CN103917828B - Fuel burner system - Google Patents
Fuel burner system Download PDFInfo
- Publication number
- CN103917828B CN103917828B CN201280014251.4A CN201280014251A CN103917828B CN 103917828 B CN103917828 B CN 103917828B CN 201280014251 A CN201280014251 A CN 201280014251A CN 103917828 B CN103917828 B CN 103917828B
- Authority
- CN
- China
- Prior art keywords
- fuel
- oxidant
- nozzle
- metering
- mixing tube
- Prior art date
- 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.)
- Expired - Fee Related
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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
Landscapes
- 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
Composite fuel and the oxidant measuring jet device of the flow velocity of single fuel burner or the liquid fuel of multi fuel burner and/or LG fuel and oxidant it is delivered to for metering simultaneously.By the function of measuring of fuel and oxidant is combined in single device, can optimize for various fuel and there is the fuel-supply pipe of single type and the multi fuel burner of mixing tube and dynamically regulate oxidant flow velocity without user.
Description
Technical field
The present invention relates to a kind of fuel burner system.
Background technology
In history, the stove of combustion of liquid and liquid gas (" LG ") fuel is (hereinafter " many
Fuel Furnace ") compromise efficiency of combustion and/or performance be beneficial to motility and the simplification of fuel.This
Planting trades off is caused by energy contents different between following fuel and oxidation requirements: liquid fuel is such as
Unleaded gas, kerosene or diesel oil are required to different fuel flow rates, but for given fuel
Flow velocity, is required to than LG fuel (such as liquefied butane or propane) more substantial oxidant.
Therefore, although many multi fuel furnaces provide multiinjector suitably to measure or to regulate combustion for user
Stream speed (wherein user will select for the nozzle needed for particular type fuel), air velocity
Similar metering or regulation generally do not include " completely general " method of Fuel-air mixing in, main
To limit due to cost, complexity, safety and/or regulation.
Such as, Canadian Standards Association (Canadian Standards Association, CSA)
Supervisory organ clearly veto by burning LP fuel stove include in the adjustable air inlet of user every
Grid or other this kind equipments (with reference to CSA11.2a2001 § 1.5.4).Described regulation limits and causes
Stove manufacturer (1) builds and sells only combustion of liquid fuel or LG fuel, but asynchronously fires
Burning both stoves, (2) are built and sold has user adjustable primary air air inlet
Multi fuel furnace (such as Brunton ' s Vapor AF stove) but not to by CSA control
Those products are sold in market, or the stove of burning two types fuel simultaneously is built and sold in (3)
Son, but it is not by providing the device regulated for primary air to sacrifice performance.
Although negligible or relax about cost or the problem of complexity, such as consider offer be used for
The equipment of the device of metering fuel and air mass flow, but regulation ban is absolute, therefore forbids
Use the exercisable device of user for regulating air stream.Then this problem becomes people such as
What obtains a kind of multi fuel furnace, and it optimizes efficiency by metering fuel simultaneously and air mass flow,
But meet the regulation relating to regulate the exercisable device of user of air mass flow to limit.
Summary of the invention
The present invention relates to for while metering liquid fuel and/or LG fuel and the flow velocity of oxidant
To be delivered to single-fuel or the composite fuel of multi fuel burner and oxidant measuring jet；Bag
System containing combinations thereof measuring jet；And for metering fuel and the flow velocity of oxidant simultaneously
Method.By making fuel and oxidant function of measuring be bound in single product, containing single
The fuel-supply pipe of type and the multi fuel burner of mixing tube can be optimized for various fuel and
The flow velocity of oxidant is dynamically regulated without user.
In particular it relates to a kind of fuel burner system, comprising:
Having total length is " LOA" fuel and the Combined metering nozzle of oxidant, described group
Total amount nozzle is for being used together with the mixing tube with certain space position, and described combination is counted
Flow nozzle comprises: the fuel metering body of liquid fuel and liquid gas fuel, its a length of " LB”
And define from the charging hole defined by the first end of fuel metering body to by fuel metering body
The fluid passage of discharge opening defined of the second end；And oxidant metered body, it is from fuel
Second end of metered body starts to extend or the second end of comprising fuel metering body, thus,
Total length " the L of the Combined metering nozzle of fuel and oxidantOA" optionally increase above combustion
Length " the L of material metered bodyB”；
It is configured to receive the base of described Combined metering nozzle；And
At least one axial-adjustment unit, at least one axial-adjustment unit described is configured to change
The axial location of described Combined metering nozzle and indeformable or do not change described base and/or described
The locus of mixing tube.
