CN103728049A - High-voltage power transmission line temperature measurement system - Google Patents
High-voltage power transmission line temperature measurement system Download PDFInfo
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- CN103728049A CN103728049A CN201210381907.8A CN201210381907A CN103728049A CN 103728049 A CN103728049 A CN 103728049A CN 201210381907 A CN201210381907 A CN 201210381907A CN 103728049 A CN103728049 A CN 103728049A
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Abstract
The invention provides a high-voltage power transmission line temperature measurement system. The high-voltage power transmission line temperature measurement system is characterized by comprising a high-voltage three-phase (A, B and C) power transmission line, three wireless temperature measurement sensors, a solar transceiver, an indoor temperature measurement collector and a temperature measurement server PC, wherein the three wireless temperature measurement sensors are hung on three wires of the high-voltage three-phase power transmission line respectively, the solar transceiver is arranged close to the wireless temperature measurement sensors, and the indoor temperature measurement collector and the temperature measurement server PC are connected with each other and arranged indoors. The high-voltage power transmission line temperature measurement system can reflect the on-line operation temperature states of 10kV-110kV power transmission lines timely and accurately and remind operation and management personnel to adjust and process the line operation states according to the circumstances so as to ensure the safe operation of the power transmission lines.
Description
Technical field
The present invention relates to a kind of temperature measuring equipment, especially relate to a kind of high voltage transmission line channel Temperature Measuring System.
Background technology
The today day by day increasing at power consumption, guaranteeing under the trouble-proof prerequisite of circuit, utilize existing transmission line of electricity to provide to greatest extent current carrying capacity of conductor to become the effective way that solves electricity supply and demand contradiction.And suitably improve the allowable temperature of the transmission pressure of current specifications regulation, and can increase the stable current-carrying capacity of existing electric system, improve circuit transport capacity, to increasing built circuit transmission capacity and the newly-built track investment of reduction, there is real economic implications.But it is overheated in practice, usually to occur that transmission line of electricity connector temperature occurs, cause the problem of line fault, therefore to feed back to supervisory system be very necessary for the measurement of ultra-high-tension power transmission line temperature enforcement, can guarantee that existing transmission line of electricity is not because temperature rise is broken down.
Summary of the invention
The problem to be solved in the present invention is to provide a kind of high voltage transmission line channel Temperature Measuring System, and this system is in conjunction with modern wireless communication technique, computer technology and network technology, to ultra-high-tension power transmission line temperature measurement on-line, to monitor at any time the security of high-tension line.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of high voltage transmission line channel Temperature Measuring System, comprise that high pressure A, B, C three phase line, three wireless temperature-measuring sensors, sun power receive transmitter, indoor temperature measuring collector and temperature and survey server PC, described three wireless temperature-measuring sensors are suspended on respectively on three wires of high pressure three phase line, described sun power reception transmitter is arranged on the adjacent locations of wireless temperature-measuring sensor, described indoor temperature measuring collector is surveyed server PC with described temperature and is connected, and is all arranged on indoor.
Described sun power receives transmitter and comprises wireless receiver, data-carrier store, collection analysis device, transmitter module and solar battery group, described wireless receiver, data-carrier store, collection analysis device and transmitter module are all connected with solar battery group, and described wireless receiver, data-carrier store, collection analysis device are connected successively with transmitter module.
Described wireless temperature-measuring sensor comprises low-power microprocessor, is connected respectively and is suspended on capacitor voltage inductor, current measurement inductor, temperature detection inductor and the charging of real-time detection transmission line of electricity voltage on A, B, C three phase line, electric current, temperature variation state and the electric current inductive coil of uprushing with low-power microprocessor; Between described capacitor voltage inductor and low-power consumption microprocessor, controlling of sampling switch is also set, described charging and electric current are uprushed and between inductive coil and low-power consumption microprocessor, are provided with electric current and uprush and detect and charging circuit; Described low-power consumption microprocessor also connects respectively short trouble circuit, ground fault circuit and small wireless transmitter; Described short trouble circuit is connected with rotating disk and light indicator with ground fault circuit parallel connection; Described electric current is uprushed to detect and is also connected with storage capacitor with charging circuit, and described storage capacitor is connected with light indicator and lithium battery with rotating disk respectively, and described lithium battery connects respectively low-power consumption microprocessor and small wireless transmitter.
