理解为指示或暗示相对重要性。It should be noted that like numerals and letters denote similar items in the following figures, therefore, once an item is defined in one figure, it does not require further definition and explanation in subsequent figures. Meanwhile, in the description of the present invention, the terms "first", "second", etc. are only used to distinguish descriptions, and cannot be understood as indicating or implying relative importance.
如图1所示，本发明基于无线WIFI通讯的新能源电动汽车换电装置，由车辆电池管理系统和换电系统组成。所述车辆电池管理系统与换电系统通过WIFI进行数据交互。As shown in Fig. 1, the new energy electric vehicle battery exchange device based on wireless WIFI communication of the present invention is composed of a vehicle battery management system and a battery exchange system. The vehicle battery management system and the battery exchange system perform data interaction through WIFI.
其中，所述车辆电池管理系统包括电池管理系统一级控制单元、整车控制单元和电箱电池管理系统。所述电池管理系统一级控制单元通过CAN总线与整车控制单元进行通信。Wherein, the vehicle battery management system includes a primary control unit of the battery management system, a vehicle control unit, and a battery management system of an electrical box. The primary control unit of the battery management system communicates with the vehicle control unit through the CAN bus.
所述电箱电池管理系统由电池管理系统二级控制单元、电池管理系统采集单元、高压集成模块和直流电源转换器组成。The battery management system of the electrical box is composed of a secondary control unit of the battery management system, an acquisition unit of the battery management system, a high-voltage integrated module and a DC power converter.
所述换电系统包括换电站管理系统控制单元、换电站管理系统和多个充电柜，从而实现整车、动力电池、换电站三者之间相互通讯。The power exchange system includes a control unit of the power exchange station management system, a power exchange station management system and a plurality of charging cabinets, so as to realize mutual communication between the vehicle, the power battery and the power exchange station.
所述电池管理系统一级控制单元与电池管理系统二级控制单元之间通过无线WIFI通信，相当于原来传统的电池管理单元和整车CAN通信。The first-level control unit of the battery management system communicates with the second-level control unit of the battery management system through wireless WIFI, which is equivalent to the traditional communication between the battery management unit and the vehicle CAN.
所述电池管理系统一级控制单元与换电站管理系统之间进行无线WIFI数据交互，准备就绪后，换电站管理系统控制进行换电。The primary control unit of the battery management system performs wireless WIFI data interaction with the management system of the battery swap station, and when ready, the management system of the battery swap station controls the battery swap.
具体地，电池管理系统一级控制单元与换电站管理系统控制单元以及电箱电池管理系统进行无线WIFI通信并监控每个电池包数据，且电池包之间不需要低压线束。换电系统换电站管理系统控制单元在换电过程中与电池管理系统一级控制单元无线WIFI通信，与站内换电站管理系统有线通信。Specifically, the primary control unit of the battery management system performs wireless WIFI communication with the control unit of the management system of the swap station and the battery management system of the electric box and monitors the data of each battery pack, and no low-voltage wiring harness is required between the battery packs. Power swap system The control unit of the swap station management system communicates wirelessly with the first-level control unit of the battery management system through WIFI during the swap process, and communicates with the management system of the swap station in the station by wire.
所述电池管理系统采集单元用于对电芯电压，模组温度，电流等进行采样。The acquisition unit of the battery management system is used for sampling the cell voltage, module temperature, current and the like.
所述直流电源转换器用于将电压转换，给电池管理系统二级控制单元，高压集成模块低压供电。The DC power converter is used to convert the voltage to supply low-voltage power to the secondary control unit of the battery management system and the high-voltage integrated module.
所述换电站管理系统与TBMU和CMBU进行CAN通信，通过以太网控制充电设备和RGV小车进行换电。The management system of the battery swapping station performs CAN communication with the TBMU and CMBU, and controls the charging equipment and the RGV trolley through Ethernet to perform battery swapping.
所述换电站管理系统在充电过程与充电柜有线通信。The switching station management system communicates with the charging cabinet by wire during the charging process.
