CN116896101B - 基于电网中台数据的充电桩v2g改造代替台区增容补点方法 - Google Patents

基于电网中台数据的充电桩v2g改造代替台区增容补点方法 Download PDF

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CN116896101B
CN116896101B CN202310428356.4A CN202310428356A CN116896101B CN 116896101 B CN116896101 B CN 116896101B CN 202310428356 A CN202310428356 A CN 202310428356A CN 116896101 B CN116896101 B CN 116896101B
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power grid
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CN116896101A (zh
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林恺丰
汪志奕
张波
瞿迪庆
童力
刘一航
沈然
郑庆
胡江荣
赵凯美
吕齐
秦威南
朱泽厅
卢意
章童雨
杨怀仁
陈志华
陆路
宋晨超
许万全
李熙来
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Jinhua Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
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Jinhua Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00Circuit arrangements for ac mains or ac distribution networks
    • H02J3/28Arrangements for balancing of the load in a network by storage of energy
    • H02J3/32Arrangements for balancing of the load in a network by storage of energy using batteries with converting means
    • H02J3/322Arrangements for balancing of the load in a network by storage of energy using batteries with converting means the battery being on-board an electric or hybrid vehicle, e.g. vehicle to grid arrangements [V2G], power aggregation, use of the battery for network load balancing, coordinated or cooperative battery charging
    • 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
    • B60L55/00Arrangements for supplying energy stored within a vehicle to a power network, i.e. vehicle-to-grid [V2G] arrangements
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00001Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by the display of information or by user interaction, e.g. supervisory control and data acquisition systems [SCADA] or graphical user interfaces [GUI]
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00002Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by monitoring
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00032Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00Circuit arrangements for ac mains or ac distribution networks
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00Circuit arrangements for ac mains or ac distribution networks
    • H02J3/008Circuit arrangements for ac mains or ac distribution networks involving trading of energy or energy transmission rights
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J2203/00Indexing scheme relating to details of circuit arrangements for AC mains or AC distribution networks
    • H02J2203/10Power transmission or distribution systems management focussing at grid-level, e.g. load flow analysis, node profile computation, meshed network optimisation, active network management or spinning reserve management

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Human Computer Interaction (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)

Abstract

本发明公开了基于电网中台数据的充电桩V2G改造代替台区增容补点方法,包括步骤S1:通过电网中台数据查询预设对象的居民负荷占比大于预设比例的台区清单,以获得居民负荷为主的台区清单。本发明公开的基于电网中台数据的充电桩V2G改造代替台区增容补点方法,通过利用电网大数据结合移动运营商大数据识别存在夏季变压器重过载可能的配电台区及解决重过载问题所需的容量,在此基础上识别居民充电桩、运营充电桩的容量及用户的充电习惯,匹配出适合用充电桩V2G改造及合适策略改造代替台区增容补点,解决夏季晚间变压器重过载问题的台区清单及充电桩V2G改造点位。

