CN107819343A - DC charging station and its method of work used for electric vehicle based on Self Adaptive Control - Google Patents
DC charging station and its method of work used for electric vehicle based on Self Adaptive Control Download PDFInfo
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- CN107819343A CN107819343A CN201711106449.6A CN201711106449A CN107819343A CN 107819343 A CN107819343 A CN 107819343A CN 201711106449 A CN201711106449 A CN 201711106449A CN 107819343 A CN107819343 A CN 107819343A
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- 238000000034 method Methods 0.000 title claims abstract description 53
- 230000003044 adaptive effect Effects 0.000 title claims abstract description 19
- 230000008569 process Effects 0.000 claims abstract description 43
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims description 34
- 238000001914 filtration Methods 0.000 claims description 33
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 11
- 229940105305 carbon monoxide Drugs 0.000 claims description 11
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 11
- 239000003921 oil Substances 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 8
- 230000009466 transformation Effects 0.000 claims description 8
- 238000004891 communication Methods 0.000 claims description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 4
- 238000002955 isolation Methods 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 230000008859 change Effects 0.000 claims description 3
- 238000005070 sampling Methods 0.000 claims description 3
- 230000001960 triggered effect Effects 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 2
- 229910052760 oxygen Inorganic materials 0.000 claims 2
- 239000001301 oxygen Substances 0.000 claims 2
- 210000001367 artery Anatomy 0.000 claims 1
- 210000003462 vein Anatomy 0.000 claims 1
- 230000005611 electricity Effects 0.000 description 6
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000001012 protector Effects 0.000 description 2
- 108010022579 ATP dependent 26S protease Proteins 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical group [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
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- 238000001816 cooling Methods 0.000 description 1
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- 238000005457 optimization Methods 0.000 description 1
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Classifications
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- H02J7/0027—
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
- B60L53/31—Charging columns specially adapted for electric vehicles
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The present invention relates to a kind of DC charging station and its method of work used for electric vehicle based on Self Adaptive Control, including DSP process chips and multiple direct-current charging post main bodys, DSP process chips are connected respectively with multiple direct-current charging post main bodys, for the car type information based on neighbouring road, determine to need the quantity of direct-current charging post main body closed in multiple direct-current charging post main bodys.By means of the invention it is possible to so that the unlatching quantity and the demand of neighbouring electric car of direct-current charging post in DC charging station are adapted.
Description
Technical field
The present invention relates to DC charging station field, more particularly to a kind of direct current used for electric vehicle based on Self Adaptive Control to fill
Power station and its method of work.
Background technology
The routine techniques parameter of single flow charging pile is as follows:A) charging pile (bolt) power input voltage:Three-phase and four-line
380VAC ± 15%, frequency 50Hz ± 5%;B) charging pile (bolt) should meet the object that charges;C) charging pile (bolt) output is direct current
Electricity, output voltage meet the battery standard requirement of charging object;D) maximum output current meets the battery standard 1C of charging object
Charging requirement, it is and backward compatible;E) charging modes are divided into conventional and quick 2 kinds of modes, and conventional is 5 hours charging modes, soon
Speed is 1 hour charging modes (being selected for different battery types);F) intelligent IC management is realized;G) each charging pile (bolt) carries
Operator, so that user carries out modes selecting and Operating Guideline, and show battery of electric vehicle state and user's IC-card rate
Information, realize unattended;H) charging pile (bolt) interface should meet the relevant regulations of direct-current charging interface;I) charging pile (bolt) is logical
Communication interface uses CAN communication interface, and communication protocol is according to logical between cell management system of electric automobile and off-board charger
Believe that the regulation of agreement performs (charging object is lithium battery motor-car);J) charging pile (bolt) is to the abnormal condition in charging process
Should possess corresponding alarm and defencive function;K) charging pile (bolt) will monitor to the state of battery, according to the temperature of battery, voltage
To charging curve, charging current, charging voltage adjust automatically;L) charging pile (bolt) uses air blast cooling;M) charging pile (bolt) protects
Grade meets the requirements
Each direct current drive vehicle charging station can be made up of one or more direct-current charging posts, and direct-current charging post is as direct current
The charging terminal of electric automobile, in addition to providing electric power for direct current drive automobile, there can also be timing, full of alarm, electricity
The functions such as brain fast charge, cipher control, self-identifying voltage, multiple protective, so, a DC charging station can be simultaneously to be multiple straight
Charging electric vehicle is flowed, improves the efficiency of charging.
