CN105471075A - 一种电动车光伏充电单元 - Google Patents
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
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- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION 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
- B60L53/00—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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION 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
- B60L53/00—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
- B60L53/60—Monitoring or controlling charging stations
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- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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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
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
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- Y02T10/00—Road transport of goods or passengers
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- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
- Y02T90/167—Systems 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]
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- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/12—Monitoring or controlling equipment for energy generation units, e.g. distributed energy generation [DER] or load-side generation
- Y04S10/126—Monitoring or controlling equipment for energy generation units, e.g. distributed energy generation [DER] or load-side generation the energy generation units being or involving electric vehicles [EV] or hybrid vehicles [HEV], i.e. power aggregation of EV or HEV, vehicle to grid arrangements [V2G]
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- Y04S30/00—Systems supporting specific end-user applications in the sector of transportation
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Abstract
一种电动车光伏充电单元,属于太阳能发电技术领域,主体结构包括光伏电池、充放电控制器、站载终端、逆变器、蓄能电池、远程终端、充电端口、充电桩、变压/整流器,所述充放电控制器与光伏电池、站载终端、蓄能电池、逆变器分别通过相应的信号线和导线相连;充电桩与蓄能电池、充电端口之间通过导线相连;站载终端、远程终端无线通讯;变压/整流器的输入端接入电网,输出端连接蓄能电池;逆变器的输入端经过充放电控制器间接的与光伏电池相连,输出端连接电网并向其供电。本光伏充电单元可将太阳能转化为电能储存,对电网削峰填谷,为电动车充电或从电动车获取电能,可以实现电动车之间电能互换,并可实现远程控制和多种电费支付功能。
Description
技术领域
本发明属于太阳能发电技术领域,涉及一种电动车光伏充电单元。
背景技术
