ROBUST CHASSIS AND FRAME DESIGN FOR DYNAMIC FRCES IN TRIKE: IMPLICATION FOR ERGONOMIC AND POSITIVE DRIVING EXPERIENCE

ROBUST CHASSIS AND FRAME DESIGN FOR DYNAMIC FRCES IN TRIKE: IMPLICATION FOR ERGONOMIC AND POSITIVE DRIVING EXPERIENCE

BY

EZEAH CHIDERA EMMANUEL

ABSTRACT

The ever-growing popularity of trikes, three-wheeled vehicles, demands a comprehensive understanding and optimization of their chassis and frame design to withstand dynamic forces and enhance the overall driving experience. This study focuses on developing a robust chassis and frame design for trikes, emphasizing the implications for ergonomic considerations and positive driving experiences.

The research integrates insights from diverse studies, adopting a multidimensional approach to address the complex interplay of dynamic forces affecting trikes. The methodologies encompass performance analysis, structural design, finite element analysis, and optimization techniques borrowed from various works in the field. Notable contributions from literature include the works of Yang and Sheng (2019) on performance analysis, Wang and Zhang (2020) on enhanced stability, and Ababneh (2018) on finite element analysis and experimental validation. These methodologies collectively form the foundation for our comprehensive approach to chassis and frame design.

The study places a strong emphasis on ergonomics, drawing inspiration from investigations by Chen and Zhang (2019) on structural optimization for better ergonomics. Lightweight chassis design, inspired by Kim and Lee (2017), incorporates advanced materials to enhance fuel efficiency without compromising safety. Structural analysis and design optimization for crashworthiness, influenced by Ahmed and Arafat (2020), ensure the trike’s ability to withstand collisions effectively.

Adaptive suspension systems, following the methodology of Chen and Li (2019), are integrated to improve ride comfort, allowing the trike to adapt to varying road conditions. The study also incorporates a topology optimization method, guided by Park and Kim (2017), to iteratively modify the structure’s topology for optimized strength and weight reduction. Evaluation of ergonomic factors, as per Zhao and Zhang (2020), involves user studies and feedback to refine the design for a user-friendly and comfortable riding experience.

In summary, this research presents a holistic exploration of robust chassis and frame design for trikes, addressing dynamic forces and emphasizing implications for ergonomics and positive driving experiences. The methodologies employed integrate insights from various studies, ensuring a comprehensive understanding of the complexities involved in trike design. The outcomes of this study aim to contribute to the advancement of trike engineering, offering valuable insights for designers, engineers, and manufacturers seeking to enhance the performance and user experience of three-wheeled vehicles.

Keywords: Trike, Chassis Design, Frame Design, Ergonomics, Positive Driving Experience.

TABLE OF CONTENTS

CERTIFICATION ii

DEDICATION iii

ACKNOWLEDGEMENTS iv

ABSTRACT v

TABLE OF CONTENTS vi

LIST OF TABLES vii

LIST OF FIGURES viii

CHAPTER ONE 1

INTRODUCTION 1

1.1. Background of the study 1      

1.2 Statement of the problem             

1.3 Purpose of the Study           

1.4 Significance of the Study             

1.5 Scope of the Study            

CHAPTER TWO                                                                                                 

LITERATURE REVIEW                                                                                   

2.1 Conceptual framework 

2.2 Theoretical Framework

2.3 Empirical review 

2.4 Summary of literature review    

CHAPTER THREE                                                                                        

MATERIALS AND METHODS                                                                                          

3.1 Present materials and methods used to achieve Objectives

CHAPTER ONE

INTRODUCTION

1.1 Background to the Study

The landscape of personal transportation is undergoing a transformative shift, with a burgeoning interest in alternative modes of mobility. In this context, the evolution of trike technology emerges as a focal point, with its unique design and potential to address challenges in urban mobility. This section delves into the multifaceted background of the study, exploring the intricate interplay between sustainable transportation, technological innovations, and the imperative for ergonomic and positive driving experiences.

1.1.1 Rise of Trike Technology

Trikes, or three-wheeled vehicles, have witnessed a notable surge in interest and development in recent years (Smith, 2018). This surge is driven by a confluence of factors, including a growing awareness of sustainable transportation and the need for innovative solutions in urban mobility. Trikes, with their compact design and maneuverability, present an attractive option for navigating crowded urban spaces, offering a potential antidote to the challenges posed by conventional four-wheeled vehicles.

The Indian telecommunications industry stands as a pertinent example of the need for sustainable alternatives in transportation. With a rapid increase in mobile subscribers, the industry’s power requirements have soared. However, the reliance on grid electricity and diesel generators raises environmental concerns, manifesting in substantial carbon dioxide emissions (Jones & Brown, 2019). The trike, in its various configurations, emerges as a promising contender to alleviate these concerns, offering an eco-friendly alternative for the last-mile connectivity needs of the telecommunications sector (Smith, 2018).

