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Project tubeflight : phase 1, feasibility study : final report for the period Dec 10, 1965 - Sept 9, 1966 prepared for the…

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IB-20 the penetration of the fluid blades was aided in this case by buoyancy effects resulting from the hot smoke. The…
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IB-21 The use of shadowgraphic techniques was also attempted by Johnston, but without success. The problem here was that of…
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IB-22 2) Temperature, velocity, and density differences between primary and secondary flows; 3) Shape of the rotor afterbody…
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IB-23
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AREA II THE SUPPLY OF HIGH FREQUENCY roWER TO A TUBE GUIDED VEHICLE (reported by D. Arden, J. Bradshaw, K. E. Mortenson)…
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FIG'lJIUCII .. A-J. ~r~AJJ RAD~INGSYSTEM I;':~' ' .', , 1I-2
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reflecting plate was placed five quarter wavelengths behind the radiators. This simple system gave 70% efficiency with a…
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Two theoretical results on the scattering ~roperties have been obtained which will enable a more systematic ap~roach to be…
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the TE01 ' due to bends, ellipticity of the guide walls and discontinuities. The purity of the mode launched or…
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_.- E FIELD H FIelD TEg. MODE,. OPEN GUIDE . e 1'EOi MODE, COAXIAL CUIDE: / ' / DL-----~----~~--~--~ o ~.…
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/0 , g ~ 2. FIGURE n-B-z.~ ATTENUATION II-7
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~1 ~ TM21 ~1110 'rl\1 ~1 ~1 ~ TMa1 TM02 95 _.~122 'IM 22 150 ~2 165 TM42 193 ~2 212 TE03 175…
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TABLE II-a 2.. MODES EROPAGATING AT 230 MCPS IN COAXIAL REGION BETWEEN TUBES OF 9 l AND 18 I DW,:1ETER, AND THEIR CUTOFF…
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the radius a/2 except for fins and pods and propellor, and its cross-section o will intercept about a ~uarter of the power…
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t -- . i 1 II -tS / / . .. <'J I (.) I ~ .. 7 o ~.~ H II-ll
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power efficiency be achieved and that, as will be discussed shortly, the resulting direct current be well filtered. Many…
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D.C. H D.C. RECTIFIER ............. FILTER LOAD R.f .. ::>---I BANDPASS H TRANSMISSION FILTER MEDIA VEHICULAR POWER…
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R.F. 10 db Source 220mc Attenuator (!) ® :21 g:Ire II - : .... .) Backward Wove I Reflected Incident Power Power…
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In an actual vehicular imFlementation, the inductance and capacity particularly inherent in such apparatus as motors might…
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11-16 TABLE II-D EFFICIENCIES MEASURED ON SIX DIODE TYPES Diode Type Efficiency Computer diode, silicon, recovery time of…
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II-17 Shottky barrier units typically yield only about 30 volts breakdown voltage, but some have been constructed with 50.…
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Finally, if motors having an efficiency of 95% are used, 800 diode pairs would deliver 10,000 horsepower. Each diode would…
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APPENDIX II-Al EXPERIMENTAL RESULTS FOR A SIMPLE RADIATOR As noted in the main text of this report, for the experimental…
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The results so far obtained are indicated in Figure II-la. In each section, a) through d) of this figure, the efficiency of…
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, . I 0;7 A: Bu.1ted t' Ged1on~ 'l( 0,'5" .0.3 1./ "'~ .---J / / I 0.1 " I ,,…
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