CN115017593A - Method, device, equipment and storage medium for calculating carbon emission of building - Google Patents

Method, device, equipment and storage medium for calculating carbon emission of building Download PDF

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CN115017593A
CN115017593A CN202210761119.5A CN202210761119A CN115017593A CN 115017593 A CN115017593 A CN 115017593A CN 202210761119 A CN202210761119 A CN 202210761119A CN 115017593 A CN115017593 A CN 115017593A
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building
indoor
data
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王力
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Pera Corp Ltd
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Pera Corp Ltd
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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F30/00—Computer-aided design [CAD]
    • G06F30/10—Geometric CAD
    • G06F30/13—Architectural design, e.g. computer-aided architectural design [CAAD] related to design of buildings, bridges, landscapes, production plants or roads
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F30/00—Computer-aided design [CAD]
    • G06F30/20—Design optimisation, verification or simulation
    • G06F30/28—Design optimisation, verification or simulation using fluid dynamics, e.g. using Navier-Stokes equations or computational fluid dynamics [CFD]
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2113/00—Details relating to the application field
    • G06F2113/08—Fluids
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2119/00—Details relating to the type or aim of the analysis or the optimisation
    • G06F2119/14—Force analysis or force optimisation, e.g. static or dynamic forces
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
    • Y02P90/80—Management or planning
    • Y02P90/84—Greenhouse gas [GHG] management systems

Abstract

The application relates to a method, a device, equipment and a storage medium for calculating carbon emission of a building. The method comprises the following steps: according to the set parameters of the building and the design parameters of indoor related equipment of the building, indoor airflow data of the building are obtained through CFD calculation; when the indoor environment of the building is judged to meet the requirement of human comfort according to the indoor airflow data of the building, calculating energy consumption data of indoor related equipment of the building in a calculation period; and calculating the carbon emission of the building in a calculation period by adopting a set algorithm according to the energy consumption data of the indoor related equipment of the building in the calculation period. The scheme provided by the application can accurately calculate the carbon emission of the building.

Description

Method, device, equipment and storage medium for calculating carbon emission of building
Technical Field
The present disclosure relates to the field of carbon emission technologies, and in particular, to a method, an apparatus, a device, and a storage medium for calculating a carbon emission of a building.
Background
The carbon emissions of the buildings of the related art include carbon emissions of construction processes and carbon emissions of operation processes. And (3) predicting the carbon emission in the building construction process through the carbon track generated in the building construction process. For example, the carbon emission amount in the building construction process is predicted through the carbon tracks of the links of excavation, transportation and the like of building materials. And (3) calculating the carbon emission in the operation process through one-dimensional system simulation software based on the building energy consumption according to the set parameters.
However, in the related art, the carbon emission amount in the building operation process is calculated, the set parameters are relatively simple, the energy consumption change in the building operation process and the factors causing the energy consumption change are not considered, the calculated carbon emission amount of the building is far from the actual value, and the carbon emission amount in the building operation process cannot be accurately reflected.
Disclosure of Invention
In order to solve or partially solve the problems in the related art, the present application provides a method, an apparatus, a device and a storage medium for calculating carbon emission of a building, which can accurately calculate the carbon emission of the building.
The present application provides, in a first aspect, a method for calculating a carbon emission amount of a building, the method including:
according to the set parameters of the building and the design parameters of indoor related equipment of the building, indoor airflow data of the building are obtained through CFD calculation;
when the indoor environment of the building is judged to meet the requirement of human comfort according to the indoor airflow data of the building, calculating energy consumption data of indoor related equipment of the building in a calculation period;
and calculating the carbon emission of the building in a calculation period by adopting a set algorithm according to the energy consumption data of the indoor related equipment of the building in the calculation period.
Preferably, the obtaining indoor airflow data of the building through CFD calculation according to the setting parameters of the building and the design parameters of the indoor related equipment of the building includes:
acquiring set parameters of the building, wherein the set parameters of the building comprise three-dimensional model data, meteorological data and building designer flow of the building;
acquiring grid data of the building calculated by indoor airflow data CFD of the building according to the three-dimensional model data of the building;
according to the meteorological data of the building, acquiring CFD (computational fluid dynamics) to calculate the wall surface thermal boundary condition and the incoming wind boundary condition of the building in the calculation period of the indoor airflow data of the building;
according to the building design pedestrian volume of the building, obtaining human body related source items of the indoor airflow data CFD calculation of the building in the calculation period;
and according to the grid data of the building, the wall surface thermal boundary condition in the calculation period, the incoming wind boundary condition in the calculation period, the human body related source item in the calculation period and the design parameters of the building indoor related equipment, obtaining the indoor airflow data of the building through CFD calculation.
Preferably, when it is determined that the indoor environment of the building meets the requirement of human comfort according to the indoor airflow data of the building, calculating the energy consumption data of the indoor related devices of the building in a calculation cycle includes:
when the temperature data of the indoor airflow data of the building is in a set temperature range and the relative humidity data of the building is in a set humidity range, judging that the indoor environment of the building meets the requirement of human body comfort;
and when the indoor environment of the building is judged to meet the requirement of human comfort, calculating the energy consumption data of the indoor related equipment of the building in a calculation period.
