DEVICE AND SYSTEM FOR DETECTING MALFUNCTION OF ROTATING MACHINE
First Claim
1. A device for detecting a malfunction of a rotating machine, the device comprisinga detecting unit for detecting vibration of the rotating machine, sampling and detecting the vibration with a predetermined sampling frequency, and outputting, at a time at intervals of a predetermined period, a plurality of the sampled data detected within the predetermined period,a storage for storing the plurality of the sampled data outputted by the detecting unit,a frequency analyzer for analyzing the frequency of the plurality of the sampled data outputted by the detecting unit,a determination unit for performing a primary determination based on the result of the frequency analysis by the frequency analyzer,a display unit for displaying the result of the frequency analysis by the frequency analyzer in chronological order and in real time, anda transmitting unit for transmitting the plurality of the sampled data outputted by the detecting unit to an information-processing device for performing a secondary determination.
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Accused Products
Abstract
Provided is a device for detecting a malfunction of a rotating machine, the device being able to early detect the malfunction and to have a reduced size. The device includes a detecting unit for detecting vibration of the machine, sampling a signal indicative of the vibration with a predetermined sampling frequency, and outputting, at a time at intervals of a predetermined period, a plurality of the sampled data detected within the predetermined period, a storage for storing the plurality of the sampled data, a frequency analyzer for analyzing the frequency of the plurality of the sampled data, a determination unit for performing a primary determination based on the result of the analysis, a display unit for displaying the result of the analysis in chronological order and in real time, and a communication unit for transmitting the plurality of the sampled data to an information-processing device for performing a secondary determination.
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Citations
11 Claims
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1. A device for detecting a malfunction of a rotating machine, the device comprising
a detecting unit for detecting vibration of the rotating machine, sampling and detecting the vibration with a predetermined sampling frequency, and outputting, at a time at intervals of a predetermined period, a plurality of the sampled data detected within the predetermined period, a storage for storing the plurality of the sampled data outputted by the detecting unit, a frequency analyzer for analyzing the frequency of the plurality of the sampled data outputted by the detecting unit, a determination unit for performing a primary determination based on the result of the frequency analysis by the frequency analyzer, a display unit for displaying the result of the frequency analysis by the frequency analyzer in chronological order and in real time, and a transmitting unit for transmitting the plurality of the sampled data outputted by the detecting unit to an information-processing device for performing a secondary determination.
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11. A system for detecting a malfunction of a rotating machine, the system comprising
a device for detecting a malfunction of a rotating machine, the device comprising a detecting unit for detecting vibration of the rotating machine, sampling and detecting the vibration with a predetermined sampling frequency, and outputting, at a time at intervals of a predetermined period, a plurality of the sampled data detected within the predetermined period, a storage for storing the plurality of the sampled data outputted by the detecting unit, a frequency analyzer for analyzing the frequency of the plurality of the sampled data outputted by the detecting unit, a determination unit for performing a primary determination based on the result of the frequency analysis by the frequency analyzer, a display unit for displaying the result of the frequency analysis by the frequency analyzer in chronological order and in real time, and a transmitting unit for transmitting the plurality of the sampled data outputted by the detecting unit, and an information-processing device that comprises a receiver for receiving the plurality of the sampled data transmitted by the transmitting unit, a second frequency analyzer for analyzing the frequency of the plurality of the sampled data received by the receiver, and a second determination unit for performing a secondary determination based on the result of the frequency analysis by the second frequency analyzer.
Specification