| Título/s: | Final report : SIM comparison in mass standards SIM.M.M-K4 |
| Fuente: | Metrología, 53 |
| Autor/es: | Becerra, L. O.; Peña, L. M.; Luján, L.; Díaz, J. C.; Centeno, , L. M.; Loayza, V. M.; Cacais, F. A.; Ramos, O.; Rodriguez, S.; Garcia, F.; Leyton, F.; Santo, C.; Caceres, J.; Kornblit, F.; Leiblich, J.; Claude, J. |
| Editor: | IOP Publishing |
| Palabras clave: | Sistema Interamericano de Metrología; Metrología; Kilogramo; Masa; Peso; Calibración; Precisión |
| Idioma: | eng |
| Fecha: | 2016 |
| Ver+/- Abstrac between linked to 1. Gen The pre the deg evidenc delivere SIM.M SIM.M SIM.M 2. Dat The foll Institu LACOM LATU INTI CESME CENAM NRC INMET INTI (A 3. Gen A stain compari 1INTI, In Nacional Tecnológ Instituto N Ko Cen t: This repor 7 NMIS. The the compari eral Inform sent compa ree of equi e supportin d by them. I .M-K4 fo .M-K5 for .D-K3 for a of the par owing SIM te Cou ET Cost Urug Arg C Chil Méx Can RO Braz rgentina)1 h eral Consid less steel s son. Its vol stituto Nacion de Metrolog ico del Urugu acional de M SIM CO rnblit, F1; Leib teno, L.M.2; R Ley t summarizes results repo son CCM.M- ation rison, name valence in t g CMCs c t is part of a r mass calib mass calibr volume dete ticipant NM NMIs have ntry a Rica uay entina e ico ada il as acted as t erations an tandard, m ume referre al de Tecnolo ía (México); ay (Uruguay); etrologia, Qua FIN MPARISO SI lich, J.1 ; Bec amos, O3; Rod ton, F.5; Claud the results rted by the p K4 with satisf d SIM.M.M he calibrati laimed by more gener ration of nom ation of nom rmination o Is and Tec participated Technical C Ramos, O; Ro Santo, C.; Ca Kornblit, F; L García, F.; Le Becerra, L.O Claude Jacqu Loayza, V.M he pilot lab d Procedu ade by Ma d to 20 ºC, gía Industrial 3LACOMET, 5CESMEC (C lidade e Tecno AL REPO N IN A M M.M.M-K erra, L.O.2; Pe ríguez, S.3; Sa e J.6; Loayza, of a SIM com articipants a actory degre .K4, was pl on of high the particip al project w inal value inal values f stainless s hnical Con in the comp ontact(s) dríguez, S. ceres, J. eiblich, J. yton, F. .; Peña, L.M.; es .; Cacais, F.A. oratory re sstech and V20 ºC,, was (Argentina), c Laboratorio C hile); 6NRC, logia (Brazil) RT ASS STA 4 ña, L.M. 2; Luj nto, C.4; Cace V.M.7; Cacais parison of re consisten es of equival anned and c accuracy m ants in hig hich include 1 kg 2 kg, 200 g teel weights tacts arison: Luján, L.; Díaz provided b determined ontact e-mail ostarricense National Rese NDARD án, L.2; Díaz,J res, J.4; García ,F.A.7 a 1 kg mass t with each o ence arried out i ass standar h accuracy s three com , 50 g, 1 g an of 2 kg, 1 k ,J.C.; Centeno y CENAM by CENA : ferk@inti.gob de Metrología arch Council .C.2; , F.5; standard car ther and they n order to e ds, and to mass calib parisons: d 200 mg g, 200 g and , L.M. was used M in Augus .ar; 2CENAM ; 4LATU, La (Canada), 7IN 1/7 ried out can be valuate provide rations 1 g for the t 2012, , Centro boratorio METRO, after the Table 1 The trav was pla compari laborato A proto in each Particul • The st • Each N uncert • The C density circula 4. Sch The me comparison , as well as t eling standa ced in a ca sons SIM. ries was ma col was agr country, s arly, the foll andard was MI applie ainties as lo IPM-2007 . The buoy tion of the t edule asurements . These resu he identifica Tab rd was plac rrying tran M.M-K5 an de by hand, eed previous tore, handl owing crite not washed d its own m w as possibl formula [1] ancy corre ransfer stan followed the N° I -- C 1 L 2 L 3 I 4 C 5 C 6 N 7 I -- C lt and the c tion of the s le 1. Data ass Nominal valu Serial number Identification V20 ºC uV ed in an ind sportation c d SIM.M. by technica ly to the co