CN106469911B - City electric energy supplies evaluation method - Google Patents
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- 238000005265 energy consumption Methods 0.000 claims description 18
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- 238000010977 unit operation Methods 0.000 claims description 14
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- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 9
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- 238000004140 cleaning Methods 0.000 claims description 7
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- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 238000010606 normalization Methods 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
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Abstract
A kind of city electric energy supply evaluation method, it is analyzed and evaluated from hair power supply cleannes and energy source interconnection two angles of degree, from local and nonlocal electrification structure cleannes, unit runs cleannes, extra-high voltage access, micro-capacitance sensor access, energy-storage system access, new energy access, indigenous energy displacement etc. evaluation electric energy, according to each index to the influence degree of electric energy supply situation, set different weights, carry out COMPREHENSIVE CALCULATING, it analyses and evaluates, to establish science to mark index system and evaluation criterion, to ensure the advance of electric energy level of supply evaluation method, it farthest excavates electric energy and supplies development space, development for electric energy supply provides strong theoretical foundation, the degree of the reflection city electric energy development of image comprehensively.
Description
Technical field
The present invention relates to a kind of city electric energy to supply evaluation method.
Background technique
Electric power is in new green industry revolution tide, is Ecological Civilization Construction as the most widely used at present energy
Important participant, even more reach basis and the key of target, attribute is from the single economic attribution of tradition to environment, economy
The complex attribute transition taken into account with social three.Government wishes under the premise of ensuring energy security, economizes on resources, reduces row
Put, Environment control, accomplish economic development and environmental protection coordinate altogether into；Electricity power enterprise wishes energy saving under the premise of unit safety
Consumption reduction, full hair online, accomplish the two-win of economic benefit and social benefit；Power grid enterprises wish to replace under the premise of the stabilization of power grids
For other energy and obtain more high profit；Consumer intentionally gets sufficient, cheap, cleaning, friendly power supply, is constantly promoted
Quality of the life.Electric power value is also expedited the emergence of out by the sufficient grey oriented value of tradition power supply to clean, efficiently and characterized by coordination
Electric energy the green value demand, green electric power supply is to enjoy popular confidence.
Still using large-scale Thermal generation unit as the Shanghai of main force's power supply point, efficiency of energy utilization is improved, changes energy knot
Structure, establish be with " greenization " leading theory development course, it has also become Shanghai Power Network construction theme.In recent years, Shanghai is supervised
She Wang power plant carries out boiler, dedusting, desulfurization and the environmental protection and energy saving of denitration device transformation, promotes non-renewable energy utilization efficiency, reduces
Pollutant discharge amount；Power grid implements green energy conservation scheduling, substitutes inefficient unit generation by efficient unit, 2014 annual accumulative
Energy conservation displacement 10.67 hundred million kilowatt hour of electricity, reduces about 1,060,000 tons of CO2 emission.In terms of changing energy resource structure, Shanghai benefit
The breakthrough of zero, in November, 2013, Fengxian Bay area are had been realized in " green electric power supply " of the productions of energy such as solar energy, wind energy
4 wind power generating set investments are incorporated into the power networks.The end of this year, Chongming wind power plant total installation of generating capacity is up to 22.3 ten thousand kilowatts of wind-force
Generating set has also put into operation.
It is searched for extensively, existing relevant evaluation index is based on the correlative study of green electric power supply, refers to green electric power supply supply
Several research is considerably less, and existing research also only only accounts for part clean energy resource state of development and supply approach, not
In view of the influence that energy source interconnection degree supplies green energy, also has no from the angle of region and analyzed respectively to evaluate city
The patent or other open source informations of green energy supply situation.
Summary of the invention
The present invention provides a kind of city electric energy supply evaluation method, by the index of quantization, characterizes the cleaning that electric energy supplies
Efficient degree, is analyzed and evaluated from hair power supply cleannes and energy source interconnection two angles of degree, farthest excavates electric energy and supplies
The development space answered provides better assessment indicator system for electric energy development.
In order to achieve the above object, the present invention provides a kind of city electric energy supply evaluation method comprising the steps of:
Step S1, city electric energy supply assessment indicator system is established；
The evaluation index of the city electric energy supply assessment indicator system are as follows: accomodation coefficient；
The accomodation coefficient includes two two-level index: hair power supply cleannes, energy source interconnection degree；
The hair power supply cleannes index includes three three-level indexs: the local electrification structure cleannes factor, local fire
Motor group runs the cleannes factor, the external power supply structure cleannes factor；
The energy source interconnection degree index includes five three-level indexs: extra-high voltage accesses the factor, micro-capacitance sensor in the power supply of other places
It accesses the factor, the energy-storage system access factor, new energy and accesses the factor, indigenous energy Permutation Factor.
Step S2, the mathematics computing model of each index of lowermost level is established；
The lowermost level index includes the index lower than three-level；
Step S3, the weight for determining index value is normalized same first class index and upper level is calculated refers to
Numerical value is marked, according to same method, upper level index is calculated upwards step by step, until accomodation coefficient is calculated.
