SV-PWM – Space vector PWM
SD013The SV-PWM block generates PWM signals based on the Space Vector Modulation (SVM) algorithm. This algorithm determines the three vectors that are the closest to…
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SB-PWM – Sandbox PWM
The FPGA sandbox PWM block allows driving the PWM output from a user-made modulator from within the FPGA. Information on FPGA edition is available on Editing…
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DO-PWM – Direct output PWM
The Direct output PWM block sets PWM output(s) directly to ‘0’ or ‘1’. This technique is typically used for Model Predictive Control (TN162) or Direct…
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CB-PWM – Carrier-based PWM
The Carrier-based PWM block generates PWM signals based on one of the 4 carrier shape illustrated below: triangle, sawtooth, inverted triangle, inverted sawtooth. When using…
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PWM – Pulse Width Modulators
The Pulse Width Modulators (PWM) share the dead-time generation and the activate/deactivate features, configured through the output mode, deadtime, and activate parameters. The said PWM…
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CLK – Clock generators
Imperix controllers feature 4 clock generators, CLK0, CLK1, CLK2 and CLK3, running at 250 MHz. They provide time bases for FPGA resources such as the…
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CONFIG – Control task configuration
SD001
The CONFIG block primarily serves to configure the main clock (CLK0) as well as its derivatives. Together, these clocks define the frequency and phase of…
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Three-phase PV inverter for grid-tied applications
This example implements the control for a three-phase PV inverter. Such a system can be typically found in small industrial photovoltaic facilities, which are directly…
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Three-phase Voltage Source Inverter (VSI)
TN152
This example generates three phase alternating currents from a voltage source inverter in an open loop manner. It can be used in a grid-forming application.
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DC bus pre-charge from the AC mains
TN131
In voltage source converters, pre-charging the inverter DC bus is required before connecting it to external voltage sources, so that to avoid inrush currents that may be destructive.
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