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Full-Text Articles in Engineering

Supermileage Vehicle Drivetrain Design, Griffin M. Kraemer, Kai Meter, Arya Mahdavian Mar 2020

Supermileage Vehicle Drivetrain Design, Griffin M. Kraemer, Kai Meter, Arya Mahdavian

Mechanical Engineering

The current Cal Poly Supermileage team has faced issues regarding the efficiency and durability of their SMV vehicle’s drivetrain. After conducting research to solve their current issues, we developed a final drivetrain configuration that will improve the performance and life of the vehicle. This report outlines some of the completed research including: a table of designs used by other teams, a table of patents that can be applied to our design, and a list of technical literature we can use to better our design. It also summarizes our goals and objectives, including a table of the engineering specifications of the …


Final Design Report For Human Powered Vehicle Drivetrain Project, Derek Fromm, Luke Opitz, Michael Juri, Olivier Côté May 2019

Final Design Report For Human Powered Vehicle Drivetrain Project, Derek Fromm, Luke Opitz, Michael Juri, Olivier Côté

Mechanical Engineering

The Cal Poly Human Powered Vehicle Club is building a bike to surpass 61.3 mph in 2019. The club and their mentor, George Leone, have proposed a senior project to design, build, and test the drivetrain for this year’s human powered vehicle. Research into human powered vehicles and their drivetrains has shown that the power that a rider can output and the efficiency at which the rider can pedal depend extensively on the design of the drivetrain. Despite the existence of standard bicycle drivetrain designs, the senior project team has found that the best design to meet the club’s requirements …


Cal Poly Supermileage Drivetrain, Michael Bolton, Justin Miller, Heather Fields Jun 2018

Cal Poly Supermileage Drivetrain, Michael Bolton, Justin Miller, Heather Fields

Mechanical Engineering

The following report details the full design process used by the Cal Poly Supermileage Drivetrain (CPSMD) Senior Project team in designing a new drivetrain system for the Cal Poly Supermileage Vehicle (SMV) Team. Included is the development stages of each component, the manufacturing of our parts, the final solution’s assembly, the testing of the project, and the results from the 2018 Shell Eco-Marathon Competition. After collecting data from several tests, only the final drivetrain efficiency and final sprocket alignment remain unknown. Otherwise, the project came in under budget, within our weight tolerance, and met all the other design objectives. The …


Electric Vehicle Drivetrain, Jimmy Andrew King, Kevin Kristopher Moore, Charissa Cadence Seid Jun 2017

Electric Vehicle Drivetrain, Jimmy Andrew King, Kevin Kristopher Moore, Charissa Cadence Seid

Mechanical Engineering

This document serves to outline the design and development of Sharpell Technologies' ST5 electric vehicle drivetrain. Background research was conducted on various drivetrain components and testing methods, leading to the development of our drivetrain’s design requirements. Compiled in this report are the specifications of the components that will be integrated into our drivetrain design. All component calculations and specifications can be located in the appendices. An in-depth manufacturing plan features the modifications necessary to create several key components such as the shafts and housing. The assembly plan details a step-by-step process in which the components are arranged to ensure a …


Pedal-Powered Drivetrain System, Geremy J. Patterson, Callaghan Fenerty, Bradley Welch Jun 2017

Pedal-Powered Drivetrain System, Geremy J. Patterson, Callaghan Fenerty, Bradley Welch

Mechanical Engineering

No abstract provided.


Formula Hybrid Drivetrain Design, Zachary (Zak) Mcfarland, Alex Pruitt, William Domhart Jun 2012

Formula Hybrid Drivetrain Design, Zachary (Zak) Mcfarland, Alex Pruitt, William Domhart

Mechanical Engineering

The Formula Hybrid senior project group was tasked with designing and building a drivetrain system for the Cal Poly Society of Automotive Engineers (SAE) Formula Hybrid (FHSAE) team. FHSAE gave customer requirements for performance and geometry for the drivetrain and the FHSAE rulebook has guidelines regarding safety requirements. The team chose to compete in the electric category of the 2012 FHSAE competition. After getting feedback from previous car performance and researching different powertrain options, the senior project team arrived at three conceptual ideas. Using a quality function deployment method, the senior project team chose the concept where two motors independently …