CN102507016A - Device for monitoring temperature of key part of power transmission line - Google Patents
Device for monitoring temperature of key part of power transmission line Download PDFInfo
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- CN102507016A CN102507016A CN201110370936XA CN201110370936A CN102507016A CN 102507016 A CN102507016 A CN 102507016A CN 201110370936X A CN201110370936X A CN 201110370936XA CN 201110370936 A CN201110370936 A CN 201110370936A CN 102507016 A CN102507016 A CN 102507016A
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Abstract
The invention relates to a device for monitoring temperature of a key part of a power transmission line, belonging to the technical field of high-voltage power transmission line monitoring equipment. The invention provides a power transmission line temperature detection device which has the advantages of high detection accuracy, high quality and simplicity in installation and commissioning. The technical scheme is that the communication ports of a temperature input module, a video acquisition module, a general packet radio service (GPRS) wireless communication module, a radio-frequency module and a wired communication module are respectively connected with the communication ports of a master control circuit, the GPRS wireless communication module is connected with a monitoring computer through a GPRS wireless network, and the power supply ports of the master control circuit, the temperature input module, the video acquisition module, the GPRS wireless communication module and the wired communication module are respectively connected with the power supply output ports of a power supply module. The device for monitoring the temperature of the key part of the power transmission line is suitable for the fields of power plants, substations and the like.
Description
Technical field
A kind of device of monitoring transmission line of electricity key position temperature of the present invention belongs to the monitoring equipment technical field of ultra-high-tension power transmission line.
Background technology
At present China has formed three in northeast, North China, northwest, south, East China, 6 the interprovincial electrical networks in Central China and Xinjiang, Tibet, Hainan electrical network inside the province; Carrying out the powering mode that transferring electricity from the west to the east, north and south power supply distribute each other aspect the electric power conveying; Change and progress along with the electrical network power load; Original transmission line of electricity receives the restriction of technical conditions such as the thermally-stabilised limit of current-carrying capacity, causes the economy of operation of power networks and reliability seriously to descend.
At first, for the monitoring of transmission line of electricity key position, all be to carry out on-line monitoring mostly with temperature sensor; But, the conductor tab position of external heat defective moves because exposing in atmosphere; Receive Exposure to Sunlight all the year round, drench with rain, the erosion of travel fatigue dewfall and chemically reactive gas, cause serious corrosion of metallic conductor surface in contact or oxidation, oxide layer all can make the resistivity of Metal Contact face increase by tens times even hundreds of times; Thereby cause temperature sensor at high temperature to be worked, damage easily.
Secondly, begun laser technology is used for the remote measurement to the insulator that ftractures both at home and abroad in recent years, Britain CERL studied the microvibration of measuring insulator surface with the method for laser-Doppler vibration gauge; Japan develops the vibration that a kind of supersonic source causes insulator, and then the method for measuring with laser, and it is to utilize the tested insulator of laser alignment; According to the signal Spectrum Analysis that reflects; Judge whether insulator ftractures, but since strong wind, boisterous influence; Its degree of accuracy is seriously influenced, so its Installation and Debugging are very difficult.
Current; Infrared image is transmitted in the transmission line of electricity monitoring and serves as the key player, but in general digital image processing system, unified structure is arranged; Comprise image input device, carry out computing machine, storage system and output device etc. that Treatment Analysis is controlled; The pictures different contents processing has different transaction modules and program, leaves in respectively in the different storage systems, and this has not only taken more storage resources; And do not have unified evaluation criterion, be difficult to reach the accurate detection of transmission line of electricity key position.
Summary of the invention
The present invention overcomes the deficiency that prior art exists, and technical matters to be solved is: provide that a kind of detection degree of accuracy is high, quality is good, install, the simple transmission line of electricity temperature-detecting device of debugging.
For solving the problems of the technologies described above; The technical scheme that the present invention adopted is: a kind of device of monitoring transmission line of electricity key position temperature comprises: governor circuit, temperature load module, video acquisition module, GPRS wireless communication module, radio-frequency module, wire communication module and power module; The COM1 of temperature load module, video acquisition module, GPRS wireless communication module, radio-frequency module and wire communication module links to each other with the COM1 of governor circuit respectively, and said GPRS wireless communication module links to each other with supervisory control comuter through the GPRS wireless network;
The power port of said governor circuit, temperature load module, video acquisition module, GPRS wireless communication module and wire communication module links to each other with the output port of power source of power module respectively.
