CN111383436A - Testing device for multi-meter centralized reading communication interface converter - Google Patents
Testing device for multi-meter centralized reading communication interface converter Download PDFInfo
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- CN111383436A CN111383436A CN201911295337.9A CN201911295337A CN111383436A CN 111383436 A CN111383436 A CN 111383436A CN 201911295337 A CN201911295337 A CN 201911295337A CN 111383436 A CN111383436 A CN 111383436A
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- G—PHYSICS
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- G08C19/00—Electric signal transmission systems
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Abstract
The invention discloses a testing device of a multi-meter centralized reading communication interface converter, which comprises a main machine cabinet, at least 2 secondary machine cabinets, an industrial personal computer arranged in the main machine cabinet, a program-controlled power supply, a power meter, a first multifunctional electromagnetic wave small chamber and a second multifunctional electromagnetic wave small chamber, wherein the program-controlled power supply, the power meter, the first multifunctional electromagnetic wave small chamber and the second multifunctional electromagnetic wave small chamber are all connected with the industrial personal computer; the first multifunctional electromagnetic wave small chamber is used for placing a concentrator, and the second multifunctional electromagnetic wave small chamber is used for placing a communication interface converter to be tested. The invention relates to a testing device of a multi-meter centralized meter reading communication interface converter, which can carry out omnibearing test on a communication interface converter 51 and specifically comprises the following steps: the method comprises the following steps of data acquisition testing, parameter setting and query testing, data transmission testing, local function testing, terminal maintenance testing, data transmission channel testing, power consumption testing, power supply influence testing and communication testing, and therefore safety and reliability of the communication interface converter in the actual operation process of multi-meter centralized reading are guaranteed.
Description
Technical Field
The invention relates to the field of public metering communication, in particular to a testing device of a multi-meter centralized meter reading communication interface converter.
Background
At present, multiple meters in the fields of water, electricity, gas and heat utilities belong to different unit management, different industries have different meter standards, and in order to avoid repeated construction and waste of public resources, the national development and improvement committee issues a text, namely guidance opinions about promoting the development of a smart power grid, to perfect an information resource sharing mechanism in the fields of heat, electricity, water and gas, support collection and reading of water, heat, gas and electricity, build a cross-industry energy operation dynamic data integration platform, and encourage sharing and reuse of energy and information infrastructure. At present, in view of the inherent advantages of the electricity utilization acquisition system, the trend of integrating multiple meters by using the electricity utilization information acquisition system is realized, the early-stage test point work of the combined data acquisition work of the electric meter and the water meter is developed by a water meter group according to the work deployment of national network companies based on the upper-layer guidance spirit, the stage achievement is obtained from the test point operation, each performance index reaches the expected target, and the data acquisition success rate of the electric meter and the water meter is also accepted by electric power companies and water meter group companies. Therefore, the combined meter reading target of the multi-meter-in-one planning of water meters, electric meters, gas meters and heat meters is certainly promoted in the future.
Many enterprises have been engaged in research, development and production of related products with multiple forms and one in one, and the protocols and communication mechanisms of products from different manufacturers are different. In terms of test operation in a plurality of places at the early stage, the problems that normal communication cannot be achieved, fault points are difficult to judge, and product compatibility among different manufacturers is poor often occur. Thereby causing certain trouble to the use units.
In order to meet the requirements of multi-expression-in-one technology and application, a set of multi-expression-in-one detection simulation system needs to be developed, the site of a multi-expression-in-one acquisition system is completely simulated in a laboratory environment, and one-key full-automatic integrated simulation and evaluation can be realized on a communication module and a network in the multi-expression-in-one system. The problem that effective and reasonable testing and evaluation are lacked for a multi-table-in-one communication technology and terminal products thereof in an electric power system at the present stage is solved. The reliability, the stability and the safety of communication products are ensured, and the stable operation of a multi-table-in-one system is guaranteed.
Disclosure of Invention
The technical problem to be solved by the present invention is to provide a testing device for a multi-meter reading communication interface converter, aiming at the above-mentioned defects of the prior art, wherein light interference is generated in the images of the overlapping portions of the spliced rotary display screens.
