Michael Rziha

Michael Rziha is the chief key expert power plant chemistry at PPCHEM AG, where he conducts worldwide seminars, lectures and conferences on all power plant chemistry related topics, was well as provides individual technical consultancy. As a member of management at PPCHEM AG he is responsible for the technical content of all seminars and events and for the entire consultancy service. Before joining PPCHEM AG, Michael worked for Siemens Power Generation, Germany, from 1983 until January 2019.

At Siemens he initially started in the chemical analytical laboratory in Erlangen before he became a chemical commissioning engineer, where he was involved in numerous projects (nuclear and fossil fired and combined cycles) around the globe during their commissioning period until 1995. From 1995 on he worked in the design department of Siemens Power Generation for water treatment plants and power plant chemistry for three years. Between 1998 and 2013 he was the head of the department Power Plant Chemistry and Chemical Cleaning. In 2013 he was appointed as key principal expert for plant chemistry at Siemens AG.

Michael is a member of several VGB committees concerned with chemistry and water processing and is honorary fellow of IAPWS and vice chair of the Power Cycle Chemistry working group of the International Association for the Properties of Water and Steam. He is also a member of the International Advisory Board of the PPCHEM Journal.


    P.O. Box 433
    8340 Hinwil
    Phone: +41 (0)44 940 23 00
    Michael Rziha: +41 (0)79 521 02 22
    E-mail: michael.rziha@ppchem.com