CN112785189A - Multidimensional dynamic collaborative safety degree evaluation method for regional water and soil resource coupling system - Google Patents
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Abstract
The invention discloses a multidimensional and dynamic collaborative security degree evaluation method for a regional water and soil resource coupling system, and aims to evaluate the security degree of regional water and soil resources. The method can evaluate the water and soil resource coupling system from four dimensions of agriculture, industry, life and ecology respectively by combining the requirements of human society on water and soil resources, and can obtain the safety evaluation result of the water and soil resource coupling system according to local conditions according to the interactive relationship between the water and soil resource coupling system and the development of the regional economic society. The method can be used for evaluating the historical evolution process of the water and soil resource coupling system, and can also be used for predicting the cooperative safety degree of the future water and soil resource system by combining water resource planning and land resource planning, so that the multidimensional dynamic evaluation of the water and soil resource coupling system is realized, and the cooperative safety of the regional water and soil resource coupling system is guaranteed.
Description
Technical Field
The invention relates to a regional water and soil resource coupling system, in particular to a multidimensional dynamic collaborative security evaluation method for the regional water and soil resource coupling system.
Background
Water is the source of life, and soil is the basis for survival, and both are important material bases for human survival and development. Water resource systems and land resource systems are mutually influenced and restricted, and regulation and control of one resource system may bring negative external influence to another resource system. Therefore, the cooperative safety of the water resource system and the land resource system is comprehensively considered in the resource management process, negative externality influence caused by only considering a single resource system can be avoided, the comprehensive utilization benefit of the water and soil resource coupling system is improved, and powerful guarantee is provided for human survival and regional sustainable development.
The comprehensive management of the water and soil resource coupling system is an effective way for solving the problem of incongruous and unmatched water and soil resources in the region, and has important significance for guaranteeing the safety of water resources and land resources in the region and improving the comprehensive utilization efficiency of the water and soil resources in the region. The premise of the comprehensive management of the water and soil resource coupling system is to scientifically evaluate the water and soil resource coupling system so as to obtain the safety level of the regional water and soil resource coupling system under the current situation and quantitatively evaluate the cooperative safety degree of the water and soil resource coupling system. How to scientifically and quantitatively evaluate the regional water and soil resource coupling system has become a hot spot of domestic and foreign research at present.
The scientific evaluation of the water and soil resource coupling system has a plurality of difficulties, which are mainly reflected in that: the water and soil resource coupling system is an interactive complex system, wherein the interaction mechanisms of mutual influence and mutual feedback between the two systems are quantized, namely the characteristic identification of a water resource system and the characteristic identification of a land resource system are involved, and the water and soil resource coupling system is evaluated from the perspective of supporting the economic, social, ecological and environment coordinated sustainable development.
At present, the evaluation of the water and soil resource coupling system is mainly to calculate the agricultural water and soil resource matching degree by calculating the coefficient of the kini or the agricultural water consumption on unit cultivated land or agricultural land area, and grade the agricultural water and soil resource matching degree according to different standards to obtain a rating result. The evaluation method carries out scientific evaluation on the water and soil resource coupling system from the perspective of agricultural development on water and soil resource requirements, but lacks the support and guarantee of the water and soil resource coupling system on human life, industrial development and ecological environment safety to carry out multi-dimensional dynamic evaluation on the cooperative safety degree of the coupling system.
Disclosure of Invention
The invention provides a multidimensional and dynamic collaborative security evaluation method for a regional water and soil resource coupling system, and aims to further optimize and enrich the existing water and soil resource coupling system evaluation system, improve the comprehensiveness, comprehensiveness and dynamics of evaluation and enable the water and soil resource coupling system evaluation method to be more scientific and complete.
