CN212460025U - Electric energy measuring instrument function detection device - Google Patents
Electric energy measuring instrument function detection device Download PDFInfo
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- CN212460025U CN212460025U CN202020904965.4U CN202020904965U CN212460025U CN 212460025 U CN212460025 U CN 212460025U CN 202020904965 U CN202020904965 U CN 202020904965U CN 212460025 U CN212460025 U CN 212460025U
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Abstract
The embodiment of the utility model provides a following beneficial effect has been brought: the utility model provides an electric energy measuring apparatu function detection device relates to the technical field that equipment detected, include: the system comprises a main switch, a voltage regulator, an alternating current/direct current converter and a controller; one end of the main switch is connected with an external power supply, the other end of the main switch is connected with the input side of the alternating current/direct current converter, and the output side of the alternating current/direct current converter is used for supplying power to the controller; one end of the voltage regulator is connected with an external power supply, and the other end of the voltage regulator is connected with the measured electrical energy measuring instrument; the output voltage at the other end of the voltage regulator is adjustable. Through the utility model provides a device can alleviate that the total electric energy measuring apparatu function detection device of prior art detects and installation procedure is loaded down with trivial details, and test environment is single, detects inconvenient technical problem, improves electric energy measuring apparatu's detection efficiency, simplifies the detection flow.
Description
Technical Field
The utility model belongs to the technical field of the technique that equipment detected and specifically relates to an electric energy measuring apparatu function detection device is related to.
Background
In the electric control system, the system calculates the grid-connected power of the converter by measuring current and voltage values through a PLC (programmable logic controller), and the self-power consumption of the control system is not detected. In order to further improve the economic benefit of wind power generation, improve the efficiency of a wind turbine and reduce unnecessary electric energy loss of the wind turbine, the power consumption of each system of the wind turbine needs to be analyzed, and an electric energy measuring instrument is added to measure the self-consumption of the wind turbine, so that a self-consumption database is established, and the generating efficiency of the wind turbine is optimized, so that the performance requirement on the electric energy measuring instrument is strict, and the performance test on the electric energy measuring instrument is particularly important. Because of the difference of parameters such as wiring type, function, degree of accuracy grade of the electric energy measuring instrument, need frequently set up the test circuit and change test condition in the testing process, can greatly reduced the degree of accuracy and the efficiency of test.
The common test has the following defects:
1) the test tool is complicated to build and replace, and the test efficiency is low
During testing, the construction of a test loop needs to be adjusted according to the difference of a wiring mode, an input voltage grade and an input current, and wiring is performed again; when a plurality of electric energy measuring instruments need to be tested simultaneously, the built loops are multiple, errors are easy to occur, and the testing efficiency is low.
2) The test environment condition is single, and the performance of the test environment cannot be fully verified
The performance of the electric energy measuring instrument is influenced by the ambient temperature, the operating temperature of the electric control cabinet is generally-40 ℃ to. +50 ℃, but the electric energy measuring instrument is tested at room temperature, the performance of the electric energy measuring instrument cannot be tested at low temperature, the difference exists between the performance of the electric energy measuring instrument and the environment when the electric energy measuring instrument is used on site, and the tested data has no reference significance;
3) the real-time data of the test is inconvenient to look up, and the judgment on the performance of the test is influenced
In the testing process, testing personnel are required to record testing data in time, and if various electric energy measuring instruments are tested at the same time, a plurality of testing personnel are required to test and record the testing data together, so that errors and deviations are easily generated, and the performance evaluation of the electric energy measuring instruments is influenced.
In summary, in the prior art, the function detection device of the power measuring instrument has the disadvantages of complicated detection and installation procedures, single test environment and inconvenient detection.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing an electric energy measuring apparatu function detection device to improve among the prior art to electric energy measuring apparatu's detection efficiency, simplify and detect the flow.
The utility model provides an electric energy measuring apparatu function detection device, include:
the system comprises a main switch, a voltage regulator, an alternating current/direct current converter and a controller;
one end of the main switch is connected with an external power supply, the other end of the main switch is connected with the input side of the alternating current/direct current converter, and the output side of the alternating current/direct current converter is used for supplying power to the controller;
one end of the voltage regulator is connected with an external power supply, and the other end of the voltage regulator is connected with the measured electric energy measuring instrument;
the output voltage of the other end of the voltage regulator is adjustable.
Preferably, the controller is a programmable controller.
Preferably, the device further comprises a display, and the display is in communication connection with the controller.
Preferably, the system further comprises a constant temperature and humidity box, and the constant temperature and humidity box is used for simulating the tested environment of the tested electrical energy measuring instrument.