Description

基于电网中台数据的充电桩V2G改造代替台区增容补点方法
技术领域
本发明属于V2G改造代替台区增容补点技术领域,具体涉及一种基于电网中台数据的充电桩V2G改造代替台区增容补点方法。
背景技术
近几年电动汽车的保有量也快速攀升,电动车对电力的需求也越来越大,原有的配电台区在接入充电桩、空调等用电设备后,往往会引起台区的季节性重载、超载,夏季7-9月份晚间变压器重载、超载情况明显,单纯的增容补点增加承载力一方面会引起春秋季节的轻载引起过多的变压器铁损,另一方面变压器改造、新增成本过高,往往需要数十万,且部分地段政策处理困难,无法满足改造、新增带来的占地需求。
因此,针对上述问题,予以进一步改进。
发明内容
本发明的主要目的在于提供基于电网中台数据的充电桩V2G改造代替台区增容补点方法,通过利用电网大数据结合移动运营商大数据识别存在夏季变压器重过载可能的配电台区及解决重过载问题所需的容量,在此基础上识别居民充电桩、运营充电桩的容量及用户的充电习惯,匹配出适合用充电桩V2G改造及合适策略改造代替台区增容补点,解决夏季晚间变压器重过载问题的台区清单及充电桩V2G改造点位,协同新能源汽车用户在夏季晚间7-10点用电高峰期向电网放电,从而增强台区的弹性,减少增容引起的成本及变压器带来的损耗。此改造方法同样也为新型电力系统环境下电网抵御恶劣天气提供的解决方案和调配手段。
为达到以上目的,本发明提供一种基于电网中台数据的充电桩V2G改造代替台区增容补点方法,包括以下步骤:
步骤S1:通过电网中台数据查询预设对象的居民负荷占比大于预设比例(优选为80%)的台区清单,以获得居民负荷为主的台区清单;
步骤S2:通过分别计算居民负荷为主的台区清单的春、秋季电量同比增幅比例和同地理位置移动运营商基站晚间用户的同比增幅比例,并且最近一年夏季的台区用电负荷数据和同期天气数据,以推算出台区清单本年夏季的用电高峰预期数据(对应台区、对应天气的夏季用电负荷、最大负荷以及晚间时段最高用电量);
步骤S3:通过台区清单本年夏季的用电高峰预期数据和对应变压器容量,预测获得本年夏季的容量缺口数据,获取预期本年夏季重载的台区清单;
步骤S4:通过本年夏季重载的台区清单的容量缺口数据,换算需要进行V2G改造的充电桩数量和容量;
步骤S5:结合电网中台用户信息表获得本年夏季重载的台区清单的所有充电桩数据,并且通过链接查询各新能源车辆管理APP(互联网大区)中包括用车习惯数据(夏季晚间高峰19pm-22pm时段内新能源车是否在桩)和车辆蓄电池容量的数据,以形成对应台区的优选V2G改造用户清单;
步骤S6:通过与优选V2G改造用户清单经过收益计算处理后进行V2G充电桩改造,在电网营销系统中对对应用户标记V2G充电桩属性并且同步更新电网中台用户信息表,然后通过需求侧响应平台对接改造过的V2G充电桩的新能源车辆管理APP(互联网大区)的可邀约属性;
步骤S7:需求侧响应平台或配电台区融合终端的需求侧响应APP获取台区实时负载数据、结合天气的负载预期数据(互联网大区)和新能源车辆管理APP中易重载超载台区下的V2G资源(反充容量及剩余电量),从而计算最优的车载电池V2G反充电或有序用电策略;
步骤S8:通过需求侧响应平台直接或由需求侧响应平台告知配电台区融合终端,下达车载电池V2G反充电或有序用电策略对应的邀约请求(反充功率及时段以及补贴金额)至新能源车辆管理APP,车主进行邀约确认后,需求侧响应平台或配电台区融合终端按照邀约确认情况调整削峰策略。
作为上述技术方案的进一步优选的技术方案,步骤S1的电网中台数据包括中台表低压用户日电量。
作为上述技术方案的进一步优选的技术方案,步骤S2中的台区用电负荷数据的采集频率为15分钟。
作为上述技术方案的进一步优选的技术方案,步骤S5的用车习惯数据包括第二预设时间段内的19pm-22pm时段内新能源车是否在桩。
作为上述技术方案的进一步优选的技术方案,步骤S7的反充邀约请求包括反充功率、时段和补贴金额。
为达到以上目的,本发明还提供一种需求侧响应平台,包括存储器、处理器及存储在存储器上并可在处理器上运行的计算机程序,所述处理器执行所述程序时实现所述基于电网中台数据的充电桩V2G改造代替台区增容补点方法的步骤。
为达到以上目的,本发明还提供一种配电台区融合终端,其上存储有计算机程序,该计算机程序被处理器执行时实现所述基于电网中台数据的充电桩V2G改造代替台区增容补点方法的步骤。
具体实施方式
