CN109922987A - 充电系统 - 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
- B60L53/30—Constructional details of charging stations
- B60L53/305—Communication interfaces
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- B60L5/00—Current collectors for power supply lines of electrically-propelled vehicles
- B60L5/005—Current collectors for power supply lines of electrically-propelled vehicles without mechanical contact between the collector and the power supply line
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Abstract
实施方式的充电系统包括车辆以及充电装置。车辆具备蓄电功能部、驱动部、受电部、充电控制部、第三通信部以及第四通信部。驱动部通过从蓄电功能部放出的电力来驱动车辆。受电部设置成能够接收从供给部供给的电力。充电控制部通过由受电部接收的电力对蓄电功能部进行充电。第三通信部与以车辆为基准位于比规定区域小的第一范围内的第一通信部进行无线通信,接收识别符。第四通信部对以车辆为基准位于比第一范围大的第二范围内的、通过由第三通信部接收的识别符识别出的充电装置的第二通信部,发送指示信息。
Description
技术领域
本发明的实施方式涉及一种充电系统。
背景技术
为了抑制全球变暖以及应对石油资源的枯竭,导入了靠电力行驶的电动汽车(Electric Vehicle:EV)。电动汽车也正在被引入到公共交通机关中。电动汽车需要对该电动汽车所具有的蓄电池等的蓄电功能部进行充电。当将电动汽车引入到路线公交车时,存在如下所述的进行充电的方法:对蓄电功能部每天充入一次路线公交车可行驶一日的电力的方法,或者当路线公交车停靠在终点站或站点等时精细地对蓄电功能部进行充电的方法。能够存储路线公交车可行驶一日的电力的蓄电功能部的尺寸变大,成本也上升,并且其重量也加重。与此相对地,对于路线公交车停靠在终点站或站点等时精细地对蓄电功能部进行充电的方法,搭载于路线公交车的蓄电功能部的尺寸变小,成本也降低,并且蓄电功能部变轻,由此可延长每个单位电力量的路线公交车的行驶距离。
在先技术文献
专利文献
专利文献1:日本特开2013-243922号公报
发明内容
发明所要解决的技术问题
但是,当对路线公交车的蓄电功能部进行充电时,路线公交车的乘务员通过将充电器所具有的电缆连接到路线公交车的受电部,来进行对蓄电功能部的充电。根据该方法,路线公交车的乘务员需要暂时从路线公交车下车,并进行将充电器所具有的电缆连接到受电部的作业,因而很难在短时间内进行对蓄电功能部的充电。因此,存在一种系统,其如无轨电车那样使用受电弓和架线,乘务员保持乘坐路线公交车的状态不变对路线公交车的蓄电功能部进行充电。
然而,在该系统中,路线公交车的乘务员也必须从路线公交车下车,并从充电装置所具有的操作部输入指示开始以及结束对蓄电功能部的充电的信息。因此,当路线公交车停靠在站点时,可能会妨碍路线公交车的乘务员进行的安全确认以及向乘客收取费用的作业等,为了在短时间内对蓄电功能部进行充电并按照运行计划运行路线公交车,渴望减少乘务员对蓄电功能部进行充电所需要的作业。
另外,还存在通过路线公交车与充电装置的无线通信,来发送和接收指示开始以及结束对蓄电功能部的充电的信息的方法,但是,在该情况下,当在路线公交车的站点设有多个充电装置时,可能无法确定与哪个充电装置进行无线通信并且通过哪个充电装置进行对蓄电功能部的充电,而对其他的充电装置发送指示开始以及结束充电的信息。
