OBJECTIVESDOE-HDBK-1018/2-93Miscellaneous Mechanical ComponentsTERMINAL OBJECTIVE1.0Without references, DESCRIBEthe purpose, construction, and operation of miscellaneousmechanical components.ENABLING OBJECTIVES1.1STATE the three common types of air compressors.1.2DESCRIBE the basic operation of the following types of air compressors:a.Reciprocatingb.Centrifugalc.Rotary1.3STATE the reason for using cooling systems in air compressors.1.4STATE three hazards associated with pressurized air systems.1.5Given the appropriate information, CALCULATE the pressure or force achieved in ahydraulic piston.1.6DESCRIBE the basic operation of a hydraulic system.1.7DESCRIBE the basic operation of a boiler.1.8IDENTIFY the following components of a typical boiler:a.Steam drumd.Downcomerb.Distribution header(s)e.Risersc.Combustion chamber1.9STATE the purpose of cooling towers.1.10DESCRIBEthe operation of the following types of cooling towers.a.Forced draftb.Natural convectionME-05Page viiiRev. 0
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