【正文】
年 月 日 成績 論文評閱 評語: 評閱教師: 年 月 日 成績 論文答辯 評語: 答辯組長: 年 月 日 成績 總分 審核人: 年 月 日 Ⅰ 基于 LabVIEW 的虛擬溫度信號分析儀設(shè)計(jì) 摘 要 溫度是一個(gè)非常重要的物理量,因?yàn)樗苯佑绊懭紵⒒?學(xué)反應(yīng)、發(fā)酵、烘烤、煅燒、蒸餾、濃度、擠壓成形、結(jié)晶以及空氣流動等物理和化學(xué)過程。因此對溫度的檢測的意義就越來越大。在工業(yè)生產(chǎn)過程中,很多時(shí)候都需要對溫度進(jìn)行嚴(yán)格的監(jiān)控,以使得生產(chǎn)能夠順利的進(jìn)行,產(chǎn)品的質(zhì)量才能夠得到充分的保證。 本文 首先介紹了其它利用 傳感器來檢測溫度的方法,引出 虛擬儀器 LabVIEW 的相關(guān)知識。 其中信號分析包括實(shí)時(shí)顯示波形、頻率測量、曲線擬合以及相關(guān)性分析。 關(guān)鍵詞 : 虛擬儀器; LabVIEW;溫度測量; 數(shù)據(jù)統(tǒng)計(jì) Ⅱ LABVIEWbased virtual design of the temperature signal analyzer Abstract Temperature is an important physical quantity because it directly affects the bustion, chemical reactions, fermentation, roasting, calcining, distillation, concentration, extrusion, mold and air flow, and other physical and chemical processes. Temperature control failure could lead to production safety, product quality, product yield and other issues. Hence the significance of the detection of temperature on the increase. Temperature acquisition and control system in industrial production, scientific research and areas of people39。 LabVIEW。 data statistics Ⅲ 目 錄 1 緒 論 ........................................................................................................................................... 1 溫度檢測的意義 ............................................................................................................... 1 常見溫度檢測方法 ........................................................................................................... 1 本論文研究的內(nèi)容 ........................................................................................................... 2 本章小結(jié) ........................................................................................................................... 2 2 虛擬儀器的基本理論 ................................................................................................................. 3 虛擬儀器的概念 ............................................................................................................... 3 虛擬儀器和傳統(tǒng)儀器的比較 ........................................................................................... 3 虛擬儀器的結(jié)構(gòu) ............................................................................................................... 4 虛擬儀器的分類 ............................................................................................................... 5 本章小結(jié) ........................................................................................................................... 6 3 溫度檢測系統(tǒng)的軟件設(shè)計(jì) ......................................................................................................... 7 LabVIEW 概述 .................................................................................................................. 7 LabVIEW 的特點(diǎn) .................................................................................................... 7 LabVIEW 的發(fā)展歷程 ............................................................................................ 7 LabVIEW 的結(jié)構(gòu) .................................................................................................... 8 LabVIEW 的應(yīng)用領(lǐng)域 ...................................................................................................... 9 本章小結(jié) ......................................................................................................................... 10 4 系統(tǒng) VI 程序設(shè)計(jì) ..................................................................................................................... 11 創(chuàng)建子 VI ........................................................................................................................ 11 VI 設(shè)計(jì) ............................................................................................................................. 12 本章小結(jié) ......................................................................................................................... 14 5 程序框圖介紹 ........................................................................................................................... 15 系統(tǒng)初始化 ..................................................................................................................... 15 溫度采集 ......................................................................................................................... 16 數(shù)據(jù)分析 ......................................................................................................................... 17 本章小結(jié) .....................................................................