CN105848175A - Wireless communication test device of power distribution automation system and application thereof - Google Patents

Abstract

The invention relates to a wireless communication testing device of a power distribution automation system and its application. The device includes a power distribution automation terminal and a power distribution automation master station; the power distribution automation terminal includes a plurality of test units; the test units include a terminal controller, a wireless communication module and an antenna connected to the power module respectively, and the terminal controller communicates via wireless The communication module is connected with the antenna. The wireless communication test device of the distribution automation system of the present invention changes the communication mode of the traditional distribution automation system, and performs the online rate test of the test unit before performing communication, so as to select the optimal test unit for the distribution automation main Communication between stations and distribution automation terminals.

Description

A wireless communication test device for distribution automation system and its application

technical field

The invention relates to a wireless communication testing device for a power distribution automation system and an application thereof, belonging to the technical field of power distribution automation.

Background technique

Distribution automation is an important means to implement an intelligent distribution network. The distribution automation system detects system defects, corrects and eliminates them as soon as possible by means of data monitoring, operation mode adjustment, remote operation and load transfer on 10kV distribution network lines. Defects, eliminate faults in the bud, and ensure that the operating equipment is in a healthy state. Once a fault occurs, the power distribution automation system will automatically isolate the faulty line section, quickly restore power to non-faulty line customers, improve power supply reliability, and reduce power loss.

Communication system is an inseparable and important part of distribution network automation, and the quality of communication will play a decisive role in the normal operation of the entire system. The wireless communication method is more and more widely used in the distribution automation system because of its low line investment and convenient and flexible use. However, in different external environments, different network providers and wireless communication modules from different manufacturers all affect the communication quality. Our country has a vast landform and a complex network environment. In the prior art, distribution network automation terminals using wireless communication methods generally have problems such as unstable wireless signals and poor communication conditions, which reduces the online rate of distribution terminals and seriously affects the distribution automation system. Reliable operation and practical level. The locations of base stations of different network providers (Unicom or China Mobile, etc.), the different communication networks (2G, 3G or 4G, etc.) It will affect the quality of wireless communication.

The distribution automation terminal in the prior art communicates with the distribution automation master station through an inherently configured communication module, and the inherent hardware configuration may not be able to adapt to the network environment. The above problems not only increase the complexity and difficulty of distribution automation, but are also easy to Produce waste of resources, increase production costs and other issues. The stable operation of the distribution automation system is also not guaranteed.

Contents of the invention

Aiming at the deficiencies of the prior art, the present invention provides a wireless communication testing device for a power distribution automation system.

The invention also provides a method for testing the wireless communication of the power distribution automation system by using the above-mentioned device.

Summary of the invention:

The distribution automation terminal of the wireless communication test device of the distribution automation system described in the invention can integrate multiple test units, and each terminal is equipped with different wireless communication networks of different network suppliers and different communication module manufacturers. The actual test is to select the optimal communication configuration scheme for the distribution automation terminal in this area to ensure the reliable operation of the distribution automation terminal and improve the stability and reliability of the distribution automation system.

Technical scheme of the present invention is as follows:

A wireless communication testing device for a power distribution automation system, including a power distribution automation terminal and a power distribution automation master station; the power distribution automation terminal includes a plurality of test units; the test units include terminal controllers, wireless The communication module and the antenna, the terminal controller is connected with the antenna through the wireless communication module. The distribution automation terminal is wirelessly connected with the distribution automation master station through the wireless communication module.

Preferably, the power distribution automation terminal is provided with a test unit plug-in board; a plurality of test unit slots are arranged on the test unit plug-in board; and the test unit is inserted into the test unit slots. The advantage of the design here is that the type and number of test units inserted into the test unit slot can be selected according to the actual situation; after the test is completed, the unselected test units can be pulled out and continue to be used, which not only has high flexibility but also saves cost.

Preferably, the manufacturers of the wireless communication module are Beijing Yinghantong Network Technology Co., Ltd., Xiamen Aokeni Electronic Technology Co., Ltd., and Shenzhen Hongdian Technology Co., Ltd.

Preferably, the communication systems used between the wireless communication module and the distribution automation master station are 4G mobile communication systems, 3G mobile communication systems and 2G mobile communication systems.

Further preferably, the network operator of the wireless communication module is China Mobile, China Unicom or China Telecom.

Preferably, the distribution automation master station is provided with a master station server.

