CN106931429A - A kind of gasification, and combustion all-in-one oven - Google Patents

A kind of gasification, and combustion all-in-one oven Download PDF

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Publication number
CN106931429A
CN106931429A CN201710142180.0A CN201710142180A CN106931429A CN 106931429 A CN106931429 A CN 106931429A CN 201710142180 A CN201710142180 A CN 201710142180A CN 106931429 A CN106931429 A CN 106931429A
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CN
China
Prior art keywords
gasification
heater
combustion
divider
air distribution
Prior art date
Application number
CN201710142180.0A
Other languages
Chinese (zh)
Inventor
董磊
董玉平
徐鹏举
刘兆远
陈勇
Original Assignee
山东百川同创能源有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 山东百川同创能源有限公司 filed Critical 山东百川同创能源有限公司
Priority to CN201710142180.0A priority Critical patent/CN106931429A/en
Publication of CN106931429A publication Critical patent/CN106931429A/en

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23BMETHODS OR APPARATUS FOR COMBUSTION USING ONLY SOLID FUEL
    • F23B90/00Combustion methods not related to a particular type of apparatus
    • F23B90/04Combustion methods not related to a particular type of apparatus including secondary combustion
    • F23B90/06Combustion methods not related to a particular type of apparatus including secondary combustion the primary combustion being a gasification or pyrolysis in a reductive atmosphere
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23JREMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J1/00Removing ash, clinker, or slag from combustion chambers
    • F23J1/06Mechanically-operated devices, e.g. clinker pushers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23JREMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J15/00Arrangements of devices for treating smoke or fumes
    • F23J15/02Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23LSUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
    • F23L7/00Supplying non-combustible liquids or gases, other than air, to the fire, e.g. oxygen, steam

Abstract

The invention discloses a kind of gasification, and combustion all-in-one oven, solve the problems, such as that biomass combustion efficiency is low in the prior art, be with the thermal efficiency high, compact conformation, effect with low cost, its technical scheme is effectively utilized:Including body of heater, feed arrangement, dust separating device, gasification blowing system, ash handling equipment and burning blowing system, described body of heater top is provided with feed arrangement, and described body of heater side is provided with dust separating device;Described body of heater is divided into multiple vaporizers being sequentially distributed and combustion chamber by divider wall, and raw material enters body of heater, first passes through vaporizer and be converted into gasification burning by feed arrangement, and entering back into combustion chamber carries out fractional combustion;The bottom of described vaporizer is equipped with gasification air distribution outlet, and the ash handling equipment under drive of the solid material with gasification air distribution with gasification burning by bottom of furnace body is discharged.

Description

A kind of gasification, and combustion all-in-one oven

Technical field

The present invention relates to a kind of combustion furnace, more particularly to a kind of gasification, and combustion all-in-one oven.

Background technology

With severe situations such as a large amount of environmental pollutions brought using fossil fuel and ecological disruptions, country is positive to be forced to ban Coal combustion boiler is dissipated, increasing biomass energy needs development and utilization.

At present, common abandoned biomass energy resource Land use systems mainly have gasification and burn.Biomass gasifying furnace Mainly there are fixed bed and fluid bed two types, wherein, fixed-bed gasification furnace is easy, cheap because of its simple structure, manufacture The advantages of be widely used, but the presence of inevitable tar has many adverse effects to fixed bed gasification in gasification product; Carbon left is higher in the lime-ash that biomass fluidized bed gasification furnace is produced, it is impossible to make full use of the energy in raw material, and fluid bed system System investment construction is with high costs.Biomass direct-fired mode mainly has cooking stove to burn and boiler combustion, and cooking stove burning is generally used for house Front yard stove, efficiency of combustion is low;Boiler combustion efficiency is higher, is capable of achieving industrialized production, but invests also relatively large, and not In the case that high-efficient cloth-bag dust precipitator is installed, also atmosphere pollution can be caused to have a strong impact on.

In sum, effective solution is still lacked for the problem of the effective treatment of biomass in the prior art.

The content of the invention

In order to overcome the deficiencies in the prior art, the invention provides a kind of gasification, and combustion all-in-one oven, fully fired with fuel Burn and improve system thermal efficiency, economical and energy saving, compact conformation, effect with low cost.

To achieve these goals, the present invention uses following technical proposals:

A kind of gasification, and combustion all-in-one oven, including body of heater, feed arrangement, dust separating device, gasification blowing system, ash disposal dress Put and burn blowing system, described body of heater top is provided with feed arrangement, and described body of heater side is provided with dust separating device;Institute The body of heater stated is divided into multiple vaporizers being sequentially distributed and combustion chamber by divider wall, and raw material enters body of heater by feed arrangement, first Gasification burning is converted into by vaporizer, entering back into combustion chamber carries out fractional combustion;The bottom of described vaporizer is equipped with gas Change air distribution outlet, the ash handling equipment under drive of the solid material with gasification air distribution with gasification burning by bottom of furnace body is discharged.

Further, described combustion chamber is provided with flue gas spoiler.

Further, the divider wall is made up of horizontal divider wall with first, second, and third vertical divider wall;The water Forward and backward and right side three face wall body vertical of the flat divider wall with body of heater and seamless connection;Described first, second, and third is vertical Divider wall interval setting.

Further, the described first vertical divider wall is vertical and seamless with the forward and backward wall and horizontal divider wall of body of heater Connection;The forward and backward wall body vertical of the second vertical divider wall and body of heater and left between seamless connection, with horizontal divider wall Gap;The 3rd vertical divider wall is vertical with the forward and backward wall and horizontal divider wall of body of heater and seamless connection;Described First, second and the 3rd has gap and gap to be sequentially reduced between vertical divider wall and body of heater bottom surface;Body of heater bottom surface inwall Left low right gradient high can be provided with, in order to make lime-ash downstream ash discharging hole flowing smooth.

Further, described feed arrangement includes hopper, hopper auger and feed pipe, one end of described hopper auger Charging motor is provided with, the other end of described hopper auger is connected with feed pipe, and described feed pipe is connected with vaporizer, described The top of hopper auger be provided with hopper.

Further, the dust separating device includes flue, dust separator, particulate matter return duct and exhaust opening, institute The one end for the flue stated is connected with body of heater, and the described other end of flue is connected with one end of dust separator;Described flue dust The bottom of separator is connected with one end of particulate matter return duct, and the other end of described particulate matter return duct is connected with vaporizer; Described exhaust opening is located at the top of dust separator.

Further, described gasification blowing system includes being installed on multiple gasification air distribution devices of bottom of furnace body, described Gasification air distribution device air outlet correspond to each vaporizer space underface.

Further, the burning blowing system includes multiple on the forward and backward and left side and upside wall of combustion chamber Burning air distribution device, described burning air distribution device is to match somebody with somebody along the one or multi-channel burning that body of heater vertical and horizontal are respectively provided with Air port.

Further, the ash handling equipment includes Ash water auger, scum pipe and ash disposal motor, described Ash water One end of auger connect with gasification air distribution device, the other end and ash disposal motor connection of described Ash water auger, described The bottom of Ash water auger connects with scum pipe.

Further, temperature sensor and pressure sensor are equipped with described vaporizer and combustion chamber, it is possible to achieve Operating condition in monitoring stove.

Further, described body of heater is poured by corundum steel fibre wear-resistant castable and formed;Described body of heater outer surface It is provided with multi-layer heat preserving layer.

Compared with prior art, the beneficial effects of the invention are as follows:

1st, the present invention integrates pyrolytic gasification and burns, and body of heater is separated into multiple vaporizers and burning by divider wall Room, makes structure more rationally compact, reduces floor space and equipment whole height, reduces manufacturing cost;

2nd, the present invention is integrated with burning by the gasification of biomass, greatly reduces the phosphorus content in residue, improves combustion The trans-utilization rate of material, effectively using the thermal efficiency up to more than 95%, realizes economical and energy saving, compact conformation, the thermal efficiency high etc. Purpose, is particularly suited for the energy and minimizing joint disposal of biomass class solid waste/dangerous waste material.

Brief description of the drawings

The Figure of description for constituting the part of the application is used for providing further understanding of the present application, and the application's shows Meaning property embodiment and its illustrated for explaining the application, does not constitute the improper restriction to the application.

Fig. 1 is structural representation of the invention;

Wherein, 1, body of heater, 11, flue spoiler, 12, horizontal divider wall, the 13, first vertical divider wall, 14, second is vertical Divider wall, the 15, the 3rd vertical divider wall, 2, feed arrangement, 21, charging motor, 22, hopper, 23, conveyer device&apos, 24, charging Pipe, 3, dust separating device, 31, flue, 32, dust separator, 33, particulate matter return duct, 34, exhaust opening, 4, gasification air distribution System, 41~44, gasification air distribution device, 5, ash handling equipment, 51, Ash water auger, 52, scum pipe, 53, ash disposal motor, 6, Burning blowing system, 61~66, burning air distribution device.