However, because direct-current charging post developing history is shorter, the experience of accumulation is less, direct current drive vapour of the prior art
Direct-current charging post its structure in car charging station is more rough, and redundancy is high, causes charge efficiency more low, and provide
Miscellaneous function is on the low side, and the Consumer's Experience that the driver to direct current drive automobile brings is poor.
Meanwhile direct current drive vehicle charging station of the prior art can only control the direct current of administration by manual mode of operation
The unlatching quantity of charging pile, i.e. the historical experience hand-guided by manager, this control mode not science, easily cause
When the direct current drive automobile nearby travelled on road is seldom, all direct-current charging posts are all run in DC charging station, are caused
The waste of electric power energy, or, the direct current drive automobile quantity that the needs nearby travelled on road charge is considerably beyond the free time
The quantity of direct-current charging post.
Therefore, first, can be according to the electric automobile of road near DC charging station, it is necessary to a kind of new DC charging station
Particular number adaptively sets the unlatching quantity of oneself internal direct current charging pile, secondly, can so as to realize being adapted for the two
The 26S Proteasome Structure and Function of each direct-current charging post is transformed, improves the charge efficiency of direct-current charging post.
The content of the invention
In order to solve the above problems, the invention provides a kind of DC charging station based on Self Adaptive Control, pass through optimization
The internal structure of direct-current charging post, the various demands of electric vehicle driver are catered to, it is of particular importance that by introducing an oxidation
Carbon detector, nitric oxide detector, infrared ray sensing array obtain the electric automobile nearby travelled on road and occupy whole row
The number percent of automobile is sailed, so as to provide control foundation for the unlatching of the direct-current charging post in DC charging station.
According to an aspect of the present invention, there is provided a kind of DC charging station based on Self Adaptive Control, the charging station bag
DSP process chips and multiple direct-current charging post main bodys are included, DSP process chips are connected respectively with multiple direct-current charging post main bodys, are used
In the car type information based on neighbouring road, determine to need the direct-current charging post main body closed in multiple direct-current charging post main bodys
Quantity.
More specifically, in the DC charging station based on Self Adaptive Control, including:Nitric oxide detector, set
Near infrared ray sensing array, for detecting the nitric oxide concentration near infrared ray sensing array, and when nitric oxide is dense
When degree is more than or equal to the first concentration threshold, the exceeded signal of nitric oxide is sent;Carbonmonoxide detector, it is arranged on infrared ray sensing
Near array, for detecting the carbonomonoxide concentration near infrared ray sensing array, and when carbonomonoxide concentration is more than or equal to the
During two concentration thresholds, the exceeded signal of carbon monoxide is sent;Infrared ray sensing array, it is horizontally set on DC charging station road nearby
Position, it is made up of multiple infrared ray sensing units, charging station is determined according to the quantity for the infrared ray sensing unit being triggered simultaneously
Neighbouring road with the presence or absence of running car by, when it is determined that exist running car by when send automobile by signal, wherein, it is red
The horizontal width of outside line sensor array is more than or equal to the length of most long automobile, and multiple infrared ray sensing units are uniform point at equal intervals
Cloth;Timer, for sending timing signal in real time;Multiple direct-current charging post main bodys, each direct-current charging post main body include filling
Electrical control equipment, input terminal voltage detection device, output end voltage current detecting equipment, the first current rectifying and wave filtering circuit, insulated gate
Bipolar transistor IGBT bridge, high frequency transformer, the second current rectifying and wave filtering circuit, drive circuit, sample detecting circuit, sharing control
Circuit, thermal-shutdown circuit, input over-and under-voltage protection circuit, output overvoltage current foldback circuit and CAN communication interface;
First current rectifying and wave filtering circuit is connected with 380 volts of three-phase alternating current incoming lines, defeated for 380 volts of three-phase alternating currents to be converted into direct current
