The term "Thermodynamics" was only used (with diffuculty) from about 1950 onwards in preference to the term "heat theory"
- 1831 Establishment of the higher professional school.
- 1847 Renaming to polytechnic school.
- 1879 Acquisition of the rank of a "Royal Technical College". One of the five departments was dedicated to mechanical engineering.
- 1922 Reorganization of the Technical University. The Faculty of Mechanical Engineering is established.
- 1934 First publication by Otto Klüsener on "Form and Size of Steam Bubbles" from the Institute for Combustion Engines and Technical Heat Theory at the Hanover Technical University.
- 1949 Establishment of the Institute of Thermodynamics and Steam Boiler Engineering with Prof. Hausen as head.
- 1959 Renaming in Institute of Thermodynamics and Process Engineering.
- 1967 Prof. Rögner becomes head of the institute.
- 1968 Separation into Institute of Thermodynamics and Institute of Process Engineering.
- 1976 Move from the old Marstall building to Callinstrasse No. 36.
- 1981 Prof. Rögner emeritus and Prof. Baehr is appointed as new head of the institute.
- 1994 Prof. Kabelac becomes head of the institute.
- 2001 Prof. Kabelac moves to the Bundeswehr University Hamburg on March 31, 2001. Prof. Seume takes over the provisional head of the Institute of Thermodynamics.
- 2003 Prof. Dr.-Ing Andrea Luke becomes provisional head of the Institute of Thermodynamics as of 10/2003
- 2011 Prof. Kabelac is back.
- 2020 Move from Callinstrasse No. 36 to the new mechanical engineering campus in Garbsen.
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Former heads of the institute
- Prof. Hausen (1949 - 1967)
- Prof. Rögner (1967 - 1981)
- Prof. Dr.-Ing Dr.-Ing. E. h. Hans-Dieter Baehr (1981 - 1994)
- Prof. Dr.-Ing Andrea Luke (2003 - 2011)
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Former staff members
- M. Sc. Ebrahim Aeini
- Dipl.-Ing. Hugo Cruz Champion
- Dipl.-Ing. Michael Dragon
- Dipl.-Ing. Johann Christoph Ebeling
- Dipl.-Ing. Jan Rudolf Eggers
- M. Sc. Eckart Matthias Lange
- M. Sc. Hossein Larki Harchegani
- Dipl.-Ing. Benjamin Markmann
- Dipl.-Ing. Tobias Marquardt
- Dipl.-Ing. Jannis Müller-Ebhardt
- M. Sc. Sunah Park
- Dipl.-Ing. Anja-Elsa Polzin
- Dipl.-Ing. Pablo Radici
- Dipl.-Ing. Taylan Tokan
- Dipl.-Ing. Gerardo Valadez Huerta