Blogs
Every chart from these guides has its own page now, with one shared conditions bar: Tower Lab.
Flooded Blowers? Keep Aeration Running with AERZEN Rental
Flood-damaged blowers can stop aeration for weeks. Rent an AERZEN blower while the original is repaired.
Cooling Tower Performance Curves: Reading the Crossplot
How a curve family is interpolated, and how the crossplot turns a test point into a capability %.
The Merkel Number Explained: KaV/L and the Entering-Air Convention
What the Merkel number KaV/L measures, how the operating line is built, and the convention behind it.
Cooling Tower Capability Explained: What 100% Really Means
How capability is computed from two curves, and why a 100% result is a comparison, not a temperature.
Cooling Range and Approach explained with a worked example
Cooling tower Range and Approach defined, with the effectiveness formula and a worked example.
Cooling Tower Water Too Warm? 7 Checks Before a Major Repair
Seven checks for water that leaves the tower too warm — flow, distribution, fill, airflow — before a repair.
Cooling Tower Fill Replacement: How It Saves Energy and Reduces Operating Costs
How cooling tower fill degrades, the signs it needs replacing, and the gain measured on one project.
Cooling Tower Preventive Maintenance: Reduce Downtime and Extend Equipment Life
Cooling tower PM checklist: fill, drift eliminators, fan and gearbox, water distribution, basin.
Cooling Tower Performance Testing: What It Is and Why It Matters
What a cooling tower performance test measures — Range, Approach, airflow and water distribution.