Preferably, when it is determined that the indoor environment of the building meets the requirement of human comfort according to the indoor airflow data of the building, the method calculates the energy consumption data of the indoor related equipment of the building in a calculation period, and further includes:
when the temperature data of the indoor airflow data of the building is not in a set temperature range and/or the relative humidity data is not in a set humidity range, judging that the indoor environment of the building does not meet the requirement of human comfort;
and when the indoor environment of the building is judged not to meet the requirement of human comfort, adjusting the design parameters of indoor related equipment of the building so as to enable the indoor environment of the building to meet the requirement of human comfort.
Preferably, the calculating the carbon emission of the building in the calculation period by using a set algorithm according to the energy consumption data of the indoor related equipment of the building in the calculation period includes:
respectively setting the weight of the energy consumption data of each device in the indoor related devices of the building according to the energy source of each device in the indoor related devices of the building;
and calculating the carbon emission of the building in a calculation period according to the weight and the energy consumption data of each device in the indoor related devices of the building.
Preferably, the acquiring the setting parameters of the building includes: and acquiring the setting parameters of the building through a geographic information system.
A second aspect of the present application provides a carbon emission amount calculation device for a building, the device including:
the first calculation module is used for obtaining indoor airflow data of the building through CFD calculation according to set parameters of the building and design parameters of indoor related equipment of the building;
the second calculation module is used for calculating the energy consumption data of the indoor related equipment of the building in a calculation period when the indoor environment of the building is judged to meet the requirement of human comfort according to the indoor airflow data of the building obtained by the first calculation module;
and the third calculation module is used for calculating the carbon emission of the building in the calculation period by adopting a set algorithm according to the energy consumption data of the building indoor related equipment in the calculation period, which is obtained by the second calculation module.
Preferably, the apparatus further comprises:
the acquisition module is used for acquiring the set parameters of the building, wherein the set parameters of the building comprise three-dimensional model data, meteorological data and building designer flow of the building;
the first calculation module is further configured to obtain the mesh data of the building, which is calculated by the indoor airflow data CFD of the building, according to the three-dimensional model data of the building, which is obtained by the obtaining module; according to the meteorological data of the building acquired by the acquisition module, acquiring a wall surface thermal boundary condition and an incoming wind boundary condition of the building in the calculation period of CFD (computational fluid dynamics) calculation of indoor airflow data of the building; according to the building design pedestrian volume of the building, obtaining human body related source items of the indoor airflow data CFD calculation of the building in the calculation period; and according to the grid data of the building, the wall surface thermal boundary condition in the calculation period, the incoming wind boundary condition in the calculation period, the human body related source item in the calculation period and the design parameters of the building indoor related equipment, obtaining the indoor airflow data of the building through CFD calculation.
A third aspect of the present application provides a computing device comprising:
a processor; and
a memory having executable code stored thereon, which when executed by the processor, causes the processor to perform the method as described above.
A fourth aspect of the present application provides a computer-readable storage medium having stored thereon executable code, which, when executed by a processor of a computing device, causes the processor to perform the method as described above.
The technical scheme provided by the application can comprise the following beneficial effects:
according to the technical scheme, indoor airflow data of the building are obtained through CFD calculation, and energy consumption data of indoor related equipment of the building in a calculation period are calculated when the indoor environment of the building is judged to meet the requirement of human body comfort according to the indoor airflow data of the building; calculating the carbon emission of the building in a calculation period by adopting a set algorithm according to the energy consumption data of the indoor related equipment of the building in the calculation period; the requirement of human body comfort can be considered, and energy consumption data of indoor related equipment of the building can be truly and accurately calculated; the carbon emission of the building can be accurately calculated according to the energy consumption data, the calculated carbon emission of the building can truly and accurately reflect the carbon emission of the building, and accurate reference data is provided for the design of green buildings and the low carbon emission reduction, energy conservation and carbon reduction of the building.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.
Drawings
The foregoing and other objects, features and advantages of the application will be apparent from the following more particular descriptions of exemplary embodiments of the application as illustrated in the accompanying drawings wherein like reference numbers generally represent like parts throughout the exemplary embodiments of the application.
Fig. 1 is a schematic flow chart illustrating a method for calculating carbon emissions from a building according to an embodiment of the present application;
FIG. 2 is another schematic flow chart diagram illustrating a method for calculating carbon emissions from a building according to an embodiment of the present disclosure;
fig. 3 is a schematic diagram of grid data of a method of calculating a carbon emission amount of a building according to an embodiment of the present application;
fig. 4 is a schematic structural diagram of a carbon emission amount calculation device of a building according to an embodiment of the present application;
fig. 5 is another schematic structural diagram of a carbon emission calculation device of a building according to an embodiment of the present application;
fig. 6 is a schematic structural diagram of a computing device according to an embodiment of the present application.
