CN203502491U - Electric quantity parameter measuring instrument - Google Patents
Electric quantity parameter measuring instrument Download PDFInfo
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- CN203502491U CN203502491U CN201320588917.9U CN201320588917U CN203502491U CN 203502491 U CN203502491 U CN 203502491U CN 201320588917 U CN201320588917 U CN 201320588917U CN 203502491 U CN203502491 U CN 203502491U
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- electric energy
- chip microcomputer
- measuring instrument
- parameter measuring
- chip
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Abstract
The utility model relates to an electric power parameter measuring apparatus, more specifically to an electric quantity parameter measuring instrument which comprises a relay switch, an electric energy metering chip, a man-machine interaction apparatus, a printer, a clock synchronizer and a voice alarm which are all in connection with a one-chip microcomputer. The relay switch and electric energy metering chip are both in connection in an electric power grid. The electric quantity parameter measuring instrument can rapidly measure correlative data in the electric power grid and uniformly transmit data to a man-machine interaction interface in real time; meanwhile the voice alarm can rapidly alarm in dependence on data abnormity, allowing work personnel to perform instant treatment; the instruction emitting is very convenient.
Description
Technical field
The utility model relates to a kind of Power Parameters Measurement Device, is specifically related to a kind of electrical parameter measuring instrument.
Background technology
Along with the integrated development of function of the MCU, its application also, little by little by traditional control, expands to processing controls data and digital signal processing, DSP(Digital Signal Processing) etc. field.
The measurement of electrical quantity is an important step in electric power system design, comprise the parameters such as voltage, electric current, power, electric energy, need timely, accurate, unified measurement, but the metering system of current electrical parameter is to adopt manually to read substantially, the mode of manually inputting, not only the large efficiency of workload is low, and error rate is very high.
Utility model content
The purpose of this utility model is to provide a kind of electrical parameter measuring instrument, has solved the low error rate of existing electrical parameter metering system efficiency high, and the low problem of automaticity.
For solving above-mentioned technical matters, the utility model is by the following technical solutions: a kind of electrical parameter measuring instrument, comprise the relay switch, electric energy computation chip, human-computer interaction device, printer, clock synchronizer and the phonetic alarm that are all connected with single-chip microcomputer, described relay switch and electric energy computation chip are all connected in electric power network;
Described relay switch carries out break-make control for the instruction of sending according to single-chip microcomputer to electric power network;
Described electric energy computation chip collection also calculates one or more data in voltage effective value, current effective value, active power, electric energy, reactive power, power factor and the frequency of electric power network, after signal transforms, transfers to single-chip microcomputer;
After the synchronous processing of the signal elapsed time synchronizer that described single-chip microcomputer transmits electric energy computation chip, transfer to human-computer interaction device;
Described human-computer interaction device is realized Real Time Observation and the instruction output of signal;
Described phonetic alarm is the predetermined alarm parameters to single-chip microcomputer input according to human-computer interaction device, and the signal parameter that electric energy computation chip is transferred to single-chip microcomputer carries out automatic monitoring;
Described printer is for printing signal parameter.
Further technical scheme is, described human-computer interaction device is mainly comprised of keyboard and LCD liquid crystal display.
Further technical scheme is, described single-chip microcomputer is TMS320C6743 type single-chip microcomputer.
Further technical scheme is, described electric energy computation chip is CS5464 cake core.
Compared with prior art, the beneficial effects of the utility model are: this electrical parameter measuring instrument can be realized the related data in Quick Measurement electric power network, and the unified real-time human-computer interaction interface that is delivered to, while phonetic alarm is giving the alarm according to data extremely fast, allow staff immediately handle it, sending of its instruction is also very convenient.
Accompanying drawing explanation
Fig. 1 is the connection diagram of a kind of electrical parameter measuring instrument of the utility model.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
Fig. 1 shows an embodiment of a kind of electrical parameter measuring instrument of the utility model: a kind of electrical parameter measuring instrument, comprise the relay switch, electric energy computation chip, human-computer interaction device, printer, clock synchronizer and the phonetic alarm that are all connected with single-chip microcomputer, described relay switch and electric energy computation chip are all connected in electric power network;
Described relay switch carries out break-make control for the instruction of sending according to single-chip microcomputer to electric power network;
Described electric energy computation chip collection also calculates one or more data in voltage effective value, current effective value, active power, electric energy, reactive power, power factor and the frequency of electric power network, after signal transforms, transfers to single-chip microcomputer;
After the synchronous processing of the signal elapsed time synchronizer that described single-chip microcomputer transmits electric energy computation chip, transfer to human-computer interaction device;
Described human-computer interaction device is realized Real Time Observation and the instruction output of signal;
Described phonetic alarm is the predetermined alarm parameters to single-chip microcomputer input according to human-computer interaction device, and the signal parameter that electric energy computation chip is transferred to single-chip microcomputer carries out automatic monitoring;
Described printer is for printing signal parameter.
