CN205158000U - Control system recloses - Google Patents
Control system recloses Download PDFInfo
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- CN205158000U CN205158000U CN201520782488.8U CN201520782488U CN205158000U CN 205158000 U CN205158000 U CN 205158000U CN 201520782488 U CN201520782488 U CN 201520782488U CN 205158000 U CN205158000 U CN 205158000U
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- reclosing
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- pressure
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- 238000006243 chemical reaction Methods 0.000 claims description 10
- 238000004891 communication Methods 0.000 claims description 6
- 238000001514 detection method Methods 0.000 abstract description 5
- 239000003990 capacitor Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The utility model discloses a control system recloses, include: weigh switching -on device, reclose control circuit and non -pressure detection device, it passes through to reclose control circuit non -pressure detection device with heavy switching -on device connects, wherein, non -pressure detection device is used for detecting heavy switching -on device's voltage heavy switching -on device's voltage is zero hour, intercommunication heavy switching -on device with control circuit recloses. Reclose the return circuit with during heavy switching -on device intercommunication heavy switching -on device tripping operation back, control heavy switching -on device carries out automatic combined floodgate, has improved work efficiency to power -off time has been shortened. Non -pressure detection device can guarantee heavy switching -on device's voltage carries out safe reclosing for the zero hour, avoids reclosing electrified operation, the security height heavily thrown.
Description
Technical field
The utility model relates to electric power system technical field, in particular, relates to a kind of reclosing control system.
Background technology
After electric power system mesohigh circuit occurs the fault such as phase fault or phase broken string ground connection, for protecting the person, electrical network and device security, the switch in incoming call direction must be disconnected with the mode isolated fault had a power failure.According to statistics, have more than 80% to be all instantaneity in these faults, namely fault is very fast eliminates automatically, then is closed by switch, and circuit can continue to run.In order to reduce the property loss that forced outage brings to user and the life inconvenience caused, need to shorten power off time, electric power system needs to be equipped with reclosing device and overlaps fast, to restore electricity as far as possible.
Just can carry out the operation closed a switch after needing operation maintenance personnel to site inspection Plant in good condition after existing reclosing device tripping operation, inefficiency, causes power-off time longer simultaneously.
Utility model content
For solving the problem, the utility model provides a kind of reclosing control system, and this reclosing control system can realize the automatic reclosing of reclosing device.
For achieving the above object, the utility model provides following technical scheme:
A kind of reclosing control system, this reclosing control system comprises: reclosing device, reclosing control circuit and pick-up unit with no pressure;
Described reclosing control circuit is connected with described reclosing device by described pick-up unit with no pressure;
Wherein, described pick-up unit with no pressure, for detecting the voltage of described reclosing device, when the voltage of described reclosing device is zero, is communicated with described reclosing device and described reclosing control circuit.
Preferably, in above-mentioned reclosing control system, described pick-up unit with no pressure comprises: electromagnet or relay.
Preferably, in above-mentioned reclosing control system, also comprise: the alarm indicator be connected with described pick-up unit with no pressure, described alarm indicator sends alerting signal when the voltage of described reclosing device is non-vanishing.
Preferably, in above-mentioned reclosing control system, also comprise: voltage conversion device;
The AC signal that described voltage conversion device is used for described pick-up unit with no pressure exports is converted to direct current signal, and described direct current signal is for driving described alarm indicator.
Preferably, in above-mentioned reclosing control system, described alarm indicator is LED signal pilot lamp or hummer.
Preferably, in above-mentioned reclosing control system, also comprise: the display device be connected with described pick-up unit with no pressure, described display device is for showing the voltage of described reclosing device.
Preferably, in above-mentioned reclosing control system, also comprise: the communication module be connected with described pick-up unit with no pressure, described communication module is used for the voltage of described reclosing device to be sent to control terminal.
Known by foregoing description, the reclosing control system that the utility model provides comprises: reclosing device, reclosing control circuit and pick-up unit with no pressure; Described reclosing control circuit is connected with described reclosing device by described pick-up unit with no pressure; Wherein, described pick-up unit with no pressure, for detecting the voltage of described reclosing device, when the voltage of described reclosing device is zero, is communicated with described reclosing device and described reclosing control circuit.
