CN112583448A - Five-in-one low-voltage power line carrier communication unit integration test tool - Google Patents
Five-in-one low-voltage power line carrier communication unit integration test tool Download PDFInfo
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- CN112583448A CN112583448A CN202011398818.5A CN202011398818A CN112583448A CN 112583448 A CN112583448 A CN 112583448A CN 202011398818 A CN202011398818 A CN 202011398818A CN 112583448 A CN112583448 A CN 112583448A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/54—Systems for transmission via power distribution lines
- H04B3/542—Systems for transmission via power distribution lines the information being in digital form
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/46—Monitoring; Testing
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Abstract
The invention discloses a five-in-one low-voltage power line carrier communication unit integration test tool, which structurally comprises: the device comprises a main control unit, a single-phase module testing unit, a 13-standard three-phase module testing unit, a national network routing testing unit, a south network routing testing unit and a II-type collector testing unit. The main control unit is used for carrying out state control and message forwarding on each communication module test unit; the single-phase module testing unit is used for plugging a single-phase module to test the functions of the module; the 13 standard three-phase module testing unit is used for plugging 13 standard three-phase modules to test the functions of the three-phase modules; the national network routing test unit is used for testing the national network routing function of the inserted national network routing; the south network routing test unit is used for plugging a south network routing to test the south network routing function; the II type collector testing unit is used for inserting the II type collector to test the function of the II type collector. The invention adheres to the design concept of one machine with multiple purposes, and has the advantages of supporting the test of products with various forms, easily building a test environment, conveniently operating and controlling and the like.
Description
Technical Field
The invention relates to a five-in-one low-voltage power line carrier communication unit integration test tool, which is used for performing function test on 5 types of low-voltage power line carrier communication units such as a single-phase module, a three-phase module, a national network route, a south network route, a II type collector and the like.
Background
The low-voltage power line carrier communication products are various in types, and the field operation quantity is large. In order to ensure the stable operation effect of the product on site, the test and verification work is particularly critical. Therefore, research on the test tool of the low-voltage power line carrier communication unit is more and more important.
At present, the test tools for low-voltage power line carrier communication products are various in types, and derived application modes are also various. These test tools have a common drawback: the measurable product has single or insufficient shape. The integrated test tool adheres to the design idea of product form diversification, products in various forms such as a single-phase module, a three-phase module, a national network route, a south network route, a II-type collector and the like are integrated into the same test tool, the purpose of one machine with multiple purposes is achieved, and great convenience is provided for testing low-voltage power line carrier communication products.
Disclosure of Invention
In order to solve the problem that the product form measured by the existing tool is single, the invention realizes the five-in-one low-voltage power line carrier communication unit integrated test tool. The technical solution of the invention is as follows:
the structure of the device comprises a main control unit, a single-phase module testing unit, a 13-standard three-phase module testing unit, a national network routing testing unit, a south network routing testing unit and a II-type collector testing unit. The main control unit is used for carrying out state control and message forwarding on each communication module test unit; the single-phase module testing unit is used for plugging a single-phase module to test the functions of the module; the 13-standard three-phase module testing unit is used for plugging a 13-standard three-phase module to test the functions of the three-phase module; the national network routing test unit is used for testing the national network routing function by inserting the national network routing; the south network routing test unit is used for plugging a south network routing to test the south network routing function; the II type collector testing unit is used for inserting the II type collector to test the function of the II type collector.
Compared with the existing tool, the tool has the advantages that: the test bed has multiple functions and simultaneously supports the test of products with various forms; the test environment is simple to build; the industrial personal computer is connected with the industrial personal computer through a single network port, so that the communication bottleneck is eliminated; the tool is simple to control.
Drawings
Fig. 1 is a structural block diagram of a five-in-one low-voltage power line carrier communication unit integration test tool.
Fig. 2 is a schematic diagram of a test tool workflow.
Detailed Description
The invention relates to a five-in-one low-voltage power line carrier communication unit integration test tool, which integrates various products into one tool, thereby realizing multiple purposes of one machine. The invention is further described below with reference to the accompanying drawings. Fig. 1 is a block diagram of the structure of the present invention, which includes a main control unit, a single-phase module testing unit, a 13-standard three-phase module testing unit, a national network routing testing unit, a south network routing testing unit, and a II-type collector testing unit; the main control unit is used for carrying out state control and message forwarding on each communication module test unit; the single-phase module testing unit is used for plugging a single-phase module to test the functions of the module; the 13-standard three-phase module testing unit is used for plugging a 13-standard three-phase module to test the functions of the three-phase module; the national network routing test unit is used for testing the national network routing function by inserting the national network routing; the south network routing test unit is used for plugging a south network routing to test the south network routing function; the II type collector testing unit is used for inserting the II type collector to test the function of the II type collector.
The main control unit comprises an STM32MCU and a WS5500 network port chip, and realizes information exchange with an external system through the network port.
The single-phase module testing unit comprises pins of VCC, VSS, TXD, RXD, SET, STATE, RST, EVENTOUT and the like, realizes data communication with the main control unit through the TXD and the RXD, and the pins of VCC, RST, EVENOUT and the like are controlled by the main control unit and used for controlling the STATE of the single-phase module; the AC220V-L, AC220V-N pins are used for connecting alternating current to establish a carrier channel for master-slave node communication.