The technical scheme adopted by the invention for solving the technical problems is as follows: according to a first aspect of the invention, a testing device of a multi-meter centralized reading communication interface converter is provided, which comprises a main cabinet, at least 2 secondary cabinets, an industrial personal computer arranged in the main cabinet, a programmable power supply, a power meter, a first multifunctional electromagnetic wave small chamber and a second multifunctional electromagnetic wave small chamber, wherein the programmable power supply, the power meter, the first multifunctional electromagnetic wave small chamber and the second multifunctional electromagnetic wave small chamber are all connected with the industrial personal computer;
the first multifunctional electromagnetic wave cell is used for placing a concentrator, and the second multifunctional electromagnetic wave cell is used for placing a communication interface converter to be tested;
at least 2 of the secondary cabinets are provided with at least 4 shielding darkrooms, and the at least 4 shielding darkrooms are used for placing at least 1 intelligent electric meter, at least 1 intelligent gas meter, at least 1 intelligent water meter and at least 1 intelligent heat meter;
the communication interface converter is used for connecting the concentrator with at least 1 intelligent ammeter, at least 1 intelligent gas meter, at least 1 intelligent water meter and at least 1 intelligent heat meter in a communication mode.
Preferably, the industrial personal computer further comprises an input device and a display device which are connected with the industrial personal computer.
Preferably, the main cabinet is provided with a keyboard drawer and a display support, the input device is fixed to the keyboard drawer, and the display support rotatably stores the display device in the outer side of the main cabinet.
Preferably, the first multifunctional electromagnetic wave chamber and the second multifunctional electromagnetic wave chamber are both manual multifunctional electromagnetic wave chambers.
Preferably, the first multifunctional electromagnetic wave cell and the second multifunctional electromagnetic wave cell suppress radio signals with frequencies below 3.0GHz by more than 70 dB.
Preferably, each of the shielding dark rooms is provided for placing an upper layer and a lower layer of the tray, respectively.
Preferably, the shielding darkroom is provided with a serial port interface, a radio frequency interface, a network port interface, a strong current interface and a weak current interface.
Preferably, the communication connection between the concentrator and at least 1 intelligent electric meter, at least 1 intelligent gas meter, at least 1 intelligent water meter and at least 1 intelligent heat meter comprises micropower wireless communication, micropower wireless and RS485 communication, micropower wireless and power line carrier communication, micropower wireless, power line carrier communication, RS485 and M-BUS communication
Preferably, the detection items of the communication interface converter include: the method comprises the following steps of data acquisition testing, parameter setting and query testing, data transmission testing, local function testing, terminal maintenance testing, data transmission channel testing, power consumption testing, power supply influence testing and communication testing.
Preferably, the data collection test comprises: the method comprises the following steps of testing the data acquisition function of the electric energy meter, testing the water, gas and heat data acquisition function and testing the acquisition success rate;
the parameter setting and query test comprises the following steps: testing and timing by a clock, testing terminal parameters and testing meter reading parameters;
the data transmission test comprises the following steps: communication test, relay test and data forwarding test with the concentrator;
the local functional test comprises: the method comprises the following steps of indicating an operation state, maintaining an interface locally, automatically identifying a port, automatically identifying a communication module, avoiding communication conflict, exchanging the communication module, automatically scheduling an M-Bus port, protecting the M-Bus port from overload and automatically maintaining communication parameters of an intelligent meter;
the terminal maintenance test comprises the following steps: self-checking and self-recovering, converter initialization, software remote downloading, breakpoint continuous transmission, module information and automatic table searching;
the communication test comprises: and (5) testing protocol consistency.
The technical scheme of the testing device for the multi-meter centralized meter reading communication interface converter has the following advantages or beneficial effects: the invention relates to a testing device of a multi-meter centralized meter reading communication interface converter, which can carry out omnibearing test on a communication interface converter 51 and specifically comprises the following steps: the method comprises the following steps of data acquisition testing, parameter setting and query testing, data transmission testing, local function testing, terminal maintenance testing, data transmission channel testing, power consumption testing, power supply influence testing and communication testing, and therefore safety and reliability of the communication interface converter in the actual operation process of multi-meter centralized reading are guaranteed.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
FIG. 1 is a block diagram of an embodiment of a testing apparatus for a multi-meter centralized meter reading communication interface converter according to the present invention;
FIG. 2 is a schematic structural diagram of a main cabinet of an embodiment of a testing apparatus for a multi-meter centralized meter reading communication interface converter according to the present invention.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Fig. 1-2 are schematic diagrams provided by embodiments of a testing apparatus for a multi-meter gather meter communication interface converter according to the present invention, and for convenience of illustration, only the parts related to the embodiments of the present invention are shown.