The circuit structure of said governor circuit is: link to each other with the base stage of positive-negative-positive triode Q1 behind the 1 pin series resistor R6 of CC2430 chip; Link to each other with+3.3V power port behind one end of the emitter of said positive-negative-positive triode Q1 and the end of connecting resistance R1 and capacitor C 2; The collector of positive-negative-positive triode Q1 links to each other with the end of hummer LS1; Ground connection behind the end of the other end of said hummer LS1 and connecting resistance R7; The other end of said resistance R 1 links to each other with an end of switch S 1, links to each other with 10 pin of CC2430 chip behind the other end of the other end of said switch S 1 and connecting resistance R7 and the other end of capacitor C 2;
7 pin of said CC2430 chip, 20 pin, 23 pin, 41 pin, 47 pin also connect the back and link to each other with+3.3V power port;
10 pin of said CC2430 chip, 45 pin, 46 pin link to each other with 7 pin, 4 pin, 3 pin of JTAG chip respectively; 1 pin of said JTAG chip, the equal ground connection of 10 pin; 2 pin of JTAG chip, 4 pin and connecing with+5V power port link to each other, and 4 pin serial connection capacitor C, 3 backs of JTAG chip link to each other with 10 pin of JTAG chip;
Ground connection behind 22 pin of said CC2430 chip, 26 pin difference series resistor R17, the R18; 24 pin of CC2430 chip, 25 pin and connect the back link to each other the other end ground connection of said capacitor C 17 with an end of capacitor C 17;
19 pin of said CC2430 chip, 21 pin, 43 pin, 44 pin are connected in series ground connection behind capacitor C 23, C24, C25, the C26 respectively; 1 pin of crystal oscillator Y1 links to each other with 19 pin of CC2430 chip, and 2 pin of crystal oscillator Y1 link to each other with 21 pin of CC2430 chip, and 1 pin of crystal oscillator Y2 links to each other with 44 pin of CC2430 chip, 2 pin of crystal oscillator Y2 link to each other with 43 pin of CC2430 chip;
42 pin serial connection capacitor C, the 10 back ground connection of said CC2430 chip, 27 pin of CC2430 chip, 28 pin, 29 pin, 30 pin, 31 pin, 35 pin, 36 pin, 37 pin, 38 pin, 39 pin, 40 pin also connect back ground connection.
The circuit structure of said temperature load module is: 1 pin of temperature sensor links to each other with+5V power port, and 2 pin of temperature sensor link to each other with 1 pin of AD converter; 20 pin of said AD converter and connect an end of capacitor C 1 after link to each other with+5V power port; The other end ground connection of said capacitor C 1; 15 pin of AD converter, 16 pin, 17 pin, 18 pin connect behind series resistor R2, R3, R4, the R5 respectively+the 5V power port; 15 pin of AD converter, 16 pin, 17 pin, 18 pin respectively with governor circuit in 5 pin, 4 pin, 3 pin, 2 pin of CC2430 chip link to each other, 3 pin of temperature sensor and connect 10 pin, 13 pin of AD converter after ground connection.
The circuit structure of said video acquisition module is: 1 pin of video capture processor, 2 pin, 3 pin, 4 pin also connect the back and link to each other with+3.3V power port; Link to each other with+3.3V power port behind the 16 pin series resistor R24 of video capture processor, 15 pin of video capture processor and 17 pin respectively with governor circuit in 6 pin of CC2430 chip link to each other with 8 pin; 8 pin of video capture processor, 10 pin, 12 pin, 14 pin also connect back ground connection; Ground connection behind the 18 pin series resistor R27 of video capture processor; 24 pin of video capture processor, 26 pin, 28 pin, 30 pin, 32 pin, 34 pin and connect the back link to each other the other end ground connection of said resistance R 29 with resistance R 29 1 ends.
The circuit structure of said GPRS wireless communication module is: 1 pin of SIM and connect 6 pin of MC55 chip after ground connection; 4 pin of SIM, 5 pin, 6 pin link to each other with 4 pin, 3 pin, 1 pin of MC55 chip respectively; 2 pin of SIM and connect 5 pin of 2 pin and MC55 chip of 3 pin, MC55 chip of SIM after link to each other with an end of capacitor C 12, the other end of said capacitor C 12 and connect 21 pin, 22 pin, 23 pin, 24 pin, 25 pin of MC55 chip after ground connection;
26 pin of said MC55 chip, 27 pin, 28 pin, 29 pin, 30 pin also connect the back and link to each other with an end of resistance R 8, and the other end of said resistance R 8 links to each other with+4.2V power port; One end of capacitor C 4 and the anodal back that meets capacitor C 5, C6, C7, C8, C9 link to each other with 30 pin of MC55 chip, the other end of said capacitor C 4 and connect the negative pole of capacitor C 5, C6, C7, C8, C9 after ground connection;
15 pin of said MC55 chip, 37 pin respectively with governor circuit in 14 pin, 13 pin of CC2430 chip link to each other, 17 pin of MC55 chip, 34 pin, 40 pin, 41 pin respectively behind series resistor R12, R13, R15, the R16 with governor circuit in 15 pin, 16 pin, 17 pin, 18 pin of CC2430 chip link to each other; Ground connection behind 17 pin of MC55 chip, 34 pin, 40 pin, 41 pin difference series resistor R19, R20, R21, the R22.
The circuit structure of said radio-frequency module is: 34 pin of the CC2430 chip in the port a1 of inductance L 1 and the governor circuit link to each other; 32 pin of the CC2430 chip in the port a2 of inductance L 1 and the governor circuit link to each other; The port a2 of inductance L 1 series resistor R9, resistance R 10, inductance L 3 and capacitor C 11 backs successively links to each other with 2 pin of antenna chip; The port a1 of inductance L 1 links to each other with line between resistance R 10 and the inductance L 3; 33 pin of the CC2430 chip in one end of inductance L 2 and the governor circuit link to each other, and the other end of inductance L 2 links to each other 1 pin of said antenna chip, the equal ground connection of 3 pin with line between resistance R 9 and the resistance R 10.
