CN104537579A - Smart distribution grid greenness assessment method - Google Patents
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Abstract
The invention discloses a smart distribution grid greenness assessment method. The assessment method comprises the steps of power distribution station greenness assessment, distributing line greenness assessment and clean renewable energy comprehensive greenness assessment. Smart distribution grid greenness assessment indexes are calculated according to results obtained through the three steps. Data in the life cycle process of planning and design, construction and operating maintenance automatically take participate in smart distribution grid greenness assessment, and the method has the advantages of multiple time scales, the life cycle, network self-adaption and quasi real-time evaluation. Obtained evaluation results can provide beneficial basis and guidance for planning, design, construction, operation, maintenance and the like of a green smart distribution grid.
Description
Technical field
The present invention relates to a kind of intelligent distribution network green appraisal procedure, belong to intelligent grid field.
Background technology
Send out as electric system, defeated, join, with the intelligent distribution network of the important ring in four large links, in view of itself and safe and reliable power supply, the quality of power supply improve between the common-denominator target such as electric power energy-saving reduction of discharging in close relations and by various circles of society's most attention.In recent years, constantly highlight along with the contradiction between energy demand and resource environmental pressure, more require intelligent distribution network planning, build, run, safeguard that overall process all must strengthen the attention to the target such as green, clean, intensive.
The concept of intelligent distribution network green is development to the basic demand of conventional electrical distribution net and continuity, refer on the basis that conventional electrical distribution net pursues security, reliability and economy, in conjunction with emerging technology developments such as " resource-conserving, environmentally friendly " society strategy and intelligent grids, with intelligent distribution network life cycle management energy-saving, environmental protection, clean, intensive and efficient for target, clean reproducible energy can be met and receive the Novel distribution network with the demands such as utilization.The concept of green distribution is development along with the national strategy of energy-saving and emission-reduction, protection of the environment; therefore, science, the evaluation index system that perfect, practicality is high to realize that index processes automatically be the important foundation link and the support technology that realize intelligent distribution network Green Development is set up.
In view of intelligent distribution network is made up of distribution substation and distribution line, the green of distribution substation and these two power distribution network basic composition elements of distribution line is important leverages of the overall green of intelligent distribution network; Due to the Important Platform that intelligent distribution network is clean reproducible energy access and utilizes, therefore, can accomplish that efficient access and efficiency utilization are the important pointers weighing intelligent distribution network green to clean reproducible energy, be also highlight to the present invention is directed to intelligent distribution network but not the key point of evaluation carried out by conventional electrical distribution net; In addition, intelligent distribution network also should be considered in planning and design, construction to the life cycle managements such as operation maintenance, all will pursue intensive efficient and clean environment firendly, that is: the temporal correlation of intelligent distribution network green at intelligent distribution network.From above-mentioned some, the present invention establishes the index disposal route of intelligent distribution network green assessment, can provide useful guidance and reference for the intelligent distribution network planning and the specific works such as design review, the assessment of intelligent power distribution network operation, intelligent distribution network diagnosis taking into account green.
Summary of the invention
Goal of the invention: the present invention proposes a kind of intelligent distribution network green appraisal procedure, carries out the assessment of life cycle management, Multiple Time Scales and green quasi real time to intelligent distribution network.
Technical scheme: the technical solution used in the present invention is a kind of intelligent distribution network green appraisal procedure, comprises the following steps:
Distribution substation green appraisal procedure;
Distribution line green appraisal procedure;
The comprehensive green appraisal procedure of clean reproducible energy;
According to first three step gained result computational intelligence power distribution network green evaluation index.
Preferably, described distribution substation green appraisal procedure comprises: according to distribution substation planning intensivism index, distribution substation building green index, distribution substation construction friendly index, distribution substation runs feature of environmental protection index and distribution substation O&M high efficiency index tries to achieve distribution substation green index by weighted mean.
Preferably, described distribution line green appraisal procedure comprises: according to distribution line planning intensivism index, distribution line material green index, distribution line construction friendly index, distribution line runs feature of environmental protection index and distribution line O&M high efficiency index tries to achieve distribution line green index by weighted mean.
