CN111798082A - Method for constructing rural electrification comprehensive evaluation index system - Google Patents
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Abstract
A method for constructing a rural electrification comprehensive evaluation index system is characterized in that a rural electrification horizontal index system, a rural electrification economic benefit index system and a rural electrification environmental benefit index system are established, and the index systems are integrated to construct the rural electrification comprehensive evaluation index system. According to the rural electrification degree and the characteristics of the electrification modification project, the influence of a plurality of factors such as economy, safety, reliability, flexibility, sustainability, environmental friendliness and user energy utilization satisfaction is uniformly considered, and a rural electrification comprehensive evaluation index system is constructed from the aspects of the rural electrification level, the economic benefit and the environmental benefit.
Description
Technical Field
The invention relates to a method for constructing a rural electrification comprehensive evaluation index system, belonging to the technical field of rural electrification evaluation.
Background
Along with the rapid development of the village, the energy consumption of the village in China is rapidly increased, the energy consumption is continuously increased, and the importance of the electrification building in the development and construction of the village is more and more prominent. The rural electrification transformation is an important component of the village happiness strategy of China special socialism, and is an important economic activity for realizing rural modernization, driving the clothes and village industry to thrive and solving employment problems in a new era.
The electric construction of the country can effectively promote the upgrading of the rural industrial structure, realize the deep integration of intelligent energy consumption and agricultural production, rural industry and rural life, further improve the rural production efficiency, agricultural quality and life quality, and drive the rapid and healthy development of the country. In order to realize the popularization of a typical rural electrification project in the future, an evaluation method for rural electrification project construction is urgently needed in the aspect of analyzing and evaluating the construction implementation effect of the rural electrification project. How to comprehensively reflect the technical, economic, environmental and social benefits and values brought by the rural electrification engineering construction and can be applied to the actual engineering evaluation needs further exploration.
At present, scholars at home and abroad develop certain preliminary research in the field of evaluation index systems, but the rural electrification projects are fewer as research objects.
Disclosure of Invention
The invention aims to provide a method for constructing a rural electrification comprehensive evaluation index system in order to realize popularization of a rural typical electrification project and popularization of a rural typical electrification project in the future.
The technical scheme includes that the method for constructing the rural electrification comprehensive evaluation index system is characterized in that the rural electrification horizontal index system, the rural electrification economic benefit index system and the rural electrification environmental benefit index system are built, the index systems are combined, and the rural electrification comprehensive evaluation index system is constructed by adopting a hierarchical method.
The hierarchical method is used for constructing a rural electrification comprehensive evaluation index system and comprises the following specific steps:
(1) decomposing the decision problem of the analytic hierarchy process into different hierarchical structures according to the sequence of a total target, sub targets of each layer, evaluation criteria to a specific index calculation scheme;
(2) the rural electrification comprehensive scoring and the like are the total target of the decision problem;
(3) the electrification level, the economic benefit and the environmental benefit are equivalent to sub-targets of each layer;
(4) the regional power consumption increase level, the electric energy consumption proportion, the renewable energy source proportion and the power supply reliability are evaluation criteria of the electrification level; the agricultural benefit, the breeding benefit, the tourism benefit and the processing benefit are economic benefit evaluation criteria; environmental protection investment proportion, waste emission reduction amount, environmental contribution degree and water reuse rate are environmental benefit evaluation criteria;
(5) providing a calculation scheme for the regional electricity consumption increase level index according to the regional annual electricity consumption and the regional electricity consumption reference value; the annual electricity consumption and other consumed energy in the village are converted into electricity, and the consumption of other energy in the village provides a calculation scheme for the specific gravity of the electricity consumption; converting corresponding renewable energy capacity, rural annual power consumption and other consumed energy into electric quantity to provide a calculation scheme for the proportion of the renewable energy; a calculation scheme is provided for the power supply reliability by the duration time of the power grid fault and the normal operation time of the power grid; providing a calculation scheme for agricultural benefits according to the agricultural total income corresponding to the rural agricultural electrification project and the investment cost of the rural agricultural electrification project construction; providing a calculation scheme for the benefits of the aquaculture by the total income of the aquaculture corresponding to the electrified project of the rural aquaculture and the investment cost of the construction of the electrified project of the rural aquaculture; providing a calculation scheme for the benefits of the tourism industry by the total income of the tourism industry corresponding to the electrified project of the rural tourism industry and the investment cost of the construction of the electrified project of the rural tourism industry; providing a calculation scheme for the processing industry benefits by the processing industry total income corresponding to the rural processing industry electrification project and the investment cost of the rural processing industry electrification project construction; the investment cost of the country in the aspects of purchasing, transporting, installing and using the environment-friendly equipment and the total investment of the rural electrification project construction provide a calculation scheme for the environment-friendly investment proportion; providing a calculation scheme for the waste emission reduction by the corresponding type of waste emission reduction; converting the renewable energy consumption of corresponding types into carbon dioxide emission reduction, and converting the total energy of non-renewable resources consumed in villages into carbon dioxide emission to provide a calculation scheme for the environmental contribution; the water quantity recycled by the rural waste water treatment plant and the total rural waste water discharge amount provide a calculation scheme for the water reuse rate;
(6) thus, a rural electrification comprehensive evaluation index system based on an analytic hierarchy process is constructed.
