CN102956398B - The electromagnetic contactor of electromagnetic contactor control method and use the method - Google Patents
The electromagnetic contactor of electromagnetic contactor control method and use the method Download PDFInfo
- Publication number
- CN102956398B CN102956398B CN201210007688.7A CN201210007688A CN102956398B CN 102956398 B CN102956398 B CN 102956398B CN 201210007688 A CN201210007688 A CN 201210007688A CN 102956398 B CN102956398 B CN 102956398B
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- CN
- China
- Prior art keywords
- electromagnetic contactor
- described electromagnetic
- status information
- control signal
- control
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/02—Bases; Casings; Covers
- H01H50/021—Bases; Casings; Covers structurally combining a relay and an electronic component, e.g. varistor, RC circuit
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
- H01H47/002—Monitoring or fail-safe circuits
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/16—Indicators for switching condition, e.g. "on" or "off"
- H01H9/168—Indicators for switching condition, e.g. "on" or "off" making use of an electromagnetic wave communication
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2231/00—Applications
- H01H2231/032—Remote control
Abstract
The invention discloses a kind of electromagnetic contactor control method and use the electromagnetic contactor of the method, described electromagnetic contactor includes: state input block, and it receives the status information from described electromagnetic contactor；Electromagnetic contactor controller, it controls the on/off of described electromagnetic contactor；And master controller, it controls the operation of described electromagnetic contactor controller based on the described status information of described electromagnetic contactor, such that it is able to monitoring in real time and control electromagnetic contactor, and use monitoring system be capable of status monitoring and remotely control, so that realizing: the extreme that splendid operability, electric wire use reduces, the reduction of cost and the reduction of working time and the space availability ratio improved。
Description
This application claims the rights and interests of the relatively early submission date of korean patent application that submit to, that application number is 10-2011-0085648 and priority on August 26th, 2011, its full content is incorporated herein by reference。
Technical field
The instruction of the exemplary embodiment according to the disclosure is broadly directed to a kind of electromagnetic contactor control method and uses the electromagnetic contactor of the method, and relates more specifically to a kind of following electromagnetic contactor control method and use the electromagnetic contactor of the method: described method is configured to the state of monitoring electromagnetic contactor and can carry out the on/off control of electromagnetic contactor in real time。
Background technology
Generally, electromagnetic contactor is connected on the electric wire being connected with system, and disconnects and the circuit in closed-system。It is to say, electromagnetic contactor is parts of the system of the driving/control device of power distribution plate or such as motor。Electromagnetic contactor is connected on the electric wire being connected with circuit system, and disconnects and the circuit in closed-system。By using electromagnetic principle disconnect and close the electromagnetic contactor of contact, by applying constant voltage to coil so that contact can contact when current flowing and can separate when electric current does not circulate。
The state processing of conventional electromagnetic contactor uses the I/O (input/output) of PLC (programmable logic control), PLC is connected on the electric wire of main contacts or on the electric wire of auxiliary contact and receive condition input signals to be monitored, and electromagnetic contactor uses auxiliary relay to be subject to the control of PLC, wherein by monitoring electronic information and the status information of the information of control with the communication of remotely monitoring panel or control panel。
Conventional electromagnetic contactor has to be installed and configures excessively complicated shortcoming。More specifically, in order to use the I/O of PLC carry out monitoring state information and control electromagnetic contactor, each electromagnetic contactor all needs four I/O and the electric wire of PLC, and also needs to a relay to operate electromagnetic contactor。
When being provided with multiple electromagnetic contactor, the quantity proportional increase of the quantity of electric wire and relay and electromagnetic contactor so that mistake can adversely occur when electric wire connects or occur that space limits when mounted。And, if problem occurs PLC, then can not monitor the state of electromagnetic contactor and while controlling electromagnetic contactor, thus system being caused fatal damage。
Summary of the invention