Detailed Description
Embodiments of the present application will be described in more detail below with reference to the accompanying drawings. While embodiments of the present application are illustrated in the accompanying drawings, it should be understood that the present application may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in this application and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.
It should be understood that although the terms "first," "second," "third," etc. may be used herein to describe various information, these information should not be limited to these terms. These terms are only used to distinguish one type of information from another. For example, first information may also be referred to as second information, and similarly, second information may also be referred to as first information, without departing from the scope of the present application. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
The embodiment of the application provides a method for calculating carbon emission of a building, which can accurately calculate the carbon emission of the building.
The technical solutions of the embodiments of the present application are described in detail below with reference to the accompanying drawings.
Fig. 1 is a flowchart illustrating a method for calculating a carbon emission amount of a building according to an embodiment of the present application.
Referring to fig. 1, a method of calculating a carbon emission amount of a building includes:
in step 101, indoor airflow data of the building is obtained through CFD calculation according to setting parameters of the building and design parameters of indoor related equipment of the building.
In one embodiment, the method may be implemented by preprocessing set parameters such as three-dimensional model data of the building, building designer traffic, meteorological data, and the like, to obtain boundary parameters of the building calculated by CFD (Computational Fluid Dynamics); and according to the boundary parameters of the building and the design parameters of indoor related equipment of the building, adopting CFD calculation to obtain indoor airflow data of the building. Building indoor related equipment is equipment for conditioning the indoor environment of a building, including but not limited to at least one of ventilation equipment, cooling equipment, and heating equipment.
In step 102, when the indoor environment of the building is judged to meet the requirement of human body comfort according to the indoor airflow data of the building, energy consumption data of indoor related equipment of the building in a calculation period is calculated.
In one embodiment, the energy consumption data of the indoor related equipment of the building in the calculation period can be calculated when the indoor environment of the building is judged to meet the requirement of human body comfort according to the indoor airflow data of the building. For example, when the indoor environment of a building is conditioned by a ventilator and a chiller, energy consumption data of the ventilator and the chiller in a calculation cycle is calculated.
In step 103, according to the energy consumption data of the indoor related equipment of the building in the calculation period, a set algorithm is adopted to calculate the carbon emission of the building in the calculation period.
In one embodiment, the energy consumption data of the indoor related equipment of the building in the calculation period can be converted into the carbon emission of the building in the calculation period through a setting algorithm.
According to the method for calculating the carbon emission of the building, the indoor airflow data of the building are obtained through CFD calculation, and when the indoor environment of the building is judged to meet the requirement of human comfort according to the indoor airflow data of the building, the energy consumption data of indoor related equipment of the building in a calculation period are calculated; calculating the carbon emission of the building in a calculation period by adopting a set algorithm according to the energy consumption data of the indoor related equipment of the building in the calculation period; the requirement of human body comfort can be considered, and energy consumption data of indoor related equipment of the building can be truly and accurately calculated; the carbon emission of the building can be accurately calculated according to the energy consumption data, the calculated carbon emission of the building can truly and accurately reflect the carbon emission of the building, and accurate reference data are provided for the design of green buildings and the low carbon emission reduction, energy conservation and carbon reduction of the building.
Fig. 2 is another schematic flow chart of a method for calculating carbon emission of a building according to an embodiment of the present application. Fig. 2 describes the solution of the present application in more detail with respect to fig. 1.
Referring to fig. 2, a method of calculating carbon emissions of a building includes:
in step 201, setting parameters of a building are obtained, and the setting parameters of the building include three-dimensional model data of the building, meteorological data and flow of a building designer.
In one embodiment, three-dimensional model data, Geographic coordinates, meteorological data, and architectural designer traffic of a building can be obtained through a smart city map of a Geographic Information System (Geographic Information System, GIS); the geographical coordinates of the building comprise the longitude and latitude of the building, and the area where the building is located is determined according to the longitude and latitude of the building; acquiring meteorological data of an area where a building is located through a smart city map of a GIS; and acquiring the meteorological data of the building according to the meteorological data of the area where the building is located. For example, according to the geographic coordinates of the building, obtaining a city where the building is located, obtaining a smart city map of the city through a GIS, and obtaining meteorological data of the city from the smart city map of the city; and acquiring the meteorological data of the building according to the meteorological data of the city.
It should be noted that the three-dimensional model data, the geographic coordinates, the flow rate of the building designer, and the weather data of the building may also be acquired by other systems or other methods, and the present application is not limited to the manner of acquiring the three-dimensional model data, the geographic coordinates, the flow rate of the building designer, and the weather data of the building.
In step 202, mesh data of the building calculated by the indoor airflow data CFD of the building is obtained from the three-dimensional model data of the building.
In an embodiment, the grid data of the building may also be referred to as the computational domain of the building required for the CFD computation. The length, width, height and number of layers of the building can be obtained according to the three-dimensional model data of the building; the grid data of the building shown in fig. 3 calculated by the indoor airflow data CFD of the building is obtained according to the length, width, height, and number of floors of the building.
