STANDARD COMPETENCIES:

 

 I.      Match terms associated with psychrometrics to their proper definitions

 II.     Determine the dry bulb, wet bulb, dew point, and relative humidity of conditioned and unconditioned air

 III.    Determine how outside air should be conditioned to provide a comfortable humidity and temperature combination for winder heating

 IV.     Determine how outside air should be conditioned to provide a comfortable humidity and temperature combination for summer cooling

 V.      Demonstrate ability to use a psychrometric chart to determine the amount of heat and moisture that must be added or removed to provide comfort conditions in a residence

 VI.     Calculate heat loss and heat gain using the ¿entire house¿ ACCA method

 VII.    Calculate the heat loss of a residence using the ACCA ¿room-by-room¿ method

 VIII.   Calculate heat gain for a residence using ACCA ¿room-by-room¿ method

 IX.     Determine heat loss and heat gain of a residence using the computer and ACCA software

 X       Select heating and cooling equipment for a residence

 XI.     Solve problems using the friction per 100 feet chart

 XII.    Solve problems using the friction chart for flexible duct

 XIII.   Design an air distribution system from a house blueprint

 XIV.    Determine the pressure drops in a system

 XV.     Determine the CFM being delivered by a selected forced air system

 XVI.    Select equipment for installing a duct system

 XVII.   Build and install duct work on a forced air furnace

 XVIII.  Select a properly sized humidifier and electronic air cleaner for a residence Determine dew point and enthalpy when dry bulb and wet bulb temperatures are known

 XIX.    Determine the condition of air presented to the evaporator coil when outside air is mixed with return air

 XX      Plot a load triangle on a psychrometrics chart

 XXI.    Calculate a load triangle for a given light commercial installation

 XXII.   Calculate the heat gain and loss for a commercial building

 XXIII.  Determine velocity and volume of air flowing in a duct

 XXIV.   Determine the number of electronic air cleaners for an office

 XXV.    State guidelines for the amounts of fresh air required for commercial buildings

 XXVI.   Evaluate commercial systems to select equipment for maximum energy efficiency

 XXVII.  Explain principles of electronic and pneumatic controls for commercial systems

 TOPICAL OUTLINE:

 

 I.      Psychrometrics For Hvac

 II.     Residential Load Calculations

 III.    Residential Duct Design And Sizing

 IV.     Light Commercial Hvac