用于解决技术问题的方案
实施方式的充电系统包括车辆以及充电装置。充电装置具备第一通信部、第二通信部以及供给部。第一通信部与车辆进行无线通信,发送充电装置的识别符。第二通信部与车辆进行无线通信,接收指示开始或结束对车辆的电力供给的指示信息。供给部设置成能够按照接收的指示信息,对位于规定区域的车辆供给电力。车辆具备蓄电功能部、驱动部、受电部、充电控制部、第三通信部以及第四通信部。驱动部通过从蓄电功能部放出的电力来驱动车辆。受电部设置成能够接收从供给部供给的电力。充电控制部通过由受电部接收的电力对蓄电功能部进行充电。第三通信部与以车辆为基准位于比规定区域小的第一范围内的第一通信部进行无线通信,接收识别符。第四通信部对以车辆为基准位于比第一范围大的第二范围内的、通过由第三通信部接收的识别符识别出的充电装置的第二通信部,发送指示信息。
附图说明
图1是示出第一实施方式所涉及的充电系统所包含的EV公交车的结构的一例的图。
图2是示出第一实施方式所涉及的充电系统所具有的充电装置的结构的一例的图。
图3是用于说明第一实施方式所涉及的充电系统中的EV公交车的蓄电功能部的充电处理的流程的一例的图。
图4是示出第二实施方式所涉及的充电系统的充电装置的结构的一例的图。
具体实施方式
下面,使用附图,对本实施方式所涉及的充电系统进行说明。
(第一实施方式)
图1是示出第一实施方式所涉及的充电系统所包含的EV公交车的结构的一例的图。本实施方式所涉及的充电系统包括EV(Electric Vehicle)公交车1以及充电装置2(参照图2)。如图1所示,EV公交车1(车辆的一例)具有蓄电功能部101、车载电气部件102、受电口103、充电控制部104、EV公交车侧通信部105以及近距离通信部106。
蓄电功能部101由蓄电池等构成。车载电气部件102通过从蓄电功能部101放出的电力来驱动EV公交车1。受电口103是设置成能够接收从充电装置2供给的电力的受电部的一例。充电控制部104通过由受电口103接收的电力对蓄电功能部101进行充电。
近距离通信部106(第三通信部的一例)由RFID(Radio Frequency Identifier:射频识别码)读取器等构成。而且,近距离通信部106与以EV公交车1为基准位于第一通信范围(例如,数m)内的电子标签202(参照图2)进行无线通信,接收充电装置2的识别符。在此,第一通信范围(第一范围的一例)是比将在后面进行说明的规定区域R小的范围。在本实施方式中,近距离通信部106与从EV公交车1中设置有该近距离通信部106的位置起存在于第一通信范围内的电子标签202(参照图2)进行无线通信,与识别符一并接收充电装置信息。在此,充电装置信息是能够确定充电装置2的规格的信息,例如是与从充电装置2供给的电力相关的信息、基于充电装置2的充电方式、与受电口103连接的供给部201(参照图2)的形状等。
EV公交车侧通信部105(第四通信部的一例)按照IEEE802.11或Bluetooth(注册商标)等的无线通信标准,与以EV公交车1为基准位于第二通信范围(例如,10~100m)内的充电装置侧通信部203(参照图2)进行无线通信,发送指示开始以及结束对EV公交车1的电力供给的指示信息。在此,第二通信范围(第二范围的一例)是比第一通信范围大的范围。在本实施方式中,EV公交车侧通信部105与从EV公交车1中设置有该EV公交车侧通信部105的位置起存在于第二通信范围内的充电装置侧通信部203(参照图2)进行无线通信,发送指示信息。
另外,EV公交车1具有能够指示开始对蓄电功能部101的充电的充电开始按钮、能够指示结束对蓄电功能部101的充电的充电结束按钮、以及能够显示与对蓄电功能部101的充电相关的充电信息等各种信息的显示部等。另外,车载电气部件102包括变压器、电机、驱动该电机的驱动装置、安全机构、电气组件、收费设备、显示部等。在本实施方式中,车载电气部件102是通过从蓄电功能部101放出的电力来驱动EV公交车1的驱动部的一例。
