Earl Clark

Energy Columnist
Nov. 26, 2018
Engineers should challenge themselves to help mold current and future professionals
Sept. 21, 2018
Non-azeotropic mixtures can cause problems in ancillary equipment.
Aug. 15, 2018
A seemingly minor change causes a major problem
July 18, 2018
Several issues contribute to water hammer and leakage of condensate
June 19, 2018
Rigorous manual testing of a refrigeration system revealed an unexpected source of fouling
May 18, 2018
Carefully review all possible avenues before taking a heat exchanger off line
April 17, 2018
A cooling tower’s rapid performance decline stemmed from a surprising culprit.
March 16, 2018
Consider improper installation as a possible culprit for inefficiency and poor performance
Feb. 16, 2018
An online performance test can help validate a design or newly installed equipment
Jan. 19, 2018
Follow these tips for conducting a field performance test when it’s unavoidable
Dec. 8, 2017
Take a careful look at measurement accuracies and how information is collected
Nov. 8, 2017
Understand the difference between acceptance testing and performance testing
Oct. 23, 2017
Modern instrumentation packages reduce the need for testing — but not always
Sept. 13, 2017
Take a look at the cooling tower, refrigeration compressor and condenser
Aug. 8, 2017
Deviating from standard design temperatures requires careful evaluation
July 12, 2017
Operating at design condenser pressure could wind up wasting energy
June 19, 2017
Pumping problems and other issues could mean dust has settled in the system
May 8, 2017
Attempts to implement a shared approach provide some important insights
April 24, 2017
Consider potential hazards before entering a cooling tower for inspection
March 24, 2017
Address any issues with cooling tower fill before summer arrives
Feb. 24, 2017
Consider three alternatives for columns requiring low temperatures