Mine ventilation : a concise guide for students /: a concise guide for students. ([2020])

• Record Type: Book
• Further Information: Note: Carlos Sierra.
• Authors: Sierra, Carlos
• Contents: Intro -- Preface -- Contents -- 1 Fundamental Concepts of Fluid Mechanics for Mine Ventilation -- 1.1 Fluid Statics -- 1.1.1 Pressure Scales -- 1.1.2 Laws of Perfect Gases -- 1.1.3 Real Gases: van der Waals Equation -- 1.1.4 Hydrostatic Pressure -- 1.2 Fluid Dynamics -- 1.2.1 Types of Pressure Present in a Moving Fluid -- 1.2.2 Pressure Units -- 1.2.3 Energy Conservation: Bernoulli's Equation -- 1.2.4 Continuity Equation and Bernoulli Effect -- 1.2.5 Measurements -- 1.2.6 Conservation of Linear Momentum -- 1.2.7 Viscosity -- 1.2.8 Laminar and Turbulent Flow: Reynolds Number 1.2.9 Friction Losses -- 1.2.10 Shock Losses -- References -- 2 Environmental Conditions in the Mine -- 2.1 Gases and Hygiene -- 2.1.1 Air and Oxygen -- 2.1.2 Mine Gases -- 2.1.3 Occupational Exposure Limits -- 2.1.4 Weight of Gases and Stratification -- 2.2 Gas Detection -- 2.2.1 Reactive Tubes -- 2.2.2 Electrochemical Sensors -- 2.2.3 Catalytic Sensors -- 2.2.4 Infrared Sensors -- 2.2.5 Atmospheric Monitoring Systems -- 2.3 Basic Psychrometry -- 2.4 Aerosols in Mining Environments -- 2.4.1 Measures Against Dust -- 2.4.2 Radioactive Dust -- 2.4.3 Diesel Particulate Matter 2.4.4 Measurement of Aerosols -- 2.5 Heat Inside Mines -- 2.5.1 Geothermal Gradient -- 2.5.2 Outdoor Climate -- 2.5.3 Air Self-compression -- 2.5.4 Electromechanical Equipment -- 2.5.5 Explosives -- 2.5.6 Heat of the Rock Mass -- 2.5.7 Human Metabolism -- 2.5.8 Mine Waters -- 2.5.9 Other Sources -- References -- 3 Flow Rates and Pressure Measurements -- 3.1 Measurement of Static Pressure -- 3.2 Measurement of Dynamic Pressure -- 3.3 Pressure Drop Surveys -- 3.4 Estimating the Section of a Gallery -- 3.5 Air speed Measurement -- 3.5.1 Rotating-Vane Anemometers -- 3.5.2 Hot-Wire Anemometer 3.5.3 Ultrasonic Flowmeter -- 3.5.4 Operating Procedures for Speed Measurements -- 3.5.5 Smoke-Cloud Generator and Smoke Tube -- 3.5.6 Tracers -- 3.6 Measurements in Ducts -- 3.6.1 Ducts of Circular Section -- 3.6.2 Ducts of Rectangular Section -- References -- 4 Mine Ventilation Networks -- 4.1 Friction Losses: Atkinson Expression -- 4.2 Concept of Resistance of an Airway -- 4.3 Characteristic Curve -- 4.4 Shock Pressure Losses -- 4.5 Shock Resistance and Equivalent Length -- 4.6 Equivalent Orifice -- 4.7 Resistances in Series -- 4.8 Resistances in Parallel -- 4.8.1 Splitting Air Currents 4.9 Complex Networks -- 4.9.1 Kirchhoff's Laws -- 4.9.2 Newton's Method -- 4.9.3 Hardy-Cross Method -- 4.9.4 Wood-Charles Method -- 4.9.5 The Newton-Raphson Method Applied to Systems of Equations -- 4.10 Comparison of the Different Methods -- References -- 5 Main Ventilation -- 5.1 Mine Airflow Requirements -- 5.2 Natural Ventilation -- 5.2.1 Calculation by the Static Method -- 5.2.2 Calculation of the Logarithmic Formula Method -- 5.2.3 Calculation by the Thermodynamic Method -- 5.2.4 Measuring Natural Ventilation -- 5.3 Forced Ventilation -- 5.3.1 Central Ventilation
• Publisher Details: Cham, Switzerland : Springer
• Publication Date: 2020
• Extent: 1 online resource
• Subjects: 622.42; Mine ventilation; Electronic books; Electronic books
• Languages: English
• ISBNs: 9783030498030; 3030498034
• Related ISBNs: 3030498026; 9783030498023
• Notes: Note: Includes bibliographical references.; Note: Description based on online resource; title from digital title page (viewed on August 27, 2020).
• Access Rights: Legal Deposit; Only available on premises controlled by the deposit library and to one user at any one time; The Legal Deposit Libraries (Non-Print Works) Regulations (UK).
• Access Usage: Restricted: Printing from this resource is governed by The Legal Deposit Libraries (Non-Print Works) Regulations (UK) and UK copyright law currently in force.