A kind of underground garage power supply-distribution system
Technical field
The invention belongs to charging electric vehicle technical field, and in particular to a kind of underground garage power supply-distribution system.
Background technology
(2015) are sent out on the instruction and the Office of the State Council for accelerating charging electric vehicle infrastructure construction by the General Office of the State Council
" in principle, New Dwelling answers 100% construction electrically-charging equipment or reserved building peace with parking stall is built for No. 73 file related content requirements
Dress condition, palace appertaining parking, public parking builds electrically-charging equipment or reserved construction mounting condition
Parking stall ratio be not less than 10% ".At this stage, due to effectively solving cell underground garage parking stall without perfect scheme and product
The problem of power supply, causes the policy only to rest on policy aspect, and charging pile is made slow progress into underground garage.
In existing underground garage, for the car owner for having fixed parking stall, grid company can be consulted or infrastructure management company enters
Row is interim to be socketed cable or installs corresponding charging socket, meets the power supply requirement of electric motor car charging.But this scheme exist with
Lower problem:
1st, Electricity customers are more dispersed, and Utilities Electric Co.'s inconvenience meterage, property does not have sale of electricity authority, causes electricity consumption visitor
Family power taking is difficult;
2nd, the dispersion multiple bracing wire of Electricity customers power taking connects conductance and causes repeatedly construction, costly;
3rd, the interim cable that sockets has electric shock, the potential safety hazard of electric leakage;
4th, interim socket power has and usurps risk by other Electricity customers;
For the car owner without fixed parking stall, charging problems of the electric motor car in underground garage cannot be even more solved;Due to parking stall
Do not fix, it is impossible to meet charge requirement by the way of interim overlap joint cable;With the access of charging pile, its to underground garage
His electrical equipment (fire protection warning, personnel positioning, illumination, Temperature and Humidity, ground lock, communication etc.) equipment is also no suitable convenient
Power taking interface, causes these necessary electrical equipments in increase extremely difficult, and cannot accurately be counted to charging vehicle
Take.
The content of the invention
In order to solve the above problems, it is an object of the invention to provide a kind of underground garage power supply-distribution system, backstage is being concentrated
Monitoring can according to setting electricity price or step price, realize each electrical equipment power output, metering and information exchange so as to
The accurate metering of the electricity charge is realized, and power terminal interface (i.e. the power taking interface that distribution bus Z is provided) can meet various electricity consumptions
The power taking demand of equipment.
To achieve these goals, the technical solution adopted by the present invention is, a kind of underground garage power supply-distribution system, including point
Cloth is in each parking stall for providing the distribution bus Z of power taking interface, for gathering electrical equipment service data on power taking interface
Intelligent power distribution cabinet and intelligent power distribution cabinet carry out the concentration background monitoring of data interaction and the confession for providing electric energy for system
Power supply, wherein:
The power input of intelligent power distribution cabinet is connected with the output end of power supply, and the power output end of intelligent power distribution cabinet connects
Distribution bus Z is connected to, metering module and communication module are provided with intelligent power distribution cabinet, wherein, communication module is used to realize measuring
Data interaction between the data interaction of electrical equipment in module and power taking interface, and metering module and concentration background monitoring;
Metering module gathers the data of electrical equipment on each parking stall power taking interface, and the data of electrical equipment include voltage and current, go forward side by side
Row output electric energy power measurement obtains power consumption information, and power consumption information is sent into concentration background monitoring;
Concentrate the power input of background monitoring to be connected with the output end of power supply, fallen into a trap for receiving intelligent power distribution cabinet
The power consumption information that amount module sends, and electrical equipment is calculated with the electricity price of setting according to the power consumption information for receiving
Real-time expense.
Reactive-load compensation table is additionally provided with intelligent power distribution cabinet, the power factor for detecting output loading works as power factor
During less than lower limit set in advance, the compensation of power factor is realized by switching inductance or electric capacity.
