Download Air Traffic and the Environment — Background, Tendencies and by H.-G. Nüßer, A. Schmitt (auth.), U. Schumann (eds.) PDF

By H.-G. Nüßer, A. Schmitt (auth.), U. Schumann (eds.)

This quantity comprises ten papers on air site visitors and the surroundings ready through invited specialists for a seminar prepared via the German Aerospace examine institution (DLR) on November 15 and sixteen, 1990 in Bonn, Germany.

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Extra resources for Air Traffic and the Environment — Background, Tendencies and Potential Global Atmospheric Effects: Proceedings of a DLR International Colloquium, Bonn, Germany, November 15/16, 1990

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FTf 'UIUR"Ul. W. W. 3 ' 732 kg 22 006 kg Fuelload 9725 kg Payload 680 kg Crew 2 Wing Ares 2 400 m 304 -2 Engines 2 r-:::::=====:~=~=~~ I --;:-~ ~I-C: Souree : Loekbeed; G. Brewer (1979) Fig. C. Mulready, Pratt & Wbitney (1979); G. Brewer, Loekbeed (1979) Fig. 5 LH 2-fueled engine prototypes for CL-400 reconnaissance aircraft study justified by the twofold to threefold increase in mission duration. In autumn 1979 the DGLR (German Society for Aeronautics and Astronautics) and the DFVLR (German Aerospace Research Establishment) hosted in Stuttgart a four-day symposium with wide international participation on "Hydrogen in Air Transportation.

Sponsored by the Federal Ministry of Research and Technology, starting in 1983 in con~unction with MBB MTU thus carried out a study to establish if the sald economic advantages of the unshrouded propfan over the turbofan exist in fact. The flndings showed that the reduction in direct operating costs, attainable with the more favourable counter-rotating propfan, of a short to medium-haul airliner of the Airbus A320 class is marginal because any advantages offered by the considerable reduction in specific fuel consumption are largel~ offset by the higher installation weight and cost of the engine.

The future of hydrogen - an analysis at world level with a special look at air transport", Int. J. Hydrogen Energy, Vol. 12, No. 2, 1987, pp 61-70. [23) Zimmerli, W. , "The Quest for the Best. On the Responsibility of Scientists and Engineers" in Bergmann, H. W. ), Optimization: Methods and Applications, possibilities and Limitations, Springer, 1989, pp. 1-21. For Further Reading 1. , "Comparing Hydrogen and Hydrocarbon Booster Fuels", J. Spacecraft, Vol. 25, No. 1, pp. 92-94. 2. , Canada, and Europe, 1985.

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