Trike technology, beyond its environmental benefits, also holds promise for enhancing accessibility. In densely populated urban areas, conventional transportation infrastructure faces challenges in providing efficient and timely services. Trikes, being compact and maneuverable, have the potential to navigate through congested areas, reaching locations that may be challenging for larger vehicles. This aspect of trike technology aligns with the broader global goal of creating inclusive and accessible transportation solutions (Brown, 2020).

The rise of trike technology is not confined to a specific geographical region; it is a global phenomenon. Various countries are exploring and adopting trikes as part of their sustainable transportation strategies. The European Union, for instance, has been investing in research and development initiatives to enhance the efficiency and safety of trikes on urban roads (EU Commission, 2021). This global interest underscores the need for a comprehensive understanding of the technological, environmental, and societal implications of the rise of trike technology.

1.1.2 Integrated Energy Systems

The imperative for sustainable solutions in transportation is underscored by the environmental ramifications of conventional power sources. Integrated energy systems (IPS), which combine renewable sources like solar and wind with conventional backup systems, present a compelling avenue for addressing these concerns (Smith, 2018). The efficiency and synergy of the individual components within an IPS are critical for ensuring a seamless and sustainable energy supply.

Dynamic forces acting on the chassis and frame during trike operation add a layer of complexity to the design considerations. White et al. (2020) highlight the importance of dynamic forces analysis, emphasizing the need for robust design to withstand the diverse forces encountered during trike operation. Understanding and optimizing the performance of trike components under various dynamic forces are paramount for enhancing safety, efficiency, and overall positive driving experiences.

The integration of renewable energy sources in trike technology introduces a paradigm shift in the way these vehicles are powered. Solar panels integrated into the body of the trike, for instance, can harness energy from the sun, reducing dependence on traditional fuel sources. This shift not only aligns with sustainability goals but also contributes to energy independence, a crucial aspect in the context of the evolving landscape of transportation (Hossain & Mahmud, 2019).

Evaluating the environmental impact of integrated energy systems in trikes requires a comprehensive life cycle analysis. The production, operation, and end-of-life phases must be considered to understand the overall ecological footprint of these vehicles. Demirtaş and Dincer (2017) emphasize the importance of life cycle assessments in determining the true sustainability of clean energy solutions. This holistic approach ensures that the benefits of integrated energy systems are not offset by unintended environmental consequences.

The efficiency of integrated energy systems is closely tied to advancements in energy storage technologies. Batteries play a pivotal role in storing excess energy generated by renewable sources, ensuring a continuous power supply during periods of low sunlight or wind. Deng et al. (2019) delve into the performance analysis and optimization of hybrid renewable energy systems, shedding light on the intricacies of balancing energy production and storage in the context of trikes. Addressing the challenges associated with energy storage is fundamental to maximizing the effectiveness of integrated energy systems in trike technology.

1.1.3 Ergonomic Considerations

Ergonomic design holds a pivotal role in shaping the user experience of trikes. Brown and Miller (2017) stress the significance of ergonomic considerations in personal trikes, asserting that the design of the chassis and frame must align with human factors and ergonomics principles. An ergonomic trike design not only ensures physical comfort but also contributes to the safety and satisfaction of the rider.

Taylor (2019) delves into the realm of positive driving experiences in three-wheeled vehicles, underscoring the need for designs that prioritize user satisfaction and well-being. Positive driving experiences are not merely subjective; they are influenced by the ergonomic features that contribute to the overall ease of use, comfort, and control of the trike.

The ergonomic considerations in trike design extend beyond the physical dimensions of the vehicle. Human-machine interaction (HMI) is a critical aspect that directly impacts the usability and safety of trikes. As technology becomes increasingly integrated into transportation, the interface between the rider and the vehicle’s control systems becomes a focal point. Integrating user-friendly interfaces, such as intuitive control panels and haptic feedback systems, enhances the overall ergonomic design of trikes (Kim et al., 2019).

Moreover, the demographic diversity of trike users necessitates a nuanced approach to ergonomic design. Trikes are utilized by individuals across various age groups and physical abilities. Designing adjustable seating, customizable controls, and accessibility features ensures that trikes cater to a broad spectrum of users. This inclusivity aligns with the principles of universal design, fostering a transportation ecosystem that is accessible to all members of society (Smith, 2020).

Understanding the psychological aspects of ergonomic design is also paramount. The aesthetics of trikes, coupled with their ergonomic features, contribute to the overall emotional response of riders. Aesthetically pleasing and ergonomically designed trikes not only enhance the user experience but also contribute to the broader acceptance of these vehicles in mainstream transportation (Brown, 2021).

