Results 51 to 60 of about 4,954 (163)

Numerical Investigation and Optimization of Transpiration Cooling Plate Structures with Combined Particle Diameter

Energies
Transpiration cooling is an efficient thermal protection technology used for scramjet combustors and other components. However, a conventional transpiration cooling plate structure with uniform porous media distribution suffers from a large temperature ...
Dan Wang, Yaxin Liu, Xiang Zhang, Mingliang Kong, Hanchao Liu   +4 more
doaj   +1 more source

Numerical and experimental investigations on transpiration cooling

, 2022
Future challenges in aviation and space travel are closely linked to the development of propulsion engines. Enhancing the performance and reusability while reducing emissions increases the demands on the applied materials and cooling technology.
openaire   +3 more sources

Parameter Estimation of Stomatal Conductance Model to Predict Whole‐Tree Transpiration Rate and Spatial Distribution of Leaf Surface Temperature Within the Canopy

Japan Architectural Review
Urban heat during summer has recently become a serious issue. Although urban trees have a cooling effect, this effect must be evaluated quantitatively for effective landscape and streetscape design. However, models capable of predicting hourly changes in
Suzuka Deushi, Yasuyuki Ishida, Jun Teshirogi, Akashi Mochida, Haruka Nishiyama   +4 more
doaj   +1 more source

How Variations in Photosynthetically Active Radiation Affect Vegetation Carbon–Water Coupling Processes: A Study Based on the Vegetation Microclimate Process (VMcP) Model

Atmosphere
Vegetation physiological processes are critical regulators of terrestrial carbon–water cycles and local microclimate dynamics, with photosynthetically active radiation (PAR, 400–700 nm) serving as a primary driving force. However, most vegetation–climate
Yu Wang, Shufan Li, Xiufeng Sun, Yan Xu, Junru Yan   +4 more
doaj   +1 more source

Hydroclimatic Constraints on Tree Transpiration‐Induced Cooling Across Global Biomes

Geophysical Research Letters
Despite trees' critical role in regulating global warming, their direct transpiration‐induced cooling (TIC) effects in response to background climate at the global scale are currently not well understood by ground observations.
Muhammad Hayat, Xianli Xu, Ran Liu
doaj   +1 more source

Numerical Analysis of Heat Transfer and Flow Characteristics in Porous Media During Phase-Change Process of Transpiration Cooling for Aerospace Thermal Management

Energies
Transpiration cooling that utilizes the phase change of a liquid coolant is recognized as an effective thermal protection technique for extreme environments.
Junhyeon Bae, Jukyoung Shin, Tae Young Kim   +2 more
doaj   +1 more source

Hypersonic Leading-Edge Cooling—A Comprehensive Review

Aerospace
Human innovation has continually expanded the boundaries of knowledge, from mastering atomic science to reaching the Moon and now into the era of Industry 4.0, where artificial intelligence, the Internet, and advanced additive manufacturing turn ...
Mohammed Aleemuddin, Md Amzad Hossain, Adittya Barua   +2 more
doaj   +1 more source

Simulation of Transpiration Cooling with Phase Change Process in Porous Media

Fluids
Phase change modeling in porous media is among the important challenges in many essential engineering problems, including thermal management, energy conservation or recovery, and heat transfer.
Aroua Ghedira, Zied Lataoui, Adel M. Benselama, Yves Bertin, Abdelmajid Jemni   +4 more
doaj   +1 more source

Transpiration model for plant canopy using ioT systems in the microenvironment

SICE Journal of Control, Measurement, and System Integration
To ensure a consistent supply of high-quality agricultural products, managing environmental factors like temperature, humidity, and light is crucial. Plant factories are emerging as practical solutions for creating controlled environments. Our laboratory
Renta Noguchi, Asahi Sakuma, Yuko Kakazu, Hiroshi Iwata, Yosuke Asano, Yuichi Itoh, Achyut Sapkota, Atsushi Shiraki, Ikusaburo Kurimoto   +8 more
doaj   +1 more source

Urban-rural differences in transpiration patterns of <i>Pinus tabuliformis</i> and environmental drivers. [PDF]

Front Plant Sci
Liu H, Wang J, Sun X, Zheng Z, Zhou W.
europepmc   +1 more source