CN105471113B - The Multistage Control distribution terminal faulty action preventing remote control circuit and method returned to school with contact - Google Patents
The Multistage Control distribution terminal faulty action preventing remote control circuit and method returned to school with contact Download PDFInfo
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- CN105471113B CN105471113B CN201610067088.8A CN201610067088A CN105471113B CN 105471113 B CN105471113 B CN 105471113B CN 201610067088 A CN201610067088 A CN 201610067088A CN 105471113 B CN105471113 B CN 105471113B
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- 238000000034 method Methods 0.000 title claims abstract description 13
- 230000002159 abnormal effect Effects 0.000 claims description 9
- 238000010338 mechanical breakdown Methods 0.000 claims description 8
- 230000033001 locomotion Effects 0.000 claims description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 7
- 230000005611 electricity Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Classifications
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- H02J13/0013—
Abstract
The invention discloses a kind of Multistage Control distribution terminal faulty action preventing remote control circuit returned to school with contact and method, including：It is remotely controlled component selections relay, selective relay is closed in remote control, remote control performs master control relay；The normal opened contact of the remote control component selections relay, the normally closed contact of selective relay is closed in remote control and remote control divides execution relay to be sequentially connected in series；Normal opened contact, remote control component selections relay normally closed contact and the remote control conjunction of the remote control conjunction selective relay perform relay and are sequentially connected in series.Beneficial effect of the present invention：Multistage Control distribution terminal faulty action preventing remote control circuit proposed by the present invention, can be during the straighforward operation to distribution terminal, realize remote control separating brake and be remotely controlled the hardware interlock of closing circuit, avoid being remotely controlled separating brake in any case and remote control is closed a floodgate while the possibility of outlet, remote control outlet mistake caused by particularly can effectively preventing any single device mistake.
Description
Technical field
The present invention relates to a kind of distribution terminal remote control circuit, and in particular to a kind of Multistage Control distribution returned to school with contact is whole
Hold faulty action preventing remote control circuit and method.
Background technology
Existing professional standard《DL/T 721-2013 distribution automation system terminal units》Middle 4.4.4.2.1 and
4.4.4.3.1 " remote control should be using first selecting to perform again by the way of, and the information of returning to school after selection should be by for two clear stipulaties
Relay tip provides ".But not other interlock circuit requirements of the specific, concrete contact in addition to for returning to school, so at present
Remote control circuit whole realization mode in distribution network terminal is as shown in Figure 1 and Figure 2.
Although two kinds of implementations of Fig. 1, Fig. 2 meet the requirement of professional standard, and Fig. 2 implementation is realized compared with Fig. 1
Mode improves to some extent, but problems with all be present：
1) the DSP control loops that remote control divides execution relay (YKFJ), remote control to close execution relay (YKHJ) can not be mutual
Locking, remote control separating brake be present, remote control is closed a floodgate and exports effective possibility simultaneously；
2) once remote control divides execution relay (YKFJ) or remote control to close execution relay (YKHJ) normally opened outlet junctions and be adhered,
Remote control outlet loop will be caused in the conduction state all the time.
And the operation to power system all is caused to have a strong impact on by any mistake output of remote control circuit, therefore, meeting
On the basis of existing professional standard, strengthening accurate control of the reliability of remote control circuit for distribution terminal has very important meaning
Justice.
The content of the invention
The purpose of the present invention is exactly to solve the above problems, it is proposed that a kind of Multistage Control distribution returned to school with contact is whole
Faulty action preventing remote control circuit and method are held,
To achieve these goals, the present invention adopts the following technical scheme that：
A kind of Multistage Control distribution terminal faulty action preventing remote control circuit returned to school with contact, including：It is remotely controlled component selections relay
XZFJ, remote control close selective relay XZHJ, remote control performs master control relay ZKJ, remote control divides execution relay YKFJ, remote control conjunction is held
Row relay YKHJ；
The normal opened contact XZFJ_a of the remote control component selections relay, remote control close the normally closed contact XZHJ_b of selective relay
And remote control divides execution relay YKFJ to be sequentially connected in series；The normal opened contact XZHJ_a, distant of selective relay is closed in the remote control
Control component selections relay normally closed contact XZFJ_b and remote control are closed execution relay YKHJ and are sequentially connected in series；
The normally closed contact XZHJ_ of selective relay is closed in the normal opened contact XZFJ_a of the remote control component selections relay and remote control
Signal after b concatenations sends return to school signals of the DSP as remote control component selections order to；
The normal opened contact XZHJ_a and remote control component selections relay normally closed contact XZFJ_b of selective relay are closed in the remote control
Signal after concatenation sends the signal of returning to school that DSP closes select command as remote control to；
The remote control component selections relay XZFJ, remote control close selective relay XZHJ, remote control performs master control relay ZKJ,
Remote control divides execution relay YKFJ, remote control conjunction to perform relay YKHJ and controlled by dsp control signal.
