14 CONTENTS News 9 News Dame Judith tells industry to get on with it; government backs 5th gen heat networks; minister urged to rethink inadequate changes to Part L Features 14 Campaigners for change Highlights from the 13th CIBSE Building Performance Awards, celebrating outstanding projects, products and companies driving best practice in the industry 22 CIBSE news Symposium heads to Glasgow; Young Lighter of the Year entries open; TM40 features latest research on productivity 26 Emergency response? 38 Unlocking the secrets of the black box Vercos Tom Randall sets out control-strategy principles to help demystify the black box of BMS systems Hywel Davies considers the challenges of seeking deeper and faster emissions reductions 28 Get the house in order 42 Optimising CHP Exploring the use of thermal stores and how this can maximise CHP efciency Julie Godefroy outlines the next steps for housing policy 30 Heat pumps can help and hydrogen cant 44Coming up to standards Joel Gustafsson says industry should be encouraging the uptake of heat pumps Roundtable participants debate improving offsite manufacturing for housing SPECIAL FEATURES BIM/digital engineering; air conditioning; Jagannatha Reddys commitment to innovation in digital processes earned him the title of Best Digital Engineer 2019 at the Society of Digital Engineering Digital Awards. Liza Young reports This year s Building Performance Champion, The Engine Shed in Scotland, had sustainability embedded at every stage, says Andy Pearson 25 Letters Technical 50 A digital pioneer 32 COVER FEATURE Historic success Voices An engineer encourages the industry to sell itself 28 52 Sizing the opportunity 30 Integrated design and dynamic modelling can help overcome the problem of HVAC oversizing, says Autodesks Steven Butler 55 Down to zero A Cambridge-based start-up is pioneering a technology based on barocaloric cooling to deliver a zero-GWP refrigerant system 56 Cost model Looking at the costs of providing onsite healthcare, as well as facilities such as wine rooms, cinemas and spas, in luxury developments for older people 6 March 2020 www.cibsejournal.com CIBSE Mar20 pp06-07 Contents.indd 6 21/02/2020 16:53