CN102149972A - Methods and systems for reducing piping vibration - Google Patents
Methods and systems for reducing piping vibration Download PDFInfo
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- CN102149972A CN102149972A CN200980125921.8A CN200980125921A CN102149972A CN 102149972 A CN102149972 A CN 102149972A CN 200980125921 A CN200980125921 A CN 200980125921A CN 102149972 A CN102149972 A CN 102149972A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K23/00—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids
- F01K23/02—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled
- F01K23/06—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle
- F01K23/067—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle the combustion heat coming from a gasification or pyrolysis process, e.g. coal gasification
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/46—Gasification of granular or pulverulent flues in suspension
- C10J3/48—Apparatus; Plants
- C10J3/50—Fuel charging devices
- C10J3/506—Fuel charging devices for entrained flow gasifiers
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/72—Other features
- C10J3/82—Gas withdrawal means
- C10J3/84—Gas withdrawal means with means for removing dust or tar from the gas
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/72—Other features
- C10J3/82—Gas withdrawal means
- C10J3/84—Gas withdrawal means with means for removing dust or tar from the gas
- C10J3/845—Quench rings
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10K—PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
- C10K1/00—Purifying combustible gases containing carbon monoxide
- C10K1/08—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors
- C10K1/10—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors with aqueous liquids
- C10K1/101—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors with aqueous liquids with water only
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2200/00—Details of gasification apparatus
- C10J2200/09—Mechanical details of gasifiers not otherwise provided for, e.g. sealing means
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2200/00—Details of gasification apparatus
- C10J2200/15—Details of feeding means
- C10J2200/152—Nozzles or lances for introducing gas, liquids or suspensions
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/12—Heating the gasifier
- C10J2300/1223—Heating the gasifier by burners
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2201/00—Pretreatment
- F23G2201/40—Gasification
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2206/00—Waste heat recuperation
- F23G2206/20—Waste heat recuperation using the heat in association with another installation
- F23G2206/202—Waste heat recuperation using the heat in association with another installation with an internal combustion engine
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2206/00—Waste heat recuperation
- F23G2206/20—Waste heat recuperation using the heat in association with another installation
- F23G2206/203—Waste heat recuperation using the heat in association with another installation with a power/heat generating installation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2209/00—Specific waste
- F23G2209/10—Liquid waste
- F23G2209/101—Waste liquor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2209/00—Specific waste
- F23G2209/10—Liquid waste
- F23G2209/102—Waste oil
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/12—Heat utilisation in combustion or incineration of waste
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/16—Combined cycle power plant [CCPP], or combined cycle gas turbine [CCGT]
- Y02E20/18—Integrated gasification combined cycle [IGCC], e.g. combined with carbon capture and storage [CCS]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49345—Catalytic device making
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
- Nozzles (AREA)
- Jet Pumps And Other Pumps (AREA)
Abstract
Methods and systems for a gasifier system are provided. The gasifier system includes a first substantially cylindrically shaped conduit that includes a radially inner surface, a second conduit at least partially within and substantially concentrically aligned with the first conduit, and at least one support member extending between a radially outer surface of the second conduit and the radially inner surface of the first conduit wherein the support member is positioned along a length of the second conduit to facilitate reducing a vibratory response of at least one of the first and second conduits to a flow of fluid through at least one of the first and second conduits.
Description
Technical field
Relate generally to Integrated gasification combined cycle of the present invention (IGCC) electricity generation system, and relate more specifically to be used for feed is ejected into the advanced person's of gasifier method and apparatus.
Background technology
At least some known gasifiers are converted into the output of the gas of partial oxidation with the mixture of fuel, air or oxygen, steam and/or lime, sometimes are called " synthesis gas ".Synthesis gas is supplied to the burner of driving to the gas-turbine unit of the generator of electrical network supplied with electric power.Can be supplied to the heat recovery steam generator that produces the steam that is used to drive steam turbine from the exhaust of gas-turbine unit.The power that steam turbine produced also drives the generator that electrical power is provided to electrical network.
By fuel, air or oxygen, steam and/or lime being ejected into the gasifier from independent source, should will be connected on the feed nozzle to material source to material ejector to material ejector.At least some known gasifications comprise long relatively concentric pipe to material ejector, for example, extend in inner nine feet of the opposite ends that stop of gasifier long from the source in the gasifier outside.Can cause one or more ducted vibratory responses of structure with one heart with the materials flow of giving of high relatively speed by pipeline.Vibration is tending towards causing the fatigue failure to the member of material ejector.
Summary of the invention
In one embodiment, a kind of gasifier system comprises first cylindrical pipe roughly, and this pipeline comprises radially-outer surface, inner radial surface and the thickness of the material that extends between outer surface and inner surface.First pipeline also comprises feed end, discharge end and the length of extending between the two.Second pipeline that this gasifier system also comprises at least in part in first pipeline and roughly aims at one heart with first pipeline.Second pipeline comprises radially-outer surface, inner radial surface and the thickness of the material that extends between outer surface and inner surface.Second pipeline also comprises feed end, discharge end and the length of extending between the two.The second discharge of pipes end is connected on the first discharge of pipes end.This gasifier system also comprises at least one support component, this support component extends between the inner radial surface of the radially-outer surface of second pipeline and first pipeline, wherein this support component is along the length of second pipeline location, to help reducing second pipeline to by first pipeline and second ducted at least one the vibratory response of fluid stream.
In another embodiment, a kind of gasifier of assembling comprises to the method for material ejector the first feed pipeline with first external diameter is provided.First pipeline also comprises feed end, discharge end and the length of extending between the two.This method also comprises provides the second feed pipeline, the length that this second feed pipe road has first internal diameter, feed end, discharge end and extends between the two, support component is connected on the outer surface of first pipeline in the position along the length of first pipeline, this position is confirmed as helping reducing first pipeline to by first pipeline and second ducted at least one the vibratory response of fluid stream.Support component is sized to extend to second side opposite from the outer surface of first pipeline.This method comprises that also first pipeline is inserted second pipeline makes win pipeline and the roughly alignment with one heart of second pipeline.
In another embodiment again, a kind of gasification system comprises the pressure vessel that is used to make the fuel meat oxidation, and be configured to inject fuel into the material ejector of giving in this pressure vessel, wherein should also comprise first substantial cylindrical, first pipeline, second pipeline that in described first pipeline and with described first pipeline, roughly aligns with one heart at least in part and at least one support component that between the inner radial surface of the radially-outer surface of second pipeline and first pipeline, extends to material ejector.This first pipeline comprises radially-outer surface, inner radial surface and the thickness of the material that extends between outer surface and inner surface.First pipeline also comprises feed end, discharge end and the length of extending between the two.Second pipeline comprises radially-outer surface, inner radial surface and the thickness of the material that extends between outer surface and inner surface.Second pipeline also comprises feed end, discharge end and the length of extending between the two.Support component is along the length of second pipeline location, to help reducing second pipeline to by first pipeline and second ducted at least one the vibratory response of fluid stream.
Description of drawings
Fig. 1 is the schematic diagram of Integrated gasification combined cycle (IGCC) electricity generation system of exemplary known; And
Fig. 2 is the schematic diagram that the advanced solid that can use with system shown in Figure 1 is removed the exemplary embodiment of gasifier;
Fig. 3 is the amplification sectional view of giving material ejector shown in Fig. 2 according to an embodiment of the invention;
Fig. 4 is along the sectional view of giving material ejector shown in Fig. 3 of view 4-4 intercepting; And
Fig. 5 A, 5B, 5C and 5D are the side elevation view of giving material ejector 208 shown in according to various embodiments of the present invention Fig. 3.
The specific embodiment
Below describe in detail with for example but not with the mode present disclosure of restriction.This description clearly enables those skilled in the art to make and utilize present disclosure, has described some embodiment, remodeling, modification, alternative and the purposes of present disclosure, comprises the thing of the optimal mode of thinking to implement present disclosure at present.Present disclosure is described to be applied to preferred embodiment,, feed is ejected into system and method in the reactor that is.But, expect that this disclosure has general application for the pipe-line system in industry, commerce and the civil applications.
