水分检测的标准方法.pdf

Moisture reference method 水分检测的标准方法 AACC ICC ISO Moisture reference method Presentation Plan The standards:ISO,ICC,AACC When such reference methods are used?What are the benefits using EM10?Tool(s)to evaluate ROI with EM10 Conclusion Moisture reference method The international standards REMINDER:Reference Methods:ISO 711 ICC 109 Practical Methods:ISO 712 ICC 110/1 AACC 44-15 Moisture reference method The international standards Main requirements for an oven:ISO 712ICC 110/1AACC 44-151Heavy gauge aluminium2355 mm,15 mm height4Gravity convection or mechanical convection56Good Ventilation7130 C+/-1 C8Repetability:0,20%Standards RequirementsRequirement NWith a watertight coverSurface Max.:0,3g/cm2Vessel made of MetalElectrically heated,temperature-regulated drying cabinetHeating capacity:Set at 131 C,this temperature can be regained in less than 45 min(30 min)Repetability:+/-0,15%Durum semolina test 2h+1h130-133 CPractical standards=Primary methods Moisture reference method The international standards EM10 specifications compared to these requirements:NEM10 specifications1Metal(Aluminium)2Watertight cover30,25g/cm2,55 mm dishes possible4Electrically heated,temperature-regulated drying cabinet5In 16 min6Answers to Semolina test7130-133 C+/-0,5 C8Repetability:0,078EM10 answers to main international standards Moisture reference method When such methods are used?When moisture determination is done?Moisture is a contractual parameter required in wheat(flours)purchasing/selling contracts and influences the final price.Moisture is done for wheat conditioning preparation before milling Moisture is a“basic”parameter required before all other common analysis and can influence final results(final price):Alveograph Farinograph,Amylograph Hagberg,/.Moisture reference method When such methods are used?For control tests,official determination:Wheat/Flour cargo controls by official laboratories Wheat seeds during approval tests of new species /.For other devices calibration(secondary methods):NIR analyzers calibration Capacitive analyzers IR-Halogen dryers analyzers Moisture reference method When such methods are used?All devices for moisture determination using other technologies(NIR,IR-Halogen,Capacitive,)must be calibrated with an oven complying with the standard.EM10 is the tool for that!Moisture reference method What are the benefits using EM10?A precise moisture determination:For a better price evaluation on wheat or flour For more safety transactions For a better yield for millers Moisture reference method What are the benefits using EM10?Why can we say EM10 gives better moisture determination than universal ovens?Aluminium body:Excellent calorific capacity and homogenous heat transfert 10 individual compartments:Avoid sample contamination=10 individual ovens Optimised design for natural and efficient air circulation:All the water steam is eliminated Moisture reference method Tools to evaluate ROI with EM10 Better Yield for millers:Base Humidit H20%/MS MSM eau dans Grain Masse de GrainH20%suppos16,00%19,05%84,0016,00100,00H2O%r el15,50%18,34%84,5015,50100,00Final d sir17,00%20,48%83,0017,00100,00R partition finale/suppos e84,0017,20481928101,2048193R partition finale/r elle84,5017,30722892101,8072289Soit:Masse deau suppos e a ajouter(en L pour 100 kg de grain):1,205Masse deau r elle ajouter(en L pour 100 kg de grain):1,807Delta:0,602Contrle de lhumidit r elle du Lot conditionn :Humidit r elle de d part15,50%MS84,5H20 humidit15,5Si humidit OK Si humidit fausseEau ajout e si humidit OK1,205Masse deau totale16,705Masse de bl totale101,205Humidit finale du lot16,51%Calcul des pertes en rendementTaille du moulinPerte sur 1 jour(en t)Perte sur 1 mois(en t)Perte sur 1 an(en t)10 t/24h50 t/24h100 t/24h200 t/24h500 t/24h1000 t/24hSoit une perte en%an denvironTaille du moulinPerte sur 1 jour(en t)Perte sur 1 mois(en t)10 t/24h50 t/24h100 t/24h200 t/24h500 t/24h1000 t/24h14,4612,05Calcul de base de leau a ajouter pour humidifier du blLe Meunier perd de largent en sous-humidifiant1,80717,307101,80717,00%24,1060,240,060,300,601,201,206,021445,780,60Perte sur 1 an(en t)72,29144,58289,16722,893,016,02120,48 Moisture reference method Tools to evaluate ROI with EM10 Study in progress:Ovens comparison Moisture reference method Conclusion No serious analysis,no secure transaction without a serious Moisture determination Moisture reference method Conclusion No serious Moisture determination Without using ovens answering to international standards:EM10 is the tool for that!Moisture reference method Contact CHOPIN Technologies Tel:[phone] Fax:[phone] E-mail:infochopin.fr 特雷首邦（北京）贸易有限公司 北京市西城区莲花池东路甲5号院1号楼白云时代 大厦二单元804室 100038 电话：86-10-6334 5789/5782/5786 传真：86-10-6334 5899 电邮： 中英法文网址：www.chopin.fr 中文网址：