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US 8,504,177 B2Granted
Assembly for diagnosing a device with moving parts
AssigneeABB AB
InventorsNicolaie Fantana, Steffen Schmidt
Life of this patent
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Abstract
The invention is based on refining and developing an arrangement such that reliable diagnosis of the state and/or of the operating parameters of an apparatus can be performed inexpensively.
Claims21
An arrangement for diagnosing a device with moving parts, comprising:
- a data processing installation having a computer;
- at least one apparatus having a control device, wherein the apparatus has moving parts which are articulated to connection points on a fixed basic body or to further moving parts;
- at least one sensor device which is wireless and secured in position on a connection point or on a moving part for capturing physical data from the respective moving part and transmitting said data wirelessly to the computer, wherein the at least one sensor device is configured to capture and transmit accelerations and/or temperatures and/or light and/or torques and/or noise and/or chemical substances in the environment and/or also voltages and/or currents;
- means for providing a temporary connection, during operation, between the computer and the control device to control motion sequences of the apparatus and to simultaneously read the data and to capture control device time from the control device such that a time synchronization will be performed between the computer and the control device;
- a synchronization module for synchronizing control device time and sensor device times;
- and
- a diagnosis device for analyzing the captured data, wherein time intervals and time differences are calculated and are compared with model data.
4 more elements
Dependencies are inferred from the claim text.