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Related Concept Videos

Environmental Applications of Microorganisms01:30

Environmental Applications of Microorganisms

Microorganisms play a pivotal role in maintaining ecosystem balance by recycling essential elements such as carbon, nitrogen, and phosphorus, as well as supporting processes like bioremediation, wastewater treatment, and biofuel production.Microbes in Elemental CyclesIn the carbon cycle, microorganisms decompose organic matter, releasing carbon dioxide via aerobic respiration. This carbon dioxide is subsequently used by photosynthetic organisms to synthesize organic compounds, closing the...
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Biofuels

The microbial conversion of organic matter into biofuels holds potential as a renewable energy source. Among biofuel sources, microalgae are recognized as a highly efficient and adaptable feedstock for biodiesel production, owing to their rapid biomass accumulation, elevated lipid productivity, and capacity to proliferate in diverse aquatic systems, including freshwater, marine, and wastewater habitats. Unlike terrestrial crops, microalgae do not compete for land and can achieve significantly...
Bioreactor Design and Operational System01:29

Bioreactor Design and Operational System

Bioreactors are engineered vessels designed to cultivate microorganisms under controlled conditions for industrial bioprocessing. They maintain sterility and allow precise regulation of pH, temperature, oxygen, and nutrient levels to optimize microbial growth and metabolite production. Bioreactors range from small laboratory units of 1 liter to industrial systems holding up to 500,000 liters, though only about 75% of their volume is actively used for fermentation. The remaining headspace...
Bioreactor Controls-III01:22

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Strain improvement is a foundational strategy in industrial microbiology aimed at maximizing microbial productivity, particularly because natural isolates typically yield commercially valuable products in very low concentrations. Although optimizing the culture medium and environmental conditions can improve yields, these adjustments are inherently limited by the organism’s genetic potential. As a result, the focus shifts toward genetic modifications to enhance biosynthetic capacity. The...
Bioreactor Controls-I01:28

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Updated: May 27, 2026

Biogas Purification through the use of a Microalgae-Bacterial System in Semi-Industrial High Rate Algal Ponds
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Biogas Purification through the use of a Microalgae-Bacterial System in Semi-Industrial High Rate Algal Ponds

Published on: March 22, 2024

Advances in biogas technology.

Ai-Jie Wang1, Wen-Wei Li, Han-Qing Yu

  • 1State Key Laboratory of Urban Water Resource and Environment, Harbin Institute of Technology, 150090, Harbin, China.

Advances in Biochemical Engineering/Biotechnology
|November 17, 2011
PubMed
Summary
This summary is machine-generated.

Biogas technology, widely used in China, faces challenges but is advancing. Recent interdisciplinary progress enhances understanding and control of anaerobic digestion for wider applications.

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Area of Science:

  • Biotechnology
  • Biochemistry
  • Engineering Science

Background:

  • Biogas technology has a long history, with extensive application in China.
  • Technological and economic hurdles impede widespread biogas utilization.
  • Advances in microbiology, biochemistry, and engineering offer new solutions.

Purpose of the Study:

  • To overview recent advancements in biogas technology in China.
  • To evaluate current challenges in biogas applications.
  • To discuss emerging technologies and future perspectives in the field.

Main Methods:

  • Review of recent progress in biogas technology in China.
  • Analysis of technological and economic barriers.
  • Exploration of interdisciplinary research in microbiology, biochemistry, and engineering.

Main Results:

  • Significant progress in scaling up biogas technology in China.
  • Identification of key challenges hindering broader adoption.
  • Emerging technologies show promise for improved anaerobic digestion.

Conclusions:

  • Biogas technology is experiencing a renaissance due to scientific advances.
  • China is leading in the large-scale application and development of biogas.
  • Overcoming existing barriers is crucial for the future of biogas technology.