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Air NZ 767 Winglets

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Old 13th Jul 2009, 20:24
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Air NZ 767 Winglets

First one has arrived by the looks.


http://www.nzherald.co.nz/nz/news/ar...ectid=10584220

Last edited by blah blah blah; 13th Jul 2009 at 20:35.
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Old 13th Jul 2009, 22:48
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Air NZ hopes wing tips slash fuel bill
4:00AM Tuesday Jul 14, 2009

An Air New Zealand Boeing 767 with the new winglets arriving at Auckland yesterday. Photo / Supplied

Air New Zealand hopes that new 3.4m-high wing tips on its fleet of Boeing 767 aircraft will reduce its fuel consumption by more than six million litres a year.

The airline's first 767-300ER aircraft fitted with blended winglets landed at Auckland Airport yesterday.

The blended winglets make the aircraft's wing more efficient by reducing drag, cutting fuel use and emissions.

An Air New Zealand spokesman said the blended winglets also enabled aircraft to climb faster and improved payload performance.

The airline is also installing dryers to reduce moisture trapped in the insulation between the aircraft's outer-skin and cabin lining. They will remove about 200kg of water from each aircraft, cutting weight and fuel consumption.

- NZPA
I always knew the Kiwis were cheap but this takes the cake!!

What they will find is all the bogans with dry noses from the reduced cabin moisture will be picking their noses and smearing their boogies on the seat backs
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Old 13th Jul 2009, 23:23
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Piccie here!

JetPhotos.Net Photo » ZK-NCG (CN: 26912) Air New Zealand Boeing 767-319(ER) by Colin Parker - The Hong Kong Spotters

Arrival of New Winglets in New Zealand

(July 13, 2009) -- Air New Zealand's first Boeing 767-300ER aircraft fitted with new blended winglets is due to land at Auckland International Airport this morning.

The airline estimates that it will save more than six million litres of fuel and 16,000 tonnes of carbon emissions annually with the installation of the new performance-enhancing blended winglets on its fleet of Boeing 767 aircraft.

The blended winglets, which have been developed by Aviation Partners Boeing, are 3.4 metre high wing-tip devices. They make the aircraft's wing more efficient by reducing drag, increasing lift and significantly improving fuel use and reducing emissions.

Air New Zealand General Manager Airline Operations Captain David Morgan said the installation of the blended winglets are part of Air New Zealand's on-going drive to be the world's most environmentally sustainable airline.

"Air New Zealand has been at the forefront of finding ways to minimise our environmental impact, examining every aspect of our flight operations to reduce carbon emissions by saving fuel. "

In addition to significant fuel savings and reduction in carbon emissions, the blended winglets provide additional commercial benefits for aircraft operating services on longer sectors including enabling the aircraft to climb faster and improving payload performance.

"In parallel we've also begun installing Zonal Dryers on our 767 fleet with this aircraft the first to have the system installed," says Captain Morgan.

The electrically-powered dryers, designed by CTT Systems in Sweden, reduce moisture trapped in the insulation between the aircraft's outer-skin and the cabin lining. They will remove around 200kgs of water from each aircraft, reducing weight, fuel consumption and most importantly reducing carbon emissions.

Each passenger exhales around 100 grams of water an hour and the cold outside temperatures at altitude generate significant condensation which is retained in the aircraft insulation.

"Through this environmental initiative we estimate the zonal dryers will save an additional 320,000 litres of fuel and 800 tonnes of carbon emissions annually across the fleet of five 767 aircraft," says Captain Morgan.

Source : Air New Zealand
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Old 14th Jul 2009, 01:13
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Saw it on the ground in HKG the other day, looks pretty cool i must say!!
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Old 14th Jul 2009, 08:17
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"Through this environmental initiative we estimate the zonal dryers will save an additional 320,000 litres of fuel and 800 tonnes of carbon emissions annually across the fleet of five 767 aircraft," says Captain Morgan.
Could Mr Morgan please explain how one can save 800 tonnes of carbon emissions when one has only saved approx 256 tonnes of fuel.
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Old 14th Jul 2009, 08:29
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Funky airline math which they learn when becoming management. I could cynically suggest similar math is used for all sorts of mgmt methods of shafting us!!