The existing evaluation method of the water and soil resource coupling system only evaluates from the perspective of agricultural water and soil resource matching degree, embodies the supporting and guaranteeing effect of the water and soil resource coupling system on agricultural development, but lacks a multi-dimensional collaborative safety degree quantitative evaluation method reflecting the supporting and guaranteeing effect of the water and soil resource coupling system on human life, industrial development and ecological environment safety. And the existing evaluation on the water and soil resource coupling system is mostly static evaluation on the current situation and lacks dynamic evaluation on historical evolution and future development.
In order to solve the technical problem, the invention provides a multidimensional and dynamic collaborative security degree evaluation method for a regional water and soil resource coupling system, which comprises the following steps:
1) calculating agricultural water shortage rate, industrial water shortage rate, domestic water shortage rate and ecological water shortage rate in the area;
2) acquiring water quality monitoring grade data of a main water quality monitoring section in an area, a water quality standard-reaching requirement grade of a corresponding section and a soil pollution index; the main water quality monitoring section is a state control monitoring section;
3) calculating to obtain the occupation ratios of different land utilization types in the region by adopting a land utilization transfer matrix and a land reclassification method according to Landsat8 remote sensing image data;
4) calculating the ratio of the first yield increase value to the second yield increase value in the area;
5) according to the land occupation area and the water shortage rate of each water use department (agriculture and industry), respectively calculating the agricultural cooperative safety degree and the industrial cooperative safety degree of the regional water and soil resource coupling system by taking the water quality factor and the soil pollution index as the breaking coefficient and the industrial added value factor as the benefit coefficient;
6) the living cooperation safety degree of the water and soil resource coupling system is measured from two aspects of regional living water shortage rate and living land occupation ratio.
7) According to the regional normalized vegetation index NDVI and the species diversity index, the water quality factor and the soil pollution index are used as the breaking coefficient, and the ecological cooperation safety degree of the regional water and soil resource coupling system is calculated;
8) and (3) preferentially ensuring the life cooperation safety degree of the water and soil resource coupling system by combining regional development positioning, and carrying out weight assignment on the agricultural, industrial, life and ecological cooperation safety degree of the water and soil resource coupling system by adopting an analytic hierarchy process so as to calculate the comprehensive cooperation safety degree of the regional water and soil resource coupling system.
In the above technical solution, further, in the step 1), a traditional supply and demand balance analysis method is adopted to calculate an agricultural water shortage rate, an industrial water shortage rate, a domestic water shortage rate and an ecological water shortage rate in the area, and the specific method is as follows:
the life water shortage rate calculation equation:
the industrial water shortage calculation equation:
agricultural water shortage rate calculation equation:
ecological water shortage rate calculation equation:
wherein WDRLFor lack of water in life, WDRIFor industrial water shortage, WDRAFor agricultural water deficit rate, WDREIn terms of ecological water deficit, WSLFor domestic water supply, WDLFor water demand of life, WSIFor industrial water supply, WDIFor industrial water demand, WSAFor agricultural water supply, WDAFor agricultural water demand, WSEFor ecological water supply, WDEThe ecological water demand is high.
Furthermore, in the step 3), according to the landutilization transfer matrix combined with the reclassification method, the occupation ratios of different land utilization types in the region are calculated according to the landutilization transfer matrix remote sensing image data, and the specific method is as follows:
the area agricultural land occupation ratio calculation equation:
area industrial occupation ratio calculation equation:
the area living land occupation ratio calculation equation:
wherein, LURAIs a ratio of agricultural land occupation, LURIFor industrial occupation, LU1For the cultivated land area of the 1 st type in the national land utilization type classification,including paddy and dry land, LU53For the construction land area, LU, of the 5 th class and the 3 rd class of the category of the nationwide land utilization51And LU52The land is urban land and rural residential land respectively, and the LU is the total land utilization area of the region.
Furthermore, in the step 4), the ratio of the first yield increase value to the second yield increase value of the region is calculated according to the social and economic data in the regional statistical yearbook, and the specific method is as follows:
the area-to-area yield increase value ratio calculation equation:
the area second yield increase value ratio calculation equation:
wherein, VDRAIncreasing value ratio for region-one-yield, VDRIIncrease the ratio of value to yield of two products in the area, VDAIncrease value for area one yield, VDIThe value is increased for the second yield of the area, and the VD is the total added value of the area industry.