Selective relay XZHJ is closed in the remote control component selections relay XZFJ and remote control at least has that one pair of a type is normally opened to be connect
Point and one pair of b types normally closed contact or at least two pairs of c type changeover contacts.
The normal opened contact XZFJ_a of the remote control component selections relay closes the normally closed contact XZHJ_ of selective relay with remote control
B is connected in series, and for controlling remote control to divide execution relay YKFJ power end, DSP gathers the concatenation contact point signal conduct simultaneously
It is remotely controlled the signal of returning to school of component selections order.
The normal opened contact XZHJ_a and remote control component selections relay of selective relay normally closed contact XZFJ_ are closed in the remote control
B is connected in series, and closes the power end for performing relay YKHJ for controlling to be remotely controlled, DSP gathers the concatenation contact point signal conduct simultaneously
The signal of returning to school of select command is closed in remote control.
The remote control, which performs master control relay ZKJ, at least has one pair of a type normal opened contact, and the remote control performs master control relay
Device ZKJ normal opened contact control remote control divides execution relay YKFJ normal opened contact outlet and remote control conjunction to perform relay normally open and connect
The operation power common port of point outlet.
A kind of method for the Multistage Control distribution terminal faulty action preventing remote control circuit returned to school with contact, including：
1) it is remotely controlled separating brake selection, returns to school correctly：
Host side issues remote control separating brake select command to distribution terminal, after distribution terminal receives remote control separating brake select command,
DSP control remote control component selections relay XZFJ actions；
It is remotely controlled normal opened contact XZFJ_a closures, the normally closed contact XZFJ_b of remote control component selections relay of component selections relay
Open, now closing selective relay XZHJ coils due to remote control is not driven, and the normal opened contact XZHJ_ of selective relay is closed in remote control
A is opened, the normally closed contact XZHJ_b closures of remote control conjunction selective relay；The remote control that mistake is now not present is closed a floodgate and returned to school signal,
Telecontrol separating brake select command signal of returning to school is effective；
2) after remote control is returned to school correctly, remote control performs：
When main frame receive remote control return to school correct information after, issue remote control and point perform order；Distribution terminal receives remote control point
After lock performs order, DSP continues to control remote control to divide execution relay YKFJ and remote control to perform master control relay ZKJ coil motions,
Remote control point performs relay normally open contact YKFJ_a and remote control performs master control relay normally open contact ZKJ_a and closed, to external connection
The remote control separating brake of terminal can just be connected with operation power, final realize is remotely controlled separating brake outlet.
In the step 1), host side issues remote control separating brake select command to distribution terminal, and distribution terminal receives remote control point
After lock select command, DSP control remote control component selections relay XZFJ actions；If there is following any situation, think to be remotely controlled
Return to school mistake, remote control process is terminated：
1. the normal opened contact XZHJ_a and remote control component selections relay of selective relay normally closed contact XZFJ_b are closed in remote control
Concatenation loop connect extremely, remote control conjunction be present and return to school signal；
2. there is abnormal failed control remote control component selections relay in DSP control remote control component selections relay XZFJ loops
XZFJ is acted or remote control component selections relay normally open contact XZFJ_a mechanical breakdowns fail to close, and causes to fail to feed back in time
Remote control divides signal of returning to school；
3. being remotely controlled the normally closed contact XZHJ_b abnormal openings of component selections relay, cause to fail timely feedback remote control point and return to school
Signal.
In the step 2), selective relay XZHJ coil control is only closed in remote control component selections relay XZFJ, remote control
Loop processed, contact running-active status all correctly in the case of, can just feed back correct signal of returning to school.
The beneficial effects of the invention are as follows：
Multistage Control distribution terminal faulty action preventing remote control circuit proposed by the present invention, can be in the straighforward operation to distribution terminal
During, realize remote control separating brake and be remotely controlled the hardware interlock of closing circuit, avoid being remotely controlled separating brake in any case and remote control is closed a floodgate
The possibility of outlet simultaneously, it particularly can effectively prevent the remote control outlet mistake caused by any single device mistake.
