Tech Talk | Page 2 of 2 | pdblowers, Inc.

Blower Briefs

Back in the early 1990's, when pdblowers was a newborn company, we published a newsletter. The purpose of the newsletter was to inform and educate our customers or anyone who was unfortnunate enough to get on our mailing list!

Schedule 40 Pipe Data

A quick reference table that gives ID, OD, Flange Diameter, Bolt Circle Diameter, number of bolts and weight per foot. This is an excellent quick reference tool.

Elevation Versus Atmospheric Pressure

A table is provided to allow for a quick reference to atmospheric pressure based on elevation in feet. Pressures are provided in PSIA and "HgA.

Industrial Noise Reduction

How to calculate a noise level at a distance other then where it is measured. This is a handy method to determine how much noise reduction you will achieve as you move further away from the noise source.

SCFM (Standard CFM) vs. ACFM (Actual CFM)

Calculation Method to convert SCFM (Standard Cubic Feet per Minute) to ACFM (Actual Cubic Feet per Minute). The calculation is based on standard conditions of 68°F, 36% relative humidity (RH) and 14.7 PSIA.

Universal Air Filter Element Service Instructions

How and when to clean and maintain your paper, felt and wire mesh air filter elements.

LS 3000 2 Point Level Switch

This is a supplement to the manufacturer's operating instructions condensing the adjustment procedure for REP's separator application.

The Optimal Blower Systems Configuration

The best orientation for a rotary positive displacement blower is in a horizontal configuration. The horizontal configuration can be described as vertical airflow or you can draw a line between the shaft ends. If the line is horizontal it is...

Roots Blower Manufacturers

The term “roots blower” is often used as a general term to describe any straight lobe positive displacement blower, however there is only one manufacturer of Roots™ blowers. Roots has its main manufacturing facilities, including the original Roots factory, in...