CN105389627B - A kind of electric car charging and conversion electric facility performance evaluation optimization system and method - Google Patents
A kind of electric car charging and conversion electric facility performance evaluation optimization system and method Download PDFInfo
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Abstract
The present invention relates to a kind of electric car charging and conversion electric facility performance evaluation optimization systems, comprising: each charging and conversion electric facility for being loaded into charging and conversion electric facility, and is included into electric car and changes electric network, electric automobile charging station or electric vehicle alternating-current charging pile by logical server;Data acquisition device is connect with logical server, changes electric network data, electric automobile charging station data and electric vehicle alternating-current charging pile data for acquiring electric car according to division result;Calculation server is connect with data acquisition device, the data for being acquired according to data acquisition device, calculates the input-output ratio that electric car changes electric network, electric automobile charging station and electric vehicle alternating-current charging pile;Service server is connect with calculation server, for assessing the benefit that electric car changes electric network, electric automobile charging station and electric vehicle alternating-current charging pile according to input-output ratio, and optimizes the configuration of charging and conversion electric facility according to assessment result.Compared with prior art, the present invention has many advantages, such as that assessment is accurate.
Description
Technical field
The present invention relates to electric car charging and conversion electric facility systems, more particularly, to a kind of electric car charging and conversion electric facility benefit
Evaluation optimal sysytem and method.
Background technique
The world is the consumption for reducing petroleum resources, the pollution for reducing environment, just seeks effective method in all its bearings.Its
In, conventional fuel oil automobile is as the big problem for causing petroleum resource consumption and environmental pollution, just constantly by new cleaning fuel
The impact of automobile.Electric car replacing oil by electricity can be realized " zero-emission " and " low noise ", be to solve energy and environmental problem
Important means.The energy supply support Unit that charging and conversion electric facility is run as electric car is the important support system of electric car
System.Guarantee that a wide range of popularization of the electric car to the whole society, turning into for electric car charging and conversion electric facility restrict electronic vapour
The key link of vehicle industry development determines the popularization and generalization of electric car.Therefore, electric car charging and conversion electric facility
Building has important influence for the development of electric car.Wherein, in the construction of electric car charging and conversion electric facility, electronic vapour
The economic problems of vehicle charging and conversion electric facility especially cause the concern of society.Nowadays, at home and abroad in existing research, rarely have about
Electric car charging and conversion electric facility economic benefit is comprehensively studied relatively.However, the operation of enterprise is different from shouting slogans, needing can
Lasting profit can maintain, for electric car charging and conversion electric facility build and addressing undoubtedly largely affects
Where the core competitiveness of profit and this Ye Huishi power transmission and distribution enterprise, therefore, economic effect is carried out to electric car charging and conversion electric facility
Benefit analysis with research be very it is necessary to.
However at present there has been no unified performance evaluation method, each power transmission and distribution enterprise is often complete not to the utmost when assessing benefit
Face, while in evaluation process also in such a way that engineering staff manually calculates, the process assessment efficiency of automation cannot be formed
Lowly.
Summary of the invention
It is changed it is an object of the present invention to overcome the above-mentioned drawbacks of the prior art and provide a kind of electric car fills
Electric facility performance evaluation optimization system and method.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of electric car charging and conversion electric facility performance evaluation optimization system, comprising:
Each charging and conversion electric facility for being loaded into charging and conversion electric facility, and is included into electric car and changes electric network, electricity by logical server
Electrical automobile charging station or electric vehicle alternating-current charging pile;
Data acquisition device is connect with logical server, changes electric network number for acquiring electric car according to division result
According to, electric automobile charging station data and electric vehicle alternating-current charging pile data;
Calculation server is connect with data acquisition device, the data for being acquired according to data acquisition device, is calculated electronic
Automobile changes the input-output ratio of electric network, electric automobile charging station and electric vehicle alternating-current charging pile;
Service server is connect with calculation server, changes electric network, electricity for assessing electric car according to input-output ratio
The benefit of electrical automobile charging station and electric vehicle alternating-current charging pile, and according to the configuration of assessment result optimization charging and conversion electric facility.
