CN204631122U - A kind of intelligent low pressure electric quantity monitoring system - Google Patents
A kind of intelligent low pressure electric quantity monitoring system Download PDFInfo
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- CN204631122U CN204631122U CN201520263489.1U CN201520263489U CN204631122U CN 204631122 U CN204631122 U CN 204631122U CN 201520263489 U CN201520263489 U CN 201520263489U CN 204631122 U CN204631122 U CN 204631122U
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 20
- 238000005259 measurement Methods 0.000 claims description 29
- JEIPFZHSYJVQDO-UHFFFAOYSA-N ferric oxide Chemical compound O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 238000004364 calculation method Methods 0.000 claims description 5
- 239000013078 crystal Substances 0.000 claims description 4
- 230000008054 signal transmission Effects 0.000 claims description 3
- 238000003860 storage Methods 0.000 claims description 2
- 238000009826 distribution Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The utility model provides a kind of intelligent low pressure electric quantity monitoring system, belongs to low-voltage distribution field.This intelligent low pressure electric quantity monitoring system comprises AC power, microprocessor, LED display module, LED screen, FLASH memory, the first metering circuit and the second metering circuit; Described first metering circuit one end is connected with AC power, and the other end is connected with microprocessor; Described second metering circuit one end is connected with AC power, and the other end is connected with microprocessor; One end of described microprocessor is connected with LED display module, and the other end is connected with FLASH memory; Described LED display module is connected with LED screen.Utilize the utility model can monitor the power consumption of each parallel circuit in circuit, and the power consumption of each parallel circuit is independently shown check for monitoring personnel.
Description
Technical field
The utility model belongs to low-voltage distribution field, is specifically related to a kind of intelligent low pressure electric quantity monitoring system.
Background technology
In low-voltage distribution system, adopt and emanantly join point mode, each circuit is separate, thus has higher reliability, when a certain road circuit malfunctions or maintenance constantly, be unlikely to affect other circuit and normally work.Thus the mode that the many employings of each feed circuit in resident family are separate.And in daily life is produced, general is measured total power consumption during the monitoring of circuit power consumption, and each parallel circuit power consumption cannot be monitored, be unfavorable for production control.
Utility model content
The purpose of this utility model is to solve the difficult problem existed in above-mentioned prior art, a kind of intelligent low pressure electric quantity monitoring system is provided, the power consumption of each parallel circuit in circuit is monitored, and the power consumption of each parallel circuit is independently shown checks for monitoring personnel.
The utility model is achieved through the following technical solutions:
A kind of intelligent low pressure electric quantity monitoring system, comprises AC power, microprocessor, LED display module, LED screen, FLASH memory, the first metering circuit and the second metering circuit;
Described first metering circuit one end is connected with AC power, and the other end is connected with microprocessor;
Described second metering circuit one end is connected with AC power, and the other end is connected with microprocessor;
One end of described microprocessor is connected with LED display module, and the other end is connected with FLASH memory;
Described LED display module is connected with LED screen.
Described FLASH memory is used for the data of the power consumption that storage microprocessor generates.
Described first metering circuit comprises the first circuit, the first frequency measurement circuit and the first analog to digital converter that connect successively;
Described first circuit is connected with AC power, and the first analog to digital converter is connected with microprocessor.
Described first circuit is power consuming circuit;
Described first frequency measurement circuit measures the umber of pulse passed through in the unit interval of the first circuit;
Described first frequency measurement circuit is connected with the first analog to digital converter, and pulse signal is converted to digital signal for microprocessor identification by the first analog to digital converter;
Described microprocessor carries out calculation process to digital signal, draws the power consumption of the first circuit;
The digital signal that described LED display module passes over for transmitting microprocessor, and digital signal is converted to simulating signal for LED screen identification;
Described LED screen shows the real-time power consumption numerical value of the first circuit.
Described second metering circuit comprises the second circuit, the second frequency measurement circuit and the second analog to digital converter that connect successively;
Described second circuit is connected with AC power, and the second analog to digital converter is connected with microprocessor.
Described second circuit is connected in AC power, is power consuming circuit;
Described second circuit is connected with the second frequency measurement circuit, and the second frequency measurement circuit measures the umber of pulse passed through in the unit interval of second circuit;
Second frequency measurement circuit is connected with the second analog to digital converter; Pulse signal is converted to digital signal for microprocessor identification by the second analog to digital converter;
Described microprocessor carries out calculation process to digital signal, draws the power consumption of second circuit; And by Signal transmissions to LED display module; LED screen shows the real-time power consumption numerical value of the second circuit.
Described first frequency measurement circuit and the second frequency measurement circuit include switch, amplifier, counter, crystal oscillator, frequency divider and controller;
Described crystal oscillator is connected with frequency divider, and frequency divider is connected with controller, and controller is connected with switch;
Described amplifier is connected with switch;
Described counter is connected with switch.
Compared with prior art, the beneficial effects of the utility model are: utilize the utility model can monitor the power consumption of each parallel circuit in circuit, and are independently shown by the power consumption of each parallel circuit and check for monitoring personnel.
