CN109980783A - Distribution transformer monitoring device and load access management system - Google Patents
Distribution transformer monitoring device and load access management system Download PDFInfo
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- CN109980783A CN109980783A CN201910239015.6A CN201910239015A CN109980783A CN 109980783 A CN109980783 A CN 109980783A CN 201910239015 A CN201910239015 A CN 201910239015A CN 109980783 A CN109980783 A CN 109980783A
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- monitoring device
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- distribution transformer
- transformer
- equipment
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Classifications
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- 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
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
- H02J13/00007—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using the power network as support for the transmission
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- 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
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
- H02J3/46—Controlling of the sharing of output between the generators, converters, or transformers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
- Y02T90/167—Systems integrating technologies related to power network operation and communication or information technologies for supporting the interoperability of electric or hybrid vehicles, i.e. smartgrids as interface for battery charging of electric vehicles [EV] or hybrid vehicles [HEV]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/12—Monitoring or controlling equipment for energy generation units, e.g. distributed energy generation [DER] or load-side generation
- Y04S10/126—Monitoring or controlling equipment for energy generation units, e.g. distributed energy generation [DER] or load-side generation the energy generation units being or involving electric vehicles [EV] or hybrid vehicles [HEV], i.e. power aggregation of EV or HEV, vehicle to grid arrangements [V2G]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S30/00—Systems supporting specific end-user applications in the sector of transportation
- Y04S30/10—Systems supporting the interoperability of electric or hybrid vehicles
- Y04S30/12—Remote or cooperative charging
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/121—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using the power network as support for the transmission
Abstract
This application discloses a kind of distribution transformer monitoring device and load access management systems.Wherein, which includes: the first monitoring modular, is monitored for the operating status at least one of equipment: transformer, low-voltage equipment, reactive power compensator;Acquisition module is connect with the first monitoring modular, for acquiring the remaining load capacity of transformer;Second monitoring modular, connect with acquisition module, the sharing of load of the load for the remaining load capacity adjustment access transformer according to transformer.The technical problem of electrical network capacity deficiency caused by present application addresses the quantity due to electric car to increase on a large scale, and the charging time concentrates.
Description
Technical field
This application involves load management fields, in particular to a kind of distribution transformer monitoring device and load access-in management system
System.
Background technique
New-energy electric vehicle is in starting stage and the market cultivation industrialized development that scale enters market
Critical period, the electric car in multiple cities launch speed and have reached thousand ranks.The so huge electric car of scale, no matter
Which kind of charging modes is taken, the influence to power grid is all quite big.In view of people are in vehicle use habit and using temporal
Centrality the problem of electrical network capacity deficiency will very likely occur, impact to power grid security if being allowed to unordered charging.
For above-mentioned problem, currently no effective solution has been proposed.
Summary of the invention
The embodiment of the present application provides a kind of distribution transformer monitoring device and load access management system, at least to solve due to electricity
The technical problem of electrical network capacity deficiency caused by the quantity of electrical automobile increases on a large scale, and the charging time concentrates.
According to the one aspect of the embodiment of the present application, a kind of distribution transformer monitoring device is provided, comprising: the first monitoring modular,
It is monitored for the operating status at least one of equipment: transformer, low-voltage equipment, reactive power compensator;Distribution transforming prison
Survey device further include: acquisition module is connect with the first monitoring modular, for acquiring the remaining load capacity of transformer;Second prison
Module is surveyed, is connect with acquisition module, the load of the load for the remaining load capacity adjustment access transformer according to transformer
Distribution.
Optionally, load includes: charging pile.
Optionally, the second monitoring modular is also used to when remaining load capacity is lower than preset threshold, control charging pile and benefit
It is disconnected with the equipment that charging pile charges;When remaining load capacity is higher than preset threshold, controls charging pile and utilize charging
The equipment of stake charging restores connection.
