WO2014173070A1 - Cloud computing technology-based unified maintenance and on-demand sharing method for power grid models - Google Patents
Cloud computing technology-based unified maintenance and on-demand sharing method for power grid models Download PDFInfo
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- the invention belongs to the technical field of power system power grid model management, in particular to a unified maintenance and on-demand sharing method of a power grid model based on cloud computing technology.
- the power grid model information is the basis of the smart grid dispatching technical support system (hereinafter referred to as "scheduling system") for model analysis, security early warning, and auxiliary decision making of the entire power grid, sharing information among the dispatching systems, and efficiently integrating power system data.
- scheduling system the smart grid dispatching technical support system
- Realizing the global control of the power grid is the basic requirement for intelligent dispatch construction.
- the traditional grid model splicing technology can splicing the grid models of each dispatching system into a regional large grid to realize the sharing of model information, but there are problems in practical applications:
- the problem to be solved by the present invention is to provide a unified maintenance and on-demand sharing method for a power grid model based on cloud computing technology.
- the entire network can be selected. model.
- the present invention provides a unified maintenance and on-demand sharing method for a power grid model based on cloud computing technology, which is characterized in that: by establishing a model center system independent of each scheduling system, Maintaining the power grid model information and related parameter information; each dispatching system accesses the model center system through the dispatching data network, and maintains the power grid model information according to the jurisdiction of each dispatching system; the models governed by each dispatching system are naturally merged in the model center system, and no model stitching is required.
- the model center system automatically copies the verified latest model information to each scheduling system through cloud storage technology.
- the replication does not depend on the CIM/E model file as a carrier, and is easy to expand, and can copy other data except the grid model;
- the system obtains model information of the region, other regions, or the entire network as needed to meet the different needs of various applications for model information.
- the working principle of the invention is:
- the model center system provides cloud service such as grid model maintenance, graph maintenance, parameter maintenance, and model verification.
- cloud service such as grid model maintenance, graph maintenance, parameter maintenance, and model verification.
- Each dispatch system accesses the model maintenance service provided by the model center system through the dispatch data network, and maintains its own The model, graph, parameters and other information within the jurisdiction, and the model verification service is verified by the model verification service provided by the model center system, and the verification is passed and released as the official version model.
- each scheduling system acquires the power grid model information of the local area, other areas, or the entire network on demand through partial downloading technology, thereby achieving unified maintenance of the entire network model. Share on-demand, no need to set up when downloading the model of this area. When some applications need the whole network model, you can choose to download the whole network model.
- the invention provides an intelligent model subscription setting interface, which can conveniently set the range of the model to be downloaded according to the region to which the model belongs, the plant station, the voltage type, the device type, etc., to ensure the instant synchronization update, and fully meet the real-time monitoring and early warning. Requirements for four major types of applications: scheduling, safety check, and dispatch management.
- FIG. 1 is a schematic diagram of unified maintenance and on-demand sharing of a power grid model based on cloud computing technology according to the present invention.
- FIG. 1 is a schematic diagram of unified maintenance and on-demand sharing of a power grid model based on cloud computing technology according to the present invention.
- this embodiment shows a plurality of scheduling systems, namely, scheduling system 1, scheduling system 2, and tuning Degree system n, the scheduling system 1, the scheduling system 2, the scheduling system n are uniformly maintained by the established model center system independent of each scheduling system and share the power grid model on demand throughout the network.
- a method for unified maintenance and on-demand sharing of a power grid model based on cloud computing technology of the present invention the method steps are as follows:
- each dispatching system uses the terminals provided by the model center system to uniformly maintain the power grid model information in the respective jurisdictions of the model center system, and each dispatching system is responsible for maintenance.
- the power grid model information is merged into a full network large model in the model center system; each scheduling system in this embodiment accesses the model maintenance service provided by the model center system through the scheduling data network, and maintains the power grid model information in the respective jurisdictions, and the power grid model information Information for models, graphics, parameters, and more.