Enter voltage;IGBT bridges are connected respectively with the first current rectifying and wave filtering circuit and drive circuit, for the drive control letter in drive circuit
Under number, DC input voitage is converted to the AC-input voltage of pulsewidth modulation;High frequency transformer connects with IGBT bridgings, for pair
AC-input voltage carries out transformation isolation;Second current rectifying and wave filtering circuit is connected with high frequency transformer, after transformation is isolated
Voltage signal carries out rectifying and wave-filtering to obtain DC pulse signal again, and DC pulse signal is used to enter the battery pack of electric car
Row charging;Drive circuit is connected with DSP process chips, the IGBT bridge control signals sent for receiving DSP process chips, and base
Driving control signal is determined in IGBT bridge control signals;The output end and DSP of sample detecting circuit and the second current rectifying and wave filtering circuit
Process chip connects respectively, for carrying out signal sampling to DC pulse signal to obtain direct current sampled data;Sharing control electricity
Road is connected with DSP process chips, for the sharing control signal that is sent based on DSP process chips filling to the battery pack of electric car
Electric current carries out sharing control;Input terminal voltage detection device is arranged on 380 volts of three-phase alternating current incoming lines, with DSP processing
Chip connects, the input voltage of 380 volts of three-phase alternating currents for detecting 380 volts of three-phase alternating current incoming lines, and will input electricity
DSP process chips are given in pressure;Output end voltage current detecting equipment is connected with the output end of the second current rectifying and wave filtering circuit, is used for
The voltage and current of the DC pulse signal of the output of the second current rectifying and wave filtering circuit is detected, to be used as output voltage and output
Electric current is sent to DSP process chips;Charge control apparatus is connected with the first current rectifying and wave filtering circuit, whole for cutting off or recovering first
Reception of the filter circuit to 380 volts of three-phase alternating currents is flowed, to realize that the open and close to corresponding direct-current charging post main body operates;
DSP process chips, with timer, infrared ray sensing array, nitric oxide detector, carbonmonoxide detector and each is straight
Current charge stake main body connects respectively, when receiving automobile and passing through signal, automobile quantity from plus 1, pass through letter when receiving automobile
Number and when receiving the exceeded signal of nitric oxide and the exceeded signal of carbon monoxide, oils automobile quantity from plus 1, electric car quantity is
Automobile quantity subtracts oils automobile quantity, automobile quantity, oils automobile quantity and the daily automatic clear of electric car quantity, based on electricity
The percentage that motor-car quantity occupies automobile quantity determines the unlatching quantity of direct-current charging post main body in charging station, and electric car quantity accounts for
Percentage according to automobile quantity is bigger, and the unlatching quantity of direct-current charging post main body is more in charging station.
More specifically, in the DC charging station based on Self Adaptive Control:DSP process chips are based on direct current hits
According to determination sharing control signal.
More specifically, in the DC charging station based on Self Adaptive Control:DSP process chips are also electric with overheat protector
Road connects, for providing overheat protector operation for the battery pack of electric car.
More specifically, in the DC charging station based on Self Adaptive Control:DSP process chips are also owed with input overvoltage
Voltage protection circuit connects, for providing over-and under-voltage protection operation for 380 volts of three-phase alternating current incoming lines.
More specifically, in the DC charging station based on Self Adaptive Control:DSP process chips also with output overvoltage mistake
Protection circuit connection is flowed, for providing over-voltage over-current protection operation for the output end of the second current rectifying and wave filtering circuit.
Brief description of the drawings
Embodiment of the present invention is described below with reference to accompanying drawing, wherein:
Fig. 1 is the block diagram at the DC charging station based on Self Adaptive Control according to embodiment of the present invention.
Reference:1DSP process chips;2 direct-current charging post main bodys.
Embodiment
The embodiment at the DC charging station based on Self Adaptive Control of the present invention is carried out in detail below with reference to accompanying drawings
Explanation.
