CN109376967A - A kind of method of Electric Power Network Planning environmental protection characteristic assessment - Google Patents
A kind of method of Electric Power Network Planning environmental protection characteristic assessment Download PDFInfo
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- CN109376967A CN109376967A CN201811530660.5A CN201811530660A CN109376967A CN 109376967 A CN109376967 A CN 109376967A CN 201811530660 A CN201811530660 A CN 201811530660A CN 109376967 A CN109376967 A CN 109376967A
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- G—PHYSICS
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- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q10/00—Administration; Management
- G06Q10/04—Forecasting or optimisation specially adapted for administrative or management purposes, e.g. linear programming or "cutting stock problem"
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
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- G06Q10/0639—Performance analysis of employees; Performance analysis of enterprise or organisation operations
- G06Q10/06393—Score-carding, benchmarking or key performance indicator [KPI] analysis
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q50/00—Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
- G06Q50/06—Electricity, gas or water supply
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/80—Management or planning
- Y02P90/82—Energy audits or management systems therefor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/80—Management or planning
- Y02P90/84—Greenhouse gas [GHG] management systems
Abstract
The present invention provides a kind of method of Electric Power Network Planning environmental protection characteristic assessment, and the method includes: S1, calculates renewable energy electricity volume accounting and renewable energy abandons energy rate, receives ability to assess renewable energy；S2, the carbon emission during computing system operation and operation of power networks, assesses carbon emission size；S3 assesses the influence generated in Electric Power Network Planning project construction process to surrounding enviroment in conjunction with noise, power frequency electric field, power frequency magnetic field, equipment environmental protection rate, land utilization efficiency, the big index of urban landscape degrees of coordination six；S4 generates assessment report according to the assessment result of step S1-S3.This method not only assesses different schemes for indexs such as the receiving ability of renewable energy and its carbon emissions, while assessing the adverse effect generated in Electric Power Network Planning project construction process to surrounding enviroment.
Description
Technical field
The invention mainly relates to the related fieldss such as Operation of Electric Systems analysis, reliability assessment, and in particular to a kind of power grid
The method for planning environmental protection characteristic assessment.
Background technique
Power network planning scheme has great importance for promoting the consumption of renewable energy, reducing carbon emission, therefore needs
The feature of environmental protection of programme is evaluated.In addition, the construction of project of transmitting and converting electricity will inevitably enter densely populatedly
Area, electromagnetic interference caused by influence and ultra-high-tension power transmission line of the project of transmitting and converting electricity to natural ecologies such as soil, water sources is to human body
The influence of health and daily life, is all to need the problem of paying close attention to.
Currently, the research for the power grid feature of environmental protection, what is generally considered is all the environmental pollution or influence directly generated, for
The feature of environmental protection of Electric Power Network Planning evaluates inaccuracy, causes to land in power grid and implements to be that can generate certain social influence.
Summary of the invention
To solve the above-mentioned problems, it the invention proposes a kind of method of Electric Power Network Planning environmental protection characteristic assessment, not only assesses
Different schemes assess Electric Power Network Planning project construction process for indexs such as the receiving ability of renewable energy and its carbon emissions
In to surrounding enviroment generate adverse effect.
The technical scheme is that realize in the following manner:
The present invention provides a kind of method of Electric Power Network Planning environmental protection characteristic assessment, and the method includes:
S1, calculates renewable energy electricity volume accounting and renewable energy abandons energy rate, to assess renewable energy
Receiving ability；
S2, the carbon emission during computing system operation and operation of power networks, assesses carbon emission size；
S3, in conjunction with noise, power frequency electric field, power frequency magnetic field, equipment environmental protection rate, land utilization efficiency, urban landscape degrees of coordination
Six big indexs assess the influence generated in Electric Power Network Planning project construction process to surrounding enviroment；
S4 generates assessment report according to the assessment result of step S1-S3.
Further, the specific implementation process of step S1 are as follows: calculate separately renewable energy electricity volume accounting a1 and can
The renewable sources of energy abandon energy rate a2, and renewable energy receives ability a3=(a1+a2)/2*100.
