CN203504518U - High-voltage solid-state soft starter magnetic ring triggering device - Google Patents
High-voltage solid-state soft starter magnetic ring triggering device Download PDFInfo
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- CN203504518U CN203504518U CN201320634488.4U CN201320634488U CN203504518U CN 203504518 U CN203504518 U CN 203504518U CN 201320634488 U CN201320634488 U CN 201320634488U CN 203504518 U CN203504518 U CN 203504518U
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Abstract
The utility model discloses a high-voltage solid-state soft starter magnetic ring triggering device applicable to high-voltage thyristor series triggering, mainly to solve the problems that the existing high-voltage solid-state soft starter mainly adopts optical fiber triggering and needs a large number of optical fibers; the whole device can not operate normally as long as one single optical fiber fails; and the cost of the optical fiber material is high. Two output ends of a high-frequency pulse induction circuit are respectively connected with a positive thyristor triggering circuit and a reverse thyristor triggering circuit; output ends of the positive thyristor triggering circuit and the reverse thyristor triggering circuit are connected with a thyristor protection circuit; and the high-frequency pulse induction circuit is that high-frequency pulse signals of a high-frequency pulse generator respectively pass through two magnetic rings via high-voltage cables. According to the high-voltage solid-state soft starter magnetic ring triggering device, three high-voltage cables can be adopted for transmitting triggering signals to 30 thyristors, high voltage and low voltage can be effectively isolated via high-voltage cable insulation, the structure is simple, the cost is low, and fault points are few.
Description
Technical field
The utility model relates to high-voltage solid-state soft initiator magnet ring trigger equipment, is applicable to some industrial and minerals that high-voltage thyristor series connection triggers, as high pressure soft starting field, and high-voltage capacitance thyristor throw-cut device field.
Background technology
Current high-voltage solid-state soft starting device, the controllable silicon of high-voltage thyristor capacitor switching device triggers loop and triggers for high voltage/low voltage effectively being kept apart to main employing optical fiber, high-pressure installation 10KV electric pressure adopts 30 controllable silicon connection in series-parallel, 6KV electric pressure adopts 18 controllable silicon connection in series-parallel to connect, the number of fibers needing is a lot, 10KV electric pressure device needs 60 optical fiber, 6KV electric pressure device needs 36 optical fiber, number of fibers is various, arrange more mixed and disorderly, as long as and have a fiber failure to cause whole device normally to work, in addition due to fiber optic materials, fiber optic emitter, receiver price comparison is high, increased the manufacturing cost of equipment.
Summary of the invention
The purpose of this utility model is provide for above-mentioned deficiency a kind of simple in structure, and device is few, and cost is low, the high-voltage solid-state soft initiator magnet ring trigger equipment that fault point is few.
Technical solution of the present utility model is
:high-voltage solid-state soft initiator magnet ring trigger equipment is: two outputs of high-frequency impulse sensor circuit connect respectively forward thyristor gating circuit and reverse thyristor gating circuit; forward thyristor gating circuit and oppositely the output termination silicon controlled rectifier protecting circuit of thyristor gating circuit, described high-frequency impulse sensor circuit is that the high-frequency pulse signal of high frequency pulse generator passes respectively two magnet rings by high-tension cable.
Forward thyristor gating circuit described in technical solution of the present utility model is diode D
3, resistance R
3, capacitor C
1parallel circuits meets respectively controllable silicon J
1control utmost point G and negative electrode K, diode D
1with the coil ML on magnet ring in high-frequency impulse sensor circuit
1after series connection, be attempted by controllable silicon J
1control utmost point G and high negative electrode K on.
Diode D described in technical solution of the present utility model
3, resistance R
3, capacitor C
3on parallel circuits, be parallel with resistance R
1with light-emitting diode D
5series circuit.
Reverse thyristor gating circuit described in technical solution of the present utility model is diode D
4, resistance R
4, capacitor C
2parallel circuits meets respectively controllable silicon J
2control utmost point G and negative electrode K, diode D
2with the coil ML on magnet ring in high-frequency impulse sensor circuit
2after series connection, be attempted by controllable silicon J
2control utmost point G and negative electrode K on.
Diode D described in technical solution of the present utility model
4, resistance R
4, capacitor C
2on parallel circuits, be parallel with resistance R
2with light-emitting diode D
6series circuit.
Silicon controlled rectifier protecting circuit described in technical solution of the present utility model is to form one group by discharge tube P parallel connection, in series by this parallel circuits of at least 6 groups.
