CN116844405A - Planning model and planning method for zero-carbon city - Google Patents
Planning model and planning method for zero-carbon city Download PDFInfo
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Abstract
A zero-carbon city planning model comprises a city planning model body, wherein the city planning model body consists of a city centralized construction area, a non-centralized construction area, an energy large base and an ecological carbon sink area, the energy large base and the ecological carbon sink area are used for providing zero-carbon electric power for production and living of the city centralized construction area, and the ecological carbon sink area is used for carrying out ecological carbon sink carbon sequestration on carbon emission of the city centralized construction area, so that the whole city planning model achieves zero carbon emission. According to the invention, based on the urban zero-carbon target, the total carbon emission amount of a single urban fragment is calculated under different conditions, a novel energy infrastructure system is perfected and a space development optimization scheme is provided by preparing a fragment carbon neutralization index system and a multi-network fusion low-carbon development path, and the carbon emission limit and the carbon neutralization index requirement are decomposed and implemented to different levels such as a fragment-unit-land block, so that the total carbon emission amount control and the strength control of fragment development are realized.
Description
Technical Field
The invention relates to the technical field of green city planning, relates to a zero-carbon city planning model and a zero-carbon city planning method, and in particular relates to a zero-carbon city-based planning model and a low-carbon intelligent patch planning method thereof.
Background
The construction area of the global city only occupies 3% of the land area of the earth, but is the most concentrated space of various resource elements and economic and social activities, is also the main source of artificial greenhouse gas emission, and occupies 75% of the total carbon dioxide emission amount of fossil fuels, so that the city also becomes the main matrix for developing carbon emission reduction actions and implementing low-carbon development strategies. Besides urban construction land, urban administrative areas in China also comprise rural areas such as mountains, waters Lin Tianhu and the like, and even deserts, gobi, oceans and the like, and renewable energy sources and carbon sink bases can be constructed according to local conditions.
In the future, china will gradually change from energy consumption total amount and intensity regulation to carbon emission total amount and intensity double control system. In the field of urban area comprehensive development, the carbon emission allowance is determined from top to bottom by taking the provincial carbon dioxide emission action scheme as a guide, a low-carbon smart city planning method (hereinafter referred to as a planning method) is explored, a perfect comprehensive energy planning system is formed, the urban energy utilization efficiency and the carbon emission reduction force are greatly improved, and the comprehensive low-carbon transformation of the urban area is promoted. Therefore, a planning model and a planning method of a zero-carbon city are designed to overcome the problems.
Disclosure of Invention
The invention aims to overcome the defects of the background technology and provide a planning model and a planning method of a zero-carbon city.
The invention provides the following technical scheme: the utility model provides a planning model in zero carbon city, includes the city planning model body, the city planning model body is concentrated construction district, non-concentrated construction district, energy big foundation and ecological carbon sink district by the city and is constituteed, wherein energy big foundation, non-concentrated construction district are used for arranging centralized, distributed clean energy facility and provide zero carbon electric power to the production life in the concentrated construction district of city, ecological carbon sink district is used for carrying out ecological carbon sink solid carbon to the concentrated construction district carbon emission of city to realize that whole city planning model reaches zero carbon emission.
As preferable: the energy source large base is composed of a centralized photovoltaic module, an offshore wind power module, a hydropower station module and the like, the centralized photovoltaic module is composed of a plurality of photovoltaic power stations, the photovoltaic power stations are arranged in unutilized lands such as deserts and gobi with rich illumination resources, the offshore wind power module is composed of a plurality of wind power generation fields arranged on the sea, the hydropower station module is composed of a plurality of hydropower stations arranged on the large river, and zero-carbon electric power is provided for urban centralized construction areas through centralized photovoltaic and wind power and hydropower devices. The non-centralized construction area is composed of villages and towns, and is used for providing clean energy for the urban centralized construction area through rural energy revolution on the basis of realizing energy source consistent supply. The ecological carbon sink zone consists of ecological forest lands and farmland and is used for carrying out ecological carbon sink carbon fixation on carbon emission of the urban centralized construction zone.
As preferable: the city centralized construction area consists of a built area, a park green land, an industrial platform, an industrial new area and reserved land, and is a functional area for realizing total carbon emission control in a zero-carbon city planning model, wherein the industrial new area is a low-carbon intelligent area and is an important research object for applying a planning method.
