CN109146284B - Accounting system and method for comprehensive utilization amount and scale of renewable energy sources of urban building - Google Patents

Accounting system and method for comprehensive utilization amount and scale of renewable energy sources of urban building Download PDF

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CN109146284B
CN109146284B CN201810938195.2A CN201810938195A CN109146284B CN 109146284 B CN109146284 B CN 109146284B CN 201810938195 A CN201810938195 A CN 201810938195A CN 109146284 B CN109146284 B CN 109146284B
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车学娅
王健
王颖
徐晓燕
谢孟晓
李晨玉
李冬梅
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Architecture Design and Research Institute of Tongji University Group Co Ltd
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Abstract

The invention provides a system and a method for accounting comprehensive utilization amount and scale of urban building renewable energy, and relates to the technical field of renewable energy. The system acquires data such as building types, energy supply system configuration, renewable energy source use conditions and the like through the information acquisition module, and forms a database module with data such as the existing national local planning policy, the annual comprehensive energy consumption indexes of different types of buildings, renewable energy source energy saving and the like. And the calculation analysis module calculates to obtain the comprehensive utilization target quantity of the renewable energy sources by calling the information in the database module and calculates whether the actual comprehensive utilization quantity of the renewable energy sources of the building meets the requirement of the target quantity. And the calculation result realizes the storage, export and visual display of data through a storage output module. The invention can provide technical support for scientifically and effectively making the plan of comprehensive utilization of urban renewable energy sources.

Description

Accounting system and method for comprehensive utilization amount and scale of renewable energy sources of urban building
Technical Field
The invention relates to the technical field of renewable energy sources, in particular to a system and a method for accounting the comprehensive utilization amount and scale of renewable energy sources of urban buildings.
Background
The development of renewable energy is the core content of energy transformation promotion and an important way for coping with climate change in many countries, and is also an important measure for promoting energy production and consumption revolution and promoting energy transformation in China, and the combination of renewable energy and buildings becomes a necessary trend for the development of energy-saving buildings. Renewable energy is an important way for replacing conventional energy and adjusting energy structures, and the application of the renewable energy has important significance for promoting building energy conservation and improving urban environment.
In the 'civil building renewable energy application accounting standard' implemented in Zhejiang province in the prior art, renewable energy sources such as solar energy, geothermal energy and air energy are fully utilized by public buildings, and meanwhile, a calculation standard of the comprehensive utilization rate of the renewable energy sources is specified.
Disclosure of Invention
The present invention is directed to solving at least one of the above problems.
Therefore, the invention provides a method for accounting the comprehensive utilization amount and scale of the renewable energy sources of the urban building for overcoming the defects in the prior art, the accuracy of the calculation result is high, and a system for accounting the comprehensive utilization amount and scale of the renewable energy sources of the urban building is also provided, so that the method can be provided for making an energy planning policy for government departments, and a reference basis for renewable energy source configuration can be provided for construction parties.
The purpose of the invention can be realized by the following technical scheme:
an accounting system and method for comprehensive utilization amount and scale of renewable energy sources of urban buildings comprises the following modules:
the system comprises an information acquisition module, a data acquisition module and a data processing module, wherein the acquired information comprises building type, building area, building energy consumption, energy supply system configuration and renewable energy source use condition.
The database module comprises the data of the information acquisition module, the existing national local planning policy, meteorological parameters, comprehensive energy consumption indexes of different types of buildings and renewable energy sources for energy saving;
and the calculation analysis module calculates the comprehensive utilization amount and the utilization scale of the renewable energy sources by calling the information of the database and utilizing an accounting method.
And the storage output module is used for realizing batch storage and export of data and visually outputting the results of the comprehensive utilization amount of the renewable energy sources, the utilization scale of the renewable energy sources and the like calculated by the calculation and analysis module and the related information summarizing result in the database module.
Preferably, the renewable energy source utilization form adopted by the information acquisition module comprises solar hot water, a solar photovoltaic and a ground source heat pump, and does not comprise forms of air source heat pump hot water and the like.
Preferably, the building types of the information acquisition module comprise a residential building and a public building, and the public building relates to office, culture, education, medical treatment and the like.
Preferably, in the database module building year comprehensive energy consumption index, the energy consumption index of the residential building is determined by the energy consumption per unit area of the collected data, and the energy consumption index of the public building is determined by suggested values in the local energy consumption guide.