图2是示出第一实施方式所涉及的充电系统所具有的充电装置的结构的一例的图。充电装置2设置在EV公交车1停靠的站点等。如图2所示,充电装置2具有供给部201、电子标签202、充电装置侧通信部203以及充电器204。
充电器204将通过太阳光来发电的电力或从外部供给的电力转换为能够对EV公交车1的蓄电功能部101进行充电的电压的电力。电子标签202(第一通信部的一例)由RFID标签等构成,与EV公交车1(近距离通信部106)进行无线通信,发送可识别充电装置2的识别符。在本实施方式中,电子标签202存储识别符以及充电装置信息,并与EV公交车1(近距离通信部106)进行无线通信,与识别符一并发送充电装置信息。充电装置侧通信部203(第二通信部的一例)与位于规定区域R的EV公交车1(EV公交车侧通信部105)进行无线通信,从EV公交车1接收指示信息。
供给部201设置成能够按照由充电装置侧通信部203接收的指示信息,对停靠在规定区域R的EV公交车1供给电力。在本实施方式中,供给部201将由充电器204发电的电力或从外部供给的电力供给到EV公交车1。另外,在本实施方式中,充电系统使用了通过连接EV公交车1的受电口103与充电装置2的供给部201来从供给部201对受电口103供给电力的方式,但是并不限定于此,也可以使用通过电磁感应或磁共振等使受电口103与供给部201在非接触的状态下从供给部201对受电口103供给电力的方式。
接下来,使用图3,对本实施方式所涉及的充电系统中的EV公交车1的蓄电功能部101的充电处理的流程进行说明。图3是用于说明第一实施方式所涉及的充电系统中的EV公交车的蓄电功能部的充电处理的流程的一例的图。在此,如图3所示,对在一个充电地点设置有多个充电装置2A、2B,EV公交车1A由充电装置2A充电,EV公交车1B由充电装置2B充电的例子进行说明。
如图3所示,当EV公交车1A进入到可由充电装置2A充电的规定区域R,并且充电装置2A的电子标签202进入了该近距离通信部106的第一通信范围内时,EV公交车1A的近距离通信部106从充电装置2A的电子标签202接收(读取)充电装置2A的识别符。此时,EV公交车1A的近距离通信部106与识别符一起还接收(读取)充电装置2A的充电装置信息。接着,EV公交车1A的EV公交车侧通信部105判断接收的充电装置信息所表示的充电装置2A的规格是否与能够对EV公交车1A的蓄电功能部101充电的充电装置2的规格一致。在本实施方式中,EV公交车侧通信部105预先存储有能够对EV公交车1A的蓄电功能部101充电的充电装置2的规格。
而且,当充电装置信息所表示的充电装置2A的规格与能够对EV公交车1A的蓄电功能部101充电的充电装置2的规格不一致时,即使充电装置2A的充电装置侧通信部203进入了该EV公交车侧通信部105的第二通信范围内,EV公交车1A的EV公交车侧通信部105也不与充电装置2A的该充电装置侧通信部203进行无线通信。另一方面,当充电装置信息所表示的充电装置2A的规格与能够对EV公交车1A的蓄电功能部101充电的充电装置2的规格一致时,EV公交车1A的EV公交车侧通信部105对EV公交车1A所具有的显示部显示表示能够对蓄电功能部101充电的信息。
然后,当EV公交车1A的乘务员操作该EV公交车1A所具有的充电开始按钮,指示开始对蓄电功能部101的充电时,EV公交车1A的EV公交车侧通信部105与进入到第二通信范围内的充电装置侧通信部203中的、由接收的识别符识别出的充电装置2A的充电装置侧通信部203进行无线通信,并且对该充电装置2A的充电装置侧通信部203发送指示开始对蓄电功能部101的充电的指示信息。即,EV公交车侧通信部105对位于第二通信范围内并且由接收的识别符识别出的充电装置2的充电装置侧通信部203发送指示信息。此时,EV公交车侧通信部105不对进入到第二通信范围内的充电装置侧通信部203中的、充电装置2A以外的充电装置2(例如,充电装置2B)的充电装置侧通信部203发送指示信息。
