Results 71 to 80 of about 13,515,191 (202)

Experimental Study on CHF Limit of Cr-coated Fuel Cladding under High Temperature and High Pressure Flow Condition

open access: yesYuanzineng kexue jishu
Nuclear fuel cladding is the first safety barrier of the reactor. For additional safety of the fuel assemblies under accident conditions, accident tolerant fuel (ATF) cladding material has been widely noted.
FAN Guanhua, FANG Qifei, YAO Xi, PENG Zhenxun, GUO Ming, CHEN Senyang, LYU Lulu, ZHANG Ge, SU Qianhua, LU Donghua
doaj   +1 more source

Reduction of the Cavitation Noise in an Automotive Heater Core

open access: yesApplied Sciences
This study investigates the mechanism behind the cavitation-induced noise in an automotive heater core and proposes a structural solution to eliminate it. Abnormal noise during cold-start conditions in a compact passenger vehicle was traced to cavitation
Jeonga Lee   +3 more
doaj   +1 more source

Experimental Investigation on Pressure and Flame Surface Oscillation in a Dual-Cavity Scramjet Combustor

open access: yesEnergies
Pressure and flame surface oscillations are common in supersonic combustion instability. Understanding the characteristics, generation, maintenance, and interaction mechanisms of these oscillations is crucial. An experimental setup with an alcohol heater
Wenhao Liao, Yidan Chen, Ningfei Wang
doaj   +1 more source

Pengaruh Rasio Laju Alir Gas Nitrogen-Hydrogen serta Gas Pressure pada RF Plasma Nitriding terhadap Surface Hardness Spesimen SUS304

open access: yesRekayasa Mesin, 2016
RF Plasma nitriding was done on the specimen SUS304. This research had aim to obtain a high surface hardness value as a result of flow rate ratio of Nitrogen-Hydrogen. The experimental research consisted of three models.
Tjuk Oerbandono
doaj   +1 more source

Interseismic re-strengthening and stabilization of carbonate faults by "non-Dieterich" healing under hydrothermal conditions [PDF]

open access: yes, 2015
Friction experiments, consisting of a "velocity stepping" stage, a "slide-hold-slide" (SHS) stage and a second "velocity stepping" stage, have been performed to study the frictional healing behavior of carbonate fault gouge, and the effects of healing on
Chen, Jianye   +4 more
core   +2 more sources

Numerical investigation of the spiral solar air heater performance [PDF]

open access: yesAUT Journal of Mechanical Engineering
This paper presents a new design of a spiral solar air heater with a 90 turning of the air inside the passageway assembled between the absorber and bottom plate for the purposes of mixing process and extending the surface of heat transfer that finally ...
S. A. Gandjalikhan Nassab
doaj   +1 more source

Effect of thermionic emitting heater on breakdown voltage in high pressure mercury vapor

open access: yesJournal of Light & Visual Environment, 1983
HID lamps cannot be reignited instantly after they are extinguished, since the breakdown voltage is too high. As the result of investigation about the mothod that lowers the breakdown voltage at restart, we found that it is effective to set a heater as a preheated cathode in the discharge tube, and to utilize the thermionic emission from it.
SUZUKI, Ryo   +2 more
openaire   +2 more sources

STATUS OF THE EU-XFEL LASER HEATER

open access: yes, 2013
We describe the technical layout and the status of the laser heater system for the EuXFEL. The laser heater is needed to increase the momentum spread of the electron beam to prevent micro-bunching instabilities in the linac.
Hamberg, Mathias,, Ziemann, Volker
core  

A solar water heater for remote communities [PDF]

open access: yes, 1991
The RADG has been developing a solar water heater suitable for use in remote areas. The original inspiration for this project was to provide hot water for remote Aboriginal communities.
Anda, M., Gray, E., Ho, G.
core  

High pressure study of NaAlH4 by Raman spectroscopy up to 17 GPa

open access: yes, 2006
A high-pressure Raman study was carried out on NaA1H(4) up to 17 GPa using the diamond anvil cell method. In the pressure region 2-5 GPa, several of the original modes split.
Sundqvist, Bertil,, Talyzin, Alexandr,
core   +1 more source

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