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

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

This quantity comprises ten papers on air site visitors and the surroundings ready by way of invited specialists for a seminar geared up by means of the German Aerospace study 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

Sample text

The classic technical solution to the problem of achievlnQ very good specific fuel consumption as well a~ favourable conditlons for reduced NO x 49 emission lies in the recuperated gas turbine engine with or without intercooler. The relativel~ low overall pressure ratio of the cycle featuring recuperator and lntercooler in comparison with the conventional cycle is illustrated in figure 14. e. with high compression and no heat· exchanger, corresponding to the state of the art of around the year 2000.

And most important (Figure 13): Sinee toxie substances are not involved, there is no chance of poisoning or suffocation as a consequence of the fire . - The security problem is one that is eommon to all eentralized technical systems, and in our case, a hydrogen aeronautical/space system, it is of worldwide dimensions , to be sure. pogon H, NolIinII Ccmpooicn lIdec:alIrWtirjt HoIIcI~(\OWlkJIi üPlllniy, w ar al2e3 K lIoirog Poft, Klall Anoophnl FNozin; Poft, K Spoc:l1c Holt', Jlg K HellclV.........

1, 1982, pp. 2~­ 41 and "A plan for active development of LH2 for use an aircraft", Int. J. Hydrogen Energy, Vol. 4, 1979, pp. 169-177. , "Hydrogen-fueled aircraft" in Hydrogen: Technology and Implications, Vol. 4, CRC Press, 1979. , Considerations Regarding Use of LH2 in Aircraft, Hydrogen Technology Conference, 4/5 June 1986, NASA Lewis RC. 6] DGLR/DFVLR International Symposium, Hydrogen in Air Transportation, 1979, and Hydrogen in Air Transportation - Supplement, 1979 . [ 7] Hydrogen in air transportation ad hoc executive group, An international research and development program for LH2-fueled aircraft, July 1980.

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