Uncertainty analysis and optimum concentration decay term for air exchange rate measurements: Estimation methods for effective volume and infiltration rate

Building and Environment

Volumn 49, Issue 1, 2012, Pages 182-192

  Okuyama, Hiroyasu ^a   Onishi, Yoshinori ^a  

^a SHIMIZU CORPORATION   (Japan)

Author keywords

Air exchange rate; Concentration decay method; Discrepancy ratio; Effective mixing volume; Least squares method; Uncertainty propagation

Indexed keywords

AIR EXCHANGE RATES; CONCENTRATION DECAY METHOD; DISCREPANCY RATIO; EFFECTIVE MIXING VOLUME; LEAST-SQUARES METHOD; UNCERTAINTY PROPAGATION;

AIR; DECAY (ORGANIC); ESTIMATION; FREQUENCY ESTIMATION; GAS EMISSIONS; LEAST SQUARES APPROXIMATIONS; NUMERICAL METHODS; SEEPAGE;

UNCERTAINTY ANALYSIS;

AIRFLOW; ESTIMATION METHOD; INFILTRATION; LEAST SQUARES METHOD; MEASUREMENT METHOD; MIXING RATIO; TRACE GAS; UNCERTAINTY ANALYSIS;

EID: 80054119860     PISSN: 03601323     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.buildenv.2011.09.018     Document Type: Article

References (13)

1. Sherman M.H., Grimsrud D.T., Condon P.E., Smith B.V. Air infiltration measurement techniques October 1980, Proc 1st AIC Conf (Instrumentation and Measuring Techniques), Windsor9-44.
2. Shaw C.Y. The effect of tracer gas on the accuracy of air change measurements in buildings. ASHRAE Trans 1984, 90(Pt 1A):212-225.
3. Sandberg M., Blomqvist C. A quantitative estimate of the accuracy of tracer gas methods for the determination of the ventilation flow rate in buildings. Build Environ 1985, 20:39-150.
4. D'Ottavio T.W., Dietz R.N. Errors resulting from the use of single-zone ventilation models on multizone buildings: implications for energy conservation and indoor air quality studies. Proc ASHRAE Symp (Multi-Cell Infiltration) June 1985, 777-789. Honolulu.
5. D'Ottavio T.W., Senum G.I., Dietz R.N. Error analysis techniques for perfluorocarbon tracer derived multizone ventilation rates. Build Environ 1988, 23:187-194.
6. O'Neill P.J., Crawford R.R. Multizone flow analysis and zone selection using a new pulsed tracer gas technique. Proc 10th AIVC Conf (Progress and Trends in Air Infiltration and Ventilation Research) September 1989, 127-156. Espoo.
7. Joint Committee for Guides in Metrology Evaluation of measurement data - guide to the expression of uncertainty in measurement corrected version, 2010, 1st., 2008, (accessed September 2011). JCGM 100:2008 (GUM 1995 with minor corrections). http://www.bipm.org/utils/common/documents/jcgm/JCGM_100_2008_E.pdf.
8. ISO 12569 Thermal performance of buildings-determination of air change in buildings-tracer gas dilution method, 6.1 calculation of air change rate, p8, Annex C (informative). Confidence intervals, pp14-5, annex D (informative) November 2000, Propagation of error analysis, pp. 16-7. 1st ed.
9. ASTME741-95 Standard test method for determining air change in a single zone by means of a tracer gas dilution, 8.5.3.2 Optional regression method p5, X3 November 1995, Confidence intervals, p. 14, X5. Zone volume measurements with a tracer gas, p. 15.
10. 2 concentration decay December 1974, p. 2. Revised ed.
11. Okuyama H., Onishi Y., Tanabe S.-I., Kashihara S. Statistical data analysis method for multi-zonal airflow measurement using multiple kinds of perfluorocarbon tracer gas. Build Environ 2009, 44(3):546-557.
12. Okuyama H. System identification theory of the thermal network model and an application for multi-chamber airflow measurement. Build Environ 1990, 25(4):349-363.
13. Okuyama H. Thermal and airflow network simulation program NETS. Proc 6th Int IBPSA Conf (Building Simulation '99) September 1999, 1237-1244. Kyoto.