CN103525469A - Chilling ring of gasification furnace - Google Patents
Chilling ring of gasification furnace Download PDFInfo
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- CN103525469A CN103525469A CN201210225512.9A CN201210225512A CN103525469A CN 103525469 A CN103525469 A CN 103525469A CN 201210225512 A CN201210225512 A CN 201210225512A CN 103525469 A CN103525469 A CN 103525469A
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- ring
- water cavity
- chilling
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- gasifying furnace
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Abstract
The invention discloses a chilling ring of a gasification furnace. The chilling ring comprises an outer lip ring, an inner lip ring, a nozzle ring, an inner ring of a water cavity, an outer ring of the water cavity, a bottom plate of the water cavity, a chilling water conveying pipe and a descending pipe, wherein the parts are connected by welding; the outer lip ring and the inner lip ring form a chilling water distribution chamber, the nozzle ring, the inner ring of the water cavity, the outer ring of the water cavity and the bottom plate of the water cavity form the water cavity, and the chilling water conveying pipe is communicated with the water cavity and the chilling water distribution chamber; a chilling water circular gap is formed between the outer lip ring and the descending pipe; preferably, the circular outer lip ring is a three-piece type, and is thickened in a jet direction of the nozzle ring. According to the chilling ring of the gasification furnace provided by the invention, the outer lip ring is in the three-piece type which replaces an integral circular structure, and the inner lip ring, the nozzle ring, the outer ring of the water cavity and the inner ring of the water cavity are changed to independent pieces; parts of assemblies can be directly changed in the furnace in the using process, vulnerable assemblies can be independently changed, and assemblies which are not easy to wear can be repeatedly used, so that the chilling ring is long in service life and convenient and economical to maintain.
Description
Technical field
The invention belongs to coal water slurry gasification technical field, be specifically related to a kind of coal slurry gasifier chilling ring.
Background technology
Vapourizing furnace is the nucleus equipment of coal water slurry gasification technology; and chilling ring is the core component of vapourizing furnace; in equipment running process in the severe environment in the circulation Heisui River of the slag of chilling ring in the high-temperature technology gas of 1250～1350 ° and molten state and 230～250 °; its objective is the moisture film that forms Rotating with Uniform at downtake internal surface; the slag of high-temperature synthesis gas and molten state is carried out to Quench, and protection downtake is not damaged.Larger at the normal chilling ring outer lip ring internal-external temperature difference in service of vapourizing furnace, constantly bearing larger thermal stresses, hot environment more complicated outside outer lip ring, and in chilled water, solid content is higher, erosive wear is serious, the hole that after operation for some time, outer lip ring surface produces many thermal cracks and washes away, impact forms uniform moisture film, easily makes downtake local superheating, distortion, the easy dross of downtake, stops up downtake and causes stopping when serious, affect the normal operation of device.And nozzle bore in use for some time, nozzle bore can wash away distortion, affects water (flow) direction, also can accelerate washing away of outer lip ring.Directly affect the normal operation cycle of vapourizing furnace the work-ing life of chilling ring.
In existing chilling ring structure, chilled water outer lip ring is that an annular is whole, and in nozzle ring and water cavity outer shroud, annular epipharynx ring and water cavity, ring is all to be processed by solid forging.When if chilling ring epipharynx ring damage comparison is serious, cannot be fast in internal repair, nozzle bore washes away whole chilling ring when serious and will scrap, and has had a strong impact on the steady running of vapourizing furnace, has also increased working cost.Therefore how to extend the work-ing life of chilling ring and fast the chilling ring damaging repaired, the stable and economical operation of device is become to particularly important.
Summary of the invention
The present invention aims to provide the chilling ring of gasifying furnace after a kind of improvement, can extend the work-ing life of chilling ring, and it is convenient to change and repair, and improves the utilization ratio of material, reduces maintenance cost.
