200 likes | 408 Views
Watermelon Thumper 5057. Zath Marable BAE 4213 April 9, 2008. Who needs it???. Farmers Harvesters Distributors Consumers. What is it?. 4 Basic Elements. Sensor. Actuator. Output Signal. Processor. What is it?. What is it?. What is it?. What is it?. What is it?. What is it?.
E N D
Watermelon Thumper 5057 Zath Marable BAE 4213 April 9, 2008
Who needs it??? • Farmers • Harvesters • Distributors • Consumers
What is it? 4 Basic Elements Sensor Actuator Output Signal Processor
What is it? • http://www.pbs.org/kcet/wiredscience/story/63-watermelon_thumping.html
Where can it be used? • In the field • In a truck • In a box • At home
Why??? • Farmers • Harvesters • Distributors • Consumers • Girlfriends
Does it work??? • Yes • Ripeness • Sugar content • Over-ripe • Rotting • No • Problems with location • Calibration
Does it work??? • Problems??? • Soil properties • Moisture content • Melon type Alternatives???
Sound vs Color and Sheen • Ease of Methods • Research • http://www.purdue.edu/UNS/html4ever/000714.Egel.watermelon.html • http://www.almanac.com/food/watermelonripe.php • Greenseeker?
Green Seeker? • Old Farmers Almanac • Research at Perdue -Color -Reflectance
Green Seeker? Using a Sensor to check for reflection would be a faster method… Same problems associated with checking for cereal grains… Problems are more easily solvable…
Questions? There are a few more slides, but now is a great time for questions.
The Beauty of the Web… While doing research on the web I found these and cannot deprive you of them… http://www.youtube.com/watch?v=98TEBk0jOzI&NR=1 http://www.youtube.com/watch?v=AexPuBei-Hk
Questions? Thank You