Further, renewable energy abandons the calculation formula of energy rate are as follows:
Further, the specific implementation process of step S2 are as follows:
System is obtained by system operation simulation and runs carbon emission, is converted into system operation carbon emission according to percentage and is obtained
Point；
Calculate separately network loss carbon emission and SF6 slip, operation of power networks carbon emission score=(network loss carbon emission+SF6 leakage
Rate)/2*100；
Calculate scoring=(system runs carbon emission score+operation of power networks carbon emission score)/2 of carbon emission size.
Further, the calculation formula of network loss carbon emission are as follows: the discharge of network loss carbon emission=Energy loss * power grid benchmark because
Son.
Further, the calculation formula of SF6 slip are as follows:
Further, the specific implementation process of step S3 are as follows:
S31: the operation sound of acquisition construction machinery and power equipment, when operation sound all meets " construction site
Noise level limit " when, noise is scored at 100, on the contrary then be 0；
S32: acquiring or calculates the electric field strength vertical component at 1.5m from the ground, when the vertical component is less than national regulation
Standard limited value when, power frequency electric field is scored at 100, on the contrary be 0；
S33: the magnetic field of each wire electric current generation is calculated separately using Ampere circuit law, then result is superimposed, is obtained
Magnetic field strength around conducting wire, when the magnetic field strength is less than power frequency limit value 0.1mT, power frequency magnetic field is scored at 100, otherwise is 0；
S34: statistics equipment environmental protection rate, when equipment environmental protection rate is greater than ratio as defined in national environmental protection, equipment environmental protection rate is obtained
It is divided into 100, otherwise is 0；
S35: formula is utilizedCalculate land resources utilization
Efficiency, land resources utilization efficiency score are 100* land resources utilization efficiency；
S36: stochastical sampling is carried out to landscape outdoor scene photos various types of in planned range, is finally chosen representational
Sample material of the landscape as evaluation, the coordination degree of planning route and urban landscape is predicted using folded figure method, obtains city
Coordination of landscape degree score；
S36: the influence generated in Electric Power Network Planning project construction process to surrounding enviroment is scored at each in step S31-S35
A score summation.
Further, the specific implementation process of step S4 are as follows: according to the score of index each in step S1-S3, generate packet
Summary sheet containing index name and its score.
The beneficial effects of the present invention are:
Scheme is based not only on the indexs such as receiving ability and its carbon emission of renewable energy, to the feature of environmental protection of programme into
Row evaluation, in addition, the construction of project of transmitting and converting electricity will inevitably enter densely inhabited district, project of transmitting and converting electricity is to soil, water
Influence of the electromagnetic interference caused by the influence of the natural ecologies such as source and ultra-high-tension power transmission line to human health and daily life, all
It is to need the problem of paying close attention to, therefore combine noise, power frequency electric field, power frequency magnetic field, equipment environmental protection rate, land utilization efficiency, city
The big index of coordination of landscape degree six assesses the influence generated in Electric Power Network Planning project construction process to surrounding enviroment, realizes to environmental protection
The comprehensive and careful assessment of property.
Detailed description of the invention
Fig. 1 is the overall flow figure of the method for the present invention.
Specific embodiment
Below in conjunction with the attached drawing specific embodiment that the present invention will be described in detail, following disclosure provides specific embodiment
For realizing the device of the invention and method, those skilled in the art is made to be more clearly understood that how to realize the present invention.In order to
Simplify disclosure of the invention, hereinafter the component of specific examples and setting are described.In addition, the present invention can be in different examples
Repeat reference numerals or letter in son.This repetition is for purposes of simplicity and clarity, itself not indicate discussed various
Relationship between embodiment or setting.It should be noted that illustrated component is not drawn necessarily to scale in the accompanying drawings.The present invention saves
The description to known assemblies and treatment technology and process has been omited to avoid the present invention is unnecessarily limiting.It will be appreciated that though this
Invention describes its preferred embodiment, however these are elaborations to embodiment, rather than limits the present invention
Range.
Embodiment
As shown in Figure 1, the present invention provides a kind of method of Electric Power Network Planning environmental protection characteristic assessment, the method includes:
S1, calculates renewable energy electricity volume accounting and renewable energy abandons energy rate, to assess renewable energy
Receiving ability.Specific implementation process are as follows: it calculates separately renewable energy electricity volume accounting a1 and renewable energy abandons energy rate a2,
Renewable energy receives ability a3=(a1+a2)/2*100.