1.1.4 Structural Integrity and Innovation

Structural integrity forms the bedrock of trike engineering. Clark et al. (2018) provide insights from a case study on structural integrity in trike chassis, revealing that robust design is essential for ensuring the durability and reliability of trikes, particularly in diverse operating conditions. The integration of innovative design concepts has been explored comprehensively by Miller and Anderson (2021), showcasing the potential for advancements that enhance overall trike performance.

As Garcia and Rodriguez (2016) highlight, there exist research gaps in trike engineering, necessitating further exploration and development. A comprehensive review of the literature provides insights into the existing challenges and opportunities, paving the way for future research directions. The examination of these gaps positions the study within the broader context of advancing trike technology.

1.2 Statement of the Problem

The design of trike chassis and frames has garnered significant attention in recent years due to the increasing demand for three-wheeled vehicles. Despite technological advancements and a growing body of research in this field, several challenges persist, necessitating a focused examination of the existing issues. This section outlines the key problems that underscore the need for robust chassis and frame design in trikes.

1.2.1 Structural Integrity and Safety

One pressing issue revolves around ensuring the structural integrity and safety of trikes. As Smith (2018) highlights, the rapid growth in urban trike mobility requires careful consideration of safety measures. The structural design must withstand dynamic forces encountered during operation, ensuring that the vehicle remains stable and secure (Clark et al., 2018).

1.2.2 Ergonomic Considerations

Another critical problem lies in the ergonomic design of trikes to enhance user experience. Brown and Miller (2017) emphasize the importance of ergonomic considerations in personal trikes, suggesting that a well-designed chassis contributes to a positive driving experience. However, gaps in existing research, as identified by Garcia and Rodriguez (2016), highlight the need for a more comprehensive understanding of ergonomic principles in trike design.

1.2.3 Dynamic Forces Analysis

Dynamic forces exerted on trikes during operation present a complex challenge. White et al. (2020) delve into the analysis of dynamic forces in trike operation, acknowledging the intricate relationship between wind, solar, and battery-powered systems. Understanding and mitigating these forces are crucial for developing robust chassis and frames that can endure various operational conditions.

1.2.4 Integration of Renewable Energy Systems

With the increasing emphasis on sustainable transportation, the integration of renewable energy systems poses a unique challenge. Jones and Brown (2019) point out that 40% of trike power requirements are currently met by grid electricity and 60% by diesel generators, contributing to CO2 emissions. Efficiently integrating renewable energy sources into trike design requires addressing technical challenges, as well as aligning with environmental sustainability goals (Taylor, 2019).

1.2.5 Lack of Comprehensive Design Guidelines

A significant problem in trike chassis and frame design stems from the absence of comprehensive design guidelines. Existing studies, such as those by Kim et al. (2019), highlight the need for a unified approach that considers human-centered design principles. The lack of standardized guidelines contributes to variations in design practices, hindering progress in the field.

1.3 Purpose of the Study

The purpose of this study is to investigate and address the critical aspects of robust chassis and frame design in trikes, with a particular emphasis on managing dynamic forces. The implications of such design interventions will be explored in the context of enhancing ergonomic features and fostering a positive driving experience for users.

The trike, or three-wheeled vehicle, represents a unique niche in personal transportation that has garnered increased attention due to its potential for improved urban mobility (Jones & Brown, 2019). Despite advancements in trike technology (Smith, 2018), there is a pressing need to delve into the intricacies of chassis and frame design, especially concerning the forces encountered during operation (White et al., 2020).

The ergonomic design of personal trikes is a crucial consideration, given its direct impact on user comfort and safety (Brown & Miller, 2017). The purpose of this study is to contribute insights into how a robust chassis and frame design can positively influence the ergonomic aspects of trikes, aligning with the growing emphasis on human-centered design principles in transportation (Kim et al., 2019).

Furthermore, the study aims to explore the implications of dynamic forces management on the overall driving experience. Positive driving experiences have been recognized as essential for user satisfaction and the wider acceptance of alternative transportation modes such as trikes (Taylor, 2019). Innovations in trike design and structural integrity (Clark et al., 2018; Miller & Anderson, 2021) will be examined to understand how these factors contribute to a positive and enjoyable driving experience.

In summary, this study seeks to fill existing research gaps in trike engineering by focusing on robust chassis and frame design, aiming to enhance ergonomic features and contribute to a positive driving experience. The investigation will draw upon a comprehensive review of the current literature on trike technology, sustainable perspectives, dynamic forces analysis, and human-centered design principles.

1.4 Significance of the Study

The significance of the study lies in its potential to contribute to the enhancement of trike design, with a particular focus on chassis and frame robustness in handling dynamic forces. The selected references underscore the broader importance of such advancements in the field.

Firstly, the study addresses the increasing importance of trike technology, which is highlighted by Smith (2018) in “Advances in Trike Technology.” As urban areas witness a surge in trike mobility, the need for sustainable perspectives becomes crucial (Jones & Brown, 2019). By delving into the robust chassis and frame design, the study aligns with the current trend of incorporating sustainable elements into transportation systems.

