Results 1 to 10 of about 245,558 (286)

Experimental and numerical study of non-stationary solid-liquid phase transitions of n-tetradecane [PDF]

open access: yesE3S Web of Conferences, 2020
During the experiments, four spherical flasks with n-tetradecane with a total mass of 0.344 kg were placed in a test container inside which an aqueous solution of propylene glycol with a mass concentration of 50% and an initial temperature of 25 °C was ...
Zakharova Viktoria   +3 more
doaj   +1 more source

Towards practical elastocaloric cooling

open access: yesCommunications Engineering, 2023
Elastocaloric (eC) cooling is a promising environmental-friendly emerging cooling technology that has the potential for applications at different scales.
Yao Wang   +5 more
doaj   +1 more source

Performance study of booster-driven hybrid cooling units for free cooling in data centers

open access: yesXi'an Gongcheng Daxue xuebao, 2023
The booster-driven hybrid cooling unit using ambient energy for free cooling can work for a whole year as one unit and reduce the annual cooling energy consumption effectively in data centers.
ZHOU Feng   +4 more
doaj   +1 more source

Experimental investigation of radiation life support system with vacuum and air heat insulation [PDF]

open access: yesОмский научный вестник: Серия "Авиационно-ракетное и энергетическое машиностроение", 2018
Radiation heating systems for residential, office, industrial and other premises are actively used in many regions of the planet. Nevertheless, the potential of radiation energy is involved in small amounts.
V. I. Karagusov   +3 more
doaj   +1 more source

Numerical simulation and exergy analysis of a single-stage GM cryocooler

open access: yesHeliyon, 2023
Improving the efficiency of the GM cryocoolers is of great importance for energy saving and CO2 emission reduction due to the large amount of cryocoolers installed in the emerging fields of semiconductor manufacture and High Temperature Superconductors ...
Qinyu Zhao   +6 more
doaj   +1 more source

The analysis of influence of temperature conditions of piston long-stroke compressor stage on thermodynamic efficiency of a heat pump [PDF]

open access: yesОмский научный вестник: Серия "Авиационно-ракетное и энергетическое машиностроение", 2023
A brief overview analysis of the applicability of heat pumps in various branches of engineering and production as one of the most energy-saving technologies is presented.
V. L. Yusha   +2 more
doaj   +1 more source

Adjustment of condensing temperature of the vapor-compression heat pump based on a reciprocating long-stroke compressor stage at fixed temperatures of receiving coolant [PDF]

open access: yesОмский научный вестник: Серия "Авиационно-ракетное и энергетическое машиностроение", 2023
The theoretical cycle of a heat pump is considered, which is implemented, among other things, on the basis of a reciprocating long-stroke low-speed compressor stage at fixed temperatures of the receiving coolant. The energy components are the indicated
V. L. Yusha   +2 more
doaj   +1 more source

Thermodynamic and Economic Analysis of a Liquid Air Energy Storage System with Carbon Capture and Storage for Gas Power Plants

open access: yesApplied Sciences, 2023
Liquid air energy storage (LAES) technology is helpful for large-scale electrical energy storage (EES), but faces the challenge of insufficient peak power output.
Xiaoqiao Qin   +3 more
doaj   +1 more source

Numerical Investigation on Instability Flow Behaviors of Liquid Oxygen in a Feeding Pipeline with a Five-Way Spherical Cavity

open access: yesEnergies, 2020
The hydrodynamic information of liquid oxygen in the conveying pipeline of cryogenic launch vehicles directly determines the reliability of the operation of the turbopump.
Fushou Xie   +5 more
doaj   +1 more source

Analytical Study of Aerodynamic Foil Journal Bearing with Elastic Support

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2008
A new type of compliant foil bearing (CFB)-Aerodynamic Foil Journal Bearing with Elastic Support was developed and analyzed in this paper. Sets of physical models were proposed to solve the Elastohydrodynamic (EHD) coupling problem for this new type of ...
Hongli ZHAO   +3 more
doaj   +1 more source

Home - About - Disclaimer - Privacy