Air Products and Chemicals, Inc.

Combustion Tec

Combustion Tech, Inc

Aleksandar Georgi Slavejkov

Reed Jacob Hendershot

Mahendra L Joshi

Mark Daniel D'Agostini

Mahendra Ladharam Joshi

Xiaoyi He

Shailesh Pradeep Gangoli

Xianming Jimmy Li

Bryan Clair Hoke, Jr

Jin Cao

Mark Daniel D'agostini

Michael J Gallagher

James K Nabors

Jeffrey D Cole

Anup Vasant Sane

Michael David Buzinski

Thomas M Gosling

Zbigniew Zurecki

Thomas David Matthew Lee

Matthew James Watson

Kevin Alan Lievre

Robert Ellsworth Knorr, Jr

Kevin Ray Heier

Leighta Maureen Johnson

Louis Walter Monroig

James Keith Nabors

Kevin Boyle Fogash

William Robert Licht

Stephen P DiMartino, Sr

Charles E Baukal, Jr

David R Ruprecht

Yan Zhao

Christopher Michael Albright

Jinghong Wang

Lee Broadway

John J Lewnard

Robert Dean Marchiando

Francis Anthony Milcetich

Gregory J Buragino

Tunc Goruney

Christopher Alan Ward

Robert Michael Eng

Stephane Bernard Poussou

Joseph Michael Pietrantonio

William J Horan

Julian Leonard Inskip

Jeannine M Harris

Jeremy Glen Immer

He Xiaoyi

Michael J Gallaher

Jeffrey William Kloosterman

Robert Ellsworth Knorr

Bryan Clair Hoke

Thomas David Lee

Sr Dimartino Stephen Paul

Charles Edward Baukal

Thomas Michael Gosling

An oxy-fuel burner including a central burner element having a central conduit terminating in a central nozzle and an annular conduit terminating in an annular nozzle surrounding the central conduit, the central conduit flowing a first reactant and the annular conduit flowing a second reactant; a first staging conduit spaced apart from a side of the central burner element and terminating in a first staging nozzle; a second staging conduit spaced apart from an opposite side the central burner element and terminating in a second staging nozzle; a first mechanism to apportion a flow of the second reactant into a non-zero primary flow of the second reactant directed to the annular conduit and a non-zero secondary flow of the second reactant; and a second mechanism to selectively apportion the secondary flow of the second reactant between the staging conduits; wherein one reactant is fuel and the other reactant is oxygen.

Double-staged oxy-fuel burner

A remote burner monitoring system including one or more burners each including integrated sensors, a data collector corresponding to each of the burners for receiving and aggregating data from the sensors of the corresponding burner, and a local transmitter corresponding to each of the data collectors for transmitting the data, a data center configured and programmed to receive the data from the local transmitters corresponding to the one or more burners, and a server configured and programmed to store at least a portion of the data, to convert the data into a display format, and to provide connectivity to enable receipt and transmission of data and the display format via a network including at least one of a wired network, a cellular network, and a Wi-Fi network.

Remote burner monitoring system and method

An oxy-fuel burner () with monitoring including a fuel passage () terminating in a fuel nozzle (), a primary oxidant passage () terminating in an oxidant nozzle (), one or more sensors including a nozzle temperature sensor () for sensing at least one of an oxidant nozzle temperature and a fuel nozzle temperature, and a data processor () programmed to receive data from the sensors and to determine based on at least a portion of the received data the presence or absence of an abnormal burner condition including a potential partial obstruction of at least one of the primary oxidant passage () and the fuel passage () based on an increase or decrease in at least one of the oxidant nozzle temperature and the fuel nozzle temperature.

Burner with monitoring

An integrated sensor system for use in a furnace system including a furnace having at least one burner and two or more zones each differently affected by at least one furnace parameter regulating energy input into the furnace, including a first temperature sensor positioned to measure a first temperature in the furnace system, a second temperature sensor positioned to measure a second temperature in the furnace system; and a controller programmed to receive the first and second measured temperatures, and to adjust operation of a furnace system parameter based on a relationship between the first and second temperatures, thereby differentially regulating energy input into at least two of the zones of the furnace; wherein the relationship between the first and second temperatures is a function of one or more of a difference between the two temperatures, a ratio of the two temperatures, and a weighted average of the two temperatures.

Integrated sensor system and methods for combustion processes

A method and system of controlling a melting process of copper in a copper melting furnace including measuring at least one furnace parameter, wherein the at least one furnace parameter includes one or both of a furnace temperature and a furnace exhaust oxygen concentration, calculating a first rate of change of the furnace parameter over a first time period, calculating a second rate of change of the furnace parameter over a second time period at least a portion of which occurs after the first time period, comparing the first rate of change with the second rate of change, and indicating substantial completion of a process phase in the furnace when the second rate of change deviates by a predetermined threshold percentage from the first rate of change.

System and method for control of a copper melting furnace

A precombustor system () including an ignition chamber () having a front wall (), a central axis, a diameter D, and an outlet () configured to discharge a product gas (). The ignition chamber () includes a central ignition oxygen injector () configured to inject a first oxygen stream from the front wall () substantially parallel to the central axis, and a tangential primary fuel injector () configured to inject a primary fuel stream tangential to the central axis at a location an axial distance Xdownstream of the front wall (). The ratio X/Dis from 0.25 to 4.0. The central axis forms an angle a with a vertical line of less than or equal to about 45 degrees. The trajectory of the primary fuel stream forms an angle &#x3b8; with a plane that is perpendicular to the central axis of less than or equal to about 20 degrees. A method for combustion is also disclosed.