In step 203, wall thermal boundary conditions and incoming wind boundary conditions of the building in a calculation cycle of the indoor airflow data of the CFD calculation building are obtained from the meteorological data of the building.
In one embodiment, the wall thermal boundary condition includes solar irradiance of the building during the calculation period, and the solar irradiance of the building during the calculation period may be sky irradiance I of the local area of the building sky Intensity of sky irradiation I sky Intensity of radiation I on celestial surface horizon + intensity of irradiation at the top of the dome I dome + solar circumferential irradiation intensity I circumsolar . The sky irradiation intensity I of the local place of the building can be obtained according to the meteorological data of the local place of the building sky 。
In one embodiment, the incoming wind boundary condition includes a wind speed profile of the incoming wind of the building over a calculation period. Obtaining a wind rose image of the local place of the building in the calculation period according to the meteorological data of the local place of the building; calculating the average wind speed of the incoming wind in all directions of the building in the calculation period according to the wind rose diagram; and setting the wind speed profile of the incoming wind of the building in a calculation period by utilizing the vertical distribution of the average wind speed of the incoming wind in the building.
In one embodiment, the calculation period includes, but is not limited to, one year, one quarter, one month, one week.
In step 204, the human-related source items of the indoor airflow data CFD calculation of the building in the calculation period are obtained according to the building design people flow of the building.
In one embodiment, the human-related source items include heat dissipation, carbon dioxide (CO) of the human body 2 ) The amount of emissions. The heat dissipation and carbon dioxide (CO 2) of the human body during the calculation cycle can be calculated based on the building design people flow of the building, and the body surface temperature, the respiratory heat dissipation temperature, and the slight movement CO2 emission of the children and adults in Table 1 2 ) The amount of emissions.
In one embodiment, as shown in Table 1, under the same conditions, an adult is moving slightly carbon dioxide(CO 2 ) The emission is different from the carbon dioxide emission of a child in a light exercise. In the calculation of carbon dioxide (CO) 2 ) When the amount is distributed, the weight of the adult pedestrian flow and the weight of the child pedestrian flow in the building can be set according to the functions of the building and the building design pedestrian flow. By setting weight, the flow of people in the building is truly reflected, and the indoor carbon dioxide (CO) of the building is accurately calculated 2 ) The amount of emissions.
Table 1:
Figure BDA0003724272430000081
in step 205, indoor airflow data of the building is obtained through CFD calculation according to the grid data of the building, the wall surface thermal boundary condition in the calculation period, the incoming wind boundary condition in the calculation period, the human body related source item in the calculation period, and the design parameters of the indoor related equipment of the building.
In one embodiment, the building interior-related equipment is equipment that conditions the environment of the building interior, including but not limited to at least one of ventilation equipment, refrigeration equipment, and heating equipment. The design parameters of the building indoor related equipment comprise the set output power of the building indoor related equipment. Can calculate heat dissipation and carbon dioxide (CO) of human body in a period according to the grid data of the building 2 ) The indoor airflow data of the building are obtained through CFD calculation according to the emission amount, the solar irradiation intensity in the calculation period and the wind speed profile of the incoming wind, the set output power of the indoor ventilation equipment of the building and the set output power of the refrigeration equipment. Alternatively, the heat dissipation of the human body and carbon dioxide (CO) over a calculation cycle may be based on grid data of the building, the heat dissipation of the human body, and the CO 2 ) The indoor airflow data of the building are obtained through CFD calculation according to the emission amount, the solar irradiation intensity in the calculation period and the wind speed profile of the incoming wind, the set output power of the indoor ventilation equipment of the building and the set output power of the heating equipment. Alternatively, the heat dissipation of the human body and carbon dioxide (CO) over a calculation cycle may be based on grid data of the building, the heat dissipation of the human body, and the CO 2 ) The emission amount, the solar irradiation intensity in the calculation period and the wind speed profile of the incoming wind, and the set output power of the indoor ventilation equipment of the building are calculated through CFD, and indoor airflow data of the building are obtained. Alternatively, the heat dissipation of the human body and carbon dioxide (CO) over a calculation cycle may be based on grid data of the building, the heat dissipation of the human body, and the CO 2 ) The indoor airflow data of the building are obtained through CFD calculation according to the emission amount, the solar irradiation intensity in the calculation period, the wind speed profile of the incoming wind and the set output power of the indoor heating equipment of the building.
In step 206, judging whether the indoor environment of the building meets the requirement of human comfort; if not, go to step 207; if so, step 208 is performed.
