CN202260425U - Master-slave type double-side inter-tripping device adopting control cable transmission way - Google Patents
Master-slave type double-side inter-tripping device adopting control cable transmission way Download PDFInfo
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- CN202260425U CN202260425U CN2011203714255U CN201120371425U CN202260425U CN 202260425 U CN202260425 U CN 202260425U CN 2011203714255 U CN2011203714255 U CN 2011203714255U CN 201120371425 U CN201120371425 U CN 201120371425U CN 202260425 U CN202260425 U CN 202260425U
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Abstract
A master-slave type double-side inter-tripping device adopting a control cable transmission way relates to the technical field of breakers, and is characterized in that: a 1-pin and a 3-pin of a first breaker (F14) in a first traction substation (a) of the master-slave type double-side inter-tripping device are respectively connected with a 220V DC L- and a 220V DC L+, a 5-pin of the first breaker (F14) is respectively connected with upper ends of contacts of a first contactor (K15) and a second contactor (K54); a 2-pin of the first breaker (F14) is connected to a second traction substation (b), a 4-pin of the first breaker (F14) is connected with a coil of a first relay (K34), two ends of the first relay (K34) are connected in parallel with resistors (R34); and the coil of the first relay (K34), a 6-pin of the first breaker (F14), and lower ends of the contacts of the first contactor (K15) and the second contactor (K54) are all connected to the second traction substation (b). The master-slave type double-side inter-tripping device of the utility model has the advantages of visual and convenient use, strong anti-interference capability, and reliable working; in addition, the master-slave type double-side inter-tripping device also greatly promotes an anti-interference capability of a cable for transmitting a pulse signal, thus a system can operate stably and safely.
Description
Technical field
The utility model relates to breaker technical field, is specifically related to a kind of master-slave type interlock tripper that adopts the control cable transmission.
Background technology
DC traction power-supply system has several kilometers distance between adjacent two traction substations, and every all uplink and downlink insulated electro segmentations of traction have four power supply zones in electric segmentation two sides.In order to guarantee the reliability service of train, usually every power supply zone is adopted the corresponding feeder line circuit breaker two-side feeding of adjacent traction.When near certain traction institute during failed because, the circuit breaker fast trip that this is supplied power, and several kilometers another outer circuit breakers maybe not can trip, the far-end short circuit current possibly cause overload harm to contact line.Therefore must set up bilateral jumping protection, only make the feeder line circuit breaker disjunction of adjacent institute two-side feeding, could thoroughly isolated fault.
When certain draws institute's off-the-line; Two of this institute vertical electric isolating switchs that join close a floodgate, and with uplink and downlink electricity segmentation short circuit, constitute big two-side feeding by the traction of off-the-line institute two sides and concern; The control cable transmission that will set up simultaneously big bilateral jumping connects, and accomplishes the switching on big bilateral rebound road.
The electric fault of traction institute has two types of overcurrent fault and direct current cabinet frame work faults usually, and during over current fault, two feeder line circuit breakers of bilateral jumping allow to carry out the load detecting automatic reclosing, successfully just can restore electricity fast like reclosing; During to the framework fault; All dc circuit breakers of this institute with in compress into line circuit breaker trip and locking; Join to jump adjacent corresponding dc circuit breaker and do not allow automatic reclosing; Promptly joining jumping transmission signal has two kinds of signals usually, and it is an acknowledging relay that sends to reciever through the pair of control cable.