Energy-storage battery is additionally provided with the intelligent power distribution cabinet, the power input of energy-storage battery passes through electric wire and is arranged on
Outdoor solar panel and/or wind electricity generating system connection are charged.
The attachable electrical equipments of distribution bus Z include following at least one:AC charging module, DC charging module and
Monitoring module, wherein monitoring module include following at least one:Underground lighting module, ambient temperature and humidity monitoring alarm module, car
Position ground lock control module, raising fire alarms module and personnel positioning module.
The output end of power supply is connected with some intelligent power distribution cabinets, and the output end of each intelligent power distribution cabinet is respectively connected with some
Distribution bus Z, the distribution bus Z are single-phase or three-phase distribution bus.
Connected using RS485 or CAN mode between the metering module and communication module, metering module and each car
The data interactive mode of electrical equipment is wirelessly or non-wirelessly mode on the power taking interface of position.
The concentration background monitoring is arranged on property Control Room, and intelligent power distribution cabinet is arranged on underground community parking field, described
Power supply is property transformer or resident's transformer or dedicated transformer.
Background monitoring is concentrated to be provided with control module, control module is used to gather each branch current of intelligent power distribution cabinet and electricity
Pressure, when branch road actual loading power allows power output more than the branch road, does not allow newly-increased electricity consumption to load to the branch road;Control
Account balance data when module is additionally operable to start the real-time expense of electrical equipment with the electrical equipment are compared in real time, when
When the real-time expense of electrical equipment increases to account balance when starting equal to the electrical equipment, intelligence is issued a command under control module
Energy power distribution cabinet disconnects the power supply of the electrical equipment.
When branch road actual loading power allows power output 105% and during more than 30 seconds more than the branch road, under control module
Intelligent power distribution cabinet is issued a command to, intelligent power distribution cabinet is loaded further according to the branch road electricity consumption load priority breaking part, until actual
95% of bearing power less than permission power output.
Distribution bus Z includes multiple distribution busbar modules, and distribution busbar module includes mounting bracket and is arranged in mounting bracket
Interior copper bar, being surrounded on copper bar has multistage insulating barrier, and the gap for exposing copper bar, power taking branch are provided between adjacent two sections of insulating barriers
Frame is covered on gap and is fixedly connected with mounting bracket, and jack, the exposed part of jack correspondence copper bar are offered on power taking support;
The two ends of copper bar are provided with cascade screw in distribution busbar module, and cascade cable two ends are connected to two distribution busbar moulds
In block on the cascade screw of copper bar one end, the cascade between adjacent distribution busbar module is realized.
The insulating barrier is fastened on the heat-shrink tube outside copper bar for pyrocondensation.
Compared with prior art, the present invention at least has the advantages that the present invention is capable of achieving by once construction
The inexpensive power supply covering on all parking stalls in underground, construction cost is low, and the power taking interface set on distribution bus can realize electricity
The quick power taking of electrical automobile and other electrical equipments, solves the problems, such as that Electricity customers power taking is difficult, and security performance is high, also effectively
The interim electric shock hidden danger for socketing cable presence is avoided, and the data is activation of electrical equipment is gathered to collection by intelligent power distribution cabinet
Middle Background control, realizes automatic electricity quantity metering and concentrates remote meter-reading function, facilitates Utilities Electric Co. according to step price plan
Slightly carry out meterage.
Further, the present invention can be according to distribution capacity from the load of all electrical equipments of moving constraint, and according to metering
Charge situation realizes being controlled according to payment situation the remote auto break-make of each electric terminal.
Further, communication module can realize the friendship of data using wireless communication mode classification in control system of the invention
Mutually, hardware cost and fault rate are reduced.
Further, energy-storage battery is additionally provided with intelligent power distribution cabinet, energy-storage battery is charged using wind energy and luminous energy,
Green clean energy resource, energy-conserving and environment-protective are largely used.
Further, the power taking interface of distribution bus has preferable scalability, can be various electrical equipments and end
End is powered.
