Glass-Fused-to-Steel Tanks as Anaerobic Digestion Tanks with Double Membrane Roof: The Optimal Solution for Sustainable Wastewater and Biogas Treatment

Glass-Fused-to-Steel Tanks as Anaerobic Digestion Tanks with Double Membrane Roof: The Optimal Solution for Sustainable Wastewater and Biogas Treatment

At Shijiazhuang Zhengzhong Technology Co., Ltd. (Center Enamel), we are proud to offer Glass-Fused-to-Steel tanks (GFS tanks) designed specifically for anaerobic digestion applications. Our tanks are equipped with advanced Double Membrane Roofs to provide a secure and efficient storage solution for biogas and wastewater treatment. These tanks are engineered to offer long-lasting durability, optimal biogas storage, and seamless integration into anaerobic digestion systems, making them the go-to choice for municipalities, industries, and energy producers committed to sustainable practices.

At Center Enamel, our aluminum geodesic dome roofs are designed to meet international standards and offer superior protection against the elements, as well as corrosive substances and harsh weather conditions. These roofs are particularly beneficial for tanks storing oil, gas, water, chemicals, and other valuable or sensitive materials.

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What is Anaerobic Digestion?

Anaerobic digestion is a biological process in which microorganisms break down organic matter, such as wastewater, food waste, agricultural residue, or sewage sludge, in the absence of oxygen. The process produces biogas, a renewable energy source that can be used for electricity generation, heating, or as a fuel for vehicles. The remaining solid material, called digestate, is often used as a nutrient-rich fertilizer. Anaerobic digestion is an essential component of wastewater treatment plants, landfill gas recovery, and renewable energy production.

Glass-Fused-to-Steel Tanks: The Perfect Solution for Anaerobic Digestion

When it comes to anaerobic digestion, the design of the storage tank is crucial for both the efficiency of the process and the long-term sustainability of the system. Our Glass-Fused-to-Steel tanks provide the ideal combination of strength, corrosion resistance, and environmental protection, making them an excellent choice for storing the byproducts of anaerobic digestion, including biogas and digestate. Here’s why Glass-Fused-to-Steel tanks with Double Membrane Roofs are a superior choice for anaerobic digestion applications:

1. Corrosion-Resistant and Durable Design

Our Glass-Fused-to-Steel tanks are made with high-quality steel that is coated with a glass lining at high temperatures. This process creates an extremely corrosion-resistant surface, ensuring that the tank remains intact even when exposed to the corrosive effects of gases, liquids, and environmental elements. This durability makes GFS tanks the perfect choice for the harsh conditions typical of anaerobic digestion systems, where high levels of organic acids, gases, and moisture are present.

The glass coating also protects the tank from chemical corrosion, ensuring a long lifespan and reducing the need for costly repairs or replacements. With a Glass-Fused-to-Steel tank, you get a long-term, low-maintenance storage solution for both biogas and the digestate produced during the anaerobic digestion process.

2. Superior Biogas Storage with Double Membrane Roofs

Our GFS tanks for anaerobic digestion are designed with a Double Membrane Roof system, which plays a key role in ensuring efficient and safe storage of biogas. This innovative roof system provides several benefits:

Gas Containment and Pressure Regulation: The Double Membrane Roof consists of two layers that allow for gas pressure regulation within the tank. This is essential for maintaining the proper pressure levels during the anaerobic digestion process and for preventing the risk of over-pressurization, which can cause safety issues.

Enhanced Gas Collection: The design of the Double Membrane Roof facilitates gas collection and prevents the leakage of biogas. The upper membrane acts as a barrier to keep the gas contained, while the lower membrane allows for the collection and transfer of biogas for energy production.

Flexibility and Stability: The Double Membrane Roof provides additional flexibility and stability to the system. It can expand and contract as needed based on the volume of gas produced in the digestion process. The roof remains intact and stable even under varying atmospheric conditions, providing excellent protection against external forces like wind or snow.

3. Customizable Sizes and Capacities

At Center Enamel, we understand that each anaerobic digestion project has its own set of requirements. That’s why we offer customized tank sizes and capacities to meet the specific needs of your biogas production system. Whether you need a small-scale tank for a local facility or a large-scale tank for a municipal project, our Glass-Fused-to-Steel tanks can be tailored to match your exact specifications.

With capacity ranges from 20m³ to 60,000m³, our tanks are suitable for a variety of anaerobic digestion applications, including wastewater treatment, landfill gas recovery, and biogas storage. The modular design of our tanks also allows for future expansion if your project requires it.

4. Quick and Easy Installation

Our Glass-Fused-to-Steel tanks are designed for quick and easy installation. With a bolted construction, our tanks can be assembled on-site in a fraction of the time compared to traditional welded steel or concrete tanks. The modular system means that individual sections of the tank are pre-fabricated in the factory and shipped to the installation site, where they are easily bolted together.