An accounting method of an accounting system for the comprehensive utilization amount and scale of renewable energy sources of urban buildings comprises the following steps:
step s 1: calculating the accounting proportion Y of the renewable energy sources by calling database information;
step s 2: calculating the accounting quantity E of the renewable energy sources and the comprehensive utilization target quantity Q of the renewable energy sources according to the annual comprehensive energy consumption index R of different types of buildingsL；
Step s 3: accounting actual renewable energy comprehensive utilization Q of buildingL1Whether the target quantity requirement is met;
step s 4: maintaining the existing renewable energy type T and scale A when satisfied0(ii) a If not, giving renewable energy source types T meeting the accounting target and the minimum scale Amin。
In the step s1, the comprehensive accounting proportion Y of the renewable energy sources is as follows:
Y×APV/PT+XGSHP×AGSHP＝P
wherein A isPV/PTFor using solar water heating system andratio of total area of project building of photovoltaic system to total area of renewable energy building application of all projects, XGSHPIs the energy saving rate of a ground source heat pump system, AGSHPThe ratio of the total area of the project building applying the ground source heat pump system to the total area of the renewable energy resource building applying the whole project is shown, and P is the proportion of the conventional energy resource consumption of the civil building replaced by the renewable energy resource in cities and towns in the national or local planning.
The renewable energy accounting amount E in step s2 is:
E＝R×Y
and R is the annual comprehensive energy consumption index of different types of buildings in the database module.
Step s2, the building renewable energy comprehensive utilization target quantity QLComprises the following steps:
QL＝E×A
wherein A is the total area of the building.
Step s3, the actual renewable energy comprehensive utilization Q of the buildingL1Comprises the following steps:
QL1＝ΔQPT×APT+ΔQPV×APV+ΔQGSHP×WGSHP
wherein, is Δ QPTAnnual energy saving, delta Q, of solar water heating system for unit collector areaPVAnnual energy, delta Q, of the solar photovoltaic system in unit area of the photovoltaic moduleGSHPAnnual energy conservation of unit design heat load ground source heat pump system, APTIs the area of a heat collector of a solar water heating system, APVArea of photovoltaic module of solar photovoltaic system, WGSHPThe ground source heat pump system is designed with heat load.
Renewable energy minimum size A in step s4minComprises the following steps:
Amin＝QL/ΔQ
wherein, renewable energy minimum scale AminThe method comprises one or more of the combination of the area of a heat collector of a solar water heating system, the area of a photovoltaic component of a solar photovoltaic system or the design heat load of a ground source heat pump system, wherein delta Q is the annual energy of the adopted unit-scale renewable energy system, namely delta QPTOr Δ QPVOr Δ QGSHP。
Preferably: annual energy saving delta Q of solar water heating system with unit heat collector areaPTCalculated by the following formula:
ΔQPT＝Azj×JPT×ηPT×(1-ηL)
wherein A iszjIs the heat collection area of a direct solar system, JPTThe total annual solar energy irradiation amount eta of the inclined lighting surface of the heat collectorPTIs the annual average heat collection efficiency of the heat collector etaLIs the rate of heat loss from the tank and piping.
Annual energy delta Q of solar photovoltaic system in unit photovoltaic module areaPVCalculated by the following formula:
ΔQPV＝ηPV×JPV
wherein eta isPVThe photoelectric conversion efficiency of the solar photovoltaic system, JPVThe annual solar energy irradiation quantity of the surface unit area of the photovoltaic module.
Annual energy saving delta Q of ground source heat pump system corresponding to unit design heat loadGSHPCalculated by the following formula:
ΔQGSHP＝(QC/EERT+QH/ηT)—(QC/EERGSHP+QH/COPGSHP)
wherein Q isCAccumulating the cooling load for the cooling season, QHThe heat load is accumulated for the heating season. EERTIs the energy efficiency ratio, eta, of the traditional refrigeration air-conditioning systemTThe operation efficiency is the operation efficiency when the traditional energy source is used as a heat source. EERGSHPIs the coefficient of performance, COP, of the ground source heat pump systemGSHPThe heating performance coefficient of the ground source heat pump system is obtained.