The method is mainly used for planning a low-carbon smart city planning in the zero-carbon city planning model, the method comprises four aspects of an analysis layer, an index layer, a scheme layer and an operation layer from top to bottom, planning, analyzing and operating are sequentially conducted on the low-carbon smart city planning by the analysis layer, the index layer, the scheme layer and the operation layer, the analysis layer is specifically urban carbon emission comprehensive analysis, the urban carbon emission comprehensive analysis comprises two aspects of resource environment basic evaluation and carbon emission special evaluation, the resource environment basic evaluation is evaluated by the five aspects of climate conditions, renewable energy sources, land resources, water resources and ecological environments, the carbon emission special evaluation is evaluated by the five aspects of energy source field, building field, traffic field, waste treatment and green land carbon sink, and the urban low-carbon development comprehensive analysis is conducted by combining upper-level connection planning, technical economic analysis and policy and environment interpretation.
As preferable: the index layer consists of two parts, namely an urban area carbon emission allowance and a green low-carbon index system, wherein the urban area carbon emission allowance limits the total carbon emission amount of the area, the green low-carbon index system carries out index feedback on a low-carbon smart urban area carbon emission model through two dimensions of a time dimension and a carbon emission dimension, and a scheme layer scheme is formulated through the two dimensions; the time dimension is specifically a near term, a middle term and a long term target, and the carbon emission dimension is a multi-field zero carbon smart scene and is used for realizing the overall carbon emission total control of the low carbon smart city patch.
As preferable: the scheme layer is a multi-network integration planning scheme, which consists of a blue-green interweaved ecological network, a green healthy building network, a clean high-efficiency energy network, a circulating waste-free resource network, a zero-carbon convenient traffic network and an intelligent interaction service network, and is used for providing a specific scheme for an operation layer and facilitating specific implementation of the operation layer combination scheme.
As preferable: the operation layer is composed of two parts, namely construction planning management and control and facility space layout, wherein the construction planning management and control is composed of a slice area layer, a unit layer and a land block layer, the facility space layout is composed of novel infrastructure and a universal energy network close to an end user area, and a homeland space planning optimization scheme is provided through the construction planning management and control and the facility space layout, so that the total carbon emission control of a low-carbon smart city slice area real-zero-carbon city planning model is realized, and the establishment of a low-carbon smart city is finally realized.
As preferable: and the construction planning controls the urban area carbon emission allowance and the green low-carbon index system passing through the index layer to conduct indexes at three levels of 'area-unit-land block'.
The invention relates to a planning model and a planning method of a zero-carbon city, which aim to reasonably determine the total carbon emission of each urban area, on one hand, the unified caliber is needed in the action scheme programming process of provincial and municipal level, and the prediction research of the carbon emission of important urban areas is developed deeply; on the other hand, from a larger pattern and a wider field of view, the problem of global situation is solved by compiling and implementing regional action schemes, and major infrastructure layout, clean energy utilization and carbon sink base construction are comprehensively planned by combining provincial and urban main body functional areas.
Drawings
FIG. 1 is a schematic diagram of a zero-carbon city planning model in accordance with the present invention.
FIG. 2 is a schematic diagram of a low-carbon smart tile planning method according to the present invention.
Detailed Description
To make the above objects, features and advantages of the present invention more comprehensible, the following embodiments are presented in order to illustrate the present invention, but the present invention can be practiced in other manners different from those described herein, and thus the present invention is not limited to the specific embodiments disclosed below.
In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.
The utility model is shown in fig. 1, and comprises a city planning model body, wherein the city planning model body comprises a city concentrated construction area, a non-concentrated construction area, an energy large base and an ecological carbon sink area, the energy large base and the non-concentrated construction area are used for arranging centralized and distributed clean energy facilities to produce and live the city concentrated construction area to provide zero-carbon electric power, and the ecological carbon sink area is used for carrying out ecological carbon sink carbon fixation on carbon emission of the city concentrated construction area, so that the whole city planning model achieves zero-carbon emission.
The energy source large base is in compliance with low carbonization and clean development of energy source structures in China and comprises a centralized photovoltaic module, an offshore wind power module, a hydropower station module and the like, wherein the centralized photovoltaic module comprises a plurality of photovoltaic power stations which are arranged in unutilized lands such as deserts and gobi with rich illumination resources, the offshore wind power module comprises a plurality of wind power generation fields arranged on the sea, and the hydropower station module comprises a plurality of hydropower stations arranged on the large river and provides zero-carbon electric power for urban centralized construction areas through centralized photovoltaic, wind power and hydropower devices. The non-centralized construction area is composed of villages and towns, and is used for providing clean energy for the urban centralized construction area through rural energy revolution on the basis of realizing energy source consistent supply. The ecological carbon sink zone consists of ecological forest lands and farmland and is used for carrying out ecological carbon sink carbon fixation on carbon emission of the urban centralized construction zone.