It includes: vehicle total kilometres, mileage charging rate, battery purchase subdization that the electric car, which changes electric network data,
Price subsidizes number of batteries, changes the gross investment of electric network facility, distribution system gross investment, battery residual value, battery acquisition cost, net
Power purchase valence, vehicle continual mileage, battery purchase quantity, single set battery price, change electric network O&M cost;
The electric automobile charging station data include: that charging station charging rate, service vehicle quantity, on-vehicle battery effectively fill
Electricity, the investment of electric automobile charging station Facilities Construction, distribution system investment, online shopping electricity price, electric automobile charging station operation and maintenance
Cost, electric automobile charging station construction investment;
The electric vehicle alternating-current charging pile data include: that charging pile charging rate, service vehicle quantity, on-vehicle battery have
Imitate charge volume, the investment of electric vehicle alternating-current charging pile Facilities Construction, distribution system investment, electric automobile charging station construction investment,
Online shopping electricity price, electric vehicle alternating-current charging pile operation expense.
The calculation server includes:
First computing module calculates the investment production that electric car changes electric network for changing electric network data according to electric car
Compare out;
Second computing module, for calculating the input and output of electric automobile charging station according to electric automobile charging station data
Than;
Third computing module, for calculating the throwing of electric vehicle alternating-current charging pile according to electric vehicle alternating-current charging pile data
Enter output ratio.
A kind of performance evaluation optimization method of electric car charging and conversion electric facility performance evaluation optimization system, which is characterized in that
Comprising steps of
S1: it is loaded into charging and conversion electric facility, and is included into each charging and conversion electric facility according to the characteristics of electric car electric energy arbitrary way
Electric car changes electric network, electric automobile charging station or electric vehicle alternating-current charging pile
S2: electric car is acquired according to division result and changes electric network data, electric automobile charging station data and electric car
Alternating-current charging pile data;
S3: the input and output that electric car changes electric network, electric automobile charging station and electric vehicle alternating-current charging pile are calculated
Than;
S4: electric network, electric automobile charging station and Electric Vehicle's Alternating are changed according to input-output ratio assessment electric car and filled
The benefit of electric stake, and according to the configuration of assessment result optimization charging and conversion electric facility.
The step S3 specifically includes step:
S31: electric network data are changed according to electric car and calculate the input-output ratio that electric car changes electric network:
Wherein: γ1The input-output ratio of electric network, l are changed for electric car1For vehicle total kilometres, m1For mileage charging
Price, m2For battery purchase subdization price, n1To subsidize number of batteries,To change electric network facility gross investment,Power distribution system
System investment,For battery residual value, m4For online shopping electricity price, l4For vehicle continual mileage, v1For battery capacity, n2Number is purchased for battery
Amount, m5Battery price is covered to be single,To change electric network O&M cost;
S32: the input-output ratio of electric automobile charging station is calculated according to electric automobile charging station data:
Wherein: γ2For the input-output ratio of electric automobile charging station, m6For charging station charging rate, n3For service vehicle number
Amount, v2For the effective charge volume of on-vehicle battery,For charging station facility gross investment,It is invested for distribution system,For electronic vapour
Vehicle charging station construction investment,For electric automobile charging station operation expense;
S33: the input-output ratio of electric vehicle alternating-current charging pile is calculated according to electric vehicle alternating-current charging pile data:
Wherein: γ3For the input-output ratio of electric vehicle alternating-current charging pile, m7For charging pile charging rate,For exchange
Charging pile facility gross investment,It is invested for distribution system,For electric vehicle alternating-current charging pile construction investment,For electronic vapour
Vehicle alternating-current charging pile operation expense.
Battery residual value in the step S3 specifically:
Or
Wherein: l2Remaining battery services mileage, l3Mileage, m are serviced for battery design3For battery acquisition cost, t1For battery
Residual service time, t2For battery design service time.
Compared with prior art, the invention has the following advantages that
1) charging and conversion electric facility is divided into three classes, and acquires all kinds of input-output ratio of all correlation data calculations,
It, can be intuitively clear using the economic benefit of the input-output ratio reflection electric car charging and conversion electric facility of electric car charging and conversion electric facility
See to Chu the economic benefit of each link of electric car charging and conversion electric facility, it is seen that the deficiency of the economic level of links, to its into
Row has the improvement being directed to, this has great importance to the construction of electric car charging and conversion electric facility, the universal of electric car, and
There is important facilitation to the improvement of environment.
2) data of the calculating process based on acquisition, and data are comprehensive, and assessment is accurate.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of present system;
Fig. 2 is the key step flow chart of the method for the present invention;
Wherein: 1, logical server, 2, data acquisition device, 3, calculation server, 4, service server.
