scholarly journals Designing the functional garments for people with physical disabilities or kyphosis by using computer simulation techniques

2019 ◽  
Vol 70 (02) ◽  
pp. 182-191
Author(s):  
RUDOLF ANDREJA ◽  
STJEPANOVIČ ZORAN ◽  
CUPAR ANDREJ

The two-fold purpose of this study is to document the current challenges of the 3D scanning and computer simulation techniques in developing functional garments for people with physical disabilities or postural disorder kyphosis. The first part of the study investigates the health problems of the wheelchair users and presents the possibilities of developing functional pants from the perspective of protection and health needs. The second part of the study investigates the usefulness of the newly developed methodology for elementary surfaces evaluation, named CASP (Curvature, Acceleration, Symmetry, Proportionality), in the process of designing the well-fitted bodice for wheelchair users suffering from the postural disorder kyphosis. The relationships between the health problems, human body postures, kyphosis, 3D scanning, CASP evaluation and treated garments were considered in the prototyping process. The obtained research results regarding the functional pants for wheelchair users and the well-fitted bodice for a kyphosis body are valuable also for a wider population of those who are forced to a sitting posture during a day and are confronted with similar health problems as paraplegics or are affected by the kyphosis.

1986 ◽  
Vol 64 (11) ◽  
pp. 2624-2633 ◽  
Author(s):  
Peter F. Major ◽  
Lawrence M. Dill ◽  
David M. Eaves

Three-dimensional interactions between grouped aerial predators (frontal discs of aircraft engines), either linearly arrayed or clustered, and flocks of small birds were studied using interactive computer simulation techniques. Each predator modelled was orders of magnitude larger than an individual prey, but the prey flock was larger than each predator. Expected numbers of individual prey captured from flocks were determined for various predator speeds and trajectories, flock–predator initial distances and angles, and flock sizes, shapes, densities, trajectories, and speeds. Generally, larger predators and clustered predators caught more prey. The simulation techniques employed in this study may also prove useful in studies of predator–prey interactions between schools or swarms of small aquatic prey species and their much larger vertebrate predators, such as mysticete cetaceans.The study also provides a method to study problems associated with turbine aircraft engine damage caused by the ingestion of small flocking birds, as well as net sampling of organisms in open aquatic environments.


SIMULATION ◽  
1967 ◽  
Vol 9 (4) ◽  
pp. 181-190 ◽  
Author(s):  
Daniel Tiechroew ◽  
John Francis Lubin ◽  
Thomas D. Truitt

A draft of this paper was prepared for the Workshop on Simu lation Languages, Graduate School of Business, Stanford Univer sity, March 6 and 7, 1964. The paper has benefited from sugges tions from participants at the Workshop, particularly Michael Montalbano, and from projects carried out by students in the Graduate School of Business: H. Barnett, H. Guichelaar, Lloyd Krause, John P. Seagel, Charles Turk, Victor Preisser. The paper has also benefited from discussions held in connection with the Workshop on Simulation Languages, University of Pennsylvania, March 17 and 18, 1966. Characteristics of computer languages and software packages change rapidly. Some statements in the paper were originally intended for the situation current in March, 1964. Where signifi cant changes have occurred the text has been modified.


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