S08_04SI 4 AIR HANDING AND DISTRIBUTION

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1、RelatedCommercialResourcesCHAPTER4AIRHANDLINGANDDISTRIBUTIONAir-HandlingUnits....................................................................4.3SpecialSystems........................................................................4.13Air-HandlingUnitPsychrometricProcesses.

2、............................4.4TerminalUnits..........................................................................4.15Air-HandlingUnitComponents.................................................4.6AirDistributionSystemControls.............................................4.1

3、7AirDistribution........................................................................4.10AutomaticControlsandBuildingManagementSingle-DuctSystems.................................................................4.10System......................................................

4、.............................4.18Dual-DuctSystems...................................................................4.12MaintenanceManagementSystem...........................................4.18MultizoneSystems...................................................................

5、.4.13BuildingSystemCommissioning..............................................4.18VERYearlyinthedesignofaneworretrofitbuildingproject,minimizing(1)disruptionforserviceneedsand(2)potentialtheHVACdesignengineermustanalyzeandultimatelyselectharmtooccupants,furnishings,andprocesse

6、s.thebasicsystems,asdiscussedinChapter1,andwhetherproduc-•Thesesystemsofferthegreatestpotentialforusingoutsideairfortionofprimaryheatingandcoolingshouldbedecentralized(seeeconomizercoolinginsteadofmechanicalrefrigeration.Chapter2)orcentral(seeChapter3).Thischaptercoverstheop-•

7、Seasonalchangeoverissimpleandadaptsreadilytoautomatictions,processes,availableequipment,andchallengesofall-airsys-control.tems;forall-water,air-and-water,andlocalterminalsystems,see•Awidechoiceofzoning,flexibility,andhumiditycontrolunderChapter5.alloperatingconditionsispossibl

8、e.SimultaneousheatingofoneBuildingairsystemscanbedesignedtopr