Biochemical novel technology capable of realizing solar energy utilization

A biochemical, new process technology, applied in biosynthesis, waste fuel, energy input, etc., can solve the problems of increasing engineering complexity, increasing system operating costs, and difficulty in automatic control, reducing operational complexity, enhancing Engineering feasibility, effect of reducing fixed investment

Active Publication Date: 2013-09-11
SHANGHAI JIAO TONG UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

However, this method separates the microalgae and performs anaerobic fermentation, which leads to a substantial increase in engineering complexity and unacceptable operating costs
Moreover, the discharge of biogas residues makes it

Method used

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  • Biochemical novel technology capable of realizing solar energy utilization
  • Biochemical novel technology capable of realizing solar energy utilization
  • Biochemical novel technology capable of realizing solar energy utilization

Examples

Experimental program
Comparison scheme
Effect test

Example Embodiment

[0045] Example 1

[0046] Such as figure 2 As shown, the equipment used in this embodiment includes a photobioreactor 1, a breathing deaerator 2, an anaerobic fermenter 3, and an aerobic bioreactor 4 that are independently set up, wherein the photobioreactor 1 contains supplemental water and Nutrient elements (ie elements such as nitrogen, phosphorus and sulfur), the respiratory deaerator 2 is a light-proof container, and the content of anaerobic microorganisms in the anaerobic fermenter 3 is 60kgVSS / m 3 , The aerobic microorganism content in the aerobic bioreactor 4 is 15kgVSS / m 3 .

[0047] The above equipment is used to realize the new biochemical process of solar energy utilization, specifically including the following steps (such as figure 2 Shown):

[0048] Step 1: Total 10000m in the sunlight receiving area 2 In the photobioreactor 1 with a thickness of 0.2m, the microalgae in the water synthesize inorganic carbon dioxide, water and nutrient elements into their own organic m...

Example Embodiment

[0053] Example 2

[0054] Such as image 3 As shown, in the equipment used in this embodiment, the photobioreactor and aerobic bioreactor are coupled together to form an aerobic coupled photobioreactor 1', and it also includes a breathing deaerator 2, an anaerobic fermenter 3. Among them, the aerobic coupled photobioreactor 1'contains aerobic microorganisms and supplementary water and nutrient elements (ie nitrogen, phosphorus, sulfur and other elements), and the aerobic microorganism content is 8kgVSS / m 3 , Breathing deaerator 2 is a light-proof container, the content of anaerobic microorganisms in anaerobic fermenter 3 is 45kgVSS / m 3 .

[0055] The above device is used to realize the new biochemical process of solar energy utilization, specifically including the following steps (such as image 3 Shown):

[0056] Step 1: Total 1000m in the sunlight receiving area 2 In the aerobic coupled photobioreactor 1'with a thickness of 0.2m, microalgae in the water synthesize inorganic carbon ...

Example Embodiment

[0060] Example 3

[0061] Such as Figure 4 As shown, in the equipment used in this embodiment, a photobioreactor, a breathing deaerator, and an aerobic bioreactor are coupled together to form a multifunctional photobioreactor 1'', and also includes an anaerobic fermenter 3. The multifunctional photobioreactor 1'has aerobic microorganisms and supplementary water and nutrient elements (ie, nitrogen, phosphorus, sulfur and other elements), and the aerobic microorganism content is 4kgVSS / m 3 , The content of anaerobic microorganisms in anaerobic fermenter 3 is 30kgVSS / m 3 .

[0062] The above-mentioned device is used to realize the new biochemical process of solar energy utilization, and the process includes the following steps (such as Figure 4 Shown):

[0063] Step 1: Total 100m in the sunlight receiving area 2 In the multifunctional photobioreactor 1'with a thickness of 0.1m, the microalgae in the water synthesizes inorganic carbon dioxide, water and nutrient elements into their own...

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Abstract

The invention relates to a biochemical novel technology capable of realizing solar energy utilization. The method comprise the following steps: (1) microalgae in water synthesizes organic matters of the microalgae from inorganic substances of carbon dioxide, water and nutrient elements under a condition of sunlight radiation by photosynthesis, and a microalgae-containing suspension is obtained; (2) dissolved oxygen in water of the microalgae-containing suspension is removed by respiration of the microalgae in the absence of light, and a microalgae suspension without the dissolved oxygen is obtained; (3) the microalgae suspension is directly subjected to anaerobic fermentation without a separation process, and a combustible biogas is obtained, which is gathered and stored to keep in reserve as an energy source; (4) the fermentation liquor after anaerobic fermentation is subjected to aerobic biological oxidation, and the obtained product is recycled by returning to step (1). Compared with the prior art, the biochemical novel technology helps to realize efficient utilization of solar energy, the technology system is extremely simple, and the cost is extremely low.

Description

technical field [0001] The invention relates to the field of new energy, in particular to a new biochemical process for realizing the utilization of solar energy. Background technique [0002] Over the past few decades, fossil fuels have played an important role in promoting the world economy and industrialization process. However, supply shortages and rising prices have begun to make them a counter force that restricts development. At the same time, the use of a large amount of fossil fuels has created serious environmental problems, among which CO in the atmosphere 2 The dramatic rise in concentrations has led to climate change that threatens human existence. In this context, finding and developing renewable energy has become an important strategy for countries all over the world. [0003] In the field of renewable energy, photovoltaic power generation is a new technology that is the first to enter the industrialization of renewable energy. Although it has a bright prosp...

Claims

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Application Information

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IPC IPC(8): C12P5/02C12P3/00
CPCY02E50/30Y02P20/133Y02P20/59
Inventor 靳强
Owner SHANGHAI JIAO TONG UNIV
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