The local electrification structure cleannes factor includes three level Four indexs: clean energy resource installed capacity ratio, clear
Electric rate is abandoned in clean energy generated energy accounting, clean energy resource power generation；
The local thermal power unit operation cleannes factor includes two level Four indexs: unit environmental protection index, unit supply
Electric energy consumption index；
The external power supply structure cleannes factor includes two level Four indexs: external power supply clean energy resource electricity ratio
Electric rate is abandoned in example, the power generation of external clean energy resource.
The described unit power supply energy consumption index includes four Pyatyi indexs: net coal consumption rate, station service power consumption rate, power supply unit water quantity,
Power supply rate of fuel consumption.
The extra-high voltage access factor includes three level Four indexs in the other places power supply: access electricity accounting, direct current access
Electricity accounting, external power supply line loss per unit；
The micro-capacitance sensor access factor includes three level Four indexs: grid connection capacity accounting, grid-connected electricity accounting, off-network hair
Electricity accounting；
The described energy-storage system access factor includes three level Four indexs: stored energy capacitance accounting, practical stored energy capacitance accounting,
Energy storage peak shaving amount accounting；
The described new energy access factor includes five level Four indexs: solar power generation amount accounting, wind power generation amount accounting,
Biomass power generation amount accounting, geothermal power generation amount accounting, tidal power amount accounting；
The indigenous energy Permutation Factor includes two level Four indexs: local generated energy displacement volume accounting, local heat supply
Unit electricity accounting.
The mathematics computing model of each index of the bottom includes:
Clean energy resource installed capacity ratio=local clean energy resource installed capacity/local generating set installed capacity ×
100%；
Clean energy resource generated energy accounting=local clean energy resource generated energy/current year power generation total amount × 100%；
The electric rate of clean energy resource power generation abandoning=clean energy resource power generation abandoning electricity/(abandoning electricity+clean energy resource actual power generation) ×
100%；
Unit environmental protection index=[local coal burning and gas burning generating set smoke discharge amount-certain year unit discharge]/local combustion
Coal jet dynamic control base year flue dust unit discharge；
Net coal consumption rate=local power generation year total coal consumption/(when annual electricity generating capacity-station-service electricity)；
Station service power consumption rate=(generated energy-electricity volume)/generated energy × 100%；
Power supply unit water quantity=practical water consumption/factory's gross actual power generation × 100%；
Power supply rate of fuel consumption=Actual Burnoff amount/factory's gross actual power generation × 100%；
External power supply clean energy resource electricity ratio=other places power supply clean energy resource generated energy/transregional practical purchase of electricity ×
100%；
Electric rate is abandoned in external clean energy resource power generation: based on national average value；
Access electricity accounting=external input electricity/local electricity consumption × 100%；
Direct current accesses electricity accounting=external direct current and inputs electricity/local electricity consumption × 100%；
External power supply line loss per unit=(receiving electricity in external output electricity-local)/external output electricity × 100%；
Grid connection capacity accounting=micro-grid connection capacity/micro-capacitance sensor power generation total amount × 100%；
Grid-connected electricity accounting=micro-capacitance sensor electricity volume/micro-capacitance sensor power generation total amount × 100%；
Off-network generated energy accounting=micro-capacitance sensor own demand/micro-capacitance sensor power generation total amount × 100%；
Stored energy capacitance accounting: stored energy capacitance accounting=energy storage unit capacity/local installed capacity × 100%；
Practical stored energy capacitance accounting: practical stored energy capacitance accounting=practical energy storage unit capacity/local installed capacity ×
100%；
Energy storage peak shaving amount accounting: energy storage peak shaving amount accounting=the energy storage unit capacity for peak regulation/is used for the local of peak regulation
Unit capacity × 100%；
Solar power generation amount accounting=solar power generation amount/local unit generated energy × 100%；
Wind power generation amount accounting=wind power generation amount/local unit generated energy × 100%；
Biomass power generation amount accounting=biomass power generation amount/local unit generated energy × 100%；
Geothermal power generation amount accounting=geothermal power generation amount/local unit generated energy × 100%；
Tidal power amount accounting=tidal power amount/local unit generated energy × 100%；
Local generated energy displacement volume accounting=Generation Rights Trade electricity/local unit generated energy × 100%；
Local thermal power plant unit electricity accounting=local thermal power plant unit electricity consumption/local unit generated energy × 100%.
