SH30041999石油化工采暖通风与空气调节设计规范英文版.docx

SH30041999石油化工采暖通风与空气调节设计规范英文版.docx

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SH30041999石油化工采暖通风与空气调节设计规范英文版

SH3004-1999石油化工采暖通风与空气调节设计规范（英文版）

UDC

SH

IndustrialStandardofthePeople'sRepublicofChina

SH3004-1999

DesignCodeforHeating,VentilationandAir

ConditioninginPetrochemicalIndustry

石油化工采暖通风与空气调节设计规范

IssuedonApril15.1999ImplementedasofSeptemberL1999issuedbyTheStateBureauofPetroleum&ChemicalIndustry

IndustrialStandardofthePeople'sRepublicofChina

SH3004-1999

DesignCodeforHeating,VentilationandAirConditioningin

PetrochemicalIndustry

Preparedby:

LanzhouDesignInstituteofChinaPetrochemicalGroup

Corporation

EditedandCompiledby:

ChinaPetrochemicalGroupCorporation

Approvedby:

StateBureauofPetroleumandChemicalIndustry

1999,Beijing

Introduction

ThisCodeisprovidedonthebasisoftherevisionsmadetotheoriginaleditionof''DesignCodeforHeating,VentilationandAirConditioninginPetrochemicalIndustry''byourInstitutewiththeparticipationofBeijingPetrochemicalEngineeringCompanyaccordingtotheNoticeofDocumentNo.Jian-Bia-Zi-269issuedbyChinaPetrochemicalGroupCorporation.

ThisCodeisdividedinto5chaptersand3appendixes.Themaincontentsofthisrevisionareasfollows:

1.Theprovisionsintheoriginalcodewhicharenotadaptivetothenationalcurrentcodesarerevised,suchastheclassiflcationofexplosionhazardousareas,thepositivepressurevaluesofpositive-pressuretypeexplosion-proofelectricalequipment,thegasemissionstandards,airductmaterialsforventilationandairconditioning,etc.,soastomakethemcomplywiththenationalcurrentstandards.

2.AccordingtothegistofnSeveralProvisionsforPlantDesignofChinaPetrochemicalGroupCorporationclausesintermsofthereductionsinpersonnel,landcoverageandinvestment,savingenergy,etc.，havebeenrevisedandadded.

3.TakingintoaccountthewideapplicationsoftheDistributedControlSystem（DCS）inthepetrochemicalprojects,theexperienceinthedesignoftheairconditioningfortheDCScontrolroomhasbeensummedup,andtheclausesintermsoftheenvironmentalconditionsforDCScontrolroom,thecontrolandoperationofairconditioningsystem,theaircurrentcomposition,etc.,havebeenaddedandrevised.

4.Apartoftheclausesregardingsafetyaspectshavebeenaddedandrevised,suchasthecentralizedmonitoringandcontrolofthemajorventilationandairconditioningunitsandstandbyoftheequipment,theinterlocksoftheairconditioningunitsofDCScontrolroomwiththefireautomaticalarmsystem,theexhaustoftheroomsequippedwiththefullgassubmergingfirefightingsystem,etc.

5.Thoseclausesintheoriginalcodewhichareseldomusedordifficulttofunction,arecancelledormodified,suchasheatingwithsteam-ejectionhotwater,therecycleofcondensateforthesteamheatingsystem,diffusiveexplosionhazardoussubstancesorharmfulgasesandvapor,anddistributionofoverallexhaustratefortheplantbuildings,etc.

Duringrevision,widesurveysandstudieshavebeenmadebasedontheproblemsexistingintheoriginalcode,thepracticalexperiencesoftherecentyearsinthedesignofheating,ventilationandairconditioninginthepetrochemicalindustryhavebeensummedup,thecommentsontherelevantdesign,construction,operations,etc.,havebeenaskedfor,themajorproblemsfoundhavebeendiscussedseveraltimesandthecodeisflnalizedafterreviewismade.

IncaseanymodiHeationandsupplementationisfoundnecessaryduringtheimplementationofthisCode,pleaseprovidethecommentsandrelevantinformationtoourinstitute,sothatthereferencecanbemadetoforlaterrevisionofthisCode.

Addressofourinstitute:

1,FuliWestRoad,XiguDistrict,LanzhouCity,

GansuProvincePostCode:

730060

ThiscodeismainlypreparedbyLanzhouDesignInstitute,ChinaPetrochemicalGroupCorporationwiththeparticipationofBeijingPetrochemicalEngineeringCompany,ChinaPetrochemicalCorporation

KeyDraftsman:

JiangWeihan,ChiChimlin,ShiQiuheandBaoChangwei

CONTENTS

1.GeneralPrinciples8

2.Heating9

2.1GeneralProvisions9

2.2HeatingSystem10

3.Ventilation13

3.1GeneralProvisions13

3.2NaturalVentilation17

3.3MechanicalVentilation18

3.4EmergencyVentilation24

3.5EquipmentandAirDucts27

4.AirConditioning29

4.1GeneralProvisions29

4.2CalculationofLoads32

4.3SystemDesign34

5.FirePreventionandExplosionProtection...39

5.1FirePreventionandExplosionProtectionof

HVACSystem39

5.2FirePreventionandExplosionProtectionofVentilationandAirConditioningSystem....41

5.3Plenums47

5.4PositiveDraftforMotors49

AppendixA・CalculatedIndoorTemperaturesfor

HeatinginWinter51

AppendixB・NumbersofAirChangesfor

PetrochemicalShops54

57

AppendixC•NumbersofAirChangesforPlenums

NotesofWording57

Attachment:

ExplanatoryNotes

1.GeneralPrinciples

1.0.1ThisCodeisestablishedforthepurposeofimplementingtherelevantnationalgeneralandspecificpoliciesinthedesignofheating,ventilationandairconditioning（HVAC）forthepetrochemicalenterprises,soastoprovidenecessaryconditionsforsafeproductionactivities,improvementoflaborconditions,productqualityassurance,environmentalprotectionandrationalutilizationofresources.

