CN203929269U - Wireless temperature measurement system in transformer station - Google Patents
Wireless temperature measurement system in transformer station Download PDFInfo
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- CN203929269U CN203929269U CN201320777021.5U CN201320777021U CN203929269U CN 203929269 U CN203929269 U CN 203929269U CN 201320777021 U CN201320777021 U CN 201320777021U CN 203929269 U CN203929269 U CN 203929269U
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- 238000009529 body temperature measurement Methods 0.000 title claims abstract description 42
- 238000012545 processing Methods 0.000 claims abstract description 32
- 230000005540 biological transmission Effects 0.000 claims abstract description 18
- 238000004891 communication Methods 0.000 claims abstract description 4
- 238000012544 monitoring process Methods 0.000 abstract description 10
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 239000013307 optical fiber Substances 0.000 description 2
- 230000002618 waking effect Effects 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model discloses wireless temperature measurement system in a kind of transformer station, it is applied to the monitoring to significant points temperature in transformer station; Comprise wireless temperature measurement supervisor and be arranged on several wireless temperature-measuring terminals on each heat-producing device of transformer station, wireless temperature-measuring terminal carries out communication by wireless network and wireless temperature measurement supervisor, and wireless temperature measurement supervisor carries out data transmission by cable and background system; Wireless temperature-measuring terminal comprises power supply unit, computing the resistor value unit, data processing unit, address control unit and data transmission unit, and wireless temperature measurement supervisor comprises power supply and data receiver unit, signal processing unit, data output unit.The utility model can be realized the real-time remote monitoring to temperature, avoids the generation of burst accident, with cost-saving and personnel's workload.
Description
Technical field
The utility model relates to a kind of control system, specifically a kind of wireless temperature measurement system.
Background technology
Along with the raising of automation of transformation substations degree and the popularization of automatic technology, really realize the unmanned of transformer station, become possibility.Unattended operation transformer station generally all comprises comprehensive automation system of transformer substation, error proof locking system of microcomputer, remote monitoring fire-proof and theft-proof system etc. at present.But for the significant points of some primary equipments, as the real-time monitoring of the temperature of the positions such as the contact of disconnector, busbar joint does not also realize completely, still to rely on artificial inspection to measure.Because disconnecting link, bus tie point are distributed in different places, because these tested equipment and place are all high pressure, high-altitude, are difficult for contacting, manual measurement also has very large danger, is easy to cause the injury to survey crew; And artificial inspection very easily causes careless omission, and significant points is all high voltage component, brings difficulty more to the monitoring of temperature.In some transformer stations, adopted optical fiber temperature-measurement monitoring system, although this system realizes the monitoring of temperature in Liao Dui transformer station, but need field wiring, long construction period, require the interior power off time in station long, and optical fiber itself is more easy to break, easily broken, non-refractory and insulativity low, therefore still cannot realize the Real-Time Monitoring to important high temperature position.
Utility model content
The utility model technical issues that need to address are to provide wireless temperature measurement system in a kind of transformer station, can realize the real-time remote monitoring to temperature, avoid the generation of burst accident, to have saved cost and personnel's workload.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is:
Wireless temperature measurement system in transformer station, comprise wireless temperature measurement supervisor and be arranged on several wireless temperature-measuring terminals on each heat-producing device of transformer station, described wireless temperature-measuring terminal carries out communication by wireless network and wireless temperature measurement supervisor, and wireless temperature measurement supervisor carries out data transmission by cable and background system; Described wireless temperature-measuring terminal comprises power supply unit, computing the resistor value unit, data processing unit, address control unit and data transmission unit, the input end of described data processing unit is connected with the output terminal of computing the resistor value unit and the input end of address control unit respectively, the output terminal of data processing unit is connected with data transmission unit, and described power supply unit is connected with computing the resistor value unit, data processing unit, address control unit respectively; Described wireless temperature measurement supervisor comprises power supply and data receiver unit, signal processing unit, data output unit, described power supply and data receiver unit are connected with the data transmission unit of wireless temperature-measuring terminal by wireless network, the output terminal of power supply and data receiver unit is also connected with data output unit with signal processing unit respectively, the input end of the output terminal connection data output unit of signal processing unit, the output terminal of data output unit is connected with background system by cable.
Improvement of the present utility model is: solar powered or current transformer power supply is selected in power supply and the data receiver unit of the power supply unit of described wireless temperature-measuring terminal and wireless temperature measurement supervisor.