In the mean time...... I have winglet envy.
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Old 14th Jul 2009, 09:18
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Simple explanation

To the fuel, you need to add 2 Oxygen atoms per carbon atom (CO2). The emission is measured as the total output (C + O), not just the amount that goes in the tanks.

Have a look at the periodic table - carbon if I recall ( learnt a very long time ago) is No 6 with Oxygen at 8 so the theory is that oxygen should be slightly heavier per atom.

256 tons of fuel (yes I know it is not all carbon) multiplied by 3 gets close to 800 tonnes quoted , less a factor I suppose for the H20 emitted as part of the reaction.

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Old 14th Jul 2009, 20:39
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N-BW with total rubbish you contributed on another thread, which was removed no doubt by a moderator, I had hoped your membership had been cancelled. You really should get help. Your life will be a misery if you continue the way you are.
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Old 14th Jul 2009, 21:03
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Is it just me or is Green Goblin an idiot as well. Judging by this coment and his post on the light twin crash, I think he has a lot to learn about flying yet.
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Old 14th Jul 2009, 22:41
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6.25%?

Correct me if I'm wrong (I know there's plenty who'll correct me even if I'm right) the winglets are 50 times more effective than the dryers; therefore, they are equivalent to 10 TONNES in weight saving!!! That's huge! Let's assume (sorry) an average weight of 160 t would make an average equivalent weight saving of 6.25%. Congratulations on having a management using their brains, I applaude them. Even after amortisation, depreciation etc. this must add value to the second-hand aircraft as well.
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Old 14th Jul 2009, 23:38
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winglets

The winglets always seem to add a really nice "look" to the older aircraft, and it all has to be good. Talked to a VIP 727 driver in the ME who had the winglets installed, and his comment was that the aircraft gained 2000 feet in optimum altitude and a .01 mach increase with the same fuel flows.
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Old 15th Jul 2009, 01:32
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Look the dogs b**locks if you ask me, and a very smart way to get more economy out of an old airframe. It's a win-win... they look good and they improve efficiency. No doubt they also improve takeoff performance allowing for lower takeoff thrust settings. Air NZ management are by and large demonstrating a good level of innovation during these tough times. I don't think they will be going to the wall any time soon. PS I don't work for them.
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Old 15th Jul 2009, 03:29
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The dryer's economic effect is more from reducing corrosion than on fuel savings due to weight reduction.

You could achieve that sort of weight reduction by leaving off a couple of pax - would you notice the difference in fuel flow then?
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Old 15th Jul 2009, 07:38
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How many years of fuel saving to pay for the winglets?
I heard 12-13, if that is so they will be pretty old by that time!
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Old 15th Jul 2009, 08:01
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I read somewhere that the cost was about 4 mill per aircraft. If the fuel savings per year (from above article) are 6,000,000 litres then that is 1,200,000 per aircraft per year.

What cost /litre. If $1 then about 3.33 years. If 50c then 6.66 years.
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Old 15th Jul 2009, 08:12
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A few years ago, Qantas did the sums on fitting them and came to the conclusion that the aircraft would have to operate for 10 years before the savings offset the installation cost. Also, the savings achieved from winglets is greater when the average sector length is longer - Qantas has been using the majority of their B767's on short domestic sectors for some years now whereas the Air NZ B767 fleet flys longer international sectors thus making the installation of winglets more viable.

The company that manufactures the blended winglets may have reduced the price since QF did the sums in order to stimulate demand.

The second batch of QF B738's (VH-VY_ series) were originally going to be delivered without winglets because of their huge cost, but when the price was discounted, Qantas changed the order to include them.
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Old 15th Jul 2009, 09:06
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Rumour is that there is some sort of "quid pro quo" deal with Boeing on the winglets because of the delay on Air NZs 787s.
The "recommended retail price" poibably doesn't apply
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Old 15th Jul 2009, 11:34
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Saw the said 767 in MEL tonight, looked pretty good (although it was in the dark). Looked like a big B737NG.

The Chef
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Old 15th Jul 2009, 20:37
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The above post just illustrates the mentality of some s#it for brains bun chuckers. I wish only pilots could post on this forum...............
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Old 15th Jul 2009, 21:47
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winglets

N-BW

Hay man, you going to be alright?
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