Precombustor system and method for combustion for biomass

A burner including a central oxidant nozzle defining a central axis of the burner, and a plurality of flame holders each having an axis spaced apart from the axis of the burner, each flame holder including a high shape factor nozzle including a nozzle opening having a shape factor from about 10 to about 75, the shape factor being defined as the square of the nozzle perimeter divided by twice the nozzle cross-sectional area, and an annular nozzle surrounding the high shape factor nozzle, wherein the high shape factor nozzle is configured to be supplied with one of a fuel gas and an oxidizer gas, and the annular nozzle is configured to be supplied with the other of a fuel gas and an oxidizer gas.

Staged oxy-fuel burners and methods for using the same

A transient heating burner including at least two burner elements each having a distribution nozzle configured to flow a fuel, and an annular nozzle surrounding the distribution nozzle and configured to flow an first oxidant, at least one staging nozzle configured to flow a second oxidant, and a controller programmed to independently control the fuel flow to each distribution nozzle such that at least one of the distribution nozzles is active and at least one of the distribution nozzles is passive, wherein an active distribution nozzle fuel flow is greater than an average fuel flow to the distribution nozzles and a passive nozzle fuel flow is less than the average fuel flow, and to control a staging ratio to be less than or equal to about 75%.

Transient heating burner and method

A precombustor system to be used in conjunction with an oxy-fuel burner employing recycled flue gas is disclosed. A method of introducing streams into the precombustor to achieve desired improvements in flame properties is also disclosed.

Combustion system with precombustor for recycled flue gas

An oxy-fuel burner arrangement having a first conduit having a nozzle aperture with an aspect ratio, D1/D2, of greater than or equal to about 2.0. The first conduit is arranged and disposed to provide a first fluid stream, where the first fluid stream is a combustible fuel. The burner arrangement further includes at least one second conduit arranged and disposed to provide a second gas stream circumferentially around the first fluid stream, where the second gas stream includes oxygen. A precombustor is arranged and disposed to receive the first fluid stream and second gas stream where an oxy-fuel flame is produced. The geometry of the nozzle aperture and the cross-sectional geometry of the first conduit are dissimilar.

Oxy-fuel burner arrangement

A burner having a high shape factor nozzle including a nozzle opening having a shape factor from about 10 to about 75, the shape factor being defined as the square of the nozzle perimeter divided by twice the nozzle cross-sectional area, and an annular nozzle surrounding the high shape factor nozzle, wherein the high shape factor nozzle is configured to be supplied with one of a fuel gas and an oxidizer gas, and the annular nozzle is configured to be supplied with the other of a fuel gas and an oxidizer gas. A method of rapid energy release combustion, including supplying a fuel gas and an oxidizer gas to a burner having a high shape factor nozzle and an annular nozzle surrounding the high shape factor nozzle.

Rapid energy release burners and methods for using the same

A premix burner arrangement for safely oxygen-enriching a premix air-fuel combustion system is disclosed. In the disclosed burner arrangement, a first conduit is arranged and disposed to provide a first gas stream. The first gas stream is a self-reactive or self-flammable premixture comprising air and a combustible gas. At least one second conduit is arranged and disposed to provide a second gas stream circumferentially around the first gas stream. The second gas stream includes oxygen. The premix burner arrangement is configured to combust or react the first stream at a temperature at least 1000&#xb0; F. greater than the temperature of the second stream. A method and combustion system including the premix burner arrangement are also disclosed.

Oxygen enrichment of premix air-gas burners

An apparatus for heating vessels, the vessels having enclosed spaces therein and controlling air ingress into the enclosed spaces through gaps. The method includes providing a lid structure for the vessel having the enclosed space, the lid structure having a burner assembly mounted therein. The burner is configured to provide a predetermined flame diameter. The vessel and lid structure are mated such that the gap is formed between the vessel and the lid structure. Fuel and oxidant are discharged from the burner assembly under conditions to provide the predetermined flame diameter and impart a flame velocity sufficiently large to create an outward gas flow from the enclosed space through the gap and control air ingress.

Heating method and system for controlling air ingress into enclosed spaces

A method of heating a charge material by controlling heat flux in a tilt rotary furnace is disclosed. Combustion by the burner forms a heat release profile including a high heat flux region. The positioning of the high heat flux region is controllable by providing a controlled amount of secondary or staged oxidant. The burner is configured and controlled to position a region of high heat flux at a position corresponding to an area requiring greater heating, such as the area of maximum charge depth in the furnace to provide substantially uniform melting and heat distribution.

Selective adjustment of heat flux for increased uniformity of heating a charge material in a tilt rotary furnace

The invention comprises a method and apparatus for burning combustible fluids, such as biofuel byproducts and feedstocks, which are difficult to burn in a stable and clean manner. The method includes preheating the combustion zone prior to initiating flow of the combustible fluid and maintaining a minimum oxygen concentration in the oxidant gas.

Method and apparatus for oxy-fuel combustion

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Allentown, PA, United States of America

Aleksandar Georgi Slavejkov