The transmission of the bilateral jumping of several kilometers distances has kinds of schemes; Mainly contain following four kinds what China had implemented at present: 1, electronic type 8 passage sending modules 8 passages are accepted module and telecommunication cable transmission plan: the instrumentation debugging maintenance; Complicated operation; Product cost is high, and antijamming capability is the poorest, and functional reliability is minimum; 2, the bilateral jumping of optical fiber communication scheme: instrumentation and specific purpose tool, operation is complicated especially, and product cost is the highest, and the optical fiber antijamming capability is strong, and other aspects are too complicated, and ability is general, and functional reliability is high; 3, the control cable transmission plan is adopted in the bilateral jumping of master-slave type: simple, intuitive, and easy to operate, product cost is low, and receiving relay is installed additional build-out resistor, and antijamming capability is strong, and functional reliability is high; 4, the control cable transmission plan is adopted in the bilateral jumping of peer-type: send with the receiving terminal acknowledging relay and move simultaneously, whether lean on logic analysis to differentiate to distinguish acknowledge(ment) signal, product cost is low, and antijamming capability is stronger, and functional reliability is high.
Summary of the invention
The purpose of the utility model provides the master-slave type interlock tripper that adopts the control cable transmission; It is easy to use directly perceived, stronger antijamming capability is arranged, reliable operation; Make the antijamming capability of cable transmission pulse signal big lifting arranged, system's stable and safe in operation.
In order to solve the existing problem of background technology; The utility model is to adopt following technical scheme: it comprises primary circuit 1, up net-fault secondary circuit 2 and descending net-fault secondary circuit 3, and primary circuit 1, up net-fault secondary circuit 2 and descending net-fault secondary circuit 3 interconnect.
Described up net-fault secondary circuit 2 is identical with descending net-fault secondary circuit 3 structures.
Described primary circuit 1 comprises the left adjacent TPS1 of institute, the traction TPS2 of institute and the right adjacent TPS3 of institute; There are four power supply zones the up contact line of the traction TPS2 of institute and descending contact line electricity segmentation both sides; Every subregion is connected with the left adjacent TPS1 of institute, the corresponding feeder line of the right adjacent TPS3 of institute by the traction TPS2 of institute; And the circuit breaker DZ upper end of the left adjacent TPS1 of institute, the traction TPS2 of institute and the right adjacent TPS3 of institute all is connected with DC 1500V L+ bus; Its circuit breaker lower end all is connected with the upper end of online switch Q; The lower end of online switch Q is connected with descending contact line electricity segmentation both sides with up contact line respectively, and electric segmentation lower end respectively and connect first vertical isolating switch 2113 and second vertical isolating switch 2124.
The TPS2 of institute is identical with the right adjacent TPS3 of institute structure for the TPS1 of the adjacent institute in a described left side, traction.
Described up net-fault secondary circuit 2 comprises a traction a of institute, No. two traction b of institute and No. three traction c of institute; The upper end of a traction a of institute, No. two traction b of institute and No. three traction c of institute is connected with 220V DC L-with 220V DC L+ respectively, and the lower end of a traction a of institute and No. three traction c of institute all is connected with No. two traction b of institute.
1 pin of the first circuit breaker F14 is connected with 220V DC L+ with 220V DC L-respectively with 3 pin among the described traction a of institute; Its 5 pin is connected with the contact upper end of the first contactor K15 and the second contactor K54 respectively; 2 pin of the first circuit breaker F14 are connected to the traction b of institute No. two; 4 pin of the first circuit breaker F14 are connected with the coil of first relay K 34, and first relay K, 34 two ends and be connected to resistance R 34; The contact lower end of 6 pin of the coil of first relay K 34, the first circuit breaker F14, the first contactor K15 and the second contactor K54 all is connected to the traction b of institute No. two.
1 pin of the second circuit breaker F12 is connected with 220V DC L+ with 220V DC L-respectively with 3 pin among the described No. three traction c of institute; Its 5 pin is connected with the contact upper end of the first contactor K15 and the 3rd contactor K52 respectively; 2 pin of the second circuit breaker F12 are connected to the traction b of institute No. two; 4 pin of the second circuit breaker F12 are connected with the coil of second relay K 32, and second relay K, 32 two ends and be connected to resistance R 32; The contact lower end of 6 pin of the coil of second relay K 32, the second circuit breaker F12, the first contactor K15 and the 3rd contactor K52 all is connected to the traction b of institute No. two.