The circuit structure of said wire communication module is: 2 pin of switch chip, 6 pin respectively with governor circuit in 12 pin, 11 pin of CC2430 chip link to each other, 3 pin of switch chip, 7 pin link to each other with 3 pin, 2 pin of USB interface respectively, 4 pin ground connection of switch chip;
1 pin of said USB interface connects+the 5V power port, and 2 pin of USB interface, 3 pin are connected in series ground connection behind capacitor C 30, the C29,4 pin ground connection of USB interface respectively;
1 pin of said switch chip, 5 pin link to each other with 4 pin, 1 pin of RS485 communication chip respectively, and 8 pin of switch chip and 8 pin of RS485 communication chip all link to each other with+5V power port;
2 pin of said RS485 communication chip, 3 pin and connect the back link to each other with an end of resistance R 28; 6 pin of RS485 communication chip, 7 pin link to each other with 3 pin, 2 pin of serial communication interface behind series resistor R26, the R25 respectively; 2 pin of said serial communication interface, 3 pin are connected in series ground connection behind capacitor C 27, the C28 respectively, and the other end of said resistance R 28 successively and connect ground connection behind 5 pin, 10 pin, 11 pin of 5 pin, the serial communication interface of RS485 communication chip.
The circuit structure of said power circuit is: the positive pole of battery BT1 links to each other with 1 pin of switching regulator after being connected in series switch S 2 and diode D1 successively; 1 pin of said switching regulator links to each other with an end of capacitor C 13; Link to each other with the end of variable resistor R11 behind 4 pin of switching regulator and the end of connecting resistance R14,2 pin of switching regulator and connect the negative pole of voltage stabilizing diode D2 after link to each other with an end a3 of inductance L 4; The other end a4 of said inductance L 4 is+the 4.2V power port, the port a4 of inductance L 4 and connect the end of an end, capacitor C 15 of positive pole, the capacitor C 14 of capacitor C 16 after link to each other with the other end of resistance R 14;
The other end of said capacitor C 13 successively and connect ground connection behind the other end of the other end and variable resistor R11 of the other end, capacitor C 15 of negative pole, the capacitor C 14 of positive pole, the capacitor C 16 of 3 pin, 5 pin, the voltage stabilizing diode D2 of switching regulator;
One end of resistance R 23 and connect 1 pin of anodal and first three terminal regulator of capacitor C 18 after with switch S 2 and diode D1 between line link to each other, the other end of said resistance R 23 links to each other with the positive pole of diode D3; 3 pin of said first three terminal regulator are+the 5V power port; 3 pin of first three terminal regulator and the anodal back that connects positive pole and the capacitor C 20 of capacitor C 19 link to each other with 1 pin of second three terminal regulator, and 3 pin of said second three terminal regulator are+the 3.3V power port; 3 pin of second three terminal regulator and the anodal back that connects capacitor C 21 link to each other with the positive pole of capacitor C 22;
The negative pole of said battery BT1 successively and connect ground connection behind the negative pole of negative pole and capacitor C 22 of 2 pin, capacitor C 21 of negative pole, second three terminal regulator of negative pole, the capacitor C 20 of 2 pin, the capacitor C 19 of negative pole, first three terminal regulator of negative pole, the capacitor C 18 of diode D3.
The beneficial effect that the present invention compared with prior art has is: the present invention adopts infrared thermal imaging remote monitoring mode and combining image optimized Algorithm treatment technology that the transmission line of electricity key position is carried out round-the-clock monitoring; Utilized the detection advantage of infrared image; Significantly improved monitoring quality and degree of accuracy, and whole apparatus structure is simple, does not need special installation and debugging the transmission line of electricity key position; Element is cheap, and cost is lower.
Description of drawings
Do further detailed explanation below in conjunction with the accompanying drawing specific embodiments of the invention.
Fig. 1 is an electrical block diagram of the present invention;
Fig. 2 is the electrical block diagram of governor circuit 1 of the present invention;
Fig. 3 is the electrical block diagram of temperature load module 2 of the present invention;
Fig. 4 is the electrical block diagram of video acquisition module 3 of the present invention;
Fig. 5 is the electrical block diagram of GPRS wireless communication module 4 of the present invention:
Fig. 6 is the electrical block diagram of radio-frequency module 5 of the present invention;
Fig. 7 is wire communication module 6 electrical block diagrams of the present invention;
Fig. 8 is the electrical block diagram of power circuit of the present invention;
Fig. 9 is a computer software process flow diagram of the present invention;
Figure 10 is infrared thermal imagery image collecting flowchart figure of the present invention.
Among the figure: 1 is governor circuit; 2 is the temperature load module; 3 is video acquisition module; 4 is the GPRS wireless communication module; 5 is radio-frequency module; 6 is wire communication module; 7 is supervisory control comuter; 8 is the CC2430 chip; 9 is the JTAG chip; 10 is temperature sensor; 11 is AD converter; 12 is video capture processor; 13 is SIM; 14 is the MC55 chip; 15 is antenna chip; 16 is switch chip; 17 is USB interface; 18 is the RS485 communication chip; 19 is serial communication interface; 20 is switching regulator; 21 is first three terminal regulator; 22 is second three terminal regulator.
Embodiment
As shown in Figure 1, a kind of device of monitoring transmission line of electricity key position temperature of the present invention comprises: governor circuit 1, temperature load module 2, video acquisition module 3, GPRS wireless communication module 4, radio-frequency module 5, wire communication module 6 and power module; The COM1 of temperature load module 2, video acquisition module 3, GPRS wireless communication module 4, radio-frequency module 5 and wire communication module 6 links to each other with the COM1 of governor circuit 1 respectively, and said GPRS wireless communication module 4 links to each other with supervisory control comuter 7 through the GPRS wireless network;
The power port of said governor circuit 1, temperature load module 2, video acquisition module 3, GPRS wireless communication module 4 and wire communication module 6 links to each other with the output port of power source of power module respectively, and said power module is respectively arranged with+3.3V ,+4.2V ,+output port of power source of 5.0V.