当通过充电装置2A的充电装置侧通信部203从EV公交车1A接收到指示开始对蓄电功能部101的充电的指示信息时,充电装置2A的供给部201开始对EV公交车1A供给电力的处理。具体地,充电装置2A的供给部201执行与停靠在规定区域R1的EV公交车1A的受电口103物理连接的连接动作。当以非接触的方式对EV公交车1A供给电力时,充电装置2A的供给部201也可以不进行与受电口103物理连接的连接动作。之后,充电装置2A的供给部201对受电口103供给电力。
当通过受电口103从充电装置2A接收电力时,EV公交车1A的充电控制部104对蓄电功能部101供给接收的电力,对该蓄电功能部101进行充电。EV公交车1A的充电控制部104在进行对蓄电功能部101的充电的过程中,检测蓄电功能部101的充电状态(SOC:State OfCharge)。而且,当由充电控制部104检测出的充电状态变为规定的充电状态时,或者从开始蓄电功能部101的充电经过了规定时间时,EV公交车1A的EV公交车侧通信部105将指示结束对蓄电功能部101的充电的指示信息发送到充电装置2A的充电装置侧通信部203。
此时,EV公交车1A的EV公交车侧通信部105与进入到第二通信范围内的充电装置侧通信部203中的、由接收的识别符识别出的充电装置2(例如,充电装置2A)的充电装置侧通信部203进行无线通信,并且对该充电装置2A的充电装置侧通信部203发送指示信息。由此,EV公交车侧通信部105不向进入到第二通信范围内的充电装置侧通信部203中的、充电装置2A以外的充电装置2B的充电装置侧通信部203发送指示信息。
当通过充电装置2A的充电装置侧通信部203从EV公交车1A接收到指示结束对蓄电功能部101的充电的指示信息时,充电装置2A的供给部201停止对EV公交车1A的受电口103的电力供给。进一步,充电装置2A的供给部201执行解除与EV公交车1A的受电口103的物理连接的解除动作。当以非接触的方式对EV公交车1A供给电力时,充电装置2A的供给部201也可以不进行解除与充电口201的物理连接的解除动作。由此,EV公交车1A变为可从规定区域R发车的状态。
根据以上的处理,由于能够防止EV公交车1A的EV公交车侧通信部105对通过由EV公交车1A的近距离通信部106接收的识别符识别出的充电装置2A的充电装置侧通信部203以外的、其他充电装置2B的充电装置侧通信部203发送指示信息,因此,能够防止在其他充电装置2B中进行用于对EV公交车1A充电的动作(例如,连接动作等)。
另外,当由EV公交车1A的近距离通信部106与识别符一并接收的充电装置信息所表示的充电装置2A的规格与能够对EV公交车1A的蓄电功能部101充电的充电装置2的规格不一致时,EV公交车1A的EV公交车侧通信部105不对充电装置2A的充电装置侧通信部203发送指示信息,因此,能够防止通过与能够对EV公交车1A的蓄电功能部101充电的充电装置2的规格不一致的充电装置2,进行对该EV公交车1A的蓄电功能部101的充电。进一步,当EV公交车1A的乘务员对EV公交车1A的蓄电功能部101进行充电时,无需从EV公交车1A下车来操作充电装置2A所具有的操作部并输入指示开始或结束对蓄电功能部101的充电的指示信息,因此,能够减轻EV公交车1A的乘务员在对EV公交车1A的蓄电功能部101进行充电时的作业负担。
接下来,使用图2及图3,对本实施方式所涉及的充电系统的EV公交车1所具有的近距离通信部106的设置方法进行说明。如图2及图3所示,EV公交车1的近距离通信部106在位于规定区域R的EV公交车1的上方具有第一通信范围。具体地,EV公交车1的近距离通信部106设置在EV公交车1的车顶上,朝向EV公交车1的上方发送电波。由此,能够防止EV公交车1附近的乘务员和乘客等的通行受阻,防止乘务员和乘客等容易地接触到近距离通信部106,因此能够防止乘务员和乘客等接触近距离通信部106而对近距离通信部106造成损坏。另外,能够减轻从近距离通信部106发送的电波对EV公交车1的乘务员和乘客等的影响。进一步,能够抑制从存在于EV公交车1附近的充电装置2的电子标签202以外的电子标签(例如,附在经过EV公交车1附近的行人所持有的商品等上的电子标签)接收识别符及充电装置信息以外的其他信息。