The city centralized construction area consists of a built area, a park green land, an industrial platform, an industrial new area and reserved land, and is a functional area for realizing total carbon emission control in a zero-carbon city planning model, wherein the industrial new area is a low-carbon intelligent area and is an important research object for applying a planning method.
The calculation formula of the zero-carbon urban carbon emission is as follows:
∑C0 2 discharge of ＝C0 2, directly +C0 2, indirectly ≤C0 2, ecological area carbon sink
The direct carbon emission is carbon dioxide generated by consumption of fossil energy in an urban administrative area (namely, carbon dioxide emission of energy activities), the indirect carbon emission is carbon emission contained in electric power outside the urban administrative area, and the carbon sink is carbon fixation amount for converting carbon dioxide into carbohydrate to be fixed in vegetation and soil in forest vegetation and the like in an ecological carbon sink area in the urban administrative area. According to the model, zero carbon urban carbon emission mainly comes from the bi-gasification carbon emission generated by fossil energy consumption in the urban centralized built-up area, and the calculation formula can be converted into:
∑C0 2 urban emission ＝C0 2, build-up area +C0 2, industry platform +C0 2, industry newcastle +C0 2, reserve discharge -C0 2, park carbon sink ≤C0 2, ecological area carbon sink
As shown in fig. 2, the method is mainly used for planning a low-carbon smart city planning in the zero-carbon city planning model, the method comprises four aspects of an analysis layer, an index layer, a scheme layer and an operation layer from top to bottom, and the low-carbon smart city planning model is planned, analyzed and operated sequentially through the analysis layer, the index layer, the scheme layer and the operation layer, wherein the analysis layer is specifically urban carbon emission comprehensive analysis, the urban carbon emission comprehensive analysis comprises two aspects of resource environment basic evaluation and carbon emission special evaluation, the resource environment basic evaluation is evaluated through five aspects of climate conditions, renewable energy sources, land resources, water resources and ecological environments, the carbon emission special evaluation is evaluated through five aspects of energy field, building field, traffic field, waste treatment and green carbon sink, and the urban carbon emission comprehensive analysis is performed by combining with the upper planning and linking, technical economic analysis and environmental interpretation.
The index layer consists of two parts, namely an urban area carbon emission allowance and a green low-carbon index system, wherein the urban area carbon emission allowance limits the total carbon emission amount of the area, the green low-carbon index system carries out index feedback on a low-carbon smart urban area carbon emission model through two dimensions of a time dimension and a carbon emission dimension, and a scheme layer scheme is formulated through the two dimensions; the time dimension is specifically a near term, a middle term and a long term target, and the carbon emission dimension is a multi-field zero carbon smart scene and is used for realizing the overall carbon emission total control of the low carbon smart city patch.
The scheme layer is a multi-network integration planning scheme, which consists of a blue-green interweaved ecological network, a green healthy building network, a clean high-efficiency energy network, a circulating waste-free resource network, a zero-carbon convenient traffic network and an intelligent interaction service network and is used for providing a specific scheme for an operation layer and facilitating specific implementation of the operation layer combination scheme.
The operation layer is composed of two parts, namely construction planning management and control and facility space layout, wherein the construction planning management and control is composed of a slice area layer, a unit layer and a land block layer, the facility space layout is composed of novel infrastructure and a universal energy network close to an end user area, and a homeland space planning optimization scheme is provided through the construction planning management and control and the facility space layout, so that the total carbon emission control of a low-carbon smart city slice area real-zero-carbon city planning model is realized, and the establishment of a low-carbon smart city is finally realized.
And the construction planning controls the urban area carbon emission allowance and the green low-carbon index system passing through the index layer to conduct indexes at three levels of 'area-unit-land block'.
The calculation formula of the carbon emission of the low-carbon smart plate area is as follows:
and establishing a carbon emission calculation model covering energy sources, buildings, traffic, wastes and green land carbon sinks according to the energy consumption field. According to the energy consumption, the waste water is converted into electric power, natural gas, gasoline, garbage disposal, sewage treatment, carbon sink and the like.
