The demand for efficient and environmentally conscious energy solutions has become paramount in the contemporary industrial landscape. Addressing both logistical challenges and environmental considerations, an innovative solution gaining prominence is the use of air domes for coal storage. These large, dome-shaped enclosures create a controlled environment that optimizes storage conditions and minimizes dust emissions, leading to a storage process that is both safer and more eco-friendly. Proper coal storage is crucial for ensuring a stable and consistent energy supply while simultaneously addressing concerns related to safety and environmental impact associated with traditional storage methods.


The Challenges of Traditional Coal Storage

  1. Limitations of Conventional Methods:Conventional coal storagemethods present many limitations compromising safety and efficiency. Open-air stockpiles and silos, commonly employed in traditional storage, lack the necessary containment measures, making coal susceptible to various environmental factors. Dust emissions, spontaneous combustion, and the risk of explosions are inherent challenges that arise from these outdated storage practices. Additionally, open coal storage exposes coal to volatile weather conditions, further exacerbating the risks involved.
  2. Vulnerability to External Elements: Coal is explosive and has a high probability of spontaneous combustion when moisture intrusion poses a significant threat. Fluctuations in temperature further compound these risks, as coal responds to even subtle changes in environmental conditions. The ingress of contaminants, such as dust and pollutants, not only compromises the quality of the stored coal but also contributes to the heightened risk of fire and deflagration events.

In light of these challenges, modern alternatives like air domes emerge as transformative solutions with many advantages.


Advantages of Air Domes for Coal Storage

  • Enhanced Safety Measures: Air domes differ from traditional methods in that these structures are designed to be gas-tight and explosion-proof, significantly reducing the risk of spontaneous combustion and deflagration events; by sealing out moisture and incorporating advanced safety measures, ensuring a safer working environment. The absence of roof beams and trusses reduces dust buildup, addressing concerns raised by fire-protection experts and enhancing overall safety.
  • Operational Efficiency and Cost Savings: The functional advantages of storage domes extend beyond safety, positively impacting efficiency and cost-effectiveness. These structures enable hot-spot detection through infrared detectors and linear heat cables, allowing for proactive identification and prevention of potential hazards. Moreover, the incorporation of material-handling solutions within the dome, coupled with efficient loading and reclaim systems, streamlines the movement of coal. Such integration accelerates processes and minimizes dust creation and emissions, contributing to a more environmentally sustainable and cost-effective operation.
  • Environmental Considerations: In an era where environmental responsibility is paramount, air domesemerge as eco-friendly alternatives for coal storage buildings. The domes’ airtight nature prevents dust and pollutants from escaping, addressing concerns related to air quality and environmental impact. Additionally, the waterproof membrane and insulation features mitigate pollution by runoff and maintain the calorific value of the stored coal. By providing a controlled environment, air domes enhance safety and efficiency while reducing the environmental footprint of coal storage facilities.

One of the best examples of cutting-edge environmental initiatives in coal utilization is Metaspace’s Shenhua Ordos Coal-to-Oil Branch Residual Three Air Dome Prevention and Treatment  Project.


Shenhua Ordos Coal to Oil Residue Three Prevention and Control Air Dome

Metaspace’s Shenhua Ordos Coal-to-Oil Branch Residual Three Air Dome Prevention and Treatment  Project represents a significant step in addressing the environmental challenges associated with coal utilization. It is a critical player in China’s coal and natural gas production, and this initiative underscores its commitment to transforming coal-related industries. The project introduces an innovative air dome designed to prevent and treat residual gases, aligning with modern energy development strategies.  

By mitigating safety, transportation, and environmental concerns linked to coal mining and utilization, this venture contributes to the sustainable evolution of Inner Mongolia’s coal energy utilization. The integration of advanced technologies, such as air domes, reflects a proactive approach towards achieving green development and enhancing the efficiency of energy resources in the region.

The air domes, renowned for their airtight and innovative design, stand as the ideal coal storage solution. As a leading manufacturer, Metaspace excels in providing state-of-the-art air dome solutions tailored for efficient and environmentally conscious coal storage facilities.



Metaspace (Beijing) was established in 2006. It is a national high-tech enterprise listed on the National Equities Exchange and Quotations (NEEQ) since 2014 and boasts over 14 years of industry experience. Metaspace integrates R&D, planning, design, manufacturing, operation, and industrial investment as a world-leading comprehensive service provider in membrane structure technology application solutions. Metaspace provides cost-effective alternatives to traditional buildings, such as sports domes, eco-domes, and large event tents, with a diverse portfolio spanning sports, business, cultural tourism, industrial environmental protection, logistics warehousing, plateau military applications, and more.

Metaspace is committed to providing top-notch products and services, contributing to a new life experience, and creating a healthy and environmentally conscious world.