Generalized predictive control is implemented for a class of nonlinear system by substituting it with a time-varying linear system.
将一类非线性系统等价表示为时变线性系统，研究了非线性系统的广义预测控制。
So the greenhouse is a multi-variable coupled, time-varying and non-linear complicated system.
因此，温室环境是多变量耦合、时变、非线性的复杂系统。
A robust state feedback controller design is considered for a class of linear time varying delay system with nonlinear uncertainty based on Lyapunov stability theory.
基于稳定性理论，研究了一类具有状态非线性不确定性的线性时变时滞系统的鲁棒控制器的设计问题。
Because of the meshing stiffness of a gear pair, the governing equation denotes a linear dynamic system with periodic time-varying coefficient.
由于齿轮副啮合刚度的影响，动力学方程序代表了一个具有时变系数的线性动力系统。
A novel recursive subspace method is developed based on fixed length moving window (FLMW) projection approximation used for estimating the modal parameter of linear time-varying structural system.
给出了一个新的用于线性时变参数结构系统模态参数识别的基于固定长度平移窗投影估计的递推子空间方法。
The vehicle steering system is a slowly varying non-linear system, in a short time interval, its dynamic characteristics can be described by a parameter-varying second-order linear system.
汽车转向系统是一个缓慢变化的非线性系统，在一个较短的时间间隔内，可以用一个参数时变的二阶线性系统对其动力学特性进行描述。
The unified method of solving LDS(linear discrete system) difference equations of determinate and time varying coefficients as well as stochastic and stochastic time varying coefficients is proposed.
首次给出求解确定性与随机常系数差分方程及确定性与随机时变系数差分方程的统一方法；
The test results showed that fuzzy controller had a good performances and feasibility which applied to a time-varying non-linear large-inertial system of greenhouse environmental parameters.
试验结果表明：这种模糊控制器对于时变、非线性、大惯量的温室系统是可行的，并且在温室控制中取得了很好的控制效果。
This paper studies the delay dependent memoryless robust stabilization problem for a class of uncertain linear system with time varying delays in both state and control.
本文研究了一类状态和控制同时存在滞后的不确定线性系统时滞依赖型鲁棒镇定问题。
In this paper, the quadratic stabilization of linear time-varying system with structural model uncertainty is discussed.
本文讨论了带有结构性不确定的线性时变系统的二次镇定问题。
The optimal harvesting problem for a semi-linear age-dependent time-varying population system is discussed.
讨论了年龄相关的半线性时变种群系统的最优捕获控制问题。
In this paper, the stability of second order linear time-varying discrete system is studied.
本文对二阶离散线性时变稳定性问题进行了研究。
The system of human body is a complex time - varying non - linear system and pulse condition is one of the output signals of human system.
人体系统是一个时变非线性的复杂系统，脉象是人体系统的输出信号。
This paper proposes a fault diagnosis method for linear parameter varying time-delay system (LPVTD).
研究了线性变参数时滞系统的故障诊断问题。
In this paper finite-time control problem for one kind of linear discrete-time linear system subject to time-varying parametric uncertainties and exogenous disturbances is studied.
本文主要研究了一类同时具有时变参数不确定性和外部干扰输入的离散线性系统有限时间状态稳定性问题，用线性矩阵不等式给出问题可解的充分条件。
Study showed that the hydraulic control system model is multi-variable, slow time-varying and non-linear.
研究表明，液压系统模型是多变量、慢时变和非线性的。
Finally, an iterative learning algorithm was presented for a MIMO linear time-varying system in the paper and a necessary and sufficient condition for the existence of convergent algorithm was proved.
最后文章针对多输入多输出线性时变系统提出了一种迭代学习控制算法，证明了算法收敛的充分必要条件。
During a transfer alignment of strapdown inertial navigation system, Kalman filter models are linear time varying system whose analysis of observability is difficult.
捷联惯导系统的卡尔曼滤波模型在传递对准时，为线性时变系统，而线性时变系统的可观测性分析比较困难。
Thus the control of nonlinear system could be studied via the linear time-varying (LTV) approximations.
本文介绍了基于迭代逼近的有限维非线性系统滑模控制方法。
Linear time - varying system plays important role in control theory both in theoretical and practical aspects.
线性时变系统在自动控制的理论和应用方面都有重要的意义。
Hydropower generating units are a non-linear and time-varying system. Conventional PID control can't reach the ideal control results.
水力发电机组是一个非线性、时变系统，常规pid控制不能达到理想的控制效果。
So the greenhouse is a multi-variable coupled, time-varying and non-linear system.
因此，温室环境是多变量耦合、时变、非线性的复杂系统。
However, since the Permanent Magnet BLDCM speed regulating system is a non-linear Multivariable time-varying one, traditional PID control methodology can not be utilized with good performance.
然而永磁无刷直流电动机调速系统是一个非线性、多变量、时变系统，采用传统的PID控制方法进行控制，难以达到良好的控制效果。
But the gas collector pressure system is a complex multi-variable non-linear, time-varying, long time-delay control system and is not easy to set up its mathematical model.
但是，集气管压力控制系统是一个多变量、非线性、时变性、大滞后的复杂控制系统，难以建立数学模型。
But the gas collector pressure system is a complex multi-variable non-linear, time-varying, long time-delay control system and is not easy to set up its mathematical model.
但是，集气管压力控制系统是一个多变量、非线性、时变性、大滞后的复杂控制系统，难以建立数学模型。
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