The 13-specification three-phase module test unit comprises pins of VCC, VSS, TXD, RXD, SET, STATE, RST, EVENTOUT and the like, realizes data communication with the main control unit through the TXD and the RXD, and the pins of VCC, RST, EVENOUT and the like are controlled by the main control unit and used for controlling the STATE of the 13-specification three-phase module; the pins AC220V-A, AC220V-B, AC220V-C, AC220V-N are used for connecting alternating current to establish a carrier channel for master-slave node communication.
The national network routing test unit comprises pins such as VDD, GND, TXD, RXD, V3P3, RESET, STATE, TD +, TD-, RD +, RD-and the like, data communication with the main control unit is realized through the TXD and the RXD, and the pins such as VDD, RESET and the like are controlled by the main control unit and are used for controlling the routing STATE of the national network; the pins AC220V-A, AC220V-B, AC220V-C, AC220V-N are used for connecting alternating current to establish a carrier channel for master-slave node communication.
The south network comprises pins such as VDD, GND, TXD, RXD, SET, RESET, MID, 3.3V, TD +, TD-, RD +, RD-and the like through a test unit, realizes data communication with a main control unit through the TXD and the RXD, and the pins such as VDD, RESET and the like are controlled by the main control unit and are used for controlling the routing state of the south network; the pins AC220V-A, AC220V-B, AC220V-C, AC220V-N are used for connecting alternating current to establish a carrier channel for master-slave node communication.
The II-type collector test unit comprises 485-A, 485-B and other pins, and realizes data communication with the main control unit through 485 to 232 conversion; the AC220V-L, AC220V-N pins are used for connecting alternating current to establish a carrier channel for master-slave node communication.
As shown in fig. 2, the test tool receives messages of the external system through the network port, analyzes the messages according to an agreed protocol, performs state control or message forwarding on the target test unit according to an analysis result, receives the messages from each test unit through the UART, packages the messages according to the agreed protocol, and transmits the messages to the external system through the network port, thereby realizing the function test of the five-form low-voltage power line carrier communication unit.
Claims (2)
1. The five-in-one low-voltage power line carrier communication unit integrated test tool is characterized by comprising a main control unit, a single-phase module test unit, a 13-standard three-phase module test unit, a national network routing test unit, a south network routing test unit and a II-type collector test unit; the main control unit is used for carrying out state control and message forwarding on each communication module test unit; the single-phase module testing unit is used for plugging a single-phase module to test the functions of the module; the 13-standard three-phase module testing unit is used for plugging a 13-standard three-phase module to test the functions of the three-phase module; the national network routing test unit is used for testing the national network routing function by inserting the national network routing; the south network routing test unit is used for plugging a south network routing to test the south network routing function; the II type collector testing unit is used for inserting the II type collector to test the function of the II type collector.
2. The five-in-one low-voltage power line carrier communication unit integration test tool according to claim 1, wherein the main control unit comprises an STM32MCU and a WS5500 gateway chip, receives messages of an external system through a gateway, analyzes the messages according to an agreed protocol, and performs state control or message forwarding on a target test unit according to an analysis result; and receiving the messages from the test units through the UART, packaging the messages according to an agreed protocol, and sending the messages to an external system through the network port to realize the function test of the five-form low-voltage power line carrier communication unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011398818.5A CN112583448A (en) | 2020-12-04 | 2020-12-04 | Five-in-one low-voltage power line carrier communication unit integration test tool |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011398818.5A CN112583448A (en) | 2020-12-04 | 2020-12-04 | Five-in-one low-voltage power line carrier communication unit integration test tool |
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| CN112583448A true CN112583448A (en) | 2021-03-30 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109873659A (en) * | 2019-03-01 | 2019-06-11 | 珠海中慧微电子有限公司 | Communication extension device |
| CN209390066U (en) * | 2019-01-22 | 2019-09-13 | 珠海慧信微电子有限公司 | Portable carrier communication module test device |
| CN210839566U (en) * | 2020-01-17 | 2020-06-23 | 深圳市国电科技通信有限公司 | Detection apparatus for power line carrier communication module |
| CN211018825U (en) * | 2020-01-03 | 2020-07-14 | 深圳市国电科技通信有限公司 | Carrier communication unit test fixture and test system |
| CN111970027A (en) * | 2020-07-09 | 2020-11-20 | 珠海中慧微电子有限公司 | Method for sending beacon signal of broadband carrier communication network |
-
2020
- 2020-12-04 CN CN202011398818.5A patent/CN112583448A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209390066U (en) * | 2019-01-22 | 2019-09-13 | 珠海慧信微电子有限公司 | Portable carrier communication module test device |
| CN109873659A (en) * | 2019-03-01 | 2019-06-11 | 珠海中慧微电子有限公司 | Communication extension device |
| CN211018825U (en) * | 2020-01-03 | 2020-07-14 | 深圳市国电科技通信有限公司 | Carrier communication unit test fixture and test system |
| CN210839566U (en) * | 2020-01-17 | 2020-06-23 | 深圳市国电科技通信有限公司 | Detection apparatus for power line carrier communication module |
| CN111970027A (en) * | 2020-07-09 | 2020-11-20 | 珠海中慧微电子有限公司 | Method for sending beacon signal of broadband carrier communication network |
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Application publication date: 20210330 |
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