Further, distribution bus include some distribution busbar modules, and distribution busbar model structural design is rationally, convenient to use
Family operates, it is easy to accomplish cascade, the Electrical Safety for having ensured user of high degree and protection;Using cascade cable between busbar
Connection, reduces difficulty of construction, is capable of the adaptation scene complexity demand of high degree;And distribution busbar module design standard,
Reserved external connection interface section, is easy to later stage dilatation according to demand.
Brief description of the drawings
Fig. 1 is underground garage power supply-distribution system schematic diagram of the invention;
Fig. 2 is distribution busbar modular structure schematic diagram;
In accompanying drawing, 1- mounting brackets, 2- copper bars, 4- power taking supports, 5- jacks, L- phase lines, PE- ground, N- zero lines.
Specific embodiment
The present invention is described in detail with reference to the accompanying drawings and detailed description.
As shown in figure 1, a kind of underground garage power supply-distribution system, the system from property transformer or resident's transformer or
Dedicated transformer power taking, according to cell structure layout and parking stall quantity, it is considered to cable wiring cost factor, sets at least one intelligence
Energy power distribution cabinet B is in underground community parking field;
From the parking stall of the distribution bus Z covering intelligent power distribution cabinet B regions of intelligent power distribution cabinet B output single-phases or three-phase,
On the distribution bus of each parking stall, at least one electrical equipment M can again be installed according to the parking stall demand later stage, electrical equipment M can be with
It is AC charging equipment, DC charging equipment or intelligent monitoring device, all electrical equipment M take alternating current from distribution bus
Source;The power input of intelligent power distribution cabinet B is connected with the output end of power supply, the power output end connection of intelligent power distribution cabinet B
There is distribution bus Z, metering module and communication module are provided with intelligent power distribution cabinet B, wherein, metering module connects with each parking stall power taking
Electrical equipment carries out data interaction on mouth, for carrying out each branch road output electric energy power measurement;Communication module is used to realize measuring
Data interaction between the data interaction of electrical equipment in module and power taking interface, and metering module and concentration background monitoring,
Metering module gathers the data of electrical equipment on each parking stall power taking interface, and the data of electrical equipment include voltage and current, go forward side by side
Row output electric energy power measurement obtains power consumption information, and power consumption information is sent into concentration background monitoring.
Concentrate background monitoring to be arranged on property Control Room, concentrate the power input of background monitoring and the output of power supply
End connection, including for realizing the communication module of communication, the power consumption information for receiving intelligent power distribution cabinet B transmissions, Yi Jigen
The control module of real-time expense is calculated with electricity price set in advance in system according to the power consumption information for receiving, backstage prison is concentrated
Control realizes concentration remote meter reading and the charging of electrical equipment.
In a preferred embodiment of the invention, the control module of background monitoring is concentrated to be additionally operable to realize each power supply interface state
Detect, data interaction, the remote auto break-make control of each electric terminal, and all electricity consumptions are automatically obtained according to distribution capacity and set
Standby load constraint;That is, control module is used to gather each branch current of intelligent power distribution cabinet and voltage, when branch road actual loading power
When allowing power output more than the branch road, newly-increased electricity consumption is not allowed to load to the branch road;When the actual loading power of branch road is more than
Allow bearing power 105% and during more than 30 seconds, issue a command to intelligent power distribution cabinet B under control module, intelligent power distribution cabinet B further according to
Electricity consumption load priority breaking part is loaded, until real output is less than the 95% of permission power output.Control module will
Account balance data when the real-time expense of each electrical equipment starts with the electrical equipment are compared in real time, when electrical equipment
When real-time expense increases to account balance when starting equal to the electrical equipment, intelligent power distribution cabinet B is issued a command under control module
Disconnect the power supply of the electrical equipment.
