CN204360672U - A kind of substation equipment insulating ground failure simulation device - Google Patents
A kind of substation equipment insulating ground failure simulation device Download PDFInfo
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- CN204360672U CN204360672U CN201520034578.9U CN201520034578U CN204360672U CN 204360672 U CN204360672 U CN 204360672U CN 201520034578 U CN201520034578 U CN 201520034578U CN 204360672 U CN204360672 U CN 204360672U
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Abstract
The utility model relates to a kind of substation equipment insulating ground failure simulation device, belongs to electric system power transformation O&M technical ability practical religion training technical field.Technical scheme is: each gear switch of rotary switch one (1), one end contact resistance insulation simulation positive pole (5), and the other end connects respective resistance respectively; Each gear switch of rotary switch two (2), one end connects capacitance simulation insulation positive pole (6), and the other end connects respective electric capacity respectively; Each gear switch of rotary switch three (3), one end contact resistance insulation simulation negative pole (7), the other end connects respective resistance respectively; Each gear switch of rotary switch four (4), one end connects capacitance simulation insulation negative pole (8), and the other end connects respective electric capacity respectively; Then the earth terminal (9) of common connection control back side of panel.The utility model can be made a response in time after being convenient to operation maintenance personnel when in the face of DC ground fault and abnormal operating condition, possesses the accident condition processing power of specialty.
Description
Technical field
The utility model relates to a kind of substation equipment insulating ground failure simulation device, for the training of transformer station's operation maintenance personnel, belongs to electric system power transformation O&M technical ability practical religion training technical field.
Background technology
The green energy resource carrier that electric system is advocated as a country, helps the national economic development, for industry and numerous common people's productive life carry electric power energy.Electric system by generating electricity, transmit electricity, power transformation, the key link such as distribution form, transformer station is ingredient very important in electric system, carries the critical positions of the hinge of electric system, and converting equipment is the basic guarantee of safe power supply.The economy of develop rapidly, requires that power system safety and stability runs, and has higher requirement to power transformation operation maintenance personnel, not only possesses and carries out operation maintenance technical ability to converting equipment, also should possess the ability of emergency treatment accident.At present, the emulation training of background technology still can not meet the practical operation needs of power transformation operation maintenance personnel, particularly process the training of transforming plant DC earth fault, owing to there is no insulating ground failure simulation device, can not real simulation fault state, can make a response in time when in the face of DC ground fault and abnormal operating condition after trainee is difficult to, also be difficult to the processing power possessing accident condition.Insulating ground fault mainly comprises: monopolar grounding fault, bipolar earth fault and capacitive effect are tested; Monopolar grounding fault is pole direct short-circuit or insulating property reduction over the ground in negative or positive electrode, and an other pole insulation against ground is good; Bipolar earth fault is that positive pole and the insulation against ground simultaneously of negative pole the two poles of the earth reduce; Whether capacitive effect experiment, in the different ground capacitance situation of negative or positive electrode, can cause DC bus or branch switch misoperation during bipolar ground connection.
Utility model content
The utility model object is to provide a kind of substation equipment insulating ground failure simulation device, in education experiment for transformer station's operation maintenance personnel, phenomenon when making operation maintenance personnel conscientiously experience transforming plant DC earth fault, can make a response in time when in the face of DC ground fault and abnormal operating condition after being convenient to, possess the accident condition processing power of specialty, solve the problems referred to above existed in background technology.
The technical solution of the utility model is: a kind of substation equipment insulating ground failure simulation device, comprise control panel, four rotary switches, multiple resistance, multiple electric capacity, resistance insulation simulation positive pole, capacitance simulation insulation positive pole, resistance insulation simulation negative pole, capacitance simulation insulation negative pole, earth terminal and direct supply, the front of control panel arranges four rotary switches, rotary switch one respectively, rotary switch two, rotary switch three and rotary switch four, the back side of control panel arranges resistance insulation simulation positive pole, capacitance simulation insulation positive pole, resistance insulation simulation negative pole, capacitance simulation insulation negative pole and earth terminal.
Each gear switch of rotary switch one, one end contact resistance insulation simulation positive pole, the other end connects respective resistance respectively, then the earth terminal of common connection control back side of panel; Each gear switch of rotary switch two, one end connects capacitance simulation insulation positive pole, and the other end connects respective electric capacity respectively, then the earth terminal of common connection control back side of panel; Each gear switch of rotary switch three, one end contact resistance insulation simulation negative pole, the other end connects respective resistance respectively, then the earth terminal of common connection control back side of panel; Each gear switch of rotary switch four, one end connects capacitance simulation insulation negative pole, and the other end connects respective electric capacity respectively, then the earth terminal of common connection control back side of panel.