∑C0 2 slice zone discharge ＝C0 2, electric power +C0 2, natural gas +C0 2, gasoline +C0 2, garbage disposal +C0 2, sewage treatment -C0 2, green land carbon sink ≤C0 2 discharge limit
For convenience of understanding, a specific planning method in the present invention is described:
(1) Developing basic evaluation of resource environment elements
The resource environment elements in the range of the planned urban area are comprehensively evaluated, including the land atmosphere Hou Tiaojian (annual temperature, solar radiation, sunlight, rainfall) and renewable energy resources (solar energy, geothermal energy, wind energy, tidal energy and the like) are investigated, and the available land resources, water resources and ecological environment are integrally evaluated in combination with the homeland space planning.
(2) The base number is found out, and the carbon emission reduction potential is comprehensively analyzed
Comprehensive analysis is carried out on energy sources, buildings, traffic, wastes, green lands and the like of planned urban areas, on one hand, carbon emission base numbers are analyzed through carbon emission and carbon sink current situation analysis, and on the other hand, carbon emission reduction potential is excavated, so that a foundation is laid for building a carbon emission model.
(3) Determining regional carbon emission limit and constructing an index system
And analyzing and reading the upper planning, carrying out multi-scenario analysis based on current development, advanced targeting, future targets and the like, establishing an evaluation model, reasonably determining the total carbon emission amount and emission standard, constructing a green low-carbon index system, and defining a management and control unit according to the urban leading function to conduct the carbon emission allowance and the index system downwards.
(4) Formulating differentiated carbon emission reduction strategies and routes
The method comprises the steps of identifying key fields and influencing elements of carbon emission reduction in urban areas, making a multi-network fusion planning scheme and a differentiated carbon emission reduction strategy path, focusing 'integration of source, network, load and storage' and complementation of multiple functions, furthest promoting utilization and absorption of clean new energy in each field from three dimensions of energy supply, energy consumption and energy management, guiding carbon reduction technology application, establishing project carbon emission evaluation system, exploring differentiated control measures under carbon emission intensity control, and strictly restricting the total amount of carbon emission in areas so as to realize zero-carbon smart city construction.
(5) Implementing infrastructure system, defining town optimization direction
According to the actual conditions of urban natural resource endowment and economic and social development, the urban and rural infrastructure systematic construction and green transformation development are promoted, and the configuration content and scale of each level of facility and the short-circuit board strong and weak item planning measures are defined; the urban space form, the homeland space development and utilization and the regional carbon pattern optimization scheme are provided in compliance.
The key points of the planning method in the invention are as follows:
(1) Urban sheet area carbon emission total amount prediction and control
In order to reasonably determine the total carbon emission amount of urban areas, on one hand, the aperture is unified in the provincial and municipal level action scheme compiling process, the important urban area carbon emission prediction research is developed in depth, and the target decomposition management and control is determined; on the other hand, from a larger pattern and a wider field of view, the problem of global situation is solved by compiling and implementing regional action schemes, and major infrastructure layout, clean energy utilization and carbon sink base construction are comprehensively planned by combining provincial and urban main body functional areas.
(2) Construction and setting of index system with zero carbon as target
Based on carbon emission quantitative analysis and technical economy analysis, future scenes are generated through means of assumption, prediction, simulation and the like, a complete index system is constructed through comprehensive scene analysis, setting of a double-carbon target is completed according to a time dimension and a carbon emission dimension, and constraint and guiding management and control indexes are provided.
The time dimension is suitable for setting three development stages of recent, medium and long periods, and the three stages, namely, the compaction of a low-carbon development foundation, the excavation of energy-saving and emission-reducing potential and the realization of targets as expected, are respectively formulated, namely, specific measures adopted by different planning tasks.
The carbon emission dimension is combined with urban development rules and construction plans, a large number of mature and advanced new energy and renewable energy technologies are introduced, the economic and social development level and the technology development potential are comprehensively considered, energy-saving standards in different stages are set, and urban production and living scene modes with green low carbon and near zero carbon as targets are created.
(3) Planning management and control system embodying hierarchical classification thought
In order to ensure the implementation of planning landing, the management and control thought of hierarchical classification needs to be embodied, the three aspects of index system, facility layout and planning and control are stressed, three layers of 'section-unit-land parcels' also need to be programmed corresponding to the current urban control detailed planning, the planning tasks of different layers are comprehensively controlled from macroscopic level to microscopic level, and the planning content is implemented step by step to the urban construction level through the urban planning management system.