1.0.2ThisCodeisapplicabletothedesignofHVACofthenewlyconstructed,expandedandrebuiltproductionplantbuildingsandannexbuildingsforthepetrochemicalenterprises.

1.0.3TheoperationstatusandmajorparametersshallbecentrallymonitoredandcontrolledforthoseHVACunitswhichexertsrelativesignificanteffectontheproductionsafetyandproductquality.

1.0.4Inthedesign,thefull-tineorpart-timespecializedtechnicalpersonnelandtheoperationandmaintenancepersonnel,aswellastheappropriatetestinginstrumentsshallbespecifiedaccordingtothequantity,importanceandcomplexityleveloftheHVACunits.

1.0.5DuringtheimplementationofthisCode,therequirementssetinthenationalcurrentmandatorystandardHDesignCodeforHeating,VentilationandAirConditioninginPetrochemicalIndustrynandtheotherrelevantcurrentstandardsandspecificationsshallbesatisHed.

2.Heating

2.1GeneralProvisions

2.1.1Centralizedheatingsystemshallbeprovidedfortheplantbuildingsandtheannexbuildingsintheregionswherethenumberofdayswithameandailytemperatureforyearsconstantly<5°Cisgreaterthan90days,andtherearesomepeopleusuallystayinginroomsorcertainrequirementsforroomtemperaturesmadefortheproduction.

2.1.2Centralizedheatingsystemisallowedtoprovidefortheplantbuildingsandannexbuildingsintheregionswherethenumberofdayswithameandailytemperatureforyearsconstantly<5°Cis45〜59days,andthemeanRHvalueforthecoldestmonthsforyearsisequaltoorgreaterthan75%andthereareoperationpersonnelstayingcollectivelyandfrequently,providedthatthereiswasteheatintheplantareathatcanbeutilizedanditisapprovedbythedepartmentincharge.

2.1.3CentralizedheatingsystemisallowedtoprovideforplantbuildingsandannexbuildingsintheregionsotherthanthatasspecifiedinClause

2.1.1andClause2.1.2ofthisCodewhentherearespecialrequirementsfortheambienttemperaturemadeforproduction.

2.1.4Asfortheproductionplantbuildingsprovidedwiththecentralizedheating,whenthereinnospecialrequirementsfortheambienttemperaturemadeforproductionandthebuildingareausedbyeachworkerdoesnotexceedlOOur,itisnotsuggestedtoprovideanoverallheating,however,thelocalheatingshallbeprovidedinthefixedworkpoints,andwhentheworkpointsarenotfixed,theheatingroomshallbeprovided.

2.1.5Theheatingmediumforthecentralizedheatingshallbedeterminedaccordingtotheeconomicandtechnicalevaluationsontheheatsupplyconditionsoftheplantarea.Firstofall,thewasteheatofproductionshallbeutilized,anditisrecommendedtousehotwaterasheatingmedium,andwhentheheatinginplantareamainlyusesthesteamforproduction,thesteamshallbeusedastheheatingmedium.Itissuggestedtorecyclethecondensate.

2.1.6Inthedesignofcentralizedheating,thecalculationofinteriortemperatureinwintershallbemadeanddeterminedaccordingtothefactorsofthepurposesofrooms,productioncharacteristics,laborintensity,levelofautomationandmechanization,conditionsofmaintenanceandpersonnelstay,etc.ThecalculationofinteriortemperatureforheatingoftheroomsofgeneralproductionplantbuildingsandannexbuildingsshallbemadeanddeterminedaccordingtoAppendixAtothisCode.

2.2HeatingSystem

2.2.1Selectionofheatingsystemsshallcomplywiththefollowingprovisions:

（1）.Whenhotwaterisusedasheatingmedium,itisrecommendedtousedasinglepipelinesystemforthemulti-storeybuildings.

（2）.Whensteamisusedasheatingmedium,itisrecommendedtousedual-pipingsystemforsupplyingsteamwithrisesanddistributingwithdowncomers.

2.2.2Selectionofradiatorsshallcomplywiththefollowingprovisions:

（1）.Itisrecommendedtousetheradiatorsthatareeasytobecleanedfortheproductionplantbuildingswithrelativelyhighrequirementfordustdispersion

ordustproof.

（2）.Itisrecommendedtousetheradiatorsmadeofironcastingfortheproductionplantbuildingsinwhichthecorrosivegasesaredispersedortheroomrelativehumidityishigh.

（3）.Itisrecommendedtousetheradiatorswithaniceappearancefortheadministrativeofficesandtheroomsforthelivingandwelfarepurposes,laboratories,instrumentcontrolrooms,etc.

（4）.Theplate-type,flat-tubingtypeandsteel-sheetpillartyperadiatorsshallnotbeusedinthesteamheat