Accompanying drawing explanation
Figure 1A-1B shows Combined metering nozzle according to an embodiment of the invention.
Fig. 2 A-2C shows sleeve pipe according to an alternative embodiment of the invention.
Fig. 3 A-3F shows sleeve structure according to an alternative embodiment of the invention.
Fig. 4 A-4B shows Combined metering nozzle of the prior art.
Fig. 5 A-5C shows the fuel metering body of at least one embodiment according to the present invention.
Fig. 6 A-6D shows the parts of Combined metering nozzle according to an alternative embodiment of the invention
And structure.
Detailed description of the invention
No matter for liquid fuel or LG fuel, conventional burner all comprises pipeline, should
Pipeline contains the inflow connecting fuel metering parts (being herein commonly called fuel metering nozzle)
End and the outflow end of connection burner.The function of nozzle is (to enter by making fuel pass through the first port
Mouthful) flow to the second end port (outlet) and individually or be combined with other assemblies and/or equipment
Measure the speed of the fuel carried from upstream fuel source downstream burner.Oxidant (such as ring
Border air) generally it is entrained in the fuel stream of jet expansion by primary oxidant air inlet,
Then it is transported to burner by pipeline.If by primary oxidant air inlet at ducts upstream end
Occurring oxidant to carry secretly at front or adjacent conduit upstream extremity, the most described pipeline mixes with Fuel-air
Closing pipe is functional characteristic.
The primary air inlet of one common form is included in fuel metering jet expansion and mixing tube is (non-
Coupling axial device) upstream extremity between the most uncoupled space.Another
The primary air inlet of common form comprises one or more hole (orifice) or mouth (port), its by
The mixing tube of neighbouring upstream extremity limits, and it can be with or without adjustable closure member, Qi Zhongtong
Often mixing tube (coupling device or radial device) upstream extremity by fuel metering nozzle with mix
Pipe is mechanically connected.For functionally, in non-coupled device, oxidant is carried secretly and is generally axially betided
The upstream extremity of mixing tube, and in coupling device, oxidant is carried secretly and is generally radially betided mixing tube
The downstream of upstream extremity.
According to definition, all of fuel metering nozzle comprises for setting up one predetermined by it
The device of fuel flow rate.But, the Combined metering nozzle embodiment of the present invention also comprises use
In setting up the device of predetermined oxidant flow velocity, wherein itself (intrinsic) and/or and supplementary structure
The Combined metering nozzle bag that (extrinsic) (being for example suitable for receiving the mixing tube of this nozzle) combines
Containing the device for setting up predetermined oxidant flow velocity.Therefore, intrinsic Combined metering spray nozzle device
The most always occurring as coupling device, it comprises substantially for setting up predetermined oxidant stream
Whole devices of speed；Extrinsic embodiment can couple or non-coupled device occurs, its bag
Containing a part for setting up the device of predetermined oxidant flow velocity, mixing tube generally comprises another part.
To a certain extent due to the new aspect of the present invention, the Combined metering nozzle of the present invention is implemented
Scheme also can comprise coupling and the feature of non-coupled both measuring jet devices and aspect.Such as,
First hybrid combining measuring jet the upstream extremity of mixing tube axially carry secretly oxidant (generally with
The feature that non-coupled device is relevant), and measuring jet and mixing tube are mechanically connected (according to definition,
Coupling device).For another example, second hybrid combining measuring jet axially presss from both sides at the upstream extremity of mixing tube
Band oxidant (feature the most relevant with non-coupled device), and regulate radial direction folder downstream
Band (feature the most relevant with coupling device).
In sum, Combined metering nozzle generally or can be mechanically attached to (coupling on mixing tube
Locking device) or mechanically separate (non-coupled device) with mixing tube and be characterized, and be used for
The device setting up predetermined oxidant flow velocity can intrinsic be characterized, and wherein said flow velocity is the most only
Being measured by Combined metering nozzle, and/or be characterized with extrinsic, wherein said flow velocity is the most logical
Cross Combined metering nozzle and supplementary structure such as mixing tube measures.
