Spectrum flexible adjustable LED light source system

Abstract

The invention relates to a LED light source system with flexural and adjustable light spectrum, and the LED light source system belongs to the photobiology research instrument field. The invention mainly comprises system hardware, system software, and a light spectrum flexible combination and adjusting method. The LED is connected with a LED array substrate in a movable plug way, so as to form a unit module and to build a LED array; the LED array is connected with a LED constant current drive circuit, the circuit is connected with a controller through a data line and a supply line, and then is connected with a power supply. The light spectrum flexible combination and adjusting method comprises a wavelength combination, the light density adjusting, the photoperiod adjusting and control, and the operation frequency adjusting and control. The invention solves the problems that the traditional light source cannot provide multi optical spectrum parametric combination, and cannot exactly quantify and modulate the optical spectrum parameters, can perform flexural modulate to the optical spectrum parameters according to the demands of the photobiology research experiment, and can get series light source of the multi optical spectrum parametric combinations with different wavelengths, different light densities, different photoperiods and different operational frequencies through exact quantification.

Description

1. Technical field [0001] The invention relates to a spectrum flexible and adjustable LED (Light-Emitting Diode, light-emitting diode) light source system, which belongs to the field of photobiology technical instruments and is specially used for plant photobiology, animal (human body) photobiology and microbial photobiology And scientific research on the mechanism of biological light signal transduction. 2. Technical Background [0002] Spectral parameters, including wavelength, optical density (Photon Flux Density), photoperiod and operating frequency, play a key role in the growth and development of organisms. Long-term research results have clearly shown that light spectrum affects the growth of organisms and controls the developmental transition of organisms. However, so far, in related scientific experiments, due to the inability to obtain spectrally flexible and adjustable light sources through existing experimental instruments and means, researchers are still unable...

AI Technical Summary

Problems solved by technology

[0007] The purpose of the present invention is to provide a spectrally flexible and adjustable LED light source for photobiological research, to solve the problems that traditional light sources cannot provide multi-spectral parameter combinations and cannot accurately and quantitatively modulate spectral parameters, etc., and can be based on photobiological research experiments. According to requirements, implement flexible modulation on spectral parameters, and quantitatively and accurately obtain light sources with multi-spectral parameter combinations of different wavelengths, different optical densities, different photoperiods, and different operating frequencies

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