A saw and track system that rapidly cuts through water wall boiler tube up to 4″ O.D. to produce highly accurate and perfectly straight cuts with no HAZ (heat affect zone) has been introduced by Esco ...

A water wall boiler tube repair system for biomass boilers that precisely cuts tube panels without a HAZ (heat affect zone) and bevels for superior welding end preps has been introduced by Esco Tool ...

Figure 1. Cutaway of the membrane feature of waterwall panels. Source: Reference 1 via Reference 2. This author’s experience includes nearly twenty years at two coal-fired power plants. The defining ...

Scale, like many things in life, is easy to ignore until it becomes a problem. For boilers that produce hot water and steam for industrial activities, the situation can become serious before the scale ...

One of the reasons Eskom gave for implementing Stage 4 loadshedding last week was boiler tube leaks. To us that doesn’t seem like much of an issue. Simply replace the faulty tube right? As it turns ...

Cleaning power station boiler tube walls is a dirty and troublesome job that is not only hazardous, but can generally only be done during station down times to minimize the risk to human cleaners. To ...