# Effect of blade tip pattern on performance of a twin-stage variable-pitch axial fan

> Research article (Energy, 2017) · cited 42× · AI/ML

**Wikidata**: [openalex:W2596646274](https://www.wikidata.org/wiki/openalex:W2596646274)  
**Source**: https://4ort.xyz/entity/effect-of-blade-tip-pattern-on-performance-of-a-twin-stage-variable-pitch-axial-fan