In one embodiment, whether the indoor environment of the building meets the requirement of human comfort can be judged according to the indoor airflow data of the building. The indoor airflow data of the building comprise temperature data and relative humidity data, and whether the indoor environment of the building meets the requirement of human comfort or not can be judged according to the temperature data and the relative humidity data of the indoor airflow data of the building; if the temperature data of the indoor airflow data of the building is not in the set temperature range and/or the relative humidity data is not in the set humidity range, judging that the indoor environment of the building does not meet the requirement of human comfort, and executing step 207; if the temperature data of the indoor airflow data of the building is in the set temperature range and the relative humidity data of the building is in the set humidity range, the indoor environment of the building is judged to meet the requirement of human comfort, and step 208 is executed.
In another embodiment, the indoor airflow data for the building includes temperature data, relative humidity data, and carbon dioxide concentration data. Whether the indoor environment of the building meets the requirement of human comfort or not can be judged according to the temperature data, the relative humidity data and the carbon dioxide concentration data of the indoor airflow data of the building; if the carbon dioxide concentration data of the indoor airflow data of the building is not in the set concentration range, the temperature data is not in the set temperature range and the relative humidity data is not in the set humidity range, judging that the indoor environment of the building does not meet the requirement of human comfort, and executing step 207; if the carbon dioxide concentration data of the indoor airflow data of the building is in the set concentration range, the temperature data is in the set temperature range and the relative humidity data is in the set humidity range, the indoor environment of the building is judged to meet the requirement of human comfort, and step 208 is executed.
It should be noted that, if the carbon dioxide concentration data of the indoor airflow data of the building is not in the set concentration range, the temperature data is not in the set temperature range, and the relative humidity data is not in the set humidity range, it can be determined that the indoor environment of the building does not meet the requirement of human comfort if one of the three conditions is met.
In one embodiment, different set temperature ranges and set humidity ranges may be set according to different seasons.
In step 207, adjusting design parameters of indoor related equipment of the building to enable the indoor environment of the building to meet the requirement of human comfort; step 206 is performed.
In an embodiment, when it is determined that the indoor environment of the building does not meet the requirement of human comfort, design parameters of indoor related equipment of the building can be adjusted, so that the indoor environment of the building meets the requirement of human comfort. For example, if the temperature data of the indoor airflow data of the building is not in the set temperature range and the relative humidity data is not in the set humidity range, when the indoor environment of the building is judged not to meet the requirement of human comfort, the set output power of the ventilation equipment can be adjusted, and the set output power of the refrigeration equipment can be adjusted; according to the grid data of the building, the wall surface thermal boundary condition in the calculation period, the incoming flow wind boundary condition in the calculation period, the human body related source items in the calculation period, the set output power adjusted by the ventilation equipment and the set output power adjusted by the refrigeration equipment, the indoor airflow data of the building are obtained through CFD calculation again; and judging that the indoor environment of the building meets the requirement of human comfort until the temperature data of the indoor airflow data of the building is in the set temperature range and the relative humidity data of the building is in the set humidity range.
In step 208, energy consumption data of the building indoor related devices in the calculation period is calculated.
In an embodiment, when the indoor environment of the building is judged to meet the requirement of human comfort, the total power data of the indoor related devices of the building in the calculation period can be calculated according to the power of each device in the indoor related devices of the building in the calculation period.
In step 209, a set algorithm is used to calculate the carbon emission of the building in the calculation period according to the energy consumption data of the building indoor related equipment in the calculation period.
In one embodiment, the total energy consumption data of the indoor related devices of the building in the calculation period can be converted into the carbon emission of the building in the calculation period through a set algorithm according to the total power data of the indoor related devices of the building in the calculation period.
In another embodiment, the weight of the energy consumption data of each device in the indoor related devices of the building can be respectively set according to the energy source of each device in the indoor related devices of the building; and calculating the carbon emission of the building in the calculation period according to the weight and the energy consumption data of each device in the indoor related devices of the building.
In one embodiment, different weights may be set for the energy consumption data of each device according to different energy sources of each device in the indoor related devices; and calculating the carbon emission of the indoor related equipment of the building in the calculation period according to different weights of the energy consumption data of each equipment and the energy consumption data of each equipment in the indoor related equipment in the calculation period. For example, the ventilator of one of the indoor-related devices is output by electric power supplied from the hydroelectric power station, and by setting the weight of the ventilator energy consumption data, the carbon emission of the ventilator is truly reflected in the calculation of the carbon emission amount.
According to the method for calculating the carbon emission of the building, the indoor airflow data of the building are obtained through CFD calculation, and when the indoor environment of the building is judged to meet the requirement of human comfort according to the indoor airflow data of the building, the energy consumption data of indoor related equipment of the building in a calculation period are calculated; calculating the carbon emission of the building in a calculation period by adopting a set algorithm according to the energy consumption data of the indoor related equipment of the building in the calculation period; the requirement of human body comfort can be considered, and energy consumption data of indoor related equipment of the building can be truly and accurately calculated; the carbon emission of the building can be accurately calculated according to the energy consumption data, the calculated carbon emission of the building can truly and accurately reflect the carbon emission of the building, and accurate reference data is provided for the design of green buildings and the low carbon emission reduction, energy conservation and carbon reduction of the building.