另外,EV公交车1的近距离通信部106由相控阵天线等构成。而且,EV公交车1的近距离通信部106根据与相邻于对该EV公交车1充电的充电装置2的其他充电装置2之间的间隔、充电装置2所具有的电子标签202距离地面的高度、以及该近距离通信部106距离地面的高度中的至少一个,控制从该近距离通信部106发送的电波的强度及方向性,从而不从该其他充电装置2的电子标签202接收识别符等。由此,能够减轻从近距离通信部106发送的电波对EV公交车1的乘务员和乘客等的影响。进一步,能够进一步抑制从存在于EV公交车1附近的充电装置2的电子标签202以外的电子标签,接收识别符以及充电装置信息以外的其他信息。
接下来,使用图3,对由本实施方式所涉及的充电系统的EV公交车1的近距离通信部106进行的、识别符的接收处理的一例进行说明。在本实施方式中,充电装置2的电子标签202为处于能够以预先设定的周期对EV公交车1的近距离通信部106发送识别符的状态的标签。另外,充电装置2也可以在EV公交车1进入到规定区域R为止的路径中,在能够通过EV公交车1的近距离通信部106进行无线通信的位置具有多个电子标签202。
如图3所示,EV公交车1B的近距离通信部106从停靠在可由充电装置2B充电的规定区域R之前开始,每隔规定时间(例如,1秒)进行从存在于第一通信范围内的电子标签202接收识别符的处理。之后,EV公交车1B的近距离通信部106判断在规定时间内接收的多个识别符是否为正常的识别符(规定的识别符的一例)且是否为相同的识别符。在此,正常的识别符是充电装置2的识别符。在本实施方式中,当接收的识别符的数据形式为预先设定的数据形式时,近距离通信部106判断为该接收的识别符为正常的识别符。
当在规定时间内接收的多个识别符(例如,5個的识别符)是正常的识别符且是相同的识别符时,EV公交车1B的近距离通信部106判断为接收到对该EV公交车1B充电的充电装置2B的识别符。而且,EV公交车1B的近距离通信部106允许EV公交车1B的EV公交车侧通信部105对充电装置2B发送指示信息。由此,能够扩大可通过EV公交车1B的近距离通信部106从充电装置2B的电子标签202接收识别符的区域,并且能够快速地确定EV公交车1B的EV公交车侧通信部105要发送指示信息的充电装置2B,因此,能够缩短直到开始对EV公交车1B的蓄电功能部101充电所需的时间。
另一方面,当在规定时间内接收的多个识别符互不相同时,EV公交车1B的近距离通信部106判断为没有接收到对该EV公交车1B充电的充电装置2B的识别符。即,EV公交车1B的近距离通信部106判断为没有接收到对该EV公交车1B充电的充电装置2B的识别符,禁止由该EV公交车1B的EV公交车侧通信部105发送指示信息,直到在规定时间内接收的多个识别符变为正常的识别符且变为相同的识别符为止。由此,当EV公交车1B停靠在规定区域R内之前,从充电装置2A的电子标签202错误地接收了识别符时,能够防止判断为接收到对EV公交车1B充电的充电装置2的识别符。
另外,当在规定时间内接收的多个识别符中的至少一个不是正常的识别符而是不正当的识别符时,EV公交车1B的近距离通信部106不获取该不正当的识别符,而是判断在规定时间内接收的多个识别符是否为正常的识别符且是相同的。在此,不正当的识别符是指与本充电系统无关的电子标签中设定的识别符,例如是附在经过EV公交车1附近的行人所持有的商品等上的电子标签中设定的识别符。由于在本充电系统中使用的电子标签202具有能够确定充电装置2的数据形式,因此能够通过数据形式来判断是否为本充电系统中使用的正常的识别符。由此,即使在规定区域R附近存在具有不正当的识别符的电子标签,也能够开始充电而不会对系统动作造成影响。
