CN105337404B - For the inlet wire prepared auto restart control method of substation, apparatus and system - Google Patents
For the inlet wire prepared auto restart control method of substation, apparatus and system Download PDFInfo
- Publication number
- CN105337404B CN105337404B CN201510874692.7A CN201510874692A CN105337404B CN 105337404 B CN105337404 B CN 105337404B CN 201510874692 A CN201510874692 A CN 201510874692A CN 105337404 B CN105337404 B CN 105337404B
- Authority
- CN
- China
- Prior art keywords
- auto restart
- prepared auto
- switch
- time
- movement
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 23
- 230000011218 segmentation Effects 0.000 claims description 17
- 238000012544 monitoring process Methods 0.000 claims description 10
- 230000003111 delayed effect Effects 0.000 claims description 3
- 238000004804 winding Methods 0.000 description 6
- 238000004891 communication Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/061—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for DC powered loads
Abstract
The invention discloses a kind of for the inlet wire prepared auto restart control method of substation, apparatus and system.Wherein, this method comprises: when working power breaks down, control first switch executes prepared auto restart movement, and controls second switch and execute prepared auto restart movement after the first predetermined time；First time and the first predetermined time when being broken down according to working power determine first time section；In first time section, the implementing result that first switch executes prepared auto restart movement is obtained in real time；When implementing result is to run succeeded, cancel prepared auto restart movement of the second switch after the first predetermined time.The present invention solves the technical issues of substation's power down caused by prepared auto restart does not start.
Description
Technical field
The present invention relates to power domains, in particular to a kind of inlet wire prepared auto restart control method for substation, dress
It sets and system.
Background technique
Currently, substation generallys use automatic switching device of standby power supply, to ensure the reliability and continuity of power supply.?
In 110kV and 110kV substation with internal bridge below, inlet wire prepared auto restart strategy mostly in the following way: when checking
Working power voltage disappears, and working power switch, in when jumping position, backup power source starts.And in, low-pressure side bus connection switch
From throw strategy using mesolow main switch auxiliary contact start by the way of carry out.
But if incoming switch, bus connection switch or related secondary device, secondary circuit break down, such as occur into
Wiretap or bus connection switch occur SF6 gas pressure reduce locking divide-shut brake, control power supply disappearance, fuse melting, be spaced apart tripping,
Tripping coil breaks or burns, the failures such as breaker auxiliary node poor contact and relay coil broken string, from throwing pressing plate
When contacting not firm equal secondary devices or loop fault, it may cause bus connection switch after the starting of inlet wire prepared auto restart and close a floodgate the asking of failure
Topic.And at this point, transformer mesolow side main switch does not also trip, cannot start mesolow side bus connection switch closes a floodgate, therefore and
This transformer institute on-load is caused all to have a power failure.
For above-mentioned problem, currently no effective solution has been proposed.
Summary of the invention
The embodiment of the invention provides a kind of for the inlet wire prepared auto restart control method of substation, apparatus and system, so that
Few the technical issues of solving substation's power down caused by prepared auto restart does not start.
According to an aspect of an embodiment of the present invention, a kind of inlet wire prepared auto restart control method for substation is provided,
It include: when working power breaks down, control first switch executes prepared auto restart movement, and it is predetermined first to control second switch
Prepared auto restart movement is executed after time；When first time and the first predetermined time when being broken down according to working power determine first
Between section；In first time section, the implementing result that first switch executes prepared auto restart movement is obtained in real time；When implementing result is
When running succeeded, cancel prepared auto restart movement of the second switch after the first predetermined time.
Further, the mode of prepared auto restart includes at least: inlet wire prepared auto restart and segmentation prepared auto restart.
Further, when the mode of prepared auto restart is segmentation prepared auto restart, second switch includes: to be set in high-voltage side bus
The first branch switch and be set in low-pressure side bus second branch switch, wherein in first time section, obtain in real time
After taking first switch to execute the implementing result of prepared auto restart movement, method includes: the control the when implementing result is executes failure
One branch switch executes prepared auto restart movement；The second time and second when switching execution prepared auto restart movement according to the first branch makes a reservation for
Time determines the second time interval；In first time section, prepared auto restart movement is executed according to acquisition first branch switch in real time
Implementing result, determine second branch switch whether execute prepared auto restart movement.
Further, in first time section, the implementing result that first switch executes prepared auto restart movement, packet are obtained in real time
It includes: obtaining the first connection status with working power in real time；The second connection status with backup power source is obtained in real time；When the first company
When the state of connecing is disconnection and the second connection status is connection, determine that the implementing result of prepared auto restart movement is to run succeeded.