Finally, all of invention embodiment all comprises a fuel metering body, and it is a length of
“LB" and define from charging hole (being limited by the first end of fuel metering body) to discharging
One fluid passage in hole (being limited by the second end of fuel metering body), and also comprise above-mentioned use
In setting up the device of predetermined oxidant flow velocity, it can be characterized with oxidant metered body.
In addition about various embodiments of the present invention, the combination meter of the non-coupled device of First Series
Flow nozzle comprises the extrinsic device for setting up predetermined oxidant flow velocity.Containing these extrinsics
The Combined metering nozzle of device comprises an oxidant metered body, and it can reduce with oxidizer flow rate
Part is characterized, therefore by the volume flow of the oxidant of mixing tube with oxidant metered body with
The distance of primary air inlet and change, the most non-coupled device is positioned at the upstream extremity of mixing tube.Because
In most buner system, accept between the base of measuring jet and mixing tube upstream extremity
Relative distance be fixing, can be by the total length of Combined metering nozzle be increased or decreased
“LOA" 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 comprises one
Hollow, pref. cylindrical or prismatic sleeve pipe, it is from the beginning of fuel metering body the second end
Extend and terminate at a far-end, defining length " LS", and when making itself and fuel metering
Length " the L of bodyB" be added time, obtained the total length " L of Combined metering nozzleOA”.Therefore,
In having been introduced into the operating process of buner system of Combined metering nozzle, can be by changing length
“LS" and/or " LB", change the distance between boot proximal end and the upstream extremity of mixing tube.Therefore,
Have also been changed the oxidant entering mixing tube at the volume flow rate of the first end of mixing tube.This is years old
Hollow bushing embodiment in one group can be integrally formed with fuel metering body maybe can be connected and (can move
Dynamic ground or for good and all) on fuel metering body.
Terminology used herein " hollow cylinder-shaped sleeve " or " hollow prism shape sleeve pipe " or spread out
Raw term is respectively intended to mean the pipe of the usual thin-walled of ellipse (including circle) or polyhedron cross section.
Additionally, geometric configuration can be cone or taper, such as hollow round table, it is possible to think and meet this
A little terms.Additionally, the external diameter of sleeve pipe need not be identical with the external diameter of fuel metering body, and one
In a little embodiments described herein, it is the most different.
One currently preferred device has the fuel metering for various fuel flow rate uniform sizes
Body and multiple hollow bushing (are respectively provided with unique length " LS"), the most described fuel metering body
With sleeve pipe according to the character (such as energy content) of special fuel can by being required to be " coupling and even
Connect ".This method makes the fuel metering body given rich in oxidant and the ring of deficiency of oxigen agent
Respectively by using with longer or shorter telescopic joint (removably or permanently) in border.
For the firmer and/or application of lower cost, the entire combination metering of the most different total lengths
Nozzle.
In second group of invention embodiment in First Series, oxidant metered body comprises fuel
The extension of metered body.Equally, the main part of extension comprises the second end or the port of export (limit
Determine second hole or the discharge opening of fuel channel), the wherein total length of Combined metering nozzle
“LOA" determine nozzle in having been introduced into the operating process of buner system of Combined metering nozzle
The distance of the upstream extremity of the second end and mixing tube.Extension in this group embodiment can be with
Fuel metering body is integrally formed and maybe can connect (removably or permanently) to fuel metering body.
Non-integral embodiment in these are a series of first group, in second group of embodiment
Available " coupling and connect " mode.Finally, it is believed that embodiments below is at second group
In the range of embodiment: wherein fuel metering body " extends " through auxiliary fuel pipeline element
Temporary transient or the permanent connection of (no matter internal diameter is identical or different).
Finally, in the 3rd group of invention embodiment in First Series, oxidant metered body bag
Extend from fuel metering body the second end containing same or analogous with first group of invention embodiment
Come hollow bushing, wherein Combined metering nozzle also comprise at least one hole limited by sleeve pipe or
Mouthful thus in the operating process have been introduced into the buner system of Combined metering nozzle of the 3rd group will
Oxidant is carried secretly to the non-coupled upstream extremity and fuel stream in addition of mixing tube.
