CN202840641U - Electric automobile charging facilities - Google Patents
Electric automobile charging facilities Download PDFInfo
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- CN202840641U CN202840641U CN2012200394438U CN201220039443U CN202840641U CN 202840641 U CN202840641 U CN 202840641U CN 2012200394438 U CN2012200394438 U CN 2012200394438U CN 201220039443 U CN201220039443 U CN 201220039443U CN 202840641 U CN202840641 U CN 202840641U
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Abstract
The utility model relates to a variety of electric automobile charging facilities, which comprise station yards, power distribution systems, monitoring systems and constructing structures, wherein the power distribution systems, the monitoring systems and the constructing structures are arranged in the station yards. The engineering construction of the electric automobile charging facilities can be standardized and guided, the plan and the construction can be strengthened, the design and construction standard can be unified, the manufacturing cost of the engineering can be controlled, the operating cost can be lowered, the group operation of the company can be promoted, the construction of the electric automobile charging facilities can be managed better, and enormous economic and social benefits can be achieved.
Description
Technical field
The utility model relates to the charging electric vehicle facility, especially relates to the standard design of various charging electric vehicle facilities.
Background technology
Along with the continuous increase of Global Auto quantity, the air pollution that the exhaust emissions of fuel-engined vehicle causes increasingly sharpens, and oil is the non-renewable energy, and the day of exhaustion is arranged eventually, and the energy shortage phenomenon is day by day serious.In recent years, countries in the world are for solving these difficult problems, drop into one after another a large amount of human and material resources and develop and tap a new source of energy, and wherein greatly develop ev industry and be wherein very important problem.Because the development of electric vehicle engineering and electrically-charging equipment thereof also is in elementary, the exploratory stage, electrically-charging equipment is built and operation or a brand-new problem, standard and the engineering construction of instructing the charging electric vehicle facility, add the planning construction dynamics that reaches, Uniting and construction criteria are conducive to control engineering cost, cut operating costs, be conducive to advance consortium's running, the construction of lean management electrically-charging equipment, have huge economic benefit and social benefit.
The utility model content
Technical problem to be solved in the utility model just provides a kind of standard design of charging electric vehicle facility.
Solve the problems of the technologies described above, the technical scheme that the utility model is taked is:
A kind of charging electric vehicle facility comprises: stand and be laid in distribution system, supervisory control system and a construction of structures in the station;
Described distribution system comprises: the intermediate distribution system 1 and the low-voltage distribution system 2 that are electrically connected successively, described intermediate distribution system comprises Medium Voltage Switchgear 3 and the transformer 4 of electrical connection, Medium Voltage Switchgear outside electric power network 5, described low-voltage distribution system comprises low-tension switch cabinet 6 and the charger 7 of electrical connection, the transformer of the external intermediate distribution system of low-tension switch cabinet, described charger comprise several charging piles 8 and interchange, dc charging motor;
Referring to Figure 31, and Figure 32, described supervisory control system comprises by the station level of network connection and wall two parts:
1) station level comprises electric energy tariffing work station, electric energy acquisition terminal, monitoring host computer or operator workstation and the telecontrol equipment that is connected by computer network, and video work station and GPS to the time system consist of;
2) wall comprises protection measure and control device, protocol converter, video and environmental monitoring system and a plurality of charger monitoring unit and alterating and direct current kilsyth basalt, described protocol converter is connected with respectively fire alarm system, other watch-dogs and direct current system watch-dog, described video is electrically connected with video work station and protocol converter respectively with environmental monitoring system, described a plurality of charger monitoring unit monitoring automobile batteriess; Described alterating and direct current kilsyth basalt is connected with the electric energy acquisition terminal, electric energy acquisition terminal, DC meter electric energy acquisition terminal and each kilowatt-hour meter adopt the RS485 communication mode, gather the real-time information about power of each alterating and direct current kilsyth basalt, the electric energy acquisition terminal is directly communicated by letter with the electric energy tariffing work station;
Described charger monitoring unit is realized gathering and transmission, data communication device is crossed network interface and is connected to station interior monitoring backbone network to monitoring host computer and operator workstation, the charging device that monitoring host computer Real-time Collection and preservation charger monitoring unit transmit and electric quantity data, charge characteristic data, the fault message of BMS, and automatically to processings of classifying of relevant information, automatically generate the form of being correlated with;
Other watch-dogs comprise the distribution system monitoring: be divided into two parts of protection and measurement and control, the protection and test of the transformer of 10kV side adopts the integrated device access network based on ethernet of digital relay and monitoring, is controlled by operator workstation;
Video and environmental surveillance system: the camera, the video of local transmission part, control, power line, the supervision main frame of central control equipment part, Video service, Picture switch, the switch that comprise the fore-end that is electrically connected with data wire form;
Fire alarm system: comprise the smoke detection head and the alarm host machine that are located in charging zone, indoor switchgear house and other function room, alarm host machine only as reporting to the police, does not link;
GPS to the time system: the electrically-charging equipment supervisory control system configures the satellite clock of same clock source, to receive the standard time signal of GPS, adopt hard contact or network to the time mode, synchronous to realize full station clock.
Described transformer high and low pressure inlet wire, each charger outgoing unit are all installed and are exchanged three line four-wire system multi-function wrist-instruments, and DC side is installed corresponding DC meter scale meter in the dc operation terminal.
Described Transformer Selection novel energy-saving distribution transformer, the single transformer rated capacity should not be greater than 1600kVA, and the shell protection grade is IP20.
Described Medium Voltage Switchgear inlet wire adopts loading switch cabinet, and when separate unit dry-type transformer rated capacity is 800kVA and following, transformer circuit should adopt on-load switch--fuse combination unit.When separate unit dry-type transformer rated capacity is more than the 800kVA, transformer circuit is selected the circuit breaker with relay protection function.Low-tension switch cabinet should adopt the metal enclosed draw out switchgear cabinet of GCK.