According to another aspect of an embodiment of the present invention, a kind of inlet wire prepared auto restart control dress for substation is additionally provided
It sets, comprising: control module, for when working power breaks down, control first switch executes prepared auto restart movement, and controls the
Two switches execute prepared auto restart movement after the first predetermined time；First determining module, when for being broken down according to working power
First time and the first predetermined time determine first time section；Module is obtained, for being obtained in first time section in real time
First switch is taken to execute the implementing result of prepared auto restart movement；First execution module, for taking when implementing result is to run succeeded
Disappear prepared auto restart movement of the second switch after the first predetermined time.
Further, when the mode of prepared auto restart is segmentation prepared auto restart, second switch includes: to be set in high-voltage side bus
The first branch switch and be set in low-pressure side bus second branch switch, wherein device includes: the second execution module,
For when implementing result is to execute failure, control first branch switch to execute prepared auto restart movement；Second determining module is used for root
The second time and the second predetermined time when switching execution prepared auto restart movement according to the first branch determine the second time interval；Third is true
Cover half block, for the implementing result of prepared auto restart movement to be executed according to acquisition first branch switch in real time in first time section,
Determine whether second branch switch executes prepared auto restart movement.
Further, obtaining module includes: the first sub-acquisition module, is connect for obtaining in real time with the first of working power
State；Second sub-acquisition module, for obtaining the second connection status with backup power source in real time；Sub- determining module, for when the
When one connection status is disconnection and the second connection status is connection, determine that the implementing result of prepared auto restart movement is to run succeeded.
According to another aspect of an embodiment of the present invention, a kind of inlet wire prepared auto restart control system for substation is additionally provided
System includes at least working power and backup power source, wherein in above system further include: first switch, for executing prepared auto restart
Movement；Second switch executes prepared auto restart movement for assisting；The time relay is connect with second switch, is opened for controlling second
Close the movement of delayed execution prepared auto restart；Controller is connect with first switch with the time relay, is for real-time monitoring working power
It is no to break down, when working power breaks down, controls first switch and execute prepared auto restart movement, and control the time relay to make
Second switch executes prepared auto restart movement after the first predetermined time.
Further, the mode of prepared auto restart is segmentation prepared auto restart, and second switch includes at least: first branch switch, setting
In high-voltage side bus, prepared auto restart movement is executed to high-voltage side bus for assisting；Second branch switch is set to low-pressure side mother
In line, prepared auto restart movement is executed to low-pressure side bus for assisting.
Further, the time relay includes at least: first time relay, connects with first branch switch and controller
It connects, executes prepared auto restart movement after the first predetermined time for controlling first branch switch；Second time relay, with second
Way switch is connected with controller, and prepared auto restart movement is executed after the second predetermined time for controlling second branch switch.
In embodiments of the present invention, using when working power breaks down, control first switch executes prepared auto restart movement,
And it controls second switch and executes prepared auto restart movement after the first predetermined time；First time when being broken down according to working power
First time section is determined with the first predetermined time；In first time section, it is dynamic that first switch execution prepared auto restart is obtained in real time
The implementing result of work；When implementing result is to run succeeded, cancel prepared auto restart movement of the second switch after the first predetermined time
Mode, thus realize high-pressure side prepared auto restart failure after start in time low-pressure side prepared auto restart movement purpose, realize anti-
The only technical effect of substation's power down as caused by prepared auto restart baulk, and then solve and led since prepared auto restart does not start
The technical issues of substation's power down of cause.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes part of this application, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is a kind of signal optionally with the inlet wire prepared auto restart control system in substation according to an embodiment of the present invention
Figure；
Fig. 2 is a kind of signal optionally with the inlet wire prepared auto restart control system in substation according to an embodiment of the present invention
Figure；
Fig. 3 is a kind of process optionally with the inlet wire prepared auto restart control method in substation according to an embodiment of the present invention
Figure；
Fig. 4 is a kind of connecing applied to 110kV substation with internal bridge two-winding transformer according to an embodiment of the present invention
Line chart；
Fig. 5 is according to an embodiment of the present invention a kind of applied in 110kV substation with internal bridge two-winding transformer
Secondary control loop figure；And
Fig. 6 is a kind of signal optionally with the inlet wire prepared auto restart control system in substation according to an embodiment of the present invention
Figure.