A method for performing wireless communication testing of a power distribution automation system using the above-mentioned device, comprising the following steps:

1) The test unit in the distribution automation terminal establishes a wireless connection with the distribution automation master station;

2) The distribution automation master station calculates the online rate of each test unit within a certain period of time:

3) The distribution automation master station selects the test unit with the highest online rate to communicate with the distribution automation terminal.

Preferably, the method for testing the wireless communication of the distribution automation system further includes the step of periodic testing: repeating steps 2)-3) at regular intervals. The advantage of this step is that it improves the flexibility of the distribution automation system, and adjusts the communication scheme in response to the real-time changing network communication environment and communication requirements.

Preferably, the method for wireless communication testing of the distribution automation system further includes a step of uploading test unit data: the distribution automation terminal uploads the test unit data of the test unit with the highest online rate to the master station server; the test unit data includes The geographic location information of the test unit, the communication system information used by the test unit, the network operator information used by the test unit and the manufacturer information of the wireless communication module.

Further preferably, the method for wireless communication testing of the distribution automation system further includes the step of selecting a test unit with reference to the test unit data: the master station server stores and classifies the uploaded test unit data, and uses the geographical location of the test unit As an index; the staff uses the index to call the corresponding test unit data in the geographical location as a reference to select the test unit. The advantage of this step is that it is convenient for the staff to quickly find the optimal communication solution in the geographical location.

The benefits of this invention are:

1. The wireless communication test device of the power distribution automation system of the present invention changes the communication mode of the traditional power distribution automation system, and performs the online rate test of the test unit before performing communication, so as to select the optimal test unit for power distribution Communication between the automation master station and the distribution automation terminal;

2. The wireless communication testing device of the distribution automation system according to the present invention selects the optimal communication configuration scheme, the most suitable test unit and wireless network according to the specific environment of the distribution automation terminal, so as to ensure that the distribution automation system finds defects, Play the biggest role in correctly identifying defects and eliminating them in time, improve power supply reliability, reduce power loss and ensure the quality of wireless communication;

3. The wireless communication test device of the power distribution automation system of the present invention is provided with a plurality of test units, the number of test units can be expanded according to the actual needs of the site, and the flexibility is high.

Description of drawings

Fig. 1 is a schematic structural view of the wireless communication testing device of the present invention;

Fig. 2 is the structural representation of test unit of the present invention;

3 is a schematic diagram of the application of the wireless communication testing device of the present invention;

Fig. 4 is a schematic structural view of the test unit plugboard of the present invention;

Among them, 1, the test unit board; 2, the test unit.

detailed description

The present invention will be further described below through the embodiments and in conjunction with the accompanying drawings, but not limited thereto.

Example 1

As shown in Figure 1-3.

A wireless communication testing device for a power distribution automation system, including a power distribution automation terminal and a power distribution automation master station; the power distribution automation terminal includes six test units; the test units include a terminal controller connected to a power module, a wireless The communication module and the antenna, the terminal controller is connected with the antenna through the wireless communication module.

Example 2

As shown in Figure 4.

The wireless communication testing device of the distribution automation system as shown in Embodiment 1, the difference is that the distribution automation terminal is provided with a test unit plug-in board 1; the test unit plug-in board 1 is provided with six test unit slots; The test unit 2 is inserted into the test unit slot. The advantage of the design here is that the type and number of test units 2 inserted into the test unit slot can be selected according to the actual situation; after the test is completed, the unselected test units 2 can be pulled out and continued to be used, which not only has high flexibility but also Cost savings.

Example 3

The wireless communication testing device of the distribution automation system as shown in Embodiment 1, the difference is that the configuration of the six wireless communication modules is as follows: the manufacturer is the wireless communication module, communication system and The network operators are 4G mobile communication system and China Mobile's SIM card; the manufacturer is the wireless communication module of Beijing Yinghantong Network Technology Co., Ltd., and the communication system and network operator are 3G mobile communication system and China Mobile's SIM card respectively. card; the manufacturer is the wireless communication module of Beijing Yinghantong Network Technology Co., Ltd., the communication system and the network operator are respectively 2G mobile communication system and SIM card of China Mobile; the manufacturer is Shenzhen Hongdian Technology Co., Ltd. The wireless communication module, communication system and network operator are 4G mobile communication system and SIM card of China Unicom; the manufacturer is Shenzhen Hongdian Technology Co., Ltd. The wireless communication module, communication system and network operator are 3G mobile communication system and China Unicom's SIM card; the manufacturer is Shenzhen Hongdian Technology Co., Ltd.'s wireless communication module, and the communication system and network operator are 2G mobile communication system and China Unicom's SIM card respectively.