Fig. 1 is the schematic diagram of exemplary Integrated gasification combined cycle (IGCC) electricity generation system 50.IGCC system 50 comprise generally main air compressor 52, with 52 one-tenth on compressor stream be communicated with the air gas separation unit 54 that connects, with 54 one-tenths streams of air gas separation unit be communicated with the gasifier 56 that connects, with 56 one-tenth gas-turbine unit 10 and steam turbines 58 that flow the connection connection of gasifier.In operation, compressor 52 compression surrounding airs.Compressed air is directed into air gas separation unit 54.In certain embodiments, except that compressor 52 or replace compressor 52, be supplied to air gas separation unit 54 from the compressed air of gas-turbine unit compressor 12.Air gas separation unit 54 uses compressed air to produce oxygen so that used by gasifier 56.More specifically, air gas separation unit 54 is separated into independent Oxygen Flow and gas by-product with compressed air, sometimes is called " process gas ".The process gas that air gas separation unit 54 is produced comprises will be called " nitrogen process gas " in nitrogen and the literary composition.The nitrogen process gas also can comprise other gas, such as but not limited to oxygen and/or argon gas.For example, in certain embodiments, the nitrogen process gas comprises the nitrogen between about 95% and about 100%.Oxygen Flow is directed into gasifier 56 for use in producing partially combusted gas, is called in the literary composition by " synthesis gas " of gas-turbine unit 10 as fuel, and is such as described in more detail below.In some known IGCC systems 50, at least some nitrogen process air-flows, promptly the byproduct of air gas separation unit 54 is discharged to atmosphere.In addition, in some known IGCC systems 50, some nitrogen process air-flows are sprayed into the combustion zone (not shown) in the gas turbine burner 14, to help controlling the discharging of engine 10, and more specifically, help reducing ignition temperature and reduce discharged nitrous oxides from engine 10.IGCC system 50 can comprise the compressor 60 that is used for compressed nitrogen process air-flow before spraying into the combustion zone.
Fig. 2 is the schematic diagram that the advanced person's that can use with system 50 (shown in Figure 1) solid is removed the exemplary embodiment of gasifier 200.In the exemplary embodiment, gasifier 200 comprises shell 202, lower casing 204 and the substantial cylindrical container body 206 that extends between the two.Penetrate shell 202 for material ejector 208, so that fuel stream is directed in the gasifier 200.Nozzle 210 is carried and left to the one or more passages of fuel in fuel injector 208, and this nozzle 210 is introduced combustion zone 214 in the gasifier 200 with predetermined pattern 212 with fuel.Fuel can mix with other material before entering nozzle 210 or can mix with other material when nozzle 210 leaves.For example, the particulate that fuel can be before entering nozzle 210 with process from system 50 reclaims mixes, and fuel can mix with oxidant such as air or oxygen in the downstream of nozzle 210 places or nozzle 210.
In this exemplary embodiment, combustion zone 214 is with nozzle 210 alignings and connects and flow the substantial cylindrical space of the vertical orientation that is communicated with.The periphery of combustion zone 210 is limited by refractory walls 216, and this refractory walls 216 comprises such as the structure basic unit of Incoloy pipeline 218 and is configured to tolerate the refractory coating 220 of the effect of higher temperature of the ratio that comprises in the combustion zone 210 and high pressure.The port of export 222 of refractory walls 216 comprises the predetermined back pressure that is configured to keep in the combustion zone 214, allows the convergence type outlet nozzle 224 that the combustion product that produces in the combustion zone 214 and synthesis gas leave combustion zone 214 simultaneously.Combustion product comprises gaseous byproduct, the particulate that generally is formed on the slag on the refractory coating 220 and suspends and carry with gaseous byproduct.
After leaving combustion zone 214, slag and the solid slag of can flowing falls into lock hopper (lockhopper) 226 in the bottom enclosure 204 at gravity effect.Lock hopper 226 is kept certain water level, and this water level makes can flow the slag Quench and become and can be fragmented into the more frangible solid material of fritter after removing from gasifier 200.Lock hopper 226 is also held back about 90% the particulate that leaves combustion zone 214.
