scholarly journals INVESTIGATION ON WELDING STRENGTH OF FSW SAMPLES USING TAGUCHI OPTIMIZATION TECHNIQUE

2020 ◽  
Vol 7 (09) ◽  
2019 ◽  
Vol 8 (3) ◽  
pp. 3320-3326

Solar dryers are one of most efficient devices for drying food and other products. These devices are eco-friendly and need solar energy for their operation and which is available freely and abundantly at almost every place. These are simple devices which do not need use any fossil fuel for their operation, which are expensive, exhaustive in nature and are not eco friendly. Several fresh food products and other items are dried for preservation and utilization for longer period of time. In recent times, with the development in this technology, the solar dryers are becoming well equipped with efficiency increasing add-ons which give higher performance. Several experimental studies have been carried out to mitigate the time consumption and increasing the productivity of solar dryers. Optimization of solar dryers is done to increase their workability increasing accuracy and reducing drying time and cost investment. In order to optimize the complete setup several techniques could be used to get the optimum results. In the present work Taguchi optimization technique was applied for experimental analysis of solar dryer which was used to dry potatoes. The results thus obtained showed the best configuration comprising air velocity, air flow and humidity required to dry potatoes


2020 ◽  
Vol 33 ◽  
pp. 4691-4695
Author(s):  
V. Mohanavel ◽  
K. Yoganandam ◽  
V. Naveen Kumar ◽  
A. Chandrashekar ◽  
S. Prasath

2018 ◽  
Vol 144 ◽  
pp. 03005
Author(s):  
T. S. Hemanth ◽  
Y. Arunkumar ◽  
M. S. Srinath.

Metal forming plays a very important role in the manufacturing. Simulation of manufacturing process aids in the improvement of quality, reduce energy and resource consumption and helps in visualization of the process. The design of experiment helps in optimization of the parameters in any processes. In this paper, Taguchi optimization technique is used to predict the best results for the given inputs such as roller diameter, friction value, velocity of the rollers and percentage reduction to the forming process and get the optimized values for spread, hardness, effective stress, power required, strain rate and torque using the manufacturing simulation software. It is found that the important parameter is percentage reduction affecting the effective stress. Optimal parameters with desirability value of 0.87 have been obtained.


Author(s):  
Jwala Sudheer Reddy ◽  
U. Mahaboob Basha ◽  
L. Balasubramanyam ◽  
S. Jithendra Naik

Severe plastic deformation (SPD) Processes is to be determined as metal forming processes in which a very large plastic strain is imposed on a bulk process in which to make an ultra-fine-grained metal. Generating an ultrafine grained metal is to allow lightweight parts by using high strength metal for the safety and reliability of micro-parts and for eco-friendly, is the main intention of SPD Processes. In Severe plastic deformation processes (SPD), repetitive corrugation and straightening (RCS) are one of the new technical processes, in which the grain size is reduced to ultrafine grain size then the strength of copper is going to be increased by using this process in this project. The Taguchi optimization technique is utilized with conventional orthogonal array L9, in which to determine the process parameters are statistically significant on hardness. Finally, the verification test was carried out to investigate optimization enhancements.


2019 ◽  
Vol 10 (3) ◽  
pp. 68-90
Author(s):  
Makarand Mohan Jadhav ◽  
Ganesh G Dongre ◽  
Ashok M Sapkal

Mobile communications have seminal importance in telecommunication systems. Thrust challenges in optimization area like capacity to scale up in channels, coverage area and integration of newer techniques with minimum design efforts are targeted in this work. This article proposes a novel technique of configuring the present decoder with Euclidian distance polar-code decoding method at low hardware efforts. The Taguchi optimization technique based on orthogonal array method for polar-code is employed to carry out an experimental design to achieve parameter optimization. This method helps to cram interaction between process parameters. Taguchi optimization analysis of polarization effect of polar code and 8 PSK higher modulations resulted into an increase in channel utilization and bandwidth. The experimentation results proved a low SNR of 9.8 dB and efficient channel utilization of 2.9956 bits/Hz for desired BER of 10- 4, reducing network congestion by 1.5 times. At the same time, yield in bandwidth has sunk from 25 KHz to 16.66 KHz by paying minimum penalty of 1.496 dB in required SNR.


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