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US 11,047,573 B2Granted
Flare monitoring and control method and apparatus
AssigneeChevron Phillips Chemical Company LP
InventorsCharles F. Fisher, Lee N. Green, Gregory G. Hendrickson, Thomas A. Lessard, Kenneth B. Moore, Daniel W. Peneguy
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Abstract
Disclosed herein are embodiments of a flare control method and a flare apparatus for automatically controlling, in real-time, the flow of one or more of fuel, steam, and air to a flare. The disclosed embodiments advantageously allow for automated control over a wide spectrum of operating conditions, including emergency operations, and planned operations such as startup and shutdown.
Claims13
A method comprising:
- measuring a concentration of at least one hydrocarbon of a vent gas in a vent gas stream upstream of a combustion zone of a flare;
- feeding the vent gas in the vent gas stream to the flare;
- and
- controlling, in real-time based at least in part on the concentration of the at least one hydrocarbon, a flow of steam or air to the flare.
1 more element
Dependencies are inferred from the claim text.