CN207924115U - A kind of three phase mains power monitoring system - Google Patents
A kind of three phase mains power monitoring system Download PDFInfo
- Publication number
- CN207924115U CN207924115U CN201820151710.8U CN201820151710U CN207924115U CN 207924115 U CN207924115 U CN 207924115U CN 201820151710 U CN201820151710 U CN 201820151710U CN 207924115 U CN207924115 U CN 207924115U
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- CN
- China
- Prior art keywords
- converters
- phase mains
- processing unit
- central processing
- temperature sensor
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of three phase mains power monitoring systems,Including three phase mains,Current transformer,Voltage transformer,Temperature sensor,Tracer,First AC/DC converters,2nd AC/DC converters,Central processing unit,Exception handling device,Alarm,Transmitting device,Cloud database,Stand-by power supply,Current transformer,Voltage transformer,Temperature sensor,One end of tracer is respectively connected in three phase mains,The current transformer other end and the connection of the first AC/DC converters one end,The voltage transformer other end and the connection of the 2nd AC/DC converters one end,The first AC/DC converter other ends,The 2nd AC/DC converter other ends,The temperature sensor other end and the tracer other end are separately connected central processing unit one end,The central processing unit other end is separately connected exception handling device one end,Alarm and transmitting device one end,The transmitting device other end connects cloud database；The utility model principle is simple, is conveniently operated, is efficient.
Description
Technical field
The utility model is related to electric power monitoring technical field, specially a kind of three phase mains power monitoring system.
Background technology
Identical by three frequencies, amplitude is equal, phase successively 120 degree of electrical angles of mutual deviation exchange potential composition power supply claim
For three-phase alternating-current supply.It is generated by threephase alternator.Single-phase alternating current used in daily life, actually
By three-phase alternating current a phase provide, three-phase alternating current has many good qualities compared with single-phase alternating current, it power generation, power transmission and distribution and
Electric energy, which is converted into mechanical energy etc., apparent superiority.Such as：Manufacture threephase generator, transformer all relatively manufacture capacity
Identical single-phase generator, transformer save material, and simple structure, function admirable, for another example, manufactured by same material
Three phase electric machine, capacity is bigger than monophase machine by 50%, in the case where conveying same power, the more single-phase power transmission line of three phase transmission line
Non-ferrous metal 25% can be saved, and when electric energy loss is compared with single-phase transmission of electricity is few.But three phase mains once goes wrong, Jiu Huizao
At serious consequence, therefore it is very necessary to monitor three phase mains.
Invention content
The purpose of this utility model overcomes the shortcomings of existing three phase mains monitoring system, provide it is simple in structure, easy to operate,
The three phase mains power monitoring system monitored in real time.
To achieve the above object, the utility model provides the following technical solutions：A kind of three phase mains power monitoring system, packet
Include three phase mains, current transformer, voltage transformer, temperature sensor, tracer, the first AC/DC converters, second
AC/DC converters, central processing unit, exception handling device, alarm, transmitting device, cloud database, stand-by power supply, it is described
Current transformer one end, voltage transformer one end, temperature sensor one end, tracer one end are respectively connected to three phase mains
In, the current transformer other end and the connection of the first AC/DC converters one end, the voltage transformer other end and the 2nd AC/DC are converted
Device one end connects, the first AC/DC converters other end, the 2nd AC/DC converters other end, the temperature sensor other end and failure
The detector other end is separately connected central processing unit one end, the central processing unit other end be separately connected exception handling device one end,
Alarm and transmitting device one end, the transmitting device other end connect cloud database, the exception handling device other end and standby electricity
Source connects.
Preferably, the stand-by power supply uses lithium battery.
Preferably, the central processing unit is microprocessor.
Compared with prior art, the beneficial effects of the utility model are as follows：A kind of three phase mains power monitoring system, principle
Simply, it is conveniently operated, monitoring efficiency is high, and precision is high, at low cost；First AC/DC converters and the 2nd AC/DC converters are by low electricity
Pressure is converted into DC voltage effective value and transfers data to central processing unit, and data accuracy is high, transfers data to high in the clouds
When database, with preset voltage, electric current, be compared, see phenomena such as under-voltage, over-pressed, undercurrent, overcurrent whether occur, and
Abnormal results are sent to exception handling device, alleviate the workload of staff.
Description of the drawings
Fig. 1 is a kind of work flow diagram of three phase mains power monitoring system.
Fig. 2 is a kind of three phase mains power monitoring system operation principle block diagram.