Described charger is:
1) definition: adopt conduction-type that AC energy is converted to direct current energy, the device of the energy is provided for electric automobile.
2) consist of: the power cell of electrical connection, control unit, metering units, Charging Detail Record unit, charging inlet, power supply interface, communication interface, human-computer interaction interface etc.
3) AC-DC: high-frequency switching power supply module.
4) switching function: AC power is transformed to high-quality DC power supply, should adopts the pulse width modulation principle.Module should be comprised of full-wave rectification and filter, high frequency conversion and high frequency transformer, filtering high-frequency rectifier device etc.
5) monitoring function: high-frequency switching power supply module inside has monitoring function, shows the output voltage/electric current value, and when the monitoring unit fault or when deactivating, high-frequency switching power supply module stops output voltage.During normal operation, module is communicated by letter with the dc charging motor monitoring unit, accepts the instruction of monitoring unit.
6) defencive function: have interchange input overvoltage protection, exchange and input under voltage warning, the alarm of interchange input phase failure, the protection of direct current output over-voltage, direct current output overcurrent protection, current limliting and short-circuit protection, module overtemperature protection and module failure warning function.Module has reports to the police and run indicator.Deliver to monitoring unit on the abnormal signal.
7) current limiting pressure-limiting: charger should have the pressure-limit current-limit characteristic, when the module output current arranges electric current less than it, and module is operated in pressure constant state; When the module output current arranged electric current greater than it, module was operated in constant current state.Has constant current charge → constant voltage charge → stop automatic switching function that charges.
8) technical parameter
Described charging pile is:
1) definition: the electric supply installation that AC power is provided for the vehicle-mounted charger of electric automobile.
2) consist of: by pile body, electrical module, metering units, Charging Detail Record unit, charging inlet, power supply interface, communication interface, human-computer interaction interface etc.
3) parameter setting: relevant parameter, adjustable internal clocking are set by modes such as control card, infrared communication or wireless telecommunications.
4) software upgrading: possess software upgrading function.
5) defencive function: earth leakage protective device, overcurrent protective device, anti-lightning strike defencive function, bringing onto load can deciliter circuit, possess the false pull prevention function.
6) transfer of data and storage:
Transmission--alternating-current charging pile is answered the reserved data coffret, gathers alternating-current charging pile use and charging information data and alternating-current charging pile fault data.
Storage--transaction data is kept in the nonvolatile memory with the record form, keeps 10000 records, 7 days safe storage cycles.
7) technical parameter:
Field, described station is divided into:
A full-sized bus field, electrically-charging equipment station: scheme one: build for AC charging district and the construction of structures station of side by side line for DC charging district and construction of structures complex building, the back of side by side line the front of a close town road of standing, leave the track between the front-back, the DC charging district is arranged with many dc charging motors, the AC charging district is arranged with many AC charging machines, and the pavement is left in DC charging district and complex building front, both sides are vehicles while passing channel connection town road; Or scheme two: a side of a close town road of standing for AC charging district in upright arrangement side by side and construction of structures station building, middlely be side by side left AC charging district, construction of structures complex building, the right AC charging district of line, leave the track between the two, the DC charging district is arranged with many AC charging machines, the AC charging district is arranged with many dc charging motors, leave the space around DC charging district, the left and right sides and the complex building, front is that pavement, back and both sides are that porte-cochere is communicated with town road;
Field, large-scale society public electrically-charging equipment station: U-shaped layout in scheme one station: construction of structures is positioned in the middle of the field, station that is in the town road roadside and faces town road, pavement, both sides and back are left from inner operating walk way, parking stall and the turnover track of outwards being divided in the front of construction of structures, the two ends in turnover track connect town road, operating walk way, parking stall are provided with canopy, and the outer of operating walk way is distributed with charger and charging pile; Or scheme two: construction of structures leans against the back, field, station that is in the town road roadside and faces town road, the pavement is left in front and the both sides of construction of structures, be provided with charger and charging pile that horizontally-arranged distributes among the space of front, pavement, be to be annular turnover track before and after parking stall, both sides and the parking stall before and after charger and the charging pile, annular turnover two ends, track have opening to be communicated with town road, establish canopy on the parking stall.
Field, medium-sized society public electrically-charging equipment station: scheme one: T-shaped construction of structures switchgear house is positioned in the middle of the field, station that is in the town road roadside and faces town road, the front of switchgear house is left pavement, both sides and back and is connected inner operating walk way, parking stall and the turnover track of outwards being divided into and is connected the two ends that pass in and out the track and connects town road, operating walk way, parking stall are provided with canopy, and the outer of operating walk way is distributed with charger; Or scheme two: construction of structures leans against the back, field, station that is in the town road roadside and faces town road, the stand both sides of front outside in are distributed with operating walk way, parking stall and turnover track, the two ends in turnover track connect town road, operating walk way, parking stall are provided with canopy, and the outer of operating walk way is distributed with charger;
Field, small-sized society public electrically-charging equipment station: scheme one: be construction of structures in the middle of the field of standing, the pavement is left in the front of construction of structures, both sides are operating walk way and parking stall, the back of construction of structures and the outside on parking stall are U-shaped track, the track, both sides connects town road, the parking stall is provided with canopy, and the operating walk way outer is distributed with charger; Or scheme two: a middle amesiality construction of structures that is of standing, opposite side outside in is charger and parking stall, and it is connected that the u-shaped track connects town road that pavement, both sides and back are left in the front of construction of structures, and the parking stall is provided with canopy;
Society public electrically-charging equipment station field: be transversely arranged construction of structures complex building and charger in the middle of stand, the front and back of charger are the parking stall, and the complex building front is the pavement, and it is connected U-shaped track connection town road with the parking stall with both sides that complex building is connected the back.