Resistance insulation simulation positive pole is connected the positive pole of direct supply together with capacitance simulation insulation positive pole, and resistance insulation simulation negative pole is connected the negative pole of direct supply together with capacitance simulation insulation negative pole.
First driving switch of described rotary switch one, rotary switch two, rotary switch three and rotary switch four, vacant respectively, be normal insulation gear, resistance or the capacitance values of all the other gears progressively reduce successively; Described rotary switch one and the last step switch of rotary switch three, be directly connected with earth terminal, is short circuit gear.
Adopt the utility model, by selected direct current branch by selected resistance or electric capacity through ground terminal ground, constitute the DC loop on " direct current branch-resistance or electric capacity-ground ", corresponding gear is selected by the rotary switch of control panel, namely have selected corresponding resistance or electric capacity, thus be grounded fault simulation, monopolar grounding fault, bipolar earth fault, capacitive effect test can be simulated.
The beneficial effects of the utility model are: in the education experiment for transformer station's operation maintenance personnel, phenomenon when making operation maintenance personnel conscientiously experience transforming plant DC earth fault, can make a response in time when in the face of DC ground fault and abnormal operating condition after being convenient to, possess the accident condition processing power of specialty; The utility model may be used for converting equipment O&M practical operation technical ability religion training system, realize converting equipment O&M practical operation technical ability emulation religion training, meet the requirement of " general overhaul " System Construction, solve the practical operation of operation maintenance personnel post and this urgent problem of accident treatment training, advance landing of power transformation " O&M integration ", for " three collection five are large " System Construction provides the strong talent and intelligence to ensure.
Accompanying drawing explanation
Fig. 1 is the structural representation in the utility model embodiment control panel front;
Fig. 2 is the utility model embodiment principle schematic;
Fig. 3 is the structural representation at the utility model embodiment control panel back side;
In figure: rotary switch 1, rotary switch 22, rotary switch 33, rotary switch 44, resistance insulation simulation positive pole 5, capacitance simulation insulation positive pole 6, resistance insulation simulation negative pole 7, capacitance simulation insulation negative pole 8, earth terminal 9, short circuit gear 10, control panel 11, normal insulation gear 12.
Embodiment
Below in conjunction with accompanying drawing, by embodiment, the utility model is described in further detail.
A kind of substation equipment insulating ground failure simulation device, comprise control panel 11, four rotary switches, multiple resistance, multiple electric capacity, resistance insulation simulation positive pole 5, capacitance simulation insulation positive pole 6, resistance insulation simulation negative pole 7, capacitance simulation insulation negative pole 8, earth terminal 9 and direct supply, the front of control panel arranges four rotary switches, rotary switch 1 respectively, rotary switch 22, rotary switch 33 and rotary switch 44, the back side of control panel arranges resistance insulation simulation positive pole 5, capacitance simulation insulation positive pole 6, resistance insulation simulation negative pole 7, capacitance simulation insulation negative pole 8 and earth terminal 9.
Each gear switch of rotary switch 1, one end contact resistance insulation simulation positive pole 5, the other end connects respective resistance respectively, then the earth terminal 9 of common connection control back side of panel; Each gear switch of rotary switch 22, one end connects capacitance simulation insulation positive pole 6, and the other end connects respective electric capacity respectively, then the earth terminal 9 of common connection control back side of panel; Each gear switch of rotary switch 33, one end contact resistance insulation simulation negative pole 7, the other end connects respective resistance respectively, then the earth terminal 9 of common connection control back side of panel; Each gear switch of rotary switch 44, one end connects capacitance simulation insulation negative pole 8, and the other end connects respective electric capacity respectively, then the earth terminal 9 of common connection control back side of panel.
Resistance insulation simulation positive pole 5 is connected the positive pole of direct supply together with capacitance simulation insulation positive pole 6, and resistance insulation simulation negative pole 7 is connected the negative pole of direct supply together with capacitance simulation insulation negative pole 8.
First driving switch of described rotary switch 1, rotary switch 22, rotary switch 33 and rotary switch 44, vacant respectively, be normal insulation gear 12, resistance or the capacitance values of all the other gears progressively reduce successively; Described rotary switch 1 and the last step switch of rotary switch 33, be directly connected with earth terminal 9, is short circuit gear 10.
In the present embodiment, be branch road positive electrode resistance with reference to accompanying drawing 2, R1 ~ R9, resistance value is respectively 200K, 100K, 75K, 60K, 50K, 30K, 25K, 20K, 10K; R10 ~ R18 is branch road negative pole resistance, the same to R1 ~ R9 of resistance value; C1 ~ C7 is the positive electrode capacitance of branch road, and capacitance is respectively 100uF, 60uF, 20uF, 10uF, 5uF, 2uF, 1uF; C8 ~ C14 is branch road negative pole electric capacity, the same to C1 ~ C7 of capacitance.