And the slice layer takes the implementation of evaluating resource environment elements, constructing a slice zero-carbon scene, measuring and calculating the total carbon emission, setting a green low-carbon index system, establishing an implementation scheme corresponding to space planning and compiling a macroscopic control layer as core content, and aims to draw major infrastructure projects and reserve pipe network gallery space.
And (3) decomposing and implementing the regional layer management and control indexes on the unit layer, carrying out balance control on the total carbon emission of unit development, defining the site selection of major infrastructure projects, and incorporating the related management and control indexes and facility site selection into a city unit control detailed planning result file.
The land development and construction standard is defined on the land layer, and the land development intensity and the space scheme are guided to be optimized through the application of differentiated, diversified and local carbon reduction technology.
The method comprises the specific thinking that a planning model of a zero-carbon city is designed firstly, the carbon emission total amount limit of each functional area is determined according to city resource endowment, the carbon emission total amount of the area is calculated by setting a future low-carbon scene target and an index system aiming at a low-carbon smart area, total amount balance is realized, a multi-network fusion low-carbon development path is formulated according to the total amount balance, control indexes are conducted step by step from top to bottom, development of the low-carbon smart area is guided, and therefore zero-carbon city target construction is realized.
The implementation route of the invention is as follows:
(1) Enlarged area ecological carbon pattern
And (3) the land in the whole area of the area is advanced to be remedied, the construction land of villages and towns is reclaimed, the land with ten thousand mu of fertile farmlands is created as bright spots, the concentrated continuous cultivation of the cultivated lands is realized, and the ecological space of the urban field experienced by agriculture is laid in the city. The current sewage treatment plant landscape water supply is fully utilized, the wetland park is planned, newly excavated river channels are utilized to lead water into the city, the current river network water system is combined, the blue-green space axis is strengthened, the zero-carbon theme park is built, and the city green center is created.
(2) Optimizing homeland space development and utilization
Promoting the group development of the plate area, reasonably determining the development intensity of the plate area, and controlling the population scale according to the principle of 1 ten thousand people per square kilometer. Fully consider the balance of job and living, promote the fusion of the production city, reduce the remote commute, advocate green low carbon trip. The subway station is combined to guide the height layout of the building according to aviation height limiting requirements, so that a compact urban form with compact density is formed, and urban heat island effect and air pollution are effectively relieved by combining the surrounding rural ecological sheet areas of the sheet areas.
(3) Construction of novel infrastructure system
The overall efficiency of the energy system is improved through 'source, net, load and storage' integrated collaborative planning, and a clean low-carbon energy system is constructed. And constructing a centralized photovoltaic and decentralized fan in the peripheral field, and creating a green economic demonstration area integrating wind-solar power generation, agricultural sightseeing and study leisure. The urban area alternating current-direct current hybrid intelligent micro-grid is pushed to be applied to multiple photovoltaic scenes, distributed photovoltaic, energy storage and bidirectional charging facilities and users are comprehensively arranged, and the urban area alternating current-direct current hybrid intelligent micro-grid is built. The integrated energy stations of the construction areas such as the business center, the science and creation center and the like are combined to provide centralized cooling and heating services for business offices and public buildings. And constructing a public parking lot integrating light collection, electricity storage, electricity replacement, three-dimensional parking and service stations, and perfecting infrastructure such as rainwater, sewage and solid waste treatment.
(4) Enhanced patch development planning management and control
According to city function forms and energy demand prediction, planning management and control units are divided, indexes such as carbon emission limit of a region, renewable energy development, green land carbon sink and the like are decomposed and implemented, a control region with special intention of zero carbon construction is planned, and planning management and control is enhanced. The green low-carbon technology such as renewable energy source utilization, traffic structure and energy consumption optimization, water resource utilization, garbage and energy recovery and the like of the green building is developed, the application of the carbon reduction technology is realized in the construction of the land, and the land development intensity management and control and the space scheme optimization are guided.
DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION
Taking the Lin Ping nan melting plate as an example, the Lin Ping nan melting plate is positioned in the south of Lin Ping Xin City, is a junction of development axes of Huzhou, huantai lake, hang Ning and the like, is a portal area of Hangzhou connected to Shanghai, is a key area of a main urban area of Hangzhou in Ling Ping region, and is a core area for future city construction and development. The integral positioning of the patch is Jiang Shu intelligent city, the target construction becomes a fourth center of Hangzhou main city, and durable and powerful power is provided for Hangzhou construction of modern international metropolitan areas.