Divided from the operation principle of motor, electric automobile can be divided into direct current drive automobile and a.c. electric car
Two types, the operation principle of each electric automobile is different, and correspondingly, the charging modes of charging pile also differ.
At present, direct current drive automobile occupies a certain proportion of market of electric automobile.Come for a DC charging station
Say that, to tackle the situation that direct current drive automobile bundle pushes away charging, at this moment, direct current fills, it is necessary to set one or more direct-current charging posts
The manager in power station will face a problem:How the opening of each direct-current charging post is controlled.If whole direct currents fill
The direct current drive automobile that electric stake is all turned on but nearby needed to charge is few, and many direct-current charging posts will be caused to be chronically at no electricity
The chargeable idle condition of electrical automobile, wastes certain electric power resource, if on the contrary, a small amount of direct-current charging post is opened but nearby needed
The direct current drive automobile to be charged is a lot, and many direct current drive automobiles will be caused to be lined up the situation of charging and occurred, reduce charging
Efficiency, bad usage experience is brought to user.
In addition, the structure of direct-current charging post of the prior art is not reasonable, function is more single, and operating efficiency is low,
The demand of increasingly fastidious direct current drive driver can not be met, it is necessary to be integrated to its internal hardware structure.
In order to overcome above-mentioned deficiency, the present invention has built a kind of DC charging station based on Self Adaptive Control, first, transformation
The structure of direct-current charging post of the prior art, optimize existing capability, improve operating efficiency;Secondly, inside DC charging station
Multiple car category detection devices and statistics equipment are integrated, are automatically controlled with occupying the percentage of total vehicle based on electric automobile
The quantity for the direct-current charging post opened inside DC charging station, so as to farthest make use of existing electric power resource.
Fig. 1 is the block diagram at the DC charging station based on Self Adaptive Control according to embodiment of the present invention,
The charging station includes DSP process chips and multiple direct-current charging post main bodys, DSP process chips and multiple direct-current charging post main bodys
Connect respectively, for the car type information based on neighbouring road, determine to need in multiple direct-current charging post main bodys to close straight
The quantity of current charge stake main body.
Then, continue to carry out further the concrete structure at the DC charging station based on Self Adaptive Control of the present invention
It is bright.
The charging station includes:Nitric oxide detector, it is arranged near infrared ray sensing array, for detecting infrared ray
Nitric oxide concentration near sensor array, and when nitric oxide concentration is more than or equal to the first concentration threshold, send an oxidation
The exceeded signal of nitrogen.
The charging station includes:Carbonmonoxide detector, it is arranged near infrared ray sensing array, for detecting infrared ray
Carbonomonoxide concentration near sensor array, and when carbonomonoxide concentration is more than or equal to the second concentration threshold, send an oxidation
The exceeded signal of carbon.
The charging station includes:Infrared ray sensing array, DC charging station site of road nearby is horizontally set on, by multiple
Infrared ray sensing unit forms, and determines near charging station whether is road according to the quantity of infrared ray sensing unit being triggered simultaneously
Exist running car by, when it is determined that exist running car by when send automobile by signal, wherein, infrared ray sensing array
Horizontal width be more than or equal to the length of most long automobile, multiple infrared ray sensing units is are uniformly distributed at equal intervals;Timer, use
In transmission timing signal in real time.
The charging station includes:Multiple direct-current charging post main bodys, each direct-current charging post main body are set including charge control
Standby, input terminal voltage detection device, output end voltage current detecting equipment, the first current rectifying and wave filtering circuit, insulated gate bipolar are brilliant
Body pipe IGBT bridges, high frequency transformer, the second current rectifying and wave filtering circuit, drive circuit, sample detecting circuit, equalizing control circuit, mistake
Warm protection circuit, input over-and under-voltage protection circuit, output overvoltage current foldback circuit and CAN communication interface.