Specific embodiment
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.The present embodiment is with technical solution of the present invention
Premised on implemented, the detailed implementation method and specific operation process are given, but protection scope of the present invention is not limited to
Following embodiments.
A kind of electric car charging and conversion electric facility performance evaluation optimization system, as shown in Figure 1, comprising:
Logical server 1, for being loaded into charging and conversion electric facility, and by each charging and conversion electric facility be included into electric car change electric network,
Electric automobile charging station or electric vehicle alternating-current charging pile;
Data acquisition device 2 is connect with logical server 1, changes electric network for acquiring electric car according to division result
Data, electric automobile charging station data and electric vehicle alternating-current charging pile data;
Calculation server 3 is connect with data acquisition device 2, the data for being acquired according to data acquisition device 2, is calculated
Electric car changes the input-output ratio of electric network, electric automobile charging station and electric vehicle alternating-current charging pile;
Service server 4 is connect with calculation server 3, for according to input-output ratio assess electric car change electric network,
The benefit of electric automobile charging station and electric vehicle alternating-current charging pile, and according to the configuration of assessment result optimization charging and conversion electric facility.
It includes: vehicle total kilometres, mileage charging rate, battery purchase subdization valence that electric car, which changes electric network data,
Lattice subsidize number of batteries, change the gross investment of electric network facility, distribution system gross investment, battery residual value, battery acquisition cost, online shopping
Electricity price, vehicle continual mileage, battery purchase quantity, single set battery price, charge capacity, change electric network O&M cost;
Electric automobile charging station data include: that charging station charging rate, service vehicle quantity, on-vehicle battery effectively charge
Amount, the investment of electric automobile charging station Facilities Construction, distribution system investment, online shopping electricity price, charge capacity, electric automobile charging station fortune
Row maintenance cost, electric automobile charging station construction investment;
Electric vehicle alternating-current charging pile data include: that charging pile charging rate, service vehicle quantity, on-vehicle battery effectively fill
Electricity, the investment of electric vehicle alternating-current charging pile Facilities Construction, distribution system investment, electric automobile charging station construction investment, online shopping
Electricity price, electric vehicle alternating-current charging pile operation expense.
Calculation server 3 includes:
First computing module calculates the investment production that electric car changes electric network for changing electric network data according to electric car
Compare out;
Second computing module, for calculating the input and output of electric automobile charging station according to electric automobile charging station data
Than;
Third computing module, for calculating the throwing of electric vehicle alternating-current charging pile according to electric vehicle alternating-current charging pile data
Enter output ratio.
The performance evaluation optimization method of above-mentioned electric car charging and conversion electric facility performance evaluation optimization system, as shown in Fig. 2, packet
Include step:
S1: it is loaded into charging and conversion electric facility, and is included into each charging and conversion electric facility according to the characteristics of electric car electric energy arbitrary way
Electric car changes electric network, electric automobile charging station or electric vehicle alternating-current charging pile;
S2: electric car is acquired according to division result and changes electric network data, electric automobile charging station data and electric car
Alternating-current charging pile data;
S3: the input and output that electric car changes electric network, electric automobile charging station and electric vehicle alternating-current charging pile are calculated
Than specifically including step:
S31: electric network data are changed according to electric car and calculate the input-output ratio that electric car changes electric network:
Specific calculating process is as follows:
A electric car changes the Modeling Calculation of electric network total revenue, comprising:
Modeling Calculation is taken in mileage charging: realizing that mileage charging is taken in using vehicle total kilometres and mileage charging rate
It calculates;
Wherein:For mileage charging income, l1For vehicle total kilometres, m1For mileage charging rate,
Battery purchase subdization Modeling Calculation: electricity is realized using battery purchase subdization price and battery purchase subdization number of batteries
Pond purchase subdization calculates;
Wherein:For battery purchase subdization, m2For battery purchase subdization price, n1To subsidize number of batteries.
It changes electric network facility residual value Modeling Calculation: changing the gross investment of electric network facility and distribution system using electric car and always throw
Money, which is realized, changes the calculating of electric network facility residual value;
Wherein:To change electric network facility residual value,To change electric network facility gross investment,Distribution system investment.
