Embodiment
A kind of transformer intelligent simulation system of the present invention, comprises host computer, communication conversion and control module, wireless data transceiver module, fault simulator, programmable power supply module, p-wire Intelligent Measurement module, testing tool module and power module; Described host computer is connected with communication conversion and control module, wireless data transceiver module respectively, by host computer command to communication conversion and control module and wireless data transceiver module, meanwhile, host computer receives the signal of communication conversion and control module and wireless data transceiver module passback; Communication conversion and control module is connected between two with fault simulator, programmable power supply module, communication conversion and control module controls the duty of fault simulator, programmable power supply module, meanwhile, the data that communication conversion and control module receives fault simulator, programmable power supply module is uploaded; Wireless data transceiver module is connected between two with p-wire Intelligent Measurement module, testing tool module, wherein can carry out data transmission between the two arbitrarily; Power module is connected with other module, for it provides power supply.
Described communication conversion and control module comprises communication module, control module and FPGA module, and communication module is link control module and FPGA module successively, and communication module is transferred to control module by after host computer instruction transformation, and control module controls the output of FPGA module.
Described wireless data transceiver module, p-wire Intelligent Measurement module and testing tool module all comprise control module, A/D modular converter, zigbee module, and control module is connected with A/D modular converter, zigbee module respectively.
Described fault simulator comprises fault simulation communication module, main control module, FCM fault control module and fault simulation module; Fault simulation communication module connects main control module, FCM fault control module and fault simulation module successively, and fault simulation communication module is by Signal transmissions to main control module, and main control module controls the switching of fault simulation module by FCM fault control module.
Described fault simulation module comprises transformer insulated test simulation module, direct current resistance test simulation module, volume test analog module, no-load voltage ratio test simulation module and position of tapping switch detection module.
Described direct current resistance test simulation module comprises the first resistance R1, second resistance R2, 3rd resistance R3, 4th resistance R4, 5th resistance R5, 6th resistance R6, 7th resistance R7, 8th resistance R8, 9th resistance R9, tenth resistance R10, 11 resistance R11, 12 resistance R12, 13 resistance R13, 14 resistance R14, 15 resistance R15, 16 resistance R16, 17 resistance R17, 18 resistance R18, 19 resistance R19, 20 resistance R20, 21 resistance R21, 22 resistance R22, 23 resistance R23, 24 resistance R24, 25 resistance R25, 26 resistance R26, 27 resistance R27, 28 resistance R28, 29 resistance R29, 30 resistance R30, 31 resistance R31, 32 resistance R32, 33 resistance R33, 34 resistance R34, 35 resistance R35, 36 resistance R36, 37 resistance R37, 38 resistance R38, 39 resistance R39, 40 resistance R40, 41 resistance R41, 42 resistance R42, 43 resistance R43, 44 resistance R44, 45 resistance R45, 46 resistance R46, 47 resistance R47, 48 resistance R48, 49 resistance R49, 50 resistance R50, 51 resistance R51, 53 resistance R53, 54 resistance R54, 55 resistance R55, 57 resistance R57, 58 resistance R58, 59 resistance R59, first relay J 1, second relay J 2, 3rd relay J 3, 4th relay J 4, 5th relay J 5, 6th relay J 6, 7th relay J 7, 8th relay J 8, 9th relay J 9, tenth relay J 10, 11 relay J 11, 12 relay J 12, 13 relay J 13, 14 relay J 14, 15 relay J 15, 16 relay J 16, 17 relay J 17, 18 relay J 18, 19 relay J 19, 20 relay J 20, 21 relay J 21, 22 relay J 22, 23 relay J 23, 24 relay J 24, 25 relay J 25, 26 relay J 26, 27 relay J 27, 28 relay J 28, 29 relay J 29, 30 relay J 30, 31 relay J 31, 32 relay J 32, 33 relay J 33, 34 relay J 34, 35 relay J 35, 36 relay J 36, 37 relay J 37, 38 relay J 38, 39 relay J 39, 40 relay J 40, 41 relay J 41, 42 relay J 42, 43 relay J 43, 44 relay J 44, 45 relay J 45, 46 relay J 46, 47 relay J 47, 48 relay J 48, 49 relay J 49, 50 relay J 50, 51 relay J 51, 52 relay J 52, 53 relay J 53, 54 relay J 54, 55 relay J 55, 56 relay J 56, 57 relay J 57, 58 relay J 58, 59 relay J 59, 60 relay J 60, 61 relay J 61, first fuse FU1, second fuse FU2, 3rd fuse FU3, first slide rheostat RP1, second slide rheostat RP2 and the 3rd slide rheostat RP3, high-pressure side A phase is connected with one end of the 55 relay J 55, the other end of the 55 relay J 55 is connected with one end of the first fuse FU1, the other end of the