CN203261124U - User side response system of smart power grid - Google Patents

Abstract

The utility model discloses a smart grid user-side response system, which comprises a plurality of electric energy information collection terminals, a main station management machine connected with each electric energy information collection terminal through a communication medium and transmitting information, and an intelligent power station management machine set in the main station management machine. Analyze decision subsystems. Each of the electric energy information collection terminals is a smart meter, and each of the smart meters is installed at a customer of electricity to collect electricity consumption information of the customer of electricity. The communication medium is an optical fiber private network, and the optical fiber private network includes various optical cables, various cables, and various photoelectric composite cables. The master station management machine includes a plurality of Internet ports, and provides network IP addresses for each electric energy information collection terminal. The utility model can analyze the collected power consumption information and dynamically formulate an efficient and stable power distribution and scheduling plan, has fast response speed, saves time and effort, and can improve the reliability of power supply.

Description

A Smart Grid User Side Response System

technical field

The utility model relates to a smart grid system, in particular to a smart grid user side response system.

Background technique

Smart grid and demand response are research hotspots in the power industry today. A safe, reliable, economical, clean, efficient and interactive smart grid brings new opportunities and challenges to the power industry to implement demand side management.

Since electric energy cannot be economically stored on a large scale, it is necessary for both the supply and demand sides to ensure real-time smoothness. Demand response is to use market mechanisms to influence the time and level of demand, so as to achieve the purpose of stable operation of electric energy. However, compared with power generation and transmission links, the connection between power distribution, power consumption and other demand-side resources and the system is relatively weak, which affects the efficiency of demand response to improve the overall performance of the system.

Utility model content

The utility model provides a smart grid user-side response system, which can analyze the collected power consumption information and dynamically formulate an efficient and stable power distribution and scheduling plan, has fast response speed, saves time and effort, and can improve power supply reliability.

The utility model adopts following technical scheme to realize:

A smart grid user-side response system, which includes a plurality of power information collection terminals, a master station management machine that is connected to each power information collection terminal through a communication medium and transmits information, and an intelligent analysis and decision-making subsystem set in the master station management machine .

In the smart grid user-side response system described above, each of the electric energy information collection terminals is a smart meter, and each of the smart meters is installed at a customer of electricity to collect electricity consumption information of the customer.

In the smart grid user-side response system described above, the communication medium is an optical fiber private network, and the optical fiber private network includes various optical cables, various cables, and various photoelectric composite cables.

In the smart grid user-side response system described above, the master station management machine includes multiple Internet ports to provide network IP addresses for each power information collection terminal.

The utility model has the following positive effects:

Since the utility model includes a power information collection terminal and an intelligent analysis and decision-making subsystem, the power consumption information collected by the power information collection terminal is transmitted to the main station management machine through the communication medium, so the utility model can perform the power consumption information collected Analyze and dynamically formulate an efficient and stable power distribution and scheduling plan, with fast response, time-saving and labor-saving, and can improve the reliability of power supply, reduce energy consumption and the cost of both power supply and demand.

Description of drawings

FIG. 1 is a schematic structural diagram of a smart grid user-side response system of the present invention.

Detailed ways

The utility model will be further elaborated below by describing a preferred specific embodiment in detail in conjunction with the accompanying drawings.

As shown in Figure 1, a smart grid user-side response system of the present invention includes a plurality of electric energy information collection terminals, and a main station management machine connected to each electric energy information collection terminal through a communication medium and transmitting information is set on the main station management machine The intelligent analysis and decision-making subsystem within.

Each electric energy information collection terminal is a smart meter, and each smart meter is installed at the customer's place to collect the power consumption information of the customer. With a microprocessor as the core, the smart meter has automatic measurement function, data processing function and human-computer interaction function. It can perform automatic meter reading and various electricity price billing, automatic zero adjustment and unit conversion, and can perform electricity fee freezing and electricity billing. Management, can carry out simple fault prompt. In this embodiment, various commercially available smart meters such as DDSY5188 and DD862-4 can be used.

The communication medium is an optical fiber private network, which includes various optical cables, various cables, and various photoelectric composite cables. In this embodiment, various photoelectric composite cables such as OPGW, OPPC, ADSS, and OPLC can be used. Among them, OPGW, ADSS, and OPPC optical cables can realize the power communication of the backbone transmission network and distribution network, and the OPLC cable is a cost-effective fiber-to-the-home "Last mile" approach.

The master station management machine includes multiple Internet ports, and the master station management machine plays the role of a server as the management computer of each smart meter, which provides network IP addresses for each power information collection terminal.

The intelligent analysis and decision-making subsystem is set in the main station management machine, which analyzes the information stored in the main station management machine and dynamically formulates an efficient and stable power distribution and scheduling plan. The existing intelligent analysis and decision-making subsystem usually includes a reasoning library editing module, a comprehensive information receiving module, a reasoning library running module, an accident handling module, an abnormal handling auxiliary analysis module, an interface display module, etc., and the real-time database is used as a data sharing platform to realize each module. data exchange between them. Existing intelligent analysis and decision-making subsystems usually have functions such as power grid calculation, intelligent event reasoning, auxiliary processing of abnormalities and defects, and auxiliary decision-making processing of accidents. The commonly used algorithms include state estimation, power flow calculation, aggregation analysis, short-term load forecasting, and predicted accident analysis , Dynamic security analysis, etc., can use relatively rich simulation and modeling software to analyze the power grid, make decisions on switching power sources, and formulate and issue orderly power consumption plans.

In summary, since the utility model includes a power information collection terminal and an intelligent analysis and decision-making subsystem, the power consumption information collected by the power information collection terminal is transmitted to the master station management machine through the communication medium, so the utility model can Analyze the power consumption information and dynamically formulate an efficient and stable power distribution and scheduling plan, with fast response, time-saving and labor-saving, and can improve the reliability of power supply, reduce energy consumption and the cost of power supply and demand.

Although the content of the present invention has been described in detail through the above preferred embodiments, it should be recognized that the above description should not be considered as a limitation of the present invention. Various modifications and substitutions of the present utility model will be obvious to those skilled in the art after reading the above content. Therefore, the protection scope of the present utility model should be defined by the appended claims.

Claims (3)

1. an intelligent grid user side responding system is characterized in that, comprises, and a plurality of acquiring electric energy information terminals are connected the also main website supervisor of transmission of information by communication media with each acquiring electric energy information terminal;

Described acquiring electric energy information terminal is intelligent electric meter;

Described intelligent electric meter is arranged on the electricity consumption customers' place, gathers electricity consumption client's power information.

2. intelligent grid user side responding system as claimed in claim 1 is characterized in that described communication media is the optical fiber private network, and this optical fiber private network comprises multiple optical cable, multiple cable, multiple photoelectric compound cable.

3. intelligent grid user side responding system as claimed in claim 1 is characterized in that described main website supervisor comprises a plurality of the Internets port, for each acquiring electric energy information terminal provides network ip address.

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