Valves DOE-HDBK-1018/2-93 OBJECTIVESTERMINAL OBJECTIVE1.0Without references, DESCRIBE the construction and operation of a given type of valve,valve component, or valve actuator, as presented in this module.ENABLING OBJECTIVES1.1DESCRIBEthe four basic types of flow control elements employed in valve design.1.2DESCRIBEhow valve stem leakage is controlled.1.3Given a drawing of a valve, IDENTIFY the following:a.Bodyb.Bonnetc.Stemd.Actuatore.Packingf.Seatg.Disk1.4Given a drawing of a valve, IDENTIFY each of the following types of valves:a.Globeb.Gatec.Plugd.Balle.Needlef.Butterflyg.Diaphragmh.Pinchi.Checkj.Stop checkk.Safety/reliefl.Reducing1.5DESCRIBEthe application of the following types of valves:a.Globeb.Gatec.Plugd.Balle.Needlef.Butterflyg.Diaphragmh.Pinchi.Checkj.Safety/reliefk.Reducing1.6DESCRIBEthe construction and principle of operation for the following types of valveactuators:a.Manualb.Electric motorc.Pneumaticd.Hydraulice.SolenoidRev. 0Page viiME-04
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