CN103917828A - Combined fuel and oxidizer metering jets, systems, and methods for simultaneously metering fuel and oxidizer - Google Patents
Combined fuel and oxidizer metering jets, systems, and methods for simultaneously metering fuel and oxidizer Download PDFInfo
- Publication number
- CN103917828A CN103917828A CN201280014251.4A CN201280014251A CN103917828A CN 103917828 A CN103917828 A CN 103917828A CN 201280014251 A CN201280014251 A CN 201280014251A CN 103917828 A CN103917828 A CN 103917828A
- Authority
- CN
- China
- Prior art keywords
- fuel
- metering
- oxidant
- oxidizer
- mixing tube
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/02—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone
- F23D14/04—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone induction type, e.g. Bunsen burner
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
- F23D14/60—Devices for simultaneous control of gas and combustion air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
- F23D14/62—Mixing devices; Mixing tubes
- F23D14/64—Mixing devices; Mixing tubes with injectors
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Feeding And Controlling Fuel (AREA)
- Gas Burners (AREA)
- Accessories For Mixers (AREA)
Abstract
Combined fuel and oxidizer metering jet arrangements, systems and methods for selectively simultaneously metering the flow rate of a liquid and/or LG fuel and an oxidizer for delivery to a single or multi-fuel burner. Through the intelligent selection of specific articles and arrangements, a single type of fuel delivery conduit and mixing tube can be optimized for a variety of fuels without dynamic user modulation of oxidizer flow rates. Invention embodiments include coupled and decoupled jet-mixing tube arrangements as well as fuel jets having intrinsic oxidizer metering abilities and/or fuel jets cooperating with extrinsic structures to establish a desired oxidizer metering arrangement.; Features of various embodiments include enhancements to modify the fuel-oxidizer inflow character such as velocity and/or vector as well as modify the fuel-oxidizer ratio through use of spacers for repositioning (as opposed to replacement) of the metering jet relative to a mixing tube.
Description
Background of invention
In history, the compromise efficiency of combustion of the stove (" multi fuel furnace " hereinafter) of combustion of liquid and liquid gas (" LG ") fuel and/or performance are beneficial to flexibility and the simplification of fuel.This trading off required to cause by energy contents different between following fuel and oxidation: liquid fuel for example unleaded gas, kerosene or diesel oil all need different fuel flow rates, but for given fuel flow rate, for example all need, than the more substantial oxidant of LG fuel (liquefied butane or propane).Therefore, although many multi fuel furnaces provide multiinjector suitably to measure or fuel metering flow velocity (wherein user will select for the required nozzle of particular type fuel) for user, " completely general " method that fuel-air mixes is not included in the similar metering of air velocity or adjusting conventionally in, mainly due to cost, complexity, security and/or regulation limitations.
For example, supervisory organ of Canadian Standards Association (Canadian Standards Association, CSA) clearly vetos and includes the stove of burning LP fuel in the adjustable air inlet barrier of user or other this kind equipments (with reference to CSA11.2a2001 § 1.5.4).Described regulation limitations causes stove manufacturer (1) to build and sell only combustion of liquid fuel or LG fuel, but both stove burns when different, (2) build and sell the multi fuel furnace (for example Brunton ' s Vapor AF stove) with the adjustable primary air air inlet of user still not to being subject to CSA regulated market to sell those products, or (3) build and sell the stove of two types of fuel of simultaneously burning, but it sacrifices performance by the device that is not provided for primary air and regulates.
Although can ignore or relax the problem about cost or complexity, for example consider the equipment of the device that is provided for metering fuel and air mass flow, regulation ban is absolute, therefore bans use of the exercisable device of user for regulating air stream.How to obtain a kind of multi fuel furnace so this problem becomes people, it is by simultaneously metering fuel and air mass flow and optimization efficiency, but meets the regulation limitations that relates to the exercisable device of the user for regulating air mass flow.
Summary of the invention
The present invention relates to flow velocity for while metering liquid fuel and/or LG fuel and oxidant to be delivered to composite fuel and the oxidant measuring jet of single-fuel or many fuel burners; The system that comprises combinations thereof measuring jet; And for the method for the flow velocity of while metering fuel and oxidant.By fuel and oxidant function of measuring are bonded in single product, many fuel burners of the fuel-supply pipe that contains single type and mixing tube can be optimized for various fuel and without the flow velocity of user's dynamic adjustments oxidant.
