CN110895494A - SOA (service oriented architecture) -architecture-based power system analysis and calculation system under power private cloud - Google Patents
SOA (service oriented architecture) -architecture-based power system analysis and calculation system under power private cloud Download PDFInfo
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Abstract
The invention discloses an electric power system analysis and calculation system based on SOA architecture under electric power private cloud, which is based on the electric power system private cloud and is applied to the SOA architecture to realize electric power system analysis and calculation, and the system is divided into four layers: the system comprises an infrastructure layer, a private cloud platform service layer, an SOA application program interface layer and a high-level application layer. The required application functions of the system are deployed on a private cloud computing platform as services, communication and calling are carried out through the cloud computing platform, information exchange between service requests and service responses is achieved, and the computing requests are responded in real time through a lightweight message interaction protocol of XML. By combining the respective advantages of the SOA architecture and the cloud platform, the high-reliability and high-efficiency operation of the analysis and calculation of the power system is realized.
Description
Technical Field
The invention relates to an SOA (service oriented architecture) -based power system analysis and calculation system under a power private cloud, and belongs to the field of power dispatching automation.
Background
The cloud technology originates from the desire of internet enterprises for mass computing resources, and has the requirements of high availability, flexible deployment and scalability, and is a brand-new computing mode. According to the definition of NIST (national institute of standards and technology), the cloud is a resource pool, which allows people to conveniently use computing resources (such as networks, servers, storage, application programs and services) in the pool as required, users can conveniently and swiftly configure the required resources without concerning the bottom level details of service providers, and the cloud computing model has the 5 major characteristics of obtaining services at any time, high-speed networks, resource pools, elastic expansion and on-demand use; 3 service models of infrastructure service (IaaS), "platform service" (PaaS) and "software service" (SaaS); and four deployment types of 'public cloud', 'private cloud', 'community cloud' and 'mixed cloud', the cloud computing technology is widely applied to governments and enterprises at present, is used for rapidly and agilely deploying applications, and provides a high-availability and safe environment.
Along with the wide application of information technology and electric power automation technology in power grids and the intelligent development trend of the power grids in recent years, people install a large amount of data acquisition and monitoring equipment in six links of power generation, power transmission, power transformation, power distribution, scheduling and power consumption of the power grids, a plurality of management systems are built, a large amount of intelligent power meters and measuring devices are installed on a user side, the devices generate massive information including operation monitoring information, overhaul information, power consumption data, enterprise management data and the like, the acquisition density is larger and smaller, in addition, the power grids are continuously updated and new intelligent equipment is added, and the scale of the data is explosively increased; massive data come from a large number of systems in the power grid, and meanwhile, factors in multiple aspects such as weather, power consumption, environment, society, economy, law and the like of external data can affect the development and operation of the power grid to a greater or lesser extent, so that the value of the power grid can be deeply excavated. Meanwhile, a large amount of historical monitoring and experimental data are accumulated by departments such as operation, maintenance, scientific research and management in the power system, and great help can be provided for operation decision of the smart grid. With the development of smart power grids and the promotion of the construction work of global energy Internet, the construction of power business application systems and platforms gradually develops towards the direction of scale, multifunctionalization, high efficiency and high performance, and the cloud trend is obvious. Due to the high reliability requirement of the operation of the power system, the analysis and calculation tasks of the power system data center have redundancy backup on different physical servers, the phenomenon of low utilization rate of server resources is aggravated by the disordered allocation of the redundancy, and the power system analysis and calculation is realized by using the power system private cloud constructed by the existing server resources by adopting the cloud calculation technology, so that the method has great practical and practical significance.
Disclosure of Invention
The invention aims to provide an electric power system analysis and calculation system based on an SOA (service oriented architecture) under an electric power private cloud, and solves the problem that in the prior art, the contradiction between the fact that the electric power system analysis and calculation scale is larger and more complicated and the existing fault calculation software can not meet the calculation and analysis requirements of the electric power system is solved through a cloud platform. .
In order to achieve the purpose, the invention adopts the technical scheme that:
a power system analysis computing system based on SOA architecture under a power private cloud is characterized in that various resources are abstracted into elements and provided for users by using virtualization technologies of server virtualization, network virtualization, storage virtualization, application virtualization and desktop virtualization, and difference infrastructures, operating systems and system software are shielded; the system adopts SOA architecture and is realized by XML Web Service; the system comprises: the system comprises an infrastructure layer, a private cloud platform service layer, an SOA advanced application layer and an SOA application program interface layer;
the infrastructure layer is a set of software and hardware resources, and abstracts computers and storage equipment which are different in geographic position and are linked through WEB through a virtualization technology to form a resource pool and provide basic support for cloud computing;
the private cloud platform service layer is used for scheduling and distributing analysis and calculation tasks of the power system, completing backup, sharing and encryption of data and authority management, and providing storage capacity and calculation capacity of the computer cluster to peripheral equipment as services;
the SOA advanced application layer is used for providing power system analysis and calculation service;
the SOA application program interface layer provides a service interface and management of the electric power system analysis and calculation service.