接下来,对本实施方式所涉及的充电系统的EV公交车1的近距离通信部106接收识别符的时机进行说明。在本实施方式中,EV公交车1的近距离通信部106从外部装置取得EV公交车1的行驶速度。而且,当取得的EV公交车1的行驶速度小于等于规定速度时,近距离通信部106进行与充电装置2的电子标签202的无线通信。另一方面,当取得的EV公交车1的行驶速度大于规定速度时,近距离通信部106不进行与充电装置2的电子标签202的无线通信。由此,仅在EV公交车1以低速行驶时与充电装置2的电子标签202进行无线通信,因此,能够削减EV公交车1的近距离通信部106与电子标签202进行无线通信所需要的电力,并且能够降低经过EV公交车1附近的行人受到从近距离通信部106发送的电波的可能性。
另外,在本实施方式中,在EV公交车侧通信部105对充电装置2发送指示开始对蓄电功能部101的充电的指示信息之后,直到对蓄电功能部101的充电结束为止,近距离通信部106不进行与电子标签202的无线通信。由此,在对EV公交车1的蓄电功能部101的充电开始之后,当通过由于对蓄电功能部101充电而产生的逆变器噪声、或由于对蓄电功能部101充电而产生的激励电流,而从其他充电装置2的电子标签202错误地接收到识别符时,能够检测出错误,防止对蓄电功能部101的充电停止。另外,能够防止电子标签202或近距离通信部106的配置受到对蓄电功能部101的充电过程中的电波环境的限制。
另外,在对蓄电功能部101的充电结束之后,EV公交车1的近距离通信部106再次从充电装置2的电子标签202接收识别符。当从充电装置2的电子标签202接收识别符成功时,EV公交车1的充电控制部104对EV公交车1所具有的显示部显示表示能够对蓄电功能部101充电的信息。而且,当按下了EV公交车1所具有的充电开始按钮时,EV公交车1的EV公交车侧通信部105对通过该接收的识别符识别出的充电装置2的充电装置侧通信部203,再次发送指示开始对蓄电功能部101的充电的指示信息。
这样,根据第一实施方式所涉及的充电系统,能够防止对与某充电装置2相邻配置的其他充电装置2的充电装置侧通信部203发送指示信息,因此,能够防止在可对停靠在规定区域R的EV公交车1充电的充电装置2以外的其他充电装置2中,进行用于对EV公交车1充电的动作。
(第二实施方式)
本实施方式是如下所述的例子:当供给部的温度超过第一温度时,停止对EV公交车的电力供给,并且,在停止对EV公交车的电力供给之后,当供给部的温度变为小于等于比第一温度低的第二温度时,允许对EV公交车的电力供给。在以下的说明中,对于与第一实施方式相同的结构省略说明。
图4是示出第二实施方式所涉及的充电系统的充电装置的结构的一例的图。如图4所示,在本实施方式中,充电装置400具有温度检测部401以及充电状态显示部402。温度检测部401检测供给部201的温度。在本实施方式中,在供给部201中与EV公交车1的受电口103连接的位置设有多个温度检测部401。而且,当通过温度检测部401检测出的温度超过第一温度时,供给部201禁止对EV公交车1的电力供给。在此,第一温度是预先设定的温度,是供给部201能够安全地供给电力的、该供给部201的温度的上限。由此,能够防止供给部201的温度上升时继续向EV公交车1供给电力从而导致供给部201劣化,因此能够避免供给部201的故障。
当禁止对EV公交车1的电力供给时,充电状态显示部402显示供给部201处于冷却中、以及不可进行对EV公交车1的蓄电功能部101的充电。在本实施方式中,充电状态显示部402通过点亮红色的灯,显示供给部201处于冷却中、以及不可进行对EV公交车1的蓄电功能部101的充电。EV公交车1的乘务员确认充电状态显示部402的显示,当识别出对EV公交车1的电力供给被禁止时,既可以使EV公交车1保持不动,待机到供给部201的冷却结束,也可以将其移动到其他充电装置2所在的位置。
在禁止对EV公交车1的电力供给之后,当通过温度检测部401检测出的温度变为小于等于比第一温度低的第二温度时,供给部201允许对EV公交车1的电力供给。因此,当维持与EV公交车1的受电口103的连接时,供给部201重新开始对EV公交车1的电力供给。此时,充电状态显示部402点亮蓝色的灯等,显示能够对EV公交车1的蓄电功能部101进行充电。
