Table 1.
Advantages and considerations of the proposed adaptive gain scheduled ISA-PI controller.
Fig 1.
Overview of the adaptive gain scheduled ISA-PI control system.
Fig 2.
Internal components of the adaptive gain ISA-PI control scheme.
Fig 3.
Operational aspects of PWM generation in power transfer control.
Table 2.
Ideal model parameters derived from design requirements.
Table 3.
Overview of key components in the proposed DCBC design.
Table 4.
Circuit analysis of the DCBC in continuous conduction mode.
Fig 4.
The generic state space representation.
Table 5.
State-space average model and transfer function derivation of the DCBC.
Fig 5.
System configuration: prefilter, controller, and plant structure.
Fig 6.
The independent impact of the set point and the assessment of the proposed control mechanism a) impact of set point weight on system response, b) comparison of single PI and ISA-PI control techniques at fixed set-point value of .
Fig 7.
The differential equations model of the DCBC for LPV approximation.
Fig 8.
Thorough visualization of linear system array with 10 distinct points withing the range of 20-40 Ω representing load variation a) frequency response, b) step response.
Fig 9.
Effects of ±25% parameter variations on ISA-PI and single PI controllers: outcomes illustrating the impact of inductance, capacitance, and load resistance variations on a) single PI controller and b) the ISA-PI controller.
Fig 10.
Comparative analysis of control strategies under noise and disturbance: evaluation of the proposed controller against four alternative strategies in the presence of intrinsic system variances.
Fig 11.
Output voltage response to input voltage variations using gain scheduled PI and gain scheduled adaptive ISA-PI Controllers.
Fig 12.
Experimental setup for assessing the proposed approach.
Fig 13.
Test bench configuration of the custom-designed boost converter.
Fig 14.
Open-loop system response at 20 kHz switching frequency a) 0.3 duty cycle, b) duty cycle change from 0.3 to 0.5.
Fig 15.
Transient response of proposed DCBC under various control strategies a) single PI, b) cascade PI, c) ISA-PI with constant set-point weight, d) adaptive gain scheduled ISA-PI.