Furthermore, land occupation areas of different departments are adopted in the step 5) to reflect the supporting strength of land resources on agriculture and industry respectively; the water shortage rate of different departments is adopted to reflect the shortage state of water resources among different water-using departments. And adding 1 (ensuring that the factor is not 0) to the difference between the actually measured water quality grade and the target water quality grade to serve as a water quality factor, wherein the factor represents the difference between the actual water quality condition and the target water quality, and the soil pollution index represents the pollution degree of the soil (the default value is more than 1, namely the soil is polluted). The water quality factor and the soil pollution index are taken as environment depreciation coefficients to be included in calculation, and the larger the environment depreciation coefficient is, the smaller the cooperative safety degree of the water and soil resource coupling system is. The area industry added value ratio is used as a benefit coefficient, the greater the benefit coefficient is, the more important the collaborative security representing the industry is to the overall development of the area, and for the more important industry, the risk estimation capability of the area collaborative security is improved by tightening the value of the collaborative security, so that the difference value of 1 and the benefit coefficient is brought into the calculation of the agricultural collaborative security and the industrial collaborative security of the water and soil resource coupling system.
Furthermore, the specific algorithm of the agricultural cooperative security degree and the industrial cooperative security degree of the water and soil resource coupling system is as follows:
an agricultural collaborative safety degree calculation equation of the water and soil resource coupling system is as follows:
an industrial collaborative safety degree calculation equation of the water and soil resource coupling system is as follows:
wherein, SWSAFor the agricultural cooperative security, SWS of the water and soil resource coupling systemIFor the industrial cooperative security of the water and soil resource coupling system, WQrWQ being the measured water quality gradetThe target water quality grade of the water source, and P is the soil pollution index.
The water quality factor is used as a breaking coefficient and substituted into the agricultural water and soil resource collaborative safety degree and the industrial water and soil resource collaborative safety degree of the regional water and soil resource coupling system for calculation and evaluation, so that the restriction influence of the condition that the water quality does not reach the standard on regional agriculture and industrial development is quantified, and the increase of regional industry accounts for the higher economic benefit of the calculated water and soil resource collaborative safety degree.
Further, the concrete algorithm of the living collaborative security of the water and soil resource coupling system in the step 6) is as follows:
SWSL＝LURL*(1-WDRL)
the life coordination safety degree of the water and soil resource coupling system needs to be met preferentially, so that the influence of the benefit coefficient is not considered when the life coordination safety degree is calculated; and because most of the quality of the domestic water reaches the index of drinking water when the domestic water is output from a water supply plant, the influence of the quality of the domestic water is not considered.
Further, in the step 7), according to the regional NDVI (normalized vegetation index) and the species diversity index, the water quality factor and the soil pollution index are used as a breaking coefficient, and the ecological cooperation safety degree of the regional water and soil resource coupling system is calculated, which specifically comprises the following steps:
step 71: downloading a Chinese annual vegetation index spatial distribution set, acquiring the NDVI distribution condition of a research area,
obtaining a region NDVI representative value by adopting an area weighting method;
step 72: the method adopts a Menhiniek index method to calculate the regional biodiversity index, and the specific algorithm is as follows:
regional biodiversity index calculation equation:
wherein D is a water and soil resource coupling system biodiversity index, S is the total species number, and N is the total individual number;
step 73: ecological collaborative safety degree SWS of water and soil resource coupling systemEThe calculation equation of (a) is as follows:
and (5) providing an ecological collaborative safety concept of the water and soil resource coupling system in steps 71-73, taking the water quality factor and the soil pollution index as depreciation coefficients according to the regional NDVI (normalized vegetation index) and the species diversity index, calculating the ecological collaborative safety of the regional water and soil resource coupling system, and quantifying the support and guarantee strength of the water and soil resource coupling system on plant growth and species reproduction information.
