CN205080425U - A transformer device for temperature monitoring - Google Patents
A transformer device for temperature monitoring Download PDFInfo
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- CN205080425U CN205080425U CN201520821059.7U CN201520821059U CN205080425U CN 205080425 U CN205080425 U CN 205080425U CN 201520821059 U CN201520821059 U CN 201520821059U CN 205080425 U CN205080425 U CN 205080425U
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- circuit
- transformer
- microcontroller
- temperature
- temperature monitoring
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The utility model belongs to wind -force / photovoltaic case becomes supporting field, relates to a transformer device for temperature monitoring, include: microcontroller for receipt, operation, output data, connect in a plurality of measuring circuits of microcontroller for measured data, connect in microcontroller's control warning circuit for the enabling signal is sent to a plurality of relays, according to predetermineeing the alarm actuation value, excess temperature and tripping operation output can be controlled, connect in microcontroller's communication circuit to and the GSM module of connecting communication circuit, the communication circuit was uploaded to the mode of GSM module through the SMS information and predetermine the warning value and send on user's cell -phone.
Description
Technical field
The utility model belongs to wind power/photovoltaic case and becomes supporting field, relates to a kind of device for transformer for temperature monitoring.
Background technology
Nearly 20 years, along with the development of transformer station, outdoor cabinet type transformer station scale was also increasing, and compared with general transformer station, outdoor cabinet type transformer station has more advantage.Power transformer is one of most important equipment in case change system, and its normal operation directly has influence on the safe reliability of system and the control of operating cost.And Transformer Winding temperature affects the decisive factor that power transformer normally works, the load capacity of transformer and insulation probable life thereof depend on the thermal characteristics of Transformer Winding to a great extent.Meanwhile, as power failure interrupts, by losing the monitoring to power station, very easily danger is caused.Therefore, for the above-mentioned defect existed in currently available technology, be necessary to study in fact, to provide a kind of scheme, solve the defect existed in prior art.
Utility model content
For solving the problem, the purpose of this utility model is to provide a kind of device for transformer for temperature monitoring.
For achieving the above object, the technical solution of the utility model is:
For a device for transformer for temperature monitoring, comprising: microcontroller, for reception, computing, output data; Be connected to some metering circuits of microcontroller, for measurement data; Being connected to the control warning circuit of microcontroller, for sending enabling signal to some relays, according to preset alarm value, overtemperature and tripping operation output can being controlled; Be connected to the communicating circuit of microcontroller, and the gsm module of connecting communication circuit, the information that communicating circuit is uploaded by the mode of note by gsm module and preset alarm value are sent on user mobile phone.
Preferably, described metering circuit comprises ambient temperature and humidity metering circuit, for measurement environment humiture.
Preferably, described metering circuit comprises temperature sensor measurement circuit, for measuring oil surface temperature.
Preferably, described metering circuit comprises current measurement circuit, for the electric current of measuring transformer winding.
Preferably, described microcontroller connects output circuit, and described output circuit is used for output transformer winding temperature, transformer oil surface temperature.
Preferably, described relay comprises overtemperature alarm relay, tripping relay, heating and dehumidification relay, smog alarm relay.
Preferably, described microcontroller connects digital quantity testing circuit, and described digital quantity testing circuit connects smoke alarm, door lock signal.
Compared with prior art, the beneficial effects of the utility model are as follows: can measure simultaneously and show 2 road binders surface temperatures, and 1 road winding temperature is also with multiplex communication to export; Integrate the energy supply of winding temperature controller and oil surface temperature controller, existing group of temperature controller and oil surface temperature controller can be replaced, not only can save space, greatly can also reduce purchase cost, facilitate user's centralized control; The application of gsm module can also can allow user understand equipment state constantly in unattended situation.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model specific embodiment;
Fig. 2 is the circuit diagram of the control warning circuit of the utility model specific embodiment.
Wherein: 1-microcontroller, 2-controls warning circuit, 3-communicating circuit, 4-display circuit, 5-ambient temperature and humidity metering circuit, 6-temperature sensor measurement circuit, 7-current measurement circuit, 8-output circuit, 9-digital quantity metering circuit, 10-resistance exports, 11-button, 12-primary power.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
On the contrary, the utility model is contained any by the substituting of making on marrow of the present utility model and scope of defining of claim, amendment, equivalent method and scheme.Further, in order to make the public have a better understanding to the utility model, in hereafter details of the present utility model being described, detailedly describe some specific detail sections.Do not have the description of these detail sections can understand the utility model completely for a person skilled in the art yet.