Example 4

The difference of the wireless communication test device of the distribution automation system shown in Embodiment 1 is that the distribution automation master station is provided with a master station server.

Example 5

A method for performing a wireless communication test of a power distribution automation system using the device described in Embodiment 1-4, comprising the following steps:

1) The test unit in the distribution automation terminal establishes a wireless connection with the distribution automation master station;

2) The distribution automation master station calculates the online rate of each test unit within half an hour:

3) The distribution automation master station selects the test unit with the highest online rate to communicate with the distribution automation terminal.

Example 6

The method for testing wireless communication as described in Embodiment 5, the difference is that the method for testing wireless communication of a power distribution automation system further includes a step of periodic testing: repeating steps 2)-3) every other day. The advantage of this step is that it improves the flexibility of the distribution automation system, and adjusts the communication scheme in response to the real-time changing network communication environment and communication requirements.

Example 7

The method for wireless communication testing as described in Embodiment 5, the difference is that the method for wireless communication testing of the distribution automation system also includes the step of uploading test unit data: the distribution automation terminal will test the test unit of the test unit with the highest online rate The data is uploaded to the main station server; the test unit data includes the geographic location information of the test unit, the communication system information used by the test unit, the network operator information used by the test unit and the manufacturer information of the wireless communication module.

Example 8

The method for wireless communication testing as described in Embodiment 5, the difference is that the method for wireless communication testing of the distribution automation system also includes the step of selecting a test unit with the test unit data as a reference: the master station server uploads the test unit data Store and classify, and use the geographical location of the test unit as an index; the staff uses the index to retrieve the corresponding test unit data in the geographical location as a reference, and select the test unit. The advantage of this step is that it is convenient for the staff to quickly find the optimal communication solution in the geographical location.

Claims (8)

1. the wireless telecommunications test device of an electrical power distribution automatization system, it is characterised in that include distribution power automation terminal and distribution Main website of automatization；Described distribution power automation terminal includes multiple test cell；Test cell includes being connected with power module respectively Terminal controller, wireless communication module and antenna, terminal controller is connected with antenna by wireless communication module.

The wireless telecommunications test device of electrical power distribution automatization system the most according to claim 1, it is characterised in that described distribution Automatization terminal is provided with test cell plate；Multiple test cell slot it is provided with on test cell plate；Test cell inserts It is arranged in test cell slot.

The wireless telecommunications test device of electrical power distribution automatization system the most according to claim 1, it is characterised in that described wireless The communication system used between communication module and power distribution automation main website is 4G mobile communication system, 3G mobile communication system and 2G Mobile communication system.

The wireless telecommunications test device of electrical power distribution automatization system the most according to claim 1, it is characterised in that described distribution Main website of automatization is provided with main website server.

5. utilize the method that device described in claim 1-4 any one carries out electrical power distribution automatization system wireless telecommunications test, It is characterized in that, comprise the following steps that

1) test cell in distribution power automation terminal with and power distribution automation main website set up wireless connections；

2) power distribution automation main website calculating online rate of each test cell in certain period of time:

3) power distribution automation main website selects the test cell that online rate is the highest to communicate with distribution power automation terminal.

The method of electrical power distribution automatization system wireless telecommunications the most according to claim 5 test, it is characterised in that described distribution The method of automated system wireless telecommunications test also includes the step of routine test: repeat step 2 every the set time)-3).

The method of electrical power distribution automatization system wireless telecommunications the most according to claim 5 test, it is characterised in that described distribution The method of automated system wireless telecommunications test also includes the step uploading test cell data: distribution power automation terminal is by online rate The test cell data of the highest test cell are uploaded to main website server；Described test cell data include the geography of test cell Communication system information, the network operator information of test cell use and the wireless communication module that positional information, test cell use Manufacturer's information.

The method of electrical power distribution automatization system wireless telecommunications the most according to claim 7 test, it is characterised in that described distribution The method of automated system wireless telecommunications test also includes with test cell data for reference to the step selecting test cell: main website takes The test cell data uploaded are stored and classify by business device, and using the geographical position of test cell as index；Staff In transferring geographical position by index, corresponding test cell data are as reference, select test cell.