- the modified grid model information is automatically copied to the model library of each dispatch system after being verified by the model verification service provided by the model center system; that is, the modified grid model information is verified by the model verification service provided by the model center system. After the verification is passed, it is released as the official version model. Once the official version model is released, it is automatically copied to each scheduling system through the cloud storage technology. Each scheduling system acquires the power grid of the region, other regions, or the entire network according to the needs of the model installation. Model information.
- each dispatching system sets the grid model information that needs to be downloaded through the model downloading setup tool. Once the grid model information needs to be downloaded, each dispatching system automatically performs the grid model information model downloading operation. To achieve unified maintenance and on-demand sharing of the entire network model.
- downloading refers to a process of downloading content in a commercial database into a real-time database
- partial downloading technology refers to a technique of dropping a part of content in a commercial database that meets specified conditions into a real-time database.
- the user of the dispatching system connects to the model center system through a dedicated terminal to perform operations such as drawing, modeling, and filling in equipment parameters.
- the model that each dispatching system is responsible for is visible to other scheduling system users, so the power grid model of the model center system is naturally merged. It becomes a complete large model of the whole network, and does not need to be stitched and cut.
- each scheduling system selects the grid model that needs to be downloaded to the real-time database according to the needs of its own application.
- the equipment model in the scheduling jurisdiction is automatically installed in the area, and no setting is required.
- the full network model can be downloaded.
- the invention can also provide an intelligent model subscription setting interface, which can conveniently set the model range to be downloaded according to the region to which the model belongs, the plant station, the voltage type, the device type and the like.
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Abstract
Disclosed is a cloud computing technology-based unified maintenance and on-demand sharing method for power grid models; a model center system independent of dispatching systems is set; each dispatching system completes the maintenance for a power grid model within own domination area through a terminal provided by the model center system and shares the power grid model with the other dispatching systems through the model center system; the power grid models dominated by the dispatching systems are naturally merged at the model center system with no need of a model combination operation; the power grid model update of the model center system, once released, is automatically and immediately copied to the dispatching systems; and through a partial download technology, the dispatching systems acquire the power grid model of the local area, of the other areas, or of the entire power grid. According to the present invention, the range of the models required to be downloaded can be set conveniently on the basis of the areas where the models are located, the stations where the models are located, voltage types, equipment types and the like, so that immediate and synchronous updating is ensured, and the requirements of four major types of application, including real-time monitor and early warning, dispatching planning, security check and dispatching management, are completely met.
Description
一种基于云计算技术的电网模型统一维护与按需共享方法 技术领域 Unified maintenance and on-demand sharing method for power grid model based on cloud computing technology
本发明属于电力系统电网模型管理技术领域，尤指一种基于云计算技术的 电网模型统一维护与按需共享方法。 The invention belongs to the technical field of power system power grid model management, in particular to a unified maintenance and on-demand sharing method of a power grid model based on cloud computing technology.
背景技术 Background technique
随着智能电网建设的不断深入， 互联大区电网的发展、 特高压建设的有序 开展， 电网的技术水平和复杂程度越来越高。 电网模型信息是智能电网调度技 术支持系统 （以下简称 "调度系统"）对全电网的模型分析、 安全预警、 辅助 决策等应用的基础，在各调度系统之间共享信息，高效整合电力系统数据，实现 电网的全局控制，是智能调度建设的基本要求。 传统的电网模型拼接技术可将 各调度系统的电网模型拼接形成区域性大电网， 实现模型信息的共享， 但在实 际应用中存在问题： With the continuous deepening of the construction of smart grids, the development of interconnected power grids and the orderly development of UHV construction, the technical level and complexity of power grids are getting higher and higher. The power grid model information is the basis of the smart grid dispatching technical support system (hereinafter referred to as "scheduling system") for model analysis, security early warning, and auxiliary decision making of the entire power grid, sharing information among the dispatching systems, and efficiently integrating power system data. Realizing the global control of the power grid is the basic requirement for intelligent dispatch construction. The traditional grid model splicing technology can splicing the grid models of each dispatching system into a regional large grid to realize the sharing of model information, but there are problems in practical applications:
( 1 )拼接流程复杂需要人工干预， 只能定周期拼接， 无法保证各互备调 度系统间模型的即时同步； (1) The splicing process is complicated and requires manual intervention. It can only be spliced in a fixed period, and it is impossible to guarantee the instant synchronization of the models between the systems.