Described capacitor voltage inductor, current measurement inductor, temperature detection inductor comprise the voltage receptor (HV) being connected with insert row (J1), described voltage receptor (HV) is connected with the base stage of NPN type triode Q5 by resistance R 17, the base stage of NPN type triode Q5 is the earth with voltage stabilizing diode D6 by resistance R 2 also, the emitter of described NPN type triode Q5 is connected by described controlling of sampling switch with the voltage signal input end of low-power microprocessor, also by resistance R 4 ground connection; The collector of described NPN type triode Q5 is connected with thermoreceptor (W) by resistance R 21, and described thermoreceptor (W) is connected with the temperature signal input end of low-power microprocessor, simultaneously by resistance R 22 ground connection; The collector of the collector of described resistance R 21, NPN type triode Q5 and NPN type triode Q8 accesses the collector of positive-negative-positive triode Q6 together; The emitter of described NPN type triode Q8 is connected with the current signal input end of low-power microprocessor, simultaneously also by resistance R 20 ground connection, the base stage of described NPN type triode Q8 is by the earth of resistance R 6, resistance R 7 and voltage stabilizing diode D1, also by resistance R 5, connect one end of inductance (L) and one end of resistance R 18, the other end ground connection of described inductance (L) and resistance R 18; The emitter of described positive-negative-positive triode Q6 connects VCC power supply, and base stage is connected with low-power microprocessor signal input part by resistance R 3.
Advantage and good effect that the present invention has are:
(1) can Real-Time Monitoring circuit voltage, electric current and temperature, realize overdetermination value and report to the police;
(2) can utilize line current to charge to radio temperature sensor, save the energy;
(3) antijamming capability of radio temperature sensor is strong, can be in high-intensity magnetic field, the dizzy lower normal work of forceful electric power;
(4) when circuit is short-circuited or during earth fault can and alarm;
Meanwhile, the integration of this system is good, and the few volume of element is little, micro-power consumption and powerful, and data collection point is many, covers a wide range; Data acquisition, transmission are promptly and accurately; This system can adapt to different external environment conditions, has strong anti-interference ability, work that can be for a long time stable.
Fig. 1 is structural representation of the present invention
Fig. 2 is the structural representation that sun power of the present invention receives transmitter
Fig. 3 is the structural representation of wireless temperature-measuring sensor of the present invention
Fig. 4 is the circuit theory diagrams of temperature monitoring sensor circuit in the present invention
In figure:
1, three phase line 2, wireless temperature-measuring sensor 3, sun power receive transmitter
4, indoor temperature measuring collector 5, temperature are surveyed server PC
Embodiment
As shown in Figure 1, the present invention includes high pressure A, B, C three phase line 1, be suspended on A, B, wireless temperature-measuring sensor 2, sun power on C three phase line receives transmitter 3, indoor temperature measuring collector 4 and temperature and surveys server PC 5, three wireless temperature-measuring sensors 2 are suspended on respectively on three wires of high pressure three phase line 1, sun power reception transmitter 3 is arranged on the adjacent locations of wireless temperature-measuring sensor 2, indoor temperature measuring collector 4 is surveyed server PC 5 with temperature and is connected, and is all arranged on indoor.
As shown in Figure 2, sun power receives transmitter and comprises wireless receiver, data-carrier store, collection analysis device, transmitter module and solar battery group, wireless receiver, data-carrier store, collection analysis device and transmitter module are all connected with solar battery group, and wireless receiver, data-carrier store, collection analysis device are connected successively with transmitter module.
