Results 31 to 40 of about 15,387,102 (333)

Temperature response functions (G-functions) for single pile heat exchangers [PDF]

open access: yes, 2013
Foundation piles used as heat exchangers as part of a ground energy system have the potential to reduce energy use and carbon dioxide emissions from new buildings. However, current design approaches for pile heat exchangers are based on methods developed
Loveridge, F.A.   +3 more
core   +1 more source

Ground temperature and snow depth variability within a subarctic peat plateau landscape

open access: yesPermafrost and Periglacial Processes, 2020
Subarctic permafrost peatlands cover extensive areas and store large amounts of soil organic carbon that can be remobilized as active layer deepening and thermokarst formation increase in a future warmer climate.
A. Sannel
semanticscholar   +1 more source

Mechanical Response of a Buried Pipeline to Permafrost Thawing Based on Sequential Coupling Method

open access: yesAtmosphere, 2023
Thawing permafrost has affected the structural integrity of buried warm pipelines in cold regions and poses an ongoing threat in the context of climate change.
Fei Wang   +6 more
doaj   +1 more source

A METHOD TO EVALUATE THE IMPACT OF URBANIZATION ON GROUND TEMPERATURE EVOLUTION AT REGIONAL SCALE

open access: yesRudarsko-geološko-naftni Zbornik, 2018
The replacement of natural soil and vegetation by artificial surfaces increases temperatures of the surrounding air and subsurface throughout the year, because of indirect solar heating of urban structures, building heat losses and land use change.
Sara Kasmaee, Francesco Tinti
doaj   +1 more source

Geology, Structure, Ground Temperature and Groundwater Level in Aquifer Taliks in the Shestakovka River Basin, Eastern Siberia

open access: yesLand, 2022
The objective of this study was to evaluate subaerial taliks’ geology, configuration, ground temperature and groundwater level in the continuous permafrost environment of Central Yakutia (Eastern Siberia). The study included geophysical surveys, borehole
Liudmila Lebedeva   +2 more
doaj   +1 more source

Study of temperature distribution in the ground

open access: yesChemical and Process Engineering, 2023
Knowledge of the temperature distribution in subsurface layers of the ground is important in thedesign, modelling and exploitation of ground heat exchangers. In this work a mathematical model ofheat transfer in the ground is presented. The model is based on the solution of the equation of transientheat transfer in a semi-infinite medium.
Barbara Larwa, Krzysztof Kupiec
openaire   +1 more source

Modeling Earth-to-Air Heat Exchangers In Severe Climate

open access: yesJournal of Applied Science and Engineering, 2022
Harsh weather conditions often require heating during winters and cooling in summers. In many developing countries, power outages caused by energy shortages cause discomfort for the residents.
Muhammad Tayyab Naqash   +2 more
doaj   +1 more source

Thermal Response of Helix Ground Heat Exchangers [PDF]

open access: yes, 2017
This paper is devoted to the thermal analysis of shallow ground heat exchangers with pipes arranged in a helix configuration. The pipes where the carrier fluid is circulated typically embrace a cylindrical volume that is filled by ground or concrete, the
Priarone, Antonella   +7 more
core   +1 more source

The effect of the shape of gaps on microenvironmental conditions and seedling recruitment in Molinietum caeruleae meadows

open access: yesActa Agrobotanica, 2015
Cessation of the management of semi-natural habitats such as grasslands and meadows contributes to secondary succession and encroachment of native and alien tall-growing perennials, large tussock grasses, shrubs, and trees. Thus, the formation of gaps in
Kinga Kostrakiewicz-Gierałt
doaj   +1 more source

Modelling Of The Thermal Behavior Of Walls And Floors In Contact With The Ground [PDF]

open access: yes, 2012
One of the most complex configuration to model in detail, both in the dynamic simulation of buildings and in the analytical quasi steady-state calculations, is the thermal dispersion through the walls and the floor in contact with the ground. The problem
Pernigotto, Giovanni   +4 more
core   +1 more source

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