CN110336247A - A kind of method for protecting transformer holds control device and protection system - Google Patents
A kind of method for protecting transformer holds control device and protection system Download PDFInfo
- Publication number
- CN110336247A CN110336247A CN201910748762.2A CN201910748762A CN110336247A CN 110336247 A CN110336247 A CN 110336247A CN 201910748762 A CN201910748762 A CN 201910748762A CN 110336247 A CN110336247 A CN 110336247A
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- Prior art keywords
- batcher
- allotment
- current
- control device
- instruction
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16533—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application
- G01R19/16538—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies
- G01R19/16547—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies voltage or current in AC supplies
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/04—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for transformers
Abstract
The application discloses a kind of method for protecting transformer, holds control device and protection system.The method is applied to the appearance control device of installation on the transformer, specifically includes: being in advance every phase alternating current setting load current value and the default recovery value that transfinites in holding control device；Timing detects the real-time total current of every phase alternating current；When the real-time total current for detecting certain phase alternating current is more than the load current value of the phase alternating current, then to batcher transmission allotment electricity consumption instruction；In preset time after transmitting from the allotment electricity consumption instruction to batcher, the real-time total current for detecting every phase alternating current is below the default recovery value that transfinites, then the instruction for restoring batcher rated current is transmitted to batcher.Improving does not have current protection and transformer is caused extremely to be easy impaired problem between existing transformer and batcher, so that the stability of distribution system is stronger.
Description
Technical field
This application involves electricity load control technology field more particularly to a kind of method for protecting transformer, hold control
Device and protection system.
Background technique
In a power distribution system, transformer is used to change the size of alternating voltage as core devices, and defeated to power distribution circuit
Send suitable voltage.To guarantee that transformer is in the working condition of safety, normal load is well below the volume of transformer
Constant load, the load utilization rate that this has resulted in transformer is relatively low, and when the load that transformer operates normally is more than that its is specified
When load, the relatively lossy of transformer will cause, while also making the bad stability of distribution system.
In existing distribution system, when the total current for the electricity consumption product that user terminal uses is too big, transformer is fed back to
Transient current also can rapidly increase, and can generate quick-blow to transformer.Based on this, in order to protect transformation in a power distribution system
Device, the application come into being.
Summary of the invention
This application provides a kind of methods for protecting transformer, applied to the appearance control device of installation on the transformer, institute
The method of stating includes:
It is in advance every phase alternating current setting load current value and the default recovery value that transfinites in holding control device；
Timing detects the real-time total current of every phase alternating current；
When the real-time total current for detecting certain phase alternating current is more than the load current value of the phase alternating current, then to batcher biography
Defeated allotment electricity consumption instruction；
In preset time after transmitting from the allotment electricity consumption instruction to batcher, the real-time total of every phase alternating current is detected
Electric current is below the default recovery value that transfinites, then the instruction for restoring batcher rated current is transmitted to batcher.
Method as described above for protecting transformer, wherein described to transmit allotment electricity consumption instruction, tool to batcher
Body includes:
Appearance control device determines allotment strategy according to the real-time total current detected, directly will be under allotment strategy by communication line
It is sent to batcher；
The allotment electricity consumption for carrying real-time total current instruction is sent to background server or, holding control device, by background service
Device determines allotment strategy according to real-time total current, by allotment policy distribution to batcher.
The method for protecting transformer as described above, wherein will allotment policy distribution to batcher, specifically include as
Lower sub-step:
Inquiry meets the batcher of interrupt condition；
Situation is actually used according to batcher and generates allotment strategy, and sending to the batcher for meeting interrupt condition includes adjusting
Adjustment with strategy indicates；
The allotment for receiving batcher is completed after responding, and the batcher priority deployed is updated.
The method for protecting transformer as described above, wherein the allotment strategy include interrupt whole end-equipments,
Interrupt unit end-equipment reduces the power of portion distal end equipment；
When using the allotment strategy for interrupting whole end-equipments, sends to the highest batcher of priority level and all interrupt
End-equipment instruction；
When using the allotment strategy of interrupt unit end-equipment, according to the current detection value controlling device and reporting is held, calculating is needed
The magnitude of current to be adjusted carries the magnitude of current for needing to adjust in adjustment instruction, highest to priority level according to preset rules
The adjustment instruction of batcher transmitting portion；
When using the under powered allotment strategy by portion distal end equipment, according to preset rules to priority level highest
Batcher transmitting portion plant capacity turn down instruction.