Specific embodiment
In order to enable those skilled in the art to better understand the solution of the present invention, below in conjunction in the embodiment of the present invention
Attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only
The embodiment of a part of the invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
The model that the present invention protects all should belong in member's every other embodiment obtained without making creative work
It encloses.
It should be noted that description and claims of this specification and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so as to the embodiment of the present invention described herein can in addition to illustrating herein or
Sequence other than those of description is implemented.In addition, term " includes " and " having " and their any deformation, it is intended that cover
Cover it is non-exclusive include, for example, the process, method, system, product or equipment for containing a series of steps or units are not necessarily limited to
Step or unit those of is clearly listed, but may include be not clearly listed or for these process, methods, product
Or other step or units that equipment is intrinsic.
According to embodiments of the present invention, the system for providing a kind of inlet wire prepared auto restart control system for substation is implemented
Example, Fig. 1 is the system framework figure of the inlet wire prepared auto restart control system according to an embodiment of the present invention for substation, such as Fig. 1 institute
Show, which includes at least working power and backup power source, system further include: first switch 10, second switch 12, time relay
Device 14 and controller 16.
Wherein, first switch 10, for executing prepared auto restart movement；Second switch 12 executes prepared auto restart movement for assisting；
The time relay 14 is connect with second switch 12, for controlling the movement of 12 delayed execution prepared auto restart of second switch；Controller 16,
It connect with first switch 10 with the time relay 14, whether breaks down for real-time monitoring working power, when working power is sent out
When raw failure, control first switch 10 executes prepared auto restart movement, and controlling the time relay 14 keeps second switch 12 pre- first
Prepared auto restart movement is executed after fixing time.
Specifically, by above-mentioned first switch 10, second switch 12, the time relay 14 and controller 16, to prepared auto restart
Movement is controlled.Real-time monitoring is carried out by working condition of the controller to working power, when working power breaks down,
Prepared auto restart movement, and the to break down by time relay control second switch in working power are executed by first switch
Prepared auto restart movement is executed after one predetermined time, to prevent first switch prepared auto restart as caused by failure from failing.When controller is examined
It measures first switch and executes prepared auto restart when act successfully, cancel second switch execution prepared auto restart and act.To realize in high pressure
Start the purpose of low-pressure side prepared auto restart movement after the failure of side prepared auto restart in time, realizing prevents from causing due to prepared auto restart baulk
Substation's power down technical effect, solve the skill of the substation power down caused by prepared auto restart does not start in the prior art
Art problem.
As an alternative embodiment, the mode of prepared auto restart is segmentation prepared auto restart, second switch 12 is included at least: the
One branch switch 121 and second branch switch 123.
Wherein, first branch switch 121, is set in high-voltage side bus, executes high-voltage side bus for certainly for assisting
Throwing movement；Second branch switch 123, is set in low-pressure side bus, and prepared auto restart movement is executed to low-pressure side bus for assisting.
Specifically, passing through the above-mentioned second branch for being set on high-tension side first branch switch 121 and being set to low-pressure side
Switch 123 is realized carry out prepared auto restart movement to high-pressure side and low-pressure side respectively.It is held when being set on high-tension side first branch switch
When row prepared auto restart baulk, is switched after the predetermined time by the second branch for being set to low-pressure side and execute prepared auto restart movement.From
And solve the problems, such as that low-pressure side prepared auto restart can not also act when high-pressure side prepared auto restart in the prior art does not start.
As an alternative embodiment, as shown in Fig. 2, the time relay 14 includes at least: first time relay
141 and second time relay 143.
Wherein, first time relay 141 connect with first branch switch and controller, opens for controlling the first branch
It closes and executes prepared auto restart movement after the first predetermined time；Second time relay 143 connects with second branch switch and controller
It connects, executes prepared auto restart movement after the second predetermined time for controlling second branch switch.
Specifically, being opened respectively the first branch by above-mentioned first time relay 141 and second time relay 143
It closes and the execution time point of the prepared auto restart movement of second branch switch is controlled.
In practical application, after detecting that working power breaks down, control first branch switch executes prepared auto restart
Movement, while prepared auto restart movement is executed after 3 seconds by time relay control second branch switch.Upon a fault
3 second this period in, detection the first branch switch prepared auto restart movement whether run succeeded, when being not carried out successfully,
When third second upon a fault, is switched by second branch and execute prepared auto restart movement, to prevent the hair of power down accident
It is raw.
