CN110077236A - 一种大功率车载充电机集成三合一整机 - Google Patents

一种大功率车载充电机集成三合一整机 Download PDF

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CN110077236A
CN110077236A CN201910437292.8A CN201910437292A CN110077236A CN 110077236 A CN110077236 A CN 110077236A CN 201910437292 A CN201910437292 A CN 201910437292A CN 110077236 A CN110077236 A CN 110077236A
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complete machine
vehicular charger
vehicle
interface
shell
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冯成
刘振辉
张森
赵东旋
王智丰
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Suzhou Tongjie Automobile Engineering 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
    • B60L3/00Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
    • B60L3/0023Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
    • 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
    • B60L53/10Methods 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 the energy transfer between the charging station and the vehicle
    • B60L53/14Conductive energy transfer
    • B60L53/16Connectors, e.g. plugs or sockets, specially adapted for charging electric vehicles
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/2089Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
    • H05K7/20927Liquid coolant without phase change
    • 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
    • Y02T90/14Plug-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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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

本发明公开了一种大功率车载充电机集成三合一整机,包括壳体及集成于壳体内的车载充电机、车载DCDC和整车高压配电盒,壳体内还设有水冷循环通道。所述壳体对应于内部的整车高压配电盒的熔断器与继电器的位置设有维修口,维修口上安装有维修盖。所述维修盖下方设有微动开关,微动开关通过低压回路用以检测整车高压配电盒整机高压互锁,当维修盖打开时,整机断开高压。本发明的大功率车载充电机集成三合一整机,具有高集成度、重量更轻仅有16KG、集成11KW兼容6.6KW车载充电机使用方便,AC充电更快速,整机散热效果更好。本发明使用的三相与单相充电输入接口为同一接口,不仅降低了成本,还大大的提高了使用的方便性,避免在整车上另外开一个充电接口。

Description

一种大功率车载充电机集成三合一整机
技术领域
本发明涉及新能源汽车领域,特别涉及一种大功率车载充电机集成三合一整机。
背景技术
随着科学技术的发展,人们原有的出行交通方式逐步被新能源取代,其中锂电动汽车是目前的主流产品,但是在续航里程、充电时长、整车质量上限制着锂电动车的发展。整机是一个携带高压电的高压部件,所以整机的电器保护是非常有必要的。高压配电盒是保护整机高压安全至关重要的保护件,配备着各种熔断器、继电器,起到整车电器保护的作用。但是同时,高压配电盒也是比较容易出现故障的地方,比如熔断器在用电器短接时产生的大电流快速熔断而保护回路不受损害。
因此在这样一种背景下,本专利提供了一种大功率车载充电机(三相11KW且兼容6.6KW)与车载DCDC、整车高压配电盒集成的方式来降低整车质量,同时大大缩短了整车充电时间,方便了用户的日常出行。
发明内容
本发明目的是:提供一种大功率车载充电机集成三合一整机。将多个用电设备集成在一个壳体内,在满足IP防护等级相关国标的前提下,降低整体重量和占用空间,实现:
1、对电动车装配大容量电池进行快速充电提供了保障
2、本专利将单相与三相充电接口集成于一个接插件上,即可实现在三相充电,也可以实现单相充电。
本发明的技术方案是:
一种大功率车载充电机集成三合一整机,包括壳体及集成于壳体内的车载充电机、车载DCDC和整车高压配电盒,壳体内还设有水冷循环通道。
优选的,所述壳体对应于内部的整车高压配电盒的熔断器与继电器的位置设有维修口,维修口上安装有维修盖。
优选的,所述维修盖下方设有微动开关,微动开关通过低压回路用以检测整车高压配电盒整机高压互锁,当维修盖打开时,整机断开高压。
优选的,所述微动开关通过低压信号线与整机互锁检测信号线串联在一个回路中,当维修盖打开时,微动开关打开,检测整机互锁的回路断开,BMS检测整机高压互锁回路不通,上报故障告警,不允许上电、上高压;盖上维修盖,微动开关被导通,若其他高压互锁连接正常,微动开关闭合,互锁检测回路被导通,BMS检测高压互锁正常,允许上电上高压。
优选的,所述壳体上还设有快充接口、慢充接口、接电池接口、空调压缩机接口、通讯接口、DCDC接口和水循环接口。
优选的,所述车载充电机包括11KW三相交流充电且兼容6.6KW单相交流充电,三相与单相充电输入接口设计为同一个接口。
优选的,所述壳体内高压配电盒与DCDC布置于整机的上部。
优选的,所述水冷循环通道设置于车载充电机、车载DCDC中间,且将各模块产生热最多的部件紧靠在水冷板上,在进水口安装水温检测探头。
本发明的优点是:
1.本发明的大功率车载充电机集成三合一整机,具有高集成度、重量更轻仅有16KG、集成11KW兼容6.6KW车载充电机使用方便,AC充电更快速,整机散热效果更好。
2.本发明使用的三相与单相充电输入接口为同一接口,不仅降低了成本,还大大的提高了使用的方便性,避免在整车上另外开一个充电接口。
附图说明
下面结合附图及实施例对本发明作进一步描述:
图1为本发明的大功率车载充电机集成三合一整机的俯视图;
图2为本发明的大功率车载充电机集成三合一整机的主视图;
图3为本发明的大功率车载充电机集成三合一整机的后视图;
图4为本发明的大功率车载充电机集成三合一整机的左视图;
图5为本发明的大功率车载充电机集成三合一整机的右视图;
图6为本发明的互锁回路检测电路原理图。
具体实施方式
本发明主要在于设计一款11KW大功率的车载充电机且能同时兼容6.6KW充电与额定1.8KW的车载DCDC、整车高压配电盒通过物理集成的方式,集成于一个壳体内,中间设计水循环通道,采用水冷的方式满足了整机的散热要求同时也满足国标里面要求的IP67防护等级、安规等要求,且降低了在整车使用中的质量,使得整车轻量化得以实现。在外部链接器设计方面,我司将三相与单相输入接口设计为同一接口,这样又降低了整机成本。
本发明是高度集成在一个壳体内的高压件,整机是一个携带高压电的高压部件,所以整机的电器保护是非常有必要的。高压配电盒是保护整机高压安全至关重要的保护件,配备着各种熔断器、继电器,起到整车电器保护的作用。但是同时,高压配电盒也是比较容易出现故障的地方,比如熔断器在用电器短接时产生的大电流快速熔断而保护回路不受损害。因此,针对这一容易出现故障的地方设计一个维修口,如图1所示,所述壳体1对应于内部的整车高压配电盒的熔断器与继电器的位置设有维修口,维修口上安装有维修盖2。这样在内部熔断器与继电器损坏时可以通过这个维修盖更换。但同时为了保护维修人员的人身安全,在整机内部、维修盖下面设计了一个微动开关,通过低压回路用以检测整机高压互锁,当微动开关打开时,整机断开高压,保证维修人员在维修时的人身安全。
如图6所示,互锁回路检测电路原理图,设计在维修盖下面的微动开关,通过低压信号线与整机互锁检测信号线串联在一个回路中,当维修盖打开时,微动开关打开,检测整机互锁的回路断开,BMS检测整机高压互锁回路不通,上报故障告警,不允许上电、上高压,保证了开盖维修的安全性。当维修人员盖上维修盖,微动开关被导通,若其他高压互锁连接正常,微动开关闭合,互锁检测回路被导通,BMS检测高压互锁正常,允许上电上高压。
如图2-5所示,所述壳体上还设有快充接口3+/-、慢充接口4、接电池接口5+/-、空调压缩机接口6、通讯接口7、DCDC接口8+/-和水循环接口9。这些接口通过电气线束与其他用电器设备相连,在相关控制方式下,实现整车电器功能。如图6所示,本专利搭载了11KW三相交流充电且兼容单相交流充电的一种新型充电机,因此为了避免在整车上另外开一个慢充接口,本专利将三相与单相充电输入接口设计为同一个接口,这样不仅方便使用,还降低了成本。各接口的说明如表1所示。
集成的各个模块有规律的布置于壳体内部,将高压配电盒与DCDC布置于整机的上部,相较于布置于整机的下不部有更高的安全性,避免高压继电器、熔断器在壳体因为撞击变形破裂进水首先与高压带电体接触产生的高压风险。
表1:各接口说明:
水冷循环通道设计放置于充电机模块于DCDC模块中间,且将各模块产生热最多的地方紧靠在水冷板上,大大的提高了整机散热效率。同时在进水口安装水温检测探头,可以实时监控整机内部水温,可以有效控制整机因过热产生的危害。
本发明方案采用倒挂的方式悬挂在整车上,这样的优点是布置比较灵活,还能节省使用空间,同时拆卸也比较方便。
上述实施例只为说明本发明的技术构思及特点,其目的在于让熟悉此项技术的人能够了解本发明的内容并据以实施,并不能以此限制本发明的保护范围。凡根据本发明主要技术方案的精神实质所做的修饰,都应涵盖在本发明的保护范围之内。