Furthermore, in the step 8), area development positioning is combined, the living collaborative safety degree of the water and soil resource coupling system is preferentially ensured, and an analytic hierarchy process is adopted to perform weight assignment on the agricultural, industrial, living and ecological collaborative safety degree of the water and soil resource coupling system, so that the comprehensive collaborative safety degree of the area water and soil resource coupling system is calculated;
the specific algorithm of the comprehensive cooperative security of the regional water and soil resource coupling system is as follows:
SWS＝SWSA*WA+SWSI*WI+SWSL*WL+SWSE*WE
wherein SWS is the ecological collaborative safety degree W of the water and soil resource coupling systemA、WI、WL、WERespectively are weighted values of agricultural, industrial, living and ecological collaborative safety degrees of the water and soil resource coupling system;
wherein the weight value WA、WI、WL、WEIs prioritized as WLAnd the sequencing of the rest three is always the largest, the sequencing of the rest three is determined according to the industrial planning of the area, the higher the industrial priority of the larger the proportion of the industrial planning is, and the specific value is obtained by adopting an analytic hierarchy process.
In the method, the area development positioning is combined, the living collaborative security of the water and soil resource coupling system is preferentially ensured, the weight assignment is carried out by adopting the analytic hierarchy process, and then the comprehensive collaborative security of the area water and soil resource coupling system is calculated, so that the method can evaluate the collaborative security of the water and soil resource coupling system of areas with different development targets according to local conditions.
The method of the invention has the following beneficial effects:
the invention provides a multidimensional dynamic collaborative safety degree evaluation method of a regional water and soil resource coupling system from the perspective of improving comprehensiveness, comprehensiveness and dynamics of the evaluation system of the water and soil resource coupling system, the method can further optimize and enrich the existing water and soil resource evaluation method, the support guarantee level of the multidimensional evaluation water and soil resource coupling system on human life, industrial development, agricultural development and ecological environment safety is provided, the collaborative safety degree of the regional water and soil coupling system is quantitatively evaluated according to local conditions, decision reference is provided for a decision maker to comprehensively manage water and soil resources according to local actual problems and development requirements, the regional water and soil resource utilization efficiency is further improved, and technical support is provided for guaranteeing the collaborative safety of the water and soil resource coupling system.
The invention relates to a dynamic evaluation method for the cooperative security of a water and soil resource coupling system, which can carry out multi-dimensional comprehensive evaluation on the cooperative security of the regional water and soil resource coupling system under the conditions of history and current situation based on history and current situation data, can also be combined with regional water resource planning and land resource planning to predict the cooperative security of the water and soil resource coupling system under the future planning conditions, and can carry out secondary optimization on the existing water resource planning and land resource planning according to the predicted value and the prediction grade of the cooperative security so as to obtain a scheme with optimal water and soil resource comprehensive utilization benefit and further improve the management capability of the water and soil resource coupling system.
Drawings
FIG. 1 is a flow chart of the present invention;
FIG. 2 is an algorithm structure diagram of the method for evaluating the cooperative security of the water and soil resource coupling system of the present invention.
Detailed Description
The invention provides a multidimensional dynamic collaborative safety degree evaluation method of a regional water and soil resource coupling system, which brings the collaborative safety degree of industrial water and soil resources, the collaborative safety degree of living water resources and the safety degree of ecological water and soil resources into evaluation embodiment on the basis of optimizing the existing agricultural water and soil resource matching degree evaluation method, constructs a quantitative evaluation method according to local conditions, comprehensively evaluates the system safety degree of the water and soil resource coupling system through four dimensions of agriculture, life, industry and ecology, further optimizes and enriches the existing water and soil resource coupling system evaluation system, improves the comprehensiveness, comprehensiveness and dynamics of evaluation, and provides technical support for comprehensive management and efficient utilization of regional water and soil resources. The invention is described in detail below with reference to the drawings and the detailed description.
