CN114050644A - 一种电采暖设备参与电网互动系统 - Google Patents

一种电采暖设备参与电网互动系统 Download PDF

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CN114050644A
CN114050644A CN202111226308.4A CN202111226308A CN114050644A CN 114050644 A CN114050644 A CN 114050644A CN 202111226308 A CN202111226308 A CN 202111226308A CN 114050644 A CN114050644 A CN 114050644A
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electric heating
heating equipment
load
monitoring system
temperature controller
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蔡华
夏峰
徐石明
岳鹏
刘永春
张高山
田中利
王瑞
张运长
盛昕炜
黄月昊
刘明
邱佳
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Nari Technology Co Ltd
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Nari Technology 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
    • 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D13/00Electric heating systems
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D19/00Details
    • F24D19/10Arrangement or mounting of control or safety devices
    • F24D19/1096Arrangement or mounting of control or safety devices for electric heating systems
    • 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
    • H02J13/00006Circuit 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 information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
    • H02J13/00022Circuit 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 information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using wireless data transmission
    • 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
    • H02J13/00036Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for the elements or equipment being or involving switches, relays or circuit breakers
    • 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
    • H02J3/003Load forecast, e.g. methods or systems for forecasting future load demand
    • 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
    • H02J3/04Circuit arrangements for ac mains or ac distribution networks for connecting networks of the same frequency but supplied from different sources
    • H02J3/06Controlling transfer of power between connected networks; Controlling sharing of load between connected networks
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J2310/00The network for supplying or distributing electric power characterised by its spatial reach or by the load
    • H02J2310/10The network having a local or delimited stationary reach
