Uploads by Hkhenson

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This special page shows all uploaded files.

File list
Date Name Thumbnail Size Description Versions
02:40, 19 June 2020 space farm graphic.png (file) 1.23 MB   1
18:38, 15 July 2019 LaserDetail.jpg (file) 44 KB   1
18:35, 15 July 2019 3GWLaser.jpg (file) 31 KB   1
21:49, 30 December 2018 Oil Drum Rays of Hope with pix.doc (file) 1.11 MB out of date file. historical reasons only 1
17:17, 20 October 2017 REL2.pdf (file) 7.03 MB   1
18:22, 3 June 2017 Skylon and StratoLaunch.jpg (file) 88 KB   1
21:53, 29 November 2016 SMF 1975 Closed Ecosystems Chapter.pdf (file) 616 KB Space Farm paper from long ago. 1
03:31, 10 March 2014 Uplift after hemingway.doc (file) 100 KB MsUpload 1
05:21, 21 December 2013 Solar PV Experience.jpg (file) 73 KB Price per watt vs cumulative installations of PV. 1
19:50, 10 September 2013 Power Satellite business model with CO2.xls (file) 208 KB Excel model of power satellite business by quarters. 1
21:47, 2 September 2013 SkylonLaser.jpg (file) 893 KB Laser powered modified Skylon near the end of acceleration to LEO on hydrogen heated by 3 GW of lasers located in GEO. The exhaust velocity of the hot hydrogen is close to 7.5 km/s. Base artwork courtesy of Reaction Engines, Ltd., modified by Barbar... 1
15:57, 29 June 2012 Power sat PandL.jpg (file) 44 KB First cut power sat P&L, laser propulsion 1
15:48, 29 June 2012 Laser propulsion business model.xls (file) 182 KB First cut at a business model using lasers in space to provide propulsion for LEO to GEO and then end of air breathing to LEO Produced by Keith Henson June 29, 2012 1
15:10, 15 September 2011 Re radiation gausian input.xls (file) 135 KB Error in computation of Reynolds number 2
14:54, 24 August 2011 Heater.jpg (file) 55 KB Output of model, gausian heating of flowing hydrogen. 1
16:01, 22 July 2011 Space Radiator.jpg (file) 48 KB Collector plus radiator area per kW as a function of radiator temperature. Created by Keith Henson and posted under creative commons license. 1
23:05, 24 June 2011 Exhaust velocity vs cost.pdf (file) 15 KB Based on a calculation I ran of the cost per kg to GEO vs the exhaust velocity for a Skylon. Data on request. 1
17:07, 24 April 2009 Rocket mass ratio versus delta-v.png (file) 27 KB mass ratio graph 1