Shahed 131
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The Shahed 131, or Geran-1 in Russian service, is an Iranian-made one-way attack drone which came to prominence in October 2022 during the Russo-Ukrainian war, when it was used by Russia to attack cri
Photograph and sketch of a Shahed-131 recovered in the Middle East
A black Shahed-131 exhibited in Iran next to the larger Shahed-136 in 2023
Wankel engine
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The Wankel engine is a type of internal combustion engine using an eccentric rotary design to convert pressure into rotating motion. The concept was proven by German engineer Felix Wankel, followed by
Shahed 131
…2022 during the Russo-Ukrainian war, when it was used by Russia to attack critical Ukrainian infrastructure and civilian targets. It is powered by a Wankel engine model Shahed-783/788. The Shahed-131 is powered by the Serat-1 Wankel engine, a 38-horsepower unit that is a copy of the Beijing Micropilot UAV Control…
The first Wankel engine designed by Felix Wankel, the DKM 54 (Drehkolbenmotor), at the Deutsches Museum in Bonn
Modern KKM Wankel engine with rotor and geared output shaft
The first KKM Wankel engine based on a design by Hanns-Dieter Paschke, the NSU KKM 57P (Kreiskolbenmotor), at Autovision und Forum
The first production Wankel engine as installed in an NSU Spider