The work by White et al. (2020) on dynamic forces analysis in trike operation emphasizes the necessity of understanding the forces at play. This aligns with the significance of our study, which aims to provide insights into designing structures that can withstand such forces. Brown and Miller (2017) stress the importance of ergonomic design in personal trikes, highlighting the connection between vehicle design and user comfort, a key aspect our study aims to address.

Moreover, the positive driving experiences emphasized by Taylor (2019) suggest that the study’s outcomes could contribute to a more enjoyable and user-friendly trike design. Clark et al. (2018) and Miller and Anderson (2021) delve into structural integrity and innovations in trike design, respectively, demonstrating the broader impact our study could have on ensuring the safety and advancement of trike technologies.

Garcia and Rodriguez (2016) point out research gaps in trike engineering, indicating the need for comprehensive studies in this area. Our study addresses this gap by providing a focused exploration of robust chassis and frame design. Additionally, the human-centered design principles discussed by Kim et al. (2019) emphasize the importance of considering user needs, aligning with the ergonomic implications of our study.

Finally, Chen and Wang (2017) highlight the nexus between safety and aesthetics in vehicle design. Our study, by focusing on robust chassis and frame design, contributes directly to the safety aspect of trike design, which is a significant consideration for manufacturers and users alike.

In essence, the significance of this study extends beyond the immediate engineering context, touching upon sustainability, user experience, safety, and the overall evolution of trike technology.

Expanding further on the significance of this study, it is essential to underscore its potential impact on environmental sustainability. As the global community intensifies efforts to mitigate the adverse effects of climate change, the transportation sector becomes a key focal point. Trike technology, with its inherently more sustainable design, has the potential to play a pivotal role in reducing carbon emissions and alleviating the environmental burden associated with conventional vehicles. By delving into the robust chassis and frame design, this study contributes not only to the efficiency and safety of trikes but also aligns with broader sustainability goals.

Additionally, the outcomes of this research hold practical implications for manufacturers, policymakers, and urban planners. As urban spaces grapple with issues of congestion and pollution, the adoption of trikes as a viable mode of transportation presents itself as a strategic solution. The study’s insights into chassis and frame design for dynamic forces directly inform manufacturing practices, ensuring the production of trikes that are not only environmentally friendly but also adept at navigating the challenges of urban landscapes. Policymakers can leverage this knowledge to formulate regulations that incentivize the integration of trikes into existing transportation systems, contributing to more sustainable and resilient urban mobility.

1.5 Scope of the Study

The scope of this study is defined by a comprehensive exploration of the design principles and engineering considerations associated with developing robust chassis and frame structures for three-wheeled vehicles, commonly known as trikes. The investigation delves into the implications of dynamic forces on trike performance, particularly focusing on the ergonomic aspects and the resultant impact on the overall driving experience.

The study will draw upon a range of disciplines, including mechanical engineering, ergonomics, and vehicle dynamics, to address the intricate challenges associated with trike design. By considering the diverse perspectives provided by the selected references, the research aims to contribute valuable insights into enhancing the structural integrity, ergonomic features, and overall positive driving experiences of trikes.

The examination of dynamic forces involved in trike operation will be conducted through a thorough analysis of existing literature, encompassing technological advancements, urban mobility perspectives, and safety-aesthetics considerations. The selected references provide a foundation for investigating how trike chassis and frame design can be optimized to withstand varying forces and conditions.

Furthermore, the study will explore the innovations in trike design presented in the literature, emphasizing the need for a holistic approach that integrates human-centered design principles. The impact of trike design on urban mobility, sustainability, and user experience will be critically evaluated, aligning with the overarching goal of developing robust chassis structures that contribute positively to both vehicle performance and user satisfaction.

The research scope encompasses a detailed examination of the following key aspects:

1. Technological Advancements: Investigating the latest developments in trike technology to inform the design of robust chassis and frame structures (Smith, 2018).

2. Urban Mobility Perspectives: Exploring how trikes contribute to sustainable urban mobility and the potential implications for chassis and frame design (Jones & Brown, 2019).

3. Structural Integrity: Analyzing the structural integrity of trikes, with a focus on dynamic forces and their implications for chassis design (Clark et al., 2018).

4. Ergonomic Design: Evaluating the ergonomic considerations in trike design to enhance user comfort and safety (Brown & Miller, 2017).

5. Positive Driving Experiences: Examining the factors influencing positive driving experiences in three-wheeled vehicles (Taylor, 2019).

By addressing these aspects, the study aims to provide a comprehensive understanding of the challenges and opportunities associated with designing robust chassis and frame structures for trikes, ultimately contributing to the advancement of trike technology and user satisfaction.

CHAPTER TWO                                                                                                 

LITERATURE REVIEW

2.1 Conceptual Framework

The conceptual framework of this study is rooted in the quest for a robust chassis and frame design tailored to withstand dynamic forces in a trike, ultimately enhancing ergonomic considerations and fostering a positive driving experience. As Nigeria sees an upswing in the adoption of trikes for transportation, it becomes imperative to delve into the intricacies of chassis and frame design, aligning with global standards for safety, comfort, and efficiency.

2.1.1 Trike Dynamics and Frame Resilience

Central to our conceptual framework is an in-depth exploration of the dynamics of trikes and the resilience required in their frame design. The work of Okoro and Nwabueze (2018) serves as a foundational guide, emphasizing the need to comprehend the dynamic forces encountered during trike operation. Their insights underscore the critical importance of designing frames capable of withstanding diverse forces while maintaining structural integrity. This sets the stage for our study, which aims to build upon this foundation by proposing a chassis and frame design that not only accommodates dynamic forces but also prioritizes rider safety and comfort.

2.1.2 Ergonomic Considerations in Chassis Design

Ergonomics stands as a pivotal aspect of our conceptual framework, influenced by the work of Adewale and Okechukwu (2017). Their research delves into the ergonomic aspects of vehicle design, highlighting the profound impact on the driving experience. In the context of trikes, where rider and vehicle interaction is intimate, prioritizing ergonomic considerations is paramount. Our study draws inspiration from Adewale and Okechukwu’s insights, aiming to integrate ergonomic principles into the chassis and frame design to enhance rider comfort, reduce fatigue, and contribute to an overall positive driving experience.

2.1.3 Implications for Positive Driving Experience

The overarching goal of our study is to unravel the implications of a robust chassis and frame design for the overall driving experience. The study by Ojo et al. (2020) on vehicle design and user experience provides valuable insights into the interconnected nature of design choices and the resulting driving experience. Our conceptual framework assimilates these insights, postulating that a well-engineered chassis and frame contribute significantly to positive driving experiences. By extrapolating from Ojo et al.’s findings, we aim to delineate the specific design parameters that influence rider satisfaction and overall driving enjoyment in the trike context.

2.1.4 Nigerian Context and Global Relevance

In the Nigerian context, where trikes play a substantial role in transportation, our study holds particular relevance. The work of Nwosu and Ugwu (2019) on the challenges and opportunities in Nigerian transportation underscores the need for locally tailored solutions. Our conceptual framework aligns with this perspective, emphasizing the importance of a chassis and frame design that not only meets global safety and ergonomic standards but also addresses the unique demands of Nigerian roads and usage patterns. Simultaneously, the study contributes to the global discourse on vehicle design, offering insights that extend beyond national borders.

2.1.5 Technological Advancements in Chassis Design

The conceptual framework incorporates the advancements in materials and manufacturing processes, acknowledging the transformative role technology plays in chassis design. The research by Eze and Afolayan (2016) on emerging technologies in vehicle design serves as a guide, highlighting the dynamic landscape of materials and manufacturing techniques. Our study aspires to leverage these technological advancements to propose a chassis and frame design that not only meets current standards but also anticipates future trends, ensuring a sustainable and forward-looking approach to trike design.

In summary, the conceptual framework of this study interweaves insights from existing literature, encompassing trike dynamics, ergonomic considerations, implications for driving experience, local contextual relevance, and technological advancements. The subsequent sections will delve into the methodology, results, and implications, contributing to the evolving landscape of trike design, particularly in the Nigerian and global context.

2.2 Theoretical Framework

The theoretical framework of this study is founded on established principles and theories relevant to chassis and frame design in the context of trikes. This section delineates the key theoretical underpinnings that will guide the investigation and design processes:

2.2.1 Vehicle Dynamics Theory

Central to the theoretical framework is the Vehicle Dynamics Theory, which elucidates the fundamental principles governing the motion and behavior of vehicles. According to Yang and Sheng (2019), understanding the dynamics of a tilting three-wheeled electric vehicle chassis is pivotal. This theory provides insights into the factors influencing stability, maneuverability, and overall performance. In this study, the Vehicle Dynamics Theory serves as the cornerstone for comprehending the dynamic forces acting on a trike during various operational conditions.

2.2.2 Structural Mechanics

Theoretical insights from structural mechanics, as discussed by Ababneh (2018), contribute significantly to the framework. The Finite Element Analysis (FEA) and experimental validation of trike frames subjected to dynamic loads are rooted in the principles of structural mechanics. This theory aids in comprehending how the frame responds to dynamic forces, ensuring that the design withstands operational stresses and enhances durability.

2.2.3 Ergonomics Principles

Theoretical principles of ergonomics, as evaluated by Zhao and Zhang (2020), play a vital role in shaping the design framework. Ergonomics theory guides the integration of rider-centric design considerations, ensuring that the trike frame is not only robust but also optimally aligned with human factors. This theory contributes to the creation of a positive driving experience by prioritizing rider comfort and usability.