No matter for liquid fuel or LG fuel, conventional burner all comprises pipeline, and this pipeline contains the inflow end and the outflow end that is connected burner that connect fuel metering parts (being commonly called fuel metering nozzle herein).The function of nozzle is by making fuel pass through that the first port (entrance) flows to the second end port (outlet) individually or be combined the speed of metering from the upstream fuels sources fuel that burner is carried downstream with other assemblies and/or equipment.Oxidant (for example surrounding air) is carried secretly to the fuel flow from jet expansion by primary oxidant air inlet conventionally, is then transported to burner by pipeline.If by primary oxidant air inlet in pipeline upstream extremity front or adjacent conduit upstream extremity place occur oxidant carry secretly, described pipeline is taking fuel-air mixing tube as functional characteristic.
The primary air inlet of a common form is included in the uncoupled space physically to heavens between fuel metering jet expansion and the upstream extremity of mixing tube (non-coupling axial device).The primary air inlet of another common form comprises one or more holes (orifice) or mouthful (port), it is limited by the mixing tube that is close to upstream extremity, it can be with or without adjustable closure member, wherein conventionally at the upstream extremity of mixing tube (coupling device or radial device) by fuel metering nozzle and mixing tube mechanical connection.In function, in non-coupling device, oxidant is carried the upstream extremity that conventionally axially betides mixing tube secretly, and in coupling device, oxidant is carried the downstream that conventionally radially betides the upstream extremity of mixing tube secretly.
According to definition, all fuel metering nozzles comprise the device for setting up a predetermined fuel flow rate that passes through it.But, Combined metering nozzle embodiment of the present invention also comprises the device for setting up predetermined oxidant flow velocity, wherein itself (intrinsic) and/or for example, comprise the device for setting up predetermined oxidant flow velocity with the Combined metering nozzle of supplementary structure (extrinsic) (being suitable for receiving the mixing tube of this nozzle) combination.Therefore, intrinsic Combined metering spray nozzle device conventionally but not always do not occur as coupling device, and it comprises the whole devices for setting up predetermined oxidant flow velocity substantially; Extrinsic embodiment can be coupled or non-coupling device occurs, it comprises a part for setting up the device of predetermined oxidant flow velocity, and mixing tube comprises another part conventionally.
To a certain extent due to new aspect of the present invention, Combined metering nozzle embodiment of the present invention also can comprise the two feature and aspect of coupling and non-coupling measuring jet device.For example, first hybrid combining measuring jet is axially carried oxidant (feature relevant with non-coupling device conventionally) secretly at the upstream extremity of mixing tube, and by measuring jet and mixing tube mechanical connection (according to definition, coupling device).For another example, second hybrid combining measuring jet axially carried oxidant (feature relevant with non-coupling device conventionally) secretly at the upstream extremity of mixing tube, and regulates radially the carrying secretly of its downstream (the common feature relevant with coupling device).
In sum, Combined metering nozzle conventionally can or be mechanically attached on mixing tube (coupling device) or mechanically separates (non-coupling device) with mixing tube for feature, and can intrinsicly be feature for the device of setting up predetermined oxidant flow velocity, wherein said flow velocity is in fact only measured by Combined metering nozzle, and/or taking extrinsic as feature, wherein said flow velocity is measured by Combined metering nozzle and for example mixing tube of supplementary structure substantially.
Finally, all invention embodiments all comprise a fuel metering body, and its length is " L
b" and define a fluid passage from charging hole (the first end by fuel metering body limits) to discharge opening (the second end by fuel metering body limits); and comprise above-mentionedly for setting up the device of predetermined oxidant flow velocity, it can oxidant metered body be feature.
In addition about various embodiments of the present invention, the Combined metering nozzle of the non-coupling device of First Series comprises the extrinsic device for setting up predetermined oxidant flow velocity.The Combined metering nozzle that contains these extrinsic devices comprises an oxidant metered body, it can oxidizer flow rate minimizing part be feature, therefore the volume flow of the oxidant by mixing tube changes with the distance of oxidant metered body and primary air inlet, and wherein non-coupling device is positioned at the upstream extremity of mixing tube.Because in most buner system, the relative distance of accepting between base and the mixing tube upstream extremity of measuring jet is fixed, can be by increasing or reduce the total length " L of Combined metering nozzle
oA" change the distance of the upstream extremity of oxidant metered body and mixing tube.
