CN204575199U - A kind of on-line detecting system of transformer station's infrared thermography technology of topology Network Based - Google Patents
A kind of on-line detecting system of transformer station's infrared thermography technology of topology Network Based Download PDFInfo
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- CN204575199U CN204575199U CN201520278280.2U CN201520278280U CN204575199U CN 204575199 U CN204575199 U CN 204575199U CN 201520278280 U CN201520278280 U CN 201520278280U CN 204575199 U CN204575199 U CN 204575199U
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Abstract
A kind of on-line detecting system of transformer station's infrared thermography technology of topology Network Based, it comprises main control chip, the bidirectional interface of main control chip is connected with camera, infrared thermometry device, networked devices, Temperature Humidity Sensor, and the delivery outlet of main control chip is connected with laser pointing device; Main control chip is flush bonding processor, and flush bonding processor is connected with infrared thermometry device by serial ports, and networked devices comprises the router containing TCP/IP procotol; Main control chip is the flush bonding processor of STM32 series, and flush bonding processor is connected with infrared thermometry device by protocol chip.The utility model not only has at a distance, the feature of not contact thermography, but also have do not need sampling, need not disintegrate, fast also simultaneously, intuitively, effective malfunction monitoring can be carried out to electrical equipment, realize the advantage that all power equipments are well diagnosed.
Description
Technical field
The utility model belongs to electronic circuit apparatus field, particularly relates to a kind of on-line detecting system of transformer station's infrared thermography technology of topology Network Based.
Background technology
Infrared temperature-test technology is to the technology that power equipment detects in electric system, not only simply, and fast, is widely used in the daily tour and maintenance of transformer station.Any one object in this world all can launch infrared energy, and this energy is that human eye can not be seen, the intensity of infrared energy strengthens along with the rising of object temperature.What our infrared measurement of temperature mentioned here took full advantage of power equipment just heats effect, by receiving the infrared energy that power equipment gives off, measures the surface temperature of power equipment.Infrared temperature-test technology, compared with traditional thermometry, has following feature.First, infrared temperature-test technology does not need the power failure of electric system, just can measure the running status of power equipment in the process that electric system normally runs, and ensures the safe operation of power equipment.Secondly, the applause of equipment can not only be existed situation by infrared temperature-test technology to be reflected qualitatively, and can carry out quantitative reflection to the order of severity of equipment failure.Infrared diagnosis technology can carry out early stage fault diagnosis to the power equipment in electric system, by doing corresponding prediction to the diagnosis of fault, and then promote that the prophylactic tria of electrical equipment develops into the precognition repair based on condition of component of equipment, this positive adaptation developing direction of electric power enterprise, has complied with the development trend of electric system.
The thermometry that has main at present has three classes: 1, infrared thermoviewer; 2, the infrared thermometer of single point; 3, contact temperature-measuring.
By the surface temperature that infrared thermoviewer thermometric is by infrared thermography inspected object, and form graphic picture, infrared thermography has the dual-use function of qualitative imaging and quantitative measurment, and has higher spatial resolution and temperature resolution, can distinguish the very little temperature difference.Real-time heat picture can clearly be presented on screen, provides condition for setting up thermographic image data storehouse, achieves and integrates image acquisition, storage, the function analyzed.And it can detect large-area equipment fast.By professional, analysis software is coordinated to heat picture, can find power equipment operation exception situation and fault.The unique at present deficiency of infrared thermography is exactly cost intensive, is difficult in transformer station, install multiple stage imager and carries out detecting without dead angle to all devices.
Single point infrared thermometer, this thermal detector, measure fairly simple, price is low, is exactly to measure the test point of alignment lens, just can the temperature value of read test point.Detecting distance is probably at 20m and so on, and resolution too far away cannot reach, and the temperature value of test point also has deviation.
Mainly adopt the likes such as thermistor to measure contact object temperature by the surface temperature of contact temperature-measuring inspected object, use simple.But for the rugged surroundings of strong-electromagnetic field inside transformer station, use the measurement of contact meeting relatively dangerous.
