CN107994568A - Low pressure wiring system, low pressure mode of connection and device - Google Patents
Low pressure wiring system, low pressure mode of connection and device Download PDFInfo
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- CN107994568A CN107994568A CN201711201143.9A CN201711201143A CN107994568A CN 107994568 A CN107994568 A CN 107994568A CN 201711201143 A CN201711201143 A CN 201711201143A CN 107994568 A CN107994568 A CN 107994568A
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- China
- Prior art keywords
- transformer platform
- platform area
- transformer
- low pressure
- area
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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
- H02J3/007—Arrangements for selectively connecting the load or loads to one or several among a plurality of power lines or power sources
- H02J3/0073—Arrangements for selectively connecting the load or loads to one or several among a plurality of power lines or power sources for providing alternative feeding paths between load and source when the main path fails, e.g. transformers, busbars
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
- Emergency Protection Circuit Devices (AREA)
Abstract
The invention discloses a kind of low pressure wiring system, low pressure mode of connection and device.Wherein, which includes:Multiple transformer platform areas, for powering to low-voltage circuit;Low voltage liaison net device, it is arranged between each two transformer platform area,, will be with the transformer platform area that target transformer platform area is connected to the power supply of target transformer platform area using low voltage liaison net device during for having a power failure in target transformer platform area to form the networking of low pressure ring type.The present invention solves the technical problem for breaking down in correlation technique in transformer platform area and causing low-voltage customer to stop electricity consumption.
Description
Technical field
The present invention relates to electrical arrangement technical field, in particular to a kind of low pressure wiring system, low pressure mode of connection
And device.
Background technology
In correlation technique, for electrical arrangement, dual power supply can be used in the equipment such as 10kV circuits, switchyard, switchgear house
Power supply, but low-voltage circuit is not to use dual power supply, and transformation is usually used since the voltage of electricity consumption is relatively low in low-voltage circuit
Device taiwan area is powered, and when transformer platform area is stopped transport due to failure cause, low-voltage customer can only just have a power failure, and greatly reduce user's
Power supply reliability.
Asked for the technology that failure causes low-voltage customer to stop electricity consumption in transformer platform area in above-mentioned correlation technique
Topic, not yet proposes effective solution at present.
The content of the invention
An embodiment of the present invention provides a kind of low pressure wiring system, low pressure mode of connection and device, at least to solve correlation
Break down the technical problem for causing low-voltage customer to stop electricity consumption in technology in transformer platform area.
One side according to embodiments of the present invention, there is provided a kind of low pressure wiring system, including:Multiple transformer platforms
Area, for powering to low-voltage circuit;Low voltage liaison net device, is arranged between each two transformer platform area, to form low pressure ring type
Networking, will be with the target transformer platform using the low voltage liaison net device during for having a power failure in target transformer platform area
The transformer platform area that area is connected powers to the target transformer platform area.
Further, the low voltage liaison net device includes:The emergent interface of power generation, for going out in the target transformer platform area
During existing failure, using the emergent interface of the power generation by with the transformer platform area that the target transformer platform area is connected to the mesh
Mark transformer platform area power supply.
Further, the low voltage liaison net device further includes:Disconnecting switch, for isolated power supply, back brake and default power generation
Equipment access operation, wherein, the disconnecting switch possesses folding load current function, and contact uses double-breakpoint structure, and inside has
Spring energy-storage, the accelerating structure of instantaneous relase realize quick-make disjunction;Powered indicator light, shows institute using analog bus form
State the power supply status of low voltage liaison net device;Default breaker, for interconnection switch, for control load current closure state or
Off-state;Earth leakage protective device, is connected with the default breaker, for when the low voltage liaison net device leaks electricity, carrying
For earth leakage protective.
Further, the transformer platform area includes:Multiple distribution transformers, are connected by the low voltage liaison net device,
Form low pressure ring network.
Further, the system also includes:Load produces module, in the multiple distribution transformer wherein one
After a distribution transformer is out of service, load is produced using two adjacent distribution transformers.