Specific embodiment

It is noted that described further below is all exemplary, it is intended to provide further instruction to the application.Unless another Indicate, all technologies used herein and scientific terminology are with usual with the application person of an ordinary skill in the technical field The identical meanings of understanding.

It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative Be also intended to include plural form, additionally, it should be understood that, when in this manual use term "comprising" and/or " bag Include " when, it indicates existing characteristics, step, operation, device, component and/or combinations thereof.

As background technology is introduced, prior art has that biomass combustion efficiency is low, in order to solve as above Technical problem, present applicant proposes a kind of gasification, and combustion all-in-one oven.

In a kind of typical implementation method of the application, as shown in Figure 1, there is provided a kind of gasification, and combustion all-in-one oven, including Body of heater 1, feed arrangement 2, dust separating device 3, gasification blowing system 4, ash handling equipment 5 and burning blowing system 6, described stove The top of body 1 is provided with feed arrangement 2, and the side of described body of heater 1 is provided with dust separating device 3;Described body of heater 1 is by divider wall It is divided into multiple vaporizers being sequentially distributed and combustion chamber, raw material is input into gasification body of heater by feed arrangement 2, successively by multistage gas Change reaction substep and be converted into gasification burning, subsequently entering gas-phase combustion room carries out fractional combustion;The bottom of described vaporizer is equal Gasification air distribution outlet is provided with, by the row of ash handling equipment 5 of bottom of furnace body under drive of the solid material with gasification air distribution with gasification burning Go out.

The inside of above-mentioned body of heater 1 is provided with flue gas spoiler 11, to promote gas uniformly to mix, promotes flammable group in flue gas The abundant burning for dividing.

Above-mentioned divider wall is erected by horizontal divider wall 12 with the first vertical divider wall 13, the second vertical divider wall 14 and the 3rd Straight divider wall 15 is constituted;Forward and backward and right side three face wall body vertical of the described horizontal divider wall 12 with body of heater 1 and seamless company Connect;Described the first vertical divider wall 13, the second vertical divider wall 14 and the 3rd vertical divider wall 15 interval setting successively, it is described The first vertical divider wall 13, the second vertical divider wall 14 and the 3rd vertical divider wall 15 by under the horizontal divider wall 12 of furnace interior Portion space is longitudinally divided into four chambers, and the 3rd vertical divider wall 15 is connected with the right-hand member of horizontal divider wall 12.

Above-mentioned first vertical divider wall 13 is vertical with the forward and backward wall and horizontal divider wall 12 of body of heater 1 and seamless connection; The forward and backward wall body vertical of the second vertical divider wall 14 and body of heater 1 and left between seamless connection, with horizontal divider wall 12 Gap;The 3rd vertical divider wall 15 is vertical with the forward and backward wall and horizontal divider wall 12 of body of heater 1 and seamless connection;Institute Between stating the first vertical divider wall 13, having between the second vertical divider wall 14 and the 3rd vertical divider wall 15 and the bottom surface of body of heater 1 Gap, and gap is sequentially reduced, i.e., the first vertical divider wall 13 is more than the second vertical divider wall 14 and stove with the spacing of the bottom surface of body of heater 1 The spacing of the bottom surface of body 1, the second vertical divider wall 14 is more than the 3rd vertical divider wall 15 and the bottom of body of heater 1 with the spacing of the bottom surface of body of heater 1 The spacing in face.

Left low right gradient high can be provided with the bottom interior surface of above-mentioned body of heater 1, in order to make lime-ash downstream arrange Grey mouth flowing is smooth.

Above-mentioned feed arrangement 2 includes hopper 22, hopper auger 23 and feed pipe 24, one end of described hopper auger 23 Charging motor 21 is provided with, the other end of described hopper auger 23 is connected with feed pipe 24, described feed pipe 24 and vaporizer Connection, the top of described hopper auger 23 is provided with hopper 22.

Above-mentioned dust separating device 3 includes flue 31, dust separator 32, particulate matter return duct and 33 exhaust openings 34, institute The one end for the flue 31 stated is connected with body of heater 1, and the other end of described flue 31 is connected with dust separator 32;Described flue dust The bottom of separator 32 connects with one end of particulate matter return duct 33, the other end and vaporizer of described particulate matter return duct 33 Connection;Described exhaust opening 34 can be added located at the top of dust separator 32, the high-temperature flue gas arranged by residual neat recovering system To utilize.

Above-mentioned dust separator 32 can be expansion chamber, cyclone separator or other dust separating devices.

Above-mentioned gasification blowing system 4 includes being installed on four gasification air distribution device 41-44 of bottom of furnace body, described gas The air outlet for changing air distribution device 41-44 corresponds to the underface in each vaporizer space.

