# \#converter **URL:** https://forum.plexim.com/tag/converter/149.md [Latest](https://forum.plexim.com/latest.md) · [Categories](https://forum.plexim.com/categories.md) · [Tags](https://forum.plexim.com/tags.md) --- ## [How to eliminate the periodic sharp peaks in the input current of the totem-pole bridgeless PFC circuit](https://forum.plexim.com/t/how-to-eliminate-the-periodic-sharp-peaks-in-the-input-current-of-the-totem-pole-bridgeless-pfc-circuit/2771)
**Author:** [@Papsi](https://forum.plexim.com/u/Papsi)\ **Replies:** 1\ **Last updated:** [December 23, 2025, 3:32pm UTC](https://forum.plexim.com/t/how-to-eliminate-the-periodic-sharp-peaks-in-the-input-current-of-the-totem-pole-bridgeless-pfc-circuit/2771 "2025-12-23T15:32:47Z")
Hi， as shown in the figure, I am working on a project related to the totem pole without a bridge PFC. （Purple represents the output voltage waveform, dark blue represents the input voltage waveform, and light blue repre… --- ## [Control of Three Port DC-DC Converter](https://forum.plexim.com/t/control-of-three-port-dc-dc-converter/2722)
**Author:** [@ecxaa5](https://forum.plexim.com/u/ecxaa5)\ **Replies:** 4\ **Last updated:** [November 25, 2025, 2:33pm UTC](https://forum.plexim.com/t/control-of-three-port-dc-dc-converter/2722 "2025-11-25T14:33:25Z")
I’m implementing a three-port PV–Battery DC-DC converter with four operating modes (PV→Load, PV→Battery, Battery→Load, and PV+Battery→Load) based on the screenshot, and I need guidance on the best way to control the IGBT… --- ## [PFC boost converter CCM control using PLECS RT Box](https://forum.plexim.com/t/pfc-boost-converter-ccm-control-using-plecs-rt-box/1399)
**Author:** [@Hamza\_Ahmed\_Nadeem](https://forum.plexim.com/u/Hamza_Ahmed_Nadeem)\ **Replies:** 1\ **Last updated:** [October 7, 2024, 9:42am UTC](https://forum.plexim.com/t/pfc-boost-converter-ccm-control-using-plecs-rt-box/1399 "2024-10-07T09:42:53Z")
Hello, Does anyone have or can anyone guide me for the demo model of PFC boost converter CCM control using RT Box? in the demo model there is only simple boost converter with RT box. I would appreciate your help. Regar… --- ## [Interleaved PFC Boost Converter Model](https://forum.plexim.com/t/interleaved-pfc-boost-converter-model/1237)
**Author:** [@Aaqib\_Muhammad](https://forum.plexim.com/u/Aaqib_Muhammad)\ **Replies:** 1\ **Last updated:** [May 12, 2023, 10:59am UTC](https://forum.plexim.com/t/interleaved-pfc-boost-converter-model/1237 "2023-05-12T10:59:28Z")
Does anyone have the PLECS model of Interleaved PFC Boost Converter Model converter? with its easy Control Method? --- ## [What is the reason for inability to track maximum power point for various solar irradiation](https://forum.plexim.com/t/what-is-the-reason-for-inability-to-track-maximum-power-point-for-various-solar-irradiation/1228)
**Author:** [@Awesome](https://forum.plexim.com/u/Awesome)\ **Replies:** 2\ **Last updated:** [April 14, 2023, 12:04pm UTC](https://forum.plexim.com/t/what-is-the-reason-for-inability-to-track-maximum-power-point-for-various-solar-irradiation/1228 "2023-04-14T12:04:34Z")
I have been working on this circuit simulation for a while now, the work is based on the Maximum power point tracking Incremenrtal Conductance Algorithm with a buck-boost converter. I want to test for various solar irra… --- ## [Implementation of a 1D Look-up Table within a C-Script block](https://forum.plexim.com/t/implementation-of-a-1d-look-up-table-within-a-c-script-block/1216)
**Author:** [@Brian\_Strugnell](https://forum.plexim.com/u/Brian_Strugnell)\ **Replies:** 1\ **Last updated:** [March 14, 2023, 2:16pm UTC](https://forum.plexim.com/t/implementation-of-a-1d-look-up-table-within-a-c-script-block/1216 "2023-03-14T14:16:15Z")
Hello, I am using a 1D Lookup table to generate a reference waveform for integration into a full-bridge converter. However, within this converter, there is going to be quite a bit of power electronics that I want to rea… --- ## [SR Flip Flop Error - Input signal 2 has not been initialized](https://forum.plexim.com/t/sr-flip-flop-error-input-signal-2-has-not-been-initialized/1088)
**Author:** [@Andrew](https://forum.plexim.com/u/Andrew)\ **Replies:** 2\ **Last updated:** [February 10, 2022, 4:29pm UTC](https://forum.plexim.com/t/sr-flip-flop-error-input-signal-2-has-not-been-initialized/1088 "2022-02-10T16:29:09Z")
Hello, I’m trying to simulate a dc/dc converter + a control part for it, but I encounter an error on the SR Flip Flop block: Input signal 2 has not been initialized. Can anyone suggest to me how I can solve this proble… --- ## [PLECS model of DC-AC DAB](https://forum.plexim.com/t/plecs-model-of-dc-ac-dab/1028)
**Author:** [@phdyalu](https://forum.plexim.com/u/phdyalu)\ **Replies:** 1\ **Last updated:** [May 21, 2021, 12:49pm UTC](https://forum.plexim.com/t/plecs-model-of-dc-ac-dab/1028 "2021-05-21T12:49:13Z")
Dear Kris, I’m looking for PLECS model of DC-AC DAB that is operating in the following description: Input DC voltage , followed by High frequency DC-AC converter(IGBT ) followed by High frequency transformer (Step dow… --- ## [PWM signal for switches in 3-level NPC DC DC converter](https://forum.plexim.com/t/pwm-signal-for-switches-in-3-level-npc-dc-dc-converter/1026)
**Author:** [@turtle\_3](https://forum.plexim.com/u/turtle_3)\ **Replies:** 1\ **Last updated:** [May 18, 2021, 11:35am UTC](https://forum.plexim.com/t/pwm-signal-for-switches-in-3-level-npc-dc-dc-converter/1026 "2021-05-18T11:35:06Z")
I want to simulate a 3-level neutral point clamped dc dc converter with a transformer. The PWM signal generation of the switches does not work. I am unsure what my mistake is. Can someone tell me how to set up the PWM si… --- ## [PLECS model of AC-AC converter](https://forum.plexim.com/t/plecs-model-of-ac-ac-converter/1024)
**Author:** [@phdyalu](https://forum.plexim.com/u/phdyalu)\ **Replies:** 3\ **Last updated:** [May 18, 2021, 11:25am UTC](https://forum.plexim.com/t/plecs-model-of-ac-ac-converter/1024 "2021-05-18T11:25:24Z")
Is there any one who has PLECS model of AC-AC converter implemented with IGBT or MOSFET modules ? Which PWM technique is used for controlling gate signals ? --- ## [Error - Generate 3 X 120 phase shifted PWM](https://forum.plexim.com/t/error-generate-3-x-120-phase-shifted-pwm/1013)
**Author:** [@sreerajarole](https://forum.plexim.com/u/sreerajarole)\ **Replies:** 7\ **Last updated:** [May 3, 2021, 10:54am UTC](https://forum.plexim.com/t/error-generate-3-x-120-phase-shifted-pwm/1013 "2021-05-03T10:54:16Z")
Hello All, I am trying to generate 3 PWM which are 120degree phase apart in Fixed step simulation model and having trouble with choosing sample time. PWM generator high resolution period as sample time for 65khz signal… --- ## [Replacing 2 level IGBT converter block with expanded 3 phase inverter](https://forum.plexim.com/t/replacing-2-level-igbt-converter-block-with-expanded-3-phase-inverter/1009)
**Author:** [@hugoc](https://forum.plexim.com/u/hugoc)\ **Replies:** 2\ **Last updated:** [April 10, 2021, 1:04pm UTC](https://forum.plexim.com/t/replacing-2-level-igbt-converter-block-with-expanded-3-phase-inverter/1009 "2021-04-10T13:04:28Z")
I am looking to set up a Permanent-Magnet Synchronous Machine model similar to the Demo, however I want to replace the 2 level IGBT converter block with an inverter of my own design. The ‘pulses’ input for the converter … --- ## [Always wrong flying capacitor voltage when simulating a boost flying capacitor dc-dc converter](https://forum.plexim.com/t/always-wrong-flying-capacitor-voltage-when-simulating-a-boost-flying-capacitor-dc-dc-converter/866)
**Author:** [@alexpwrlab](https://forum.plexim.com/u/alexpwrlab)\ **Replies:** 2\ **Last updated:** [September 29, 2020, 8:08pm UTC](https://forum.plexim.com/t/always-wrong-flying-capacitor-voltage-when-simulating-a-boost-flying-capacitor-dc-dc-converter/866 "2020-09-29T20:08:52Z")
Hi there, I was trying to simulating a boost flying capacitor dc-dc converter with phase shift PWM in open loop. But the flying capacitor voltage has always been deviated from what it should be. But the output voltage i… --- ## [The converter simulation mode](https://forum.plexim.com/t/the-converter-simulation-mode/820)
**Author:** [@Stephen\_kilobox](https://forum.plexim.com/u/Stephen_kilobox)\ **Replies:** 1\ **Last updated:** [August 3, 2020, 1:29pm UTC](https://forum.plexim.com/t/the-converter-simulation-mode/820 "2020-08-03T13:29:28Z")
Hello Everyone, I’m trying to build the converter simulation mode like the web simulation tool of ABB and infineon. I wrote the initialization commands in block Mask to describe the vector relationship of current and vo… --- ## [\[Demo model\] Half-Bridge LLC Converter with Analysis Tools](https://forum.plexim.com/t/demo-model-half-bridge-llc-converter-with-analysis-tools/815)
**Author:** [@kd10](https://forum.plexim.com/u/kd10)\ **Replies:** 0\ **Last updated:** [July 23, 2020, 11:07am UTC](https://forum.plexim.com/t/demo-model-half-bridge-llc-converter-with-analysis-tools/815 "2020-07-23T11:07:43Z")
Hi, how to calculate value for Gain \[Hz/V\] in the block VCO w/programmable clock duty cycle? When I run closed-loop system and in the analysis tool window set frequency range \[100 100e3\] I got Bode plots as shown in th… --- ## [Flying Capacitor DC-DC Converter](https://forum.plexim.com/t/flying-capacitor-dc-dc-converter/793)
**Author:** [@homeinit](https://forum.plexim.com/u/homeinit)\ **Replies:** 1\ **Last updated:** [July 13, 2020, 4:09pm UTC](https://forum.plexim.com/t/flying-capacitor-dc-dc-converter/793 "2020-07-13T16:09:17Z")
Dear Plexim Hello, I want to use the Flying Capacitor DC-DC Converter for my power board for motor control. I want to use this model to able to generate a DC voltage to the inverter to control any PMSM, BLDC, ACI machi… --- ## [How do I make this system run faster](https://forum.plexim.com/t/how-do-i-make-this-system-run-faster/663)
**Author:** [@storm121](https://forum.plexim.com/u/storm121)\ **Replies:** 2\ **Last updated:** [June 4, 2019, 11:56am UTC](https://forum.plexim.com/t/how-do-i-make-this-system-run-faster/663 "2019-06-04T11:56:18Z")
Hi, the converter attached below runs smoothly until it slows down a lot at around 24 seconds. How can I make it faster? DC-DC closed loop simulation.plecs (113 KB) --- ## [How to control input cureent DC/DC converter?](https://forum.plexim.com/t/how-to-control-input-cureent-dc-dc-converter/607)
**Author:** [@Voyteck](https://forum.plexim.com/u/Voyteck)\ **Replies:** 1\ **Last updated:** [January 17, 2019, 6:31am UTC](https://forum.plexim.com/t/how-to-control-input-cureent-dc-dc-converter/607 "2019-01-17T06:31:51Z")
Hi, in the buck-boost I have PI controller of output voltage which is constant(20v). Input voltage(15-25). But also I would like to have an input current limit(for example50A). How can I implement this limit, where shou… --- ## [Why does the topology(dc/dc) work with open control loop but with closed loop doesnt work?](https://forum.plexim.com/t/why-does-the-topology-dc-dc-work-with-open-control-loop-but-with-closed-loop-doesnt-work/608)
**Author:** [@Voyteck](https://forum.plexim.com/u/Voyteck)\ **Replies:** 3\ **Last updated:** [January 14, 2019, 3:01pm UTC](https://forum.plexim.com/t/why-does-the-topology-dc-dc-work-with-open-control-loop-but-with-closed-loop-doesnt-work/608 "2019-01-14T15:01:31Z")
Hi, I would like to ask ask if anyone know why my dc/dc converter works with open loop control(Duty cycle) but with PI control(closed control loop) doesnt. My control circuit doesnt react for any change of Ki or Kp, My … --- ## [How to control current in a ideal DC Voltage source?](https://forum.plexim.com/t/how-to-control-current-in-a-ideal-dc-voltage-source/443)
**Author:** [@deepakdeepak](https://forum.plexim.com/u/deepakdeepak)\ **Replies:** 6\ **Last updated:** [June 19, 2018, 5:55pm UTC](https://forum.plexim.com/t/how-to-control-current-in-a-ideal-dc-voltage-source/443 "2018-06-19T17:55:57Z")
--- ## [Bode plot DC gain not shwing in boost converter transfer function?](https://forum.plexim.com/t/bode-plot-dc-gain-not-shwing-in-boost-converter-transfer-function/323)
**Author:** [@EMdude](https://forum.plexim.com/u/EMdude)\ **Replies:** 5\ **Last updated:** [May 3, 2018, 3:00am UTC](https://forum.plexim.com/t/bode-plot-dc-gain-not-shwing-in-boost-converter-transfer-function/323 "2018-05-03T03:00:39Z")
Dears Sir/madam, I have designed a boost converter with peak current mode control and I wanted to evaluate the transfer function in bode plot of the Verr to Voutas you can see in the files added the boost converter give…