Preferably, the storage output module has the functions of batch storage, batch export, visual display and the like for the results of the renewable energy comprehensive utilization amount, the renewable energy utilization scale and the like obtained by calculation of the calculation and analysis module and the related information summarizing result in the database module.
The accounting system and method for the comprehensive utilization amount and scale of the renewable energy sources of the urban building take the actual usage amount of the renewable energy sources of the building as a basis, consider several universally accepted renewable energy sources such as a solar water heating system, a solar photovoltaic system and a ground source heat pump system at home and abroad, and do not consider the forms of air source heat pump hot water and the like which are not regarded as renewable energy sources in certain regions, and the system efficiency and energy saving computing method and theory of the three renewable energy sources such as the solar water heating system, the solar photovoltaic system and the ground source heat pump system are mature.
When the comprehensive utilization amount of the renewable energy sources of the urban building is calculated, the index requirements of the proportion of urban renewable energy sources to replace the conventional energy sources of the civil building in the national or local planning policy and the characteristics of generally high and stable energy saving rate of a ground source heat pump system are considered, the energy saving rates of a solar water heating system and a solar photovoltaic system are taken as the target energy saving rate of the comprehensive utilization amount of the renewable energy sources, the target of the overall energy saving rate can be reached by adopting the accounting energy saving rate, and the calculated amount of the renewable energy sources of the unit building area has rationality and scientificity.
When the scale of renewable energy sources of urban buildings is calculated, annual energy conservation of a photovoltaic system and a solar water heating system is respectively determined according to the areas of a photovoltaic module and a heat collector, so that a basis is provided for building layout and investment cost; meanwhile, through theoretical calculation and analysis of annual energy of the ground source heat pump system, the annual energy conservation of the ground source heat pump systems of different building types is only related to the design heat load. Therefore, the annual energy conservation of the ground source heat pump system is reasonably determined by taking the designed heat load as the scale required by the ground source heat pump, the designed heat load can be obtained at the initial stage of a general project, and whether the annual energy of the ground source heat pump system reaches the standard or not is conveniently calculated.
In conclusion, the comprehensive utilization amount and scale accounting system and method for the renewable energy of the urban building can improve the accuracy of the comprehensive utilization amount and scale accounting of the renewable energy of the urban building, can provide a method for making an energy planning policy for government departments, and can also provide a reference basis for renewable energy allocation for construction parties.
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FIG. 1 is a schematic view of a comprehensive utilization amount and scale accounting system for renewable energy of urban buildings according to the present invention;
FIG. 2 is a flow chart of a comprehensive utilization amount and scale accounting method for urban building renewable energy.
Detailed Description
The invention is described in detail below with reference to the figures and specific embodiments. The present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.
Fig. 1 is a schematic diagram of an accounting system for comprehensive utilization and scale of renewable energy of urban buildings according to an embodiment of the present invention, which includes the following 4 modules:
the system comprises an information acquisition module 1, a data processing module and a data processing module, wherein acquired information comprises building types, building areas, building energy consumption, energy supply system configuration, renewable energy source use conditions and the like;
the database module 2 comprises data of the information acquisition module, and also comprises the existing national local planning policy, meteorological parameters, comprehensive energy consumption indexes of different types of buildings and energy saving of renewable energy sources;
the calculation analysis module 3 calculates the results of the comprehensive utilization amount of the renewable energy sources, the utilization scale of the renewable energy sources and the like by calling the information of the database and utilizing an accounting method;
and the storage output module 4 is used for realizing batch storage and export of data and visually outputting the results of the comprehensive utilization amount of the renewable energy sources, the utilization scale of the renewable energy sources and the like calculated by the calculation and analysis module and the related information summarizing result in the database module.
Specifically, in one embodiment of the present invention, the comprehensive utilization amount and scale of renewable energy sources of buildings in Shanghai city are calculated, including the following steps:
in the embodiment, 47 pieces of building information using renewable energy in Shanghai city are collected, wherein the building information comprises basic information such as building types and building areas, information such as solar water heating system components, hot water demand, hot water consumption and the like, information such as solar photovoltaic system components, electrical machine room general profiles, generated energy, power consumption, construction cost, design drawings and the like, and information such as machine room drawings of a ground source heat pump system, rock-soil thermal response test reports, operation data, initial investment, maintenance cost and the like.
