SAE J2333 Ship Systems and Equipment-Hydraulic Systems-Filter Selection Parameters

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Product Code:SAE J2333
Title:Ship Systems and Equipment-Hydraulic Systems-Filter Selection Parameters
Issuing Committee:Ship Systems - System Cleanliness And Filters Committee
Scope:This SAE Recommended Practice identifies and examines the various parameters which must be considered in selecting hydraulic systems filters, their locations within the system and the dirt capacity of the filter elements.
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【英文标准名称】:Waterquality-Toxicitytestforassessingtheinhibitionofnitrificationofactivatedsludgemicroorganisms(ISO9509:2006);EnglishversionofDINENISO9509:2006-10
【原文标准名称】:水质.激活污泥微生物抑制硝化作用鉴定毒性方法(ISO9509:2006)
【标准号】:DINENISO9509-2006
【标准状态】:现行
【国别】:德国
【发布日期】:2006-10
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:活性污泥;药液;定义;测定;含量测定;擒纵机构;污泥检验;抑制;微生物分析;微生物;氮化合物;硝化细菌;质量;污水;污泥;物质;试验;毒物;水;水质分析;水常规;水质;水质试验
【英文主题词】:
【摘要】:ThisInternationalStandardspecifiesamethodforassessingtheshort-terminhibitoryeffectofwaters,wastewatersortestsubstancesonnitrifyingbacteriainactivatedsludge.Theinhibitoryeffectisestimatedoveranexposureperiodofusually3horupto24hwithweaklynitrifyingsludge.Themethodisapplicabletonitrifyingactivatedsludgederivedfromdomesticandsyntheticsewageandalsotosludgesfromindustrialandmixeddomesticandindustrialwastewaters.Thenitrifyingactivityofthesludgeisverifiedbytestinginthepresenceandabsenceofaspecificinhibitor(e.g./V-allylthiourea;seeAnnexA).Ifthenitrificationrateiswithinasuitablerangeforthetest,i.e.2mgofnitrogenpergramofsuspendedsolidandhourto6,5mgofnitrogenpergramofsuspendedsolidsandhour,thesludgemaybeuseddirectly.Ifnot,adjustmentsarenecessary(seeClause9).Themethodisapplicabletowater-soluble,non-volatilechemicals,andtowastewatersSludgesfromdifferentsourcesresponddifferentlytoagivenconcentrationofaninhibitormainlyduetoreactionbetweentheinhibitorandcomponentsofthesludge.Thisresultsinapartialneutralisationofthetoxiceffect.Also,sincethetestlastsonlyhours,anyinhibitoryeffectsmaydiminishorincreaseoveralongerperiod,e.g.inthecontinuousactivatedsludgesystem(seeISO5667-16).
【中国标准分类号】:Z16
【国际标准分类号】:13_060_50
【页数】:19P.;A4
【正文语种】:英语


基本信息
标准名称:总图制图标准GBJ103-87
英文名称:Technical drawings-assembling drawings
中标分类: 工程建设 >> 工程建设综合 >> 基础标准与通用方法
替代情况:被GB/T 50103-2001代替
发布日期:1987-06-17
实施日期:1988-01-01
首发日期:1900-01-01
作废日期:2002-03-01
出版日期:1900-01-01
页数:8页
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所属分类: 工程建设 工程建设综合 基础标准与通用方法