Further, the system also includes:Module out of service, for pre- in preset time period, out of service first
If transformer platform area and the other transformations for closing the low voltage liaison net device will be connected with the described first default transformer platform area
Device taiwan area is powered to the described first default transformer platform area, wherein, the preset time period includes at least:Non- heating duration section.
Further, the transformer platform area further includes:At least one interconnection switch, in the multiple distribution transformer
When one of distribution transformer in device is out of service, adjacent other distribution transformers are connected by the interconnection switch.
Further, when at least one interconnection switch is two interconnection switches, in the multiple distribution transformer
Two default distribution transformers run parallel, wherein, it is described two default when two default distribution transformers are run parallel
The wiring classification of distribution transformer is identical.
Another aspect according to embodiments of the present invention, additionally provides a kind of low pressure mode of connection, the low pressure mode of connection
Applied to the low pressure wiring system described in any of the above-described, including:Obtain each transformer platform area in multiple transformer platform areas
Positional information;According to the positional information, each transformer platform area is connected, wherein, connected using low voltage liaison net device
Each transformer platform area.
Further, low pressure ring type wire mesh is formed using the low voltage liaison net device and the multiple transformer platform area.
Another aspect according to embodiments of the present invention, additionally provides a kind of low-voltage wiring device, including:Acquiring unit, is used
In the positional information for obtaining each transformer platform area in multiple transformer platform areas;Connection unit, for according to the positional information,
Each transformer platform area is connected, wherein, connect each transformer platform area using low voltage liaison net device.
In embodiments of the present invention, low voltage liaison net device and multiple transformer platform areas can be utilized to form low pressure ring type connection
Net, when having a power failure in target transformer platform area, the transformation that will be connected using voltage communication means with target transformer platform area
Device taiwan area is powered to target transformer platform area.In this embodiment it is possible to transformer platform area is adjusted by low voltage liaison net device 13
Power supply relation, either of which transformer platform area are broken down when causing to have a power failure, and can pass through connected transformation
Device taiwan area is powered to it, after each transformer is stopped transport, can be taken load out of by adjacent distribution transformer, be strengthened low-voltage distribution
Net turn supply ability, ensure that the power supply of taiwan area is normal, so solve correlation technique in transformer platform area failure cause it is low
User is pressed to stop the technical problem of electricity consumption.
Brief description of the drawings
Attached drawing described herein is used for providing a further understanding of the present invention, forms the part of the application, this hair
Bright schematic description and description is used to explain the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the schematic diagram of low pressure wiring system according to embodiments of the present invention;
Fig. 2 is the flow chart of low pressure mode of connection according to embodiments of the present invention;
Fig. 3 is the structure chart of low-voltage wiring device according to embodiments of the present invention;
Fig. 4 is a kind of schematic diagram of low pressure ring type wire mesh according to embodiments of the present invention;
Fig. 5 is the schematic diagram that a kind of coal according to embodiments of the present invention changes electric distribution net platform region;
Fig. 6 is the schematic diagram of another adjacent distribution transformer according to embodiments of the present invention.
Embodiment
In order to make those skilled in the art more fully understand the present invention program, below in conjunction with the embodiment of the present invention
Attached drawing, is clearly and completely described the technical solution in the embodiment of the present invention, it is clear that described embodiment is only
The embodiment of a part of the invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
Member's all other embodiments obtained without making creative work, should all belong to the model that the present invention protects
Enclose.
It should be noted that term " first " in description and claims of this specification and above-mentioned attached drawing, "
Two " etc. be for distinguishing similar object, without for describing specific order or precedence.It should be appreciated that so use
Data can exchange in the appropriate case, so as to the embodiment of the present invention described herein can with except illustrating herein or
Order beyond those of description is implemented.In addition, term " comprising " and " having " and their any deformation, it is intended that cover
Cover it is non-exclusive include, be not necessarily limited to for example, containing the process of series of steps or unit, method, system, product or equipment
Those steps or unit clearly listed, but may include not list clearly or for these processes, method, product
Or the intrinsic other steps of equipment or unit.
