Embedded wireless sensors for turbomachine component defect monitoring

摘要

Various embodiments include detection systems adapted to monitor at least one physical property of a component in a turbomachine. In some embodiments a detection system includes at least one sensor configured to be affixed to a component of a turbomachine, the at least one sensor for sensing information regarding at least one physical property of the turbomachine component during operation of the turbomachine, a signal converter communicatively coupled to the at least one sensor and at least one RF communication device configured to be affixed to a stationary component of the turbomachine, the radio frequency communication device configured to communicate with the at least one signal converter via an RF antenna coupled to the signal converter.

主权项

1. A detection system including:
a turbomachine component within a turbomachine, the turbomachine having a casing housing a turbomachine nozzle, the casing including a first aperture located between the turbomachine component and the turbomachine nozzle; at least one radio frequency (RF) communication device affixed to a stationary component of the turbomachine; an RF communication device antenna located in the first aperture and communicatively coupled to the at least one RF communication device; at least one sensor affixed to the turbomachine component, the at least one sensor for sensing information regarding at least one physical property of the turbomachine component during operation of the turbomachine; a signal converter communicatively coupled to the at least one sensor; and a sensor RF antenna communicatively coupled to the signal converter, wherein the first aperture is configured to allow an RF link between the sensor RF antenna and the RF communication device antenna.