first fuse FU1 is connected with one end of the first relay J 1, simultaneously, the other end of the first fuse FU1 respectively with the second relay J 2, 3rd relay J 3, 13 relay J 13, 14 relay J 14, 15 relay J 15, 16 relay J 16, 31 relay J 31, 32 relay J 32, 33 relay J 33, 46 relay J 46, 47 relay J 47, one end of 48 relay J 48 is connected, the other end of the first relay J 1 is connected with one end of the first resistance R1, the other end of the first resistance R1 is connected with one end of the second resistance R2, simultaneously, the other end of the first resistance R1 is connected with the other end of the second relay J 2, the other end of the second resistance R2 is connected with one end of the 3rd resistance R3, simultaneously, the other end of the second resistance R2 is connected with the other end of the 3rd relay J 3, one end of the other end the 4th resistance R4 of the 3rd resistance R3 is connected, simultaneously, the other end of the 3rd resistance R3 respectively with the tenth relay J 10, one end of 25 relay J 25 is connected, the other end of the 4th resistance R4 is connected with one end of the 5th resistance R5, simultaneously, the other end of the 4th resistance R4 is connected with the other end of the tenth relay J 10, the other end of the 14 relay J 14 is connected with one end of the 16 resistance R16, the other end of the 16 resistance R16 is connected with one end of the 17 resistance R17, simultaneously, the other end of the 16 resistance R16 is connected with the other end of the 13 relay J 13, the other end of the 17 resistance R17 is connected with one end of the 18 resistance R18, simultaneously, the other end of the 17 resistance R17 is connected with the other end of the 15 relay J 15, the other end of the 18 resistance R18 is connected with one end of the 19 resistance R19, the other end of the 18 resistance R18 is connected with the other end of the 16 relay J 16 simultaneously, the other end of the 19 resistance R19 is connected with one end of the 26 relay J 26, simultaneously, the other end of the 19 resistance R19 is connected with the other end of the 25 relay J 25, the other end of the 31 relay J 31 is connected with one end of the 28 resistance R28, the other end of the 28 resistance R28 is connected with one end of the 29 resistance R29, simultaneously, the other end of the 28 resistance R28 respectively with the other end of the 26 relay J 26, the other end of the 32 relay J 32 is connected, the other end of the 29 resistance R29 is connected with one end of the 30 resistance R30, simultaneously, the other end of the 29 resistance R29 respectively with the other end of the 33 relay J 33, one end of 40 relay J 40 is connected, the other end of the 30 resistance R30 is connected with one end of the 31 resistance R31, the other end of the 31 resistance R31 is connected with one end of the 32 resistance R32, the other end of the 32 resistance R32 is connected with one end of the 33 resistance R33, simultaneously, the other end of the 32 resistance R32 is connected with the other end of the 40 relay J 40, the other end of the 33 resistance R33 is connected with one end of the 34 resistance R34, simultaneously, the other end of the 33 resistance R33 is connected with the other end of the 5th resistance R5, the other end of the 46 relay J 46 is connected with one end of the 49 resistance R49, the other end of the 49 resistance R49 is connected with one end of the 50 resistance R50, simultaneously, the other end of the 49 resistance R49 is connected with the other end of the 47 relay J 47, the other end of the 50 resistance R50 is connected with one end of the 51 resistance R51, simultaneously, the other end of the 50 resistance R50 respectively with the other end of the 48 relay J 48, one end of 43 relay J 43 is connected, the other end of the 51 resistance R51 is connected with the other end of the 43 relay J 43, simultaneously, the other end of the 51 resistance R51 is connected with the other end of the 34 resistance R34, the circuit that high-pressure side B phase, C phase connect is identical with the circuit that A phase connects, and wherein, the other end of the 51 resistance R51 is connected with the other end of the 55 resistance R55, the other end of the 59 resistance R59 respectively, low-pressure side a phase is connected with one end of the 58 relay J 58, the other end of the 58 relay J 58 is connected with one end of the first slide rheostat RP1, low-pressure side b phase is connected with one end of the 59 relay J 59, the other end of the 59 relay J 59 is connected with one end of the second slide rheostat RP2, low-pressure side c phase is connected with one end of the 60 relay J 60, the other end of the 60 relay J 60 is connected with one end of the 3rd slide rheostat RP3, low-pressure side N phase is connected with one end of the 61 relay J 61, the other end of the 61 relay J 61 is respectively at the other end of the first slide rheostat RP1, the other end of the second slide rheostat RP2, the other end of the 3rd slide rheostat RP3 is connected.