Further, in the system, the SOA advanced application layer includes a data service, a graph service, a topology analysis service, and an analysis calculation service; wherein:
the data service analyzes the received data according to a specific protocol format, so that a data analysis result can be transmitted to an interface to realize real-time display of the data, and meanwhile, the data analysis result is provided for other modules to call;
the graph service is responsible for establishing and maintaining respective graphs and data of each area to call, split and splice according to the analysis and calculation requirements of the power system to form a corresponding network;
the topology analysis service converts the graphic file into a calculation data file;
the analysis and calculation service completes the operation of a large-scale matrix equation;
and the information result of each service is packaged and issued to the IIS server in the form of service for other service calls.
Furthermore, in the system, each service of the SOA advanced application layer is used as a separate software module, and each service provides a network interface which is called by a user; for any single service, the internal components of the service are built in a software module mode, based on an ASP.
Further, in the system, each service of the SOA advanced application layer is deployed on a cloud platform, a certain number of hot backups are reserved for each service, each backup is respectively located in different cloud storage positions, and switching is performed when the service is abnormally operated, so that normal operation of the service is ensured.
Further, in the above system, the power system analysis computing is deployed on the cloud platform in one of the following two ways:
1) the method comprises the steps that the power system analysis and calculation master station application function service of the SOA is completely deployed on a cloud computing platform;
2) the data of the terminal layer collection substation is uploaded to a cloud computing platform, a data collection submodule is deployed on the cloud platform to achieve data acquisition, analysis and forwarding, and a main station system of an electric power system analysis and calculation main application deployment local server accesses a data collection service in a service mode to acquire substation data.
Further, in the above system, the private cloud platform service layer includes: the system comprises a task distribution module, a load balancing module, a data backup module, a permission management module and a data encryption module.
Further, in the above system, the SOA application program interface layer includes: the system comprises a service interface module, a service searching module, a service registering module, a service calling module, a user authentication module and a permission login module.
The invention achieves the following beneficial effects: the invention provides an electric power system analysis and calculation system based on an SOA (service oriented architecture) under an electric power private cloud. The required application functions of the system are deployed on a private cloud computing platform as services, communication and calling are carried out through the cloud computing platform, information exchange between service requests and service responses is achieved, and the computing requests are responded in real time through a lightweight message interaction protocol of XML. By combining the respective advantages of the SOA architecture and the cloud platform, the high-reliability and high-efficiency operation of the analysis and calculation of the power system is realized.
Drawings
Fig. 1 is a framework diagram of an electric power system analysis computing system based on an SOA architecture under an electric power private cloud.
Detailed Description
The invention is further described below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
According to the power system analysis and calculation system based on the SOA architecture under the power private cloud, disclosed by the invention, various resources are abstracted into elements and provided for users by using virtualization technologies of server virtualization, network virtualization, storage virtualization, application virtualization and desktop virtualization, and shielding difference infrastructure, an operating system and system software; the system adopts SOA architecture and is realized by XML Web Service.
Fig. 1 shows an embodiment of an SOA architecture-based power system analysis computing system in a power private cloud according to the present invention, which includes: the system comprises an infrastructure layer, a private cloud platform service layer, an SOA advanced application layer and an SOA application program interface layer.
The infrastructure layer is a set of software and hardware resources, abstracts computers and storage equipment which are different in geographic position and are linked through WEB through a virtualization technology to form a resource pool, and provides basic support for cloud computing.
And the private cloud platform service layer is used for scheduling and distributing the analysis and calculation tasks of the power system, completing backup, sharing and encryption of data and authority management, and simultaneously providing the storage capacity and the calculation capacity of the computer cluster as services for peripheral equipment. The method specifically comprises the following steps: the system comprises a task distribution module, a load balancing module, a data backup module, a permission management module and a data encryption module.
And the SOA advanced application layer is used for providing power system analysis and calculation services. The method comprises the following steps: data services, graphics services, topology analysis services, analysis computing services. And the data service analyzes the received data according to a specific protocol format, so that the data analysis result can be transmitted to an interface to realize real-time display of the data, and meanwhile, the data analysis result is provided for other modules to call. And the graph service is used for establishing and maintaining respective graphs and data for each area to call, split and splice according to the analysis and calculation requirements of the power system so as to form a corresponding network. A topology analysis service that converts the graphics file into a computation data file. And analyzing and calculating service to complete the operation of the large-scale matrix equation. And the information result of each service is packaged and issued to the IIS server in the form of service for other service calls.
Each service of the SOA advanced application layer is used as an independent software module, and each service provides a network interface which is called by a user; for any single service, the internal components of the service are built in a software module mode, based on an ASP. Each service is deployed on the cloud platform, a certain number of hot backups are reserved for each service, the backups are respectively located at different cloud storage positions, and switching is performed when the service is abnormally operated, so that the normal operation of the service is ensured. The power system analysis and calculation is deployed on the cloud platform in one of the following two ways: 1) the method comprises the steps that the power system analysis and calculation master station application function service of the SOA is completely deployed on a cloud computing platform; 2) the data of the terminal layer collection substation is uploaded to a cloud computing platform, a data collection submodule is deployed on the cloud platform to achieve data acquisition, analysis and forwarding, and a main station system of an electric power system analysis and calculation main application deployment local server accesses a data collection service in a service mode to acquire substation data.