High-voltage solid-state soft initiator magnet ring trigger equipment of the present utility model is a kind of trigger equipment, as long as it adopt the high-tension cable of 10 squares of 34 ∽, send triggering signal (high-frequency impulse) to high-tension cable, by high-tension cable, pass magnet ring, by magnet ring, respond to and by circuits for triggering, send triggering signal to high-voltage thyristor, like this, only needed 3 high-tension cables just triggering signal can be passed to 30 controllable silicons, owing to adopting a high-tension cable transmission, adopt identical magnet ring induction, produce like this (10KV electric pressure 10 tunnels, 10 road, 6KV electric pressure 6 tunnels/each phase) triggering signal is basically identical, by the insulation of high-tension cable, high pressure (thyristor gating circuit) and low pressure (controllable silicon high frequency trigger signal) are effectively kept apart, and simple in structure, device cost is low, fault point is few.
Accompanying drawing explanation
Fig. 1 is block diagram of the present utility model.
Fig. 2 is electrical schematic diagram of the present utility model.
Embodiment
As shown in Figure 1; high-frequency impulse sensor circuit 1 is provided with two outputs; these two outputs connect respectively forward thyristor gating circuit 2 and reverse thyristor gating circuit 3, forward thyristor gating circuit 2 and oppositely the output termination silicon controlled rectifier protecting circuit 4 of thyristor gating circuit 3.
As shown in Figure 2, high-frequency impulse sensor circuit 1 is that the high-frequency pulse signal that high frequency pulse generator 5 sends passes respectively magnet ring 7,8 by two high-tension cables 6, by the coil ML on magnet ring 7,8
1and ML
2export induced signal to forward thyristor gating circuit 2 and reverse thyristor gating circuit 3; Forward thyristor gating circuit 2 is by diode D
3, resistance R
3, capacitor C
1, parallel connection is used as fly-wheel diode, the two ends of this parallel circuits meet respectively controllable silicon J
1control utmost point G and negative electrode K; Diode D
1with the coil ML on magnet ring 7
1the control utmost point G and the negative electrode K that after series connection, are attempted by controllable silicon J1 are upper, and high-frequency induction pulse signal is by being connected on coil ML
1on diode D
1, then and resistance R
3, capacitor C
1parallel connection, forms spike circuits for triggering, at diode D
3, resistance R
3, capacitor C
1on parallel circuits, be also parallel with resistance R
1with light-emitting diode D
5series circuit, is used for showing forward controllable silicon J
1triggering signal; Oppositely thyristor gating circuit 3 is by diode D
4, resistance R
4, capacitor C
2parallel connection is used as fly-wheel diode, and the two ends of this parallel circuits meet respectively controllable silicon J
2control utmost point G and negative electrode K, diode D
2with the coil ML on magnet ring 8
2after series connection, be attempted by controllable silicon J
2control utmost point G and negative electrode K upper, high-frequency induction pulse signal is by being connected on coil ML
2on diode D
2, then and resistance R
4, capacitor C
2parallel connection, forms spike circuits for triggering, at diode D
4, resistance R
4, capacitor C
2on parallel circuits, be also parallel with resistance R
2with light-emitting diode D
6series circuit, is used for showing reverse controllable silicon J
2triggering signal; Silicon controlled rectifier protecting circuit 4 is to form one group by a resistance R and discharge tube P parallel connection, and by this parallel circuits of at least 6 groups silicon controlled rectifier protecting circuit 4 in series, one end of silicon controlled rectifier protecting circuit 4 is by resistance R P
1with the diode D in forward thyristor gating circuit 2
1serial connection, the other end of silicon controlled rectifier protecting circuit 4 is by resistance R P
2with the diode D in reverse thyristor gating circuit 3
2serial connection, forms controllable silicon discharge tube protective circuit.
Operation principle: the high-frequency pulse signal of high-frequency impulse sensor circuit 1 is issued respectively forward and reverse thyristor gating circuit 2,3 by signal, by the coil ML on magnet ring 7,8 after responding to through magnet ring 7,8 by high-tension cable 6
1and ML
2high-frequency pulse signal after induction is issued controllable silicon through being shaped to spike, and protective circuit 4 works release Lightning Transient overcurrent and over-voltage effect.When applied voltage increases to the dielectric strength over gas; the gap of two interpolars is by discharge breakdown; by original state of insulation, be converted into conduction state; voltage after conducting between discharge tube the two poles of the earth maintains the residual voltage level that electric arc channel determines of putting, and for the protection of controllable silicon, is struck by lightning or additional too high voltages is damaged.
Claims (6)
1. a high-voltage solid-state soft initiator magnet ring trigger equipment; it is characterized in that: two outputs of high-frequency impulse sensor circuit (1) connect respectively forward thyristor gating circuit (2) and reverse thyristor gating circuit (3); forward thyristor gating circuit (2) and oppositely the output termination silicon controlled rectifier protecting circuit (4) of thyristor gating circuit (3), described high-frequency impulse sensor circuit (1) is that the high-frequency pulse signal of high frequency pulse generator (5) passes respectively two magnet rings (7,8) by high-tension cable (6).