Owing to having adopted technique scheme, the technical progress that the utility model is obtained is:
The utility model has been realized the remote monitoring to temperature, has avoided the generation of burst accident, with cost-saving and personnel's workload.Adopt wireless temperature-measuring terminal that the conversion of the collection of temperature, signal and transmission are combined as a whole, easy and simple to handle, cost-saving; The data processing unit arranging in wireless temperature-measuring terminal, is used for controlling the sleep of transmitter unit and waking up, greatly reduces energy consumption; Adopt wireless temperature measurement supervisor to receive the temperature signal that a plurality of wireless temperature-measuring terminals are passed back, and relatively carry out unified management with safe definite value, strengthened the security of system.Background system can log at any computer interface, and flexible operation is easy to use.
Accompanying drawing explanation
Fig. 1 is system construction drawing of the present utility model;
Fig. 2 is the utility model wireless temperature-measuring terminal structured flowchart;
Fig. 3 is the utility model wireless temperature measurement supervisor structured flowchart;
Fig. 4 is the power supply unit circuit diagram of the utility model wireless temperature-measuring terminal;
Fig. 5 is the computing the resistor value element circuit figure of the utility model wireless temperature-measuring terminal;
Fig. 6 is the data processing unit circuit diagram of the utility model wireless temperature-measuring terminal;
Fig. 7 is the address control unit circuit diagram of the utility model wireless temperature-measuring terminal;
Fig. 8 is the data transmission element circuit figure of the utility model wireless temperature-measuring terminal;
Fig. 9 is power supply and the data receiver element circuit figure of the utility model wireless temperature measurement supervisor;
Figure 10 is the signal processing circuit unit figure of the utility model wireless temperature measurement supervisor;
Figure 11 is the data output unit circuit diagram of the utility model wireless temperature measurement supervisor;
Wherein, 1, background system, 2, wireless temperature measurement supervisor, 3, wireless temperature-measuring terminal.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further details:
Wireless temperature measurement system in transformer station, as shown in Figure 1, comprise background system 1, wireless temperature measurement supervisor 2 and be arranged on several wireless temperature-measuring terminals 3 on each heat-producing device of transformer station, wireless temperature-measuring terminal 3 will collect to obtain temperature signal record be uploaded to wireless temperature measurement supervisor 2 by wireless network, and the temperature signal transmitting on 2 pairs of wireless temperature measurement supervisors carries out after data processing and communication management by cable transmission to background system 1.
Wireless temperature-measuring terminal 3 is arranged on the significant points that needs to measure temperature in transformer station, completes the collection to temperature, and the temperature data collecting is carried out by wireless temperature-measuring terminal 3, carrying out wireless transmit after AD conversion.Wireless temperature-measuring terminal 3 comprises power supply unit, computing the resistor value unit, data processing unit, address control unit and data transmission unit, and the connection layout between each unit as shown in Figure 2.Power supply unit is connected with computing the resistor value unit, data processing unit, address control unit respectively, for it provides power supply; The input end of data processing unit is connected with the output terminal of computing the resistor value unit and the input end of address control unit respectively; The output terminal of data processing is connected with data transmission unit.
The circuit of power supply unit as shown in Figure 4, can be selected solar panel power supply or select CT power supply, and the computing the resistor value unit, data processing unit, address control unit and the data transmission unit that are respectively in wireless temperature-measuring terminal provide 3.6V power supply; As shown in Figure 5, by thermistor RT place in circuit, thermistor is along with the variation of temperature variation generation resistance for the circuit of computing the resistor value unit, and the resistance measuring is by the single-chip microcomputer U1 in the 7 pin inputs data processing unit circuit as shown in Figure 6 of U5A; Single-chip microcomputer converts the variation of resistance value to temperature signal by calculating, and 2,3 pins of process single-chip microcomputer U1 are connected with transmitter unit as shown in Figure 8, and transmitter unit is sent to wireless temperature measurement supervisor 2 by temperature signal data by wireless network and processes.As shown in Figure 7, wherein S1 is 8 toggle switchs to the circuit of address control unit, can be used for the address of temperature measurement terminal to arrange.
The CPU card of wireless temperature-measuring terminal 3 has partly adopted embedded signal processor and surface to amplexiform mounting process, improves the reliability and stability of system.In the data processing unit of wireless temperature-measuring terminal 3, JP3 is used for controlling the sleep of transmitter unit and waking up, the wireless transmit of terminal is partly set to every 30 minutes transmitting one secondary data, thereby greatly reduces energy consumption.The duty of wireless temperature-measuring terminal 3 adopts dormant state between adjacent twice emitting signal, during transmitting, automatically wakes up.Wireless temperature-measuring terminal 3 can adopt the alloy-type material of whole-closed water-proof moisture-proof to make.
