Results 21 to 30 of about 52,495 (177)

Experimental investigation of a solar evacuated tube collector embedded with a heat pipe using different nanofluids and controlled mechanical exciting pulsations

International Journal of Thermofluids, 2023
Numerous studies have been conducted to enhance the thermal performance of evacuated tube solar thermal collectors using various techniques, such as different working fluids, concentrators, and modifications to the absorber design.
Adel A. Eidan, Assaad Alsahlani, Mohammed J. Alshukri, Ammar I. Alsabery   +3 more
doaj   +1 more source

The High Voltage Feedthroughs for the ATLAS Liquid Argon Calorimeters [PDF]

, 2007
The purpose, design specifications, construction techniques, and testing methods are described for the high voltage feedthrough ports and filters of the ATLAS Liquid Argon calorimeters.
, A Talalaevskii, ASTM, ATLAS collaboration, ATLAS collaboration, B Botchev, Douglas Electrical Components (formerly Douglas Engineering Company), G Finocchiaro, Ground-R-Guide, HABIA Cable, J Farrell, J Hoffman, J Steffens, J.R. Perkins, Kynar, M Rijssenbeek, M Thioye, M Zdrazil, Mylar by DuPont, NASA, NOVACAP, NOVACAP, Product no. 0037, R L McCarthy, S Kan, T. Droege, Tefzel, TRA-CON   +27 more
core   +2 more sources

Heat Pipe-Based Cooling Enhancement for Photovoltaic Modules: Experimental and Numerical Investigation

Energies
High temperatures in photovoltaic (PV) modules lead to the degradation of electrical efficiency. To address the challenge of reducing the temperature of photovoltaic modules and enhancing their electrical power output efficiency, a simple but efficient ...
Shuailing Ma, Yingai Jin, Firoz Alam
doaj   +1 more source

Thermoelectric Power Generators: State-of-the-Art, Heat Recovery Method, and Challenges

Electricity, 2021
Electricity plays a significant role in daily life and is the main component of countless applications. Thus, ongoing research is necessary to improve the existing approaches, or find new approaches, to enhancing power generation.
Rima Aridi, Jalal Faraj, Samer Ali, Thierry Lemenand, Mahmoud Khaled   +4 more
doaj   +1 more source

Preliminary neutronics design and analysis of lithium heat pipe cooled space reactor with low-enriched uranium

Nuclear Engineering and Technology
The space nuclear reactor cooled by heat pipes has become the preferred choice for future space missions and deep space exploration missions. The use of low-enriched uranium (LEU) is promoted to achieve the goal of nuclear non-proliferation worldwide. In
Xiaoliang Zou, Yanting Sun, Qiusun Zeng, Xiaojian Wen, Xiaogang Cao, Xi Huang, Yibao Liu   +6 more
doaj   +1 more source

Experimental Investigation on Affecting Air Flow against the Maximum Temperature Difference of a Lithium-Ion Battery with Heat Pipe Cooling

World Electric Vehicle Journal, 2023
Research on battery thermal management systems (BTMSs) is particularly significant since the electric vehicle sector is growing in importance and because the batteries that power them have high operating temperature requirements.
Chokchai Anamtawach, Soontorn Odngam, Chaiyut Sumpavakup   +2 more
doaj   +1 more source

Development of the spindle shaft for machining center using high thermal conductivity material

Journal of Advanced Mechanical Design, Systems, and Manufacturing, 2023
Due to the high precision and high speed of spindles for machining centers, thermal issues cannot be avoided. The temperature rises of the spindle shaft, which is the rotating component, causes issues such as increased thermal displacement in the tool ...
Shingo KAJIKAWA, Sho MORITA, Hiroshi USUKI, Naohiko SUGITA   +3 more
doaj   +1 more source

A First Look at the Performance of Nano-Grooved Heat Pipes

, 2018
Passive thermal spreaders utilizing liquid/vapor phase-change mechanism such as heat pipes, have been widely used in the macro-scale thermal management of electronic devices for many years. Micro-fabrication techniques enabled the fabrication micro-scale
Akkus, Yigit, Beskok, Ali, Celebi, Alper Tunga, Nguyen, Chinh Thanh   +3 more
core   +1 more source

Numerical and Experimental Study on Energy Performance of Photovoltaic-Heat Pipe Solar Collector in Northern China

International Journal of Photoenergy, 2015
Several studies have found that the decrease of photovoltaic (PV) cell temperature would increase the solar-to-electricity conversion efficiency. Water type PV/thermal (PV/T) system was a good choice but it could become freezing in cold areas of Northern
Hongbing Chen, Xilin Chen, Sai Chu, Lei Zhang, Yaxuan Xiong   +4 more
doaj   +1 more source

Experimental research of heat recuperators in ventilation systems on the basis of heat pipes

MATEC Web of Conferences, 2017
The paper presents the results of experimental studies of heat pipes and their thermo-technical characteristics (heat power, conductivity, heat transfer resistance, heat-transfer coefficient, temperature level and differential, etc.).
Matveev Andrey, Zelentsov Danila, Louks Alexander   +2 more
doaj   +1 more source