CN102122809A - Intelligent leakage controller system and selective locking method thereof - Google Patents
Intelligent leakage controller system and selective locking method thereof Download PDFInfo
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- CN102122809A CN102122809A CN2011100791818A CN201110079181A CN102122809A CN 102122809 A CN102122809 A CN 102122809A CN 2011100791818 A CN2011100791818 A CN 2011100791818A CN 201110079181 A CN201110079181 A CN 201110079181A CN 102122809 A CN102122809 A CN 102122809A
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- 230000000903 blocking effect Effects 0.000 claims description 34
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Abstract
The invention relates to an intelligent leakage controller system. The system comprises a controller, an RS-485 interface chip bidirectionally communicated with the controller, a PC (person computer) connected with the RS-485 interface chip and a programmer or an upper computer connected with the controller, wherein the controller is used for opening or closing the locking function via the programmer or the upper computer according to the fault types; the fault types are associated with the reclosing functions; and the reclosing function of each fault type has locking function. The invention also discloses a selective locking method of the intelligent leakage controller system. The system and the method have the following beneficial effects: the locking function can be opened or closed via the programmer or the upper computer according to the fault types and the relevant locking time is adjustable, thus improving the power supply reliability and ensuring the controller to be controlled more intelligently.
Description
Technical field
The present invention relates to intelligent leakaging controller system, particularly relate to a kind of intelligent leakaging controller system and selectivity blocking method thereof of whether selecting locking according to fault type.
Background technology
Reclosing is meant circuit breaker after breaking down, the process that automatic time delay closes a floodgate under the situation that does not need manual intervention.
Cause the lightning protection action of a lot of equipment because of weather weather reason of changes; the residual current circuit breaker tripping operation, a lot of visual plants have also stopped work, have only the arrival of waiting for the attendant; this common transient fault has had a strong impact on the steady operation of the network equipment, causes economic loss.
Existing intelligent leakaging controller system has only electric leakage reclosing function, occurs leak current fault in circuit, circuit breaker trip, if circuit breaker is operated under the fixed shelves pattern, circuit breaker closes a floodgate again, but reclosure time is non-adjustable between 20～60S.
Therefore, if when overvoltage, under-voltage or other faults appear in circuit breaker, circuit breaker can't reclosing.When even leak current fault occurring, electric leakage reclosing function also can't be closed, and the reclosure time user also can't adjust.
Summary of the invention
The purpose of this invention is to provide a kind of intelligent leakaging controller system and selectivity blocking method thereof, this intelligence leakaging controller system can open or close blocking function according to the different faults type selecting, and blocking time is adjustable.
Technical scheme of the present invention: a kind of intelligent leakaging controller system, comprise controller, RS-485 interface chip, the PC that is connected with this RS-485 interface chip and the programmable device or the host computer that are connected with this controller with this controller both-way communication, this controller opens or closes blocking function according to fault type by programmable device or host computer, this fault type is associated with the reclosing function, and the reclosing function of every kind of fault type all has blocking function.
Among the present invention, described fault type comprises: (1) residual current fault (2) residual current mutation failure (3) overload under-voltage fault of long delay fault (4) short time delay fault (5) current imbalance fault (6) overvoltage fault (7) (8) Voltage unbalance fault (9) peak frequency fault (10) minimum frequency fault (11) temperature fault.
Among the present invention, described blocking time scope is 5s-20s.
The present invention also discloses the selectivity blocking method of a kind of intelligent leakaging controller system simultaneously, comprises the steps:
A, the fault type that controller occurs is classified, and this fault type comprises: (1) residual current fault (2) residual current mutation failure (3) overload under-voltage fault of long delay fault (4) short time delay fault (5) current imbalance fault (6) overvoltage fault (7) (8) Voltage unbalance fault (9) peak frequency fault (10) minimum frequency fault (11) temperature fault;
B, this controller opens or closes blocking function according to fault type by programmable device or host computer, and this fault type is associated with the reclosing function, and the reclosing function of every kind of fault type all has blocking function.
Among the present invention, described blocking time scope is 5s-20s.
The beneficial effect that the present invention has: intelligent leakaging controller system of the present invention and selectivity blocking method thereof can open or close blocking function by programmable device or host computer according to fault type, and its relevant blocking time is adjustable, improved power supply reliability, made to the control of controller intelligent more.
Description of drawings
Fig. 1 is the structured flowchart of intelligent leakaging controller of the present invention system.
Embodiment
Further understand and understanding for making architectural feature of the present invention and the effect reached had, cooperate detailed explanation, be described as follows in order to preferred embodiment and accompanying drawing:
Fig. 1 is the structured flowchart of intelligent leakaging controller of the present invention system, as shown in the figure.Intelligent leakaging controller of the present invention system, comprise controller 1, RS-485 interface chip 2, the PC 3 that is connected with this RS-485 interface chip 2 and the programmable device 4 that is connected with this controller 1 with this controller 1 both-way communication, this controller 1 opens or closes blocking function by programmable device 4 or host computer, this fault type is associated with the reclosing function, and the reclosing function of every kind of fault type all has blocking function.
