Simulator Library
Controls and Robotics Simulators
Control simulators for PID, stability, state-space models, observers, Kalman filters, and robot control.
47 simulators
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Simulator list
Two-Degree-of-Freedom Control — Independent Setpoint and Disturbance Design
Two-Degree-of-Freedom Control — Independent Setpoint and Disturbance Design focuses on control response, stability margin, and tuning assumptions, giving a compact read …
Adaptive Control MRAC Simple Simulator
Frequency Response & Stability
Adaptive Control MRAC Simple Simulator focuses on control response, stability margin, and tuning assumptions, giving a compact read on the current case and the trend tha…
Anti-Lock Braking System (ABS) Slip Ratio Simulator
Anti-Lock Braking System (ABS) Slip Ratio Simulator: See how an Anti-lock Braking System keeps wheels rolling at the optimal slip ratio instead of lo…
Anti-Windup PI Controller Simulator
PID & Servo Control
Anti-windup PI controller simulator for integral reset tuning.
Attitude Control Thruster Sizing Simulator
Frequency Response & Stability
Attitude Control Thruster Sizing Simulator compares how control response, stability margin, and tuning assumptions shifts as the main assumptions change.
Bang-Bang Control Simulator — Time-Optimal Control
Bang-Bang Control Simulator — Time-Optimal Control focuses on control response, stability margin, and tuning assumptions, giving a compact read on the current case and t…
Bode Lead Lag Compensator Simulator
Frequency Response & Stability
Inspect lead-lag compensator gain, phase contribution, and margin from gain, zero, pole, and crossover frequency on Bode plots.
Bode Plot Generator (Frequency Response)
Frequency Response & Stability
Real-time Bode plot generator for transfer functions. Automatically calculates gain margin, phase margin, and crossover frequencies for stability analysis.
Cascade Control Simulator — Dual-Loop PID Step Response
PID & Servo Control
Interactive cascade (dual-loop) PID control simulator.
Bode Plot Simulator — Transfer Function Gain & Phase Response
Frequency Response & Stability
Generate Bode plots from a transfer function in real time. Visualize gain margin, phase margin, cutoff frequency, and resonance peaks for control system design.
Control System Step Response Simulator
Simulate and visualize 1st & 2nd order control system step responses in real-time. Adjust damping, frequency, and PID parameters to explore transient behavior.
Describing Function Simulator
Describing Function Simulator focuses on nearby design assumptions and key metrics, giving a compact read on the current case and the trend that matters next.
Digital PID Discretization Simulator
PID & Servo Control
Digital PID Discretization Simulator updates live numeric results and charts as inputs change, supporting early design checks and model review.
Disturbance Observer (DOB) Simulator — DOB+PI vs. PI Alone
Frequency Response & Stability
Disturbance Observer (DOB) Simulator — DOB+PI vs. PI Alone focuses on control response, stability margin, and tuning assumptions, giving a compact read on the current ca…
Quadrotor Drone Thrust Allocation Simulator
Free quadrotor drone thrust allocation calculator: solve the 4x4 control allocation matrix for X / + / H / hexa frames and find each motor's required…
Feedforward Compensation Simulator — Disturbance Rejection
The feedforward compensation simulator compares PI-only and PI plus feedforward control under a step disturbance, with peak deviation and settling time in real time.
Gain Scheduling Control Simulator
Frequency Response & Stability
Gain Scheduling Control Simulator: Control a nonlinear plant whose gain changes with the operating point.
H-Infinity Control Simulator — Mixed Sensitivity Design
H-Infinity Control Simulator — Mixed Sensitivity Design focuses on heat transfer, temperature difference, and cooling margin, giving a compact read on the current case a…
Haptic Feedback Device Bandwidth & Z-Width Simulator
Haptic Feedback Device Bandwidth & Z-Width Simulator compares how vibration or acoustic response and frequency behavior shifts as the main assumptions change.
Inverse Response Simulator — Step Response of an RHP-Zero Process
Frequency Response & Stability
Inverse response simulator for RHP-zero processes.
Jury Stability Test Simulator
Frequency Response & Stability
Jury Stability Test Simulator focuses on control response, stability margin, and tuning assumptions, giving a compact read on the current case and the trend that matters…
Kalman Filter Simulator — State Estimation & Noise Reduction Visualization
Visualize how the Kalman filter recovers true state from noisy data. Adjust process and measurement noise to intuitively understand its operation.
Loop Shaping Simulator — Bode Plot and Stability Margins
Frequency Response & Stability
Loop Shaping Simulator — Bode Plot and Stability Margins focuses on control response, stability margin, and tuning assumptions, giving a compact read on the current case…
LQR Inverted Pendulum Simulator — Optimal State Feedback
LQR inverted pendulum simulator: optimal feedback u=-Kx on a 4D cart-pole. Tune Q and R weights to see settling time, overshoot, and peak input trade off in real time.