以下描述用于揭露本发明以使本领域技术人员能够实现本发明。以下描述中的优选实施例只作为举例,本领域技术人员可以想到其他显而易见的变型。在以下描述中界定的本发明的基本原理可以应用于其他实施方案、变形方案、改进方案、等同方案以及没有背离本发明的精神和范围的其他技术方案。
在本发明的优选实施例中,本领域技术人员应注意,本发明所涉及的V2G等可被视为现有技术。
优选实施例。
本发明公开了一种基于电网中台数据的充电桩V2G改造代替台区增容补点方法,包括以下步骤:
步骤S1:通过电网中台数据查询预设对象的居民负荷占比大于预设比例(优选为80%)的台区清单,以获得居民负荷为主的台区清单;
步骤S2:通过分别计算居民负荷为主的台区清单的春、秋季电量同比增幅比例和同地理位置移动运营商基站晚间用户的同比增幅比例,并且最近一年夏季的台区用电负荷数据和同期天气数据,以推算出台区清单本年夏季的用电高峰预期数据(对应台区、对应天气的夏季用电负荷、最大负荷以及晚间时段最高用电量);
步骤S3:通过台区清单本年夏季的用电高峰预期数据和对应变压器容量,预测获得本年夏季的容量缺口数据,获取预期本年夏季重载的台区清单;
步骤S4:通过本年夏季重载的台区清单的容量缺口数据,(根据常规V2G充电桩容量(一般新能源反充功率5kW,反充时长在4h以上))换算需要进行V2G改造的充电桩数量和容量;
步骤S5:结合电网中台用户信息表(dim_cst_elec_cons_cust(是否充电桩is_cdzh=1))获得本年夏季重载的台区清单的所有充电桩数据,并且通过链接查询各新能源车辆管理APP(互联网大区)中包括用车习惯数据(夏季晚间高峰19pm-22pm时段内新能源车是否在桩)和车辆蓄电池容量的数据,以形成对应台区的优选V2G改造用户清单;
步骤S6:通过与优选V2G改造用户清单经过收益计算处理后进行V2G充电桩改造,在电网营销系统中对对应用户标记V2G充电桩属性并且同步更新电网中台用户信息表(dim_cst_elec_cons_cust(是否V2G is_v2g=1)),然后通过需求侧响应平台对接改造过的V2G充电桩的新能源车辆管理APP(互联网大区)的可邀约属性;
步骤S7:需求侧响应平台或配电台区融合终端的需求侧响应APP获取台区实时负载数据、结合天气的负载预期数据(互联网大区)和新能源车辆管理APP中易重载超载台区下的V2G资源(反充容量及剩余电量),从而计算最优的车载电池V2G反充电或有序用电策略;
步骤S8:通过需求侧响应平台直接或由需求侧响应平台告知配电台区融合终端,下达车载电池V2G反充电或有序用电策略对应的邀约请求(反充功率及时段以及补贴金额)至新能源车辆管理APP,车主进行邀约确认后,需求侧响应平台或配电台区融合终端按照邀约确认情况调整削峰策略。
具体的是,步骤S1的电网中台数据包括中台表低压用户日电量(dwd_cst_es_meter_energy_day_l)。
更具体的是,步骤S2中的台区用电负荷数据的采集频率为15分钟(对应表dwd_cst_es_e_mp_comp_curve_publ)。
进一步的是,步骤S5的用车习惯数据包括第二预设时间段内的19pm-22pm时段内新能源车是否在桩。
更进一步的是,步骤S7的反充邀约请求包括反充功率、时段和补贴金额。
对于本发明,通过以流程循环代替夏季晚间易重载、超载的居民台区清单C的变压器增容补点工程,减少工程带来的成本及铁损等损耗,并以需求侧响应电量补贴的方式为新能源车主带来收益。
对于发明,此改造和需求侧邀约方法同样也能为新型电力系统环境下电网抵御恶劣天气提供的解决方案和调配手段。
本发明还公开了一种需求侧响应平台,包括存储器、处理器及存储在存储器上并可在处理器上运行的计算机程序,所述处理器执行所述程序时实现所述基于电网中台数据的充电桩V2G改造代替台区增容补点方法的步骤。
本发明还公开了一种配电台区融合终端,其上存储有计算机程序,该计算机程序被处理器执行时实现所述基于电网中台数据的充电桩V2G改造代替台区增容补点方法的步骤。
值得一提的是,本发明专利申请涉及的V2G等技术特征应被视为现有技术,这些技术特征的具体结构、工作原理以及可能涉及到的控制方式、空间布置方式采用本领域的常规选择即可,不应被视为本发明专利的发明点所在,本发明专利不做进一步具体展开详述。
对于本领域的技术人员而言,依然可以对前述各实施例所记载的技术方案进行修改,或对其中部分技术特征进行等同替换,凡在本发明的精神和原则之内,所作的任何修改、等同替换、改进等,均应包含在本发明的保护范围。

