• No results found

Nonlinear aeroelastic system with control input disturbance

Nonlinear control of a flexible aeroelastic system

Nonlinear control of a flexible aeroelastic system

... a system as being linear, the assumption of linearity is only valid in situations where the effect of any nonlinearities is ...Significant nonlinear behaviour (such as Limit Cycle Oscillations) has been ...

13

Adaptive control of a nonlinear aeroelastic system

Adaptive control of a nonlinear aeroelastic system

... closed-loop system in plunge, pitch, and control surface deflection for free stream velocity U=16 ...aerodynamic system is stable in both the two cases, which indicates that the adaptive ...

23

Experimental Nonlinear Control for Flutter Suppression in a Nonlinear Aeroelastic System

Experimental Nonlinear Control for Flutter Suppression in a Nonlinear Aeroelastic System

... actual system parameters, resulting in the dynamics not being cancelled out completely as ...present control method from being implemented with satisfactory ...above control run is presented in ...

40

Gust Load Alleviation for an Aeroelastic System Using Nonlinear Control

Gust Load Alleviation for an Aeroelastic System Using Nonlinear Control

... different nonlinear control models and a more rigorous aerodynamic model of unsteady ...Lyapunov nonlinear control method, which is a fairly robust method, but there are two additional ...

140

Disturbance observer based control for nonlinear MAGLEV suspension system

Disturbance observer based control for nonlinear MAGLEV suspension system

... lumped disturbance. A state-space disturbance observer is designed to estimate such lumped ...the disturbance acts via different channel to the control ...a disturbance compensation ...

7

Nonlinear disturbance observer-based control for multi-input multi-output nonlinear systems subject to mismatching condition

Nonlinear disturbance observer-based control for multi-input multi-output nonlinear systems subject to mismatching condition

... the control laws (19) (solid line), (33) (dotted line) and (34) (dashed ...baseline control methods, the proposed NDOBC method obtains fine tracking performance in the presence of unknown external load ...

19

Recent advance in nonlinear aeroelastic analysis and control of the aircraft

Recent advance in nonlinear aeroelastic analysis and control of the aircraft

... to disturbance and the uncer- tainty of chaotic motion, it is challenging to fully understand the phenomenon that appears in a nonlinear aeroelastic sys- ...a nonlinear aeroelastic ...

11

Development of output feedback sliding mode control for nonlinear system with disturbance

Development of output feedback sliding mode control for nonlinear system with disturbance

... The only different is, in the conventional SMC the actual state variables are used to design the stable sliding surface but in the high gain observer SMC estimated state [r] ...

6

Exponential stability of nonlinear systems with impulsive effects and disturbance input

Exponential stability of nonlinear systems with impulsive effects and disturbance input

... Many scholars just assume that impulses occur at fixed-time points [12, 18, 20]. How- ever, in many practical applications, impulses occur stochastically. Therefore, it is neces- sary to study a more practical impulsive ...

8

Classical and Fuzzy Sliding Mode Control for a Nonlinear Aeroelastic System with Unsteady Aerodynamic Model

Classical and Fuzzy Sliding Mode Control for a Nonlinear Aeroelastic System with Unsteady Aerodynamic Model

... a nonlinear aeroelastic airfoil with TLECS was ...the system performances. The results showed that in open-loop, the system time responses exhibit dangerous LCOs beyond the critical flutter ...

11

Combined Adaptive and Predictive Control for a Teleoperation System with Force Disturbance and Input Delay

Combined Adaptive and Predictive Control for a Teleoperation System with Force Disturbance and Input Delay

... adaptive disturbance estima- tion is essential for compliant actuators in order to achieve high tracking accuracy in the presence of a force ...the disturbance was assumed independent on the system ...

11

Disturbance observer based control for nonlinear systems

Disturbance observer based control for nonlinear systems

... of nonlinear systems is ...the disturbance atten- uation ability of any current nonlinear control method that cannot deal with ...of nonlinear systems with disturbances generated by a ...

6

Disturbance observer design for nonlinear systems represented by input-output models

Disturbance observer design for nonlinear systems represented by input-output models

... the nonlinear system can be developed in a direct fashion using the ordinary differential equations which describe the plant model simply through the addition of high gain ...the nonlinear case, not ...

11

Disturbance models for offset-free nonlinear predictive control

Disturbance models for offset-free nonlinear predictive control

... Multiloop control can be regarded as a strategy for directly exploiting single-input single- output (SISO) methods in a MIMO setting: manipulated and controlled variables are paired and then one single-loop ...

130

ADRC Based Control of Nonlinear Dynamical System with Multiple Sources of Disturbance and Multiple Inputs

ADRC Based Control of Nonlinear Dynamical System with Multiple Sources of Disturbance and Multiple Inputs

... CHAPTER 1 INTRODUCTION A butterfly flapping its wings in Brazil can cause a tornado in Texas. We have heard this phrase before, and in fact this is some of the chaotic behavior we deal with in real life. It describes a ...

50

Comparative Analysis of Input Shaping Techniques for Sway Control of  Nonlinear Crane System

Comparative Analysis of Input Shaping Techniques for Sway Control of Nonlinear Crane System

... designed input shapers are discussed. To study the dynamic behavior of nonlinear crane system, bang-bang input torque was used as an input to the system, this causes the ...

8

Finite-Time Control and Estimation of Nonlinear Systems with Disturbance Attenuation

Finite-Time Control and Estimation of Nonlinear Systems with Disturbance Attenuation

... of nonlinear systems with unknown nonlinearities lying within a hypersphere of unknown center and known waveform type disturbances is ...of nonlinear systems includes all nonlinear systems that are ...

186

Robust H∞ synchronization of a hyper-chaotic system with disturbance input

Robust H∞ synchronization of a hyper-chaotic system with disturbance input

... This paper concerns the robust control problems on the synchronization of a hyper-chaotic system with disturbance input. Using an appropriate Lyapunov function, we design the multi-dimensional ...

15

Multiple-Input Multiple-Output Experimental Aeroelastic Control Using a Receptance-Based Method

Multiple-Input Multiple-Output Experimental Aeroelastic Control Using a Receptance-Based Method

... single control input and several ...the system poles at the desired ...active aeroelastic control of a delta wing with multiple trailing edge control surfaces ...encompass ...

32

Load Frequency Control Based on Equivalent-input-disturbance Method for Isolated Small Hybrid Power System

Load Frequency Control Based on Equivalent-input-disturbance Method for Isolated Small Hybrid Power System

... PI control 5. Conclusions A new frequency control approach for the isolated small hybrid power system with WP, SP and EV is proposed based on EID ...the system to regulate the frequency ...

5

Show all 10000 documents...

Related subjects