Din lumea celor care nu cuvinta / Emil Garleanu

• Record Nr.: UNIORUON00328953
• Autore: GARLEANU, Emil
• Pubbl/distr/stampa: Bucuresti, : Edituta Ion Creanga, 1981
• Descrizione fisica: 138 p. ; 16 cm.
• Disciplina: 859
• Lingua di pubblicazione: Rumeno
• Formato: Materiale a stampa
• Livello bibliografico: Monografia

Liquid acquisition devices for advanced in-space cryogenic propulsion systems / / Jason William Hartwig

• Record Nr.: UNINA9910817839403321
• Autore: Hartwig Jason William
• Pubbl/distr/stampa: London, England : , : Academic Press, , 2016; ©2016
• ISBN: 0-12-803990-6
• Descrizione fisica: 1 online resource (489 p.)
• Disciplina: 629.475
• Soggetti: Space vehicles - Propulsion systems; Space vehicles - Electronic equipment
• Lingua di pubblicazione: Inglese
• Formato: Materiale a stampa
• Livello bibliografico: Monografia
• Note generali: Description based upon print version of record.
• Nota di bibliografia: Includes bibliographical references and index.
• Nota di contenuto: Front Cover; Liquid Acquisition Devices for Advanced In-Space Cryogenic Propulsion Systems; Copyright; Dedication; Contents; Foreword; Preface; Acknowledgments; Chapter 1: Introduction; 1.1. The Flexible Path; 1.2. Fundamental Cryogenic Fluids; 1.3. Motivation for Cryogenic Propulsion Technology Development; 1.4. Existing Challenges with Cryogenic Propellants; 1.5. Cryogenic Fluid ; Management Subsystems; 1.6. Future Cryogenic Fluid Management Applications; 1.6.1. In-Space Cryogenic Engines; 1.6.2. In-Space Cryogenic Fuel Depots; 1.7. Purpose of Work and Overview by Chapter; Chapter 2: Background and Historical Review2.1. Propellant Management Device Purpose; 2.2. Other Types of Propellant Management Devices; 2.3. Vanes; 2.3.1. Design Concept, Basic Flow Physics, and Principle of Operation; 2.3.2. Advantages and Disadvantages; 2.3.3. Storable Propellant Historical Examples; 2.3.3.1. Space Experiments; 2.3.3.2. Vehicles and Missions; 2.4. Sponges; 2.4.1. Design Concept, Basic Flow Physics, and Principle of Operation; 2.4.2. Advantages and Disadvantages; 2.4.3. Storable Propellant Historical Examples; 2.4.3.1. Space Experiments; 2.4.3.2. Vehicles and Missions; 2.5. Screen Channel Liquid Acquisition Devices2.5.1. Design Concept, Basic Flow Physics, and Principle of Operation; 2.5.2. Mesh and Metal Type; 2.5.3. Advantages and Disadvantages; 2.5.4. Storable Propellant Historical Examples; 2.5.4.1. Space Experiments; 2.5.4.2. Vehicles and Missions; 2.5.5. Cryogenic Propellant Historical Examples; 2.6. Propellant Management Device Combinations; 2.7. NASA's Current Needs; Chapter 3: Influential Factors and Physics-Based Modeling of Liquid Acquisition Devices; 3.1. 1-g One Dimensional Simplified Pressure Drop Model; 3.2. The Room Temperature Bubble Point Pressure3.2.1. Assumptions; 3.2.2. Bubble Point Model Derivation; 3.2.3. Types of Bubble Point Experiments; 3.2.4. Surface Tension Model; 3.2.5. Specifying the Effective Pore Diameter; 3.2.6. Previously Reported Bubble Points; 3.3. Hydrostatic Pressure Drop; 3.4. Flow-Through-Screen Pressure Drop; 3.4.1. Model Derivation; 3.4.2. Model Parameters and Flow-Through-Screen Experiment; 3.4.3. Historical Data and Trends; 3.5. Frictional and Dynamic Pressure Drop; 3.6. Wicking Rate; 3.6.1. Model Derivation; 3.6.2. Wicking Rate Experiment; 3.6.3. Historical Data and Trends3.7. Screen Compliance; 3.7.1. Model Derivation and Screen Compliance Experiment; 3.7.2. Historical Data and Trends; 3.8. Material Compatibility; 3.9. The Room Temperature Reseal Pressure Model; 3.9.1. Model Derivation; 3.9.2. Historical Data and Trends; 3.9.3. Specifying the Reseal Diameter; 3.10. Pressurant Gas Type; 3.11. Concluding Remarks and Implications for Cryogenic Propulsion Systems; Chapter 4: Room Temperature Liquid Acquisition Device Performance Experiments; 4.1. Pure Fluid Tests; 4.1.1. Scanning Electron Microscopy Analysis; 4.1.2. Bubble Point Experimental Setup