In each non-coupled device as above, Combined metering nozzle and the spacing of mixing tube
From change change the volume inflow velocity of oxidant.But, also by containing inflow
The quality of the inflow of the oxidant metered body regulation gained of characteristic adjusting means.Such as, oxidation
Agent metered body can comprise outer surface profile, and (mixing tube also can comprise optimization or mend with mixing tube for it
The inner surface profile filled) upstream extremity combine formed for increase inflow velocity Venturi tube and/
Or for setting up the guider of one or more preferred inflow vector in mixing tube, such as
Vortex-like fashion is to promote the expansion in the course of conveying in mixing tube of the fuel in the oxidant carried secretly
Dissipate.Or or additionally, above-mentioned in the 3rd group of invention embodiment in First Series
Oxidant metered body is by by least one mouth (being limited by the hollow bushing upstream of primary air inlet)
Introduce oxidant to affect the quality of inleting oxidant.Additionally, the interior table of optional hollow bushing
Facial contour is to regulate the fuel flow behavior before oxidant is carried secretly.
Because the Combined metering nozzle in these First Series embodiments is non-coupled with mixing tube
, it can be non-coaxial orientation, and this can affect number and the quality of inleting oxidant similarly.Cause
This, can the most on purpose select the dimensional orientation of these First Series embodiments or flow with other
Enter thing characteristic adjusting means to combine, to regulate the composition of oxidant inflow.
Secondly about coupling device, the Combined metering nozzle of second series comprises mean for function
Above and physically with a part for mixing tube couple to limit main and/or secondary oxidant feed gas mouth
The extrinsic of specific oxidant flow velocity and/or intrinsic device are set up in operable area.Non-containing these
The Combined metering nozzle of intrinsic device comprises an oxidant metered body, and it can close with oxidant stream
Conjunction part is characterized, and the Combined metering nozzle containing these intrinsic devices comprises an oxidant
Metered body, it can limit at least one oxidant feed gas mouth and be characterized.As it has been described above, it is non-solid
Have on apparatus function and (be mechanically connected by with measuring jet with one or more primary oxidant air inlets
Mixing tube defined) combine, and pure intrinsic device is really not so.Such as some First Series
Embodiment is such, and due to unique aspect of the present invention, some second series embodiment is tied
Close conventional coupling and the feature of uncoupled measuring jet setting and aspect, be described below.
In first group of invention embodiment in second series, oxidant metered body comprises oxidation
Agent stream closing section, its with one below be characterized a) one hollow, pref. cylindrical or
Prismatic sleeve pipe, it extends from fuel metering body the second end and terminates at far-end, being formed
Length " LS”；Or b) fuel metering body extension, comprises its second end or outlet
End.In both cases, the total length " L of Combined metering nozzleOA" all by length " LS”
Or the impact of extension change.
One or more it is positioned at its first end or the radial direction close to its first end when using to have
During primary air inlet, the total length " L of Combined metering nozzleOA" determine primary air inlet Guan Bi
Degree: assume substantially to closely cooperate between oxidant metered body and mixing tube and (go back no matter outside
It is internal), the total length of oxidant metered body is the biggest, and these one or more radial direction primary air inlets close
Conjunction degree is the biggest, which reduces oxidant flow velocity.Hollow bushing embodiment in this set can
It is integrally formed or is connectable on fuel metering body with fuel metering body (movably or forever
Ground).Similarly, the main part of extension also can be integrally formed with fuel metering body or be connectable to
On fuel metering body, although preferably single unit system.
Currently preferred device be the uniform sizes with various fuel flow rate fuel metering body and
Multiple hollow bushings (are respectively provided with unique length " LS"), wherein fuel metering body and sleeve pipe can
Character (such as energy content) according to special fuel is by being required to be " coupling and connect ".This
The method of kind makes the fuel metering body given difference in the environment rich in oxidant and deficiency of oxigen agent
By using with longer or shorter telescopic joint (removably or permanently).In order to more
Firm and/or the application of lower cost, no matter for fuel metering body and sleeve pipe or the combustion extended
Material body portion, the entire combination measuring jet of the most different total lengths.
