نتایج جستجو برای: screening machine design

تعداد نتایج: 1402098  

Journal: :international journal of advanced design and manufacturing technology 0
hassan farsijani associate professor of industrial management department, faculty of management & accounting, shahid beheshti university, tehran, iran. mohsen shafiei nikabadi assistant professor of industrial management department, economics and management faculty, semnan university, semnan, iran. sara foroutan faculty of management & accounting, shahid beheshti university, tehran, iran.

machine-part family formation is one of major applications of group technology (gt). the machine cell formation problem in cellular manufacturing system (cms) involves the decomposition of the manufacturing system into machine cells. part families are identified such that they are fully processed within a machine cell. the problem of cell design is a very complex task with wide ranging implicat...

ژورنال: ارگونومی 2022

Background and Objectives: Despite contribution to catastrophic accidents, human errors have been generally ignored in the design of human-machine (HM) systems and the determination of the level of automation (LOA). This paper aims to develop a method to estimate the level of automation in the early stage of the design phase considering both human and machine performance. Methods: A quantita...

Journal: :هنرهای تجسمی 0
یاسمن خداداده دانشیار گروه طراحی صنعتی، دانشکده هنرهای تجسمی، پردیس هنرهای زیبا، دانشگاه تهران سمیرا بافرونی کارشناس ارشد طراحی صنعتی، پردیس بین¬المللی کیش دانشگاه تهران

this study is concerned with encouraging people to use post system in iran. in fact, it tries to find the design specifications of a post machine as an interacting system for improving post system. a machine that can provide facilities for posting parcels and selling envelops and stamps. in iran, post system is an obsolete system and cannot satisfy the users completely. in order to explore the ...

Journal: :مهندسی بیوسیستم ایران 0
علی ماشاءاله کرمانی استادیار پردیس ابوریحان دانشگاه تهران شهریار کوراوند عضو هیأت علمی دانشگاه تهران

regarding the importance sizing and grading crop in the market and other processing operations, in this study, a machine for hazelnut sizing designed, constructed and evaluated. the machine based on sizing mechanism of diverged belt. the sizing unit has a structure similar to a horizontal belt conveyor. the distance between the ropes at the entrance of the product (the end of the driven roller)...

Journal: :journal of operation and automation in power engineering 2007
m. darabian s. jalilzadeh m. azari

this paper focuses on multi-objective designing of multi-machine thyristor controlled series compensator (tcsc) using strength pareto evolutionary algorithm (spea). the tcsc parameters designing problem is converted to an optimization problem with the multi-objective function including the desired damping factor and the desired damping ratio of the power system modes, which is solved by a spea ...

Journal: :ماشین های کشاورزی 0
منصور گل محمدی شمس اله عبداله پور اصغر محمودی سید حسین فتاحی

equipment availability is necessary in the development of agriculture mechanization. crop thinning is one of the most important stages in row crop production which is laborious and costly. the objective of this project is design and construction of a row crop thinning machine. four main system units are plant sensors, ground sensors, control and thinning platforms. in this machine the unwanted ...

Journal: :CoRR 2017
Hao Li Zhijian Liu

Measuring the performance of solar energy and heat transfer systems requires a lot of time, economic cost and manpower. Meanwhile, directly predicting their performance is challenging due to the complicated internal structures. Fortunately, a knowledge-based machine learning method can provide a promising prediction and optimization strategy for the performance of energy systems. In this Chapte...

Afagh Zandi Fatemeh Fardis Vahidreza Ghezavati

Clustering parts and machines into part families and machine cells is a major decision in the design of cellular manufacturing systems which is defined as cell formation. This paper presents a non-linear mixed integer programming model to design cellular manufacturing systems which assumes that the arrival rate of parts into cells and machine service rate are stochastic parameters and descri...

Journal: :Design Issues 2001

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