Be decorated with positive parking stall or oblique parking stall on the described parking stall.
Described rain cover adopts lightweight construction, and three kinds of schemes are set, i.e. light steel glass canopy, light steel profiled sheet structure and jacking membrane structure:
On the basis of the above, the utility model can also be done further improvement:
Configuration one cover ac uninterrupted power supply system, ac uninterrupted power supply adopts redundant configuration, capacity is 2 * 3kVA, 1 tunnel input AC220V, 1 tunnel input DC110V(is provided by direct current system in the station), export sinusoidal AC220V power supply, interior supervisory control system, video system, communication equipment, automatic fire alarm system etc. provide uninterrupted ac working power supply in order to stand.
Direct current system voltage adopts direct current 110V electric pressure, configuration 100Ah analysing valve control type lead-acid accumulator battery, DC power supply be mainly used in standing interior protection, measure and control device and operating power.
The car load charging modes relatively
The charger type selecting
Can be divided at present phase control type and high frequency switch type two large classes.Its main feature is as follows:
The high frequency switch type charger is comprised of electronic devices such as power transistor, metal-oxide-semiconductor, IGBT, its AC-input voltage is behind rectifying and wave-filtering, the direct voltage that obtains pulsing, obtain galvanic current pressure/direct current behind this voltage process high-frequency inversion, high-frequency isolation transformer, the rectifying and wave-filtering, adopt pulse width modulation (PWM) or pulse frequency modulated to realize voltage stabilization and current stabilization control.Can adopt multimode parallel operation work, the multimode autonomous equalizing current, at OIR, multiple-node backup work.Its main feature is as follows:
1. input power factor: more than 0.95;
2. efficient: more than 90%;
3. ripple coefficient: below 0.5;
4. dynamic response is fast, and reliability is high, and single-machine capacity is large.
In view of the technological merit that the high frequency switch type charger has, this " standard design " adopts high frequency switch type as non-Vehicular charger.
Electric vehicle charging changes electric facility harmonic wave and prevents
Active and PPFC (Passive Power Factor Correction) device characteristics contrast table
Owing to active power factor corrector has advantages of technically, this project adopts active power factor corrector to prevent the generation of harmonic wave, and device is installed in the non-Vehicular charger rack, simultaneously the double electrically-charging equipment reactive power compensation device of doing.
Beneficial effect: the utility model is different for the type of electric automobile and purposes, and this project has been studied and defined the oversize vehicle public transit vehicle electrically-charging equipment that is applicable to the public transport field and the public electrically-charging equipment standard design that is used for social field.Be applicable Urban Traffic Planning, take into account the electrically-charging equipment of the different scales of charging electric vehicle facility development, to the urban road of different vehicle flowrates, the public electrically-charging equipment of large-scale, medium-sized, small-sized society is set respectively.Park the otherness in place for electric automobile, formulate Public Parking electrically-charging equipment and parking lot, residential quarters charging pile standard design.
The utility model is studied and has been formulated in order to standard and instructs the charging electric vehicle facility in planning, design and establishing standards system, control engineering cost, cut operating costs, the standard engineering management, there are laws to abide by to make the construction of charging electric vehicle facility, have regulations to abide by, make every effort to unified, reliable, economic, practical.
Description of drawings
Fig. 1 full-sized bus electrically-charging equipment electric main wiring diagram;
Fig. 2 full-sized bus electrically-charging equipment intermediate distribution system figure;
Fig. 3 full-sized bus electrically-charging equipment low-voltage distribution system figure;
Fig. 4 full-sized bus electrically-charging equipment supervisory control system network configuration figure;
Fig. 5 full-sized bus electrically-charging equipment general arrangement plan (scheme one);
Fig. 6 full-sized bus electrically-charging equipment general arrangement plan (scheme two);
The public electrically-charging equipment electric main wiring diagram of the large-scale society of Fig. 7;
The public electrically-charging equipment intermediate distribution system figure of the large-scale society of Fig. 8;
The public electrically-charging equipment low-voltage distribution system figure of the large-scale society of Fig. 9 (one);
The public electrically-charging equipment low-voltage distribution system figure of the large-scale society of Figure 10 (two);
The public electrically-charging equipment supervisory control system network configuration figure of the large-scale society of Figure 11;
The public electrically-charging equipment general arrangement plan of the large-scale society of Figure 12 (scheme one);
The public electrically-charging equipment general arrangement plan of the large-scale society of Figure 13 (scheme two);
The public electrically-charging equipment electric main wiring diagram of the medium-sized society of Figure 14;
The public electrically-charging equipment intermediate distribution system figure of the medium-sized society of Figure 15;
The public electrically-charging equipment low-voltage distribution system figure of the medium-sized society of Figure 16;
The public electrically-charging equipment general arrangement plan of the medium-sized society of Figure 17 (scheme one);
The public electrically-charging equipment general arrangement plan of the medium-sized society of Figure 18 (scheme two)
The public electrically-charging equipment supervisory control system network configuration figure of the medium-sized society of Figure 19;
The public electrically-charging equipment electric main wiring diagram of the small-sized society of Figure 20;
The public electrically-charging equipment intermediate distribution system figure of the small-sized society of Figure 21;
The public electrically-charging equipment low-voltage distribution system figure of the small-sized society of Figure 22;
The public electrically-charging equipment supervisory control system network configuration figure of the small-sized society of Figure 23;
The small-sized society of Figure 24 public electrically-charging equipment electrically-charging equipment general arrangement plan (scheme one);
The small-sized society of Figure 25 public electrically-charging equipment electrically-charging equipment general arrangement plan (scheme two);
Figure 26 public parking electrically-charging equipment electric main wiring diagram;
Figure 27 public parking electrically-charging equipment intermediate distribution system figure;
Figure 28 public parking electrically-charging equipment low-voltage distribution system figure;
Figure 29 public parking electrically-charging equipment supervisory control system network configuration figure;
Figure 30 public parking electrically-charging equipment general arrangement plan;
Figure 31 is supervisory control system network configuration figure;
Figure 32 is fire alarm and fire-fighting control chart.