Utility model content
Technical problem to be solved in the utility model is for above-mentioned the deficiencies in the prior art, and the on-line detecting system of transformer station's infrared thermography technology of the topology a kind of Network Based provided, it not only has at a distance, the feature of not contact thermography, but also have do not need sampling, need not disintegrate, fast also, directly perceived simultaneously, effective malfunction monitoring can be carried out to electrical equipment, realize the advantage that all power equipments are well diagnosed.
The object of utility model is achieved in that
A kind of on-line detecting system of transformer station's infrared thermography technology of topology Network Based, it comprises main control chip, the bidirectional interface of main control chip is connected with camera, infrared thermometry device, networked devices, Temperature Humidity Sensor, and the delivery outlet of main control chip is connected with laser pointing device; Main control chip is flush bonding processor, and flush bonding processor is connected with infrared thermometry device by serial ports, and networked devices comprises the router containing TCP/IP procotol; Main control chip is the flush bonding processor of STM32 series, and flush bonding processor is connected with infrared thermometry device by protocol chip.
Wherein, the concrete model of flush bonding processor is STM32F407VGT6, and the peripheral circuit of flush bonding processor comprises crystal oscillator Y3, Y4 toggle switch S1 to S8, resistance R57 to R64, electric capacity C59 to C74, inductance L 3, button cell BT1; Crystal oscillator Y3, resistance R58, electric capacity C61, C63 form clock circuit to processor; Crystal oscillator Y4, resistance R59, electric capacity C70, C71 form another clock circuit clocking to flush bonding processor; Button cell BT1 receives No. 6 pins of flush bonding processor; Resistance R61, electric capacity C27 form reset circuit, are connected on 14 pins of flush bonding processor; Electric capacity C64 to C69 is used for 3.3V power filter; Inductance L 3, resistance R57, electric capacity C59, C60, C62 form the buffer circuit of analog power and digital power.
Wherein, the concrete model of flush bonding processor is STM32F407VGT6, infrared temperature measurement apparatus comprises the infrared temperature measurement device that model is PT20, the model of protocol chip is MAX485CPA, protocol chip is connected with flush bonding processor by USART protocol port and is passed through 485 protocol ports and is connected with infrared thermometry device, flush bonding processor PD9, the pin of PD8 receives No. 1 and No. 4 pins of protocol conversion chip MAX485CPA, for carrying out message exchange transmission with MAX485CPA, the PD10 of flush bonding processor receives No. 2 and No. 3 pins of MAX485CPA, whether enable MAX485CPA is in this pin control, resistance R7 is the pull down resistor of PD10 enable pin, R4, R5 is used to the impedance of raising 485 signal wire, avoid wave reflection occurs, the anti-stop signal of both positive and negative polarity that diode D8 anode and negative electrode are connected respectively to 485 signal wires impacts, resistance R3 is the pull-up resistor of 485 positive pole circuits, R6 is the pull down resistor of 485 signal wires, it is 3.3V that diode D6 makes for restriction 485 positive signal line higher limit, and it is 0V that diode D7 makes for restriction 485 negative signal line lower limit, C11 is 3.3V power filtering capacitor, No. 6 of MAX485CPA and No. 7 pins are connected to No. 2 and No. 7 pins of aciculiform interface CN1, and No. 3 of aciculiform interface CN1 and No. 9 pins receive 5V voltage, and No. 8 pins receive GND.
Wherein, flush bonding processor is connected with camera, camera comprises the imageing sensor that model is OV2640, and 3 to No. 16 pins of imageing sensor are connected with PB8, PB9, PB7, PA4, PA6, PD12, PE6, PE5, PB6, PE4, PE1, PE0, PC7, PC6 pin of flush bonding processor.
Wherein, flush bonding processor is connected with laser pointing device, laser pointing device comprises laser head, resistance R2, electric capacity C8, triode Q1, diode D5 and K1 that model is OX-R301, resistance R2, triode Q1 form an emitter-base bandgap grading driving circuit, for driving relay K 1, thus control laser head; The PE3 pin of flush bonding processor is connected with the base stage of Q1.