Claims (8)

1.一种大功率车载充电机集成三合一整机,其特征在于:包括壳体及集成于壳体内的车载充电机、车载DCDC和整车高压配电盒,壳体内还设有水冷循环通道。
2.根据权利要求1所述的大功率车载充电机集成三合一整机,其特征在于:所述壳体对应于内部的整车高压配电盒的熔断器与继电器的位置设有维修口,维修口上安装有维修盖。
3.根据权利要求2所述的大功率车载充电机集成三合一整机,其特征在于:所述维修盖下方设有微动开关,微动开关通过低压回路用以检测整车高压配电盒整机高压互锁,当维修盖打开时,整机断开高压。
4.根据权利要求3所述的大功率车载充电机集成三合一整机,其特征在于:所述微动开关通过低压信号线与整机互锁检测信号线串联在一个回路中,当维修盖打开时,微动开关打开,检测整机互锁的回路断开,BMS检测整机高压互锁回路不通,上报故障告警,不允许上电、上高压;盖上维修盖,微动开关被导通,若其他高压互锁连接正常,微动开关闭合,互锁检测回路被导通,BMS检测高压互锁正常,允许上电上高压。
5.根据权利要求4所述的大功率车载充电机集成三合一整机,其特征在于:所述壳体上还设有快充接口、慢充接口、接电池接口、空调压缩机接口、通讯接口、DCDC接口和水循环接口。
6.根据权利要求5所述的大功率车载充电机集成三合一整机,其特征在于:所述车载充电机包括11KW三相交流充电且兼容6.6KW单相交流充电,三相与单相充电输入接口设计为同一个接口。
7.根据权利要求6所述的大功率车载充电机集成三合一整机,其特征在于:所述壳体内高压配电盒与DCDC布置于整机的上部。
8.根据权利要求7所述的大功率车载充电机集成三合一整机,其特征在于:所述水冷循环通道设置于车载充电机、车载DCDC中间,且将各模块产生热最多的部件紧靠在水冷板上,在进水口安装水温检测探头。
CN201910437292.8A 2019-05-24 2019-05-24 一种大功率车载充电机集成三合一整机 Pending CN110077236A (zh)

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CN113043963A (zh) * 2019-12-26 2021-06-29 观致汽车有限公司 用于车辆的充配电装置和车辆

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