Embodiment
Embodiment one
Such as Fig. 1 to Fig. 6, and shown in Figure 31 and Figure 32, a kind of full-sized bus electrically-charging equipment comprises: stand and be laid in distribution system, supervisory control system and a construction of structures in the station.
Referring to Fig. 1 to Fig. 3, distribution system comprises: the intermediate distribution system and the low-voltage distribution system that are electrically connected successively, intermediate distribution system comprises Medium Voltage Switchgear and the transformer of electrical connection, the Medium Voltage Switchgear outside electric power network, low-voltage distribution system comprises low-tension switch cabinet and charger, the transformer of the external intermediate distribution system of low-tension switch cabinet, charger comprise several charging piles and AC and DC charger.
Wherein: 1. transformer: 2 * 1600kVA; 2. intermediate distribution system: single bus scheme;
3. low-voltage distribution system: single-trunk segmental wiring; 4. charger: 16x120kW+6x50kW;
5. the scope of application: large and medium-sized public transport, group internal special electric vapour vehicle.
Referring to Fig. 4 and Figure 31, supervisory control system comprises by the station level of network connection and wall two parts:
1) station level comprises electric energy tariffing work station, electric energy acquisition terminal, monitoring host computer or operator workstation and the telecontrol equipment that is connected by computer network, and video work station and GPS to the time system consist of; Described Electric Energy Telemetering System work station comprises electric energy collection device and a plurality of electric energy meter that is electrically connected successively with data wire;
2) wall comprises protection measure and control device, protocol converter, video and environmental monitoring system and a plurality of charger monitoring unit and alterating and direct current kilsyth basalt, described protocol converter is connected with respectively fire alarm system, other watch-dogs and direct current system watch-dog, described video is electrically connected with video work station and protocol converter respectively with environmental monitoring system, described a plurality of charger monitoring unit monitoring automobile batteriess; Described alterating and direct current kilsyth basalt is connected with the electric energy acquisition terminal, electric energy acquisition terminal, DC meter electric energy acquisition terminal and each kilowatt-hour meter adopt the RS485 communication mode, gather the real-time information about power of each alterating and direct current kilsyth basalt, the electric energy acquisition terminal is directly communicated by letter with the electric energy tariffing work station;
Described charger monitoring unit is realized gathering and transmission, data communication device is crossed network interface and is connected to station interior monitoring backbone network to monitoring host computer and operator workstation, the charging device that monitoring host computer Real-time Collection and preservation charger monitoring unit transmit and electric quantity data, charge characteristic data, the fault message of BMS, and automatically to processings of classifying of relevant information, automatically generate the form of being correlated with;
Other watch-dogs comprise the distribution system monitoring: be divided into two parts of protection and measurement and control, the protection and test of the transformer of 10kV side adopts the integrated device access network based on ethernet of digital relay and monitoring, is controlled by operator workstation;
Video and environmental surveillance system: the camera, the video of local transmission part, control, power line, the supervision main frame of central control equipment part, Video service, Picture switch, the switch that comprise the fore-end that is electrically connected with data wire form;
Automatic fire alarm system: comprise the smoke detection head that is located in charging zone, indoor switchgear house and other function room, and alarm host machine, alarm host machine only as reporting to the police, does not link;
GPS to the time system: the electrically-charging equipment supervisory control system configures the satellite clock of same clock source, to receive the standard time signal of GPS, adopt hard contact or network to the time mode, synchronous to realize full station clock;
Transformer high and low pressure inlet wire, each charger outgoing unit are all installed and are exchanged three line four-wire system multi-function wrist-instruments, and DC side is installed corresponding DC meter scale meter in the dc operation terminal.
Transformer Selection novel energy-saving distribution transformer, the single transformer rated capacity should not be greater than 1600kVA, and the shell protection grade is IP20.
The Medium Voltage Switchgear inlet wire adopts loading switch cabinet, and when separate unit dry-type transformer rated capacity is 800kVA and following, transformer circuit should adopt on-load switch--fuse combination unit.When separate unit dry-type transformer rated capacity is more than the 800kVA, transformer circuit is selected the circuit breaker with relay protection function.Low-tension switch cabinet should adopt the metal enclosed draw out switchgear cabinet of GCK
Charger is:
1) definition: adopt conduction-type that AC energy is converted to direct current energy, the device of the energy is provided for electric automobile.
2) consist of: power cell, control unit, metering units, Charging Detail Record unit, charging inlet, power supply interface, communication interface, human-computer interaction interface etc.
3) AC-DC: high-frequency switching power supply module.
4) switching function: AC power is transformed to high-quality DC power supply, should adopts the pulse width modulation principle.Module should be comprised of full-wave rectification and filter, high frequency conversion and high frequency transformer, filtering high-frequency rectifier device etc.
5) monitoring function: high-frequency switching power supply module inside has monitoring function, shows the output voltage/electric current value, and when the monitoring unit fault or when deactivating, high-frequency switching power supply module stops output voltage.During normal operation, module is communicated by letter with the dc charging motor monitoring unit, accepts the instruction of monitoring unit.
