JB/T 5201.1-2007 滚丝机 第1部分:精度
作者:标准资料网 时间:2024-05-16 20:12:42 浏览:8304
来源:标准资料网
基本信息
标准名称: | 滚丝机 第1部分:精度 |
英文名称: | Thread rolling machines-Part 1:Testing of the accuracy |
中标分类: |
机械 >>
通用加工机械与设备 >>
锻压机械 |
ICS分类: |
机械制造 >>
无屑加工设备 >>
轧制、挤压和拉制设备
|
替代情况: | 替代JB/T 5201.1-1999 |
发布部门: | 中华人民共和国国家发展和改革委员会 |
发布日期: | 2007-08-28 |
实施日期: | 2008-02-01 |
首发日期: | |
作废日期: | |
提出单位: | 中国机械工业联合会 |
归口单位: | 全国锻压机械标委会 |
起草单位: | 济南铸锻所捷迈机械有限公司;山东省青岛生建机械厂 |
起草人: | 马立强、梅松芳 |
出版社: | 机械工业出版社 |
出版日期: | 2008-01-01 |
页数: | 6页 |
书号: | 15111·8739 |
适用范围
JB/T 5201的本部分规定了滚丝机的几何精度、工作精度要求及检验方法。本部分适用于最滚压力16kN~1250kN,两主轴作同步同方向回转,并作水平方向相对运动的滚丝机。也适用于最大滚压力16kN~315kN,三主轴作同步同方向回转并相对运动的滚丝机。
前言
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引用标准
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所属分类: 机械 通用加工机械与设备 锻压机械 机械制造 无屑加工设备 轧制 挤压和拉制设备
【英文标准名称】:Aerialsforthereceptionofsoundandtelevisionbroadcastinginthefrequencyrange30MHzto1GHz;part1:electricalandmechanicalcharacteristics
【原文标准名称】:频率范围为30MHz-1GHz的声音和电视广播接收天线.第1部分:电气和机械特性
【标准号】:DINIEC60597T.1-1980
【标准状态】:作废
【国别】:
【发布日期】:
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:
【国际标准分类号】:
【页数】:
【正文语种】:
【英文标准名称】:Energyperformanceofbuildings-Calculationofenergyuseforspaceheatingandcooling
【原文标准名称】:建筑物能量特性.空间加热和冷却用能量的计算
【标准号】:ISO13790-2008
【标准状态】:现行
【国别】:国际
【发布日期】:2008-03
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC163
【标准类型】:()
【标准水平】:()
【中文主题词】:空调;建筑物;计算公式;元部件;建筑;冷却;冷却负载;计算准则;数据;定义;家用设施;能量;能量消耗;能量需求;能量性能;热学;热平衡;耗热量;热力工程;热损失;热能;加热设备;加热装置;热水集中供暖;内部温度;数学计算;计算方法;对流式供暖系统;表面温度;温度;测试;结构热工性能;温度致适;建筑物热工设计;热环境系统;隔热;热性能;热防护;转换系数;有校性;温水
【英文主题词】:Airconditioning;Buildings;Calculationformula;Components;Construction;Cooling;Coolingloads;Criteriaforcalculations;Data;Definitions;Domesticfacilities;Energy;Energyconsumption;Energydemands;Energyperformance;Heat;Heatbalance;Heatconsumption;Heatengineering;Heatloss;Heatingenergy;Heatingequipment;Heatinginstallation;Hot-watercentralheating;Internaltemperature;Mathematicalcalculations;Methodsofcalculation;Space-heatingsystems;Surfacetemperatures;Temperature;Testing;Thermalbehaviourofstructures;Thermalcomfort;Thermaldesignofbuildings;Thermalenvironmentsystems;Thermalinsulation;Thermalproperties;Thermalprotection;Transfercoefficient;Validation;Warmwater
【摘要】:ThisInternationalStandardgivescalculationmethodsforassessmentoftheannualenergyuseforspaceheatingandcoolingofaresidentialoranon-residentialbuilding,orapartofit,referredtoas"thebuilding".Thismethodincludesthecalculationof:a)theheattransferbytransmissionandventilationofthebuildingzonewhenheatedorcooledtoconstantinternaltemperature;b)thecontributionofinternalandsolarheatgainstothebuildingheatbalance;c)theannualenergyneedsforheatingandcooling,tomaintainthespecifiedset-pointtemperaturesinthebuilding-latentheatnotincluded;d)theannualenergyuseforheatingandcoolingofthebuilding,usinginputfromtherelevantsystemstandardsreferredtointhisInternationalStandardandspecifiedinAnnexA.Thebuildingcanhaveseveralzoneswithdifferentset-pointtemperatures,andcanhaveintermittentheatingandcooling.Thecalculationintervaliseitheronemonthoronehour.Forresidentialbuildings,thecalculationcanalsobeperformedonthebasisoftheheatingand/orcoolingseason.ThisInternationalStandardalsogivesanalternativesimplehourlymethod,usinghourlyuserschedules(suchastemperatureset-points,ventilationmodesoroperationschedulesofmovablesolarshading).Proceduresaregivenfortheuseofmoredetailedsimulationmethodstoensurecompatibilityandconsistencybetweentheapplicationandresultsofthedifferenttypesofmethod.ThisInternationalStandardprovides,forinstance,commonrulesfortheboundaryconditionsandphysicalinputdata,irrespectiveofthecalculationapproachchosen.SpecialattentionhasbeengiventothesuitabilityofthisInternationalStandardforusewithinthecontextofnationalorregionalbuildingregulations.Thisincludesthecalculationofanenergyperformanceratingofabuilding,onthebasisofstandardizedconditions,foranenergyperformancecertificate.Theresultcanhavelegalimplications,inparticularwhenitisusedtojudgecompliancewithminimumenergyperformancelevels,whichcan,forinstance,berequiredtoobtainabuildingpermit.Forsuchapplications,itisimportantthatthecalculationproceduresbeunambiguous,repeatableandverifiable.Aspecialsituationisthecalculationoftheenergyperformanceinthecaseofoldexistingbuildings,ifgatheringthefullrequiredinputwouldbetoolabour-intensiveforthepurpose,relativetothecost-effectivenessofgatheringtheinput.Inthiscase,itisimportantthatthecalculationproceduresprovidetherightbalancebetweenaccuracyanddatacollectioncosts.Toaccommodatetheapplicationfortheseandothersituations,thisInternationalStandardoffersdifferentchoices.Itisuptonationalbodieswhetherornottochooseaspecificoptionformandatoryuse,e.g.dependingontheregioninthecountry,thetypeofbuildinganditsuse,andonthepurposeoftheassessment.AnnexHprovidessomeinformationontheaccuracyofthemethod.ThisInternationalStandardhasbeendevelopedforbuildingsthatare,orareassumedtobe,heatedand/orcooledforthethermalcomfortofpeople,butcanbeusedforothertypesofbuildingorothertypesofuse(e.g.industrial,agricultural,swimmingpool),aslongasappropriateinputdataarechosenandtheimpactofspecialphysicalconditionsontheaccuracyistakenintoconsideration.NOTE1Forinstance,itcanbeusedwhenaspecialmodelisneededbutismissing.Dependingonthepurposeofthecalculation,itmaybedecidednationallytoprovidespecificcalculationrulesforspacesthataredominatedbyprocessheat(e.g.indoorswimmingpool,computer/serverroomorkitcheninarestaurant).
【中国标准分类号】:P31
【国际标准分类号】:91_120_10
【页数】:162P;A4
【正文语种】:英语