As shown in fig. 1, the method for evaluating the multidimensional dynamic collaborative security of the regional water and soil resource coupling system provided by the invention comprises the following steps:
step 1, calculating agricultural water shortage rate, industrial water shortage rate, life water shortage rate and ecological water shortage rate in a region by using a supply and demand balance analysis method, wherein the specific algorithm is as follows:
the life water shortage rate calculation equation:
the industrial water shortage calculation equation:
agricultural water shortage rate calculation equation:
ecological water shortage rate calculation equation:
wherein WDRLFor lack of water in life, WDRIFor industrial water shortage, WDRAFor agricultural water deficit rate, WDREIn terms of ecological water deficit, WSLFor domestic water supply, WDLFor water demand of life, WSIFor industrial water supply, WDIFor industrial water demand, WSAFor agricultural water supply, WDAFor agricultural water demand, WSEFor ecological water supply, WDEThe ecological water demand is high.
The agricultural, industrial, domestic and ecological water supply is obtained from water resource survey data, the agricultural, industrial and domestic water demand is obtained by a rating method, and the ecological water demand is obtained by a habitat method.
Step 2, acquiring water quality monitoring grade data of a main water quality monitoring section in an area, a water quality standard-reaching requirement grade of a corresponding section and a soil pollution index, wherein the main water quality monitoring section is a national control water quality monitoring section;
step 3, calculating to obtain the occupation ratios of different land utilization types in the region by adopting a land utilization transfer matrix and a land reclassification method according to the Landsat8 remote sensing image data, wherein the specific algorithm is as follows:
the area agricultural land occupation ratio calculation equation:
area industrial occupation ratio calculation equation:
the area living land occupation ratio calculation equation:
wherein, LURAIs a ratio of agricultural land occupation, LURIFor industrial occupation, LU1Classification of type 1 tillage area for national land utilization, including paddy and dry land, LU53For the construction land area, LU, of the 5 th class and the 3 rd class of the category of the nationwide land utilization51And LU52The land is urban land and rural residential site land respectively, and LU is the total land utilization area of the region;
step 4, calculating the ratio of the first yield increase value to the second yield increase value in the area, wherein the specific algorithm is as follows:
the area-to-area yield increase value ratio calculation equation:
the area second yield increase value ratio calculation equation:
wherein, VDRAIncreasing value ratio for region-one-yield, VDRIIncrease the ratio of value to yield of two products in the area, VDAIncrease value for area one yield, VDIIncreasing the value of the second yield of the area, and the VD is the total added value of the area industry;
step 5, according to the calculated occupied area of the land of each water department (agriculture and industry) and the water shortage rate, taking the water quality factor and the soil pollution index as the breaking coefficient, taking the area industry increment ratio as the benefit coefficient, and calculating the agricultural cooperative safety degree and the industrial cooperative safety degree of the area water and soil resource coupling system, wherein the specific algorithm is as follows:
an agricultural collaborative safety degree calculation equation of the water and soil resource coupling system is as follows:
an industrial collaborative safety degree calculation equation of the water and soil resource coupling system is as follows:
wherein, SWSAFor the agricultural cooperative security, SWS of the water and soil resource coupling systemIFor the industrial cooperative security of the water and soil resource coupling system, WQrWQ being the measured water quality gradetThe target water quality grade of the water source, and P is the soil pollution index.