The index normalization processing method includes:
Step S3.1, level Four index is calculated；
Unit power supply energy consumption index=net coal consumption rate × aNet coal consumption rate+ station service power consumption rate × aStation service power consumption rate+ power supply unit water quantity × aPower supply unit water quantity+
Power rate of fuel consumption × aPower supply rate of fuel consumption；
Wherein, a is weight, is set as the case may be；
Step S3.2, three-level index is calculated；
The local electrification structure cleannes factor embodies the environmentally friendly degree of local power plant power generation；
The local electrification structure cleannes factor=clean energy resource installed capacity ratio × aClean energy resource installed capacity ratio+ clean energy resource hair
Electricity accounting × aClean energy resource generated energy accountingElectricity rate × a is abandoned in the power generation of+clean energy resourceElectric rate is abandoned in clean energy resource power generation；
The local thermal power unit operation cleannes factor reflects the energy consumption level and unit generation of local fired power generating unit
Environmentally friendly degree；
The local thermal power unit operation cleannes factor=unit environmental protection index × aUnit environmental protection index+ unit power supply energy consumption index ×
aUnit power supply energy consumption index；
The external power supply structure cleannes factor=external power supply clean energy resource electricity ratio × aExternal power supply clean energy resource electricity ratio+ external
Electricity rate × a is abandoned in clean energy resource power generationElectric rate is abandoned in external clean energy resource power generation；
Extra-high voltage accesses the factor=access electricity accounting × a in the power supply of other placesAccess electricity accounting+ direct current access electricity accounting ×
aDirect current accesses electricity accounting+ external power supply line loss per unit × aExternal power supply line loss per unit；
Micro-capacitance sensor accesses the factor=grid connection capacity accounting × aGrid connection capacity accounting+ grid-connected electricity accounting × aGrid-connected electricity accountingThe power generation of+off-network
Measure accounting × aOff-network generated energy accounting；Micro-capacitance sensor refers to what multiple distributed generation resources and its related load were formed according to certain topological structure
Network, and be associated with by static switch to normal grid；
Energy-storage system accesses the factor=stored energy capacitance accounting × aStored energy capacitance accounting+ practical stored energy capacitance accounting × aPractical stored energy capacitance accounting+
Energy storage peak shaving amount accounting × aEnergy storage peak shaving amount accounting；The access of energy-storage system copes with voltage dip and instantaneous power-off, improves user's
Power quality inhibits low-frequency oscillation of electric power system, improves system stability；
New energy accesses the factor=solar power generation amount accounting × aSolar power generation amount accounting+ wind power generation amount accounting × aWind power generation amount accounting+
Biomass power generation amount accounting × aBiomass power generation amount accounting+ geothermal power generation amount accounting × aGeothermal power generation amount accounting+ tidal power amount accounting ×
aTidal power amount accounting；New energy includes solar energy, geothermal energy, wind energy, biomass energy and tide energy etc.；
Indigenous energy Permutation Factor=local generated energy displacement volume accounting × aLocal generated energy displacement volume accounting+ local thermal power plant unit electricity
Accounting × aLocal thermal power plant unit electricity accounting；" new energy displacement transaction " can effectively reduce the generation of abandonment, abandoning light of new energy etc., and
The discharge of carbon dioxide etc. can be reduced；
Wherein, a is weight, is set as the case may be；
Step S3.3, two-level index is calculated；
The hair power supply cleannes index=local electrification structure cleannes factor × aThe local electrification structure cleannes factor+ local fired power generating unit fortune
The row cleannes factor × aThe local thermal power unit operation cleannes factor+ external power supply structure cleannes the factor × aThe external power supply structure cleannes factor；
Energy source interconnection degree is to power network resources saving, ecological, environmental protective, standard criterion, technologically advanced, economical and efficient performance
Reflection；
Extra-high voltage accesses the factor × a in energy source interconnection degree index=other places power supplyExtra-high voltage accesses the factor in the power supply of other places+ micro-capacitance sensor access because
Son × aMicro-capacitance sensor accesses the factor+ energy-storage system accesses the factor × aEnergy-storage system accesses the factor+ new energy accesses the factor × aNew energy accesses the factor+ indigenous energy is set
Change the factor × aIndigenous energy Permutation Factor；
Wherein, a is weight, is set as the case may be；
Step S3.4, accomodation coefficient is calculated；
Accomodation coefficient=hair power supply cleannes index × aHair power supply cleannes index+ can source interconnection degree index × aIt can source interconnection degree index；
Wherein, a is weight, is set as the case may be.
The present invention construction " conservation culture " under the new situation, based on electric power netting safe running, it is high to provide cleaning for user
The electric energy of effect drives economic and environment-friendly life, runs cleannes, extra-high voltage with nonlocal electrification structure cleannes, unit from local
Access, micro-capacitance sensor access, energy-storage system access, new energy access, indigenous energy displacement etc. evaluation electric energy, according to each index
To the influence degree of electric energy supply situation, different weights is set, COMPREHENSIVE CALCULATING is carried out, analyses and evaluates, to establish science
Mark index system and evaluation criterion are farthest excavated with ensuring the advance of electric energy level of supply evaluation method
Electric energy supplies development space, and the development for electric energy supply provides strong theoretical foundation, comprehensively the reflection city electricity of image
The degree that can develop.
Detailed description of the invention
Fig. 1 is a kind of flow chart of city electric energy supply evaluation method provided by the invention.
