Monthly Archives: October 2010

VFD Savings Calculator

Here’s a simple spreadsheet I made up a while ago to calculate the possible savings using Variable Frequency Drives. Download VFD Fan Savings Calculator

Posted in General Information, Good Engineering Practices, System Optimization | Tagged , | Comments Off on VFD Savings Calculator

A Reporters guide to Ammonia – Some Basic Information

One thing you can usually count on when you see a news article about an ammonia release is that the reporter is unfamiliar with ammonia refrigeration. That’s not surprising – they can’t be expected to know everything! This article is … Continue reading

Posted in Community Involvement, General Information, Incidents | Tagged | 1 Comment

Improper Insulation Installation = Trouble

We recently found a pipe that had been insulated below and above the roofline. The portion of the pipe between the upper and lower roof surface was not insulated at all: Here’s what the pipe section looked like when it … Continue reading

Posted in Good Engineering Practices, Mechanical Integrity | Tagged , | Comments Off on Improper Insulation Installation = Trouble