In the exemplary embodiment, annular first passage 228 surrounds combustion zone 214 at least in part.First passage 228 is by limiting in the refractory walls 216 in interior week and at the cylinder blanket 230 with combustion zone 214 is aimed at coaxially of the outer radial periphery of first passage 228.First passage 228 is sealed by top flange 232 at the top.Gaseous byproduct and residue 10% the downward direction 234 of particulate from combustion zone 214 be directed in the first passage 228 upward to 236.Being beneficial to particulate redirecting fast of outlet nozzle 224 separates with gaseous byproduct with slag.
The particulate of gaseous byproduct and residue 10% upwards is transported to first passage outlet 238 through first passage 228.During carrying gaseous byproduct, can reclaim heat from gaseous byproduct and particulate through first passage 228.For example, gaseous byproduct enters first passage 228 under about 2500 temperature, and when leaving first passage 228, the temperature of gaseous byproduct is about 1800 °F.Gaseous byproduct and particulate leave first passage 228 through first passage outlet 238 and enter second circular passage 240, and gaseous byproduct and particulate are redirected to the direction that flows downward herein.Along with the stream of gaseous byproduct and particulate is transferred through second channel 240, can use superheater tube 242 for example from gaseous byproduct and particulate flow back to the receipts heat, superheater tube 242 is removed heat and with the flow through steam of inner passage of superheater tube 242 of heat transferred from the stream of gaseous byproduct and particulate.For example, gaseous byproduct is entering second channel 240 and leaving second channel 240 under about 1500 temperature under about 1800 temperature.When flowing to of gaseous byproduct and particulate reached the bottom 244 of the second channel 240 that is close to bottom enclosure 204, second channel 240 was towards lock hopper 226 convergences.244 places in the bottom, the stream of gaseous byproduct and particulate is along reducing overheated watering 246 to being conducted through the stream that makes gaseous byproduct and particulate upward.The heat of removing from the stream of gaseous byproduct and particulate is tending towards making watering 246 evaporations and makes particle coagulation, makes particulate form the bigger grey piece (ash clod) that falls into lower casing 204.The stream of gaseous byproduct and residue particulate is directed and is directed to the downside of perforated plate 448 along opposite direction, and this perforated plate 448 forms the annular disk that defines bottom 244.Water level maintains perforated plate 448 tops, to be provided for removing from gaseous byproduct stream the catalyst of extra particulate.Filter by the perforation in the perforated plate 448 on the flow direction along with gaseous byproduct and residue particulate, particulate contact water also is involved in the water-bath, and is carried downwards by perforation and enter pond in the bottom enclosure 204.The particulate lock hopper 226 of flowing through is allowed in gap 250 between the bottom of lock hopper 226 and the bottom enclosure 204, and particulate is removed from gasifier 200 herein.
Carry separator 254 upper end around lower casing 204 above the water level above perforated plate 248 and the perforated plate 248 secretly.Carry separator 254 secretly and can be for example whirlwind or whizzer, comprise tangential entry or give the rotation wheel blade of gaseous byproduct with the residue particulate with eddying motion.To the wall of separator, particulate is coalescent and drop on the wall of separator bottom enclosure 204 down herein by the outside throwing of centrifugal force for particulate.In addition, use woven wire to form mesh pad, wherein remain particle impact on the mesh pad surface,, under the gravity effect, be excreted to bottom enclosure 204 by means of watering with other particle coagulation.In addition, carry separator secretly and can be blade type, for example V-arrangement separator or impingement separator.In the V-arrangement separator, gaseous byproduct passes through between the blade and is forced to move with the zigzag pattern.Can not be followed the gas streamline by entrained particulates and any drop, thus their impact on blade surface, coalescent and fall back in the bottom enclosure 204.Can increase specific characteristic in the both sides of blade, to help improving particulate and drop capture such as hook portion and capsule portion.The V-arrangement grid can be piled up or tiltedly is placed on over each other, so that a series of separation level to be provided.Impingement separator forms cyclonic motion when the blade of gaseous byproduct and the bending of particulate process, give making entrained particulates and any drop be directed to rotatablely moving of chamber wall, and entrained particulates and any drop are collected and are directed to bottom enclosure 204 herein.