本发明基于无线WIFI通讯的新能源电动汽车换电方法，包括以下步骤：The present invention is based on the wireless WIFI communication new energy electric vehicle power exchange method, comprises the following steps:
1、在车辆电池管理系统中，电箱电池管理系统中的电池管理系统采集单元对电芯电压、电流和模组温度采样，并通过直流电源转换器将电压转换，给电池管理系统二级控制单元和高压集成模块低压供电，电池管理系统二级控制单元再与电池管理系统一级控制单元之间进行无线WIFI通信。1. In the vehicle battery management system, the battery management system acquisition unit in the electric box battery management system samples the cell voltage, current and module temperature, and converts the voltage through a DC power converter to give the battery management system secondary control The unit and the high-voltage integrated module are powered by low voltage, and the secondary control unit of the battery management system performs wireless WIFI communication with the primary control unit of the battery management system.
2、电池管理系统一级控制单元对总电流、Pack电压等采样，通过CAN总线将数据传输至整车控制单元，换电时再与换电站管理系统控制单元进行无线WIFI通信。2. The first-level control unit of the battery management system samples the total current, Pack voltage, etc., and transmits the data to the vehicle control unit through the CAN bus, and then performs wireless WIFI communication with the control unit of the power station management system during battery replacement.
3、换电站管理系统控制单元在接收到电池管理系统一级控制单元的交互内容后，通过CAN将信息转换成以太网，与换电站电池管理系统进行有线通信，通讯交互内容包括整车状态、电池包数据、状态、换电请求数据等。3. After receiving the interactive content of the first-level control unit of the battery management system, the control unit of the swap station management system converts the information into Ethernet through CAN, and performs wired communication with the battery management system of the swap station. The communication interaction content includes vehicle status, Battery pack data, status, battery replacement request data, etc.
4、换电站管理系统控制进行换电，随后通过以太网转换成CAN，与充电柜的进行通信，通讯交互内容包括允许充电指令、仓位信息、电池包数据、充电模块状态等，随后充电柜中参考内部协议进行充电。4. The power exchange station management system controls the power exchange, and then converts it into CAN through Ethernet, and communicates with the charging cabinet. The communication interaction content includes charging instructions, position information, battery pack data, charging module status, etc., and then in the charging cabinet Refer to the internal protocol for charging.
该种实现无线WIFI通讯的BMS电池管理系统的新能源电动汽车换电技术，采用无线WIFI通信技术，实现整车、动力电池、换电站三者之间相互通讯。可以减少线束和插拔部件的设计分布；提升动力电池的密封性和可靠性；从而更方便实现实时监测电池健康状态。This kind of new energy electric vehicle battery replacement technology of the BMS battery management system that realizes wireless WIFI communication uses wireless WIFI communication technology to realize mutual communication among the vehicle, power battery, and battery replacement station. It can reduce the design distribution of wiring harnesses and plug-in components; improve the sealing and reliability of power batteries; thus it is more convenient to monitor the health status of batteries in real time.
实施例1Example 1
一种基于无线WIFI通讯的新能源电动汽车换电装置，由车辆电池管理系统和换电系统组成。所述车辆电池管理系统包括电池管理系统一级控制单元、整车控制单元和电箱电池管理系统。所述电箱电池管理系统由电池管理系统二级控制单元、电池管理系统采集单元、高压集成模块和直流电源转换器组成。所述换电系统包括换电站管理系统控制单元、换电站管理系统和6个充电柜。A new energy electric vehicle battery exchange device based on wireless WIFI communication, which is composed of a vehicle battery management system and a battery exchange system. The vehicle battery management system includes a primary control unit of the battery management system, a vehicle control unit and a battery management system of an electrical box. The battery management system of the electrical box is composed of a secondary control unit of the battery management system, an acquisition unit of the battery management system, a high-voltage integrated module and a DC power converter. The power exchange system includes a power exchange station management system control unit, a power exchange station management system and 6 charging cabinets.
