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Corrosion in heating and cooling water circuits - A field study

    Research output: Journal contributionsConference article in journalResearchpeer-review

    5 Citations (Scopus)

    Abstract

    Corrosion and clogging are hidden hazards in various engineered systems dealing with water as storage or heat transfer medium. The related efficiency and serviceability losses may entail expensive remedial measures and costs up to the range of millions (e). Especially modern low-exergy installations are affected. They may suffer from oxygen ingress through capillary tubes, higher microbial activity due to moderate temperatures and increased vulnerability of complex components to particulate corrosion products. This field study presents in-situ investigations of chemical and microbial water quality and corrosion in pipes of different non-residential buildings. It identifies processes and recommends measures to prevent corrosion. Causes of corrosion and clogging were found to be i.a. related to operational errors.

    Original languageEnglish
    JournalEnergy Procedia
    Volume155
    Pages (from-to)359-366
    Number of pages8
    ISSN1876-6102
    DOIs
    Publication statusPublished - 01.11.2018
    Event12th International Renewable Energy Storage Conference, IRES 2018 - Dusseldorf, Germany
    Duration: 13.03.201815.03.2018
    Conference number: 12
    https://www.ises.org/webinars/354#:~:text=Registration%20online-,12th%20International%20Renewable%20Energy%20Storage%20Conference%20IRES%202018,2018%20at%20Messe%20D%C3%BCsseldorf%2C%20Germany.

    Bibliographical note

    This research has been funded by the German Federal Ministry of Economic Affairs and Energy in the project EQM-Hydraulik (project no. 03ET1270B) which is gratefully acknowledged. Additionally, we thank our coworkers in the field Dr. Tanja Eggerichs and Tobias Otte for sampling and measurements as well as for their valuable input and we thank our partners: Blue Biolabs, Synavision, Union Investment, Wilo, IMI Hydronic Engineering.

    Research areas and keywords

    • Asset protection
    • Corrosion in heating and cooling systems
    • Corrosion monitoring
    • Corrosion prevention
    • Microbially influenced corrosion (MIC)
    • Quality assurance
    • Technical building services
    • Energy research
    • Chemistry

    ASJC Scopus Subject Areas

    • Energy(all)

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