According to embodiments of the present invention, a kind of method for providing inlet wire prepared auto restart control method for substation is implemented
Example, it should be noted that step shown in the flowchart of the accompanying drawings can be in the calculating of such as a group of computer-executable instructions
It is executed in machine system, although also, logical order is shown in flow charts, and it in some cases, can be to be different from
Sequence herein executes shown or described step.
Fig. 3 is the flow chart of the inlet wire prepared auto restart control method according to an embodiment of the present invention for substation, such as Fig. 3 institute
Show, this method comprises the following steps:
Step S21, when working power breaks down, control first switch executes prepared auto restart movement, and controls second and open
It closes and executes prepared auto restart movement after the first predetermined time.
Step S23, first time and the first predetermined time when being broken down according to working power determine first time area
Between.
Step S25 obtains the implementing result that first switch executes prepared auto restart movement in first time section in real time；
It is dynamic to cancel prepared auto restart of the second switch after the first predetermined time when implementing result is to run succeeded by step S27
Make.
Prepared auto restart movement is controlled specifically, being realized by step S21 to step S27.Wherein, by work electricity
The working condition in source carries out real-time monitoring, determines whether working power breaks down.When working power breaks down, control the
One switch execute prepared auto restart movement, and by the time relay control second switch working power break down first make a reservation for
Prepared auto restart movement is executed after time, to prevent first switch prepared auto restart as caused by failure from failing.When controller detects
When one switch execution prepared auto restart is acted successfully, cancels second switch and execute prepared auto restart movement.It is standby certainly in high-pressure side to realize
Start the purpose that low-pressure side prepared auto restart acts in time after throwing failure, realizing prevents the power transformation as caused by prepared auto restart baulk
It stands the technical effect of power down, the technology for solving substation's power down caused by prepared auto restart does not start in the prior art is asked
Topic.
As an alternative embodiment, the mode of prepared auto restart includes at least: inlet wire prepared auto restart and segmentation prepared auto restart.
As an alternative embodiment, second switch includes: setting when the mode of prepared auto restart is segmentation prepared auto restart
The second branch switch that the first branch in high-voltage side bus is switched and is set in low-pressure side bus, wherein in step S25
In first time section, after obtaining the implementing result that first switch executes prepared auto restart movement in real time, the method for obtaining includes:
Step S28, when implementing result is to execute failure, control first branch switch executes prepared auto restart movement.
Step S29, the second time and the second predetermined time when switching execution prepared auto restart movement according to the first branch determine
Second time interval.
Step S30, in first time section, in real time according to the execution for obtaining first branch switch execution prepared auto restart movement
As a result, determining whether second branch switch executes prepared auto restart movement.
Specifically, by step S28 to step S30, after determining the prepared auto restart baulk of first switch, by first
Way switch and second branch switch control execute segmentation prepared auto restart movement.Firstly, standby in high-pressure side execution by first branch switch
It is acted from throwing, control is set to the second branch switch of low-pressure side while controlling first branch switch and executing prepared auto restart movement
Prepared auto restart movement is also executed after the first predetermined time.Before second branch switchs and executes prepared auto restart movement, real-time monitoring the
One branch switch executes whether prepared auto restart movement succeeds.It is pre- first when the first branch, which switchs, executes prepared auto restart baulk
It is switched after fixing time by the second branch for being set to low-pressure side and executes prepared auto restart movement.To solve high pressure in the prior art
The problem of low-pressure side prepared auto restart can not also act when side prepared auto restart does not start.
As an alternative embodiment, obtaining first switch in real time in step S25 in first time section and executing
In the implementing result of prepared auto restart movement, may include:
Step S251 obtains the first connection status with working power in real time.
Step S253 obtains the second connection status with backup power source in real time.
Step S255 determines prepared auto restart movement when the first connection status is disconnection and the second connection status is connection
Implementing result is to run succeeded.
Specifically, in step S251 into step S255, real-time monitoring and working power and backup power source can be passed through
Connection status, to determine whether prepared auto restart movement runs succeeded.When with the first connection status of working power be disconnect and with it is standby
It is communication type with the second connection status of power supply, determines that the implementing result of prepared auto restart movement is to run succeeded.
As an alternative embodiment, in practical application, with 110kV substation with internal bridge double winding transformation
For device, as shown in Fig. 4, Fig. 4 is the wiring diagram of 110kV substation with internal bridge two-winding transformer, 1YJ 110kV4#
High side bus voltage mutual inductor identifies that contact, 3YJ identify contact without pressure for 10kV4# low-pressure side bus voltage transformer without pressure,
2YJ is 110kV5# high side bus voltage mutual inductor without pressure identification contact, and 4YJ is 10kV5# low-pressure side bus voltage transformer
Contact is identified without pressure.