Following embodiments can be applied in various power distribution network environment, can be applied to power distribution network to sending more at a distance
Electricity, such as by high pressure (can be 10KV) power transmission line, to long-range mountain area, urban electricity supply.High-tension line in the embodiment of the present invention,
Switchyard, distribution wire are also that can use dual power supply, and dual power supply can't be used for the low-voltage circuit in process of distributing electricity
Power supply, can use transformer platform area to power, but can't be only limited in the embodiment of the present invention by transformer platform area come to low
Press line powering.Wherein, power in correlation technique using transformer platform area, when transformer platform area since failure cause is stopped transport
When, low-voltage customer can only just have a power failure, and can so reduce the power supply reliability of user, it is impossible to allow the electricity consumption of low-voltage customer to keep normal
State, causes user to be unsatisfied with.
Wherein, low voltage liaison net device (such as low voltage liaison net case) can be used in the embodiment of the present invention as transformer platform area
Communication means, the low voltage liaison net device are rushed to repair mainly as the power supply of taiwan area and used, and are got in touch between being fed applied to two taiwan areas, when it
In any road taiwan area when having a power failure, interconnection switch can be used as by the use of communication means, have another taiwan area for its power supply.Certainly, which joins
Network device can also access generating equipment and meet an urgent need interface, so as to be failure taiwan area emergency service.
In order to improve the power supply reliability of transformer platform area power supply and low-voltage customer, realize that transformer platform section can mutually fall
Mutual band, while emergency service repairing is taken into account, taiwan area low voltage liaison net device is installed between two transformer platform areas.Utilize high-voltage line
Road, switchyard, switchgear house, transformer platform area, low voltage liaison net device can be combined as low pressure ring type wire mesh, wherein, the low pressure
Ring type wire mesh is to be all connected with the transformer platform area being geographically located proximate to using taiwan area low voltage liaison net device, is formed low
Pressure ring wire mesh.More station power distribution transformers form low pressure ring network, each transformer using taiwan area low voltage liaison net case
Load can be taken out of by two adjacent station power distribution transformers after stoppage in transit, enhance low-voltage network turn supply ability.And transformer
The more acyclic net mode of peak load load factor further improves, better economy.
Fig. 1 is the schematic diagram of low pressure wiring system according to embodiments of the present invention, as shown in Figure 1, the system can include:
Multiple transformer platform areas 11, for powering to low-voltage circuit;Low voltage liaison net device 13, be arranged on each two transformer platform area it
Between,, will be with target using low voltage liaison net device during for having a power failure in target transformer platform area to form the networking of low pressure ring type
The transformer platform area that transformer platform area is connected powers to target transformer platform area.
Optionally, the low pressure wiring system in the embodiment of the present invention can be such as " coal changes electricity " electricity in various power distribution networks
Can be that all transformers are connected with each other, low pressure wiring system can use in " coal changes electricity " power network line in cable road
Closed loop design, open loop operation, dual power supply can be connected for any transformer platform area.
By the system, low voltage liaison net device 13 and multiple transformer platform areas 11 can be utilized to form the networking of low pressure ring type,
When having a power failure in target transformer platform area, the transformer platform that will be connected using voltage communication means with target transformer platform area
Area powers to target transformer platform area.Power in this embodiment it is possible to adjust transformer platform area by low voltage liaison net device 13
Relation, either of which transformer platform area are broken down when causing to have a power failure, and can pass through connected transformer platform
Qu Xiangqi powers, and after each transformer is stopped transport, can take load out of by adjacent distribution transformer, strengthen low-voltage network
Turn to supply ability, ensure that the power supply of taiwan area is normal, and then breaking down in solution correlation technique in transformer platform area causes low pressure to be used
Family stops the technical problem of electricity consumption.
Low pressure in the embodiment of the present invention can be the voltage that user uses, for example, 220V, may production in electricity transmission process
Raw voltage energy consumption, is actually delivered to the brownout of user, user can not use, can so cause user during electricity consumption
Brownout.Also, in low-voltage electricity transmission line, it is understood that there may be some transformer platform area has a power failure, and causes the use in the taiwan area
Family all can not normal electricity consumption, at this moment just need other taiwan areas to the taiwan area power, with ensureing the electricity consumption of the user of taiwan area keep just
Often.
