Fan Basics
FanTypes
Fan Selection Criteria
Fan Laws.
Fan Performance Tables and Curves
Fan Testing - Laboratory, Field
Air Density Factors for Altitude and Temperature
Use of Air Density Factors - An Example _
Classifications for Spark Resistant Construction
Impeller Designs - Centrifugal.
Impeller Designs - Axial .
Terminology for Centrifugal Fan Components.
Drive Arrangements for Centrifugal Fans _
Rotation & Discharge Designations for Centrifugal Fans
Motor Positions for Belt or Chain Drive Centrifugal Fans
Fan Installation Guidelines
Fan Troubleshooting Guide
Motor and Drive Basics
Definitions and Formulas
Types of Alternating Current Motors
Motor Insulation Classes.
IllllIlIl
Motor Service Factors
Locked Rotor KVA/HP.
Motor Efficiency and EPAct.
Full Load Current
General Effect of Voltage and Frequency
Allowable Ampacities of Not More Than Three
Insulated Conductors
Belt Drives.
Estimated Belt Drive Loss.
Bearing Life
System Design Guidelines
GeneraIVentilation
Process Ventilation
Kitchen Ventilation
Sound
Rules ofThumb
Noise Criteria .
System Design Guidelines (cont.)
Sound Power and Sound Power Level.
Sound Pressure and Sound Pressure Level .
Room Sones -dBA Correlation .
Noise Criteria Curves.
Design Criteria for Room Loudness.
Vibration.
Vibration Severity 38-39
GeneraIVentilation Design
Air Quality Method
Air Change Method .
Suggested Air Changes.
Ventilation Rates for Acceptable Indoor Air Quality
Heat Gain From Occupants of Conditioned Spaces
Heat Gain From Typical Electric Motors.
Rate of Heat Gain Commercial Cooking Appliances in
Air-Conditioned Areas
Rate of Heat Gain From Miscellaneous Appliances
Filter Comparison
Relative Size Chart of Common Air Contaminants .
Optimum Relative Humidity Ranges for Health
Duct Design
Backdraft or Relief Dampers
Screen Pressure Drop .
Duct Resistance
Rectangular Equivalent of Round Ducts .
Typical Design Velocities for HVAC Components
Velocity and Velocity Pressure Relationships
U.S. Sheet Metal Gauges
Recommenclecl Metal Gauges for Ducts
Wind Driven Rain Louvers _
Heating & Refrigeration
Moisture and Air Relationships
Properties of Saturated Steam resheji.com 58
Cooling Load Check Figures .59-60
Heat Loss Estimates.61- 2
Fuel Comparisons 62
Fuel Gas Characteristics 62
Heating & Refrigeration (cont.)
Estimated Seasonal Efficiencies of Heating Systems 63
Annual Fuel Use63-64
Pump Construction Types 64
Pump ImpellerTypes. 64
Pump Bodies 65
Pump Mounting Methods 65
Affinity Laws for Pumps. 66
Pumping System Troubleshooting Guide
Pump Terms, Abbreviations, and Conversion Factors
Common Pump Formulas
Water Flow and Piping _
Friction Loss for Water Flow
Equivalent Length of Pipe for Valves and Fittings
Standard Pipe Dimensions .
CopperTube Dimensions
Typical Heat Transfer Coefficients
Fouling Factors
Cooling Tower Ratings.
Evaporate Condenser Ratings
Compressor Capacity vs. Refrigerant Temperature at
1000F Condensing .
Refrigerant Line Capacities for 134a
Refrigerant Line Capacities for R-22 .
Refrigerant Line Capacities for R-502 .
Refrigerant Line Capacities for R-717 .
Miscellaneous Formulas
Area and Circumference of Circles .
Circle Formula .
Common Fractions of an Inch .
Conversion Factors
Psychometric Chart.
Index.
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