ing and ac ria were agr during the c ethod to m e, according was applie ctions were dard. schedule sh Table 2. Me nstitute / Co ENAM / Me ACOMET / ATU / Urug NTI / Argent ESMEC / C ENAM / Me RC /Canada NMETRO/B ENAM / Me orrespondin tandard. ociated to the e: : : 54 12 0 ividual woo ase, jointly D-K3 In a l staff of the mparison. I climatizatio eed: omparison. easure the to its capab d by all th applied by own in Tab asurement ord untry xico Costa Rica uay ina hile xico razil xico g standard u standard we 1 kg 1866 0161557204 5,414 9 cm3 ,002 3 cm3 den case for with the s ll the cas NMIs. n it, instruct n of the st mass of the ilities. e participan the partici le 2. er and dates Date July 2009 October 20 January 201 April 2010 July 2010 June 2011 February 20 January 201 August 201 ncertainty u ight transportati tandards co es, the tra ions to trave andards ha standard, i ts in order pants retros 09 0 11 2 2 V are also sh on purposes rresponding nsportation l, initial ins ve been sp n order to determine pectively a 2/7 own in , which to the among pection ecified. achieve the air fter the 5. Stab The drif 2009, in are show these re It can b conside 6. Summ The resu They ar 7. Data In order conditio correspo 6 degre conside The we as the n as well ility of the t of the stan June 2011 n in Table sults are pre e conclude red. ary of the lts sent by e shown in T consistency to check th ns to apply nding to th es of freed red as consi ighted avera on-linked re as its associ standard dard was e , and in Aug 3. The cor sented in Fi Table 3. July 200 June 20 August d that no s reported r the participa able 4, as w Table 4. Mas uncertaintie LACOMET LATU INTI CESMEC CENAM NRC INMETRO NLRV and calcul e consistenc the so-cal e whole set om and sig stent. ge was calc ference valu ated uncerta valuated fro ust 2012. T responding gure 1. Stability of the 9 11 2012 ignificant e esults nts are expr ell as the co s errors e as re s U (for k = 2) ation of a ( y among th led procedu of results w nificance l ulated acco e of the com inty. m three mea he correspo normalized standard. Val e / mg 1,090 1,102 1,096 ffects assoc essed as the rresponding ported by the p , and non-linke e / mg 1,050 1,143 1,051 1,060 1,102 1,064 1,050 1,083 non-linked) e results, a re A were as 2,72 obs evel = 0 rding to the parison (N surements nding mass error En val ues obtained b U (k=2) 0,038 0,031 0,031 iated to dr mass error uncertainty articipants, th d reference va U 0 0 0 0 0 0 0 0 reference v 2 test as pro assumed. while the ,1 is 10,6. same public LRV). It is s performed b errors asso ues are inc y CENAM En -0,1 0,1 0,0 ifts of the e from the n U (for k = eir associated lue (NLRV) / mg ,098 ,070 ,056 ,160 ,031 ,042 ,100 ,020 alue posed in [2 The observ correspondi So, the rep ation and h hown in the y CENAM, ciated uncer luded too. A standard ar ominal valu 2). ] was applie ed sum of ng critical v orted data as been esta last row of 3/7 in July tainties lso, all e to be e 1 kg. d. The squares alue for can be blished table 4, Then, f accordin where e values o Similarl calculat Tab colu LA INT CE CE NR INM Tab LA INT CE CE NR INM or each part g to (1) D , u are the f D and UD y, bilateral ed according le 6A. Bilatera mn and xj refe Dij / mg L TU I SMEC NAM C ETRO le 6B. Bilatera L TU I SMEC NAM C ETRO icipant, deg NLRVe results repo are plotted i differences to (2). The D Table LAC LATU INTI CESM CEN NRC INM l differences D rs to the result ACOMET 0,09 0,00 0,01 0,05 0,01 0,00 l normalized e ACOMET 0,8 0,0 0,1 0,5 0,1 0,0 rees of equ DU 2; rted by the n Figure 2. between pai y are shown jiij xx 5. Degrees of respect to the D OMET - 0 - EC - AM 0 - ETRO - i