本文選題：紙漿模塑　切入點(diǎn)：節(jié)能降耗　出處：《廣東工業(yè)大學(xué)》2014年碩士論文

【摘要】：環(huán)保紙漿模塑包裝制品依靠其優(yōu)良的緩沖特性及其環(huán)保優(yōu)勢(shì)正在逐步替代傳統(tǒng)的泡沫塑料包裝制品,預(yù)計(jì)在5-10年內(nèi),紙漿模塑制品對(duì)泡沫塑料制品的替代量將超過50%,形成數(shù)以億元計(jì)算的市場份額。但是目前國內(nèi)的紙漿模塑生產(chǎn)設(shè)備普遍存在著自動(dòng)化程度低、能源浪費(fèi)大、生產(chǎn)產(chǎn)品合格率低等問題,造成紙漿模塑制品的生產(chǎn)成本過高,大大降低了其與白色污染-EPS的市場競爭力,阻礙了該環(huán)保產(chǎn)品在包裝行業(yè)的可持續(xù)發(fā)展。本文從紙漿模塑生產(chǎn)工藝流程進(jìn)行分析,研究各個(gè)耗能工藝能耗特點(diǎn),對(duì)其各個(gè)工藝進(jìn)行節(jié)能降耗設(shè)計(jì)。 本文主要針對(duì)紙漿模塑生產(chǎn)過程的能耗問題進(jìn)行研究。主要工作有：(1)依據(jù)紙漿模塑產(chǎn)品背景與需求,對(duì)其生產(chǎn)過程工藝流程能耗進(jìn)行了研究,分析得出其耗能特點(diǎn)。(2)對(duì)紙漿模塑生產(chǎn)過程中碎漿與調(diào)漿系統(tǒng)進(jìn)行分析,主要介紹碎漿與調(diào)漿過程的能耗模型,設(shè)計(jì)碎漿與調(diào)漿控制系統(tǒng)；采用高速碎漿-中速攪漿-低速放漿的方式實(shí)現(xiàn)碎漿電機(jī)變頻控制,采用二次調(diào)漿工藝和史密斯預(yù)估補(bǔ)償器與PID控制器相結(jié)合對(duì)調(diào)漿進(jìn)行自動(dòng)化控制,實(shí)現(xiàn)紙漿生產(chǎn)過程節(jié)能降耗設(shè)計(jì)。(3)對(duì)紙漿模塑生產(chǎn)過程中真空吸成型系統(tǒng)進(jìn)行能耗分析,設(shè)計(jì)真空吸附成型設(shè)備控制系統(tǒng)：分析在真空吸附成型過程中對(duì)成品均勻度、產(chǎn)品合格率等的影響。(4)對(duì)紙漿模塑生產(chǎn)過程中烘干過程進(jìn)行耗能分析,設(shè)計(jì)烘干工藝控制系統(tǒng)；提出給予濕度動(dòng)態(tài)變化的烘干過程效能優(yōu)化,采用三段烘干過程對(duì)其進(jìn)行設(shè)計(jì),對(duì)烘干過程的溫度控制采用模糊PID控制。(5)對(duì)紙漿模塑生產(chǎn)線進(jìn)行節(jié)能降耗設(shè)計(jì)后,在企業(yè)進(jìn)行測試,通過改造前和改造后的數(shù)據(jù)對(duì)比,證明了節(jié)能降耗設(shè)計(jì)的有效性,能對(duì)生產(chǎn)過程的電能和油耗起到很好的節(jié)能效果。 本課題主要研究紙漿模塑生產(chǎn)設(shè)備高耗能的問題,對(duì)其各個(gè)工藝流程的耗能對(duì)象進(jìn)行節(jié)能降耗設(shè)計(jì)。分析紙漿模塑關(guān)鍵工藝流程的工藝特性,找出能耗問題的關(guān)鍵所在,分析其耗能特點(diǎn)。通過工業(yè)過程建模及優(yōu)化技術(shù)實(shí)現(xiàn)紙漿模塑生產(chǎn)過程各個(gè)關(guān)鍵工藝進(jìn)行效能優(yōu)化及系統(tǒng)節(jié)能研究。采用變頻調(diào)速技術(shù)、伺服驅(qū)動(dòng)技術(shù)、先進(jìn)控制技術(shù)等實(shí)現(xiàn)生產(chǎn)過程關(guān)鍵工藝參數(shù)的自適應(yīng)控制。對(duì)其關(guān)鍵工藝及算法節(jié)能效果進(jìn)行實(shí)驗(yàn)仿真及驗(yàn)證。并在改造前和改造后進(jìn)行能耗數(shù)據(jù)統(tǒng)計(jì),證明其節(jié)能降耗設(shè)計(jì)的效果。
[Abstract]:Environmental protection pulp molded packaging products rely on their excellent cushioning characteristics and environmental protection advantages are gradually replacing the traditional foam packaging products, it is expected that within 5-10 years,The substitution of pulp molded products for foam products will exceed 50 yuan, forming a market share of hundreds of millions of yuan.However, at present, there are some problems such as low degree of automation, large energy waste, low qualified rate of production products and so on, which cause the production cost of pulp molded products to be too high.It greatly reduces its market competitiveness with white pollution-EPS and hinders its sustainable development in packaging industry.This paper analyzes the process flow of pulp moulding, studies the energy consumption characteristics of each energy consuming process, and designs the energy saving and consumption reduction of each process.In this paper, the energy consumption of pulp molding process is studied.According to the background and demand of pulp moulding products, the energy consumption of the process flow