Nov 22, 2017 · Hops are quite susceptible to weather and radiation. As such, it is a complex task to cultivate hops out of its natural habitats, in low latitude outdoor locati.

This work proposes a comparison between two different approaches for LED driving, based on the uk converter operating in discontinuous conduction mode and an integrated SEPIC Buck-Boost converter.

Jun 10, 2022 · To verify the reliability of the uncertainty assessment in the near-UV region, the TSRF and total radiant flux values of near-UV LEDs were measured using a TSRF standard measurement …

随着半导体照明技术的发展，LED的发光效率得以不断提高，加之其寿命长、节能环保、点亮后的发光强度与电流呈现近似线性关系等优点，故可使用多种波长的LED来设计光谱可调光源系统，以模拟任意 …

Nov 1, 2017 · This paper proposes an indoor alternative to cultivating hops on a small scale for brewery applications, employing a two-channel LED lighting system. Its main component is a driver for a …

本論文研製具功因修正功能之交流-直流LED燈驅動電路，且將驅動電路當中的變壓器之磁化電感設計操作在不連續導通模式下，可自然達到功因修正的功能以及讓輸入電流的諧波成份符合IEC 61000-3-2 C …

LED system with independent red and blue channels employing radiant flux estimation and indirect flux control for greenhouse hop cultivation 温室ホップ栽培のための放射フラックス推定と間接磁束制御 …

Nov 1, 2017 · A specifically designed LED lighting system with two channels (i.e., red and blue) can control the radiant flux of the channels generating a supportive environment for hop...

Abstract A generic red, green, and blue (RGB) LED system encompasses complex interactions of power, heat, light, and color, which pose a major challenge for achieving precise control over …

Dec 13, 2024 · LED product characteristics are primarily specified in terms of their optical and electrical characteristics. This document describes the methods by which these characteristics are expressed …