Shock and Vibration / 2019 / Article / Tab 3

Research Article

Ontology-Based Noise Source Identification and Key Feature Selection: A Case Study on Tractor Cab

Table 3

Peak frequency (Hz).

Working condition (rotation speed: rpm)EngineIn the cabAir filterMufflerBack panelAt operator’s position
12345678Near left ear

700349500349349349349349
2400349349500275349475475410410349349