    • H02J2310/12The local stationary network supplying a household or a building
    • H02J2310/14The load or loads being home appliances
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J2310/00The network for supplying or distributing electric power characterised by its spatial reach or by the load
    • H02J2310/50The network for supplying or distributing electric power characterised by its spatial reach or by the load for selectively controlling the operation of the loads
    • H02J2310/56The network for supplying or distributing electric power characterised by its spatial reach or by the load for selectively controlling the operation of the loads characterised by the condition upon which the selective controlling is based
    • H02J2310/58The condition being electrical
    • H02J2310/60Limiting power consumption in the network or in one section of the network, e.g. load shedding or peak shaving
    • 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
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/30Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
    • 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
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/30Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
    • Y02B70/3225Demand response systems, e.g. load shedding, peak shaving
    • 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
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B90/00Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02B90/20Smart grids as enabling technology in buildings sector
    • 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
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S20/00Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
    • Y04S20/20End-user application control systems
    • Y04S20/221General power management systems
    • 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
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S20/00Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
    • Y04S20/20End-user application control systems
    • Y04S20/222Demand response systems, e.g. load shedding, peak shaving
    • 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
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S20/00Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
    • Y04S20/20End-user application control systems
    • Y04S20/242Home appliances
    • 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
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S40/00Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
    • Y04S40/12Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
    • Y04S40/126Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
    • 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
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S40/00Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
    • Y04S40/12Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
    • Y04S40/128Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment involving the use of Internet protocol

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  • Computer Networks & Wireless Communication (AREA)
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Abstract

本发明公开一种电采暖设备参与电网互动系统,系统包括调度平台、电采暖监控系统和电采暖设备,以及LORA网关和/或移动通信基站;电采暖设备的温控器包括LORA和/或NB‑IOT无线通信模块,以实现电采暖设备与电采暖监控系统之间远程通信连接;当多台电采暖设备用电供暖出现电网负荷高峰状况,电采暖监控系统根据温控器采集的电采暖设备的运行状态数据进行负荷聚合,计算每台电采暖设备的可调负荷数据,并结合调度平台下发的调度指令通过LORA或NB‑IOT方式对各台区电采暖设备运行功率进行实时调控,实现电采暖设备与电网负荷状态互动,有效避免电网负荷高峰问题出现,促进电力供需平衡和电网运行安全稳定。

Description

一种电采暖设备参与电网互动系统
技术领域
本发明涉及电网设备调控技术领域,具体涉及一种电采暖设备参与电网互动系统。
背景技术
为解决迎峰度冬电网负荷缺口问题,促进新能源消纳,确保电力有序供应,促进电力供需平衡和电网运行安全稳定,利用能源互联网技术改造提升传统电网,充分利用负荷侧现有资源,调动大规模分布式电采暖(可中断负荷资源)参与电网运行调控,能够有效解决冬季电网负荷高峰问题。而传统的电采暖设备,只能实现根据环境的温度变化来实现电采暖设备的本地控制,无法与电网进行互动。
冬季多台电采暖设备共同使用,易出现电网负荷高峰问题,现有的电采暖设备只能够实现本地控制,无法实现与电网负荷状态进行互动,从而无法保证电力供需平衡和电网运行安全稳定。
发明内容
为克服现有技术中的不足,本发明提供一种电采暖设备参与电网互动系统,在各供电台区的电采暖设备与电采暖监控系统之间建立远程通信连接,便于电采暖监控系统对电采暖设备进行远程监控,保证电力供需平衡和电网运行安全稳定。
本发明的目的通过以下技术方案实现:
一种电采暖设备参与电网互动系统,包括调度平台、电采暖监控系统和部署于多个供电台区的电采暖设备,还包括LORA网关和/或移动通信基站,所述电采暖设备包括温控器,温控器包括LORA无线通信模块和/或NB-IOT无线通信模块;
温控器通过LORA无线通信模块经LORA网关与电采暖监控系统连接通信,和/或,温控器通过NB-IOT无线通信模块经移动通信基站与电采暖监控系统连接通信;
温控器采集电采暖设备的运行状态数据传输至电采暖监控系统,电采暖监控系统根据接收到的多个台区的电采暖设备运行状态数据,进行负荷聚合计算,得到各台区的可调负荷数据;电采暖监控系统根据所述可调负荷数据以及调度平台下发的调度指令,按照预设的调控策略,确定各台区电采暖设备的负荷调节量,并根据所述负荷调节量向相应台区的温控器传输调控指令;
温控器接收所述调控指令,根据调控指令控制电采暖设备的运行。
本发明的系统架构特别是通信方式设计,可实现电采暖设备参与电网负荷状态互动,以及由电采暖监控系统对多个台区电采暖设备进行统筹控制,包括对电采暖设备的单独控制、分组控制或者全部控制等多种控制类型,能够有效解决冬季电网负荷高峰问题。
可选的,所述电采暖监控系统根据接收到的多个台区的电采暖设备运行状态数据,进行负荷聚合计算,包括:
按照电采暖设备的类型、可调容量、响应时间、持续时间中一种或多种特征的组合,进行实时负荷聚合,得到各台区的实时可调负荷数据,以及面向指定调度需求的负荷资源聚合模型;其中,所述指定调度需求包括电网调峰调度需求、电网调频调度需求、电网备用调度需求和/或区域电力平衡调度需求;
根据所述负荷资源聚合模型,以设定的周期对各台区温控器上送的电采暖设备运行状态数据进行统计,基于统计结果进行负荷预测,得到各台区可调负荷预测数据。