这样,根据第二实施方式所涉及的充电系统,能够防止供给部201的温度上升时继续向EV公交车1供给电力从而导致供给部201劣化,因此能够避免供给部201的故障。
(第三实施方式)
本实施方式是如下所述的例子:当检测到充电装置的异常时,EV公交车的EV公交车侧通信部对该充电装置发送指示充电装置初始化的复位信号。在以下的说明中,对与第一、二实施方式相同之处省略说明。
EV公交车1检测出与充电装置2的通信的暂时断开或由充电装置2进行的充电超时等的充电装置2的异常,停止由充电装置2对EV公交车1的充电。另外,当检测到充电装置2的异常时,EV公交车1通过将表示充电装置2的异常的信息显示到EV公交车1所具有的显示部等,来向EV公交车1的乘务员通知该充电装置2的异常,或者将充电装置2的异常的发生记录保存到EV公交车1所具有的存储部。以往,当检测到充电装置2的异常时,EV公交车1的乘务员从EV公交车1下车,进行使充电装置2从异常状态恢复的作业,但是该作业很繁杂。
为此,在本实施方式中,当检测到充电装置2的异常时,EV公交车1使用基于EV公交车侧通信部105的、与充电装置侧通信部203的无线通信,恢复充电装置2的异常。具体地,EV公交车侧通信部105发挥作为检测充电装置2的异常的异常检测部的作用。例如,当即使在EV公交车侧通信部105对充电装置2发送了指示开始充电的指示信息之后经过了预先设定的时间,也不进行对受电口103的电力供给时,或者当即使在EV公交车侧通信部105对充电装置2发送了指示结束充电的指示信息之后经过了预先设定的时间,也不停止对受电口103的电力供给时,EV公交车侧通信部105检测充电装置2的异常。
而且,当检测到充电装置2的异常时,EV公交车侧通信部105对充电装置2的充电装置侧通信部203发送指示充电装置2初始化的复位信号。由此,当充电装置2发生了异常时,即使EV公交车1的乘务员不从EV公交车1下车进行使充电装置2从异常恢复的作业,也能够使充电装置2从异常恢复。
另外,当充电装置2发生了异常时,在EV公交车1的乘务员不进行使充电装置2从异常恢复的作业,而是使EV公交车1从规定区域R移动的情况下,充电装置2保持发生了异常的状态不变。因此,当与EV公交车1的EV公交车侧通信部105的无线通信中断时,充电装置2的充电装置侧通信部203执行初始化充电装置1的处理。由此,当在充电装置2中发生了异常时,即使不从EV公交车1接收复位信号、或者不由EV公交车1的乘务员进行用于使充电装置2从异常恢复的作业,也能够使充电装置2从异常恢复。
另外,假设充电装置2被设置在EV公交车1的站点的情况下,有可能变成EV公交车1的乘务员和管理EV公交车1的运行的工作人员以外的、不确定的多数人能够操作该充电装置2的状态。因此,在本实施方式中,充电装置2具有将该充电装置2的操作部设为不可操作的状态的操作禁止机构(例如,上锁)。由此,充电装置2能够防止EV公交车1的乘务员和管理EV公交车1的运行的工作人员以外的、不确定的多数人操作该充电装置2的操作部。
这样,根据第三实施方式所涉及的充电系统,当充电装置2发生了异常时,即使EV公交车1的乘务员不从EV公交车1下车进行使充电装置2从异常恢复的作业,也能够使充电装置2从异常恢复。
如上所述,根据第一至第三实施方式,能够防止在可对停靠在规定区域R的EV公交车1充电的充电装置2以外的其他充电装置2中,进行用于对EV公交车1充电的动作。
虽然对本发明的几个实施方式进行了说明,但是这些实施方式是作为例子提出的,并非旨在限定发明的保护范围。这些新颖的实施方式能够以其他各种方式实施,在不偏离发明宗旨的范围内,可以进行各种省略、替换、变更。这些实施方式或其变形包含在发明的保护范围或宗旨中,并且,包含在权利要求书所记载的发明和其等同的保护范围内。
Claims (10)
1.一种充电系统,包括车辆以及充电装置,其中,
所述充电装置具备:
第一通信部,与所述车辆进行无线通信,发送所述充电装置的识别符;
第二通信部,与所述车辆进行无线通信,接收指示开始或结束对所述车辆的电力供给的指示信息;以及
