Illumination culture method for improving scenedesmus biomass and application thereof
By using a combined white and red light spectrum for cultivation, the lighting conditions were optimized, solving the problem of balancing increased production and reduced energy consumption in the cultivation of Scenedesmus, and achieving efficient and low-cost large-scale production of Scenedesmus.
CN122357286APending Publication Date: 2026-07-10GUANGDONG ENERGY GROUP SCIENCE & TECHNOLOGY RESEARCH INSTITUTE CO LTD
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Patent Information
- Application Number
- CN202610776122.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2026-06-01
- Publication Date
- 2026-07-10
AI Technical Summary
Technical Problem
In the large-scale cultivation of Scenedesmus, it is difficult to balance increasing production with reducing energy consumption, and existing methods suffer from high energy consumption and high costs.
Method used
The Scenedesmus was cultured under a combined spectrum of white and red light. Parameters such as photon flux density ratio, light intensity, photoperiod, and flash frequency were adjusted to optimize the lighting conditions and improve the growth rate and biomass accumulation of the Scenedesmus.
Benefits of technology
It significantly improves the growth rate and biomass accumulation of Scenedesmus, reduces energy consumption costs, enables high-quality large-scale production, and improves the efficiency of light and electricity utilization.
✦ Generated by Eureka AI based on patent content.
Abstract
The invention relates to an illumination culture method for improving the biomass of scenedesmus and application thereof, and the illumination culture method comprises the following steps: inoculating a scenedesmus stock solution into a sterile liquid culture medium, and carrying out illumination culture on the scenedesmus by using a white light and red light composite spectrum. The invention develops a brand-new culture method for scenedesmus, namely, the scenedesmus is subjected to illumination culture by using a composite spectrum of white light and red light, the culture method is simple to operate and easy to implement, and the method can obviously improve the growth rate and biomass accumulation of the scenedesmus and realize high-quality large-scale production of the scenedesmus; the light energy utilization efficiency and the electric energy utilization efficiency can be improved, the energy consumption cost is reduced, and the technical problem that yield increase and consumption reduction are difficult to consider in scenedesmus culture is solved.
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