Results 1 to 10 of about 130,696 (295)

Constraint languages for computer aided design [PDF]

open access: bronzeACM SIGDA Newsletter, 1985
In a typical algorithmic language such as Fortran or Pascal a program is a sequence of steps for the language interpreter to follow to achieve a desired result. In a constraint language a program is a set of relationships, called constraints, that describe the desired result.
Wm Leler
openaire   +2 more sources

Markov chains and computer-aided geometric design: part I - problems and constraints [PDF]

open access: bronzeACM Transactions on Graphics, 1984
Summary: The connection between probability theory and computer-aided geometric design is explored further. Markov chains are shown to be associated with solutions to the following three geometric problems: (1) Given a curve B[P](t), alter the shape of the curve by changing the control points P.
Ronald Goldman
openaire   +3 more sources

Computer-Aided Optimal Design of A Single-Chamber Muffler with Side Inlet/Outlet Under Space Constraints

open access: bronzeJournal of Marine Science and Technology, 2003
Whilst the muffler dimension is often limited inside a building or machine room, the consideration of maximal sound transmission loss (STL) under space constraints becomes important and essential to the field of acoustics. In this paper, the optimal design of a single-chamber muffler with side inlet/outlet is comprehensively presented. Both the graphic
Long-Jyi Yeh   +3 more
openaire   +3 more sources

Computer aided design of a single degree-of-freedom six-bar mechanism via Monte Carlo layered optimization method [PDF]

open access: yesHeliyon
Planar single degree of freedom (DOF) 6-bar mechanisms, characterized by simple control and high stiffness, find extensive applications across various robotic systems.
Yong Zhang, Ziqiang Zhang
doaj   +2 more sources

Industrial robot path planning in a constraint-based computer-aided design and kinematic analysis environment

open access: greenProceedings of the Institution of Mechanical Engineers, Part B: Journal of Engineering Manufacture, 2009
Paths of industrial robots are easier to plan by using constraints on accurate computer-aided design (CAD) models of both objects representing the real industrial robotic cell and virtual objects representing the auxiliary geometry that is necessary to define path points.
G-C Vosniakos, A Chronopoulos
openaire   +2 more sources

Computer Aided Design Of Suboptimal Constant Gain Filters Subject To Stability Constraints.

open access: green, 1979
PhD ; Aerospace materials ; University of Michigan, Horace H. Rackham School of Graduate Studies ; http://deepblue.lib.umich.edu/bitstream/2027.42/178803/2/7925172 ...
S.P. Karatsinides
openaire   +3 more sources

Constraint-Based Graphic Statics : New paradigms of computer-aided structural equilibrium design

open access: green, 2013
This paper presents a new computer-aided environment aimed at assisting designers during the very first stages of the structural design process. It gives designers the opportunity to build and modify interactively geometric constraints that control the structural shape and its static equilibrium simultaneously and in an entirely graphical way ...
Fivet, Corentin   +2 more
openaire   +3 more sources

The design and implementation of an expander for the hierarchical real-time constraints of Computer Aided Prototyping System (CAPS)

open access: green, 1991
As part of developing the Execution Support System of Computer-Aided Prototyping System (CAPS), there is a need to translate and schedule prototypes of hard real-time systems whose specifications are defined in a hierarchical structure by using the Prototyping System Description Language (PSDL). We present a design and implementation of a PSDL expander
Sfuleyman Bayramoglu
openaire   +3 more sources

Topology Optimization and Fatigue Life Estimation of Sustainable Medical Waste Shredder Blade

open access: yesMathematics, 2022
There is an increased interest in designing cost-effective lightweight components to meet modern design requirements of improving cost and performance efficiency.
Muhammad Muzammil Azad   +3 more
doaj   +1 more source

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