And uploading the acquired information, and forming a renewable energy utilization condition database of the buildings in Shanghai city with the existing national local planning policies, meteorological parameters, comprehensive energy consumption indexes of different types of buildings and other data. The building types comprise two types of residential buildings and public buildings, and the public buildings relate to eight types of office buildings, commercial office comprehensive buildings, star-level restaurant buildings, large commercial buildings, city-level medical institutions, large public cultural facilities, high school buildings and large and medium stadium buildings.
Fig. 2 is a flow chart of a comprehensive utilization amount and scale accounting method for renewable energy of urban buildings according to an embodiment of the invention, which includes the following steps:
step s 1: calculating the accounting proportion Y of the renewable energy sources by calling database information;
step s 2: calculating the accounting quantity E of the renewable energy sources and the comprehensive utilization target quantity Q of the renewable energy sources according to the annual comprehensive energy consumption index R of different types of buildingsL；
Step s 3: accounting actual renewable energy comprehensive utilization Q of buildingL1Whether the target quantity requirement is met;
step s 4: maintaining the existing renewable energy type T and scale A when satisfied0(ii) a If not, giving renewable energy source types T meeting the accounting target and the minimum scale Amin。
In the step s1, the comprehensive accounting proportion Y of the renewable energy sources is as follows:
Y×APV/PT+XGSHP×AGSHP＝P
wherein, example APV/PTThe ratio of the total area of a project building applying a solar water heating system and a photovoltaic system to the total area of all project renewable energy source buildings is 80 percent; xGSHPFor ground source heat pump systemThe energy saving rate of the system is 15 percent; a. theGSHPThe ratio of the total area of the project building applying the ground source heat pump system to the total area of the renewable energy resource building applying all projects is 20 percent; p is the proportion of the conventional energy consumption of the civil buildings replaced by the renewable energy in cities and towns in the national or local planning, and is 6 percent. The calculated Y was found to be 3.75%.
The renewable energy accounting amount E in step s2 is:
E＝R×Y
table 1 shows the renewable energy accounting for different building types.
Figure BDA0001768379740000061
Figure BDA0001768379740000071
Step s2, the building renewable energy comprehensive utilization target quantity QLComprises the following steps:
QL＝E×A
wherein A is the total area of the building in the database module.
Step s3, the actual renewable energy comprehensive utilization Q of the buildingL1Comprises the following steps:
QL1＝ΔQPT×APT+ΔQPV×APV+ΔQGSHP×WGSHP
wherein, is Δ QPTAnnual energy saving, delta Q, of solar water heating system for unit collector areaPVAnnual energy, delta Q, of the solar photovoltaic system in unit area of the photovoltaic moduleGSHPAnnual energy conservation of unit design heat load ground source heat pump system, APTIs the area of a heat collector of a solar water heating system, APVArea of photovoltaic module of solar photovoltaic system, WGSHPThe ground source heat pump system is designed with heat load.
Table 2 shows the annual energy for different renewable energy system types.
Figure BDA0001768379740000072
Renewable energy minimum size A in step s4minComprises the following steps:
Amin＝QL/ΔQ
wherein, renewable energy minimum scale AminThe method comprises one or more of the combination of the area of a heat collector of a solar water heating system, the area of a photovoltaic component of a solar photovoltaic system or the design heat load of a ground source heat pump system, wherein delta Q is the annual energy of the adopted unit-scale renewable energy system, namely delta QPTOr Δ QPVOr Δ QGSHP。
Preferably: annual energy saving delta Q of solar water heating system with unit heat collector areaPTCalculated by the following formula:
ΔQPT＝Azj×JPT×ηPT×(1-ηL)
wherein A iszjIs the heat collection area of a direct solar system, JPTThe total annual solar energy irradiation amount eta of the inclined lighting surface of the heat collectorPTIs the annual average heat collection efficiency of the heat collector etaLIs the rate of heat loss from the tank and piping.
Annual energy delta Q of solar photovoltaic system in unit photovoltaic module areaPVCalculated by the following formula:
ΔQPV＝ηPV×JPV
wherein eta isPVThe photoelectric conversion efficiency of the solar photovoltaic system, JPVThe annual solar energy irradiation quantity of the surface unit area of the photovoltaic module.