The rural electrification level index system comprises four sub-indexes of regional power consumption increase level, electric energy consumption proportion, renewable energy source proportion and power supply reliability;
the regional power consumption increase level W1：
In the formula, PeleThe annual electricity consumption of the area after transformation is represented;
representing a reference value of annual electricity consumption of the area before area transformation;
specific gravity W of electric energy consumption2：
In the formula, QtotleThe annual power consumption of the village and other consumed energy are converted into a value of electric quantity; pelseRepresenting other energy consumption of the country, including coal and firewood;
the specific gravity W of the renewable energy source3：
In the formula, PiRepresenting the corresponding renewable energy capacity, including wind energy and photovoltaic;
the power supply reliability W4：
In the formula, tFTIndicating the duration of the grid fault; t is tNTIndicating the time the grid is operating normally.
The environmental benefit index system comprises environmental protection investment proportion, waste discharge, environmental contribution degree and water reuse rate;
the environmental protection investment specific gravity W9：
In the formula, CEI_INVThe investment cost of the country in the aspects of environment-friendly equipment purchase, transportation, installation and use is shown; cTO_INVRepresenting the total investment of the rural electrification project construction;
the waste discharge reduction amount W10：
In the formula, RiRepresenting a corresponding type of waste emission reduction;
the environmental contribution degree W11：
In the formula, MiConverting the renewable energy consumption of the corresponding type into carbon dioxide emission reduction; mCThe total energy consumption of non-renewable resources for the village is converted into the carbon dioxide emission;
the water reuse efficiency W12：
In the formula, NREIndicating rural wastewater treatment plant returnsThe amount of water used again is collected; n is a radical ofDISRepresenting the total wastewater discharge in rural areas.
The economic benefit index system comprises agricultural benefits, breeding benefits, tourism benefits and processing benefits;
the agricultural benefit W5：
In the formula, CAGRepresenting the total agricultural income corresponding to the rural agricultural electrification project; cAG_INVRepresenting the investment cost of rural agricultural electrification project construction;
the benefit W of the aquaculture6：
In the formula, CAQRepresenting the total income of the aquaculture corresponding to the electrified project of the rural aquaculture; cAQ_INVRepresenting the investment cost of the construction of the electrified project of the rural aquaculture;
the benefits of tourism industry W7：
In the formula, CATRepresenting the total income of the tourism industry corresponding to the electrification project of the rural tourism industry; cAT_INVRepresenting the investment cost of the construction of the electrified project in the rural tourism industry;
the benefits of the processing industry W8：
In the formula, CAPRepresenting the total processing industry income corresponding to the rural processing industry electrification project; cAP_INVRepresenting the investment cost of the construction of the electrified project of the rural processing industry.
The method has the advantages that according to the electrification degree of the country and the characteristics of the electrification modification project, the influence of a plurality of factors such as economy, safety, reliability, flexibility, sustainability, environmental friendliness and user energy consumption satisfaction is considered uniformly, an index system is constructed from the aspects of the electrification level, the economic benefit and the environmental benefit of the country, and the rural electrification comprehensive evaluation index system is constructed by collecting all evaluation index data according to the principles of consistency, science, independence, comprehensiveness, authenticity and the like.
Drawings
Fig. 1 is a schematic structural diagram of an integrated energy efficiency evaluation system implemented by the present invention.
Detailed Description
The invention is described in further detail below with reference to the following figures and specific examples:
the method for constructing the rural electrification comprehensive evaluation index system comprises the following steps:
constructing a rural electrification horizontal index system;
constructing a rural electrified economic benefit index system;
constructing a rural electrification environmental benefit index system;
and comprehensively considering the established electrification level index system, the economic benefit index system and the environment index system to construct a rural electrification comprehensive evaluation index system.
The invention relates to a rural electrification comprehensive evaluation index system, which analyzes the existing rural electrification evaluation standard covering rural production and living scenes such as agricultural product planting, ecological animal husbandry, agricultural product processing, rural tourism, ecological breeding, rural environment management, rural education and the like, considers the characteristics of high efficiency, cost saving, environmental protection, social benefit and the like, and researches and considers the rural electrification multi-dimensional evaluation index of overall evaluation and difference evaluation, and general evaluation and specific evaluation of each scene.