Battery residual value Modeling Calculation: remaining battery service mileage and battery design service mileage or remaining battery service are utilized
Time and battery design service time realize that battery residual value calculates;
Wherein:For battery residual value, l2Remaining battery services mileage, l3Mileage, m are serviced for battery design3For battery purchase
It is set to this,
Or
Wherein:For battery residual value, t1For remaining battery service time, t2For battery design service time, m3For battery
Acquisition cost.
Electric car changes electric network total revenue Modeling Calculation: being taken in using mileage charging, battery purchase subdization changes electric network
Facility residual value, battery residual value realize the calculating of total revenue.
B electric car changes the Modeling Calculation of electric network gross investment, comprising:
Electric car changes the investment of electric network Facilities ConstructionAsIt is directly acquired by the data taken.
Charge grid electricity fee cost Modeling Calculation: utilizing battery acquisition cost, online shopping electricity price, vehicle continual mileage and battery capacity
Realize that charging grid electricity fee cost calculates;
Wherein:For the grid electricity fee cost that charges, l1For vehicle total kilometres, m4For online shopping electricity price, l4For in vehicle driving
Journey, v1For battery capacity,
Battery acquisition cost Modeling Calculation: quantity is purchased using battery and single set battery price realizes battery acquisition cost meter
It calculates;
Wherein:For battery acquisition cost, n2Quantity, m are purchased for battery5Battery price is covered to be single.
Electric car changes electric network facility operation maintenance costIt is directly acquired by the data taken;
Electric car changes electric network gross investment:
C. electric car changes electric network input-output ratio:
Wherein: γ1The input-output ratio of electric network is changed for electric car.
S32: the input-output ratio of electric automobile charging station is calculated according to electric automobile charging station data:
Specific calculating process is as follows:
A electric automobile charging station total revenue Modeling Calculation, comprising:
(1) electricity volume sold takes in Modeling Calculation: utilizing charging rate, service vehicle quantity and the effective charge volume of on-vehicle battery
Realize that electricity volume sold income calculates;
Wherein:For electricity volume sold income, m6For charging station charging rate, n3For service vehicle quantity, v2For vehicle mounted electric
The effective charge volume in pond,
Charging station facility residual value Modeling Calculation: it is invested using the investment of electric automobile charging station Facilities Construction and distribution system real
Existing charging station facility residual value calculates;
Wherein:For charging station facility residual value,For charging station facility gross investment,For distribution system investment.
Electric automobile charging station total revenue Modeling Calculation: total receive is realized using electricity volume sold income and charging station facility residual value
Benefit calculates.
Wherein: EuFor charging station total revenue,For electricity volume sold income and,For charging station facility residual value.
B electric automobile charging station gross investment Modeling Calculation, comprising:
Electric automobile charging station construction investmentIt can be directly acquired by the data of acquisition;
Electric automobile charging station operation expenseIt can be directly acquired by the data of acquisition;
Charging cost Modeling Calculation: realize that charging cost calculates using charge capacity and online shopping electricity price;
Wherein:For charging cost, n3For service vehicle quantity, v2For the effective charge volume of on-vehicle battery, m4For online shopping electricity
Valence.
Electric automobile charging station gross investment Modeling Calculation: charging cost, charging station construction investment and charging station operation are utilized
Maintenance cost realizes that gross investment calculates;
Wherein: CuFor charging station gross investment,For charging station construction investment,For charging station operation expense,
For charging cost.
Electric automobile charging station input-output ratio Modeling Calculation in c: real using charging station total revenue and charging station gross investment
Existing charging station input-output ratio calculates;
Wherein: γ2For the input-output ratio of electric automobile charging station.
S33: the input-output ratio of electric vehicle alternating-current charging pile is calculated according to electric vehicle alternating-current charging pile data:
A electric vehicle alternating-current charging pile total revenue Modeling Calculation, comprising:
Electricity volume sold takes in Modeling Calculation: real using charging rate, service vehicle quantity and the effective charge volume of on-vehicle battery
Cash sale electricity sales amount income calculates;
Wherein:For electricity volume sold income, n3For service vehicle quantity, v2For the effective charge volume of on-vehicle battery, m7For charging
Stake charging rate.
Alternating-current charging pile facility residual value Modeling Calculation: the investment of electric vehicle alternating-current charging pile Facilities Construction and power distribution system are utilized
System investment realizes that alternating-current charging pile facility residual value calculates.
Wherein:For alternating-current charging pile facility residual value,For alternating-current charging pile facility gross investment,For distribution system throwing
Money.