Extremely shown in Figure 8 like Fig. 2; The circuit structure of said governor circuit 1 is: link to each other with the base stage of positive-negative-positive triode Q1 behind the 1 pin series resistor R6 of CC2430 chip 8; Link to each other with+3.3V power port behind one end of the emitter of said positive-negative-positive triode Q1 and the end of connecting resistance R1 and capacitor C 2; The collector of positive-negative-positive triode Q1 links to each other with the end of hummer LS1; Ground connection behind the end of the other end of said hummer LS1 and connecting resistance R7, the other end of said resistance R 1 links to each other with an end of switch S 1, links to each other with 10 pin of CC2430 chip 8 behind the other end of the other end of said switch S 1 and connecting resistance R7 and the other end of capacitor C 2;
7 pin of said CC2430 chip 8,20 pin, 23 pin, 41 pin, 47 pin also connect the back and link to each other with+3.3V power port;
10 pin of said CC2430 chip 8,45 pin, 46 pin link to each other with 7 pin, 4 pin, 3 pin of JTAG chip 9 respectively; 1 pin of said JTAG chip 9, the equal ground connection of 10 pin; 2 pin of JTAG chip 9,4 pin and connecing with+5V power port link to each other, and 4 pin serial connection capacitor C, 3 backs of JTAG chip 9 link to each other with 10 pin of JTAG chip 9;
Ground connection behind 22 pin of said CC2430 chip 8,26 pin difference series resistor R17, the R18; 24 pin of CC2430 chip 8,25 pin and connect the back link to each other the other end ground connection of said electric capacity R17 with an end of capacitor C 17;
19 pin of said CC2430 chip 8,21 pin, 43 pin, 44 pin are connected in series ground connection behind capacitor C 23, C24, C25, the C26 respectively; 1 pin of crystal oscillator Y1 links to each other with 19 pin of CC2430 chip 8, and 2 pin of crystal oscillator Y1 link to each other with 21 pin of CC2430 chip 8, and 1 pin of crystal oscillator Y2 links to each other with 44 pin of CC2430 chip 8,2 pin of crystal oscillator Y2 link to each other with 43 pin of CC2430 chip 8;
42 pin serial connection capacitor C, the 10 back ground connection of said CC2430 chip 8,27 pin of CC2430 chip 8,28 pin, 29 pin, 30 pin, 31 pin, 35 pin, 36 pin, 37 pin, 38 pin, 39 pin, 40 pin also connect back ground connection.
The circuit structure of said temperature load module 2 is: 1 pin of temperature sensor 10 links to each other with+5V power port, and 2 pin of temperature sensor 10 link to each other with 1 pin of AD converter 11; 20 pin of said AD converter 11 and connect an end of capacitor C 1 after link to each other with+5V power port; The other end ground connection of said capacitor C 1; 15 pin of AD converter 11,16 pin, 17 pin, 18 pin connect behind series resistor R2, R3, R4, the R5 respectively+the 5V power port; 15 pin of AD converter 11,16 pin, 17 pin, 18 pin respectively with governor circuit 1 in 5 pin, 4 pin, 3 pin, 2 pin of CC2430 chip 8 link to each other, 3 pin of temperature sensor 10 and connect 10 pin, 13 pin of AD converter 11 after ground connection.
The circuit structure of said video acquisition module 3 is: 1 pin of video capture processor 12,2 pin, 3 pin, 4 pin also connect the back and link to each other with+3.3V power port; Link to each other with+3.3V power port behind the 16 pin series resistor R24 of video capture processor 12,15 pin of video capture processor 12 and 17 pin respectively with governor circuit 1 in 6 pin of CC2430 chip 8 link to each other with 8 pin; 8 pin of video capture processor 12,10 pin, 12 pin, 14 pin also connect back ground connection; Ground connection behind the 18 pin series resistor R27 of video capture processor 12; 24 pin of video capture processor 12,26 pin, 28 pin, 30 pin, 32 pin, 34 pin and connect the back link to each other the other end ground connection of said resistance R 29 with resistance R 29 1 ends.
The circuit structure of said GPRS wireless communication module 4 is: 1 pin of SIM 13 and connect 6 pin of MC55 chip 14 after ground connection; 4 pin of SIM 13,5 pin, 6 pin link to each other with 4 pin, 3 pin, 1 pin of MC55 chip 14 respectively; 2 pin of SIM 13 and connect 5 pin of 2 pin and MC55 chip 14 of 3 pin, MC55 chip 14 of SIM 13 after link to each other with an end of capacitor C 12, the other end of said capacitor C 12 and connect 21 pin, 22 pin, 23 pin, 24 pin, 25 pin of MC55 chip 14 after ground connection;
26 pin of said MC55 chip 14,27 pin, 28 pin, 29 pin, 30 pin also connect the back and link to each other with an end of resistance R 8, and the other end of said resistance R 8 links to each other with+4.2V power port; One end of capacitor C 4 and the anodal back that meets capacitor C 5, C6, C7, C8, C9 link to each other with 30 pin of MC55 chip 14, the other end of said capacitor C 4 and connect the negative pole of capacitor C 5, C6, C7, C8, C9 after ground connection;
15 pin of said MC55 chip 14,37 pin respectively with governor circuit 1 in 14 pin, 13 pin of CC2430 chip 8 link to each other, 17 pin of MC55 chip 14,34 pin, 40 pin, 41 pin respectively behind series resistor R12, R13, R15, the R16 with governor circuit 1 in 15 pin, 16 pin, 17 pin, 18 pin of CC2430 chip 8 link to each other; Ground connection behind 17 pin of MC55 chip 14,34 pin, 40 pin, 41 pin difference series resistor R19, R20, R21, the R22.