By means of the invention it is possible to realize following effect：
1. the electricity that control remote control divides execution relay YKFJ is concatenated with XZHJ_b normally closed contacts by XZFJ_a normal opened contacts
Source, it can be connected in remote control combined floodgate selective relay DSP control loops mistake or XZHJ mechanical breakdowns cause contact state different
Chang Shi, effectively disconnect remote control point and perform relay control circuit, realize that the hardware that relay control circuit is performed to remote control point closes
Lock.
2. the electricity that control remote control divides execution relay YKFJ is concatenated with XZHJ_b normally closed contacts by XZFJ_a normal opened contacts
Source, ensure to connect in remote control combined floodgate selective relay DSP control loops mistake or XZHJ mechanical breakdowns cause contact state different
Chang Shi, it can effectively disconnect remote control and divide signal of returning to school, effective remote control will not be fed back and divide signal of returning to school, so as to avoid main frame mistake
Issue remote control point and perform order.
3. concatenating control remote control with XZFJ_b normally closed contact by XZHJ_a normal opened contacts closes execution relay YKHJ's
Power end, can be connected in remote control separating brake selective relay DSP control loops mistake or XZFJ mechanical breakdowns cause contact abnormal
When, it can effectively disconnect remote control and close execution relay control circuit, realize the hardware for being closed to remote control and performing relay control circuit
Locking.
4. concatenating control remote control with XZFJ_b normally closed contact by XZHJ_a normal opened contacts closes execution relay YKHJ's
Power end, ensure to connect in remote control separating brake selective relay DSP control loops mistake or XZFJ mechanical breakdowns cause contact state
When abnormal, it can effectively disconnect remote control conjunction and return to school signal, effective remote control conjunction will not be fed back and returned to school signal, so as to avoid main frame wrong
Remote control conjunction is issued by mistake performs order.
5. the normal opened contact ZKJ_a that master control relay is performed by being remotely controlled controls normal opened contact YKFJ_a outlets to be connect with normally opened
The operation power common port of point YKHJ_a outlets, ensure YKFJ when being connected with YKHJ DSP control loop mistakes or YKFJ with
The long-term holding mistake electriferous state of final remote control outlet will not be caused during YKHJ normal opened contact bug closure.
Brief description of the drawings
Fig. 1 is the remote control circuit schematic diagram one in existing distribution network terminal；
Fig. 2 is the remote control circuit schematic diagram two in existing distribution network terminal；
Fig. 3 is the Multistage Control distribution terminal faulty action preventing remote control circuit schematic diagram that the present invention returns to school with contact；
Fig. 4 concatenates for present invention remote control combined floodgate selective relay normal opened contact with remote control separating brake selective relay normally closed contact
Schematic diagram is connected in loop extremely；
Fig. 5 is invention relay XZFJ action or normal opened contact XZFJ_a mechanical breakdown schematic diagram not successfully；
Fig. 6 is normally closed contact XZHJ_b abnormal opening schematic diagrames of the present invention；
Fig. 7 is that the present invention returns to school correct signal schematic diagram；
Fig. 8 is that remote control separating brake of the present invention to external wiring terminal is connected with operation power, realizes that the outlet of remote control separating brake is illustrated
Figure.
Embodiment：
The present invention will be further described with embodiment below in conjunction with the accompanying drawings：
A kind of Multistage Control distribution terminal faulty action preventing remote control circuit returned to school with contact, as shown in figure 3, including：Remote control point
Selective relay XZFJ, remote control close selective relay XZHJ and remote control performs master control relay ZKJ；
Be remotely controlled component selections relay normal opened contact XZFJ_a, remote control close selective relay normally closed contact XZHJ_b and
Remote control divides execution relay YKFJ to be sequentially connected in series；The normal opened contact XZHJ_a of selective relay, remote control point are closed in the remote control
Selective relay normally closed contact XZFJ_b and remote control are closed execution relay YKHJ and are sequentially connected in series；It is remotely controlled component selections relay
Normal opened contact XZFJ_a and remote control close selective relay normally closed contact XZHJ_b concatenation after signal send DSP to as distant
Control the signal of returning to school of component selections order；The normal opened contact XZHJ_a and remote control component selections relay of remote control conjunction selective relay are normally closed
Signal after contact XZFJ_b concatenations sends the signal of returning to school that DSP closes select command as remote control to；
It is remotely controlled component selections relay XZFJ, selective relay XZHJ is closed in remote control, remote control performs master control relay ZKJ, remote control
Execution relay and remote control is divided to close execution relay and controlled by dsp control signal.