Electric vehicle alternating-current charging pile total revenue Modeling Calculation: electricity volume sold income and alternating-current charging pile facility residual value are utilized
Realize that total revenue calculates.
Wherein: EiFor alternating-current charging pile total revenue.
B. the calculating of electric vehicle alternating-current charging pile gross investment, comprising:
Electric vehicle alternating-current charging pile construction investmentIt can be directly acquired by the data of acquisition;
Electric vehicle alternating-current charging pile operation expenseIt can be directly acquired by the data of acquisition;
Charging cost Modeling Calculation: realize that charging cost calculates using charge capacity and online shopping electricity price;
Wherein:For charging cost, n3For service vehicle quantity, v2For the effective charge volume of on-vehicle battery, m4For online shopping electricity
Valence.
Electric vehicle alternating-current charging pile gross investment Modeling Calculation: charging cost, alternating-current charging pile construction investment, exchange are utilized
The calculating of charging pile operation expense realization gross investment;
Wherein: CiFor alternating-current charging pile gross investment.
Electric vehicle alternating-current charging pile input-output ratio Modeling Calculation in c is filled using alternating-current charging pile total revenue with exchanging
Electric stake gross investment realizes that alternating-current charging pile input-output ratio calculates;
Wherein: γ3For the input-output ratio of electric vehicle alternating-current charging pile.
S4: electric network, electric automobile charging station and Electric Vehicle's Alternating are changed according to input-output ratio assessment electric car and filled
The benefit of electric stake, and according to the configuration of assessment result optimization charging and conversion electric facility.
Below with reference to concrete case, the present invention is described further:
1. electric car changes electric network economic benefit calculation:
Electric network is changed for Zhejiang area service taxi:
1) it changes electric network facility economic life period: considering by 10 years.
2) fixed investment: 89,300,000 yuan total, wherein distribution system investment is 11,620,000 yuan.
3) O&M cost: 29,600,000 yuan.
4) subsidy standard: 3000 yuan/kilowatt hour, 60,000 yuan/of highest.
5) fixed investment residual value: 620.8 ten thousand yuan.
6) input-output ratio: 1. mileage charging unit price is calculated by 0.5 yuan/kilometer that current somewhere executes.2. online shopping is electric
Valence is calculated by 0.395 yuan/kilowatt hour (power supply enterprise's power purchase average price).3. residual value income=fixation puts into residual value+battery residual value.
7) design service ability: the electrical changing station of Zhejiang area 6 changes electrician position for totally 14, and it is 1300 that electric service ability is changed in design
Vehicle times/day, Nian Huan electricity service ability are 474500 train numbers.
8) current battery technology and effective continual mileage: 1. each car averagely travels 88 kilometers and carries out changing electricity.2. the battery longevity
Life is pressed 5 years or 100,000 kilometers.
9) each taxi Nian Huan electricity number: 909 times/year, change electric number daily: 2.49 times/day, taxi travels per year
80000 kilometers.
10) vehicle scale: reaching design service ability, 100 vehicles of First Year according to 3 years, and second year reaches 300 vehicles,
Reach design 522 vehicles of service ability third year.
11) battery matches: 1.87.
12) battery purchases quantity: 4095 sets.
13) battery residual value: 2605.2 ten thousand yuan.
Wherein, vehicle total kilometres are 366,080,000 kilometers, and mileage charging is 0.5 yuan/kilometer, and charging and conversion electric facility is always thrown
Entering is 89,300,000 yuan, and distribution system investment is 11,620,000 yuan, and online shopping electricity price is 0.395 yuan/kilowatt hour, and battery capacity is each car
20 kilowatt hours, vehicle, which is completely full of, is laid flat 110 kilometers of equal continual mileage, and battery purchases 4095 sets of number, and 60,000 yuan of unit price/set, battery is mended
It pastes 2 years and calculates.
Mileage charging income is calculated to obtain according to formula (1):
Wan Yuan;
Wherein, total kilometres are 366,080,000 kilometers, and mileage charging is 0.5 yuan/kilometer.
Battery purchase subdization is calculated to obtain according to formula (2):
Wan Yuan;
Wherein, First Year configures 187 pieces of battery number, and second year configures 374 pieces of battery number, 60,000/block of subsidized price.
Calculate to change electric network facility residual value according to formula (3):
Wan Yuan;
Wherein, 89,300,000 yuan of electric network facility gross investment, 11,620,000 yuan of distribution system gross investment are changed.
