University of southern queenslands 2008 formula sae society of. Design and strength analysis of fsae suspension the open mechanical engineering journal, 2014, 8. Design of upright assembly for supra vehicle research india. Fatigue analysis and optimization of upright of a fsae vehicle. The suspension geometry of a standard fsae race car has been used for the calculation of the forces. Design and analysis of the suspension upright structure of a. We used wheel and the suspension geometry was designed according to guidelines given in the book of adams herbs. The load paths and fbd have been drawn and axial stress in the all the linkages. Steering design for a formula saea open wheel race car. Report of student formula project shigenori hashida tohoku university formula team abstract in 20, tohoku university took part in student formula japan for the first time and. Steering system and suspension design for 2005 formula. The design of the upright structure will be based on the dimension of the rims as well.
The forces from the tire contact patch are transmitted by the upright to the suspension links. However, rival cars use a frame designed for an internal combustion car, so they cannot take full advantage of electric car capabilities. Formula sae interchangeable independent rear suspension design. The scope and parameters are identified with the selection of a. In this report, the overall design process for a formula sae vehicle will be explored. Feb 22, 2016 this video discusses the static analysis of an upright of a student competition car. Fsae chassis design, need direction physics forums. The university of michigan team has consistently been one of the top teams in.
Design and analysis of knuckle and hub of fsae race car 1. The step is the same thickness as the bearings width in. Construction of the design has progressed well and required only minimal. It is also required that this new rear suspension design be interchangeable with the solid rear axle design.
The clutch types smoother operation leads to better handling overall so it is an upgrade from the current system. The aarm configuration meets the design requirements for structural integrity and suspension travel, and benchmarking specific to fsae indicated that the unequal aarm design was by far the most common design in fsae application. Design and optimization of formula sae suspension system ashish avinash vadhe mechanical engineering department, b. The university of michigan team has consistently been one of the top teams in the competition. A project presentation on design and analysis of knuckle and hub of fsae race car submitted to university of mumbai in partial fulfillment of the requirement for the degree of bachelor of engineering mechanical submitted by 1.
Fatigue analysis for upright of a fsae vehicle ijert. Upright is a part of the wheel assembly which holds the hub and allows rotation of the wheel. Solidworks fea package is used to carry out the analysis. Some key questions that have been raised from year to year in. Over 200 schools participate in this series with competitive events held in the united states of america, the united kingdom, germany, brazil. The design condition is that the distortions will not exceed 0. Final layout drawings of system and subsystems 3 3. In order to prevent the hub from sliding into the upright, a step was designed into the spindle 5. After several iterations the result of the final upright was 1. Aug 18, 2017 this presentation gives you the information from research to the manufacturing of upright assembly of fsae race car. William kinkead, me connor morette, me adrian pickering, me zachary sears, me james waldo, me. Design and optimization of formula sae suspension system. Javir4 1,2,3,4department of mechanical engineering 1,2,3,4rajendra mane college of engineering and technology, ambav, mumbai university abstract the formula sae series competition gives. Analysis of wishbones, upright, fsae, tiredata, etc.
Going into chassis design immediately skips a lot of more important steps in the design. The displacement from the front axle on the upright design is found again in solid works software. Formula sae interchangeable independent rear suspension. Upright finite element analysis static analysis fsae. Formula sae fsae is a student collegiate design series devoted to the design and construction of openwheeled race cars. Finite element analysis showed that triangular pockets provided the greatest strength with the least amount of deflection. Design and analysis of the suspension upright structure of. Tie rod a suspension member connecting the upright to the steering rack. Design and analysis of hub and knuckle of fsae race car. Calculating the forces on every link is important to design the suspension system as. Fatigue analysis and optimization of upright of a fsae vehicle article pdf available in international journal of science and research ijsr volume 6issue 9. Thereby, the design can realize unity of the car and driver.
This video discusses the static analysis of an upright of a student competition car. Cite this article anshul dhakar and rishav ranjan, force calculation in upright of a fsae race car. The main subject of this report is the design of a springdamper system for the ure06. Although there is no team for the competition this year it is. Design, analysis and testing of a formula sae car chassis. Design and analysis of knuckle and hub of fsae race car. Our mqp team was tasked to design a car for the fsae competition in 2016 and. In our project we design the steering system so the design of the cockpit is not our responsibility. The focus of this design project is to design an ergonomics jig in which all of the main components the driver interacts with during the competition not only meet the requirements set by the sae board, but is also adaptable to more efficiently locate the vital controls for the.
Fsae car without the wings inside which the flow analysis is done. This project achieves what it set out to do, a chassis design is complete and meets the fsae rules. Design of formula sae suspension theory in practice. Chapter2explains the working principle of a suspension system and lists the requirements the springdamper system has to ful ll. Uprights, wheel hubs and brake system for a new formula student. This will allow testing of the two different design approaches for a more. Improvement of intake restrictor performance for a formula. Housing and upright design differential selection before the housing and uprights were designed a limited slip differential was chosen. Design and analysis of hub and knuckle of fsae race car mr. Calculating the forces on every link is important to design the suspension system as all the forces from. Pdf fatigue analysis and optimization of upright of a. The front and rear uprights have been designed using the 3d modeling software catia and in accordance to the formula sae rulebook 2018. Henceforth, the fsae rule stated that the upright design will be followed by the specifications of the wheel which should 203.
