Course Details
Subject {L-T-P / C} : CH6532 : Safety in Chemical Industries { 3-0-0 / 3}
Subject Nature : Theory
Coordinator : Prof. Arvind Kumar
Syllabus
Sources of ignition – fire triangle – principles of fire extinguishing – active and passive fire protection systems – various classes of fires – A, B, C, D, E – types of fire extinguishers – fire stoppers – hydrant pipes – hoses – monitors – fire watchers – lay out of stand pipes – fire station-fire alarms and sirens – maintenance of fire trucks – foam generators – escape from fire rescue operations – fire drills – notice-first aid for burns.
Inherently safer design chemical reactor, types, batch reactors, reaction hazard evaluation, assessment, reactor safety. Pressure system, pressure vessel design, standards and codes- pipe works and valves- heat exchangers- process machinery- over pressure protection, pressure relief devices and design, fire relief, vacuum and thermal relief, special situations, disposal- flare and vent systems- failures in pressure system.
General consideration, petroleum product storages, storage tanks and vessel- storages layout- segregation, separating distance, secondary containment- venting and relief, atmospheric vent, pressure, vacuum valves, flame arrestors, fire relief- fire prevention and protection- LPG storages, pressure storages, layout, instrumentation, vapourizer, refrigerated storages- LNG storages, hydrogen storages, toxic storages, chlorine storages, ammonia storages, other chemical storages- underground storages- loading and unloading facilities- drum and cylinder storage- ware house, storage hazard assessment of LPG and LNG Hazards during transportation – pipeline transport. Cascaded N-capacities – Hybrid tank system for level control and temperature control
Course Objectives
- To provide the knowledge about the different types of fire extinguisher.
- To provide the knowledge about the calculation of material loss in chemical industries
- To provide the information about the design of the safety-relief valve for liquid and gas/vapour
Course Outcomes
Upon completion of this course individual should be able to know <br />1. Inflammable, combustible and explosive materials , and various types of fire <br />2. Application of firefighting equipment <br />3. Controlling of fire and explosion based on blast wave generation <br />4. Loss prevention calculations in chemical industries
Essential Reading
- Lees, F.P, Loss Prevention in Process Industries, Butterworths and Company , 1996
- Derek, James, Fire Prevention Hand Book, Butterworths and Company, London , 1986
Supplementary Reading
- Gupta, R.S, Hand Book of Fire Technology, Orient Longman, Bombay , 1977
- Dinko Tuhtar, Fire and explosion protection – A System Approach, Ellis Horwood Ltd , Publisher , 1989