Optionally, distribution transformer monitoring device further include for connecting the first of electric heating monitoring modular the default expansion interface,
In, electric heating monitoring modular is for being monitored the load of electric heating equipment;Or distribution transformer monitoring device further includes for connecting
The second default expansion interface of distributed generation resource information monitoring module is connect, distributed generation resource information monitoring module is used for distribution
The load of power supply is monitored.
Optionally, distribution transformer monitoring device further include: switching value acquisition module, for acquiring at least one of data: three
Phase voltage, three-phase current, instantaneous active power, instantaneous reactive power, instantaneous apparent energy, temperature data.
Optionally, distribution transformer monitoring device is also used to calculate at least one of data: three-phase current unbalance rate, three-phase electricity
Press unbalance factor, rate of qualified voltage, transformer total load amount and transformer residue load.
Optionally, distribution transformer monitoring device further include: communication module, the data for acquiring distribution transformer monitoring device are sent to
Server.
Optionally, distribution transformer monitoring device be also used at least one the operating status of equipment occur abnormal when, issue alarm
Signal.
Optionally, distribution transformer monitoring device further includes power module, for powering for distribution transformer monitoring device.
According to the another aspect of the embodiment of the present application, a kind of load access management system is additionally provided, comprising: above-mentioned matches
Become monitoring device, distribution transformer monitoring device is for being monitored the operating status of at least one of equipment: transformer, low pressure are set
Standby, reactive power compensator;It is also used to acquire the remaining load capacity of transformer, the remaining load capacity adjustment according to transformer connects
Enter the sharing of load of the load of transformer;Background system is communicated with distribution transformer monitoring device, for remotely controlling distribution transformer monitoring dress
It sets;Load management terminal is connect with distribution transformer monitoring device.
In the embodiment of the present application, a kind of distribution transformer monitoring device is provided, comprising: the first monitoring modular, for following
At least one the operating status of equipment be monitored: transformer, low-voltage equipment, reactive power compensator;Distribution transformer monitoring device also wraps
Include: acquisition module is connect with the first monitoring modular, for acquiring the remaining load capacity of transformer;Second monitoring modular, and is adopted
Collect module connection, the sharing of load of the load for the remaining load capacity adjustment access transformer according to transformer.By adopting
Collect the remaining load capacity of transformer, then the sharing of load according to remaining load capacity adjustment load, avoids to realize
Electric car concentrates charging to lead to the insufficient technical effect of electrical network capacity, and then solves since the quantity of electric car is extensive
Increase, and the technical problem of electrical network capacity deficiency caused by charging time concentration.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present application, constitutes part of this application, this Shen
Illustrative embodiments and their description please are not constituted an undue limitation on the present application for explaining the application.In the accompanying drawings:
Fig. 1 is the structure chart according to a kind of distribution transformer monitoring device of the embodiment of the present application;
Fig. 2 is the structure chart according to a kind of load access management system of the embodiment of the present application;
Fig. 3 is the composition schematic diagram according to a kind of distribution transformer monitoring device of the embodiment of the present application.
Specific embodiment
In order to make those skilled in the art more fully understand application scheme, below in conjunction in the embodiment of the present application
Attached drawing, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described embodiment is only
The embodiment of the application a part, instead of all the embodiments.Based on the embodiment in the application, ordinary skill people
Member's every other embodiment obtained without making creative work, all should belong to the model of the application protection
It encloses.
It should be noted that the description and claims of this application 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 embodiments herein 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 the embodiment of the present application, a kind of embodiment of distribution transformer monitoring device is provided, it should be noted that in attached drawing
The step of process illustrates can execute in a computer system such as a set of computer executable instructions, although also,
Logical order is shown in flow chart, but in some cases, it can be to be different from shown by sequence execution herein or retouch
The step of stating.
Fig. 1 is according to a kind of structure chart of distribution transformer monitoring device of the embodiment of the present application, as shown in Figure 1, the device includes:
First monitoring modular 10, is monitored for the operating status at least one of equipment: transformer, low pressure are set
Standby, reactive power compensator.
