# Experimental investigation and validation on an air-source heat pump frosting state recognition method based on fan current fluctuation signal and machine learning

> Research article (Energy, 2024) · cited 17× · AI/ML

**Wikidata**: [openalex:W4390948347](https://www.wikidata.org/wiki/openalex:W4390948347)  
**Source**: https://4ort.xyz/entity/experimental-investigation-and-validation-on-an-air-source-heat-pump-frosting-state-recognition-method-based-on-fan-curr