As shown in Figure 3, wireless temperature-measuring sensor comprises low-power microprocessor, is connected respectively and is suspended on capacitor voltage inductor, current measurement inductor, temperature detection inductor and the charging of real-time detection transmission line of electricity voltage on A, B, C three phase line, electric current, temperature variation state and the electric current inductive coil of uprushing with low-power microprocessor; Between capacitor voltage inductor and low-power consumption microprocessor, controlling of sampling switch is also set, charging and electric current are uprushed and between inductive coil and low-power consumption microprocessor, are provided with electric current uprush detection and charging circuit; Low-power consumption microprocessor also connects respectively short trouble circuit, ground fault circuit and small wireless transmitter; Short trouble circuit is connected with rotating disk and light indicator with ground fault circuit parallel connection; Electric current is uprushed to detect and is also connected with storage capacitor with charging circuit, and storage capacitor is connected with light indicator and lithium battery with rotating disk respectively, and lithium battery connects respectively low-power consumption microprocessor and small wireless transmitter.
As shown in Figure 4, capacitor voltage inductor, current measurement inductor, temperature detection inductor comprise the voltage receptor (HV) being connected with insert row (J1), voltage receptor (HV) is connected with the base stage of NPN type triode Q5 by resistance R 17, the base stage of NPN type triode Q5 is also by resistance R 2 and voltage stabilizing diode) 6 earth, the emitter of NPN type triode Q5 is connected by described controlling of sampling switch with the voltage signal input end of low-power microprocessor, also by resistance R 4 ground connection; The collector of NPN type triode Q5 is connected with thermoreceptor (W) by resistance R 21, and thermoreceptor (W) is connected with the temperature signal input end of low-power microprocessor, simultaneously by resistance R 22 ground connection; The collector of the collector of resistance R 21, NPN type triode Q5 and NPN type triode Q8 accesses the collector of positive-negative-positive triode Q6 together; The emitter of NPN type triode Q8 is connected with the current signal input end of low-power microprocessor, simultaneously also by resistance R 20 ground connection, the base stage of NPN type triode Q8 is by resistance R 6, resistance R 7 and voltage stabilizing diode) 1 earth, also by resistance R 5, connect one end of inductance (L) and one end of resistance R 18, the other end ground connection of inductance (L) and resistance R 18; The emitter of positive-negative-positive triode Q6 connects VCC power supply, and base stage is connected with low-power microprocessor signal input part by resistance R 3.
The course of work of this example: be arranged on three wireless temperature-measuring sensors 2 on ultra-high-tension power transmission line A, B, C three-phase circuit 1, the state of temperature, electric current and the voltage of Real-Time Monitoring working line, and by small wireless transmitter, Monitoring Data is sent to sun power reception transmitter 3.It sun can receive transmitter 3 and receive signal by inner wireless receiver, and pass to data-carrier store, collection analysis device gathers the data process receiving, analyze, comparison, judge A, B, C triple-phase line exceeds the phase line of canonical parameter (nominal parameter dispatches from the factory) and produces alerting signal, alerting signal sends data to indoor temperature measuring collector 4 by transmitter module in the mode of note (GSM), indoor temperature measuring collector reaches signal temperature again and surveys on server PC 5, alerting signal is sent to managerial personnel, prompting, notice operation or managerial personnel take the circumstances into consideration to adjust, processing circuitry running status.
Above one embodiment of the present of invention are had been described in detail, but described content is only preferred embodiment of the present invention, can not be considered to for limiting practical range of the present invention.All equalization variations of doing according to the present patent application scope and improvement etc., within all should still belonging to patent covering scope of the present invention.
Claims (4)
1. a high voltage transmission line channel Temperature Measuring System, it is characterized in that: comprise that high pressure A, B, C three phase line, three wireless temperature-measuring sensors, sun power receive transmitter, indoor temperature measuring collector and temperature and survey server PC, described three wireless temperature-measuring sensors are suspended on respectively on three wires of high pressure three phase line, described sun power reception transmitter is arranged on the adjacent locations of wireless temperature-measuring sensor, described indoor temperature measuring collector is surveyed server PC with described temperature and is connected, and is all arranged on indoor.
