CONDITION MONITORING SYSTEM
First Claim
1. A condition monitoring system that diagnoses an abnormality of an apparatus provided in a wind turbine comprising:
- a monitoring apparatus including a sensor provided for said apparatus;
a monitoring-side control apparatus that sets a threshold value to be used by said monitoring apparatus for diagnosing the abnormality of said apparatus, and diagnoses the abnormality of said apparatus based on said threshold value; and
a monitoring terminal apparatus that monitors a condition of said apparatus,said monitoring apparatus transmitting data for setting a threshold value measured in a first period before diagnosis to said monitoring-side control apparatus,said monitoring-side control apparatus generating said threshold value based on said data for setting the threshold value,said monitoring apparatus transmitting data measured in a second period after passage of said first period to said monitoring-side control apparatus, andsaid monitoring-side control apparatus diagnosing whether said apparatus has an abnormality or not based on said data and said threshold value corresponding to said data, and transmitting a diagnostic result to said monitoring terminal apparatus.
1 Assignment
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Accused Products
Abstract
A condition monitoring system that diagnoses an abnormality of an apparatus provided in a wind turbine includes a monitoring apparatus including a sensor provided for the apparatus, a monitoring-side control apparatus that sets a threshold value to be used by the monitoring apparatus for diagnosing the abnormality of the apparatus, and diagnoses the abnormality of the apparatus based on the threshold value, and a monitoring terminal that monitors a condition of the apparatus. The condition monitoring system can correctly diagnose an abnormality of the apparatus provided in the wind turbine.
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Citations
10 Claims
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1. A condition monitoring system that diagnoses an abnormality of an apparatus provided in a wind turbine comprising:
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a monitoring apparatus including a sensor provided for said apparatus; a monitoring-side control apparatus that sets a threshold value to be used by said monitoring apparatus for diagnosing the abnormality of said apparatus, and diagnoses the abnormality of said apparatus based on said threshold value; and a monitoring terminal apparatus that monitors a condition of said apparatus, said monitoring apparatus transmitting data for setting a threshold value measured in a first period before diagnosis to said monitoring-side control apparatus, said monitoring-side control apparatus generating said threshold value based on said data for setting the threshold value, said monitoring apparatus transmitting data measured in a second period after passage of said first period to said monitoring-side control apparatus, and said monitoring-side control apparatus diagnosing whether said apparatus has an abnormality or not based on said data and said threshold value corresponding to said data, and transmitting a diagnostic result to said monitoring terminal apparatus. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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Specification