Coil one end that relay K 240 is changed in the described No. two traction b of the institute big bilateral redirect in middle part is connected with 220V DC L-; The auxiliary contact of its other end through second vertical isolating switch 2124 is connected with 220V DC L+, and big bilateral redirect is changed between the coil both upper ends thereof of relay K 240 and is connected to diode; No. two the traction b of institute left side is provided with and No. three identical structures of the traction c of institute, and No. two traction institute b right side is provided with and the identical structure of the traction a of institute, and its lower end all is connected with the expansion contact that relay K 240 coil lower ends are changed in big bilateral redirect.
The contact lower end of 6 pin, the first contactor K15 and the second contactor K54 of the coil of 2 pin of the first circuit breaker F14, first relay K 34, the first circuit breaker F14 all is connected to No. two and draws expansion contact one side that relay K 240 coil lower ends are changed in big bilateral redirect among the b of institute among the described traction a of institute.
The contact lower end of 6 pin, the first contactor K15 and the 3rd contactor K52 of the coil of 2 pin, second relay K 32 of the second circuit breaker F12, the second circuit breaker F12 all is connected to the expansion contact opposite side that relay K 240 coil lower ends are changed in big bilateral redirect among No. two traction b of institute among the described No. three traction c of institute.
The utlity model has following beneficial effect:
1, join behind the traction institute main circuit breaker fault trip adjacent institute beyond the jumping figure kilometer from circuit breaker, it is transmission medium that the armouring of having used standard specification shields control cable, easy to use intuitively have a stronger antijamming capability.
2, realize the switching of big bilateral jumping with vertical 2 expansion relays that join the isolating switch drive, its reliable operation.
3, in acknowledging relay coil two ends parallel connections build-out resistor, do to join with direct current 220VDC or 110VDC and jump driving power, make the antijamming capability of cable transmission pulse signal big lifting arranged, system's stable and safe in operation.
4, distinguishing two kinds of fault-signals of different nature that a pair of cable transmission is come with the time width of acknowledging relay adhesive, is a kind of both economical and reliable method of discrimination.
Description of drawings:
Fig. 1 is the structural representation of the utility model,
Fig. 2 is the structural representation of primary circuit in the utility model,
Fig. 3 is the structural representation of up net-fault secondary circuit in the utility model.
Embodiment:
With reference to Fig. 1-Fig. 3, this embodiment adopts following technical scheme: it comprises primary circuit 1, up net-fault secondary circuit 2 and descending net-fault secondary circuit 3, and primary circuit 1, up net-fault secondary circuit 2 and descending net-fault secondary circuit 3 interconnect.
Described up net-fault secondary circuit 2 is identical with descending net-fault secondary circuit 3 structures.
Described primary circuit 1 comprises the left adjacent TPS1 of institute, the traction TPS2 of institute and the right adjacent TPS3 of institute; There are four power supply zones the up contact line of the traction TPS2 of institute and descending contact line electricity segmentation both sides; Every subregion is connected with the left adjacent TPS1 of institute, the corresponding feeder line of the right adjacent TPS3 of institute by the traction TPS2 of institute; And the circuit breaker DZ upper end of the left adjacent TPS1 of institute, the traction TPS2 of institute and the right adjacent TPS3 of institute all is connected with DC 1500V L+ bus; Its circuit breaker lower end all is connected with the upper end of online switch Q; The lower end of online switch Q is connected with descending contact line electricity segmentation both sides with up contact line respectively, and electric segmentation lower end respectively and connect first vertical isolating switch 2113 and second vertical isolating switch 2124.
The TPS2 of institute is identical with the right adjacent TPS3 of institute structure for the TPS1 of the adjacent institute in a described left side, traction.
Described up net-fault secondary circuit 2 comprises a traction a of institute, No. two traction b of institute and No. three traction c of institute; The upper end of a traction a of institute, No. two traction b of institute and No. three traction c of institute is connected with 220V DC L-with 220V DC L+ respectively, and the lower end of a traction a of institute and No. three traction c of institute all is connected with No. two traction b of institute.