The disclosure is in order to solve the problems referred to above of prior art, therefore the purpose of the specific embodiment of the disclosure is to provide a kind of electromagnetic contactor control method and uses the electromagnetic contactor of the method, and described method is configured to carry out in real time state processing and the control of electromagnetic contactor。
The technical theme solved by the disclosure is not limited only to above description, and those skilled in the art understand any other technical problem still NM at present by being described below with will be apparent from。It is to say, with reference to accompanying drawing, in exemplary description forth below, will be better understood that other purposes of the disclosure and the disclosure, feature, details and advantage will become more apparent from, it is not intended to comprise any restriction of this disclosure。
It is an object of the invention to wholly or partly solve at least more than one described problem and/or shortcoming and provide at advantage described below。In order to wholly or partly at least realize above-mentioned purpose, and according to as be embodied as and the purpose of the present invention of wide in range description, in a global schema of the present invention, provide a kind of electromagnetic contactor, its cut-off/close controlling to be supplied to the electric current of load, described electromagnetic contactor includes: state input block, and it receives the status information from described electromagnetic contactor；Electromagnetic contactor controller, it controls the on/off of described electromagnetic contactor；And master controller, it controls the operation of described electromagnetic contactor controller based on the described status information of described electromagnetic contactor。
Preferably, described electromagnetic contactor also includes communication unit, and the status information of described electromagnetic contactor is exported to external monitoring devices by it, and receives the electromagnetic contactor control signal for controlling described electromagnetic contactor from described external monitoring devices。
Preferably, if the described status information of described electromagnetic contactor is different from the described electromagnetic contactor control signal received from described external monitoring devices, then described electromagnetic contactor controller is controlled based on described electromagnetic contactor control signal。
Preferably, if the described status information of described electromagnetic contactor is identical with the described electromagnetic contactor control signal received from described external monitoring devices, then described electromagnetic contactor controller is not controlled by described master controller。
Preferably, described master controller is arranged on described electromagnetic contactor。
Preferably, described state input block receives the described status information of described electromagnetic contactor by each default cycle。
In another scheme always summarized of the present invention, it is provided that the control method of a kind of electromagnetic contactor, its cut-off/close controlling to be supplied to the electric current of load, described method includes: receive the status information (the first input step) of described electromagnetic contactor；The electromagnetic contactor control signal (the second input step) of the operation of described electromagnetic contactor is controlled from external reception；And the operation (determination step) of described electromagnetic contactor is judged based on the status information of the described electromagnetic contactor inputted。
Preferably, if the described status information of described electromagnetic contactor is different from described electromagnetic contactor control signal, then described determination step judges the operation of described electromagnetic contactor based on described electromagnetic contactor control signal。
Preferably, if the described status information of described electromagnetic contactor is identical with described electromagnetic contactor control signal, then described determination step does not make the result of determination relevant with the operation of described electromagnetic contactor。
The electromagnetic contactor of the electromagnetic contactor control method according to the disclosure and use the method has advantageous effect in that, the monitoring in real time of electromagnetic contactor can be carried out and control, and monitoring state monitoring can be used and remotely control, so that realizing: the extreme that splendid operability, electric wire use reduces, the reduction of cost and the reduction of working time and the space availability ratio improved。
Accompanying drawing explanation
Included accompanying drawing provides further understanding of the disclosure and is merged in and constitutes the part of the application, and accompanying drawing illustrates and embodiment of the disclosure and for explaining the principle of the disclosure together with description。In the accompanying drawings:
