SPONSOR CPD PROGRAMME | VENTILATION Module 208 December 2022 Name (please print)........................................................................................ Job title ............................................................................................................... Organisation ..................................................................................................... 1. Which of these requirements was not specifically included in this article as a factor that would influence the selection of ATDs? A Acoustics B CE mark C Cost D Energy efficiency E Sustainability 2. What is considered the maximum acceptable value of draught rating for people undertaking light, mainly Address ............................................................................................................. ............................................................................................................................... ............................................................................................................................... Postcode ........................................................................................................... Email ................................................................................................................... Are you a member of CIBSE? If so, please state your membership number: .................................................................................. sedentary activity? A 5% The CIBSE Journal CPD Programme B 10% C 15% D 20% E 25% By participating in this CPD module, you consent to sharing your details with Swegon. Swegon may contact you via email and/or telephone with further information and technical insight on its services. You have the right to opt out from such communications at any time. I understand that I will receive marketing communications from Swegon after completing this module (please tick here): By entering your details above, you agree that CIBSE may contact you with information about CPD and other training or professional development programmes, and about membership of CIBSE, if you are not a member. Go to www.cibsejournal.com/cpd to complete this questionnaire online. You will receive notification by email of successful completion, which can be used to validate your CPD records. Alternatively, fill in this page and post it to: N Hurley, CIBSE, 222 Balham High Road, London, SW12 9BS. 3. What approximate included angle will an air flow typically diverge at when leaving a diffuser? A 0-4 B 10-14 C 20-24 D 30-34 E 40-44 4. A room has an air temperature of 28C and a mean radiant temperature around 5K cooler than the air. What approximate air velocity is most likely to provide comfort for occupants wearing typical summer clothing and undertaking sedentary activities? A 0.4m.s- B 0.5m.s- C 0.6m.s- D 0.7m.s- E 0.8m.s- 5. What is the typical value quoted for terminal velocity as noted in the article? A 0.05m.s- B 0.10m.s- C 0.15m.s- D 0.20m.s- E 0.25m.s- References: 1 2 3 4 5 6 7 8 9 10 11 BSRIA BG 30/2007 Guide to HVAC Building Services Calculations, BSRIA/CIBSE 2007. BS EN ISO 7730:2005 Ergonomics of the thermal environment Analytical determination and interpretation of thermal comfort using calculation of the PMV and PPD indices and local thermal comfort criteria, BSI 2005. CIBSE Guide A 2015 Environmental criteria for design. BS EN 12792:2003 Ventilation for buildings Symbols, terminology and graphical symbols, BSI 2003. Jones, WP, Air Conditioning Applications, Routledge; 2nd edition, 1996. Legg, RC, Air conditioning systems Design, commissioning and maintenance, Colby Press 2013. Jones, R, Heightened awareness, CIBSE Journal May 2019. Straub, HE et al, Distribution of Air Within a Room for Year-Round Air Conditioning Part I, University of Illinois Engineering Experiment Station Bulletin 435, 1956. Dwyer, T, Targeting the breathing zone, CIBSE Journal September 2022. Guide to Air Distribution Technology for the Internal Environment, Issue 2 HEVAC 2015. Bean, R, Fundamentals of Air System Design Self learning coursebook, ASHRAE 2010. 76 December 2022 www.cibsejournal.com CIBSE Dec 22 pp73-76 CPD 208 Swegon.indd 76 25/11/2022 16:27