2. high-voltage solid-state soft initiator magnet ring trigger equipment according to claim 1, is characterized in that: described forward thyristor gating circuit (2) is diode D
3, resistance R
3, capacitor C
1parallel circuits meets respectively control utmost point G and the negative electrode K of controllable silicon J1, diode D
1with the coil ML on magnet ring (7) in high-frequency impulse sensor circuit (1)
1after series connection, be attempted by controllable silicon J
1control utmost point G and negative electrode K on.
3. high-voltage solid-state soft initiator magnet ring trigger equipment according to claim 2, is characterized in that: described diode D
3, resistance R
3, capacitor C
3on parallel circuits, be parallel with resistance R
1with light-emitting diode D
5series circuit.
4. high-voltage solid-state soft initiator magnet ring trigger equipment according to claim 1, is characterized in that: described reverse thyristor gating circuit (3) is diode D
4, resistance R
4, capacitor C
2parallel circuits meets respectively controllable silicon J
2control utmost point G and negative electrode K, diode D
2with the coil ML on magnet ring (8) in high-frequency impulse sensor circuit (1)
2after series connection, be attempted by controllable silicon J
2control utmost point G and negative electrode K on.
5. high-voltage solid-state soft initiator magnet ring trigger equipment according to claim 4, is characterized in that: described diode D
4, resistance R
4, capacitor C
2on parallel circuits, be parallel with resistance R
2with light-emitting diode D
6series circuit.
6. high-voltage solid-state soft initiator magnet ring trigger equipment according to claim 1, is characterized in that: described silicon controlled rectifier protecting circuit (4) is to form one group by discharge tube P parallel connection, in series by this parallel circuits of at least 6 groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320634488.4U CN203504518U (en) | 2013-10-15 | 2013-10-15 | High-voltage solid-state soft starter magnetic ring triggering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320634488.4U CN203504518U (en) | 2013-10-15 | 2013-10-15 | High-voltage solid-state soft starter magnetic ring triggering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203504518U true CN203504518U (en) | 2014-03-26 |
Family
ID=50335458
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320634488.4U Expired - Fee Related CN203504518U (en) | 2013-10-15 | 2013-10-15 | High-voltage solid-state soft starter magnetic ring triggering device |
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|---|---|
| CN (1) | CN203504518U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106093656A (en) * | 2016-07-19 | 2016-11-09 | 襄阳赛克斯电气股份有限公司 | High-voltage solid-state soft initiator controllable silicon on-line condition monitoring device |
| CN106559064A (en) * | 2015-09-30 | 2017-04-05 | 郑州建豪电器技术有限公司 | 35kV high-voltage thyristors series connection valve body electromagnetic actuator device |
| CN109167534A (en) * | 2018-09-26 | 2019-01-08 | 上海雷诺尔科技股份有限公司 | A kind of mesohigh solid state motor soft starter high-frequency isolation power supply circuit |
| CN109286340A (en) * | 2018-09-26 | 2019-01-29 | 上海雷诺尔科技股份有限公司 | Mesohigh solid state motor soft starter three-phase controllable silicon passive drive isolation circuit |
| CN112366810A (en) * | 2020-11-19 | 2021-02-12 | 沈阳诚高科技股份有限公司 | High-voltage solid-state dual-power switching device of data center |
-
2013
- 2013-10-15 CN CN201320634488.4U patent/CN203504518U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106559064A (en) * | 2015-09-30 | 2017-04-05 | 郑州建豪电器技术有限公司 | 35kV high-voltage thyristors series connection valve body electromagnetic actuator device |
| CN106093656A (en) * | 2016-07-19 | 2016-11-09 | 襄阳赛克斯电气股份有限公司 | High-voltage solid-state soft initiator controllable silicon on-line condition monitoring device |
| CN109167534A (en) * | 2018-09-26 | 2019-01-08 | 上海雷诺尔科技股份有限公司 | A kind of mesohigh solid state motor soft starter high-frequency isolation power supply circuit |
| CN109286340A (en) * | 2018-09-26 | 2019-01-29 | 上海雷诺尔科技股份有限公司 | Mesohigh solid state motor soft starter three-phase controllable silicon passive drive isolation circuit |
| CN112366810A (en) * | 2020-11-19 | 2021-02-12 | 沈阳诚高科技股份有限公司 | High-voltage solid-state dual-power switching device of data center |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140326 Termination date: 20181015 |