搜索结果: 1-15 共查到“航空、航天科学技术 design”相关记录61条 . 查询时间(0.144 秒)
How to design a sail that won’t tear or melt on an interstellar voyage（图）
星际航行 帆 机械工程 应用力学 航天器结构与设计
2023/7/11
Astronomers have been waiting decades for the launch of the James Webb Space Telescope, which promises to peer farther into space than ever before. But if humans want to actually reach our nearest ste...
DESIGN OF SMART MULTI-FUNCTIONAL INTEGRATED AVIATION PHOTOELECTRIC PAYLOAD
Photoelectric Technology Payload Design Smart
2018/5/16
To coordinate with the small UAV at reconnaissance mission, we’ve developed a smart multi-functional integrated aviation photoelectric payload. The payload weighs only 1kg, and has a two-axis stabiliz...
Stanford engineers design a robotic gripper for cleaning up space debris
Stanford engineers design robotic gripper cleaning up space debris
2017/7/24
Right now, about 500,000 pieces of human-made debris are whizzing around space, orbiting our planet at speeds up to 17,500 miles per hour. This debris poses a threat to satellites, space vehicles and ...
The Royal Aeronautical Society’s 5th Aircraft Structural Design Conference, undertaken with the support of the University of Mancheser, will address the challenges facing the designers of the next gen...
Asian workshop on Aircraft Design Education (AWADE 2016) will be a joint event of aerospace industries, universities, academia, organizations and associations which provides a unique opportunity to co...
This article traces the evolution of long range jet transport aircraft over the 50 years since Kuechemann founded the journal Progress in Aerospace Sciences. The article is particularly focused on tra...
Enhancement of a Class of Adjoint Design Methods via Optimization of Parameters
Enhancement Adjoint Design Methods Optimization Parameters
2015/7/3
INCE the adjoint method was introduced to aerodynamic shape optimization in 1980s [1,2], this method has become a popular choice for design problems involving fluid flow and has been succe...
NLF Airfoil and Wing Design by Adjoint Method and Automatic Transition Prediction
NLF Airfoil Wing Design Adjoint Method Automatic Transition Prediction
2015/7/3
This paper describes the application of optimization technique based on control theory for natural-laminar-°ow airfoil and wing design in viscous compressible °ow modeled by the Reynolds averaged Navi...
Design of Adjoint Based Laws for wing flutter control
Design Adjoint Based Laws wing fl utter control
2015/7/2
An airplane, by its nature of being, is constructed so that it is as light as possible. The structural design is guided by static and dynamic factors. The more stringent constraints on the structural ...
Aerodynamic–Structural Design Studies of Low-Sweep Transonic Wings
Aerodynamic–Structural Design Studies Low-Sweep Transonic Wings
2015/7/2
The current generation of wing designs for civilian air transport typically have a swept wing. However, these wings were designed without the aid of modern high-fidelity simulation and multidisc...
AN ADJOINT METHOD FOR DESIGN OPTIMIZATION OF SHIP HULLS
ADJOINT METHOD DESIGN OPTIMIZATION SHIP HULLS
2015/7/2
We present a design optimization method for reducing the wave resistance (drag) of surface piercing hulls.
Exploring the Limits of Shock-free Transonic Airfoil Design
Exploring Limits Shock-free Transonic Airfoil Design
2015/7/2
In this study the limits of shock-free transonic airfoil design are explored via computa tional uid dynamics and shape optimization. Using an inviscid ow solver coupled with the adjoint method for sha...
Multi-Element High-Lift Configuration Design Optimization Using Viscous Continuous Adjoint Method
Multi-Element High-Lift guration Design Optimization Viscous Continuous Adjoint Method
2015/7/2
An adjoint-based Navier–Stokes design and optimization method for two-dimensional multi-element high-lift configurations is derived and presented. The compressible Reynolds-averaged Navier–Stoke...
Challenges and Complexity of Aerodynamic Wing Design
Challenges Complexity Aerodynamic Wing Design
2015/7/2
This paper focuses on aerodynamic design methodology. It discusses challenges and complexity of aerodynamic wing design for a transonic aircraft, which arise from the complex nature of ow around the w...
AERODYNAMIC SHAPE OPTIMIZATION:EXPLORING THE LIMITS OF DESIGN
AERODYNAMIC SHAPE OPTIMIZATION EXPLORING LIMITS DESIGN
2015/7/2
This paper discusses the role that computational fluid dynamics (CFD) plays in the design of aircraft. An overview of the design process is provided, covering some of the typical decisions that ...