Preferably, described clean reproducible energy comprehensive green appraisal procedure comprises: utilize high efficiency index to try to achieve the comprehensive green index of clean reproducible energy by weighted mean according to clean reproducible energy access high efficiency index and clean reproducible energy.
Preferably, calculate the arithmetical mean of distribution substation green index, distribution line green index and the comprehensive green index of clean reproducible energy, obtain intelligent distribution network green evaluation index.
Beneficial effect: the present invention adopts intelligent distribution network to participate in the assessment of intelligent distribution network green from planning and design, construction automatically to the data in the life cycle management processes such as operation maintenance, the feature having Multiple Time Scales, life cycle management, network self-adapting and quasi real time evaluate.The evaluation result that the present invention obtains can provide useful foundation and guidance for the work such as intelligent distribution network planning, design, construction, operation, maintenance taking into account green.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, illustrate the present invention further, these embodiments should be understood only be not used in for illustration of the present invention and limit the scope of the invention, after having read the present invention, the amendment of those skilled in the art to various equivalents of the present invention has all fallen within the application's claims limited range.
As shown in Figure 1, a kind of intelligent distribution network green of the present invention appraisal procedure comprises the assessment of distribution substation green, the assessment of distribution line green and the assessment of clean reproducible energy green.
Distribution substation green is assessed to comprise and distribution substation addressing and load center drift rate, low-loss distribution transforming accounting and evaluation index weight is weighted average computation, draw distribution substation planning intensivism index, wherein, indices weight is determined after being held a conference or consultation by expert and input system.The distribution substation addressing of such as certain intelligent distribution network and load center drift rate, low-loss distribution transforming accounting are respectively 7.26,89.12%, weight shared by index is set to 0.7,0.3 respectively through expert's resolution, and input in evaluating system, obtaining distribution substation planning intensivism index by weighted average calculation is 3.268.Then by the weight that distribution substation builds recovered material utilization rate, distribution substation building materials gather materials on the spot rate, distribution substation architectural environment Intelligent adjustment ability and evaluation index, weighted average calculation goes out distribution substation building green index, wherein, indices weight is determined after being held a conference or consultation by expert and input system.The distribution substation of such as certain intelligent distribution network builds recovered material utilization rate, rate gathered materials on the spot by distribution substation building materials and distribution substation architectural environment Intelligent adjustment ability is respectively 15.45%, 92.97%, 65.00, weight shared by index is set to 0.25,0.25,0.5 respectively through expert's resolution, and input in evaluating system, obtaining distribution substation building green index by weighted average calculation is 3.575.Build operation application accounting, distribution substation construction fugitive dust noise control rate and Weighted Guidelines weight according to distribution substation assembled, weighted average calculation goes out distribution substation construction friendly index, and wherein, indices weight is determined after being held a conference or consultation by expert and input system.The distribution substation assembled of such as certain intelligent distribution network builds operation application accounting and distribution substation construction fugitive dust noise control rate is respectively 28.64%, 92.74%, weight shared by index is set to 0.5,0.5 respectively through expert's resolution, and input in evaluating system, obtaining distribution substation construction friendly index by weighted average calculation is 2.951.According to distribution substation electric field pollution intensity mean deviation, distribution substation magnetic pollution intensity mean deviation and index weights, weighted average calculation goes out distribution substation and runs feature of environmental protection index, and wherein, indices weight is determined after being held a conference or consultation by expert and input system.Distribution substation electric field pollution intensity mean deviation and the distribution substation magnetic pollution intensity mean deviation of such as certain intelligent distribution network are respectively 0.01%, 0.02%, weight shared by index is set to 0.4,0.6 respectively through expert's resolution, and input in evaluating system, obtaining distribution substation operation feature of environmental protection index by weighted average calculation is 4.193.According to the non-maintaining direct supply utilization rate of distribution substation, distribution substation service without power-off coverage rate and index weights, weighted average calculation goes out distribution substation O&M high efficiency index, and wherein, indices weight is determined after being held a conference or consultation by expert and input system.The non-maintaining direct supply utilization rate of distribution substation of such as certain intelligent distribution network and distribution substation service without power-off coverage rate are respectively 45.21%, 76.33%, weight shared by index is set to 0.3,0.7 respectively through expert's resolution, and input in evaluating system, obtaining distribution substation O&M high efficiency index by weighted average calculation is 2.752.The distribution substation planning intensivism index, distribution substation building green index, distribution substation construction friendly index, distribution substation operation feature of environmental protection index and the simple arithmetic mean number of distribution substation O&M high efficiency index calculate that finally obtain according to previous calculations try to achieve distribution substation green index 3.347.