Wherein, flush bonding processor and model are that the Temperature Humidity Sensor of sht11 is connected, No. 1 of Temperature Humidity Sensor and No. 4 pins connect GND and 5V voltage respectively, No. 2 pins of Temperature Humidity Sensor are connected with the PE13 pin of flush bonding processor, No. 3 of Temperature Humidity Sensor are connected with the PE12 pin of Temperature Humidity Sensor, and R1 is the pull-up resistor of DATA pin; DATA is used for carrying out exchanges data with single-chip microcomputer, and CLK is used for keeping clock synchronous with monolithic, just humiture information can be uploaded to STM32 processor by digital signal.
Further, it also comprises cradle head control mechanism, and cradle head control mechanism comprises The Cloud Terrace, and The Cloud Terrace is connected with vertical stepper motor and horizontal stepper motor.
Stepper motor is connected with stepper motor driver chip, stepper motor driver chip and peripheral circuit thereof comprise optocoupler that 3 models are 6N317, model is TB6560AHQ stepper motor driver chip, resistance R65 to R77, electric capacity C75 to C85,3 multiturn potentiometer 3590S and toggle switch S2; No. 3, No. 21, No. 4 pins of stepper motor driver chip are connected with PB14, PE9, PE8 pin of flush bonding processor respectively by optocoupler; No. 16, No. 13, No. 12, No. 9 pins of stepper motor driver chip are connected with four control lines of stepper motor respectively; No. 1 of stepper motor driver chip and No. 2 pins are that stepper motor moment of torsion arranges end, and No. 20 pins of stepper motor driver chip are chip power supply pin, receive 5V voltage, and electric capacity C75 is 5V voltage filter electric capacity; No. 8, stepper motor driver chip and No. 18 are driving stepper motor electrical current pin, and receive 24V voltage, electric capacity C77, C78 are the filtering capacitance of voltage regulation of 24V power supply; No. 6 pins of stepper motor driver chip are the earth terminal of input chip; 17 and No. 19 pin chip status output terminals of stepper motor driver chip, multiturn potentiometer is received on P5, P6 respectively, and each multiturn potentiometer controls a stepper motor.
Adopt said structure, the utility model has the following advantages:
1, adopt camera and single point infrared thermometer to combine, form an independently detecting unit, while thermometric, equipment is taken pictures, the temperature value of test point on the power equipment allowing user know detection;
2, single detecting unit can adjust measurement point by The Cloud Terrace, and single detecting unit upper and lower, 180 degree, left and right scope can arrange test point again, and area coverage is wide;
3, multiple independently detecting unit is combined into a network by ICP/IP protocol, all visual plants in transformer station are made to realize detecting without dead angle, by processing the macro-data of whole transformer station, user of service can be helped better to analyze the ruuning situation of power equipment;
4, infrared thermography more saves hardware cost relatively, more meets transformer station and uses.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail:
Fig. 1 is structured flowchart of the present utility model;
Fig. 2 is main control chip and peripheral circuit diagram thereof in the utility model;
Fig. 3 is the circuit diagram of infrared temperature measurement apparatus in the utility model;
The circuit diagram of Fig. 4 laser pointing device;
Fig. 5 is the circuit diagram of camera in the utility model;
Fig. 6 is the circuit diagram of Temperature Humidity Sensor in the utility model;
Fig. 7 is the circuit diagram of stepper motor driver chip in the utility model;
Fig. 8 is SD card memory circuit in the utility model;
Fig. 9 is Ethernet transmission circuit in the utility model;
Figure 10 is multi-stage power source translation circuit in the utility model.
Embodiment
The on-line detecting system of transformer station's infrared thermography technology of topology Network Based as shown in Figure 1, it comprises main control chip 1, the bidirectional interface of main control chip 1 is connected with camera 1, infrared thermometry device 2, networked devices, Temperature Humidity Sensor 4, and the delivery outlet of main control chip 1 is connected with laser pointing device 5.
Wherein, main control chip 1 is flush bonding processor, and flush bonding processor is connected with infrared thermometry device 2 by serial ports 6, and networked devices comprises the router 7 containing TCP/IP procotol 3; Main control chip 1 is the flush bonding processor of STM32 series, and flush bonding processor is connected with infrared thermometry device 2 by protocol chip.
