CN202736379U - Transformer station comprehensive automation skill training system - Google Patents
Transformer station comprehensive automation skill training system Download PDFInfo
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- CN202736379U CN202736379U CN 201220274914 CN201220274914U CN202736379U CN 202736379 U CN202736379 U CN 202736379U CN 201220274914 CN201220274914 CN 201220274914 CN 201220274914 U CN201220274914 U CN 201220274914U CN 202736379 U CN202736379 U CN 202736379U
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Abstract
The utility model discloses a transformer station comprehensive automation skill training system, and the system comprises: a physics model system, the physics model system employs the physics model to form a primary system of 220kV transformer station, and the system simulates a normal operation state and arranged various fault states of the primary system of the 220kV transformer station; and a monitoring system connected with the physics model system, and the monitoring system is used for measurement, monitoring, and protection of the normal operation state and the arranged various fault states of the primary system of the 220kV transformer station simulated by the physics model system. The transformer station comprehensive automation skill training system enables relevant technical personnel to obtain trainings of the transformer station comprehensive automation relevant skills through the system, and training demands of power system to the transformer station comprehensive automation relevant skills are satisfied.
Description
Technical field
The utility model relates to the education automation technical field, relates in particular to a kind of integrated automation of transformation stations skills training system.
Background technology
Along with the popularization of information automation technology in power industry, Automatization Technology in Transformer Substation is popularized rapidly.Automatization Technology in Transformer Substation is with combination and the optimal design of the secondary device of transformer station (measurement instrument, signal system, relay protection, aut.eq. and telemechanical apparatus etc.) through function; utilize advanced Computer Control Technology, modern electronic technology, the communication technology and signal processing technology, realize to the major equipment of transformer station and defeated, distribution line automatic monitoring, measurement, control, Microcomputer Protection and with the comprehensive automation function such as dispatching communication.
Because comprehensive automation system of transformer substation and microcomputer protecting device have substituted control desk and protective relaying device in traditional transformer station; therefore; be the training that person skilled is carried out integrated automation of transformation stations associative skills in the production scene, as: the professional knowledge of the aspects such as the Installation and Debugging of comprehensive automation system of transformer substation and microcomputer protecting device and operation maintenance and secondary circuit wiring and the training of associative skills just seem particularly important.
But the production scene does not still possess the training condition to integrated automation of transformation stations associative skills at present, does not satisfy the training requirement of electric system.
Summary of the invention
The purpose of this utility model is to propose a kind of integrated automation of transformation stations skills training system, this system uses physical model to make up real 220kV transformer station, can simulate normal operating condition and the various malfunction of 220kV transformer station, thereby the training of integrated automation of transformation stations associative skills is provided for person skilled.
For reaching this purpose, the utility model by the following technical solutions:
The utility model provides a kind of integrated automation of transformation stations skills training system, comprise: the physical model system, be used for making up with physical model the primary system of 220kV transformer station, the normal operating condition of the primary system of simulation 220kV transformer station and set various malfunctions; Supervisory system, system is connected with physical model, is used for the normal operating condition of primary system of 220kV transformer station that the physical model system is simulated and set various malfunctions, measures, monitors and protect.
Wherein, the physical model system comprises: the 220kV experimental system, be used for providing the physical model of simulation 220kV double-bus and two 220kV circuits, and wherein, one in each bar 220kV circuit and the 220kV double-bus is connected; Transformer experiment system, be connected with 220kV experimental system, 35kV experimental system and 10kV experimental system, be used for providing the physical model of the three-winding main-transformer T1 that simulates 220kV/35kV/10kV, wherein, the high-pressure side of main-transformer T1 is connected with the 220kV double-bus, medium voltage side is connected with 35kV segmentation single busbar B, low-pressure side is connected with the 10kV single busbar; Generator-transformer group experimental system, be connected with the 35kV experimental system with the 220kV experimental system, be used for providing the physical model of the three-winding main-transformer T2 that simulates generator and 220kV/35kV/10kV, wherein, the low-pressure side of main-transformer T2 is connected with generator, the high-pressure side is connected with the 220kV double-bus, medium voltage side is connected with 35kV segmentation single busbar A; The 35kV experimental system is used for providing simulation 35kV segmentation single busbar A, 35kV segmentation single busbar B and is connected the physical model of the 35kV circuit that connects; The 10kV experimental system is for the physical model of the I that simulation 10kV single busbar and connection thereof are provided, II, III type load circuit.