Accompanying drawing explanation
Fig. 1 composition structural representation of the present utility model;
The composition structural drawing of frequency measurement circuit in Fig. 2 the utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As depicted in figs. 1 and 2, a kind of intelligent low pressure electric quantity monitoring system, comprises AC power, the first circuit (i.e. circuit I), the second frequency measurement circuit (i.e. frequency measurement circuit I), the first analog to digital converter (i.e. analog to digital converter I), second circuit (i.e. circuit II), the second frequency measurement circuit (i.e. frequency measurement circuit II), the second analog to digital converter (i.e. analog to digital converter II), microprocessor, LED display module, LED screen and FLASH memory.Circuit I is connected in AC power, is power consuming circuit.Circuit I is connected with frequency measurement circuit I, the umber of pulse that frequency measurement circuit I passed through in the unit interval for metering circuit I.Frequency measurement circuit I is connected with analog to digital converter I, and pulse signal can be converted to digital signal for microprocessor identification by analog to digital converter I.Microprocessor carries out calculation process to signal, draws the power consumption of circuit I.FLASH memory is for storing data.The signal that LED display module passes over for transmitting microprocessor, and digital signal is converted to simulating signal for LED screen identification.Can display circuit I power consumption numerical value in real time in LED screen.Circuit II is connected in AC power, is power consuming circuit.Circuit II is connected with frequency measurement circuit II, the umber of pulse that frequency measurement circuit II passed through in the unit interval for metering circuit II.Frequency measurement circuit II is connected with analog to digital converter II, and pulse signal can be converted to digital signal for microprocessor identification by analog to digital converter II.Signal calculates power consumption through conversion in microprocessor, and by Signal transmissions to LED display module.Can display circuit II power consumption numerical value in real time in LED screen.
Technique scheme is a kind of embodiment of the present utility model, for those skilled in the art, on the basis that the utility model discloses principle, be easy to make various types of improvement or distortion, and the structure be not limited only to described by the above-mentioned specific embodiment of the utility model, therefore previously described just preferred, and not there is restrictive meaning.
Claims (7)
1. an intelligent low pressure electric quantity monitoring system, is characterized in that: described intelligent low pressure electric quantity monitoring system comprises AC power, microprocessor, LED display module, LED screen, FLASH memory, the first metering circuit and the second metering circuit;
Described first metering circuit one end is connected with AC power, and the other end is connected with microprocessor;
Described second metering circuit one end is connected with AC power, and the other end is connected with microprocessor;
One end of described microprocessor is connected with LED display module, and the other end is connected with FLASH memory;
Described LED display module is connected with LED screen.
2. intelligent low pressure electric quantity monitoring system according to claim 1, is characterized in that: described FLASH memory is used for the data of the power consumption that storage microprocessor generates.
3. intelligent low pressure electric quantity monitoring system according to claim 1, is characterized in that: described first metering circuit comprises the first circuit, the first frequency measurement circuit and the first analog to digital converter that connect successively;
Described first circuit is connected with AC power, and the first analog to digital converter is connected with microprocessor.
4. intelligent low pressure electric quantity monitoring system according to claim 3, is characterized in that: described first circuit is power consuming circuit;
Described first frequency measurement circuit measures the umber of pulse passed through in the unit interval of the first circuit;
Described first frequency measurement circuit is connected with the first analog to digital converter, and pulse signal is converted to digital signal for microprocessor identification by the first analog to digital converter;
Described microprocessor carries out calculation process to digital signal, draws the power consumption of the first circuit;
The digital signal that described LED display module passes over for transmitting microprocessor, and digital signal is converted to simulating signal for LED screen identification;
Described LED screen shows the real-time power consumption numerical value of the first circuit.
5. intelligent low pressure electric quantity monitoring system according to claim 4, is characterized in that: described second metering circuit comprises the second circuit, the second frequency measurement circuit and the second analog to digital converter that connect successively;
Described second circuit is connected with AC power, and the second analog to digital converter is connected with microprocessor.
6. intelligent low pressure electric quantity monitoring system according to claim 5, it is characterized in that: described second circuit is connected in AC power, is power consuming circuit;
Described second circuit is connected with the second frequency measurement circuit, and the second frequency measurement circuit measures the umber of pulse passed through in the unit interval of second circuit;
Second frequency measurement circuit is connected with the second analog to digital converter; Pulse signal is converted to digital signal for microprocessor identification by the second analog to digital converter;
Described microprocessor carries out calculation process to digital signal, draws the power consumption of second circuit; And by Signal transmissions to LED display module; LED screen shows the real-time power consumption numerical value of the second circuit.
7. intelligent low pressure electric quantity monitoring system according to claim 6, is characterized in that: described first frequency measurement circuit and the second frequency measurement circuit include switch, amplifier, counter, crystal oscillator, frequency divider and controller;
Described crystal oscillator is connected with frequency divider, and frequency divider is connected with controller, and controller is connected with switch;
Described amplifier is connected with switch;
Described counter is connected with switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520263489.1U CN204631122U (en) | 2015-04-28 | 2015-04-28 | A kind of intelligent low pressure electric quantity monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520263489.1U CN204631122U (en) | 2015-04-28 | 2015-04-28 | A kind of intelligent low pressure electric quantity monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204631122U true CN204631122U (en) | 2015-09-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520263489.1U Active CN204631122U (en) | 2015-04-28 | 2015-04-28 | A kind of intelligent low pressure electric quantity monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204631122U (en) |
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2015
- 2015-04-28 CN CN201520263489.1U patent/CN204631122U/en active Active
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