Heater tune-up The Air and Fire Draft Regulation Diagram (DRAFT diagram for short), shown in the following figure, is a practical tool for controlling draft and excess oxygen in process heaters. This diagram, based on Figure 19 (Natural Draft Heater Adjustment Chart) of the API RP 535 standard, more explicitly clarifies the application of single […]

Refinery process heaters How to maintain the efficiency of these large energy consumers? Process heaters are probably the most critical pieces of equipment within refineries and petrochemical plants, as they consume large volumes of fossil fuels and emit proportional amounts of CO2 into the atmosphere. Profit margins may be at stake if heaters emissions are […]