HI 8.1-8.5-Direct Acting Pumps for Nomenclature, Definition, Application, and Operation
The 2020 edition is a reaffirmation of the 2015 edition with no substantive changes but may include formatting or editorial changes
Overview:
This standard offers a basic overview on direct acting (steam) pumps, design and application considerations related to the selection of the right pump for a specific industry use, as well as pump operating and maintenance procedures. The standard addresses a variety of direct acting pumps in the categories of horizontal (double acting – piston / plunger, simplex/duplex and vertical (double acting – piston / plunger, simplex/duplex). Direct acting purpose are commonly found in markets that use steam for electricity including utilities, power generation, power plants, and turbines.
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