This summary will assume that the user has a basic working knowledge of suspension dynamics and will attempt to distil the most valuable knowledge gained over the past four years of design, testing, and competition. Sae international hosts a large number of different collegiate events with two of the most popular being the formula sae and baja sae competitions. Sae baja design automotive suspension engineering engtips. Explore timely, authoritative and trusted cybersecurity resources to improve your. Our sae baja university of south florida uses a swing arm rear suspension. It plays a major role in offroad racing conditions specially due to comfort and handling. Baja sae challenges engineering students to design and build an offroad vehicle that will survive the severe punishment of rough terrain and in some competitions, water. Suspension geometry part 1 camber, toe, caster, kpi, scrub. This seminar will be helpful to individuals interested in enrolling in other sae seminars such as vehicle dynamics for passenger cars and light trucks page 18, or advanced vehicle dynamics for passenger cars and light trucks page 6 learning objectives. Where do i find good material for designing a suspension.
This is the new tshirt design for our friends of the ong baja sae in valencia. Design of an sae baja racing offroad vehicle powertrain eric t. Baja saeindia 2020 final selection baja boqs baja saeindia 2020 baja saeindia 2020 rulebook rev02 baja saeindia event gallery mahindra presents baja saeindia 2019 season officially announced. The suspension selection is accomplished through the study. Design and optimization of the steering system of a formula. Major design modifications were made to the chassis, suspension, drivetrain, and steering. Your feedback will be important as we plan further development of our repository. For further videos visit our youtube channel playlist. Before we started designing the roll cage, we had certain design parameters which we identified keeping in mind the. Design, analysis and fabrication of rear suspension system for an all terrain vehicle aniketthosar abstractall terrain vehicle atv is defined by ansi as a vehicle that travels on low pressure tires, which is used to handle any kind of terrain it faces. Sep 26, 2015 chassis design for baja sae cetpa infotech pvt. What is the design procedure for the suspension system of the. Both competitions engage students in realworld engineering design projects.
Each of the dynamic events tests both the entire car, as well as one subsystem. Top three scores in design event combined paper and onsite judging scores. Design of an sae baja racing offroad vehicle powertrain. Suspension although macpherson struts, trailing arms, and. The suspension dynamics overview is intended to address the vehicle dynamics unique to an sae baja car. The cage must be designed and fabricated to prevent any failure of the cages integrity. It is a basic design, acting primarily as an artifact to help further my academic. The book shows color pictures of suspension design and many of the components that help transfer all those forces into usable energy. The objective of the baja sae competition is to design an offroad vehicle capable of enduring the rough terrain. Offroad suspension design literature official baja sae forums. Rit baja sae suspension design strategy project developed to document the recent history of rit baja suspension design, develop knowledge, and create tools to help the team move forward in the rapidly progressing baja sae student competition. What are some good books for the baja sae competition. The 20112012 uwmilwaukee baja sae rolled out a new vehicle for competition this year, chassis 43, it was a culmination of months of design work and. This system always gets ragged on by the judges for using a primative design that has many disadvantages from an independent rear.
Mar 07, 2018 first of all decide the type of suspension which you are going to use in your vehicle. Offroad suspension design literature official baja sae. Suspension design notes baja saeindia 2011 workshop 23rd july 2010 by rajeev mokashi 2. A compilation of 27 sae society of automotive engineers papers selected. The cars all have engines of the same specifications. Baja sae is an intercollegiate engineering design competition for undergraduate and graduate engineering students. The suspension selection is accomplished through the study of its geometric characteristics to design its dimensions and position of installation in the vehicle according to the expected behavior. We usually just calculate the spring stiffness and then tune the damper with the springs on them. Design, construction, tuning by allan staniforth race car chassis. Our team has some extraold parts that would make a great trophy for this years midnight mayhem.
Sae international s collegiate design series cds competitions take students beyond textbook theory by enabling them to design, build, and test the performance of a real vehicle and then compete with other students from around the globe in exciting and intense competitions. Gain an edge with unlimited access to sae technical papers, books, journal articles and standards in automated and connected vehicle technologies. Wondering if there would be any interest in creating a 123 place trophy or another award using our old parts. After initial testing of the bearcat baja vehicle the overall. The society of automotive engineers sae baja senior design project enables student to gain real world experience in the design, analysis and manufacture the vehicular product. Design and build a competition eligible vehicle for the 2014 baja sae competition that satisfies all necessary baja sae competition rules. Issn 2277 design and development of minibaja chassis. Baja sae is an intercollegiate design competition run by the society of automotive engineers sae. Design and construction powerpro by forbes aird engineer to win. Suspension design for this competition is one of the most varied items seen at race. Jan 29, 2018 suspension geometry part 1 camber, toe, caster, kpi, scrub radius sk8215. I am planning to build my own formula 1 replica car and suspension was definitely one of the areas that i was unable to come up with a good design for. By encouraging handson engineering and projectbased learning, cornell baja takes engineering out of the classroom and onto the track for 40 students annually. The university of cincinnati is participating in 20 baja sae design competition, which is a competition that takes place each year and is made up of at least 3 international competitions.