The application also provides a kind of for protecting the appearance control device of transformer, comprising: current detection module, intelligent control module
And communication module；
Current detection module will test result and be sent to intelligence for periodically detecting the real-time total current of every phase alternating current
Control module；
Intelligent control module, for surpassing when the real-time total current for receiving certain phase alternating current that current detection module detects
When crossing the load current value of the phase alternating current, notice communication module issues allotment electricity consumption instruction to batcher；
And for detecting in preset time after notifying communication module to issue allotment electricity consumption instruction to batcher
The real-time total current of every phase alternating current be below it is described it is default transfinite recovery value when, notify communication module to issue recovery to batcher
The instruction of batcher rated current；
Communication module is issued to batcher for that will deploy electricity consumption instruction, and will restore batcher rated current
Instruction is issued to batcher.
The appearance control device as described above for being used to protect transformer, wherein the intelligent control module is used for according to total in real time
Electric current determines adjustable strategies, and the communication module is notified to issue the allotment electricity consumption including the adjustable strategies to batcher and refer to
Show.
The appearance control device as described above for being used to protect transformer, wherein policy distribution will be deployed extremely in the communication module
Batcher is specifically used for the batcher that inquiry meets interrupt condition, actually uses situation according to batcher and generates allotment strategy, and
Sending to the batcher for meeting interrupt condition includes the tactful adjustment instruction of allotment, and response is completed in the allotment for receiving batcher
Afterwards, the batcher priority deployed is updated.
The application also provides a kind of for protecting the protection system of transformer appearance control device including installation on the transformer,
It further include batcher, the appearance control device is connect with the batcher by communication line；
The batcher, for according to the on-off for holding the allotment policy control electrical equipment that control device issues；And root
According to the instruction for holding the recovery batcher rated current that control device issues, batcher coil is restored to normal rated current.
The application also provides a kind of for protecting the protection system of transformer appearance control device including installation on the transformer,
It further include background server and batcher, the appearance control device and the batcher are connect with the background server telecommunication；
The background server, for receiving the allotment electricity consumption instruction held control device and send the real-time total current of carrying,
Allotment strategy is determined according to real-time total current, by allotment policy distribution to batcher；
And the instruction for holding the recovery batcher rated current that control device is sent is received, which is issued to quantitative
Device；
The batcher, the on-off of the allotment policy control electrical equipment for being issued according to the background server；With
And the instruction of the recovery batcher rated current issued according to the background server, batcher coil is restored to normal volume
Constant current.
The protection system as described above for being used to protect transformer, wherein in the background server, according to total electricity in real time
Stream, which determines, deploys strategy, and the batcher of interrupt condition is met specifically for inquiring, and actually uses situation according to batcher and generates tune
With strategy, and sending to the batcher for meeting interrupt condition includes the tactful adjustment instruction of allotment, and receives batcher
After response is completed in allotment, the batcher priority deployed is updated.
The application realize have the beneficial effect that: using it is provided by the present application protection transformer method, hold control device and
Protection system, improving does not have current protection and transformer is caused extremely to be easy to be damaged between existing transformer and batcher
The problem of, so that the stability of distribution system is stronger.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The some embodiments recorded in invention can also be obtained according to these attached drawings other for those of ordinary skill in the art
Attached drawing.
Fig. 1 is the transformer protection method flow chart that the embodiment of the present application one provides；
Fig. 2 is the method flow diagram for generating allotment strategy；
Fig. 3 is the method flow diagram for the tranformer protection system that the embodiment of the present application two provides；
Fig. 4 is the method flow diagram for the tranformer protection system that the embodiment of the present application three provides；
Fig. 5 is the schematic diagram for holding control device in the tranformer protection system of the offer of the embodiment of the present application four；
Fig. 6 is the tranformer protection system schematic that the embodiment of the present application five provides；
Fig. 7 is the tranformer protection system schematic that the embodiment of the present application six provides.
Specific embodiment
With reference to the attached drawing in the embodiment of the present invention, technical solution in the embodiment of the present invention carries out clear, complete
Ground description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on the present invention
In embodiment, those skilled in the art's every other embodiment obtained without making creative work, all
Belong to the scope of protection of the invention.
