Objectives
Match electric arc welding filler metals to their application in the flat position.
Identify units of measurement and their applications.
Identify the definition of “pressure”
Identify common units of measurement for pressure, used in power plants
Identify the value of atmospheric (barometric) pressure at sea level
Recognize the difference between gauge and absolute pressure
Recognize how to convert between units of pressure
Identify areas in the power plant where negative pressure and backpressure are used
Recognize the operation of a manometer
Identify the meaning of head
Recognize the meanings of balanced draft, forced draft, and induced draft
Recognize how differential pressure causes fluid flow
Identify the three phases of matter
Identify how latent heat affects phase
Identify the factors that determine enthalpy
Recognize the factors that determine the density and specific volume of water and steam
Recognize the types of information provided on steam tables
Identify ways that a frozen pipe and flashing may cause damage
Identify the major forms of energy, including potential, kinetic, thermal, and P-V energy
Identify the Fahrenheit and Celsius temperature scales and make conversions between them
Identify the Law of Conservation of Energy
Recognize the theory of operation of glass bulb thermometers, thermocouples, and resistance temperature detectors