随着我国社会经济的发展,传统的粗放式能源消费方式对生态环境造成了巨大的损害,同时也严重制约了社会经济的可持续发展。现今需要寻找一种可再生能源来解决日益严重的能源问题。太阳能作为地球上最主要的能源来源,由于其具有取之不尽、绿色环保、安全可靠等特点,越来越受到人们的重视。现今利用太阳能的主要途径是基于“光生伏特效应”原理,实现光电转换。目前研究和应用最广泛并且技术已经相对成熟的太阳能电池是硅太阳能电池,其最高效率可达到25%,但是传统建设的太阳能电站往往功能单一、能源调度困难、效率低下,不能很好地利用太阳能电池板所输出的电能。随着我国加大新能源汽车的扶持力度,电动汽车数量每年大幅度增长,如何全方位的利用电动汽车这个大的蓄能电池网络以及合理地对电动汽车进行充放电并提高其使用寿命成为亟待解决的问题。光伏充电单元光照时的供电功能,利用传统的电表计费然后结算,不仅采购电表需要大笔的资金,同时也消耗很大的人力来进行后期数据更新。未来的光伏充电站势必要形成一个大的分布式能源网络,每个光伏充电站都是这个网络的一个单元,该网络必须要有远程终端群管群控。本发明将很好地解决上述问题。
通过查新,与本发明有关光伏生电并给电动汽车充电的专利很多,如专利[1]林冰蒜,曾国强.光伏智能充电站.ZL201020286460.2;专利[2]王旬耀,赵应应.一种风能、太阳能及市电互补的电动汽车充电系统.ZL201210439711.X;专利[3]张翠,张永兵.太阳能路灯与电动汽车充电站的一体化系统.ZL201210441926.5;专利[4]梁涛年.一种太阳能与市电互补的电动汽车充电站,ZL201210492644.8;等等。专利[2]、[4]均将光伏电池发电并网,专利[1]、[3]没有并网。专利[1]、[3]、[4]均具有蓄能电池及相应的控制系统。专利[2]不设置蓄能电池,对电网没有削峰填谷作用,同时在阴天且电网断电的情况下,该专利所描述充电站将不能工作。专利[3]虽具有蓄能电池却没有并网,蓄能电池无法从市网获取电能;另外专利[3]所述光伏电池产生电能的一部分储存在路灯的蓄能电池,其余电能用于电动汽车充电。专利[4]具有蓄能电池并且能够并网,但蓄能电池不能从市网获取电能。
总之与本发明有关的专利均未涉及光伏发电系统对电网的削峰填谷的作用;电动汽车充电站仅仅满足了对电动汽车充电的基本功能,并没有充分的利用电动汽车的蓄能电池储电并实现电动汽车互换电、互充电;另外对光伏充电充放电计费问题,未提供一套简单可行的操作方案。本发明提出了一种电动车光伏充电单元,可解决已有充电站的上述问题。本发明利用太阳能发电,采用高比能量的蓄能电池储电,可为电动汽车充电,电网用电高峰时为电网供电,电网用电低峰时可从电网吸收电能为蓄能电池充电,对电网具有削峰填谷的作用,其太阳能利用效率高;其采用先进的无线控制以及无线支付功能,方便快捷,提高了光伏充电单元的工作效率;该光伏充电单元利用充放电控制器对充电桩的控制,不仅可以实现对电动汽车充电,也可实现电动汽车间的换能,同时电动汽车的能量可以回馈到蓄能电池,也可由充放电控制器控制经逆变器回馈到电网,这样将来电动汽车所载电池也可以看成是光伏电站储能电池的拓展和延伸;该光伏电站单元分布于各处,以远程终端总控形成庞大的光伏充换电网络,成为未来能源供给的一种解决方案。
发明内容
针对上述的问题,本发明的目的在于更好地利用光伏阵列所输出的电能;全方位的利用电动汽车的蓄能电池网络以及合理地对电动汽车进行充放电;利用互联网支付体系,开发相应的客户端软件使得光伏充电单元与电动汽车之间的充放电更加便捷。
为解决上述技术问题,本发明提出一种电动车光伏充电单元,主体结构包括光伏电池、充放电控制器、站载终端、逆变器、蓄能电池、远程终端、充电桩、变压/整流器。光伏电池是一组串并联光伏阵列,以导线与充放电控制器联接,充放电控制器通过导线与逆变器、蓄能电池联接,通过信号线与逆变器、变压/整流器、蓄能电池、充电桩、站载终端联接;逆变器以导线与电网联接,电能可由充放电控制器经逆变器变为交流电能为电网供电;蓄能电池以导线与充电桩和变压/整流器相连,变压/整流器与电网相接,充电桩上设有充电端口A、充电端口B,充电桩与充电端口之间通过导线相连。
其中所述光伏电池是一组串并联光伏阵列,以导线与充放电控制器联接,将光能转化为直流电能,传送到充放电控制器。充放电控制器采用具有高速处理能力的数字信号处理器DSP作为主控芯片,通过导线与逆变器、蓄能电池联接,通过信号线与逆变器、变压/整流器、蓄能电池、充电桩、站载终端联接。直流电能可由充放电控制器经导线到储能电池,也可由储能电池经导线到充放电控制器。充放电控制器通过信号线监控逆变器、变压/整流器、蓄能电池、充电桩工作,并受站载终端控制,同时状态数据在站载终端显示和存储。站载终端可现场人工操作控制以及提供刷卡支付功能,并与远程终端无线通讯,接受更高级的远程终端的协调控制,进而操控充放电控制器。蓄能电池用于电能储存和释放,可使用铅酸电池、锂离子电池等,以导线与充电桩和变压/整流器相连,变压/整流器与电网相接,电网上的交流电能可经过变压/整流器变为直流电能储存到蓄能电池;直流电能可由蓄能电池经导线到充电桩或由充电桩经导线到蓄能电池。充电桩上设有充电端口A、充电端口B,可同时为两辆电动汽车服务,当然也可以多设充电端口为更多电动汽车服务,这要视场地和光伏电站的功率而定。直流电能可从蓄能电池经充电桩到充电端口;也可由电动汽车经充电端口到充电桩,进而到蓄能电池;也可以经充电桩在充电端口A、充电端口B间流动互换。
所述充放电控制器除具有孤岛检测、控制并网运行、最大功率点跟踪的功能外,还作为储能电池管理系统,在检测蓄能电池电压和电流的同时接受充电桩检测的电动汽车电压信号自动匹配电动汽车电池充电电压,同时具有监控系统、用电计费功能并可通过站载终端和远程终端接受操作员的控制信号,方便快捷;远程终端具有无线支付功能,既能定期统计光伏充电单元电能效益并付入相应的账号,也能单笔结算操作员充放电需求,同时可远程监控光伏充电单元运行;站载终端可现场监控光伏充电单元并可刷卡支付电费。
