# \#ehs **URL:** https://community.opal-rt.com/tag/ehs/107.md [Latest](https://community.opal-rt.com/latest.md) · [Categories](https://community.opal-rt.com/categories.md) · [Tags](https://community.opal-rt.com/tags.md) --- ## [What is the difference between Ehs et HSCS?](https://community.opal-rt.com/t/what-is-the-difference-between-ehs-et-hscs/124)
**Author:** [@PFA007](https://community.opal-rt.com/u/PFA007)\ **Replies:** 5\ **Last updated:** [October 9, 2026, 6:50pm UTC](https://community.opal-rt.com/t/what-is-the-difference-between-ehs-et-hscs/124 "2026-10-09T18:50:51Z")
eHS — electric Hardware Solver eHS is OPAL-RT’s FPGA-based real-time solver for electric circuits. It automatically simulates power electronics and electrical networks on an FPGA without requiring users to write mathemat… --- ## [3-phase LLC eHS HSCS Reference Simulation Model](https://community.opal-rt.com/t/3-phase-llc-ehs-hscs-reference-simulation-model/244)
**Author:** [@Yue.Pan](https://community.opal-rt.com/u/Yue.Pan)\ **Replies:** 2\ **Last updated:** [October 8, 2026, 2:19pm UTC](https://community.opal-rt.com/t/3-phase-llc-ehs-hscs-reference-simulation-model/244 "2026-10-08T14:19:26Z")
Overview A starter reference model of three-phase LLC converter based on eHS HSCS solver. This is a three-phase LLC converter reference model using square-wave modulation, with resistive load. The primary three-phase… --- ## [A-NPC eHS HSCS Reference Simulation Model](https://community.opal-rt.com/t/a-npc-ehs-hscs-reference-simulation-model/242)
**Author:** [@Yue.Pan](https://community.opal-rt.com/u/Yue.Pan)\ **Replies:** 1\ **Last updated:** [October 7, 2026, 1:49pm UTC](https://community.opal-rt.com/t/a-npc-ehs-hscs-reference-simulation-model/242 "2026-10-07T13:49:06Z")
Overview A starter reference model of ANPC converter based on eHS HSCS solver. This is an ANPC converter reference model using carrier-based SPWM, with RL and BMF voltage source load. Real-time simulation via RT-LAB … --- ## [Running eHS on an OP5600 with OP5142 card: target missing in Schematic Editor and OP5142 library empty in MATLAB](https://community.opal-rt.com/t/executer-lehs-sur-un-op5600-avec-carte-op5142-cible-absente-du-schematic-editor-et-bibliotheque-op5142-vide-dans-matlab/250)
**Author:** [@CosmicNewt51](https://community.opal-rt.com/u/CosmicNewt51)\ **Replies:** 3\ **Last updated:** [October 7, 2026, 12:30pm UTC](https://community.opal-rt.com/t/executer-lehs-sur-un-op5600-avec-carte-op5142-cible-absente-du-schematic-editor-et-bibliotheque-op5142-vide-dans-matlab/250 "2026-10-07T12:30:22Z")
Hello everyone, I am trying to run the eHS solver on an OP5600 chassis equipped with an OP5142 card, and I am stuck on two points. \*Configuration Target: OP5600 chassis with an OP5142\_1 card (EX bus) Bit… --- ## [Title: OP5600 with RT-LAB 2022.1 and eHS Solver License – FPGA Compatibility and Model Partitioning](https://community.opal-rt.com/t/title-op5600-with-rt-lab-2022-1-and-ehs-solver-license-fpga-compatibility-and-model-partitioning/249)
**Author:** [@CosmicNewt51](https://community.opal-rt.com/u/CosmicNewt51)\ **Replies:** 2\ **Last updated:** [October 4, 2026, 12:01pm UTC](https://community.opal-rt.com/t/title-op5600-with-rt-lab-2022-1-and-ehs-solver-license-fpga-compatibility-and-model-partitioning/249 "2026-10-04T12:01:00Z")
Hello everyone, I am working with an OPAL-RT OP5600 HIL simulator, RT-LAB 2022.1, and an eHS Solver license. I would like to use the eHS SE S-Function Driver to simulate a bidirectional electric vehicle battery charger … --- ## [T-NPC eHS HSCS Reference Simulation Model](https://community.opal-rt.com/t/t-npc-ehs-hscs-reference-simulation-model/243)
**Author:** [@Yue.Pan](https://community.opal-rt.com/u/Yue.Pan)\ **Replies:** 0\ **Last updated:** [September 30, 2026, 12:25pm UTC](https://community.opal-rt.com/t/t-npc-ehs-hscs-reference-simulation-model/243 "2026-09-30T12:25:31Z")
Overview A starter reference model of TNPC converter based on eHS HSCS solver. This is a TNPC converter reference model using carrier-based SPWM, with RL and BMF voltage source load. Real-time simulation via RT-LAB e… --- ## [Is eHs working in VC707 FPGA?](https://community.opal-rt.com/t/is-ehs-working-in-vc707-fpga/161)
**Author:** [@Vincent\_Jiang](https://community.opal-rt.com/u/Vincent_Jiang)\ **Replies:** 2\ **Last updated:** [September 9, 2026, 1:49am UTC](https://community.opal-rt.com/t/is-ehs-working-in-vc707-fpga/161 "2026-09-09T01:49:05Z")
Below is the OP5707XG system structure. I am using eHs, which is based on FPGA. There is a VC707 FPGA in the OP5707XG system structure. Is ht eHs working in VC707 as shown in the OP5707XG system structure? --- ## [What are the Power Electronic configuration supported with HSCS?](https://community.opal-rt.com/t/what-are-the-power-electronic-configuration-supported-with-hscs/125)
**Author:** [@PFA007](https://community.opal-rt.com/u/PFA007)\ **Replies:** 3\ **Last updated:** [August 14, 2026, 12:58am UTC](https://community.opal-rt.com/t/what-are-the-power-electronic-configuration-supported-with-hscs/125 "2026-08-14T00:58:34Z")
People are asking us, ok, what are the already supported configuration with HSCS, here is the full list : :battery: DC-DC Converters LLC Resonant Converter (Single-Phase & Three-Phase) — EV charging, On-Board Chargers …