Results 41 to 50 of about 2,265,931 (262)

The Feasibility Study for CAT Ⅱ ILS Flight Test with Type Ⅰ ILS

open access: yesHangkong gongcheng jinzhan, 2019
Airports with Type Ⅱ ILS is the precondition of CAT Ⅱ ILS flight test. Since domestic airports with Category Ⅱ operation condition are all large hub airports, many restrictions will greatly affect the efficiency of flight test.
Zhang Yuanyuan, Bai Weiguo
doaj   +1 more source

Civil Aircraft Man-machine Interaction Scenario Design for Crew Workload Airworthiness Verification

open access: yesHangkong gongcheng jinzhan, 2022
The design of effective civil aircraft man-machine interactive airworthiness verification scenarios is the basis for the implementation of crew workload verification.
CHEN Nongtian, MAN Yongzheng, LI Junhui
doaj   +1 more source

Water Electrolysis Technologies for Extraterrestrial Water Resource Conversion

open access: yesEcoEnergy, EarlyView.
This paper reviews four water electrolysis technologies for extraterrestrial water conversion: alkaline water electrolysis, proton exchange membrane water electrolysis, solid oxide water electrolysis, and anion exchange membrane water electrolysis. It elaborates on their mechanisms, components, and integration, highlighting challenges such as water ...
Yawen Jiang   +6 more
wiley   +1 more source

Convergence and Residual Error Analysis of Unsteady MHD Stagnation Flow Over a Cylindrical Surface With Streamline and Isotherm Visualization

open access: yesEnergy Science &Engineering, EarlyView.
The novelty of the current study is that the unsteady MHD Cross nanofluid model is, for the first time, coupled with the melting heat transfer at the stagnation point over a horizontally extended cylinder in a Darcy–Forchheimer porous medium. This work connects complex rheological behaviors and phase‐change phenomena in a unique way, with the only ...
Fahad Maqbul Alamrani   +6 more
wiley   +1 more source

Civil aircraft system process assurance application based on ARP4754A

open access: yesHangkong gongcheng jinzhan
“Guidelines for development of civil aircraft and systems” is a recommended and accepted standard for the airworthiness of civil aircraft systems,which provides a structured development process assurance method to identify and correct development errors.
ZHOU Pei, LI Jing, XIE Hongman
doaj   +1 more source

Study on Improvement of Operation Economy of Civil Aircraft Water and Waste System

open access: yesHangkong gongcheng jinzhan, 2022
Based on the green design concept of environmental protection and the pursuit of economy for civil aircraft,the weight loss is a key consideration factor in aircraft design.How to balance the relationship of water carrying capacity and water supplying ...
ZHANG Xueping
doaj   +1 more source

Active flow control systems architectures for civil transport aircraft [PDF]

open access: yes, 2010
Copyright @ 2010 American Institute of Aeronautics and AstronauticsThis paper considers the effect of choice of actuator technology and associated power systems architecture on the mass cost and power consumption of implementing active flow control ...
Crowther, W. J.; id_orcid   +9 more
core   +1 more source

How emerging market firms learn to lead in complex product systems: Evidence from China's civil aircraft industry

open access: yesGlobal Strategy Journal, EarlyView.
Abstract Research Summary The rise of emerging market lead firms (LFs) in global value chains (GVCs) challenges the prevailing view that only multinational corporations (MNCs) from advanced economies lead systems integration, design, and innovation activities.
Yuanyuan Wu, Paola Perez‐Aleman
wiley   +1 more source

Competitiveness Evaluation Method of Supersonic Civil Aircraft Based on Analytic Hierarchy Process

open access: yesAerospace
As the demand for long-distance flights continues to increase, supersonic transport (SST) has once again become a hot research topic. However, in the conventional research on competitiveness of civil aircraft, because the flight speeds of various ...
Jiazheng He   +4 more
doaj   +1 more source

Research on Verification Method of Civil Aircraft Maintenance Manual

open access: yesHangkong gongcheng jinzhan, 2021
The maintenance procedure of domestic civil aircraft has the problem of incomplete verification method,so it is necessary to study its verification method.According to the procedure type and content of aircraft maintenance manual technique,three ...
ZHANG Yajie   +5 more
doaj   +1 more source

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