Государственная система обеспечения единства измерений. Государственная поверочная схема для средств измерений влажности газов

INTERSTATE COUNCIL FOR STANDARDIZATION, METROLOGY AND CERTIFICATION(ISC)

1 2 3 4 5 1 2 3 4 5 6

State system for ensuring the uniformity of measurements.
State verification schedule for means measuring humidity of gases
1 2 2.1 2.2 T d — x nw — x v — e v — e vvv — f v — n v — V v — V — 3 3.1 3.2 3.3 - - - - - - 3.4 3.5 3.6 - - - 3.7 3.8 4 4.1 - - - 4.2 - - - 4.3 5 5.1 5.1.1 - - - 5.1.2 - - - 5.1.3 5.2 5.2.1 - - - 5.2.2 - - - 5.2.3 6 6.1 - - - 6.2 - - - X
nw J pj 1 ( e v^v)p,T ( ^vw'v
< p ) v V * * [1] [2] [3] Harrison L. [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] Release on the IAPWS Industrial Formulation 1997 for the Thermodynamic Properties of Water and Steam. International Association for the Properties of Water and Steam./Executive Secretary R.B. Dooley; Electric Power Research Institute. — Palo Alto. CA 94304, USA
[14] Release on the IAPWS Formulation 1995 for the Thermodynamic Properties of Ordinary Water Substance for General and Scientific Use. International Association for the Properties of Water and Steam [Text]/Executive Secretary R.B. Dooley; Electric Power Research Institute. — Palo Alto. CA 94304, USA
[15] Release on the Pressure along the Melting and the Sublimation Curves of Ordinary Water Substance. International Association for the Properties of Water and Steam [Text]
[16] [17] Sonntag D. Important new values of the physical constants of 1986, vapour pressure formulations based on the ITS-90, and psychrometer formulae [Text]/Zeitschrift fur Meteorologie. — 1990. — 40(5). — p. 340—344.
[18] BS 1339—1:2002 Humidity — Part 1: Terms: Definitions and Formulae

J3
S = 0,05 %;
0 = (0,1...0,2) %;
-1
T d = ( s o = 0,3 %;
— 0,3 %
S = 0,05 0 = (0,04...0,08) 03 &
2■?
( Xq = (0,6...700-10 ) -1
d = ( -1
d = ( -1
-1
d = ( 2 ■? CXI
-1
-1
d = ( d = ( -1
d = (