CN105896607A - 一种分布式发电*** - Google Patents
一种分布式发电*** Download PDFInfo
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- CN105896607A CN105896607A CN201610415900.1A CN201610415900A CN105896607A CN 105896607 A CN105896607 A CN 105896607A CN 201610415900 A CN201610415900 A CN 201610415900A CN 105896607 A CN105896607 A CN 105896607A
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- 238000010248 power generation Methods 0.000 title claims abstract description 47
- 230000005611 electricity Effects 0.000 claims description 16
- 238000004891 communication Methods 0.000 claims description 14
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- 239000002028 Biomass Substances 0.000 claims description 3
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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
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
- H02J3/381—Dispersed generators
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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
- H02J13/00—Circuit 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
- H02J13/00001—Circuit 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]
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- H02J13/0006—
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- H02J13/0075—
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- H02J3/382—
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- H02J3/383—
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- H02J3/386—
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/76—Power conversion electric or electronic aspects
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/70—Smart grids as climate change mitigation technology in the energy generation sector
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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- Y—GENERAL 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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS 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
- 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
-
- Y—GENERAL 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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS 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
- Y04S40/00—Systems 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
- Y04S40/12—Systems 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
- Y04S40/126—Systems 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
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Abstract
本发明公开了一种分布式发电***,包括:至少一种分布式发电装置,用于将吸收的能量转化为电能并输出为直流电;逆变器,与所述至少一种分布式发电装置连接,用于将所述至少一种分布式发电装置输出的直流电转变为交流电以并入电网;数据采集单元,与所述至少一种分布式发电装置连接,用于采集和上传电能数据;上位机,用于接收所述数据采集单元上传的电能数据。由此,实现了对分布式发电***的有效监控,使得工作人员能够获悉分布式发电系的状态。
Description
技术领域
本发明涉及电力技术领域,具体涉及一种分布式发电***。
背景技术
分布式发电***是指功率为数千瓦至50MW小型模块式的、与环境兼容的独立发电***。这些发电***由电力部门、电力用户或第3方所有,用以满足电力***和用户特定的要求。
现有的分布式发电***缺少监控,工作人员不能获悉分布式发电系的状态,导致发生故障后,难以快速定位和管理。
发明内容
本发明要解决的技术问题在于现有的分布式发电***缺少监控。
为此,本发明实施例提供了一种分布式发电***,包括:至少一种分布式发电装置(1),用于将吸收的能量转化为电能并输出为直流电;逆变器(2),与所述至少一种分布式发电装置(1)连接,用于将所述至少一种分布式发电装置输出的直流电转变为交流电以并入电网;数据采集单元(5),与所述至少一种分布式发电装置连接,用于采集和上传电能数据;上位机(6),用于接收所述数据采集单元上传的电能数据。
优选地,还包括并网控制器(3),与所述逆变器连接,用于调节所述逆变器的输出电量与所述电网的电量同频同相。
