# \#rt-box **URL:** https://forum.plexim.com/tag/rt-box/342.md [Latest](https://forum.plexim.com/latest.md) · [Categories](https://forum.plexim.com/categories.md) · [Tags](https://forum.plexim.com/tags.md) --- ## [Current Source Inverter (CSI) model with nanosecond overlap simulation](https://forum.plexim.com/t/current-source-inverter-csi-model-with-nanosecond-overlap-simulation/3319)
**Author:** [@Aure\_76](https://forum.plexim.com/u/Aure_76)\ **Replies:** 1\ **Last updated:** [September 22, 2026, 8:26pm UTC](https://forum.plexim.com/t/current-source-inverter-csi-model-with-nanosecond-overlap-simulation/3319 "2026-09-22T20:26:36Z")
Hello, I am looking for a recommended workflow or example model to run a Current Source Inverter (CSI) simulation on the RTBox for a Hardware-in-the-Loop (HIL) application. The setup uses GaN Bidirectional Switches (BDS… --- ## [Modeling discrepancy for induction machine depending on the solver type (FPGA vs. CPU)](https://forum.plexim.com/t/modeling-discrepancy-for-induction-machine-depending-on-the-solver-type-fpga-vs-cpu/3312)
**Author:** [@Jaeyeon.Park](https://forum.plexim.com/u/Jaeyeon.Park)\ **Replies:** 2\ **Last updated:** [September 16, 2026, 10:05am UTC](https://forum.plexim.com/t/modeling-discrepancy-for-induction-machine-depending-on-the-solver-type-fpga-vs-cpu/3312 "2026-09-16T10:05:39Z")
Test environment PLECS 5.0.4 and 4.9.9 are tested. (standalone) RTBOX3 with firmware 4.0.7 and 3.1.8 are tested. Dear Plexim My name is Jaeyeon Park, and I am a Ph.D. student at Seoul National University, South Korea… --- ## [Plecs Ti PWM Block Limitation](https://forum.plexim.com/t/plecs-ti-pwm-block-limitation/3305)
**Author:** [@JL2026](https://forum.plexim.com/u/JL2026)\ **Replies:** 1\ **Last updated:** [September 11, 2026, 6:08pm UTC](https://forum.plexim.com/t/plecs-ti-pwm-block-limitation/3305 "2026-09-11T18:08:51Z")
Hello, I am a graduate student working on a CSI simulation for my thesis. I’m trying to implement space-vector PWM for a three-phase current-source inverter using PLECS Coder with a TI C2000 target, and I have run into a… --- ## [LAUNCHXL-F28069M Synchronize output through EPWMSYNCO](https://forum.plexim.com/t/launchxl-f28069m-synchronize-output-through-epwmsynco/2178)
**Author:** [@Camberlam](https://forum.plexim.com/u/Camberlam)\ **Replies:** 9\ **Last updated:** [September 3, 2026, 9:47am UTC](https://forum.plexim.com/t/launchxl-f28069m-synchronize-output-through-epwmsynco/2178 "2026-09-03T09:47:52Z")
Hello: I would like to use the same clock source for two boards. I found that the External Sync block can be used as the input for the PWM (Variable) block (as the synchronization impulse source). However, I couldn’t fi… --- ## [Why is the waveform not properly downloaded to the analog output terminals?](https://forum.plexim.com/t/why-is-the-waveform-not-properly-downloaded-to-the-analog-output-terminals/3292)
**Author:** [@runxinYan](https://forum.plexim.com/u/runxinYan)\ **Replies:** 1\ **Last updated:** [September 3, 2026, 4:56am UTC](https://forum.plexim.com/t/why-is-the-waveform-not-properly-downloaded-to-the-analog-output-terminals/3292 "2026-09-03T04:56:44Z")
Dear PLECS Community, Hope this message finds you well. Sorry for the disturbance. I am currently working with the RT‑BOX and an oscilloscope for waveform output. In PLECS, I connected the voltage waveform to the Analog… --- ## [Request for Support: Error While Running PLECS Model on RT Box](https://forum.plexim.com/t/request-for-support-error-while-running-plecs-model-on-rt-box/3283)