Secondary control loop figure in 110kV substation with internal bridge two-winding transformer as shown in Fig. 5, in original nothing
Pressure, which is fallen, increases by a time relay 2SJ in the switch of starting-up later time 111, low-pressure side main switch 201 is jumped in time-delay contact timing closing.
When 111 power loss of circuit, under-voltage replay 1YJ and under-voltage replay 3YJ junction closure, time relay 1SJ and time
Relay 2SJ starts simultaneously, and it is standby that 1SJ controls the delay jump of 111 make and break contacts.It is jumped for after in 111 switches, 111 switch auxiliary contacts
Closure, starting 145 are switched from circuit, timing closing mother 145 is thrown, then 110kV4# high-voltage side bus and 10kV4# low-pressure side are female
Line voltage is restored, and under-voltage replay 1YJ and under-voltage replay 3YJ contact disconnect, and time relay 2SJ contact returns, no
Restart 201 switch of jump.
Cause the switch of mother 145 from throwing failure when the switch of circuit 111,145 switch disconnectors or secondary circuit break down
When, timing closing is carried out for contact through time relay 2SJ at this time, tripping power supply 1# main transformer low-pressure side 201 switchs, and 201 open
Its auxiliary contact is closed after the movement of pass, starts 245 reclosings, 10kV4# low-pressure side bus load is taken out of.Wherein time relay
The delay of device 2SJ includes the time and prepared auto restart actuation time of 1SJ.To realize tripping after high-pressure side is from throwing baulk
Main transformer low-pressure side switch, starting low-pressure side mother throw circuit certainly.Similarly, the logical AND after 112 route power loss of power supply 2# main transformer side
This is identical, and the above measure can also be used for three-winding transformer, starts low-pressure side simultaneously by 2SJ and medium voltage side main switch is jumped
Lock, mesolow side is respectively started throws circuit certainly.
According to embodiments of the present invention, the device for providing a kind of inlet wire prepared auto restart control device for substation is implemented
Example, Fig. 6 is the schematic diagram of the inlet wire prepared auto restart control device according to an embodiment of the present invention for substation, as shown in fig. 6, should
Device includes: control module 21, the first determining module 23, obtains module 25 and the first execution module 27.
Wherein, control module 21 execute prepared auto restart movement for when working power breaks down, controlling first switch,
And it controls second switch and executes prepared auto restart movement after the first predetermined time；First determining module 23, for according to working power
First time and the first predetermined time when breaking down determine first time section；Module 25 is obtained, at the first time
In section, the implementing result that first switch executes prepared auto restart movement is obtained in real time；First execution module 27, for working as implementing result
When to run succeeded, cancel prepared auto restart movement of the second switch after the first predetermined time.
Specifically, by above-mentioned control module 21, the first determining module 23, obtaining module 25 and the first execution module 27 in fact
Now prepared auto restart movement is controlled.Wherein, real-time monitoring is carried out by the working condition to working power, determines working power
Whether break down.When working power breaks down, control first switch executes prepared auto restart movement, and passes through the time relay
Control second switch is executed after the first predetermined time that working power breaks down prepared auto restart act, with prevent first switch by
The failure of the prepared auto restart caused by failure.When controller detects that first switch execution prepared auto restart acts successfully, cancels second and open
It closes and executes prepared auto restart movement.To realize the mesh for starting the movement of low-pressure side prepared auto restart in time after the failure of high-pressure side prepared auto restart
, realize the technical effect for preventing substation's power down as caused by prepared auto restart baulk, solve in the prior art by
The technical issues of substation's power down caused by prepared auto restart does not start.
As an alternative embodiment, the mode of prepared auto restart includes at least: inlet wire prepared auto restart and segmentation prepared auto restart.
As an alternative embodiment, second switch includes: setting when the mode of prepared auto restart is segmentation prepared auto restart
The second branch switch that the first branch in high-voltage side bus is switched and is set in low-pressure side bus, wherein above-mentioned apparatus
It can also include: the second execution module 28, the second determining module 29 and third determining module 30.
Wherein, the second execution module 28, for when implementing result is to execute failure, control first branch switch to execute standby
It is acted from throwing；Second determining module 29, for switching the second time and second when executing prepared auto restart movement according to the first branch
Predetermined time determines the second time interval；Third determining module 30 is used in first time section, in real time according to acquisition first
Branch switch executes the implementing result of prepared auto restart movement, determines whether second branch switch executes prepared auto restart movement.
