# Research on fault diagnosis strategy of air-conditioning system based on signal demodulation and BPNN-PCA

> Research article (International Journal of Refrigeration, 2023) · cited 15× · AI/ML

**Wikidata**: [openalex:W4389430575](https://www.wikidata.org/wiki/openalex:W4389430575)  
**Source**: https://4ort.xyz/entity/research-on-fault-diagnosis-strategy-of-air-conditioning-system-based-on-signal-demodulation-and-bpnn-pca