In second group of invention embodiment in second series, optimize the oxidant in first group
Stream closing section is for the mixing tube containing axial orientation air inlet, and described air inlet can be main
Air inlet or auxilairy air intake.When the one or more, radially primary air inlet cannot be all of
In environment and/or when providing enough oxidants to carry secretly all of fuel type, use described auxiliary
Help air inlet；Extra air inlet is necessary but also relates to extra cost.By regulation the
The Combined metering nozzle of one group makes it meet this demand, can use single mixing tube.Or,
Extra air inlet can be considered as a kind of device flowing into characteristic for regulating oxidant.
As first group of embodiment, on the maximum outside diameter of oxidant stream closing section is apparent
Less than mixing tube at the internal diameter (assuming internal engagement) of its first end or upstream extremity.But, oxygen
Agent stream closing section also comprises at least one outer surface profile such as groove, itself and mixing tube
Inner surface combines, and forms at least one oxidant feed gas mouth.
In the 3rd group of invention embodiment in second series, it is used for setting up predetermined oxidant stream
The device of speed comprises at least one primary oxidant air inlet, and it is hollow by one, preferably cylinder
Shape or prismatic sleeve pipe are defined, and this sleeve pipe extends from fuel metering body the second end and whole
Terminate in far-end, define length " LS", the mixing tube wherein arranged when coupling does not contains primary air inlet
Time (i.e. without mouth mixing tube), by the volume flow of the oxidant of mixing tube as with all extensions
The function of the calmodulin binding domain CaM size of partially defined primary oxidant air inlet and change.It should be noted that
, these the 3rd group of embodiment can be with the mixing tube with at least one main radial air inlet mouth
(i.e. band mouth mixing tube) is used in combination.In the case of without mouth mixing tube, at least one main oxidation
The structure of agent air inlet (being defined by hollow bushing) determines oxidant uniquely and flows into volume
Parameter and quality；In the case of band mouth mixing tube, described effect be non-uniquely.
Finally, in the 4th group of invention embodiment in second series, it is used for setting up predetermined oxygen
The device of agent flow velocity comprises an oxidant stream closing section (same or similar with first group),
Also comprise at least one hole or mouth (being defined by extension), thus in having been introduced into the 3rd group
Combined metering nozzle buner system operating process in oxidant is carried secretly to mixing tube
In non-coupled upstream extremity and fuel stream in addition.
As non-coupled setting, can regulate in the Combined metering nozzle of these second series
The quality of oxidant stream in coupling device.Such as, oxidant stream closing device can comprise outside surface
Shape, it combines to be formed with primary air inlet (it also can comprise the surface topography optimizing or supplementing) and uses
In increasing the Venturi tube of inflow velocity and/or flowing into the one or more of mixing tube for setting up
Preferably flow into the guider of vector, such as eddy current type to increase the fuel in the oxidant carried secretly
The diffusion in course of conveying in mixing tube.
In appointing in a series of invention embodiment about Combined metering nozzle, it is used for setting up pre-
The device of fixed oxidant flow velocity relates to the total length L regulating Combined metering nozzleOA.But,
As it has been described above, Combined metering nozzle also affects oxidant relative to the relative tertiary location of mixing tube
Flow velocity.The aspect of the present invention provides axial-adjustment unit to be used for regulating (combination or routine)
The axial location of fuel metering nozzle and indeformable or do not change measuring jet base and/or mixing
The locus of pipe.
The axial-adjustment unit of the present invention comprises at least one in one case and is suitably sized to tightly
Be installed on the shim between nozzle base and Combined metering nozzle the first end, and separately
Comprise at least one in the case of one to be suitably sized to be received by nozzle base closely and closely
The sept being combined with Combined metering nozzle.In the first scenario, this micro-axis adjustment device
By stack this shim and can the efficiency of optimizing combustor device and/or performance；In latter
In the case of, this big axis adjustment device (preferably lining) provides a kind of predetermined for setting up
Oxidant flow velocity and without changing alternative device of existing fuel metering nozzle.
Relate to comprising system according to the Combined metering nozzle in device embodiment described herein
Invention device also comprises various types of mixing tubes described herein.Implement in these systems
In scheme, mixing tube preferably with the type matching of the Combined metering nozzle used with it, such as
Coupling or uncoupled, intrinsic or extrinsic, mixing, etc..
