Mine Ventilation
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Follow on Instagram for UpdatesMine Ventilation Syllabus โ Unit-wise Content
The official GTU curriculum for Mine Ventilation (subject code DI05022011) as prescribed for CSE ยท Semester 5 divides the course into 5 units, covering 31 listed topics. The unit-wise breakdown below is read from the GTU syllabus document for this subject code, so you can check what the course actually covers before deciding which papers to attempt.
Download the official syllabus PDF (DI05022011)Unit 1 Mine Air and Gas Detection
- 1.1 Composition of Mine Air: Properties of atmospheric air vs. mine air
- sources of gaseous impurities in mine air. 1.2 Mine Gases (Damps): Classification of damps
- sources, and physiological effects of ๐2
- ๐๐2 and Nitrous fumes. 1.3 Methane (๐ถ๐ป4): Properties
- explosibility curves, and occurrence
- Degree of gassiness of seams
- Classification of coal mines based on degree of gassiness as per Indian regulations. 1.4 Flame Safety Lamp: Working principle and constructional features of flame safety lamps
- safety precautions during assembly and dismantling
- procedures for firedamp detection
- including accumulation and percentage tests. 1.5 Electronic Gas Detectors: Working principle and operation of the MSA Methanometer (Wheatstone bridge type)
- components, and applications of multi-gas detectors used in underground mines
Unit 2 Mine Climate and Control
- 2.1 Sources of Heat: Strata heat (geothermic gradient)
- auto- compression
- oxidation, and human metabolism
- effects of high humidity on miners. 2.2 Psychrometry: Terminology (Relative humidity
- Wet-bulb, and Dry-bulb temperatures)
- moisture content of mine air. 2.3 Instrumentation: Working and handling of the Whirling Hygrometer and Kata Thermometer (to determine Cooling Power). 2.4 Ventilation Standards: Objectives of mine ventilation
- statutory limits for air velocity and temperature at different underground locations
- Program Name: Diploma Engineering Level: Diploma Branch: Mining Engineering Subject Code: DI05022011 Subject Name: Mine Ventilation w.e.f. 2026-27 http://syllabus.gtu.ac.in/ Page no. 3 of 5
Unit 3 Mine Airflow and Distribution
- 3.1 Fundamentals of Airflow: Laws of airflow
- Atkinsonโs formula and calculations of coefficient of friction 3.2 Natural Ventilation: Causes of NVP
- understanding the Motive Column and the effect of seasonal changes. 3.3 Control Devices: Practical construction and purpose of stoppings
- regulators, and airlocks. 3.4 Air Coursing: Ascensional vs
- Descensional ventilation
- limitation of Splitting air currents
- Homotropal & Antitropal ventilation
Unit 4 Mine Fans and Mechanical Ventilation
- 4.1 Classification of mine ventilation fans - centrifugal and axial flow types
- working principles. 4.2 Constructional components: volute casing and evasee. 4.3 Auxiliary and Booster Fans: Purpose
- hazards (recirculation), and precautions for installation in development headings. 4.4 Fan Laws: Basic numerical problems relating quantity to fan speed. 4.5 Air Reversal: Importance and methods of reversing the air current in emergencies
Unit 5 Ventilation Survey and Illumination
- 5.1 Ventilation Planning: Calculation of air quantity required for a mine and simple layout design 5.2 Quantity Survey: Measurement of air quantity using Vane Anemometers and Velometers. 5.3 Pressure Survey: Measurement of water gauge using the Inclined Manometer and Pitot Static Tube. 5.4 Ventilation Plans: Knowledge of conventional signs and preparation of the Mine Ventilation Plan. 5.5 Mine Lighting: Standards of lighting as per CMR/MMR
- features and maintenance of the Miner's Cap Lamp
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