Annual energy saving delta Q of ground source heat pump system corresponding to unit design heat loadGSHPCalculated by the following formula:
ΔQGSHP＝(QC/EERT+QH/ηT)—(QC/EERGSHP+QH/COPGSHP)
wherein Q isCAccumulating the cooling load for the cooling season, QHThe heat load is accumulated for the heating season. EERTIs the energy efficiency ratio, eta, of the traditional refrigeration air-conditioning systemTThe operation efficiency is the operation efficiency when the traditional energy source is used as a heat source. EERGSHPIs the coefficient of performance, COP, of the ground source heat pump systemGSHPThe heating performance coefficient of the ground source heat pump system is obtained.
Preferably: under the condition that the heat collector is arranged at an installation inclination angle of 30 degrees and the azimuth angle is arranged in the south, the solar energy irradiation total J of the heat collector in the last year on the inclined lighting surfacePTIs 5119MJ/m2A, the solar energy photovoltaic system faces in the south and has an inclination angle of 30 degrees, and the annual solar energy irradiation quantity of the surface unit area JPVTake 5119MJ/m2A, the annual average collector efficiency η of the collectorPT50% of the heat loss rate eta of the water storage tank and the pipelineLThe content was 20%.
The following provides a case showing the comprehensive utilization amount and scale accounting method of the urban building renewable energy.
Case 1: shanghai certain office building
The total building area of the office building is about 6.8 ten thousand meters22.7 ten thousand meters of underground building area2. Three renewable energy sources of a solar water heating system, a solar photovoltaic system and a ground source heat pump are adopted.
The area of the solar heat collector is 200m2The total solar photovoltaic installed capacity is 122kW, wherein the area of the monocrystalline silicon photovoltaic assembly is 462m2Area 638m of amorphous silicon thin film element2The heating capacity of the buried pipe ground source heat pump is 2383kW, the auxiliary heat source is a boiler, and the auxiliary cold source is a water chilling unit and a cooling tower.
1) Target quantity Q for comprehensive utilization of renewable energy of buildingL：QLE × a ═ 6.8 ten thousand m2×9kWh/(m2·a)＝
61.2 ten thousand kWh/a.
2) Comprehensive utilization quantity Q of actual renewable energy of buildingL1：QL1＝ΔQPT×APT+ΔQPV×APV +ΔQGSHP×WGSHP＝462m2×350kWh/(m2·a)+638m2×140kWh/(m2·a)+200m2×550kWh/( m2A) +2383kW × 500kWh/(kW · a) ═ 155.3 ten thousand kWh/a.
3) Accounting the renewable energy consumption: comprehensive utilization quantity Q of actual renewable energy of buildingL1Far greater than the building
Renewable energy comprehensive utilization target quantity QLAnd the requirement of accounting the consumption of renewable energy sources is met.

Claims (3)

1. An accounting system for comprehensive utilization amount and scale of renewable energy sources of urban buildings is characterized by comprising the following communication connections:
the information acquisition module is used for acquiring the building type, the building area, the building energy consumption, the energy supply system configuration and the use condition of renewable energy;
the database module comprises the data of the information acquisition module, the existing national local planning policy, meteorological parameters, comprehensive energy consumption indexes of different types of buildings and renewable energy sources for energy saving;
the calculation analysis module calculates the comprehensive utilization amount and the utilization scale of the renewable energy sources by calling the information of the database and utilizing an accounting method;
the storage output module is used for realizing batch storage and export of data and visually outputting the comprehensive utilization amount of the renewable energy sources, the utilization scale of the renewable energy sources and the summary of the related information in the database module, which are obtained by calculation of the calculation and analysis module;
the renewable energy utilization form of the information acquisition module comprises solar hot water, solar photovoltaic and a ground source heat pump; the calculation analysis module comprises the following steps:
step s 1: calculating the accounting proportion Y of the renewable energy sources by calling database information;
step s 2: calculating the accounting quantity E of the renewable energy sources and the comprehensive utilization target quantity Q of the renewable energy sources according to the annual comprehensive energy consumption index R of different types of buildingsL；
Step s 3: accounting actual renewable energy comprehensive utilization Q of buildingL1Whether the target quantity requirement is met;
