Invention Grant
- Patent Title: Systems and methods for controlling firing delay in multi-phase relay devices
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Application No.: US16588278Application Date: 2019-09-30
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Publication No.: US11380503B2Publication Date: 2022-07-05
- Inventor: Ahmad K. Omari , Andrew J. Jaap , Randall S. Langer
- Applicant: Rockwell Automation Technologies, Inc.
- Applicant Address: US OH Mayfield Heights
- Assignee: Rockwell Automation Technologies, Inc.
- Current Assignee: Rockwell Automation Technologies, Inc.
- Current Assignee Address: US OH Mayfield Heights
- Agency: Fletcher Yoder, P.C.
- Main IPC: H01H50/00
- IPC: H01H50/00 ; H01H47/02 ; H01H47/22 ; H01H50/18 ; H01H50/44 ; H01H50/54

Abstract:
A control system may include a processor that may receive a first dataset associated with a current received at a load device coupled to a relay device. The processor may also determine harmonics data associated with the current and determine a switching profile to control moving a first armature of three armatures in the relay device based on the harmonics data. The switching profile is configured to control movement of the first armature between a first position and a second position, and wherein the switching profile comprises a firing angle for moving the first armature with respect to an electrical waveform, a second armature, and a third armature. The processor may then control a current provided to a relay coil of the relay device based on the switching profile, such that the relay coil causes the first armature to move.
Public/Granted literature
- US20210098217A1 SYSTEMS AND METHODS FOR CONTROLLING FIRING DELAY IN MULTI-PHASE RELAY DEVICES Public/Granted day:2021-04-01
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