This fast installation process minimizes downtime, reduces labor costs, and ensures that your anaerobic digestion system can be up and running in no time. Additionally, the bolted design allows for easy disassembly and relocation if needed, providing flexibility for future needs.

5. Environmentally Friendly and Sustainable

As part of our commitment to sustainability, our Glass-Fused-to-Steel tanks are designed with eco-friendly materials and manufacturing processes. The Glass-Fused-to-Steel coating is non-toxic and environmentally safe, ensuring that the tank is safe to use in biogas storage and treatment applications.

Our Double Membrane Roofs also contribute to sustainability by enabling efficient biogas collection, which can be used for energy generation, reducing reliance on fossil fuels. By storing biogas in a secure and efficient manner, our tanks help reduce methane emissions and contribute to the overall sustainability of your anaerobic digestion system.

6. Low Maintenance and Long-Lasting Performance

Once installed, Glass-Fused-to-Steel tanks require minimal maintenance, making them a cost-effective option for long-term use. The corrosion-resistant glass coating protects the tank from harsh chemicals and environmental conditions, significantly reducing the risk of wear and tear over time.

Furthermore, the Double Membrane Roof system is designed to be low-maintenance, requiring only periodic inspections and minimal upkeep. This combination of durability and low maintenance ensures that your tank continues to perform at optimal levels throughout its lifespan, providing reliable storage for biogas and digestate.

Applications of Glass-Fused-to-Steel Tanks with Double Membrane Roofs

Wastewater Treatment: Storing biogas produced during anaerobic digestion processes at municipal sewage treatment plants.

Landfill Gas Recovery: Storing biogas collected from landfill sites for energy production or flaring.

Biogas Storage: Efficiently storing biogas produced from agricultural or industrial waste for use in power generation.

Sewage Sludge Treatment: Storing digestate or treated sewage sludge for further processing or disposal.

Food Waste Treatment: Storing biogas produced from organic waste such as food scraps or agricultural residue.

Why Choose Center Enamel’s Glass-Fused-to-Steel Anaerobic Digestion Tanks?

Corrosion-resistant for long-term durability and reliability.

Double Membrane Roof system ensures efficient and safe biogas storage.

Customizable sizes and capacities to meet specific project requirements.

Quick installation reduces downtime and labor costs.

Low maintenance for cost-effective, long-lasting performance.

Environmentally friendly with sustainable materials and energy-efficient design.

For anaerobic digestion projects, Shijiazhuang Zhengzhong Technology Co., Ltd. (Center Enamel) offers the ultimate solution with our Glass-Fused-to-Steel tanks equipped with Double Membrane Roofs. These tanks are designed to provide superior performance, durability, and sustainability in storing biogas and digestate, making them an ideal choice for wastewater treatment, landfill gas recovery, and renewable energy production.

With our customizable sizes, fast installation, and long-lasting durability, our Glass-Fused-to-Steel anaerobic digestion tanks are the perfect solution for your storage needs. Contact us today to learn more about how we can help optimize your anaerobic digestion system with a high-performance, cost-effective storage solution.

Shijiazhuang Zhengzhong Technology Co.,Ltd is a professional manufacturer dedicated to the design and fabrication of bolted storage tanks since 1989. Our products range includes Glass-Fused-to-Steel (GFS) tanks, fusion bonded epoxy tanks, stainless steel tanks, galvanized steel tanks and aluminum geodesic dome roofs. With professional enameling R&D team and more than 20 enameling patents, Shijiazhuang Zhengzhong Technology Co.,Ltd has become the leader in bolted tanks industry of Asia. Our products are certified to ISO 9001, CE, NSF/ANSI 61, WRAS, ISO 28765, LFGB, BSCI, ISO 45001 and other international standards.

Shijiazhuang Zhengzhong Technology Co., Ltd is not only the first manufacturer in China which produces Glass-Fused-to-Steel tanks, but also the most experienced professional bolted tanks manufacturer in Asia. The engineering & design, product testing and quality system of Center Enamel Glass-Fused-to-Steel tanks is in strict accordance with AWWA D103-09, OSHA, ISO 28765, NSF/ANSI 61, NFPA and other international standards. Center Enamel Glass-Fused-to-Steel tanks are wildly used in drinking / potable water, industrial effluents, municipal sewage, bio-energy, landfill leachate, agriculture and other applications. Until 2023, Center Enamel bolted tanks have been exported to more than 100 countries including USA, Australia, Canada, Malaysia, Indonesia, Russia, UAE, Panama, Brazil and South Africa etc., the superior tank quality and prompt service gains us worldwide recognition.

As an outstanding containment and cover system provider with more than 30 years of experience, Shijiazhuang Zhengzhong Technology Co., Ltd sincerely expects to establish long-term cooperation with the local partners throughout the world and make continuous contribution to the development of the industry.