1. Date of download: 6/23/2016 Copyright © ASME. All rights reserved. From: Heat Exchanger Design of Direct Evaporative Cooler Based on Outdoor and Indoor Environmental Conditions J. Thermal Sci. Eng. Appl. 2014;6(4):041016-041016-9. doi:10.1115/1.4028179 Schematic diagram of DEC Figure Legend:

2. Date of download: 6/23/2016 Copyright © ASME. All rights reserved. From: Heat Exchanger Design of Direct Evaporative Cooler Based on Outdoor and Indoor Environmental Conditions J. Thermal Sci. Eng. Appl. 2014;6(4):041016-041016-9. doi:10.1115/1.4028179 Diagram of comfort zone in ISO7730 Figure Legend:

3. Date of download: 6/23/2016 Copyright © ASME. All rights reserved. From: Heat Exchanger Design of Direct Evaporative Cooler Based on Outdoor and Indoor Environmental Conditions J. Thermal Sci. Eng. Appl. 2014;6(4):041016-041016-9. doi:10.1115/1.4028179 (a) Schematic diagram of a heat exchanger of a DEC and (b) schematic diagram of an air channel in heat exchanger Figure Legend:

4. Date of download: 6/23/2016 Copyright © ASME. All rights reserved. From: Heat Exchanger Design of Direct Evaporative Cooler Based on Outdoor and Indoor Environmental Conditions J. Thermal Sci. Eng. Appl. 2014;6(4):041016-041016-9. doi:10.1115/1.4028179 (a) Water film temperature (results of Ref. [3]) and (b) water film temperature (modeling in this paper) Figure Legend:

5. Date of download: 6/23/2016 Copyright © ASME. All rights reserved. From: Heat Exchanger Design of Direct Evaporative Cooler Based on Outdoor and Indoor Environmental Conditions J. Thermal Sci. Eng. Appl. 2014;6(4):041016-041016-9. doi:10.1115/1.4028179 (a) Air temperature distribution in the symmetry plane of a channel (result of present study) and (b) air RH distribution in the symmetry plane of a channel (result of present study) Figure Legend:

6. Date of download: 6/23/2016 Copyright © ASME. All rights reserved. From: Heat Exchanger Design of Direct Evaporative Cooler Based on Outdoor and Indoor Environmental Conditions J. Thermal Sci. Eng. Appl. 2014;6(4):041016-041016-9. doi:10.1115/1.4028179 Reduction of air temperature in DEC when RH at the outlet reaches to 70% Figure Legend:

7. Date of download: 6/23/2016 Copyright © ASME. All rights reserved. From: Heat Exchanger Design of Direct Evaporative Cooler Based on Outdoor and Indoor Environmental Conditions J. Thermal Sci. Eng. Appl. 2014;6(4):041016-041016-9. doi:10.1115/1.4028179 Required channel width of DEC for providing outlet air with the RH of 70% Figure Legend: