C K REFERENCE - BLR Aerospace Charts.pdf · UH-1H with Lycoming T53-L-13B Engine and Metal Main...

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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 0 100 200 300 400 500 600 700 800 900 0 2000 4000 6000 8000 10000 12000 14000 16000 Density Altitude Additional Payload (lbs) BLR COMPANY FLIGHT TEST DATA FOR REFERENCE ONLY

Transcript of C K REFERENCE - BLR Aerospace Charts.pdf · UH-1H with Lycoming T53-L-13B Engine and Metal Main...

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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FAA-Approved Operator’s 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 OPERATOR’S MANUAL EXCEPT THE FOLLOWING:

HOVER CEILING MAXIMUM TORQUE POWER AVAILABLE (30 MINUTE OPERATION)

324 ROTOR/6600 ENGINE RPM

BLR H

over Ceiling Sheet 1 Strake O

nly UH

-1F Rev IR

1.JNB

GROSS WEIGHT - LB(OGE)6000 6500 7000 7500 8000 8500 9000 9500

PRES

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E AL

TITU

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- FEE

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-2000

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8500

9000

SKID HEIGHT - F

EET

50 (O

GE)

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

-20-40-30

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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

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HT 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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BLR_logo_C.pdf 1 9/13/10 1:59 PM

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BLR_logo_C.pdf 1 9/13/10 1:59 PM

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BLR_logo_C.pdf 1 9/13/10 1:59 PM