New energy power station electric energy acquisition and monitoring system

Abstract

The utility model discloses an electric energy acquisition and monitoring system for a new energy power station. The system comprises an electric energy master station at a new energy centralized control center side, a second-area private line network, an electric energy acquisition terminal at a new energy station side, and an intelligent electric meter. The electric energy acquisition terminal is connected with the intelligent electric meter through the communication module to acquire electric energy data and is connected with the second-area private line network to transmit the electric energy data; the electric energy master station comprises a front acquisition server, a database server, a data detection server, an application server and a second-area switch connected with a second-area special line, supports automatic acquisition, supplementary acquisition, manual supplementary acquisition or supplementary recording of electric energy data, can identify abnormities of various kinds of electric energy data and give an alarm to trigger automatic supplementary acquisition, and is high in reliability. And the found abnormity can be handled in time. According to the utility model, the problem of rapid positioning of the abnormal electric energy data of the new energy power station is solved, the integrity, accuracy and timeliness of the electric energy data are improved, and the management requirements of power generation enterprises are better met.

Description

Technical Field

[0001] The utility model relates to the technical field of new energy power management, and in particular to an electric energy collection and monitoring system for a new energy power station. Background Art

[0002] With the rapid development of new energy in my country, the proportion of new energy enterprises participating in electricity market transactions is getting higher and higher. In order to enhance the competitiveness of enterprises participating in electricity market transactions, new energy enterprises need to build a set of electric energy collection and monitoring systems to realize the automatic collection, transmission, storage and data processing of electric energy data in different time periods, ensure the reliability and accuracy of electric energy data, and meet the production management needs of new energy enterprises.

[0003] Since electric energy data is cumulative and continuous, it is required that the original electric energy data should not be lost under any circumstances. In the prior art, new energy power stations often have abnormal electric energy data due to meter failures, line failures, etc. The electric energy collection and monitoring system of new energy power stations cannot quickly and accurately locate abnormal data and process it in a timely manner, and cannot guarantee the accuracy and reliability of electric energy data, which seriously affects the statistical work of power generation data. Utility Model Content

[0004] The problem to be solved by the utility model is to provide an electric energy collection and monitoring system for a new energy power station, solve the problem of rapid positioning of abnormal electric energy data in the new energy power station, and timely handle the discovered abnormalities through automatic supplementary collection and abnormal alarm notification, so as to better meet the management needs of power generation enterprises.

[0005] The utility model adopts the following technical solution: a new energy power station electric energy collection and monitoring system, including: an electric energy master station on the new energy centralized control center side, a two-area dedicated line network, an electric energy collection terminal on the new energy station side, and several smart meters;

[0006] The electric energy collection terminal is integrated with a communication module, which is connected to the smart meter to collect electric energy data. At the same time, the communication module is connected to the dedicated line network of the second zone to transmit the electric energy data;

[0007] The electric energy master station includes: several front-end collection servers, database servers, data detection servers, application servers, and zone 2 switches; the zone 2 switches are connected to the zone 2 dedicated line through the communication interface to establish data communication between the new energy centralized control center and the new energy station side.

[0008] Furthermore, in the electric energy master station on the new energy centralized control center side, the front-end acquisition server, database server, data detection server and application server are respectively connected to the zone 2 switch through the RJ-45 communication interface; at the same time, the zone 2 switch is connected to the zone 2 dedicated line through the RJ-45 communication interface.

[0009] The database server stores the electric energy data collected by the front-end collection server and the abnormal records detected by the data detection server.

[0010] The data detection server is integrated with an anomaly detection module. It uses the anomaly detection module to quickly identify anomalies in the electric energy data, store the anomaly records in the database server, and send supplementary collection instructions to the front-end collection server to supplement the electric energy data during the abnormal period.

[0011] The application server issues abnormal power data alarms according to the abnormal power data type, notifying relevant personnel to pay attention to and handle the abnormal data in a timely manner.

[0012] Abnormal electric energy data include: meter reverse running, negative value, missing, and exceeding preset value.

[0013] The front-end collection server is integrated with an automatic collection module, which automatically collects the electric energy data stored in the intelligent electric energy collection terminal at a fixed time. The front-end collection server is also integrated with a supplementary collection module to receive supplementary collection instructions from the abnormality detection module.

