CN110927445A - Simulation single-phase electric energy meter compatible with narrow-band module and HPLC module full detection - Google Patents
Simulation single-phase electric energy meter compatible with narrow-band module and HPLC module full detection Download PDFInfo
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- CN110927445A CN110927445A CN201911162304.7A CN201911162304A CN110927445A CN 110927445 A CN110927445 A CN 110927445A CN 201911162304 A CN201911162304 A CN 201911162304A CN 110927445 A CN110927445 A CN 110927445A
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- module
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- energy meter
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R22/00—Arrangements for measuring time integral of electric power or current, e.g. electricity meters
- G01R22/06—Arrangements for measuring time integral of electric power or current, e.g. electricity meters by electronic methods
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R22/00—Arrangements for measuring time integral of electric power or current, e.g. electricity meters
- G01R22/06—Arrangements for measuring time integral of electric power or current, e.g. electricity meters by electronic methods
- G01R22/061—Details of electronic electricity meters
- G01R22/063—Details of electronic electricity meters related to remote communication
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
- G01R35/04—Testing or calibrating of apparatus covered by the other groups of this subclass of instruments for measuring time integral of power or current
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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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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/54—Systems for transmission via power distribution lines
Abstract
The invention relates to a simulation single-phase electric energy meter for compatible narrow-band module and HPLC module full detection, which is characterized in that: the electric energy meter testing device comprises an electric energy meter body and a tool testing board arranged in the electric energy meter body, wherein a carrier module testing interface is arranged on the tool testing board, and the electric energy meter body is connected with a tested carrier module through the carrier module testing interface. The invention can realize one-time putting test of a plurality of carrier modules, can quickly and accurately test the low-voltage power line carrier module, meets the requirement of production rhythm, reduces the fatigue strength of workers, improves the production efficiency, improves the one-time assembly straight-through rate and improves the production efficiency.
Description
Technical Field
The invention belongs to the technical field of electrical measurement and electric energy measurement, and particularly relates to a simulation single-phase electric energy meter compatible with full detection of a narrow-band module and an HPLC (high performance liquid chromatography) module.
Background
At present, the power carrier module detection still mainly adopts a feeding detection mode of a single product, the complete machine compatibility and consistency detection of the electric energy meter with the module cannot be realized, in addition, partial products even still need to depend on a tool for manual detection, the efficiency is low, and the communication detection quality of the power carrier module is greatly influenced. Meanwhile, the automatic detection assembly line of the power carrier module has the defect of large investment.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a simulation single-phase electric energy meter compatible with full detection of a narrow-band module and an HPLC module.
The technical problem to be solved by the invention is realized by adopting the following technical scheme:
a simulation single-phase electric energy meter for compatible narrowband module and HPLC module full detection is characterized in that: the electric energy meter testing device comprises an electric energy meter body and a tool testing board arranged in the electric energy meter body, wherein a carrier module testing interface is arranged on the tool testing board, and the electric energy meter body is connected with a tested carrier module through the carrier module testing interface.
Moreover, the tooling test board comprises an MCU, a memory, a power consumption test module and a power supply module,
the MCU adopts an ML610Q496 chip to control the PWM mode of the carrier wave controllable voltage module, is connected with a carrier wave module test interface and carries out data interaction;
the memory is connected with the MCU and used for storing the communication addresses of the multi-path communication ports;
the power consumption testing module is built by an HT7017 chip and is used for communicating with the MCU through an SPI interface;
the power module comprises a carrier controllable voltage module and provides a stable direct current power supply for the tool test board and the carrier module.
And the carrier module test interface comprises a data interaction interface and a carrier channel interface, wherein the data interaction interface is used for connecting the tested carrier module and the tool test board, and the carrier channel interface is used for connecting the tested carrier module and the output power supply of the program control source.
The invention has the advantages and positive effects that:
the invention meets the conditions required by the test of the carrier module, the MCU selects the ML610Q496 chip, has the function of flexibly configuring the port, achieves the purposes of simple design and small volume, can realize the multi-makeup combined test and improves the test efficiency of the low-voltage power line carrier module. By adopting the advanced technology, the functions of multi-path serial port communication, power consumption detection, adjustable voltage output, function indication and the like are realized.