Battery residual value is calculated to obtain according to formula (4):
Wan Yuan;
Wherein, 100 vehicles of First Year, remaining battery service 13,500,000 kilometers of mileage number, battery design mileage number 93,500,000
Kilometer, 56,100,000 yuan of battery acquisition cost, Wan Yuan;200 vehicles of second year, battery are surplus
Remaining 5,600,000 kilometers of service mileage number, 149,600,000 kilometers of battery design mileage number, 89,600,000 yuan of battery acquisition cost, Wan Yuan;Third year 222 vehicles, remaining battery service 24,320,000 kilometers of mileage number, battery
166,400,000 kilometers of mileage number of design, 99,840,000 yuan of battery acquisition cost,Wan Yuan;
Total revenue is calculated to obtain according to formula (6):
Ev=24,896 ten thousand yuan.
The investment of electric network Facilities Construction must be changed according to data:
Wan Yuan;
It must be charged grid electricity fee cost according to formula (7):
Wan Yuan;
Wherein, vehicle total kilometres are 366,080,000 kilometers, and online shopping electricity price is 0.395 yuan/kilowatt hour, and battery capacity is every
20 kilowatt hours, vehicle continue each 1,100,000 kilometers of mileage travelled.
Battery acquisition cost is obtained according to formula (8):
Wan Yuan;
Wherein, it is 4095 sets that battery, which purchases quantity, single to cover 60,000 yuan of battery price/set.
Electric network facility operation maintenance cost must be changed according to data:
Wan Yuan;
Gross investment is obtained according to formula (9):
Cv=39,089 ten thousand yuan.
Input-output ratio is obtained according to formula (10):
γ1=24896/39089=0.64;
Wherein, changing electric network total revenue is 248,960,000 yuan, changes 390,890,000 yuan of electric network gross investment.
2. electric automobile charging station economic benefit calculation:
The current main services full-sized bus of charging station, 71 charging station average levels that certain Corporation system has been built up into
Row Economic and Efficiency Analysis.
Wherein:
(1) electrically-charging equipment economic life period: considered by 10 years.
(2) fixed investment: 12,570,000 yuan total, wherein 482.76 ten thousand yuan of apparatus value, power distribution system equipment are worth
174.83 ten thousand yuan.
(3) O&M cost: 7,000,000 yuan.
(4) fixed investment residual value: 89.1 ten thousand yuan.
(5) Vehicular charging situation: main services full-sized bus at present, effective 176 kilowatt hour of charge volume of single-car single-time.
(6) design service ability and car operation situation: 1. average single number of stations 8.26, station reaches service vehicle rule
Mould, single-station day number of recharge cycles are 4 times.2. being the vehicle that actually puts into operation by the 1st year, reach 60% service ability within the 2nd year, the
Reach within 3 years design service ability to calculate.
(7) input-output ratio: electric energy tariff unit price is calculated by 0.945 yuan/kilowatt hour, and online shopping electricity price presses 0.395 yuan/kilowatt
When calculate.
(8) consider to reach design service ability in 3 years.
It is calculated according to formula (11)~(16):
Wan Yuan;Wan Yuan;Eu=1,873 ten thousand yuan;Wan Yuan;Ten thousand
Member;Wan Yuan;Cu=2702.66 ten thousand yuan.γ2=0.69.
3. electric vehicle alternating-current charging pile economic benefit calculation:
Alternating-current charging pile, main services private car, certain Corporation system build up 7031 alternating-current charging piles, reach design service
When ability, each alternating-current charging pile can service 1 vehicle for 1 day.
(1) electrically-charging equipment economic life period: considered by 10 years.
(2) fixed investment: 2.4 ten thousand yuan, distribution system investment is 00,000 yuan.
(3) O&M cost: 0.5 ten thousand yuan.
(4) fixed investment residual value: 0.12 ten thousand yuan.
(5) Vehicular charging situation: consider that main services vehicle is public vehicles (small passenger car), single-car single-time effectively fills
6 kilowatt hour of electricity.
(6) service ability and car operation situation are designed: by the 1st year without vehicle, the 2nd year average daily service 0.5 vehicle, the 3rd year
Reach design service ability, average daily 1 vehicle of service calculates.
(7) input-output ratio: electric energy tariff unit price presses 0.945 yuan/kilowatt hour, and online shopping electricity price presses 0.395 yuan/kilowatt hour.