Wherein, above-mentioned low voltage liaison net device can include:The emergent interface of power generation, for occurring in target transformer platform area
During failure, it will be supplied using the emergent interface of power generation with the transformer platform area that target transformer platform area is connected to target transformer platform area
Electricity.It can be realized to failure taiwan area and powered by the emergent interface that generates electricity, keep failure taiwan area normal power supply when having a power failure.
Further included for the low voltage liaison net device in the embodiment:Disconnecting switch, for isolated power supply, back brake and default hair
Electric equipment access operation, wherein, disconnecting switch possesses folding load current function, and contact uses double-breakpoint structure, and there is bullet in inside
Spring energy storage, the accelerating structure of instantaneous relase realize quick-make disjunction;Powered indicator light, shows low pressure using analog bus form
The power supply status of communication means;Default breaker, for interconnection switch, for controlling the closure state of load current or disconnecting shape
State;Earth leakage protective device, is connected with default breaker, for when low voltage liaison net device leaks electricity, there is provided earth leakage protective.
Can be used as isolated power supply, back brake and default generating equipment access operation for disconnecting switch, should
Default generating equipment can be generator car.Disconnecting switch possesses folding load current function, its contact can use double breaking points knot
There are spring energy-storage, the accelerating structure of instantaneous relase in structure, inside to realize quick-make disjunction.Also, have when switching divide-shut brake bright
Aobvious division instruction, so as to ensure construction personnel's safe operation, is also convenient for overhauling.
And for powered indicator light, it can set powered indicator light in low voltage liaison net device two-way electric power incoming line side, adopt
With analog bus form, the power supply status at low voltage liaison net device both ends is embodied, and contact can also be configured in this embodiment
Switch indication light, to indicate default circuit-breaker switching on-off state.
In addition, above-mentioned default breaker can be polytype breaker, such as breaker of plastic casing, filled in low voltage liaison net
Put interior installation breaker of plastic casing to use as interconnection switch, load current can be cut-off and there is defencive function.Breaker can be adopted
With the electronic type release of microprocessor technology, buckle releaser precision is high, Reliability of Microprocessor it is high and be affected by the external environment it is small, because
This, can more accurately indicate the state of breaker.
Optionally, earth leakage protective device can be used cooperatively with default breaker, placed low voltage liaison net device and used process
The middle contacts status caused by maloperation.Earth leakage protective device possesses earth leakage protective and contact protection function, and earth leakage protective device can be with
Using residual current transformer and control module fit system control breaker, it can be achieved that breaker as interconnection switch it is positive and negative into
Reliable earth leakage protective can also be provided while line for circuit.Earth leakage protective device allows the instantaneous appearance of big electrical leakage quantity, to put
Put False Leakage Protector Operation.Zero sequence transformer hole dimension need to ensure that cable passes through.
Transformer platform area includes in the embodiment of the present invention:Multiple distribution transformers, are connected by low voltage liaison net device, are formed
Low pressure ring network.The low pressure ring network can be low pressure ring type wire mesh, and low pressure ring type wire mesh can be set using closed loop
Meter, open loop operation, when any of which taiwan area has a power failure, can close taiwan area low voltage liaison net device, be supplied by adjacent taiwan area for it
Electricity;Generator car are reserved in low voltage liaison net case at the same time to meet an urgent need interface, can be failure taiwan area emergency service.During non-warm season, distribution
Transformer load rate is not generally high, and line loss is larger, therefore certain transformer that can stop transport, and closes low voltage liaison net case, realizes one
The purpose of two taiwan area loads of taiwan area band, improves operation of power networks economy.
Said system further includes:Load produces module, for one of distribution transformer in multiple distribution transformers
After out of service, load is produced using two adjacent distribution transformers.