Fig. 1 is the schematic diagram of the electromagnetic contactor illustrating the exemplary embodiment according to the disclosure；
Fig. 2 is the schematic diagram illustrating the control module 200 included in the electromagnetic contactor according to the exemplary embodiment of the disclosure；And
Fig. 3 is the flow chart of the control method of the electromagnetic contactor illustrating the exemplary embodiment according to the disclosure。
Detailed description of the invention
It is more fully described various exemplary embodiment below with reference to the accompanying drawings, illustrated therein is some exemplary embodiments。However, it is possible to much multi-form designs implementing the present invention, and the design of the present invention should not be construed as being limited in this exemplary embodiment set forth。And be to provide these exemplary embodiments and make this description be detailed and complete, and this description will pass on the scope of present inventive concept fully to those skilled in the art。
Should be understood that, when element or layer be referred to as " ... on ", " being connected to " or " being connected to " another element or during layer, it directly on another element or layer, can be connected directly to or be connected to another element or layer, or can there is insertion element or layer。On the contrary, when element be referred to as " directly exist ... on ", " being connected directly to " or " being directly coupled to " another element or during layer, then be absent from insertion element or layer。In in full, similar accompanying drawing labelling refers to similar element。
Although it should be appreciated that term first, second, third, etc. can be used to describe different element, parts, region, layer and/or section at this, but these elements, parts, region, layer and/or section should do not limited by these terms。These terms are only for making a distinction between an element, parts, region, layer or section and another region, layer or section。Therefore, when without departing substantially from the instruction of present inventive concept, first element of the following stated, first component, first area, ground floor or first paragraph also are able to be referred to as the second element, second component, second area, the second layer or second segment。
As used in this, singulative " (a) ", " one (an) " or " this (the) " are intended to also include plural form, unless context clearly dictates otherwise。It should also be understood that, although specifying the existence of already described feature, entirety, step, operation, element and/or parts when term " includes " and/or " including " uses in this manual, but also it is not excluded for the existence of other features more than one, entirety, step, operation, element, parts and/or its set or additional。
Unless otherwise defined, otherwise all terms (including technical term and scientific and technical terminology) are respectively provided with the implication identical with the implication that the technical staff in the field belonging to present inventive concept is generally understood that as used herein。It is to be further understood that, those such as generally defined in the dictionary used terms, should be construed as that there is the implication consistent with they implications in the content of correlation technique, and unless this institute clearly defined, will not annotate with the Utopian or excessively inflexible meaning。
Unclear in order to avoid embodiment of the disclosure, eliminate the description to known parts and manufacturing process。
Hereinafter, electromagnetic contactor control method be will be described in detail with reference to the accompanying drawings and use the electromagnetic contactor of the method。
Fig. 1 is the schematic diagram of the electromagnetic contactor illustrating the exemplary embodiment according to the disclosure。
With reference to Fig. 1, electromagnetic contactor 110 includes controlling module 200, and controlling module 200 and be connected to monitoring device 130 via communication cable, wherein electromagnetic contactor 110 is a kind of to close contact and the device that can turn off based on the electric current of flowing in load 10/close by catalyst being linked electromagnet via electric current。
Meanwhile, electromagnetic contactor 110 may be coupled to motor protection circuit breaker 100。Chopper 100 be a kind of because of overcurrent, open phase, transient current and short circuit current and break down electric current time be operable to the device of protection system and load。It will be apparent, however, that chopper 100 can be saved, and in the additive method except the method in Fig. 1, chopper 100 can be connected to electromagnetic contactor 110。
Control module 200 for controlling the integrated operation of electromagnetic contactor 110。Receive the status information of electromagnetic contactor 110 more specifically, control module 200 and based on the status information received, electromagnetic contactor 110 can be operated effectively。
