SOURCE DESCRIPTION

This task identifies characteristics of each source and calculation methods for load calculation. See Fig. 3.7,

The tools for this task include:

• Standard tests

• Physical modeling

• Databases

• Guidelines

FIGURE 3.7 Calculation.

Properties of contaminant

• Pressure of gas

• Humidity

• Inflammability

• Exposure

• Visible/invisible

• Particle shape

• Electrical properties of particle

Time dependence of emission

• Continuous emission from source

• Periodical emission from source

• Occasional emission from source

• Type of time dependence: constant, linear, exponential, etc.

Impulse source

• Quantity of motion

• Heat

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Source description, characteristics of the source and calculation methods for load

Concentration difference

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