1. Rural electrification horizontal index system
The rural electrification level index system comprises four sub-indexes of regional power consumption increase level, electric energy consumption proportion, renewable energy source proportion and power supply reliability.
Regional power usage increase level W1：
Wherein, PeleThe annual electricity consumption of the area after transformation is represented;
and the reference value of the annual electricity consumption of the area before area modification is shown.
Specific gravity of electric energy consumption W2：
Wherein Q istotleThe annual power consumption of the village and other consumed energy are converted into a value of electric quantity; pelseRepresenting other energy consumption of the country, such as coal, firewood and the like.
Specific gravity W of renewable energy3：
Wherein: piRepresenting the corresponding renewable energy production, such as wind energy, photovoltaic, etc.
Reliability of power supply W4：
Wherein, tFTIndicating the duration of the grid fault; t is tNTIndicating the time the grid is operating normally.
2. Economic benefit index system
The rural electrified economic benefit index system comprises agricultural benefits, aquaculture benefits, tourism benefits and processing benefits.
Agricultural benefits W5：
Wherein, CAGRepresenting the total agricultural income corresponding to the rural agricultural electrification project; cAG_INVRepresenting the investment cost of rural agricultural electrification project construction.
Benefit of breeding W6：
Wherein, CAQRepresenting the total income of the aquaculture corresponding to the electrified project of the rural aquaculture; cAQ_INVRepresents the investment cost of the construction of the electrified project of the rural aquaculture industry.
Benefits of tourism industry W7：
Wherein, CATRepresenting the total income of the tourism industry corresponding to the electrification project of the rural tourism industry; cAT_INVRepresenting the investment cost of the construction of the electrified project in the rural tourism industry.
Benefits of the processing industry W8：
Wherein, CAPRepresenting the total processing industry income corresponding to the rural processing industry electrification project; cAP_INVRepresenting the investment cost of the construction of the electrified project of the rural processing industry.
3. Environmental benefit indicator system
The rural electrification environmental benefit index system comprises environmental protection investment proportion, waste discharge amount, environmental contribution degree and water reuse rate.
Environmental protection investment specific gravity W9：
Wherein, CEI_INVIndicate the country inInvestment cost in the aspects of purchasing, transporting, installing and using the environment-friendly equipment and the like; cTO_INVRepresenting the total investment of the rural electrification project construction.
Waste discharge reduction amount W10：
Wherein R isiIndicating a corresponding type of waste emission reduction.
Degree of environmental contribution W11：
Wherein M isiConversion to carbon dioxide emission reduction, M, for renewable energy consumption of the corresponding kindCAnd the total energy consumption of non-renewable resources for the village is converted into the carbon dioxide emission.
Water reuse factor W12：
Wherein N isRERepresenting the amount of water recycled and reused by a rural wastewater treatment plant; n is a radical ofDISRepresenting the total wastewater discharge in rural areas.
4. Standardization of index data
Since different indexes have differences in dimension, it is necessary to standardize each index, and for the directional index, the following standardization process is adopted,
wherein, yiA normalized value representing the index i; x is the number ofiAn actual value representing the index i; (x)i)maxIndicates the maximum value of the index i.
Claims (5)
1. A method for constructing a rural electrification comprehensive evaluation index system is characterized in that the rural electrification horizontal index system, the rural electrification economic benefit index system and the rural electrification environment are established, the index systems are integrated, and the rural electrification comprehensive evaluation index system is constructed by adopting a hierarchical method.