2.2.4 Lightweight Design Theory

The Lightweight Design Theory, emphasized by Kim and Lee (2017), becomes integral to the framework. This theory posits that reducing the weight of the trike chassis enhances fuel efficiency without compromising structural integrity. By drawing on principles of lightweight design, the study aims to optimize the trike frame, achieving a balance between weight reduction and robustness.

2.2.5 Crashworthiness Theory

Ahmed and Arafat’s (2020) work on structural analysis and design optimization for enhanced crashworthiness contributes to the theoretical framework. Crashworthiness theory guides the design to ensure that the trike frame can effectively absorb and dissipate energy during collision scenarios, enhancing overall safety.

2.2.6 Suspension System Dynamics

Theoretical insights into suspension system dynamics, as explored by Chen and Li (2019), are crucial for the framework. This theory underscores the significance of adaptive suspension systems in improving ride comfort. By incorporating principles of suspension system dynamics, the study aims to enhance the overall ride quality and user experience.

2.2.7 Topology Optimization Method

The theoretical framework incorporates the Topology Optimization Method (Park & Kim, 2017) as an innovative approach to structural design. This method guides the exploration of optimal structural configurations, aligning with the principles of advanced design methodologies.

In summary, the theoretical framework synthesizes principles from Vehicle Dynamics Theory, Structural Mechanics, Ergonomics, Lightweight Design, Crashworthiness, Suspension System Dynamics, and Topology Optimization Method. This comprehensive framework serves as the theoretical basis for the subsequent design, analysis, and optimization processes, ensuring a holistic approach to achieving a robust trike chassis with positive implications for ergonomics and driving experience.

2.3 Empirical Review

Trike chassis and frame design represent critical aspects of vehicle engineering, influencing stability, safety, and overall driving experience. In the quest for robust designs that can withstand dynamic forces, several empirical studies have contributed valuable insights.

Yang and Sheng (2019) analyzed the performance and optimization of tilting three-wheeled electric vehicle chassis. Their study emphasized the importance of understanding the dynamic behavior of trike chassis under various operational conditions. This insight is crucial for developing robust designs that can adapt to dynamic forces during real-world usage.

Wang and Zhang (2020) focused on the development and design of a novel trike chassis structure to enhance stability. Their empirical findings underscored the significance of innovative chassis configurations in achieving superior stability, ultimately contributing to a safer and more positive driving experience.

Ababneh (2018) conducted finite element analysis and experimental validation of a trike frame subjected to dynamic loads. The empirical results provided crucial data on how trike frames respond to dynamic forces, aiding in the identification of stress points and potential weaknesses that can be addressed in robust chassis designs.

Chen and Zhang (2019) investigated the structural optimization of a recumbent trike frame for better ergonomics. This empirical review focused on how structural modifications impact the ergonomic aspects of trike design, contributing to a more comfortable and user-friendly driving experience.

Kim and Lee (2017) delved into the design and optimization of a lightweight trike chassis for improved fuel efficiency. The empirical findings highlighted the delicate balance between weight reduction and maintaining structural integrity, a key consideration for achieving fuel efficiency without compromising safety.

Ahmed and Arafat (2020) conducted structural analysis and design optimization of a trike frame for enhanced crashworthiness. Their empirical work provided insights into designing frames capable of withstanding dynamic forces during collisions, thus contributing to the overall safety of trike designs.

Zhu and Liu (2018) explored the effects of frame design on the handling stability of a tilting trike. The empirical observations shed light on how different frame configurations influence handling, a critical factor in achieving positive driving experiences and maneuverability.

Chen and Li (2019) contributed to the empirical review by developing and analyzing a trike chassis with adaptive suspension for improved ride comfort. Their study emphasized the importance of adaptive suspension systems in enhancing ride comfort, a key aspect of positive driving experiences.

Park and Kim (2017) studied the structural design of a trike frame using a topology optimization method. The empirical findings highlighted the effectiveness of advanced design methodologies in achieving optimal structural configurations, contributing to the overall robustness of trike frames.

Zhao and Zhang (2020) evaluated ergonomic factors in recumbent trike design. This empirical review provided insights into the practical implications of incorporating ergonomic considerations, ultimately influencing the positive driving experience by prioritizing rider comfort.

In summary, the empirical studies reviewed contribute valuable data and insights into various aspects of trike chassis and frame design. These findings serve as a foundation for developing robust designs that can withstand dynamic forces, enhance stability, and provide positive driving experiences.

2.4 Summary of Literature Review

The literature review in Chapter Two delves into a comprehensive exploration of studies relevant to robust chassis and frame design for trikes, with a specific focus on addressing dynamic forces and their implications for ergonomic and positive driving experiences. The selected studies provide valuable insights into various facets of trike design, encompassing stability, structural integrity, ergonomics, and overall ride comfort.

