Active Power Filtering TRIZ Cases

Multi-level blind current compensators apply mains-frequency balancing voltages to stabilize intermediate circuit potentials.

Dual voltage sourced converter controllers manage reactive power flow to resolve voltage instability caused by phase angle differences.

A peer-to-peer power compensation architecture injects sinusoidal signals into ring-pathed transmission legs to manage distributed power sources.

A transformer converter uses a center tap inductor and bidirectional switches to control output voltage.

Active discharge sorting balances submodule voltages in seconds, preventing semiconductor overvoltage during Modular Multilevel Converter reconnection.

A redundant power module conditions multiple electrical sources and stores energy in a capacitor bank to supply protective devices.

A multi-function shunt active filter uses a pseudo inverse decoupler to balance loads and correct power factor without d-q transformation.

Modified control scheme reduces DC-link voltage overshoot during capacitive overload events while maintaining grid stability.

Multilevel converter control segments current components to distribute active power evenly, preventing strand overloading and reducing flicker effects.

A daisy chain power converter uses specific pattern signals to detect communication errors between control units.

Actuators in a protection module isolate memory modules from converters to prevent energy feedback damage during faults.

A voltage source converter controller determines independent phase current references for single-phase limbs.

An inverter integrates a selectively connected auxiliary capacitor module to adjust total capacitance for varying load conditions.

A grid-connected power converter control system estimates d-axis and q-axis grid voltages using modified current inputs and an observer.

Electro-optical converters transmit control signals via optical fibers to stabilize AC grids.