Earl Clark

Engineers should challenge themselves to help mold current and future professionals

Non-azeotropic mixtures can cause problems in ancillary equipment.

A seemingly minor change causes a major problem

Several issues contribute to water hammer and leakage of condensate

Rigorous manual testing of a refrigeration system revealed an unexpected source of fouling

Carefully review all possible avenues before taking a heat exchanger off line

A cooling tower’s rapid performance decline stemmed from a surprising culprit.

Consider improper installation as a possible culprit for inefficiency and poor performance

An online performance test can help validate a design or newly installed equipment

Follow these tips for conducting a field performance test when it’s unavoidable

Take a careful look at measurement accuracies and how information is collected

Understand the difference between acceptance testing and performance testing

Modern instrumentation packages reduce the need for testing — but not always

Take a look at the cooling tower, refrigeration compressor and condenser

Deviating from standard design temperatures requires careful evaluation

Operating at design condenser pressure could wind up wasting energy

Pumping problems and other issues could mean dust has settled in the system

Attempts to implement a shared approach provide some important insights

Consider potential hazards before entering a cooling tower for inspection

Address any issues with cooling tower fill before summer arrives

Consider three alternatives for columns requiring low temperatures