In first group of invention embodiment in First Series, oxidant metered body comprise one hollow, pref. cylindrical or prismatic sleeve pipe, it starts extend and end at a far-end from fuel metering body the second end, has formed length " L
s", and when making the length " L of itself and fuel metering body
b" while being added, obtain the total length " L of Combined metering nozzle
oA".Therefore, in the operating process of buner system of introducing Combined metering nozzle, can be by changing length " L
s" and/or " L
b", change the distance between boot proximal end and the upstream extremity of mixing tube.Therefore, also changed the oxidant that enters mixing tube at the volume flow rate of the first end of mixing tube.Hollow bushing embodiment in this first group can become entirety with fuel metering body maybe can be connected (movably or for good and all) to fuel metering body.
Term " hollow cylinder-shaped sleeve " used herein or " hollow prism shape sleeve pipe " or derivative term mean respectively the pipe of the common thin-walled of ellipse (comprising circle) or polyhedron cross section.In addition, geometric configuration can be taper shape or taper, and for example hollow round table also can be thought and meet these terms.In addition, the external diameter of sleeve pipe needn't be identical with the external diameter of fuel metering body, and in some embodiments described herein, be deliberately different.
One at present preferred device there is the size of fuel metering body and multiple hollow bushing unify to(for) various fuel flow rates and (all there is unique length " L
s"), thus described fuel metering body and sleeve pipe according to the character of special fuel (for example energy content) can be by being required to be " coupling be connected ".This method makes given fuel metering body, and in being rich in oxidant and lacking the environment of oxidant, respectively by being connected with long or shorter sleeve pipe, (movably or for good and all) used.For firmer and/or application more cheaply, entire combination measuring jet that can preferred different total lengths.
In second group of invention embodiment in First Series, the extension that oxidant metered body comprises fuel metering body.Equally, the main part of extension comprises the second end or the port of export (defining second hole or the discharge opening of fuel channel), the wherein total length " L of Combined metering nozzle
oA" determine the distance of the upstream extremity of nozzle the second end and mixing tube in the operating process of buner system of introducing Combined metering nozzle.Extension in this group embodiment can become entirety with fuel metering body maybe can be connected (movably or for good and all) to fuel metering body.As first group during these are a series of, the non-integral embodiment in second group of embodiment can be utilized " coupling be connected " mode.Finally, think that following embodiment is in the scope of second group of embodiment: wherein fuel metering body " extension " is through the temporary transient or permanent connection of auxiliary fuel duct element (no matter internal diameter is identical or different).
Finally, in the 3rd group of invention embodiment in First Series, oxidant metered body comprises and first group of same or analogous hollow bushing extending out from fuel metering body the second end of invention embodiment, thereby wherein Combined metering nozzle also comprises at least one hole being limited by sleeve pipe or mouthful in the operating process of buner system of Combined metering nozzle of introducing the 3rd group, oxidant carried secretly to the non-coupling upstream extremity and fuel flow in addition of mixing tube.
In each non-coupling device as above, between Combined metering nozzle and mixing tube, the variation of distance has changed the volume inflow velocity of oxidant.But, also can the oxidant metered body by containing inflow characteristic adjusting device regulate the quality of the inflow of gained.For example, oxidant metered body can comprise outer surface profile, it be combined with the upstream extremity of mixing tube (mixing tube also can comprise optimize or supplementary inner surface profile) and is formed for increasing the Venturi tube of inflow velocity and/or for set up the guider of one or more preferred inflow vectors at mixing tube, the diffusion in the course of conveying of for example, fuel in the oxidant that eddy current mode is carried secretly with promotion in mixing tube.Or or additionally, the above-mentioned oxidant metered body in the 3rd group of invention embodiment in First Series is by introducing oxidant to affect the quality of inleting oxidant by least one mouthful (the hollow bushing upstream by primary air inlet limits).In addition, can select the inner surface profile of hollow bushing to regulate the fuel flow characteristic before oxidant is carried secretly.
Because Combined metering nozzle and mixing tube in these First Series embodiments are uncoupled, it can be non-coaxial orientation, and this can affect number and the quality of inleting oxidant similarly.Therefore, can only on purpose select the dimensional orientation of these First Series embodiments or be combined with other inflow characteristic adjusting devices, to regulate oxidant to flow into the formation of thing.