With reference to accompanying drawing 3, on the left of described earth terminal 9, port is minus earth, and right side port is plus earth.
Adjusting knob switch, the position of arrow points is resistance to earth or the electric capacity of connected branch road.
Before the utility model operation wiring, all rotary switches need be adjusted to normal insulation gear.
Monopolar grounding fault operates: for positive pole one pole ground connection, earth terminal 9 left terminal ground connection, and resistance insulation simulation positive pole 5 accesses bus positive pole, adjusting knob switch one, and bus positive pole shorted to earth or insulation are reduced.
Bipolar earth fault operation: the equal ground connection of earth terminal 9 left and right sides terminal, resistance insulation simulation positive pole 5 accesses bus positive pole, resistance insulation simulation negative pole 7 accesses bus negative pole, adjusting knob switch one and rotary switch 33, when making bus positive and negative electrodes in same, insulation against ground reduces, note: for the sake of security, forbids rotary switch one, rotary switch 33 to be adjusted to short circuit gear simultaneously.
Capacitive effect experimental implementation: connect by bipolar Grounding, adjusting knob switch two, rotary switch four are to certain capacitance, whether then adjusting knob switch one, rotary switch three, can cause the misoperation of switch on DC bus or branch road when insulation against ground performance reduces during observation bus positive and negative electrodes in same.
Claims (2)
1. a substation equipment insulating ground failure simulation device, it is characterized in that: comprise control panel (11), four rotary switches, multiple resistance, multiple electric capacity, resistance insulation simulation positive pole (5), capacitance simulation insulation positive pole (6), resistance insulation simulation negative pole (7), capacitance simulation insulation negative pole (8), earth terminal (9) and direct supply, the front of control panel arranges four rotary switches, rotary switch one (1) respectively, rotary switch two (2), rotary switch three (3) and rotary switch four (4), the back side of control panel arranges resistance insulation simulation positive pole (5), capacitance simulation insulation positive pole (6), resistance insulation simulation negative pole (7), capacitance simulation insulation negative pole (8) and earth terminal (9),
Each gear switch of rotary switch one (1), one end contact resistance insulation simulation positive pole (5), the other end connects respective resistance respectively, then the earth terminal (9) of common connection control back side of panel; Each gear switch of rotary switch two (2), one end connects capacitance simulation insulation positive pole (6), and the other end connects respective electric capacity respectively, then the earth terminal (9) of common connection control back side of panel; Each gear switch of rotary switch three (3), one end contact resistance insulation simulation negative pole (7), the other end connects respective resistance respectively, then the earth terminal (9) of common connection control back side of panel; Each gear switch of rotary switch four (4), one end connects capacitance simulation insulation negative pole (8), and the other end connects respective electric capacity respectively, then the earth terminal (9) of common connection control back side of panel;
Resistance insulation simulation positive pole (5) is connected the positive pole of direct supply together with capacitance simulation insulation positive pole (6), and resistance insulation simulation negative pole (7) is connected the negative pole of direct supply together with capacitance simulation insulation negative pole (8).
2. a kind of substation equipment insulating ground failure simulation device according to claim 1, it is characterized in that: first driving switch of described rotary switch one (1), rotary switch two (2), rotary switch three (3) and rotary switch four (4), vacant respectively, for normal insulation gear (12), resistance or the capacitance values of all the other gears progressively reduce successively; Described rotary switch one (1) and the last step switch of rotary switch three (3), be directly connected with earth terminal (9), be short circuit gear (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201520034578.9U CN204360672U (en) | 2015-01-19 | 2015-01-19 | A kind of substation equipment insulating ground failure simulation device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520034578.9U CN204360672U (en) | 2015-01-19 | 2015-01-19 | A kind of substation equipment insulating ground failure simulation device |
