Current Status of Advanced Biogas Engineering Technology and Equipment Research in China

1. Development Status of Engineering Technology

Fermentation Feedstock and Processes
Biogas projects primarily utilize agricultural waste, livestock, and poultry manure as feedstock for anaerobic fermentation.
The development and application of innovative technologies such as dry-wet coupled anaerobic fermentation have significantly improved biogas production efficiency and environmental performance.

Biogas Purification Technology
Biogas purification is a key technology for enhancing biogas quality and expanding its application scope.
China has conducted extensive research and practice in biogas purification and utilization, successfully converting biogas into clean energy widely used in agriculture, industry, and other fields.

Intelligent and Automated Systems
With advancements in modern information technologies like the Internet of Things (IoT) and big data, the level of intelligence and automation in biogas engineering has been steadily increasing.
Intelligent monitoring and control systems enable automated operation and smart management of biogas production processes, improving system stability and reliability.

2. Current Status of Equipment Research

Anaerobic Reactors
Anaerobic reactors are the core equipment of biogas projects, and their performance directly impacts production efficiency and quality.
China has made remarkable progress in the design, manufacturing, and optimization of anaerobic reactors, developing various efficient and stable reactor models.

Biogas Purification Equipment
Biogas purification equipment includes devices for desulfurization, dehydration, and carbon dioxide removal, aimed at improving biogas quality.
Extensive research has been conducted in China, resulting in a comprehensive biogas purification system.

Auxiliary Equipment
Auxiliary equipment for biogas projects includes preprocessing equipment, biogas slurry and residue treatment equipment, among others.
China has achieved breakthroughs in developing auxiliary equipment, providing strong support for the scaling and industrialization of biogas projects.

3. Development Trends and Prospects

Technological Innovation
Future biogas technologies will focus more on energy efficiency, intelligent control, and innovation to reduce costs and enhance yield and quality.

Diversified Applications
Biogas applications will extend beyond traditional fields like power generation and heating to new areas such as transportation fuels and chemical raw materials, achieving diversified utilization.

Policy Support
As the government places greater emphasis on environmental protection and renewable energy, biogas engineering technologies will receive more policy support and funding, driving rapid development.

Industries and Sectors for Application of Advanced Biogas Engineering Technology and Equipment

1. Agricultural Sector

Biogas engineering technology can transform agricultural waste such as crop residues and livestock manure into biogas, providing clean energy for household uses like cooking and heating.
Biogas power generation is also a key pathway for resource utilization of agricultural waste, reducing pollution and offering a new electricity supply option.
The biogas slurry and residue generated can be used as high-quality organic fertilizers to enrich soil organic matter, improve soil structure, and lower agricultural production costs.

2. Industrial Sector

In the industrial sector, biogas engineering can be used to treat industrial wastewater and waste residues, converting them into biogas for utilization.
As a clean energy source, biogas can replace traditional fossil fuels for industrial production and heating, contributing to reduced carbon emissions and greener production.

3. Environmental Protection Sector

Biogas engineering is applied in waste treatment and pollution control, transforming organic waste like urban garbage and agricultural residues into biogas for resource utilization.
It reduces landfill and incineration of waste, lowering environmental pollution.
Treated biogas slurry and residue can serve as organic fertilizers or soil conditioners, improving ecological environments.

4. Energy Sector

As a renewable energy source, biogas holds immense potential in the energy sector.
Biogas engineering technologies can be used for power generation and heating, offering new options for energy supply.
Biogas power generation replaces traditional fossil fuels, reduces greenhouse gas emissions, and optimizes the energy structure.
Biogas heating can provide winter heating and hot water, improving energy efficiency.

5. Livestock Sector

In the livestock industry, biogas engineering technology facilitates the treatment and resource utilization of livestock manure.
Manure is converted into biogas, biogas slurry, and residue, enabling dual benefits of clean energy production and environmental pollution reduction.
Biogas can serve as fuel for household use or power generation, while slurry and residue are valuable as organic fertilizers for agriculture.