Wang and Zhang (2020) contribute significantly by introducing a novel trike chassis structure designed explicitly for enhanced stability. Their work emphasizes the importance of innovative design approaches to achieve superior stability, a critical factor for ensuring safety and maneuverability in trikes. This aligns with our study’s objective of developing a robust chassis capable of withstanding dynamic forces.

In the pursuit of structural integrity and resilience, Ababneh (2018) employs finite element analysis and experimental validation techniques on a trike frame subjected to dynamic loads. This study guides our understanding of the structural aspects, ensuring that the proposed chassis design can withstand the rigorous demands encountered during trike operation.

Chen and Zhang’s (2019) investigation into the structural optimization of a recumbent trike frame for better ergonomics addresses a crucial aspect of rider comfort. By integrating ergonomic considerations into the chassis design, their findings offer valuable insights that will inform our approach to enhancing the overall riding experience.

The pursuit of lightweight design for improved fuel efficiency, as explored by Kim and Lee (2017), introduces an essential dimension to our literature review. Their study sheds light on strategies to design a lightweight trike chassis without compromising structural integrity, aligning with our goal of achieving optimal performance.

Ahmed and Arafat’s (2020) work on the structural analysis and design optimization of a trike frame for enhanced crashworthiness is pivotal for our study’s focus on safety. By optimizing the chassis design for increased crashworthiness, our study aims to address concerns related to rider safety during accidents, drawing inspiration from their methodologies.

Chen and Li (2019) contribute insights into the development and analysis of a trike chassis with adaptive suspension for improved ride comfort. This aspect of the literature review is essential as it guides our exploration of how adaptive suspension systems can be integrated into the chassis design to enhance overall ride comfort.

The literature review also incorporates studies by Zhu and Liu (2018), Park and Kim (2017), Zhao and Zhang (2020), and others, covering various aspects such as handling stability, advanced design methodologies, and ergonomic factors. These diverse studies collectively enrich our understanding and lay the groundwork for the subsequent chapters, contributing to the advancement of trike chassis and frame design.

In summary, the literature review provides a robust foundation for our study, drawing on a diverse range of studies that collectively inform our approach to developing a trike chassis capable of withstanding dynamic forces, ensuring ergonomic considerations, and fostering a positive driving experience.

CHAPTER THREE                                                                                        

MATERIALS AND METHODS    

3.1 Present Materials and Methods Used to Achieve Objectives

To achieve the objectives of this study, we employed a robust set of materials and methods aimed at comprehensively analyzing and optimizing the chassis and frame design of trikes. Our approach encompasses a synthesis of methodologies from various studies in the field, contributing to a holistic understanding of the factors influencing the dynamic forces in trikes and their implications for ergonomic and positive driving experiences.

3.1.1 Performance Analysis and Optimization

The performance analysis and optimization were conducted following the approach outlined by Yang and Sheng (2019). This involved utilizing finite element analysis (FEA) to simulate the behavior of the trike chassis under dynamic conditions. The FEA allowed for a detailed assessment of stress distribution and deformation, providing valuable insights into the structural integrity and performance of the chassis design.

3.1.2 Structural Design for Enhanced Stability

The structural design aimed at enhancing stability drew inspiration from the work of Wang and Zhang (2020). Their methodology guided our efforts in conceptualizing and implementing a novel trike chassis structure. This involved employing Computer-Aided Design (CAD) software to create 3D models, and subsequently, conducting virtual simulations to evaluate the stability and robustness of the proposed design.

3.1.3 Finite Element Analysis and Experimental Validation

In line with Ababneh’s (2018) methodology, we conducted finite element analysis to simulate the response of the trike frame to dynamic loads. Additionally, physical testing was performed for experimental validation, aligning with industry standards. This dual approach ensured that our chassis design not only met theoretical expectations but also demonstrated real-world resilience and durability.

3.1.4 Structural Optimization for Better Ergonomics

To achieve better ergonomics, we followed the structural optimization approach outlined by Chen and Zhang (2019). This involved utilizing optimization algorithms to refine the geometry of the trike frame. Our objective was to strike a balance between structural integrity and rider comfort, considering factors such as seating position, handlebar height, and overall geometry to enhance the ergonomic aspects of the design.

3.1.5 Lightweight Chassis Design for Improved Fuel Efficiency

Inspired by Kim and Lee’s (2017) work, our approach to achieving lightweight chassis design for improved fuel efficiency involved leveraging advanced materials and design techniques. We utilized lightweight alloys and composite materials, ensuring that the trike maintained structural strength while reducing overall weight. This approach aimed at enhancing fuel efficiency without compromising safety.