According to an optional embodiment of the application, distribution transformer monitoring device is completed by the first monitoring modular 10 to distribution
The operational monitoring of the equipment such as transformer, 0.4KV low-voltage equipment, reactive power compensator and local control function, and have information
Upload function is converged, the operating parameter of the equipment such as distribution transformer, low-voltage equipment or reactive power compensator can be uploaded to
Server, so that maintenance personnel checks in time.
According to an optional embodiment of the application, the first monitoring modular 10 can also be made of different submodules,
It is respectively completed the operational monitoring to equipment such as distribution transformer, 0.4KV low-voltage equipment, reactive power compensators and local control function
Energy.
Acquisition module 12 is connect with the first monitoring modular 10, for acquiring the remaining load capacity of transformer.
According to an optional embodiment of the application, the remaining load that acquisition module 12 can individually acquire transformer holds
Amount, can also obtain the remaining load capacity of transformer from the first monitoring modular 10.
Second monitoring modular 14, connect with acquisition module 12, adjusts access for the remaining load capacity according to transformer
The sharing of load of the load of transformer.
By above-mentioned apparatus, load controlling function is integrated on distribution transforming intelligent apparatus, by the residual negative for acquiring transformer
Lotus capacity, the then sharing of load according to the load of remaining load capacity adjustment access transformer, thus realize avoid it is electronic
Automobile concentrates charging to lead to the insufficient technical effect of electrical network capacity.
According to an optional embodiment of the application, above-mentioned load includes: charging pile.
It should be noted that load includes but is not limited to charging pile, above-mentioned distribution transformer monitoring device can be to access power grid
Charging pile is monitored, and can also be loaded and is monitored to the other types of access power grid.
In some optional embodiments of the application, the second monitoring modular 14 is also used in remaining load capacity lower than pre-
If when threshold value, control charging pile is disconnected with the equipment to be charged using charging pile;It is higher than preset threshold in remaining load capacity
When, control charging pile and the equipment using charging pile charging are restored to connect.
Second monitoring modular 14 is distributed by the load of transformer residue load capacity adjustment access transformer, if detection
To transformer remaining load capacity be lower than preset threshold when, control electric car disconnected with charging pile, temporarily cease and fill
Electricity;When the remaining load capacity for detecting transformer is higher than preset threshold, control electric car and charging pile restore to connect, and make
Electric car restores charging.By the control loads main switch division such as electric car, to control the access of load and exit.
In some optional embodiments of the application, distribution transformer monitoring device further includes for connecting electric heating monitoring modular
The first default expansion interface, wherein electric heating monitoring modular is for being monitored the load of electric heating equipment;Or it is above-mentioned
Distribution transformer monitoring device further includes the second default expansion interface for connecting distributed generation resource information monitoring module, distributed generation resource
Information monitoring module is for being monitored the load of distributed generation resource.
According to an optional embodiment of the application, distribution transformer monitoring device is also reserved with expansion interface, wherein reserved
Expansion interface on can connect electric heating monitoring modular or power information monitoring modular, realize to electric heating equipment, distribution
The monitoring of the load operations such as formula power supply and local control and regulation.
In some optional embodiments of the application, distribution transformer monitoring device further include: switching value acquisition module, for adopting
Collect at least one of data: three-phase voltage, three-phase current, instantaneous active power, instantaneous reactive power, instantaneous apparent energy,
Temperature data.The monitoring of power quality may be implemented by the switching value acquisition module.
According to some optional embodiments of the application, distribution transformer monitoring device is also used to calculate at least one of data:
Three-phase current unbalance rate, imbalance of three-phase voltage rate, rate of qualified voltage, transformer total load amount and transformer residue load
Amount.
According to some optional embodiments of the application, distribution transformer monitoring device further include: communication module, for distribution transforming to be supervised
The data for surveying device acquisition are sent to server.
It should be noted that distribution transformer monitoring device has converging information upload function, distribution transformer, low pressure can be set
The operating parameter of the equipment such as standby or reactive power compensator is uploaded to server by communication module, so that maintenance personnel looks into time
It sees, wherein communication mode includes but is not limited to 2G, 3G, and the mobile communications such as 4G can also be by power line carrier communication
Pass data.
