UH 1H Charts
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Transcript of UH 1H Charts
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UH-1H with Lycoming T53-L-13B Engine and Metal Main Rotor Blades OGE Hover Performance Improvement with BLR FastFin System
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0 2000 4000 6000 8000 10000 12000 14000 16000Density Altitude
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s)
BLR COMPANY FLIGHT TEST DATA
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FAA-Approved Operators Manual Supplement NASA / BLR Dual Tail Boom Strakes for: Helicopter Models: UH-1F, UH-1P & TH-1F
with Lycoming T53-L-13B Engine and Metal Main Rotor Blades
2 Document No. RFMS-BH205-10 FAA-Approved May 8, 2007
CHAPTER 7 PERFORMANCE NOTE ALL ITEMS REMAIN AS IN BASIC OPERATORS MANUAL EXCEPT THE FOLLOWING:
HOVER CEILING MAXIMUM TORQUE POWER AVAILABLE (30 MINUTE OPERATION)
324 ROTOR/6600 ENGINE RPM
BLR Hover Ceiling Sheet 1 Strake Only UH-1F Rev IR1.JNB
GROSS WEIGHT - LB(OGE)6000 6500 7000 7500 8000 8500 9000 9500
PRES
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ITUD
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EET
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GROS
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SKID
HEIGH
T - FE
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50 (OG
E)
FAT 20 30 40 50
0oC .2 .3 .4 .5
-20oC .4 .6 .8 1.0
-40oC 1.4 2.1 2.8 3.5
-50oC 2.4 3.6 4.8 6.0
-60oC 4.0 6.0 8.0 10.0
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TORQUE CORRECTION PSI*
FAT - oC
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CALIBRATED TORQUE-PSI
*When operating at or below 0oC increase the calibrated torque determined from sheet 2 by the amount shown in the table to determine torque required. See example on sheet 2.
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CORRECTION TABLE:
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1510
EXAMPLE WANTED
GROSS WEIGHT TO HOVER
KNOWN
PRESSURE ALTITUDE = 10600 FEETFAT = 10oCSKID HEIGHT = 2 FEET
METHOD
ENTER PRESSURE ALTITUDEMOVE RIGHT TO FATMOVE DOWN TO SKID HEIGHTMOVE LEFT, READ GROSS WEIGHTTO HOVER = 8810 POUNDS
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10 MAXIM
UM W
EIGHT LIMIT (9000 LB)
FIGURE A-5 Hover Ceiling Max Torque Available (30 min) USAF UH-1F, UH-1P & TH-1F with Lycoming T53-L-13B Engine and Metal Main Rotor Blades
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BLR_logo_C.pdf 1 9/13/10 1:59 PM
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FOR
REFE
RENC
E
ONLY
C
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CM
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BLR_logo_C.pdf 1 9/13/10 1:59 PM
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FOR
REFE
RENC
E
ONLY
C
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CM
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K
BLR_logo_C.pdf 1 9/13/10 1:59 PM
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FOR
REFE
RENC
E
ONLY
C
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Y
CM
MY
CY
CMY
K
BLR_logo_C.pdf 1 9/13/10 1:59 PM