Further, the method for calculating carbon emission of a building according to the embodiment of the present application obtains indoor airflow data CFD of the building according to the weather data of the building, and calculates the wall surface thermal boundary condition and the incoming airflow boundary condition of the building in the calculation period, so that the indoor airflow data of the building obtained through the CFD calculation can be changed along with the change of the weather data of the building, and the indoor airflow data of the building can be accurately obtained; when the indoor environment of the building is judged to meet the requirement of human comfort according to the indoor airflow data of the building, the calculated energy consumption data of the indoor related equipment of the building in the calculation period can also change along with the change of the meteorological data of the building, so that the accuracy of the energy consumption data is improved; respectively setting the weight of the energy consumption data of each device in the indoor related devices of the building according to the energy source of each device in the indoor related devices of the building; according to the weight and the energy consumption data of each device in the indoor related devices of the building, the carbon emission of the building in the calculation period can be accurately calculated, and the calculated carbon emission can truly and accurately reflect the carbon emission of the building.
Further, according to the method for calculating the carbon emission of the building, the set parameters of the building are obtained through the geographic information system, the related parameters of the carbon emission calculation are convenient to obtain, the carbon emission of the building is convenient to calculate, the obtained set parameters are objective and real, the carbon emission of the building in a calculation period can be accurately calculated, and the calculated carbon emission can truly and accurately reflect the carbon emission of the building.
Corresponding to the application function implementation method, the application also provides a device and equipment for calculating the carbon emission of the building and corresponding embodiments.
Fig. 4 is a schematic structural diagram of a carbon emission amount calculation device of a building according to an embodiment of the present application.
Referring to fig. 4, a carbon emission amount calculation apparatus for a building includes a first calculation module 410, a second calculation module 420, and a third calculation module 430.
The first calculation module 410 is configured to obtain indoor airflow data of the building through CFD calculation according to setting parameters of the building and design parameters of indoor related equipment of the building.
And the second calculating module 420 is configured to calculate energy consumption data of indoor related devices of the building in a calculating period when it is determined that the indoor environment of the building meets the requirement of human comfort according to the indoor airflow data of the building obtained by the first calculating module 410.
And the third calculating module 430 is configured to calculate the carbon emission of the building in the calculating period by using a set algorithm according to the energy consumption data of the building indoor related devices in the calculating period, which is obtained by the second calculating module 420.
According to the technical scheme, indoor airflow data of the building are obtained through CFD calculation, and energy consumption data of indoor related equipment of the building in a calculation period are calculated when the indoor environment of the building is judged to meet the requirement of human body comfort according to the indoor airflow data of the building; calculating the carbon emission of the building in a calculation period by adopting a set algorithm according to the energy consumption data of the indoor related equipment of the building in the calculation period; the requirement of human body comfort can be considered, and energy consumption data of indoor related equipment of the building can be truly and accurately calculated; the carbon emission of the building can be accurately calculated according to the energy consumption data, the calculated carbon emission of the building can truly and accurately reflect the carbon emission of the building, and accurate reference data is provided for the design of green buildings and the low carbon emission reduction, energy conservation and carbon reduction of the building.
Fig. 5 is another schematic structural diagram of a carbon emission calculation device of a building according to an embodiment of the present application.
Referring to fig. 5, an apparatus for calculating a carbon emission of a building includes a first calculating module 410, a second calculating module 420, a third calculating module 430, an obtaining module 510, a determining module 520, and an adjusting module 530.
The obtaining module 510 is configured to obtain setting parameters of a building, where the setting parameters of the building include three-dimensional model data of the building, meteorological data, and flow of a building designer.
In one embodiment, the obtaining module 510 may obtain three-dimensional model data, geographic coordinates, meteorological data, and building designer traffic of a building through a smart city map of a GIS; the geographic coordinates of the building comprise the longitude and latitude of the building, and the acquisition module 510 determines the area of the building according to the longitude and latitude of the building; acquiring meteorological data of an area where a building is located through a smart city map of a GIS; and acquiring the meteorological data of the building according to the meteorological data of the area where the building is located. For example, the obtaining module 510 obtains a city where the building is located according to the geographic coordinates of the building, obtains a smart city map of the city through the GIS, and obtains weather data of the city from the smart city map of the city; and acquiring the meteorological data of the building according to the meteorological data of the city.
The first calculating module 410 is further configured to obtain mesh data of the building, which is calculated by CFD according to the three-dimensional model data of the building obtained by the obtaining module 510; according to the meteorological data of the building acquired by the acquisition module 510, wall surface thermal boundary conditions and incoming flow wind boundary conditions of the building in a calculation period of indoor airflow data of the CFD calculation building are acquired; according to the building design pedestrian flow of the building, obtaining human body related source items of indoor airflow data CFD calculation of the building in a calculation period; and according to the grid data of the building, the wall surface heat boundary condition in the calculation period, the incoming wind boundary condition in the calculation period, the human body related source item in the calculation period and the design parameters of the indoor related equipment of the building, obtaining the indoor airflow data of the building through CFD calculation.