2. high voltage transmission line channel Temperature Measuring System according to claim 1, it is characterized in that: described sun power receives transmitter and comprises wireless receiver, data-carrier store, collection analysis device, transmitter module and solar battery group, described wireless receiver, data-carrier store, collection analysis device and transmitter module are all connected with solar battery group, and described wireless receiver, data-carrier store, collection analysis device are connected successively with transmitter module.
3. high voltage transmission line channel Temperature Measuring System according to claim 1, it is characterized in that: described wireless temperature-measuring sensor comprises low-power microprocessor, be connected with low-power microprocessor respectively and be suspended on capacitor voltage inductor, current measurement inductor, temperature detection inductor and the charging of real-time detection transmission line of electricity voltage on A, B, C three phase line, electric current, temperature variation state and the electric current inductive coil of uprushing; Between described capacitor voltage inductor and low-power consumption microprocessor, controlling of sampling switch is also set, described charging and electric current are uprushed and between inductive coil and low-power consumption microprocessor, are provided with electric current and uprush and detect and charging circuit; Described low-power consumption microprocessor also connects respectively short trouble circuit, ground fault circuit and small wireless transmitter; Described short trouble circuit is connected with rotating disk and light indicator with ground fault circuit parallel connection; Described electric current is uprushed to detect and is also connected with storage capacitor with charging circuit, and described storage capacitor is connected with light indicator and lithium battery with rotating disk respectively, and described lithium battery connects respectively low-power consumption microprocessor and small wireless transmitter.
4. high voltage transmission line channel Temperature Measuring System according to claim 3, it is characterized in that: described capacitor voltage inductor, current measurement inductor, temperature detection inductor comprises the voltage receptor (HV) being connected with insert row (J1), described voltage receptor (HV) is connected with the base stage of NPN type triode Q5 by resistance R 17, the base stage of NPN type triode Q5 is the earth with voltage stabilizing diode D6 by resistance R 2 also, the emitter of described NPN type triode Q5 is connected by described controlling of sampling switch with the voltage signal input end of low-power microprocessor, also by resistance R 4 ground connection, the collector of described NPN type triode Q5 is connected with thermoreceptor (W) by resistance R 21, and described thermoreceptor (W) is connected with the temperature signal input end of low-power microprocessor, simultaneously by resistance R 22 ground connection, the collector of the collector of described resistance R 21, NPN type triode Q5 and NPN type triode Q8 accesses the collector of positive-negative-positive triode Q6 together, the emitter of described NPN type triode Q8 is connected with the current signal input end of low-power microprocessor, simultaneously also by resistance R 20 ground connection, the base stage of described NPN type triode Q8 is by resistance R 6, resistance R 7 and voltage stabilizing diode) 1 earth, also by resistance R 5, connect one end of inductance (L) and one end of resistance R 18, the other end ground connection of described inductance (L) and resistance R 18, the emitter of described positive-negative-positive triode Q6 connects VCC power supply, and base stage is connected with low-power microprocessor signal input part by resistance R 3.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210381907.8A CN103728049A (en) | 2012-10-10 | 2012-10-10 | High-voltage power transmission line temperature measurement system |
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| CN201210381907.8A CN103728049A (en) | 2012-10-10 | 2012-10-10 | High-voltage power transmission line temperature measurement system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104991107A (en) * | 2015-07-31 | 2015-10-21 | 苏州华电电气股份有限公司 | Measurement device of power grid primary current and method thereof |
| CN107171082A (en) * | 2017-07-07 | 2017-09-15 | 吉林大洋电气科技有限公司 | A kind of thermometric bus pin |
-
2012
- 2012-10-10 CN CN201210381907.8A patent/CN103728049A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104991107A (en) * | 2015-07-31 | 2015-10-21 | 苏州华电电气股份有限公司 | Measurement device of power grid primary current and method thereof |
| CN107171082A (en) * | 2017-07-07 | 2017-09-15 | 吉林大洋电气科技有限公司 | A kind of thermometric bus pin |
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Application publication date: 20140416 |