And the SOA application program interface layer provides service interfaces and management of the electric power system analysis computing service, such as interfaces of various services, searching of the services, registration of the services, calling functions of the services, user authentication, authority login and the like. The SOA application program interface layer specifically comprises the following modules: the system comprises a service interface module, a service searching module, a service registering module, a service calling module, a user authentication module and a permission login module.
The technical problem that the increasing analysis and calculation requirements of the power system cannot be met in the prior art is solved, and the stability and the reliability of power system scheduling can be improved.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (7)
1. An SOA architecture-based power system analysis computing system under a power private cloud is characterized in that the system abstracts various resources into elements and provides the elements for users by using virtualization technologies of server virtualization, network virtualization, storage virtualization, application virtualization and desktop virtualization, and shielding difference infrastructure, an operating system and system software; the system adopts SOA architecture and is realized by XML Web Service; the system comprises: the system comprises an infrastructure layer, a private cloud platform service layer, an SOA advanced application layer and an SOA application program interface layer;
the infrastructure layer is a set of software and hardware resources, and abstracts computers and storage equipment which are different in geographic position and are linked through WEB through a virtualization technology to form a resource pool and provide basic support for cloud computing;
the private cloud platform service layer is used for scheduling and distributing analysis and calculation tasks of the power system, completing backup, sharing and encryption of data and authority management, and providing storage capacity and calculation capacity of the computer cluster to peripheral equipment as services;
the SOA advanced application layer is used for providing power system analysis and calculation service;
the SOA application program interface layer provides a service interface and management of the electric power system analysis and calculation service.
2. The SOA architecture-based power system analysis computing system under the power private cloud of claim 1, wherein the SOA advanced application layer comprises data services, graphic services, topology analysis services, analysis computing services; wherein:
the data service analyzes the received data according to a specific protocol format, so that a data analysis result can be transmitted to an interface to realize real-time display of the data, and meanwhile, the data analysis result is provided for other modules to call;
the graph service is responsible for establishing and maintaining respective graphs and data of each area to call, split and splice according to the analysis and calculation requirements of the power system to form a corresponding network;
the topology analysis service converts the graphic file into a calculation data file;
the analysis and calculation service completes the operation of a large-scale matrix equation;
and the information result of each service is packaged and issued to the IIS server in the form of service for other service calls.
3. The SOA architecture-based power system analysis computing system under the power private cloud of claim 2, wherein each service of the SOA advanced application layer is as a separate software module, and each service providing network interface is invoked by a user; for any single service, the internal components of the service are built in a software module mode, based on an ASP.
4. The electric power system analysis and calculation system based on the SOA architecture under the electric power private cloud of claim 2, wherein each service of the SOA advanced application layer is deployed on a cloud platform, a certain number of hot backups are reserved for each service, the backups are respectively located in different cloud storage positions, and switching is performed when the service is abnormally operated, so that normal operation of the service is ensured.
5. The SOA architecture-based power system analytics computing system under a power private cloud as claimed in claim 1, wherein the power system analytics computing is deployed on the cloud platform in one of two ways:
1) the method comprises the steps that the power system analysis and calculation master station application function service of the SOA is completely deployed on a cloud computing platform;
2) the data of the terminal layer collection substation is uploaded to a cloud computing platform, a data collection submodule is deployed on the cloud platform to achieve data acquisition, analysis and forwarding, and a main station system of an electric power system analysis and calculation main application deployment local server accesses a data collection service in a service mode to acquire substation data.
6. The SOA architecture-based power system analysis computing system under the power private cloud of claim 1, wherein the private cloud platform services layer comprises: the system comprises a task distribution module, a load balancing module, a data backup module, a permission management module and a data encryption module.
7. The SOA architecture-based power system analysis computing system under the power private cloud of claim 1, wherein the SOA application program interface layer comprises: the system comprises a service interface module, a service searching module, a service registering module, a service calling module, a user authentication module and a permission login module.
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| CN103401917A (en) * | 2013-07-29 | 2013-11-20 | 华南理工大学 | Hybrid cloud computing system based on cloud bus and realization method of hybrid cloud computing system |
| CN104601723A (en) * | 2015-02-03 | 2015-05-06 | 中国南方电网有限责任公司 | Power marketing management system SOA framework based on internal service bus |
| CN105205729A (en) * | 2015-09-22 | 2015-12-30 | 许继集团有限公司 | Power system energy efficiency public service cloud platform based on cloud computing |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103401917A (en) * | 2013-07-29 | 2013-11-20 | 华南理工大学 | Hybrid cloud computing system based on cloud bus and realization method of hybrid cloud computing system |
| CN104601723A (en) * | 2015-02-03 | 2015-05-06 | 中国南方电网有限责任公司 | Power marketing management system SOA framework based on internal service bus |
| CN105205729A (en) * | 2015-09-22 | 2015-12-30 | 许继集团有限公司 | Power system energy efficiency public service cloud platform based on cloud computing |
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