Boiler Blowdown

Boiler Blowdown

 

the removal of impurities from the steamwater path of a boiler unit. Boiler blowdown is classified as either continuous, with an ongoing expulsion of impurities together with boiler water from the upper drum, or periodic, with the insoluble contaminants, or sludge, and some boiler water being removed from the lower collectors of the circulation loop no more than once each shift. The heat of the blow-down water is usually utilized.

References in periodicals archive ?
Whether it's for Produced Water or Boiler Blowdown treatment, the SMARTMOD provides high distillate purity, high continuous distillate production availability and significant reduction in field installation costs of approximately 75%," Daza noted.
It is common to measure chloride at four points, the make-up, the feedwater, the boiler blowdown line and the condensate.
It is commonly associated with cooling tower blowdown and boiler blowdown.
Such a system should be able to incorporate a boiler blowdown control loop to manage this variable as well.
Equipment for Cooling Tower, Boiler Blowdown, and FGD Purge Streams to Optimize Water Use
This water must compensate for the water lost in the disposal of waste streams and boiler blowdown.