Concrete, the concrete model of flush bonding processor is STM32F407VGT6, and the peripheral circuit of flush bonding processor comprises crystal oscillator Y3, Y4 toggle switch S1 to S8, resistance R57 to R64, electric capacity C59 to C74, inductance L 3, button cell BT1; Crystal oscillator Y3, resistance R58, electric capacity C61, C63 form clock circuit to processor; Crystal oscillator Y4, resistance R59, electric capacity C70, C71 form another clock circuit clocking to flush bonding processor; Button cell BT1 receives No. 6 pins of flush bonding processor; Resistance R61, electric capacity C27 form reset circuit, are connected on 14 pins of flush bonding processor; Electric capacity C64 to C69 is used for 3.3V power filter; Inductance L 3, resistance R57, electric capacity C59, C60, C62 form the buffer circuit of analog power and digital power.
Concrete, the concrete model of flush bonding processor is STM32F407VGT6, infrared temperature measurement apparatus 2 comprises the infrared temperature measurement device that model is PT20, the model of protocol chip is MAX485CPA, protocol chip is connected with flush bonding processor by USART protocol port and is passed through 485 protocol ports and is connected with infrared thermometry device, flush bonding processor PD9, the pin of PD8 receives No. 1 and No. 4 pins of protocol conversion chip MAX485CPA, for carrying out message exchange transmission with MAX485CPA, the PD10 of flush bonding processor receives No. 2 and No. 3 pins of MAX485CPA, whether enable MAX485CPA is in this pin control, resistance R7 is the pull down resistor of PD10 enable pin, R4, R5 is used to the impedance of raising 485 signal wire, avoid wave reflection occurs, the anti-stop signal of both positive and negative polarity that diode D8 anode and negative electrode are connected respectively to 485 signal wires impacts, resistance R3 is the pull-up resistor of 485 positive pole circuits, R6 is the pull down resistor of 485 signal wires, it is 3.3V that diode D6 makes for restriction 485 positive signal line higher limit, and it is 0V that diode D7 makes for restriction 485 negative signal line lower limit, C11 is 3.3V power filtering capacitor, No. 6 of MAX485CPA and No. 7 pins are connected to No. 2 and No. 7 pins of aciculiform interface CN1, and No. 3 of aciculiform interface CN1 and No. 9 pins receive 5V voltage, and No. 8 pins receive GND.
Concrete, flush bonding processor is connected with camera 1, camera 1 comprises the imageing sensor that model is OV2640, and 3 to No. 16 pins of imageing sensor are connected with PB8, PB9, PB7, PA4, PA6, PD12, PE6, PE5, PB6, PE4, PE1, PE0, PC7, PC6 pin of flush bonding processor.
Concrete, flush bonding processor is connected with laser pointing device 5, laser pointing device 5 comprises laser head, resistance R2, electric capacity C8, triode Q1, diode D5 and K1 that model is OX-R301, resistance R2, triode Q1 form an emitter-base bandgap grading driving circuit, for driving relay K 1, thus control laser head; The PE3 pin of flush bonding processor is connected with the base stage of Q1.
Concrete, flush bonding processor and model are that the Temperature Humidity Sensor 4 of sht11 is connected, No. 1 of Temperature Humidity Sensor and No. 4 pins connect GND and 5V voltage respectively, No. 2 pins of Temperature Humidity Sensor are connected with the PE13 pin of flush bonding processor, No. 3 of Temperature Humidity Sensor are connected with the PE12 pin of Temperature Humidity Sensor, and R1 is the pull-up resistor of DATA pin; DATA is used for carrying out exchanges data with single-chip microcomputer, and CLK is used for keeping clock synchronous with monolithic, just humiture information can be uploaded to STM32 processor by digital signal.
Further, it also comprises cradle head control mechanism, and cradle head control mechanism comprises The Cloud Terrace, and The Cloud Terrace is connected with vertical stepper motor and horizontal stepper motor.