The embodiment of the test device of the multi-meter centralized reading communication interface converter comprises a main cabinet 100, at least 2 secondary cabinets 200, an industrial personal computer 10 arranged in the main cabinet 100, a program-controlled power supply 20, a power meter 30, a first multifunctional electromagnetic wave small chamber 40 and a second multifunctional electromagnetic wave small chamber 50, wherein the program-controlled power supply 20, the power meter 30, the first multifunctional electromagnetic wave small chamber 40 and the second multifunctional electromagnetic wave small chamber 50 are all connected with the industrial personal computer 10; wherein, the first multifunctional electromagnetic wave cell 40 is used for placing the concentrator 41, and the second multifunctional electromagnetic wave cell 50 is used for placing the communication interface converter 51 to be tested.
Specifically, at least 2 secondary cabinets 200 are provided with at least 4 shielding dark rooms 201, and the at least 4 shielding dark rooms 201 are used for placing at least 1 intelligent electric meter 202, at least 1 intelligent gas meter 203, at least 1 intelligent water meter 204 and at least 1 intelligent heat meter 205; the communication interface converter 51 is used for connecting the concentrator 41 with at least 1 intelligent electric meter 202, at least 1 intelligent gas meter 203, at least 1 intelligent water meter 204 and at least 1 intelligent heat meter 205 in a communication manner.
Specifically, the system further comprises an input device 60 and a display device 70 which are connected with the industrial personal computer 10; the main cabinet 100 is provided with a keypad drawer 101 and a display stand, the input device 60 is fixed to the keypad drawer 101, and the display stand rotatably accommodates the display device 70 outside the main cabinet 100.
The first multifunctional electromagnetic wave cell 40 and the second multifunctional electromagnetic wave cell 50 are both manual multifunctional electromagnetic wave cells; the first multifunctional electromagnetic wave chamber 40 and the second multifunctional electromagnetic wave chamber 50 can suppress radio signals with frequencies below 3.0GHz by more than 70dB, provide a relatively clean communication test environment, and isolate the interference of external radio waves to the test. The rf coupling device (abbreviated as RFCD) used in the rf-related feature application is selected to match the rf parameters of the communication unit under test.
Specifically, each shielding dark room 201 is provided as an upper layer and a lower layer for placing the tray, respectively; 6 single-phase or three-phase electric energy meters can be placed on each tray, namely 12 single-phase or three-phase electric energy meters can be placed in one shielding darkroom, the trays can be flexibly pulled outwards, and the doors of the shielding darkrooms need to be manually opened or closed. The shielding darkroom is used for establishing a simulation wireless environment and supporting various interfaces and auxiliary antennas so as to realize field wireless communication channel simulation, and the shielding darkroom 201 is provided with a serial port interface, a radio frequency interface, a network port interface, a strong current interface and a weak current interface.
In this embodiment, the communication connection between the concentrator 41 and at least 1 smart electric meter 202, at least 1 smart gas meter 203, at least 1 smart water meter 204, and at least 1 smart heat meter 205 includes micro-power wireless communication, micro-power wireless and RS485 communication, micro-power wireless and power line carrier communication, micro-power wireless, power line carrier communication, RS485 and M-BUS communication
Specifically, the detection items of the communication interface converter 51 include: the method comprises the following steps of data acquisition testing, parameter setting and query testing, data transmission testing, local function testing, terminal maintenance testing, data transmission channel testing, power consumption testing, power supply influence testing and communication testing.
Specifically, the data collection test includes: the method comprises the following steps of testing the data acquisition function of the electric energy meter, testing the water, gas and heat data acquisition function and testing the acquisition success rate;
the parameter setting and query test comprises the following steps: testing and timing by a clock, testing terminal parameters and testing meter reading parameters;
the data transmission test comprises the following steps: communication test, relay test and data forwarding test with the concentrator;
the local functional test comprises: the method comprises the following steps of indicating an operation state, maintaining an interface locally, automatically identifying a port, automatically identifying a communication module, avoiding communication conflict, exchanging the communication module, automatically scheduling an M-Bus port, protecting the M-Bus port from overload and automatically maintaining communication parameters of an intelligent meter;
the terminal maintenance test comprises the following steps: self-checking and self-recovering, converter initialization, software remote downloading, breakpoint continuous transmission, module information and automatic table searching;
the communication test comprises: and (5) testing protocol consistency.