Wherein, renewable energy electricity volume accounting refer to renewable energy electricity volume and the total power supply volume of power grid it
Than.During operation of power networks, it inevitably will appear abandonment, abandon phenomena such as light.During Electric Power Network Planning, it is contemplated that the greatest extent may be used
It can be reduced the abandoning energy rate of renewable energy, promote power grid to the digestion capability of renewable energy.The abandoning energy calibration of renewable energy
Justice are as follows:
S2, the carbon emission during computing system operation and operation of power networks, assesses carbon emission size.
The specific implementation process of step S2 are as follows:
1) different power network planning schemes has an impact for the receiving ability of different type power supply, a good Electric Power Network Planning
Scheme should mutually be coordinated with power supply architecture with layout, as much as possible receiving low-carbon generation, reduce system and run carbon emission.System fortune
Row carbon emission refers to that under power network planning scheme to be selected, system supplies carbon emission caused by load.The index can pass through operation
Simulation is calculated, and is then converted into system operation carbon emission score according to percentage.
2) power grid equally causes carbon emission in the process of running, and mainly include two classes: one kind is since grid line loss causes
The additional carbon emission of power generation；It is another kind of, it is leakage of SF6 caused by the SF6 equipment that operation of power networks is widely used in the process etc..Point
Not Ji Suan network loss carbon emission and SF6 slip, operation of power networks carbon emission score=(network loss carbon emission+SF6 slip)/2*100.
Wherein, the calculation formula of network loss carbon emission are as follows: network loss carbon emission=Energy loss * power grid fiducial emission factors.SF6
The calculation formula of slip are as follows:
3) scoring=(system runs carbon emission score+operation of power networks carbon emission score)/2 of carbon emission size are calculated.
S3, in conjunction with noise, power frequency electric field, power frequency magnetic field, equipment environmental protection rate, land utilization efficiency, urban landscape degrees of coordination
Six big indexs assess the influence generated in Electric Power Network Planning project construction process to surrounding enviroment.
The specific implementation process of step S3 are as follows:
S31: will generally use the large-scale instrument such as crane etc when Electric Power Network Planning project construction, these instruments make
Used time generate mechanicalness noise severe jamming surrounding enviroment.Meanwhile it can also be generated when the work of some power equipments various
Noise etc., such as various noises that transformer and reactor issue.Therefore to guarantee in power grid project construction process used
Instrument, equipment and structure design meet every noise requirements of country.
The scoring principle of the step are as follows: the operation sound of acquisition construction machinery and power equipment, when operation sound all accords with
On the contrary when closing " construction site noise level limit ", noise is scored at 100, then be 0.
S32: the power frequency electric field on three phase current feeder road be three-phase conducting wire charge it is coefficient as a result, to electric field and
Speech, greatly can be approximately conductor, and the electric field strength direction of ground surface is substantially perpendicular to the ground, on the ground near side 1.5m, electricity
The maximum value of field intensity is approximately equal with component perpendicular to the ground.Therefore it in environmental impact assessment, generallys use from the ground
Evaluation amount of the electric field strength vertical component as power frequency electric field at 1.5m.The size and electricity for the power frequency electric field that transmission line of electricity generates
It presses many factors such as grade, conducting wire distance to the ground, arrangement of conductor, route time number related, can generally take simulation analogy
The method combined with theoretical calculation.
The scoring principle of the step are as follows: the electric field strength vertical component at 1.5m from the ground is acquired or calculate, when this is vertical
When component is less than state specified standards limit value, power frequency electric field is scored at 100, otherwise is 0.
S33: under the conditions of power frequency, the magnetic field of route is only generated by electric current, can be calculated separately often using Ampere circuit law
The magnetic field that root current in wire generates, then result is superimposed, obtain the magnetic field strength around conducting wire.It is generally protected and is assisted with International Radiation
Evaluation criterion of the power frequency limit value 0.1mT as power frequency magnetic field when can be about to the radiation of public's whole day.