In addition, the system in the embodiment of the present invention further includes:Module out of service, in preset time period, stopping fortune
Row first presets transformer platform area and other transformations of the closed low communication means will be connected with the first default transformer platform area
Device taiwan area is powered to the first default transformer platform area, wherein, preset time period includes at least:Non- heating duration section.
Wherein, preset time period can also be other electricity consumptions less period, in the preset time period, each transformation
The electricity usage amount of the user of device taiwan area is all seldom, in this manner it is possible to drive another transformer by a transformer platform area
The load power supply of taiwan area, so as to reduce the usage amount of transformer platform area.Preset time period, can be with addition to non-heating duration section
Less time section is used including other voltages, such as 12 points of night to 6 points of morning every night.
It should be noted that above-mentioned transformer platform area further includes:At least one interconnection switch, for becoming in multiple distribution
When one of distribution transformer in depressor is out of service, adjacent other distribution transformers are connected by interconnection switch.
Wherein, when at least one interconnection switch is two interconnection switches, two pre- establishings in multiple distribution transformers
Piezoelectric transformer is run parallel, wherein, when two default distribution transformers are run parallel, the wiring of two default distribution transformers
Classification is identical.
According to embodiments of the present invention, there is provided a kind of embodiment of the method for low pressure wiring is, it is necessary to illustrate, in attached drawing
The step of flow illustrates can perform in the computer system of such as a group of computer-executable instructions, although also,
Logical order is shown in flow chart, but in some cases, can be to perform shown different from order herein or retouch
The step of stating.
Fig. 2 is the flow chart of low pressure mode of connection according to embodiments of the present invention, as shown in Fig. 2, low pressure mode of connection should
For above-mentioned low pressure wiring system, this method comprises the following steps:
Step S202, obtains the positional information of each transformer platform area in multiple transformer platform areas;
Step S204, according to positional information, each transformer platform area is connected, wherein, connected using low voltage liaison net device
Each transformer platform area.
By above-mentioned steps, the positional information of each transformer platform area in multiple transformer platform areas, and root can be first obtained
According to the positional information, each transformer platform area is connected, to realize low pressure ring type wire mesh.In this embodiment it is possible to
Low pressure ring type wiring is realized using low voltage liaison net device, and each transformer platform area is connected, and then either of which transformer
Taiwan area breaks down when causing to have a power failure, and can be powered by connected transformer platform area to it, each transformer
After stoppage in transit, load can be taken out of by adjacent distribution transformer, strengthen low-voltage network turn supply ability, ensure the power supply of taiwan area
Normally, and then break down the technical problem for causing low-voltage customer to stop electricity consumption in solution correlation technique in transformer platform area.
In the embodiment of the present invention, low voltage liaison net device and multiple transformer platform areas can be utilized to form low pressure ring type wiring
Net.
Fig. 3 is the structure chart of low-voltage wiring device according to embodiments of the present invention, as shown in figure 3, the device can include:
Acquiring unit 31, for obtaining the positional information of each transformer platform area in multiple transformer platform areas;Connection unit 33, for root
According to positional information, each transformer platform area is connected, wherein, connect each transformer platform area using low voltage liaison net device.
By the embodiment, each transformer platform area in multiple transformer platform areas can be first obtained by acquiring unit 31
Positional information, and connected each transformer platform area, according to the positional information to realize low-voltage ring by connection unit 33
Formula wire mesh.In this embodiment it is possible to realize low pressure ring type wiring using low voltage liaison net device, each transformer platform area is connected
Connect, and then either of which transformer platform area is broken down when causing to have a power failure, and can pass through connected transformer
Taiwan area is powered to it, after each transformer is stopped transport, can be taken load out of by adjacent distribution transformer, be strengthened low-voltage network
Turn supply ability, ensure that the power supply of taiwan area is normal, so solve correlation technique in transformer platform area failure cause low pressure
User stops the technical problem of electricity consumption.
With reference to another embodiment, the present invention will be described.