In this exemplary embodiment, carrying separator secretly is the V-type separator, though imagined the separator of other type and can use their to replace whirlwind type separator or with whirlwind type separator and use.
Flowing to into separator 254 of gaseous byproduct and any residue particulate removed all basically residue entrained particulates and any drop from gaseous byproduct stream herein.Gaseous byproduct stream leaves gasifier so that further handle by exporting 256.
Fig. 3 is an amplification sectional view of giving material ejector 208 (shown in Figure 2) according to an embodiment of the invention.In this exemplary embodiment, comprise that the center gives materials flow pipeline 302 for material ejector 208, and go out convergence at the port of export 308 of nozzle 210 and give materials flow pipeline 304 and 306 with the annular concentric that forms oral pore 310.
During operation, fuel injector 208 provides the secondary oxidant stream of advocating peace by what pipeline 304 provided carbon-containing fuel to materials flow and by pipeline 302 and 306.In alternative, but pipeline 304 provides the pumping liquid phase slurry of solid carbon fuel, for example, and coal-water syrup shape thing for example.Oxygen-containing gas and carbon containing slurry form the reaction zone (not shown) in the combination of the preset distance place of the outlet opening 310 that exceeds the fuel injector nozzle 210 that is close to nozzle exit end 308, and the fuel stream that has wherein just formed is lighted voluntarily.Lighting voluntarily in the dispersion or the atomizing of the fuel stream of the combination fuel stream by combination when jet expansion hole 310 is left of fuel stream strengthened.This type of atomizing has promoted product reaction and the heating that gasification is required.As a result, the reaction zone of the port of export 308 of next-door neighbour's fuel injector nozzle 210 is characterised in that heat-flash, and temperature range is between about 2400 °F to 3000 °F.In order sufficiently to promote to flow to form the distance away from jet expansion hole 310 for reaction zone, stream is to move through pipeline 302,304 and 306 than higher speed.Logistics of coal slurry shape and Oxygen Flow may cause vibration in the pipeline 302 at this type of of operating condition than higher speed.This type of vibration is tending towards causing the fatigue failure of the various members of fuel injector 208.In order to help reducing the vibration of pipeline 302, a plurality of support components 312 are connected on the radially-outer surface of pipeline 302.Extend to the inner radial surface 316 of pipeline 304 in the annular space of support component 312 between outer surface 314 and inner surface 316 radially outwardly from outer surface 314.
Comprise a plurality of support components 312 one group of support component 312 can along the single position of the length of pipeline 302 around outer surface 314 circumferentially spaceds.In other embodiments, organize support component 312 can be circumferentially spaced around outer surface 314 more, axially separates along the length of pipeline 302.The group of support component 312 or support component 302 can equidistantly be located along the length of pipeline 302, or can be confirmed as helping reducing the vibration mode of pipeline 302 and/or pipeline 304 or the position of amplitude separates.
Fig. 4 is the sectional view of giving material ejector 208 along view 4-4 (shown in Figure 3) intercepting.In this exemplary embodiment, comprise for material ejector 208 and be depicted as the pipeline 302,304 and 306 of alignment with one heart.A plurality of support components 312 are shown in the pipeline 304 extend to inner surface 316 from outer surface 314.In this exemplary embodiment, support component 312 for example is connected on the outer surface 314 by welding and frictionally engages with inner surface 316 and makes pipeline 302 be securely held in the pipeline 304.Be connected the difference of allowing between pipeline 302 and the pipeline 304 by this type of of support component 312 between pipeline 302 and the pipeline 304 and expand, increase the hardness of pipeline 302 and pipeline 304 simultaneously.In addition, can be positioned on pipeline 302 and pipeline 304 inside, the outside or between other pipeline (not shown) that aligns with one heart can connect from this type of and be benefited.In various embodiments, the support component that size suitably is set also can be installed in pipeline 306 between the inner surface 404 of the outer surface 402 of pipeline 304 and pipeline 306.Similarly, any amount of pipeline of alignment with one heart can utilize the support component as shown in literary composition, to help reducing the vibratory response to the stream in the circular passage between the adjacent channel.In this exemplary embodiment, four support components 312 comprise one group of 408 support component that relative to each other axially is adjacent to locate and center on pipeline 302 circumferentially spaceds.In various other embodiment, the support component of other quantity can be used for organizing in 408, such as but not limited to three (by being shown in dotted line in the pipeline 304).
