Design Tools and Methods in Industrial Engineering II

2022 ◽  
2019 ◽  
Vol 887 ◽  
pp. 327-334 ◽  
Author(s):  
Meliha Honic ◽  
Iva Kovacic ◽  
Helmut Rechberger

Building stocks and infrastructures are representing the largest material stock of industrial economies, whereby the largest fraction of building materials is transformed into waste at the end of the life cycle. In order to optimize the recycling potential of buildings, new design-tools and methods are required, whereby it is of utmost importance to have a documentation of the material composition of buildings. In this paper, the methodology for creating a BIM-based Material Passport, enabling optimization of the design of buildings and serving as a documentation of materials existing in buildings, is described. Therefore, a specific building component - the flat roof - of a residential building is used in order to test the proposed tool-chain and show the recycling potential of the built-in materials. Thereby, the recycling potential of a version in timber construction and a version in concrete construction is assessed. The results show that the two versions have a similar recycling rate. However, concrete has a significantly higher mass in comparison to timber, by what the mass of the total waste materials is less in the timber version.


2004 ◽  
Author(s):  
Gregory E. Johnson ◽  
Ash K. Macon ◽  
Goran M. Rauker

1989 ◽  
Vol 36 (1) ◽  
pp. 484-492 ◽  
Author(s):  
S.A. Kleinfelder

2014 ◽  
Vol 1036 ◽  
pp. 365-369
Author(s):  
Alexander Mikhaylov ◽  
Hanna Dolhykh

This work is aimed at improvement of durability of especially thin disc tools, by means of controlling their dynamic parameters. It was found out that it is necessary to design tools and methods of reducing oscillations of the tool’s structure that could allow designing tools with thin and especially thin cutting pieces, ensuring the specified parameters of its durability, cutting precision and improvement of cutting modes. The performed investigations allow reducing substantially the cut’s width and ensuring the prescribed parameters of the tool’s durability, thus improving the overall technical and economic parameters of blanks cutting.


Author(s):  
Lixin Liu ◽  
Thanh An Nguyen ◽  
Yong Zeng ◽  
Abdessamad Ben Hamza

Electroencephalography (EEG) study of design activities has been drawing increasing attentions in design cognition research. The aim of this present paper is to identify EEG bands that are associated with design activities through principal component analysis (PCA). Based on the analysis of the data on 32 subjects collected from experiments conducted in the Design Lab at Concordia University, it was found that resting, problem solving and evaluation activities have relations to specific EEG bands. EEG powers of beta-2 (20–30Hz), gamma-1 (20–30Hz), and gamma-2 (30–40Hz) are mostly associated to the design activities whereas resting is mostly associated to alpha band (8–14Hz). In addition, there are differences in frequency above 20Hz between the resting before and after design activities. The work presented in this paper can be used to further quantify designer’s cognitive activities, which will ultimately improve the development of effective design tools and methods.


Author(s):  
Ammer Harb

Human Centred Design is a significant approach in design. It increases the value of design as well as helping businesses to overcome the challenges of not meeting user needs. However, the abundance of Human Centred Design tools and the difficulty to discriminate between them have created the urge to develop selection framework for these tools in regard to the design process. In this paper, I present a framework to assist in selecting Human Centred Design tools. I highlight the significance of the Human Centred Design approach. I also explain the theoretical background behind creating the framework. Then I describe the participatory design workshop method I used to support and validate the results of the theoretical background in order to further develop the selection framework. This framework can be adopted in the design field in order to facilitate the process and to support practitioners’ decisions to select suitable tools.


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