The scoring principle of the step are as follows: the magnetic field of each wire electric current generation is calculated separately using Ampere circuit law, then
Result is superimposed, the magnetic field strength around conducting wire is obtained, when the magnetic field strength is less than power frequency limit value 0.1mT, power frequency magnetic field is obtained
It is divided into 100, otherwise is 0；
S34: equipment environmental protection rate refer to build in project, the equipment installed and used in work progress, construction material and auxiliary
Construction instrument is helped to reach the ratio of the related environmental regulations of country.
The scoring principle of the step are as follows: statistics equipment environmental protection rate, when equipment environmental protection rate is greater than ratio as defined in national environmental protection
When, equipment environmental protection rate is scored at 100, otherwise is 0.
S35: Transmission Expansion Planning in Electric engineering can occupy along farmland, forest land and house, it is clear that the fewer scheme of resource occupation is more
It is excellent.Simultaneously occupy same area transmission line of electricity conveying electricity it is bigger this explanation relocate road utilization it is more abundant.It therefore, can be with adopting
The feature of environmental protection of programme, expression formula are measured with land resources utilization efficiency are as follows:
In formula, K is newly-increased line corridor sum.
The scoring principle of the step are as follows: utilize formulaMeter
Land resources utilization efficiency is calculated, land resources utilization efficiency score is 100* land resources utilization efficiency.
S36: urban landscape degrees of coordination is mainly reflected on visual impact, including the subjective feelings such as vision beauty and psychological comfort
Factor.The step carries out stochastical sampling to landscape outdoor scene photos various types of in planned range, finally chooses representational
Sample material of the landscape as evaluation, the coordination degree of planning route and urban landscape is predicted using folded figure method, obtains city
Coordination of landscape degree score.
S36: the influence generated in Electric Power Network Planning project construction process to surrounding enviroment is scored at each in step S31-S35
A score summation.
S4: according to the score of index each in step S1-S3, the summary sheet comprising index name and its score is generated.
In addition, application range of the invention is not limited to the technique, mechanism, system of specific embodiment described in specification
It makes, material composition, means, method and step.From the disclosure, will be easy as those skilled in the art
Ground understands, for current technique that is existing or will developing later, mechanism, manufacture, material composition, means, method or
Step, the knot that the function or acquisition that wherein they are executed is substantially the same with the corresponding embodiment that the present invention describes are substantially the same
Fruit can apply them according to the present invention.Therefore, appended claims of the present invention are intended to these techniques, mechanism, system
It makes, material composition, means, method or step are included in its protection scope.
Claims (8)
1. a kind of method of Electric Power Network Planning environmental protection characteristic assessment, which is characterized in that the method includes:
S1, calculates renewable energy electricity volume accounting and renewable energy abandons energy rate, receives to assess renewable energy
Ability；
S2, the carbon emission during computing system operation and operation of power networks, assesses carbon emission size；
S3 is big in conjunction with noise, power frequency electric field, power frequency magnetic field, equipment environmental protection rate, land utilization efficiency, urban landscape degrees of coordination six
Index assesses the influence generated in Electric Power Network Planning project construction process to surrounding enviroment；
S4 generates assessment report according to the assessment result of step S1-S3.
2. a kind of method of Electric Power Network Planning environmental protection characteristic assessment according to claim 1, which is characterized in that the tool of step S1
Body realizes process are as follows: calculates separately renewable energy electricity volume accounting a1 and renewable energy abandons energy rate a2, renewable energy
Receiving ability a3=(a1+a2)/2*100.
3. a kind of method of Electric Power Network Planning environmental protection characteristic assessment according to claim 2, which is characterized in that renewable energy
Abandon the calculation formula of energy rate are as follows:
4. a kind of method of Electric Power Network Planning environmental protection characteristic assessment according to claim 1, which is characterized in that the tool of step S2
Body realizes process are as follows:
System is obtained by system operation simulation and runs carbon emission, is converted into system operation carbon emission score according to percentage；
Calculate separately network loss carbon emission and SF6 slip, operation of power networks carbon emission score=(network loss carbon emission+SF6 slip)/
2*100；
Calculate scoring=(system runs carbon emission score+operation of power networks carbon emission score)/2 of carbon emission size.