First current rectifying and wave filtering circuit is connected with 380 volts of three-phase alternating current incoming lines, for 380 volts of three-phase alternating currents to be changed
For DC input voitage;IGBT bridges are connected respectively with the first current rectifying and wave filtering circuit and drive circuit, for the drive in drive circuit
Under dynamic control signal, DC input voitage is converted to the AC-input voltage of pulsewidth modulation;High frequency transformer and IGBT bridgings
Connect, for carrying out transformation isolation to AC-input voltage;Second current rectifying and wave filtering circuit is connected with high frequency transformer, for by transformation
Voltage signal after isolation carries out rectifying and wave-filtering to obtain DC pulse signal again, and DC pulse signal is used for electric car
Battery pack is charged.
Drive circuit is connected with DSP process chips, the IGBT bridge control signals sent for receiving DSP process chips, and
Driving control signal is determined based on IGBT bridge control signals;The output end of sample detecting circuit and the second current rectifying and wave filtering circuit and
DSP process chips connect respectively, for carrying out signal sampling to DC pulse signal to obtain direct current sampled data;Sharing control
Circuit is connected with DSP process chips, for the sharing control signal that is sent based on DSP process chips to the battery pack of electric car
Charging current carries out sharing control;Input terminal voltage detection device is arranged on 380 volts of three-phase alternating current incoming lines, at DSP
Chip connection is managed, the input voltage of 380 volts of three-phase alternating currents for detecting 380 volts of three-phase alternating current incoming lines, and will input
Voltage is sent to DSP process chips.
Output end voltage current detecting equipment is connected with the output end of the second current rectifying and wave filtering circuit, for detecting the second rectification
The voltage and current of the DC pulse signal of the output of filter circuit, to be sent to as output voltage and output current
DSP process chips;Charge control apparatus is connected with the first current rectifying and wave filtering circuit, for cutting off or recovering the first current rectifying and wave filtering circuit
Reception to 380 volts of three-phase alternating currents, to realize that the open and close to corresponding direct-current charging post main body operates.
The charging station includes:DSP process chips, with timer, infrared ray sensing array, nitric oxide detector, one
Carbonmonoxide detector and each direct-current charging post main body connect respectively, when receiving automobile and passing through signal, automobile quantity
From adding 1, when receiving automobile by signal and receiving the exceeded signal of nitric oxide and the exceeded signal of carbon monoxide, oils vapour
Car quantity from plus 1, electric car quantity is that automobile quantity subtracts oils automobile quantity, automobile quantity, oils automobile quantity and electronic
The daily automatic clear of car quantity, the percentage that automobile quantity is occupied based on electric car quantity determine direct-current charging post master in charging station
The unlatching quantity of body, the percentage that electric car quantity occupies automobile quantity is bigger, the unlatching of direct-current charging post main body in charging station
Quantity is more.
Alternatively, in the DC charging station based on Self Adaptive Control:DSP process chips are based on direct current sampled data
Determine sharing control signal;DSP process chips are also connected with thermal-shutdown circuit, for providing excess temperature for the battery pack of electric car
Protection operation;DSP process chips are also connected with input over-and under-voltage protection circuit, for for 380 volts of three-phase alternating current incoming lines
Over-and under-voltage protection operation is provided;And DSP process chips can also be connected with output overvoltage current foldback circuit, for for
The output end of two current rectifying and wave filtering circuits provides over-voltage over-current protection operation.
It is a kind of particularly suitable for carrying out Digital Signal Processing computing in addition, dsp chip, also referred to as digital signal processor
Microprocessor, its mainly application be to realize various digital signal processing algorithms real-time.
According to the requirement of Digital Signal Processing, dsp chip typically has following main feature:(1) in an instruction cycle
It is interior to complete a multiplication and a sub-addition;(2) program and data space is separated, can simultaneously access instruction and data;(3) piece
It is interior that there is quick RAM, it can generally be accessed simultaneously in two pieces by independent data/address bus;(4) there is low overhead or without expense
The hardware supported for circulating and redirecting;(5) quickly interrupt processing and Hardware I/O are supported;(6) it is more with being operated within the monocycle
Individual hardware address generator;(7) multiple operations can be performed parallel;(8) pile line operation is supported, makes fetching, decoding and execution
Can be with Overlapped Execution Deng operation.