所述电池管理系统一级控制单元通过CAN总线与整车控制单元进行通信。所述电池管理系统一级控制单元与电池管理系统二级控制单元之间通过无线WIFI通信。所述电池管理系统一级控制单元与换电站管理系统控制单元以及电箱电池管理系统进行无线WIFI通信并监控每个电池包数据，且电池包之间不需要低压线束。换电系统换电站管理系统控制单元在换电过程中与电池管理系统一级控制单元无线WIFI通信，与站内换电站管理系统有线通信。所述换电站管理系统与TBMU和CMBU进行CAN通信，通过以太网控制充电设备和RGV小车进行换电。所述换电站管理系统在充电过程与充电柜有线通信。The primary control unit of the battery management system communicates with the vehicle control unit through the CAN bus. The primary control unit of the battery management system communicates with the secondary control unit of the battery management system through wireless WIFI. The first-level control unit of the battery management system performs wireless WIFI communication with the control unit of the management system of the swap station and the battery management system of the electric box and monitors the data of each battery pack, and no low-voltage wiring harness is required between the battery packs. Power swap system The control unit of the swap station management system communicates wirelessly with the first-level control unit of the battery management system through WIFI during the swap process, and communicates with the management system of the swap station in the station by wire. The management system of the battery swapping station performs CAN communication with the TBMU and CMBU, and controls the charging equipment and the RGV trolley through Ethernet to perform battery swapping. The switching station management system communicates with the charging cabinet by wire during the charging process.
所述电池管理系统采集单元对电芯电压，模组温度，电流进行采样。所述直流电源转换器将电压转换，给电池管理系统二级控制单元，高压集成模块低压供电。The acquisition unit of the battery management system samples the cell voltage, module temperature and current. The DC power converter converts the voltage to supply low-voltage power to the secondary control unit of the battery management system and the high-voltage integrated module.
一种基于无线WIFI通讯的新能源电动汽车换电方法，包括以下步骤：A new energy electric vehicle battery replacement method based on wireless WIFI communication, comprising the following steps:
1、在车辆电池管理系统中，电箱电池管理系统中的电池管理系统采集单元对电芯电压、电流和模组温度采样，并通过直流电源转换器将电压转换，给电池管理系统二级控制单元和高压集成模块模块低压供电，电池管理系统二级控制单元再与电池管理系统一级控制单元之间进行无线WIFI通信。1. In the vehicle battery management system, the battery management system acquisition unit in the electric box battery management system samples the cell voltage, current and module temperature, and converts the voltage through a DC power converter to give the battery management system secondary control The unit and the high-voltage integrated module module are powered by low voltage, and the secondary control unit of the battery management system performs wireless WIFI communication with the primary control unit of the battery management system.
2、电池管理系统一级控制单元对总电流、Pack电压采样，通过CAN总线将数据传输至整车控制单元，换电时再与换电站管理系统控制单元进行无线WIFI通信。2. The first-level control unit of the battery management system samples the total current and Pack voltage, and transmits the data to the vehicle control unit through the CAN bus, and then performs wireless WIFI communication with the control unit of the power station management system during battery replacement.
3、换电站管理系统控制单元在接收到电池管理系统一级控制单元的交互内容后，通过CAN将信息转换成以太网，与换电站电池管理系统进行有线通信，通讯交互内容包括整车状态、电池包数据、状态、换电请求数据。3. After receiving the interactive content of the first-level control unit of the battery management system, the control unit of the swap station management system converts the information into Ethernet through CAN, and performs wired communication with the battery management system of the swap station. The communication interaction content includes vehicle status, Battery pack data, status, battery replacement request data.
4、换电站管理系统控制进行换电，随后通过以太网转换成CAN，与充电柜的进行通信，通讯交互内容包括允许充电指令、仓位信息、电池包数据、充电模块状态等，随后充电柜中参考内部协议进行充电。4. The power exchange station management system controls the power exchange, and then converts it into CAN through Ethernet, and communicates with the charging cabinet. The communication interaction content includes charging instructions, position information, battery pack data, charging module status, etc., and then in the charging cabinet Refer to the internal protocol for charging.
注意，上述仅为本发明的较佳实施例及所运用技术原理。本领域技术人员会理解，本发明不限于这里所述的特定实施例，对本领域技术人员来说能够进行各种明显的变化、重新调整和替代而不会脱离本发明的保护范围。因此，虽然通过以上实施例对本发明进行了较为详细的说明，但是本发明不仅仅限于以上实施例，在不脱离本发明构思的情况下，还可以包括更多其他等效实施例，而本发明的范围由所附的权利要求范围决定。Note that the above are only preferred embodiments of the present invention and applied technical principles. Those skilled in the art will understand that the present invention is not limited to the specific embodiments described herein, and that various obvious changes, readjustments and substitutions can be made by those skilled in the art without departing from the protection scope of the present invention. Therefore, although the present invention has been described in detail through the above embodiments, the present invention is not limited to the above embodiments, and can also include more other equivalent embodiments without departing from the concept of the present invention, and the present invention The scope is determined by the scope of the appended claims.
