CN203596099U - Electricity utilization information collection system - Google Patents

Abstract

The utility model discloses an electricity utilization information collection system. The electricity utilization information collection system comprises an on-site terminal and master station equipment, wherein the on-site terminal comprises at least one collector used for collecting electricity utilization information of an intelligent electric meter and at least one concentrator used for unifying the electricity utilization information collected by the collector, wherein the collector is connected with the concentrator through a power line carrier communication network, and the concentrator is connected with the master station equipment through an optical private network, a wireless public network, a 230 HMz wireless private network and a medium-voltage power line carrier private network. According to the electricity utilization information collection system, due to the fact that the collector is connected with the concentrator through the power line carrier communication network, low cost and high reliability are achieved; due to the fact that the concentrator is connected with the master station equipment through the optical private network, the wireless public network, the 230 HMz wireless private network and the medium-voltage power line carrier private network comprehensively according to the specific conditions of power consumers, collected electricity utilization information can be sent to the master station equipment, and full-coverage collection of the electricity utilization information is achieved.

Description

Electricity information collection system

technical field

The utility model relates to the field of electric power technology, in particular to an electricity consumption information collection system.

Background technique

The current power consumption information collection system is still unable to achieve the goal of "full coverage, full collection, and comprehensive cost control". This is because the current power users of the power grid include: various large, medium and small special transformer users, various 380/220V power supply Industrial and commercial households and residential users, public transformer assessment and measurement points, distributed power points, charging stations/piles and energy storage devices, and the geographical environments of these power users are also different. However, the communication network of the current power consumption information collection system is relatively single, either using power line carrier communication, mobile network, or wired private network such as cables. Due to the relatively single communication network adopted by the system, it is difficult to implement for all power users, and it cannot achieve the purpose of "full coverage, full collection, and comprehensive cost control"

Utility model content

In view of this, the utility model provides an electricity consumption information collection system, which supports mixed use of multiple communication networks, so as to be suitable for collecting electricity information of different power users, so as to facilitate the realization of full-coverage collection of electricity consumption information.

The utility model provides an electricity consumption information collection system, comprising: a field terminal and a master station device, and the field terminal includes: at least one collector for collecting the electricity consumption information of a smart meter and at least one collector for a unified A concentrator of the collected electricity consumption information, the collector and the concentrator are connected by a power line carrier communication network, and the concentrator and the main station equipment are connected by an optical fiber private network, a wireless public network, a 230MHz wireless private network and a central Piezoelectric power line carrier private network connection.

Further, the collector is connected with the smart meter by RS-485 wire.

Further, the carrier prepaid electric energy meter and the prepaid electric energy meter, the carrier prepaid electric energy meter is directly connected to the concentrator through the power line carrier communication network, and the prepaid electric energy meter is connected to the collector through the RS-485 line.

Further, the smart meter also includes: a metering device for the specific change user, and the collector includes: a special change terminal connected to the metering device through an RS-485 line, and the special change terminal adopts an optical fiber private network, The wireless public network, 230MHz wireless private network and medium voltage power line carrier private network are connected to the main station equipment.

Further, the master station equipment includes: a communication interface machine located on the pre-acquisition platform, a pre-acquisition server, and an application server and a database server located at the marketing business application layer, the communication interface machine, the pre-acquisition server, and the application server Realize information interaction with the database server through the information intranet.

The beneficial effects of the utility model:

In the utility model, the power line carrier communication network connection between the collector and the concentrator can basically be realized for various power users at the power consumption site, and the use of the power line carrier communication network at the power consumption site has the advantages of low cost and good reliability. As for the connection between the concentrator and the main station equipment, according to the specific situation of the power user, a comprehensive use of optical fiber private network, wireless public network, 230MHz wireless private network and medium voltage power line carrier private network is used to connect to realize the use of collection The electricity information is sent to the main station equipment, so as to realize the full coverage collection of electricity information collection.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further described:

Fig. 1 is a schematic structural diagram of an embodiment of the electricity consumption information collection system provided by the utility model.

Detailed ways

As shown in FIG. 1 , it is a schematic structural diagram of an embodiment of the electricity consumption information collection system provided by the utility model. It includes field terminals and master station equipment.

Among them, the on-site terminals include: smart meters, collectors and concentrators. The number of smart meters, collectors and concentrators can be set to multiple, which is determined according to the amount of power users and the regional distribution.