The determining module 520 is configured to determine whether the indoor environment of the building meets the requirement of human comfort.
In one embodiment, the determining module 520 determines whether the indoor environment of the building meets the requirement of human comfort according to the indoor airflow data of the building. When the temperature data of the indoor airflow data of the building is in the set temperature range and the relative humidity data is in the set humidity range, the judgment module 520 judges that the indoor environment of the building meets the requirement of human comfort; when the temperature data of the indoor airflow data of the building is not within the set temperature range and/or the relative humidity data is not within the set humidity range, the determining module 520 determines that the indoor environment of the building does not meet the requirement of human comfort.
The second calculating module 420 is configured to calculate energy consumption data of the indoor related devices of the building in the calculating period when the determining module 520 determines that the indoor environment of the building meets the requirement of human comfort.
An adjusting module 530, configured to adjust design parameters of indoor related equipment of the building when the determining module 520 determines that the indoor environment of the building does not meet the requirement of human comfort, so that the indoor environment of the building meets the requirement of human comfort.
The third calculating module 430 is configured to set a weight of energy consumption data of each device in the building indoor related devices according to an energy source of each device in the building indoor related devices; and calculating the carbon emission of the building in the calculation period according to the weight and the energy consumption data of each device in the indoor related devices of the building.
With regard to the apparatus in the above-described embodiment, the specific manner in which each module performs the operation has been described in detail in the embodiment related to the method, and will not be elaborated here.
Fig. 6 is a schematic structural diagram of a computing device according to an embodiment of the present application.
Referring to fig. 6, computing device 600 includes memory 610 and processor 620.
The Processor 620 may be a Central Processing Unit (CPU), other general purpose Processor, a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), a Field Programmable Gate Array (FPGA) or other Programmable logic device, discrete Gate or transistor logic, discrete hardware components, etc. A general purpose processor may be a microprocessor or the processor may be any conventional processor or the like.
The memory 610 may include various types of storage units such as system memory, Read Only Memory (ROM), and permanent storage. Wherein the ROM may store static data or instructions that are required by the processor 620 or other modules of the computer. The persistent storage device may be a read-write storage device. The persistent storage may be a non-volatile storage device that does not lose stored instructions and data even after the computer is powered down. In some embodiments, the persistent storage device employs a mass storage device (e.g., magnetic or optical disk, flash memory) as the persistent storage device. In other embodiments, the permanent storage may be a removable storage device (e.g., floppy disk, optical drive). The system memory may be a read-write memory device or a volatile read-write memory device, such as a dynamic random access memory. The system memory may store instructions and data that some or all of the processors require at runtime. In addition, the memory 610 may include any combination of computer-readable storage media, including various types of semiconductor memory chips (e.g., DRAM, SRAM, SDRAM, flash memory, programmable read-only memory), magnetic and/or optical disks, as well. In some embodiments, memory 610 may include a removable storage device that is readable and/or writable, such as a Compact Disc (CD), a digital versatile disc read only (e.g., DVD-ROM, dual layer DVD-ROM), a Blu-ray disc read only, an ultra-dense disc, a flash memory card (e.g., SD card, min SD card, Micro-SD card, etc.), a magnetic floppy disk, or the like. Computer-readable storage media do not contain carrier waves or transitory electronic signals transmitted by wireless or wired means.
The memory 610 has stored thereon executable code that, when processed by the processor 620, may cause the processor 620 to perform some or all of the methods described above.
Furthermore, the method according to the present application may also be implemented as a computer program or computer program product comprising computer program code instructions for performing some or all of the steps of the above-described method of the present application.
Alternatively, the present application may also be embodied as a computer-readable storage medium (or non-transitory machine-readable storage medium or machine-readable storage medium) having executable code (or a computer program or computer instruction code) stored thereon, which, when executed by a processor of a computing device (or server, etc.), causes the processor to perform part or all of the various steps of the above-described method according to the present application.
Having described embodiments of the present application, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The terminology used herein was chosen in order to best explain the principles of the embodiments, the practical application, or improvements to the technology in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein.

Claims (10)

1. A method of calculating a carbon emission amount of a building, comprising:
according to the set parameters of the building and the design parameters of indoor related equipment of the building, indoor airflow data of the building are obtained through CFD calculation;
when the indoor environment of the building is judged to meet the requirement of human comfort according to the indoor airflow data of the building, calculating energy consumption data of indoor related equipment of the building in a calculation period;
and calculating the carbon emission of the building in a calculation period by adopting a set algorithm according to the energy consumption data of the indoor related equipment of the building in the calculation period.
