Advances in rotary kiln sponge iron plant [[electronic resource] /] / K.K. Prasad, Hem Shankar Ray

• Record Nr.: UNINA9910780776103321
• Autore: Prasad K. K
• Pubbl/distr/stampa: New Delhi, : New Age International (P) Ltd., c2009
• ISBN: 1-282-38568-2; 9786612385681; 81-224-2892-4
• Descrizione fisica: 1 online resource (186 p.)
• Altri autori (Persone): RayHem Shankar
• Soggetti: Kilns, Rotary; Iron, Sponge
• 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: ""Cover""; ""Preface to the First Edition""; ""Acknowledgement""; ""Glossary""; ""List of Figures""; ""List of Tables""; ""Contents""; ""Chapter 1. Introduction""; ""1.1 What is Spongs Iron and What is DRI?""; ""1.2 History of Modern Sponge Iron Making""; ""1.3 Iron Ore Reduction at a Glance ""; ""1.4 Multiple Role of a Rotary Kiln""; ""Chapter 2. Rotary Kiln Process of Making Sponge Iron""; ""2.1 Historical Background""; ""2.2 Important Features ""; ""2.3 Sponge iron Pilot of RDCIS SAIL ""; ""2.4 Features of a Rotary Kiln Sponge Iron Plant ""; ""2.5 The Indian Scene ""; ""2.6 Why Should we Select a Rotary Kiln?""""2.6.1 Process Strengths""; ""2.6.2 Product Strengths""; ""2.6.3 Weaknesses of the Process""; ""2.6.4 Weaknesses of the Product""; ""Chapter 3. Thermodynamic Considerations:Feasibility of Reaction""; ""Chapter 4. Aerodynamics Inside a Sponge Iron Rotary Kiln""; ""4.1 Thumb Rules Used in Production of Sponge Iron""; ""4.2 Sources of Gas ""; ""4.3 Effects of Air Injection""; ""4.4 Limits to Gas Velocity""; ""4.5 Gas Flow Pattern""; ""4.6 CFD Analysis""; ""Chapter 5. Mathematical Modellingin Rotary Kiln Sponge Iron Making""; ""5.1 What is a Model?""; ""5.2 What is a Mathematical Model?""""5.3 How Can we Make a Useful Mathematical Model?""; ""5.4 Example of a Small Mathematical Model""; ""5.5 Roal of Coal in Rotary Kiln Sponge Iron Making Process""; ""5.6 Quantity of Protective Char""; ""5.7 Reduction of Iron Oxide""; ""5.8 Coal ; for Combustion ""; ""5.9 Waste Gas Temperature""; ""5.10 Programming Based on Model""; ""5.12 Sigment-wise Modelling ""; ""5.13 Prodection from the Model ""; ""5.14 Summary of the Modelling Process""; ""Chapter 6. Physical Movement of Solids Inside a Rotary Kiln:Charge Movement and Coal Throwing/Slinging""; ""6.1 Importance of Residence Time """"6.2 Estimation Gross Residence Time from Input and Output of Solids ""; ""6.3 Charge Movement: Cascading Flow of Granular Material""; ""6.4 Mathematical Treatment of Charge Movement ""; ""6.5 Importance of Filling Degree""; ""6.6 Techniques of Measuring Residence Time ""; ""6.7 Importance of Throwing Coal From Discharge End""; ""6.8 Caol Throwing Philosophy""; ""Chapter 7. Requirement, Generation and Transfer of Heat ina Sponge Iron Rotary Kiln""; ""7.1 Material and Energy Balance in a Conventional Rotary Kiln Sponge Iron Making Process ""; ""7.2 Generation and Transfer of Heat""""7.3 Mathematical Treatment of Heat Transfer""; ""7.4 Segment-wise Air Requirement""; ""Chapter 8. Reaction Kinetics""; ""8.1 Factors Affecting Reaction Rates ""; ""8.2 Rate Law and Order of Reaction ""; ""8.3 Birth of the Rate Law or Law of Mass Action ""; ""8.4 Unimolecular Reaction and First Order Reaction""; ""8.5 Decomposition of an Oxide ""; ""8.6 Temperature Dependence of Velocity Constant: The Arrhenius Equation""; ""8.7 Experimental Determination of Activation Energy""; ""8.8 Variation of Reaction Rate with Temperature ""; ""8.9 Role of Diffusion""