6) defencive function: have interchange input overvoltage protection, exchange and input under voltage warning, the alarm of interchange input phase failure, the protection of direct current output over-voltage, direct current output overcurrent protection, current limliting and short-circuit protection, module overtemperature protection and module failure warning function.Module has reports to the police and run indicator.Deliver to monitoring unit on the abnormal signal.
7) current limiting pressure-limiting: charger should have the pressure-limit current-limit characteristic, when the module output current arranges electric current less than it, and module is operated in pressure constant state; When the module output current arranged electric current greater than it, module was operated in constant current state.Has constant current charge → constant voltage charge → stop automatic switching function that charges.
8) technical parameter
Charging pile is:
1) definition: the electric supply installation that AC power is provided for the vehicle-mounted charger of electric automobile.
2) consist of: by pile body, electrical module, metering units, Charging Detail Record unit, charging inlet, power supply interface, communication interface, human-computer interaction interface etc.
3) parameter setting: relevant parameter, adjustable internal clocking are set by modes such as control card, infrared communication or wireless telecommunications.
4) software upgrading: possess software upgrading function.
5) defencive function: earth leakage protective device, overcurrent protective device, anti-lightning strike defencive function, bringing onto load can deciliter circuit, possess the false pull prevention function.
6) transfer of data and storage:
Transmission--alternating-current charging pile is answered the reserved data coffret, gathers alternating-current charging pile use and charging information data and alternating-current charging pile fault data.
Storage--transaction data is kept in the nonvolatile memory with the record form, keeps 10000 records, 7 days safe storage cycles.
7) technical parameter:
Referring to Fig. 5, stand and be divided into: scheme one: the front of a close town road of stand is that build the DC charging district of side by side line and AC charging district and construction of structures station that construction of structures complex building, back are side by side line, leave the track between the front-back, the DC charging district is arranged with many AC charging machines, AC charging district and is arranged with many dc charging motors, leaves the pavement before DC charging district and the complex building, both sides are vehicles while passing channel connection town road; Or scheme two, referring to Fig. 6: a side of a close town road of standing for AC charging district in upright arrangement side by side and construction of structures station building, middlely be side by side left AC charging district, construction of structures complex building, the right AC charging district of line, leave the track between the two, the DC charging district is arranged with many dc charging motors, the AC charging district is arranged with many AC charging machines, and leaving pavement, both sides and back before left and right sides DC charging district and the complex building is vehicles while passing channel connection town road.
Embodiment two
To shown in Figure 13, the public electrically-charging equipment of a kind of large-scale society comprises such as Fig. 7: stand and be laid in station interior distribution system, supervisory control system and a construction of structures.
Referring to Fig. 7, Fig. 8, Fig. 9 and Figure 10, distribution system comprises: the intermediate distribution system and the low-voltage distribution system that are electrically connected successively, intermediate distribution system comprises Medium Voltage Switchgear and the transformer of electrical connection, the Medium Voltage Switchgear outside electric power network, low-voltage distribution system comprises low-tension switch cabinet and charger, the transformer of the external intermediate distribution system of low-tension switch cabinet, charger comprise several charging piles and AC and DC charger.
Wherein: 1. transformer: 2 * 1250kVA; 2. intermediate distribution system: single bus scheme; 3. low-voltage distribution system: single-trunk segmental wiring; 4. charger: 16x120kW; 5. the scope of application: society, public affair, taxi small-sized electric vehicle.
Referring to Figure 11, supervisory control system comprises by the station level of network connection and wall two parts:
1) station level is made of system host and operator station, the Electric Energy Telemetering System work station that computer network connects, and the Electric Energy Telemetering System work station comprises electric energy collection device and a plurality of electric energy meter that is electrically connected successively with data wire;
2) wall is made of public measurement and control unit, protection measure and control device and a plurality of charger monitoring unit, and each unit has data wire to be electrically connected with station level;
Charger supervisory control system: realized gathering and transmission by the monitoring unit that is arranged on the charger, data communication device is crossed network interface and is connected to station interior monitoring backbone network to monitoring host computer, the charging device that monitoring host computer Real-time Collection and preservation monitoring unit transmit and electric quantity data, charge characteristic data, the fault message of BMS, and automatically to processings of classifying of relevant information, automatically generate the form of being correlated with;
Distributing monitoring system: be divided into two parts of protection and measurement and control;
Video monitoring system: comprise that the fore-end (camera), local transmission part (video, control, power line), the central control equipment part (monitoring main frame, Video service, Picture switch, switch) that are electrically connected with data wire form;
Automatic fire alarm system: comprise the smoke detection head that is located in charging zone, indoor switchgear house and other function room, and alarm host machine, alarm host machine only as reporting to the police, does not link;
GPS to the time system: the electrically-charging equipment supervisory control system configures the satellite clock of same clock source, to receive the standard time signal of GPS, adopt hard contact or network to the time mode, synchronous to realize full station clock;
Transformer high and low pressure inlet wire, each charger outgoing unit are all installed and are exchanged three line four-wire system multi-function wrist-instruments, and DC side is installed corresponding DC meter scale meter in the dc operation terminal.
Transformer Selection novel energy-saving distribution transformer, the single transformer rated capacity should not be greater than 1600kVA, and the shell protection grade is IP20.
The Medium Voltage Switchgear inlet wire adopts loading switch cabinet, and when separate unit dry-type transformer rated capacity is 800kVA and following, transformer circuit should adopt on-load switch--fuse combination unit.When separate unit dry-type transformer rated capacity is more than the 800kVA, transformer circuit is selected the circuit breaker with relay protection function.Low-tension switch cabinet should adopt the metal enclosed draw out switchgear cabinet of GCK
Charger and charging pile are as described in the embodiment one.