For achieving the above object, the technical solution used in the present invention is:
A kind of chilling ring of gasifying furnace, it is characterized in that, described chilling ring of gasifying furnace comprises outer lip ring (1), epipharynx ring (2), nozzle ring (4), ring (5) and water cavity outer shroud (6) in water cavity, and water cavity base plate (7), chilled water transfer lime (9) and downtake (10), above-mentioned parts are by being welded to connect, wherein epipharynx ring (2) forms chilled water distributing chamber (3) with outer lip ring (1), ring (5) in water cavity, water cavity outer shroud (6), nozzle ring (4) and water cavity base plate (7) form water cavity (8), chilled water distributing chamber (3) is connected by the nozzle bore on nozzle ring (4) with water cavity (8), chilled water transfer lime (9) is connected with water cavity (8), in water cavity, ring (5) is fixedly connected with downtake (10), between outer lip ring (1) and downtake (10), form chilled water annular space.
In described chilling ring of gasifying furnace, outer lip ring and nozzle ring are by being welded to connect.The outer lip ring of annular is preferably three-chip type separate piece, more preferably at the jet direction place of nozzle ring material, thickeies.
In described chilling ring of gasifying furnace, epipharynx ring is domain separate piece, with nozzle ring by being welded to connect.
In described chilling ring of gasifying furnace, nozzle ring is domain separate piece, with water cavity outer shroud by being welded to connect.
Described nozzle ring is uniform-distribution with one group of nozzle bore in a circumferential direction, and the angle at circumferential direction nozzle bore axis and radius formation certain angle, has the elevation angle of 5 °～10 ° in jet direction upper spray nozzle hole.
Described chilling ring of gasifying furnace, water cavity outer shroud is domain separate piece, is uniform-distribution with in a circumferential direction one group of flushing port, and is furnished with plug, consistent with nozzle bore in the angle of circumferential direction flushing port, and corresponding one by one with nozzle bore; Flushing port is radially without the elevation angle.
In described chilling ring of gasifying furnace structure, ring is domain separate piece in water cavity, with nozzle ring by being welded to connect.
Described chilling ring of gasifying furnace, preferably water cavity base plate is uniformly distributed 4 chilled water transfer limes in a circumferential direction, and vertical with water cavity base plate.
The invention has the beneficial effects as follows: chilling ring of gasifying furnace of the present invention, outer lip ring adopts three-chip type separate piece to substitute annular one-piece construction, and thicken at the jet direction of nozzle bore, and change ring in epipharynx ring, nozzle ring, water cavity outer shroud and water cavity into separate piece, by welding process, connect to form chilling ring, rapid wear assembly can be changed separately, assembly welding is convenient, and on-the-spot change and easy to maintenance can extend chilling ring work-ing life, improve material use efficiency, save servicing time and expense.Advantage of the present invention specifically comprises:
1) chilling ring of existing structure is when outer lip ring damages, mostly whole chilling ring and downtake need be removed, at stove, change outer lip ring outward or change whole chilling ring, change and need 8 to 10 days, repair time is long, recondition expense is high, also usually because of nozzle bore, outer lip ring, washes away seriously, and whole chilling ring is scrapped.Because the present invention is divided into 3 parts according to certain angle in a circumferential direction by the outer lip ring of chilling ring, can in vapourizing furnace, directly weld and change easily, only need 2 to 3 days, greatly saved repair time and recondition expense.
2) right on of nozzle bore is that outer lip ring washes away the most serious place, in the thickening of the jet right on of nozzle bore thickness, has increased material and has washed away surplus, has extended work-ing life.
3) the present invention encircles in nozzle ring, water cavity, epipharynx ring, water cavity outer shroud process separately as separate piece.Easy-abrasion part, can change separately, and the interior ring of water cavity and water cavity outer shroud general scour is smaller, without replacing, can be recycled while damaging as epipharynx ring, nozzle ring.Rehabilitation expense reduces greatly, also effectively raises the utilization ratio of material.
Below in conjunction with specific embodiment, describe the present invention.Protection scope of the present invention is not limited with embodiment, but is limited by claim.
Accompanying drawing explanation
Fig. 1 is the sectional view of chilling ring of gasifying furnace in prior art.
Fig. 2 is the sectional view of chilling ring of gasifying furnace of the present invention.
Fig. 3 is nozzle ring structural representation in chilling ring of gasifying furnace of the present invention.
