SPONSOR CPD PROGRAMME | HEAT EXCHANGERS Module 157 January 2020 Name (please print)......................................................................................... Job title................................................................................................................ Organisation...................................................................................................... 1.What is quoted as being the estimate of the proportion of UK heat that will need to come from heat networks by 2050 if the UK is to meet its carbon targets cost effectively? A 2% B 14% C 18% D 20% E 43% 2.Which of these is not indicated as a characteristic of Address .............................................................................................................. ............................................................................................................................... ............................................................................................................................... Postcode ............................................................................................................ Email .................................................................................................................... Are you a member of CIBSE? If so, please state your membership number: ................................................................................... the stainless steel plates that significantly impacts the effectiveness of a BPHE? A Conductivity plates B Orientation of plates C Surface heat transfer coefficients D Thermal resistance due to fouling E Thickness of plates 3.What level of oxygen content is recommended as a maximum in the network water? A 0.01mg.L- B 0.02mg.L- C 0.25mg.L- D 0.75mg.L- E 0.90mg.L- 4.When a sidestream filter is employed, how often is it likely that a water volume is filtered equivalent to the whole network volume? A Never B Once a day C Once a week D Several times a day E The time that it takes for the water to pass once around the network 5.What was used as the basis of the stainless steel surface coating to reduce fouling? A The CIBSE Journal CPD Programme By participating in this CPD module, you consent to sharing your details with Swep. Swep may contact you via email and/or telephone with further information and technical insight on its services. You have the right to optout from such communications at any time. I understand that I will receive marketing communications from Swep 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 Further reading: A new edition of CIBSE/ADE CP1: Heat Networks: Code of Practice for the UK will be published early in 2020, and will include further detail of water treatment. There is a very useful guide Recommendations Water Treatment and Corrosion by the Danish District Heating Association, with an English translation at www.euroheat. org/wp-content/uploads/2017/10/District-Heating-Water-Treatment-and-CorrosionPrevention-Danish-District-Heating-Association.pdf For underlying knowledge on water treatment in closed systems, a core reference is BSRIA BG50/2013 Water Treatment for Closed Heating and Cooling Systems. References: 1 Market Report: Heat Networks in the UK, ADE, January 2018. 2 www.theade.co.uk/resources/what-is-district-heating accessed 10 December 2019. 3 Ford, R, Government support for heat networks an update, EcoBuild 2018. 4 Greaves, J, The scale of the problem water quality issues in heat networks, CIBSE Journal, July 2019. 5 www.corrosionclinic.com/types_of_corrosion/crevice_corrosion.htm accessed 10 December 2019. 6 CP1: Heat Networks: Code of Practice for the UK, CIBSE/ADE 2015. CaCl2 B CaSO4 C CO2 D SiO2 E SO2 48 January 2020 www.cibsejournal.com CIBSE Jan20 pp45-48 CPD v2.indd 48 20/12/2019 15:30