z-transform meaning in Chinese
z变换
z转换
Examples
- Finally , the wall response factors are obtained simply by applying inverse laplace transforms on the polynomial s - transfer function , and conduction transfer function coefficients are obtained by applying z - transforms
在多项式s -传递函数基础上进一步计算墙体的反应系数、导热z传递函数系数和周期反应系数。 - On the basis of simulative theory , the achievements of some mathematic models about prime movers having been synthesized , the difference equations with which the computer can cope are obtained by using mathematic tools such as laplace - transform and inverse z - transform . according to the function of the system , the hardware and software design , which takes 80c196kc as cpu , are elaborated . further more , the methods will improve the system ' s reliability by hardware and software
在此基础上，综合了原动机仿真系统数学模型的已有成果，并运用拉氏变换、逆z变换等数学工具，以仿真原理为依据，求取了便于计算机进行数值运算的差分方程。最后，根据仿真系统的具体功能，以80c196kc单片机作为控制核心，对原动机仿真系统的硬件和软件设计做了详细的介绍，并力求通过从硬件和软件设计两方面来提高控制系统的可靠性。 - Based on the unified recursive formula , the four algorithms included in this study are the central difference method , the newrnark ' s method , z - transform method , and duhamel ' s step integral method . the accuracy , the phase and other existent problem are studied in this paper . it is proved in this paper that the recursive parameters b1and b2are relate to the poles of theoretical transfer function
分析中可以发现，中心差分方法， newmark中点加速度方法、 z变换方法及duhamel逐步积分法在精度范围内其计算相位是没有畸变的，中国地震局工程力学研究所顷土学位论文一但是中心差分方法， newmark中点加速度方法随着采样间隔及系统自振频率的增大，系统的固有自振周期被改变，其传递函数的共振区域与理论传递函数的共振区域会发生分离。