YUINPOWER ELECTRONICS
Advanced power electronics R&D

Engineering power.
Advancing possibility.

Yuin turns complex power electronics challenges into validated, application-ready engineering solutions—from first model to working hardware.

Discuss your project Explore capabilities
Model-led•Hardware-proven•Built for application
01 / Core capabilities

One engineering partner. From concept to proof.

Integrated expertise across the full power electronics development cycle.

Power converter circuit and control-system simulation models

Simulation

Model, analyse, and de-risk power stages before hardware.

DSP-based digital current and voltage control-loop development

Digital Control

Real-time control architectures built for precision and stability.

Multiple interconnected real-time simulator units for HIL and PHIL testing

HIL / PHIL

Validate behaviour safely under representative operating conditions.

High-power converter circuit hardware with busbars, magnetics, and cooling

Hardware Design

Power-dense platforms designed from topology to test.

Multilayer power electronics PCB layout and physical circuit board

PCB Design

Purpose-built layouts shaped by EMI, thermal, and power integrity.

DSP control firmware development environment and embedded control board

Firmware

Deterministic embedded software for control, protection, and telemetry.

Instrumented power electronics experimental prototype platform

Prototype Development

Functional builds that turn engineering intent into testable hardware.

Power converter test waveforms and guarded laboratory validation platform

Experimental Validation

Structured testing that proves performance against requirements.

02 / Engineering workflow

Rigour at every stage.

A connected workflow reduces rework, exposes risk early, and keeps every technical decision tied to the application.

Connected engineering

One decision chain—from physics to measured proof.

Electrical, thermal, control, firmware, and PCB decisions are developed together, so constraints are visible before they become expensive hardware problems.

PCB FEMPLECSSimulinkHIL / PHILLab validation
Engineer evaluating PCB electromagnetic and thermal FEM results
01

Define

Translate application requirements into electrical, control, thermal, EMI, and safety targets—supported by PCB FEM analysis where it matters.

Power electronics and control topology simulation on engineering monitors
02

Model

Build power-stage and control models in tools such as PLECS and Simulink to compare topologies, tune behaviour, and reduce design risk.

Engineering team collaborating around power electronics hardware in a laboratory
03

Engineer

Develop the power hardware, digital control, PCB, firmware, and mechanics as one coordinated engineering system.

Engineers testing a PCB power converter with laboratory instruments and oscilloscope waveforms
04

Validate

Test PCB prototypes on an instrumented experimental platform, capture waveforms, stress operating limits, and refine against measured results.

03 / Industries

Powering demanding applications.

Cross-domain engineering for systems where efficiency, reliability, and control matter.

Battery energy storage racks and bidirectional power conversion equipment

Energy storage

Bidirectional conversion, battery interfaces, and power management.

Solar inverter and grid-interface power electronics equipment

Renewable energy

Conversion and control for solar, distributed generation, and grid interfaces.

Data center server racks with high-efficiency UPS and power conversion infrastructure

Data center

High-efficiency UPS, power shelves, DC distribution, and resilient conversion for compute infrastructure.

Electric vehicle traction inverter and motor-drive test platform

EV mobility

Traction inverters, motor drives, onboard conversion, and compact high-power EV electronics.

04 / Selected projects

Power conversion, proven in hardware.

A selection of completed engineering work across renewable energy, resonant conversion, and AC front-end power stages.

Representative power electronics prototype and experimental validation platform in an R&D laboratory
Prototype & experimental platform
Engineering brought into the lab.

A representative view of power hardware prototyping, instrumentation, and experimental validation.

Representative photovoltaic inverter PCB prototype with power semiconductors, DC-link capacitors, busbars, and heatsink
Representative PCB prototype
01
DC / AC

Photovoltaic Inverter

Completed photovoltaic inverter development covering the power stage, digital control, embedded firmware, prototyping, and laboratory validation.

Solar conversionInverter controlValidation
Representative LLC resonant converter PCB prototype with high-frequency transformer and resonant magnetic components
Representative PCB prototype
02
DC / DC

LLC Resonant Converter

Completed resonant DC/DC converter work focused on switching behaviour, power-stage implementation, control, and experimental verification.

LLC topologyResonant conversionPrototype
Representative PFC AC to DC front-end PCB prototype with input protection, boost inductor, and DC-link capacitor
Representative PCB prototype
03
AC / DC

Power Factor Correction

Completed PFC front-end development integrating converter design, digital control, protection logic, firmware, and measured validation.

PFCAC front endDigital control
05 / Why Yuin

Deep engineering. Clear outcomes.

We bring analysis, implementation, and laboratory validation into one tightly connected development process.

Decisions grounded in physics and measured evidence

Cross-disciplinary ownership from model to prototype

Flexible engagement around a defined engineering need

Practical design choices shaped by real constraints

“Our work closes the gap between a promising concept and hardware you can evaluate with confidence.”

Yuin engineering philosophy
Have a power electronics challenge?

Let’s engineer what’s next.

Tell us what you are building, what needs to improve, or where the technical risk sits. We’ll help shape a practical path forward.

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