In order to reduce impact of the instantaneous heavy current to transformer, guarantee that the safety of transformer, the application provide a kind of transformation
Device protects system, the system comprises transformer, holds control device and batcher.
Under normal conditions, the quantity of transformer, appearance control device and batcher in a certain distribution region (such as a certain cell) is set
It is set to 1:1:n, is i.e. a transformer is installed in a distribution region, appearance control device is installed on a transformer, one
Hold control device and safeguards several batchers in the distribution region；Alternatively it is also possible to according to the coverage area in distribution region and
The quantity that the operating load of each equipment can deploy transformer in the region at any time, hold control device and batcher.
Specifically, hold control device and be mounted on the transformer terminal in distribution region, for detecting the electric current of transformer, hold control device point
(three-phase alternating current is a kind of transporting pattern of electric energy, referred to as three-phase electricity to three-phase electricity, and by three, frequency is identical, amplitude is identical, phase
Position successively 120 ° of mutual deviation exchange potential composition power supply), every its rated current of phase electrographic recording and real-time current.Batcher installation
In user terminal, it is adjusted for the total load of all electrical equipments in counting user end, and to user terminal electricity consumption.
It is easily damaged to improve laying communication line brought by the communication line connection held between control device and batcher
And the problem that maintenance cost is high further includes background server in tranformer protection system provided by the present application, holds control device and determines
It only needs to be electrically connected between measuring device not needing to communicate to connect, holds control device by background server and issue adjustment order to batcher.
In addition, can also deploy backstage at any time according to the operating load of the coverage area in distribution region and each equipment and take
The quantity of business device, such as multiple proxy servers can be set in the biggish distribution region of range, each fragment region is matched
Electric control, then each proxy server is managed and is safeguarded by total background server.
Embodiment one
The embodiment of the present application one provides a kind of transformer protection method, is applied to hold control device, as shown in Figure 1, specifically including
Following steps:
Step 110 is every phase alternating current setting load current value and the default recovery value that transfinites in holding control device in advance；
Preferably, in the three-phase electricity for holding control device, corresponding load current value is set for every phase alternating current；In addition, in order to
The safety for guaranteeing transformer further includes setting maximum current value, the maximum current value ratio in advance to hold every phase alternating current of control device
The maximum value of transformer is small by 10%；Maximum current value is set as a, load current value m, default detection interval is set as 1 hour,
The default recovery value that transfinites is L；Wherein, preset detection interval can sets itself according to actual needs, it is not limited here.
Step 120, the real-time total current for holding the control every phase alternating current of device according to default detection interval timing detection, when certain intersection
When the real-time total current of galvanic electricity is more than the load current value of the phase alternating current, allotment electricity consumption instruction is transmitted to batcher；
Specifically, it when the timer in appearance control device reaches default detection interval, detects and holds every phase alternating current wires in control device
The real-time total current of circle illustrates currently when detecting present current value a > c > m of real-time total current in user terminal electrical equipment
Total electricity consumption already exceed the load current value of setting, then transmit allotment electricity consumption instruction to batcher, notify batcher pair
User terminal electrical equipment carries out interruption adjustment；
Wherein, when holding setting communication line between control device and batcher, then holding control device can directly transmit to batcher
Electricity consumption instruction is deployed, specific allotment strategy is carried in allotment electricity consumption instruction；It may be the place for reducing batcher
Allotment electricity consumption instruction is first sent to background server by reason burden, then determines allotment strategy by background server, will deploy plan
It is slightly issued to batcher, corresponding interrupt is carried out to user equipment and is adjusted；
The embodiment of the present application preferably, holding is not laid with communication line between control device and batcher, hold control device immediately rearward
Platform server sends allotment electricity consumption instruction, and background server generates allotment strategy after receiving the request, will be under allotment strategy
It is sent to batcher, batcher carries out user equipment to interrupt adjustment accordingly according to allotment strategy；It can be reduced using this scheme
Hold between control device and batcher due to manual maintenance caused by being laid with communication line and easy the problem of being destroyed.
In step 130, preset time after transmitting the allotment electricity consumption instruction to batcher, every intersection is periodically detected
The real-time total current of galvanic electricity is below the default recovery value that transfinites, then the finger for restoring batcher rated current is transmitted to batcher
Show；
Specifically, hold control device and continue the real-time total current that timing detects every phase alternating current；If detecting certain phase alternating current
Real-time total current then continues to transmit allotment electricity consumption instruction to batcher still between load current value and maximum current value；If
When detecting that the current value of transformer is below load current value in certain time length, is then transmitted to batcher and restore batcher volume
The instruction of constant current.