( 2 )釆用 CIM/E子集的模型文件作为拼接载体， 拼接内容扩展困难； 只 能实现静态物理拓朴模型的拼接， 无法全面满足实时监控与预警、 调度计划、 安全校核、 调度管理四大类应用的要求； (2) Using the model file of CIM/E subset as the splicing carrier, the splicing content expansion is difficult; only the splicing of static physical topology model can be realized, which can not fully meet real-time monitoring and early warning, scheduling plan, security check, scheduling management Requirements for four major types of applications;
( 3 )拼接数据不完全， 无法描述公式、 挂牌等系统运行的必备信息。 因此研究全新的调度系统间电网模型统一维护与共享方法以构建，并保证 即时同步更新， 是当前需要解决的问题。 (3) The splicing data is incomplete, and it is impossible to describe the necessary information for the operation of the system such as formulas and listings. Therefore, it is a problem that needs to be solved to study the new maintenance and sharing method of the grid model between the dispatching systems to build and ensure the simultaneous synchronization update.
发明内容 Summary of the invention
为解决现有技术上的不足，本发明所要解决的问题是提供一种基于云计算 技术的电网模型统一维护与按需共享方法， 当某些应用需要全网模型时， 可选 择下装全网模型。 In order to solve the deficiencies in the prior art, the problem to be solved by the present invention is to provide a unified maintenance and on-demand sharing method for a power grid model based on cloud computing technology. When some applications require a full network model, the entire network can be selected. model.
为解决以上问题，本发明提供一种基于云计算技术的电网模型统一维护与 按需共享方法， 其特征在于： 通过建立独立于各调度系统的模型中心系统， 统
一维护电网模型信息以及相关参数信息；各调度系统通过调度数据网访问模型 中心系统， 按照各调度系统管辖范围维护电网模型信息； 各调度系统管辖的模 型在模型中心系统自然合并， 无需进行模型拼接； 模型中心系统通过云存储技 术将经过验证的最新模型信息自动复制到各调度系统中， 复制不依赖于 CIM/E 模型文件作为载体， 易于扩展， 可以复制除电网模型外的其它数据； 各调度系 统按需获取本区域、 其它区域或者全网的模型信息， 以满足各类应用对模型信 息的不同需求。 To solve the above problems, the present invention provides a unified maintenance and on-demand sharing method for a power grid model based on cloud computing technology, which is characterized in that: by establishing a model center system independent of each scheduling system, Maintaining the power grid model information and related parameter information; each dispatching system accesses the model center system through the dispatching data network, and maintains the power grid model information according to the jurisdiction of each dispatching system; the models governed by each dispatching system are naturally merged in the model center system, and no model stitching is required. The model center system automatically copies the verified latest model information to each scheduling system through cloud storage technology. The replication does not depend on the CIM/E model file as a carrier, and is easy to expand, and can copy other data except the grid model; The system obtains model information of the region, other regions, or the entire network as needed to meet the different needs of various applications for model information.
本发明的工作原理为： The working principle of the invention is:
建立独立于各调度系统的模型中心系统， 模型中心系统提供电网模型维 护、 图形维护、 参数维护、 模型验证等云服务， 各调度系统通过调度数据网访 问模型中心系统提供的模型维护服务， 维护各自管辖范围内的模型、 图形、 参 数等信息， 并通过模型中心系统提供的模型验证服务对模型进行验证， 验证通 过后发布为正式版本模型。 Establish a model center system independent of each dispatch system. The model center system provides cloud service such as grid model maintenance, graph maintenance, parameter maintenance, and model verification. Each dispatch system accesses the model maintenance service provided by the model center system through the dispatch data network, and maintains its own The model, graph, parameters and other information within the jurisdiction, and the model verification service is verified by the model verification service provided by the model center system, and the verification is passed and released as the official version model.