Although the operation of electromagnetic contactor 110 being further described in more detail with reference to Fig. 2, but still the operation of electromagnetic contactor 110 is carried out brief description now。
Status signal at electromagnetic contactor 110 is connection, and when the electromagnetic contactor control signal that the monitoring device 130 receiving user's input by being connected to control module 200 inputs is cut off, controls module 200 and stop the operation of electromagnetic contactor 110。On the other hand, when control signal is connect, controls module 200 and do not perform the control relevant with the operation of electromagnetic contactor 110。
It is to say, judge when electromagnetic contactor 110 is in operation, for the control signal that the control signal making electromagnetic contactor 110 operate inputs as mistake, to control module 200 and do not carry out the control of electromagnetic contactor 110。When electromagnetic contactor is in operation, controls module 200 and keep operation not make any changes。
Status signal at electromagnetic contactor 110 is cut-out, and when the electromagnetic contactor control signal that the monitoring device 130 receiving user's input by being connected to control module 200 inputs is connect, controls module 200 and start to control the operation of electromagnetic contactor 110。On the other hand, when control signal is cut off, as above, control module 200 and do not perform the control relevant with the operation of electromagnetic contactor 110。
Monitoring device 130 and control module 200 can connect via communication cable。Meanwhile, the form that control module 200 can head on is arranged on electromagnetic contactor 110。
Now, the control module 200 included in electromagnetic contactor 110 is further described in more detail by the exemplary embodiment according to the disclosure with reference to Fig. 2。
With reference to Fig. 2, the control module 200 for one of the element of electromagnetic contactor 110 of the exemplary embodiment according to the disclosure includes electromagnetic contactor status contacts terminal 210, state input block 220, master controller 230, electromagnetic contactor controller 240 and communication unit 260。Controlling module 200 and can also include power subsystem 280, power subsystem 280 provides the operation power supply making control module 200 to be operated。Alternatively, power subsystem 280 may be mounted at the outside of electromagnetic contactor 110。
Electromagnetic contactor status contacts terminal 210 is that the point being connected to electromagnetic contactor 110 is to receive the status information of electromagnetic contactor 110。State input block 220 is for inputting the status information of electromagnetic contactor 110。The status information of electromagnetic contactor 110 includes on-state and dissengaged positions, and wherein on-state refers to electromagnetic contactor 110 and is in operation, and dissengaged positions refers to electromagnetic contactor 110 and is in not operation。
Electromagnetic contactor controller 240 is for controlling the operation of electromagnetic contactor 110, and is connected in load 10 by electromagnetic contactor coil terminals 250。Communication unit 260 is for transmitting the status information of electromagnetic contactor 110 to user, or transmits the electromagnetic contactor control signal inputted from external monitoring devices 270 to master controller 230。The electromagnetic contactor control signal inputted by user defines the signal that instruction makes electromagnetic contactor 110 whether be operated。
Master controller 230 is able to be controlled the core cell of the integrated operation of module 200。Master controller 230 receives, by state input block 220, the status information that electromagnetic contactor 110 receives。Master controller 230 receives the electromagnetic contactor control signal received by external monitoring devices 270 by described communication unit 260。Master controller 230 judges to make whether electromagnetic contactor 110 is operated based on the status information received by described and control signal。
More specifically, when the status information of electromagnetic contactor 110 is cut-out and the electromagnetic contactor control signal that inputs from external monitoring devices 270 is connect, master controller 230 controls electromagnetic contactor controller 240 and makes electromagnetic contactor 110 be operated。Additionally, when the status information of electromagnetic contactor 110 is connection and the electromagnetic contactor control signal that inputs from external monitoring devices 270 is cut off, master controller 230 controls electromagnetic contactor controller 240 and stops the operation of electromagnetic contactor 110。
It addition, when the status information of electromagnetic contactor 110 be connection and the electromagnetic contactor control signal that inputs from external monitoring devices 270 also for connecting, electromagnetic contactor controller 240 is not controlled by master controller 230。It is to say, in the case, despite the presence of user instruction, master controller still judges that the status information of electromagnetic contactor 110 is as mistake, and does not carry out any operation。Now, error condition can be reported to superior system by master controller 230。