供给部,设置成能够按照接收的所述指示信息,对位于规定区域的所述车辆供给电力;
所述车辆具备:
蓄电功能部;
驱动部,通过从所述蓄电功能部放出的电力来驱动所述车辆;
受电部,设置成能够接收从所述供给部供给的电力;
充电控制部,通过由所述受电部接收的电力对所述蓄电功能部进行充电;
第三通信部,与以所述车辆为基准位于比所述规定区域小的第一范围内的所述第一通信部进行无线通信,接收所述识别符;以及
第四通信部,对以所述车辆为基准位于比所述第一范围大的第二范围内的、通过由所述第三通信部接收的所述识别符识别出的所述充电装置的所述第二通信部,发送所述指示信息。
2.根据权利要求1所述的充电系统,其中,
所述第一通信部与所述车辆进行无线通信,与所述识别符一并发送能够确定所述充电装置的规格的充电装置信息,
当由所述第三通信部与所述识别符一并接收的所述充电装置信息所表示的所述充电装置的规格不是能够对所述蓄电功能部充电的所述充电装置的规格时,所述第四通信部不与通过该识别符识别出的所述充电装置的所述第二通信部进行无线通信。
3.根据权利要求1或2所述的充电系统,其中,
在所述第四通信部对所述充电装置发送指示开始对所述蓄电功能部的充电的所述指示信息之后,直到对所述蓄电功能部的充电结束为止,所述第三通信部不与所述第一通信部进行无线通信。
4.根据权利要求1至3中任一项所述的充电系统,其中,
所述第四通信部每隔规定时间接收所述识别符,并且在所述规定时间内接收的多个所述识别符是规定的识别符且是相同的所述识别符时,判断为接收到所述识别符。
5.根据权利要求4所述的充电系统,其中,
当接收到与所述识别符不同的数据形式的识别符时,所述第三通信部不获取该识别符,当在所述规定时间内接收的其他的多个所述识别符是规定的识别符且是相同的所述识别符时,所述第三通信部判断为接收到所述识别符。
6.根据权利要求1至5中任一项所述的充电系统,其中,
当所述车辆的行驶速度小于等于规定速度时,所述第三通信部与所述第一通信部进行无线通信,并且,当所述车辆的行驶速度大于规定速度时,所述第三通信部不与所述第一通信部进行无线通信。
7.根据权利要求1至6中任一项所述的充电系统,其中,
进一步具备检测部,所述检测部检测所述供给部的温度,
当通过所述检测部检测出的温度超过第一温度时,所述供给部禁止对所述车辆的电力供给,并且,在禁止对所述车辆的电力供给之后,当通过所述检测部检测出的温度小于等于比所述第一温度低的第二温度时,所述供给部允许对所述车辆的电力供给。
8.根据权利要求1至7中任一项所述的充电系统,其中,
进一步具备异常检测部,所述异常检测部检测所述充电装置的异常,
当通过所述异常检测部检测出所述充电装置的异常时,所述第四通信部向所述第二通信部发送指示所述充电装置初始化的复位信号。
9.根据权利要求8所述的充电系统,其中,
所述充电装置进一步具备控制部,当通过所述异常检测部检测出所述充电装置的异常、并且与所述第四通信部的无线通信中断时,所述控制部对所述充电装置进行初始化。
10.根据权利要求1至9中任一项所述的充电系统,其中,
所述第一范围在所述车辆的上方。
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Also Published As
Publication number | Publication date |
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JP2018074711A (ja) | 2018-05-10 |
US20200047636A1 (en) | 2020-02-13 |
EP3533657A4 (en) | 2020-07-08 |
WO2018079679A1 (ja) | 2018-05-03 |
EP3533657A1 (en) | 2019-09-04 |
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