The circuit structure of said radio-frequency module 5 is: 34 pin of the CC2430 chip 8 in the port a1 of inductance L 1 and the governor circuit 1 link to each other; 32 pin of the CC2430 chip 8 in the port a2 of inductance L 1 and the governor circuit 1 link to each other; The port a2 of inductance L 1 series resistor R9, resistance R 10, inductance L 3 and capacitor C 11 backs successively links to each other with 2 pin of antenna chip 15; The port a1 of inductance L 1 links to each other with line between resistance R 10 and the inductance L 3; 33 pin of the CC2430 chip 8 in one end of inductance L 2 and the governor circuit 1 link to each other, and the other end of inductance L 2 links to each other 1 pin of said antenna chip 15, the equal ground connection of 3 pin with line between resistance R 9 and the resistance R 10.
The circuit structure of said wire communication module 6 is: 2 pin of switch chip 16,6 pin respectively with governor circuit 1 in 12 pin, 11 pin of CC2430 chip 8 link to each other; 3 pin of switch chip 16,7 pin link to each other with 3 pin, 2 pin of usb 17 respectively, 4 pin ground connection of switch chip 16;
1 pin of said usb 17 connects+the 5V power port, and 2 pin of usb 17,3 pin are connected in series ground connection behind capacitor C 30, the C29,4 pin ground connection of usb 17 respectively;
1 pin of said switch chip 16,5 pin link to each other with 4 pin, 1 pin of RS485 communication chip 18 respectively, and 8 pin of switch chip 16 and 8 pin of RS485 communication chip 18 all link to each other with+5V power port;
2 pin of said RS485 communication chip 18,3 pin and connect the back link to each other with an end of resistance R 28; 6 pin of RS485 communication chip 18,7 pin link to each other with 3 pin, 2 pin of serial communication interface 19 behind series resistor R26, the R25 respectively; 2 pin of said serial communication interface 19,3 pin are connected in series ground connection behind capacitor C 27, the C28 respectively, and the other end of said resistance R 28 successively and connect ground connection behind 5 pin, 10 pin, 11 pin of 5 pin, the serial communication interface 19 of RS485 communication chip 18.
The circuit structure of said power circuit is: the positive pole of battery BT1 links to each other with 1 pin of switching regulator 20 after being connected in series switch S 2 and diode D1 successively; 1 pin of said switching regulator 20 links to each other with an end of capacitor C 13; Link to each other with the end of variable resistor R11 behind 4 pin of switching regulator 20 and the end of connecting resistance R14,2 pin of switching regulator 20 and connect the negative pole of voltage stabilizing diode D2 after link to each other with an end a3 of inductance L 4; The other end a4 of said inductance L 4 is+the 4.2V power port, the port a4 of inductance L 4 and connect the end of an end, capacitor C 15 of positive pole, the capacitor C 14 of capacitor C 16 after link to each other with the other end of resistance R 14;
The other end of said capacitor C 13 successively and connect ground connection behind the other end of the other end and variable resistor R11 of the other end, capacitor C 15 of negative pole, the capacitor C 14 of positive pole, the capacitor C 16 of 3 pin, 5 pin, the voltage stabilizing diode D2 of switching regulator 20;
One end of resistance R 23 and connect 1 pin of anodal and first three terminal regulator 21 of capacitor C 18 after with switch S 2 and diode D1 between line link to each other, the other end of said resistance R 23 links to each other with the positive pole of diode D3; 3 pin of said first three terminal regulator 21 are+the 5V power port; 3 pin of first three terminal regulator 21 and the anodal back that connects positive pole and the capacitor C 20 of capacitor C 19 link to each other with 1 pin of second three terminal regulator 22, and 3 pin of said second three terminal regulator 22 are+the 3.3V power port; 3 pin of second three terminal regulator 22 and the anodal back that connects capacitor C 21 link to each other with the positive pole of capacitor C 22;
The negative pole of said battery BT1 successively and connect ground connection behind the negative pole of negative pole and capacitor C 22 of 2 pin, capacitor C 21 of negative pole, second three terminal regulator 22 of negative pole, the capacitor C 20 of 2 pin, the capacitor C 19 of negative pole, first three terminal regulator 21 of negative pole, the capacitor C 18 of diode D3.
The present invention is through the temperature of the temperature sensor 10 on-line monitoring transmission lines of electricity in the temperature load module 2; And be converted into digital data transmission to governor circuit 1 through A/D modular converter 11 simulating signals; It is the camera of W718LS that video capture processor 12 in the above-mentioned video acquisition module 3 can adopt model; Gather thermal-induced imagery through video acquisition module 3, and transfer to governor circuit 1; CC2430 chip 8 in the governor circuit 1 receives the input of two kinds of acquired signal simultaneously and acquired signal is preserved processing; And pass through GPRS wireless communication module 4 with data information transfer to supervisory control comuter 7; Utilized the detection advantage of infrared image, significantly improved monitoring quality and degree of accuracy the transmission line of electricity key position.