The present invention has following characteristics with the Multistage Control distribution terminal faulty action preventing remote control circuit that contact is returned to school：
1. it is designed with two remote control selective relays：It is remotely controlled component selections relay (XZFJ) and selective relay is closed in remote control
(XZHJ)。
2. it is remotely controlled component selections relay (XZFJ) and remote control closes selective relay (XZHJ) and must at least have one pair of a type normal
Open and one pair of b type normally closed contact contact or at least two pairs of c type changeover contacts.
3. XZFJ normal opened contact (XZFJ_a) concatenates with XZHJ normally closed contact (XZHJ_b), for controlling remote control point to hold
The power end of row relay (YKFJ), DSP gather return to school signal of the concatenation contact point signal as remote control component selections order simultaneously.
4. XZHJ normal opened contact (XZHJ_a) concatenates with XZFJ normally closed contact (XZFJ_b), for controlling remote control conjunction to hold
The power end of row relay (YKHJ), DSP gather the signal of returning to school that the concatenation contact point signal closes select command as remote control simultaneously.
5. being designed with a remote control performs master control relay (ZKJ), remote control, which performs master control relay (ZKJ), at least has one
Pay a type normal opened contacts.
6. normal opened contact (ZKJ_a) the control YKFJ normal opened contacts (YKFJ_a) that remote control performs master control relay (ZKJ) go out
The operation power common port of normal opened contact (YKHJ_a) outlet is closed in mouth and remote control.
The control method of Multistage Control distribution terminal faulty action preventing remote control circuit that the present invention returns to school with contact it is specific as follows (with
It is remotely controlled exemplified by separating brake, remote control is closed a floodgate similar)：
1) separating brake selection, mistake of returning to school are remotely controlled：Host side software issues remote control separating brake select command, distribution to distribution terminal
After terminal receives remote control separating brake select command, DSP control remote control component selections relays (XZFJ) action.If there is following any
Situation, think that remote control is returned to school mistake, remote control process is terminated：
1. XZHJ_a normal opened contacts concatenate loop with XZFJ_b normally closed contact and connected extremely, remote control conjunction be present and return to school letter
Number, as shown in Figure 4；
2. there is the abnormal failed control XZFJ actuatings of relay or XZFJ_a normal opened contacts in DSP control XZFJ loops
Mechanical breakdown fails to close, and causes to fail timely feedback remote control point and returns to school signal, as shown in Figure 5；
3. XZHJ_b normally closed contact abnormal openings, cause to fail timely feedback remote control point and return to school signal, as shown in Figure 6.
2) it is remotely controlled separating brake selection, returns to school correctly：Host side software issues remote control separating brake select command, distribution to distribution terminal
After terminal receives remote control separating brake select command, DSP control remote control component selections relay (XZFJ) coil motions, XZFJ_a is normally opened to be connect
Point closure, XZFJ_b normally closed contacts are opened, and are now not driven because selective relay (XZHJ) coil is closed in remote control, XZHJ_a
Normal opened contact is opened, XZHJ_b normally closed contacts closure.It is fully open that so XZHJ_a concatenates two contacts in loop with XZFJ_b, distant
Control, which is closed, to be performed the power end of relay (YKHJ) and disconnects, and the remote control in the absence of mistake is closed a floodgate and returned to school signal.XZFJ_a and XZHJ_b
Two contacts are all turned in concatenation loop, and remote control divides the power end of execution relay (YKFJ) to connect, the selection of telecontrol separating brake
Order signal of returning to school effective.So as to ensure that coil control circuit only in XZFJ, XZHJ, contact running-active status are all correct
In the case of, correct signal of returning to school can be just fed back, as shown in Figure 7.
3) after remote control is returned to school correctly, remote control performs：When main frame receive remote control return to school correct information after, issue remote control and point hold
Line command.After distribution terminal receives remote control separating brake execution order, DSP continues to control remote control to divide execution relay (YKFJ) and remote control
Master control relay (ZKJ) coil motion is performed, YKFJ_a closes with ZKJ_a normal opened contacts, only when the two normal opened contacts are complete
When portion is effectively closed, the remote control separating brake to external wiring terminal can just be connected with operation power, final realize is remotely controlled separating brake outlet, such as
Shown in Fig. 8.