In the embodiment of one of the application choosing, distribution transformer monitoring device be also used at least one equipment operating status
When occurring abnormal, alarm signal is issued.
When the operating status of the equipment such as distribution transformer, low-voltage equipment or reactive power compensator is abnormal, distribution transforming
Detection device issues alarm signal, wherein alarm mode includes local alarm prompt, such as in the display screen of distribution transformer monitoring device
Show that abnormal equipment occurs in operating status on curtain, meanwhile, warning information is also sent to server, personnel convenient for safeguarding are timely
Debugging.
In some optional embodiments of the application, distribution transformer monitoring device further includes power module, for supervising for distribution transforming
Survey device power supply.
It should be noted that power module both can be above-mentioned distribution transformer monitoring device bulk supply, or the first monitoring
Module 10, acquisition module 12 and the second individually power supply of monitoring modular 14.
By the above-mentioned distribution transformer monitoring device with load controlling function, the information on load that charges to electric car may be implemented
Operational monitoring and local control and regulation, and reserved expansion interface, can also realize and transport to loads such as electric heating equipment, distributed generation resources
Row monitoring and local control and regulation.Using above-mentioned distribution transformer monitoring device, power grid can occur to avoid the unordered access of electric car
The problem of off-capacity;It ensures transformer safety operation, improves the operational efficiency of transformer;Transformer capacity is controlled in an orderly manner,
Transformer is set to achieve the effect that more economically to run.
Fig. 2 is according to a kind of structure chart of load access management system of the embodiment of the present application, as shown in Fig. 2, the system
Include:
Distribution transformer monitoring device 20, distribution transformer monitoring device 20 is for supervising the operating status of at least one of equipment
It surveys: transformer, low-voltage equipment, reactive power compensator;It is also used to acquire the remaining load capacity of transformer, according to the surplus of transformer
The sharing of load of remaining load capacity adjustment access transformer load.
Distribution transformer monitoring device 20 can be realized to equipment such as distribution transformer, 0.4KV low-voltage equipment, reactive power compensators
Operational monitoring and local control function, and have converging information upload function, can by distribution transformer, low-voltage equipment or
The operating parameter of the equipment such as reactive power compensator is uploaded to server, so that maintenance personnel checks in time.
Distribution transformer monitoring device 20 can also be by the remaining load capacity of acquisition transformer, then according to remaining load capacity
The sharing of load of adjustment access transformer load, avoids electric car that charging is concentrated to cause electrical network capacity insufficient to realize
Technical effect.
Background system 22 is communicated with distribution transformer monitoring device 20, for remotely controlling distribution transformer monitoring device 20.
According to an optional embodiment of the application, background system 22 and 20 telecommunication of distribution transformer monitoring device can be with
Long-range control is realized to distribution transformer monitoring device 20, and obtains the number for the relevant device operating status that distribution transformer monitoring device 20 monitors
According to.
Load management terminal 24 is connect with distribution transformer monitoring device 20, for passing through the negative of distribution transformer monitoring device adjustment load
Lotus distribution.
According to an optional embodiment of the application, load management terminal 24 is used to dock by distribution transformer monitoring device 20
The load for entering transformer carries out sharing of load.Load management terminal 24, can be mobile terminal, when the remaining load of transformer holds
When amount is lower than preset threshold, need to disconnect some loads of access transformer, when it is implemented, load management terminal can be passed through
The load that 24 selections disconnect.
It should be noted that the correlation that the preferred embodiment of embodiment illustrated in fig. 2 may refer to embodiment illustrated in fig. 1 is retouched
It states, details are not described herein again.
Fig. 3 is according to a kind of composition schematic diagram of distribution transforming intelligence distribution transformer monitoring device of the embodiment of the present application, such as Fig. 3 institute
Show, distribution transforming intelligence distribution transformer monitoring device 20 with lower module mainly by being formed: power module 200, switching value acquisition module 202, core
Heart control module 204, intelligent charging spot monitoring modular 210, reactive power compensation module 212, wherein, reactive power compensation module
212 can play the role of improving power factor of electric network, reduce the loss of supply transformer and conveying circuit, improve power supply effect
Rate, improve power supply environment effect, communication module etc. 214, extensible modules include distributed generation resource information monitoring module 206,
Electric heating equipment monitoring modular 208 etc..All modules should be able under the auxiliary of power module 200 independent operating or core control
It is run under the coordination of module 204.
