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 J 2 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 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 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?