Although above-mentioned the embodiment of the present invention is described with reference to accompanying drawing, model not is protected to the present invention
The limitation enclosed, one of ordinary skill in the art should be understood that on the basis of technical scheme those skilled in the art are not
Need to pay various modifications or deformation that creative work can make still within protection scope of the present invention.
Claims (9)
1. a kind of Multistage Control distribution terminal faulty action preventing remote control circuit returned to school with contact, it is characterized in that, including：It is remotely controlled component selections
Relay XZFJ, remote control close selective relay XZHJ, remote control performs master control relay ZKJ, remote control divides execution relay YKFJ, distant
Control, which is closed, performs relay YKHJ；
It is described remote control component selections relay normal opened contact XZFJ_a, remote control close selective relay normally closed contact XZHJ_b and
Remote control divides execution relay YKFJ to be sequentially connected in series；The normal opened contact XZHJ_a of selective relay, remote control point are closed in the remote control
Selective relay normally closed contact XZFJ_b and remote control are closed execution relay YKHJ and are sequentially connected in series；
The normally closed contact XZHJ_b strings of selective relay are closed in the normal opened contact XZFJ_a of the remote control component selections relay and remote control
Signal after connecing sends return to school signals of the DSP as remote control component selections order to；
The normal opened contact XZHJ_a and remote control component selections relay normally closed contact XZFJ_b concatenations of selective relay are closed in the remote control
Signal afterwards sends the signal of returning to school that DSP closes select command as remote control to.
2. a kind of Multistage Control distribution terminal faulty action preventing remote control circuit returned to school with contact as claimed in claim 1, its feature
It is that the remote control component selections relay XZFJ, remote control close selective relay XZHJ, remote control performs master control relay ZKJ, remote control point
Perform relay and remote control is closed execution relay and controlled by dsp control signal.
3. a kind of Multistage Control distribution terminal faulty action preventing remote control circuit returned to school with contact as claimed in claim 1, its feature
Be, the remote control component selections relay XZFJ and remote control close selective relay XZHJ at least have one pair of a types normal opened contact and
One pair of b types normally closed contact or at least two pairs of c type changeover contacts.
4. a kind of Multistage Control distribution terminal faulty action preventing remote control circuit returned to school with contact as claimed in claim 1, its feature
It is that the normal opened contact XZFJ_a of the remote control component selections relay connects with the normally closed contact XZHJ_b of remote control conjunction selective relay
Connection, for controlling remote control to divide execution relay YKFJ power end, DSP gathers the concatenation contact point signal as remote control point simultaneously
The signal of returning to school of select command.
5. a kind of Multistage Control distribution terminal faulty action preventing remote control circuit returned to school with contact as claimed in claim 1, its feature
It is that the normal opened contact XZHJ_a that selective relay is closed in the remote control connects with being remotely controlled the normally closed contact XZFJ_b of component selections relay
Connection, the power end for performing relay YKHJ is closed for controlling to be remotely controlled, DSP gathers the concatenation contact point signal and closed as remote control simultaneously
The signal of returning to school of select command.
6. a kind of Multistage Control distribution terminal faulty action preventing remote control circuit returned to school with contact as claimed in claim 1, its feature
It is that the remote control, which performs master control relay ZKJ, at least has one pair of a type normal opened contact, the remote control performs master control relay ZKJ
Normal opened contact control remote control divide execution relay YKFJ normal opened contact export and remote control close perform relay normally open contact go out
The operation power common port of mouth.
7. a kind of method for the Multistage Control distribution terminal faulty action preventing remote control circuit returned to school as claimed in claim 1 with contact,
It is characterized in that including：
1) it is remotely controlled separating brake selection, returns to school correctly：
Host side issues remote control separating brake select command to distribution terminal, after distribution terminal receives remote control separating brake select command, DSP controls
System remote control component selections relay XZFJ actions；
Normal opened contact XZFJ_a closures, the normally closed contact XZFJ_b openings of component selections relay are remotely controlled, now because choosing is closed in remote control
Select relay XZHJ coils to be not driven, the normal opened contact XZHJ_a that selective relay is closed in remote control is opened, normally closed contact XZHJ_b
Closure；The remote control that mistake is now not present is closed a floodgate and returned to school signal, and remote control separating brake select command signal of returning to school is effective；
2) after remote control is returned to school correctly, remote control performs：
When main frame receive remote control return to school correct information after, issue remote control and point perform order；Distribution terminal receives remote control separating brake and held
After line command, DSP continues to control remote control to divide execution relay YKFJ and remote control to perform master control relay ZKJ coil motions, remote control
Divide and perform relay normally open contact YKFJ_a and remote control execution master control relay normally open contact ZKJ_a closures, to external wiring terminal
Remote control separating brake and operation power connect, final realize the outlet of remote control separating brake.
