Collection of Engineering Tools

Makeup Air and Ventilation

The need for Makeup Air

Understanding Humidity

Cooling Coil Psychometric Calculations

Psychometric Calculator

Weather Calculator - Temperature Conversions, Humidity, Wind-chill etc.

Humidity Formula's

Chiller Application

Chiller Loop Design - min volume requirements

Cooling Tower Water Treatment

Physical Water Treatment of Cooling Tower Water – Has it’s Time Finally Come?

Tower make-up water Calculations

Classification of Stainless Steels

Fan Applications

A Reference for Engineers - Engineering Resource Guide

Fan & Fan System Vibration - ED-200

Fan Sound & Sound Ratings - ED-300

Surge, Stall & Instabilities in Fans - ED-600

Fan Bearing Selection - ED-1200 

Fan Bearing Maintenance & Troubleshooting - ED-1300

V-Belt Drive Selection For Fans - ED-1400

Make-up Air: Signs That You Need It / Operating Costs - ED-1500

Temperature & Altitude Effects On Fans - ED-1600

Density Corrections for Moist Air and Other Gases - ED-1700

Vibration Isolation of Fans - ED-1900

Understanding Fan Curves - ED- 2000

Fan Performance Characteristics of Axial Fans - ED-2300

Fan Performance Characteristics of Centrifugal Fans - ED-2400

High Temperature Fans - ED-3200

Plenum Fan Application Guidelines - ED-3500

Topics in Acoustics - ED-3800

Fan Arrangements, Rotation, Discharge and Motor Position - ED-3900

Laboratory, Vivariums and Clean Rooms

Air Filters

Comparison of ASHRAE Standard 52.1 and 52.2

Refrigerants

R-410a The Next Step - What you Need to Know

 

R-134a Properties, Uses, Storage, and Handling

 

Seismic Design and Application

MASON 2007 Seismic Restraint Guidelines

This is a 25MB PDF File, may take awhile

SEISMIC SPECIFICATION APPLICATION DRAWINGS manual. 

USGS Memphis, Shelby County Seismic Hazard Maps

Memphis and The New Madrid Seismic Zone

Basic System Design & Application Notes

Exclusions to Seismic Requirements

Piping Weights for Suspended Applications

Electrical Conduit Weights for Suspended Applications

NEIC New Madrid Links
USGS Earthquake Hazards Program - Earthquake Facts & Statistics
USGS Memphis, Shelby County Seismic Hazard Maps

CUSEC - Seismic Zones - NMSZ
USGS Fact Sheet 131-02: Earthquake Hazard in the Heart of the Homeland - Page 1

Hazardous environment equipment protection and application

Corrosion, what to do about it and how to help prevent it.

Application of HVAC Equipment in Hazardous Locations. 

AMCA Spark Ratings for fans.