Step 6, calculating the life cooperation safety degree SWS of the water and soil resource coupling system according to the regional life water shortage rate and the living land occupation ratioL：
SWSL＝LURL*(1-WDRL)
And 7, calculating the ecological cooperation safety degree of the regional water and soil resource coupling system by taking the water quality factor and the soil pollution index as the breaking coefficient according to the regional normalized vegetation index and the species diversity index, wherein the specific algorithm is as follows:
step 71: downloading a Chinese annual vegetation index spatial distribution set, acquiring the NDVI distribution condition of a research region, and acquiring a region NDVI representative value by adopting an area weighting method;
step 72: the method adopts a Menhiniek index method to calculate the regional biodiversity index, and the specific algorithm is as follows:
regional biodiversity index calculation equation:
wherein D is a water and soil resource coupling system biodiversity index, S is the total species number, and N is the total individual number;
step 73: the calculation equation of the ecological collaborative safety degree of the regional water and soil resource coupling system is as follows:
wherein, SWSEEcological coordination safety degree of a water and soil resource coupling system;
step 8, combining regional development and positioning, preferentially ensuring the life cooperation safety degree of the water and soil resource coupling system, and performing weight assignment on the agricultural, industrial, life and ecological cooperation safety degree of the water and soil resource coupling system by adopting an Analytic Hierarchy Process (AHP) so as to calculate the comprehensive cooperation safety degree of the regional water and soil resource coupling system;
the specific algorithm is as follows:
SWS＝SWSA*WA+SWSI*WI+SWSL*
WL+SWSE*WE
wherein SWS is the ecological collaborative safety degree W of the water and soil resource coupling systemA、WI、WL、WEThe weights of the agricultural, industrial, domestic and ecological cooperative security degrees of the water and soil resource coupling system are respectively obtained by an analytic hierarchy process.
On the basis of a typical agricultural water and soil resource matching degree evaluation method, the invention designs a multi-dimensional collaborative safety degree quantitative evaluation method which reflects the effects of a water and soil resource coupling system on human life, industrial development and ecological environment safety support guarantee, realizes the idea of taking local conditions in the resource evaluation process by incorporating the regional development direction and industrial layout as important influence factors into the calculation process, realizes the dynamic property of the evaluation method by setting a plurality of adjustable parameters, and provides technical support for comprehensive management and efficient utilization of regional water and soil resources.
The present invention is not limited to the above-mentioned preferred embodiments, and any structural changes made under the teaching of the present invention shall fall within the protection scope of the present invention, which has the same or similar technical solutions as the present invention.
Claims (9)
1. A multi-dimensional dynamic collaborative security degree evaluation method for a regional water and soil resource coupling system is characterized by comprising the following steps:
step 1, calculating agricultural water shortage rate, industrial water shortage rate, domestic water shortage rate and ecological water shortage rate in a region by using a supply and demand balance analysis method;
step 2, acquiring water quality monitoring grade data of a main water quality monitoring section in the area, a water quality standard-reaching requirement grade of a corresponding section and a soil pollution index; the main water quality monitoring section is a state control monitoring section;
step 3, calculating to obtain the occupation ratios of different land utilization types in the region by adopting a land utilization transfer matrix and a land reclassification method according to the Landsat8 remote sensing image data; the occupation ratios of different land utilization types in the areas comprise the occupation ratio of the agricultural land in the areas, the occupation ratio of the industrial land in the areas and the occupation ratio of the living land in the areas after reclassification;
step 4, calculating the ratio of the increased value of the first yield in the area and the ratio of the increased value of the second yield in the area;
step 5, according to the land occupation area and the water shortage rate of agricultural and industrial departments, respectively calculating the agricultural cooperative safety degree and the industrial cooperative safety degree of the regional water and soil resource coupling system by taking the water quality factor and the soil pollution index as the breaking coefficient and the regional industry added value ratio as the benefit coefficient;
step 6, calculating the life cooperation safety degree of the water and soil resource coupling system according to the regional life water shortage rate and the living land occupation ratio;
step 7, according to the regional normalized vegetation index NDVI and the species diversity index, taking the water quality factor and the soil pollution index as the breaking coefficient, and calculating the ecological cooperation safety degree of the regional water and soil resource coupling system;
and 8, combining regional development and positioning, preferentially ensuring the life cooperation safety degree of the water and soil resource coupling system, and carrying out weight assignment on the agricultural, industrial, life and ecological cooperation safety degree of the water and soil resource coupling system by adopting an analytic hierarchy process so as to calculate the comprehensive cooperation safety degree of the regional water and soil resource coupling system.