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102055790A (en) * | 2010-10-27 | 2011-05-11 | 国家电网公司 | Battery charging system and operating method thereof |
| US20120271723A1 (en) * | 2011-04-22 | 2012-10-25 | Penilla Angel A | Electric vehicle (ev) range extending charge systems, distributed networks of charge kiosks, and charge locating mobile apps |
| CN104828028A (en) * | 2014-02-12 | 2015-08-12 | 韩磊 | Electric vehicle battery pack replacement system composed of computer, Internet and multiple robots |
| CN205075673U (en) * | 2015-09-28 | 2016-03-09 | 谢子聪 | A verification control device for battery replacement of electric passenger vehicles |
| CN106532806A (en) * | 2016-10-21 | 2017-03-22 | 国网山东省电力公司电力科学研究院 | Intelligent battery-swapping control method and system for electric car charging and battery-swapping station |
| CN106873508A (en) * | 2016-12-27 | 2017-06-20 | 上海蔚来汽车有限公司 | Electric motor car electrical changing station dispatches System and method for |
| US20210309121A1 (en) * | 2020-04-03 | 2021-10-07 | Ola Electric Mobility Private Limited | Battery swapping to manage in-vehicle battery communication |
| CN114701394A (en) * | 2022-04-01 | 2022-07-05 | 中国第一汽车股份有限公司 | Battery replacement cloud edge cooperative control method and device, terminal and storage medium |
| CN114851881A (en) * | 2022-04-29 | 2022-08-05 | 上海瑞浦青创新能源有限公司 | Automatic charging station that trades of unmanned aerial vehicle |
| CN117048417A (en) * | 2023-09-01 | 2023-11-14 | 云南师范大学 | A new energy vehicle battery swapping system |
-
2022
- 2022-11-28 CN CN202211498550.1A patent/CN115782677A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102055790A (en) * | 2010-10-27 | 2011-05-11 | 国家电网公司 | Battery charging system and operating method thereof |
| US20120271723A1 (en) * | 2011-04-22 | 2012-10-25 | Penilla Angel A | Electric vehicle (ev) range extending charge systems, distributed networks of charge kiosks, and charge locating mobile apps |
| CN104828028A (en) * | 2014-02-12 | 2015-08-12 | 韩磊 | Electric vehicle battery pack replacement system composed of computer, Internet and multiple robots |
| CN205075673U (en) * | 2015-09-28 | 2016-03-09 | 谢子聪 | A verification control device for battery replacement of electric passenger vehicles |
| CN106532806A (en) * | 2016-10-21 | 2017-03-22 | 国网山东省电力公司电力科学研究院 | Intelligent battery-swapping control method and system for electric car charging and battery-swapping station |
| CN106873508A (en) * | 2016-12-27 | 2017-06-20 | 上海蔚来汽车有限公司 | Electric motor car electrical changing station dispatches System and method for |
| US20210309121A1 (en) * | 2020-04-03 | 2021-10-07 | Ola Electric Mobility Private Limited | Battery swapping to manage in-vehicle battery communication |
| CN114701394A (en) * | 2022-04-01 | 2022-07-05 | 中国第一汽车股份有限公司 | Battery replacement cloud edge cooperative control method and device, terminal and storage medium |
| CN114851881A (en) * | 2022-04-29 | 2022-08-05 | 上海瑞浦青创新能源有限公司 | Automatic charging station that trades of unmanned aerial vehicle |
| CN117048417A (en) * | 2023-09-01 | 2023-11-14 | 云南师范大学 | A new energy vehicle battery swapping system |
Non-Patent Citations (3)
| Title |
|---|
| 张维戈，吴健: "轨道交通动力电池系统核心技术", vol. 1, 30 January 2021, 北京交通大学出版社, pages: 87 * |
| 李鹏程: "电动汽车充电管理云平台与智能充电技术", vol. 1, 31 December 2017, 贵州大学出版社, pages: 111 - 113 * |
| 罗华;燕小强;李钊;: "基于以太网通讯的全自动换电机器人决策控制系统设计与实现", 机电工程技术, vol. 45, no. 01, 23 March 2016 (2016-03-23) * |
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