Fig. 5 A, 5B, 5C and 5D are the side elevation view of giving material ejector 208 (shown in Figure 3) according to various embodiments of the present invention.In the exemplary embodiment, support component 312 is shown in the stream of the fluid by pipeline 304 and is positioned between pipeline 302 and the pipeline 304.Support component 502 comprises aerofoil profile part tee section.Support component 504 comprises approximate circular cross-section, and support component 506 comprises teardrop-shaped in cross-section.Support component 508 comprises the angular cross section that has with pointed profile of entering fluid stream.Can determine this cross sectional shape based on the material (comprise the procedure parameter relevant, include but not limited to flow velocity, pressure, temperature, viscosity and density) of the pipeline 304 of flowing through with material.
As used herein, " fluid " is meant flowable any composition, such as but not limited to semisolid, pastel, solution, aqueous mixtures, gelinite, lotion, paste, dispersant, emulsion, foam, suspension, microemulsion and other this based composition.
The method and system of above-mentioned injection feed is a cost economy and very reliable.Method and system helps using from a plurality of feed flow operation gasifier systems of the extremely common reaction zone of independent source of supply with cost economy and reliable mode.
Though described the present invention with regard to various specific embodiments, it will be understood by those skilled in the art that and in the spirit and scope of claim, to implement the present invention with remodeling.
Claims (20)
1. gasifier system comprises:
First cylindrical pipe roughly, described first pipeline comprises radially-outer surface, inner radial surface and the thickness of the material that extends between described outer surface and described inner surface, described first pipeline also comprises feed end, discharge end and the length of extending between described feed end and described discharge end;
Second pipeline that in described first pipeline and with described first pipeline, roughly aligns with one heart at least in part, described second pipeline comprises radially-outer surface, inner radial surface and the thickness of the material that extends between described outer surface and described inner surface, described second pipeline also comprises feed end, discharge end and the length of extending between described feed end and described discharge end, the discharge end of described second pipeline is connected on the discharge end of described first pipeline; And
At least one support component that between the described inner radial surface of the described radially-outer surface of described second pipeline and described first pipeline, extends, described support component is along the length of described second pipeline location, makes to help reducing described first pipeline and described second ducted at least one vibratory response to flowing by described first pipeline and described second ducted at least one the fluid.
2. system according to claim 1, it is characterized in that, described at least one support component comprises length, width and thickness, and greater than described thickness, align with the length of described second pipeline by the described length of described support component greater than described width and described width for wherein said length.
3. system according to claim 1, wherein, described support component comprises first sectional area and second sectional area at least, and wherein said first sectional area is less than described second sectional area, and described support component alignment makes described first sectional area towards the fluid stream by described first pipeline.
4. system according to claim 1 is characterized in that, described system also is included in the one group of circumferentially spaced a plurality of support component of described outer surface that center on described second pipeline along the single axial positions of the length of described second pipeline.
5. system according to claim 1 is characterized in that, described system also comprises the circumferentially spaced many groups support component of described outer surface around described second pipeline, and described many group support components separate along the length of described second pipeline.