8. a kind of method for the Multistage Control distribution terminal faulty action preventing remote control circuit returned to school with contact as claimed in claim 7,
It is characterized in that in the step 1), host side issues remote control separating brake select command to distribution terminal, and distribution terminal receives remote control point
After lock select command, DSP control remote control component selections relay XZFJ actions；If there is following any situation, think to be remotely controlled
Return to school mistake, remote control process is terminated：
1. the normal opened contact XZHJ_a and the normally closed contact XZFJ_b of remote control component selections relay of selective relay string are closed in remote control
Take back road to connect extremely, remote control conjunction be present and return to school signal；
Moved 2. abnormal failed control remote control component selections relay XZFJ occur in DSP control remote control component selections relay XZFJ loops
Make or remote control component selections relay normally open contact XZFJ_a mechanical breakdowns fail to close, cause to fail timely feedback remote control point
Return to school signal；
3. being remotely controlled the normally closed contact XZHJ_b abnormal openings of component selections relay, cause to fail timely feedback remote control point and return to school letter
Number.
9. a kind of method for the Multistage Control distribution terminal faulty action preventing remote control circuit returned to school with contact as claimed in claim 7,
It is characterized in that in the step 2), selective relay XZHJ coil control is only closed in remote control component selections relay XZFJ, remote control
Loop processed, contact running-active status all correctly in the case of, can just feed back correct signal of returning to school.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610067088.8A CN105471113B (en) | 2016-01-29 | 2016-01-29 | The Multistage Control distribution terminal faulty action preventing remote control circuit and method returned to school with contact |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610067088.8A CN105471113B (en) | 2016-01-29 | 2016-01-29 | The Multistage Control distribution terminal faulty action preventing remote control circuit and method returned to school with contact |
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| Publication Number | Publication Date |
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| CN105471113A CN105471113A (en) | 2016-04-06 |
| CN105471113B true CN105471113B (en) | 2017-12-05 |
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ID=55608549
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610067088.8A Active CN105471113B (en) | 2016-01-29 | 2016-01-29 | The Multistage Control distribution terminal faulty action preventing remote control circuit and method returned to school with contact |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03502996A (en) * | 1988-10-13 | 1991-07-04 | スクウエアー ディー カンパニー | Power management and automation equipment |
| CN200994084Y (en) * | 2006-12-15 | 2007-12-19 | 中国神华能源股份有限公司 | Switching station incombing line standby self-input circuit remote control circuit |
| CN101752909A (en) * | 2010-01-15 | 2010-06-23 | 河南电力试验研究院 | Remote checking method of operation circuit |
| CN102623969A (en) * | 2012-03-22 | 2012-08-01 | 上海市电力公司 | Microcomputer protecting and controlling type remote control retreating reclosure system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030125817A1 (en) * | 2001-12-31 | 2003-07-03 | Scharwat Frank E. | Multiple action controller system |
-
2016
- 2016-01-29 CN CN201610067088.8A patent/CN105471113B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03502996A (en) * | 1988-10-13 | 1991-07-04 | スクウエアー ディー カンパニー | Power management and automation equipment |
| CN200994084Y (en) * | 2006-12-15 | 2007-12-19 | 中国神华能源股份有限公司 | Switching station incombing line standby self-input circuit remote control circuit |
| CN101752909A (en) * | 2010-01-15 | 2010-06-23 | 河南电力试验研究院 | Remote checking method of operation circuit |
| CN102623969A (en) * | 2012-03-22 | 2012-08-01 | 上海市电力公司 | Microcomputer protecting and controlling type remote control retreating reclosure system |
Non-Patent Citations (1)
| Title |
|---|
| 一种解决遥控误动的有效措施;刘强;《电力系统通信》;20080810;第29卷(第190期);第70-72页 * |
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| Publication number | Publication date |
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| CN105471113A (en) | 2016-04-06 |
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