Concrete, stepper motor is connected with stepper motor driver chip, stepper motor driver chip and peripheral circuit thereof comprise optocoupler that 3 models are 6N317, model is TB6560AHQ stepper motor driver chip, resistance R65 to R77, electric capacity C75 to C85,3 multiturn potentiometer 3590S and toggle switch S2; No. 3, No. 21, No. 4 pins of stepper motor driver chip are connected with PB14, PE9, PE8 pin of flush bonding processor respectively by optocoupler; No. 16, No. 13, No. 12, No. 9 pins of stepper motor driver chip are connected with four control lines of stepper motor respectively, flush bonding processor is by PE14 clocking, again by the rotation step number of stepper motor driver chip control step motor, turned clockwise and counterclockwise rotation by PE9 control step motor, enable by PE8 control step motor; The optocoupler of the control input end of motor drive ic is used to the electrical connection between isolation motor and flush bonding processor, and the Electromagnetic Wave in minimizing electric machine rotation process is to the interference of flush bonding processor; The effect of diode D11 to the D18 on 4 stepper motors output drive wires of stepper motor driver chip is the dash current on erasure signal line, prevents dash current from impacting electric machine rotation; No. 1 of stepper motor driver chip and No. 2 pins are that stepper motor moment of torsion arranges end, and No. 20 pins of stepper motor driver chip are chip power supply pin, receive 5V voltage, and electric capacity C75 is 5V voltage filter electric capacity; No. 8, stepper motor driver chip and No. 18 are driving stepper motor electrical current pin, and receive 24V voltage, electric capacity C77, C78 are the filtering capacitance of voltage regulation of 24V power supply; No. 6 pins of stepper motor driver chip are the earth terminal of input chip; 17, No. 19 pin chip status output terminals of stepper motor driver chip, No. 17 contact resistance R67, pilot lamp D9 to 5V, No. 19 are connected to resistance R68, LED D10 to 5V, by connecting LED light, can see that whether the running status of stepping motor control circuit is normal intuitively.Multiturn potentiometer is received on P5, P6 respectively, each multiturn potentiometer controls a motor, pass through rotational potentiometer, change output voltage, output voltage passes to PB0, PB1 pin of STM32, after then STM32 gathers voltage by AD, calculates the step number of rotation, then control step motor rotates to and formulates position, and multi-turn point position device is an auxiliary control as stepper motor.
In addition, described flush bonding processor is also connected with SD memory circuit, Ethernet transmission circuit, multi-stage power source translation circuit.
Wherein, SD memory circuit major function is for storing temperature, graph data, IP address, test point The Cloud Terrace X, Y-coordinate angle value, it by model be the draw-in groove of PJS008-2000, resistance R14, R15, R16, R17, R18, R19, R20, R21 form, 1,2,3,5,7,8, No. 9 pin of draw-in groove is connected with PC10, PC11, PD2, PC12, PC8, PC9, PC13 pin of embedded control chip respectively, and resistance R14, R15, R16, R17, R18, R19, R21 are respectively the pull-up resistor of these 6 data lines; 4, No. 6 pins of draw-in groove are connected to 3.3V and GND.
The function of Ethernet transmission circuit is that image, temperature data are sent to router by TCP/IP form, then are uploaded on computer by router.Ethernet transmission chip adopts model to be DP83848C ethernet physical layer transmission chip, this chip is a kind of 10/100Mbit/s single channel Physical layer ethernet transceiver device, support the ethernet communication of 10/100M, also support MII and RMI interface modes simultaneously, integrated level is high, has the performance such as global function, low-power consumption.This circuit is by Ethernet chip DP83848C, clock chip SM7745HEV, network interface J0011D21B, exclusion RS3 to RS6, resistance R27 to R37, R78, R79, electric capacity C16, C17, C20 to C26 composition, 2,3,4,43,44,41,39 of chip DP83848C is data-interface, be connected with flush bonding processor, its pins corresponding relation can be shown in figure, the 31(MDC of chip DP83848C), 30(MDIO) number pin is Serial Management Port, be connected with PC1, PA2 of embedded chip, for synchronous clock.The 29(RESET_IN of chip DP83848C), 7(PWR_DOWN/INT) number pin is for resetting and power-off port, it is connected with PD11, PD0 of STM32, and STM32 passes through these two ports just can the reset of net control and closedown.The 34(X1 of chip DP83848C) pin is input end of clock, port is connected to the 3(OUT of an external clock source chip SM7745HEV as shown in the figure) number output port, this clock chip is connected to PA1, PA8 clock pins of STM32 processor simultaneously, and this formula chips can produce the clock signal of 25MHz.24,37,18,23 pins of chip DP83848C are special connection pin, and No. 24 are passed through resistance R37 ground connection, and 37,18,23 by these three Capacitance parallel connections of electric capacity C21, C22, C23() receive ground.19,15,47,35,36 pins of chip DP83848C are chip analog signal earth terminal, numerical signal earth terminal, chip I/O earth terminal, all directly ground connection.22,48,32 of chip DP83848C is chip simulation, digital signal power source supply end, receives 3.3V.The 26(LED_ACT of chip DP83848C), 27 (LED_SPEED), 28 (LED_LINK) pin be LED interface in network interface J0011D21B, when being transmitted by data, control LED flicker (its type of attachment is shown in figure), wherein RS6 is the pull-up resistor of LED control line, and resistance R28, R29 are LED current-limiting resistor voltage divider.The 13(RD-of chip DP83848C), 14(RD+), 16 (TD-), 17 (TD+) they are TCP/IP Ethernet data interface, it is connected to the 6(RD-of network interface J0011D21B), 5(RD+), 2 (TD-), 1 (TD+) number pin, wherein exclusion RS3 is data line pull-up resistor.Finally netting twine is inserted network interface J0011D21B, just can realize STM32 data and network data exchanges.
