DQ-type PLL
SD035The DQ-type PLL is a basic Phase-Locked Loop (PLL) used to extract the phase information of three-phase voltages. It operates by minimizing the voltage projected…
SD035
SD035
Build a custom user interface to operate Imperix power converters
PN175This note will address specific considerations to build a custom user interface for the operation of Imperix power converters. It will focus on the main…
Computation of optimized switching angles for SHE-PWM
TN159This article provides some insights on the computation of optimized switching angles for use with imperix’s PP-PWM modulator. It introduces one possible approach for pre-computing…
Selective Harmonic Elimination for medium voltage drives
TN158This page presents an implementation example of Selective Harmonic Elimination (SHE) using the PP-PWM modulator. This example addresses a high-power 3-level NPC inverter tied to…
PP-PWM – Programmed Patterns PWM
SD015The FPGA-based PP-PWM (programmed pulse pattern) peripheral provides a specialized PWM scheme for two and three-level inverters, which relies on pre-computed pulse patterns. This type…
Coordinated control of a back-to-back inverter
TN155This technical note gives general insights on the implementation of coordinated control using imperix’s rapid control prototyping solutions. A grid-tied back-to-back three-phase inverter is given…
SS-PWM – Multilevel PWM with Sort-&-Select balancing
SD014The SS-PWM peripheral provides a specialized Pulse Width Modulation scheme (PWM) for multilevel converters, which directly integrates means for balancing series-connected submodules. Such an approach…
Implementation of the imperix SS-PWM for MMC
TN160This technical note offers insights into the SS-PWM peripheral block, which is part of the standard firmware of imperix controllers. The SS-PWM block provides multilevel…
Buck-boost converter
TN102This technical note describes the operating principles of a buck-boost converter. A possible open-loop control implementation of this converter, targeting the B-Box RCP or B-Board PRO with both C/C++ and automated code…
Step-up boost converter
TN101This technical note describes the operating principles of a step-up boost converter. A possible open-loop control implementation of this converter, targeting the B-Box RCP or B-Board PRO with both C/C++ and automated…
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