Wherein, described fault type comprises: (1) residual current fault (2) residual current mutation failure (3) overload under-voltage fault of long delay fault (4) short time delay fault (5) current imbalance fault (6) overvoltage fault (7) (8) Voltage unbalance fault (9) peak frequency fault (10) minimum frequency fault (11) temperature fault.
Wherein, this blocking time scope is 5s-20s, that is to say that relevant blocking time is adjustable in 5s-20s.
In above-mentioned, what the RS-485 interface chip adopted is a kind of differential transfer mode, the communication between each node all be by a pair of (half-duplex) or two to (full duplex) twisted-pair feeder as transmission medium.
The present invention also discloses the selectivity blocking method of a kind of intelligent leakaging controller system simultaneously, comprises the steps:
A, the fault type that controller occurs is classified, and this fault type comprises: (1) residual current fault (2) residual current mutation failure (3) overload under-voltage fault of long delay fault (4) short time delay fault (5) current imbalance fault (6) overvoltage fault (7) (8) Voltage unbalance fault (9) peak frequency fault (10) minimum frequency fault (11) temperature fault;
B, this controller opens or closes blocking function according to fault type by programmable device or host computer, and this fault type is associated with the reclosing function, and the reclosing function of every kind of fault type all has blocking function.Equally, this blocking time scope is 5s-20s.
Hence one can see that, intelligent leakaging controller system of the present invention and selectivity blocking method thereof can open or close blocking function by programmable device or host computer according to fault type, and its relevant blocking time is adjustable, has improved power supply reliability, makes to the control of controller intelligent more.
In sum, it only is preferred embodiment of the present invention, be not to be used for limiting scope of the invention process, all equalizations of doing according to the described shape of claim scope of the present invention, structure, feature and spirit change and modify, and all should be included in the claim scope of the present invention.
Claims (5)
1. intelligent leakaging controller system, it is characterized in that, comprise controller, RS-485 interface chip, the PC that is connected with this RS-485 interface chip and the programmable device or the host computer that are connected with this controller with this controller both-way communication, this controller opens or closes blocking function according to fault type by programmable device or host computer, this fault type is associated with the reclosing function, and the reclosing function of every kind of fault type all has blocking function.
2. intelligent leakaging controller according to claim 1 system, it is characterized in that described fault type comprises: (1) residual current fault (2) residual current mutation failure (3) overload under-voltage fault of long delay fault (4) short time delay fault (5) current imbalance fault (6) overvoltage fault (7) (8) Voltage unbalance fault (9) peak frequency fault (10) minimum frequency fault (11) temperature fault.
3. intelligent leakaging controller according to claim 1 and 2 system is characterized in that described blocking time scope is 5s-20s.
4. the selectivity blocking method of an intelligent leakaging controller system is characterized in that, comprises the steps:
A, the fault type that controller occurs is classified, and this fault type comprises: (1) residual current fault (2) residual current mutation failure (3) overload under-voltage fault of long delay fault (4) short time delay fault (5) current imbalance fault (6) overvoltage fault (7) (8) Voltage unbalance fault (9) peak frequency fault (10) minimum frequency fault (11) temperature fault;
B, this controller opens or closes blocking function according to fault type by programmable device or host computer, and this fault type is associated with the reclosing function, and the reclosing function of every kind of fault type all has blocking function.
5. the selectivity blocking method of intelligent leakaging controller according to claim 4 system is characterized in that described blocking time scope is 5s-20s.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100791818A CN102122809A (en) | 2011-03-30 | 2011-03-30 | Intelligent leakage controller system and selective locking method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100791818A CN102122809A (en) | 2011-03-30 | 2011-03-30 | Intelligent leakage controller system and selective locking method thereof |
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| CN102122809A true CN102122809A (en) | 2011-07-13 |
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| CN2011100791818A Pending CN102122809A (en) | 2011-03-30 | 2011-03-30 | Intelligent leakage controller system and selective locking method thereof |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2739784Y (en) * | 2003-03-18 | 2005-11-09 | 贾晓东 | Under-voltage trip re-closing device for automatic switch |
| EP2139087A1 (en) * | 2008-06-25 | 2009-12-30 | ABB Research LTD | Circuit breaker with improved re-closing functionality |
| CN201656420U (en) * | 2009-12-31 | 2010-11-24 | 余博贺 | Three-phase auto reclosing electricity leakage protection switch |
| CN201717216U (en) * | 2010-07-08 | 2011-01-19 | 江苏淮阴苏益电器有限公司 | Residual current circuit breaker integrating reclosing device with casing |
-
2011
- 2011-03-30 CN CN2011100791818A patent/CN102122809A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2739784Y (en) * | 2003-03-18 | 2005-11-09 | 贾晓东 | Under-voltage trip re-closing device for automatic switch |
| EP2139087A1 (en) * | 2008-06-25 | 2009-12-30 | ABB Research LTD | Circuit breaker with improved re-closing functionality |
| CN201656420U (en) * | 2009-12-31 | 2010-11-24 | 余博贺 | Three-phase auto reclosing electricity leakage protection switch |
| CN201717216U (en) * | 2010-07-08 | 2011-01-19 | 江苏淮阴苏益电器有限公司 | Residual current circuit breaker integrating reclosing device with casing |
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Application publication date: 20110713 |