Secondly about coupling device, the Combined metering nozzle of second series comprises extrinsic and/or the intrinsic device for set up specific oxidant flow velocity by the operable area that in function and is physically coupled to limit main and/or inferior oxidant air inlet with a part for mixing tube.The Combined metering nozzle that contains these extrinsic devices comprises an oxidant metered body, it can oxidant stream closing section be feature, and the Combined metering nozzle that contains these intrinsic devices comprises an oxidant metered body, it can limit at least one oxidant air inlet is feature.As mentioned above, on extrinsic apparatus function, with one or more primary oxidant air inlets (by being defined with the mixing tube of measuring jet mechanical connection) combination, and pure intrinsic device is really not so.As some First Series embodiment, due to the aspect of uniqueness of the present invention, some second series embodiment combines feature and the aspect of conventional coupling and the setting of uncoupled measuring jet, will be described below.
In first group of invention embodiment in second series, oxidant metered body comprises oxidant stream closing section, its taking one of following as feature a) one hollow, pref. cylindrical or prismatic sleeve pipe, it extends and ends at far-end from fuel metering body the second end, has formed length " L
s"; Or b) fuel metering body extension, comprises its second end or port of export.In both cases, the total length " L of Combined metering nozzle
oA" be all subject to length " L
s" or extension change impact.
When use have one or more when being positioned at its first end or approaching the radially primary air inlet of its first end, the total length " L of Combined metering nozzle
oA" determine the degree of primary air inlet closure: suppose substantially to closely cooperate between oxidant metered body and mixing tube (no matter outside or inner); the total length of oxidant metered body is larger; these one or more radially primary air inlets closure degree are larger, and it has reduced oxidant flow velocity.Hollow bushing embodiment in this group can become entirety with fuel metering body maybe can be connected on fuel metering body (movably or for good and all).Similarly, the main part of extension also can become entirety with fuel metering body and maybe can be connected on fuel metering body, although preferred single unit system.
Preferred device is that fuel metering body and multiple hollow bushing with the unified size of various fuel flow rates (all has unique length " L at present
s"), wherein fuel metering body and sleeve pipe can for example, according to the character of special fuel (energy content) by being required to be " coupling be connected ".This method makes given fuel metering body, and in being rich in oxidant and lacking the environment of oxidant, respectively by being connected with long or shorter sleeve pipe, (movably or for good and all) used.For firmer and/or application more cheaply, no matter for fuel metering body and sleeve pipe or the fuel body extending divides, entire combination measuring jet that can preferred different total lengths.
In second group of invention embodiment in second series, the oxidant stream closing section in optimizing first group is for containing the mixing tube of axial orientation air inlet, and described air inlet can be primary air inlet or auxilairy air intake.In the time that described one or more radially primary air inlets cannot provide enough oxidants to carry secretly in all environment and/or to all fuel types, use described auxilairy air intake; Extra air inlet is necessary but has also related to extra cost.By regulating the Combined metering nozzle of first group to make it meet this demand, can use single mixing tube.Or it is a kind of for regulating oxidant to flow into the device of characteristic that extra air inlet can be considered to.
As first group of embodiment, on the maximum outside diameter of oxidant stream closing section is apparent, be less than the internal diameter (case of internal cooperation) of mixing tube at its first end or upstream extremity.But oxidant stream closing section also comprises such as groove of at least one outer surface profile, it is combined with the inner surface of mixing tube, forms at least one oxidant air inlet.
In the 3rd group of invention embodiment in second series, comprise at least one primary oxidant air inlet for the device of setting up predetermined oxidant flow velocity, it is hollow by one, pref. cylindrical or prismatic sleeve pipe define, this sleeve pipe extends and ends at far-end from fuel metering body the second end, has formed length " L
s", the mixing tube wherein arranging when coupling is during containing primary air inlet (without mouth a mixing tube), and the volume flow of the oxidant by mixing tube changes as the function of the calmodulin binding domain CaM size of the primary oxidant air inlet with the restriction of all extensions.It should be noted in the discussion above that these the 3rd group of embodiment can be combined with the mixing tube (i.e. band mouthful mixing tube) with at least one main radial air inlet mouth.Without mouth mixing tube in the situation that, the structure of at least one primary oxidant air inlet (being defined by hollow bushing) has determined that oxidant flows into volume parameter and quality uniquely; The in the situation that of band mouth mixing tube, described effect is not exclusive.