1 pin of the first circuit breaker F14 is connected with 220V DC L+ with 220V DC L-respectively with 3 pin among the described traction a of institute; Its 5 pin is connected with the contact upper end of the first contactor K15 and the second contactor K54 respectively; 2 pin of the first circuit breaker F14 are connected to the traction b of institute No. two; 4 pin of the first circuit breaker F14 are connected with the coil of first relay K 34, and first relay K, 34 two ends and be connected to resistance R 34; The contact lower end of 6 pin of the coil of first relay K 34, the first circuit breaker F14, the first contactor K15 and the second contactor K54 all is connected to the traction b of institute No. two.
1 pin of the second circuit breaker F12 is connected with 220V DC L+ with 220V DC L-respectively with 3 pin among the described No. three traction c of institute; Its 5 pin is connected with the contact upper end of the first contactor K15 and the 3rd contactor K52 respectively; 2 pin of the second circuit breaker F12 are connected to the traction b of institute No. two; 4 pin of the second circuit breaker F12 are connected with the coil of second relay K 32, and second relay K, 32 two ends and be connected to resistance R 32; The contact lower end of 6 pin of the coil of second relay K 32, the second circuit breaker F12, the first contactor K15 and the 3rd contactor K52 all is connected to the traction b of institute No. two.
Coil one end that relay K 240 is changed in the described No. two traction b of the institute big bilateral redirect in middle part is connected with 220V DC L-; The auxiliary contact of its other end through second vertical isolating switch 2124 is connected with 220V DC L+, and big bilateral redirect is changed between the coil both upper ends thereof of relay K 240 and is connected to diode; No. two the traction b of institute left side is provided with and No. three identical structures of the traction c of institute, and No. two traction institute b right side is provided with and the identical structure of the traction a of institute, and its lower end all is connected with the expansion contact that relay K 240 coil lower ends are changed in big bilateral redirect.
The contact lower end of 6 pin, the first contactor K15 and the second contactor K54 of the coil of 2 pin of the first circuit breaker F14, first relay K 34, the first circuit breaker F14 all is connected to No. two and draws expansion contact one side that relay K 240 coil lower ends are changed in big bilateral redirect among the b of institute among the described traction a of institute.
The contact lower end of 6 pin, the first contactor K15 and the 3rd contactor K52 of the coil of 2 pin, second relay K 32 of the second circuit breaker F12, the second circuit breaker F12 all is connected to the expansion contact opposite side that relay K 240 coil lower ends are changed in big bilateral redirect among No. two traction b of institute among the described No. three traction c of institute.
The principle of this embodiment is: like Fig. 2, the traction up contact line of the TPS2 of institute and descending contact line electricity segmentation two sides have 4 power supply zones, every subregion by the traction TPS2 of institute with about adjacent corresponding feeder line circuit breaker two-side feeding.
Like Fig. 3; The expansion relay that relay K 240 is second vertical isolating switch 2124 auxiliary contacts is changed in big bilateral redirect; When second vertical isolating switch 2124 closes a floodgate; The expansion contact that relay K 240 is changed in big bilateral redirect is also all closed, and it realizes the conversion of big bilateral jumping with 2 pairs of upload control cables butt joint one by one each other automatically of two sides with simple and reliable mode.
When second vertical isolating switch 2124 separating brakes; Big bilateral redirect is changed relay K 240 and is discharged; Its left and right sides respectively has 2 pairs of control cable to receive several kilometers two outer adjacent institutes, to the traction TPS2 of institute, in 2 pairs of cables in left side; Above a pair ofly receive cables for joining jumper connection, second relay K 32 is from the signal acknowledging relay; Below a pair ofly be used for sending the fault main signal for join to jump sending cable, identical about 2 pairs of cables on right side with the right side.The first contactor K15 and the 3rd contactor K52 contact master of every group of parallel connection send signal, receive only relay with corresponding one of adjacent institute and dock.