后续电采暖监控系统可根据实时可调负荷数据以及可调负荷预测数据进行各台区负荷调节量在不同时间尺度范围的计算,完善调控方案。
电采暖监控系统的调控策略可以根据调度下发的负荷调控需求,对负荷进行分解计算得到每台电采暖的输出功率和使用时段,来做出全台区温控器调控,分区域温控器调控,单用户温控器调控,达到负荷调控的目标。
可选的,所述LORA网关与电采暖监控系统之间采用无线4G专网通信,LORA网关具有4G专网通信功能,LORA网关完成电采暖设备与电采暖监控系统之间双向数据交换传输工作。
可选的,所述温控器通过继电器控制电采暖设备的供电回路的开断。
可选的,所述温控器周期性发送电采暖设备的运行状态数据至电采暖监控系统,所述运行状态数据包括实时计量数据,保证了电采暖监控系统获取到的电采暖设备实时计量数据和运行状态数据真实有效。
可选的,所述实时计量数据包括电压、电流、有功功率、无功功率、功率因数和有功电能示值数据。
可选的,所述运行状态数据还包括电采暖设备的运行环境温度、开关时间、累计使用时间、开关状态、通信状态和运行模式数据。
可选的,电采暖监控系统(2)与调度平台(1)之间通过正反向隔离装置连接通信。正反向隔离装置采用现有技术。
与现有技术相比,本发明的有益效果是:
本发明通过在电采暖设备端温控器内部设有LORA和/或NB-IOT无线通信模块,再通过LORA网关和/或移动通信基站,实现电采暖设备与电采暖监控系统之间远程数据交换,当多个台区的电采暖设备用电供暖出现电网负荷高峰状况,电采暖监控系统可根据各台区温控器上送的电采暖设备运行状态数据进行负荷聚合计算,并结合调度平台下发的调度指令,按照预设的调控策略,确定对台区电采暖设备的调控方案,然后通过LORA和/或NB-IOT的远程通信方式对电采暖设备工作功率进行实时调控,实现了电采暖设备与电网负荷状态互动,能够有效避免电网负荷高峰问题出现,促进电力供需平衡和电网运行安全稳定。
附图说明
图1是本发明电采暖设备参与电网互动系统的一种实施例架构示意图;
图2是本发明实施例提供的电采暖温控器与电采暖监控系统之间采用LORA通信方式通信连接原理框图;
图3是本发明实施例提供的电采暖温控器与电采暖监控系统之间采用NB-IOT通信方式连接原理框图;
图中:1、调度平台;2、电采暖监控系统;3、移动通信基站;4、LORA网关;5、温控器;6、电采暖设备。
具体实施方式
下面结合附图对本发明作进一步描述。以下实施例仅用于更加清楚地说明本发明的技术方案,而不能以此来限制本发明的保护范围。
在本发明的描述中,需要理解的是,术语“中心”、“纵向”、“横向”、“上”、“下”、“前”、“后”、“左”、“右”、“竖直”、“水平”、“顶”、 “底”、“内”、“外”等指示的方位或位置关系为基于附图所示的方位或位置关系,仅是为了便于描述本发明和简化描述,而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作,因此不能理解为对本发明的限制。此外,术语“第一”、“第二”等仅用于描述目的,而不能理解为指示或暗示相对重要性或者隐含指明所指示的技术特征的数量。由此,限定有“第一”、“第二”等的特征可以明示或者隐含地包括一个或者更多个该特征。在本发明的描述中,除非另有说明,“多个”的含义是两个或两个以上。
LORA 是一种低功耗局域网无线标准,在同样功耗条件下比其它无线通信方式传输距离更远,LORA技术不需要建设基站,一个网关便可控制较多设备,并且布网方式较为灵活,可大幅度降低建设成本。NB-IOT是一种可在全球范围内广泛应用的新兴技术,具有覆盖广、连接多、速率快、成本低、功耗低、架构优等特点。NB-IOT支持待机时间长、对网络连接要求较高设备的高效连接。
基于以上考虑,本发明的技术构思为:结合LORA和NB-IOT的无线通信特点,在物联网建设的大环境下,选择LORA或者NB-IOT通信方式,来实现电采暖设备与电网的互动通信,进而实现电采暖设备的电力负荷参与电网互动。
实施例1
参考图1,本实施例电采暖设备参与电网互动系统,包括调度平台、电采暖监控系统和部署于多个供电台区的电采暖设备,还包括LORA网关和/或移动通信基站,所述电采暖设备包括温控器,温控器包括LORA无线通信模块和/或NB-IOT无线通信模块;
温控器通过LORA无线通信模块经LORA网关与电采暖监控系统连接通信,和/或,温控器通过NB-IOT无线通信模块经移动通信基站与电采暖监控系统连接通信;
温控器采集电采暖设备的运行状态数据传输至电采暖监控系统,电采暖监控系统根据接收到的多个台区的电采暖设备运行状态数据,进行负荷聚合计算,得到各台区的可调负荷数据;电采暖监控系统根据所述可调负荷数据以及调度平台下发的调度指令,按照预设的调控策略,确定各台区电采暖设备的负荷调节量,并根据所述负荷调节量向相应台区的温控器传输调控指令;
温控器接收所述调控指令,根据调控指令控制电采暖设备的运行。
本实施例的温控器需要具备交采计量功能,并能够通过继电器控制电采暖设备的供电回路的开断。温控器可同时或择一设置LORA无线通信模块和NB-IOT无线通信模块。
如图2所示,若选择采用LORA无线通信方式,温控器的上级需要安装LORA网关,作为温控器与电采暖监控系统的网关汇聚设备,LORA网关可以将温控器的实时运行状态数据转发给电采暖监控系统,同时可以将电采暖监控系统的调度控制命令转发给在其网络下的温控器,实现对各台区电采暖设备的单独控制、分组控制或者全部控制。LORA网关与电采暖监控系统之间采用无线4G专网通信,LORA网关具有4G专网通信功能,LORA网关完成电采暖设备与电采暖监控系统之间双向数据交换传输工作。
