Efficient and Eco-Friendly Storage of Petrochemical Products
The petrochemical industry often faces higher pollution levels compared to other sectors, emphasizing the need for innovative strategies to enhance sustainability. Hydrocarbon compounds, particularly volatile liquid hydrocarbons, contribute to pollution during petrochemical product storage. Inadequate sealing can lead to significant volatilization issues, negatively impacting product quality and causing pollution. In response to the growing emphasis on energy conservation and emission reduction, petrochemical enterprises are actively exploring methods to prevent pollution and minimize consumption. Research on petrochemical product storage, consumption reduction, and pollution prevention holds both theoretical significance and practical application value.
 
1. Petrochemical Product Consumption and Pollution

Examining the current state of petrochemical product losses in China reveals that various factors, including natural ventilation, contribute to the liquid loss of petrochemical products during storage, leading to environmental pollution. Petrochemical product storage tanks typically have small openings for ventilation while maintaining tank sealing. However, a height difference in the top opening often allows mixed gas to continuously leak out, known as oil loss due to natural ventilation. Additionally, inadequate sealing can result in gas leakage from many oil storage tanks.

Respiratory loss is another factor affecting storage tanks, with small and large respiratory losses being common. Oil storage tanks are frequently exposed to sunlight and temperature fluctuations, leading to respiratory loss, especially during sudden environmental changes. Temperature differences between night and day also impact oil and gas loss, with larger variations contributing to increased losses. Saturation of oil within the storage tank can mitigate volatilization to some extent. The amount of air inside the storage tank directly influences oil volatility, with higher air volumes increasing oil loss. Furthermore, the frequent movement of storage tanks exacerbates oil loss.

2. Effectively Preventing Petrochemical Product Loss and Pollution

In our previous discussion, we touched upon the issues of loss and pollution associated with petrochemical products. To address and potentially eliminate these challenges, a concrete analysis based on specific circumstances is essential. By targeting existing problems, we can better overcome the substantive obstacles related to the loss and pollution of chemical products. Given the multifaceted reasons for the loss and pollution of petrochemical products, we present three strategies to address the aforementioned problems: the rational use of baffles, elimination of temperature differences, and the prudent selection of storage tanks.

(1) Rational Use of Baffles

A practical approach for those working in petrochemical product management involves preventing liquid volatilization in storage tanks by strategically placing baffles at breather valve positions. This measure can alleviate potential leakage issues, reduce liquid outflow, and consequently mitigate the loss of petrochemical products. In practice, the judicious application of breather valve baffles can alter the airflow direction within storage tanks, enabling the avoidance of external airflow impact on the mixed gas at the liquid level. By effectively using breather valve baffles, strong gas convection within the storage tank can be eliminated, reducing petrochemical product loss by minimizing liquid evaporation.

(2) Eliminate Temperature Differences

Typically, larger temperature differences contribute to greater petrochemical product losses. In the context of pollution prevention and consumption reduction in China's petrochemical industry, many enterprises experience significant temperature differences within their storage facilities when storing petrochemical products. To counteract this issue, some enterprises apply paint and anticorrosive coatings to the exterior of appliances, mitigating temperature changes caused by sunlight. Examining practical cases reveals that different-colored coatings have varying effectiveness in preventing sunlight, with aluminum powder and white coatings notably reducing oil consumption. However, it's crucial to note that repainting must occur at specific intervals to maintain effective corrosion prevention.

(3) Reasonable Selection of Storage Tanks

The types of storage tanks also play a role in influencing petrochemical product losses. Inadequate selection of storage tanks may lead to liquid volatilization, resulting in environmental pollution. Floating roof tanks, in comparison to other tank types, prove more effective in reducing product loss and preventing pollution. Their simple structure, use of new alloys with outstanding rust resistance and corrosion resistance, and the presence of a professional air layer contribute to their effectiveness. The air layer provides excellent cooling and insulation, reducing the impact of external temperature differences on stored petrochemical products. Notably, the selection of storage tanks should consider whether the material has chemical reactivity with stored products, as chemical reactions may render petrochemical products unusable. Careful consideration of the chemical properties of storage materials and appliances is crucial when making specific storage tank choices.

Conclusion

Petroleum, often referred to as liquid gold, stands as the most crucial energy source globally. In contemporary society, people's daily lives and industrial production are intricately connected to petrochemical products. However, the increased utilization of these products inevitably brings about environmental pollution challenges. During storage, petrochemical products frequently face the issue of loss, primarily through the volatilization of certain liquids. This loss is typically accompanied by environmental pollution. Therefore, when storing specific petrochemical products, it is imperative to thoroughly consider factors influencing product loss and seek methods to diminish such losses. Actively exploring strategies to reduce petrochemical product loss becomes essential, coupled with the prudent prevention and control of environmental pollution resulting from these losses.

 
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