Fig. 4 is the schematic diagram of dissecting of outer lip ring in chilling ring of gasifying furnace of the present invention.
Embodiment
In the prior art, as shown in Figure 1, in epipharynx ring wherein and water cavity, ring, nozzle ring and water cavity outer shroud are single piece to the structure of typical chilling ring of gasifying furnace, and outer lip ring thickness is even.According to chilling ring of gasifying furnace of the present invention, its structure as shown in Figure 2,3, 4.
Chilling ring of gasifying furnace after a kind of improvement, comprise ring 5, water cavity outer shroud 6 in outer lip ring 1, epipharynx ring 2, nozzle ring 4, water cavity, and water cavity base plate 7, downtake 10 and chilled water transfer lime 9, epipharynx ring 2 forms chilled water distributing chamber 3 with outer lip ring 1, in water cavity, ring 5, nozzle ring 4, water cavity outer shroud 6 and water cavity base plate 7 form water cavity 8, chilled water transfer lime 9 communicates with water cavity 8, chilled water distributing chamber 3, and each above-mentioned parts, by being welded to connect, form described chilling ring of gasifying furnace.
Chilled water is from chilled water transfer lime 9, chilling ring of gasifying furnace of the present invention, and water cavity base plate 7 is uniformly distributed 4 chilled water transfer limes 9 in a circumferential direction, and vertical with water cavity base plate 7.
The chilling ring of gasifying furnace of the present embodiment, its outer lip ring 1 is thickeied at the right on of the jet of nozzle ring 4 thickness, increased the surplus of washing away of material, effectively extended work-ing life, and when making according to shown in Fig. 4, make 3 chips, can in stove, change very easily, the repair time is short, expense is low.
The chilling ring of gasifying furnace of the present embodiment, its nozzle ring structure as shown in Figure 3, be uniform-distribution with in a circumferential direction one group of nozzle bore, the angle at circumferential direction nozzle bore axis and radius formation certain angle, has the elevation angle of 5 °～10 ° in jet direction upper spray nozzle hole.
The nozzle bore of chilling ring is also the position of easily wearing and tearing, in the present embodiment chilling ring of gasifying furnace, encircling 5 in nozzle ring 4, water cavity, water cavity outer shroud 6 is processed as separate piece, and the nozzle bore of nozzle ring 4 is suitably expanded according to behaviour in service, can effectively reduce chilled water flow velocity, reduce washing away of nozzle ring 4 spouts and outer lip ring 1, extended service life of equipment.
Move the early stage by chilling ring of gasifying furnace, outer lip ring 1, epipharynx ring 2, nozzle ring 4 nozzle bores are districts easy to wear, in operation, after more than 8000 hour, outer lip ring 1 is with regard to frequently appearance is worn out conventionally for equipment, and the reparation of outer lip ring 1 is being mainly that worn out place REPAIR WELDING is used in stove in early stage.When serious wear, in stove, change three-chip type outer lip ring 1, chilling ring continuous duration of service was over 16000 hours.Continuation growth along with the equipment operation time, epipharynx ring 2 and nozzle bore wash away distortion, cause current break-in, washing away district and can changing thereupon of outer lip ring 1, affects the work-ing life of outer lip ring 1, now needs chilling ring overall pulling down, again working nozzle ring 4, epipharynx ring 2, outer lip ring 1, and remaining part is smaller owing to washing away, can recycle, can save very large spare part expense.
This embodiment, by original chilling ring of gasifying furnace is improved, has effectively extended the work-ing life of outer lip ring, has improved the utilization ratio of chilling ring part material, has saved spare part expense, easy to maintenance, economical.
Claims (10)
1. a chilling ring of gasifying furnace, it is characterized in that, described chilling ring of gasifying furnace comprises outer lip ring (1), epipharynx ring (2), nozzle ring (4), ring (5) and water cavity outer shroud (6) in water cavity, and water cavity base plate (7), chilled water transfer lime (9) and downtake (10), above-mentioned parts are by being welded to connect, wherein epipharynx ring (2) forms chilled water distributing chamber (3) with outer lip ring (1), ring (5) in water cavity, water cavity outer shroud (6), nozzle ring (4) and water cavity base plate (7) form water cavity (8), chilled water distributing chamber (3) is connected by the nozzle bore on nozzle ring (4) with water cavity (8), chilled water transfer lime (9) is connected with water cavity (8), in water cavity, ring (5) is fixedly connected with downtake (10), between outer lip ring (1) and downtake (10), form chilled water annular space.
