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Full-Text Articles in Engineering

Tunable Filtration Of Particles During Dip-Coating, Connor Copeland Sep 2022

Tunable Filtration Of Particles During Dip-Coating, Connor Copeland

All Theses

When a solid substrate is withdrawn from a liquid bath a thin coating is deposited whose thickness is given by the Landau-Levich-Derjaguin (LLD) law. We perform an experimental study of dip coating of particle suspensions showing that particles of a given size can become entrained in the meniscus by the competition between viscous and surface tension forces. This is called capillary filtration and can be used as a tunable dynamic filter. For single particle suspensions, filtration can be in terms of either clumps or single particles, with the relevant entrainment points depending upon the rheology of the working fluid, either …


Mtb Daq - Mountain Bike Data Acquisition System, Theodore J. Philliber, Ronan M. Shaffer, Dylan M. Ruiz, John M. Ringrose Jun 2022

Mtb Daq - Mountain Bike Data Acquisition System, Theodore J. Philliber, Ronan M. Shaffer, Dylan M. Ruiz, John M. Ringrose

Mechanical Engineering

Mountain bike suspensions systems are set up and tuned based only on qualitative, ‘feeling’-based metrics. The MTB DAQ, sponsored by Dr. Joseph Mello with the Cal Poly Mechanical Engineering Department, is a data acquisition system we developed to improve suspension tuning with a data-driven approach. The system mounts to a bicycle frame and has sensors that measure vibration and travel speed to characterize the bike’s motion. While similar systems exist, they cost in the thousands of dollars range and are very specific to individual bike geometry. Our system was designed to be more affordable to the average rider as well …


Rc Baja Suspension And Chassis, Sean A. Gordon Jan 2022

Rc Baja Suspension And Chassis, Sean A. Gordon

All Undergraduate Projects

Students at Central Washington University were challenged with constructing a RC Baja car capable of competing against other universities from around the state as a comprehensive senior project. These projects were completed in teams of 2 separated into the suspension and chassis, as well as steering and drive train. Completion of this car requires the ability to complete several tests the measure each component of the car working in unison. Testing begins with a straight-line sprint to determine the top speed of the car; this test will be followed by a slalom test to determine steering capabilities. The final test …


Rc Baja Independent Suspension And Chassis Design And Development, Joseph Fritz Jan 2022

Rc Baja Independent Suspension And Chassis Design And Development, Joseph Fritz

All Undergraduate Projects

The goal of this project is to develop an RC car to compete in the MET RC Baja competition. A car will be constructed to be as lightweight, durable, and fast as possible while abiding by ROAR (Remotely Operated Auto Racers) regulations. As such, suspension, steering, chassis and drivetrain systems will need to be devised to form a complete vehicle. The chassis must provide mounting points for all other components of the vehicle and provide a rigid platform in order to create a stable vehicle. The suspension must operate smoothly, allowing for at least 1 inch of ground clearance, …


R/C Baja Truck Suspension, Chassis And Steering, Ryan Lafrombois Jan 2022

R/C Baja Truck Suspension, Chassis And Steering, Ryan Lafrombois

All Undergraduate Projects

The ASME RC Baja Challenge is an annual competition that the Central Washington University Mechanical Engineering and Technology (MET) department takes part in. Senior level engineers divided the work between the drivetrain and the chassis/suspension while designing and manufacturing to meet a set of requirements. Next, a device was to be developed to be able to withstand the extreme forces to be successful in the competition at the end of the year. The process would require that the students use their acquired knowledge and skills to design, manufacture, and analyze a capable device. Designing involved the completion of 12 analyses …


R/C Baja: Suspension And Chassis, Caden Foster Jan 2022

R/C Baja: Suspension And Chassis, Caden Foster

All Undergraduate Projects

Students designed and manufactured an RC Baja truck to compete as a team in the annual ASME RC Baja Competition in various events and obstacles. A chassis and suspension system were required to house and secure each of the RC components to successfully compete and function as intended. The team designed a 1/10th scale model RC truck through various analysis calculations and model mockup drawings to optimally perform and compete in a competition amongst other teams of designers. The American Society of Mechanical Engineers (ASME) competition will include the straight-line dash, slalom, and Baja course time trial. This project …


Ljm Rc Baja Vehicle Project Chassis And Suspension, Paul Lervick Jan 2022

Ljm Rc Baja Vehicle Project Chassis And Suspension, Paul Lervick

All Undergraduate Projects

An RC car was designed, analyzed, and manufactured to compete in the ASME RC Baja competition. The focus was to optimize the suspension and chassis components to minimize the weight while maintaining the structural strength of the components which would intern supplement the overall speed and stability of the vehicle. Other components were the responsibility of the teammate Cam Jamison. To complete this there was extensive research done on Traxxas RC cars and what went into making a high-performing vehicle that would compete well in the 3 races that comprise the competition (slalom, sprint, and obstacle course). There were then …