2. The method of claim 1, wherein the obtaining indoor airflow data of the building through CFD calculation according to setting parameters of the building and design parameters of indoor related equipment of the building comprises:
acquiring set parameters of the building, wherein the set parameters of the building comprise three-dimensional model data, meteorological data and building designer flow of the building;
according to the three-dimensional model data of the building, obtaining grid data of the building, calculated by indoor airflow data CFD of the building;
according to the meteorological data of the building, acquiring CFD (computational fluid dynamics) to calculate the wall surface thermal boundary condition and the incoming wind boundary condition of the building in the calculation period of the indoor airflow data of the building;
according to the building design pedestrian volume of the building, obtaining human body related source items of the indoor airflow data CFD calculation of the building in the calculation period;
and according to the grid data of the building, the wall surface thermal boundary condition in the calculation period, the incoming wind boundary condition in the calculation period, the human body related source item in the calculation period and the design parameters of the building indoor related equipment, obtaining the indoor airflow data of the building through CFD calculation.
3. The method of claim 2, wherein calculating the energy consumption data of the indoor related equipment of the building in a calculation cycle when the indoor environment of the building is judged to meet the requirement of human body comfort according to the indoor airflow data of the building comprises:
when the temperature data of the indoor airflow data of the building is in a set temperature range and the relative humidity data of the building is in a set humidity range, judging that the indoor environment of the building meets the requirement of human body comfort;
and when the indoor environment of the building is judged to meet the requirement of human comfort, calculating the energy consumption data of the indoor related equipment of the building in a calculation period.
4. The method of claim 3, wherein the calculating the energy consumption data of the indoor related equipment of the building in the calculation period when the indoor environment of the building is judged to meet the requirement of human body comfort according to the indoor airflow data of the building further comprises:
when the temperature data of the indoor airflow data of the building is not in a set temperature range and/or the relative humidity data is not in a set humidity range, judging that the indoor environment of the building does not meet the requirement of human comfort;
and when the indoor environment of the building is judged not to meet the requirement of human comfort, adjusting the design parameters of indoor related equipment of the building so as to enable the indoor environment of the building to meet the requirement of human comfort.
5. The method of claim 1, wherein the calculating the carbon emission of the building during the calculation period by using a set algorithm according to the energy consumption data of the indoor related equipment of the building during the calculation period comprises:
respectively setting the weight of the energy consumption data of each device in the indoor related devices of the building according to the energy source of each device in the indoor related devices of the building;
and calculating the carbon emission of the building in a calculation period according to the weight and the energy consumption data of each device in the indoor related devices of the building.
6. The method of claim 2, wherein the obtaining the setting parameters of the building comprises: and acquiring the setting parameters of the building through a geographic information system.
7. A carbon emission amount calculation apparatus for a building, characterized by comprising:
the first calculation module is used for obtaining indoor airflow data of a building through CFD calculation according to set parameters of the building and design parameters of indoor related equipment of the building;
the second calculation module is used for calculating the energy consumption data of the indoor related equipment of the building in a calculation period when the indoor environment of the building is judged to meet the requirement of human comfort according to the indoor airflow data of the building obtained by the first calculation module;
and the third calculation module is used for calculating the carbon emission of the building in the calculation period by adopting a set algorithm according to the energy consumption data of the building indoor related equipment in the calculation period, which is obtained by the second calculation module.
8. The apparatus of claim 7, further comprising:
the acquisition module is used for acquiring the set parameters of the building, wherein the set parameters of the building comprise three-dimensional model data, meteorological data and building designer flow of the building;
the first calculation module is further configured to obtain the mesh data of the building, which is calculated by the indoor airflow data CFD of the building, according to the three-dimensional model data of the building, which is obtained by the obtaining module; according to the meteorological data of the building acquired by the acquisition module, acquiring a wall surface thermal boundary condition and an incoming wind boundary condition of the building in the calculation period of CFD (computational fluid dynamics) calculation of indoor airflow data of the building; according to the building design pedestrian volume of the building, obtaining human body related source items of the indoor airflow data CFD calculation of the building in the calculation period; and according to the grid data of the building, the wall surface thermal boundary condition in the calculation period, the incoming wind boundary condition in the calculation period, the human body related source item in the calculation period and the design parameters of the building indoor related equipment, obtaining the indoor airflow data of the building through CFD calculation.
9. A computing device, comprising:
a processor; and
a memory having executable code stored thereon, which when executed by the processor, causes the processor to perform the method of any one of claims 1-6.
10. A computer-readable storage medium having stored thereon executable code, which when executed by a processor of a computing device, causes the processor to perform the method of any of claims 1-6.
CN202210761119.5A 2022-06-30 2022-06-30 Method, device, equipment and storage medium for calculating carbon emission of building Pending CN115017593A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115994496A (en) * 2022-12-02 2023-04-21 上海师范大学 Urban park high resolution atmospheric CO 2 Numerical simulation method of concentration three-dimensional field

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115994496A (en) * 2022-12-02 2023-04-21 上海师范大学 Urban park high resolution atmospheric CO 2 Numerical simulation method of concentration three-dimensional field
CN115994496B (en) * 2022-12-02 2024-03-12 上海师范大学 Urban park high resolution atmospheric CO 2 Numerical simulation method of concentration three-dimensional field

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