In the embodiment of the present application, preferably when detecting that present current value alreadys exceed load current value, then set again
Regular inspection surveys interval, shortens the time of detection current value, and such as 5 minutes, if the current value detected again is also above specified electricity
Flow valuve, then background server sends the request of adjustment quantitative device electricity consumption, continues to interrupt user terminal electrical equipment, if detect
Current value load current value, then user equipment electricity consumption adjusted meets with electric standard, will not cause to pacify to transformer
Umbra is rung；
It optionally, can also include readjusting detection interval after sending electricity consumption acceptable response to background server
To default detection interval, the frequent communication for holding control device and background server is reduced.
In the embodiment of the present application, the recovery of transfiniting of batcher electric current is initiated by holding control device, holds control device real-time detection electric current simultaneously
Adjustment order is sent, such as holding control device phase alternating current rated current is 50A, detects that real-time current reaches 51A, then Xiang Dingliang
Device transmits down command, and batcher electric current is lowered 20% by rule, and the real-time current for holding control device at this time programs 48A, meets and becomes
The stable operation of depressor；
Further, it is more than when appearance control device current value of (such as 20 minutes) real-time detection within continuous time does not rebound always
The default recovery value 45A that transfinites, then illustrate that high current electricity consumption is stopped using, and holds control device and transmits recovery order of transfiniting to batcher, will
Batcher coil is restored to normal rated current.
Fig. 2 is the stream that the step 120 provided by the embodiments of the present application based on Fig. 1 transmits that allotment electricity consumption is indicated to batcher
Journey schematic diagram, as shown in Fig. 2, transmitting allotment electricity consumption instruction to batcher includes following sub-step:
It is not laid with communication line between control device and batcher it should be noted that if holding, then following methods are by background service
Device executes, and is laid with communication line between control device and batcher if holding, and above scheme can be executed by holding control device end, can also be by
Background server end executes, and preferably reduces and holds control device processing pressure, is executed by background server；
Step 210, inquiry meet the batcher of interrupt condition；
Specifically, the batcher priority level list that maintenance timing updates in holding control device or background server, it is excellent from this
The batcher of highest priority is searched in first rank list；
For example, batcher priority level list as shown in table 1 below, certain residential building has 6 layers of 3 unit, and every unit has 2
Family, number is bigger, and priority level is higher, and the batcher for participating in allotment is 21-36:
| 16 | 15 | 14 | 13 | 12 | 11 |
| 17 | 30 | 29 | 28 | 27 | 10 |
| 18 | 31 | 36 | 35 | 26 | 9 |
| 19 | 32 | 33 | 34 | 25 | 8 |
| 20 | 21 | 22 | 23 | 24 | 7 |
| 1 | 2 | 3 | 4 | 5 | 6 |
Table 1
According to upper table it is found that highest priority is intermediate resident 36, optionally, according to the electric current of the transformer detected
Value can choose multiple batchers, such as select priority for 36 and 35 batcher, by the two batchers after the completion of allotment
Priority level initializing is 1 and 2, then by the priority of other batchers from adding 2, batcher priority level as shown in table 2 below is arranged
Table:
| 18 | 17 | 16 | 15 | 14 | 13 |
| 19 | 32 | 31 | 30 | 29 | 12 |
| 20 | 33 | 1 | 2 | 28 | 11 |
| 21 | 34 | 35 | 36 | 27 | 10 |
| 22 | 23 | 24 | 25 | 26 | 9 |
| 3 | 4 | 5 | 6 | 7 | 8 |
Table 2
If after allotment allotment after total current it is still not up to standard, continue interrupt 34 and 33 batcher, and so on carry out
Circulation.
