Engineering Letters

The NYB Engineering Letters are a collection of technical documents produced on a variety of fan-related topics.

Products

Industrial Fans

• System Calculation (EL-01)
• Fan Laws and System Curves (EL-02)
• Understanding Fan Performance Curves (EL-03)
• Temperature and Altitude Affect Fan Selection (EL-04)
• Fan Performance - The System Effect (EL-05)
• Increasing Fan Performance (EL-06)
• Field Testing of Fan Systems (EL-07)
• Proper Selection of Pressure Blowers (EL-08)
• Fan Acoustics (EL-12)
• Fan Balance and Vibration (EL-13)
• Fan and System Curves (EL-32)

Motors/Drives

• Integral Motors for Centrifugal Fans (EL-22)
• Electric Motor Codes and Standards (EL-23)

Accessories/Modifications

• Selection Criteria for Fan Dampers (EL-11)

Corrosion Resistant (SRC/FRP) Construction

• Practical Limits of Spark-Resistant Construction (EL-15)
• Corrosion-Resistant Coatings for Fan Equipment (EL-16)
• Corrosion Resistance of FRP Fans (EL-18)
• Design and Construction of NYB FRP Fans (EL-19)
• Accessories and Construction Modifications for FRP Fans (EL-20)
• Surface Veil for FRP Fans (EL-21)

Industries/Applications

• Pneumatic Conveying (EL-09)
• Fans and Blowers for Combustion Process (EL-10)
• Fundamentals of Steam (EL-24)
• Industrial Steam Heating Systems (EL-25)

Misc

• Miscellaneous Engineering Data (EL-E)
• Engineering Letter Glossary (EL-G)

Reference

• Stainless Steel Specifications for Fan Equipment (EL-14)
• Coating Surface Preparation Specifications (EL-17)
• Centrifugal AMCA Fan Arrangement 8 Vs 7 (And 3) EL-30
• Fan Outlet Flow Rate (EL-26)
• Airstreams with High Material Loadings (EL-27)
• Fan and Blower Non- Dimensional Coefficients (EL-28)
• Compressibility Coefficient (EL-29)
• Centrifugal Fan Dust Load Guidelines (EL-31)
  
• Welding of Fan Components In-Situ (EL-33)