The embodiment of the utility model provides a following beneficial effect has been brought: the utility model provides an electric energy measuring apparatu function detection device, include: the system comprises a main switch, a voltage regulator, an alternating current/direct current converter and a controller; one end of the main switch is connected with an external power supply, the other end of the main switch is connected with the input side of the alternating current/direct current converter, and the output side of the alternating current/direct current converter is used for supplying power to the controller; one end of the voltage regulator is connected with an external power supply, and the other end of the voltage regulator is connected with the measured electrical energy measuring instrument; the output voltage at the other end of the voltage regulator is adjustable. Through the utility model provides a device can alleviate that the total electric energy measuring apparatu function detection device of prior art detects and installation procedure is loaded down with trivial details, and test environment is single, detects inconvenient technical problem, improves electric energy measuring apparatu's detection efficiency, simplifies the detection flow.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a circuit diagram of a function detection device of an electric energy measuring instrument provided by an embodiment of the present invention;
fig. 2 is a connection diagram of a detection loop of an electric energy measuring apparatus according to an embodiment of the present invention;
fig. 3 is a communication connection diagram of a function detection device of an electric energy measuring apparatus provided by an embodiment of the present invention.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
At present, the testing process to electric energy measuring apparatu among the electric energy measuring apparatu is numerous and diverse, and detection efficiency is low, based on this, the embodiment of the utility model provides a pair of electric energy measuring apparatu function detection device can improve among the prior art to electric energy measuring apparatu's detection efficiency, simplifies the detection flow.
For the convenience of understanding the present embodiment, it is firstly described in detail the utility model relates to an electric energy measuring instrument function detection device.
The first embodiment is as follows:
the utility model provides an electric energy measuring apparatu function detection device, an electric energy measuring apparatu function detection device includes: the system comprises a main switch, a voltage regulator, an alternating current/direct current converter and a controller;
one end of the main switch is connected with an external power supply, the other end of the main switch is connected with the input side of the alternating current/direct current converter, and the output side of the alternating current/direct current converter is used for supplying power to the controller;
further, when the main switch is closed, the function detection device of the electric energy measuring instrument is powered on;
one end of the voltage regulator is connected with an external power supply, and the other end of the voltage regulator is connected with the measured electric energy measuring instrument;
the output voltage of the other end of the voltage regulator is adjustable.
The voltage regulator can output voltages of multiple grades to adapt to the voltage requirements of different grades of the measured electrical energy measuring instrument;
it should be noted that, in the embodiment provided by the present invention, the controller is a programmable controller;
further, the display is connected with the controller in a communication mode.
Furthermore, the device also comprises a constant temperature and humidity box, wherein the constant temperature and humidity box is used for simulating the tested environment of the tested electrical energy measuring instrument.
The utility model provides an in the embodiment, constant temperature and humidity case includes temperature and humidity sensing device, is furnished with compressor and humidity controller simultaneously and adjusts temperature and humidity in the constant temperature and humidity case environment respectively to simulate being surveyed the environment of survey electric energy measuring apparatu.
Example two:
the embodiment of the present invention is two, the working mode of the first embodiment of the present invention is explained, specifically, when the main switch in the system is closed, the device is powered on to work, the controller is powered on to work, the voltage regulator adapts to the voltage regulator to be measured through the voltage class to the output, the controller obtains the measured data of the voltage regulator to be measured, and further, the controller communicates through the RS485 bus;
in an embodiment of the present invention, the output side voltage of the ac/dc converter is 24 VDC;
meanwhile, in the whole detection process, the environment of the measured electric energy measuring instrument is simulated.
Unless specifically stated otherwise, the relative steps, numerical expressions and numerical values of the components and steps set forth in these embodiments do not limit the scope of the present invention.
It is clear to those skilled in the art that, for convenience and brevity of description, the specific working processes of the system and the apparatus described above may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
In addition, in the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Finally, it should be noted that: the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the technical solution of the present invention, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: those skilled in the art can still modify or easily conceive of changes in the technical solutions described in the foregoing embodiments or make equivalent substitutions for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (4)
1. An electric energy measuring instrument function detection device, comprising:
the system comprises a main switch, a voltage regulator, an alternating current/direct current converter and a controller;
one end of the main switch is connected with an external power supply, the other end of the main switch is connected with the input side of the alternating current/direct current converter, and the output side of the alternating current/direct current converter is used for supplying power to the controller;
one end of the voltage regulator is connected with an external power supply, and the other end of the voltage regulator is connected with the measured electric energy measuring instrument;
the output voltage of the other end of the voltage regulator is adjustable.
2. The apparatus of claim 1, wherein the controller is a programmable controller.
3. The device of claim 1, further comprising a display communicatively coupled to the controller.
4. The device of claim 1, further comprising a constant temperature and humidity chamber for simulating a measured environment of the measured electrical energy meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020904965.4U CN212460025U (en) | 2020-05-26 | 2020-05-26 | Electric energy measuring instrument function detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020904965.4U CN212460025U (en) | 2020-05-26 | 2020-05-26 | Electric energy measuring instrument function detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212460025U true CN212460025U (en) | 2021-02-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020904965.4U Active CN212460025U (en) | 2020-05-26 | 2020-05-26 | Electric energy measuring instrument function detection device |
Country Status (1)
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|---|---|
| CN (1) | CN212460025U (en) |
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2020
- 2020-05-26 CN CN202020904965.4U patent/CN212460025U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230720 Address after: 464006 Floor 2, West Office Building, North Section of Gong22 Road, High tech Zone, Xinyang City, Henan Province Patentee after: Henan Ruiyuan Electric Technology Co.,Ltd. Address before: No.1 Xinghua No.7 Branch Road, economic development zone, Xiqing District, Tianjin Patentee before: Tianjin Ruineng electric Co.,LTD. |
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| TR01 | Transfer of patent right |