Specifically, determining by above-mentioned second execution module 28, the second determining module 29 and third determining module 30
After the prepared auto restart baulk of one switch, segmentation prepared auto restart movement is executed by first branch switch and second branch switch control.
Firstly, executing prepared auto restart movement in high-pressure side by first branch switch, prepared auto restart movement is executed in control first branch switch
The second branch switch that control simultaneously is set to low-pressure side also executes prepared auto restart movement after the first predetermined time.In second branch
Before switch executes prepared auto restart movement, real-time monitoring first branch switch executes whether prepared auto restart movement succeeds.Work as the first branch
When switching execution prepared auto restart baulk, is switched and executed for certainly by the second branch for being set to low-pressure side after the first predetermined time
Throwing movement.Asking to solve that low-pressure side prepared auto restart when high-pressure side prepared auto restart in the prior art does not start can not also act
Topic.
As an alternative embodiment, may include: the first sub-acquisition module 251, second in obtaining module 25
Sub-acquisition module 253 and sub- determining module 255.
Wherein, the first sub-acquisition module 251, for obtaining the first connection status with working power in real time；Second son obtains
Modulus block 253, for obtaining the second connection status with backup power source in real time；Sub- determining module 255, for when the first connection shape
When state is disconnection and the second connection status is connection, determine that the implementing result of prepared auto restart movement is to run succeeded.
Specifically, in above-mentioned first sub-acquisition module 251, the second sub-acquisition module 253 and sub- determining module 255, it can
To pass through the connection status of real-time monitoring and working power and backup power source, to determine whether prepared auto restart movement runs succeeded.When
The first connection status with working power is to disconnect and be communication type with the second connection status of backup power source, determines that prepared auto restart is dynamic
The implementing result of work is to run succeeded.
The serial number of the above embodiments of the invention is only for description, does not represent the advantages or disadvantages of the embodiments.
In the above embodiment of the invention, it all emphasizes particularly on different fields to the description of each embodiment, does not have in some embodiment
The part of detailed description, reference can be made to the related descriptions of other embodiments.
In several embodiments provided herein, it should be understood that disclosed technology contents can pass through others
Mode is realized.Wherein, the apparatus embodiments described above are merely exemplary, such as the division of the unit, Ke Yiwei
A kind of logical function partition, there may be another division manner in actual implementation, for example, multiple units or components can combine or
Person is desirably integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed is mutual
Between coupling, direct-coupling or communication connection can be through some interfaces, the INDIRECT COUPLING or communication link of unit or module
It connects, can be electrical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
On unit.It can some or all of the units may be selected to achieve the purpose of the solution of this embodiment according to the actual needs.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of software functional units.
If the integrated unit is realized in the form of SFU software functional unit and sells or use as independent product
When, it can store in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially
The all or part of the part that contributes to existing technology or the technical solution can be in the form of software products in other words
It embodies, which is stored in a storage medium, including some instructions are used so that a computer
Equipment (can for personal computer, server or network equipment etc.) execute each embodiment the method for the present invention whole or
Part steps.And storage medium above-mentioned includes: that USB flash disk, read-only memory (ROM, Read-Only Memory), arbitrary access are deposited
Reservoir (RAM, Random Access Memory), mobile hard disk, magnetic or disk etc. be various to can store program code
Medium.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (6)
1. a kind of inlet wire prepared auto restart control method for substation characterized by comprising
When working power breaks down, control first switch executes prepared auto restart movement, and it is predetermined first to control second switch
The prepared auto restart movement is executed after time；
First time and first predetermined time when breaking down according to the working power, determine first time section；
In the first time section, the implementing result that the first switch executes the prepared auto restart movement is obtained in real time；
When the implementing result is to run succeeded, it is dynamic to cancel the prepared auto restart of the second switch after the first predetermined time
Make；
The mode of the prepared auto restart movement includes at least: inlet wire prepared auto restart and segmentation prepared auto restart；
When the mode of prepared auto restart movement is the segmentation prepared auto restart, the second switch includes: to be set to high-pressure side mother
The second branch switch that the first branch in line is switched and is set in low-pressure side bus, wherein in the first time section
It is interior, after obtaining the implementing result that the first switch executes prepared auto restart movement in real time, which comprises held when described
Row result is to control the first branch switch when executing failure and execute the prepared auto restart movement；It is opened according to the first branch
The second time and the second predetermined time when closing execution prepared auto restart movement determine the second time interval；In the first time
In section, in real time according to the implementing result for obtaining the first branch switch execution prepared auto restart movement, described second is determined
Whether branch switch executes the prepared auto restart movement.
