Results 61 to 70 of about 13,582 (315)

A Study on Flow Characteristics and Cooling Performance for Different Turbine Blade Shapes [PDF]

한국정밀공학회지, 2019
The purpose of this study was to investigate the flow characteristics and cooling performance for the heavy turbine blade with different shapes. Research was focused on the numerical study on forced convective heat transfer coefficients for three ...
Chan Woo Park, Dong-Ryul Lee
doaj   +1 more source

Understanding Operando Water Management in Hydroxide‐Exchange‐Membrane Fuel Cells

Advanced Materials Interfaces, EarlyView.
Effective water management is vital for high‐performance hydroxide‐exchange‐membrane fuel cells. Using a custom water‐flux station, this study quantifies how membrane thickness, microporous layers, and operating conditions dictate internal water transport.
Catherine M. Weiss, Shiyi Wang, Brian P. Setzler, Yushan Yan, Adam Z. Weber   +4 more
wiley   +1 more source

Optimization of laminar convective heat transfer of oil-in-water nanoemulsion fluids in a toroidal duct

, 2020
This study presents numerical simulations, back propagation artificial neural networks and genetic algorithms for optimizing laminar convective heat transfer of oil-in-water nanoemulsion fluids having non-Fourier heat conduction characteristics. Firstly,
SUN, HH, Chen, Q, Wang, L, Liu, F, Zhao, J, ZHANG, DX   +5 more
core   +1 more source

Heat transfer of Nano-fluids as working fluids of swimming pool heat exchangers [PDF]

International Journal of Advanced Design and Manufacturing Technology, 2014
The present experimental study reports on enhancement of heat transfer by addition of nanoparticles to the working fluid of commercial swimming pool heat exchangers under laminar flow condition.
Nariman Ashrafi, Yashar Bashirzadeh
doaj  

Minimally Invasive Delivery of Optical Nanosensors Using Injectable Hydrogels

Advanced Materials Interfaces, EarlyView.
Injectable peptide hydrogels offer a minimally invasive delivery platform for single‐walled carbon nanotube (SWCNT)‐based near‐infrared fluorescent sensors, enabling real‐time measurement of drug concentrations. Encapsulated SWCNTs show a dose‐dependent fluorescence response across physiologically relevant concentrations and retain their fluorescence ...
Shirel Kleiner, Gili Bisker
wiley   +1 more source

Experimental study on natural convection greenhouse drying of papad

Journal of Energy in Southern Africa, 2017
In this paper, the convective heat transfer coefficients of papad for greenhouse drying under a natural convection mode are reported. Various experiments were conducted during the month of April 2010 at Guru Jambheshwar University of Science and ...
Mahesh Kumar
doaj   +1 more source

Recent Advances of Slip Sensors for Smart Robotics

Advanced Materials Technologies, EarlyView.
This review summarizes recent progress in robotic slip sensors across mechanical, electrical, thermal, optical, magnetic, and acoustic mechanisms, offering a comprehensive reference for the selection of slip sensors in robotic applications. In addition, current challenges and emerging trends are identified to advance the development of robust, adaptive,
Xingyu Zhang, Liao Wu, Shuai He, Zhao Sha, Yuwan Huang, Shuying Wu, Dewei Chu, Chun H. Wang, Shuhua Peng   +8 more
wiley   +1 more source

Fully Printed Electrocaloric Heat Pump

Advanced Materials Technologies, EarlyView.
A system based on a flexible printed PEDOT:PSS/P(VDF‐TrFE‐CFE) electrocaloric membrane. The membrane periodically alternates between the cold and hot sides following its electrocaloric cycle and successfully generates a temperature difference. The entire fabrication process is industrially scalable, cost‐effective, and based on widely accessible ...
Adrian Agreda, Florian Le Goupil, Guillaume Payrot, Sokha Khiev, Jean‐David Isasa, Wiljan Smaal, Guillaume Fleury, Georges Hadziioannou   +7 more
wiley   +1 more source

Analysis and Research of Asymmetric Helical Gear Oil Injection Lubrication Considering Convective Heat Transfer Coefficient

Jixie chuandong, 2022
The computational fluid dynamic （CFD） method is used to study the two injection modes of the non-symmetrical helical gear injection，namely，the injection mode of the entry side and the injection mode of the exit side.
Shuai Mo, Xu Li, Zhenxing Zou, Zhiyou Feng, Guojian Cen   +4 more
doaj  

Automotive Radiators: An Experimental Analysis of Hybrid Nanocoolant [PDF]

E3S Web of Conferences
A hybrid nanocoolant is a novel type of heat transfer enhancement medium that has the potential to enhance the performance of automotive radiators by improving heat transfer efficiency and heat dissipation.
Zurghiba Hizanorhuda, Kadirgama Kumaran, Noor M.M., Bakar R.A., Semin   +4 more
doaj   +1 more source