**Author:** [@dilruba.cmeri22a](https://forum.plexim.com/u/dilruba.cmeri22a)\ **Replies:** 1\ **Last updated:** [September 1, 2026, 10:09am UTC](https://forum.plexim.com/t/request-for-support-error-while-running-plecs-model-on-rt-box/3283 "2026-09-01T10:09:19Z")
I am currently trying to implement and run my PLECS model on the PLECS RT Box, but I am facing an error during the process. It says " error in built step: make process timed out in 240 sec". Can anyone help me regarding … --- ## [Carrier-peak synchronized sampling using the PWM Out block on RT Box](https://forum.plexim.com/t/carrier-peak-synchronized-sampling-using-the-pwm-out-block-on-rt-box/3257)
**Author:** [@pimagine](https://forum.plexim.com/u/pimagine)\ **Replies:** 5\ **Last updated:** [August 6, 2026, 3:08pm UTC](https://forum.plexim.com/t/carrier-peak-synchronized-sampling-using-the-pwm-out-block-on-rt-box/3257 "2026-08-06T15:08:04Z")
Hello, I am implementing a PWM control system on an RT Box using the PWM Out block. In my control algorithm, I need to perform a sampling operation exactly at the positive peak of the triangular carrier used by the PWM … --- ## [How to quantify the time delay of a RT BOX Controller?](https://forum.plexim.com/t/how-to-quantify-the-time-delay-of-a-rt-box-controller/1248)
**Author:** [@TWY](https://forum.plexim.com/u/TWY)\ **Replies:** 2\ **Last updated:** [August 4, 2026, 6:10am UTC](https://forum.plexim.com/t/how-to-quantify-the-time-delay-of-a-rt-box-controller/1248 "2026-08-04T06:10:37Z")
In the RT-Box manual, a timing diagram is given as follow. I want to determine the exact time delay in a converter system controlled by a RT-Box 2, so that I can model the system and design the parameters. \*1. In terms … --- ## [Assistance with adapting DAB for RTBox HIL](https://forum.plexim.com/t/assistance-with-adapting-dab-for-rtbox-hil/3228)
**Author:** [@Alyssa](https://forum.plexim.com/u/Alyssa)\ **Replies:** 10\ **Last updated:** [July 31, 2026, 3:57pm UTC](https://forum.plexim.com/t/assistance-with-adapting-dab-for-rtbox-hil/3228 "2026-07-31T15:57:28Z")
Hi there, I am trying to adapt the plant of my DAB for controller HIL. I am using the DAB component found in the component library and the offline simulation runs but when I tried to build to RTBox1 I get the error: The… --- ## [Change configuration of subsystem in RT Box model from json-rpc?](https://forum.plexim.com/t/change-configuration-of-subsystem-in-rt-box-model-from-json-rpc/3186)
**Author:** [@Ole](https://forum.plexim.com/u/Ole)\ **Replies:** 1\ **Last updated:** [June 30, 2026, 5:21pm UTC](https://forum.plexim.com/t/change-configuration-of-subsystem-in-rt-box-model-from-json-rpc/3186 "2026-06-30T17:21:35Z")
Hi, is it possible to select the configuration of a configurable subsystem in a model running in RT Box via the json-rpc interface? I know it is probably not possible to switch at runtime after the model is started, but… --- ## [Error during building step of 3x1 Matrix PSFB1](https://forum.plexim.com/t/error-during-building-step-of-3x1-matrix-psfb1/3181)