正式版本模型一旦发布， 自动通过云存储技术复制到各调度系统中， 各调 度系统通过部分下装技术按需获取本区域、 其它区域或者全网的电网模型信 息， 实现全网模型的统一维护和按需共享， 下装本区域模型时无需进行设置， 当某些应用需要全网模型时， 可选择下装全网模型。 Once the official version model is released, it is automatically copied to each scheduling system through the cloud storage technology. Each scheduling system acquires the power grid model information of the local area, other areas, or the entire network on demand through partial downloading technology, thereby achieving unified maintenance of the entire network model. Share on-demand, no need to set up when downloading the model of this area. When some applications need the whole network model, you can choose to download the whole network model.
本发明提供了智能化的模型订阅设置界面， 可以根据模型所属区域、 所属 厂站、 电压类型、 设备类型等方便地设置需要下装的模型范围， 保证了即时同 步更新， 全面满足实时监控与预警、 调度计划、 安全校核、 调度管理四大类应 用的要求。 The invention provides an intelligent model subscription setting interface, which can conveniently set the range of the model to be downloaded according to the region to which the model belongs, the plant station, the voltage type, the device type, etc., to ensure the instant synchronization update, and fully meet the real-time monitoring and early warning. Requirements for four major types of applications: scheduling, safety check, and dispatch management.
附图说明 DRAWINGS
附图 1 为本发明的一种基于云计算技术的电网模型统一维护与按需共享 示意图。 1 is a schematic diagram of unified maintenance and on-demand sharing of a power grid model based on cloud computing technology according to the present invention.
具体实施方式 detailed description
下面结合附图对本发明作进一步说明。 附图为本发明的一种基于云计算技 术的电网模型统一维护与按需共享示意图。 The invention will now be further described with reference to the accompanying drawings. The figure is a schematic diagram of unified maintenance and on-demand sharing of a power grid model based on cloud computing technology according to the present invention.
参见图 1 , 本实施例展示了多个调度系统， 即调度系统 1、 调度系统 2、 调
度系统 n, 该调度系统 1、调度系统 2、调度系统 n通过所建立的独立于各调度 系统的模型中心系统统一维护并在全网范围内按需共享电网模型。 Referring to FIG. 1, this embodiment shows a plurality of scheduling systems, namely, scheduling system 1, scheduling system 2, and tuning Degree system n, the scheduling system 1, the scheduling system 2, the scheduling system n are uniformly maintained by the established model center system independent of each scheduling system and share the power grid model on demand throughout the network.
本发明的一种基于云计算技术的电网模型统一维护与按需共享方法，其方 法步骤如下： A method for unified maintenance and on-demand sharing of a power grid model based on cloud computing technology of the present invention, the method steps are as follows:
( 1 )通过云计算技术建立独立于各调度系统的模型中心系统， 各调度系 统通过模型中心系统提供的终端统一在模型中心系统进行各自管辖范围内的 电网模型信息的维护，各调度系统负责维护的电网模型信息在模型中心系统合 并成为全网大模型；本实施例的各调度系统通过调度数据网访问模型中心系统 提供的模型维护服务， 维护各自管辖范围内的电网模型信息， 该电网模型信息 为模型、 图形、 参数等信息。 (1) Establishing a model center system independent of each dispatching system through cloud computing technology. Each dispatching system uses the terminals provided by the model center system to uniformly maintain the power grid model information in the respective jurisdictions of the model center system, and each dispatching system is responsible for maintenance. The power grid model information is merged into a full network large model in the model center system; each scheduling system in this embodiment accesses the model maintenance service provided by the model center system through the scheduling data network, and maintains the power grid model information in the respective jurisdictions, and the power grid model information Information for models, graphics, parameters, and more.
( 2 )修改后的电网模型信息经过模型中心系统提供的模型验证服务验证 后， 自动复制到各调度系统的模型库中； 即修改后的电网模型信息通过模型中 心系统提供的模型验证服务进行验证， 验证通过后发布为正式版本模型； 正式 版本模型一旦发布， 自动通过云存储技术复制到各调度系统中， 各调度系统根 据模型下装设置按照自身需要获取本区域、 其它区域或者全网的电网模型信 息。 (2) The modified grid model information is automatically copied to the model library of each dispatch system after being verified by the model verification service provided by the model center system; that is, the modified grid model information is verified by the model verification service provided by the model center system. After the verification is passed, it is released as the official version model. Once the official version model is released, it is automatically copied to each scheduling system through the cloud storage technology. Each scheduling system acquires the power grid of the region, other regions, or the entire network according to the needs of the model installation. Model information.
