Results 21 to 30 of about 2,796,382 (285)

Development and application of test cases for comparing vertical ground heat exchanger models [PDF]

open access: yes, 2007
The main objective of this paper is to establish a set of test cases for analytical verifications and intermodel comparisons of ground heat exchanger (GHX) models used in building simulation programs. Several test cases are suggested.
Bernier, M.   +2 more
core   +5 more sources

Plant Extracts to Alleviating Heat Stress in Dairy Cows

open access: yesAnimals, 2023
Heat stress (HS) in cows is a critical issue in the dairy industry. Dairy cows accumulate heat from body metabolism, along with that imposed by air temperature, humidity, air flow and solar radiation.
Yongmei Guo   +3 more
doaj   +1 more source

Stochastic Generation of District Heat Load [PDF]

open access: yesEnergies, 2021
Modelling heat load is a crucial challenge for the proper management of heat production and distribution. Several studies have tackled this issue at building and urban levels, however, the current scale of interest is shifting to the district level due to the new paradigm of the smart system. This study presents a stochastic procedure to model district
Menapace, Andrea   +3 more
openaire   +3 more sources

Effects of cold‐end temperature and heat load on the cooling characteristics of a pulse tube refrigerator

open access: yesEnergy Science & Engineering, 2020
A pulse tube refrigerator (PTR) was developed to operate at different cooling capacities to meet the requirements of various applications. Changes in the thermal loads or the long operating time of the PTR will influence the cold conditions (cold‐end ...
Shaoshuai Liu   +5 more
doaj   +1 more source

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

Part Load Capability of a High Temperature Heat Pump with Reversed Brayton Cycle [PDF]

open access: yes, 2021
This paper studies the part load behavior and capability of a high temperature heat pump that operates with the Brayton cycle. A novel concept of a high temperature heat pump which is currently under construction in Cottbus (Germany) is presented.
Gollasch, Jens Oliver   +3 more
core  

Ratchet analysis of structures under a generalised cyclic load history [PDF]

open access: yes, 2014
This paper introduces a new approach based upon the Linear Matching Method in order to obtain the ratchet limit of structures subjected to an arbitrary thermo-mechanical load history. This method varies from the traditional Linear Matching Method ratchet
Lytwyn, Michael   +5 more
core   +4 more sources

Microwave heating - the influence of oven and load parameters on the power absorbed in the heated load [PDF]

open access: yesCzech Journal of Food Sciences, 2002
The microwave power is a parameter greatly influencing the rate of heating. Several authors reported on certain differences between the rated power output as a parameter used by oven manufacturers in the labelling of ovens, and the power actually delivered to the heated product.
J. Houšová, K. Hoke
openaire   +2 more sources

CRITICAL PARAMETERS INFLUENCING HYPERTHERMIA-INDUCED CELL DEATH IN MYELOGENOUS LEUKEMIA CELL LINE (M-NFS-60) [PDF]

open access: yesAssiut University Journal of Multidisciplinary Scientific Research, 2019
Hyperthermia is sufficient to induce cell death in many cancer cells. Here we investigated the effect of some parameters that modulate hyperthermia-induced cell death in myelogenous leukemia cell line (M-NFS-60).
doaj   +1 more source

Assessing heat pumps as flexible load [PDF]

open access: yes, 2013
In a future power system featuring significant renewable generation, the ability to manipulate domestic demand through the flexible operation of heat-led technologies such as heat pumps and micro-combined heat and power could be a critical factor in ...
Thomson, M.   +3 more
core   +4 more sources

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