Finally, in the 4th group of invention embodiment in second series, for the device of setting up predetermined oxidant flow velocity comprise an oxidant stream closing section (with first group same or similar), also comprise at least one hole or mouthful (being defined by extension), thereby in the operating process of buner system of introducing the Combined metering nozzle in the 3rd group, oxidant is carried secretly to the non-coupling upstream extremity and fuel flow in addition of mixing tube.
As non-coupling arranges, can in the Combined metering nozzle of these second series, regulate coupling device in the quality of oxidant stream.For example, oxidant stream closing device can comprise surface topography, itself and primary air inlet (its also can comprise optimize or supplementary surface topography) be in conjunction with being formed for increasing the Venturi tube of inflow velocity and/or for setting up the guider of the one or more preferred inflow vector that flows into mixing tube, and for example eddy current type is to increase the diffusion in fuel in the oxidant of carrying secretly the course of conveying in mixing tube.
In a series of invention embodiment about Combined metering nozzle, relate to for setting up the device of predetermined oxidant flow velocity the total length L that regulates Combined metering nozzle
oA.But as mentioned above, Combined metering nozzle also affects oxidant flow velocity with respect to the relative tertiary location of mixing tube.Aspect of the present invention provides axial-adjustment unit indeformable or do not change the locus of measuring jet base and/or mixing tube for regulating the axial location of (combination or conventional) fuel metering nozzle.
Axial-adjustment unit of the present invention comprises in one case at least one size and is suitable for being installed on closely the shim between nozzle base and Combined metering nozzle the first end, and comprises in another case at least one size and be suitable for the sept that is received by nozzle base closely and be combined with Combined metering nozzle closely.In the first situation, efficiency and/or performance that this micro-axis adjustment device can Optimizing Combustion apparatus by stacking this shim; Under latter event, this large axis adjustment device (being preferably lining) provide a kind of for setting up predetermined oxidant flow velocity without changing alternative device of existing fuel metering nozzle.
Relate to comprising according to the contrive equipment of the system of the Combined metering nozzle in device embodiment described herein and also comprise various types of mixing tubes described herein.In these system implementation plans, mixing tube preferably with the type matching of the Combined metering nozzle with its use, for example coupling or uncoupled, intrinsic or extrinsic, mixing, etc.
Except above-mentioned points, the present invention is also provided as covering device, and it comprises one or more fuel metering bodies and one or more oxidant metered body, movably or with it is fixedly connected with no matter be.This complexes also can comprise one or more micro-axles and/or large for example shim of axis adjustment device and/or lining.In addition, this complexes also can comprise a mixing tube for the optimization of Combined metering spray nozzle device, and it is containing being useful on the extrinsic device of setting up predetermined oxidant flow velocity.
The invention embodiment that relates to method comprises all aspects about the purposes of said apparatus and system.For example, method embodiment of the present invention comprises fuel for regulate single fuel burner or many fuel burners simultaneously and the method for oxidant flow velocity parameter; And for by introduce axial-adjustment unit between nozzle base and mixing tube, thereby the method for the oxidant flow velocity parameter only in axial adjustment system, described system comprises a mixing tube, fuel nozzle base and fuel metering nozzle (no matter combination or conventional).
For the object of this patent, term " region " (" area "), " border " (" boundary "), " part " (" part "), " part " (" portion "), " surface " (" surface "), " region " (" zone ") and synonym, word of equal value and plural form, as can be used and give an example herein, mean to provide about the descriptive of the device being described and/or method and quote or indicate.These terms and similar term or equivalent terms not mean also should not be speculated as and define or device that regulation is quoted and/or the key element of method self, unless specifically stated otherwise or from some accompanying drawings and/or to use the context of above-mentioned term be obviously clearly.
Claims (3)
- One kind to have total length be " L oA" fuel combination and the measuring jet of oxidant, it uses in combustion of fossil fuel device system together with mixing tube, described Combined metering nozzle comprises:A fuel metering body, its length is " L b" and define charging hole from being defined by the first end of a fuel metering body fluid passage to the discharge opening being defined by the second end of fuel metering body; AndFor setting up the device of predetermined oxidant flow velocity, its second end from fuel metered body starts the second end that extends or comprise fuel metering body, whereby the fuel of combination and the " L of oxidant measuring jet oA" optionally increase and exceed the length " L of fuel metering body b".