( 3 )各调度系统根据各应用需要， 通过模型下装设置工具， 设置需要下 装的电网模型信息， 一旦需要下装的电网模型信息发生变化， 各调度系统自动 进行电网模型信息模型下装操作， 实现全网模型的统一维护与按需共享。 (3) According to the needs of each application, each dispatching system sets the grid model information that needs to be downloaded through the model downloading setup tool. Once the grid model information needs to be downloaded, each dispatching system automatically performs the grid model information model downloading operation. To achieve unified maintenance and on-demand sharing of the entire network model.
本发明中， 下装是指将商用数据库中的内容下载到实时数据库中的过程； 而部分下装技术是指将商用数据库中符合指定条件的部分内容下到实时数据 库的技术。 In the present invention, downloading refers to a process of downloading content in a commercial database into a real-time database; and partial downloading technology refers to a technique of dropping a part of content in a commercial database that meets specified conditions into a real-time database.
本实施例中， 其具体处理流程为： In this embodiment, the specific processing flow is:
调度系统用户通过专用终端连接到模型中心系统， 进行绘图、 建模、 填写 设备参数等操作， 各调度系统负责维护的模型对其他调度系统用户都是可见 的， 因此模型中心系统的电网模型自然合并成为全网完整的大模型， 不需要经 过拼接和裁减操作。 The user of the dispatching system connects to the model center system through a dedicated terminal to perform operations such as drawing, modeling, and filling in equipment parameters. The model that each dispatching system is responsible for is visible to other scheduling system users, so the power grid model of the model center system is naturally merged. It becomes a complete large model of the whole network, and does not need to be stitched and cut.
模型中心系统的电网模型信息经过验证后， 自动同步到分布于各调度系统
的模型库中， 各调度系统根据自身应用的需求， 按需选择需要下装到实时数据 库的电网模型， 本调度管辖区域内的设备模型自动在本区域下装， 无需进行设 置， 当某些应用需要全网模型时， 可选择下装全网模型。 After the grid model information of the model center system is verified, it is automatically synchronized to the distribution system. In the model library, each scheduling system selects the grid model that needs to be downloaded to the real-time database according to the needs of its own application. The equipment model in the scheduling jurisdiction is automatically installed in the area, and no setting is required. When a full network model is required, the full network model can be downloaded.
本发明还可提供智能化的模型订阅设置界面， 可以根据模型所属区域、 所 属厂站、 电压类型、 设备类型等方便地设置需要下装的模型范围。 The invention can also provide an intelligent model subscription setting interface, which can conveniently set the model range to be downloaded according to the region to which the model belongs, the plant station, the voltage type, the device type and the like.
本发明按照优选实施例进行了说明， 应当理解， 上述实施例不以任何形式 限定本发明， 凡釆用等同替换或等效变换的形式所获得的技术方案， 均落在本 发明的保护范围之内。
The present invention has been described in terms of a preferred embodiment. It is to be understood that the above embodiments are not intended to limit the invention in any form, and the technical solutions obtained in the form of equivalent substitution or equivalent transformation are all within the scope of the present invention. Inside.
