Brad Fritz Clint Hoffmann Phil Jank USDA ARS Aerial Application Technology Research Group College Station Texas Why Update the Models Updated Measurement System Sympatec instead of PMS ID: 692797
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Slide1
Update to the USDA ARS Aerial Spray Nozzle Models
Brad Fritz, Clint Hoffmann, Phil Jank
USDA ARS
Aerial Application Technology Research Group
College Station, TexasSlide2
Why Update the Models?
Updated Measurement
System
Sympatec instead of PMS
New High Speed Wind tunnel
Speed increased 160 mph
→
180+
mph
Increased operational ranges
Pressure – 60
→
90 psi
Airspeed
– 160
→
180 mph
Orientation angle – 20
°
→
45
° (SS nozzles)
CP11TT with FF tips not included in the current models
Current models
→
Spraying System FFsSlide3
Nozzles and Settings
Nozzles Included:
CP11TT 20, 40 and 80
°
FF
CP03
and CP09
Steel and Ceramic Disc Core 45
Standard Spraying Systems 40 and
80
°
FF
CP11TT Straight Stream
Disc Core Straight Stream
Davidon
TriSetSlide4
Nozzles and Settings in New Models
Only Fixed-Wing updated this
year
Rotary-Wing models – end of 2015
Excel Interface Updated
All nozzles in single Excel File
Smartphone
apps being updated.High / Low Speed vs Fixed / Rotary WingLow Speed < 120 mphHigh Speed >120 mphNew “Choose Solution”Slide5
New Model FormatSlide6
New Model FormatSlide7
Understanding Each Nozzle
Each nozzle can be operated at a large number of unique combinations of:
Orifice Size
Pressure
Orientation Angle
Airspeed
Where do you start?Slide8
COARSE
MEDIUM
FINE
Orifice
#15
Deflection Angle
0
°
Pressure
AirspeedSlide9
COARSE
MEDIUM
FINE
#12
15°
#
15
0°Slide10
COARSER
Airspeed
Orifice
Deflection Angle
Pressure
FINER
FINER
COARSERSlide11
Standard 80
° Flat FanSlide12
CP11TT Straight StreamSlide13
Where to Get Them
Will be posted to the NAAA website.
A
big Thanks to NAAA for hosting these
.
Apple and Google Play Store Apps
Search “Aerial Sprays”
Visual Guides Available Soon