Claims (6)

1.一种基于电网中台数据的充电桩V2G改造代替台区增容补点方法,其特征在于,包括以下步骤:
步骤S1:通过电网中台数据查询预设对象的居民负荷占比大于预设比例的台区清单,以获得居民负荷为主的台区清单;
步骤S2:通过分别计算居民负荷为主的台区清单的春、秋季电量同比增幅比例和同地理位置移动运营商基站晚间用户的同比增幅比例,并且采集最近一年夏季的台区用电负荷数据和同期天气数据,以推算出台区清单本年夏季的用电高峰预期数据,台区清单本年夏季的用电高峰预期数据为对应台区、对应天气的夏季用电负荷、最大负荷以及晚间时段最高用电量;
步骤S3:通过台区清单本年夏季的用电高峰预期数据和对应变压器容量,预测获得本年夏季的容量缺口数据,获取预期本年夏季重载的台区清单;
步骤S4:通过预期本年夏季重载的台区清单的容量缺口数据,换算需要进行V2G改造的充电桩数量和容量;
步骤S5:结合电网中台用户信息表获得预期本年夏季重载的台区清单的所有充电桩数据,并且通过链接查询各新能源车辆管理APP中包括用车习惯数据和车辆蓄电池容量的数据,以形成对应台区的优选V2G改造用户清单;其中用车习惯数据包括夏季晚间高峰19pm-22pm时段内新能源车是否在桩;
步骤S6:通过对优选V2G改造用户清单经过收益计算处理后进行V2G充电桩改造,在电网营销系统中对对应用户标记V2G充电桩属性并且同步更新电网中台用户信息表,然后通过需求侧响应平台对接改造过的V2G充电桩对应新能源车在新能源车辆管理APP中的可邀约属性;
步骤S7:需求侧响应平台获取台区实时负载数据、结合天气的负载预期数据和新能源车辆管理APP中预期本年夏季重载的台区下的V2G资源,从而计算最优的车载电池V2G反充电或有序用电策略;
步骤S8:通过需求侧响应平台直接或由需求侧响应平台告知配电台区融合终端,下达车载电池V2G反充电或有序用电策略对应的邀约请求至新能源车辆管理APP,车主进行邀约确认后,需求侧响应平台或配电台区融合终端按照邀约确认情况调整削峰策略。
2.根据权利要求1所述的一种基于电网中台数据的充电桩V2G改造代替台区增容补点方法,其特征在于,步骤S1的电网中台数据包括中台表低压用户日电量。
3.根据权利要求1所述的一种基于电网中台数据的充电桩V2G改造代替台区增容补点方法,其特征在于,步骤S2中的台区用电负荷数据的采集周期为15分钟。
4.根据权利要求1所述的一种基于电网中台数据的充电桩V2G改造代替台区增容补点方法,其特征在于,步骤S8的邀约请求包括反充功率、时段和补贴金额。
5.一种需求侧响应平台,包括存储器、处理器及存储在存储器上并可在处理器上运行的计算机程序,其特征在于,所述处理器执行所述程序时实现如权利要求1至4任一项所述基于电网中台数据的充电桩V2G改造代替台区增容补点方法的步骤。
6.一种配电台区融合终端,其上存储有计算机程序,其特征在于,该计算机程序被处理器执行时实现如权利要求1至4任一项所述基于电网中台数据的充电桩V2G改造代替台区增容补点方法的步骤。
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