Claims
1. 一种基于云计算技术的电网模型统一维护与按需共享方法， 其特征在 于： 其方法步骤如下： 1. A unified maintenance and on-demand sharing method for grid models based on cloud computing technology, characterized in that: the method steps are as follows:
( 1 )通过云计算技术建立独立于各调度系统的模型中心系统， 各调度系 统通过模型中心系统提供的终端统一在模型中心系统进行各自管辖范围内的 电网模型信息的维护； (1) Establishing a model center system independent of each dispatching system through cloud computing technology, and each dispatching system uniformly maintains the power grid model information in its respective jurisdictions through the terminal provided by the model center system in the model center system;
( 2 )修改后的电网模型信息经过模型中心系统提供的模型验证服务验证 后， 自动复制到各调度系统的模型库中； (2) After the modified grid model information is verified by the model verification service provided by the model center system, it is automatically copied to the model library of each scheduling system;
( 3 )各调度系统根据自身应用需要， 通过模型下装设置工具， 设置需要 下装的电网模型信息， 一旦需要下装的电网模型信息发生变化， 各调度系统自 动进行电网模型信息下装操作， 实现全网模型的统一维护与按需共享。 (3) Each dispatching system sets the grid model information to be downloaded according to the needs of its own application through the model downloading setup tool. Once the grid model information needs to be downloaded, each dispatching system automatically performs the grid model information downloading operation. Achieve unified maintenance and on-demand sharing of the entire network model.
2. 根据权利要求 1所述的一种基于云计算技术的电网模型统一维护与按 需共享方法， 其特征在于： 所述步骤（1 ) 中， 各调度系统的通过调度数据网 访问模型中心系统提供的模型维护服务，各调度系统负责维护的电网模型信息 在模型中心系统合并成为全网大模型。 2 . The method for unified maintenance and on-demand sharing of a grid model based on cloud computing technology according to claim 1 , wherein: in the step (1 ), each scheduling system accesses a model center system through a scheduling data network. The model maintenance service is provided, and the grid model information maintained by each dispatching system is merged into a full-network large model in the model center system.
3. 根据权利要求 1所述的一种基于云计算技术的电网模型统一维护与按 需共享方法， 其特征在于： 所述步骤（2 ) 中， 模型中心系统的模型验证服务 对电网模型信息进行验证， 验证通过后发布为正式版本模型， 正式版本模型一 旦发布， 自动通过云存储技术复制到各调度系统的模型库中， 各调度系统根据 模型下装设置按照自身需要获取本区域、 其它区域或者全网的电网模型信息。 3. The method for unified maintenance and on-demand sharing of a grid model based on cloud computing technology according to claim 1, wherein: in the step (2), the model verification service of the model center system performs power grid model information. After verification, the verification is released as the official version model. Once the official version model is released, it is automatically copied to the model library of each scheduling system through the cloud storage technology. Each scheduling system acquires the region or other regions according to the needs of the model downloading settings. Network model information for the entire network.
4. 根据权利要求 1所述的一种基于云计算技术的电网模型统一维护与 按需共享方法， 其特征在于： 所述步骤（3 ) 中， 提供智能化模型下装设置工 具， 属于本区域的电网模型无需进行设置， 不属于本区域的电网模型根据其所 属区域、 所属厂站、 电压类型、 设备类型进行设置。
The method for unified maintenance and on-demand sharing of a grid model based on cloud computing technology according to claim 1, wherein: in the step (3), an intelligent model downloading setting tool is provided, belonging to the local area. The grid model does not need to be set up, and the grid model that does not belong to the region is set according to the region to which it belongs, the plant station, the voltage type, and the device type.
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| CN103577936B (en) * | 2013-11-15 | 2016-08-31 | 国家电网公司 | A kind of distributed maintenance of electric network model and globally shared system and its implementation |
| CN104348918B (en) * | 2014-11-13 | 2018-06-05 | 国电南京自动化股份有限公司 | Update method based on the vector graphical element of cloud mode in monitoring system |
| CN105759754B (en) * | 2016-02-16 | 2018-06-26 | 国网安徽省电力公司 | Province ground graphical data operation and sharing method in county's integration dispatch automated system |
| CN106096835A (en) * | 2016-06-13 | 2016-11-09 | 国电南瑞科技股份有限公司 | Model center construction method between based on the isomery dispatching patcher of agency service |
| CN107169180A (en) * | 2017-05-02 | 2017-09-15 | 国电南瑞科技股份有限公司 | A kind of power grid regulation model center system of two-stage deployment |
| CN112508447A (en) * | 2020-12-18 | 2021-03-16 | 国网河南省电力公司电力科学研究院 | Cloud platform based collaborative maintenance and sharing method for setting computing system power grid model |
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