Among them, the smart meter includes: carrier prepaid electric energy meter, prepaid electric energy meter and metering device, wherein the carrier prepaid electric energy meter is directly connected to the concentrator through the power line carrier communication network, and the prepaid electric energy meter is connected to the collector through the RS-485 line , The metering device is directly connected to the special transformer terminal through the RS-485 line, and the power users targeted by the metering device and the special transformer terminal are small and medium-sized special transformer users or large-scale special transformer users.

Among them, the collector and the concentrator are connected through a power line carrier communication network to achieve low cost and high reliability.

Among them, the on-site terminal (that is, the concentrator and the special transformer terminal) is connected to the master station equipment through a dedicated optical fiber network, a wireless public network, a 230MHz wireless The transmission of station equipment, so as to realize the full coverage collection of electricity consumption information collection.

Specifically, for high-voltage customers, two schemes of 230MHz and GPRS (General Packet Radio Service technology) public channels are used in terms of remote communication channels. Among them, the load control terminals all use 230MHz channels, which can perform remote tripping operations, and some special areas such as areas with poor 230MHz signals or substations use GPRS public channels to meet information collection tasks. The on-site power consumption information collection terminal collects the meter information into the terminal through the 485 line, and then transmits it back to the main station through the remote channel. Among them, the 230MHz signal transmits the collected information to each large or small relay station by setting a wireless communication module in the negative control terminal, and then transmits the data to the master station through the relay station.

Specifically, for local communication, for low-voltage customers, the distribution network automation coverage area is used as the construction scope of the electricity information collection system to fully cover the construction.

Among them, the master station equipment includes: a communication interface machine 1 located on the front-end acquisition platform, a front-end acquisition server 2, and an application server 3 and a database server 4 located on the marketing business application layer, wherein the communication interface machine 1 and the front-end acquisition server 2 , the application server 3 and the database server 4 realize information interaction through the information intranet.

In this embodiment, at the power consumption site, the power line carrier communication network connection between the collector and the concentrator can basically be realized for various power users, and the power line carrier communication network at the power consumption site has low cost and good reliability. As for the connection between the concentrator and the main station equipment, according to the specific situation of the power user, a comprehensive use of optical fiber private network, wireless public network, 230MHz wireless private network and medium voltage power line carrier private network is used to connect to realize the use of collection The electricity information is sent to the main station equipment, so as to realize the full coverage collection of electricity information collection.

Finally, it is noted that the above embodiments are only used to illustrate the technical solutions of the present utility model without limitation. Although the utility model has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the utility model can be Modifications or equivalent replacements of the technical solutions without departing from the purpose and scope of the technical solutions of the utility model shall be covered by the claims of the utility model.

Claims (5)

1. A power consumption information collection system, comprising: a field terminal and a master station device, characterized in that: the field terminal includes: at least one collector for collecting the power consumption information of a smart meter and at least one for unified collection A concentrator for the electricity consumption information collected by the collector, the collector and the concentrator are connected by a power line carrier communication network, and the concentrator and the master station equipment are connected by an optical fiber private network, a wireless public network, a 230MHz wireless private network and Medium voltage power line carrier private network connection. 2. The electricity consumption information collection system according to claim 1, characterized in that it comprises: the collector and the smart meter are connected by an RS-485 line. 3. The electricity consumption information collection system as claimed in claim 1, wherein: the smart meter comprises: a carrier prepaid energy meter and a prepaid energy meter, and the carrier prepaid energy meter directly communicates with the electric energy meter through a power line carrier communication network The concentrator is connected, and the prepaid electric energy meter is connected with the collector through the RS-485 line. 4. The electricity consumption information collection system according to claim 3, characterized in that: the smart meter further includes: a metering device for changing users, and the collector includes: communicating with the metering device via RS-485 The special transformer terminal connected by cable, the special transformer terminal is connected with the main station equipment by using optical fiber private network, wireless public network, 230MHz wireless private network and medium voltage power line carrier private network. 5. The power consumption information collection system according to any one of claims 1-4, wherein: the master station equipment includes: a communication interface machine located at the front-end collection platform, a front-end collection server, and a The application server and the database server of the business application layer, the communication interface machine, the pre-acquisition server, the application server and the database server realize information interaction through the information intranet.

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