Every group joins jumping and sends signal by the first contactor K15 and the parallel connection of the 3rd contactor K52 fault-signal; Wherein the first contactor K15 is the overcurrent fault signal; The 3rd contactor K52 is the framework fault-signal; Two kinds of signals send to same acknowledging relay, and reciever can adopt the PLC controller or the time relay judged by the time width of electricity to receiving relay, can distinguish two kinds of fault-signals; Wherein the first contactor K15 contact closure time was short pulse (for example being 1 second), and the 3rd contactor K52 contact closure time was broad pulse (for example being 3 seconds).
This embodiment adopts the DC power supply of 220V DC or 110V DC, as the driving power of several kilometers control cable transmission.Join jumper connection and receive the suitable resistors match of relay coil two ends parallel connection; Overvoltage in the time of can subduing relay coil release on the one hand; Effective current value when the more important thing is cable transmission increases; Under high DC power supply drives, produce certain transmission current again, thereby improved the antijamming capability of length Distance Transmission signal greatly like this.
This embodiment is easy to use directly perceived, and stronger antijamming capability is arranged, and reliable operation makes the antijamming capability of cable transmission pulse signal big lifting arranged, system's stable and safe in operation.
Claims (6)
1. adopt the master-slave type interlock tripper of control cable transmission; It comprises primary circuit (1), up net-fault secondary circuit (2) and descending net-fault secondary circuit (3); Primary circuit (1), up net-fault secondary circuit (2) and descending net-fault secondary circuit (3) interconnect; It is characterized in that described up net-fault secondary circuit (2) comprises a traction institute (a), No. two traction institutes (b) and No. three traction institutes (c); No. one traction institute (a), No. two traction institutes (b) and the upper end of No. three traction institutes (c) are connected with 220V DC L-with 220V DC L+ respectively, and the lower end of a traction institute (a) and No. three traction institutes (c) all is connected with No. two traction institutes (b); 1 pin of first circuit breaker (F14) is connected with 220V DC L+ with 220V DC L-respectively with 3 pin in the described traction institute (a); Its 5 pin is connected with the contact upper end of first contactor (K15) and second contactor (K54) respectively; 2 pin of first circuit breaker (F14) are connected to traction institute (b) No. two; 4 pin of first circuit breaker (F14) are connected with the coil of first relay (K34), and first relay (K34) two ends and be connected to resistance (R34); The contact lower end of 6 pin of the coil of first relay (K34), first circuit breaker (F14), first contactor (K15) and second contactor (K54) all is connected to traction institute (b) No. two;
1 pin of second circuit breaker (F12) is connected with 220V DC L+ with 220V DC L-respectively with 3 pin in the described No. three traction institutes (c); Its 5 pin is connected with the contact upper end of first contactor (K15) and the 3rd contactor (K52) respectively; 2 pin of second circuit breaker (F12) are connected to traction institute (b) No. two; 4 pin of second circuit breaker (F12) are connected with the coil of second relay (K32), and second relay (K32) two ends and be connected to resistance (R32); The contact lower end of 6 pin of the coil of second relay (K32), second circuit breaker (F12), first contactor (K15) and the 3rd contactor (K52) all is connected to traction institute (b) No. two.
2. the master-slave type interlock tripper of employing control cable transmission according to claim 1; It is characterized in that described primary circuit (1) comprises left adjacent institute (TPS1), traction institute (TPS2) and right adjacent institute (TPS3); There are four power supply zones the up contact line of traction institute (TPS2) and descending contact line electricity segmentation both sides; Every subregion is connected with left adjacent institute (TPS1), the corresponding feeder line of right adjacent institute (TPS3) by traction institute (TPS2); And circuit breaker (DZ) upper end of left adjacent institute (TPS1), traction institute (TPS2) and right adjacent institute (TPS3) all is connected with DC 1500V L+ bus; Its circuit breaker lower end all is connected with the upper end of online switch (Q); The lower end of online switch (Q) is connected with descending contact line electricity segmentation both sides with up contact line respectively, and electric segmentation lower end respectively and connect first vertical isolating switch (2113) and second vertical isolating switch (2124).
