Laboratory for Energy Conversion
Open-knowledge reference entry

The Laboratory for Energy Conversion (LEC) formerly known as Turbomachinery Laboratory (LSM) was founded in 1892 by Aurel Boleslav Stodola. As part of the Federal Institute of Technology Zurich (ETH). The laboratory has been headed by some of the most prominent mechanical engineers in the history of turbomachinery.
Areas of research
The current research projects at LEC cover the fields of:
energy economics and policy
performance and reliability of wind energy
minimizing high-cycle fatigue failure of compressors
efficiency improvements of turbomachines
aircraft noise suppression
cooling and thermal management
laser produced plasma source (EUV) and debris mitigation
development of a mobile power pack
novel measurement techniques
biomedical diagnostics
Awards
Amongst many noted achievements, LEC has recently developed the FENT probe. This probe, for the first time, enables measurement of entropy generation in Turbomachinery. The highly rated peer-review journal Measurement Science and Technology recognised the development of this probe as the most outstanding contribution in the field of fluid mechanics in 2008.
Professors since 1892
1892 - 1929 Aurel Boleslav Stodola
1929 - 1954 Henri Quiby
1954 - 1983 Prof. Walter Traupel
1983 - 1998 George Gyarmathy
1998 - Prof.
“Laboratory for Energy Conversion” enters the record as open-knowledge reference entry. Crown Archives preserves that source wording while asking what Laboratory, Energy and Conversion can confirm, complicate or overturn.
Why this record matters
“Laboratory for Energy Conversion” is worth following because a concise public description often conceals a longer documentary argument. Here, Laboratory, Energy and Conversion provides the most credible route into that argument.
Vocabulary and entity names are the principal evidence signals here, because they determine the precision of every later search. The source revision retrieved here is dated Jun 15, 2026. The linked authority identifier is Q6467290. Authority coordinates are 47.376, 8.548. 3 of 3 selected statements include explicit references; 0 carry qualifiers and 0 use preferred rank. The first chronological checks are 1892, 2008, 1929 and 1954.
A concise general-reference account can conceal disagreements about scope, terminology or the weight assigned to individual sources. The source lead contains qualifying language; that uncertainty should survive quotation, summary and reuse. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.
How to read it
Use the entry as an orientation point, then follow its citations and revision history. Names, dates and institutional relationships should be checked against the original record.
- Subject orientation
- Search vocabulary
- Locating named sources
The closest primary source, responsible institution and strongest cited specialist reference.
Three-step research path
- Establish the record: confirm the title “Laboratory for Energy Conversion”, its source revision and the description used here.
- Expand the search: follow Laboratory for Energy Conversion primary sources, Laboratory for Energy Conversion archive and Laboratory research across catalogues and specialist indexes.
- Test the account: compare the strongest cited source with the responsible institution’s current record and note any disagreement.
Questions for further research
- Which source most directly establishes the central claim about “Laboratory for Energy Conversion”?
- Which cited source is closest to the event, object or claim?
- Which institution is responsible for the underlying evidence?
Search terms from this dossier
This entry incorporates text from “Laboratory for Energy Conversion” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.