(8) consider to reach design service ability in 3 years.
Electricity volume sold income is calculated to obtain according to formula (17):
Wan Yuan;
Wherein, First Year is without service;One alternating-current charging pile year service vehicle quantity of second year is 182.5, a vehicle
The effective charge volume of on-vehicle battery is 6 kilowatt hours, and charging rate is 0.945 yuan/kilowatt hour,Wan Yuan;After third year
One alternating-current charging pile year service vehicle quantity is 365, and an effective charge volume of vehicle on-vehicle battery is 6 kilowatt hours, charging valence
Lattice are 0.945 yuan/kilowatt hour,Wan Yuan.
Alternating-current charging pile residual value is calculated according to formula (18):
Wan Yuan;
Wherein, 2.4 ten thousand yuan of alternating-current charging pile facility gross investment, distribution system investment are 00,000 yuan.
Total revenue is calculated according to formula (19):
Ei=1.88 ten thousand yuan.
Alternating-current charging pile construction investment and alternating-current charging pile operation expense are obtained according to data:
Wan Yuan;
Wan Yuan;
Charging cost is calculated according to formula (20):
Wan Yuan;
Wherein, First Year is without service;One alternating-current charging pile year service vehicle quantity of second year is 182.5, a vehicle
The effective charge volume of on-vehicle battery is 6 kilowatt hours, and charging rate is 0.395 yuan/kilowatt hour,Wan Yuan;After third year
One alternating-current charging pile year service vehicle quantity is 365, and an effective charge volume of vehicle on-vehicle battery is 6 kilowatt hours, charging valence
Lattice are 0.395 yuan/kilowatt hour,Wan Yuan.
Gross investment is calculated to obtain according to formula (21):
Ci=3.64 ten thousand yuan.
Input-output ratio is calculated to obtain according to formula (22):
γ3=1.88/3.64=0.52;
Wherein, changing electric network total revenue is 1.88 ten thousand yuan, changes 3.64 ten thousand yuan of electric network gross investment.
1. electric car changes electric network assessment of economic benefit:
When main services taxi changes electric network input-output ratio:
According to calculating, obtain as shown by the data in table 1
Electric network input-output ratio (service taxi) is changed in 1 Zhejiang of table
Can be clearly seen that from table 1 Zhejiang area change electric network for taxi serviced when, links
Investment and income, utilize input-output ratio, it can be seen that when being serviced for taxi, input-output ratio passes through meter less than 1
Calculation can assess the economic benefit for changing electric network, find out the deficiency in link, carry out the improvement being directed to.
2. electric automobile charging station assessment of economic benefit:
According to calculating, data as shown in table 2 are obtained:
2 charging station input-output ratio of table
It can be seen that, because design service ability is insufficient, vehicle scale is small, economy is bad from table 2;Charging station is improved to set
Service ability is counted, it is the key that cost recovery that vehicle in use, which reaches certain scale,.The economy of charging station can be assessed by calculating
Benefit finds the deficiency in link, carries out the improvement being directed to.Therefore, same to invest lower intensive utilization soil, design service energy
Power increases by 1 times, reaches current advanced charging station level, up to 1.13, economy is obviously improved input-output ratio.
3. electric vehicle alternating-current charging pile assessment of economic benefit:
According to calculating, data as shown in table 3 are obtained:
3 alternating-current charging pile input-output ratio of table
It can be seen that, alternating-current charging pile service vehicle scale is too small at present, and economy is bad from table 3;It is advised with private car
Mould matching construction, improves utilization rate of equipment and installations, is the key point for improving alternating-current charging pile economy.It is filled by calculating to assess
The economic benefit in power station finds the deficiency in link, carries out the improvement being directed to.Therefore, every service 2 in alternating-current charging pile 1 day
Vehicle, up to 0.92, economy is obviously improved input-output ratio.