, can not be in DC charging station for prior art using the DC charging station based on Self Adaptive Control of the present invention
Portion's direct-current charging post quantity automatically turn on the technical problem of control, by introducing multiple car category detection devices and statistics
Computing device, it is determined that nearby electric automobile occupies the percentage of total vehicle on road, using above-mentioned percentage as charging station certainly
The foundation of charging pile quantity is opened in dynamic control, so as to avoid the waste unnecessary of electric power resource, meanwhile, by DC charging
The structure of each direct-current charging post optimizes in standing, and its charge efficiency is improved, so as to solve above-mentioned technical problem.
It is understood that although the present invention is disclosed as above with preferred embodiment, but above-described embodiment and it is not used to
Limit the present invention.For any those skilled in the art, without departing from the scope of the technical proposal of the invention,
Many possible changes and modifications are all made to technical solution of the present invention using the technology contents of the disclosure above, or are revised as
With the equivalent embodiment of change.Therefore, every content without departing from technical solution of the present invention, the technical spirit pair according to the present invention
Any simple modifications, equivalents, and modifications made for any of the above embodiments, still fall within the scope of technical solution of the present invention protection
It is interior.
Claims (4)
1. a kind of method of work at the DC charging station based on Self Adaptive Control, the charging station includes DSP process chips and more
Individual direct-current charging post main body, described method of work include:DSP process chips are connected respectively with multiple direct-current charging post main bodys,
For the car type information based on neighbouring road, determine to need the direct-current charging post master closed in multiple direct-current charging post main bodys
The quantity of body.
2. method of work as claimed in claim 1, it is characterised in that the charging station includes:
Nitric oxide detector, it is arranged near infrared ray sensing array, for detecting the oxygen near infrared ray sensing array
Change nitrogen concentration, and when nitric oxide concentration is more than or equal to the first concentration threshold, send the exceeded signal of nitric oxide;
Carbonmonoxide detector, it is arranged near infrared ray sensing array, for detecting the oxygen near infrared ray sensing array
Change concentration of carbon, and when carbonomonoxide concentration is more than or equal to the second concentration threshold, send the exceeded signal of carbon monoxide;
Infrared ray sensing array, DC charging station site of road nearby is horizontally set on, is made up of multiple infrared ray sensing units,
The quantity of infrared ray sensing unit according to being triggered simultaneously determine near charging station road with the presence or absence of running car by, when
It is determined that exist running car by when send automobile by signal, wherein, the horizontal width of infrared ray sensing array is more than or equal to
The length of most long automobile, multiple infrared ray sensing units are to be uniformly distributed at equal intervals;
Timer, for sending timing signal in real time;
Multiple direct-current charging post main bodys, each direct-current charging post main body includes charge control apparatus, input terminal voltage detection is set
Standby, output end voltage current detecting equipment, the first current rectifying and wave filtering circuit, insulated gate bipolar transistor IGBT bridge, high frequency transformation
Device, the second current rectifying and wave filtering circuit, drive circuit, sample detecting circuit, equalizing control circuit, thermal-shutdown circuit, input overvoltage
Under-voltage protecting circuit, output overvoltage current foldback circuit and CAN communication interface;
First current rectifying and wave filtering circuit is connected with 380 volts of three-phase alternating current incoming lines, for 380 volts of three-phase alternating currents to be converted to directly
Flow input voltage;
IGBT bridges are connected respectively with the first current rectifying and wave filtering circuit and drive circuit, for the driving control signal in drive circuit
Under, DC input voitage is converted to the AC-input voltage of pulsewidth modulation;
High frequency transformer connects with IGBT bridgings, for carrying out transformation isolation to AC-input voltage;
Second current rectifying and wave filtering circuit is connected with high frequency transformer, and rectification filter is carried out again for the voltage signal after transformation is isolated
To obtain DC pulse signal, DC pulse signal is used to charge to the battery pack of electric car ripple;
Drive circuit is connected with DSP process chips, the IGBT bridge control signals sent for receiving DSP process chips, and is based on