Wherein, the 220kV experimental system comprises: 220kV double-bus experiment table and two 220kV circuit experiment tablees that are connected with 220kV double-bus experiment table, wherein: the electrical main connecting wire that is provided with a 220kV circuit on the front panel of each 220kV circuit experiment table, wherein, first section of the 220kV circuit and end respectively are provided with a trouble spot, and this trouble spot is used for simulation all kinds, instantaneous and permanent fault; Be provided with the electrical main connecting wire of 220kV double-bus on the front panel of 220kV double-bus experiment table, each bar in the 220kV double-bus and a 220kV connection, each bar in the 220kV double-bus are provided be used to simulating alternate and trouble spot earth fault.
Wherein, the high pressure winding inside of main-transformer T1 is provided with the trouble spot for the analogue ground short circuit, the middle pressure winding inside of main-transformer T1 is provided with the trouble spot for simulation turn-to-turn short circuit, phase fault, the low-pressure side of main-transformer T1 is provided be used to the trouble spot of simulating differential inside and outside short circuit, and the high-pressure side of main-transformer T1, medium voltage side and low-pressure side all are equipped with the isolating switch of three-phase operation.
Wherein, the winding inside of generator and main-transformer T2 is provided with the short dot for simulation all kinds fault, and the low-pressure side of main-transformer T2 is connected with generator by disconnector, and the isolating switch of three-phase operation all is equipped with in the medium voltage side of main-transformer T2 and high-pressure side.
Wherein, 35kV segmentation single busbar A and 35kV segmentation single busbar B all have a tandem type outlet, are provided with 2 short dots in each bar tandem type outlet, and this short dot is for all kinds fault and instantaneous or nonvolatil ground connection, phase-to phase fault are set.
Wherein, be provided be used to the trouble spot that instantaneous or nonvolatil ground connection, phase-to phase fault are set in the II of 10kV single busbar, the outlet of III type load.
Wherein, supervisory system comprises: measure and control device, be connected with the 10kV experimental system with 220kV experimental system, Transformer experiment system, generator-transformer group experimental system, 35kV experimental system, be used for that disconnector and isolating switch to 220kV experimental system, Transformer experiment system, generator-transformer group experimental system, 35kV experimental system and 10kV experimental system takes remote measurement, remote signalling, remote control; Protective device; be connected with the 35kV experimental system with 220kV experimental system, Transformer experiment system, generator-transformer group experimental system; be used for providing defencive function and automatic reclosing function to 220kV double-bus, two 220kV circuit, main-transformer T1, generator, main-transformer T2 and 35kV segmentation single busbar A, 35kV segmentation single busbar B and the 35kV circuit that connects of being connected.
In the training system of the present utility model; the physical model system constructing a typical 220kV transformer station; cooperate the working environment of having built a real integrated automation converting station with supervisory system; can simulate accidental conditions and the various fault state of 220kV transformer station; supervisory system can also be measured operation and the malfunction of imitating substation; monitoring and protection; thereby so that person skilled can obtain by this system the training of integrated automation of transformation stations associative skills, satisfied the training requirement of electric system to integrated automation of transformation stations associative skills.
Description of drawings
Fig. 1 is the physical arrangement schematic diagram of the integrated automation of transformation stations skills training system of embodiment one of the present utility model;
Fig. 2 is the main wiring diagram of the primary system of the typical 220kV of of embodiment two of the present utility model transformer station;
Fig. 3 is the structural representation of the integrated automation of transformation stations skills training system of embodiment two of the present utility model;
Fig. 4 is two 220kV circuits of embodiment two of the present utility model and the electric main wiring diagram of 220kV double-bus;
Fig. 5 is the electric main wiring diagram of the main-transformer T1 of embodiment two of the present utility model;
Fig. 6 is the electric main wiring diagram of the generator-transformer group of embodiment two of the present utility model;
Fig. 7 is the electric main wiring diagram of two 35kV segmentation single busbars of embodiment two of the present utility model;
Fig. 8 is the electric main wiring diagram of the 10kV single busbar of embodiment two of the present utility model;
Fig. 9 is the structural representation of the integrated automation of transformation stations skills training system of embodiment three of the present utility model.