优选地,还包括GIS***(9),与所述上位机连接,用于定位及提供地图信息。
优选地,还包括云服务器(8),与所述上位机连接,用于存储数据。
优选地,还包括汇流箱(10),设置在所述至少一种分布式发电装置(1)和所述逆变器(2)之间,用于减少所述至少一种分布式发电装置与所述逆 变器之间的连线。
优选地,所述数据采集单元包括:至少一个传感器,用于采集电能数据;处理器(51),用于处理采集的所述电能数据。
优选地,所述至少一个传感器包括:开关状态传感器(53),用于采集开关状态数据;电能参数传感器(54),用于采集电能参数数据;相间故障传感器(55),用于采集相间故障数据;接地故障传感器(56),用于采集接地故障数据。
优选地,还包括:第一通信单元,与所述上位机连接;第二通信单元(52),设置在所述数据采集单元(5)内并与所述处理器(51)连接;其中,所述第一通信单元和所述第二通信单元连接,用于将所述数据采集单元采集的数据发送至所述上位机。
优选地,所述至少一种分布式发电装置包括:光伏直流电发电***、风能直流电发电***、海洋能直流电发电***、天然气直流电发电***和生物质能直流电发电***。
本发明实施例的分布式发电***,通过设置与分布式发电装置连接的数据采集单元,将采集到的电能数据上传到上位机,实现了对分布式发电***的有效监控,使得工作人员能够获悉分布式发电系的状态。
附图说明
通过参考附图会更加清楚的理解本发明的特征和优点,附图是示意性的而不应理解为对本发明进行任何限制,在附图中:
图1为本发明一实施例的分布式发电***的结构示意图;
图2为本发明另一实施例的分布式发电***的结构示意图;
图3为图2所示实施例的数据采集单元的结构示意图。
具体实施方式
下面将结合附图对本发明的实施例进行详细描述。
虽然结合附图描述了本发明的实施方式,但是本领域技术人员可以在不脱离本发明的精神和范围的情况下作出各种修改和变型,这样的修 改和变型均落入由所附权利要求所限定的范围之内。
如图1所示,本发明实施例提供了一种分布式发电***,包括:
至少一种分布式发电装置1,用于将吸收的能量转化为电能并输出为直流电,具体地,该少一种分布式发电装置包括:光伏直流电发电***、风能直流电发电***、海洋能直流电发电***、天然气直流电发电***和生物质能直流电发电***;
逆变器2,与该少一种分布式发电装置1连接,用于将该少一种分布式发电装置输出的直流电转变为交流电以并入电网;
数据采集单元5,与该少一种分布式发电装置连接,用于采集和上传电能数据;
上位机6,用于接收该数据采集单元上传的电能数据,工作人员能够及时查看电能数据,并通过上位机管理各个分布式发电***。
本发明实施例的分布式发电***,通过设置与分布式发电装置连接的数据采集单元,将采集到的电能数据上传到上位机,实现了对分布式发电***的有效监控,使得工作人员能够获悉分布式发电系的状态。
如图2所示,本发明实施例提供的布式发电***,在图1所示的分布式发电***基础上,还包括:
并网控制器3,与该逆变器2连接,用于调节逆变器的输出电量与电网4的电量同频同相;
GIS***9,与该上位机6连接,用于定位及提供地图信息;
云服务器8,与该上位机6连接,用于存储数据;
直流汇流单元10(汇流箱),设置在分布式发电装置1和逆变器2之间,用于减少分布式发电装置与逆变器之间的连线;
第一通信单元7,分别与该上位机6和参数采集单元5(数据采集单元)连接,用于将参数采集单元采集的数据上传至上位机。
优选地,如图3所示,参数采集单元可以包括:
处理器51,用于处理采集的所述电能数据,例如可以是数字信号处理器(DSP);
至少一个传感器,与该处理器连接,用于采集电能数据并输出至该处理器,该传感器包括但不限于:开关状态传感器53,用于采集开关状态数据;电能参数传感器54,用于采集电能参数数据;相间故障传感器55,用于采集相间故障数据;接地故障传感器56,用于采集接地故障数据;
第二通信单元52,与该处理器连接,用于将该处理器处理过的数据上传给第一通信单元。
优选地,第一通信单元和第二通信单元都是无线通讯单元,具体地,均为GPRS、4G或ZigBee中的一种无线传输方式,优选ZigBee。
显然,上述实施例仅仅是为清楚地说明所作的举例,而并非对实施方式的限定。对于所属领域的普通技术人员来说,在上述说明的基础上还可以做出其它不同形式的变化或变动。这里无需也无法对所有的实施方式予以穷举。而由此所引伸出的显而易见的变化或变动仍处于本发明创造的保护范围之中。
Claims (9)
1.一种分布式发电***,其特征在于,包括:
至少一种分布式发电装置(1),用于将吸收的能量转化为电能并输出为直流电;
逆变器(2),与所述至少一种分布式发电装置(1)连接,用于将所述至少一种分布式发电装置输出的直流电转变为交流电以并入电网;
数据采集单元(5),与所述至少一种分布式发电装置连接,用于采集和上传电能数据;
上位机(6),用于接收所述数据采集单元上传的电能数据。
2.根据权利要求1所述的分布式发电***,其特征在于,还包括并网控制器(3),与所述逆变器连接,用于调节所述逆变器的输出电量与所述电网的电量同频同相。
3.根据权利要求1所述的分布式发电***,其特征在于,还包括GIS***(9),与所述上位机连接,用于定位及提供地图信息。
4.根据权利要求1所述的分布式发电***,其特征在于,还包括云服务器(8),与所述上位机连接,用于存储数据。
5.根据权利要求1所述的分布式发电***,其特征在于,还包括汇流箱(10),设置在所述至少一种分布式发电装置(1)和所述逆变器(2)之间,用于减少所述至少一种分布式发电装置与所述逆变器之间的连线。
6.根据权利要求1-5中任一项所述的分布式发电***,其特征在于,所述数据采集单元包括:
至少一个传感器,用于采集电能数据;
处理器(51),用于处理采集的所述电能数据。
7.根据权利要求6所述的分布式发电***,其特征在于,所述至少一个传感器包括:
开关状态传感器(53),用于采集开关状态数据;
电能参数传感器(54),用于采集电能参数数据;
相间故障传感器(55),用于采集相间故障数据;
接地故障传感器(56),用于采集接地故障数据。
8.根据权利要求6-7所述的分布式发电***,其特征在于,包括:
第一通信单元,与所述上位机连接;
第二通信单元(52),设置在所述数据采集单元(5)内并与所述处理器(51)连接;
其中,所述第一通信单元和所述第二通信单元连接,用于将所述数据采集单元采集的数据发送至所述上位机。
9.根据权利要求1-8中任一项所述的分布式发电***,其特征在于,所述至少一种分布式发电装置包括:光伏直流电发电***、风能直流电发电***、海洋能直流电发电***、天然气直流电发电***和生物质能直流电发电***。
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CN206041514U (zh) * | 2016-06-14 | 2017-03-22 | 国网山东省电力公司青岛供电公司 | 一种分布式发电*** |
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CN103532168A (zh) * | 2013-10-10 | 2014-01-22 | 国家电网公司 | 一种分布式发电并网控制电路 |
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