Results 31 to 40 of about 2,085,127 (180)

A New Ice Accretion Model for Aircraft Icing Based on Phase-Field Method

Applied Sciences, 2021
Aircraft icing presents a serious threat to the aerodynamic performance and safety of aircraft. The numerical simulation method for the accurate prediction of icing shape is an important method to evaluate icing hazards and develop aircraft icing ...
Hao Dai, Chunling Zhu, Huanyu Zhao, Senyun Liu   +3 more
doaj   +1 more source

Numerical Simulation of Ice Crystal Supercooled Droplet Mixed Phase Icing Based on the Improved Messinger Model

International Journal of Aerospace Engineering, 2023
The ice crystal supercooled droplet mixed phase icing problem is an important research direction in aircraft icing and has received more attention in recent years.
Zhengzhi Wang, Wei Zhong, Chunfu Liu, Huanyu Zhao, Senyun Liu   +4 more
doaj   +1 more source

An Experimental Investigation of the Convective Heat Transfer on a Small Helicopter Rotor with Anti-Icing and De-Icing Test Setups

Aerospace, 2021
Successful icing/de-icing simulations for rotorcraft require a good prediction of the convective heat transfer on the blade’s surface. Rotorcraft icing is an unwanted phenomenon that is known to cause flight cancelations, loss of rotor performance and ...
Abdallah Samad, Eric Villeneuve, Caroline Blackburn, François Morency, Christophe Volat   +4 more
doaj   +1 more source

Numerical and Experimental Investigation of the Design of a Piezoelectric De-Icing System for Small Rotorcraft Part 3/3: Numerical Model and Experimental Validation of Vibration-Based De-Icing of a Flat Plate Structure

Aerospace, 2020
The objective of this research project is divided in four parts: (1) to design a piezoelectric actuator-based de-icing system integrated to a flat plate experimental setup and develop a numerical model of the system with experimental validation, (2) use ...
Eric Villeneuve, Christophe Volat, Sebastian Ghinet   +2 more
doaj   +1 more source

Spontaneous dewetting transitions of droplets during icing & melting cycle

Nature Communications, 2022
Despite promising for anti-icing applications, structured superhydrophobic surfaces usually lose their hydrophobicity after a few icing/melting cycles.
Lizhong Wang, Ze Tian, Guochen Jiang, Xiao Luo, Changhao Chen, Xinyu Hu, Hongjun Zhang, Minlin Zhong   +7 more
doaj   +1 more source

Numerical and Experimental Investigation of the Design of a Piezoelectric De-Icing System for Small Rotorcraft Part 1/3: Development of a Flat Plate Numerical Model with Experimental Validation

Aerospace, 2020
The objective of this research project is divided in four parts: (1) to design a piezoelectric actuator-based de-icing system integrated to a flat plate experimental setup and develop a numerical model of the system with experimental validation, (2) use ...
Eric Villeneuve, Christophe Volat, Sebastian Ghinet   +2 more
doaj   +1 more source

Salient Object Detection Method Based on Multi-scale Visual Perception Feature Fusion [PDF]

Jisuanji kexue
Salient object detection has important theoretical research significance and practical application value,and has played an important role in many computer vision applications,such as visual tracking,image segmentation and object recognition.How-ever,the ...
WU Xiaoqin, ZHOU Wenjun, ZUO Chenglin, WANG Yifan, PENG Bo
doaj   +1 more source

Determination of anti-icing properties of a gas-thermal coating protective coating with a surface layer of PTFE [PDF]

E3S Web of Conferences, 2023
Icing is a negative factor in the operation of various structures and equipment. Ice, due to its physical characteristics, has an aggressive effect on the surfaces of many materials.
Kostin Vasily, Kochetkov Vladimir, Sokolova Natalia, Mankovsky Sergey, Orlov Sergey   +4 more
doaj   +1 more source

Effect of Various Surface Coatings on De-Icing/Anti-Icing Fluids Aerodynamic and Endurance Time Performances

Aerospace, 2019
The Anti-icing Materials International Laboratory (AMIL) has been testing SAE AMS1424 and AMS1428 ground de-icing/anti-icing fluids for more than 30 years.
Eric Villeneuve, Jean-Denis Brassard, Christophe Volat   +2 more
doaj   +1 more source

The quality evaluation of aero-thermal flowfield in 0.75m × 0.50m icing wind tunnel

Hangkong gongcheng jinzhan
The quality of aero-thermal flowfield of the icing wind tunnel is the precondition for its experimental application. In order to evaluate the quality of the aerodynamic flowfield and the thermodynamic flowfield of 0.75 m × 0.50 m icing wind tunnel, the ...
WEI Longtao, LIU Senyun, WANG Qiao, GUO Qiling   +3 more
doaj   +1 more source