Step 220 actually uses situation generation allotment strategy according to batcher, and sends out to the batcher for meeting interrupt condition
Send the adjustment instruction including allotment strategy；
Wherein, allotment strategy specifically includes the whole end-equipments of interruption, interrupt unit end-equipment and by portion distal end
Power reduction of equipment etc.；When using the allotment strategy for interrupting whole end-equipments, to the highest batcher hair of priority level
It send and all interrupts end-equipment instruction；When using the allotment strategy of interrupt unit end-equipment, the electricity that device reports is controlled according to appearance
Detected value is flowed, the magnitude of current for needing to adjust is calculated, the magnitude of current for needing to adjust is carried in adjustment instruction, according to preset rules pair
The highest batcher transmitting portion adjustment instruction of priority level；When using by the under powered allotment strategy of portion distal end equipment
When, instruction (the preset rules example is turned down to the highest batcher transmitting portion plant capacity of priority level according to preset rules
The for example highest multiple batcher mean allocations of priority level need the reduced magnitude of current, or according to user feedback are priority scheduling
The highest multiple batcher distribution of grade need the reduced magnitude of current etc. accordingly)；
For example, transfiniting when holding to control device and report, certain building priority=1 managed under the appearance control device is inquired according to priority
The family N issues the coil that batcher is arrived in electric current adjustment order, by the coil rating electric current of all priority=1 in this building one by one
Lower 20%.
It should be noted that being specifically chosen which kind of allotment strategy is set by the actual conditions in distribution region, and can root
The batcher actual use situation changed when factually is made adjustment, such as selection is complete in the case where significantly exceeding rated power
The allotment strategy of end-equipment is interrupted in portion, or selection does not close but turns down portion distal end when current power distribution regional temperature is too low
Allotment strategy of plant capacity etc., concrete condition is not construed as limiting.
After response is completed in step 230, the allotment for receiving batcher, the batcher priority deployed is updated；If still connecing
It receives and holds the allotment electricity consumption instruction that control device reports, then continue to return to step 210；
In the embodiment of the present application, when allotment complete epicycle batcher electricity consumption after, by batcher priority level list
The priority update of the batcher of allotment is minimum, if holding the transformer current value that control device reports is still higher than load current value,
Need allocated gauging device electricity consumption again.
Further, it is cooperation allotment strategy at batcher end, it is preferential increases setting in batcher subscriber administration interface
Priority, the rated current of coil and the current flow etc. that each household coil current is adjusted is arranged by manager in grade function；And
Log history deploys log in batcher, and the percentage lowered including present coil electric current finally lowers time etc., in case after
Phase consults.
In addition, end-equipment can be arranged by resident in the indoor of batcher end connection and deploy priority, such as indoors
Five end-equipments corresponding priority is respectively set, batcher is deployed accordingly according to end-equipment priority, such as
Priority is set from 1 to 5,1 indicates highest priority, and 5 indicate that priority is minimum, adjusts electric current and adjusts since priority is 1；
For example, as shown in the table, the priority level initializing of indoor end-equipment is as follows:
Table 3
Embodiment two
Fig. 3 is the specific method flow chart (transformer shown in Fig. 3 of tranformer protection system provided by the embodiments of the present application
Protection system is formed by holding the batcher controlling device and capable of communicating to connect therewith).As shown in figure 3, shown method includes:
Step 301 holds the real-time total current that control device timing detects every phase alternating current；
Step 302, when hold control device detect certain phase alternating current real-time total current be more than load current value when, to batcher
Transmission allotment electricity consumption instruction；It is carried in the allotment electricity consumption instruction and holds the allotment strategy that control device generates；
After step 303, batcher receive allotment electricity consumption instruction, according to the allotment strategy tune in allotment electricity consumption instruction
Adjust measuring device rated current；
Step 304 holds control device after sending allotment electricity consumption instruction, continues real-time total electricity that timing detects every phase alternating current
Stream then continues to execute step 302 when the real-time total current for detecting certain phase alternating current is still above load current value；When default
The real-time total current of the every phase alternating current detected in time is below the default recovery value that transfinites, and thens follow the steps 305；
Specifically, the default recovery value that transfinites can also be set in holding control device, which is lower than load current value, can be according to reality
Border is set, such as rated current is 50A, then can set this and preset transfinites recovery value as 45A, is being preset when holding control device
The real-time current of the every phase alternating current of detection below presets always the recovery value that transfinites in time, then illustrates that high current electricity consumption has stopped
Only, then the rated current that can restore batcher is normal load current value.
Step 305 holds the recovery order of transfiniting that control device transmits recovery batcher rated current to batcher；
Batcher coil is restored to normal specified electricity after receiving recovery of transfiniting and ordering by step 306, batcher
Stream.