The assessment of distribution line green comprises according to unit delivery distribution line land seizure area, the comprehensive impairment grade of distribution line path planning and evaluation index weight, weighted average calculation goes out distribution line planning intensivism index, wherein, indices weight is determined after being held a conference or consultation by expert and input system.The unit delivery distribution line land seizure area of such as certain intelligent distribution network and the comprehensive impairment grade of distribution line path planning are respectively 557.11 square metres/ten thousand kWh, 40.00%, weight shared by index is set to 0.3,0.7 respectively through expert's resolution, and input in evaluating system, obtaining distribution line planning intensivism index by weighted average calculation is 3.787.According to distribution cable nonmetal outer jacket environment-friendly materials accounting 60.01%, directly obtaining distribution line material green index is 3.011.According to mesolow distribution line standardized construction rate, distribution line working-yard environment comprehensive impairment grade and evaluation index weight, weighted average calculation goes out distribution line construction friendly index, and wherein, indices weight is determined after being held a conference or consultation by expert and input system.Mesolow distribution line standardized construction rate and the distribution line working-yard environment comprehensive impairment grade of such as certain intelligent distribution network are respectively 75.45%, 80.00%, weight shared by index is set to 0.2,0.8 respectively through expert's resolution, and input in evaluating system, obtaining distribution line construction friendly index by weighted average calculation is 4.655.According to distribution line monitoring point electric field pollution intensity mean deviation, distribution line monitoring point magnetic pollution intensity mean deviation and evaluation index weight, weighted calculation goes out distribution line and runs feature of environmental protection index, wherein, indices weight is determined after being held a conference or consultation by expert and input system.Distribution line monitoring point electric field pollution intensity mean deviation and the distribution line monitoring point magnetic pollution intensity mean deviation of such as certain intelligent distribution network are respectively 0.01%, 0.02%, weight shared by index is set to 0.5,0.5 respectively through expert's resolution, and input in evaluating system, obtaining distribution line operation feature of environmental protection index by weighted average calculation is 4.193.According to distribution line single maintenance average duration, distribution line service without power-off accounting and evaluation index weight, weighted average calculation goes out distribution line O&M high efficiency index, and wherein, indices weight is determined after being held a conference or consultation by expert and input system.The distribution line single maintenance average duration of such as certain intelligent distribution network and distribution line service without power-off accounting are respectively 35min/ time, 65.32%, weight shared by index is set to 0.5,0.5 respectively through expert's resolution, and input in evaluating system, obtaining distribution line O&M high efficiency index by weighted average calculation is 2.559.It is 3.641 that the distribution line planning intensivism index, distribution line material green index, distribution line construction friendly index, distribution line operation feature of environmental protection index and the simple arithmetic mean number of distribution line O&M high efficiency index calculate that finally obtain according to previous calculations try to achieve distribution line green index.