Wireless temperature measurement supervisor 2 is used for receiving the data-signal that wireless temperature-measuring terminal 3 is uploaded, and data are processed and definite value comparison.Wireless temperature measurement supervisor 2 comprises power supply and data receiver unit, signal processing unit and data output unit, and the connection layout between each unit as shown in Figure 3.Power supply and data receiver unit are connected with the data transmission unit of wireless temperature-measuring terminal 3 by wireless network, the output terminal of power supply and data receiver unit is also connected with data output unit with signal processing unit respectively, the input end of the output terminal connection data output unit of signal processing unit, the output terminal of data output unit is connected with background system 1 by cable.
The circuit of power supply and data receiver unit as shown in Figure 9, be used to wireless temperature measurement supervisor that power supply is provided and receive wireless temperature-measuring terminal and send temperature signal, temperature signal is sent to signal processing unit as shown in figure 10 by 12,13 pins of single-chip microcomputer U5 (W77E58), through single-chip microcomputer U5, process, temperature signal is sent to data output unit as shown in figure 11, data transmission unit is transferred to background system 1 by cable by temperature signal again.
Wireless temperature measurement supervisor 2, according to the condition work setting, sends to background computer system by wireless network by data-signal and carries out unified management.The wireless temperature-measuring terminal 3 that wireless temperature measurement supervisor 2 can receive 1～256 address sends the data message that comes up, and the part of uploading of wireless temperature measurement supervisor 2 adopts RS232 to be connected with telecontrol system, adopts Polling Protocol, saving system resource.
Background system 1 is used for processing and preserving the data message transmitting on wireless temperature measurement supervisor 2.Background system 1 is windows98/2000/NT operating system, and friendly interface is easy to operate.Staff only need utilize the computing machine that connects WLAN, by validated user, logins, and can pass through webpage login management system.
Claims (2)
1. wireless temperature measurement system in transformer station, it is characterized in that: comprise wireless temperature measurement supervisor and be arranged on several wireless temperature-measuring terminals on each heat-producing device of transformer station, described wireless temperature-measuring terminal carries out communication by wireless network and wireless temperature measurement supervisor, and wireless temperature measurement supervisor carries out data transmission by cable and background system;
Described wireless temperature-measuring terminal comprises power supply unit, computing the resistor value unit, data processing unit, address control unit and data transmission unit, the input end of described data processing unit is connected with the output terminal of computing the resistor value unit and the input end of address control unit respectively, the output terminal of data processing unit is connected with data transmission unit, and described power supply unit is connected with computing the resistor value unit, data processing unit, address control unit respectively;
Described wireless temperature measurement supervisor comprises power supply and data receiver unit, signal processing unit, data output unit, described power supply and data receiver unit are connected with the data transmission unit of wireless temperature-measuring terminal by wireless network, the output terminal of power supply and data receiver unit is also connected with data output unit with signal processing unit respectively, the input end of the output terminal connection data output unit of signal processing unit, the output terminal of data output unit is connected with background system by cable.
2. wireless temperature measurement system in transformer station according to claim 1, is characterized in that: solar powered or current transformer power supply is selected in power supply and the data receiver unit of the power supply unit of described wireless temperature-measuring terminal and wireless temperature measurement supervisor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320777021.5U CN203929269U (en) | 2013-12-02 | 2013-12-02 | Wireless temperature measurement system in transformer station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320777021.5U CN203929269U (en) | 2013-12-02 | 2013-12-02 | Wireless temperature measurement system in transformer station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203929269U true CN203929269U (en) | 2014-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320777021.5U Expired - Fee Related CN203929269U (en) | 2013-12-02 | 2013-12-02 | Wireless temperature measurement system in transformer station |
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| Country | Link |
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| CN (1) | CN203929269U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103698043A (en) * | 2013-12-02 | 2014-04-02 | 国家电网公司 | Wireless temperature measurement system in transformer substation |
| CN105020851A (en) * | 2015-07-10 | 2015-11-04 | 国家电网公司 | Automatic warning device for failure of transformer station air conditioner |
-
2013
- 2013-12-02 CN CN201320777021.5U patent/CN203929269U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103698043A (en) * | 2013-12-02 | 2014-04-02 | 国家电网公司 | Wireless temperature measurement system in transformer substation |
| CN105020851A (en) * | 2015-07-10 | 2015-11-04 | 国家电网公司 | Automatic warning device for failure of transformer station air conditioner |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141105 Termination date: 20151202 |
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| EXPY | Termination of patent right or utility model |