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Center for Curriculum and Transfer Articulation
Commercial Air and Water Test and Balance
Course: FAC235

First Term: 2015 Fall
 Lecture   3.0 Credit(s)   3.0 Period(s)   3.0 Load  
Subject Type: Occupational
Load Formula: S - Standard Load


Description: Specific types of duct distribution systems, fans, coil types and applications. Characteristics of Heating Ventilation and Air Conditioning (HVAC) piping systems. Specific types of pumps and applications. Air and water flow measuring and control devices. Collection and analysis of data specific to air handling systems. Principles of fluid dynamics, thermal loading factors, system design, and component performance. Test and balance plans for air and water systems.



MCCCD Official Course Competencies
1. Explain the function of specific air and water flow measuring instrumentation. (I, II)
2. Describe the specific types of duct distribution systems. (III)
3. Describe specific fan and coil types and recommend appropriate applications. (III, IV)
4. Explain the function of specific air and water flow control devices. (III, IV)
5. Collect, record and analyze air handling system component performance data. (III)
6. Utilize the principles of fluid dynamics, including pressure- temperature-volume relationships, to determine K factors and differential pressure setup criteria for variable volume terminal units. (III)
7. Integrate thermal loading factors, system design and component performance data to formulate test and balance plans for air and water systems. (III, IV)
8. Describe the characteristics of specific types of HVAC piping systems. (IV)
9. Describe specific pump types and applications. (IV)
MCCCD Official Course Competencies must be coordinated with the content outline so that each major point in the outline serves one or more competencies. MCCCD faculty retains authority in determining the pedagogical approach, methodology, content sequencing, and assessment metrics for student work. Please see individual course syllabi for additional information, including specific course requirements.
 
MCCCD Official Course Outline
I. Air Measurement
   A. Instruments
      1. Pitot tube
      2. Orifice
      3. Hoods and velometers
      4. Incline manometer
   B. Equivalent Standard Air
      1. Compensation factors
      2. Heat of compression
   C. Minimum Outdoor Air
II. Water Measurement
   A. Instruments
      1. Venturi
      2. Orifice
      3. Turbine flow meter
      4. Annular flow meters
III. Air Distribution Systems
   A. Fans
      1. Fan laws
      2. Fan and motor information
      3. Fan curve characteristics
   B. System Characteristics
      1. Air volume changes
      2. Unstable flow
      3. Total system pressure
      4. Air flow through terminals
   C. System Variations
      1. Fixed minimum fresh air
      2. Economizer control
      3. Multi zone
      4. Reheat
      5. Low velocity double duct
      6. High velocity, constant volume double duct
      7. Variable volume
      8. Induction units
   D. Air Handling System Component Performance Data
IV. Hydronic Systems
   A. Pumps
      1. Pump laws
      2. Pump and motor information
      3. Pump curves
      4. Pump types
   B. System Characteristics
      1. Pressure control
      2. Unstable flow
   C. System Variations
      1. Direct return
      2. Reverse return
      3. Primary/secondary variable flow
   D. Coil Characteristics
      1. 2-row
      2. 4-row
      3. 6,8-row coils
   E. Primary Equipment
      1. Chillers
      2. Cooling towers
      3. Fluid coolers
      4. Heat exchangers
      5. Boilers

 
MCCCD Governing Board Approval Date: June 16, 2015

All information published is subject to change without notice. Every effort has been made to ensure the accuracy of information presented, but based on the dynamic nature of the curricular process, course and program information is subject to change in order to reflect the most current information available.