See Fig. 1, Fig. 2, a kind of device for transformer for temperature monitoring, is characterized in that, comprising: microcontroller 1, for reception, computing, output data; Be connected to some metering circuits of microcontroller, for measurement data; Being connected to the control warning circuit 2 of microcontroller 1, for sending enabling signal to some relays, according to preset alarm value, overtemperature and tripping operation output can being controlled; Be connected to the communicating circuit 3 of microcontroller 1, and the gsm module 4 of connecting communication circuit 3, the information that communicating circuit 3 is uploaded by the mode of note by gsm module 4 and preset alarm value are sent on user mobile phone.Metering circuit comprises ambient temperature and humidity metering circuit 5, for measurement environment humiture; Temperature sensor measurement circuit 6, for measuring oil surface temperature; Current measurement circuit 7, for the electric current of measuring transformer winding.Microcontroller 1 connects output circuit 8, and output circuit 8 is for output transformer winding temperature, transformer oil surface temperature.Relay comprises overtemperature alarm relay, tripping relay, heating and dehumidification relay, smog alarm relay.Microcontroller 1 connects digital quantity testing circuit 9, and described digital quantity testing circuit 9 connects smoke alarm, door lock signal.Wherein, temperature sensor measurement circuit 6 adopts PT100 temperature sensor measurement circuit, for measuring transformer oil surface temperature.Current measurement circuit 7 adopts CT current measurement circuit, for the electric current of measuring transformer winding.The electric current of the oil surface temperature that the temperature of Transformer Winding is measured by PT100 temperature measuring circuit and the Transformer Winding that CT current measurement circuit is measured extrapolates Transformer Winding temperature through microcontroller 1 simulation.Button 11 is connected to microcontroller 1, and display circuit 4 connects display device, for transmitting display signal therefor.Button 11 is for the preset value inputting warning, control.Resistance exports 10 for the output of PT100 platinum resistance, transformer oil surface temperature signal is directly sent to backstage change by the device for transformer terminals for temperature monitoring and send device by these parts, be connected without any, for user authentication data with the device for transformer inside for temperature monitoring.Output circuit 8 is 4-20mA output circuit, is connected to microcontroller 1, for the 4-20mA signal of output transformer winding temperature, transformer oil surface temperature.Communicating circuit 3 is RS485 communicating circuit, is connected too with microcontroller 1, for winding temperature, oil surface temperature, All Alerts information and preset alarm value are all uploaded to backstage.Microcontroller 1 is connection control warning circuit 2 also, when instant numerical value reaches preset value, microcontroller 1 sends enabling signal by controlling warning circuit 2 to relays such as overtemperature alarm relay, tripping relay, heating and dehumidification relay, smog alarm relays.Microcontroller 1 is also connected with digital quantity testing circuit 9 in addition, and this digital quantity testing circuit 9 connects smoke alarm, door lock signal.
See Fig. 2, control warning circuit 2 and adopt 74HC595 chip, there is 8 bit shift register and a storer, ternary output function, for receiving and output alarm enabling signal.
The present invention's preferred element model is as follows:
The major control chip of communicating circuit 3: ADM2483BRW;
The main chip of output circuit 8: LM2904, DAC7512E.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (7)
1. for a device for transformer for temperature monitoring, it is characterized in that, comprising:
Microcontroller (1), for reception, computing, output data;
Be connected to some metering circuits of microcontroller (1), for measurement data;
Being connected to the control warning circuit (2) of microcontroller (1), for sending enabling signal to some relays, controlling overtemperature and tripping operation output;
Be connected to the communicating circuit (3) of microcontroller (1), and the gsm module (4) of connecting communication circuit (3).
2. the device for transformer for temperature monitoring according to claim 1, is characterized in that, described metering circuit comprises ambient temperature and humidity metering circuit (5), for measurement environment humiture.
3. the device for transformer for temperature monitoring according to claim 1, is characterized in that, described metering circuit comprises temperature sensor measurement circuit (6), for measuring oil surface temperature.
4. the device for transformer for temperature monitoring according to claim 1, is characterized in that, described metering circuit comprises current measurement circuit (7), for the electric current of measuring transformer winding.
5. the device for transformer for temperature monitoring according to claim 1, it is characterized in that, described microcontroller (1) connects output circuit (8), and described output circuit (8) is for output transformer winding temperature, transformer oil surface temperature.
6. the device for transformer for temperature monitoring according to claim 5, is characterized in that, described relay comprises overtemperature alarm relay, tripping relay, heating and dehumidification relay, smog alarm relay.
7. according to the arbitrary described device for transformer for temperature monitoring of claim 1-6, it is characterized in that, described microcontroller (1) connects digital quantity testing circuit (9), and described digital quantity testing circuit (9) connects smoke alarm, door lock signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520821059.7U CN205080425U (en) | 2015-10-22 | 2015-10-22 | A transformer device for temperature monitoring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520821059.7U CN205080425U (en) | 2015-10-22 | 2015-10-22 | A transformer device for temperature monitoring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205080425U true CN205080425U (en) | 2016-03-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520821059.7U Active CN205080425U (en) | 2015-10-22 | 2015-10-22 | A transformer device for temperature monitoring |
Country Status (1)
| Country | Link |
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| CN (1) | CN205080425U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107979069A (en) * | 2017-11-09 | 2018-05-01 | 国网山东省电力公司桓台县供电公司 | Humidity detection tripgear case |
| CN108376969A (en) * | 2018-01-25 | 2018-08-07 | 广东中鹏电气有限公司 | A kind of oil immersion-type distribution transformer method for excessive heating protection |
-
2015
- 2015-10-22 CN CN201520821059.7U patent/CN205080425U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107979069A (en) * | 2017-11-09 | 2018-05-01 | 国网山东省电力公司桓台县供电公司 | Humidity detection tripgear case |
| CN108376969A (en) * | 2018-01-25 | 2018-08-07 | 广东中鹏电气有限公司 | A kind of oil immersion-type distribution transformer method for excessive heating protection |
| CN108376969B (en) * | 2018-01-25 | 2019-08-09 | 广东中鹏电气有限公司 | A kind of oil immersion-type distribution transformer method for excessive heating protection |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |