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Updated: Oct 8, 2025

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Voltage-controlled precision electronic power regulator.

¹Institute of Thermal Physics, Ural Branch, Russian Academy of Sciences, Amundsena St. 107a, Ekaterinburg 620016, Russian Federation.

The Review of Scientific Instruments

|January 1, 2022

Summary

This summary is machine-generated.

A novel electronic power regulator maintains constant power with 99.95% accuracy. Its fast response time (2 μs) enables studying short-term processes and applications like unsteady heat transfer.

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Area of Science:

* Electronic Engineering
* Thermodynamics
* Materials Science

Background:

* Accurate power control is crucial for precise measurements in various scientific applications.
* Existing power regulators may lack the speed or stability required for dynamic processes.
* Novel architectures are needed to enhance measurement accuracy and expand experimental capabilities.

Purpose of the Study:

* To present a novel electronic power regulator architecture.
* To achieve high accuracy (99.95%) in maintaining a set constant power value.
* To enable the study of short-term processes with a rapid response time.

Main Methods:

* Design of a negative feedback loop with a gain of approximately 2 × 10³.
* Implementation of a regulator with a response time in the order of 2 μs.
* Scalable architecture adaptable to diverse applications.

Main Results:

* The regulator maintains a set power value with 99.95% accuracy.
* Achieved a response time of approximately 2 μs for studying transient phenomena.
* Demonstrated scalability for applications beyond the transient hot-wire method.

Conclusions:

* The presented electronic power regulator offers high precision and rapid response.
* Its architecture is versatile and applicable to complex thermodynamic studies.
* This design provides enhanced operational stability compared to previous solutions.