Pdf fatigue analysis and optimization of upright of a fsae vehicle. The cockpit must be sufficiently spacious to allow the necessary movements of the pilot to have a good control of the car. Specifically, fused deposition modeling is used to create an intake system consisting of a plenum, plenum elbow, and cylinder runners that is then later covered in layers of carbon fiber composite fabric through vacuum bagging. The mechanical design of the springdamper systems for the front and rear of the car will be discussed in chapters3and4respectively. Chapter 5 details the design of the suspension arm and upright geometry. Formula sae is a student design competition organized by the sae international. Abstract this dissertation documents a design project for the steering system for the. Over 200 schools participate in this series with competitive events held in the united states of america, the united kingdom, germany, brazil, italy, japan, and australia. The judges always ask us about the goals of the car. Some key questions that have been raised from year to year in designing fsae cars at cornell university are. Each subteam should in some way tie into the cars overall design goal.
Formula sae is a student design competition organized by sae international. The objective of this study was to design a new suspension system for a formula sae competition. Upright, hub and brackets are manufactured with the help of cnc turning, vmc and water jet machining to get the precision and accuracy. Competition points rules the design of the whole fsae car is regulated by the fsae rules that exists to maximize the safety of the vehicle not only for the driver but for the pedestrians as well. Forces are generated at the tire contact patch during various maneuvers of the car and transferred to the chassis through the suspension links. Upright finite element analysis static analysis fsae, baja.
Design, analysis and manufacturing of front wheel assembly of. Introduction to formula sae suspension and frame design edmund f. It gives information of knuckle and hub assembly of team mh08 racing, 1st formula student racing team in whole konkan region which has been participating in formula student india from last three years. Upright is a part of the wheel assembly which holds the hub and allows. Figure 98 factor of safety plots for the front upright. Steering system and suspension design for 2005 formula saea. Designing and optimization of wheel asembly including hub and knuckle for formula sae car to improve its handling capacity and reduction in unsprung mass. Design of a formula student race car springdamper system.
Fsae 2015 chassis and suspension final report fiu department. In other words, its a line joining the upper and the lower ball joint of the upright with respect to vertical axis drawn from the center of the tire. You want to start with setting up a project plan, investigating the fsae rules, do a couple of brainstorm sessions with the team about which subsystems you require and how you will divide the workload. Jul 29, 2016 these forces have been calculated for all the links of a double wishbone suspension geometry. Design process elements of the car that have influence on the steering system design 2. A design judge will be expecting you to demonstrate how you chose your suspension rod ends and tube sizes, hub and upright shape and material, etc. The purpose of formula sae is to provide students an opportunity to design, fabricate. Once the design is completed then we looked for manufacturing process with material and other components such as nut bolts, bearing etc. Introduction to formula sae suspension and frame design. Redesign of an fsae race cars steering and suspension system. Budhale1, prathmesh mahesh daphale 2, souarabh ravsaheb chougule 3, hari ananda patil 4, ashitosh anil mali 5 1asst. The cockpit the criterion to design a cockpit is to create a comfortable place to the driver. Pdf fatigue analysis and optimization of upright of a fsae.
Pdf design and optimization of hub and knuckle for formula. The design of fsae formula frame with light weight. Fsae design event scoring some insight into the process the design and developmental process of a fsae car is a complex process. This upright design was used in our last year fsae car. Design and ansys analysis of components of wheel assembly of. Lightweight design of front suspension upright of electric. The fsae competition is sponsored by the society of automotive engineers sae. Received 15 march 2018, accepted 19 may 2018, available online 23 may 2018, vol.
The step is the same thickness as the bearings width in the hub so that the slight impact load caused by. Harne college of engineering and technology, karav, vangani, dist thane maharashtra 421503, india. The unequal aarm suspension was chosen by the suspension team as the design concept to be pursued during phase two. Fatigue analysis for upright of a fsae vehicle written by shobhit agarwal, tarun saatyaki.
Computer aided design cad and finite element analysis. To replace the torsen differential in the old car, a clutch type differential was chosen. Completion of the project has seen the design of geometry for the suspension arms. Expedited shipping orders must be placed by 1pm cst to ship sameday. Salinas university of missouri rolla abstract this paper is an introduction to formula sae fsae suspension and frame design based on the experience of the design team at umrolla. The chassis design is a unique one using the battery boxes as a structural component to stiffen the weaker, open cockpit section which has not been done before if fsae.
Using the performance in braking, skid pad, acceleration, and autocross from the previous years car as a benchmark, the project was oriented around redesigning specific aspects of the car. Expedited orders may not ship as scheduled at this time. Fea program of choice in this project, the goal is to design the 2018 fsae upright based on the. Upright, hub and brackets are manufactured with the help of cnc turning, vmc and water jet machining to get the. Pdf design and optimization of hub and knuckle for. Redesign of an fsae race cars steering and suspension. Steering system and suspension design for 2005 formula saea racer car a dissertation submitted by cristina elena popa in fulfilment of the requirements of courses eng4111 and 4112 research project towards the degree of bachelor of engineering mechanical submitted. Steering system design for an fsae car illinois institute of technology 9 2016 endurance event 300 fuel economy event 100 total 1,000 table 1. In this paper, the authors discuss the design and manufacture of an intake system for a 600cc formula sae engine. Introduction formula sae fsae is an international competition that challenges teams of students to finance, design, build, and race a small openwheel racecar. Fatigue analysis and optimization of upright of a fsae vehicle ayushgarg. Design and optimization of a formula sae vehicle a major qualifying project submitted to the faculty of worcester polytechnic institute in partial fulfillment of the requirements for the degree in bachelor of science in mechanical engineering by.
20 487 98 957 86 1023 66 465 992 1477 93 1128 178 902 721 1422 1469 691 311 985 1292 236 278 291 170 921 1240 878 1496 309 280 724 1310 1388 1298 1395 426 474 409 496 735 1081 1312 480 974 791 1006 1080 730