2. The method for constructing the rural electrification comprehensive evaluation index system according to claim 1, wherein the step of constructing the rural electrification comprehensive evaluation index system by the hierarchical method comprises the following steps:
(1) decomposing the decision problem of the analytic hierarchy process into different hierarchical structures according to the sequence of a total target, sub targets of each layer, evaluation criteria to a specific index calculation scheme;
(2) the rural electrification comprehensive scoring and the like are the total target of the decision problem;
(3) the electrification level, the economic benefit and the environmental benefit are equivalent to sub-targets of each layer;
(4) the regional power consumption increase level, the electric energy consumption proportion, the renewable energy source proportion and the power supply reliability are evaluation criteria of the electrification level; the agricultural benefit, the breeding benefit, the tourism benefit and the processing benefit are economic benefit evaluation criteria; environmental protection investment proportion, waste emission reduction amount, environmental contribution degree and water reuse rate are environmental benefit evaluation criteria;
(5) providing a calculation scheme for the regional electricity consumption increase level index according to the regional annual electricity consumption and the regional electricity consumption reference value; the annual electricity consumption and other consumed energy in the village are converted into electricity, and the consumption of other energy in the village provides a calculation scheme for the specific gravity of the electricity consumption; converting corresponding renewable energy capacity, rural annual power consumption and other consumed energy into electric quantity to provide a calculation scheme for the proportion of the renewable energy; a calculation scheme is provided for the power supply reliability by the duration time of the power grid fault and the normal operation time of the power grid; providing a calculation scheme for agricultural benefits according to the agricultural total income corresponding to the rural agricultural electrification project and the investment cost of the rural agricultural electrification project construction; providing a calculation scheme for the benefits of the aquaculture by the total income of the aquaculture corresponding to the electrified project of the rural aquaculture and the investment cost of the construction of the electrified project of the rural aquaculture; providing a calculation scheme for the benefits of the tourism industry by the total income of the tourism industry corresponding to the electrified project of the rural tourism industry and the investment cost of the construction of the electrified project of the rural tourism industry; providing a calculation scheme for the processing industry benefits by the processing industry total income corresponding to the rural processing industry electrification project and the investment cost of the rural processing industry electrification project construction; the investment cost of the country in the aspects of purchasing, transporting, installing and using the environment-friendly equipment and the total investment of the rural electrification project construction provide a calculation scheme for the environment-friendly investment proportion; providing a calculation scheme for the waste emission reduction by the corresponding type of waste emission reduction; converting the renewable energy consumption of corresponding types into carbon dioxide emission reduction, and converting the total energy of non-renewable resources consumed in villages into carbon dioxide emission to provide a calculation scheme for the environmental contribution; the water quantity recycled by the rural waste water treatment plant and the total rural waste water discharge amount provide a calculation scheme for the water reuse rate;
(6) thus, a rural electrification comprehensive evaluation index system based on an analytic hierarchy process is constructed.
3. The rural electrification comprehensive evaluation index system construction method according to claim 1, wherein the rural electrification level index system comprises four sub-indexes of regional power consumption increase level, electric energy consumption proportion, renewable energy proportion and power supply reliability;
the regional power consumption increase level W1：
In the formula, PeleThe annual electricity consumption of the area after transformation is represented;
representing a reference value of annual electricity consumption of the area before area transformation;
specific gravity W of electric energy consumption2：
In the formula, QtotleThe annual power consumption of the village and other consumed energy are converted into a value of electric quantity; pelseRepresenting other energy consumption of the country, including coal and firewood;
the specific gravity W of the renewable energy source3：
In the formula, PiRepresenting the corresponding renewable energy capacity, including wind energy and photovoltaic;
the power supply reliability W4：
In the formula, tFTIndicating the duration of the grid fault; t is tNTIndicating the time the grid is operating normally.
4. The method for constructing the rural electrification comprehensive evaluation index system according to claim 1, wherein the economic benefit index system comprises agricultural benefits, aquaculture benefits, tourism benefits and processing benefits;
the agricultural benefit W5：
In the formula, CAGRepresenting the total agricultural income corresponding to the rural agricultural electrification project; cAG_INVRepresenting the investment cost of rural agricultural electrification project construction;
the benefit W of the aquaculture6：
In the formula, CAQRepresenting the total income of the aquaculture corresponding to the electrified project of the rural aquaculture; cAQ_INVRepresenting the investment cost of the construction of the electrified project of the rural aquaculture;
the benefits of tourism industry W7：
In the formula, CATRepresenting the total income of the tourism industry corresponding to the electrification project of the rural tourism industry; cAT_INVRepresenting the investment cost of the construction of the electrified project in the rural tourism industry;
the benefits of the processing industry W8：
In the formula, CAPRepresenting the total processing industry income corresponding to the rural processing industry electrification project; cAP_INVRepresenting the investment cost of the construction of the electrified project of the rural processing industry.
5. The method for constructing the rural electrification comprehensive evaluation index system according to claim 1, wherein the environmental benefit index system comprises environmental protection investment proportion, waste discharge amount, environmental contribution degree and water reuse rate;
the environmental protection investment specific gravity W9：
In the formula, CEI_INVThe investment cost of the country in the aspects of environment-friendly equipment purchase, transportation, installation and use is shown; cTO_INVRepresenting the total investment of the rural electrification project construction;
the waste discharge reduction amount W10：
In the formula, RiRepresenting a corresponding type of waste emission reduction;
the environmental contribution degree W11：
In the formula, MiConverting the renewable energy consumption of the corresponding type into carbon dioxide emission reduction; mCThe total energy consumption of non-renewable resources for the village is converted into the carbon dioxide emission;
the water reuse efficiency W12：
In the formula, NRERepresenting the amount of water recycled and reused by a rural wastewater treatment plant; n is a radical ofDISRepresenting the total wastewater discharge in rural areas.
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