Above-mentioned gasification air distribution device 41-44 includes air compartment, blast cap and air distribution plate.

Above-mentioned burning blowing system 6 includes that multiple burnings on the forward and backward and left side and upside wall of combustion chamber are matched somebody with somebody Wind apparatus, and the installation in a certain angle between wall;Described burning air distribution device is along body of heater height longitudinal direction and air flue horizontal The one or multi-channel air distribution outlet that horizontal direction is respectively provided with, the cleaning burning and combustion gas for completing gasification burning carries solid particulate matter The abundant after-flame of middle organic matter.

On the left side wall of body of heater 1, described burning is matched somebody with somebody for above-mentioned burning air distribution device 61 and burning air distribution device 63 Wind apparatus 62 and burning air distribution device 65 are located on the front side wall of body of heater 1, described burning air distribution device 64 and burning air distribution dress 66 are put to be located on the rear wall of body of heater 1.

Above-mentioned ash handling equipment 5 includes Ash water auger 51, scum pipe 52 and ash disposal motor 53, and described Ash water is twisted One end of dragon 51 connects with gasification air distribution device 44, and the other end of described Ash water auger 51 is connected with ash disposal motor 53, The bottom of described Ash water auger 51 connects with scum pipe 52;Solid material is by charging aperture with gasification air distribution and gasification burning Drive under shift to the slag-drip opening of scum pipe 52, residue is discharged by ash handling equipment 5.

Temperature sensor, pressure sensor and flow monitoring system are equipped with above-mentioned vaporizer and combustion chamber, can be with Realize operating condition in monitoring stove.

Above-mentioned body of heater 1 is poured by corundum steel fibre wear-resistant castable and formed;The outer surface of described body of heater 1 is provided with bag Include the plastic concrete of middle light thermal-insulation and alumina silicate gets rid of the multi-layer heat preservings such as silk rug layer.

Operation principle of the invention is:

Biomass material first by feed arrangement 2 be input into gasification body of heater, solid material by feed pipe 24 charging aperture with The slag-drip opening of scum pipe 52 is shifted under the drive of gasification air distribution and gasification burning, is successively converted into by multistage gasification reaction substep Gasification burning.Subsequently entering combustion chamber carries out classification cleaning burning, and particulate matter separates defeated time vaporizer through dust separator 32, greatly Follow-up flue gas disposal difficulty and operating cost are reduced greatly, and final residue is discharged by ash handling equipment 5.

The present invention integrates pyrolytic gasification and burns, and makes structure more rationally compact, reduces floor space and equipment Whole height, reduces manufacturing cost, and integrated with burning by the gasification of biomass, greatly reduces carbon containing in residue Amount, improves the trans-utilization rate of fuel, realizes the purposes such as economical and energy saving, compact conformation, the thermal efficiency is high, is particularly suited for biology The energy of matter class solid waste/dangerous waste material and minimizing joint disposal.

In the another embodiment of the application, described divider wall includes horizontal divider wall 12 and multiple isolation vertically Wall, is not limited only to three described in above-described embodiment, sets according to specific needs;Described gasification blowing system 4 includes peace Multiple gasification air distribution devices loaded on bottom of furnace body, are not limited only to four described in above-described embodiment.

In another implementation method of the application, when the burning work of blowing system 6 is stopped, gasification provided by the present invention Burning all-in-one oven can also be used separately as gasification furnace, and exhaust opening 34 is vented body for gasification burning.

The preferred embodiment of the application is the foregoing is only, the application is not limited to, for the skill of this area For art personnel, the application can have various modifications and variations.It is all within spirit herein and principle, made any repair Change, equivalent, improvement etc., should be included within the protection domain of the application.

Claims (10)

