UNIVERSITY OF HOUSTON – DOWNTOWN

 

ENGR 4310 - INDUSTRIAL HYGIENE INSTRUMENTATION

 

LECTURE NOTE OUTLINE – AIR SAMPLING – CHAPTER 16

 

WEEK 11

 

I.                    Types of Air Sampling

A.                 Personal vs. Area

B.                 Grab vs. Integrated

 

II.                 Air-Sampling Categories

A.                 Sample Collection Devices – Sample Train

B.                 Direct-Reading Instruments

 

III.               Gas and Vapor Collection Devices

A.                 Grab Sampling

B.                 Integrated Air Sampling

1.                  Absorption

2.                  Adsorption

C.                 Passive Monitors

 

IV.              Particulate Collection Devices

A.                 Filters

B.                 Cyclones

C.                 Electrostatic Precipitators

D.                 Inertial Impactors

E.                  Impingers

 

V.                 Other Sampling Equipment

A.                 Pumps

B.                 Flow-rate meters

1.                  Pressure-compensating devices

2.                  Critical-flow orifice


 

VI.              Sampling Methods

A.                 Selection

B.                 Method Elements

 

VII.            Calibration

A.                 Primary Calibrators

B.                 Secondary Calibrators

C.                 Parameters

1.                  Temperature/Pressure

2.                  Error

3.                  Sampling Technique

D.                 Error

 

VIII.     Record Keeping

 


 

 

UNIVERSITY OF HOUSTON – DOWNTOWN

 

ENGR 4310 - INDUSTRIAL HYGIENE INSTRUMENTATION

 

LECTURE NOTE OUTLINE – DIRECT READING INSTRUMENTS FOR

GASES, VAPORS, AND PARTICULATES – CHAPTER 17

 

WEEK 11

 

I.                    Single/Group Monitors

A.                 Combustible Gas

B.                 Oxygen Monitors

C.                 Carbon Monoxide Monitors

D.                 Indoor Air Quality Monitors

E.                  Others

1.                  Mercury Vapor

2.                  Formaldehyde Vapor

3.                  Direct-Reading Colorimetric Tubes/Badges

a.                   Active/Passive/Flow Rate

b.                  Result Interpretation

c.                   Specificity

d.                  Shelf Life

e.                   Certification

4.         Other Colorimetric Detectors

 

II.                 Broad Range Monitors

A.                 Biosensors

B.                 Nonspecific Detectors

1.                  FID

2.                  PID

3.                  ECD

4.                  TCD

C.                 Spectrophotometers/Spectrometers

1.                  Infrared

2.                  FTIR

3.                  Photoacoustic Spectrometers

4.                  Surface Acoustic Wave Detectors

5.                  Multisensor Arrays

D.                 Gas Chromatographs

1.                  GC

2.                  GC/MS

3.                  Ion Mobility Spectrometer

4.                  Particulate Monitors/Fibers

 

 

 

 

III.               Calibration

A.                 Importance

B.                 Procedure

C.                 Performance Evaluation

D.                 Instrument Specifications

E.                  Electromagnetic Susceptibility