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| CN204360672U true CN204360672U (en) | 2015-05-27 |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109406956A (en) * | 2019-01-04 | 2019-03-01 | 国网江苏省电力有限公司宿迁供电分公司 | A kind of Simulation Control circuit of dynamic analog failure |
| CN109406955A (en) * | 2019-01-04 | 2019-03-01 | 国网江苏省电力有限公司宿迁供电分公司 | A kind of simulation short circuit and ground fault device |
| CN109406957A (en) * | 2019-01-04 | 2019-03-01 | 国网江苏省电力有限公司宿迁供电分公司 | A kind of fault control circuit |
| CN109459668A (en) * | 2019-01-04 | 2019-03-12 | 国网江苏省电力有限公司宿迁供电分公司 | A kind of Fault Control equipment with temperature control detection |
| CN109459667A (en) * | 2019-01-04 | 2019-03-12 | 国网江苏省电力有限公司宿迁供电分公司 | A kind of controller |
| CN109541402A (en) * | 2019-01-04 | 2019-03-29 | 国网江苏省电力有限公司宿迁供电分公司 | A kind of power grid moving die system ground connection control method |
| CN109839564A (en) * | 2019-03-13 | 2019-06-04 | 国家电网有限公司 | A kind of DC ground fault simulation box and method |
| CN109839576A (en) * | 2019-01-04 | 2019-06-04 | 国网江苏省电力有限公司宿迁供电分公司 | A kind of simulated fault device with temperature control |
| CN109932618A (en) * | 2019-01-04 | 2019-06-25 | 国网江苏省电力有限公司宿迁供电分公司 | A kind of power distribution network analog simulation equipment |
| CN113030780A (en) * | 2021-02-03 | 2021-06-25 | 国网浙江桐庐县供电有限公司 | Fault simulation device for direct current system of transformer substation |
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2015
- 2015-01-19 CN CN201520034578.9U patent/CN204360672U/en active Active
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109406956A (en) * | 2019-01-04 | 2019-03-01 | 国网江苏省电力有限公司宿迁供电分公司 | A kind of Simulation Control circuit of dynamic analog failure |
| CN109406955A (en) * | 2019-01-04 | 2019-03-01 | 国网江苏省电力有限公司宿迁供电分公司 | A kind of simulation short circuit and ground fault device |
| CN109406957A (en) * | 2019-01-04 | 2019-03-01 | 国网江苏省电力有限公司宿迁供电分公司 | A kind of fault control circuit |
| CN109459668A (en) * | 2019-01-04 | 2019-03-12 | 国网江苏省电力有限公司宿迁供电分公司 | A kind of Fault Control equipment with temperature control detection |
| CN109459667A (en) * | 2019-01-04 | 2019-03-12 | 国网江苏省电力有限公司宿迁供电分公司 | A kind of controller |
| CN109541402A (en) * | 2019-01-04 | 2019-03-29 | 国网江苏省电力有限公司宿迁供电分公司 | A kind of power grid moving die system ground connection control method |
| CN109839576A (en) * | 2019-01-04 | 2019-06-04 | 国网江苏省电力有限公司宿迁供电分公司 | A kind of simulated fault device with temperature control |
| CN109932618A (en) * | 2019-01-04 | 2019-06-25 | 国网江苏省电力有限公司宿迁供电分公司 | A kind of power distribution network analog simulation equipment |
| CN109459667B (en) * | 2019-01-04 | 2024-04-09 | 国网江苏省电力有限公司宿迁供电分公司 | Controller |
| CN109541402B (en) * | 2019-01-04 | 2024-04-16 | 国网江苏省电力有限公司宿迁供电分公司 | Grounding control method for power grid movable mould system |
| CN109839564A (en) * | 2019-03-13 | 2019-06-04 | 国家电网有限公司 | A kind of DC ground fault simulation box and method |
| CN113030780A (en) * | 2021-02-03 | 2021-06-25 | 国网浙江桐庐县供电有限公司 | Fault simulation device for direct current system of transformer substation |
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Address after: 063000 No. 7 Jianshe North Road, Hebei, Tangshan City Co-patentee after: Zhiyang Innovation Technology Co.,Ltd. Patentee after: TANGSHAN POWER SUPPLY COMPANY OF STATE GRID JIBEI ELECTRIC POWER COMPANY LIMITED Co-patentee after: STATE GRID CORPORATION OF CHINA Address before: 063000 No. 7 Jianshe North Road, Hebei, Tangshan City Co-patentee before: SHANDONG ZHIYANG ELECTRIC Co.,Ltd. Patentee before: TANGSHAN POWER SUPPLY COMPANY OF STATE GRID JIBEI ELECTRIC POWER COMPANY LIMITED Co-patentee before: State Grid Corporation of China |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200624 Address after: 063000 No. 7 Jianshe North Road, Hebei, Tangshan City Co-patentee after: STATE GRID CORPORATION OF CHINA Patentee after: TANGSHAN POWER SUPPLY COMPANY OF STATE GRID JIBEI ELECTRIC POWER COMPANY LIMITED Address before: 063000 No. 7 Jianshe North Road, Hebei, Tangshan City Co-patentee before: Zhiyang Innovation Technology Co.,Ltd. Patentee before: TANGSHAN POWER SUPPLY COMPANY OF STATE GRID JIBEI ELECTRIC POWER COMPANY LIMITED Co-patentee before: STATE GRID CORPORATION OF CHINA |