Referring to Figure 12, stand and be divided into: U-shaped layout in stand: construction of structures is positioned in the middle of the field, station that is in the town road roadside and faces town road, pavement, both sides and back are left from inner operating walk way, parking stall and the turnover track of outwards being divided in the front of construction of structures, the two ends in turnover track connect town road, operating walk way, parking stall are provided with canopy, and the outer of operating walk way is distributed with charger and charging pile; Or scheme two: referring to Figure 13, construction of structures leans against the back, field, station that is in the town road roadside and faces town road, the pavement is left in front and the both sides of construction of structures, be provided with charger and charging pile that horizontally-arranged distributes among the space of front, pavement, be to be annular turnover track before and after parking stall, both sides and the parking stall before and after charger and the charging pile, annular turnover two ends, track have opening to be communicated with town road, establish canopy on the parking stall;
Embodiment three
To shown in Figure 19, the public electrically-charging equipment of a kind of medium-sized society comprises such as Figure 14: stand and be laid in station interior distribution system, supervisory control system and a construction of structures.
Referring to Figure 14, Figure 15, Figure 16, distribution system comprises: the intermediate distribution system and the low-voltage distribution system that are electrically connected successively, intermediate distribution system comprises Medium Voltage Switchgear and the transformer of electrical connection, the Medium Voltage Switchgear outside electric power network, low-voltage distribution system comprises low-tension switch cabinet and charger, the transformer of the external intermediate distribution system of low-tension switch cabinet, charger comprise several charging piles and AC and DC charger.
Wherein: 1. transformer: 2 * 1000kVA; 2. intermediate distribution system: single bus scheme; 3. low-voltage distribution system: single-trunk segmental wiring; 4. charger: 10x120kW; 5. the scope of application: society, public affair, taxi small-sized electric vehicle.。
Referring to Figure 19, supervisory control system comprises by the station level of network connection and wall two parts:
1) station level is made of system host and operator station, the Electric Energy Telemetering System work station that computer network connects, and described Electric Energy Telemetering System work station comprises electric energy collection device and a plurality of electric energy meter that is electrically connected successively with data wire;
2) wall is made of public measurement and control unit, protection measure and control device and a plurality of charger monitoring unit, and each unit has data wire to be electrically connected with station level;
Charger supervisory control system: realized gathering and transmission by the monitoring unit that is arranged on the charger, data communication device is crossed network interface and is connected to station interior monitoring backbone network to monitoring host computer, the charging device that monitoring host computer Real-time Collection and preservation monitoring unit transmit and electric quantity data, charge characteristic data, the fault message of BMS, and automatically to processings of classifying of relevant information, automatically generate the form of being correlated with;
Distributing monitoring system: be divided into two parts of protection and measurement and control;
Video monitoring system: comprise that the fore-end (camera), local transmission part (video, control, power line), the central control equipment part (monitoring main frame, Video service, Picture switch, switch) that are electrically connected with data wire form;
Automatic fire alarm system: comprise the smoke detection head that is located in charging zone, indoor switchgear house and other function room, and alarm host machine, alarm host machine only as reporting to the police, does not link;
GPS to the time system: the electrically-charging equipment supervisory control system configures the satellite clock of same clock source, to receive the standard time signal of GPS, adopt hard contact or network to the time mode, synchronous to realize full station clock;
Transformer high and low pressure inlet wire, each charger outgoing unit are all installed and are exchanged three line four-wire system multi-function wrist-instruments, and DC side is installed corresponding DC meter scale meter in the dc operation terminal.
Transformer Selection novel energy-saving distribution transformer, the single transformer rated capacity is not more than 1600kVA, and the shell protection grade is IP20.
The Medium Voltage Switchgear inlet wire adopts loading switch cabinet, and when separate unit dry-type transformer rated capacity is 800kVA and following, transformer circuit should adopt on-load switch--fuse combination unit.When separate unit dry-type transformer rated capacity is more than the 800kVA, transformer circuit is selected the circuit breaker with relay protection function.Low-tension switch cabinet should adopt the metal enclosed draw out switchgear cabinet of GCK
Charger and charging pile are as described in the embodiment one.
1) referring to Figure 17, stand and be divided into: scheme one: T-shaped construction of structures switchgear house is positioned in the middle of the field, station that is in the town road roadside and in the face of town road, the front of switchgear house is left pavement, both sides and back and is connected inner operating walk way, parking stall and the turnover track of outwards being divided into and is connected the two ends that pass in and out the track and connects town road, operating walk way, parking stall are provided with canopy, and the outer of operating walk way is distributed with charger; Or scheme two: referring to Figure 18, construction of structures leans against the back, field, station that is in the town road roadside and faces town road, the stand both sides of front outside in are distributed with operating walk way, parking stall and turnover track, the two ends in turnover track connect town road, operating walk way, parking stall are provided with canopy, and the outer of operating walk way is distributed with charger.
Embodiment four
To shown in Figure 24 (30), the public electrically-charging equipment of a kind of small-sized society comprises such as Figure 20 (26): stand and be laid in distribution system, supervisory control system and a construction of structures in the station.
Referring to 20(26) to Figure 22 (28), distribution system comprises: the intermediate distribution system and the low-voltage distribution system that are electrically connected successively, intermediate distribution system comprises Medium Voltage Switchgear and the transformer of electrical connection, the Medium Voltage Switchgear outside electric power network, low-voltage distribution system comprises low-tension switch cabinet and charger, the transformer of the external intermediate distribution system of low-tension switch cabinet, charger comprise several charging piles and AC and DC charger.
Wherein: 1. transformer: 2 * 1000kVA; 2. intermediate distribution system: single bus scheme; 3. low-voltage distribution system: single-trunk segmental wiring; 4. charger: 10x120kW; 5. the scope of application: society, public affair, taxi small-sized electric vehicle.