Described volume test analog module comprises the 61 resistance R61, 62 resistance R62, 63 resistance R63, 64 resistance R64, 65 resistance R65, 66 resistance R66, 67 resistance R67, 68 resistance R68, 69 resistance R69, 70 resistance R70, 71 resistance R71, 72 resistance R72, 73 resistance R73, 74 resistance R74, 75 resistance R75, 76 resistance R76, 77 resistance R77, 78 resistance R78, 79 resistance R79, 80 resistance R80, 81 resistance R81, 62 relay J 62, 63 relay J 63, 64 relay J 64, 65 relay J 65, 66 relay J 66, 67 relay J 67, 68 relay J 68, 69 relay J 69, 70 relay J 70, 71 relay J 71, 72 relay J 72, 73 relay J 73, 74 relay J 74, 75 relay J 75, 76 relay J 76, 77 relay J 77, 78 relay J 78, 79 relay J 79, 80 relay J 80, 81 relay J 81, 82 relay J 82, 83 relay J 83, 84 relay J 84, 85 relay J 85, high-pressure side A phase is connected with one end of the 62 relay J 62, and high-pressure side B phase is connected with one end of the 63 relay J 63, and high-pressure side C phase is connected with one end of the 64 relay J 64, volume test analog module is provided with seven identical relay control module, relay control module comprises the 65 relay J the 65, the 66 relay J the 66, the 67 relay J the 67, the 61 resistance R61, the 62 resistance R62, the 63 resistance R63, wherein, one end of 65 relay J 65 is connected with one end of the 61 resistance R61, one end of 66 relay J 66 is connected with one end of the 62 resistance R62, and one end of the 67 relay J 67 is connected with one end of the 63 resistance R63, the other end of the 62 relay J 62 is connected with the other end of the 65 relay J 65, the other end of the 63 relay J 63 is connected with the other end of the 66 relay J 66, the other end of the 63 relay J 63 is connected with the other end of the 67 relay J 67, and in volume test analog module, the other end of all resistance is connected.
Described transformer insulated test simulation module comprises the 82 resistance R82, 83 resistance R83, 86 relay J 86, 87 relay J 87, high-pressure side terminal is connected with one end of the 82 resistance R82, the other end of the 82 resistance R82 is connected with one end of the 83 resistance R83, the other end of the 83 resistance R83 is connected with one end of the 86 relay J 86, simultaneously, the other end of the 83 resistance R83 is connected with one end of the 87 relay J 87, the other end of the 86 relay J 86 is connected with low-pressure side terminal, the other end of the 87 relay J 87 is connected with transformer case.
Described no-load voltage ratio test simulation module comprises the 88 relay J 88, 89 relay J 89, 90 relay J 90, 91 relay J 91, 92 relay J 92, 93 relay J 93, 94 relay J 94, high-pressure side A phase is connected with one end of the 88 relay J 88, the other end of the 88 relay J 88 is connected with the input end U phase of programmable power supply module, the output terminal U phase of programmable power supply module is connected with one end of the 91 relay J 91, the other end of the 91 relay J 91 is connected with a phase of low-pressure side, high-pressure side B phase is connected with one end of the 89 relay J 89, the other end of the 89 relay J 89 is connected with the input end V phase of programmable power supply module, the output terminal V phase of programmable power supply module is connected with one end of the 92 relay J 92, and the other end of the 92 relay J 92 is connected with the b phase of low-pressure side, high-pressure side C phase is connected with one end of the 90 relay J 90, the other end of the 90 relay J 90 is connected with the input end W phase of programmable power supply module, the output terminal W phase of programmable power supply module is connected with one end of the 93 relay J 93, and the other end of the 93 relay J 93 is connected with the c phase of low-pressure side, low-pressure side N phase is connected with one end of the 94 relay J 94, and the other end of the 94 relay J 94 is connected with the output terminal Un phase of programmable power supply module.