When described reclosure loop reform is communicated with described reclosing device, after described reclosing device tripping operation, controls described reclosing device and carry out automatic closing, improve work efficiency, and shorten power-off time.Described pick-up unit with no pressure can ensure to carry out safe reclosing when the voltage of described reclosing device is zero, and the heavily throwing operation avoiding reclosing charged, security is high.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiment of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
The structural representation of a kind of reclosing control system that Fig. 1 provides for the embodiment of the present application;
The structural representation of the another kind of reclosing control system that Fig. 2 provides for the embodiment of the present application;
Fig. 3 provides the circuit connecting relation schematic diagram of a kind of voltage conversion device and LED signal pilot lamp for the embodiment of the present application.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
The embodiment of the present application provides a kind of reclosing control system, and this reclosing control system can realize automatic reclosing, improves work efficiency, shortens power-off time.
With reference to the structural representation of a kind of reclosing control system that figure 1, Fig. 1 provides for the embodiment of the present application, this reclosing control system comprises: reclosing device 11, reclosing control circuit 12 and pick-up unit with no pressure 13.Described reclosing control circuit 12 is connected with described reclosing device 11 by described pick-up unit 13 with no pressure.
Wherein, described pick-up unit 13 with no pressure, for detecting the voltage of described reclosing device 11, when the voltage of described reclosing device 11 is zero, is communicated with described reclosing device 11 and described reclosing control circuit 12.
In reclosing control system described in the embodiment of the present application, when described reclosing control circuit 12 is communicated with described reclosing device 11, if described reclosing device trips, described reclosing control circuit 12 controls described reclosing device 11 and carries out reclosing operation, realizes automatic reclosing.
In conventional reclosing control system, when after reclosing device tripping operation, reclosing control circuit directly controls reclosing device and carries out reclosing operation, if the charged reclosing of reclosing device, can cause again tripping, cause the instability of mains supply, the damage accident of power equipment even occurs, causes potential safety hazard.
Compared with the reclosing control system of routine, reclosing control system described in the embodiment of the present application adds pick-up unit 13 with no pressure, for detecting the voltage of reclosing device 11, be communicated with reclosing device 11 and reclosing control circuit when the voltage of reclosing device 11 is zero.Therefore, after reclosing device 11 trips, only when the voltage of reclosing device 11 is zero, described pick-up unit with no pressure 13 is just communicated with described reclosing device 11 and described reclosing control circuit 12, avoid that described reclosing device 11 is charged carries out reclosing operation, ensure that the power supply of electrical network is stablized, improve the security of reclosing operation.
In the embodiment of the present application, described pick-up unit with no pressure 13 comprises: electromagnet or relay.By electromagnet or relay as the switch between described reclosing device 11 and described reclosing control circuit 12, when the voltage of reclosing device 11 is zero, this switch conduction, disconnect time non-vanishing, thus reclosing control circuit 12 can only be tripped at reclosing device 11 and voltage is zero time and reclosing device 11 conducting, control reclosing device 11 and carry out automatic reclosing operation, improve security.
With reference to figure 2, the structural representation of the another kind of reclosing control system that Fig. 2 provides for the embodiment of the present application, Fig. 2 illustrated embodiment comprises further on the basis of Fig. 1 illustrated embodiment: the alarm indicator 21 be connected with described pick-up unit 13 with no pressure, and described alarm indicator 21 sends alerting signal when the voltage of described reclosing device 21 is non-vanishing.
In Fig. 2 illustrated embodiment, also comprise: voltage conversion device 22; Described voltage conversion device 22 is converted to direct current signal for the AC signal exported by described pick-up unit 13 with no pressure, and described direct current signal is for driving described alarm indicator 21.Now, described reclosing control system can use conventional direct current panalarm as described alarm indicator.As described in alarm indicator can be LED signal pilot lamp or hummer etc.
With reference to figure 3, Fig. 3 for the embodiment of the present application provides the circuit connecting relation schematic diagram of a kind of voltage conversion device and LED signal pilot lamp.This voltage conversion device comprises: the first diode D1, the second diode D2, the 3rd diode D3, the 4th diode D4, the first branch pressure voltage R1, the second divider resistance R2, protective resistance R3, switching tube Q, filter capacitor C and relay J.
The anode of the first diode D1 connects the anode of the 3rd diode D3, the negative electrode of the first diode D1 connects the anode of the second diode D2, the anode of the 4th diode D4 connects the negative electrode of the 3rd diode D3, and the negative electrode of the 4th diode D4 connects the negative electrode of the second diode D2.The negative electrode of the 4th diode D4 connects the top crown of filter capacitor C, and the anode of the first diode D1 connects the bottom crown of filter capacitor C.