6. assemble the method that gasifier is given material ejector for one kind, comprising:
The first feed pipeline with first external diameter is provided, and described first pipeline comprises feed end, discharge end and the length of extending between described feed end and described discharge end;
The second feed pipeline with first internal diameter is provided, and described second pipeline comprises feed end, discharge end and the length of extending between described feed end and described discharge end;
Support component is connected on the outer surface of described first pipeline in position along the length of described first pipeline, described position is determined to be and helps reducing described first pipeline to by described first pipeline and described second ducted at least one the vibratory response of fluid stream, and described support component is sized to extend to described second side opposite from the outer surface of described first pipeline; And
Described first pipeline is inserted described second pipeline makes described first pipeline and described second pipeline roughly align with one heart.
7. method according to claim 6, it is characterized in that, described support component comprises length, width and thickness, described length, and wherein is connected to support component and comprises on the outer surface of described first pipeline length of described support component is alignd with the length of described first pipeline greater than described thickness greater than described width and described width.
8. method according to claim 6, it is characterized in that, described support component comprises length, width and thickness, described length, and wherein is connected to support component and comprises on the outer surface of described first pipeline length of described support component is alignd with the outer surface normal direction ground of described first pipeline greater than described thickness greater than described width and described width.
9. method according to claim 6 is characterized in that, support component is connected to comprise the profile that described support component is configured as the laminar flow that helps the fluid stream by described second pipeline on the outer surface of described first pipeline.
10. method according to claim 6 is characterized in that, support component is connected to comprise the profile that described support component is configured as the turbulent flow that helps the fluid stream by described second pipeline on the outer surface of described first pipeline.
11. method according to claim 6, it is characterized in that, described first pipeline is inserted described second pipeline comprise that the far-end with described support component is sliding engaged on described first internal diameter, make when fluid at described first pipeline and described second ducted when flowing at least one, described support component maintenance wedge is between described first pipeline and described second pipeline.
12. method according to claim 6 is characterized in that, described method also comprises defining to be beneficial to and reduces described first pipeline and described second ducted at least one the position of described support component of vibration.
13. method according to claim 6 is characterized in that, described method also comprises the position that defines the described support component that is beneficial to the minimum intrinsic frequency that increases described first pipeline.
14. method according to claim 6 is characterized in that, described method also comprises position and the profile that defines the described support component that is beneficial to the scrambling that reduces the stream by described second pipeline.
15. method according to claim 6 is characterized in that, defines to be beneficial to the position that the minimum intrinsic frequency of described first pipeline is increased to the described support component of 107Hz from about 27Hz.
16. a gasification system comprises:
Be used for the partly pressure vessel of oxygenated fuel;
Be configured to inject fuel into the material ejector of giving in the described pressure vessel;
Wherein, describedly also comprise to material ejector:
First substantial cylindrical, first pipeline, described first pipeline comprises radially-outer surface, inner radial surface and the thickness of the material that extends between described outer surface and described inner surface, described first pipeline also comprises feed end, discharge end and the length of extending between described feed end and described discharge end;
Second pipeline that is positioned at least in part in described first pipeline and roughly aligns with one heart with described first pipeline, described second pipeline comprises radially-outer surface, inner radial surface and the thickness of the material that extends between described outer surface and described inner surface, described second pipeline also comprises feed end, discharge end and the length of extending between described feed end and described discharge end, the described second discharge of pipes end is connected on the described first discharge of pipes end; And
At least one support component that between the described inner radial surface of the described radially-outer surface of described second pipeline and described first pipeline, extends, described support component is along the length of described second pipeline location, to help reducing the vibratory response of described second pipeline to flowing by described first pipeline and described second ducted at least one the fluid.
17. system according to claim 16, it is characterized in that, described at least one support component comprises length, width and thickness, and greater than described thickness, align with the length of described first pipeline by the described length of described support component greater than described width and described width for wherein said length.
18. system according to claim 16, wherein, described support component comprises first sectional area and second sectional area at least, and wherein said first sectional area is less than described second sectional area, and described support component alignment makes described first sectional area towards the fluid stream by described first pipeline.
19. system according to claim 16 is characterized in that, described system also is included in the one group of circumferentially spaced a plurality of support component of described outer surface that center on described second pipeline along the single position of the length of described second pipeline.
