Max Buchholz (electrical engineer)

Max Buchholz (born February 13, 1875 in Krefeld , † January 4, 1956 in Kassel ) was a German electrical engineer .

Live and act

As a senior building officer, Max Buchholz was head of the Prussian State Electricity Office in Kassel, which was responsible for the construction of the high-voltage network .

In 1923, while sitting in the bathtub, he invented the Buchholz protection named after him . On June 21, 1923, he submitted the patent DRP 417 213 for the monitoring or automatic termination of cooking, cooking or similar chemical processes that produce vapors , which was issued in August 1925. As a protective device for oil-filled transformers, it detects rising bubbles in the event of an overload or short circuit and triggers the shutdown.

Publications

• Program for the experiments with the Buchholz protection for transformers with and without expansion tank, switch, etc. on 23 oct. 1927 at the Main-Wesen power plant "in the network of the Prussian power plants" Oberweser "Akt.Ges. Kassel ; Kasseler Post, 1927
• Minutes of the experiments with Buchholz protection for transformers with and without oil expansion tank, switches, motors, etc. on Oct. 23, 1927 at the Borken power station (Hesse) of the Prussian Electricity-Aktien-Ges., Kassel department ; Preuss. Electricity A.-G., Dept. Kassel, 1928

Web links

• First Buchholz protection in 1925 (PDF file; 221 kB)

Footnotes

1. ↑ North Hesse region - competence in electrical engineering and information technology ( Memento of the original from October 9, 2016 in the Internet Archive ) Info: The archive link was automatically inserted and not yet checked. Please check the original and archive link according to the instructions and then remove this notice. 
2. ↑ Patent reports on chemical-technical apparatus. In: Journal for Applied Chemistry. 38, 1925, pp. 1046-1054, doi : 10.1002 / anie.19250384609 .