# Optimization of the Orifice Shape of Cooling Fan Units for High Flow Rate and Low-Level Noise in Outdoor Air Conditioning Units

> Research article (Applied Sciences, 2019) · cited 17× · AI/ML

**Wikidata**: [openalex:W2991641410](https://www.wikidata.org/wiki/openalex:W2991641410)  
**Source**: https://4ort.xyz/entity/optimization-of-the-orifice-shape-of-cooling-fan-units-for-high-flow-rate-and-low-level-noise-in-outdoor-air-conditionin