By taking the power distribution network of Beijing area mountain area as an example, its village number of users is generally tens of supreme one hundred houses, is distributed relative distribution,
Village general layout is more irregular, and configuration electric heating distribution transformer quantity is generally 2-4 platforms, and Fig. 4 is to implement according to the present invention
The schematic diagram of a kind of low pressure ring type wire mesh of example, as shown in figure 4, including transformer platform area:003 taiwan area, 039 taiwan area, 038
Area, 041 taiwan area, 040 taiwan area, 020 taiwan area, there are multiple low voltage liaison nets (as above-mentioned low pressure connection between transformer platform area
Network device or low voltage liaison net case), at present by dividing, after the measure that changes the outfit progress distribution transformation, the JKLYJ-150 master of each power distribution station
Main line largely extends to the end of backbone between adjacent distribute-electricity transformer district, possesses the bar for adding interconnection switch between most of distribution transforming
Part.
Fig. 5 is the schematic diagram that a kind of coal according to embodiments of the present invention changes electric distribution net platform region, as shown in figure 5, the taiwan area
Electric distribution transformer 1# can be changed including coal, coal changes electric distribution transformer 2#, further includes contact point, which can be understood as
Above-mentioned low voltage liaison net device.
In geographical conditions by limited time, coal, which changes electricity packing transformer, cannot go deep into load center, in the village that village side vacant lot is larger
Committee's meeting, greenery patches, refuse depot nearby set two transformers, respectively the power supply area with different directions.
According to the data of occurred in Beijing in recent years Heating Season, distribution transforming load factor in rural area is less than 50%, therefore, Ke Yi
During non-heating season, possesses the condition of the adjacent distribution transformer load of a transformer belt.
When two station power distribution transformers are adjacent, can only mutually it supply.For adjacent distribution transformer, a transformer is in
When among other two transformers, when the transformer fault is stopped transport, according to adjacent transformers load factor situation, one need to be put into
Interconnection switch or two interconnection switches.Two interconnection switches are put into, will be paired running state, it is general that two coals change piezoelectric transformer
Capacity is equal or close to that can meet capacity requirement arranged side by side, and emphasis is then that requirement wiring group must be consistent.
Fig. 6 is the schematic diagram of another adjacent distribution transformer according to embodiments of the present invention, as shown in fig. 6, it can be with
Including 1# transformers, 2# transformers, 3# transformers, according to trend flow distribution rule arranged side by side, the load of distribution transformer is general only
Can by the distribution transforming of adjacent taiwan area come band, tend not to by every a taiwan area distribution transforming jointly come band.As shown in figure 4, what 1#, 3# became
Load can only can be by 1# and 3# variable speed come band, 2# varying duties by 2# changes.
This kind of low pressure ring type wire mesh, the transformer platform area that taiwan area low voltage liaison net case can be utilized geographically to be located proximate to
It is all connected with, forms low pressure ring type wire mesh, low pressure ring type wire mesh can realize mutual band between taiwan area, when any of which platform
When area has a power failure, interconnection switch is closed, is powered by adjacent taiwan area for it;Or access generator car are met an urgent need interface in contact case, for therefore
Hinder the power supply of taiwan area emergent restoring, increase substantially the power supply reliability of taiwan area power supply and low-voltage customer.
The embodiments of the present invention are for illustration only, do not represent the quality of embodiment.
In the above embodiment of the present invention, the description to each embodiment all emphasizes particularly on different fields, and does not have in some embodiment
The part of detailed description, may refer to the associated description of other embodiment.
In several embodiments provided herein, it should be understood that disclosed technology contents, can pass through others
Mode is realized.Wherein, device embodiment described above is only schematical, such as the division of the unit, Ke Yiwei
A kind of division of logic function, can there is an other dividing mode when actually realizing, for example, multiple units or component can combine or
Person is desirably integrated into another system, or some features can be ignored, or does not perform.Another, shown or discussed is mutual
Between coupling, direct-coupling or communication connection can be INDIRECT COUPLING or communication link by some interfaces, unit or module
Connect, can be electrical or other forms.
The unit illustrated as separating component may or may not be physically separate, be shown as unit
The component shown may or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
On unit.Some or all of unit therein can be selected to realize the purpose of this embodiment scheme according to the actual needs.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, can also
That unit is individually physically present, can also two or more units integrate in a unit.Above-mentioned integrated list
Member can both be realized in the form of hardware, can also be realized in the form of SFU software functional unit.