2. the method according to claim 1, wherein obtaining described in real time in the first time section
One switch executes the implementing result of the prepared auto restart movement, comprising:
The first connection status with the working power is obtained in real time；
The second connection status with backup power source is obtained in real time；
When first connection status is disconnection and second connection status is connection, holding for the prepared auto restart movement is determined
Row result is described runs succeeded.
3. a kind of inlet wire prepared auto restart control device for substation characterized by comprising
Control module, for when working power breaks down, control first switch to execute prepared auto restart movement, and control second is opened
Pass executes the prepared auto restart movement after the first predetermined time；
First determining module, the first time and first predetermined time when for being broken down according to the working power are true
Determine first time section；
Module is obtained, executes the prepared auto restart movement in the first time section, obtaining the first switch in real time
Implementing result；
First execution module, for cancelling institute when the implementing result in the first time section is to run succeeded
State prepared auto restart movement of the second switch after the first predetermined time；
The mode of the prepared auto restart movement includes at least: inlet wire prepared auto restart and segmentation prepared auto restart；
When the mode of the prepared auto restart is segmentation prepared auto restart, the second switch includes: the be set in high-voltage side bus
One branch switch and the second branch being set in low-pressure side bus switch, wherein and described device includes: the second execution module,
When for executing the implementing result of the prepared auto restart movement when the first switch to execute failure, controlling the first branch and opening
It closes and executes the prepared auto restart movement；Second determining module is acted for executing the prepared auto restart according to first branch switch
When the second time and the second predetermined time determine the second time interval；Third determining module, in the first time area
In, in real time according to the implementing result for obtaining the first branch switch execution prepared auto restart movement, determine described second
Whether way switch executes the prepared auto restart movement.
4. device according to claim 3, which is characterized in that the acquisition module includes:
First sub-acquisition module, for obtaining the first connection status with the working power in real time；
Second sub-acquisition module, for obtaining the second connection status with backup power source in real time；
Sub- determining module, for determining institute when first connection status is disconnection and second connection status is connection
The implementing result for stating prepared auto restart movement is described runs succeeded.
5. a kind of inlet wire prepared auto restart control system for substation, includes at least working power and backup power source, feature exists
In, the system also includes:
First switch, for executing prepared auto restart movement；
Second switch executes the prepared auto restart movement for assisting；
The time relay is connect with the second switch, for controlling the movement of prepared auto restart described in the second switch delayed execution；
Whether controller is connect with the first switch with the time relay, send out for working power described in real-time monitoring
Raw failure controls the first switch and executes the prepared auto restart movement, and described in control when the working power breaks down
The time relay makes the second switch execute the prepared auto restart movement after the first predetermined time；
First time and first predetermined time when breaking down according to the working power, determine first time section；
The mode of the prepared auto restart movement includes at least: inlet wire prepared auto restart and segmentation prepared auto restart；
When the mode of the prepared auto restart is segmentation prepared auto restart, the second switch is included at least: first branch switch is set to
In high-voltage side bus, the prepared auto restart movement is executed to the high-voltage side bus for assisting；Second branch switch, is set to low
It presses in side bus, executes the prepared auto restart movement to the low-pressure side bus for assisting；
When the first switch executes the implementing result of the prepared auto restart movement to execute failure, controls the first branch and open
It closes and executes the prepared auto restart movement；The second time and second when executing prepared auto restart movement is switched according to the first branch
Predetermined time determines the second time interval；In the first time section, held in real time according to the acquisition first branch switch
The implementing result of the row prepared auto restart movement, determines whether the second branch switch executes the prepared auto restart movement.