As shown in Figure 9, the computer software flow process that the present invention adopts is following:
The first step: beginning, microcontroller MCU internal initialization;
Second step: Infrared Thermogram is gathered the initialization setting;
The 3rd step: the jpeg image compression initialization is provided with;
The 4th step: whether computer inquery receives control command, if, then got into for the 5th step, if not, then got into for the 6th step;
The 5th step: the analysis and Control order, if the A order: gather Infrared Thermogram, then gather Infrared Thermogram and send to the system centre end; If B order: transmitting system front end duty, then transmitting system front end work state information; Returned for the 4th step then;
The 6th step: whether the inquiry system front end occurs reporting to the police, if, then got into for the 7th step, if not, then returned for the 4th step;
The 7th step: transmitting system front end work state information, gather Infrared Thermogram and send to the system centre end, then returned for the 4th step then.
Shown in figure 10, infrared thermal imagery image collecting flowchart of the present invention is following:
The first step: open W718LS and thermal infrared imager power supply;
Second step: send the PTZ control command to thermal imaging system and forward desired location to;
The 3rd step: the W718LS initial parameter is set;
The 4th step: send the images acquired order to W718LS;
The 5th step: receive image and boil down to jpeg format;
The 6th step: close W718LS and thermal infrared imager power supply;
The 7th step: confirm picture-storage or transmission.
The present invention adopts infrared thermal imaging remote monitoring mode and combining image optimized Algorithm treatment technology that the transmission line of electricity key position is carried out round-the-clock monitoring; Utilized the detection advantage of infrared image; Significantly improved monitoring quality and degree of accuracy, and whole apparatus structure is simple, does not need special installation and debugging the transmission line of electricity key position; Element is cheap, and cost is lower.
The model of said temperature sensor 10 is: SENSOR, and the model of AD converter 11 is: TLC2543, the model of switch chip 16 is: NLAS323; The model of usb 17 is: USB2.0; The model of RS485 communication chip 18 is: SN75LBC184, and serial communication interface 19 adopts the RS-232 serial communication interface, and the model of switching regulator 20 is: LM2576; The model of first three terminal regulator 21 is: LM7805, the model of second three terminal regulator 22 is: LM1117-3.3.
Claims (8)
1. a device of monitoring transmission line of electricity key position temperature comprises: governor circuit (1), temperature load module (2), video acquisition module (3), GPRS wireless communication module (4), radio-frequency module (5), wire communication module (6) and power module; It is characterized in that: the COM1 of temperature load module (2), video acquisition module (3), GPRS wireless communication module (4), radio-frequency module (5) and wire communication module (6) links to each other with the COM1 of governor circuit (1) respectively, and said GPRS wireless communication module (4) links to each other with supervisory control comuter (7) through the GPRS wireless network;
The power port of said governor circuit (1), temperature load module (2), video acquisition module (3), GPRS wireless communication module (4) and wire communication module (6) links to each other with the output port of power source of power module respectively.
2. a kind of device of monitoring transmission line of electricity key position temperature according to claim 1; It is characterized in that: the circuit structure of said governor circuit (1) is: link to each other with the base stage of positive-negative-positive triode Q1 behind the 1 pin series resistor R6 of CC2430 chip (8); Link to each other with+3.3V power port behind one end of the emitter of said positive-negative-positive triode Q1 and the end of connecting resistance R1 and capacitor C 2; The collector of positive-negative-positive triode Q1 links to each other with the end of hummer LS1; Ground connection behind the end of the other end of said hummer LS1 and connecting resistance R7; The other end of said resistance R 1 links to each other with an end of switch S 1, links to each other with 10 pin of CC2430 chip (8) behind the other end of the other end of said switch S 1 and connecting resistance R7 and the other end of capacitor C 2;
7 pin of said CC2430 chip (8), 20 pin, 23 pin, 41 pin, 47 pin also connect the back and link to each other with+3.3V power port;
10 pin of said CC2430 chip (8), 45 pin, 46 pin link to each other with 7 pin, 4 pin, 3 pin of JTAG chip (9) respectively; 1 pin of said JTAG chip (9), the equal ground connection of 10 pin; 2 pin of JTAG chip (9), 4 pin and connecing with+5V power port link to each other, and 4 pin serial connection capacitor C, 3 backs of JTAG chip (9) link to each other with 10 pin of JTAG chip (9);
Ground connection behind 22 pin of said CC2430 chip (8), 26 pin difference series resistor R17, the R18; 24 pin of CC2430 chip (8), 25 pin and connect the back link to each other the other end ground connection of said capacitor C 17 with an end of capacitor C 17;
19 pin of said CC2430 chip (8), 21 pin, 43 pin, 44 pin are connected in series ground connection behind capacitor C 23, C24, C25, the C26 respectively; 1 pin of crystal oscillator Y1 links to each other with 19 pin of CC2430 chip (8), and 2 pin of crystal oscillator Y1 link to each other with 21 pin of CC2430 chip (8), and 1 pin of crystal oscillator Y2 links to each other with 44 pin of CC2430 chip (8), 2 pin of crystal oscillator Y2 link to each other with 43 pin of CC2430 chip (8);
42 pin serial connection capacitor C, the 10 back ground connection of said CC2430 chip (8), 27 pin of CC2430 chip (8), 28 pin, 29 pin, 30 pin, 31 pin, 35 pin, 36 pin, 37 pin, 38 pin, 39 pin, 40 pin also connect back ground connection.
