1 Tiny Tractors Monthly| February 2018

Tiny Tractors Monthly

Issue #004 February 2018 Welcome'Over the past month the tractor build is coming along great so far. We are very close to having a rolling chasis. The elecrical and control circuits are in progress and are progressing well.

Testing'Team'''The testing team has been testing the individual components within our drive train such as the generator and electric motor. We are slowly adding components to the testing apparatus.

Figure 1 –Generator Unit Testing

Figure 2 –Assembly Progress

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Tractor'Model'Progress''Updated tractor model with driver console. The console will have a 7” touch screen display this year.

Drive'Train'Progress'''We have received a few transmission components from various places such as the planetary set, transmission input brake, and the front transmission cover.

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Figure 3 – Updated Model Overview

Figure 4 – Planetary Set

Figure 5 –Transmission Input Brake from Mayr

Figure 6 – Front Transmission Cover from Elmer’s Mfg

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'''Electrical/Controls'Progress Below is an working user interface, which has two different modes on the left hand side, automatic and manual. In the middle of the screen is a speedometer, to display the wheel speed. On the right hand side of the display, it shows different sensor outputs.

In the image below, is our fully functional closed loop in manual mode. We have tested both manual and automatic modes in our prototype.

Report'Progress''Our team is required to submit a total of three reports, a cost report, a design report, and a design log. All three reports are in progress. Thank you to our sponsors for their continued support.

Figure 7 – Touch Screen Display

Figure 8 – Manual Mode Testing

Figure 9 – Soldered PCB