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For Improving The Capability Of Flavored Tobacco Industry Feeding Control Program Design

Posted on:2017-11-11Degree:MasterType:Thesis
Country:ChinaCandidate:C ChenFull Text:PDF
GTID:2321330563952072Subject:Engineering
Abstract/Summary:PDF Full Text Request
Cigarette flavoring feeding can reduce irritation,make flue gas soft delicate,improve the aftertaste,give flue gas characteristics of tobacco aroma,make incense smoke plump.So for cigarette flavoring feeding on improvement and stability of cigarette quality,especially is important to establish the cigarette style.Our opening and spiced charging carbon dioxide production line stop condition is rely on quantitative take photoelectric detection switch to control,from quantitative to return tube,tobacco takes sublimation tube,tangential separator,three cooling process equipment such as leather belt,because far away which can cause head and tail material had a no charging.And the fault parking if encountered in the production process,when to resume production,not start-stop control water system in time,lead to the moisture content of tobacco volatile,influence and essence.At the same time,along with nanotechnology applied across the board,the original servo spiced system is not able to meet the requirements of spiced and flow rate.In view of the above problem,we launched the upgrade work,first of all,by increasing the damping cylinder photoelectric detection device to solve far,control mode,control points and the controlled object is not precise.By modifying the hot end flavoring machine rev,stop control condition,to solve the spiced system in case of broken or plugging material situation after the problem of water wave.After through the use of energy-saving motor,inverter,3 leaf type rotor pump and large diameter mass flowmeter to effectively solve the flavoring system flow can’t keep up with the situation,at the same time improve the nano water through sex,also reduces the spiced equipment failure rate,reduce the maintenance cost.At last,through the PLC control program modifications and upper WINCC in picture editing and touch screen design,make flavored system with the local control,remote control,manual control,automatic control,fault information rich functions such as alarm.Not only facilitate the operators in the production of flavoring system regulation,also facilitate maintenance personnel can quickly locate fault module and solve the fault,which greatly improves the system reliability and reduces the maintenance time.Modified variable frequency spiced system not only meet the demand of production,also added essence degree reached a new height.
Keywords/Search Tags:Cut-tobacco flavoring system, PLC program, Wincc, Whalen touch screen, FC300 series inverter
PDF Full Text Request
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