CN107870278B - Transformer test simulation system based on zigbee - Google Patents
Transformer test simulation system based on zigbee Download PDFInfo
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- CN107870278B CN107870278B CN201711168822.0A CN201711168822A CN107870278B CN 107870278 B CN107870278 B CN 107870278B CN 201711168822 A CN201711168822 A CN 201711168822A CN 107870278 B CN107870278 B CN 107870278B
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- 238000004088 simulation Methods 0.000 title claims abstract description 31
- 238000001514 detection method Methods 0.000 claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 238000010079 rubber tapping Methods 0.000 claims description 13
- 241000270722 Crocodylidae Species 0.000 claims description 8
- LNNWVNGFPYWNQE-GMIGKAJZSA-N desomorphine Chemical compound C1C2=CC=C(O)C3=C2[C@]24CCN(C)[C@H]1[C@@H]2CCC[C@@H]4O3 LNNWVNGFPYWNQE-GMIGKAJZSA-N 0.000 claims description 8
- 241000270728 Alligator Species 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000005501 phase interface Effects 0.000 description 12
- 230000001276 controlling effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/06—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics
- G09B23/18—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism
- G09B23/181—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism for electric and magnetic fields; for voltages; for currents
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- Business, Economics & Management (AREA)
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- Theoretical Computer Science (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The invention discloses a transformer test simulation system based on zigbee, which belongs to the technology in the field of simulation tests, and comprises the following steps: the transformer model is internally provided with a plurality of interfaces and a first detection unit which is respectively connected with each interface and is used for detecting the interface information of the currently connected interface; the transformer model also comprises a first sending unit connected with the first detecting unit and used for outputting the interface information in a preset wireless data transmission mode. The beneficial effects of this technical scheme are: the method can simulate the actual wiring steps and wiring states of the on-load tap-changer test, is simple and convenient to operate, can obviously improve the actual operation level of staff, and reduces training cost and risk.
Description
Technical Field
The invention relates to a technology in the field of simulation tests, in particular to a transformer test simulation system based on zigbee.
Background
The power failure overhaul test should be performed for one to three years or for a specified time and for major repair or if necessary, the power operation must follow strict operation steps, otherwise safety accidents are easy to occur.
The ZigBee (ZigBee) technology is a wireless communication technology with short distance and low power consumption.
At present, the training of the high-voltage electric test mainly has the following defects: 1. site constraints can only be focused on training centers for practical training. 2. Time limit, limited number of centralized training times and limited time for the staff to actually exercise. 3. The safety problem is that the actual practice is to use real equipment and instruments, high voltage electrification is realized, the operation of new staff is unskilled, and the personal safety problem is caused.
Voltage is an important quality index of an electric power system, and voltage change is often caused due to large load fluctuation of a power supply network. In order to ensure the electric energy quality, the transformer is regulated at proper time, and the tap switch can realize the switching between taps in the transformer winding without interrupting the load current, so that the number of turns of the transformer winding is changed, namely the voltage ratio of the transformer is changed, and the purpose of regulating the voltage is realized.
The tapping switch of the transformer is a core component for completing voltage regulation of the transformer and also enables the only component which acts frequently in the transformer. The performance condition of the tap changer is directly related to the safe operation of the transformer.
The tapping switch test can find out the burning loss condition of the contact, and detect whether the contact is flexible in action, whether the switching time is changed, whether the main spring is deformed in fatigue, whether the transition resistance value is changed and the like.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention provides a transformer test simulation system based on a zigbee. The method can simulate the actual wiring steps and wiring states of the on-load tap-changer test, is simple and convenient to operate, can obviously improve the actual operation level of staff, and reduces training cost and risk.
The invention is realized by the following technical scheme:
The invention relates to a transformer test simulation system based on zigbee, which comprises a transformer model, a tap switch test board and a control module:
the transformer model is internally provided with a plurality of interfaces and a first detection unit connected with each interface respectively, wherein the first detection unit is used for detecting the interface information of the currently connected interface;
the transformer model also comprises a first sending unit connected with the first detecting unit and used for outputting the interface information in a preset wireless data transmission mode;
The tapping switch test board is internally provided with a plurality of sockets and second detection units respectively connected with each socket, and the second detection units are used for detecting socket information of the currently connected socket;
the tapping switch test board also comprises a second sending unit connected with the second detecting unit and used for outputting the socket information in a preset wireless data transmission mode;
The control module comprises:
the receiving unit is used for receiving the interface information and the socket information by adopting the preset wireless data transmission mode, and forming an information group by the interface information and the socket information received at the same moment;
and the control unit is connected with the receiving unit and is used for judging whether the combination of the socket and the interface which are currently connected is correct or not according to the information group, and outputting a corresponding judgment result for a user to check.
Preferably, the transformer test simulation system based on the zigbee comprises an a-phase interface, a B-phase interface and a C-phase interface, wherein the a-phase interface, the B-phase interface and the C-phase interface are all provided with two disconnected connecting ends.
Preferably, the transformer test simulation system based on the zigbee comprises an A-phase socket, a B-phase socket and a C-phase socket, wherein the A-phase socket, the B-phase socket and the C-phase socket are respectively provided with two disconnected connecting ends.
Preferably, the control module is connected with a connection end of the phase A interface, the phase B interface, the phase C interface, the phase A socket, the phase B socket and the phase C socket respectively.
Preferably, in the zigbee-based transformer test simulation system, the first detection unit is connected to the other connection ends of the phase a interface, the phase B interface, and the phase C interface, respectively.
Preferably, the zigbee-based transformer test simulation system, wherein the second detection unit is connected to the other connection ends of the a-phase socket, the B-phase socket, and the C-phase socket, respectively.
Preferably, the zigbee-based transformer test simulation system, wherein the first transmitting unit includes:
the first transmitting chip is used for transmitting wireless signals;
the first singlechip is connected with the first transmitting chip and transmits the interface information through the first transmitting chip;
The first zigbee control circuit is connected with the first single chip microcomputer and is used for controlling the first single chip microcomputer to send the interface information.
Preferably, the zigbee-based transformer test simulation system, wherein the second transmitting unit includes:
the second transmitting chip is used for transmitting wireless signals;
the second singlechip is connected with the second transmitting chip and transmits socket information through the second transmitting chip;
The second zigbee control circuit is connected with the second single chip microcomputer and is used for controlling the second single chip microcomputer to send socket information.
Preferably, in the transformer test simulation system based on the zigbee, the socket is connected with the interface through a wire, and two ends of the wire are respectively connected with an alligator clip and a guide post.
Preferably, in the transformer test simulation system based on zigbee, two connection ends of the a-phase interface, two connection ends of the B-phase interface, and two connection ends of the C-phase interface are respectively connected through the crocodile clip.
Preferably, in the transformer test simulation system based on zigbee, two connection ends of the a-phase socket, two connection ends of the B-phase socket and two connection ends of the C-phase socket are respectively connected through the guide posts.
The beneficial effects of the technical scheme are as follows: the method can simulate the actual wiring steps and wiring states of the on-load tap-changer test, is simple and convenient to operate, can obviously improve the actual operation level of staff, and reduces training cost and risk.
Drawings
FIG. 1 is a schematic diagram of a transformer test simulation system based on a zigbee in a preferred embodiment of the present invention;
FIG. 2 is a schematic diagram showing a first transmitting unit of a transformer test simulation system based on a zigbee in a preferred embodiment of the present invention;
FIG. 3 is a schematic diagram showing a second transmitting unit of a transformer test simulation system based on Zigbee in accordance with the preferred embodiment of the present invention;
In the figure: the device comprises a transformer model 1, a tapping switch test board 2, a control module 3, a IO interface 4, a touch integrated machine 5, a receiving unit 6, a control unit 7, a phase interface 11A, a phase interface 12B, a phase interface 13C, a first transmitting unit 14, a first detecting unit 15, a phase socket 21A, a phase socket 22B, a phase socket 23C, a second transmitting unit 24, a second detecting unit 25, a first transmitting chip 141, a first singlechip 142, a first zigbee control circuit 143, a second transmitting chip 241, a second singlechip 242 and a second zigbee control circuit 243.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.
The invention is further described below with reference to the drawings and specific examples, which are not intended to be limiting.
As shown in fig. 1, the present embodiment relates to a transformer test simulation system based on zigbee, which includes a transformer model1, a tap switch test board 2, and a control module 3:
The transformer model 1 is provided with a plurality of interfaces and a first detection unit 15 connected with each interface respectively, wherein the first detection unit 15 is used for detecting the interface information of the interface which is currently connected;
the transformer model 1 further comprises a first sending unit 14 connected with the first detecting unit 15, and is used for outputting interface information in a preset wireless data transmission mode;
The tapping switch test board 2 is provided with a plurality of sockets and a second detection unit 25 connected with each socket respectively, wherein the second detection unit 25 is used for detecting socket information of the socket which is currently connected;
The tapping switch test board 2 also comprises a second sending unit 24 connected with a second detecting unit 25, which is used for outputting socket information in a preset wireless data transmission mode;
The control module 3 of (1) includes:
The receiving unit 6 is used for receiving the interface information and the socket information by adopting a preset wireless data transmission mode, and forming an information group by the interface information and the socket information received at the same moment;
And the control unit 7 is connected with the receiving unit 6 and is used for judging whether the combination of the socket and the interface which are switched on at present is correct according to the information group and outputting a corresponding judgment result for a user to check.
The interfaces comprise an A-phase interface 11, a B-phase interface 12 and a C-phase interface 13, wherein the A-phase interface 11, the B-phase interface 12 and the C-phase interface 13 are respectively provided with two disconnected connecting ends.
The sockets comprise an A-phase socket 21, a B-phase socket 22 and a C-phase socket 23, and the A-phase socket 21, the B-phase socket 22 and the C-phase socket 23 are provided with two disconnected connection ends.
The control module 3 is connected with a connection end of the A phase interface 11, the B phase interface 12, the C phase interface 13, the A phase interface 21, the B phase interface 22 and the C phase interface 23 respectively.
The first detecting unit 15 is connected to the other connection ends of the a-phase interface 11, the B-phase interface 12, and the C-phase interface 13, respectively.
The second detecting unit 25 is connected to the other connection ends of the a-phase jack 21, the B-phase jack 22, and the C-phase jack 23, respectively.
As shown in fig. 2, the first transmitting unit 14 includes:
A first transmitting chip 141, the first transmitting chip 141 for transmitting a wireless signal;
The first singlechip 142 is connected with the first transmitting chip 141, and transmits interface information through the first transmitting chip 141;
The first zigbee control circuit 143, the first zigbee control circuit 143 is connected to the first singlechip 142, and the first zigbee control circuit 143 is used for controlling the first singlechip 142 to send interface information.
As shown in fig. 3, the second transmitting unit 24 includes:
a second transmitting chip 241, the second transmitting chip 241 being configured to transmit a wireless signal;
The second singlechip 242, the second singlechip 242 is connected with the second transmitting chip 241, and the socket information is transmitted through the second transmitting chip 241;
the second zigbee control circuit 243, where the second zigbee control circuit 243 is connected to the second single chip 242, and the second zigbee control circuit 243 is used to control the second single chip 242 to send socket information.
Preferably, the transformer test simulation system based on the zigbee is characterized in that the socket is connected with the interface through a wire, and two ends of the wire are respectively connected with the crocodile clip and the guide post.
Preferably, the simulation system for the transformer test based on the zigbee is characterized in that two connection ends of the phase a interface 11, two connection ends of the phase B interface 12 and two connection ends of the phase C interface 13 are respectively connected through crocodile clips.
Preferably, in the zigbee-based transformer test simulation system, two connection ends of the a-phase socket 21, two connection ends of the B-phase socket 22, and two connection ends of the C-phase socket 23 are respectively connected by guide posts.
The first and second emission chips 141 and 241 employ CC2530 chips.
The two connecting ends of the A phase interface 11, the two connecting ends of the B phase interface 12 and the two connecting ends of the C phase interface 13 are respectively connected through crocodile clips.
The two connection ends of the A phase socket 21, the two connection ends of the B phase socket 22 and the two connection ends of the C phase socket 23 are respectively connected through guide posts.
The crocodile clip is connected with the guide post through a wire.
In a preferred embodiment of the present invention, the receiving unit 1 may be provided with three sets of a-phase interfaces 11, B-phase interfaces 12 and C-phase interfaces 13, which respectively simulate the output ends of the low-voltage, medium-voltage and high-voltage windings of the transformer, and corresponding sets of a-phase sockets 21, B-phase sockets 22 and C-phase sockets 23 must also be provided.
Before the receiving unit 1 is placed on the tapping switch test board 2, a learner uses a wire with one end being a crocodile clamp and the other end being a guide post to connect the receiving unit 1 and the tapping switch test board 2, and the touch integrated machine 5 connected with the control module 3 displays connection information, namely corresponding connection conditions between the interface and the socket.
The control unit 7 adopts an ARM processor, and is connected with the touch integrated machine 5 through an RS232 interface so as to realize mutual communication. The control module 3 is arranged on an ARM board, a plurality of IO interfaces 4 are arranged on the ARM board, and the control module 3 is connected with an interface arranged on the receiving unit 1 and a socket arranged on the tapping switch test board 2 through the corresponding IO interfaces 4.
When a student performs connection operation, the crocodile clip at one end of the lead is clamped at the two connection ends of the A-phase interface 11, so that the two connection ends of the A-phase interface 11 are communicated. The IO interface 4 connected to the a-phase interface 11 inputs a high level to drive the first detection unit 15 to generate interface information, the first detection unit 15 drives the first zigbee control circuit 143 in the first sending unit 14, the first zigbee control circuit 143 controls the first singlechip 142 to be connected to the receiving unit 66 through the first sending chip 141, and sends the interface information connected to two ends of the a-phase interface 11 to the receiving unit 66. The interface information includes address data of the a-phase interface 11. When a learner inserts the guide post at the other end of the lead into the A-phase jack 21, the guide post enables the two connecting ends of the A-phase jack 21 to be connected, and then the two connecting ends of the A-phase jack 21 are communicated. The IO interface 4 connected to the a-phase socket 21 inputs a high level to drive the second detection unit 25, the second detection unit 25 drives the second zigbee control circuit 243 in the second sending unit 24, and the second zigbee control circuit 243 controls the second singlechip 242 to be connected to the receiving unit 66 through the second transmitting chip 241, so as to send socket information connected to two ends of the a-phase socket 21 to the receiving unit 66. The socket information contains address data of the a-phase socket 21.
The control unit 7 receives the information group formed by the socket information of the a-phase socket 21 and the interface information of the a-phase interface 11, judges that the a-phase interface 11 and the a-phase socket 21 are correctly connected, and displays the corresponding connection relationship by touching the integrated machine 5. The connection relation between other interfaces on the receiving unit 1 and other sockets on the tap changer test board 2 is displayed on the touch integrated machine 5 in the same process, and the touch integrated machine 5 can judge whether the connection between the interfaces and the sockets is correct or not.
The transformer test simulation system based on the zigbee, compared with the prior art, has the advantages that: the method can simulate the actual wiring steps and wiring states of the on-load tap-changer test, is simple and convenient to operate, can obviously improve the actual operation level of staff, and reduces training cost and risk.
The foregoing description is only illustrative of the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, and it will be appreciated by those skilled in the art that equivalent substitutions and obvious variations may be made using the description and illustrations of the present invention, and are intended to be included within the scope of the present invention.
Claims (6)
1. A transformer test simulation system based on a zigbee is characterized by comprising a transformer model, a tapping switch test board and a control module:
The transformer model is internally provided with a plurality of interfaces and a first detection unit connected with each interface respectively, wherein the first detection unit is used for detecting the interface information of the interface which is currently connected, and the interface information comprises the address data of the interface which is currently connected;
the transformer model also comprises a first sending unit connected with the first detecting unit and used for outputting the interface information in a preset wireless data transmission mode;
The tapping switch test board is internally provided with a plurality of sockets and second detection units respectively connected with each socket, wherein the second detection units are used for detecting socket information of the sockets which are currently connected, and the socket information comprises address data of the sockets which are currently connected;
the tapping switch test board also comprises a second sending unit connected with the second detecting unit and used for outputting the socket information in a preset wireless data transmission mode;
The control module comprises:
the receiving unit is used for receiving the interface information and the socket information by adopting the preset wireless data transmission mode, and forming an information group by the interface information and the socket information received at the same moment;
the control unit is connected with the receiving unit and is used for judging whether the combination of the socket and the interface which are currently connected is correct or not according to the information group, and outputting a corresponding judgment result for a user to check;
The first transmitting unit includes:
the first transmitting chip is used for transmitting wireless signals;
the first singlechip is connected with the first transmitting chip and transmits the interface information through the first transmitting chip;
The first zigbee control circuit is connected with the first single chip microcomputer and is used for controlling the first single chip microcomputer to send the interface information;
The second transmitting unit includes:
the second transmitting chip is used for transmitting wireless signals;
the second singlechip is connected with the second transmitting chip and transmits socket information through the second transmitting chip;
The second zigbee control circuit is connected with the second single chip microcomputer and is used for controlling the second single chip microcomputer to send socket information.
2. The zigbee-based transformer test simulation system of claim 1, wherein the interface includes an a-phase interface, a B-phase interface, and a C-phase interface, each of the a-phase interface, the B-phase interface, and the C-phase interface having two disconnected connection ends.
3. The zigbee-based transformer test simulation system of claim 2, wherein the sockets include an a-phase socket, a B-phase socket, and a C-phase socket, each of the a-phase socket, the B-phase socket, and the C-phase socket having two disconnected connection ends.
4. The zigbee-based transformer test simulation system according to claim 3, wherein the control module is connected to connection ends of the a-phase interface, the B-phase interface, the C-phase interface, the a-phase socket, the B-phase socket, and the C-phase socket, respectively;
The first detection unit is respectively connected with the other connecting ends of the phase A interface, the phase B interface and the phase C interface;
The second detection unit is respectively connected with the other connecting ends of the A-phase socket, the B-phase socket and the C-phase socket.
5. The zigbee-based transformer test simulation system according to claim 1, wherein the socket is connected to the interface by a wire, and two ends of the wire are respectively connected to an alligator clip and a guide post.
6. The zigbee-based transformer test simulation system of claim 5, wherein each of the interfaces has two disconnected connection ends and each of the sockets has two disconnected connection ends;
the two connecting ends of the interface are respectively connected through the crocodile clip;
the two connecting ends of the socket are respectively connected through the guide posts.
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CN201711168822.0A CN107870278B (en) | 2017-11-21 | 2017-11-21 | Transformer test simulation system based on zigbee |
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CN109377814B (en) * | 2018-12-19 | 2024-05-10 | 国家电网有限公司 | Intelligent simulation system for power transformer test skill training |
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