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Average value buck converter PI tuning problems (convergence and instability)
Hi @Anh Tuan Generally, it is difficult to determine what went wrong by inspecting the block diagram alone. It is comparable to...
Average value buck converter PI tuning problems (convergence and instability)
Hi @Anh Tuan Generally, it is difficult to determine what went wrong by inspecting the block diagram alone. It is comparable to...
3일 전 | 1
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What are these blocks in Simulink and how to find?
Hi @Michelle The red block is the Zero-Order Hold block, typically used to "hold" the value of the current sampling point until...
What are these blocks in Simulink and how to find?
Hi @Michelle The red block is the Zero-Order Hold block, typically used to "hold" the value of the current sampling point until...
3일 전 | 2
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Plot not displaying the y axis limits, even though "ylim" has been used.
Hi @Dharani Try something like the following: x = linspace(-1, 1, 201); y1 = 0.48*sinpi(x); y2 = -4e5*sinpi(x); figur...
Plot not displaying the y axis limits, even though "ylim" has been used.
Hi @Dharani Try something like the following: x = linspace(-1, 1, 201); y1 = 0.48*sinpi(x); y2 = -4e5*sinpi(x); figur...
3일 전 | 0
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i want to solve a matlab question.
Original Question: a. Pick a system of your choice from the Case Studies described in Chapter 3 of the textbook (except the thr...
i want to solve a matlab question.
Original Question: a. Pick a system of your choice from the Case Studies described in Chapter 3 of the textbook (except the thr...
21일 전 | 0
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addRule throws "Do not use a rule keyword as a variable name."
Hi @Michael If you prefer to use the symbolic approach (==, =>) rather than the linguistic approach (If–Then) as demonstrated b...
addRule throws "Do not use a rule keyword as a variable name."
Hi @Michael If you prefer to use the symbolic approach (==, =>) rather than the linguistic approach (If–Then) as demonstrated b...
22일 전 | 1
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need help for robotics sliding mode control execution in matlab
Hi @saravanapandian I am not familiar with your robotic research. But here is a code snippet for a simple Disturbance Observer ...
need help for robotics sliding mode control execution in matlab
Hi @saravanapandian I am not familiar with your robotic research. But here is a code snippet for a simple Disturbance Observer ...
24일 전 | 1
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Bode Graph for MIMO System - Drone
Hi @Yovel Undergraduate textbooks typically say that a standard Bode plot is designed for Single-Input, Single-Output (SISO) sy...
Bode Graph for MIMO System - Drone
Hi @Yovel Undergraduate textbooks typically say that a standard Bode plot is designed for Single-Input, Single-Output (SISO) sy...
27일 전 | 0
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I want to define inputs for the function quantized_signal
Hi @Albert Not sure if this is what you are looking for. I discovered that MATLAB has a function for performing quantization. H...
I want to define inputs for the function quantized_signal
Hi @Albert Not sure if this is what you are looking for. I discovered that MATLAB has a function for performing quantization. H...
28일 전 | 0
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cual es la respuesta
Hi @freddy I believe the mathematical puzzle involves the use of the factorial () operator. However, the factorial can rapidly ...
cual es la respuesta
Hi @freddy I believe the mathematical puzzle involves the use of the factorial () operator. However, the factorial can rapidly ...
대략 1개월 전 | 0
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Boost converter mathematical equation
Hi @komathy From the programmer's perspective, I can only verify the responses of the differential equations for the Boost Conv...
Boost converter mathematical equation
Hi @komathy From the programmer's perspective, I can only verify the responses of the differential equations for the Boost Conv...
대략 1개월 전 | 0
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Can this symbolic expression be simplified anymore?
Hi @Scott Banks As mentioned above, the general formula for n parallel-connected resistors is given by: . For two parallel-co...
Can this symbolic expression be simplified anymore?
Hi @Scott Banks As mentioned above, the general formula for n parallel-connected resistors is given by: . For two parallel-co...
대략 2개월 전 | 0
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How do I turn this Simulink model with Gain Control to Pole Placement?
Hi @farzad In all "mathematical" linear, time-invariant finite‑dimensional systems, particularly for an -th order system repres...
How do I turn this Simulink model with Gain Control to Pole Placement?
Hi @farzad In all "mathematical" linear, time-invariant finite‑dimensional systems, particularly for an -th order system repres...
대략 2개월 전 | 0
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Sign convention for enforcing positive definite matrix P ( 𝑃 ⪰ 𝜀 𝐼 ) using lmiterm in MATLAB LMI Toolbox (LMI)
Hi @Manish Kumar I believe I made an error in my previous comment from another thread. LMIs appear deceptively simple but can b...
Sign convention for enforcing positive definite matrix P ( 𝑃 ⪰ 𝜀 𝐼 ) using lmiterm in MATLAB LMI Toolbox (LMI)
Hi @Manish Kumar I believe I made an error in my previous comment from another thread. LMIs appear deceptively simple but can b...
2개월 전 | 0
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Common Lyapunov matrix from T–S fuzzy LMI differs from published result (scaling issue?)
Hi @Manish Kumar Q1: Is the difference between the two matrices simply due to scaling / non-uniqueness of LMI feasibility solut...
Common Lyapunov matrix from T–S fuzzy LMI differs from published result (scaling issue?)
Hi @Manish Kumar Q1: Is the difference between the two matrices simply due to scaling / non-uniqueness of LMI feasibility solut...
2개월 전 | 0
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convolution integral with ode45
In the past few days, I have been closely following the discussions on this intriguing topic of solving the integro-differential...
convolution integral with ode45
In the past few days, I have been closely following the discussions on this intriguing topic of solving the integro-differential...