Figure label:1 be three phase mains, 2 be current transformer, 3 be voltage transformer, 4 be temperature sensor, 5 be therefore
Barrier detector, 6 for the first AC/DC converters, 7 be the 2nd AC/DC converters, 8 be central processing unit, 9 be exception handling device,
10 it is alarm, 11 be transmitting device, 12 be cloud database, 13 is stand-by power supply.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that described embodiment only the utility model a part of the embodiment, without whole implementation
Example, is based on the embodiments of the present invention, and those of ordinary skill in the art are obtained without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
In the description of the present invention, it is understood that, term "upper", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, only
It is described convenient for description the utility model and simplifying, without indicating or implying that signified device or element must have specific side
Position, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.
Embodiment：A kind of three phase mains power monitoring system, including three phase mains 1, current transformer 2, voltage transformer
3, temperature sensor 4, tracer 5, the first AC/DC converters 6, the 2nd AC/DC converters 7,8 device of central processing, exception
Processing unit 9, alarm 10, transmitting device 11, cloud database 12, stand-by power supply 13,2 one end of current transformer, voltage are mutual
3 one end of sensor, 4 one end of temperature sensor, 5 one end of tracer are respectively connected in three phase mains 1, and current transformer 2 is another
End is connected with 6 one end of the first AC/DC converters, 3 other end of voltage transformer and the connection of 7 one end of the 2nd AC/DC converters, and first
6 other end of AC/DC converters, 7 other end of the 2nd AC/DC converters, 4 other end of temperature sensor and tracer 5 are another
End is separately connected 8 one end of central processing unit, and the first AC/DC converters 6, the 2nd AC/DC converters 7 are by low voltage transition at direct current
Voltage effective value simultaneously transfers data to central processing unit 8, and 8 other end of central processing unit is separately connected exception handling device 9 one
End, 11 one end of alarm 10 and transmitting device, 11 other end of transmitting device connect cloud database 12, the number of cloud database 12
According to after the data comparison with transmission as a result, returning to central processing unit 8,9 other end of exception handling device connects with stand-by power supply 13
It connects, stand-by power supply 13 uses lithium battery.
In summary：A kind of three phase mains power monitoring system, principle is simple, is conveniently operated, and monitoring efficiency and precision are high,
It is at low cost；First AC/DC converters 6 and the 2nd AC/DC converters 7 are by low voltage transition at DC voltage effective value and by data
It is transferred to central processing unit 8, data accuracy is high, when transferring data to cloud database 12, with preset voltage, electricity
It flows, be compared, see phenomena such as under-voltage, over-pressed, undercurrent, overcurrent whether occur, and abnormal results are sent to abnormality processing dress
It sets, alleviates the workload of staff.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above, one's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model can also
There are various changes and modifications, these various changes and improvements fall within the scope of the claimed invention, and the utility model is wanted
Protection domain is asked to be defined by the appending claims and its equivalent thereof.
Claims (3)
1. a kind of three phase mains power monitoring system, it is characterised in that：Including three phase mains, current transformer, voltage transformer,
Temperature sensor, tracer, the first AC/DC converters, the 2nd AC/DC converters, central processing unit, abnormality processing dress
It sets, alarm, transmitting device, cloud database, stand-by power supply, described current transformer one end, voltage transformer one end, temperature
Sensor one end, tracer one end are respectively connected in three phase mains, the current transformer other end and the first AC/DC converters
One end connects, the voltage transformer other end and the connection of the 2nd AC/DC converters one end, the first AC/DC converters other end, second
The AC/DC converters other end, the temperature sensor other end and the tracer other end are separately connected central processing unit one end, in
The central processor other end is separately connected exception handling device one end, alarm and transmitting device one end, and the transmitting device other end connects
Cloud database is connect, the exception handling device other end is connect with stand-by power supply.
2. a kind of three phase mains power monitoring system according to claim 1, it is characterised in that：The stand-by power supply uses
Lithium battery.
3. a kind of three phase mains power monitoring system according to claim 1, it is characterised in that：The central processing unit is
Microprocessor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820151710.8U CN207924115U (en) | 2018-01-30 | 2018-01-30 | A kind of three phase mains power monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820151710.8U CN207924115U (en) | 2018-01-30 | 2018-01-30 | A kind of three phase mains power monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207924115U true CN207924115U (en) | 2018-09-28 |
Family
ID=63605817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820151710.8U Expired - Fee Related CN207924115U (en) | 2018-01-30 | 2018-01-30 | A kind of three phase mains power monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207924115U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114660500A (en) * | 2022-05-19 | 2022-06-24 | 秦皇岛广控科技有限公司 | Three-phase monitoring protection system |
-
2018
- 2018-01-30 CN CN201820151710.8U patent/CN207924115U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114660500A (en) * | 2022-05-19 | 2022-06-24 | 秦皇岛广控科技有限公司 | Three-phase monitoring protection system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180928 Termination date: 20190130 |