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Light introduction device, and photobiological cultivation device

A light-introducing device and technology for breeding ponds, applied in photobioreactors, biomass post-treatment, biomass pre-treatment, etc., can solve problems such as complex shapes, inconvenient cleaning, and decreased evaporation of algae liquid, and achieve strong applicability , Simple structure, easy to make effect

Active Publication Date: 2015-08-19
ENN SCI & TECH DEV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] a. The shape is complex, non-universal parts, non-standard modules need to be made, and the cost is relatively high;
[0006] b. Limited to actual transportation and installation conditions, the main body of the device is used as a profile, and the length of a single unit is difficult to reach more than 20 meters. Large-scale breeding requires segmental assembly or on-site construction connection, and the construction of large-scale breeding devices is difficult;
[0007] c. The "outside of the side wall" of the spectroscopic device is in contact with the algae liquid, and the structure is semi-closed, which is inconvenient to clean;
[0008] d. It is not easy to handle when the algae are attached to the wall, especially the "outside of the side wall", which affects the light transmission effect
[0009] e. The device covers a large area of ​​the algae liquid, causing the evaporation of the algae liquid to decrease and the temperature to rise, which is easy to cause the outbreak of high temperature-loving algae and pests and diseases

Method used

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  • Light introduction device, and photobiological cultivation device
  • Light introduction device, and photobiological cultivation device
  • Light introduction device, and photobiological cultivation device

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0037] see figure 1 The first embodiment of the light introduction device of the present invention is shown, which includes: a first bracket 2, a second bracket 5, and a set of transparent closed tubes. In this embodiment, each transparent closed tube is a flexible bag 3. Both ends of each flexible bag are sealed to form a closed cavity, which is filled with transparent liquid. Preferably, the transparent liquid contains an algicide. Wherein, the two ends of each flexible bag 3 are fixed on the first bracket 2 and the second bracket 5 one by one to close the two ends of the flexible bag, and each adjacent two flexible bags 3 are spaced from each other open. In a specific application, a small opening can be opened on the flexible bag body 3 to inject, for example, clear water and an algastatic agent together, and the flexible bag body is filled with clear water and an algastatic agent in a state of use.

[0038] continue to see figure 1 , the first and second supports 2, 5 ...

Embodiment 2

[0041] see figure 2 The second embodiment of the light introducing device of the present invention is shown, which includes: a first bracket 2', a second bracket 5', a group of transparent closed tubes, each transparent closed tube in this embodiment is a single The hard pipe material 3 ′ with both ends sealed, or a group of hard pipes with both ends sealed that are sequentially connected together in the axial direction. Wherein, the two ends of each transparent closed tube body are fixed on the first bracket 2' and the second bracket 5' in a one-to-one correspondence, and every two adjacent closed tube bodies are spaced apart from each other.

[0042] In order to reduce the resistance of the transparent closed tube body to the flow of algae liquid, a guide device 6 with a tip is installed at both ends of each closed tube body, and the tip of the guide device 6 is away from the transparent closed tube body, Thereby reducing the resistance to the flow of algae liquid. In spe...

Embodiment 3

[0046] see image 3 and Figure 4 The shown photobiological cultivation device comprising the light introduction device of embodiment 1 includes an open culture pond 1 for containing algae liquid, and the light introduction device of the present invention, the first and second brackets of the light introduction device Be respectively fixed on the culture pond 1, for example, can be fixed on the top wall two ends of the culture pond or the side walls at both ends, so that each transparent closed pipe body is parallel to the liquid surface of the algae liquid 8 in the culture pond 1, wherein each A part of the transparent closed tube is above the liquid level of the algae liquid 8 and the other part is below the liquid level of the algae liquid 8, so that the transparent closed tube can introduce light into the middle and lower layers of the algae liquid. Figure 4 Shown in is the situation that a part of the transparent tube is in contact with the bottom of the culture pond, a...

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Abstract

The invention provides a light introduction device and a photobiologic cultivation device. The light introduction device comprises a first support (2, 2'), a second support (5, 5'), and a group of transparent sealed tube bodies, wherein the both ends of each transparent sealed tube body are fixedly on the first support and the second support correspondingly one by one, and every two adjacent sealed tube bodies are separated. The invention provides a photobiologic cultivation device. The photobiologic cultivation device comprises a cultivation pool (1) used for accommodating algae solution and provided with an open top, and any one of the light introduction devices provided by the invention, wherein the first support and the second support of the light introduction device are fixed on the cultivation pool (1) respectively; and moreover, each transparent sealed tube body is parallel to the liquid surface of the algae solution (8), and a part of the transparent sealed tube body is above the liquid level of the algae solution (8) and the other part of the transparent sealed tube body is below the liquid level of the algae solution (8), so that the light introduction device is simple in structure and easy to maintain while being capable of introducing a light ray to the middle-lower layer of the algae solution.

Description

technical field [0001] The invention relates to a light introduction device and a photobiological culture device with the light introduction device. Background technique [0002] Microalgae can effectively use light energy, CO 2 and inorganic salts to synthesize proteins, fats, carbohydrates and a variety of high value-added bioactive substances, which can be used to produce health food, food additives, feed, biological fertilizers, cosmetics and other natural products through microalgae cultivation. In addition, the production of gene products using algae as hosts has also attracted increasing attention in recent years. With the continuous deepening of human understanding of microalgae, the development and development of new high-efficiency photobioreactors and their application in the high-density cultivation of microalgae have become an important part of microalgae biotechnology. At present, the commercial scale cultivation of microalgae only has open pond culture. The...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C12M1/18C12M1/00
CPCC12M21/02C12M23/26C12M31/08C12M27/06C12M23/04
Inventor 桑俊宝王垚惠龙程小雪
Owner ENN SCI & TECH DEV