**Author:** [@pfcEnjoyer](https://forum.plexim.com/u/pfcEnjoyer)\ **Replies:** 1\ **Last updated:** [June 24, 2026, 11:41am UTC](https://forum.plexim.com/t/error-during-building-step-of-3x1-matrix-psfb1/3181 "2026-06-24T11:41:26Z")
Hello, I am facing a problem regarding the implementation of the Nanostep model for the 3x1 Matrix Converter for HIL on the RT Box CE. I attached two images of the error. It seems that the dimensions of the Nanostep cur… --- ## [Why does this simulation give completely different results between offline and on-hardware(HIL)?](https://forum.plexim.com/t/why-does-this-simulation-give-completely-different-results-between-offline-and-on-hardware-hil/3148)
**Author:** [@Yinyu\_yan](https://forum.plexim.com/u/Yinyu_yan)\ **Replies:** 2\ **Last updated:** [June 12, 2026, 12:24am UTC](https://forum.plexim.com/t/why-does-this-simulation-give-completely-different-results-between-offline-and-on-hardware-hil/3148 "2026-06-12T00:24:50Z")
I established a VSG simulation model, which exhibited excellent performance in offline simulation. However, the model produced entirely inaccurate results under the hardware-in-the-loop (HIL) simulation condition. Furthe… --- ## [Why does this simulation give completely different results between offline and on-hardware (HIL)?](https://forum.plexim.com/t/why-does-this-simulation-give-completely-different-results-between-offline-and-on-hardware-hil/3143)
**Author:** [@liuwenj](https://forum.plexim.com/u/liuwenj)\ **Replies:** 1\ **Last updated:** [June 11, 2026, 8:43pm UTC](https://forum.plexim.com/t/why-does-this-simulation-give-completely-different-results-between-offline-and-on-hardware-hil/3143 "2026-06-11T20:43:35Z")
Why does this simulation give completely different results between offline and on-hardware (HIL)? Attached you will find the model. Inverter\_Double\_loop\_offline\_28069\_used.plecs (313.9 KB) Many thanks. --- ## [Problems encountered when RT Box is used as the controller](https://forum.plexim.com/t/problems-encountered-when-rt-box-is-used-as-the-controller/3130)
**Author:** [@pimagine](https://forum.plexim.com/u/pimagine)\ **Replies:** 15\ **Last updated:** [June 11, 2026, 11:28am UTC](https://forum.plexim.com/t/problems-encountered-when-rt-box-is-used-as-the-controller/3130 "2026-06-11T11:28:46Z")
Recently, when we used the RT Box 1 as the controller in our converter experiments, we observed a strange phenomenon. The circuit starts up normally at power-on, but after running for less than about one minute, one part… --- ## [Expected HIL Results are Diferent from Simulation Results in RTBox 1 for Nanostep Model](https://forum.plexim.com/t/expected-hil-results-are-diferent-from-simulation-results-in-rtbox-1-for-nanostep-model/3132)
**Author:** [@JavierGil](https://forum.plexim.com/u/JavierGil)\ **Replies:** 1\ **Last updated:** [June 9, 2026, 9:33pm UTC](https://forum.plexim.com/t/expected-hil-results-are-diferent-from-simulation-results-in-rtbox-1-for-nanostep-model/3132 "2026-06-09T21:33:19Z")
Hello, I am currently trying to use the Nanostep Version of the Dual Active Bridge Converter in an RTBox CE order to test an open-loop approach sending high frequency gate signals from outside. However, as I try to exe… --- ## [How can I implement a 3-level flying capacitor converter on RT Box using PWM Capture and sub-cycle average models?](https://forum.plexim.com/t/how-can-i-implement-a-3-level-flying-capacitor-converter-on-rt-box-using-pwm-capture-and-sub-cycle-average-models/3120)
**Author:** [@Kyuyeong](https://forum.plexim.com/u/Kyuyeong)\ **Replies:** 9\ **Last updated:** [June 9, 2026, 7:26pm UTC](https://forum.plexim.com/t/how-can-i-implement-a-3-level-flying-capacitor-converter-on-rt-box-using-pwm-capture-and-sub-cycle-average-models/3120 "2026-06-09T19:26:17Z")
Hello, I am trying to implement and run a 3-level flying capacitor converter on a PLECS RT Box. From my understanding, for accurate real-time simulation on the RT Box, it is preferable to use the PWM Capture block t… --- ## [Inconsistency between the original waveform and the waveform after Analog Input](https://forum.plexim.com/t/inconsistency-between-the-original-waveform-and-the-waveform-after-analog-input/3113)
**Author:** [@runxinYan](https://forum.plexim.com/u/runxinYan)\ **Replies:** 5\ **Last updated:** [June 9, 2026, 9:03am UTC](https://forum.plexim.com/t/inconsistency-between-the-original-waveform-and-the-waveform-after-analog-input/3113 "2026-06-09T09:03:04Z")
Dear PLECS Community, Hello. I am currently using RT-BOX to perform a grid-connected experiment in PLECS. In my setup, I use Analog Output and Analog Input blocks to transmit the grid voltage and current signals.Since m… --- ## [HIL with TI C2000 (28379D) + RT BOX1 – How to control two converters using TI C2000 Target Support?](https://forum.plexim.com/t/hil-with-ti-c2000-28379d-rt-box1-how-to-control-two-converters-using-ti-c2000-target-support/3135)
**Author:** [@jack2](https://forum.plexim.com/u/jack2)\ **Replies:** 3\ **Last updated:** [June 5, 2026, 12:09pm UTC](https://forum.plexim.com/t/hil-with-ti-c2000-28379d-rt-box1-how-to-control-two-converters-using-ti-c2000-target-support/3135 "2026-06-05T12:09:40Z")
Hello everyone, I am trying to perform HIL experiments using a TI C2000 (28379D) and an RT BOX1. I followed the TI C2000 Target Support demos under power supplies / onboard charger to control two converters with the C20… --- ## [Grid-Forming Inverter Stable in Offline Simulation but Unstable When Implemented in RT Box HIL Simulation](https://forum.plexim.com/t/grid-forming-inverter-stable-in-offline-simulation-but-unstable-when-implemented-in-rt-box-hil-simulation/3115)
**Author:** [@Rizal\_Putra1](https://forum.plexim.com/u/Rizal_Putra1)\ **Replies:** 2\ **Last updated:** [June 4, 2026, 12:55pm UTC](https://forum.plexim.com/t/grid-forming-inverter-stable-in-offline-simulation-but-unstable-when-implemented-in-rt-box-hil-simulation/3115 "2026-06-04T12:55:50Z")
Hello I am currently developing a Grid-Forming (GFM) inverter that will be implemented in a Hardware-in-the-Loop (HIL) environment. The HIL platform consists of an RT Box and a TI microcontroller. The plant model is exe… --- ## [How to make PLECS PWM Out/PWM Capture equivalent to a custom PSC-PWM with Relay?](https://forum.plexim.com/t/how-to-make-plecs-pwm-out-pwm-capture-equivalent-to-a-custom-psc-pwm-with-relay/3075)
**Author:** [@moer](https://forum.plexim.com/u/moer)\ **Replies:** 3\ **Last updated:** [June 3, 2026, 8:44am UTC](https://forum.plexim.com/t/how-to-make-plecs-pwm-out-pwm-capture-equivalent-to-a-custom-psc-pwm-with-relay/3075 "2026-06-03T08:44:43Z")
Hello! I am trying to migrate my current model to a PLECS RT Box demo-style implementation, using the official PLECS MMC RT Box demo as a reference. At the moment, I am still verifying the model in offline simulation. M… --- ## [Discrepancy Between RT Box 2 Results and Offline Simulation in PLECS 4.9.5](https://forum.plexim.com/t/discrepancy-between-rt-box-2-results-and-offline-simulation-in-plecs-4-9-5/3085)
**Author:** [@dudu7963](https://forum.plexim.com/u/dudu7963)\ **Replies:** 2\ **Last updated:** [June 2, 2026, 7:29am UTC](https://forum.plexim.com/t/discrepancy-between-rt-box-2-results-and-offline-simulation-in-plecs-4-9-5/3085 "2026-06-02T07:29:45Z")
Issue description: I have encountered an issue with the PLECS Coder for HIL. Attachments: PLECS model (updated) scope figures HIL(3)(1) (1).plecs (308.7 KB) In the figure: Figure 1: RT Box 2 results Figu… --- ## [Generation of Phase-Shifted Carrier PWM Signals](https://forum.plexim.com/t/generation-of-phase-shifted-carrier-pwm-signals/3028)
**Author:** [@Fish-of-Rhine](https://forum.plexim.com/u/Fish-of-Rhine)\ **Replies:** 6\ **Last updated:** [May 28, 2026, 2:10am UTC](https://forum.plexim.com/t/generation-of-phase-shifted-carrier-pwm-signals/3028 "2026-05-28T02:10:02Z")
Hello! I am currently building a PLECS model of a single-phase cascaded H-bridge rectifier for hardware-in-the-loop simulation on the RTbox3.The controller part, as shown in Figure 1, is loaded into the DSP controller co… --- ## [How to adapt a DAB-based converter model for RT Box 2 using the Nanostep solver?](https://forum.plexim.com/t/how-to-adapt-a-dab-based-converter-model-for-rt-box-2-using-the-nanostep-solver/3074)
**Author:** [@henry](https://forum.plexim.com/u/henry)\ **Replies:** 1\ **Last updated:** [May 18, 2026, 11:11am UTC](https://forum.plexim.com/t/how-to-adapt-a-dab-based-converter-model-for-rt-box-2-using-the-nanostep-solver/3074 "2026-05-18T11:11:21Z")
Hi, I am working on a HIL implementation using an RT Box 2, and I would like to adapt a Dual Active Bridge (DAB)-based converter model to run with the Nanostep solver. The topology I want to implement is shown in th… --- ## [Phase-shifted carrier PWM for cascaded H-bridge on C2000 + RTBox HIL](https://forum.plexim.com/t/phase-shifted-carrier-pwm-for-cascaded-h-bridge-on-c2000-rtbox-hil/3063)
**Author:** [@jack2](https://forum.plexim.com/u/jack2)\ **Replies:** 2\ **Last updated:** [May 16, 2026, 4:57am UTC](https://forum.plexim.com/t/phase-shifted-carrier-pwm-for-cascaded-h-bridge-on-c2000-rtbox-hil/3063 "2026-05-16T04:57:24Z")
Hi everyone, I am conducting HIL experiments using a C2000 LaunchPad and an RTBox, with a single-phase cascaded H-bridge inverter. Since the cascaded H-bridge uses phase-shifted carrier PWM modulation, I tried configuri… --- ## [RT Box pure simulation – sample time error when mixing 5 µs and 10 µs subsystems](https://forum.plexim.com/t/rt-box-pure-simulation-sample-time-error-when-mixing-5-s-and-10-s-subsystems/3061)
**Author:** [@runxinYan](https://forum.plexim.com/u/runxinYan)\ **Replies:** 2\ **Last updated:** [May 14, 2026, 6:29am UTC](https://forum.plexim.com/t/rt-box-pure-simulation-sample-time-error-when-mixing-5-s-and-10-s-subsystems/3061 "2026-05-14T06:29:09Z")
Dear PLECS community,I am reaching out for help with an issue I am facing while using the RT Box for a pure simulation experiment (no analog or digital I/O involved).I have split the simulation into two separate subsyste… --- ## [Unable to Connect RT-BOX 1 to PLECS: “Upload to target” Times Out](https://forum.plexim.com/t/unable-to-connect-rt-box-1-to-plecs-upload-to-target-times-out/3050)
**Author:** [@runxinYan](https://forum.plexim.com/u/runxinYan)\ **Replies:** 6\ **Last updated:** [May 12, 2026, 1:11am UTC](https://forum.plexim.com/t/unable-to-connect-rt-box-1-to-plecs-upload-to-target-times-out/3050 "2026-05-12T01:11:04Z")
Hello everyone, I am a student majoring in Electrical Engineering, and I am currently trying to use PLECS together with an RT-BOX 1 for a hardware-in-the-loop simulation. However, I have encountered a connection problem… --- ## [Discrepancy Between Offline/HIL-to-HIL and RT Box–STM32G474RE Results in Closed-Loop GFM Islanded Control](https://forum.plexim.com/t/discrepancy-between-offline-hil-to-hil-and-rt-box-stm32g474re-results-in-closed-loop-gfm-islanded-control/3037)
**Author:** [@rizalsaputra](https://forum.plexim.com/u/rizalsaputra)\ **Replies:** 5\ **Last updated:** [May 8, 2026, 1:30pm UTC](https://forum.plexim.com/t/discrepancy-between-offline-hil-to-hil-and-rt-box-stm32g474re-results-in-closed-loop-gfm-islanded-control/3037 "2026-05-08T13:30:28Z")
Hello I am currently designing a closed-loop Grid-Forming (GFM) inverter in islanded mode using an HIL RT Box, where the plant is modeled on the RT Box and the closed-loop controller is implemented on an STM32G474RE. Th… --- ## [In PLECS, the offline simulation results of the same simulation model differ greatly from the HIL simulation results. How can this problem be solved?](https://forum.plexim.com/t/in-plecs-the-offline-simulation-results-of-the-same-simulation-model-differ-greatly-from-the-hil-simulation-results-how-can-this-problem-be-solved/3054)
**Author:** [@Yinyu\_yan](https://forum.plexim.com/u/Yinyu_yan)\ **Replies:** 1\ **Last updated:** [May 8, 2026, 1:29pm UTC](https://forum.plexim.com/t/in-plecs-the-offline-simulation-results-of-the-same-simulation-model-differ-greatly-from-the-hil-simulation-results-how-can-this-problem-be-solved/3054 "2026-05-08T13:29:51Z")
I have built a model that can run successfully in RT-BOX 1. When running purely in PLECS offline, all simulation waveforms are normal. However, when the model is executed in RT-BOX 1, the waveforms are completely inconsi… --- ## [The parallel capacitance issue of the full-bridge LLC resonant converter model](https://forum.plexim.com/t/the-parallel-capacitance-issue-of-the-full-bridge-llc-resonant-converter-model/3015)
**Author:** [@jin](https://forum.plexim.com/u/jin)\ **Replies:** 1\ **Last updated:** [April 23, 2026, 12:46pm UTC](https://forum.plexim.com/t/the-parallel-capacitance-issue-of-the-full-bridge-llc-resonant-converter-model/3015 "2026-04-23T12:46:11Z")
I would like to know,in the NanoStep component library,for the Full-Bridge LLC Converter,how to add an additional capacitor in parallel.The main reason is to achieve zero-voltage turn-on(ZVS) in the Full-Bridge LLC Conve… --- ## [Shoot-through in full-bridge inverter with RT Box and TI C2000 when using Switch block](https://forum.plexim.com/t/shoot-through-in-full-bridge-inverter-with-rt-box-and-ti-c2000-when-using-switch-block/3009)
**Author:** [@Seoyoung](https://forum.plexim.com/u/Seoyoung)\ **Replies:** 1\ **Last updated:** [April 20, 2026, 12:21pm UTC](https://forum.plexim.com/t/shoot-through-in-full-bridge-inverter-with-rt-box-and-ti-c2000-when-using-switch-block/3009 "2026-04-20T12:21:44Z")
Hello everyone, I am using a TI C2000 controller together with an RT Box in external mode. The PWM signals generated by the controller are sent through the following path: single\_phase\_pv\_inverter\_PI\_c2000\_2.plecs (237… [Next page](https://forum.plexim.com/tag/rt-box/342.md?match_all_tags=true&page=1&tags%5B%5D=rt-box)