Heat Transfer Dynamics in Crude Oil Storage Systems

The dynamics of heat transfer in crude oil storage systems are governed by the interplay of conduction, convection and external thermal inputs, all of which determine temperature distribution, fluid viscosity and stratification within large containment tanks. Thermal conduction through the tank walls and internal mixing mechanisms mediate heat loss or gain to the ambient environment, influencing the onset of wax crystallisation in heavy and waxy crudes. Natural and forced convection currents arise from temperature gradients, producing thermal stratification layers that can compromise homogenisation and complicate pumping operations. Solar radiation, seasonal ambient variations and intermittent heating sources such as steam coils or electrical circuits further modulate the temperature fields, requiring advanced control strategies to ensure operational efficiency and safety. Computational fluid dynamics and finite-volume simulations have matured as principal tools for resolving transient thermal phenomena, enabling predictive design of storage systems that minimise energy consumption, maintain crude fluidity and mitigate structural stress. Understanding these heat transfer processes is essential for optimising storage efficiency, reducing greenhouse gas emissions and sustaining reliable crude handling across diverse climatic regions.

Research from Nature Portfolio

No recent Nature Portfolio content available.

Heat Transfer Dynamics in Crude Oil Storage Systems publication trend

The graph below shows the total number of articles in heat transfer dynamics in crude oil storage systems across all publications each year (not limited to Nature Index journals).

Technical terms

Natural convection: Fluid motion driven by buoyancy forces arising from temperature-induced density gradients within the stored oil.

Heat conduction: Transfer of thermal energy through solids or stationary fluids due to molecular interactions without bulk motion.

Thermal stratification: Formation of discrete temperature layers in the storage volume, resulting in non-uniform thermal profiles.

Photovoltaic thermal (PV/T) system: Integrated technology combining solar photovoltaic electricity generation with solar thermal heat collection for industrial heating applications.

Jet mixing: Forced circulation technique using directed fluid jets to induce turbulence and homogenise temperature and concentration fields.

References

1. Numerical Study on the Static Cooling of Waxy Crude Oil in the Vault Tank. IEEE Access (2019).
2. Assessment of the Applicability of PV/T Electric Heating System for the Storage of Crude Oil. Journal of Physics Conference Series (2023).
3. Jet mixing when heating oil and fuel oil in storage tanks. E3S Web of Conferences (2019).