In a preferred embodiment of the invention, reactive-load compensation table is additionally provided with intelligent power distribution cabinet B, for detecting that output is negative
The power factor of load, when power factor is less than lower limit set in advance, power factor is realized by switching inductance or electric capacity
Compensation;Meanwhile, energy-storage battery is additionally provided with intelligent power distribution cabinet B, the power input of energy-storage battery is by electric wire and setting
Charged in outdoor solar panel and/or wind electricity generating system connection.
Communication module between intelligent power distribution cabinet B and concentration background monitoring uses wireless communication module, with each parking stall power taking
The wirelessly or non-wirelessly mode data interaction of electrical equipment on interface;Communication module is that intelligent power distribution cabinet B is used for the upper logical company assigned
Equipment is connect, communication module is attached with metering module using modes such as RS485 or CAN, and intelligent power distribution cabinet B is to lower by having
Line or wireless mode gather the service data and state of each electrical equipment, by after wired or wireless mode and concentration on
Communicated between platform monitoring, uploaded the data and state of each electrical equipment and intelligent power distribution cabinet B, assigned and concentrate background monitoring
Various control instructions.
Distribution bus Z pre-sets supply line, facilitates later stage electrical equipment power taking;Distribution bus Z includes multiple distribution
Busbar module, as shown in Fig. 2 distribution busbar module includes mounting bracket 1 and the copper bar 2 being arranged in mounting bracket 1, on copper bar 2
Encirclement has multistage insulating barrier, and the gap for exposing copper bar 2 is provided between adjacent two sections of insulating barriers, and power taking support 4 is covered in gap
It is fixedly connected above and with mounting bracket 1, jack 5, the exposed part of the correspondence copper bar 2 of jack 5 is offered on power taking support 4;With the goddess of lightning
The two ends of copper bar 2 are provided with cascade screw in row's module, and cascade cable two ends are connected in two distribution busbar modules
On the cascade screw of copper bar one end, the cascade between adjacent distribution busbar module is realized, insulating barrier is fastened on outside copper bar 2 for pyrocondensation
Heat-shrink tube.
Cascade cable between multiple busbars is flexible cable connection, reduces difficulty of construction, uses live complexity demand;It is female
Row's design standard, reserves external connection interface section, according to demand later stage dilatation;Busbar length can change according to site environment, lead to
Cross apolegamy disparate modules (charging module, intelligent monitoring) and realize difference in functionality;And, distribution busbar module is individual layer standard female
Row, when load current increases, can by by distribution busbar module carry out multiple-layer stacked placement and power taking mouth carry out interlayer
The mode of UNICOM carries out capacity extension, so as to meet the need for electricity of different capacity grade.
In a certain embodiment of the invention, distribution bus Z accesses single phase poaer supply, and three are provided with distribution busbar module
Copper bar 2, the power access end of three copper bars 2 is respectively connected to L (phase line), N (zero line), PE (ground wire), by power taking support 4 by copper
Row 2 is arranged on mounting bracket 1, and distribution busbar module is installed on underground garage by user by way of lifting or fixedly mounting
In, user makes electricity under busbar when power taking is needed, first, opens power taking velar plate, and electrical equipment is arranged on into correspondence position
In power taking mouthful;Busbar cascades (parallel connection), and multiple busbar components can be realized cascading by flexible cable, increase installing on busbar
Load number.
Certainly, in other embodiments of the invention, distribution bus Z also can access three phase mains, when selecting three phase mains
When, it is provided with five copper bars 2 in distribution busbar module, five copper bars 2 are connected respectively L1 (phase line), L2 in three phase mains
(phase line), L3 (phase line), N (zero line), PE (ground wire).
Electrical equipment M on distribution bus Z of the invention is included but is not limited to:AC charging module, DC charging module,
Monitoring module, communication apparatus etc.;Wherein monitoring module centrally-controlled is included but is not limited to:Underground lighting module, ambient temperature and humidity prison
Control alarm module, parking stall ground lock control module, raising fire alarms module, personnel positioning module.