Manufacturing Analysis Paper Discussion 20160309

8/19/2019 Manufacturing Analysis Paper Discussion 20160309

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Modeling and control of manufacturing procGetting more involved

Group C M10303216_ 楊

D10403801_Ga

D10403804_Suk

D10403010_ 邱

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Astract_ 大綱

2 03!16!16

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Much of this the detachment comes from an absence

techniques that can deal directly with the actual manufacturia material transformation process that produces a desired ob

the term of specific geometry and internal propertis. Instead,

have focused on using exiting methods on process in

problems, such as position control and trajectory following o

forward process parameter control, thereby only indirectly the actual process output

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03/16/163

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"ntroduction

Process operation ;

Minimie production variation. Maximie productivity. Match output. !igh bandwidth response. Maximie stable bandwidth.


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03/16/164

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" #he output from any manufacturing process are by d

geometry and properties of the product." #he input is that set of machine variable that have a

diterministic causal effect on the output." #he input output relationship is parameteried by the cha

the wor$piece material" #he wor$ing enironment or boundaries" #he basic characteristic of the machine in use


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#he time constant represents either the process dynamic or the

of the process for completion of single product. #he measurem

used to delineate various forms of process control


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03/16/166

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%ll processes are subject to some type of feed bac$ c

automatic or human operated and even no control involve fe

form of costumer complaints or waranty recall


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Page 5 Process Output Control

Multivariable output, nonlinear, highly coupled process ust !ith"

#se adaptive paraeter"

#se o$ control !eighting $actor" prevented attepting %erosoothed response&no large band!idth penalty'

(el$)tuning control !ith pole)placeent&!ittenar*'accoun

behavior and stable" #se rapid oscillation o$ the !elding torch along or transverse

o$ travel" re+ection o$ realistic disturbance, enhance producper$orance"

nvolve the distribution o$ a controlled heat -u. into the !eld

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Output Control o$ a Parallel Process)(ha

Controlled 3 (heet oring 2 rapidly recongurable, discreti%ed $oring sur$ace !as

developed"

e$" g 10"

ools cobined the pins $or suare array in a housing"

Claped in a housing, separated coluns" prevent pininteraction"

Prograable single die eleent" shape can easily be

(and!iching the sheet bet!een layers" soothed the

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Output control o$ a Parallel Process)(ha

Controlled 3 (heet oring he second e.aple involves a parallel process8sheet

$oring"

eal)tie response

9igh) per$orance shape controller

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One)step)ahead approach

2 e"

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Controller Per$orance

(iulation o$ this control schee reuires a process odconsiderable cople.ity"

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Closed)loop control algorith $or

e.perients

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#＆ A

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Manufacturing Analysis Paper Discussion 20160309