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18-Env-A5 Air Quality and Pollution Control Engineering: May 2014

Nivaar worked solution (AI-drafted; not reviewed by a licensed engineer)

  1. Question 1 Sources of Atmospheric Pollutants, Indoor Air Quality and Arsenic Emissions
  2. Question 2 Control of Gas and Vapour Emissions — Scrubbers, Combustion/Absorption Devices and Incineration
  3. Question 3 Measurement of Air Pollutants, Particulate Characteristics and PM2.5
  4. Question 4 Air Toxics from Mobile Sources, Odour Control and Emission Trading
  5. Question 5 Atmospheric Stability, Dispersion Modelling and the Gaussian Plume Equation
  6. Question 6 Combustion Stoichiometry, Flue Gas Desulfurisation and Photochemical Smog
  7. Question 7 Formation and Monitoring of Gaseous Pollutants and Gravity Settlers

Start with Question 1 →

National Exams — May 2014 — 04-Env-A5 / Air Quality and Pollution Control Engineering. 3 hours duration; closed book with a candidate-prepared 8.5×11 in double-sided aid sheet; Casio or Sharp approved calculator only. Any five (5) questions constitute a complete paper (the first five answers as they appear are marked); all seven are solved below for completeness. Each question is worth 20 marks with section marks shown in brackets.

Reference texts. Cooper & Alley, Air Pollution Control: A Design Approach (4th ed.); Wark, Warner & Davis, Air Pollution: Its Origin and Control (3rd ed.); Davis & Cornwell, Introduction to Environmental Engineering (6th ed.); Canadian Environmental Protection Act, 1999 (CEPA) and the Canadian Ambient Air Quality Standards (CAAQS) administered by Environment and Climate Change Canada.