# Investigation on free-piston motion and power generation of a dual-piston air-driven expander linear generator

> Research article (Energy Reports, 2021) · cited 16× · AI/ML

**Wikidata**: [openalex:W3157359970](https://www.wikidata.org/wiki/openalex:W3157359970)  
**Source**: https://4ort.xyz/entity/investigation-on-free-piston-motion-and-power-generation-of-a-dual-piston-air-driven-expander-linear-generator