The invention can realize one-time putting test of a plurality of carrier modules, can quickly and accurately test the low-voltage power line carrier module, meets the requirement of production rhythm, reduces the fatigue strength of workers, improves the production efficiency, improves the one-time assembly straight-through rate and improves the production efficiency.
Drawings
Fig. 1 is a schematic block diagram of the present invention.
Detailed Description
The embodiments of the invention are described in further detail below with reference to the following figures:
a simulation single-phase electric energy meter for compatible narrowband module and HPLC module full detection is characterized in that: including the watchcase and install the frock test board in the watchcase, be provided with multichannel carrier module test interface on the frock test board, specific content is as follows:
as shown in fig. 1, the tooling test board is connected with the tested carrier module through a carrier module test interface, and the tooling test board comprises an MCU, a memory, a power consumption test module and a power module; the MCU is connected with the carrier module test interface for data interaction; the memory is connected with the MCU and stores the communication addresses of the multi-path communication ports; the power module provides stable 5V direct current power supply for the tooling test board.
The power supply module also comprises a carrier controllable voltage module which provides an auxiliary power supply for the carrier module, the main control chip can adjust and output PWM through the command of the PC, the PWM controls the power supply voltage of the carrier controllable voltage module, and the output range (DC12V +/-15%) is adjusted according to the user command.
The MCU adopts ML610Q496 chip, and ML610Q496 chip is from taking a plurality of UART serial ports, has the nimble port function of configurating. The ML610Q496 chip is also connected with a programming simulation port P0. The ML610Q496 chip can provide data exchange for 5 way carrier wave modules simultaneously, can realize fast that the test channel expands.
ML610Q496 has three way communication: one path is communicated with a PC, the other path is communicated with an RS485 control module, and the other path is communicated with a carrier module. The ML610Q496 chip has the advantage of many UART serial ports itself, and the design is small, adopts a plurality of carrier wave module makeup modes such as 10 pieces of makeup, 20 pieces of makeup to put into the test once after realizing that the welding of carrier wave module makeup is accomplished, reduces the link of artifical plug test one by one, has both reduced production operation staff's intensity of labour, has reached the production beat requirement again, has improved production efficiency.
As shown in fig. 2, the program control source is an external digitally controllable voltage boosting device, which provides a carrier communication voltage to the carrier module, the voltage is AC220V, which provides a communication voltage of AC220V to the carrier module, and a relay is provided between the program control source and the carrier module, and is connected by using a relay contact, and is controllable. And the carrier reading and controlling device is connected with the power management unit and used for reading the interactive data of the tested carrier module and sending the interactive data to the PC.
The carrier reading controller is connected with the centralized control computer through an RS232 serial port, a USB interface or a wireless communication mode.
The power consumption testing module is built by an HT7017 chip and is communicated with the MCU through an SPI interface.
The test procedure was as follows:
1) connecting a PC (personal computer) with a carrier reading controller through an RS232 serial port or a USB (universal serial bus) port, placing a tested carrier module into a corresponding cavity of a meter shell, connecting the carrier modules with carrier testing interfaces one by one to complete the installation of the carrier modules, and starting testing software;
2) the PC controls the simulation meter to be electrified, the power supply module and the carrier controllable voltage module provide working power supplies for the tool test board and the carrier module, and the power consumption test module tests the static power consumption of the carrier module;
3) the PC controls the relay to be closed, the voltage of the program control source is connected into the carrier module, and the PC controls the program control source to increase the voltage;
4) the carrier module sends a data request to the MCU through the test interface, the MCU returns to the carrier communication module according to a pre-prepared address, and the carrier module and the tooling test board can carry out data interaction;
5) the PC machine sends a test meter reading message to the power line channel meter by meter according to the meter address through the carrier meter reading controller;
6) the carrier module receives a command on the power line, reads data of the simulation table and sends the data to the power line;
7) the PC machine receives the data through the carrier reading controller and compares the data on the simulation table to judge whether the communication is correct;
8) during the communication between the PC and the carrier module, the power consumption testing module realizes 3-5 times of dynamic power consumption testing on the power consumption and analyzes whether the static power consumption and the dynamic power consumption meet the requirements or not;
9) the PC controls the program control source to reduce voltage, cut off voltage and reduce the working voltage of the carrier module;
10) and the PC machine reports and arranges the data.