Embodiment three
Fig. 4 is the specific method flow chart (transformer shown in Fig. 4 of tranformer protection system provided by the embodiments of the present application
Protection system is formed by holding control device, background server and batcher).As shown in figure 4, shown method includes:
Step 401 holds the real-time total current that control device timing detects every phase alternating current；
Step 402, when hold control device detect certain phase alternating current real-time total current be more than load current value when, to backstage take
Business device transmission allotment electricity consumption instruction；The real-time total current detected is carried in the allotment electricity consumption instruction；
Step 403, background server generate allotment plan according to the real-time total current in the allotment electricity consumption instruction received
Slightly, adjustable strategies are sent to the batcher for meeting interrupt condition；
It is specified according to the allotment Developing Tactics batcher in adjustment instruction after step 404, batcher receive adjustable strategies
Electric current, and return to allotment to background server and complete response；
Step 405, background server, which receive after response is completed in allotment, updates the batcher priority deployed；
Step 406 holds control device after sending allotment electricity consumption instruction, continues real-time total electricity that timing detects every phase alternating current
Stream then continues to execute step 402 when the real-time total current for detecting certain phase alternating current is still above load current value；When default
The real-time total current of the every phase alternating current detected in time is below the default recovery value that transfinites, and thens follow the steps 405；
Step 405 holds the recovery order of transfiniting that control device restores batcher rated current to backstage server transport；
Step 406, background server send to batcher after receiving recovery of transfiniting and ordering and restore the specified electricity of batcher
The recovery instruction of transfiniting of stream；
Batcher coil is restored to normal specified electricity after receiving recovery of transfiniting and indicating by step 407, batcher
Stream, and response is successfully recovered to background server return.
Example IV
Fig. 5 is the specific schematic diagram for holding control device in tranformer protection system provided by the embodiments of the present application.As shown in figure 5,
The appearance control device includes: the first intelligent control module 510, the first current detection module 520 and first communication module 530；The
One intelligent control module 510 communicates mould with the first current detection module 520 and first respectively to hold the main control chip in control device
Block 530 connects, the collaboration communication for controlling and coordinating to hold each module in control device；
First current detection module 520 will test result transmission for periodically detecting the real-time total current of every phase alternating current
To intelligent control module；
First intelligent control module 510 is used for when the reality for receiving certain phase alternating current that current detection module 520 detects
When total current when being more than the load current value of the phase alternating current, notify first communication module 530 to batcher to issue allotment electricity consumption
Amount instruction；
And for preset time after notifying first communication module 530 to issue allotment electricity consumption instruction to batcher
It is interior, detect every phase alternating current real-time total current be below it is described it is default transfinite recovery value when, notice first communication module 530 to
Batcher issues the instruction for restoring batcher rated current；
First communication module 530 is issued to batcher for that will deploy electricity consumption instruction, and will to restore batcher specified
The instruction of electric current is issued to batcher.
In the embodiment of the present application, further, the intelligent control module is used to determine adjustment plan according to real-time total current
Slightly, the communication module is notified to issue the allotment electricity consumption instruction including the adjustable strategies to batcher.
In the embodiment of the present application, further, allotment policy distribution to batcher is specifically used in the communication module
Inquiry meets the batcher of interrupt condition, actually uses situation according to batcher and generates allotment strategy, and to meeting interrupt condition
Batcher send include allotment strategy adjustment instruction, receive batcher allotment complete response after, update and deployed
Batcher priority.
In the embodiment of the present application, further, the appearance control device further includes first time module 540, for being the first intelligence
Energy control module 510 provides the time for the real-time total current for detecting every phase alternating current and for being the first intelligent control module
510 record notice first communication modules 530 issue the preset time after allotment electricity consumption instruction to batcher.
In the embodiment of the present application, further, it is additionally provided with and is connect with intelligent control module and for defeated in holding control device
Enter to hold the first input module 550 of control device parameter and for showing current the first display module 560 for holding control device state.
Embodiment five
Fig. 6 is the specific schematic diagram of tranformer protection system provided by the embodiments of the present application.As shown in fig. 6, the protection
System includes appearance control device as shown in Figure 5, further includes batcher, and the appearance control device and the batcher are connected by communication line
It connects；
The batcher, for according to the on-off for holding the allotment policy control electrical equipment that control device issues；And root
According to the instruction for holding the recovery batcher rated current that control device issues, batcher coil is restored to normal rated current.