Below in conjunction with embodiment, further detailed description is done to the present invention:
Described host computer is a kind of general computing machine, mainly realizes operation and the controlling functions of various software, and host computer and communication conversion and control mould carry out communication by wireless network.
Described communication conversion and control module comprises RS485 communication module, single-chip microcomputer, fpga chip, when communication conversion and control module sends data, communication conversion and control module receives the data command frame of host computer transmission by RS485 communication module, RS485 communication module by data frame transfer to single-chip microcomputer, the Frame received is sent to fpga chip by parallel port by single-chip microcomputer, the data that single-chip microcomputer is sent by internal conversion by fpga chip, be forwarded to different serial communication interfaces, thus realize the data retransmission of single serial ports to Multi-serial port, complete controlling functions.When communication conversion and control module receives data, the data that in communication conversion and control module, fpga chip serial ports reception fault simulation module and programmable power supply module are uploaded, send the data to single-chip microcomputer through conversion communication, single-chip microcomputer passes through RS485 communication module by data upload to host computer; Communication conversion and control module achieves and sets up standby control multiple devices function.
Described wireless data transceiver module, p-wire Intelligent Measurement module and testing tool module all comprise control module, A/D modular converter, zigbee module, control module connects A/D modular converter respectively successively, zigbee module is connected, control module selects LPC1313 processor control module, A/D modular converter selects the A/D converter AD760 of 18, and zigbee module selects CC2480 chip; Wireless data receipt modules is a kind of receive data by wireless device based on ZigBee technology, the IP address of specific baud rate and institute's group network is transmitted by setting data, can make to form a wireless network between host computer, equipment, testing tool three, realize in network the mutual of data and information between each point; P-wire Intelligent Measurement module a kind ofly whether accesses to instrument test line the equipment that Intelligent Measurement and judgement are carried out in test point and on-position, adopts LPC1313 processor single-chip microcomputer and ZigBee technology to realize the intelligent decision of wiring position and the mutual of testing result information; Testing tool module is transformer commissioning test dependence test instrument analog machine used, and outward appearance is consistent with true instrument with method of operating, but test data is virtual value set as required.
Described fault simulator comprises RS485 fault simulation communication module, main control module, FCM fault control module and fault simulation module; RS485 fault simulation communication module is connected with communication conversion and control module, the RS485 communication between communication conversion and control module and main control module is realized by RS485 fault simulation communication module, realize the reception of fault verification order, main control module realizes fault simulation module by FCM fault control module and switches, fault simulation module, according to the instruction of FCM fault control module, realizes the switching of the mode of connection.
Described programmable power supply module is a kind of high-accuracy virtual load power supply, produces independently voltage, provide no-load voltage ratio required voltage to transformer by Single-chip Controlling, and transformer voltage ratio test function is achieved, without the need to the electric power loads consumption of reality.
Working-flow illustrates:
1, host computer is by wireless network communication, through communication conversion and control module, controls fault simulator, arranges some most common failures of transformer.
2, host computer is by wireless network communication, through communication conversion and control module, controls the voltage output value of programmable power supply, reaches the object of no-load voltage ratio functional realiey.
3, host computer is by Zigbee Wireless Data Transmission, through wireless data transceiver module, command adapted thereto is issued to p-wire Intelligent Measurement module, p-wire Intelligent Measurement module passes through Zigbee Wireless Data Transmission testing result testing result, carries out information interaction with host computer and testing tool module.
4, host computer is by Zigbee Wireless Data Transmission, and through wireless data transceiver module, issue command adapted thereto and data to testing tool module, testing tool carries out corresponding display according to data.