Dynamic balance test method for motor vehicle tyres 汽車輪胎動(dòng)平衡試驗(yàn)方法
Dynamic balance test should be carried out to the rotor of the turbocharger 渦輪增壓器轉(zhuǎn)子應(yīng)進(jìn)行動(dòng)平衡試驗(yàn)。
After several times of dynamic balance tests and modifications , the vibration and swing of generating units are controlled within the allowances 通過多次動(dòng)平衡試驗(yàn)與校正,使機(jī)組的振動(dòng)與擺度控制在規(guī)范允許的范圍內(nèi)。
An embedded intelligent dynamic balance testing system for rigid rotator is developed based on the methods and theory of data sampling and processing 在此基礎(chǔ)上結(jié)合信號(hào)采集與預(yù)處理處理方法研制出一套針對(duì)剛性轉(zhuǎn)子的單片機(jī)動(dòng)平衡測(cè)試系統(tǒng)。
It is very important that do dynamic balance test on rotor for reducing vibration and noise of machines , saving energy sources , promoting envionment protection 為了減少機(jī)組零件的損壞以避免設(shè)備故障和生產(chǎn)事故的發(fā)生;減小機(jī)組的振動(dòng),節(jié)約能源;減小工業(yè)環(huán)境的噪音,增進(jìn)環(huán)保,對(duì)旋轉(zhuǎn)機(jī)械作動(dòng)平衡測(cè)試極為必要。
The paper illustrates the actuality and development of dynamic balance test technology , and the applying of embedded system for testing rotator , and the purpose and meaning to develop the technology 本文介紹了轉(zhuǎn)子動(dòng)平衡測(cè)試技術(shù)的發(fā)展、單片機(jī)測(cè)試系統(tǒng)在動(dòng)平衡測(cè)試中的應(yīng)用和該技術(shù)的現(xiàn)狀和發(fā)展,以及本課題的目的、內(nèi)容與意義。
According to the research results above , a single cylinder oriented dynamic balance test system is developed . the research on system demarcation and system compensation methods are presented in details , and a related algorithm is proposed 在以上研究的基礎(chǔ)上開發(fā)了一套針對(duì)單缸發(fā)動(dòng)機(jī)曲柄連桿機(jī)構(gòu)動(dòng)平衡的測(cè)試系統(tǒng),在系統(tǒng)標(biāo)定、系統(tǒng)補(bǔ)償?shù)葴y(cè)試方法的關(guān)鍵問題上進(jìn)行了詳細(xì)的分析,并自行推導(dǎo)出了一套計(jì)算方法。
A sort of spot dynamic balance test system is developed using singlechip as a core apparatus . it can do single - face and double - face dynamic balance test , present result of unequilibrium and its phase position , can test rotate speed and vibration , can show the time - field and frequency - field picture of gain signal 本課題是利用單片機(jī)作為核心器件研制的一套可應(yīng)用于現(xiàn)場(chǎng)的動(dòng)平衡測(cè)試系統(tǒng)。該系統(tǒng)能完成現(xiàn)場(chǎng)動(dòng)平衡單面或雙面測(cè)試,實(shí)時(shí)給出不平衡量的大小和相位。也可單獨(dú)測(cè)轉(zhuǎn)速和振動(dòng),還能對(duì)采集到的振動(dòng)信號(hào)作時(shí)域、頻域圖顯示。
The research in this paper is mainly focused on the dynamic - balance theory of motor crank - set , dynamics of vibration unit of balance machine and test methods of dynamic balance diagnostic system . a dynamic balance test system is developed at the end of this paper , which is used for single cylinder motor 本文所做的主要工作圍繞著對(duì)發(fā)動(dòng)機(jī)曲柄連桿機(jī)構(gòu)動(dòng)平衡理論的研究、平衡機(jī)振動(dòng)系統(tǒng)部分的動(dòng)力學(xué)研究以及提出一種對(duì)發(fā)動(dòng)機(jī)曲柄連桿機(jī)構(gòu)做動(dòng)平衡測(cè)試的測(cè)試方法來展開,最終建立了一套用于單缸發(fā)動(dòng)機(jī)曲柄連桿的動(dòng)平衡測(cè)試系統(tǒng)。
Generally analyses vibration signals of gearcase in some roiling mill by using various spectrum analytical methods ( such as zoom apectrum and cepstrum ) , and finds out that source of exceptional vibration is owing to imbalance of the whole gearing . through assembly adjusting and carrying out dynamic balance test finally solves problems of production practice and ensure that the product line is put into production on schedule 摘要利用各種頻譜分析手段(細(xì)化功率譜和倒頻譜)對(duì)某軋鋼廠齒輪箱振動(dòng)信號(hào)進(jìn)行了全面分析,發(fā)現(xiàn)整個(gè)傳動(dòng)裝置產(chǎn)生的不平衡導(dǎo)致齒輪箱振動(dòng)異常,經(jīng)過裝配調(diào)整,并做了動(dòng)平衡試驗(yàn),有效地解決了這一問題。