5. a kind of method of Electric Power Network Planning environmental protection characteristic assessment according to claim 4, which is characterized in that network loss carbon emission
Calculation formula are as follows: network loss carbon emission=Energy loss * power grid fiducial emission factors.
6. a kind of method of Electric Power Network Planning environmental protection characteristic assessment according to claim 4, which is characterized in that SF6 slip
Calculation formula are as follows:
7. a kind of method of Electric Power Network Planning environmental protection characteristic assessment according to claim 1, which is characterized in that the tool of step S3
Body realizes process are as follows:
S31: the operation sound of acquisition construction machinery and power equipment, when operation sound all meets " construction site noise
Limit value " when, noise is scored at 100, on the contrary then be 0；
S32: acquiring or calculates the electric field strength vertical component at 1.5m from the ground, when the vertical component is less than the mark of national regulation
When quasi- limit value, power frequency electric field is scored at 100, otherwise is 0；
S33: the magnetic field of each wire electric current generation is calculated separately using Ampere circuit law, then result is superimposed, obtains conducting wire
The magnetic field strength of surrounding, when the magnetic field strength is less than power frequency limit value 0.1mT, power frequency magnetic field is scored at 100, otherwise is 0；
S34: statistics equipment environmental protection rate, when equipment environmental protection rate is greater than ratio as defined in national environmental protection, equipment environmental protection rate is scored at
100, on the contrary it is 0；
S35: formula is utilizedLand resources utilization efficiency is calculated,
Land resources utilization efficiency score is 100* land resources utilization efficiency；
S36: stochastical sampling is carried out to landscape outdoor scene photos various types of in planned range, finally chooses representational landscape
As the sample material of evaluation, the coordination degree of planning route and urban landscape is predicted using folded figure method, obtains urban landscape
Degrees of coordination score；
S36: in Electric Power Network Planning project construction process to surrounding enviroment generate influences be scored in step S31-S35 it is each must
Divide summation.
8. a kind of method of Electric Power Network Planning environmental protection characteristic assessment according to claim 1, which is characterized in that the tool of step S4
Body realizes process are as follows: according to the score of index each in step S1-S3, generates the summary sheet comprising index name and its score.
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110307109A1 (en) * | 2010-05-27 | 2011-12-15 | Sri-Jayantha Sri M | Smarter-Grid: Method to Forecast Electric Energy Production and Utilization Subject to Uncertain Environmental Variables |
| CN102315642A (en) * | 2011-06-27 | 2012-01-11 | 山东电力研究院 | Environmental impact assessment method of power grid planning scheme |
| CN103544373A (en) * | 2013-09-09 | 2014-01-29 | 河海大学 | Method for assessing cleanliness of intelligent power distribution network |
| CN108846569A (en) * | 2018-06-07 | 2018-11-20 | 华北电力大学（保定） | A kind of power distribution network low-carbon environment-friendly horizontal dynamic appraisal procedure |
| CN108985532A (en) * | 2017-06-02 | 2018-12-11 | 上海交通大学 | Net source lotus scheduling evaluation system and method based on carbon emission |
-
2018
- 2018-12-14 CN CN201811530660.5A patent/CN109376967B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110307109A1 (en) * | 2010-05-27 | 2011-12-15 | Sri-Jayantha Sri M | Smarter-Grid: Method to Forecast Electric Energy Production and Utilization Subject to Uncertain Environmental Variables |
| CN102315642A (en) * | 2011-06-27 | 2012-01-11 | 山东电力研究院 | Environmental impact assessment method of power grid planning scheme |
| CN103544373A (en) * | 2013-09-09 | 2014-01-29 | 河海大学 | Method for assessing cleanliness of intelligent power distribution network |
| CN108985532A (en) * | 2017-06-02 | 2018-12-11 | 上海交通大学 | Net source lotus scheduling evaluation system and method based on carbon emission |
| CN108846569A (en) * | 2018-06-07 | 2018-11-20 | 华北电力大学（保定） | A kind of power distribution network low-carbon environment-friendly horizontal dynamic appraisal procedure |
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