2개월 전 | 0
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Reinforcement learning to tune a PI controller
Hi @yiwei If you scroll down to the "Validate Trained Agent" section, you will observe that the RL agent returns a set of fixed...
Reinforcement learning to tune a PI controller
Hi @yiwei If you scroll down to the "Validate Trained Agent" section, you will observe that the RL agent returns a set of fixed...
2개월 전 | 0
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getting 16 outputs instead of 4 what to do?
Hi @Divya Gorrela Your input data is likely a vector consisting of four components. In the default mode, the Gain blocks perfor...
getting 16 outputs instead of 4 what to do?
Hi @Divya Gorrela Your input data is likely a vector consisting of four components. In the default mode, the Gain blocks perfor...
3개월 전 | 1
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PID control simulation code improvement
Hi @Cesar In addition to @Mathieu NOE's valuable contributions regarding realistic actuator saturation and overshoot reduction,...
PID control simulation code improvement
Hi @Cesar In addition to @Mathieu NOE's valuable contributions regarding realistic actuator saturation and overshoot reduction,...
3개월 전 | 0
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PID control simulation code improvement
Hi @Cesar My simulation results look almost the same as @Mathieu NOE's, but I use ode45 instead of discrete-time propagation. ...
PID control simulation code improvement
Hi @Cesar My simulation results look almost the same as @Mathieu NOE's, but I use ode45 instead of discrete-time propagation. ...
3개월 전 | 0
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How so I use the Reinforcement Learning toolbox to train a Soft robot
When decided to use reinforcement learning to train a robot, it doesn't matter whether the robot is hard (rigid-body) or soft (f...
How so I use the Reinforcement Learning toolbox to train a Soft robot
When decided to use reinforcement learning to train a robot, it doesn't matter whether the robot is hard (rigid-body) or soft (f...
3개월 전 | 0
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PID controller for a car suspension system not functioning.
Hi @Bryan Shivram I am not familiar with your MIMO quarter car suspension system, but I'd advise conducting a test in MATLAB be...
PID controller for a car suspension system not functioning.
Hi @Bryan Shivram I am not familiar with your MIMO quarter car suspension system, but I'd advise conducting a test in MATLAB be...
3개월 전 | 0
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LQR Controller for Nonlinear System Tracking with Time-Varying Linearization
Hi @boutegui So you want to run ode45 in a loop like this: at the start of each time step, inject the linearized state-space mo...
LQR Controller for Nonlinear System Tracking with Time-Varying Linearization
Hi @boutegui So you want to run ode45 in a loop like this: at the start of each time step, inject the linearized state-space mo...
3개월 전 | 0
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Pulling stuck vehicle with another vehicle using 1 pulley
Hi @Kristián Describing the motion of the pulley system usually requires the mathematical model, specifically the differential ...
Pulling stuck vehicle with another vehicle using 1 pulley
Hi @Kristián Describing the motion of the pulley system usually requires the mathematical model, specifically the differential ...
3개월 전 | 0
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Prescribed time disturbance observer does not estimate in prescribed settling time.
Hi @controlEE To be honest, I have been studying the sliding mode disturbance observer over the past few days. There are still ...
Prescribed time disturbance observer does not estimate in prescribed settling time.
Hi @controlEE To be honest, I have been studying the sliding mode disturbance observer over the past few days. There are still ...
3개월 전 | 0
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Deadbeat control Space-State System
A deadbeat control system refers to the design of a controller that enables the system to produce a response resembling a deadbe...
Deadbeat control Space-State System
A deadbeat control system refers to the design of a controller that enables the system to produce a response resembling a deadbe...
3개월 전 | 0
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Using symbolic syms inside a Simulink Function — Error: Symbolic not allowed
Hi @boutegui Before modeling the control system in Simulink, I advise that you first understand the underlying mathematical des...
Using symbolic syms inside a Simulink Function — Error: Symbolic not allowed
Hi @boutegui Before modeling the control system in Simulink, I advise that you first understand the underlying mathematical des...
3개월 전 | 1
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How can i imply multiple different temperatures to my control circuit in Simulink? (+Feedforward)
Hi @Teo I'm not familiar with how your thermal system runs. However, if you have derived the mathematical model, you can constr...
How can i imply multiple different temperatures to my control circuit in Simulink? (+Feedforward)
Hi @Teo I'm not familiar with how your thermal system runs. However, if you have derived the mathematical model, you can constr...
3개월 전 | 0
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How to integrate a control system by ode45 with PID control input ?
Hi @Chuguang Pan Perhaps you can try this approach. G = tf(1, [1, 0, 0]); opt = pidtuneOptions('DesignFocus', 'disturbance-...
How to integrate a control system by ode45 with PID control input ?
Hi @Chuguang Pan Perhaps you can try this approach. G = tf(1, [1, 0, 0]); opt = pidtuneOptions('DesignFocus', 'disturbance-...
3개월 전 | 1
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Prescribed time disturbance observer does not estimate in prescribed settling time.
Hi @controlEE I admit that I have difficulty understanding the mathematical notations and stability proof associated with the p...
Prescribed time disturbance observer does not estimate in prescribed settling time.
Hi @controlEE I admit that I have difficulty understanding the mathematical notations and stability proof associated with the p...
3개월 전 | 0
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Help needed to set proper curve fitting constraints for a comprehensive solution for fitting data to custom models
Hi @sxh The Witch of Agnesi provides a very good fit for the curve, although your original "witch" function needs proper center...
Help needed to set proper curve fitting constraints for a comprehensive solution for fitting data to custom models
Hi @sxh The Witch of Agnesi provides a very good fit for the curve, although your original "witch" function needs proper center...
3개월 전 | 1