The university of akron 2015 sae zips baja offroad racing team 2015 suspension system design ryan w. Steering knuckle is the most stress sustaining and critical component of all terrain vehicle atv. How to prepare vwbased cars for offroad fun and racing. Teams of students from universities all over the world design and build small offroad cars. Jul 10, 2015 suspension is the second just to the power train system in an automobile. The purpose of the roll cage is to provide a minimal three. The sae mobilus knowledge hubs are gateways to curated, informative and trusted mobility engineering resources. Their baja kits suspension systems allow you to bolt on race quality parts to your factory suspension mounts. This paper will describe the design process and performance of the rear suspension of the 20 bearcat baja vehicle. Desirae jones suspension design lead chico state sae. Baja designs was the first company to develop a forward projecting led light bar, which was introduced and used in the 2005 baja. Day 6 of baja virtual presentation series on suspension calculations slide.
Nothing better than showing this vehicles fantastic structure in serigraphy this is color boxs second international project. The university of akron 2015 sae zips baja offroad racing. The main objective for the mini baja competition was to design and fabricate a oneman allterrain vehicle having more than two wheels that could compete with manufactured versions from the viewpoint of safety. The book aims to give the reader knowledge around suspension design and dampers focused within a motorsport environment.
Steering knuckle is the pivot point of the steering and suspension system, which allows the front wheels to turn and also allow the movement of suspension arms motion. Something that perhaps discusses the advantagesdisadvantages of different suspension systems or the effects caused by changing different suspension design parameters such as camber gain, caster, etc. Sae baja is a collegiate program where each team builds an offroad race vehicle to a. Their racing experience helps when it comes time to design their baja kits. Hopefully sae organizers or louisville baja could point me in the right direction if they would be interested. Ride and handling of baja buggies off road suspension design book 1 english edition this book consists in a definition and analysis of baja suspension geometry to an offroad vehicle. Baja sae 20162017 20162017 design and optimization of a sae baja chassis a major qualifying project report submitted to the faculty of worcester polytechnic institute in partial fulfillment of the requirements for the bachelor of science degree in mechanical engineering by heather selmer, me sabbrin shweiki, me paige tencati, me date. However, our team consistently finishes first in agility, endurance, and even maneuverability. This book consists in a definition and analysis of baja suspension geometry to an offroad vehicle.
Pdf design and analysis of chassis for sae baja vehicle. Outside of the classroom, i have been apart of chico baja sae the past 5 years where i have been a team member, treasurer, and now the suspension design lead for the 20192020 season. The suspension selection is accomplished through the study of its geometric characteristics to design its dimensions and position. The light weight and high strength component is always in demanding for.
Brenthel builds kits and they also design and manufacture race vehicles that compete from baja to dakar. Books sae international books explore topics critical to aerospace and ground vehicle engineering. Baja sae design report university of colorado boulder. Pdf baja sae utep 2014 design report team jaabaz, vit.
Does anyone know of any good offroad suspension design books. We are designing the chassis for the sae club, therefore we need to keep. After this you have to decide the track width, wheelbase, sprung mass, unsprung mass, wheels and ground clearance. The society of automotive engineers sae mini baja was originated at the university of south carolina in 1976. Get the top car design, plans, building and customizing books available. Chassis and vehicle dynamics technology sae international. Cornell baja sae racing is an engineering project team which annually designs, builds and races an offroad vehicle to compete in the sae collegiate baja design series. This design report explaining engineering design process and analysis of half axle which has been developed for the baja atv. As in real work situations, these future engineers work together as a team to discover and resolve technical challenges in design, test, and manufacturing, as well as business. They comprise the latest, most respected information source in the industry, which is why top engineering companies and universities around the world rely on sae to help build and maintain the highly complex knowledge base required of their staff, researchers, and students. Suspension design does anyone follow a specific flow for suspension design for coilover shocks. The paper focuses on design of rear suspension system for an atv.
Most vehicle dynamics are difficult to read, use jargon and waffle on subjects that are not useful to the reader. The terrain that must be covered is extreme and the horsepower is limited. Bhola patel design engineer at cetpa infotech abstract this paper acts as a mock design report describing the overall chassis design that i developed for the baja sae competition. Sae baja report free download as powerpoint presentation. This is virtual report of nirma university participated in sae baja event. Best car chassis, suspension, aerodynamics design books. Design, analysis and fabrication of rear suspension system. Revolutionizing industry leading led and laser offroad lights is. The baja sae competition consists of many dynamic events, including a 100 foot acceleration, a hill climb or traction challenge, maneuverability, endurance, and specialty events dependent on chosen course such as a rock crawl, mud bog, or suspension challenge. The chassis design will be based on baja sae india 2017 rule book taking safety and other aspects into account. This includes redesigning and reassessing all major areas of the previous wpi baja sae vehicle. The object of the competition is to simulate realworld engineering design.