Variable Rate Nozzles By: Kyle Dollins. What Can VRT Be Used For?
-
Upload
merry-joseph -
Category
Documents
-
view
215 -
download
1
Transcript of Variable Rate Nozzles By: Kyle Dollins. What Can VRT Be Used For?
Variable Rate Nozzles
By: Kyle Dollins
What Can VRT Be Used For?
• Change Rate every 10 Foot
• Low Speed• Same Rate For
Entire Boom
• Multiple Pumps• Multiple Valves
Ramp Strips
J2 Ramper
Rendal Ramper
Change in Ground Speed
• Slow Down For Rough Spot
• Change Rate For Entire Boom
• Hydraulic Driven Pump
• Electric Driven Pumps
• Solenoid Valves
Change in Recommended Rate
• Green Seeker
• Aerial Maps
• Management Zones
Problems With VRT
• Speed of Change– 15 mph = 22 ft/sec– To Treat By Foot
• Rate Must Change in 0.045 seconds
• Nozzle Speed Limits Resolution
• Orifice Flow– To Double Flow– Pressure Must Be Quadrupled
Types of Variable Rate
• Change rate of Entire Boom– Pressure Change– Stepped Pumps
• Change Rate of Individual Nozzles– Electronic Controlled Sprayer Nozzles
VariTaget Nozzle
• Spray Speeds 2-20 mph
• 100 psi Max Pressure
• 5 to 40 gpa
• $50 Nozzle
• Adjusted by electronic flow rate controller
Turbo Drop Nozzle
• $30 Per Nozzle
• 20-120 psi
• 0.07 – 1.73 gpm
• Adjusted by electronic flow rate controller
Electric Solenoids
• Three solenoids per Sensor– 1X– 2X– 4X
• Changes rate in 0.1 seconds
• Most Expensive
Questions?