JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

Pre-Requisites

NIL

Course Objectives:

• To determine the psychrometric properties, gas percentage in atmosphere.
• To study the principles and characteristics governing mine fans.
• To understand lamp design and perform underground illumination surveys.

Course Outcomes

The students will get practical knowledge about underground mine ventilation

equipment’s functions, usage and interpretation of data.

LIST OF EXPERIMENTS (Any 10 to 12 Experiments to be done minimum)

• 1. Detection of mine gases
• 2. Orsat/Haldane apparatus for gas analysis.
• 3. Measurement of relative humidity by hygrometer.
• 4. Kata thermometer.
• 5. Characteristic curves for fans.
• 6. Operation of fans in series and parallel.
• 7. Design of various ventilation devices, Airshaft, Evasese, Doors crossing regulators.
• 8. Reversal of Ventilation system.
• 9. Measurement of air quantity by anemometer velometer and smoke tube, pressure survey.
• 10. Measurement of relative humidity by hygrometer.
• 11. Study and analysis ventilation network circuit.
• 12. Study of mine air-conditioning plant.
• 13. Study of Constructional features of a flame safety lamp and cap lamp,
• 14. Study of Layout of lamp room.
• 15. Assessing spontaneous heating susceptibility of coal using DTA/Wet oxidation Apparatus
• 16. Study of MSA type gas mask i) Filter type apparatus ii) Self Rescue
• 17. Study of self-contained breathing apparatus i) Drager BG-174 ii) By Travox -120
• 18. Study of Drager pulmotor (Model: PT-60)
• 19. Estimation of SPM concentration in air using high volume sampler.
• 20. Study of construction and working of explosion proof fire stopping.
• 21. Determination of susceptibility of coal by chemical method or by puff Temperature method.
• 22. Determination of water quality parameters using water analyzer kit.
• 23. Determination of flammability temperature of coal by using inflammability index apparatus.
• 24. Determination of nutrient status in soil using soil test kit.
• 25. Measurement of Noise level by integrated sound level meter.
• 26. Measurement of Lux by light meter.
• 27. Air born dust modeling
• 28. Air pollution modeling R18 B.TECH MINING ENGG. III YEAR