CN219935992U - Power detection device for facility fault analysis - Google Patents
Power detection device for facility fault analysis Download PDFInfo
- Publication number
- CN219935992U CN219935992U CN202320604801.3U CN202320604801U CN219935992U CN 219935992 U CN219935992 U CN 219935992U CN 202320604801 U CN202320604801 U CN 202320604801U CN 219935992 U CN219935992 U CN 219935992U
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- Prior art keywords
- singlechip
- power
- detection device
- circuit
- power detection
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- 238000001514 detection method Methods 0.000 title claims abstract description 17
- 238000012544 monitoring process Methods 0.000 abstract description 9
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000012545 processing Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/124—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wired telecommunication networks or data transmission busses
Landscapes
- Measurement Of Current Or Voltage (AREA)
Abstract
The utility model discloses a power detection device for facility fault analysis, which comprises a singlechip, a transformer circuit and an AC-DC module, wherein the singlechip is connected with the transformer circuit; the singlechip is connected with the transformer circuit and acquires voltage and current data of one three-phase power and zero line current data through the transformer circuit; the AC-DC module is connected to the singlechip through a power circuit and is used for converting 220V alternating current into 12V direct current to supply power for the singlechip; the singlechip is also connected with an RS485 interface or an Ethernet port. The utility model can realize the automatic detection of the power equipment, and can transmit the detected power parameters to an upper computer or a monitoring platform, thereby facilitating the acquisition of the power parameters of the power equipment and the discovery of fault conditions and providing great convenience for the maintenance and monitoring of a large number of power equipment.
Description
Technical Field
The utility model relates to the technical field of power equipment, in particular to a power detection device for facility fault analysis.
Background
The current equipment for monitoring power faults mainly comprises a sensor, a data acquisition circuit and a data processing circuit, wherein the data acquisition circuit is used for pre-amplifying and A/D converting signals acquired by the sensor, analog signals are converted into digital signals, the data processing circuit is used for calculating and processing various signals acquired by the data acquisition circuit, can continuously and automatically record load current, voltage and power factor, can automatically give maximum value and minimum value, give accumulated active and reactive electric quantity, and can be used for installing and clamping the instrument without power outage. But the electric power parameter comprehensive tester needs manual operation. At present, the state of the power equipment is difficult to acquire, faults are difficult to discover, and great difficulty is brought to intelligent operation and maintenance and detection of a large number of equipment.
Disclosure of Invention
The utility model aims to provide a power detection device for analyzing facility faults, which aims to overcome the defects of the prior art.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a facility fault analysis uses electric power detection device, includes singlechip, mutual-inductor circuit and AC-DC module; the singlechip is connected with the transformer circuit and acquires voltage and current data of one three-phase power and zero line current data through the transformer circuit; the AC-DC module is connected to the singlechip through a power circuit and is used for converting 220V alternating current into 12V direct current to supply power for the singlechip; the singlechip is also connected with an RS485 interface or an Ethernet port.
Further, an expansion interface is reserved in the singlechip for connecting an external transformer.
Further, the singlechip is also provided with an SD card interface.
Further, the singlechip is also connected with an RJ45 interface through a PHY chip.
Further, the singlechip is also connected with one relay and can output control signals to the relay.
The utility model has the beneficial effects that: the utility model can realize the automatic detection of the power equipment, and can transmit the detected power parameters to an upper computer or a monitoring platform, thereby facilitating the acquisition of the power parameters of the power equipment and the discovery of fault conditions and providing great convenience for the maintenance and monitoring of a large number of power equipment.
Drawings
Fig. 1 is a circuit diagram of a power detection apparatus according to an embodiment of the utility model.
Detailed Description
The present utility model will be further described with reference to the accompanying drawings, and it should be noted that, while the present embodiment provides a detailed implementation and a specific operation process on the premise of the present technical solution, the protection scope of the present utility model is not limited to the present embodiment.
The embodiment provides a power detection device for analyzing facility faults, which is suitable for monitoring power in the field of highways and is used for monitoring alternating-current strong electricity, and as shown in fig. 1, the power detection device comprises a singlechip (STM 32H743VIT6 is adopted in the embodiment), a transformer circuit and an AC-DC module; the singlechip is connected with the transformer circuit and acquires voltage and current data (namely voltage and current of A phase, B phase and C phase) and zero line current data of one three-phase power through the transformer circuit; the AC-DC module is connected to the singlechip through a power circuit and is used for converting 220V alternating current into 12V direct current to supply power for the singlechip; the singlechip is also connected with an RS485 interface or an Ethernet port.
In this embodiment, an expansion interface is reserved in the singlechip for connecting an external transformer. Analog quantities of other targets can be acquired through an external transformer.
In this embodiment, the single chip microcomputer is further provided with an SD card interface. And through an SD card interface, the SD card is supported to store data locally in an off-line manner.
In this embodiment, the singlechip is further connected with an RJ45 interface through a PHY chip.
In this embodiment, the single-chip microcomputer is further connected to a relay, and can output a control signal to the relay.
The working principle of the power detection device is as follows: the single chip microcomputer acquires the voltage and current (namely the voltage and current of the A phase, the B phase and the C phase) and the zero line current of the three-phase power equipment to be detected through the transformer circuit, monitors the power parameters of the power equipment according to the voltage and the current, and transmits monitoring data to the upper computer or the monitoring platform through the RS485 or the Ethernet port. On the basis, the singlechip can further perform fault analysis on the power parameters of the power equipment.
Various modifications and variations of the present utility model will be apparent to those skilled in the art in light of the foregoing teachings and are intended to be included within the scope of the following claims.
Claims (4)
1. The utility model provides a power detection device for facility fault analysis which is characterized by comprising a singlechip, a mutual inductor circuit and an AC-DC module; the singlechip is connected with the transformer circuit and acquires voltage and current data of one three-phase power and zero line current data through the transformer circuit; the AC-DC module is connected to the singlechip through a power circuit and is used for converting 220V alternating current into 12V direct current to supply power for the singlechip; the singlechip is also connected with an RS485 interface or an Ethernet port; the singlechip is also reserved with an expansion interface for connecting an external transformer.
2. The power detection device for analyzing a facility failure according to claim 1, wherein the single-chip microcomputer is further provided with an SD card interface.
3. The power detection device for analyzing a facility failure according to claim 1, wherein the single chip is further connected to an RJ45 interface through a PHY chip.
4. The power detection device for analyzing a facility failure according to claim 1, wherein the single-chip microcomputer is further connected to a relay, and is capable of outputting a control signal to the relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320604801.3U CN219935992U (en) | 2023-03-24 | 2023-03-24 | Power detection device for facility fault analysis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320604801.3U CN219935992U (en) | 2023-03-24 | 2023-03-24 | Power detection device for facility fault analysis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219935992U true CN219935992U (en) | 2023-10-31 |
Family
ID=88492999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320604801.3U Active CN219935992U (en) | 2023-03-24 | 2023-03-24 | Power detection device for facility fault analysis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219935992U (en) |
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2023
- 2023-03-24 CN CN202320604801.3U patent/CN219935992U/en active Active
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