如图3所示,若选择采用NB-IOT通信方式,通过NB-IOT通信模块,温控器可以通过移动通信基站直接与远端的电采暖监控系统通信,实现电采暖设备实时运行状态数据的上送和远程调控指令的接收,进而实现对电采暖设备的单独控制、分组控制或者全部控制。
本实施例中,电采暖设备参与电网互动的过程包括:
温控器周期性采集电采暖设备的运行状态数据,所述运行状态数据包括实时计量数据和设备状态数据,实时计量数据包括电压、电流、有功功率、无功功率、功率因数和有功电能示值数据,设备状态数据包括电采暖设备的运行环境温度、开关时间、累计使用时间、开关状态、通信状态和运行模式数据;
温控器周期性的,如每隔5分钟,通过LORA和/或NB-IOT的远程通信方式将电采暖设备的运行状态数据传输至电采暖监控系统;
电采暖监控系统管理全部台区下温控器上送的档案信息和实时运行信息,根据各台区电采暖设备温控器实时上送的数据进行负荷聚合,实时得出每个台区的可调负荷数据,实时根据调度平台下发的调度指令,选择对各个台区下的电采暖设备的进行调控,同时根据预先拟定的调控策略,可以进行全部控制、部分控制或者单个控制的操作;
温控器通过LORA或者NB-IOT的无线通信模块接收电采暖监控系统下发的调控指令,根据调控指令通过继电器控制电采暖设备的供电回路的开断。
本实施例中,负荷聚合计算可以是,对接入的温控器负荷资源根据运行特性进行可调度潜力分析,按照资源控制类型、可调容量、响应时间、持续时间等实时聚合,整体上形成面向电网调峰、调频、备用、区域电力平衡等不同调度需求的负荷资源聚合模型。根据温控器定时上送的用能采集数据,对各个台区中的温控器的用能采集数据以5分钟的时间密度进行汇总统计,同时根据季节、天气、时间段等情况进行归类,得到负荷预测的依据数据,为负荷调控作出的策略支撑。
电采暖监控系统的调控策略可以是,根据调度下发的负荷调控需求,对负荷进行分解计算得到每台电采暖的输出功率和使用时段,来做出全台区温控器调控,分区域温控器调控,单用户温控器调控,同时评估参与调控的电采暖用户与设备的执行效果,为负荷可调潜力评估优化策略的自学习提供基础,逐步提升负荷分解的准确率,更好地达到负荷调控的目标。
在本发明的描述中,需要说明的是,除非另有明确的规定和限定,术语“安装”、“相连”、“连接”应做广义理解,例如,可以是固定连接,也可以是可拆卸连接,或一体地连接;可以是机械连接,也可以是电连接;可以是直接相连,也可以通过中间媒介间接相连,可以是两个元件内部的连通。对于本领域的普通技术人员而言,可以通过具体情况理解上述术语在本发明中的具体含义。
以上所述仅是本发明的优选实施方式,应当指出,对于本技术领域的普通技术人员来说,在不脱离本发明技术原理的前提下,还可以做出若干改进和变形,这些改进和变形也应视为本发明的保护范围。

Claims (8)

1.一种电采暖设备参与电网互动系统,包括调度平台(1)、电采暖监控系统(2)和部署于多个供电台区的电采暖设备(6),其特征在于,还包括LORA网关(4)和/或移动通信基站(3),所述电采暖设备(6)包括温控器,温控器包括LORA无线通信模块和/或NB-IOT无线通信模块;
温控器通过LORA无线通信模块经LORA网关(4)与电采暖监控系统(2)连接通信,和/或,温控器通过NB-IOT无线通信模块经移动通信基站(3)与电采暖监控系统(2)连接通信;
温控器采集电采暖设备的运行状态数据传输至电采暖监控系统,电采暖监控系统(2)根据接收到的多个台区的电采暖设备运行状态数据,进行负荷聚合计算,得到各台区的可调负荷数据;电采暖监控系统(2)根据所述可调负荷数据以及调度平台(1)下发的调度指令,按照预设的调控策略,确定各台区电采暖设备的负荷调节量,并根据所述负荷调节量向相应台区的温控器传输调控指令;
温控器接收所述调控指令,根据调控指令控制电采暖设备的运行。
2.根据权利要求1所述的电采暖设备参与电网互动系统,其特征在于,所述电采暖监控系统根据接收到的多个台区的电采暖设备运行状态数据,进行负荷聚合计算,包括:
按照电采暖设备的类型、可调容量、响应时间、持续时间中一种或多种特征的组合,进行实时负荷聚合,得到各台区的实时可调负荷数据,以及面向指定调度需求的负荷资源聚合模型;其中,所述指定调度需求包括电网调峰调度需求、电网调频调度需求、电网备用调度需求和/或区域电力平衡调度需求;
根据所述负荷资源聚合模型,以设定的周期对各台区温控器上送的电采暖设备运行状态数据进行统计,基于统计结果进行负荷预测,得到各台区可调负荷预测数据。
3.根据权利要求1所述的电采暖设备参与电网互动系统,其特征在于,所述LORA网关(4)与电采暖监控系统(2)之间采用无线4G专网通信。
4.根据权利要求1所述的电采暖设备参与电网互动系统,其特征在于,所述温控器(5)通过继电器控制电采暖设备的供电回路的开断。
5.根据权利要求1所述的电采暖设备参与电网互动系统,其特征在于,所述温控器(5)周期性发送电采暖设备(6)的运行状态数据至电采暖监控系统(2),所述运行状态数据包括实时计量数据。
6.根据权利要求5所述的电采暖设备参与电网互动系统,其特征在于,所述实时计量数据包括电压、电流、有功功率、无功功率、功率因数和有功电能示值数据。
7.根据权利要求5所述的电采暖设备参与电网互动系统,其特征在于,所述运行状态数据还包括电采暖设备的运行环境温度、开关时间、累计使用时间、开关状态、通信状态和运行模式数据。
8.根据权利要求1所述的电采暖设备参与电网互动系统,其特征在于,所述电采暖监控系统(2)与调度平台(1)之间通过正反向隔离装置连接通信。
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