本发明通过远程终端可远程监控光伏充电单元工作并实现电费网上在线支付或手机无线支付,远程终端具有光伏充电单元的最高控制权,可实现分布式光伏充电单元的群控;站载终端可现场监控光伏充电单元,同时可刷卡支付;站载终端和远程终端协同工作,使光伏充电单元工作更加可靠,使得与光伏发电分配、电动汽车充放电、蓄能电池从电网充电相关的费用计算和支付更加便捷。
本发明蓄能电池不仅能通过变压/整流器从电网获取电能向充电桩供电,也可以经充放电控制器、逆变器向电网供电,实现电网用电高峰时从光伏充电单元补充电能、用电低谷时为光伏充电单元提供电能的削峰填谷作用。
本发明充电桩可经过充放电控制器的自检功能,智能地从蓄电池或光伏电池获取电能,为电动汽车充电。
本发明的充电桩可从电动汽车吸收电能,将电动汽车的电能储存到蓄能电池,进而可经过充放电控制器、逆变器回馈电网;也可以直接实现电动汽车之间的电能互换。
本发明与现有技术相比具有以下优点:利用太阳能发电,采用蓄能电池储电,对电网具有削峰填谷的作用,其太阳能利用效率高;无线控制、无线支付功能同现场操作、刷卡支付并行存在,方便操作员控制,为客户提供便捷的支付方式,提高了光伏充电单元的工作效率;充电桩具有用户电压自检测与匹配功能可适应各种型号的电动汽车;该光伏充电单元利用充放电控制器对充电桩的控制,不仅可以实现对电动汽车的充电,也可实现电动汽车间的单独换能,同时电动汽车的能量可以回馈到蓄能电池,也可由充放电控制器控制经逆变器回馈到电网。
附图说明
附图为本发明的系统原理框图。
具体实施方式
如附图所示,本发明主体结构包括光伏电池1、充放电控制器2、站载终端3、逆变器4、蓄能电池5、远程终端6、充电桩10、变压/整流器9。光伏电池1是一组串并联光伏阵列,以导线与充放电控制器2联接,将光能转化为直流电能,传送到充放电控制器2;充放电控制器2应用具有高速处理能力的数字信号处理器DSP作为主控芯片,通过导线与逆变器4、蓄能电池5联接,通过信号线与逆变器4、变压/整流器9、蓄能电池5、充电桩10、站载终端3联接;逆变器4以导线与电网8联接,电能可由充放电控制器2经逆变器4变为交流电能为电网8供电;直流电能可由充放电控制器2经导线到储能电池5,也可由储能电池5经导线到充放电控制器2。充放电控制器2通过信号线监控逆变器4、变压/整流器9、蓄能电池5、充电桩10工作,并受站载终端3控制,同时状态数据在站载终端3显示和存储。站载终端3可现场人工操作控制以及提供刷卡支付功能,并与远程终端6无线通讯,接受更高级的远程终端6的协调控制,进而操控充放电控制器2。蓄能电池5用于电能储存和释放,可使用铅酸电池、锂离子电池等,以导线与充电桩10和变压/整流器9相连,变压/整流器9与电网8相接,电网8上的交流电能可经过变压/整流器9变为直流电能储存到蓄能电池5;直流电能可由蓄能电池5经导线到充电桩10或由充电桩10经导线到蓄能电池5。充电桩10上设有充电端口A7、充电端口B11,充电桩与充电端口之间通过导线相连,可同时为两辆电动汽车服务,当然也可以多设充电端口为更多电动汽车服务,这要视场地和光伏电站的功率而定。直流电能可从蓄能电池5经充电桩10到充电端口;也可由电动汽车经充电端口到充电桩10,进而到蓄能电池5;也可以经充电桩10在充电端口A7、充电端口B11间流动互换。
所述充放电控制器2除具有孤岛检测、控制并网运行、最大功率点跟踪的功能外,还作为储能电池5管理系统,在检测蓄能电池5电压和电流的同时接受充电桩10检测的电动汽车电压信号自动匹配电动汽车电池充电电压,同时具有监控系统、用电计费功能并可通过站载终端3和远程终端6接受操作员的控制信号,方便快捷;远程终端6具有无线支付功能,既能定期统计光伏充电单元电能效益并付入相应的账号,也能单笔结算操作员充放电需求,同时可远程监控光伏充电单元运行;站载终端3可现场监控光伏充电单元并可刷卡支付电费。
本发明通过远程终端6可远程监控光伏充电单元工作并实现电费网上在线支付或手机无线支付,远程终端6具有光伏充电单元的最高控制权,可实现分布式光伏充电单元的群控;站载终端3可现场监控光伏充电单元,同时可刷卡支付;站载终端3和远程终端6协同工作,使光伏充电单元工作更加可靠,使得与光伏发电分配、电动汽车充放电、蓄能电池5从电网8充电相关的费用计算和支付更加便捷。
本发明蓄能电池5不仅能通过变压/整流器9从电网8获取电能向充电桩10供电,也可以经充放电控制器2、逆变器4向电网8供电,实现电网8用电高峰时从光伏充电单元补充电能、用电低谷时为光伏充电单元提供电能的削峰填谷作用。
本发明充电桩10可经过充放电控制器2的自检功能,智能地从蓄电池5或光伏电池1获取电能,为电动汽车充电。
本发明的充电桩10可从电动汽车吸收电能,将电动汽车的电能储存到蓄能电池5,进而可经过充放电控制器2、逆变器4回馈电网8;也可以直接实现电动汽车之间的电能互换。以上所述,仅是本发明的较佳实施例,并非对本发明作任何限制,在不脱离本发明的创造构思的前提下,针对本发明做出的若干变形和改进,这些都属于本发明的保护范围。
Claims (2)
1.一种电动车光伏充电单元,其特征在于:主体结构包括光伏电池(1)、充放电控制器(2)、站载终端(3)、逆变器(4)、蓄能电池(5)、远程终端(6)、充电桩(10)、变压/整流器(9),所述光伏电池(1)是一组串并联光伏阵列,以导线与充放电控制器(2)联接,充放电控制器(2)通过导线与逆变器(4)、蓄能电池(5)联接,通过信号线与逆变器(4)、变压/整流器(9)、蓄能电池(5)、充电桩(10)、站载终端(3)联接,逆变器(4)以导线与电网(8)联接,蓄能电池(5)以导线与充电桩(10)和变压/整流器(9)相连,变压/整流器(9)与电网(8)相接,充电桩(10)上设有充电端口A(7)、充电端口B(11)。
