Results 51 to 60 of about 13,582 (315)

The Numerical Simulation Analysis on Heat Transfer Efficiency Influence Factors of Shell and Tube Heat Exchanger

open access: yesShiyou jixie, 2015
Most of shell and tube heat exchanger design based on traditional experiences have the issues of high weight and high energy consumption.The effects of heat transfer tube types,baffle spacing,and baffle plate cut rate on the heat exchanger convective ...
Wang Qingfeng, Pang Xin, Zhao Shuang
doaj  

Localized Temperature Monitoring in Mouse Brain during Light Delivery via a Non‐Planar Tapered Fiber‐Integrated µRTD Sensor

open access: yesAdvanced Materials, EarlyView.
We report a multifunctional tapered optical fiber integrating a conformal micro‐resistance temperature detector (µRTD) for local, real‐time thermometry during optical stimulation. The platform combines light‐delivery and temperature sensing within a minimally invasive footprint, enabling detection of sub‐degree cortical heating under representative ...
Antonio Balena   +6 more
wiley   +1 more source

Research on the Condition Assessment Method for Marine Diesel Generators Considering the Effects of Fouling and Dust Deposition

open access: yesMathematics
To address the heat transfer degradation caused by fouling and dust accumulation on the stator windings of marine diesel generators, this study proposes a health condition assessment method based on the convective heat transfer coefficient.
Yukuo Guo, Ruiping Zhou, Jiashun Dai
doaj   +1 more source

Thermal analysis of insulated north-wall greenhouse with solar collector under passive mode

open access: yesInternational Journal of Sustainable Energy, 2018
An insulated north wall greenhouse dryer has been fabricated and tested for no-load condition under passive mode. Testing has been conducted in two different cases.
Prashant Singh Chauhan, Anil Kumar
doaj   +1 more source

Positively Charged Polymer‐Brush MOFs for Large‐Area, Pressure‐Resistant Gas Separation Membranes

open access: yesAdvanced Materials, EarlyView.
A universal POPA strategy enables positively charged polymer‐brush MOFs with self‐adaptive interfacial interlocking to resist aggregation under fast processing. This design ensures seamless dispersion within large‐area selective layers, achieving 1 m‐wide roll‐to‐roll fabrication of pressure‐resistant MMCMs with tunable CO2 separation performance ...
Yi Yang   +11 more
wiley   +1 more source

Inverse solution to heat transfer coefficient during heat assembly of aluminum alloy drill pipes

open access: yesAdvances in Mechanical Engineering, 2017
With the rapid development of oil and gas industry, as well as geological exploration industry, the requirements on properties of aluminum alloy drill pipes are increasing.
Youhong Sun   +4 more
doaj   +1 more source

Elephant‐Skin‐Inspired Porous Cementitious Tiles with Programmable Crack Networks for Passive Cooling

open access: yesAdvanced Materials, EarlyView.
Elephant‐skin‐inspired crack networks are programmed in porous diatomaceous earth (DE)‐cement composites using substrate‐guided, stress‐concentration induced fracture. The resulting crack lattices act as capillary conduits that redistribute water, while the porous matrix stores moisture.
Qingya Huang   +5 more
wiley   +1 more source

Influence of Convection Heat Transfer of Tread Plate in Polar Environment

open access: yesShanghai Jiaotong Daxue xuebao
To solve the problem of cold protection for marine equipment against cold caused by the harsh polar environment, electrical tracing is commonly used in engineering.
HAN Xueyang, WU Lin, LIU Zhibing, YU Dongwei, KONG Xiangyi, ZHANG Dayong
doaj   +1 more source

Advances in Magnesium‐Based Thermoelectrics: A Critical Review

open access: yesAdvanced Materials, EarlyView.
Magnesium‐based thermoelectric materials have emerged as promising candidates for low‐to‐mid‐temperature energy conversion due to their abundance, low cost, and competitive performance. This review summarizes recent advances in Mg3X2, MgAgSb, and Mg2X systems, covering transport mechanisms, fabrication strategies, stability challenges, and device ...
Li‐Min Zhang   +5 more
wiley   +1 more source

Simulation of Convective Heat-Transfer Coefficient in a Buried Exchanger [PDF]

open access: yesAmerican Journal of Applied Sciences, 2008
This study presents analytical models allowing to study a forced convection laminar flow in non-established dynamic and thermic regimes. We treated a flow in a bitubular exchanger in permanent thermal contact with a semi-infinite medium, such as the ground.
Taoufik Mnasri   +3 more
openaire   +1 more source

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