Results 1 to 10 of about 198,818 (166)

A review on ultrasound-enhanced heat transfer. [PDF]

Ultrason Sonochem
This review comprehensively examines recent advances in ultrasound-enhanced heat transfer, a promising active cooling technology for high-heat-flux electronic devices. It systematically analyzes the fundamental mechanisms: thermal effect, acoustic cavitation, acoustic streaming, acoustic fountain and atomization.
Li C, Luo Z, Shao Y, Qian Y, Du S, Yang Q, Chen Z, Chen H, Zha Y, Fang X.   +9 more
europepmc   +3 more sources

Experimental study on preparation of fuel by low-temperature pyrolysis of plastic waste combined with desiccated sludge after preforming [PDF]

MATEC Web of Conferences, 2022
Take plastic waste and dried sludge as raw materials, use pressure testing machine and high temperature hot pressing mold to test under different parameters.
Jia Hongxin, Wang Jingfu, Ma Yasong
doaj   +1 more source

Numerical simulation analysis of rotary cup centrifugal blast furnace slag [PDF]

MATEC Web of Conferences, 2022
In the process of centrifugal dry granulation of blast furnace slag, the thickness of the liquid film at the outlet of the rotor will have a significant impact on the degree of crushing of the slag after leaving the rotor and the size of the solid ...
Yang Mengyuan, Wang Jingfu
doaj   +1 more source

Thermodynamic Analysis and Optimization Design of a Molten Salt–Supercritical CO₂ Heat Exchanger

Energies, 2022
The performance of a heat exchanger is directly related to the energy conversion efficiency of the thermal storage system, and its optimal design is an important method to improve the performance of the heat exchanger.
Xiaoming Dong, Cancan Zhang, Yuting Wu, Yuanwei Lu, Chongfang Ma   +4 more
doaj   +1 more source

Comprehensive Performance Assessment of Dual Loop Organic Rankine Cycle (DORC) for CNG Engine: Energy, Thermoeconomic and Environment

Energies, 2022
The improvement of the overall utilization rate of compressed natural gas (CNG) engine fuel is the basis of efficient energy utilization. On the foundation of heat balance theory of internal combustion engines, this study fully considers the operation ...
Xu Ping, Baofeng Yao, Hongguang Zhang, Hongzhi Zhang, Jia Liang, Meng Yuan, Kai Niu, Yan Wang   +7 more
doaj   +1 more source

Experimental Research on Performance Comparison of Compressed Air Engine under Different Operation Modes

Energies, 2023
An air-powered vehicle is a low-cost method to achieve low-pollution transportation, and compressed air engines (CAE) have become a research hotspot for their compact structure, low consumption, and wide working conditions.
Jia Liang, Baofeng Yao, Yonghong Xu, Hongguang Zhang, Fubin Yang, Anren Yang, Yan Wang, Yuting Wu   +7 more
doaj   +1 more source

Performance Prediction and Working Fluid Active Design of Organic Rankine Cycle Based on Molecular Structure

Energies, 2022
Working fluid selection is crucial for organic Rankine cycles (ORC). In this study, the relationship between molecular structure and ORC performance was established based on the quantitative structure–property relationship (QSPR) and working fluid ...
Yachao Pan, Fubin Yang, Hongguang Zhang, Yinlian Yan, Anren Yang, Jia Liang, Mingzhe Yu   +6 more
doaj   +1 more source

Performance Improvement of KCS (Kalina Cycle System) 34 by Replacing Throttle Valve With Single-Screw Expander

Frontiers in Energy Research, 2021
In order to recover the energy loss due to the throttling in the path of ammonia-lean solution in the Kalina Cycle System (KCS) 34, two redesigned cycles, in which single-screw expanders that can perform two-phase expansion are used to replace the ...
Xinxin Zhang, Xinxin Zhang, Zhenlei Li, Zhenlei Li, Jingfu Wang, Jingfu Wang, Yuting Wu, Yuting Wu, Chongfang Ma, Chongfang Ma   +9 more
doaj   +1 more source

Nanofluid Heat Transfer: Enhancement of the Heat Transfer Coefficient inside Microchannels [PDF]

Nanomaterials, 2022
The purpose of this paper is to investigate the effects of a connector between two microchannels, for the first time. A brief literature review is provided to offer a better understanding on the impacts of concentration and the characteristics of nanoparticles on thermal conductivity, viscosity, and, consequently, the heat transfer coefficient inside ...
Kevin Apmann, Ryan Fulmer, Branden Scherer, Sawyer Good, Jake Wohld, Saeid Vafaei   +5 more
openaire   +3 more sources

Advances in High-Temperature Molten Salt-Based Carbon Nanofluid Research

Energies, 2023
Molten salt is an excellent medium for heat transfer and storage. The unique microstructure of carbon nanomaterials leads to good mechanical stability, low density, high thermal conductivity, and high strength, etc.
Xia Chen, Mingxuan Zhang, Yuting Wu, Chongfang Ma   +3 more
doaj   +1 more source