Specifically, batcher includes the second intelligent control module 610, the second current detection module 620, the second time module
630 and second communication module 640；
Wherein, the second intelligent control module 610 be batcher in main control chip, respectively with the second current detection module
620, the second time module 630 and second communication module 640 connect, and the cooperation for controlling and coordinating each module in batcher is logical
Letter；Second current detection module 620 is used to detect the total current of all electrical equipments of user terminal, and the electrical equipment that will test is total
Electric current offers the second intelligent control module 610, and electrical equipment total current is transmitted to by the second intelligent control module 610 by electric wire
Transformer；Second intelligent control module 610 makes execution signal to electrical equipment controlling terminal according to the instruction received, control
The on-off of electrical equipment；Second time module 630 has time clock feature, provides time guarantee for the display for timer；
Further, the second input module 650 connecting with the second intelligent control module 610 is additionally provided in batcher
With the second display module 660；Wherein, the second input module 650 can receive the set information of input according to user demand, including
But be not limited to adjustment date, time and the setting of current maxima of each electrical equipment etc.；Second display module 660 can be right
The set information of user and the current state of timer are shown.
Embodiment six
Fig. 7 is the specific schematic diagram of tranformer protection system provided by the embodiments of the present application.As shown in fig. 7, the protection
System includes appearance control device as shown in Figure 5, further includes batcher and background server, and the appearance controls device and the batcher and institute
State the connection of background server telecommunication；
The background server, for receiving the allotment electricity consumption instruction held control device and send the real-time total current of carrying,
Allotment strategy is determined according to real-time total current, by allotment policy distribution to batcher；
And the instruction for holding the recovery batcher rated current that control device is sent is received, which is issued to quantitative
Device；
The batcher, the on-off of the allotment policy control electrical equipment for being issued according to the background server；With
And the instruction of the recovery batcher rated current issued according to the background server, batcher coil is restored to normal volume
Constant current.
In the embodiment of the present application, further, in the background server, allotment strategy is determined according to real-time total current,
Meet the batcher of interrupt condition specifically for inquiring, situation is actually used according to batcher and generates allotment strategy, and to meeting
The batcher of interrupt condition send include allotment strategy adjustment instruction, and receive batcher allotment complete response after,
Update the batcher priority deployed.
Although the preferred embodiment of the application has been described, it is created once a person skilled in the art knows basic
Property concept, then additional changes and modifications may be made to these embodiments.So it includes excellent that the following claims are intended to be interpreted as
It selects embodiment and falls into all change and modification of the application range.Obviously, those skilled in the art can be to the application
Various modification and variations are carried out without departing from spirit and scope.If in this way, these modifications and variations of the application
Belong within the scope of the claim of this application and its equivalent technologies, then the application is also intended to encompass these modification and variations and exists
It is interior.
Claims (10)
1. a kind of method for protecting transformer, which is characterized in that applied to the appearance control device of installation on the transformer, the side
Method includes:
It is in advance every phase alternating current setting load current value and the default recovery value that transfinites in holding control device；
Timing detects the real-time total current of every phase alternating current；
When the real-time total current for detecting certain phase alternating current is more than the load current value of the phase alternating current, then to batcher transmission tune
Adapted battery capacity indication；
In preset time after transmitting from the allotment electricity consumption instruction to batcher, the real-time total of every phase alternating current is periodically detected
Electric current is below the default recovery value that transfinites, then the instruction for restoring batcher rated current is transmitted to batcher.
2. the method as described in claim 1 for protecting transformer, which is characterized in that described to transmit allotment use to batcher
Battery capacity indication specifically includes:
Hold and control device according to the determining allotment strategy of the real-time total current detected, policy distribution will directly be deployed extremely by communication line
Batcher；
The allotment electricity consumption for carrying real-time total current instruction is sent to background server or, holding control device, by background server root
Total current determines allotment strategy when factually, by allotment policy distribution to batcher.
3. the method as claimed in claim 2 for protecting transformer, which is characterized in that by allotment policy distribution to quantitatively
Device specifically includes following sub-step:
Inquiry meets the batcher of interrupt condition；
Situation is actually used according to batcher and generates allotment strategy, and sending to the batcher for meeting interrupt condition includes allotment plan
Adjustment instruction slightly；
The allotment for receiving batcher is completed after responding, and the batcher priority deployed is updated.