The invention relates to a testing device of a multi-meter centralized meter reading communication interface converter, which can carry out omnibearing test on a communication interface converter 51 and specifically comprises the following steps: the method comprises the following steps of data acquisition testing, parameter setting and query testing, data transmission testing, local function testing, terminal maintenance testing, data transmission channel testing, power consumption testing, power supply influence testing and communication testing, and therefore safety and reliability of a communication interface converter in a multi-meter reading process are guaranteed.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (10)
1. A test device for a multi-meter centralized meter reading communication interface converter is characterized by comprising: the device comprises a main cabinet (100), at least 2 secondary cabinets (200), an industrial personal computer (10) arranged in the main cabinet (100), a program-controlled power supply (20) and a power meter (30) which are connected with the industrial personal computer (10), and a first multifunctional electromagnetic wave small chamber (40) and a second multifunctional electromagnetic wave small chamber (50);
the first multifunctional electromagnetic wave cell (40) is used for placing a concentrator (41), and the second multifunctional electromagnetic wave cell (50) is used for placing a communication interface converter (51) to be tested;
at least 2 secondary cabinets (200) are provided with at least 4 shielding darkrooms (201), and the at least 4 shielding darkrooms (201) are used for placing at least 1 intelligent electric meter (202), at least 1 intelligent gas meter (203), at least 1 intelligent water meter (204) and at least 1 intelligent heat meter (205);
the communication interface converter (51) is used for connecting the concentrator (41) with at least 1 intelligent electric meter (202), at least 1 intelligent gas meter (203), at least 1 intelligent water meter (204) and at least 1 intelligent heat meter (205) in a communication mode.
2. The device for testing the converter of the multi-meter centralized meter reading communication interface according to claim 1, further comprising an input device (60) and a display device (70) connected with the industrial personal computer (10).
3. The device for testing the converter of the multi-meter centralized meter reading communication interface of claim 1, wherein the main cabinet (100) is provided with a keyboard drawer (101) and a display bracket, the input device (60) is fixed on the keyboard drawer (101), and the display bracket rotatably stores the display device (70) outside the main cabinet (100).
4. The device for testing a multi-meter gather-copy communication interface converter according to claim 1, wherein the first multifunctional electromagnetic wave cell (40) and the second multifunctional electromagnetic wave cell (50) are both manual multifunctional electromagnetic wave cells.
5. The device for testing a multi-meter centralized meter reading communication interface converter according to claim 4, wherein the first multifunctional electromagnetic wave cell (40) and the second multifunctional electromagnetic wave cell (50) suppress radio signals with frequencies below 3.0GHz by more than 70 dB.
6. The apparatus for testing a multi-meter centralized meter reading communication interface converter according to claim 1, wherein each of the shadow darkrooms (201) is configured to receive an upper layer and a lower layer of a tray, respectively.
7. The device for testing the multi-meter centralized meter reading communication interface converter according to claim 6, wherein the shielding darkroom (201) is provided with a serial port interface, a radio frequency interface, a net port interface, a strong current interface and a weak current interface.
8. The test device of the multi-meter centralized meter reading communication interface converter according to any one of claims 1-7, wherein the communication connection of the concentrator (41) with at least 1 intelligent electric meter (202), at least 1 intelligent gas meter (203), at least 1 intelligent water meter (204) and at least 1 intelligent heat meter (205) comprises micro-power wireless communication, micro-power wireless and RS485 communication, micro-power wireless and power line carrier communication, micro-power wireless, power line carrier communication, RS485 and M-BUS communication.
9. The apparatus for testing a multi-meter gather reading communication interface converter according to claim 8, wherein the detection items of the communication interface converter (51) include: the method comprises the following steps of data acquisition testing, parameter setting and query testing, data transmission testing, local function testing, terminal maintenance testing, data transmission channel testing, power consumption testing, power supply influence testing and communication testing.
10. The apparatus for testing a multi-meter gather meter communication interface converter of claim 9,
the data acquisition test comprises: the method comprises the following steps of testing the data acquisition function of the electric energy meter, testing the water, gas and heat data acquisition function and testing the acquisition success rate;
the parameter setting and query test comprises the following steps: testing and timing by a clock, testing terminal parameters and testing meter reading parameters;
the data transmission test comprises the following steps: communication test, relay test and data forwarding test with the concentrator;
the local functional test comprises: the method comprises the following steps of indicating an operation state, maintaining an interface locally, automatically identifying a port, automatically identifying a communication module, avoiding communication conflict, exchanging the communication module, automatically scheduling an M-Bus port, protecting the M-Bus port from overload and automatically maintaining communication parameters of an intelligent meter;
the terminal maintenance test comprises the following steps: self-checking and self-recovering, converter initialization, software remote downloading, breakpoint continuous transmission, module information and automatic table searching;
the communication test comprises: and (5) testing protocol consistency.
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| CN201911295337.9A CN111383436A (en) | 2019-12-16 | 2019-12-16 | Testing device for multi-meter centralized reading communication interface converter |
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| CN112526276A (en) * | 2020-12-23 | 2021-03-19 | 国网江苏省电力有限公司 | Interface converter detection method |
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Application publication date: 20200707 |