Model Predictive Control Simulator — Finite-Horizon Optimization
Model Predictive Control Simulator — Finite-Horizon Optimization compares how heat transfer, temperature difference, and cooling margin shifts as the main assumptions ch…
Nichols Chart Simulator
Frequency Response & Stability
Nichols Chart Simulator compares how control response, stability margin, and tuning assumptions shifts as the main assumptions change.
Nyquist Diagram & Stability Margin Calculator
Frequency Response & Stability
Interactive Nyquist plot calculator. Adjust gain K to visualize stability margins and encirclements in real time. Learn the Nyquist stability criterion.
State-Space Observability Simulator
State-Space Observability Simulator: For a 2nd-order linear time-invariant system ẋ=Ax+Bu, y=Cx, this tool answers the question "can the full interna…
Padé Approximation of Time Delay Simulator
Frequency Response & Stability
Padé Approximation of Time Delay Simulator: Explore the Padé approximation, which replaces a pure time delay e^(−sT) with a rational transfer function.
Particle Filter Simulator
Frequency Response & Stability
Particle Filter Simulator compares how control response, stability margin, and tuning assumptions shifts as the main assumptions change.
PID Controller Simulator
PID & Servo Control
Tune PID controller parameters (Kp, Ti, Td) in real time. Compare P, PI, and PID control to master step response and closed-loop system tuning.
PID Tuning Method Comparison (Z-N / IMC / SIMC)
PID & Servo Control
PID Tuning Method Comparison (Z-N / IMC / SIMC) compares how control response, stability margin, and tuning assumptions shifts as the main assumptions change.
Pole Placement Simulator — State Feedback Design
Frequency Response & Stability
Design the state-feedback gain K of u=-Kx by pole placement for a 2nd-order single-input system ẋ=Ax+Bu.
PWM Motor Control Calculator
Calculate PWM duty cycle, frequency, voltage, ripple current, losses & LC filter design for motor control. Answers the question:
Relative Gain Array (RGA) Simulator
Relative Gain Array simulator for multivariable process control pairing.
Robot Arm Jacobian Singularity Simulator
Frequency Response & Stability
Robot Arm Jacobian Singularity Simulator focuses on control response, stability margin, and tuning assumptions, giving a compact read on the current case and the trend t…
2-Link Robot Arm Kinematics Simulator — FK & IK
Frequency Response & Stability
2-Link Robot Arm kinematics solver for forward and inverse kinematics calculations.
Root Locus Control System Designer
Frequency Response & Stability
Design and analyze root locus plots in real time. Set poles and zeros, sweep gain K, and visualize stability margins with asymptotes and centroid formulas.
Routh-Hurwitz Stability Criterion Simulator
Frequency Response & Stability
Routh-Hurwitz stability criterion simulator: analyze control system stability via Routh array without computing roots.
Servo Mechanism Calculator
PID & Servo Control
Calculate servo system performance: bandwidth, phase margin, Bode plots, settling time, and PID tuning for optimal 45° stability.
Second-Order Step Response Simulator
Frequency Response & Stability
Visualise the time response of a standard second-order system to a step input.
Sliding Mode Control — VSC and Robustness
Frequency Response & Stability
Sliding Mode Control simulator: explore VSC robustness with adjustable switching gain, boundary layer, and disturbance parameters for chattering supp…
Smart Grid Frequency Droop Control Simulator
Frequency Response & Stability
Smart Grid Frequency Droop Control Simulator: analyze primary frequency response, RoCoF, and droop control with interactive sweep tools for power sys…
Smith Predictor Simulator — Dead-Time Compensation vs PI
The Smith predictor simulator compares the step response of a standard PI controller and a Smith predictor on a first-order plus dead-time process, in real time.
State-Space Controllability Simulator
Frequency Response & Stability
State-Space Controllability Simulator: For a 2nd-order linear time-invariant system ẋ=Ax+Bu, this tool checks whether the input u alone can steer eve…
State Space Analysis
Analyze state-space systems: Check controllability & observability, compute state feedback gain K, and visualize eigenvalues. Enter your A, B, C, D matrices.
Steady-State Error vs System Type Simulator
Frequency Response & Stability
Steady-State Error vs System Type Simulator: A classical-control playground that shows how the steady-state error of a unity-feedback loop is determi…
About this category
Browser-based Controls and Robotics tools for PID, stability, state-space models, observers, Kalman filters, and robot control — free, no signup, with real-time results, formulas, and worked examples. Use the list above, the search box, or the adjacent categories to pick a simulator.