Experimental comparison of three indoor thermal environment control methods: diffuse ceiling ventilation, chilled beam system and chilled ceiling combined with mixing ventilation

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

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Experimental comparison of three indoor thermal environment control methods: diffuse ceiling ventilation, chilled beam system and chilled ceiling combined with mixing ventilation. / Kilpeläinen, Simo; Lestinen, Sami; Kosonen, Risto; Jokisalo, Juha; Koskela, Hannu; Mustakallio, Panu; Melikov, Arsen.

Proceedings of Roomvent & Ventilation 2018, 2-5th of June 2018, Espoo, Finland. ed. / Risto Kosonen; Mervi Ahola; Jarkko Narvanne. SIY SISÄILMATIETO OY, 2018.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Harvard

Kilpeläinen, S, Lestinen, S, Kosonen, R, Jokisalo, J, Koskela, H, Mustakallio, P & Melikov, A 2018, Experimental comparison of three indoor thermal environment control methods: diffuse ceiling ventilation, chilled beam system and chilled ceiling combined with mixing ventilation. in R Kosonen, M Ahola & J Narvanne (eds), Proceedings of Roomvent & Ventilation 2018, 2-5th of June 2018, Espoo, Finland. SIY SISÄILMATIETO OY, Roomvent & Ventilation
, Espoo, Finland, 02/06/2018.

APA

Kilpeläinen, S., Lestinen, S., Kosonen, R., Jokisalo, J., Koskela, H., Mustakallio, P., & Melikov, A. (2018). Experimental comparison of three indoor thermal environment control methods: diffuse ceiling ventilation, chilled beam system and chilled ceiling combined with mixing ventilation. In R. Kosonen, M. Ahola, & J. Narvanne (Eds.), Proceedings of Roomvent & Ventilation 2018, 2-5th of June 2018, Espoo, Finland SIY SISÄILMATIETO OY.

Vancouver

Kilpeläinen S, Lestinen S, Kosonen R, Jokisalo J, Koskela H, Mustakallio P et al. Experimental comparison of three indoor thermal environment control methods: diffuse ceiling ventilation, chilled beam system and chilled ceiling combined with mixing ventilation. In Kosonen R, Ahola M, Narvanne J, editors, Proceedings of Roomvent & Ventilation 2018, 2-5th of June 2018, Espoo, Finland. SIY SISÄILMATIETO OY. 2018

Author

Kilpeläinen, Simo ; Lestinen, Sami ; Kosonen, Risto ; Jokisalo, Juha ; Koskela, Hannu ; Mustakallio, Panu ; Melikov, Arsen. / Experimental comparison of three indoor thermal environment control methods: diffuse ceiling ventilation, chilled beam system and chilled ceiling combined with mixing ventilation. Proceedings of Roomvent & Ventilation 2018, 2-5th of June 2018, Espoo, Finland. editor / Risto Kosonen ; Mervi Ahola ; Jarkko Narvanne. SIY SISÄILMATIETO OY, 2018.

Bibtex - Download

@inproceedings{c55d7266b76d45ed8d776b058ae02d56,
title = "Experimental comparison of three indoor thermal environment control methods: diffuse ceiling ventilation, chilled beam system and chilled ceiling combined with mixing ventilation",
abstract = "Thermal environments created by diffuse ceiling ventilation (DCV), chilled beam system (CB) and chilled ceiling with mixing ventilation (CCMV) were compared at different heat loads. Experiments were carried out in two test rooms (4.1 x 4.2 x 2.9 m3 and 5.5 x 3.8 x 3.2 m3, L x W x H). A double office layout where workstations were located in the perimeter area was investigated. The heat load was increased from a usual level of 38-40 W/floor-m2 to a peak load level of 57-64 W/floor-m2. Air temperature in the occupied zone was kept at 26 ± 0.5°C. Air velocity and temperature were measured with omnidirectional anemometers. Mean air speed, draught rate and temperature differences were all low at the usual load and increased slightly at peak load. The CB system produced more locations with draught rates higher than 10{\%} than the CCMV or DCV systems. Thus, the study suggests using radiant systems with air distribution to reduce draught discomfort in the modern indoor environments.",
keywords = "thermal environment, heat load, buoyancy flows, airflow interaction, air distribution",
author = "Simo Kilpel{\"a}inen and Sami Lestinen and Risto Kosonen and Juha Jokisalo and Hannu Koskela and Panu Mustakallio and Arsen Melikov",
year = "2018",
month = "6",
day = "5",
language = "English",
editor = "Risto Kosonen and Mervi Ahola and Jarkko Narvanne",
booktitle = "Proceedings of Roomvent & Ventilation 2018, 2-5th of June 2018, Espoo, Finland",
publisher = "SIY SIS{\"A}ILMATIETO OY",
address = "Finland",

}

RIS - Download

TY - GEN

T1 - Experimental comparison of three indoor thermal environment control methods: diffuse ceiling ventilation, chilled beam system and chilled ceiling combined with mixing ventilation

AU - Kilpeläinen, Simo

AU - Lestinen, Sami

AU - Kosonen, Risto

AU - Jokisalo, Juha

AU - Koskela, Hannu

AU - Mustakallio, Panu

AU - Melikov, Arsen

PY - 2018/6/5

Y1 - 2018/6/5

N2 - Thermal environments created by diffuse ceiling ventilation (DCV), chilled beam system (CB) and chilled ceiling with mixing ventilation (CCMV) were compared at different heat loads. Experiments were carried out in two test rooms (4.1 x 4.2 x 2.9 m3 and 5.5 x 3.8 x 3.2 m3, L x W x H). A double office layout where workstations were located in the perimeter area was investigated. The heat load was increased from a usual level of 38-40 W/floor-m2 to a peak load level of 57-64 W/floor-m2. Air temperature in the occupied zone was kept at 26 ± 0.5°C. Air velocity and temperature were measured with omnidirectional anemometers. Mean air speed, draught rate and temperature differences were all low at the usual load and increased slightly at peak load. The CB system produced more locations with draught rates higher than 10% than the CCMV or DCV systems. Thus, the study suggests using radiant systems with air distribution to reduce draught discomfort in the modern indoor environments.

AB - Thermal environments created by diffuse ceiling ventilation (DCV), chilled beam system (CB) and chilled ceiling with mixing ventilation (CCMV) were compared at different heat loads. Experiments were carried out in two test rooms (4.1 x 4.2 x 2.9 m3 and 5.5 x 3.8 x 3.2 m3, L x W x H). A double office layout where workstations were located in the perimeter area was investigated. The heat load was increased from a usual level of 38-40 W/floor-m2 to a peak load level of 57-64 W/floor-m2. Air temperature in the occupied zone was kept at 26 ± 0.5°C. Air velocity and temperature were measured with omnidirectional anemometers. Mean air speed, draught rate and temperature differences were all low at the usual load and increased slightly at peak load. The CB system produced more locations with draught rates higher than 10% than the CCMV or DCV systems. Thus, the study suggests using radiant systems with air distribution to reduce draught discomfort in the modern indoor environments.

KW - thermal environment

KW - heat load

KW - buoyancy flows

KW - airflow interaction

KW - air distribution

M3 - Conference contribution

BT - Proceedings of Roomvent & Ventilation 2018, 2-5th of June 2018, Espoo, Finland

A2 - Kosonen, Risto

A2 - Ahola, Mervi

A2 - Narvanne, Jarkko

PB - SIY SISÄILMATIETO OY

ER -

ID: 25896507