Referring to Figure 23 (29), supervisory control system comprises by the station level of network connection and wall two parts:
1) station level is made of system host and operator station, the Electric Energy Telemetering System work station that computer network connects, and described Electric Energy Telemetering System work station comprises electric energy collection device and a plurality of electric energy meter that is electrically connected successively with data wire;
2) wall is made of public measurement and control unit, protection measure and control device and a plurality of charger monitoring unit, and each unit has data wire to be electrically connected with station level;
Security protection system comprises:
Charger supervisory control system: realized gathering and transmission by the monitoring unit that is arranged on the charger, data communication device is crossed network interface and is connected to station interior monitoring backbone network to monitoring host computer, the charging device that monitoring host computer Real-time Collection and preservation monitoring unit transmit and electric quantity data, charge characteristic data, the fault message of BMS, and automatically to processings of classifying of relevant information, automatically generate the form of being correlated with;
Distributing monitoring system: be divided into two parts of protection and measurement and control;
Video monitoring system: comprise that the fore-end (camera), local transmission part (video, control, power line), the central control equipment part (monitoring main frame, Video service, Picture switch, switch) that are electrically connected with data wire form;
Automatic fire alarm system: comprise the smoke detection head that is located in charging zone, indoor switchgear house and other function room, and alarm host machine, alarm host machine only as reporting to the police, does not link;
GPS to the time system: the electrically-charging equipment supervisory control system configures the satellite clock of same clock source, to receive the standard time signal of GPS, adopt hard contact or network to the time mode, synchronous to realize full station clock;
Transformer high and low pressure inlet wire, each charger outgoing unit are all installed and are exchanged three line four-wire system multi-function wrist-instruments, and DC side is installed corresponding DC meter scale meter in the dc operation terminal.
Transformer Selection novel energy-saving distribution transformer, the single transformer rated capacity should not be greater than 1600kVA, and the shell protection grade is IP20.
The Medium Voltage Switchgear inlet wire adopts loading switch cabinet, and when separate unit dry-type transformer rated capacity is 800kVA and following, transformer circuit should adopt on-load switch--fuse combination unit.When separate unit dry-type transformer rated capacity is more than the 800kVA, transformer circuit is selected the circuit breaker with relay protection function.Low-tension switch cabinet should adopt the metal enclosed draw out switchgear cabinet of GCK
Charger and charging pile are as described in the embodiment one.
Referring to Figure 24 (30), the field of standing is divided into:
2) be construction of structures in the middle of standing, the pavement is left in the front of construction of structures, both sides are operating walk way and parking stall, and the back of construction of structures and the outside on parking stall are U-shaped track, and the track, both sides connects town road, the parking stall is provided with canopy, and the operating walk way outer is distributed with charger.
Claims (2)
1. a charging electric vehicle facility is characterized in that: comprise the field, station and be laid in station interior distribution system, supervisory control system and a construction of structures;
Described distribution system comprises: the intermediate distribution system (1) and the low-voltage distribution system (2) that are electrically connected successively, described intermediate distribution system comprises Medium Voltage Switchgear (3) and the transformer (4) of electrical connection, Medium Voltage Switchgear outside electric power network (5), described low-voltage distribution system comprises low-tension switch cabinet (6) and the charger (7) of electrical connection, the transformer of the external intermediate distribution system of low-tension switch cabinet (4), described charger comprise several charging piles (8) and interchange, dc charging motor;
Described supervisory control system comprises by the station level of network connection and wall two parts:
1) station level comprises electric energy tariffing work station, electric energy acquisition terminal, monitoring host computer or operator workstation and the telecontrol equipment that is connected by computer network, and video work station and GPS to the time system consist of;
2) wall comprises protection measure and control device, protocol converter, video and environmental monitoring system and a plurality of charger monitoring unit and alterating and direct current kilsyth basalt, described protocol converter is connected with respectively fire alarm system, other watch-dogs and direct current system watch-dog, described video is electrically connected with video work station and protocol converter respectively with environmental monitoring system, described a plurality of charger monitoring unit monitoring automobile batteriess; Described alterating and direct current kilsyth basalt is connected with the electric energy acquisition terminal, electric energy acquisition terminal, DC meter electric energy acquisition terminal and each kilowatt-hour meter adopt the RS485 communication mode, gather the real-time information about power of each alterating and direct current kilsyth basalt, the electric energy acquisition terminal is directly communicated by letter with the electric energy tariffing work station;
Described charger monitoring unit is realized gathering and transmission, data communication device is crossed network interface and is connected to station interior monitoring backbone network to monitoring host computer and operator workstation, the charging device that monitoring host computer Real-time Collection and preservation charger monitoring unit transmit and electric quantity data, charge characteristic data, the fault message of BMS, and automatically to processings of classifying of relevant information, automatically generate the form of being correlated with;
Described other watch-dogs comprise the distribution system monitoring: be divided into two parts of protection and measurement and control, the protection and test of the transformer of 10kV side adopts the integrated device access network based on ethernet of digital relay and monitoring, is controlled by operator workstation;
Described video and environmental surveillance system: the camera, the video of local transmission part, control, power line, central control equipment supervision main frame, Video service, Picture switch and the switch partly that comprise the fore-end that is electrically connected with data wire form;
Described fire alarm system: comprise the smoke detection head and the alarm host machine that are located in charging zone, indoor switchgear house and other function room, alarm host machine only as reporting to the police, does not link;
Described GPS to the time system: the electrically-charging equipment supervisory control system configures the satellite clock of same clock source, to receive the standard time signal of GPS, adopt hard contact or network to the time mode, synchronous to realize full station clock.