Except above-mentioned points, the present invention also provides for complexes, and it comprises one or more fuel metering
Body and one or more oxidant metered body, be whether the most still secured to connect.
This complexes also can comprise one or more micro-axle and/or big axis adjustment device such as calking
Sheet and/or lining.Fill additionally, this complexes also can comprise one for Combined metering nozzle
The mixing tube of the optimization put, it contains the extrinsic device for setting up predetermined oxidant flow velocity.
Relate to the invention embodiment of method and comprise all of purposes about said apparatus and system
Aspect.Such as, the method embodiment of the present invention comprises and regulates single fuel burner for simultaneously
Or the fuel of multi fuel burner and the method for oxidant flow parameters；And for by spray
Introduce axial-adjustment unit between gonys seat and mixing tube, thus be only adjusted axially the oxygen in system
The method of agent flow parameters, described system comprises a mixing tube, a fuel nozzle base
With a fuel metering nozzle (no matter that combine or routine).
For the purpose of this patent, term " region " (" area "), " border " (" boundary "),
" part " (" part "), " part " (" portion "), " surface " (" surface "), " region "
(" zone ") and synonym thereof, word of equal value and plural form, as can be used and be illustrated herein
, it is intended that provide and quote about the device being described and/or the descriptive of method or indicate.These
Term and term similar or equivalent terms are not meant as the most should not being speculated as defining or regulation is drawn
Device and/or the key element of method self, unless specifically stated otherwise or from some accompanying drawings and/or make
It is the most clearly with the context of above-mentioned term.
Claims (4)
1. a fuel burner system, including:
Having total length is " LOA" fuel and the Combined metering nozzle of oxidant, described group
Total amount nozzle is for being used together with the mixing tube with certain space position, and described combination is counted
Flow nozzle comprises: the fuel metering body of liquid fuel and liquid gas fuel, its a length of " LB”
And define from the charging hole defined by the first end of fuel metering body to by fuel metering body
The fluid passage of discharge opening defined of the second end；And oxidant metered body, it is from fuel
Second end of metered body starts to extend or the second end of comprising fuel metering body, thus,
Total length " the L of the Combined metering nozzle of fuel and oxidantOA" optionally increase above combustion
Length " the L of material metered bodyB”；
It is configured to receive the base of described Combined metering nozzle；And
At least one axial-adjustment unit, at least one axial-adjustment unit described is configured to change
The axial location of described Combined metering nozzle and indeformable or do not change described base and/or described
The locus of mixing tube.
2. the fuel burner system of claim 1, wherein, described oxidant metered body several
What is configured as taper.
3. the fuel burner system of claim 1, wherein, described oxidant metered body and institute
State fuel metering body to be integrally formed.
4. the fuel burner system of claim 1, wherein, described at least one be adjusted axially
Device includes that the first end being suitably sized to be installed on described Combined metering nozzle closely is with described
The multiple shims that can stack between base.
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 CN103917828A (en) | 2014-07-09 |
| CN103917828B true 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) |
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| 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 |
| WO2008147987A1 (en) * | 2007-05-25 | 2008-12-04 | Tiax, Llc | Fuel combustion |
-
2012
- 2012-01-20 JP JP2013550650A patent/JP6017453B2/en active Active
- 2012-01-20 CN CN201280014251.4A patent/CN103917828B/en not_active Expired - Fee Related
- 2012-01-20 AU AU2012214774A patent/AU2012214774A1/en not_active Abandoned
- 2012-01-20 CA CA2825358A patent/CA2825358C/en active Active
- 2012-01-20 WO PCT/US2012/022129 patent/WO2012108997A2/en active Application Filing
-
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 |
|---|---|
| JP6017453B2 (en) | 2016-11-02 |
| WO2012108997A2 (en) | 2012-08-16 |
| HK1199654A1 (en) | 2015-07-10 |
| CN103917828A (en) | 2014-07-09 |
| AU2012214774A1 (en) | 2013-08-22 |
| WO2012108997A3 (en) | 2014-03-13 |
| NZ613791A (en) | 2015-07-31 |
| CA2825358C (en) | 2018-06-05 |
| CA2825358A1 (en) | 2012-08-16 |
| JP2014514521A (en) | 2014-06-19 |
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