Fig. 2 is the schematic diagram of city electric energy supply assessment indicator system.
Specific embodiment
Presently preferred embodiments of the present invention is illustrated below according to Fig. 1 and Fig. 2.
As shown in Figure 1, the present invention provides a kind of city electric energy supply evaluation method comprising the steps of:
Step S1, city electric energy supply assessment indicator system is established；
As shown in Fig. 2, the evaluation index of the city electric energy supply assessment indicator system are as follows: accomodation coefficient；
The accomodation coefficient includes two two-level index: hair power supply cleannes, energy source interconnection degree；
The hair power supply cleannes index includes three three-level indexs: the local electrification structure cleannes factor, local fire
Motor group runs the cleannes factor, the external power supply structure cleannes factor；
The local electrification structure cleannes factor includes three level Four indexs: clean energy resource installed capacity ratio, clear
Electric rate is abandoned in clean energy generated energy accounting, clean energy resource power generation；
The local thermal power unit operation cleannes factor includes two level Four indexs: unit environmental protection index, unit supply
Electric energy consumption index；
The described unit power supply energy consumption index includes four Pyatyi indexs: net coal consumption rate, station service power consumption rate, power supply unit water quantity,
Power supply rate of fuel consumption；
The external power supply structure cleannes factor includes two level Four indexs: external power supply clean energy resource electricity ratio
Electric rate is abandoned in example, the power generation of external clean energy resource；
The energy source interconnection degree index includes five three-level indexs: extra-high voltage accesses the factor, micro-capacitance sensor in the power supply of other places
It accesses the factor, the energy-storage system access factor, new energy and accesses the factor, indigenous energy Permutation Factor；
The extra-high voltage access factor includes three level Four indexs in the other places power supply: access electricity accounting, direct current access
Electricity accounting, external power supply line loss per unit；
The micro-capacitance sensor access factor includes three level Four indexs: grid connection capacity accounting, grid-connected electricity accounting, off-network hair
Electricity accounting；
The described energy-storage system access factor includes three level Four indexs: stored energy capacitance accounting, practical stored energy capacitance accounting,
Energy storage peak shaving amount accounting；
The described new energy access factor includes five level Four indexs: solar power generation amount accounting, wind power generation amount accounting,
Biomass power generation amount accounting, geothermal power generation amount accounting, tidal power amount accounting；
The indigenous energy Permutation Factor includes two level Four indexs: local generated energy displacement volume accounting, local heat supply
Unit electricity accounting；
Step S2, the mathematics computing model of each index of lowermost level is established；
The lowermost level index includes:
Three level Four indexs that the local electrification structure cleannes factor includes: clean energy resource installed capacity ratio, cleaning energy
Electric rate is abandoned in source generated energy accounting, clean energy resource power generation；
The level Four index that the local thermal power unit operation cleannes factor includes: unit environmental protection index；
Four Pyatyi indexs that unit power supply energy consumption index includes: net coal consumption rate, station service power consumption rate, power supply unit water quantity, power supply
Rate of fuel consumption；
Two level Four indexs that the external power supply structure cleannes factor includes: external power supply clean energy resource electricity ratio, outer
Carry out clean energy resource power generation and abandons electric rate；
Three level Four indexs that the extra-high voltage access factor includes in the power supply of other places: access electricity accounting, direct current access electricity
Accounting, external power supply line loss per unit；
Three level Four indexs that the micro-capacitance sensor access factor includes: grid connection capacity accounting, grid-connected electricity accounting, off-network generated energy
Accounting；
Three level Four indexs that the energy-storage system access factor includes: stored energy capacitance accounting, practical stored energy capacitance accounting, energy storage
Peak regulation amount accounting；
Five level Four indexs that the new energy access factor includes: solar power generation amount accounting, wind power generation amount accounting, biology
Mass-energy generated energy accounting, geothermal power generation amount accounting, tidal power amount accounting；
Two level Four indexs that indigenous energy Permutation Factor includes: local generated energy displacement volume accounting, local thermal power plant unit
Electricity accounting；
The mathematics computing model of each index of the bottom includes:
Clean energy resource installed capacity ratio=local clean energy resource (wind, solar energy, biomass etc.) installed capacity/local hair
Motor assembling machine capacity × 100%；
Clean energy resource generated energy accounting=local clean energy resource generated energy/current year power generation total amount × 100%；
The electric rate of clean energy resource power generation abandoning=clean energy resource power generation abandoning electricity/(abandoning electricity+clean energy resource actual power generation) ×
100%；
Unit environmental protection index=[local coal burning and gas burning generating set flue dust (or nitrogen oxides or sulfur dioxide or dioxy
