Passivity‐based control laws for an unmanned powered parachute aircraft

2021 ◽  
Author(s):  
C.D. García‐Beltrán ◽  
E.M. Miranda‐Araujo ◽  
M.E. Guerrero‐Sanchez ◽  
G. Valencia‐Palomo ◽  
O. Hernández‐González ◽  
...  
2021 ◽  
Vol 116 ◽  
pp. 104927
Author(s):  
Isaac Gandarilla ◽  
Víctor Santibáñez ◽  
Jesús Sandoval ◽  
Jose Guadalupe Romero

2010 ◽  
Vol 20 (05) ◽  
pp. 1519-1525 ◽  
Author(s):  
TEERAWAT SANGPET ◽  
SUWAT KUNTANAPREEDA

Recently, the concept of feedback passivity-based control has drawn attention to chaos control. In all existing papers, the implementations of passivity-based control laws require the system states for feedback. In this paper, a passivity-based control law which only requires the knowledge of the system output is proposed. Simulation results are provided to show the effectiveness of the proposed solution.


Author(s):  
Soumya Samanta ◽  
Saumitra Barman ◽  
Jyoti Prakash Mishra ◽  
Prasanta Roy ◽  
Binoy Krishna Roy

This paper deals with (i) damping improvement and (ii) energy management of a DC microgrid for improvement of its stability. The direct current (DC) microgrid has a solar-photovoltaic system as a renewable source and fuel cell-battery combination as a backup system to supply power to constant power loads (CPLs). The presence of CPLs in a DC microgrid makes the stability problem more challenging since the negative impedance characteristics of CPLs bring instability into the system. A control approach using interconnection and damping assignment-passivity based control (IDA-PBC) is proposed in this paper to address both the objectives. The proposed control approach provides an efficient energy management, the required damping and also maintains the stability by making the system passive. The tuning parameters of the control laws are adapted incorporating the state of charge (SoC) for the effective energy management. In addition, an integral action is added with the proposed control laws to eliminate the steady-state error in the voltage level of the DC bus and load bus. The proposed IDA-PBC control along with an integral action is compared with four other control approaches, and reveals its better performances. The MATLAB/Simulink results show that the proposed control technique provides better responses in terms of providing damping and effective energy management.


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