IP Library › Granted Patent US 11,213,912
Granted Patent B2
US 11,213,912 · App. 16/017,558 · Granted Jan 4, 2022

Methods and systems for monitoring a temperature of a component during a welding operation

Inventors: Jonathan A. Blados (North Canton, OH); Steven W. Liston (Mogadore, OH); Matthew E. Smith (Smithville, OH); Allan W. Springer (Ravenna, OH); David A. Wilson (Canal Fulton, OH); William P. Johns (Stow, OH)
Assignee: BWXT Nuclear Operations Group, Inc.
B23K26/034B23K9/0956B23K9/1062B23K11/252
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Quick Facts
Patent No.
US 11,213,912
App. No.
16/017,558
Granted
Jan 4, 2022
Kind
B2
Abstract

A method of monitoring a heating operation on an component by a flame torch, including the steps of producing a flame with the flame torch, rotating the component with respect to the flame so that a circular weld is created on the component, and providing a first sensor that is operatively engaged with the component so that the first sensor monitors rotation or non-rotation of the components.

Claims (17)

1. A method of monitoring a heating operation on a component by a flame torch, comprising the steps of:

producing a flame with the flame torch;

rotating the component with respect to the flame so that a circular weld is created on the component;

providing a first sensor that is operatively engaged with the component so that the first sensor monitors rotation or non-rotation of the components;

providing a second sensor that monitors a presence or an absence of the flame during the heating operation;

attempting to light the flame torch in response to the second sensor detecting the absence of the flame; and

producing a first audible alarm while attempting to light the flame torch.

2. The method of claim 1 , further comprising the step of providing a second audible alarm in response to the first sensor detecting non-rotation of the component.

3. The method of claim 2 , further comprising the step of providing a third sensor that monitors a temperature of the component in a vicinity of the circular weld.

4. The method of claim 3 , further comprising the step of controlling a temperature of the flame in response to the temperature of the component monitored by the third sensor.

5. The method of claim 3 , further comprising the step of securing the fuel source to the flame torch in response to the temperature of the component monitored by the third sensor.

6. The method of claim 3 , further comprising the steps of:

providing a fourth sensor at a known distance from a first end of the component, the known distance being parallel to a longitudinal center axis of the component;

monitoring a measured distance between the fourth sensor and the first end of the component; and

stopping rotation of the component and production of the flame with the flame torch when the measured distance differs from the known distance by a selected amount.

7. The method of claim 6 , further comprising the step of producing a third audible alarm when the measured distance of the fourth sensor from the component exceeds the selected value.

8. The method of claim 1 , further comprising the step of securing a fuel source of the flame torch in response to a failed attempt to light the flame torch.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 30, 2019
From: BLADOS, JONATHAN A.; LISTON, STEVEN W.; SMITH, MATTHEW E.; SPRINGER, ALLAN W.; JOHNS, WILLIAM P.; WILSON, DAVID A.
To: BWXT NUCLEAR OPERATIONS GROUP, INC.
Reel/Frame 050224/0523 →
Continuity (1)
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