A one-day course intended for Professional Engineers and Design personnel who are responsible for the hazardous area classification design of industrial facilities incorporating flammable fluids. The course covers properties of flammable materials, standards and recommended practices, methods of area classification and documenting an area classification design.
Course Description
Learning Objectives:
To establish the degree and extent of a hazardous location for installations handling combustible dusts
To identify the appropriate hazardous area classification codes, standards and recommended practices for a given situation
To properly document a hazardous area classification design
Course Information
Course Includes:
Hard copy of slide presentation
PDF of course materials
Certificate of attendance
Instructor
Allan Bozek, P.Eng, MBA Allan has over 30 years experience in the design, construction, commissioning and maintenance of industrial power systems. The scope of his experience includes manufacturing, oil and gas production, refining, water treatment and mining industrial facilities. He is a member of the IEEE industrial applications society, a committee member of the Canadian Electrical Code Section 18 (Hazardous Locations) and is a registered Profession Engineer in Alberta, British Columbia, Saskatchewan, Manitoba and Ontario.
Detailed Outline
1. Hazardous Locations – Explosive Dust Atmospheres
The fire pentagon
Industry Statistics
Standard of care required to perform a hazardous area classification
2. Codes Standards and Recommended Practices
CEC Section 18;
NFPA 499, NFPA 61, NFPA 484, NFPA 654, NFPA 655, NFPA 664
IEC 60079-10-2
IEC 80079-20-2
3. Definitions
Class, Zone/Division, Group, Temperature code
Normal vs. Abnormal Operations
4. Hazardous Materials
Combustible Dust Material Properties
Particle size
Kst: Dust Deflagration index
Pmax: Maximum Explosion Overpressure
dP/dT: Maximum rate of river rise
MIE: Minimum ignition energy
MEC: Minimum explosible concentration
Tc: Cloud ignition temperature
TL: Layer ignition temperature
Dust Testing
Group classification
Auto-ignition temperature
Hybrid mixtures
5. Methods of Area Classification
Classification by example
Hybrid approach
Classification of facilities using Division standards
Classification of facilities using IEC(zone) standards
Area Classification Based on Operating – Experience
6. Documentation Requirements
Area classification study report
Calculation requirements
Drawing requirements
7. Application Examples
Coal processing facility
Grain handling facility
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