The assessment of clean reproducible energy comprehensive green is according to clean reproducible energy access capacity accounting, controlled energy storage device access capacity accounting and evaluation index weight, and weighted average calculation goes out clean reproducible energy access high efficiency index.Clean reproducible energy access capacity accounting and the controlled energy storage device access capacity accounting of such as certain intelligent distribution network are respectively 7.95%, 0.69%, weight shared by index is set to 0.7,0.3 respectively through expert's resolution, and input in evaluating system, obtaining clean reproducible energy access high efficiency index by weighted average calculation is 0.969.Completely send out rate according to clean reproducible energy installation, clean reproducible energy powers accounting and evaluation index weight, weighted average calculation goes out clean reproducible energy and utilizes high efficiency index, the clean reproducible energy installation of such as certain intelligent distribution network is completely sent out rate and clean reproducible energy accounting of powering and is respectively 42.13%, 6.11%, weight shared by index is set to 0.3,0.7 respectively through expert's resolution, and input in evaluating system, obtain clean reproducible energy by weighted average calculation and utilize high efficiency index to be 1.799.It is 1.384 that the clean reproducible energy access high efficiency index finally drawn according to previous calculations and clean reproducible energy utilize high efficiency index calculate simple arithmetic mean number to try to achieve the comprehensive green index of clean reproducible energy.
According to distribution substation green index, distribution line green index, the comprehensive green index of clean reproducible energy, it is 2.791 that calculating arithmetical mean obtains intelligent distribution network green evaluation index result.Visible, this intelligent distribution network green, clean, environmental protection, efficient and intensive etc. in also have certain room for promotion, this assessment result can wait implementing intelligent distribution network transformation the basic foundation and instrument that are used as judge Green performance during real work.
Claims (5)
1. an intelligent distribution network green appraisal procedure, is characterized in that, comprises the following steps:
Distribution substation green appraisal procedure;
Distribution line green appraisal procedure;
The comprehensive green appraisal procedure of clean reproducible energy;
According to first three step gained result computational intelligence power distribution network green evaluation index.
2. intelligent distribution network green appraisal procedure according to claim 1, it is characterized in that, described distribution substation green appraisal procedure comprises: according to distribution substation planning intensivism index, distribution substation building green index, distribution substation construction friendly index, distribution substation runs feature of environmental protection index and distribution substation O&M high efficiency index tries to achieve distribution substation green index by weighted mean.
3. intelligent distribution network green appraisal procedure according to claim 1, it is characterized in that, described distribution line green appraisal procedure comprises: according to distribution line planning intensivism index, distribution line material green index, distribution line construction friendly index, distribution line runs feature of environmental protection index and distribution line O&M high efficiency index tries to achieve distribution line green index by weighted mean.
4. intelligent distribution network green appraisal procedure according to claim 1, it is characterized in that, described clean reproducible energy comprehensive green appraisal procedure comprises: utilize high efficiency index to try to achieve the comprehensive green index of clean reproducible energy by weighted mean according to clean reproducible energy access high efficiency index and clean reproducible energy.
5. intelligent distribution network green appraisal procedure according to claim 1, it is characterized in that, calculate the arithmetical mean of distribution substation green index, distribution line green index and the comprehensive green index of clean reproducible energy, obtain intelligent distribution network green evaluation index.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106845784A (en) * | 2016-12-23 | 2017-06-13 | 国网山西省电力公司电力科学研究院 | A kind of crucial Quantization Index System of bulk power grid operation coordinated based on analysis |
| CN107767067A (en) * | 2017-10-31 | 2018-03-06 | 国网福建省电力有限公司 | Power distribution network management and running evaluation index system construction method based on big data |
| CN109752953A (en) * | 2018-10-08 | 2019-05-14 | 国网天津市电力公司电力科学研究院 | A kind of building energy supplying system model prediction regulation method of integrated electric refrigerating machine |
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| CN102750656A (en) * | 2012-06-18 | 2012-10-24 | 东南大学 | Multidimensional demand response comprehensive benefit evaluation method |
| CN103177395A (en) * | 2012-12-28 | 2013-06-26 | 中国电力科学研究院 | Smart distribution grid energy conservation and emission reduction comprehensive evaluating method based on social expectation |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106845784A (en) * | 2016-12-23 | 2017-06-13 | 国网山西省电力公司电力科学研究院 | A kind of crucial Quantization Index System of bulk power grid operation coordinated based on analysis |
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| CN109752953A (en) * | 2018-10-08 | 2019-05-14 | 国网天津市电力公司电力科学研究院 | A kind of building energy supplying system model prediction regulation method of integrated electric refrigerating machine |
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Application publication date: 20150422 |