2. The method for evaluating the multidimensional and dynamic collaborative security degree of the regional water and soil resource coupling system according to claim 1, wherein in the step 1:
the water shortage rate in life is as follows:
the industrial water shortage rate is as follows:
the agricultural water shortage rate is as follows:
the ecological water shortage rate is as follows:
wherein WSLFor domestic water supply, WDLFor water demand of life, WSIFor industrial water supply, WDIFor industrial water demand, WSAFor agricultural water supply, WDAFor agricultural water demand, WSEFor ecological water supply, WDEThe ecological water demand is high.
3. The method for evaluating the multidimensional and dynamic collaborative security degree of the regional water and soil resource coupling system according to claim 2, wherein in the step 3:
the area agricultural land occupation ratio is as follows:
the area industrial occupation ratio is as follows:
regional growingThe ratio of the active areas is as follows:
wherein, LU1Classification of type 1 tillage area for national land utilization, including paddy and dry land, LU53For the construction land area, LU, of the 5 th class and the 3 rd class of the category of the nationwide land utilization51And LU52The land is urban land and rural residential land respectively, and the LU is the total land utilization area of the region.
4. The method for evaluating the multidimensional and dynamic collaborative security degree of the regional water and soil resource coupling system according to claim 3, wherein in the step 4:
the area one yield increase value ratio is as follows:
the area second yield increase value ratio is as follows:
wherein, VDAIncrease value for area one yield, VDIThe value is increased for the second yield of the area, and the VD is the total added value of the area industry.
5. The method for evaluating the multidimensional and dynamic collaborative security degree of the regional water and soil resource coupling system according to claim 4, wherein in the step 5:
agricultural collaborative safety degree SWS of water and soil resource coupling systemAThe calculation equation of (a) is:
industrial collaborative safety degree SWS of water and soil resource coupling systemIThe calculation equation of (a) is:
wherein, WQrWQ being the measured water quality gradetThe target water quality grade of the water source, and P is the soil pollution index.
6. The method for evaluating the multidimensional and dynamic collaborative security degree of the regional water and soil resource coupling system according to claim 5, wherein in the step 6:
life collaborative safety degree SWS of water and soil resource coupling systemLComprises the following steps:
SWSL＝LURL*(1-WDRL)。
7. the method for evaluating the multidimensional and dynamic collaborative security degree of the regional water and soil resource coupling system according to claim 6, wherein the step 7 specifically comprises the following steps:
step 71: downloading a Chinese annual vegetation index spatial distribution set, acquiring the NDVI distribution condition of a research region, and acquiring a region NDVI representative value by adopting an area weighting method;
step 72: calculating a regional biodiversity index by using a Menhiniek index method; the specific algorithm is as follows:
wherein D is a water and soil resource coupling system biodiversity index, S is the total species number, and N is the total individual number;
step 73: ecological collaborative safety degree SWS of regional water and soil resource coupling systemEThe calculation equation is as follows:
8. the method for evaluating the multidimensional and dynamic collaborative security degree of the regional water and soil resource coupling system according to claim 7, wherein in the step 8:
the comprehensive collaborative safety SWS of the regional water and soil resource coupling system is as follows:
SWS＝SWSA*WA+SWSI*WI+SWSL*WL+SWSE*WE
wherein, WA、WI、WL、WEThe weights of the agricultural, industrial, domestic and ecological cooperative security degrees of the water and soil resource coupling system are respectively obtained by an analytic hierarchy process.
