The title of our study is "Design and Fabrication of an Agricultural Spraying Attachment for an Autonomous Rover" we need help in the machine design part of our study, specifically Pump selection, battery selection, and center of gravity computation I already sent you the image of the rover Rover weight capacity 35 kilo grams (payload) Rover measurements: Wheel distance - 14.5 inches and 8.5 inches Rover platform size (width & length) 14.4 inches x 10.4 inches Height- 15.8 inches. Water tank selection More or less 25 liters *For tank selection we need to justify the size with the center of gravity, proving that is the maximum dimension or liters of the tank because the center of gravity will be higher making the rover prone to toppling Pump selection *Our sprayer design has two nozzles which splits using a tee splitter, we need to find the size of the pump to obtain the same discharge rate of a normal sprayer. A normal sprayer has a 12V pump and a pressure from 0.2 to 0.45 mpa (30-65 psi) The application rate of the main pesticide is 9.6 - 19.2 fl oz/A (Brigade Insecticide for sweet potato) Thai was the initial deign where the water tank is above the battery and pump, but we changed our mind, now it is the battery and pump above the water Battery selection * once the size of the pump has been selected what battery should be used for that pump. Commonly a knapsack sprayer has a 16 liters tank, 12v pump, pressure from 0.2 to 0.45 mpa (30-65 psi). Droplet Size is Medium 236-340 microns. . Speed of rover - 5kph Spray width - 30cm How long will Battery Run - 3Hrs Mass of Rover -20kg Mass of water tank -1.25kg. water tank capacity is 25L Advance maths

Elements Of Electromagnetics
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ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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The title of our study is "Design and Fabrication of an Agricultural Spraying Attachment for an Autonomous Rover" we need help in the machine design part of our study, specifically Pump selection, battery selection, and center of gravity computation I already sent you the image of the rover Rover weight capacity 35 kilo grams (payload) Rover measurements: Wheel distance - 14.5 inches and 8.5 inches Rover platform size (width & length) 14.4 inches x 10.4 inches Height- 15.8 inches. Water tank selection More or less 25 liters *For tank selection we need to justify the size with the center of gravity, proving that is the maximum dimension or liters of the tank because the center of gravity will be higher making the rover prone to toppling Pump selection *Our sprayer design has two nozzles which splits using a tee splitter, we need to find the size of the pump to obtain the same discharge rate of a normal sprayer. A normal sprayer has a 12V pump and a pressure from 0.2 to 0.45 mpa (30-65 psi) The application rate of the main pesticide is 9.6 - 19.2 fl oz/A (Brigade Insecticide for sweet potato) Thai was the initial deign where the water tank is above the battery and pump, but we changed our mind, now it is the battery and pump above the water Battery selection * once the size of the pump has been selected what battery should be used for that pump. Commonly a knapsack sprayer has a 16 liters tank, 12v pump, pressure from 0.2 to 0.45 mpa (30-65 psi). Droplet Size is Medium 236-340 microns. . Speed of rover - 5kph Spray width - 30cm How long will Battery Run - 3Hrs Mass of Rover -20kg Mass of water tank -1.25kg. water tank capacity is 25L Advance maths
Water tank selection
More or less 25 liters
*For tank selection we need to justify the size with the center of gravity, proving that is the
maximum dimension or liters of the tank because the center of gravity will be higher making
the rover prone to toppling
Pump selection
*Our sprayer design has two nozzles which splits using a tee splitter, we need to find the
size of the pump to obtain the same discharge rate of a normal sprayer. A normal sprayer
has a 12V pump and a pressure from 0.2 to 0.45 mpa (30-65 psi)
The application rate of the main pesticide is 9.6- 19.2 fl oz/A (Brigade Insecticide for sweet
potato)
Thai was the initial deign where the water tank is above the battery and pump, but we
changed our mind, now it is the battery and pump above the water
Battery selection
* once the size of the pump has been selected what battery should be used for that pump.
Commonly a knapsack sprayer has a 16 liters tank, 12v pump, pressure from 0.2 to 0.45
mpa (30-65 psi)
Spray Quality
Extremely Fine
Very Fine
Fine
Medium
Coarse
Very Coarse
Extremely Coarse
Ultra Coarse
Size of
Droplets
Small
Large
VMD Range
(Microns)
<60
61-105
106-235
236-340
341-403
404-502
503-665
>685
Droplet Size is Medium 236-340 microns
Color Code
Purple
Red
Orange
Yellow
Blue
Green
White
Black
Retention on
Difficult to Wet Leaves
Excellent
Excellent
Very Good
Good
Moderate
Poor
Very Poor
Very Poor
Used for
Exceptions
Exceptions
Good Cover
Most Products
Systemic
Herbicides
Soil Herbicides
Liquid Fertilizer
Liquid Fertilizer
Drift
Potential
High
Low
Transcribed Image Text:Water tank selection More or less 25 liters *For tank selection we need to justify the size with the center of gravity, proving that is the maximum dimension or liters of the tank because the center of gravity will be higher making the rover prone to toppling Pump selection *Our sprayer design has two nozzles which splits using a tee splitter, we need to find the size of the pump to obtain the same discharge rate of a normal sprayer. A normal sprayer has a 12V pump and a pressure from 0.2 to 0.45 mpa (30-65 psi) The application rate of the main pesticide is 9.6- 19.2 fl oz/A (Brigade Insecticide for sweet potato) Thai was the initial deign where the water tank is above the battery and pump, but we changed our mind, now it is the battery and pump above the water Battery selection * once the size of the pump has been selected what battery should be used for that pump. Commonly a knapsack sprayer has a 16 liters tank, 12v pump, pressure from 0.2 to 0.45 mpa (30-65 psi) Spray Quality Extremely Fine Very Fine Fine Medium Coarse Very Coarse Extremely Coarse Ultra Coarse Size of Droplets Small Large VMD Range (Microns) <60 61-105 106-235 236-340 341-403 404-502 503-665 >685 Droplet Size is Medium 236-340 microns Color Code Purple Red Orange Yellow Blue Green White Black Retention on Difficult to Wet Leaves Excellent Excellent Very Good Good Moderate Poor Very Poor Very Poor Used for Exceptions Exceptions Good Cover Most Products Systemic Herbicides Soil Herbicides Liquid Fertilizer Liquid Fertilizer Drift Potential High Low
The title of our study is "Design and Fabrication of an Agricultural Spraying Attachment for
an Autonomous Rover"
we need help in the machine design part of our study, specifically Pump selection, battery
selection, and center of gravity computation
I already sent you the image of the rover
Batytery and Pump
water tank
rover
Rover weight capacity 35 kilo grams (payload)
Rover measurements:
Wheel distance - 14.5 inches and 8.5 inches
Rover platform size (width & length) 14.4 inches x 10.4 inches
Height- 15.8 inches
Transcribed Image Text:The title of our study is "Design and Fabrication of an Agricultural Spraying Attachment for an Autonomous Rover" we need help in the machine design part of our study, specifically Pump selection, battery selection, and center of gravity computation I already sent you the image of the rover Batytery and Pump water tank rover Rover weight capacity 35 kilo grams (payload) Rover measurements: Wheel distance - 14.5 inches and 8.5 inches Rover platform size (width & length) 14.4 inches x 10.4 inches Height- 15.8 inches
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