[0014] There are at least two front-end collection server sets. When one front-end collection server set fails, the electric energy collection channel automatically switches to other front-end collection servers to continue the collection task. When all front-end collection servers fail and restart, the collection is automatically resumed from the interruption point through the collection software to complete the electric energy data of the missing period.

[0015] Furthermore, in the electric energy collection terminal, the downlink channel of the communication module is connected to each smart meter through the RS-485 communication interface, and the uplink channel is connected to the zone 2 dedicated line network through the RJ-45 communication interface, and the electric energy data is transmitted to the electric energy master station on the centralized control side through the zone 2 dedicated line network.

[0016] The electric energy collection terminal is also integrated with a storage module to store the collected electric energy data of each smart meter. The smart meter is a fully electronic smart meter.

[0017] Compared with the prior art, the utility model adopts the above technical solution and has the following technical effects:

[0018] The new energy power station electric energy collection and monitoring system provided by the utility model can realize the rapid positioning of abnormal electric energy data of the new energy power station, and send supplementary collection instructions to the front-end collection server, automatically supplement the data of the abnormal period, and facilitate the rapid investigation and elimination of abnormal electric energy data of the new energy power station, effectively improving the integrity, accuracy and timeliness of electric energy data, and providing technical support for the internal management of power generation enterprises and participation in the operation of the power market. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1This is the structural diagram of the electric energy collection and monitoring system of the utility model new energy power station. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] In one embodiment of the present invention, a new energy power station electric energy collection and monitoring system, such as Figure 1 As shown, it includes: the electric energy master station on the new energy centralized control center side, the second zone dedicated line network, the electric energy collection terminal on the new energy station side and the smart meter.

[0022] The electric energy master station is located in the new energy centralized control center. It communicates with the electric energy collection terminal on the station side through the dedicated line of Zone 2. It detects anomalies in the collected electric energy data, issues alarms according to the anomaly types, and automatically collects electric energy data during abnormal periods. It promptly checks and processes abnormal electric energy data, effectively improving the integrity, accuracy and timeliness of electric energy data.

[0023] The electric energy master station includes: a front-end collection server for collecting electric energy data, a database server for storing electric energy data, a data detection server for detecting abnormal electric energy data, an application server for issuing abnormal electric energy data alarms, and a zone 2 switch.

[0024] The data detection server, database server, application server, and front-end acquisition server are connected through the zone 2 switch, and the electric energy master station is connected to the zone 2 dedicated line through the zone 2 switch.

[0025] Preferably, in this embodiment, there are two front-end collection server sets, and the collection software adopts dual-machine hot standby deployment, communicates with the electric energy collection terminal through standard communication protocols, and collects electric energy data. When one front-end collection server fails, the collection channel automatically switches to another front-end collection server to continue to perform the collection task; when the front-end collection servers all fail and restart, the collection software automatically resumes collection from the interruption point and completes the electric energy data of the missing period; the collection software writes the electric energy data into the database server and marks the corresponding collection method.

[0026] The data detection server automatically detects the electric energy data written into the database server, records the anomalies, and sets corresponding marks for the detected data; at the same time, based on the detected abnormal records, it automatically triggers the collection software of the front-end collection server to supplement the electric energy data during the abnormal period.

[0027] The application server establishes a user connection through a user interface for querying, correcting and manually supplementing the electric energy data; for the manual supplementary collection, the user sends a supplementary collection instruction to the collection software through the interface to actively supplement the electric energy data during the abnormal period.

[0028] The electric energy collection terminal integrates a communication module and a storage module. The storage module is used to store electric energy data. The communication module downlink channel is connected to the smart meter to collect electric energy data. The communication module uplink channel is connected to the dedicated line of the second zone to send the electric energy data to the electric energy master station. The communication module uplink channel is connected to the dedicated line of the second zone through the RJ-45 communication interface, and the communication module downlink channel communicates with multiple smart meters through multiple RS-485 communication interfaces.

[0029] Preferably, in this embodiment, the smart meter is a fully electronic smart meter.

[0030] It is particularly important to note that, in the present embodiment, the electric energy collection and monitoring system of the new energy power station integrates technologies such as data collection, anomaly detection, abnormal alarm, and automatic supplementary collection. It completes abnormal electric energy data detection at the electric energy master station, identifies meter reverse flow, negative values, missing values, and abnormally large values, and issues abnormal alarms by type, and automatically supplements data for abnormal time periods.