Above-mentioned distribution transforming intelligence distribution transformer monitoring device has load controlling function, and following functions may be implemented: (1) data are adopted
Collection: three-phase voltage, three-phase current, instantaneous active power, instantaneous reactive power, instantaneous apparent energy, temperature etc.;(2) data meter
Calculate: three-phase current unbalance rate, imbalance of three-phase voltage rate, rate of qualified voltage statistics, transformer total load capacity, transformer are surplus
Remaining load capacity etc.;(3) low-voltage equipment information collection: the state and operation data of the equipment such as low-tension distribution box, low-voltage circuit;
(4) quantity of state acquires: low tension switch opening and closing state, switch fault etc.;(5) event and signal alarm: the out-of-limit report of operating parameter
Alert, low-voltage circuit formula power loss alarm.Responsible consumer abnormality alarming.Charging pile abnormality alarming (6) parameter setting: local operation mouth
It enables, clock, logical address (for area, platform zone position and number belonging to prescribed terminal etc.), current transformer ratio, overcurrent
(load, pressure) off-limit alarm setting value, drop-off to pick-up radio (adjustable) and delay time, associated communication mode parameter setting etc. (7) number
According to teletransmission: acquiring data transmission afield main website;(9) information of charging pile acquire: with charging pile monitor terminal by carrier wave or its
His communication modes acquire information of charging pile, by calculating transformer capacity, distribute residual capacity and use to charging pile;(9) it extends
Application function includes local control output, distributed generation resource information collection, electric heating information collection etc..
As the loads such as electric car access power grid, certain influence will be generated to power grid, therefore is carried out extensive electronic
The loads such as automobile are studied after accessing power grid to the qualitative assessment of electric network influencing and to reduce negative effect as the control of target,
As hot spot concerned by people, the concept of orderly management also generates therewith.The distribution transforming intelligence distribution transformer monitoring device of the negative control function of band
Successful development, opened up the new situation that load orderly controls, at the same also for realize the management of low pressure lean establish solid foundation.
Above-mentioned the embodiment of the present application serial number is for illustration only, does not represent the advantages or disadvantages of the embodiments.
In above-described embodiment of the application, all emphasizes particularly on different fields to the description of each embodiment, do 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, each functional unit in each embodiment of the application can integrate in 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, the technical solution of the application 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 application 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 the preferred embodiment of the application, it is noted that for the ordinary skill people of the art
For member, under the premise of not departing from the application principle, several improvements and modifications can also be made, these improvements and modifications are also answered
It is considered as the protection scope of the application.
Claims (10)
1. a kind of distribution transformer monitoring device characterized by comprising the first monitoring modular, for at least one of equipment
Operating status is monitored: transformer, low-voltage equipment, reactive power compensator;
The distribution transformer monitoring device further include:
Acquisition module is connect with first monitoring modular, for acquiring the remaining load capacity of the transformer;
Second monitoring modular is connect with the acquisition module, adjusts access for the remaining load capacity according to the transformer
The sharing of load of the load of the transformer.
2. the apparatus according to claim 1, which is characterized in that the load includes: charging pile.
3. the apparatus of claim 2, which is characterized in that second monitoring modular is also used in the remaining load
When capacity is lower than preset threshold, controls the charging pile and disconnected with the equipment to be charged using the charging pile;Described surplus
When remaining load capacity is higher than the preset threshold, controls the charging pile and restore to connect using the equipment of charging pile charging
It connects.