Claims (3)
1. a kind of electric car charging and conversion electric facility performance evaluation optimization system characterized by comprising
Each charging and conversion electric facility for being loaded into charging and conversion electric facility, and is included into electric car and changes electric network, electricity by logical server (1)
Electrical automobile charging station or electric vehicle alternating-current charging pile,
Data acquisition device (2) is connect with logical server (1), changes electric network for acquiring electric car according to division result
Data, electric automobile charging station data and electric vehicle alternating-current charging pile data,
Calculation server (3) is connect with data acquisition device (2), the data for being acquired according to data acquisition device (2), meter
The input-output ratio that electric car changes electric network, electric automobile charging station and electric vehicle alternating-current charging pile is calculated,
Service server (4) is connect with calculation server (3), for according to input-output ratio assess electric car change electric network,
The benefit of electric automobile charging station and electric vehicle alternating-current charging pile, and according to the configuration of assessment result optimization charging and conversion electric facility;
It includes: vehicle total kilometres, mileage charging rate, battery purchase subdization valence that the electric car, which changes electric network data,
Lattice subsidize number of batteries, change the gross investment of electric network facility, distribution system gross investment, battery residual value, battery acquisition cost, online shopping
Electricity price, vehicle continual mileage, battery purchase quantity, single set battery price, change electric network O&M cost,
The electric automobile charging station data include: that charging station charging rate, service vehicle quantity, on-vehicle battery effectively charge
Amount, the investment of electric automobile charging station Facilities Construction, distribution system investment, online shopping electricity price, electric automobile charging station operation and maintenance at
Originally, electric automobile charging station construction investment,
The electric vehicle alternating-current charging pile data include: that charging pile charging rate, service vehicle quantity, on-vehicle battery effectively fill
Electricity, the investment of electric vehicle alternating-current charging pile Facilities Construction, distribution system investment, electric automobile charging station construction investment, online shopping
Electricity price, electric vehicle alternating-current charging pile operation expense;
Its optimization process comprising steps of
S1: it is loaded into charging and conversion electric facility, and electronic according to each charging and conversion electric facility is included into the characteristics of electric car electric energy arbitrary way
Automobile changes electric network, electric automobile charging station or electric vehicle alternating-current charging pile,
S2: electric car is acquired according to division result and changes electric network data, electric automobile charging station data and Electric Vehicle's Alternating
Charging pile data,
S3: calculating the input-output ratio that electric car changes electric network, electric automobile charging station and electric vehicle alternating-current charging pile,
S4: electric car is assessed according to input-output ratio and changes electric network, electric automobile charging station and electric vehicle alternating-current charging pile
Benefit, and according to assessment result optimize charging and conversion electric facility configuration;
The step S3 specifically includes step:
S31: electric network data are changed according to electric car and calculate the input-output ratio that electric car changes electric network:
Wherein: γ1The input-output ratio of electric network, l are changed for electric car1For vehicle total kilometres, m1For mileage charging valence
Lattice, m2For battery purchase subdization price, n1To subsidize number of batteries,To change electric network facility gross investment,Distribution system is thrown
Money,For battery residual value, m4For online shopping electricity price, l4For vehicle continual mileage, v1For battery capacity, n2Quantity, m are purchased for battery5
Battery price is covered to be single,To change electric network O&M cost,
S32: the input-output ratio of electric automobile charging station is calculated according to electric automobile charging station data:
Wherein: γ2For the input-output ratio of electric automobile charging station, m6For charging station charging rate, n3For service vehicle quantity, v2
For the effective charge volume of on-vehicle battery,For charging station facility gross investment,It is invested for distribution system,For electric car charging
It stands construction investment,For electric automobile charging station operation expense,
S33: the input-output ratio of electric vehicle alternating-current charging pile is calculated according to electric vehicle alternating-current charging pile data:
Wherein: γ3For the input-output ratio of electric vehicle alternating-current charging pile, m7For charging pile charging rate,For AC charging
Stake facility gross investment,It is invested for distribution system,For electric vehicle alternating-current charging pile construction investment,For electric car friendship
Current charge stake operation expense.
2. a kind of electric car charging and conversion electric facility performance evaluation optimization system according to claim 1, which is characterized in that institute
Stating calculation server (3) includes:
First computing module calculates the input and output that electric car changes electric network for changing electric network data according to electric car
Than;
Second computing module, for calculating the input-output ratio of electric automobile charging station according to electric automobile charging station data;
Third computing module, the investment for calculating electric vehicle alternating-current charging pile according to electric vehicle alternating-current charging pile data produce
Compare out.
3. a kind of electric car charging and conversion electric facility performance evaluation optimization system according to claim 1, which is characterized in that institute
State battery residual value in step S3 specifically:
Or
Wherein: l2Remaining battery services mileage, l3Mileage, m are serviced for battery design3For battery acquisition cost, t1For remaining battery
Service time, t2For battery design service time.
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