6. system according to claim 5, which is characterized in that the time relay includes at least:
First time relay connect with first branch switch and the controller, opens for controlling the first branch
Pass executes the prepared auto restart movement after the first predetermined time；
Second time relay connect with second branch switch and the controller, opens for controlling the second branch
Pass executes the prepared auto restart movement after the second predetermined time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510874692.7A CN105337404B (en) | 2015-12-02 | 2015-12-02 | For the inlet wire prepared auto restart control method of substation, apparatus and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510874692.7A CN105337404B (en) | 2015-12-02 | 2015-12-02 | For the inlet wire prepared auto restart control method of substation, apparatus and system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105337404A CN105337404A (en) | 2016-02-17 |
| CN105337404B true CN105337404B (en) | 2019-04-12 |
Family
ID=55287767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510874692.7A Active CN105337404B (en) | 2015-12-02 | 2015-12-02 | For the inlet wire prepared auto restart control method of substation, apparatus and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105337404B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108599356A (en) * | 2018-01-03 | 2018-09-28 | 常熟开关制造有限公司(原常熟开关厂） | Automatic conversion for electric installation control method and automatic conversion for electric installation |
| CN109149570B (en) * | 2018-09-20 | 2022-01-11 | 国网江苏省电力有限公司镇江供电分公司 | Spare power automatic switching simplified relay protection method for internal bridge and single bus segmented wiring transformer substation |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101369739A (en) * | 2008-09-28 | 2009-02-18 | 上海宝钢化工有限公司 | Spare power automatic switching device and method for three-segment bus two-segment switch |
| CN102790395A (en) * | 2012-08-10 | 2012-11-21 | 深圳供电局有限公司 | Spare power automatic switching load equalizing method and device for 20kV and 10kV mixing area |
| CN104934951A (en) * | 2015-06-18 | 2015-09-23 | 南京南瑞继保电气有限公司 | Method and device of rapidly restoring system power supply |
-
2015
- 2015-12-02 CN CN201510874692.7A patent/CN105337404B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101369739A (en) * | 2008-09-28 | 2009-02-18 | 上海宝钢化工有限公司 | Spare power automatic switching device and method for three-segment bus two-segment switch |
| CN102790395A (en) * | 2012-08-10 | 2012-11-21 | 深圳供电局有限公司 | Spare power automatic switching load equalizing method and device for 20kV and 10kV mixing area |
| CN104934951A (en) * | 2015-06-18 | 2015-09-23 | 南京南瑞继保电气有限公司 | Method and device of rapidly restoring system power supply |
Non-Patent Citations (1)
| Title |
|---|
| 变电站高低压母线备自投的配合方式;田苑等;《大众科技》;20120320(第3期);第117-118页 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105337404A (en) | 2016-02-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106256066B (en) | Distribution terminal and its judgment method with fault type arbitration functions | |
| CN101552489B (en) | Method for controlling automatic operation of standby power by microcomputer of inner bridge and single bus connection | |
| CN108051706A (en) | Automatic throw-in equipment of emergency power supply fault recognition method and system | |
| CN104953705B (en) | Inner bridge spare power automatic switching control method based on incomplete primary main wiring | |
| CN105337404B (en) | For the inlet wire prepared auto restart control method of substation, apparatus and system | |
| CN102570594A (en) | Spare automatic adaptive switching method for transformer substation based on automatic reclosing information | |
| CN109245072B (en) | Self-adaptive in-situ feeder automation fault processing method based on regional sequence number | |
| CN101741137A (en) | Network centralized emergency power supply automatic switching method | |
| CN108963990A (en) | Route small current grounding fault processing method hand in hand based on transient power direction | |
| CN109818410A (en) | A kind of rapidly self-healing method of urban track traffic ac power supply system | |
| CN104242455A (en) | 110 kV substation protection and control action cooperation strategy suitable for DG (distributed generation) accessing | |
| CN109599847A (en) | The guard method of power distribution network and power distribution network | |
| CN103280880B (en) | Decoupling control method for controlling backup power supply automatic switching by expansion inner bridge microcomputer | |
| CN106787131B (en) | A kind of two rank region spare power automatic switching system and prepared auto restart control method | |
| CN110601350A (en) | High-voltage self-adaptive area spare power automatic switching system and spare power automatic switching control method thereof | |
| CN103117592A (en) | 220kV spare power automatic switching system and judgment method for bus tie spare power automatic switching mode of spare power automatic switching device | |
| CN107611946A (en) | A kind of full killer switch feeder fault control method | |
| CN106655462B (en) | Double-master-station regional spare power automatic switching method | |
| CN104868454A (en) | Backup power supply switchover protective system | |
| CN109521332A (en) | Fault handling method, apparatus and system | |
| CN109510192A (en) | The self-healing method of power distribution network and power distribution network | |
| CN105449835B (en) | A kind of region spare power automatic switching method | |
| Fan et al. | Feeder automation within the scope of substation automation | |
| CN211127277U (en) | High-voltage self-adaptive regional spare power automatic switching system | |
| CN106787153A (en) | A kind of inlet wire for internal bridge form is for throwing method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |