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导弹控制系统的鲁棒控制设计实例

%  FILES FOR ANALYSIS AND DESIGN OF A ROCKET ROBUST STABILIZATION SYSTEM 
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% Construction of the open-loop system
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% olp_rock.m	    Creates the continuous time model of the uncertain open loop system 
% dlp_rock.m	    Creates the discrete time model of the uncertain open loop system
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% Controllers design
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% hin_rock.m        Design of Hinf controller (used with the file olp_rock)
% ms_rock.m	        Design of mu-controller (used with the file olp_rock)
% dms_rock.m	    Design of discrete-time mu-controller (used with the file dlp_rock)
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% Controller order reduction
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% red_rock.m	    Obtains controller of 8th order
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% Analysis of the continuous time closed loop system
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% mu_rock.m	        Analysis of robust stability, nominal and robust performance
% frs_rock.m	    Frequency responses of the closed loop system
% clp_rock.m	    Transient responses of the closed loop system
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% Analysis of the discrete time closed loop system
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% dmu_rock.m	    Analysis of robust stability, nominal and robust performance
% dfr_rock.m	    Frequency responses of the closed loop system
% dcl_rock.m	    Transient responses of the closed loop system
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% Characteristics of the perturbed models
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% prt_rock.m	    Transient responses of the perturbed continuous time closed
%                   loop systems
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% Simulation of the time variant linearized system
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% init_c_rock.m     Sets the parametrs for continuous time system simulation
% c_rock.mdl        Simulation of the continuous time system 
% init_d_rock.m     Sets the parametrs for discrete time system simulation
% d_rock.mdl        Simulation of the discrete time system
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% Auxiliary files
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% prm_rock.m	    Construction parameters of the rocket
% air_data.m        Atmosphere parameters as functions of the flight altitude
% cx_fct.m	        The drag force coefficient as a function of the Mach number
% cy_fct.m	        The lifting force derivative coefficient as a function of
%                   the Mach number
% acf_rock.m        Aerodynamic coefficients
% frc_rock.m        Aerodynamic forces
% mmn_rock.m        Aerodynamic moments
% sol_rock.m	    Solves the unperturbed motion differential equations 
% dif_rock.m	    Auxiliary function in the solution of unperturbed motion
%                   differential equations
% theta_rock.m      Sets the pitch angle as a function of the time
% cfn_rock.m        Computes the model coefficients for a given value of the
%                   time
% mod_rock.m	    Creates the uncertain rocket model 
% sys_rock.m	    Creates the continuous time open loop system interconnection 
% wsa_rock.m        Sets the sensors transfer functions
% wts_rock.m	    Sets the performance weighting functions
% dk_rock.m	        Sets the DK-iterations parameters in the mu-synthesis of the
%   		        continuous time system
% ddk_rock.m	    Sets the DK-iterations parameters in the mu-synthesis of the
%   		        discrete time system
% sim_rock.m	    Creates the simulation model of the closed loop system
% s_rock.m          S-function used in the nonlinear system simulation
% inc_rock.m        Sets the initial conditions for the nonlinear system simulation