Change carbon) unit discharge of discharge amount-certain year]/local coal burning and gas burning generating set base year flue dust (or nitrogen oxides or titanium dioxide
Sulphur or carbon dioxide) unit discharge；
Net coal consumption rate=local power generation year total coal consumption (after conversion mark coal)/(when annual electricity generating capacity-station-service electricity)；
Station service power consumption rate=(generated energy-electricity volume)/generated energy × 100%；
Power supply unit water quantity=practical water consumption/factory's gross actual power generation × 100%；
Power supply rate of fuel consumption=Actual Burnoff amount/factory's gross actual power generation × 100%；
External power supply clean energy resource electricity ratio=other places power supply clean energy resource generated energy/transregional practical purchase of electricity ×
100%；
Electric rate is abandoned in external clean energy resource power generation: based on national average value；Wherein, photovoltaic power generation 10%, wind-force hair
Electricity takes the mean annual value；
Access electricity accounting=external input electricity/local electricity consumption × 100%；
Direct current accesses electricity accounting=external direct current and inputs electricity/local electricity consumption × 100%；
External power supply line loss per unit=(receiving electricity in external output electricity-local)/external output electricity × 100%；
Grid connection capacity accounting=micro-grid connection capacity/micro-capacitance sensor power generation total amount × 100%；
Grid-connected electricity accounting=micro-capacitance sensor electricity volume/micro-capacitance sensor power generation total amount × 100%；
Off-network generated energy accounting=micro-capacitance sensor own demand/micro-capacitance sensor power generation total amount × 100%；
Stored energy capacitance accounting: stored energy capacitance accounting=energy storage unit capacity/local installed capacity × 100%；(stored energy capacitance
Refer to the releasable electric energy of energy storage unit institute, such as: the stored energy capacitance of certain 100kW energy storage unit is 80kWh)
Practical stored energy capacitance accounting: practical stored energy capacitance accounting=practical energy storage unit capacity/local installed capacity ×
100%；
Energy storage peak shaving amount accounting: energy storage peak shaving amount accounting=the energy storage unit capacity for peak regulation/is used for the local of peak regulation
Unit capacity × 100%；
Solar power generation amount accounting=solar power generation amount/local unit generated energy × 100%；
Wind power generation amount accounting=wind power generation amount/local unit generated energy × 100%；
Biomass power generation amount accounting=biomass power generation amount/local unit generated energy × 100%；
Geothermal power generation amount accounting=geothermal power generation amount/local unit generated energy × 100%；
Tidal power amount accounting=tidal power amount/local unit generated energy × 100%；
Local generated energy displacement volume accounting=Generation Rights Trade electricity/local unit generated energy × 100%；
Local thermal power plant unit electricity accounting=local thermal power plant unit electricity consumption/local unit generated energy × 100%；
Step S3, the weight for determining index value is normalized same first class index and upper level is calculated refers to
Numerical value is marked, according to same method, upper level index is calculated upwards step by step, until accomodation coefficient is calculated；
Index calculated results at different levels are the numerical value between 0-1.
The index normalization processing method includes:
Step S3.1, level Four index is calculated；
Unit power supply energy consumption index=net coal consumption rate × aNet coal consumption rate+ station service power consumption rate × aStation service power consumption rate+ power supply unit water quantity × aPower supply unit water quantity+
Power rate of fuel consumption × aPower supply rate of fuel consumption；
Wherein, a is weight, is set as the case may be；
Step S3.2, three-level index is calculated；
The local electrification structure cleannes factor embodies the environmentally friendly degree of local power plant power generation；
The local electrification structure cleannes factor=clean energy resource installed capacity ratio × aClean energy resource installed capacity ratio+ clean energy resource hair
Electricity accounting × aClean energy resource generated energy accountingElectricity rate × a is abandoned in the power generation of+clean energy resourceElectric rate is abandoned in clean energy resource power generation；
The local thermal power unit operation cleannes factor reflects the energy consumption level and unit generation of local fired power generating unit
Environmentally friendly degree；
The local thermal power unit operation cleannes factor=unit environmental protection index × aUnit environmental protection index+ unit power supply energy consumption index ×
aUnit power supply energy consumption index；
The external power supply structure cleannes factor=external power supply clean energy resource electricity ratio × aExternal power supply clean energy resource electricity ratio+ external
Electricity rate × a is abandoned in clean energy resource power generationElectric rate is abandoned in external clean energy resource power generation；
Extra-high voltage accesses the factor=access electricity accounting × a in the power supply of other placesAccess electricity accounting+ direct current access electricity accounting ×
aDirect current accesses electricity accounting+ external power supply line loss per unit × aExternal power supply line loss per unit；
Micro-capacitance sensor accesses the factor=grid connection capacity accounting × aGrid connection capacity accounting+ grid-connected electricity accounting × aGrid-connected electricity accountingThe power generation of+off-network