j= xi - xj, wh reported by th LATU -0,09 -0,08 -0,04 -0,08 -0,09 rrors Eij accor LATU -1,0 -0,5 -0,6 -1,0 -0,8 ivalence D uu NLRV ;22 participant rs of partici in Tables 6 2ij uE equivalence an non linked re / mg UD / 0,03 0, ,06 0,0 0,03 0,0 0,02 0, ,02 0,0 0,02 0,0 0,03 0, ere xi refers toe laboratory in INTI 0,01 0,05 0,01 -0,00 ding to (2) INTI 0,1 0,8 0,2 0,0 and normal Dn UDE . These valu pants and b A and 6B. 22 ji ij u D d normalized ference value mg En 10 -0, 7 0,9 5 -0, 16 -0, 2 0,7 4 -0, 10 -0, the result repo the top row CESMEC 0,04 0,00 -0,01 CESMEC 0,2 0,0 -0,1 ized errors es are show ilateral norm errors, 3 6 1 5 3 rted by the lab CENAM -0,04 -0,05 CENAM -0,7 -0,5 En were ca (1) n in Table alized erro (2) oratory in the NRC -0,01 NRC -0,1 4/7 lculated 5. The rs were left 8. Link In orde CENAM equivale 2) are sh The refe where th calculat The stan For the non-cor So, (3) a Then, n associat to CCM ke r to demons and NRC nce (differe own in tabl rence value e subscript ed as: w dard uncert calculations related. nd (5) yield ew degrees ed uncertain L y comparis trate equiva have part nce D0 from e 7: T linked to C s C and N re 12 CC Deu ainty associ in (4), the : of equivale ties 2LU CC ewRV ons lence, the p icipated in K4 referen able 7. Degree laborato CENAM NRC CM.M.M.K fer to CENA 120, CC Uu ated to the l linking lab LRV 099.1 nce were c 22 LRVx uu . E NC NC, ww wD 0 LRu resent com it and act ce value an s of equivalen ries in CCM.M D0 / g -12 -14 4 (linked re M and NR ;42 0, NC w inked refere oratories res umg LRV; alculated, c Then, linke LLnL UD N,N De 0 C V ww 1 parison wa as linking d the corres ce of the linkin .M.K4 U0 / g 27 34 ference valu C data respe 1 0,2 NN Deu nce value is ults in both mg017.0 onsidering d normalize N s linked to laboratories ponding un g e) was calcu ctively, and 12 0,2 NN Uu compariso deviations D d errors EnL CCM.M.M. . Their deg certainty U0 lated as: the weight 4 ns were con L = e - LR were obtain 5/7 K4 [3]. rees of for k = (3) s w are (4) (5) sidered V, and ed as: These re sults are sh Figure 2 The solid -0, -0, 0, 0, 0, D / mg own in table Table 8 LAC LATU INTI CESM CEN NRC INM Figure 1. P comparison ( . Deviations D pink lines rep 1,0 1,1 1,2 m / k g 2 1 0 1 2 LACOME 8 and in Fi . Linked degre D OMET - - EC - AM - ETRO - lot showing t uncertainty ba from NLRV a resent the expa July 2009 T LATU gure 2. es of equivalen L/mg U 0,049 0,044 0,048 0,039 0,001 0,035 0,049 he stability o rs correspond nd their assoc nded uncertai June 201 INTI CESMEC ce and norma L/mg 0,103 - 0,077 0,065 - 0,163 - 0,046 0,053 - 0,105 - f the standard to k = 2) iated expande nty (k = 2) ass 1 August CENAM N lized errors EnL 0,5 0,6 0,8 0,2 0,0 0,7 0,5 during the d uncertaintie ociated to NLR 2012 RC INMETRO s (k = 2). V. 6/7 Referen 1. Picar 2007 2. Cox, 3. Luis CCM Com http: Figure 3 The solid ces d A., Davis ), Metrologi M.G., The e Omar Becer .M-K4, Or mittee for M //kcdb.bipm -0,2 -0,1 0,0 0,1 0,2 D L / m g . Deviations D pink lines rep R.S., Gläse a 45 (2008) valuation of ra et al. Fin ganized by ass and Rel .org/append LACOMET L from LRV aresent the expa r M., Fujii K , 149-155 key compa al Report of the Worki ated Quanti ixB/AppBRe LATU IN nd their assoc nded uncertai ., Revised f rison data, M Key compa ng Group ties (CCM) sults/CCM.M TI CESMEC iated expande nty (k = 2) ass ormula for etrologia 3 rison of 1 kg on Mass S 2014, -K4/CCM. CENAM NR d uncertaintie ociated to LRV the density o 9 (2002) 58 stainless s tandards of M-K4.pdf C INMETRO s (k = 2). . f moist air 9-595 teel mass sta the Cons 7/7 (CIPM- ndards ultative Ver+/- | |
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