Therefore, it is possible to realize monitoring in real time and control electromagnetic contactor, and status monitoring can be carried out by monitoring system and remotely control, thus operability is splendid, the use of electric wire can be greatly decreased, it is possible to reduce its cost and working time, and space availability ratio can be improved。
And, power subsystem 280 is used for supplying power supply so that controlling module 200 and can being operated。Although above description has elaborated that power subsystem 280 includes in controlling module 200, it will be evident that power subsystem 280 can also be arranged on the outside controlling module 200 will pass through independent cable supply electric power。
Fig. 3 is the flow chart of the control method of the electromagnetic contactor illustrating the exemplary embodiment according to the disclosure。
First, receive status information and the electromagnetic contactor control signal (S300 of electromagnetic contactor, S310), wherein the status information of electromagnetic contactor includes on-state and dissengaged positions, and wherein on-state is defined as electromagnetic contactor 110 and is in operation, and dissengaged positions is defined as electromagnetic contactor 110 and is in not operation。Electromagnetic contactor control signal is the signal whether instruction makes electromagnetic contactor 110 be operated。
Status information at electromagnetic contactor 110 is connection (S320-is), and when electromagnetic contactor control signal also indicates that connection (S330-is), does not perform the control to electromagnetic contactor 110 and operate。
On the other hand, the status information at electromagnetic contactor 110 is connection (S320-is), and when (S330-is no) is cut off in the instruction of electromagnetic contactor control signal, controls electromagnetic contactor 110 to stop operation。Meanwhile, the status information at electromagnetic contactor 110 is cut-out (S320-is no), and when electromagnetic contactor control signal also indicates that connection (S340-is no), controls electromagnetic contactor 110 to start operation (S370)。
On the other hand, status information at electromagnetic contactor 110 is cut-out (S320-is no), and when (S340-is) is cut off in the instruction of electromagnetic contactor control signal, do not perform the control to electromagnetic contactor 110 and operate (S360)。It is to say, any decision relevant with the operation of electromagnetic contactor 110 will not be made, except determination result can being reported to superior system。
Those skilled in the art provide the above description of the present invention so that can manufacture or use the present invention。To those skilled in the art, the various improvement present invention made by for it will be apparent that and can be applied to other modification by the ultimate principle in this definition under the premise without departing substantially from the spirit or scope of the present invention。Therefore, the invention is intended to not lie in restriction example described herein, but be in that to meet the maximum magnitude consistent with principle disclosed herein and novel feature。
As apparent from above-mentioned institute, electromagnetic contactor control method and the electromagnetic contactor of use the method according to the disclosure have industrial applicibility, it can carry out the monitoring in real time of electromagnetic contactor and control, use monitoring system can carry out status monitoring and remotely control, thus realizing: the extreme that splendid operability, electric wire use reduces, the reduction of cost and the reduction of working time and the space availability ratio improved。
Claims (4)
1. an electromagnetic contactor, its cut-off/close controlling to be supplied to the electric current of load, described electromagnetic contactor includes:
Electromagnetic contactor status contacts terminal, it is attached to the point of described electromagnetic contactor to receive the status information of described electromagnetic contactor；
State input block, it receives the status information from described electromagnetic contactor；
Electromagnetic contactor controller, it controls the on/off of described electromagnetic contactor, and is connected in load by electromagnetic contactor coil terminals；
Communication unit, the status information of described electromagnetic contactor is transmitted to external monitoring devices by it, and receives the electromagnetic contactor control signal for controlling described electromagnetic contactor from described external monitoring devices；And
Master controller, it controls the operation of described electromagnetic contactor controller based on the described status information of described electromagnetic contactor and described electromagnetic contactor control signal,