Fig. 1 also shows another embodiment of a kind of electrical parameter measuring instrument of the utility model, and described human-computer interaction device is mainly comprised of keyboard and LCD liquid crystal display.
According to another preferred embodiment of a kind of electrical parameter measuring instrument of the utility model, described single-chip microcomputer is TMS320C6743 type single-chip microcomputer.By TMS320C6743, completed and controlled and friendly human-computer interaction function, what strengthened system can practicality, and 96 sections of LCD controls carrying of TMS320C6743, can simplify greatly circuit, plays the object of cost control.
According to another preferred embodiment of a kind of electrical parameter measuring instrument of the utility model, described electric energy computation chip is CS5464 cake core.CS5464 type electric energy computation chip not only has high-precision measurement performance, simultaneously integrated effective value, active power, frequency, reactive power, the more complete measurement function of power factor geometric ratio, and because of CS5464 inside, set up a passage more, in the utility model, can be used as anti-stealing electricity function.
Although the utility model is described with reference to a plurality of explanatory embodiment of the present utility model here, but, should be appreciated that, those skilled in the art can design a lot of other modification and embodiments, and these are revised and within embodiment will drop on the disclosed principle scope and spirit of the application.More particularly, in the scope of, accompanying drawing open in the application and claim, can carry out multiple modification and improvement to the building block of subject combination layout and/or layout.Except distortion that building block and/or layout are carried out and improving, to those skilled in the art, other purposes will be also obvious.
Claims (4)
1. an electrical parameter measuring instrument, it is characterized in that: comprise the relay switch, electric energy computation chip, human-computer interaction device, printer, clock synchronizer and the phonetic alarm that are all connected with single-chip microcomputer, described relay switch and electric energy computation chip are all connected in electric power network;
Described relay switch carries out break-make control for the instruction of sending according to single-chip microcomputer to electric power network;
Described electric energy computation chip collection also calculates one or more data in voltage effective value, current effective value, active power, electric energy, reactive power, power factor and the frequency of electric power network, after signal transforms, transfers to single-chip microcomputer;
After the synchronous processing of the signal elapsed time synchronizer that described single-chip microcomputer transmits electric energy computation chip, transfer to human-computer interaction device;
Described human-computer interaction device is realized Real Time Observation and the instruction output of signal;
Described phonetic alarm is the predetermined alarm parameters to single-chip microcomputer input according to human-computer interaction device, and the signal parameter that electric energy computation chip is transferred to single-chip microcomputer carries out automatic monitoring;
Described printer is for printing signal parameter.
2. a kind of electrical parameter measuring instrument according to claim 1, is characterized in that: described human-computer interaction device is mainly comprised of keyboard and LCD liquid crystal display.
3. a kind of electrical parameter measuring instrument according to claim 1, is characterized in that: described single-chip microcomputer is TMS320C6743 type single-chip microcomputer.
4. a kind of electrical parameter measuring instrument according to claim 1, is characterized in that: described electric energy computation chip is CS5464 cake core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320588917.9U CN203502491U (en) | 2013-09-24 | 2013-09-24 | Electric quantity parameter measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320588917.9U CN203502491U (en) | 2013-09-24 | 2013-09-24 | Electric quantity parameter measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203502491U true CN203502491U (en) | 2014-03-26 |
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ID=50333461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320588917.9U Expired - Lifetime CN203502491U (en) | 2013-09-24 | 2013-09-24 | Electric quantity parameter measuring instrument |
Country Status (1)
| Country | Link |
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| CN (1) | CN203502491U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105242147A (en) * | 2015-11-02 | 2016-01-13 | 国网山东昌乐县供电公司 | Low-voltage distribution power parameter monitoring device |
| CN105866538A (en) * | 2016-06-14 | 2016-08-17 | 河北箱变电器有限公司 | Electric quantity measuring instrument for electric power system |
| CN106338638A (en) * | 2016-08-31 | 2017-01-18 | 天津市鸿远电气股份有限公司 | Electric energy quality detector |
-
2013
- 2013-09-24 CN CN201320588917.9U patent/CN203502491U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105242147A (en) * | 2015-11-02 | 2016-01-13 | 国网山东昌乐县供电公司 | Low-voltage distribution power parameter monitoring device |
| CN105866538A (en) * | 2016-06-14 | 2016-08-17 | 河北箱变电器有限公司 | Electric quantity measuring instrument for electric power system |
| CN106338638A (en) * | 2016-08-31 | 2017-01-18 | 天津市鸿远电气股份有限公司 | Electric energy quality detector |
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| GR01 | Patent grant | ||
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Granted publication date: 20140326 |
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| CX01 | Expiry of patent term |