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代写英国硕士论文-HAROLD EDGERTON IN WORLD WAR II( The Structure of E

时间:2012-05-23 14:02来源:未知 编辑:留学生作业 点击:
HAROLD EDGERTON IN WORLD WAR II( The Structure of Engineering Revolutions)由英国硕士论文润色专家提供资源,讲述了二战的一个著名人物。

HAROLD EDGERTON IN WORLD WAR II( The Structure of Engineering Revolutions)由英国硕士论文润色专家提供资源,讲述了二战的一个著名人物。

Roozbeh Ghaffari
Ozge Nadia Gozum
Katherine Koch
Amy W. Ng
Hua Fung Teh
Peter Yang
December 15, 2000
6.933 The Structure of Engineering Revolutions
Prof. Mindell, Prof. Pratt, E. Miller
Harold E. Edgerton
2
66402 HAROLD EDGERTON IN WORLD WAR II
INTRODUCTION________________________________________________________________ 4
PRE-WORLD WAR II ___________________________________________________________ 6
THE BASIC STROBE CIRCUIT _____________________________________________________ 6
PRE-WAR APPLICATIONS OF THE STROBOSCOPE AND EDGERTON WORK AT MIT________________ 8
EDGERTON扴 COGNITIVE STYLE __________________________________________________ 10
WORLD WAR II ______________________________________________________________ 13
WORLD WAR II CHANGES RESEARCH AT MIT_________________________________________ 14
AERIAL RECONNAISSANCE PHOTOGRAPHY___________________________________________ 14
WORLD WAR I AERIAL PHOTOGRAPHY ____________________________________________________ 14
FLASH BOMB________________________________________________________________________ 15
EDGERTON JOINS THE WAR EFFORT _______________________________________________________ 16
DEVELOPMENT OF ELECTRONIC FLASH FOR NIGHT AERIAL RECONNAISSANCE _________________ 16
SYSTEM DESIGN _____________________________________________________________________ 17
THEORY FOR FLASH LIGHT SOURCES______________________________________________________ 19
TECHNICAL ISSUES ___________________________________________________________________ 20
THE SIX ELECTRONIC FLASH MODELS _____________________________________________ 22
BROADENING OF APPLICATIONS OF STROBE TECHNOLOGY_______________________________ 26
BALLISTIC TESTING___________________________________________________________________ 27
AIRCRAFT BEACONS __________________________________________________________________ 28
EDGERTON扴 WORKING STYLE DURING THE WAR______________________________________ 30
CONDUCTING RESEARCH_______________________________________________________________ 30
PRESENTING HIS WORK________________________________________________________________ 32
INTERACTION WITH PEOPLE_____________________________________________________________ 35
POST-WAR__________________________________________________________________ 36
EDGERTON, GERMESHAUSEN, & GRIER, INC. ________________________________________ 37
EG&G BEGINNINGS __________________________________________________________________ 37
EG&G AND WORLD WAR II ____________________________________________________________ 38
THE RAYTHEON CONNECTION ___________________________________________________________ 38
FORMATION OF EG&G, INC. ____________________________________________________________ 38
EG&G TODAY ______________________________________________________________________ 40
INFLUENCE ON EDGERTON扴 WORK_______________________________________________________ 40
CONCLUSION ________________________________________________________________ 40
WAR扴 INFLUENCE IS COMPLEX __________________________________________________ 40
CHANGE OF WORK ENVIRONMENT ________________________________________________ 40
INCREASE IN SCALE AND MAGNITUDE ______________________________________________ 41
BROADENING OF APPLICATIONS__________________________________________________ 41
NEW AREAS OF RESEARCH ______________________________________________________ 41
A KEY FORCE IN EDGERTON扴 LIFE _______________________________________________ 41
HOW WE CONDUCTED THE RESEARCH ____________________________________________ 42
ACKNOWLEDGEMENTS_________________________________________________________ 42
APPENDIX A: TIMELINE________________________________________________________ 43
3
LIST OF FIGURES
Figure 1: Shooting the Apple.........................................................................................................................................................4
Figure 2: A Milk Drop....................................................................................................................................................................4
Figure 3: Edgerton Observing a Motor with a Strobe..............................................................................................................5
Figure 4: Doc in the MIT Strobe Lab...........................................................................................................................................5
Figure 5: Basic Electronic Strobe Circuit...................................................................................................................................7
Figure 6: Karl Compton.................................................................................................................................................................8
Figure 7: The Thread Machine......................................................................................................................................................9
Figure 8: The Strobotac..................................................................................................................................................................9
Figure 9: Smoke through a Fan................................................................................................................................................... 10
Figure 10: Edgerton's Date Book .............................................................................................................................................. 11
Figure 11: A Page from One of Edgerton's Notebooks.......................................................................................................... 12
Figure 12: Boston Garden Track Meet ...................................................................................................................................... 12
Figure 13: Joe Louis Vs. Arturo Godoy..................................................................................................................................... 13
Figure 14: MIT Exhibit at New York World's Fair.................................................................................................................. 13
Figure 15: First Aerial Night Photo, Taken over Rochester, NY........................................................................................... 15
Figure 16: Flash Bombs Being Loaded..................................................................................................................................... 15
Figure 17: Major Goddard.......................................................................................................................................................... 16
Figure 18: A Pre-War Kodatron Flash Unit............................................................................................................................. 17
Figure 19: A D-3 Flash Unit........................................................................................................................................................ 17
Figure 20: High-Level Circuit Design for D-2 Flash.............................................................................................................. 18
Figure 21: Placement of a Flash Unit in a Plane.................................................................................................................... 19
Figure 22: The Inverse Square Brightness Law....................................................................................................................... 19
Figure 23: Condenser Banks........................................................................................................................................................ 20
Figure 24: Photos Taken with Flash Bomb (left) and Electronic Flash (right).................................................................. 21
Figure 25: Timeline for Electronic Flash Development......................................................................................................... 22
Figure 26: The Milk Drop (left) and Stonehenge (right)........................................................................................................ 23
Figure 27: Energy per Flash for Strobe Systems up to 1943................................................................................................. 23
Figure 28: A D-3 Flash Unit in A-26......................................................................................................................................... 24
Figure 29: Flash Units Before Installation............................................................................................................................... 24
Figure 30: Destroyed Bridge in Burma..................................................................................................................................... 26
Figure 31: Aerial Night Photograph of Normandy, June 6, 1944......................................................................................... 26
Figure 32: Photo from Ballistics Test Using Sound Trigger -- Aberdeen, VA November 10, 1943............................... 27
Figure 33: High-Speed Photographs of Explosion of 500 lb. Bomb..................................................................................... 28
Figure 34: Edgerton抯 Innovative Design for Aircraft Landing Beacons............................................................................ 29
Figure 35: Letter to Herb Grier .................................................................................................................................................. 30



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