LoopForge
discrete current-loop design studio
engine verified against scipy to 1e-9

Design studio

Enter your machine and loop. The verdict, sweeps and gains update live. Curious how the two controllers differ inside? See Inside the designs.

Choose how the studio teaches you

Guided mode

Plain-language explanations, safe experiments and only the controls you need first.

Explore the loop
1 · machine 2 · experiment 3 · speed 4 · export
Experiment coach

Begin with one controlled change

Choose a motor, freeze the controller, and change the real delay. This isolates the plant effect so the pole movement has a clear meaning.

Computing…

Initial calculation…
Textbook IMC PI  ·  delay ignored at design
Delay-aware discrete design  ·  LoopForge
Interpret this result

The calculation is ready

LoopForge will explain the strongest conclusion here after the first valid calculation.

One-click experiments · learn by contrast

Each experiment changes one meaningful assumption and keeps the comparison visible. Restore your setup at any time.

no experiment active

Stability across the speed range

textbook IMC PI delay-aware design above the red line = unstable

Closed-loop poles · z-plane

× delay-aware ○ textbook

iq reference step at this speed

textbook delay-aware
inspect speed

Advanced numerical diagnostics

Delay-aware radius
Textbook radius
Discrete margin
Td / Ts
Electrical speed
Result delta

Delay-aware gains at this scheduling point


        
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Discuss this current-loop design during the free beta

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