1. a kind of gasification, and combustion all-in-one oven, it is characterised in that including body of heater, feed arrangement, dust separating device, gasification air distribution system System, ash handling equipment and burning blowing system, described body of heater top are provided with feed arrangement, and described body of heater side is provided with flue dust point From device;Described body of heater is divided into multiple vaporizers being sequentially distributed and combustion chamber by divider wall, and raw material is entered by feed arrangement Enter body of heater, first pass through vaporizer and be converted into gasification burning, entering back into combustion chamber carries out fractional combustion;The bottom of described vaporizer Gasification air distribution outlet is equipped with, the ash handling equipment under drive of the solid material with gasification air distribution with gasification burning by bottom of furnace body is arranged Go out.
2. a kind of gasification, and combustion all-in-one oven according to claim 1, it is characterised in that the divider wall is by horizontal divider wall Constituted with first, second, and third vertical divider wall;The face wall body vertical of forward and backward and right side three of the horizontal divider wall and body of heater And seamless connection;First, second, and third described vertical divider wall interval setting.
3. a kind of gasification, and combustion all-in-one oven according to claim 2, it is characterised in that the first vertical divider wall and stove The forward and backward wall and horizontal divider wall of body be vertical and seamless connection;The forward and backward wall of the second vertical divider wall and body of heater Vertical and seamless connection, gap is left between horizontal divider wall;The forward and backward wall of the 3rd vertical divider wall and body of heater And horizontal divider wall is vertical and seamless connection;Have between the first, second, and third vertical divider wall and body of heater bottom surface Gap and gap is sequentially reduced.
4. a kind of gasification, and combustion all-in-one oven according to claim 1, it is characterised in that described feed arrangement includes material Bucket, hopper auger and feed pipe, one end of described hopper auger are provided with charging motor, the other end of described hopper auger with Feed pipe is connected, and described feed pipe is connected with vaporizer, and the top of described hopper auger is provided with hopper.
5. a kind of gasification, and combustion all-in-one oven according to claim 1, it is characterised in that the dust separating device includes cigarette Road, dust separator, particulate matter return duct and exhaust opening, one end of described flue connect with body of heater, described flue it is another One end connects with one end of dust separator;The bottom of described dust separator connects with one end of particulate matter return duct, institute The other end of the particulate matter return duct stated is connected with vaporizer;Described exhaust opening is located at the top of dust separator.
6. a kind of gasification, and combustion all-in-one oven according to claim 1, it is characterised in that described gasification blowing system includes Multiple gasification air distribution devices of bottom of furnace body are installed on, the air outlet of described gasification air distribution device corresponds to each vaporizer sky Between underface.
7. a kind of gasification, and combustion all-in-one oven according to claim 1, it is characterised in that the burning blowing system includes many Burning air distribution device on individual forward and backward and left side and upside wall located at combustion chamber, described burning air distribution device is along stove The one or multi-channel burning air distribution outlet that body vertical and horizontal are respectively provided with.
8. a kind of gasification, and combustion all-in-one oven according to claim 1, it is characterised in that the ash handling equipment includes that lime-ash is defeated One end of auger, scum pipe and ash disposal motor, described Ash water auger is sent to be connected with gasification air distribution device, described lime-ash The other end of conveying auger and ash disposal motor connection, the bottom of described Ash water auger connects with scum pipe.
9. a kind of gasification, and combustion all-in-one oven according to claim 1, it is characterised in that in described vaporizer and combustion chamber It is equipped with temperature sensor and pressure sensor.
10. a kind of gasification, and combustion all-in-one oven according to claim 1, it is characterised in that described body of heater is by corundum steel Fibre abrasion castable is poured and formed;Described body of heater outer surface is provided with multi-layer heat preserving layer.
CN201710142180.0A 2017-03-10 2017-03-10 A kind of gasification, and combustion all-in-one oven CN106931429A (en)

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CN201710142180.0A CN106931429A (en) 2017-03-10 2017-03-10 A kind of gasification, and combustion all-in-one oven

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203375478U (en) * 2013-08-02 2014-01-01 河北秋阳秸秆开发有限公司 Integrated gasification furnace
CN204084403U (en) * 2014-09-04 2015-01-07 山东福源节能服务有限公司 High-temp. vortex separate type three-waste mixed fired boiler
CN104896728A (en) * 2015-01-16 2015-09-09 陈喜春 A reverse and forward combustion boiler capable of using biomass fuels
CN205556582U (en) * 2015-12-26 2016-09-07 河南金土地煤气工程有限公司 Living beings fluidized bed gasifica tion stove
CN106352343A (en) * 2016-09-21 2017-01-25 光大环境科技(中国)有限公司 Gasifying incinerator applicable to household garbage with high heat value

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203375478U (en) * 2013-08-02 2014-01-01 河北秋阳秸秆开发有限公司 Integrated gasification furnace
CN204084403U (en) * 2014-09-04 2015-01-07 山东福源节能服务有限公司 High-temp. vortex separate type three-waste mixed fired boiler
CN104896728A (en) * 2015-01-16 2015-09-09 陈喜春 A reverse and forward combustion boiler capable of using biomass fuels
CN205556582U (en) * 2015-12-26 2016-09-07 河南金土地煤气工程有限公司 Living beings fluidized bed gasifica tion stove
CN106352343A (en) * 2016-09-21 2017-01-25 光大环境科技(中国)有限公司 Gasifying incinerator applicable to household garbage with high heat value

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