step s 4:maintaining the existing renewable energy type T and scale A when satisfied0(ii) a If not, giving renewable energy source types T meeting the accounting target and the minimum scale Amin；
The comprehensive accounting proportion Y of the renewable energy in the step s1 is calculated by the following formula:
Y×APV/PT+XGSHP×AGSHP＝P
wherein A isPV/PTThe ratio of the total area of the project building application of the solar water heating system and the photovoltaic system to the total area of the renewable energy building application of all projects, XGSHPIs the energy saving rate of a ground source heat pump system, AGSHPThe ratio of the total area of the project building applying the ground source heat pump system to the total area of the renewable energy building applying the whole project is shown, and P is the proportion of the conventional energy consumption of the civil building replaced by the renewable energy in cities and towns in national or local planning;
the renewable energy accounting amount E in step s2 is calculated by the following formula:
E＝R×Y
wherein, R is the annual comprehensive energy consumption index of different types of buildings in the database module;
step s2, building renewable energy comprehensive utilization target quantity QLCalculated by the following formula:
QL＝E×A
wherein A is the total area of the building in the database module;
actual renewable energy comprehensive utilization amount Q of building in step s3L1Calculated by the following formula:
QL1＝ΔQPT×APT+ΔQPV×APV+ΔQGSHP×WGSHP
wherein, is Δ QPTAnnual energy saving, delta Q, of solar water heating system for unit collector areaPVAnnual energy, delta Q, of the solar photovoltaic system in unit area of the photovoltaic moduleGSHPAnnual energy conservation of unit design heat load ground source heat pump system, APTIs the area of a heat collector of a solar water heating system, APVArea of photovoltaic module of solar photovoltaic system, WGSHPGround source heat pump systemDesigning a thermal load of the system;
renewable energy minimum size A in step s4minCalculated by the following formula:
Amin＝QL/ΔQ
wherein, renewable energy minimum scale AminThe method comprises one or more of the combination of the area of a heat collector of a solar water heating system, the area of a photovoltaic component of a solar photovoltaic system or the design heat load of a ground source heat pump system, wherein delta Q is the annual energy of the adopted unit-scale renewable energy system, namely delta QPTOr Δ QPVOr Δ QGSHP。
2. The accounting system for comprehensive utilization amount and scale of renewable energy sources of urban buildings according to claim 1, characterized in that: the building types of the information acquisition module comprise residential buildings and public buildings.
3. The accounting system for comprehensive utilization amount and scale of renewable energy sources of urban buildings according to claim 2, characterized in that: among the comprehensive energy consumption indexes of different types of buildings of the database module, the energy consumption index of the residential building is determined by the unit area energy consumption of the collected data, and the energy consumption index of the public building is determined by the suggested value in the energy consumption guide of each region.
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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103093017A (en) * 2011-11-04 2013-05-08 新奥科技发展有限公司 Distributed energy system design method
CN105488302A (en) * 2015-12-24 2016-04-13 曹岭 Energy saving amount measuring method for energy saving reconstruction of public building
CN106022520A (en) * 2016-05-18 2016-10-12 同济大学 Comprehensive optimization design method for building group energy system
CN106384323A (en) * 2016-08-30 2017-02-08 新奥泛能网络科技股份有限公司 Energy scheme evaluating method and electronic equipment
CN108256131A (en) * 2016-12-28 2018-07-06 北京华逸嘉禾能源技术有限公司 Distributed energy multidimensional Optimization Seeking Design method and apparatus

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9960637B2 (en) * 2015-07-04 2018-05-01 Sunverge Energy, Inc. Renewable energy integrated storage and generation systems, apparatus, and methods with cloud distributed energy management services

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103093017A (en) * 2011-11-04 2013-05-08 新奥科技发展有限公司 Distributed energy system design method
CN105488302A (en) * 2015-12-24 2016-04-13 曹岭 Energy saving amount measuring method for energy saving reconstruction of public building
CN106022520A (en) * 2016-05-18 2016-10-12 同济大学 Comprehensive optimization design method for building group energy system
CN106384323A (en) * 2016-08-30 2017-02-08 新奥泛能网络科技股份有限公司 Energy scheme evaluating method and electronic equipment
CN108256131A (en) * 2016-12-28 2018-07-06 北京华逸嘉禾能源技术有限公司 Distributed energy multidimensional Optimization Seeking Design method and apparatus

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