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Energy Efficient Microwave Systems - Materials Processing Technologies for Avionic, Mobility and Environmental Applications
of: Lambert E. Feher
Springer-Verlag, 2009
ISBN: 9783540921226 , 114 Pages
Format: PDF, Read online
Copy protection: DRM
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Energy Efficient Microwave Systems - Materials Processing Technologies for Avionic, Mobility and Environmental Applications
Acknowledgement
5
Contents
6
List of Figures
8
List of Tables
12
Biography
13
1 Introduction
15
Decreasing Resources Consumption by Airplanes, Cars, and Wind Energy Plants
16
2 Industrial Microwave Sources at ISM Frequencies
18
Possible 24.15GHz Sources and Their Properties
19
3 Microwave Heating -- Dielectric Properties and Energy Conversion
22
Heating A General Electromagnetic Problem
22
Electromagnetic Wave Propagation and Material Interaction
23
Classical Debye Dissipation Model of Materials
25
Detailed Consideration on Microwave Heating of Water
26
Ionic Contribution
26
A Non Classical Consideration on Microwave Heating of Water
27
Synthesis of Technical Macromolecular Plastics
30
Quantum Representation of the Microwave Effective Electric Conductivity
32
4 Efficient Microwave Transmission Devices and Measurements
35
Standard Rectangular Waveguides
35
Waveguide Antenna Design
37
Experimental Verification
42
Dielectric Measurements and Material Data
42
Dielectric Measurements
45
5 Avionic Microwave Anti-/De-Icing Systems
47
Basic Considerations of Icing in Aviation
47
Microwave Alternative CAPRI Investigations
49
Millimetre-Wave Investigations at FZK
50
Following the CAPRI-Approach
51
Heating of CFRP Composites
53
Discussion and Conclusions to the mm-Wave Experiments for Technological Design Preparations
55
Electrothermal CFRP-Airfoil In-Flight Model
56
Theoretical Basics of Microwave In-Flight Composite Heating
57
Continuous Anti-Icing System Design
61
Frequency Choice
62
Microwave Source
62
Primary Waveguide System Components
64
Secondary Waveguide System Components
65
Power Requirements and Heating Performance
66
Common Aluminum Approach
66
Power Reduction with CFRP-Composites
67
Anti-Icing In-Flight Heating Performance
67
De-Icing Leading Edge System
68
6 Processing Technology for Composite Materials
71
The HEPHAISTOS-Systemline and Technology
74
Microwave Process Development
78
Fundamental Investigations
81
Homogeneous Field Applicator Development
81
Electrothermal Considerations
85
The Temperature Answer of Materials Exposed to a Homogeneous Field Choice of Frequency
88
Basic Investigations for the CFC Curing Process with Microwaves
89
Anisotropic Electromagnetic Effects for CFRP Heating
91
Design and Proof of the Modular 2.45GHz HEPHAISTOS Conception
93
Process Development
98
Development of Thermo-Electric Foils
101
Systematic Material Investigations for Microwave Processed CFC Materials
102
7 Summary and Outlook
110
References
114
Index
121
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