ETVO/ETU calculation program

You can download the ETVO and ETU calculation program.

(Microsoft Excel VBA)

Program	Applicable condition	Mean skin temp. / Wettedness
ETVO_MST_U	uniform	Direct data entry
ETVO_TNM_U	uniform	Estimated by Two-Node Model (Gagge et al. 1986).
ETU_MST_U	uniform	Direct data entry
ETU_TNM_U	uniform	Estimated by Two-Node Model (Gagge et al. 1986).
ETU_MST_NU	non-uniform	Direct data entry
ETU_TNM_NU	non-uniform	Estimated by Two-Node Model (Gagge et al. 1986).

ETVO_MST_U ver. 1.2

ETU_TNM_U ver. 1.2

ETU_MST_U ver. 1.4

07 Nov. 2017: ver1.4
Slightly updated.
25 Dec. 2015: ver1.3
Considered the correction of wind velocity.
13 Dec. 2015: ver1.2
Considered the solar transmittance of the cloths.
1 Jun. 2015: ver1.1
Changed the input parameter from solar absorptance of the clothed body to that of the cloths.
Modified some equations.
Adapted some values to ASHRAE Fundamentals 2013.
10 May 2013: ver1.0
First version distributed on this site.

ETU_TNM_U ver. 1.9

07 Nov. 2017: ver1.9
Slightly updated.
25 Dec. 2015: ver1.8
Considered the correction of wind velocity.
13 Dec. 2015: ver1.7
Considered the solar transmittance of the cloths.
1 Jun. 2015: ver1.6
Changed the input parameter from solar absorptance of the clothed body to that of the cloths.
11 Dec. 2013: ver1.5
Modified some equations.
27 Oct. 2013: ver1.4
Adapted some values to ASHRAE Fundamentals 2013 (No change with regard to two-node model).
29 Aug. 2013: ver1.3
Adapted some values to ASHRAE Fundamentals 2009.
17 Apr. 2013: ver1.2
Changed the representative temperature from the fixed value of 28.81 °C to given value.
12 Apr. 2013: ver1.1
Modified some equations.
31 July 2012: ver1.0
First version distributed on this site.

ETU_MST_NU
Sorry, now in preparation.

ETU_TNM_NU
Sorry, now in preparation.