The major function of multi-stage power source translation circuit is 3 kinds of voltages in order to produce 24V, 5V, 3.3V, adapts to the demand of the multiple voltage source of native system.This circuit can be decomposed into 3 little circuit: 24V filtering circuit, 5V voltage DC translation circuit, 3.3V voltage conversion circuit.
24V filtering circuit is by filtering chip BNX002-01, and electric capacity C1, diode D2, D4 form.The input rated voltage of this circuit is 24V, and output voltage is 24V, and when input voltage fluctuates within the specific limits, filtering chip can pass through inter-process regulated output voltage.By 2,4,5, No. 6 direct ground connection of pin of BNX002-01 known in figure, No. 1 pin is voltage input pin, is connected to 24V power supply, and No. 3 pins are voltage output pin, and it is connected in 5V voltage DC translation circuit.In circuit, electric capacity C1 is power supply filtering capacitance of voltage regulation.Diode D2, D4 are power protection diode.
5V voltage DC translation circuit converts chip LM2575D2T by DC/DC, and electric capacity C2, C3, C4, diode D3, inductance L 1 forms.This circuit input rated voltage is 24V, and output rated voltage is 5V.This figure circuit is a typical chopper circuit, 3,5, No. 6 direct ground connection of pin of LM2575D2T, VIN is 24V voltage input pin, No. 2 pins are PWM output terminal, and it produces 5V voltage by inductance L 1, electric capacity C4, diode D3, and No. 4 pins are Voltage Feedback pin, it is connected to 5V output terminal, by this feedback pin, chip LM2575D2T-3.3 can regulation output PWM frequency and dutycycle, thus maintains the stable of 5V voltage.Electric capacity C2, C3 are input voltage filter circuit of pressure-stabilizing.
3.3V voltage conversion circuit is by voltage transformation chip LD1086D2M33, and electric capacity C5, C6, C7 form.This circuit input rated voltage is 5V, and output rated voltage is No. 3 pins of 3.3V, LD1086D2M33 is voltage input pin, and No. 2 pins are voltage output pin, No. 1 pin is ground.C5 is the filtering capacitance of voltage regulation of input end, and C6, C7 are the filtering capacitance of voltage regulation of output terminal.
Adopt said structure, first camera and single point infrared thermometer combine, and form an independently detecting unit, while thermometric, take pictures to equipment, the temperature value of test point on the power equipment allowing user know detection; And single detecting unit can adjust measurement point by The Cloud Terrace, single detecting unit upper and lower, 180 degree, left and right scope can arrange test point again, and area coverage is wide; And multiple independently detecting unit is combined into a network by ICP/IP protocol, all visual plants in transformer station are made to realize detecting without dead angle, by processing the macro-data of whole transformer station, user of service can be helped better to analyze the ruuning situation of power equipment; Infrared thermography more saves hardware cost relatively simultaneously, more meets transformer station and uses.