If the integrated unit is realized in the form of SFU software functional unit and is used as independent production marketing or use
When, it can be stored in a computer read/write memory medium.Based on such understanding, technical scheme is substantially
The part to contribute in other words to the prior art or all or part of the technical solution can be in the form of software products
Embody, which is stored in a storage medium, including some instructions are used so that a computer
Equipment (can be personal computer, server or network equipment etc.) perform each embodiment the method for the present invention whole or
Part steps.And foregoing storage medium includes:USB flash disk, read-only storage (ROM, Read-Only Memory), arbitrary access are deposited
Reservoir (RAM, Random Access Memory), mobile hard disk, magnetic disc or CD etc. are various can be with store program codes
Medium.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (10)
- A kind of 1. low pressure wiring system, it is characterised in that including:Multiple transformer platform areas, for powering to low-voltage circuit;Low voltage liaison net device, is arranged between each two transformer platform area, to form the networking of low pressure ring type, in target transformation When device taiwan area has a power failure, the transformer platform area that will be connected using the low voltage liaison net device with the target transformer platform area Power to the target transformer platform area.
- 2. system according to claim 1, it is characterised in that the low voltage liaison net device includes:The emergent interface of power generation, during for breaking down in the target transformer platform area, meeting an urgent need interface using the power generation will be with The transformer platform area that the target transformer platform area is connected powers to the target transformer platform area.
- 3. system according to claim 1, it is characterised in that the low voltage liaison net device further includes:Disconnecting switch, for isolated power supply, back brake and default generating equipment access operation, wherein, the disconnecting switch possesses out Load current function is closed, contact uses double-breakpoint structure, and there is spring energy-storage in inside, the accelerating structure of instantaneous relase realizes fast quick access The reduction of fractions to a common denominator is broken;Powered indicator light, the power supply status of the low voltage liaison net device is showed using analog bus form;Default breaker, for interconnection switch, for controlling the closure state or off-state of load current;Earth leakage protective device, is connected with the default breaker, for when the low voltage liaison net device leaks electricity, there is provided electric leakage Protection.
- 4. system according to claim 1, it is characterised in that the transformer platform area includes:Multiple distribution transformers, lead to The low voltage liaison net device connection is crossed, forms low pressure ring network.
- 5. system according to claim 4, it is characterised in that the system also includes:Load produces module, in the multiple distribution transformer one of distribution transformer it is out of service after, utilize Two adjacent distribution transformers produce load.
- 6. system according to claim 1, it is characterised in that the system also includes:Module out of service, for simultaneously closing the low pressure connection in preset time period, the out of service first default transformer platform area Network device to described first by other transformer platform areas be connected with the described first default transformer platform area to preset transformer platform Area powers, wherein, the preset time period includes at least:Non- heating duration section.
- 7. system according to claim 4, it is characterised in that the transformer platform area further includes:At least one interconnection switch, it is out of service for one of distribution transformer in the multiple distribution transformer When, adjacent other distribution transformers are connected by the interconnection switch.
- 8. system according to claim 7, it is characterised in that at least one interconnection switch be two interconnection switches When, two default distribution transformers in the multiple distribution transformer are run parallel, wherein, in two default distribution transformers During parallel operation, the wiring classification of described two default distribution transformers is identical.
- 9. a kind of low pressure mode of connection, it is characterised in that the low pressure mode of connection is applied to any one of claim 1 to 8 The low pressure wiring system, including:Obtain the positional information of each transformer platform area in multiple transformer platform areas;According to the positional information, each transformer platform area is connected, wherein, connect each become using low voltage liaison net device Depressor taiwan area.
- A kind of 10. low-voltage wiring device, it is characterised in that including:Acquiring unit, for obtaining the positional information of each transformer platform area in multiple transformer platform areas;Connection unit, for according to the positional information, each transformer platform area to be connected, wherein, utilize low voltage liaison net Device connects each transformer platform area.
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