CAJ | 학술논문

为了提高轧钢性能,根据中厚板轧机的实际参数,建立了轧机主传动系统的2自由度非线性扭振模型,运用近似解析法,求出了系统共振区的一阶近似解及频率响应方程。采用Matlab软件,对系统进行仿真计算,根据得到的幅频响应曲线,分析了非线性因素对系统稳定性影响的规律。
위료제고알강성능,근거중후판알궤적실제삼수,건립료알궤주전동계통적2자유도비선성뉴진모형,운용근사해석법,구출료계통공진구적일계근사해급빈솔향응방정。채용Matlab연건,대계통진행방진계산,근거득도적폭빈향응곡선,분석료비선성인소대계통은정성영향적규률。
In order to improve the performance of steel rolling,according to the actual parameters of the heavy and medium plate mill,the torsional vibration two-freedom nonlinear model of the rolling mill main drive system is established.By applying approximate analysis method,the first-order approximate solution and frequency response equation of system resonance region are obtained.By adopting MATLAB software,this paper simulated and calculated the system analyzed the rule of nonlinear factors on the stability of the system on the basis of amplitude frequency curves.