Measure accounting × aOff-network generated energy accounting；Micro-capacitance sensor refers to what multiple distributed generation resources and its related load were formed according to certain topological structure
Network, and be associated with by static switch to normal grid；
Energy-storage system accesses the factor=stored energy capacitance accounting × aStored energy capacitance accounting+ practical stored energy capacitance accounting × aPractical stored energy capacitance accounting+
Energy storage peak shaving amount accounting × aEnergy storage peak shaving amount accounting；The access of energy-storage system copes with voltage dip and instantaneous power-off, improves user's
Power quality inhibits low-frequency oscillation of electric power system, improves system stability；
New energy accesses the factor=solar power generation amount accounting × aSolar power generation amount accounting+ wind power generation amount accounting × aWind power generation amount accounting+
Biomass power generation amount accounting × aBiomass power generation amount accounting+ geothermal power generation amount accounting × aGeothermal power generation amount accounting+ tidal power amount accounting ×
aTidal power amount accounting；New energy includes solar energy, geothermal energy, wind energy, biomass energy and tide energy etc.；
Indigenous energy Permutation Factor=local generated energy displacement volume accounting × aLocal generated energy displacement volume accounting+ local thermal power plant unit electricity
Accounting × aLocal thermal power plant unit electricity accounting；" new energy displacement transaction " can effectively reduce the generation of abandonment, abandoning light of new energy etc., and
The discharge of carbon dioxide etc. can be reduced；
Wherein, a is weight, is set as the case may be；
Step S3.3, two-level index is calculated；
The hair power supply cleannes index=local electrification structure cleannes factor × aThe local electrification structure cleannes factor+ local fired power generating unit fortune
The row cleannes factor × aThe local thermal power unit operation cleannes factor+ external power supply structure cleannes the factor × aThe external power supply structure cleannes factor；
Energy source interconnection degree is to power network resources saving, ecological, environmental protective, standard criterion, technologically advanced, economical and efficient performance
Reflection；
Extra-high voltage accesses the factor × a in energy source interconnection degree index=other places power supplyExtra-high voltage accesses the factor in the power supply of other places+ micro-capacitance sensor access because
Son × aMicro-capacitance sensor accesses the factor+ energy-storage system accesses the factor × aEnergy-storage system accesses the factor+ new energy accesses the factor × aNew energy accesses the factor+ indigenous energy is set
Change the factor × aIndigenous energy Permutation Factor；
Wherein, a is weight, is set as the case may be；
Step S3.4, accomodation coefficient is calculated；
Accomodation coefficient=hair power supply cleannes index × aHair power supply cleannes index+ can source interconnection degree index × aIt can source interconnection degree index；
Wherein, a is weight, is set as the case may be.
The present invention be construction " conservation culture " under the new situation, based on electric power netting safe running, provide cleaning for user
Efficient electric energy drives economic and environment-friendly life, from the local cleannes, extra-high of running with nonlocal electrification structure cleannes, unit
It crimps into the access of, micro-capacitance sensor, energy-storage system access, new energy access, indigenous energy displacement etc. evaluation electric energy, according to each finger
The influence degree to electric energy supply situation is marked, different weights is set, COMPREHENSIVE CALCULATING is carried out, analyses and evaluates, to establish section
That learns farthest digs mark index system and evaluation criterion to ensure the advance of electric energy level of supply evaluation method
It digs electric energy and supplies development space, the development for electric energy supply provides strong theoretical foundation, comprehensively the reflection city of image
The degree of electric energy development.
Important component of the electric energy supply index as electric energy appraisement system, in terms of cleannes and energy source interconnection degree two
Electric energy supply situation is investigated, in record area while energy efficiency promotion, constructional transfer, by historical data comparison, to mark
The efficiency bottle neck of Regional Energy supply and the weak area of environmental protection are showed Stake Holders, assist government by evaluation and trend analysis
Relevant policies are implemented, electricity power enterprise is instructed to carry out scrap build and running optimizatin, the supply of power-assisted electric energy clean and effective.Due to electricity
Energy supply index considers cleannes and interconnection degree, can provide more opinions in energy transition and development for power grid and build
View plays think tank's effect in terms of the transition of local energy policy, energy supervision support, energy internet theory are propagated,
For further pushing the building of energy internet, pushes and clean substitution and energy substitution, Promoting Shanghai " innovation driving development,
Economic transition upgrading ", provides quantitative assessment foundation and measurement means.
It is discussed in detail although the contents of the present invention have passed through above preferred embodiment, but it should be appreciated that above-mentioned
Description is not considered as limitation of the present invention.After those skilled in the art have read above content, for of the invention
A variety of modifications and substitutions all will be apparent.Therefore, protection scope of the present invention should be limited to the appended claims.