4. the apparatus according to claim 1, which is characterized in that
The distribution transformer monitoring device further includes for connecting the first of electric heating monitoring modular the default expansion interface, wherein described
Electric heating monitoring modular is for being monitored the load of electric heating equipment;Or
The distribution transformer monitoring device further includes the second default expansion interface for connecting distributed generation resource information monitoring module, institute
Distributed generation resource information monitoring module is stated for being monitored to the load of distributed generation resource.
5. the apparatus according to claim 1, which is characterized in that the distribution transformer monitoring device further include:
Switching value acquisition module, for acquiring at least one of data: three-phase voltage, three-phase current, instantaneous active power, wink
When reactive power, instantaneous apparent energy, temperature data.
6. the apparatus according to claim 1, which is characterized in that the distribution transformer monitoring device be also used to calculate it is following at least it
One data: three-phase current unbalance rate, imbalance of three-phase voltage rate, rate of qualified voltage, transformer total load amount and transformer are surplus
Remaining load.
7. the apparatus according to claim 1, which is characterized in that the distribution transformer monitoring device further include:
Communication module, the data for acquiring the distribution transformer monitoring device are sent to server.
8. the apparatus according to claim 1, which is characterized in that the distribution transformer monitoring device is also used at least one described
When the operating status of equipment occurs abnormal, alarm signal is issued.
9. the apparatus according to claim 1, which is characterized in that the distribution transformer monitoring device further includes power module, is used for
For distribution transformer monitoring device power supply.
10. a kind of load access management system characterized by comprising
Distribution transformer monitoring device described in any one of claim 1 to 9, the distribution transformer monitoring device be used for it is following at least it
The operating status of one equipment is monitored: transformer, low-voltage equipment, reactive power compensator;It is also used to acquire the transformer
Remaining load capacity, the remaining load capacity adjustment according to the transformer access the sharing of load of the load of the transformer;
Background system is communicated with the distribution transformer monitoring device, for remotely controlling the distribution transformer monitoring device;
Load management terminal is connect with the distribution transformer monitoring device, for adjusting the load by the distribution transformer monitoring device
Sharing of load.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910239015.6A CN109980783A (en) | 2019-03-27 | 2019-03-27 | Distribution transformer monitoring device and load access management system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910239015.6A CN109980783A (en) | 2019-03-27 | 2019-03-27 | Distribution transformer monitoring device and load access management system |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112277712A (en) * | 2020-11-23 | 2021-01-29 | 国网北京市电力公司 | Automobile charging method and system |
CN112977147A (en) * | 2019-12-16 | 2021-06-18 | 保时捷股份公司 | Method for managing load by means of backup solution and charging park |
CN114301100A (en) * | 2022-01-13 | 2022-04-08 | 华南理工大学 | Charging pile ordered charging method, system, device and medium considering multiple distribution transformer combined control |
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JP2012239244A (en) * | 2011-05-09 | 2012-12-06 | Chugoku Electric Power Co Inc:The | Voltage control system |
CN206099454U (en) * | 2016-10-20 | 2017-04-12 | 广东电网有限责任公司佛山供电局 | Fill electric pile load distribution device |
CN207166222U (en) * | 2017-09-08 | 2018-03-30 | 湖南长高思瑞自动化有限公司 | A kind of Intelligent platform zone integral system |
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JP2012239244A (en) * | 2011-05-09 | 2012-12-06 | Chugoku Electric Power Co Inc:The | Voltage control system |
CN206099454U (en) * | 2016-10-20 | 2017-04-12 | 广东电网有限责任公司佛山供电局 | Fill electric pile load distribution device |
CN207166222U (en) * | 2017-09-08 | 2018-03-30 | 湖南长高思瑞自动化有限公司 | A kind of Intelligent platform zone integral system |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112977147A (en) * | 2019-12-16 | 2021-06-18 | 保时捷股份公司 | Method for managing load by means of backup solution and charging park |
CN112277712A (en) * | 2020-11-23 | 2021-01-29 | 国网北京市电力公司 | Automobile charging method and system |
CN114301100A (en) * | 2022-01-13 | 2022-04-08 | 华南理工大学 | Charging pile ordered charging method, system, device and medium considering multiple distribution transformer combined control |
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