As will be appreciated by one skilled in the art, embodiments of the present application may be provided as a method, system, or computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The present application is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the application. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: modifications and equivalents may be made to the embodiments of the invention without departing from the spirit and scope of the invention, which is to be covered by the claims.
Claims (3)
1. A simulation single-phase electric energy meter for compatible narrowband module and HPLC module full detection is characterized in that: the electric energy meter testing device comprises an electric energy meter body and a tool testing board arranged in the electric energy meter body, wherein a carrier module testing interface is arranged on the tool testing board, and the electric energy meter body is connected with a tested carrier module through the carrier module testing interface.
2. The simulated single-phase electric energy meter for compatible narrowband module and HPLC module full detection according to claim 1, characterized in that: the tooling test board comprises an MCU, a memory, a power consumption test module and a power supply module,
the MCU adopts an ML610Q496 chip to control the PWM mode of the carrier wave controllable voltage module, is connected with a carrier wave module test interface and carries out data interaction;
the memory is connected with the MCU and used for storing the communication addresses of the multi-path communication ports;
the power consumption testing module is built by an HT7017 chip and is used for communicating with the MCU through an SPI interface;
the power module comprises a carrier controllable voltage module and provides a stable direct current power supply for the tool test board and the carrier module.
3. The simulated single-phase electric energy meter for compatible narrowband module and HPLC module full detection according to claim 1, characterized in that: the carrier module test interface comprises a data interaction interface and a carrier channel interface, wherein the data interaction interface is used for connecting the tested carrier module and the tool test board, and the carrier channel interface is used for connecting the tested carrier module and an output power supply of the program control source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911162304.7A CN110927445A (en) | 2019-11-25 | 2019-11-25 | Simulation single-phase electric energy meter compatible with narrow-band module and HPLC module full detection |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911162304.7A CN110927445A (en) | 2019-11-25 | 2019-11-25 | Simulation single-phase electric energy meter compatible with narrow-band module and HPLC module full detection |
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| Publication Number | Publication Date |
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| CN110927445A true CN110927445A (en) | 2020-03-27 |
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| CN201911162304.7A Pending CN110927445A (en) | 2019-11-25 | 2019-11-25 | Simulation single-phase electric energy meter compatible with narrow-band module and HPLC module full detection |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000292466A (en) * | 1999-04-06 | 2000-10-20 | Sanee Denki Kk | Electric-power measuring system |
| CN101368985A (en) * | 2007-08-14 | 2009-02-18 | 通用电气公司 | Cognitive electric power meter |
| CN201434880Y (en) * | 2009-05-18 | 2010-03-31 | 深圳市森晖电子有限公司 | Carrier wave remote controlled meter-reading billing system |
| CN201583594U (en) * | 2009-12-28 | 2010-09-15 | 福州中弘微电子科技有限公司 | Single-phase carrier electric energy meter |
| CN101907694A (en) * | 2010-07-09 | 2010-12-08 | 深圳市科陆电子科技股份有限公司 | Device and method for testing low-voltage collecting meter reading system |
| CN110086503A (en) * | 2019-02-26 | 2019-08-02 | 海盐德创电子有限公司 | A kind of single-phase carrier module testing emulation table |
-
2019
- 2019-11-25 CN CN201911162304.7A patent/CN110927445A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000292466A (en) * | 1999-04-06 | 2000-10-20 | Sanee Denki Kk | Electric-power measuring system |
| CN101368985A (en) * | 2007-08-14 | 2009-02-18 | 通用电气公司 | Cognitive electric power meter |
| CN201434880Y (en) * | 2009-05-18 | 2010-03-31 | 深圳市森晖电子有限公司 | Carrier wave remote controlled meter-reading billing system |
| CN201583594U (en) * | 2009-12-28 | 2010-09-15 | 福州中弘微电子科技有限公司 | Single-phase carrier electric energy meter |
| CN101907694A (en) * | 2010-07-09 | 2010-12-08 | 深圳市科陆电子科技股份有限公司 | Device and method for testing low-voltage collecting meter reading system |
| CN110086503A (en) * | 2019-02-26 | 2019-08-02 | 海盐德创电子有限公司 | A kind of single-phase carrier module testing emulation table |
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Application publication date: 20200327 |