Claims (6)
1. a kind of city electric energy supplies evaluation method, which is characterized in that comprise the steps of:
Step S1, city electric energy supply assessment indicator system is established；
The evaluation index of the city electric energy supply assessment indicator system are as follows: accomodation coefficient；
The accomodation coefficient includes two two-level index: hair power supply cleannes, energy source interconnection degree；
The hair power supply cleannes index includes three three-level indexs: the local electrification structure cleannes factor, local thermal motor
Group operation the cleannes factor, the external power supply structure cleannes factor；
The energy source interconnection degree index includes five three-level indexs: the extra-high voltage access factor, micro-capacitance sensor access in the power supply of other places
The factor, the energy-storage system access factor, new energy access the factor, indigenous energy Permutation Factor；
Step S2, the mathematics computing model of each lowermost level index is established；
The lowermost level index includes the index lower than three-level；
Step S3, the weight for determining index value is normalized same first class index and upper level index number is calculated
Value calculates upper level index according to same method upwards step by step, until accomodation coefficient is calculated.
2. city electric energy as described in claim 1 supplies evaluation method, which is characterized in that the local electrification structure cleaning
Spending the factor includes three level Four indexs: clean energy resource installed capacity ratio, clean energy resource generated energy accounting, clean energy resource power generation are abandoned
Electric rate；
The local thermal power unit operation cleannes factor includes two level Four indexs: unit environmental protection index, unit are for electric energy
Consume index；
The external power supply structure cleannes factor includes two level Four indexs: external power supply clean energy resource electricity ratio, outer
Carry out clean energy resource power generation and abandons electric rate.
3. city electric energy as claimed in claim 2 supplies evaluation method, which is characterized in that the unit power supply energy consumption index
Include four Pyatyi indexs: net coal consumption rate, station service power consumption rate, power supply unit water quantity, power supply rate of fuel consumption.
4. city electric energy as claimed in claim 3 supplies evaluation method, which is characterized in that extra-high voltage in the other places power supply
Accessing the factor includes three level Four indexs: access electricity accounting, direct current access electricity accounting, external power supply line loss per unit；
The micro-capacitance sensor access factor includes three level Four indexs: grid connection capacity accounting, grid-connected electricity accounting, off-network generated energy
Accounting；
The energy-storage system access factor includes three level Four indexs: stored energy capacitance accounting, practical stored energy capacitance accounting, energy storage
Peak regulation amount accounting；
The new energy access factor includes five level Four indexs: solar power generation amount accounting, wind power generation amount accounting, biology
Mass-energy generated energy accounting, geothermal power generation amount accounting, tidal power amount accounting；
The indigenous energy Permutation Factor includes two level Four indexs: local generated energy displacement volume accounting, local thermal power plant unit
Electricity accounting.
5. city electric energy as claimed in claim 4 supplies evaluation method, which is characterized in that each lowermost level index
Mathematics computing model includes:
Clean energy resource installed capacity ratio=local clean energy resource installed capacity/local generating set installed capacity × 100%；
Clean energy resource generated energy accounting=local clean energy resource generated energy/current year power generation total amount × 100%；
The electric rate of clean energy resource power generation abandoning=clean energy resource power generation abandoning electricity/(abandoning electricity+clean energy resource actual power generation) ×
100%；
The coal-fired combustion in unit environmental protection index=[local coal burning and gas burning generating set smoke discharge amount-certain year unit discharge]/local
Gas generating set base year flue dust unit discharge；
Net coal consumption rate=local power generation year total coal consumption/(when annual electricity generating capacity-station-service electricity)；
Station service power consumption rate=(generated energy-electricity volume)/generated energy × 100%；
Power supply unit water quantity=practical water consumption/factory's gross actual power generation × 100%；
Power supply rate of fuel consumption=Actual Burnoff amount/factory's gross actual power generation × 100%；
External power supply clean energy resource electricity ratio=other places power supply clean energy resource generated energy/transregional practical purchase of electricity × 100%；
Electric rate is abandoned in external clean energy resource power generation: based on national average value；
Access electricity accounting=external input electricity/local electricity consumption × 100%；
Direct current accesses electricity accounting=external direct current and inputs electricity/local electricity consumption × 100%；
External power supply line loss per unit=(receiving electricity in external output electricity-local)/external output electricity × 100%；
Grid connection capacity accounting=micro-grid connection capacity/micro-capacitance sensor power generation total amount × 100%；
Grid-connected electricity accounting=micro-capacitance sensor electricity volume/micro-capacitance sensor power generation total amount × 100%；
Off-network generated energy accounting=micro-capacitance sensor own demand/micro-capacitance sensor power generation total amount × 100%；
Stored energy capacitance accounting: stored energy capacitance accounting=energy storage unit capacity/local installed capacity × 100%；
Practical stored energy capacitance accounting: practical stored energy capacitance accounting=practical energy storage unit capacity/local installed capacity × 100%；
Energy storage peak shaving amount accounting: energy storage peak shaving amount accounting=the energy storage unit capacity for peak regulation/is used for the local unit of peak regulation
Capacity × 100%；
Solar power generation amount accounting=solar power generation amount/local unit generated energy × 100%；
Wind power generation amount accounting=wind power generation amount/local unit generated energy × 100%；
Biomass power generation amount accounting=biomass power generation amount/local unit generated energy × 100%；
Geothermal power generation amount accounting=geothermal power generation amount/local unit generated energy × 100%；
Tidal power amount accounting=tidal power amount/local unit generated energy × 100%；
Local generated energy displacement volume accounting=Generation Rights Trade electricity/local unit generated energy × 100%；
Local thermal power plant unit electricity accounting=local thermal power plant unit electricity consumption/local unit generated energy × 100%.