3. a kind of device of monitoring transmission line of electricity key position temperature according to claim 2; It is characterized in that: the circuit structure of said temperature load module (2) is: 1 pin of temperature sensor (10) links to each other with+5V power port, and 2 pin of temperature sensor (10) link to each other with 1 pin of AD converter (11); 20 pin of said AD converter (11) and connect an end of capacitor C 1 after link to each other with+5V power port; The other end ground connection of said capacitor C 1; 15 pin of AD converter (11), 16 pin, 17 pin, 18 pin connect behind series resistor R2, R3, R4, the R5 respectively+the 5V power port; 15 pin of AD converter (11), 16 pin, 17 pin, 18 pin respectively with governor circuit (1) in 5 pin, 4 pin, 3 pin, 2 pin of CC2430 chip (8) link to each other, 3 pin of temperature sensor (10) and connect 10 pin, 13 pin of AD converter (11) after ground connection.
4. a kind of device of monitoring transmission line of electricity key position temperature according to claim 2; It is characterized in that: the circuit structure of said video acquisition module (3) is: 1 pin of video capture processor (12), 2 pin, 3 pin, 4 pin also connect the back and link to each other with+3.3V power port; Link to each other with+3.3V power port behind the 16 pin series resistor R24 of video capture processor (12), 15 pin of video capture processor (12) and 17 pin respectively with governor circuit (1) in 6 pin of CC2430 chip (8) link to each other with 8 pin; 8 pin of video capture processor (12), 10 pin, 12 pin, 14 pin also connect back ground connection; Ground connection behind the 18 pin series resistor R27 of video capture processor (12); 24 pin of video capture processor (12), 26 pin, 28 pin, 30 pin, 32 pin, 34 pin and connect the back link to each other the other end ground connection of said resistance R 29 with resistance R 29 1 ends.
5. a kind of device of monitoring transmission line of electricity key position temperature according to claim 2; It is characterized in that: the circuit structure of said GPRS wireless communication module (4) is: 1 pin of SIM (13) and connect 6 pin of MC55 chip (14) after ground connection; 4 pin of SIM (13), 5 pin, 6 pin link to each other with 4 pin, 3 pin, 1 pin of MC55 chip (14) respectively; 2 pin of SIM (13) and connect 5 pin of 2 pin and MC55 chip (14) of 3 pin, MC55 chip (14) of SIM (13) after link to each other with an end of capacitor C 12, the other end of said capacitor C 12 and connect 21 pin, 22 pin, 23 pin, 24 pin, 25 pin of MC55 chip (14) after ground connection;
26 pin of said MC55 chip (14), 27 pin, 28 pin, 29 pin, 30 pin also connect the back and link to each other with an end of resistance R 8, and the other end of said resistance R 8 links to each other with+4.2V power port; One end of capacitor C 4 and the anodal back that meets capacitor C 5, C6, C7, C8, C9 link to each other with 30 pin of MC55 chip (14), the other end of said capacitor C 4 and connect the negative pole of capacitor C 5, C6, C7, C8, C9 after ground connection;
15 pin of said MC55 chip (14), 37 pin respectively with governor circuit (1) in 14 pin, 13 pin of CC2430 chip (8) link to each other, 17 pin of MC55 chip (14), 34 pin, 40 pin, 41 pin respectively behind series resistor R12, R13, R15, the R16 with governor circuit (1) in 15 pin, 16 pin, 17 pin, 18 pin of CC2430 chip (8) link to each other; Ground connection behind 17 pin of MC55 chip (14), 34 pin, 40 pin, 41 pin difference series resistor R19, R20, R21, the R22.
6. a kind of device of monitoring transmission line of electricity key position temperature according to claim 2; It is characterized in that: the circuit structure of said radio-frequency module (5) is: 34 pin of the CC2430 chip (8) in the port a1 of inductance L 1 and the governor circuit (1) link to each other; 32 pin of the CC2430 chip (8) in the port a2 of inductance L 1 and the governor circuit (1) link to each other; The port a2 of inductance L 1 series resistor R9, resistance R 10, inductance L 3 and capacitor C 11 backs successively links to each other with 2 pin of antenna chip (15); The port a1 of inductance L 1 links to each other with line between resistance R 10 and the inductance L 3; 33 pin of the CC2430 chip (8) in one end of inductance L 2 and the governor circuit (1) link to each other, and the other end of inductance L 2 links to each other 1 pin of said antenna chip (15), the equal ground connection of 3 pin with line between resistance R 9 and the resistance R 10.