[0031] In summary, the utility model provides an energy collection and monitoring system for a new energy power station, which realizes the rapid positioning of abnormal energy data in the new energy power station, and issues a supplementary collection instruction to the front-end collection server, automatically supplements the data for the abnormal period, and facilitates the rapid investigation and elimination of abnormal energy data in the new energy power station, effectively improving the integrity, accuracy and timeliness of energy data, and providing technical support for the internal management of power generation enterprises and participation in the operation of the power market.

[0032] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A new energy power station electric energy collection and monitoring system, characterized in that: include: The electric energy master station on the new energy centralized control center side, the dedicated line network of zone 2, the electric energy collection terminal on the new energy station side, and several smart meters; The electric energy collection terminal is integrated with a communication module, which is connected to the smart meter to automatically collect electric energy data. At the same time, the communication module is connected to the dedicated line network of the second zone to transmit the electric energy data; The electric energy master station includes: a number of front-end acquisition servers, a database server, a data detection server, an application server, and a zone 2 switch; The zone 2 switch is connected to the zone 2 dedicated line through the communication interface to establish data communication between the new energy centralized control center and the new energy station side.

2. The electric energy collection and monitoring system for a new energy power station according to claim 1 is characterized in that: In the electric energy master station on the new energy centralized control center side, the front-end acquisition server, database server, data detection server and application server are connected to the zone 2 switch through the RJ-45 communication interface respectively; at the same time, the zone 2 switch is connected to the zone 2 dedicated line through the RJ-45 communication interface.

3. The electric energy collection and monitoring system for a new energy power station according to claim 2 is characterized in that: The database server stores the electric energy data collected by the front-end collection server and the abnormal records detected by the data detection server.

4. The electric energy collection and monitoring system for a new energy power station according to claim 2 is characterized in that: The data detection server is integrated with an abnormality detection module, which automatically detects the electric energy data written into the database server, and completes the identification of abnormalities in the electric energy data through the abnormality detection module, sets corresponding marks for the abnormal electric energy data, and stores the abnormal records in the database server, and automatically sends a supplementary collection instruction to the collection software of the front-end collection server to supplement the electric energy data in the abnormal period; The electric energy data anomalies include: meter reverse running, negative value, missing, and exceeding preset value.

5. The electric energy collection and monitoring system for a new energy power station according to claim 2 is characterized in that: The front-end collection server is integrated with an automatic collection module, which automatically collects the electric energy data stored in the intelligent electric energy collection terminal at a fixed time. The front-end collection server is also integrated with a supplementary collection module, which receives the supplementary collection instructions from the abnormal detection module and completes the supplementary collection of electric energy data during abnormal periods.

6. The electric energy collection and monitoring system for a new energy power station according to claim 5 is characterized in that: There are at least two front-end collection server sets. When one front-end collection server set fails, the electric energy collection channel automatically switches to other front-end collection servers to continue to perform the collection task; When the current collection servers fail and restart, the collection software automatically resumes collection from the interruption point to complete the electric energy data of the missing period.

7. The electric energy collection and monitoring system for a new energy power station according to claim 2 is characterized in that: The application server establishes a user connection through a user interface to query, correct and manually collect electric energy data; The application server issues abnormal power data alarms according to the abnormal power data type, notifying relevant personnel to pay attention to and handle abnormal data in a timely manner; Manual supplementary collection: the user sends supplementary collection instructions to the collection software through the interface, and actively supplements the electric energy data during abnormal periods.

8. The electric energy collection and monitoring system for a new energy power station according to claim 1 is characterized in that: In the electric energy collection terminal, the downlink channel of the communication module is connected to each smart meter through the RS-485 communication interface, and the uplink channel is connected to the zone 2 dedicated line network through the RJ-45 communication interface, and the electric energy data is transmitted to the electric energy master station on the centralized control side through the zone 2 dedicated line network.

9. The electric energy collection and monitoring system for a new energy power station according to claim 8 is characterized in that: The electric energy collection terminal is also integrated with a storage module to store the collected electric energy data of each smart meter.

10. The electric energy collection and monitoring system for a new energy power station according to claim 9 is characterized in that: The smart meter is a fully electronic smart meter.

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