The top crown of filter capacitor C connects the first end of the first divider resistance R, and the bottom crown of filter capacitor C connects the first end of the second divider resistance R2.Second end of the first divider resistance R1 connects second end of the second divider resistance R2.
One end of relay J connects the first end of the first divider resistance R1 by protective resistance R and LED signal pilot lamp.First pole of the second end connecting valve pipe of relay J.The control end of switching tube Q connects second end of the second divider resistance R2.Second pole of switching tube Q connects the first end of the second divider resistance.
General, with no pressure judge the nominal input voltage of alarm device as exchange 110V, and coil rating voltage during relay J employing mini power relay is direct current 48V, the rated voltage of LED signal pilot lamp is direct current 36V, therefore design simple voltage conversion device is needed, the alternating voltage that the first end X1 of judgement alarm device with no pressure and the second end X2 exports is converted to lower DC voltage, so that driving LED signal lamp.Direct current 48V and 36V can be converted to the mode of electric resistance partial pressure by exchanging 110V by diode rectification.Be used for by demand regulating relay operation voltage by the second divider resistance R2.
In the exemplary embodiment illustrated in fig. 2, described reclosing control system also comprises: the display device 23 be connected with described pick-up unit 13 with no pressure, described display device 23 is for showing the voltage of described reclosing device 11, so that observe the voltage of reclosing device 11 intuitively when maintainer's Site Detection, be convenient to carry out manual work.
Optionally, described reclosing control system also comprises: the communication module 24 be connected with described pick-up unit 13 with no pressure, and described communication module 24 is for being sent to control terminal by the voltage of described reclosing device 11.Like this, when causing carrying out automatic reclosing operation because reclosing device 11 has voltage, maintainer can the voltage of Remote Acquisitioning reclosing device 11, is convenient to confirm fast disconnection fault, so that carry out service arrangement work, improve the efficiency of trouble hunting.
Known by foregoing description, reclosing control system described in the embodiment of the present application, can realize automatic reclosing operation, can avoid the charged reclosing operation of reclosing device 11 simultaneously, improve the security of reclosing operation.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (7)
1. a reclosing control system, is characterized in that, comprising: reclosing device, reclosing control circuit and pick-up unit with no pressure;
Described reclosing control circuit is connected with described reclosing device by described pick-up unit with no pressure;
Wherein, described pick-up unit with no pressure, for detecting the voltage of described reclosing device, when the voltage of described reclosing device is zero, is communicated with described reclosing device and described reclosing control circuit.
2. reclosing control system according to claim 1, is characterized in that, described pick-up unit with no pressure comprises: electromagnet or relay.
3. reclosing control system according to claim 1, is characterized in that, also comprise: the alarm indicator be connected with described pick-up unit with no pressure, and described alarm indicator sends alerting signal when the voltage of described reclosing device is non-vanishing.
4. reclosing control system according to claim 3, is characterized in that, also comprise: voltage conversion device;
The AC signal that described voltage conversion device is used for described pick-up unit with no pressure exports is converted to direct current signal, and described direct current signal is for driving described alarm indicator.
5. reclosing control system according to claim 4, is characterized in that, described alarm indicator is LED signal pilot lamp or hummer.
6. reclosing control system according to claim 1, is characterized in that, also comprise: the display device be connected with described pick-up unit with no pressure, and described display device is for showing the voltage of described reclosing device.
7. reclosing control system according to claim 1, is characterized in that, also comprise: the communication module be connected with described pick-up unit with no pressure, and described communication module is used for the voltage of described reclosing device to be sent to control terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520782488.8U CN205158000U (en) | 2015-10-10 | 2015-10-10 | Control system recloses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520782488.8U CN205158000U (en) | 2015-10-10 | 2015-10-10 | Control system recloses |
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| Publication Number | Publication Date |
|---|---|
| CN205158000U true CN205158000U (en) | 2016-04-13 |
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| CN201520782488.8U Active CN205158000U (en) | 2015-10-10 | 2015-10-10 | Control system recloses |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105116716A (en) * | 2015-10-10 | 2015-12-02 | 国网浙江临海市供电公司 | Reclosing control system |
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2015
- 2015-10-10 CN CN201520782488.8U patent/CN205158000U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105116716A (en) * | 2015-10-10 | 2015-12-02 | 国网浙江临海市供电公司 | Reclosing control system |
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