10601410Load Calculation, Sizing, and Layout for HVAC
Course Information
Description
Students will learn to calculate heat and cooling loads for commercial buildings. Design and document heating and air conditioning systems for commercial buildings. To include boiler and forced air systems. Design and document a refrigeration system for product storage. Computer programs will be used in component selection and system design.
Total Credits
3
Course Competencies
  1. Calculate the heating and cooling loads
    Assessment Strategies
    Written Projects
    Criteria
    Select indoor and outdoor design conditions
    Determine areas where heat loss/gain will occur
    Determine heat transfer coefficients
    Calculate heat loss/gain
    Calculate room loads
    Calculate building load

  2. Determine ventilation requirements
    Assessment Strategies
    Written Projects
    Criteria
    Determine code requirements for building occupancy
    Calculate code ventilation quantities
    Your calculation is accurate

  3. Analyze psychrometrics charts
    Assessment Strategies
    Written Projects
    Criteria
    Identify Properties of air
    Demonstrate use of psychrometrics chart
    Analyze Psychrometrics Charts
    Derive Enthalpyand conditions
    Determine coil conditions and condensation
    Measure system psychrometric conditions
    Evaluate HVAC systems using psychrometric analysis

  4. Analyze the heat transfer process as it relates to building envelopes
    Assessment Strategies
    Written Projects
    Criteria
    Identify heat transfer modes
    Determine building material insulation values
    Identify affects of radiant heat on structures
    Determine how heat is radiated due to material and building mass
    Derive heat loss and gain due to convection

  5. Use mathematical calculations and methods to properly size HVAC Systems
    Assessment Strategies
    Written Projects
    Criteria
    Demonstrate HBM and RTSM method
    Use CLTD / SCL / CLF method
    Estimate annual energy use
    Demonstrate use of the Commercial Building Energy Consumption Survey
    Explain the Static regain method

  6. Plan the air distribution system
    Assessment Strategies
    Written Projects
    Criteria
    Plan meets level of accuracy as specified by the instructor
    Evaluate the building plans to determine the best location for the equipment
    Evaluate the building plans to determine the best location for the ductwork
    Sketch the equipment and ductwork layout
    Use fan laws to size system components
    Demonstrate use of ductulator and other sizing tools

  7. Select air outlets
    Assessment Strategies
    Written Projects
    Criteria
    Locate outlets in zone to provide adequate coverage
    Select air outlet from lookup tables
    Use room air distribution terms
    Identify appropriate sound levels
    Calculate required air volume

  8. Select a centrifugal fan
    Assessment Strategies
    Written Projects
    Criteria
    Determine fan static pressure requirement
    Apply proper fan selection criterion
    Determine fan operating point on fan curve
    Describe fan selection criterion
    Use industry accepted terms
    Differentiate between fan types
    Determine fan static pressure requirement
    Interpret fan curves
    Explain the fan-system interaction
    Match system characteristics with type of fan curve

  9. Plan the hydronic system
    Assessment Strategies
    Written Projects
    Criteria
    Evaluate the building plans to determine the best location for the equipment
    Evaluate the building plans to determine the best location for the piping
    Sketch the equipment and piping layout
    Plan meets level of accuracy as specified by the instructor

  10. Determine the type and sizes of piping system
    Assessment Strategies
    Written Projects
    Criteria
    Determine total and room flow rates
    Select the terminal units
    Lay out the piping system
    Determine pipe sizes
    Determine system pressure loss
    Select pump and accessories
    Sizing meets level of accuracy as specified by the instructor