7. a kind of device of monitoring transmission line of electricity key position temperature according to claim 2; It is characterized in that: the circuit structure of said wire communication module (6) is: 2 pin of switch chip (16), 6 pin respectively with governor circuit (1) in 12 pin, 11 pin of CC2430 chip (8) link to each other; 3 pin of switch chip (16), 7 pin link to each other with 3 pin, 2 pin of USB interface (17) respectively, 4 pin ground connection of switch chip (16);
1 pin of said USB interface (17) connects+the 5V power port, and 2 pin of USB interface (17), 3 pin are connected in series ground connection behind capacitor C 30, the C29,4 pin ground connection of USB interface (17) respectively;
1 pin of said switch chip (16), 5 pin link to each other with 4 pin, 1 pin of RS485 communication chip (18) respectively, and 8 pin of 8 pin of switch chip (16) and RS485 communication chip (18) all link to each other with+5V power port;
2 pin of said RS485 communication chip (18), 3 pin and connect the back link to each other with an end of resistance R 28; 6 pin of RS485 communication chip (18), 7 pin link to each other with 3 pin, 2 pin of serial communication interface (19) behind series resistor R26, the R25 respectively; 2 pin of said serial communication interface (19), 3 pin are connected in series ground connection behind capacitor C 27, the C28 respectively, and the other end of said resistance R 28 successively and connect ground connection behind 5 pin, 10 pin, 11 pin of 5 pin, the serial communication interface (19) of RS485 communication chip (18).
8. a kind of device of monitoring transmission line of electricity key position temperature according to claim 2; It is characterized in that: the circuit structure of said power circuit is: the positive pole of battery BT1 links to each other with 1 pin of switching regulator (20) after being connected in series switch S 2 and diode D1 successively; 1 pin of said switching regulator (20) links to each other with an end of capacitor C 13; Link to each other with the end of variable resistor R11 behind 4 pin of switching regulator (20) and the end of connecting resistance R14,2 pin of switching regulator (20) and connect the negative pole of voltage stabilizing diode D2 after link to each other with an end a3 of inductance L 4; The other end a4 of said inductance L 4 is+the 4.2V power port, the port a4 of inductance L 4 and connect the end of an end, capacitor C 15 of positive pole, the capacitor C 14 of capacitor C 16 after link to each other with the other end of resistance R 14;
The other end of said capacitor C 13 successively and connect ground connection behind the other end of the other end and variable resistor R11 of the other end, capacitor C 15 of negative pole, the capacitor C 14 of positive pole, the capacitor C 16 of 3 pin, 5 pin, the voltage stabilizing diode D2 of switching regulator (20);
One end of resistance R 23 and connect 1 pin of positive pole and first three terminal regulator (21) of capacitor C 18 after with switch S 2 and diode D1 between line link to each other, the other end of said resistance R 23 links to each other with the positive pole of diode D3; 3 pin of said first three terminal regulator (21) are+the 5V power port; 3 pin of first three terminal regulator (21) and the anodal back that connects positive pole and the capacitor C 20 of capacitor C 19 link to each other with 1 pin of second three terminal regulator (22), and 3 pin of said second three terminal regulator (22) are+the 3.3V power port; 3 pin of second three terminal regulator (22) and the anodal back that connects capacitor C 21 link to each other with the positive pole of capacitor C 22;
The negative pole of said battery BT1 successively and connect ground connection behind the negative pole of negative pole and capacitor C 22 of 2 pin, capacitor C 21 of negative pole, second three terminal regulator (22) of negative pole, the capacitor C 20 of 2 pin, the capacitor C 19 of negative pole, first three terminal regulator (21) of negative pole, the capacitor C 18 of diode D3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201110370936XA CN102507016A (en) | 2011-11-21 | 2011-11-21 | Device for monitoring temperature of key part of power transmission line |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110370936XA CN102507016A (en) | 2011-11-21 | 2011-11-21 | Device for monitoring temperature of key part of power transmission line |
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| CN102507016A true CN102507016A (en) | 2012-06-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110370936XA Pending CN102507016A (en) | 2011-11-21 | 2011-11-21 | Device for monitoring temperature of key part of power transmission line |
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| CN102522893A (en) * | 2011-12-15 | 2012-06-27 | 杨长存 | Novel power supply circuit |
| CN104298279A (en) * | 2014-10-23 | 2015-01-21 | 国家电网公司 | Transformer substation intelligent remote temperature control system based on infrared identification and passive sensing technology |
| CN105352607A (en) * | 2015-12-07 | 2016-02-24 | 浪潮集团有限公司 | Power system infrared temperature measurement and automatic power failure apparatus based on STM32 single-chip microcomputer |
| CN105444814A (en) * | 2015-12-29 | 2016-03-30 | 安徽海兴泰瑞智能科技有限公司 | Power transmission line on-line monitoring system |
| CN112268626A (en) * | 2020-10-16 | 2021-01-26 | 沈阳英特电气科技有限公司 | Switch cabinet temperature rise fault monitoring system |
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| CN102522893A (en) * | 2011-12-15 | 2012-06-27 | 杨长存 | Novel power supply circuit |
| CN104298279A (en) * | 2014-10-23 | 2015-01-21 | 国家电网公司 | Transformer substation intelligent remote temperature control system based on infrared identification and passive sensing technology |
| CN105352607A (en) * | 2015-12-07 | 2016-02-24 | 浪潮集团有限公司 | Power system infrared temperature measurement and automatic power failure apparatus based on STM32 single-chip microcomputer |
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Owner name: STATE GRID CORPORATION OF CHINA Effective date: 20121225 |
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Effective date of registration: 20121225 Address after: 037000 Shanxi province Datong Yingbin Road No. 61 Applicant after: Datong Power Supply Branch, Shanxi Electric Power Co., Ltd. Applicant after: State Grid Corporation of China Address before: 037000 Shanxi province Datong Yingbin Road No. 61 Applicant before: Datong Power Supply Branch, Shanxi Electric Power Co., Ltd. |
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Application publication date: 20120620 |