GB/T 13025.6-1991 制盐工业通用试验方法 钙和镁离子的测定
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来源:标准资料网
基本信息
标准名称: | 制盐工业通用试验方法 钙和镁离子的测定 |
英文名称: | General test method in salt industry-Determination of calcium and magnesium ions |
中标分类: |
食品 >>
制盐 >>
制盐综合 |
ICS分类: |
食品技术 >>
香料和调料、食品添加剂 >>
食品添加剂
|
替代情况: | 被GB/T 13025.6-2012代替 |
发布部门: | 国家技术监督局 |
发布日期: | 1991-07-03 |
实施日期: | 1992-04-01 |
首发日期: | 1991-07-03 |
作废日期: | 2012-12-01 |
主管部门: | 中国轻工业联合会 |
归口单位: | 中国轻工业联合会 |
起草单位: | 轻工部制盐工业研究所 |
出版日期: | 1900-01-01 |
页数: | 6页 |
适用范围
本标准规定了测定制盐工业中工业盐、食用盐、氯化钾、工业氯化镁试样中钙、镁离子的方法。本标准适用于制盐工业中工业盐、食用盐(海盐、湖盐、矿盐、精制盐)、氯化钾、工业氯化镁试样中钙、镁离子含量的测定。
前言
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引用标准
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所属分类: 食品 制盐 制盐综合 食品技术 香料和调料 食品添加剂 食品添加剂
Product Code:SAE MA2078
Title:Test Methods, Hose Assemblies, Polytetrafluoroethylene (PTFE), Metric (Cancelled Apr 2009)
Issuing Committee:G-3, Aerospace Couplings, Fittings, Hose, Tubing Assemblies
Scope:This SAE Aerospace Standard describes the test methods for flexible PTFE hose and hose assemblies used in aircraft fluid systems in the pressure and temperature ranges defined in MA2001 (ISO 6771). It applies to the hose and the hose coupling. The tests and assembly requirements for the connecting end fitting are covered in the procurement specifiction. The document applies each time that it is referred to in a procurement specification or other definition document.【英文标准名称】:Testprocedureofislandingpreventionmeasuresforutility-interconnectedphotovoltaicinverters
【原文标准名称】:并网连接式光伏逆变器孤岛防护措施试验规程
【标准号】:BSEN62116-2011
【标准状态】:现行
【国别】:英国
【发布日期】:2011-07-31
【实施或试行日期】:2011-07-31
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Clearing;Definitions;Disconnectingdevices;Electricpowergeneration;Electricpowernetworks;Electricpowersystems;Electricalengineering;Erection;Feeder;Installations;Interfaces;Inverters;Island;Mainssupply;Networkinterfaces;Photovoltaics;Powergeneratingplant;Powersupply;Powersupplysystem;Properties;Protectiondevices;Qualificationtests;Routinechecktests;Solarenergy;Solarpower;Switchingpoints;Systemsupervision;Testcircuits;Testing
【摘要】:ThepurposeofthisEuropeanStandardistoprovideatestproceduretoevaluatetheperformanceofislandingpreventionmeasuresusedwithutility-interconnectedPVsystems.Thisstandarddoesnotspecifysettingsparameters(voltageandfrequencytripmagnitudeandtriptime)norpass/failcriteria,becausetheEN50438and/orNationalstandardsand/orgridcodesshouldbetakenintoaccountforthispurpose.Thisstandarddescribesaguidelinefortestingtheperformanceofautomaticislandingpreventionmeasuresinstalledinorwithsingleormulti-phaseutilityinteractivePVinvertersconnectedtotheutilitygrid.Thetestprocedureandcriteriadescribedareminimumrequirementsthatwillallowrepeatability.Additionalrequirementsormorestringentcriteriamaybespecifiedifdemonstrableriskcanbeshown.Invertersandotherdevicesmeetingtherequirementsofthisstandardareconsiderednon-islandingasdefinedinCLC/TS61836.Thisstandardmaybeappliedtoothertypesofutility-interconnectedsystems(e.g.inverterbasedmicroturbineandfuelcells,inductionandsynchronousmachines).However,technicalreviewmaybenecessaryforotherthaninverter-basedPVsystems.Alternativetestingprocedurestoevaluatetheperformanceofislandingpreventionmaybeallowedbynationalstandardsand/orgridcodes.
【中国标准分类号】:F12
【国际标准分类号】:27_160
【页数】:46P.;A4
【正文语种】:英语