Resource evaluation (one)
The south-melting plate is a new urban building area, and planning focuses on resource evaluation of renewable resources and land resources of the areas.
(1) Renewable resources
Under the influence of policies, the solar energy resources are mainly evaluated, the plain area in northeast China of Hangzhou in the south China is flat in topography and sufficient in illumination, is one of the most abundant areas of the solar energy resources in Zhejiang province, has the total radiation of 4600 megajoules per square meter in average year, and is suitable for developing the solar energy resources.
(2) Land resource
The total land area of the regional planning is 25.16 square kilometers, wherein the non-construction land is 3.08 square kilometers, the occupied ratio is 12.23%, and the regional land comprehensive improvement is combined to provide conditions for developing agricultural light complementary projects around cities along the rural ecological functional areas reserved in the western traffic corridor planning.
(II) total carbon emission accounting
Because of the lack of upper planning carbon emission allowance control, for the emission coefficient/carbon fixation coefficient level in the related field of the carbon emission accounting method proposal created by various low carbon demonstration in Shanghai city, regional carbon emission peak measurement is carried out from bottom to top according to the total development and construction amount of the sheet region, the total carbon emission amount after the completion of the sheet region construction is estimated to be about 266.8 ten thousand tons, wherein the direct carbon emission of natural gas, gasoline, household garbage, sewage treatment and the like is about 35.6 ten thousand tons, the indirect carbon emission is about 232.2 ten thousand tons, the greening carbon sink is about 1 ten thousand tons, and the carbon emission peak measurement is detailed in the table 1-1.
Table 1-1 peak measurement of carbon emissions in the sheet zone
Through measurement and calculation, the key field of carbon emission of the area is identified as the power energy supply, and the energy supply needs to be further optimized from the source; the use of gasoline and the treatment of household garbage for resident vehicle travel are secondary factors for reducing carbon emission, and the green travel of public transportation and the recycling utilization of garbage are further advocated; carbon emission generated by natural gas and sewage treatment is relatively low, green land carbon sink contribution is limited, but the addition of green space can effectively regulate urban climate, relieve urban heat island effect, reduce energy consumption and indirectly promote regional energy conservation and carbon reduction.
(III) target setting
According to the development and construction rules of urban areas, the south fusion plate targets are divided into near, middle and far stages.
In 2025, development of a propulsion area is accelerated, and a low-carbon development foundation is tamped. Perfecting novel energy facilities, constructing agricultural light complementary centralized photovoltaic power generation, distributed comprehensive energy stations and popular charging pile configuration, and constructing a diversified green energy supply system; the energy-saving technology research and development and product application are supported, and an energy internet and energy efficiency monitoring management platform is built.
In 2030, the construction of the sheet area is basically molded, and the potential of energy conservation and carbon reduction is excavated. Realizing the large-scale motorization of the automobile, replacing new energy sources of the stored-quantity fuel oil automobile, and expanding the application of hydrogen energy; the standard of the new civil building assembly type construction and the standard of the green building reach 100 percent, the building solar photovoltaic integration is promoted, and the renewable energy substitution rate of the building is improved.
In 2060, the goal is fully realized, and the zero-carbon smart city sheet area is built. The propulsion energy is used for unhooking with carbon emission, and the national and provincial level realizes quasi-zero carbonization of energy supply; the electric automobile is comprehensively popularized, an intelligent traffic system is built, and zero carbon emission in the road traffic field is realized; the electrified development of building heating, domestic hot water, cooking and the like is guided, and civil fuel gas carbon emission is eliminated; and the utilization ratio of the clean zero-carbon power supply in the sheet area is improved, and the zero-carbon target is realized by combining green land carbon sink and carbon capture.
(IV) construction of zero-carbon index system
And determining a south-melting plate zero-carbon index system by combining actual conditions and future development of the plate areas, wherein the zero-carbon index system comprises contents such as carbon emission limit, energy, construction, traffic, green land, waste, carbon management and the like, and specific indexes are shown in tables 1-2.
Table 1-2 zero carbon urban sheet area evaluation index system
The present invention is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present invention are intended to be included in the scope of the present invention.
