# Fault diagnosis of an intelligent hydraulic pump based on a nonlinear unknown input observer

> Research article (Chinese Journal of Aeronautics, 2017) · cited 99× · AI/ML

**Wikidata**: [openalex:W2623438765](https://www.wikidata.org/wiki/openalex:W2623438765)  
**Source**: https://4ort.xyz/entity/fault-diagnosis-of-an-intelligent-hydraulic-pump-based-on-a-nonlinear-unknown-input-observer