9. The method for evaluating the multi-dimensional dynamic collaborative security of the regional water and soil resource coupling system according to claim 1, wherein the agricultural, industrial, domestic and ecological collaborative security is normalized, so that the obtained collaborative security is a dimensionless value between (0, 1), thereby facilitating the comparative evaluation of the collaborative security in different regions.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114418446A (en) * | 2022-01-28 | 2022-04-29 | 哈尔滨工业大学 | Quantitative assessment method for water resource shortage |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102819669A (en) * | 2012-07-20 | 2012-12-12 | 中国农业科学院农田灌溉研究所 | Method for calculating potential of water and land resources of regional agriculture |
| US20180058932A1 (en) * | 2016-08-12 | 2018-03-01 | China Institute Of Water Resources And Hydropower Research | Method for analyzing the types of water sources based on natural geographical features |
| CN109685393A (en) * | 2019-01-17 | 2019-04-26 | 北京师范大学 | A kind of geological resource Environmental Status evaluation method suitable for environmental area |
| KR102006826B1 (en) * | 2019-02-11 | 2019-08-02 | 부경대학교 산학협력단 | DEVICE AND METHOD for assessing groundwater contamination vulnerability considering land use |
| CN110189059A (en) * | 2019-06-17 | 2019-08-30 | 北京师范大学 | A kind of basin water systematic collaboration Bearing Capacity Evaluation index system construction method |
| CN110363356A (en) * | 2019-07-17 | 2019-10-22 | 长安大学 | A kind of water and soil resources space and time optimization configuration method of ecology-oriented |
| CN110533326A (en) * | 2019-08-30 | 2019-12-03 | 河海大学 | A kind of water-related Eco-environmental Carrying Capacity estimates regulator control system |
| US20210018484A1 (en) * | 2019-05-24 | 2021-01-21 | Southern University Of Science And Technology | Method for assessing water shortage risk, device, computer device and storage medium |
-
2021
- 2021-02-03 CN CN202110147000.4A patent/CN112785189A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102819669A (en) * | 2012-07-20 | 2012-12-12 | 中国农业科学院农田灌溉研究所 | Method for calculating potential of water and land resources of regional agriculture |
| US20180058932A1 (en) * | 2016-08-12 | 2018-03-01 | China Institute Of Water Resources And Hydropower Research | Method for analyzing the types of water sources based on natural geographical features |
| CN109685393A (en) * | 2019-01-17 | 2019-04-26 | 北京师范大学 | A kind of geological resource Environmental Status evaluation method suitable for environmental area |
| KR102006826B1 (en) * | 2019-02-11 | 2019-08-02 | 부경대학교 산학협력단 | DEVICE AND METHOD for assessing groundwater contamination vulnerability considering land use |
| US20210018484A1 (en) * | 2019-05-24 | 2021-01-21 | Southern University Of Science And Technology | Method for assessing water shortage risk, device, computer device and storage medium |
| CN110189059A (en) * | 2019-06-17 | 2019-08-30 | 北京师范大学 | A kind of basin water systematic collaboration Bearing Capacity Evaluation index system construction method |
| CN110363356A (en) * | 2019-07-17 | 2019-10-22 | 长安大学 | A kind of water and soil resources space and time optimization configuration method of ecology-oriented |
| CN110533326A (en) * | 2019-08-30 | 2019-12-03 | 河海大学 | A kind of water-related Eco-environmental Carrying Capacity estimates regulator control system |
Non-Patent Citations (3)
| Title |
|---|
| 宋泽宇: ""山西省汾河上游水生态承载力评价——以宁武县为例"", 《中国优秀博硕士学位论文全文数据库(硕士) 工程科技I辑》, pages 2 - 4 * |
| 张青峰;张翔;田龙;: "区域农业水土资源利用分区指标体系建设方案――以西北旱区为例", 中国农业资源与区划, no. 09 * |
| 王滨;张发旺;陈立;程彦培;: "黑龙港地区水土资源经济系统耦合协调评价研究", 水土保持通报, no. 02 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114418446A (en) * | 2022-01-28 | 2022-04-29 | 哈尔滨工业大学 | Quantitative assessment method for water resource shortage |
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