2. charging electric vehicle facility according to claim 1 is characterized in that:
The high and low pressure inlet wire of the transformer in the described distribution system, each charger outgoing unit are all installed and are exchanged three line four-wire system multi-function wrist-instruments, and DC side is installed corresponding DC meter scale meter in the dc operation terminal;
Described Transformer Selection novel energy-saving distribution transformer, the single transformer rated capacity should not be greater than 1600kVA, and the shell protection grade is IP20;
Described Medium Voltage Switchgear inlet wire adopts loading switch cabinet, and when separate unit dry-type transformer rated capacity is 800kVA and following, transformer circuit should adopt on-load switch--fuse combination unit; When separate unit dry-type transformer rated capacity is more than the 800kVA, transformer circuit is selected the circuit breaker with relay protection function;
Described low-tension switch cabinet adopts the metal enclosed draw out switchgear cabinet of GCK;
Described charger is:
1) definition: adopt conduction-type that AC energy is converted to direct current energy, the device of the energy is provided for electric automobile;
2) consist of: the power cell of electrical connection, control unit, metering units, Charging Detail Record unit, charging inlet, power supply interface, communication interface, human-computer interaction interface;
3) AC-DC: high-frequency switching power supply module;
4) switching function: AC power is transformed to high-quality DC power supply, should adopts the pulse width modulation principle; Module should be comprised of full-wave rectification and filter, high frequency conversion and high frequency transformer, filtering high-frequency rectifier device;
5) monitoring function: high-frequency switching power supply module inside has monitoring function, shows the output voltage/electric current value, and when the monitoring unit fault or when deactivating, high-frequency switching power supply module stops output voltage; During normal operation, module is communicated by letter with the dc charging motor monitoring unit, accepts the instruction of monitoring unit;
6) defencive function: have interchange input overvoltage protection, exchange and input under voltage warning, the alarm of interchange input phase failure, the protection of direct current output over-voltage, direct current output overcurrent protection, current limliting and short-circuit protection, module overtemperature protection and module failure warning function; Module has reports to the police and run indicator; Deliver to monitoring unit on the abnormal signal;
7) current limiting pressure-limiting: charger should have the pressure-limit current-limit characteristic, when the module output current arranges electric current less than it, and module is operated in pressure constant state; When the module output current arranged electric current greater than it, module was operated in constant current state; Has constant current charge → constant voltage charge → stop automatic switching function that charges;
8) technical parameter
Output voltage range 320～500V DC, 500～750V DC
Input voltage 380V/220V
Output-current rating 10A 20A 50A 100A 150A 200A 300A
Power factor is greater than 0.9
Harmonic current containing ratio 2-25 subharmonic current containing ratio＜30%
Precision of steady current is not more than ± and 1%
The precision of voltage regulation is not more than ± and 0.5%
The current-sharing degree of unbalance is not more than 5%
Ripple coefficient is not more than 0.5%
Efficient is greater than 90%;
Described charging pile is:
1) definition: the electric supply installation that AC power is provided for the vehicle-mounted charger of electric automobile;
2) consist of: by the pile body, electrical module, metering units, Charging Detail Record unit, charging inlet, power supply interface, communication interface, the human-computer interaction interface that are electrically connected;
3) parameter setting: relevant parameter, adjustable internal clocking are set by modes such as control card, infrared communication or wireless telecommunications;
4) software upgrading: possess software upgrading function;
5) defencive function: earth leakage protective device, overcurrent protective device, anti-lightning strike defencive function, bringing onto load can deciliter circuit, possess the false pull prevention function;
6) transfer of data and storage:
Transmission--alternating-current charging pile is answered the reserved data coffret, gathers alternating-current charging pile use and charging information data and alternating-current charging pile fault data;
Storage--transaction data is kept in the nonvolatile memory with the record form, keeps 10000 records, 7 days safe storage cycles;
7) technical parameter:
Rated operational voltage 380/220V
Rated current 16A 32A
The metering of metering method three-phase four-wire system
Accuracy class is not less than 2.0 grades
The voltage distortion rate is no more than 10% of rated value
Unsymmetry of voltage is no more than 5%
Scope range of the fluctuation of voltage is not more than rated voltage ± 15%.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200394438U CN202840641U (en) | 2012-02-08 | 2012-02-08 | Electric automobile charging facilities |
| CN201210027102.3A CN102611172B (en) | 2012-02-08 | 2012-02-08 | Standard design of electric automobile charging facility |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
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| CN2012200394438U CN202840641U (en) | 2012-02-08 | 2012-02-08 | Electric automobile charging facilities |
| CN201210027102.3A CN102611172B (en) | 2012-02-08 | 2012-02-08 | Standard design of electric automobile charging facility |
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| CN202840641U true CN202840641U (en) | 2013-03-27 |
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| CN2012200394438U Expired - Lifetime CN202840641U (en) | 2012-02-08 | 2012-02-08 | Electric automobile charging facilities |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210027102.3A Active CN102611172B (en) | 2012-02-08 | 2012-02-08 | Standard design of electric automobile charging facility |
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| CN102611172A (en) * | 2012-02-08 | 2012-07-25 | 广东电网公司 | Standard design of electric automobile charging facility |
| CN103631239A (en) * | 2013-12-10 | 2014-03-12 | 国网上海市电力公司 | EV (electric vehicle) charging station |
| CN104810894A (en) * | 2015-05-08 | 2015-07-29 | 山东鲁能智能技术有限公司 | Split type direct-current charging piles for electric automobiles, system and method |
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- 2012-02-08 CN CN2012200394438U patent/CN202840641U/en not_active Expired - Lifetime
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Also Published As
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| CN102611172A (en) | 2012-07-25 |
| CN102611172B (en) | 2015-06-10 |
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