is studied, and the energy consumption characteristics are obtained.This paper mainly introduces the energy consumption model of pulping and pulping process, designs the control system of crusher and pulping, and realizes the frequency conversion control of pulping motor by means of high speed pulping, medium speed mixing and low speed pulping.In this paper, the secondary sizing process, Smith predictor and PID controller are used to control the pulping automatically, and the energy consumption of the vacuum suction molding system in the pulp molding process is analyzed by using the design of energy-saving and consumption-reduction in the pulp production process.Design the control system of vacuum adsorption molding equipment: analyze the influence of product evenness and product qualification rate in vacuum adsorption molding process) analyze the energy consumption of the drying process in the process of pulp molding production, design the drying process control system;The efficiency optimization of drying process with dynamic change of humidity was put forward. The three-stage drying process was used to design the drying process, and the fuzzy PID control was used to control the temperature of drying process, and the energy saving and consumption reduction design of pulp molding production line was carried out.Through the comparison of the data before and after the transformation in the enterprise, it is proved that the design of energy saving and consumption reduction is effective, and it can play a very good energy-saving effect on the electric energy and fuel consumption in the production process.This paper mainly studies the problem of high energy consumption in pulp moulding production equipment, and designs the energy consumption object of each process flow.This paper analyzes the technological characteristics of the key technological process of pulp molding, finds out the key point of energy consumption, and analyzes the characteristics of energy consumption.The efficiency optimization and system energy saving of each key process in pulp molding process are studied by industrial process modeling and optimization technology.The adaptive control of key process parameters in production process is realized by frequency conversion, servo drive and advanced control technology.The key technology and the energy saving effect of the algorithm are simulated and verified.The data of energy consumption before and after revamping are counted to prove the effect of energy saving and consumption reduction design.
【學(xué)位授予單位】：廣東工業(yè)大學(xué)
【學(xué)位級(jí)別】：碩士
【學(xué)位授予年份】：2014
【分類號(hào)】：TB48;TP273

【引證文獻(xiàn)】

相關(guān)期刊論文 前1條

1 孫曉程;;試論選礦過程中的節(jié)能降耗[J];內(nèi)蒙古煤炭經(jīng)濟(jì);2015年04期

相關(guān)碩士學(xué)位論文 前2條

1 張曉琴;P-RC APMP制漿工藝中影響化學(xué)品消耗的幾個(gè)重要因素的研究與探討[D];齊魯工業(yè)大學(xué);2015年

2 劉衛(wèi)濤;紙漿模塑干燥工藝優(yōu)化與過程節(jié)能研究[D];華南理工大學(xué);2015年

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本文編號(hào)：1703906