3.1.6 Structural Analysis and Design Optimization for Enhanced Crashworthiness

Incorporating the methodology of Ahmed and Arafat (2020), we conducted structural analysis and design optimization specifically focused on crashworthiness. This involved simulating collision scenarios using FEA and iteratively optimizing the chassis design to enhance its ability to absorb and dissipate impact energy, thus ensuring enhanced crashworthiness.

3.1.7 Adaptive Suspension for Improved Ride Comfort

Building on the work of Chen and Li (2019), our approach to achieving improved ride comfort involved integrating adaptive suspension systems into the trike chassis. This required a combination of mechanical design and control system implementation to enable the trike to adapt to varying road conditions, providing a smoother and more comfortable ride.

3.1.8 Topology Optimization Method for Structural Design

Guided by Park and Kim’s (2017) methodology, we incorporated a topology optimization method for structural design. This innovative approach involved utilizing optimization algorithms to iteratively modify the structure’s topology, ensuring that material distribution was optimized for both strength and weight reduction.

3.1.9 Evaluation of Ergonomic Factors in Design

Our evaluation of ergonomic factors in the design process followed the criteria outlined by Zhao and Zhang (2020). This involved conducting user studies and incorporating feedback to refine the design, with a focus on achieving a user-friendly and comfortable riding experience.

In summary, our materials and methods encompass a multidimensional approach, leveraging advanced analysis techniques, optimization algorithms, and innovative design methodologies. This comprehensive strategy aims to address the dynamic forces in trikes, ensuring a robust chassis and frame design that positively impacts ergonomics and overall driving experience.

References

1. Yang, J., & Sheng, Z. (2019). Performance analysis and optimization of a tilting three-wheeled electric vehicle chassis. Journal of Mechanical Science and Technology, 33(6), 2781-2790.

2. Wang, Q., & Zhang, N. (2020). Development and design of a novel trike chassis structure for enhanced stability. Proceedings of the Institution of Mechanical Engineers, Part D: Journal of Automobile Engineering, 234(5), 1211-1225.

3. Ababneh, A. (2018). Finite element analysis and experimental validation of a trike frame subjected to dynamic loads. Proceedings of the Institution of Mechanical Engineers, Part D: Journal of Automobile Engineering, 232(5), 608-623.

4. Chen, Y., & Zhang, W. (2019). Investigation on the structural optimization of a recumbent trike frame for better ergonomics. Journal of Mechanical Design, 141(7), 071401.

5. Kim, S., & Lee, C. (2017). Design and optimization of a lightweight trike chassis for improved fuel efficiency. International Journal of Automotive Engineering, 8(3), 103-111.

6. Ahmed, E., & Arafat, M. Y. (2020). Structural analysis and design optimization of a trike frame for enhanced crashworthiness. International Journal of Crashworthiness, 25(6), 734-748.

7. Zhu, Y., & Liu, C. (2018). Effects of frame design on the handling stability of a tilting trike. Proceedings of the Institution of Mechanical Engineers, Part D: Journal of Automobile Engineering, 232(3), 382-395.

8. Chen, G., & Li, Z. (2019). Development and analysis of a trike chassis with adaptive suspension for improved ride comfort. Journal of Vibration and Control, 25(6), 1389-1403.

9. Park, S., & Kim, H. (2017). A study on the structural design of a trike frame using a topology optimization method. International Journal of Automotive Technology, 18(5), 779-789.

10. Zhao, Y., & Zhang, S. (2020). Evaluation of ergonomic factors in recumbent trike design. Applied Ergonomics, 85, 103057.

11. Liu, Y., & Li, D. (2018). Dynamic analysis and optimization of a trike chassis for improved stability. Proceedings of the Institution of Mechanical Engineers, Part D: Journal of Automobile Engineering, 232(2), 173-186.

12. Yuan, Y., & Zhang, J. (2019). Ride comfort analysis and optimization of a trike suspension system. Journal of Low Frequency Noise, Vibration and Active Control, 38(2), 515-528.

13. Wang, J., & Zhang, L. (2017). Study on the driving comfort of a tilting trike based on multi-body dynamics. Journal of Vibroengineering, 19(8), 5975-5988.

14. Hu, J., & Zhu, S. (2020). Investigation of the effect of chassis design on the crashworthiness of a tilting trike. International Journal of Crashworthiness, 25(3), 287-300.

15. Li, X., & Cao, D. (2018). Structural optimization of a lightweight trike frame using genetic algorithms. Proceedings of the Institution of Mechanical Engineers, Part D: Journal of Automobile Engineering, 232(6), 730-745.

16. Zhang, Y., & Chen, Z. (2019). Analysis and optimization of the trike chassis for enhanced safety. Journal of Applied Engineering Science, 17(1), 111-121.

17. Wang, H., & Jiang, X. (2017). Design and simulation of a tilting trike suspension system for improved stability. Vehicle System Dynamics, 55(4), 505-520.