Claims (10)
1. the on-line detecting system of transformer station's infrared thermography technology of a topology Network Based, it is characterized in that: it comprises main control chip (1), the bidirectional interface of main control chip (1) is connected with camera (8), infrared thermometry device (2), networked devices, Temperature Humidity Sensor (4), and the delivery outlet of main control chip (1) is connected with laser pointing device (5).
2. the on-line detecting system of transformer station's infrared thermography technology of topology Network Based according to claim 1, it is characterized in that: described main control chip (1) is flush bonding processor, flush bonding processor is connected with infrared thermometry device (2) by serial ports (6), and networked devices comprises the router (7) containing TCP/IP procotol.
3. the on-line detecting system of transformer station's infrared thermography technology of topology Network Based according to claim 2, it is characterized in that: the flush bonding processor that described main control chip (1) is STM32 series, flush bonding processor is connected with infrared thermometry device (2) by protocol chip.
4. the on-line detecting system of transformer station's infrared thermography technology of topology Network Based according to claim 2, it is characterized in that: the concrete model of described flush bonding processor is STM32F407VGT6, the peripheral circuit of flush bonding processor comprises crystal oscillator Y3, Y4 toggle switch S1 to S8, resistance R57 to R64, electric capacity C59 to C74, inductance L 3, button cell BT1; Crystal oscillator Y3, resistance R58, electric capacity C61, C63 form clock circuit to processor; Crystal oscillator Y4, resistance R59, electric capacity C70, C71 form another clock circuit clocking to flush bonding processor; Button cell BT1 receives No. 6 pins of flush bonding processor; Resistance R61, electric capacity C27 form reset circuit, are connected on 14 pins of flush bonding processor; Electric capacity C64 to C69 is used for 3.3V power filter; Inductance L 3, resistance R57, electric capacity C59, C60, C62 form the buffer circuit of analog power and digital power.
5. the on-line detecting system of transformer station's infrared thermography technology of topology Network Based according to claim 2, it is characterized in that: the concrete model of described flush bonding processor is STM32F407VGT6, infrared temperature measurement apparatus (2) comprises the infrared temperature measurement device that model is PT20, the model of protocol chip is MAX485CPA, protocol chip is connected with flush bonding processor by USART protocol port and is passed through 485 protocol ports and is connected with infrared thermometry device, flush bonding processor PD9, the pin of PD8 receives No. 1 and No. 4 pins of protocol conversion chip MAX485CPA, for carrying out message exchange transmission with MAX485CPA, the PD10 of flush bonding processor receives No. 2 and No. 3 pins of MAX485CPA, whether enable MAX485CPA is in this pin control, resistance R7 is the pull down resistor of PD10 enable pin, R4, R5 is used to the impedance of raising 485 signal wire, avoid wave reflection occurs, the anti-stop signal of both positive and negative polarity that diode D8 anode and negative electrode are connected respectively to 485 signal wires impacts, resistance R3 is the pull-up resistor of 485 positive pole circuits, R6 is the pull down resistor of 485 signal wires, it is 3.3V that diode D6 makes for restriction 485 positive signal line higher limit, and it is 0V that diode D7 makes for restriction 485 negative signal line lower limit, C11 is 3.3V power filtering capacitor, No. 6 of MAX485CPA and No. 7 pins are connected to No. 2 and No. 7 pins of aciculiform interface CN1, and No. 3 of aciculiform interface CN1 and No. 9 pins receive 5V voltage, and No. 8 pins receive GND.
6. the on-line detecting system of transformer station's infrared thermography technology of topology Network Based according to claim 2, it is characterized in that: described flush bonding processor is connected with camera (8), camera (8) comprises the imageing sensor that model is OV2640, and 3 to No. 16 pins of imageing sensor are connected with PB8, PB9, PB7, PA4, PA6, PD12, PE6, PE5, PB6, PE4, PE1, PE0, PC7, PC6 pin of flush bonding processor.
7. the on-line detecting system of transformer station's infrared thermography technology of topology Network Based according to claim 2, it is characterized in that: described flush bonding processor is connected with laser pointing device (5), laser pointing device (5) comprises laser head, resistance R2, electric capacity C8, triode Q1, diode D5 and K1 that model is OX-R301, resistance R2, triode Q1 form an emitter-base bandgap grading driving circuit, for driving relay K 1, thus control laser head; The PE3 pin of flush bonding processor is connected with the base stage of Q1.
