Development of a Microklystrode Vacuum Tube: a Focus on the Improvment of Modeling and Manufacturing Processes
Saved in:
| Main Author: | |
|---|---|
| Format: | Book |
| Language: | English |
| Published: |
Saarbrücken
Univ. des Saarlandes
2005
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| Series: | Schriftenreihe Produktionstechnik
33 |
| Subjects: | |
| Online Access: | Inhaltsverzeichnis |
| Item Description: | Zugl.: Saarbrücken, Univ., Diss., 2005. - Mit Zsfass. in dt. und engl. Sprache |
| Physical Description: | 173 S. Ill., graph. Darst. |
| ISBN: | 3930429624 |
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MARC
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| 245 | 1 | 0 | |a Development of a Microklystrode Vacuum Tube |b a Focus on the Improvment of Modeling and Manufacturing Processes |c Shi-Bok Ryu |
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Record in the Search Index
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| adam_text | XII
Contents
List of Figures XVI
List of Tables XX
1 Introduction 1
1 1 Research background 1
1 2 Research objectives 5
1 3 Research methodology 7
131 Development of Microklystrode in perspective of manufacturing systems 7
132 Strategic approach for Microklystrode development 9
2 The State of the Arts of Microwave Tube Development 13
2 1 Characteristics of microwaves 13
2 2 Conventional microwave tubes 15
221 Multi-electrode tubes 17
222 Klystrons 17
223 Traveling Wave Tubes (TWTs) 18
224 Magnetrons 19
225 Other types of tubes 19
2 3 Microklystrode tube 21
231 Introduction of Microklystrode 22
232 Design of Microklystrode 24
233 Operating principal 26
234 Design parameters of Microklystrode 28
235 Prototype model design 31
2 4 Discussion 34
3 Structural Analysis of Microklystrode
39
XIII
3 1 Electron drift distance in the output cavity 41
3 2 Modeling of a simplified output cavity 44
3 3 Analysis of simplified output cavity structure 48
331 Simulation methods and application approaches 48
332 Calculation of principle factors 52
3321 Variation of cavity outer diameter 53
3322 Variation of cavity inner diameter 54
3323 Variation of cavity height 55
3324 Variation of cavity gap distance 56
3 4 Evaluation of a real-model cavity structure 57
341 Bottom-up modeling approach 59
342 Variation of the anode 62
343 Variation of the antenna unit 62
344 Analysis of antenna position 63
345 Additional structure variation with a full-model 67
3 5 Discussion 68
4 Analysis of Tunable Structure 70
4 1 Cold-test measurement procedure 71
4 2 Tunable structure of Microklystrode tube 74
4 3 Fabrication of tunable structure 79
4 4 Measurement of frequency variation 79
4 5 Discussion 81
5 Fabrication and Assembly of Microklystrode 83
5 1 Fabrication of component parts 85
511 Material consideration 85
512 Cathode unit
87
XIV
513 Grid assembly unit 90
514 Anode and energy output 92
5 2 Blocking capacitor and ceramic parts 95
5 3 Thermal deformation 96
5 4 Component assembly 100
541 Brazing process 104
542 Ceramic fixtures 106
543 Filler metal selection 108
5 5 Improvement of brazing accuracy 112
551 Conventional filler metals 114
552 Coated filler metals 115
553 Brazing inspection 118
554 Measurement of grid and holder assembly 120
555 Brazing strength test for coated-filler metal 124
5 6 Examples of brazing errors 126
5 7 Discussion 132
6 Experimental Results 134
6 1 Experimental system setup 134
6 2 Preliminary experiments 138
621 Temperature sensor calibration 139
622 Heater temperature calibration 140
623 Activation process 142
6 3 Microwave oscillation experiment 144
631 First experimental result 145
632 Second experimental result 147
633 Third experimental result 149
XV
634 Additional experiment 151
6 4 Discussion 153
7 Discussions and Conclusions 158
References 165
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| isbn | 3930429624 |
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| spelling | Ryu, Shi-Bok Verfasser aut Development of a Microklystrode Vacuum Tube a Focus on the Improvment of Modeling and Manufacturing Processes Shi-Bok Ryu Saarbrücken Univ. des Saarlandes 2005 173 S. Ill., graph. Darst. txt rdacontent n rdamedia nc rdacarrier Schriftenreihe Produktionstechnik 33 Zugl.: Saarbrücken, Univ., Diss., 2005. - Mit Zsfass. in dt. und engl. Sprache Mikrowellenröhre (DE-588)4191468-5 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Mikrowellenröhre (DE-588)4191468-5 s DE-604 Schriftenreihe Produktionstechnik 33 (DE-604)BV009709120 33 HEBIS Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=013365757&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Ryu, Shi-Bok Development of a Microklystrode Vacuum Tube a Focus on the Improvment of Modeling and Manufacturing Processes Schriftenreihe Produktionstechnik Mikrowellenröhre (DE-588)4191468-5 gnd |
| subject_GND | (DE-588)4191468-5 (DE-588)4113937-9 |
| title | Development of a Microklystrode Vacuum Tube a Focus on the Improvment of Modeling and Manufacturing Processes |
| title_auth | Development of a Microklystrode Vacuum Tube a Focus on the Improvment of Modeling and Manufacturing Processes |
| title_exact_search | Development of a Microklystrode Vacuum Tube a Focus on the Improvment of Modeling and Manufacturing Processes |
| title_full | Development of a Microklystrode Vacuum Tube a Focus on the Improvment of Modeling and Manufacturing Processes Shi-Bok Ryu |
| title_fullStr | Development of a Microklystrode Vacuum Tube a Focus on the Improvment of Modeling and Manufacturing Processes Shi-Bok Ryu |
| title_full_unstemmed | Development of a Microklystrode Vacuum Tube a Focus on the Improvment of Modeling and Manufacturing Processes Shi-Bok Ryu |
| title_short | Development of a Microklystrode Vacuum Tube |
| title_sort | development of a microklystrode vacuum tube a focus on the improvment of modeling and manufacturing processes |
| title_sub | a Focus on the Improvment of Modeling and Manufacturing Processes |
| topic | Mikrowellenröhre (DE-588)4191468-5 gnd |
| topic_facet | Mikrowellenröhre Hochschulschrift |
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