Density of Liquids and Solids Auxiliary meeting Horst Bettin
Auxiliary meeting Agenda EUROMET 627 and CCM.D-K2 (density of liquids) EURAMET 1019 (density of liquids) EUROMET 702 and CCM.D-K4 (hydrometer) CCM.D-K1 (density of solids) New EURAMET comparison on density of solids CCM.D-K3 (stainless steel weights) Timetable of comparisons CMC tables Miscellaneous
EUROMET Project 627 Report of EUROMET Project 627 Revised report B distributed in February 2006 Rapporteur accepted the report in May 2006 Sent to CCM, CCM WG Density in October 2006 Publication of the Report Wait for linkage report to CCM.D-K2 Summary in Technical Supplement of Metrologia Report into the EUROMET and BIPM database
CCM.D-K2 (density of liquids) Participants EUROMET: PTB/DE, OMH/HU APMP: NMIJ/JP, KRISS/KR COOMET: VNIIM/RU SIM: NRC/CA, CENAM/MX Pressure and Temperatures 101325 Pa (atmospheric pressure) 5 C to 60 C
CCM.D-K2 (density of liquids) Liquids Pentadecane (769 kg/m 3 ) at 15 C, 20 C, 40 C, 60 C Water (998 kg/m 3 ) at 20 C Tetrachloroethylene (1623 kg/m 3 ) at 5 C and 20 C Viscosity Oil (846 kg/m 3, 1100 mpas) at 20 C Timetable Measurements: April to June 2004 2007: Monte Carlo calculations Draft A: May 2008 for CCM WGD meeting Draft B: November 2008?
CCM.D-K2 (density of liquids) Linkage of EUROMET 627 Soon after completion of CCM.D-K2 Procedure of approval and publication similar to that of the Report of EUROMET 627 CMC Tables Already submitted, see below
EURAMET project 1019 Christian Buchner (BEV) reports about status
Hydrometer comparison Dr. Salvatore Lorefice reports about status of the comparisons EUROMET 702 and CCM.D-K4
CCM.D-K1 (Density of Solids) Pilot Laboratory NMIJ/JP Participants EUROMET: METAS/CH, PTB/DE, CEM/ES, INRIM/IT APMP: SIM: NMIJ/JP, KRISS/KR NRC/CA, CENAM/MX Report Final report on database since September 2006
EURAMET solid density comp. Samples 1 kg Si sphere, diameter 94 mm 240 g Si sphere, diameter 58 mm 30 g Si sphere, diameter 30 mm Measurements Density and volume at 20 C, 101325 Pa (includes mass measurements)
New EURAMET comparison Participants BEV, DZM, NIS, MIKES, LNE, PTB, EIM, INRIM, GUM, VNIIM, CEM, Metas, UME, NPL Link to CCM.D-K1 (1 kg Si sphere) CEM, INRIM, Metas, PTB? Ask NMIJ/Japan? Reference values for small spheres by the pressure-of-flotation method
New EURAMET comparison Technical protocol: similar to that of CCM.D-K1 Start: May 2008 Two petals, since 14 (or more) participants Link between petals: PTB, CEM, Metas, NMIJ? or flotation measurements at PTB? Timetable: One month for travelling, one month for measurements
New EURAMET comparison Timetable, petal 1 (free: Nov. 2008, July 2009) PTB May 2008 Metas July 2008 EIM September 2008 BEV January 2009 VNIIM March 2009 UME May 2009 DZM September 2009 NIS November 2009 PTB January 2010
New EURAMET comparison Timetable, petal 2 (free: March, May, July 2009) PTB May 2008 NPL July 2008 INRIM September 2008 LNE November 2008 Mikes January 2009 NMIJ? March to July 2009 GUM September 2009 CEM November 2009 PTB January 2010
CCM.D-K3 (Stainless Steel) Pilot Laboratory NMIJ/JP Participants? Start Decision on CCM WG Density meeting in April 2005: A questionnaire will be distributed. 1 kg, 500 g, 200 g, 100g
EURAMET (Stainless Steel kc) Start parallel to CCM.D-K3? Waiting for Technical Protocol of CCM.D-K3 CMC entries immediately after CCM.D-K3 Pilot Laboratory? Participants?
Comparison Timetable Year Solids Liquids Weights Hydrom. 1995 P 1996 M 1997 M 1998 M 1999 E 2000 P R 2001 P P 2002 M P M 2003 M P E P 2004 A M A M 2005 B A B M 2006 B A A
Comparison Timetable Year Solids Liquids Weights Hydrom. 2007 P A P B 2008 M R M P P 2009 M R M P M 2010 R M M M 2011 P A M A P 2012 M B A B M 2013 M P B M 2014 R M R 2015 P R 2016 M P 2017 M M
CMC Tables Density of Liquids - Hydrometers CMC entries were submitted to other regions Problems: temperature range (LNE, GUM) Density of Liquids Liquid samples CMC entries were submitted to other regions Problems: temperature range (OMH, PTB)
CMC Tables Parameters Temperature ranges Pressure for density of liquids (NMIJ) Viscosity of liquids
CCM WG Density 22 April 2008 in Paris, Agenda CCM.D-K2, CCM.D-K4, CCM.D-K3 EURAMET comparisons: liquids, solids, weights CMCs kc -> CMC? Water density measurements at PTB Country reports
Miscellaneous Other RMOs? APMP COOMET SIM