Related Experiment Video
Updated: Apr 30, 2026
14:57
Structural Design and Manufacturing of a Cruiser Class Solar Vehicle
Published on: January 30, 2019
14.7K
Structural characteristics of corrugated sandwich rectangular pressure vessels
Lingxue Zhu1, Yuan Fang2, Yifan Shen3
1Department of Mathematics, Jinling Institute of Technology, Nanjing, 211169, China.
Scientific Reports
|March 28, 2025
Summary
This study introduces a novel rectangular pressure vessel with a corrugated sandwich structure, enhancing load-bearing capacity and volumetric efficiency for liquid cargo transport. The design improves volume by 17.2% over traditional vessels.
Area of Science:
- Mechanical Engineering
- Materials Science
Background:
- Rectangular pressure vessels offer advantages in cargo transport but lack local stiffness.
- Corrugated sandwich structures provide superior bending performance and lightweight properties.
Purpose of the Study:
- To propose and design a rectangular pressure vessel reinforced with a corrugated sandwich structure.
- To analyze the load-bearing characteristics of the enhanced design using finite element analysis.
Main Methods:
- Finite element analysis (FEA) was used to study the load-bearing characteristics.
- A simplified mechanical model was developed and validated against FEA results.
- Theoretical calculations showed a 4.55% deviation from FEA, confirming accuracy.
Main Results:
- The novel design increases volumetric capacity by 17.2% compared to traditional designs.
- Parametric studies on ratios Π₁ and Π₂ revealed trends in displacement and stress.
- Optimal performance was observed at specific parameter values (Π₁ ≥ 1.14, Π₂ = 1.55).
Conclusions:
- The corrugated sandwich structure significantly enhances rectangular pressure vessel performance.
- The design offers a viable solution for improving liquid cargo transportation efficiency.
- Further optimization based on structural parameters can maximize performance benefits.
Related Concept Videos
01:05Fluid Pressure over Flat Plate of Constant Width
1.8K
When a body is submerged in water, it experiences fluid pressure acting normal on its surface and distributed over its area. For better design structures, it is crucial to determine the magnitude and location of the resultant force acting on the surface. In the case of a rectangular plate of constant width submerged in water, the pressure increases with depth, resulting in a linearly varying trapezoidal pressure distribution from the upper to the lower edge of the plate.
The resultant force...
The resultant force...
1.8K
01:12Fluid Pressure over Curved Plate of Constant Width
1.5K
When a curved plate of constant width is submerged in a liquid, the pressure acting normal to the plate varies continuously both in magnitude and direction. Calculating the magnitude and location of the resultant force at a point is often challenging for such cases. One of the methods to determine the resultant force and its location involves separately calculating the horizontal and vertical components of the resultant force. This complex calculation can be simplified by representing the...
1.5K
01:02Fluid Pressure over Flat Plate of Variable Width
1.7K
When a flat plate is submerged in a fluid, the fluid exerts pressure on the plate. This pressure can lead to many different phenomena, including drag and buoyancy. To understand the behavior of the fluid over a flat plate of variable width, it is essential to analyze the distribution of the pressure exerted.
The pressure distribution on the plate can be calculated by determining the force that acts on a differential area strip of the plate. Thus, the magnitude of the force is equal to the...
The pressure distribution on the plate can be calculated by determining the force that acts on a differential area strip of the plate. Thus, the magnitude of the force is equal to the...
1.7K
01:16Torsion of Noncircular Members
901
Circular shafts undergoing torsional stress maintain their cross-sectional integrity due to their axisymmetric nature. This symmetry ensures an even distribution of stress, allowing the shaft to withstand torsion without distorting. In contrast, square bars, lacking this axial symmetry, experience significant distortion across their cross-sections when subjected to torsion, with the exception of along their diagonals and at lines connecting midpoints. A detailed examination of a cubic element...
901
01:24Structural Steel Products
786
Structural steel products are created within a structural mill. The process begins with a beam blank that is reheated and then fed through a series of rollers. These rollers progressively shape the metal into its final form. Adjusting the spacings between the rollers allows for the production of different sections with the same nominal dimensions.
Once shaped, the steel's final form emerges as a continuous length, which is then segmented by a hot saw into manageable pieces. These segments...
Once shaped, the steel's final form emerges as a continuous length, which is then segmented by a hot saw into manageable pieces. These segments...
786
01:04Hydrostatic Pressure Force on a Curved Surface
1.5K
Hydrostatic pressure on curved surfaces is a fundamental concept in fluid mechanics with broad applications in the civil engineering field. When fluid is in contact with a curved surface, as in a reservoir, dam, or storage tank, it exerts pressure that varies in magnitude and direction along the curved surface. To assess the total hydrostatic force exerted by the fluid on a curved structure, engineers typically isolate the fluid volume adjacent to the surface and analyze the forces acting on...
1.5K