Wherein when the status signal of described electromagnetic contactor is connect for connection and electromagnetic contactor control signal, do not perform the control to described electromagnetic contactor to operate, and when the status signal of described electromagnetic contactor is cut off for cut-out and electromagnetic contactor control signal, does not perform the operation of the control to described electromagnetic contactor and determination result is reported to superior system。
2. electromagnetic contactor according to claim 1, wherein said master controller is arranged on described electromagnetic contactor。
3. electromagnetic contactor according to claim 1, wherein said state input block receives the described status information of described electromagnetic contactor by each default cycle。
4. electromagnetic contactor controls to be supplied to a control method for the cut-off/close of the electric current of load, and described method includes:
First input step, by being connected to the status information of electromagnetic contactor described in the electromagnetic contactor status contacts terminal reception of described electromagnetic contactor；
Second input step, receives the electromagnetic contactor control signal of the operation controlling described electromagnetic contactor from external monitoring devices；And
Determination step, judges the operation of described electromagnetic contactor based on the status information of the described electromagnetic contactor inputted and described electromagnetic contactor control signal,
By utilizing the electromagnetic contactor coil terminals being connected in load, electromagnetic contactor controller controls the on/off of described electromagnetic contactor,
Wherein when the status signal of described electromagnetic contactor is connect for connection and electromagnetic contactor control signal, do not perform the control to described electromagnetic contactor to operate, and when the status signal of described electromagnetic contactor is cut off for cut-out and electromagnetic contactor control signal, does not perform the operation of the control to described electromagnetic contactor and determination result is reported to superior system。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020110085648A KR101228807B1 (en) | 2011-08-26 | 2011-08-26 | Magnetic contactor control method and magnetic contactor using the same |
| KR10-2011-0085648 | 2011-08-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102956398A CN102956398A (en) | 2013-03-06 |
| CN102956398B true CN102956398B (en) | 2016-06-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210007688.7A Expired - Fee Related CN102956398B (en) | 2011-08-26 | 2012-01-11 | The electromagnetic contactor of electromagnetic contactor control method and use the method |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR101228807B1 (en) |
| CN (1) | CN102956398B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104241031B (en) * | 2014-06-13 | 2016-09-07 | 漳州市锦成电力设备有限公司 | The A.C. contactor that a kind of tape jam shows |
| WO2017102025A1 (en) * | 2015-12-18 | 2017-06-22 | Pepperl+Fuchs Gmbh | Methods and apparatuses for monitoring the functionality of redundantly interconnected contacts |
| KR101670080B1 (en) * | 2016-02-19 | 2016-10-27 | (주)신명전력산업 | Distribution board capable of power factor compensation |
| CN106959416A (en) * | 2017-04-25 | 2017-07-18 | 深圳供电局有限公司 | A kind of lv contactor contacts status on-Line Monitor Device and method |
| KR101851301B1 (en) * | 2017-08-24 | 2018-04-23 | 보우제전(주) | Electromagnetic switch of starting device for star-delta connection and starting device including the same |
| KR102121524B1 (en) * | 2018-06-22 | 2020-06-10 | 엘에스일렉트릭(주) | Modularized auxiliary contact and current circuit breaker having simple structure |
| KR102385805B1 (en) | 2020-05-21 | 2022-04-12 | 최충현 | Drive control device of magnet contact |
| KR102580960B1 (en) * | 2021-06-14 | 2023-09-19 | 황기형 | Electric contactor trouble check and protection relay |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101714842A (en) * | 2008-10-03 | 2010-05-26 | 通用电气公司 | Motor control center communication system |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09120305A (en) * | 1995-10-26 | 1997-05-06 | Toshiba Corp | Process control operation monitor device |
| JPH1139012A (en) * | 1997-07-24 | 1999-02-12 | Mitsubishi Electric Corp | Remote control system |
| KR100665960B1 (en) * | 2005-02-12 | 2007-01-09 | 김용학 | Composite Electromagnetic Switch and Controlling method thereof |
| CN201425921Y (en) * | 2009-06-12 | 2010-03-17 | 百利通电子(上海)有限公司 | Electromagnetic relay zero-crossing switch circuit |
-
2011
- 2011-08-26 KR KR1020110085648A patent/KR101228807B1/en active IP Right Grant
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2012
- 2012-01-11 CN CN201210007688.7A patent/CN102956398B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101714842A (en) * | 2008-10-03 | 2010-05-26 | 通用电气公司 | Motor control center communication system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102956398A (en) | 2013-03-06 |
| KR101228807B1 (en) | 2013-01-31 |
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Granted publication date: 20160622 Termination date: 20210111 |