IGBT bridge control signals determine driving control signal;
Sample detecting circuit is connected respectively with the output end and DSP process chips of the second current rectifying and wave filtering circuit, for direct current arteries and veins
Rush signal and carry out signal sampling to obtain direct current sampled data;
Equalizing control circuit is connected with DSP process chips, for the sharing control signal that is sent based on DSP process chips to electronic
The charging current of the battery pack of car carries out sharing control;
Input terminal voltage detection device is arranged on 380 volts of three-phase alternating current incoming lines, is connected with DSP process chips, for examining
The input voltage of 380 volts of three-phase alternating currents of 380 volts of three-phase alternating current incoming lines is surveyed, and input voltage is sent to DSP processing
Chip;
Output end voltage current detecting equipment is connected with the output end of the second current rectifying and wave filtering circuit, for detecting the second rectifying and wave-filtering
The voltage and current of the DC pulse signal of the output of circuit, to be sent to as output voltage and output current at DSP
Manage chip;
Charge control apparatus is connected with the first current rectifying and wave filtering circuit, for cutting off or recovering the first current rectifying and wave filtering circuit to 380 volts
The reception of three-phase alternating current, to realize that the open and close to corresponding direct-current charging post main body operates;
DSP process chips, with timer, infrared ray sensing array, nitric oxide detector, carbonmonoxide detector and each
Individual direct-current charging post main body connects respectively, when receiving automobile and passing through signal, automobile quantity from plus 1, lead to when receiving automobile
When crossing signal and receiving the exceeded signal of nitric oxide and the exceeded signal of carbon monoxide, oils automobile quantity from plus 1, electric car number
Measure and subtract oils automobile quantity, automobile quantity, oils automobile quantity and the daily automatic clear of electric car quantity, base for automobile quantity
The percentage that automobile quantity is occupied in electric car quantity determines the unlatching quantity of direct-current charging post main body in charging station, electric car number
The percentage that amount occupies automobile quantity is bigger, and the unlatching quantity of direct-current charging post main body is more in charging station.
3. method of work as claimed in claim 2, it is characterised in that:
DSP process chips determine sharing control signal based on direct current sampled data.
4. method of work as claimed in claim 2, it is characterised in that:
DSP process chips are also connected with output overvoltage current foldback circuit, for being carried for the output end of the second current rectifying and wave filtering circuit
Operated for over-voltage over-current protection.
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CN201711106449.6A CN107819343A (en) | 2016-02-04 | 2016-02-04 | DC charging station and its method of work used for electric vehicle based on Self Adaptive Control |
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CN201610080906.8A CN105529783B (en) | 2016-02-04 | 2016-02-04 | DC charging station based on Self Adaptive Control |
CN201711106449.6A CN107819343A (en) | 2016-02-04 | 2016-02-04 | DC charging station and its method of work used for electric vehicle based on Self Adaptive Control |
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CN201711106449.6A Withdrawn CN107819343A (en) | 2016-02-04 | 2016-02-04 | DC charging station and its method of work used for electric vehicle based on Self Adaptive Control |
CN201610080906.8A Active CN105529783B (en) | 2016-02-04 | 2016-02-04 | DC charging station based on Self Adaptive Control |
CN201711107378.1A Pending CN107800169A (en) | 2016-02-04 | 2016-02-04 | DC charging station used for electric vehicle based on Self Adaptive Control |
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CN201711107378.1A Pending CN107800169A (en) | 2016-02-04 | 2016-02-04 | DC charging station used for electric vehicle based on Self Adaptive Control |
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CN117445736B (en) * | 2023-12-25 | 2024-03-22 | 湖南湘电绿能智控有限公司 | Intelligent monitoring system of regional direct current car fills electric pile |
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CN103155343A (en) * | 2010-11-16 | 2013-06-12 | 本田技研工业株式会社 | System and method for updating charge station information |
JP2012244785A (en) * | 2011-05-19 | 2012-12-10 | Fuji Electric Co Ltd | Electric automobile charging system |
CN103295074A (en) * | 2012-02-23 | 2013-09-11 | 国际商业机器公司 | Method and system of electric vehicle (ev) charging infrastructure with charging stations optimumally sited |
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CN105529783A (en) | 2016-04-27 |
CN105529783B (en) | 2017-12-08 |
CN107800169A (en) | 2018-03-13 |
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