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A technical contradiction describes the state of a system where there is an action having a useful effect but causing simultaneously an undesirable effect.
It should be noted that decoupling a design in terms of AD is similar to removing a technical contradiction in TRIZ.
The method for technical contradiction solving is a 12-step sequential algorithm in which the 39 engineering parameters, 40 inventive principles, contradiction matrix, and many cases are applied to find the solutions of a technical contradiction (Savransky 2000; Tan 2002).
At the same time, the butterfly valve should not be needed for the new design A technical contradiction Two new products for the specific application 3 Tianjin New materials for batteries A new process for producing a new material A material with high performance used in batteries is produced in one company in Japan and two in Korea in the world now.
This results in low efficiency for drilling and safety problems How to make redesign for the structure that cleans the soil well A technical contradiction A patent 5 Shenzhen Batteries Improvement of the corrosion resistance for a battery frame The improvement of the corrosion resistance for a battery frame is the market need of the company.
But the process is too complex to be simplified in order to increase the manufacturing efficiency How to simplify the welding process and keep the quality at the same time A technical contradiction The improved welding process 7 Guangzhou Engineering plastics A new process to eliminate the impurities in an engineering plastic The process being used needs a lot of water to eliminate the impurities.
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Then, we applied the principles of TRIZ to find the general solution of the technical contradiction with a contradiction matrix system.
Kiatake and Petreche (2012) make application of technical contradiction solving of TRIZ in architectural design.
The physical contradiction addresses the part of the technical contradiction centered on that parameter that must have at the same time two opposite values.
We applied our technical contradiction to this matrix by the feature to improve, 'the difficulty of detection and measurement' and the undesired result, 'the Shape'.
The most significant benefit of using TRIZ in AD process is identification and consequently removal of technical contradiction (which is the interchangeable term as coupling in AD process) with the help of certain principles.
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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com