3. the master-slave type interlock tripper of employing control cable transmission according to claim 1; It is characterized in that coil one end that relay (K240) is changed in described No. two traction institutes (b) the big bilateral redirect in middle part is connected with 220V DC L-; The auxiliary contact of its other end through second vertical isolating switch (2124) is connected with 220V DC L+, and big bilateral redirect is changed between the coil both upper ends thereof of relay (K240) and is connected to diode; No. two traction institutes (b) left side is provided with and No. three identical structures of traction institute (c); No. two traction institute (b) right side is provided with and the identical structure of traction institute (a), and its lower end all is connected with the expansion contact that relay (K240) coil lower end is changed in big bilateral redirect.
4. the master-slave type interlock tripper of employing control cable according to claim 1 transmission, the contact lower end of 6 pin, first contactor (K15) and second contactor (K54) that it is characterized in that coil, first circuit breaker (F14) of 2 pin, first relay (K34) of first circuit breaker (F14) in the described traction institute (a) all is connected to No. two and draws expansion contact one side that relay (K240) coil lower end is changed in big bilateral redirect in the institutes (b);
The contact lower end of 6 pin, first contactor (K15) and the 3rd contactor (K52) of the coil of 2 pin of second circuit breaker (F12), second relay (K32), second circuit breaker (F12) all is connected to and draws the expansion contact opposite side that relay (K240) coil lower end is changed in big bilateral redirect in the institutes (b) for No. two in described No. three tractions institutes (c).
5. the master-slave type interlock tripper of employing control cable according to claim 1 transmission is characterized in that the adjacent institute in a described left side (TPS1), traction institute (TPS2) are identical with right adjacent institute (TPS3) structure.
6. the master-slave type interlock tripper of employing control cable transmission according to claim 1 is characterized in that described up net-fault secondary circuit (2) is identical with descending net-fault secondary circuit (3) structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203714255U CN202260425U (en) | 2011-09-28 | 2011-09-28 | Master-slave type double-side inter-tripping device adopting control cable transmission way |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203714255U CN202260425U (en) | 2011-09-28 | 2011-09-28 | Master-slave type double-side inter-tripping device adopting control cable transmission way |
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| CN202260425U true CN202260425U (en) | 2012-05-30 |
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| CN2011203714255U Expired - Fee Related CN202260425U (en) | 2011-09-28 | 2011-09-28 | Master-slave type double-side inter-tripping device adopting control cable transmission way |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104934949A (en) * | 2015-05-15 | 2015-09-23 | 广州白云电器设备股份有限公司 | Optical fibre communication-based two way inter-tripping protection system for DC traction power supply system |
| CN106476626A (en) * | 2015-08-27 | 2017-03-08 | 中车大连电力牵引研发中心有限公司 | Railcar auxiliary power supply extends system |
| WO2017125011A1 (en) * | 2016-01-19 | 2017-07-27 | 中铁第四勘察设计院集团有限公司 | Method for recovering power supply after tripping activated for direct-current ground protection |
-
2011
- 2011-09-28 CN CN2011203714255U patent/CN202260425U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104934949A (en) * | 2015-05-15 | 2015-09-23 | 广州白云电器设备股份有限公司 | Optical fibre communication-based two way inter-tripping protection system for DC traction power supply system |
| CN104934949B (en) * | 2015-05-15 | 2017-11-03 | 广州白云电器设备股份有限公司 | DC traction power-supply system two-sided anti-interference protection system based on fiber optic communication |
| CN106476626A (en) * | 2015-08-27 | 2017-03-08 | 中车大连电力牵引研发中心有限公司 | Railcar auxiliary power supply extends system |
| WO2017125011A1 (en) * | 2016-01-19 | 2017-07-27 | 中铁第四勘察设计院集团有限公司 | Method for recovering power supply after tripping activated for direct-current ground protection |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120530 Termination date: 20150928 |
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