4. as claimed in claim 2 or claim 3 for the method for protecting transformer, which is characterized in that during the allotment strategy includes
Disconnected whole end-equipment, interrupt unit end-equipment reduce the power of portion distal end equipment；
When using the allotment strategy for interrupting whole end-equipments, is sent to the highest batcher of priority level and all interrupt end
Equipment instruction；
When using the allotment strategy of interrupt unit end-equipment, according to the current detection value controlling device and reporting is held, calculating needs to adjust
The magnitude of current of section carries the magnitude of current for needing to adjust in adjustment instruction, highest to priority level quantitative according to preset rules
The adjustment instruction of device transmitting portion；
It is highest to priority level fixed according to preset rules when using the under powered allotment strategy by portion distal end equipment
Measuring device transmitting portion plant capacity turns down instruction.
5. a kind of for protecting the appearance control device of transformer characterized by comprising current detection module, intelligent control module with
And communication module；
Current detection module will test result and be sent to intelligent control for periodically detecting the real-time total current of every phase alternating current
Module；
Intelligent control module, for being more than to be somebody's turn to do when the real-time total current for receiving certain phase alternating current that current detection module detects
When the load current value of phase alternating current, notice communication module issues allotment electricity consumption instruction to batcher；
And for detecting every phase in preset time after notifying communication module to issue allotment electricity consumption instruction to batcher
The real-time total current of alternating current be below it is described it is default transfinite recovery value when, it is quantitative that notice communication module to batcher issues recovery
The instruction of device rated current；
Communication module is issued to batcher, and the instruction that will restore batcher rated current for that will deploy electricity consumption instruction
It is issued to batcher.
6. as claimed in claim 5 for protecting the appearance control device of transformer, which is characterized in that the intelligent control module is used for
Adjustable strategies are determined according to real-time total current, and the communication module is notified to issue the allotment including the adjustable strategies to batcher
Electricity consumption instruction.
7. as claimed in claim 5 for protecting the appearance control device of transformer, which is characterized in that will allotment in the communication module
Policy distribution is specifically used for the batcher that inquiry meets interrupt condition to batcher, actually uses situation according to batcher and generates tune
With strategy, and sending to the batcher for meeting interrupt condition includes the tactful adjustment instruction of allotment, receives the allotment of batcher
After completing response, the batcher priority deployed is updated.
8. it is a kind of for protecting the protection system of transformer, including installing appearance as claimed in claim 7 control on the transformer
Device, which is characterized in that further include batcher, the appearance control device is connect with the batcher by communication line；
The batcher, for according to the on-off for holding the allotment policy control electrical equipment that control device issues；And according to institute
The instruction for holding the recovery batcher rated current that control device issues is stated, batcher coil is restored to normal rated current.
9. it is a kind of for protecting the protection system of transformer, including installing appearance as claimed in claim 7 control on the transformer
Device, which is characterized in that further include background server and batcher, the appearance controls device and the batcher and the background server
Telecommunication connection；
The background server, for receiving the allotment electricity consumption instruction held control device and send the real-time total current of carrying, according to
Real-time total current determines allotment strategy, by allotment policy distribution to batcher；
And the instruction for holding the recovery batcher rated current that control device is sent is received, which is issued to batcher；
The batcher, the on-off of the allotment policy control electrical equipment for being issued according to the background server；And root
According to the instruction for the recovery batcher rated current that the background server issues, batcher coil is restored to normal specified electricity
Stream.
10. as claimed in claim 9 for protecting the protection system of transformer, which is characterized in that in the background server,
Allotment strategy is determined according to real-time total current, and the batcher of interrupt condition is met specifically for inquiring, is made according to batcher is practical
Allotment strategy is generated with situation, and sends the adjustment instruction including allotment strategy, Yi Jijie to the batcher for meeting interrupt condition
The allotment for receiving batcher is completed after responding, and the batcher priority deployed is updated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910748762.2A CN110336247B (en) | 2019-08-14 | 2019-08-14 | Method for protecting transformer, capacity controller and protection system |
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|---|---|---|---|
| CN201910748762.2A CN110336247B (en) | 2019-08-14 | 2019-08-14 | Method for protecting transformer, capacity controller and protection system |
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| CN110336247B CN110336247B (en) | 2022-01-28 |
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| CN110336247B (en) | 2022-01-28 |
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