Embodiment
Further specify the technical solution of the utility model below in conjunction with accompanying drawing and by embodiment.
Embodiment one
Fig. 1 is the structural representation of the integrated automation of transformation stations skills training system of embodiment one of the present utility model, this training system comprises: physical model system 10, be used for making up with physical model the primary system of 220kV transformer station, the normal operating condition of the primary system of simulation 220kV transformer station and set various malfunctions; Supervisory system 20 is connected with physical model system 10, is used for the normal operating condition of primary system of 220kV transformer station that physical model system 10 is simulated and set various malfunctions, measures, monitors and protect.
In the training system of the present embodiment; the physical model system constructing a typical 220kV transformer station; cooperate the working environment of having built a real integrated automation converting station with supervisory system; can simulate accidental conditions and the various fault state of 220kV transformer station; supervisory system can also be measured operation and the malfunction of imitating substation; monitoring and protection; thereby so that person skilled can obtain by this system the training of integrated automation of transformation stations associative skills, satisfied the training requirement of electric system to integrated automation of transformation stations associative skills.
Embodiment two
Fig. 2 is the main wiring diagram of the primary system of a typical 220kV transformer station, wherein mainly comprise: 220kV double-bus and two 220kV circuits, main-transformer T1, generator GA1-main-transformer T2 group, two 35kV segmentation single busbars and 10kV single busbar, therefore, in order to simulate the main wiring diagram of this primary system, the physical model system provides 5 experimental systems (as shown in Figure 3), and the corresponding physical model of above-mentioned five parts of simulation is provided respectively.These 5 experimental systems further can be subdivided into again 8 experiment tablees: the 220kV double-bus, article two, each experiment table of 220kV circuit, main-transformer T1, generator GA1-main-transformer T2 group, article two, each experiment table of 35kV segmentation single busbar and circuit, and 10kV single busbar experiment table, be provided with the electrical main connecting wire (being physical model) of the primary system of this experiment table on the front panel of each experiment table, the switch that arranges that simulated failure is arranged, the diverse location fault can be set, dissimilar fault (singlephase earth fault can be set, double earthfault, line to line fault, the duration (simulation transient fault or permanent fault) of fault also can be set three-phase shortcircuit).Be provided with jump or the malfunctioning switch of isolating switch (two circuit phase-splitting operations of 220kV).The analog TV wire-breaking switch.The change-over switch of an isolating switch distant place or local operation.The gauge tap of breaker operator, the pilot lamp of circuit-breaker status.If protecting the fault current that do not trip to continue 6s(6s during simulated failure can adjust fault-time with interior) can automatic cut-off power, in support all right emergency manual releasing short circuit.The physical model of corresponding primary equipment is loaded in the experiment table.
The normal operation of the physical model of primary system adds 380V three-phase voltage (as shown in Figure 2, the physical model of this primary system is connected with B with the A of external power source system by the model of two 220kV circuits).Current transformer ratio 5/5,1 grade of class of accuracy, protection 10% error requirements is satisfied in accuracy during short trouble.Voltage transformer secondary rated line voltage 100V, the open delta side is by actual system design, capacity 50VA, 1 grade of class of accuracy.
Among Fig. 2, QS represents disconnector, and QF represents isolating switch.
As shown in Figure 3, further comprise in the physical model system 10 of embodiment one: 220kV experimental system 101, Transformer experiment system 102, generator-transformer group experimental system 103,35kV experimental system 104 and 10kV experimental system 105.The below at length introduces each experimental system respectively:
(1) 220kV experimental system
This 220kV experimental system 101 is used for providing the physical model of simulation 220kV double-bus and two 220kV circuits, and wherein, as shown in Figure 4, one in each bar 220kV circuit and the 220kV double-bus is connected.
Wherein, the 220kV experimental system further can be divided into again 3 experiment tablees: 220kV double-bus experiment table and two 220kV circuit experiment tablees that are connected with this 220kV double-bus experiment table, wherein:
(drafting) is set on the front panel of each 220kV circuit experiment table the electrical main connecting wire road of a 220kV circuit (with 3 groups of reactor simulations), wherein, first section of the 220kV circuit and end respectively are provided with a trouble spot, this trouble spot is used for simulation all kinds, instantaneous and permanent fault, can cooperate with the composite auto-reclosing of protective device to realize that single-hop substance, three jumpings are triple;
Be provided with the electrical main connecting wire road of 220kV double-bus on the front panel of 220kV double-bus experiment table, each bar in the 220kV double-bus and a 220kV connection, each bar in the 220kV double-bus are provided be used to simulating alternate and trouble spot earth fault.
On each experiment table, operating handle is contained on the opposite position of system diagram.There is clear and definite sign the trouble spot of system, by various types of faults of operation simulation system such as switches, and demonstrates visually short dot and short-circuit-type with flashing signal.But the operation of the isolating switch phase-splitting on the 220kV circuit cooperates with New Microcomputer Line Protection Device, realizes single phase autoreclosing, three-phase automatic reclosing and comprehensive automation reclosing.
(2) Transformer experiment system
This Transformer experiment system 102 is connected with the 10kV experimental system with 220kV experimental system 101,35kV experimental system 104 and is connected, and is used for providing the physical model of the three-winding main-transformer T1 of simulation 220kV/3k5V/10kV.As shown in Figure 5, the high-pressure side of main-transformer T1 is connected with the 220kV double-bus, the medium voltage side side is connected with 35kV segmentation single busbar B, low-pressure side is connected with the 10kV single busbar.
This Transformer experiment system is made of an experiment table, draws the primary system figure of the main-transformer T1 that a simulation 220kV/35kV/10kV is arranged on the front panel of this experiment table, and this main-transformer can (by the 220kV circuit) networking by the 220kV double-bus.This main-transformer is comprised of three single-phase three-circuit transformers, and wiring is Yn/Y/ △.Yn side (being the high-pressure side of main-transformer T1) connects the 220kV double-bus, and Y side (being the medium voltage side of main-transformer T1) meets 35kV segmentation single busbar B, and △ side (low-pressure side of main-transformer T1) connects the 10kV single busbar.The high pressure winding inside of main-transformer T1 is provided with the trouble spot for the analogue ground short circuit; The middle pressure winding inside of main-transformer T1 is provided with the trouble spot for simulation turn-to-turn short circuit, phase fault; The low-pressure side of main-transformer T1 is provided be used to the trouble spot of simulating differential inside and outside short circuit.And this three side of the high-pressure side of main-transformer T1, medium voltage side and low-pressure side all is equipped with the isolating switch of three-phase operation.
On this experiment table, operating handle is contained on the opposite position of system diagram.There is clear and definite sign the trouble spot of system, by various types of faults of operation simulation system such as switches, and demonstrates visually short dot and short-circuit-type with flashing signal.
(3) generator-transformer group experimental system
This generator-transformer group experimental system 103 is connected with the 35kV experimental system with 220kV experimental system 101 and is connected, be used for providing the physical model of the three-winding main-transformer T2 that simulates generator and 220kV/35kV/10kV, generator and main-transformer T2 are connected into generator-transformer group form.As shown in Figure 6, the low-pressure side of main-transformer T2 is connected with generator GA1, the high-pressure side is connected with the 220kV double-bus, medium voltage side is connected with 35kV segmentation single busbar B.
This generator-transformer group experimental system is made of an experiment table, draw the electric main wiring diagram of the main-transformer T2 that simulation generator and 220kV/35kV/10kV are arranged on the front panel of this experiment table, this experiment table designs according to generator-transformer winding line mode.Wherein, the winding inside of generator and main-transformer T2 is provided with the short dot for simulation all kinds fault, and the low-pressure side of main-transformer T2 is connected with generator by disconnector, and the high-pressure side of main-transformer T2 and medium voltage side all are equipped with the isolating switch of three-phase operation.
On this experiment table, operating handle is contained on the opposite position of system diagram.There is clear and definite sign the trouble spot of system, by various types of faults of operation simulation system such as switches, and demonstrates visually short dot and short-circuit-type with flashing signal.
(4) 35kV experimental system
This 35kV experimental system 104 is used for providing simulation 35kV segmentation single busbar A, B and is connected the physical model of the 35kV circuit that two segmentation single busbars connect separately.As shown in Figure 7, be connected with isolating switch by disconnector between two 35kV segmentation single busbar A, B.Wherein, each own tandem type outlet of 35kV segmentation single busbar A, B; be provided with 2 short dots that are used for arranging all kinds fault and instantaneous or nonvolatil ground connection, phase-to phase fault in each bar tandem type outlet, two route protection stageds condition of adjusting can be provided.Two sections 35kV segmentation single busbars and two tandem type outlets all can arrange all kinds fault, satisfy the experiment demand of syllogic overcurrent protection, automatic throw-in equipment of emergency power supply.
This 35kV experimental system comprises two experiment tablees, the 35kV circuit that corresponds respectively to 35kV segmentation single busbar A and the 35kV circuit that connects thereof and 35kV segmentation single busbar B and connect.Be provided with the primary system figure of corresponding 35kV segmentation single busbar on the front panel of each experiment table.Operating handle is contained on the opposite position of system diagram.There is clear and definite sign the trouble spot of system, by various types of faults of operation simulation system such as switches, and demonstrates visually short dot and short-circuit-type with flashing signal.Two experiment tablees are all installed the insulating monitoring relay, the situation when can simulation system earth fault being arranged, and can send the ground connection anticipating signal.
(5) 10kV experimental system
This 10kV experimental system 105 is for the physical model that simulation 10kV single busbar and the I that connects, II, III type load circuit are provided.Fig. 8 is the electric main wiring diagram of 10kV single busbar, is provided be used to the trouble spot that instantaneous or nonvolatil ground connection, phase-to phase fault are set in the II of 10kV single busbar, the outlet of III type load.
This 10kV experimental system is made of an experiment table.Experiment table installing insulating monitoring relay, the situation when can simulation system earth fault being arranged, and can send the ground connection anticipating signal.
To sum up, the physical model system has been made up the primary system of a typical 220kV transformer station by physical model (circuit, bus, transformer, mutual inductor, isolating switch, disconnector etc.), can simulate the normal operation of 220kV transformer station, and, on the physical model of primary system, various trouble spots can be set, normal operation and the malfunction of imitating substation equipment.Accident signal behind the simulated failure trip protection and wigwag are with on-the-spot consistent.
In actual implementation process, can use the mosaic simulation system of 3.2m * 2.3m to shield to simulate the primary system (electrical main connecting wire) of this transformer station, the graphical symbol of each electrical equipment and color meet national standard in the electrical main connecting wire on the screen.Switch is when automated location on the Mosaic imitating screen, and the QF on the physical model experiment platform, the auxiliary contact of QS are connected to mosaic simulation system screen, and the demonstration of mosaic simulation system screen on off state and the duty of physical model switch are consistent automatically.The Mosaic imitating screen switch can carry out separately the grid switching operation rehearsal on mosaic simulation system screen when manual position, be conducive to teaching and training.
Fault type on the physical model experiment platform, by the switch setting of simulated failure, the simulation of instantaneous, permanent fault is by the relay setting of fault-time.
The protection of 220kV computer line has the composite auto-reclosing function, so 220kV line configuring phase-splitting operating breaker.Other position configuration three-phase operation isolating switch and supporting disconnector.Isolating switch can be the manual operation of this experiment table (on the spot), also can be by protective device, measure and control device, supervisory system straighforward operation.Experiment table is provided with the operation change-over switch.The experiment table top has red, the green light of expression isolating switch, disconnector position.The isolating switch phase-splitting of phase-splitting operation shows.
Experiment table is provided with the gauge tap with the real system identical function, have pre-jumping, tripping operation, a jumping after, close in advance, close a floodgate, close rear several position.During the isolating switch local operation, can independently carry out the breaker tripping and closing operation of isolating switch.Be furnished with flash of light, zero diopter light supervisory signal during operation.
Mimic-disconnecting switch can the normal and malfunctioning two states of mimic-disconnecting switch on the experiment table.Mimic-disconnecting switch is provided with the needed isolating switch pressure anomaly of protective device contact, can the locking associative operation during pressure anomaly.Mimic-disconnecting switch can cooperate with the control box of protection, guarantees the consistent of tripping operation, switching current.Realize automatic closing, tripping operation.The main contact capacity of isolating switch satisfies the requirement of cutting-off of short-circuit electric current.Breaker closing, trip time can be adjusted at 20～990ms respectively, and adjusting differential is 10ms.The auxiliary contact of expression isolating switch, disconnector position are delivered on system simulation screen and protection, the supervisory system, and required switching value is provided.
The operation of isolating switch and disconnector has designed disconnector, breaker operator locked loop according to the requirement of Substation secondary circuit wiring, control.Mutually locking.The principle that the locked loop design is followed is:
1) grid switching operation of bus: make-before-break.Namely close first mother, close again the bus of wish operation, disconnect again the bus that is just moving.
2) operation of transformer: close or the regression depressor closes first the neutral ground switch, the transformer that the band of wanting to back off carries must be processed first load (or move back load or by another load transformer), more disconnected transformer.
3) each group isolating switch and corresponding isolator operation: close first disconnector during combined floodgate, after close isolating switch; Jump first isolating switch during tripping operation, rear jumping disconnector.
The electric logic locking is adopted in the mutual locking of isolating switch and disconnector.
Embodiment three
As shown in Figure 9, may further include again in the supervisory system 20: measure and control device 202 and protective device 204, wherein:
Measure and control device 202, are connected with the 10kV experimental system with 220kV experimental system 101, Transformer experiment system 102, generator-transformer group experimental system 103,35kV experimental system 104 and are connected, be used for that disconnector and isolating switch to above-mentioned experimental system takes remote measurement, Remote control.Concrete: the TV of each experiment table, TA connect the analog input of measure and control device in the physical model system, realize remote measurement; The amount of leaving of the jumping of the disconnector of each experiment table and isolating switch (closing) lock loop access measure and control device realizes the remote control to disconnector and isolating switch in the physical model system; The intake of the jumping of the disconnector of each experiment table and isolating switch (closing) lock contact access measure and control device in the physical model system, thus realization is to the remote signalling of disconnector and isolating switch.
Protective device 204; are connected with the 35kV experimental system with 220kV experimental system 101, Transformer experiment system 102, generator-transformer group experimental system 103 and are connected; be used for providing defencive function and automatic reclosing function to 220kV double-bus, two 220kV circuit, main-transformer T1, generator, main-transformer T2 and 35kV segmentation single busbar A, 35kV segmentation single busbar B and the 35kV circuit that connects of being connected.Concrete: the TV of each experiment table, TA connect the analog input of protective device in the physical model system, and the amount of leaving of the jumping of isolating switch (closing) lock loop access protective device realizes tripping operation and the automatic reclosing function protected; The intake of the jumping of the isolating switch of each experiment table (closing) lock contact access protective device in the physical model system, thus realize isolating switch breaker tripping and closing feedback function.
In actual implementation process, except comprising above-mentioned measure and control device and protective device (being microcomputer protecting device), can also comprise: CSC2000 supervisory system, engineer station, tele-control master station, control station and five-preventing system in the supervisory system.Consist of complex automatic system by measure and control device, CSC2000 supervisory system, engineer station, tele-control master station, despatching work station, microcomputer protecting device etc.The CSC2000 supervisory system can be showed the running status of transformer station intuitively.CSC2000 supervisory system, microcomputer protecting device be configured to that present transformer station is widespread use, the most representative model, constitute comprehensive automation system of transformer substation, the real operating condition of imitating substation comprehensive automation.Installation and Debugging and the operation maintenance of comprehensive automation system of transformer substation and microcomputer protecting device can be carried out, the motion analysis of adjust debugging experiment and the simulated failure of device can be carried out respectively again.
For transformer station's physical model system disposition corresponding measure and control device and microcomputer protecting device, specific as follows:
Article one, the microcomputer protecting device CSC103B of optical fiber communication is installed respectively at the two ends of 220kV circuit, and measure and control device CSC200EA;
The microcomputer protecting device RCS902 of high-frequency communication is installed respectively at the two ends of another 220kV circuit, and measure and control device CSC200EA;
Configure fault wave recording device, can record analog quantity and the switching value of each electric pressure, carried out crash analysis;
220kV double-bus installing PC bus protection device CSC150;
Main-transformer T1 installing microcomputer transformer protective device CSC326B;
Main-transformer T1 and main-transformer T2 all configure measure and control device CSC200EA;
Transformer unit installing microcomputer generator-transformer group protective device;
35kV segmentation sectionalized single busbar connection isolating switch installing microcomputer automatic throw-in equipment of emergency power supply CSC246;
The outlet of 35kV load is an outlet installing computer line protection measure and control device CSC211 wherein;
The stage current protective device of another load outlet installing two cover electromagnetic types of 35kV;
The II of 10kV single busbar, III type load outlet installing computer line protection observing and controlling (low-frequency load reduction, automatic reclosing one) device CSC211.
Above-mentioned integrated automation of transformation stations skills training system makes up typical 220kV transformer station by physical model, can realize following functions:
(1) in the physical model system, can diverse location, dissimilar fault be set at primary system, isolating switch can be simulated normal and malfunctioning two states; The 220kV circuit arranges the phase-splitting operating breaker, realizes the composite auto-reclosing of route protection;
(2) can carry out the Installation and Debugging of CSC2000 supervisory system, engineer station, remote station, measure and control device, microcomputer protecting device in the comprehensive automation system of transformer substation and the training of operation maintenance and Substation secondary circuit; realize that the CSC2000 comprehensive automation system of transformer substation monitors, operates control and protection to the measurement of transforming plant primary equipment; real integrated automation converting station working environment and training system have been built; be fit to produced on-site technical ability personnel and students and carry out the training of relevant knowledge and technical ability, available training contents is as follows:
1) Installation and Debugging of CSC2000 comprehensive automation system of transformer substation and operation maintenance;
2) Installation and Debugging of CSC103B New Microcomputer Line Protection Device and operation maintenance;
3) Installation and Debugging of RCS902 New Microcomputer Line Protection Device and operation maintenance;
4) Installation and Debugging of CSC326 microcomputer transformer protective device and operation maintenance;
5) Installation and Debugging of CSC150 PC bus protection device and operation maintenance;
6) Installation and Debugging of CSC246 microcomputer automatic throw-in equipment of emergency power supply and operation maintenance;
7) Installation and Debugging of microcomputer generator-transformer protection device and operation maintenance;
8) Installation and Debugging of CSC200EA measure and control device and operation maintenance;
9) Installation and Debugging of CSC211 route protection, observing and controlling, low-frequency load reduction, reclosing device and operation maintenance;
10) Installation and Debugging and the operation maintenance of microcomputer barrier wave recording device;
11) Installation and Debugging of electromagnetic type syllogic current protective device and operation maintenance;
12) remote station, the Installation and Debugging of despatching work station and operation maintenance;
13) carrier current protection channel debugging and check;
14) CSM-310E network information management and control device Installation and Debugging and check.
Claims (8)
1. an integrated automation of transformation stations skills training system is characterized in that, comprising:
The physical model system is used for making up with physical model the primary system of 220kV transformer station, simulates the normal operating condition of primary system of described 220kV transformer station and set various malfunctions;
Supervisory system is connected with described physical model system, is used for the normal operating condition of primary system of described 220kV transformer station that described physical model system is simulated and set various malfunctions, measures, monitors and protect.
2. system according to claim 1 is characterized in that, described physical model system comprises:
The 220kV experimental system is used for providing the physical model of simulation 220kV double-bus and two 220kV circuits, and wherein, one in each bar 220kV circuit and the 220kV double-bus is connected;
Transformer experiment system, be connected with described 220kV experimental system, 35kV experimental system and 10kV experimental system, be used for providing the physical model of the three-winding main-transformer T1 that simulates 220kV/35kV/10kV, wherein, the high-pressure side of described main-transformer T1 is connected with described 220kV double-bus, medium voltage side is connected with 35kV segmentation single busbar B, low-pressure side is connected with the 10kV single busbar;
Generator-transformer group experimental system, with described 220kV experimental system be connected the 35kV experimental system and be connected, be used for providing the physical model of the three-winding main-transformer T2 that simulates generator and 220kV/35kV/10kV, wherein, the low-pressure side of described main-transformer T2 is connected with described generator, the high-pressure side is connected with described 220kV double-bus, medium voltage side is connected with 35kV segmentation single busbar A;
Described 35kV experimental system is used for providing simulation described 35kV segmentation single busbar A, described 35kV segmentation single busbar B and is connected the physical model of the 35kV circuit that connects;
Described 10kV experimental system is for the physical model of the I that the described 10kV single busbar of simulation and connection thereof are provided, II, III type load circuit.
3. system according to claim 2 is characterized in that, described 220kV experimental system comprises: 220kV double-bus experiment table and two 220kV circuit experiment tablees that are connected with described 220kV double-bus experiment table, wherein:
Be provided with the electrical main connecting wire of a 220kV circuit on the front panel of each 220kV circuit experiment table, wherein, first section of described 220kV circuit and end respectively are provided with a trouble spot, and this trouble spot is used for simulation all kinds, instantaneous and permanent fault;
Be provided with the electrical main connecting wire of 220kV double-bus on the front panel of 220kV double-bus experiment table, each bar in the described 220kV double-bus and a 220kV connection, each bar in described 220kV double-bus are provided be used to simulating alternate and trouble spot earth fault.
4. system according to claim 2, it is characterized in that, the high pressure winding inside of described main-transformer T1 is provided with the trouble spot for the analogue ground short circuit, the middle pressure winding inside of described main-transformer T1 is provided with the trouble spot for simulation turn-to-turn short circuit, phase fault, the low-pressure side of described main-transformer T1 is provided be used to the trouble spot of simulating differential inside and outside short circuit, and the high-pressure side of described main-transformer T1, medium voltage side and low-pressure side all are equipped with the isolating switch of three-phase operation.
5. system according to claim 2, it is characterized in that, the winding inside of described generator and described main-transformer T2 is provided with the short dot for simulation all kinds fault, and the low-pressure side of described main-transformer T2 is connected with described generator by disconnector, and the isolating switch of three-phase operation all is equipped with in the medium voltage side of described main-transformer T2 and high-pressure side.
6. system according to claim 2, it is characterized in that, described 35kV segmentation single busbar A and 35kV segmentation single busbar B all have a tandem type outlet, be provided with 2 short dots in each bar tandem type outlet, this short dot is for all kinds fault and instantaneous or nonvolatil ground connection, phase-to phase fault are set.
7. system according to claim 2 is characterized in that, is provided be used to the trouble spot that instantaneous or nonvolatil ground connection, phase-to phase fault are set in the II of described 10kV single busbar, the outlet of III type load.
8. each described system in 7 according to claim 2 is characterized in that, described supervisory system comprises:
Measure and control device, be connected with the 10kV experimental system with described 220kV experimental system, Transformer experiment system, generator-transformer group experimental system, 35kV experimental system, be used for that disconnector and isolating switch to described 220kV experimental system, Transformer experiment system, generator-transformer group experimental system, 35kV experimental system and 10kV experimental system takes remote measurement, Remote control;
Protective device; be connected with the 35kV experimental system with described 220kV experimental system, Transformer experiment system, generator-transformer group experimental system; be used for providing defencive function and automatic reclosing function to described 220kV double-bus, two 220kV circuit, main-transformer T1, generator, main-transformer T2 and 35kV segmentation single busbar A, 35kV segmentation single busbar B and the 35kV circuit that connects of being connected.
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| CN 201220274914 CN202736379U (en) | 2012-06-11 | 2012-06-11 | Transformer station comprehensive automation skill training system |
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| CN 201220274914 CN202736379U (en) | 2012-06-11 | 2012-06-11 | Transformer station comprehensive automation skill training system |
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| CN103440800A (en) * | 2013-06-14 | 2013-12-11 | 国网技术学院 | Simulation training system of high-voltage substation |
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| CN106021694A (en) * | 2016-05-16 | 2016-10-12 | 国网北京市电力公司 | Model simulation method and apparatus used for power supply system |
| CN106021694B (en) * | 2016-05-16 | 2020-04-24 | 国网北京市电力公司 | Model simulation method and device for power supply system |
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| CN113643596A (en) * | 2020-09-01 | 2021-11-12 | 国网山东省电力公司蒙阴县供电公司 | Power distribution demonstration method and device, electronic equipment and computer readable storage medium |
| CN113643596B (en) * | 2020-09-01 | 2023-11-28 | 国网山东省电力公司蒙阴县供电公司 | Power distribution demonstration method and device, electronic equipment and computer readable storage medium |
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