- 2. the Combined metering nozzle of claim 1, wherein comprises an oxidant metering main body for setting up the device of predetermined oxidant flow velocity.
- 3. the Combined metering nozzle of claim 1, wherein comprises for the device of setting up predetermined oxidant flow velocity.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201161461807P | 2011-01-20 | 2011-01-20 | |
| US61/461,807 | 2011-01-20 | ||
| PCT/US2012/022129 WO2012108997A2 (en) | 2011-01-20 | 2012-01-20 | Combined fuel and oxidizer metering jets, systems, and methods for simultaneously metering fuel and oxidizer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103917828A true CN103917828A (en) | 2014-07-09 |
| CN103917828B CN103917828B (en) | 2016-09-21 |
Family
ID=46639123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201280014251.4A Expired - Fee Related CN103917828B (en) | 2011-01-20 | 2012-01-20 | Fuel burner system |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JP6017453B2 (en) |
| CN (1) | CN103917828B (en) |
| AU (1) | AU2012214774A1 (en) |
| CA (1) | CA2825358C (en) |
| HK (1) | HK1199654A1 (en) |
| WO (1) | WO2012108997A2 (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2972227A (en) * | 1956-07-05 | 1961-02-21 | Bristol Siddeley Engines Ltd | Means for supplying a rocket motor with liquid fuel and concentrated hydrogen peroxide as propellant |
| US3534909A (en) * | 1968-05-21 | 1970-10-20 | Paine Thomas O | Control valve and co-axial variable injector |
| US3662547A (en) * | 1970-03-16 | 1972-05-16 | Nasa | Coaxial injector for reaction motors |
| US3897008A (en) * | 1969-09-24 | 1975-07-29 | Us Navy | Liquid fuel injector system |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4152108A (en) * | 1977-07-15 | 1979-05-01 | John Zink Company | Steam injection to zone of onset of combustion in fuel burner |
| JPS57150324U (en) * | 1981-03-16 | 1982-09-21 | ||
| US20010049079A1 (en) * | 1993-07-09 | 2001-12-06 | Edgar C. Robinson | Multifuel infrared burner with adjustable metering valve |
| DE4424599A1 (en) * | 1994-07-13 | 1996-01-18 | Abb Research Ltd | Method and device for operating a combined burner for liquid and gaseous fuels |
| DE19543701A1 (en) * | 1995-11-23 | 1997-05-28 | Abb Research Ltd | Premix burner |
| JP5563976B2 (en) * | 2007-05-25 | 2014-07-30 | タイアックス エルエルシー | Fuel combustion system, combustion method and burner |
-
2012
- 2012-01-20 AU AU2012214774A patent/AU2012214774A1/en not_active Abandoned
- 2012-01-20 CN CN201280014251.4A patent/CN103917828B/en not_active Expired - Fee Related
- 2012-01-20 CA CA2825358A patent/CA2825358C/en active Active
- 2012-01-20 WO PCT/US2012/022129 patent/WO2012108997A2/en active Application Filing
- 2012-01-20 JP JP2013550650A patent/JP6017453B2/en active Active
-
2015
- 2015-01-02 HK HK15100009.2A patent/HK1199654A1/en unknown
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2972227A (en) * | 1956-07-05 | 1961-02-21 | Bristol Siddeley Engines Ltd | Means for supplying a rocket motor with liquid fuel and concentrated hydrogen peroxide as propellant |
| US3534909A (en) * | 1968-05-21 | 1970-10-20 | Paine Thomas O | Control valve and co-axial variable injector |
| US3897008A (en) * | 1969-09-24 | 1975-07-29 | Us Navy | Liquid fuel injector system |
| US3662547A (en) * | 1970-03-16 | 1972-05-16 | Nasa | Coaxial injector for reaction motors |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012108997A3 (en) | 2014-03-13 |
| HK1199654A1 (en) | 2015-07-10 |
| WO2012108997A2 (en) | 2012-08-16 |
| CA2825358C (en) | 2018-06-05 |
| JP6017453B2 (en) | 2016-11-02 |
| CN103917828B (en) | 2016-09-21 |
| NZ613791A (en) | 2015-07-31 |
| AU2012214774A1 (en) | 2013-08-22 |
| JP2014514521A (en) | 2014-06-19 |
| CA2825358A1 (en) | 2012-08-16 |
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