2.根据权利要求1所述的一种电动车光伏充电单元,其特征在于:所述充放电控制器(2)采用具有高速处理能力的数字信号处理器DSP作为主控芯片。
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106042958A (zh) * | 2016-06-06 | 2016-10-26 | 江苏建筑职业技术学院 | 一种商业区公共场所带有太阳能板电动汽车充电装置及其控制系统 |
CN106740202A (zh) * | 2016-12-21 | 2017-05-31 | 国网冀北电力有限公司电力科学研究院 | 充电、馈电一体化的v2g电动汽车充电系统 |
CN107834685A (zh) * | 2017-11-27 | 2018-03-23 | 泉州市方中圆贸易发展有限公司 | 一种太阳能直流充电桩的工作方法 |
CN108422891A (zh) * | 2018-05-08 | 2018-08-21 | 张家港清研聚晟新能源科技有限公司 | 一种离网光伏充电桩 |
CN109245259A (zh) * | 2018-08-28 | 2019-01-18 | 开沃新能源汽车集团有限公司 | 一种利用光伏系统的燃料电池联调实验台架 |
CN109910720A (zh) * | 2019-04-10 | 2019-06-21 | 华盛新能源科技(深圳)有限公司 | 一种新型储能移动补电车 |
CN111775756A (zh) * | 2020-06-24 | 2020-10-16 | 深圳科士达科技股份有限公司 | 一种光储充微网系统及其控制方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20120249065A1 (en) * | 2011-04-01 | 2012-10-04 | Michael Bissonette | Multi-use energy management and conversion system including electric vehicle charging |
CN102801201A (zh) * | 2012-09-14 | 2012-11-28 | 南开大学 | 光伏充电桩自动控制系统 |
CN103078360A (zh) * | 2012-10-29 | 2013-05-01 | 中国电力科学研究院 | 规模化电动汽车集群供电系统 |
CN205544533U (zh) * | 2016-01-14 | 2016-08-31 | 青岛大学 | 一种电动车光伏充电单元 |
-
2016
- 2016-01-14 CN CN201610020683.6A patent/CN105471075A/zh active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20120249065A1 (en) * | 2011-04-01 | 2012-10-04 | Michael Bissonette | Multi-use energy management and conversion system including electric vehicle charging |
CN102801201A (zh) * | 2012-09-14 | 2012-11-28 | 南开大学 | 光伏充电桩自动控制系统 |
CN103078360A (zh) * | 2012-10-29 | 2013-05-01 | 中国电力科学研究院 | 规模化电动汽车集群供电系统 |
CN205544533U (zh) * | 2016-01-14 | 2016-08-31 | 青岛大学 | 一种电动车光伏充电单元 |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106042958A (zh) * | 2016-06-06 | 2016-10-26 | 江苏建筑职业技术学院 | 一种商业区公共场所带有太阳能板电动汽车充电装置及其控制系统 |
CN106740202A (zh) * | 2016-12-21 | 2017-05-31 | 国网冀北电力有限公司电力科学研究院 | 充电、馈电一体化的v2g电动汽车充电系统 |
CN107834685A (zh) * | 2017-11-27 | 2018-03-23 | 泉州市方中圆贸易发展有限公司 | 一种太阳能直流充电桩的工作方法 |
CN108422891A (zh) * | 2018-05-08 | 2018-08-21 | 张家港清研聚晟新能源科技有限公司 | 一种离网光伏充电桩 |
CN109245259A (zh) * | 2018-08-28 | 2019-01-18 | 开沃新能源汽车集团有限公司 | 一种利用光伏系统的燃料电池联调实验台架 |
CN109910720A (zh) * | 2019-04-10 | 2019-06-21 | 华盛新能源科技(深圳)有限公司 | 一种新型储能移动补电车 |
CN111775756A (zh) * | 2020-06-24 | 2020-10-16 | 深圳科士达科技股份有限公司 | 一种光储充微网系统及其控制方法 |
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