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Tuesday, October 30, 2007 12:53:27 PM
Integrity Design Factors ....
Lets review in detail Integrity Specs
I have not spoken to designer or tech spec
I was informed fuel tanks are in the wings
Surprised it list 298 Gals capacity in specs
That means 149 Gals a wing
Aircraft Fuel is 6 pounds per gallon
Therefore 298 x 6 lbs = 1,788 lbs
or 894 lbs per wing
regards to equal consumption for balaced flight
Empty weight is 5,200 lbs
5,200 lbs + 1,788 lbs fuel = 6,988 lbs
20 passengers x 200 lbs = 4,000 lbs
6,988 lbs + 4,000 lbs = 10,988 lbs
10,988 lbs + 1,000 lbs cargo = 11,988 lbs
Maxium Ramp Weight = 10,000 lbs
170 knots x 1.15 = 197.5 mph
7 hrs n cruise x 197.5 = 1,382.5 miles
1,382.5 / 298 gals = 4.64 mpg
Integrity
Maximum Ramp Weight (lbs)/ 10,000
Empty Weight (lbs)/ 5,200
Maximum Useful Load (lbs) / 4,800
Total Fuel Capacity (US Gallons) / 298
Cruise Speed 10,000 FT kts/ 170
Endurance (10,000 ft) Long Range Cruise / 7.5 to 8 Hrs
Endurance (10,000 ft) Normal Cruise / 6.5 to 7 Hrs
Maximum Range (Nautical Miles) / >1000
Wing Loading Lbs/Square Foot / 29.67
Power Loading Lbs/shp / 10
Rate of Climb Expected (fpm) / >1000
Stall Speed Flaps Down KTS / <50
Take off Ground Roll (ft) / <1350
Landing Ground Roll (ft) / <844
Landing Over 50 ft Obstacle (ft)/ <1430
Cabin Volume (Cu. Ft aft of Pilot Seat)/ 360
Wing Span (ft)/ 53'
Length (ft)/ 49.6
Height (ft)/ 14.1
Engine/Horsepower/ Honeywell TPE331-12/1100
Propeller/ McCauley 5 Blade 87"
Max Seating FAR 23/Other/ 18/20
Cabin Floor to Ground 14"
1,100-hp Honeywell TPE 331-12 engine
Dove Bid Auction ......
http://www.dovebid.com/assets/display.asp?ItemID=xjd3317
http://en.wikipedia.org/wiki/Britten-Norman_Trislander
Lets review in detail Integrity Specs
I have not spoken to designer or tech spec
I was informed fuel tanks are in the wings
Surprised it list 298 Gals capacity in specs
That means 149 Gals a wing
Aircraft Fuel is 6 pounds per gallon
Therefore 298 x 6 lbs = 1,788 lbs
or 894 lbs per wing
regards to equal consumption for balaced flight
Empty weight is 5,200 lbs
5,200 lbs + 1,788 lbs fuel = 6,988 lbs
20 passengers x 200 lbs = 4,000 lbs
6,988 lbs + 4,000 lbs = 10,988 lbs
10,988 lbs + 1,000 lbs cargo = 11,988 lbs
Maxium Ramp Weight = 10,000 lbs
170 knots x 1.15 = 197.5 mph
7 hrs n cruise x 197.5 = 1,382.5 miles
1,382.5 / 298 gals = 4.64 mpg
Integrity
Maximum Ramp Weight (lbs)/ 10,000
Empty Weight (lbs)/ 5,200
Maximum Useful Load (lbs) / 4,800
Total Fuel Capacity (US Gallons) / 298
Cruise Speed 10,000 FT kts/ 170
Endurance (10,000 ft) Long Range Cruise / 7.5 to 8 Hrs
Endurance (10,000 ft) Normal Cruise / 6.5 to 7 Hrs
Maximum Range (Nautical Miles) / >1000
Wing Loading Lbs/Square Foot / 29.67
Power Loading Lbs/shp / 10
Rate of Climb Expected (fpm) / >1000
Stall Speed Flaps Down KTS / <50
Take off Ground Roll (ft) / <1350
Landing Ground Roll (ft) / <844
Landing Over 50 ft Obstacle (ft)/ <1430
Cabin Volume (Cu. Ft aft of Pilot Seat)/ 360
Wing Span (ft)/ 53'
Length (ft)/ 49.6
Height (ft)/ 14.1
Engine/Horsepower/ Honeywell TPE331-12/1100
Propeller/ McCauley 5 Blade 87"
Max Seating FAR 23/Other/ 18/20
Cabin Floor to Ground 14"
1,100-hp Honeywell TPE 331-12 engine
Dove Bid Auction ......
http://www.dovebid.com/assets/display.asp?ItemID=xjd3317
http://en.wikipedia.org/wiki/Britten-Norman_Trislander

