Results 1 to 10 of about 76,324 (255)

Heating degree day spatial datasets for Canada [PDF]

open access: yesData in Brief, 2023
Heating degree days (HDD) represent a concise measure of heating energy requirements used to inform decision making about the impact of climate change on heating energy demand.
Heather MacDonald   +5 more
doaj   +6 more sources

Degree Days: Heating, Cooling, and Growing

open access: yesEDIS, 2007
ABE-381, a 7-page illustrated fact sheet by Clyde W. Fraisse, John Bellow, and Charles Brown, discusses how growers can use the AgClimate Web site to find out how to predict Growing Degree Day accumulation for the current season, and to review GDD for ...
Clyde W. Fraisse   +2 more
doaj   +8 more sources

Heating and Cooling Degree-Days Climate Change Projections for Portugal

open access: yesAtmosphere, 2021
Climate change is expected to influence cooling and heating energy demand of residential buildings and affect overall thermal comfort. Towards this end, the heating (HDD) and cooling (CDD) degree-days along with HDD + CDD were computed from an ensemble ...
Cristina Andrade   +2 more
doaj   +3 more sources

Analysis of variable-base heating and cooling degree-days for Turkey [PDF]

open access: yesApplied Energy, 2001
The degree-day method is one of the well-known and the simplest methods used in the Heating, Ventilating and Air-Conditioning industry to estimate heating and cooling energy requirements. In this study, the heating and cooling degree-days for Turkey are determined by using long-term recent measured data. Five different base temperatures ranging from 14
Hüsamettin Bulut, Orhan Buyukalaca
exaly   +2 more sources

Interval Estimations of Building Heating Energy Consumption using the Degree-Day Method and Fuzzy Numbers

open access: yesBuildings, 2018
The purpose of this paper is to propagate the input uncertainties of the degree-day method to estimate the building heating energy consumption as numerical intervals. While it is common to use average or expected values (e.g., Typical Meteorological Year)
Xin Cheng, Simon Li
doaj   +3 more sources

Asymmetric effects of heating and cooling degree days on carbon dioxide emissions in Germany using cross quantile regression [PDF]

open access: yesScientific Reports
This study examines the asymmetric and nonlinear effects of heating and cooling degree days (HDD and CDD) on environmental sustainability in Germany over the period 1979–2024. Using the recently developed Cross Quantile Regression (CQR) framework and its
Seyi Saint Akadiri   +2 more
doaj   +2 more sources

Degree-Day Index for Estimating the Thermal Requirements of a Greenhouse Equipped with an Air-Earth Heat Exchanger System [PDF]

open access: yesJournal of Agricultural Machinery, 2021
In this research, an attempt was made to utilize an Earth-Air Heat Exchanger (EAHE) system as a source of shallow geothermal energy to provide thermal demands of a commercial greenhouse located in Alborz province, Iran.
H Faridi   +3 more
doaj   +1 more source

Heat recovery ventilation system heating energy weather normalization – calculation method and case study [PDF]

open access: yesE3S Web of Conferences, 2022
Today, we have measured energy consumption or used data from utility bills and standard weather normalization methods (heating degree days (HDD)) to easily calculate the energy performance certificate (EPC) for existing building.
Kuivjõgi Helena   +3 more
doaj   +1 more source

An optimized solar-air degree-day method to evaluate energy demand for poultry buildings in different climate zones [PDF]

open access: yesFrontiers of Agricultural Science and Engineering, 2020
The degree-day method is widely used to determine energy consumption but cannot be directly applied to poultry buildings without improvements in its accuracy.
Yang WANG, Baoming LI
doaj   +1 more source

Building energy model validation and estimation using heating and cooling degree days (HDD–CDD) based on accurate base temperature

open access: yesEnergy Science & Engineering, 2022
A great deal of energy used in buildings is directed toward heating, ventilation, and air‐conditioning (HVAC). The key procedure in reducing heating and cooling loads is the creation of a baseline model that represents a theoretical version of the ...
Mahmood Mehregan   +3 more
doaj   +1 more source

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