Results 11 to 20 of about 61,837 (250)

Sub-hourly simulation of residential ground coupled heat pump systems [PDF]

open access: yes, 2008
Residential Ground Coupled Heat Pump systems are usually characterised by an ON/OFF behaviour of the heat pump with typical cycling frequencies of 1 - 4 cycles per hour.
Bernier, Michel, Kummert, Michael
core   +4 more sources

Numerical generation of the temperature response factors for  a borehole heat exchanger field

open access: yes, 2013
Ground Coupled Heat Pump (GCHP) systems connected to a set of vertical ground heat exchangers require short and long term dynamic analysis of the surrounding ground for an optimal operation. The thermal response of the ground for a multiple Borehole Heat
Acuna, Jose,   +3 more
core   +9 more sources

Chemical and Noble Gas Isotope Compositions of Formation Gases from a 3 km Deep Scientific Borehole in the Koyna Seismogenic Zone, Western India

open access: yesGeofluids, 2019
A 3 km deep research borehole KFD1 was drilled in the Koyna reservoir-triggered seismicity region, Western India, between December 2016 and May 2017.
Nagaraju Podugu   +3 more
doaj   +1 more source

Borehole‐Based Characterization of Deep Mixed‐Mode Crevasses at a Greenlandic Outlet Glacier

open access: yesAGU Advances, 2021
Optical televiewer borehole logging within a crevassed region of fast‐moving Store Glacier, Greenland, revealed the presence of 35 high‐angle planes that cut across the background primary stratification.
Bryn Hubbard   +6 more
doaj   +1 more source

Borehole multi-functional logger for geophysical high-precision monitoring in Antarctic and Greenland ice sheets and glaciers

open access: yesAnnals of Glaciology, 2021
This article presents the main aspects of the design solutions (based on the application of sensors MEMS and cantilevers), testing and applying of the multi-functional borehole logger ANTTIC (Antarctic Thermo-barometer, Inclinometer, Caliper) for ...
Aleksey Markov   +4 more
doaj   +1 more source

Downhole resistivity log, borehole J-719670

open access: yes, 2021
This file includes archive data on the electrical resistivity from borehole J-719670, western part of the Bohemian Cretaceous Basin. The interval covers the uppermost Cenomanian through Middle Turonian.
Uličný, David   +5 more
core   +1 more source

Temperature distributions in pavement and bridge slabs heated by using vertical ground-source heat pump systems - doi: 10.4025/actascitechnol.v35i4.15712

open access: yesActa Scientiarum: Technology, 2013
Temperature distribution which occurs in pavement and bridge slabs heated for de-icing and snow melting during cold periods is determined by using vertical ground-source heat pump (GSHP) systems with U-tube ground heat exchanger (GHE).
Asım Balbay, Mehmet Esen
doaj   +1 more source

Features of the application of a polymer casing in the constructon of production wells in underground leaching of uranium

open access: yesИзвестия высших учебных заведений: Геология и разведка, 2019
A borehole underground leaching enterprise in the Khiagda ore body leads to the uranium mining at a depth of 90 - 300 m below the permafrost distribution zone.
A. G. Ivanov   +4 more
doaj   +1 more source

DETERMINATION OF METHANE DESORPTION ZONE FOR THE DESIGN OF A DRAINAGE BOREHOLE PATTERN (CASE STUDY: E4 PANEL OF THE TABAS MECHANIZED COAL MINE, IRAN)

open access: yesRudarsko-geološko-naftni Zbornik, 2021
Underground coal mining is known as one of the major sources of methane emissions which mainly occurs after underground coal extraction. Rock strata in-situ methane can potentially be the most significant hazard in coal mining operations.
Ali Hosseini, Mehdi Najafi
doaj   +1 more source

Spatial distribution of snow cover and temperature in the upper layer of a polythermal glacier

open access: yesЛëд и снег, 2017
The thermal regime of the upper layers of any glacier largely determines the thermal structure of its entire thickness. Its formation is influenced by both, external and internal factors and the most important one among them is the snow cover.
T. V. Vshivtseva, R. A. Chernov
doaj   +1 more source

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