6. city electric energy as claimed in claim 5 supplies evaluation method, which is characterized in that the index normalized side
Method includes:
Step S3.1, level Four index is calculated；
Unit power supply energy consumption index=net coal consumption rate × aNet coal consumption rate+ station service power consumption rate × aStation service power consumption rate+ power supply unit water quantity × aPower supply unit water quantity+ power supply
Rate of fuel consumption × aPower supply rate of fuel consumption；
Wherein, a is weight, is set as the case may be；
Step S3.2, three-level index is calculated；
The local electrification structure cleannes factor embodies the environmentally friendly degree of local power plant power generation；
The local electrification structure cleannes factor=clean energy resource installed capacity ratio × aClean energy resource installed capacity ratio+ clean energy resource generated energy
Accounting × aClean energy resource generated energy accountingElectricity rate × a is abandoned in the power generation of+clean energy resourceElectric rate is abandoned in clean energy resource power generation；
The local thermal power unit operation cleannes factor reflects the environmental protection of the energy consumption level and unit generation of local fired power generating unit
Degree；
The local thermal power unit operation cleannes factor=unit environmental protection index × aUnit environmental protection index+ unit power supply energy consumption index ×
aUnit power supply energy consumption index；
The external power supply structure cleannes factor=external power supply clean energy resource electricity ratio × aExternal power supply clean energy resource electricity ratio+ external cleaning
Electricity rate × a is abandoned in energy power generationElectric rate is abandoned in external clean energy resource power generation；
Extra-high voltage accesses the factor=access electricity accounting × a in the power supply of other placesAccess electricity accounting+ direct current access electricity accounting ×
aDirect current accesses electricity accounting+ external power supply line loss per unit × aExternal power supply line loss per unit；
Micro-capacitance sensor accesses the factor=grid connection capacity accounting × aGrid connection capacity accounting+ grid-connected electricity accounting × aGrid-connected electricity accounting+ off-network generated energy accounts for
Than × aOff-network generated energy accounting；Micro-capacitance sensor refers to the net that multiple distributed generation resources and its related load are formed according to certain topological structure
Network, and be associated with by static switch to normal grid；
Energy-storage system accesses the factor=stored energy capacitance accounting × aStored energy capacitance accounting+ practical stored energy capacitance accounting × aPractical stored energy capacitance accounting+ energy storage
Peak regulation amount accounting × aEnergy storage peak shaving amount accounting；The access of energy-storage system copes with voltage dip and instantaneous power-off, improves the electricity consumption of user
Quality inhibits low-frequency oscillation of electric power system, improves system stability；
New energy accesses the factor=solar power generation amount accounting × aSolar power generation amount accounting+ wind power generation amount accounting × aWind power generation amount accounting+ biology
Mass-energy generated energy accounting × aBiomass power generation amount accounting+ geothermal power generation amount accounting × aGeothermal power generation amount accounting+ tidal power amount accounting ×
aTidal power amount accounting；New energy includes solar energy, geothermal energy, wind energy, biomass energy and tide energy；
Indigenous energy Permutation Factor=local generated energy displacement volume accounting × aLocal generated energy displacement volume accounting+ local thermal power plant unit electricity accounting
×aLocal thermal power plant unit electricity accounting；" new energy displacement transaction " can effectively reduce the abandonment of new energy, abandon the generation of light, and can subtract
The discharge of few carbon dioxide；
Wherein, a is weight, is set as the case may be；
Step S3.3, two-level index is calculated；
The hair power supply cleannes index=local electrification structure cleannes factor × aThe local electrification structure cleannes factor+ local thermal power unit operation is clear
The cleanliness factor × aThe local thermal power unit operation cleannes factor+ external power supply structure cleannes the factor × aThe external power supply structure cleannes factor；
Energy source interconnection degree is to power network resources saving, ecological, environmental protective, standard criterion, technologically advanced, economical and efficient performance reflection；
Extra-high voltage accesses the factor × a in energy source interconnection degree index=other places power supplyExtra-high voltage accesses the factor in the power supply of other places+ micro-capacitance sensor access the factor ×
aMicro-capacitance sensor accesses the factor+ energy-storage system accesses the factor × aEnergy-storage system accesses the factor+ new energy accesses the factor × aNew energy accesses the factor+ indigenous energy displacement because
Son × aIndigenous energy Permutation Factor；
Wherein, a is weight, is set as the case may be；
Step S3.4, accomodation coefficient is calculated；
Accomodation coefficient=hair power supply cleannes index × aHair power supply cleannes index+ can source interconnection degree index × aIt can source interconnection degree index；
Wherein, a is weight, is set as the case may be.
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