Claims (8)
1. The utility model provides a planning model in zero carbon city, includes city planning model body, its characterized in that: the urban planning model body consists of a urban centralized construction area, a non-centralized construction area, an energy large base and an ecological carbon sink area, wherein the energy large base and the non-centralized construction area are used for arranging centralized and distributed clean energy facilities to produce and live the urban centralized construction area so as to provide zero-carbon power, and the ecological carbon sink area is used for carrying out ecological carbon sink carbon fixation on carbon emission of the urban centralized construction area, so that the whole urban planning model achieves zero-carbon emission.
2. The model for planning a zero-carbon city of claim 1, wherein: the energy large-scale base consists of a centralized photovoltaic module, an offshore wind power module and a hydropower station module, the centralized photovoltaic module consists of a plurality of photovoltaic power stations, the photovoltaic power stations are arranged in desert or gobi unutilized lands with rich illumination resources, the offshore wind power module consists of a plurality of wind power generation fields arranged on the sea, the hydropower station module consists of a plurality of hydropower stations arranged on large rivers of the large river, zero-carbon electric power is provided for urban centralized construction areas through centralized photovoltaic, wind power and hydropower devices, the non-centralized construction areas consist of villages and towns and are used for providing clean energy for the urban centralized construction areas, and the ecological carbon sink areas consist of ecological forest lands and farmland and are used for carrying out ecological carbon sink carbon fixation on carbon emission of the urban centralized construction areas.
3. The model for planning a zero-carbon city of claim 2, wherein: the city centralized construction area consists of a built area, a park green land, an industrial platform, an industrial new area and reserved land, and is a functional area for realizing total carbon emission control in a zero-carbon city planning model, wherein the industrial new area is a low-carbon smart area.
4. A planning method using the zero-carbon city planning model of any one of claims 1-3, characterized by: the method is used for planning a low-carbon smart zone in a zero-carbon city planning model, and comprises four aspects of an analysis layer, an index layer, a scheme layer and an operation layer from top to bottom, the low-carbon smart zone is planned, analyzed and operated sequentially through the analysis layer, the index layer, the scheme layer and the operation layer, wherein the analysis layer is specifically urban zone carbon emission comprehensive analysis, the urban zone carbon emission comprehensive analysis comprises two aspects of resource environment basic evaluation and carbon emission special evaluation, the resource environment basic evaluation is evaluated through five aspects of climate conditions, renewable energy sources, land resources, water resources and ecological environments, the carbon emission special evaluation is evaluated through five aspects of energy source field, building field, traffic field, waste treatment and green carbon sink, and the urban zone low-carbon development comprehensive analysis is performed by combining upper planning and connection, technical economic analysis and policy environment interpretation.
5. A planning method according to claim 4, characterized in that: the index layer consists of two parts, namely an urban area carbon emission allowance and a green low-carbon index system, wherein the urban area carbon emission allowance limits the total carbon emission amount of the area, the green low-carbon index system carries out index feedback on a low-carbon smart urban area carbon emission model through two dimensions of a time dimension and a carbon emission dimension, and a scheme layer scheme is formulated through the two dimensions; the time dimension is specifically a near term, a middle term and a long term target, and the carbon emission dimension is a multi-field zero carbon smart scene and is used for realizing the overall carbon emission total control of the low carbon smart city patch.
6. The planning method of claim 5, wherein: the scheme layer is a multi-network integration planning scheme, which consists of a blue-green interweaved ecological network, a green healthy building network, a clean high-efficiency energy network, a circulating waste-free resource network, a zero-carbon convenient traffic network and an intelligent interaction service network and is used for providing a specific scheme for an operation layer and facilitating specific implementation of the operation layer combination scheme.
7. A planning method according to claim 6, characterized in that: the operation layer is composed of two parts, namely construction planning management and control and facility space layout, wherein the construction planning management and control is composed of a slice area layer, a unit layer and a land block layer, the facility space layout is composed of novel infrastructure and a universal energy network close to an end user area, and a homeland space planning optimization scheme is provided through the construction planning management and control and the facility space layout, so that the total carbon emission control of a low-carbon smart city slice area real-zero-carbon city planning model is realized, and the establishment of a low-carbon smart city is finally realized.
8. A planning method according to claim 6, characterized in that: and the construction planning controls the urban area carbon emission allowance and the green low-carbon index system passing through the index layer to conduct indexes at three levels of 'area-unit-land block'.
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