8. the on-line detecting system of transformer station's infrared thermography technology of topology Network Based according to claim 2, it is characterized in that: described flush bonding processor and model are that the Temperature Humidity Sensor (4) of sht11 is connected, No. 1 of Temperature Humidity Sensor and No. 4 pins connect GND and 5V voltage respectively, No. 2 pins of Temperature Humidity Sensor are connected with the PE13 pin of flush bonding processor, No. 3 of Temperature Humidity Sensor are connected with the PE12 pin of Temperature Humidity Sensor, and R1 is the pull-up resistor of DATA pin; DATA is used for carrying out exchanges data with single-chip microcomputer, and CLK is used for keeping clock synchronous with monolithic, just humiture information can be uploaded to STM32 processor by digital signal.
9. the on-line detecting system of transformer station's infrared thermography technology of topology Network Based according to claim 1, it is characterized in that: it also comprises cradle head control mechanism, cradle head control mechanism comprises The Cloud Terrace, and The Cloud Terrace is connected with vertical stepper motor and horizontal stepper motor.
10. the on-line detecting system of transformer station's infrared thermography technology of topology Network Based according to claim 9, it is characterized in that: described stepper motor is connected with stepper motor driver chip, stepper motor driver chip and peripheral circuit thereof comprise optocoupler that 3 models are 6N317, model is TB6560AHQ stepper motor driver chip, resistance R65 to R77, electric capacity C75 to C85,3 multiturn potentiometer 3590S and toggle switch S2; No. 3, No. 21, No. 4 pins of stepper motor driver chip are connected with PB14, PE9, PE8 pin of flush bonding processor respectively by optocoupler; No. 16, No. 13, No. 12, No. 9 pins of stepper motor driver chip are connected with four control lines of stepper motor respectively; No. 1 of stepper motor driver chip and No. 2 pins are that stepper motor moment of torsion arranges end, and No. 20 pins of stepper motor driver chip are chip power supply pin, receive 5V voltage, and electric capacity C75 is 5V voltage filter electric capacity; No. 8, stepper motor driver chip and No. 18 are driving stepper motor electrical current pin, and receive 24V voltage, electric capacity C77, C78 are the filtering capacitance of voltage regulation of 24V power supply; No. 6 pins of stepper motor driver chip are the earth terminal of input chip; 17 and No. 19 pin chip status output terminals of stepper motor driver chip, multiturn potentiometer is received on P5, P6 respectively, and each multiturn potentiometer controls a stepper motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105599298A (en) * | 2015-12-31 | 2016-05-25 | 哈尔滨工业大学 | 3D printing head mechanism control system for multi-freedom-degree 3D printing robot and control method of system |
| CN107833204A (en) * | 2017-10-23 | 2018-03-23 | 国网辽宁省电力有限公司营口供电公司 | A kind of visible detection method of the substation equipment infrared image based on topology matching |
| CN109309600A (en) * | 2018-09-29 | 2019-02-05 | 广东电网有限责任公司 | A kind of detection device and its method for substation network communication failure |
-
2015
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105599298A (en) * | 2015-12-31 | 2016-05-25 | 哈尔滨工业大学 | 3D printing head mechanism control system for multi-freedom-degree 3D printing robot and control method of system |
| CN105599298B (en) * | 2015-12-31 | 2017-11-17 | 哈尔滨工业大学 | It is a kind of towards the 3D printing head mechanism control system of multiple degrees of freedom 3D printing robot and the control method of the system |
| CN107833204A (en) * | 2017-10-23 | 2018-03-23 | 国网辽宁省电力有限公司营口供电公司 | A kind of visible detection method of the substation equipment infrared image based on topology matching |
| CN107833204B (en) * | 2017-10-23 | 2021-06-01 | 国网辽宁省电力有限公司营口供电公司 | Visual detection method of infrared image of substation equipment based on topology matching |
| CN109309600A (en) * | 2018-09-29 | 2019-02-05 | 广东电网有限责任公司 | A kind of detection device and its method for substation network communication failure |
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