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Optimization design and analysis of mobile pump truck frame using response surface methodology.

Liang Cheng¹, Hai-Bin Lin², Yu-Liang Zhang¹

¹College of Mechanical Engineering & Key Laboratory of Air-driven Equipment Technology of Zhejiang Province, Quzhou University, Quzhou, China.

|August 17, 2023

Summary

This study optimized a mobile pump truck frame for lightweight design using response surface methodology and finite element analysis. The optimized frame achieved significant weight reduction while maintaining structural integrity.

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Area of Science:

Mechanical Engineering
Automotive Engineering
Structural Optimization

Background:

Mobile pump trucks require lightweight designs to improve fuel efficiency and maneuverability.
Existing truck frames may not meet modern lightweighting demands.
Optimizing the longitudinal beam structure is crucial for overall frame weight reduction.

Purpose of the Study:

To perform lightweight design on the longitudinal beam structure of a mobile pump truck frame.
To reduce the overall weight of the mobile pump truck frame.
To ensure the structural integrity and performance of the optimized frame.

Main Methods:

Response surface methodology (RSM) was employed for the lightweight design optimization.
Finite element analysis (FEA) was used to create a model for comparing original and optimized designs.
Structural performance was evaluated under various motion conditions.

Main Results:

The optimized longitudinal beam section dimensions were reduced: height by 10mm, width by 11mm, and thickness by 0.8mm.
The total frame weight was reduced by 35.8kg.
Optimized design showed minimal changes in displacement and stress under simulated operational loads.

Conclusions:

The implemented lightweight design successfully reduced the mobile pump truck frame's weight.
The optimized frame meets the design requirements for lightweighting without compromising structural performance.
The methodology provides a viable approach for optimizing similar automotive structures.