20. system according to claim 16 is characterized in that, described system also comprises the circumferentially spaced many groups support component of described outer surface around described second pipeline, and described many group support components separate along the length of described second pipeline.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/112145 | 2008-04-30 | ||
| US12/112,145 US20090272034A1 (en) | 2008-04-30 | 2008-04-30 | Methods and systems for reducing piping vibration |
| PCT/US2009/038528 WO2009134562A2 (en) | 2008-04-30 | 2009-03-27 | Methods and systems for reducing piping vibration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102149972A true CN102149972A (en) | 2011-08-10 |
Family
ID=41255658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200980125921.8A Pending CN102149972A (en) | 2008-04-30 | 2009-03-27 | Methods and systems for reducing piping vibration |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US20090272034A1 (en) |
| CN (1) | CN102149972A (en) |
| WO (1) | WO2009134562A2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104747808A (en) * | 2015-03-27 | 2015-07-01 | 华电重工股份有限公司 | Method for improving vibration of recirculating pipeline system |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8739549B2 (en) * | 2010-04-06 | 2014-06-03 | General Electric Company | Systems and methods for feedstock injection |
| US9488371B2 (en) * | 2011-08-10 | 2016-11-08 | General Electric Company | System for gasification fuel injection |
| CN103511786A (en) * | 2013-03-29 | 2014-01-15 | 洛阳洛北重工机械有限公司 | Method for improving outlet pipeline of compressor |
| JP6454628B2 (en) * | 2015-10-21 | 2019-01-16 | 株式会社神戸製鋼所 | Intermediate medium gas vaporizer |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2485656A (en) * | 1944-03-25 | 1949-10-25 | Franz J M Raskin | Hydroxylating fuel burner |
| US2777813A (en) * | 1951-05-25 | 1957-01-15 | Koppers Co Inc | Apparatus for the performance of endothermic reactions between solid and gaseous media |
| US4328008A (en) * | 1979-05-30 | 1982-05-04 | Texaco Development Corporation | Method for the production of cleaned and cooled synthesis gas |
| US4247302A (en) * | 1979-07-13 | 1981-01-27 | Texaco Inc. | Process for gasification and production of by-product superheated steam |
| US4353712A (en) * | 1980-07-14 | 1982-10-12 | Texaco Inc. | Start-up method for partial oxidation process |
| US5158162A (en) * | 1989-09-15 | 1992-10-27 | Westinghouse Electric Corp. | Tube vibration dampener and stiffener apparatus and method |
| AT400181B (en) * | 1990-10-15 | 1995-10-25 | Voest Alpine Ind Anlagen | BURNERS FOR THE COMBUSTION OF FINE-GRAIN TO DUST-SHAPED, SOLID FUELS |
| US5607487A (en) * | 1993-03-17 | 1997-03-04 | Taylor; Leland T. | Bottom feed - updraft gasification system |
| US6755355B2 (en) * | 2002-04-18 | 2004-06-29 | Eastman Chemical Company | Coal gasification feed injector shield with integral corrosion barrier |
| CN2756637Y (en) * | 2004-12-10 | 2006-02-08 | 华东理工大学 | Preparing synthetic gas burning nozzle by coal powder partial oxidation |
| US7416404B2 (en) * | 2005-04-18 | 2008-08-26 | General Electric Company | Feed injector for gasification and related method |
| TW200736551A (en) * | 2006-03-17 | 2007-10-01 | Nongas Petrochemical Inc | A gasifying device for the low-pressure liquid fuel |
-
2008
- 2008-04-30 US US12/112,145 patent/US20090272034A1/en not_active Abandoned
-
2009
- 2009-03-27 CN CN200980125921.8A patent/CN102149972A/en active Pending
- 2009-03-27 WO PCT/US2009/038528 patent/WO2009134562A2/en active Application Filing
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104747808A (en) * | 2015-03-27 | 2015-07-01 | 华电重工股份有限公司 | Method for improving vibration of recirculating pipeline system |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2009134562A3 (en) | 2011-06-16 |
| US20090272034A1 (en) | 2009-11-05 |
| WO2009134562A2 (en) | 2009-11-05 |
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Application publication date: 20110810 |