2. chilling ring of gasifying furnace according to claim 1, is characterized in that, described outer lip ring (1) and nozzle ring (4) are by being welded to connect.
3. chilling ring of gasifying furnace according to claim 1, is characterized in that, described outer lip ring (1) is three-chip type.
4. chilling ring of gasifying furnace according to claim 1, is characterized in that, described outer lip ring (1) is in the thickening of the jet direction place of nozzle ring (4).
5. chilling ring of gasifying furnace according to claim 1, is characterized in that, described nozzle ring (4) is domain separate piece, with water cavity outer shroud (6) by being welded to connect.
6. chilling ring of gasifying furnace according to claim 4, it is characterized in that, described nozzle ring (4) is uniformly distributed one group of nozzle bore in a circumferential direction, and the angle at circumferential direction nozzle bore axis and radius formation certain angle, has the elevation angle of 5 °～10 ° in jet direction upper spray nozzle hole.
7. chilling ring of gasifying furnace according to claim 1, it is characterized in that, described water cavity outer shroud (6) is domain separate piece, be uniform-distribution with in a circumferential direction one group and nozzle bore flushing port one to one, and is furnished with plug, flushing port is consistent with nozzle bore in the angle of circumferential direction, radially without the elevation angle.
8. chilling ring of gasifying furnace according to claim 1, is characterized in that, in described water cavity, ring (5) is domain separate piece, with nozzle ring (4) by being welded to connect.
9. chilling ring of gasifying furnace according to claim 1, is characterized in that, described epipharynx ring (2) is domain separate piece, with nozzle ring (4) by being welded to connect.
10. chilling ring of gasifying furnace according to claim 1, is characterized in that, described water cavity base plate (7) is uniformly distributed 4 chilled water transfer limes (9) in a circumferential direction, and chilled water transfer lime (9) is vertical with water cavity base plate (7).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210225512.9A CN103525469B (en) | 2012-07-03 | 2012-07-03 | A kind of chilling ring of gasifying furnace |
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| CN201210225512.9A CN103525469B (en) | 2012-07-03 | 2012-07-03 | A kind of chilling ring of gasifying furnace |
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| CN103525469A true CN103525469A (en) | 2014-01-22 |
| CN103525469B CN103525469B (en) | 2015-08-19 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103820165A (en) * | 2014-02-11 | 2014-05-28 | 水煤浆气化及煤化工国家工程研究中心 | New gasifier chilling ring |
| CN105171330A (en) * | 2014-06-11 | 2015-12-23 | 中国石油化工股份有限公司 | Method for repairing chilling ring of gasifier |
| CN105316045A (en) * | 2014-06-11 | 2016-02-10 | 中国石油化工股份有限公司 | Processing method of gasification furnace quenching ring |
| CN109504470A (en) * | 2018-11-13 | 2019-03-22 | 甘肃蓝科石化高新装备股份有限公司 | A kind of Quench component with to dust-laden synthesis gas washing function |
| CN113369797A (en) * | 2021-06-11 | 2021-09-10 | 东方电气集团东方锅炉股份有限公司 | Repair method for water film gap of semi-ring pipe outside chilling ring of gasification furnace |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1035838A (en) * | 1988-02-29 | 1989-09-27 | 泰克萨科开发公司 | Improved quench ring for gasifier |
| US4880438A (en) * | 1989-04-10 | 1989-11-14 | Texaco Inc. | Dip tube with jacket |
| CN1360011A (en) * | 2001-12-28 | 2002-07-24 | 西安交通大学 | Chilling ring of gasifier |
| US20050132647A1 (en) * | 2003-12-23 | 2005-06-23 | Texaco Inc. | Refractory armored quench ring |
| CN1944591A (en) * | 2006-11-09 | 2007-04-11 | 北京航天石化技术装备工程公司 | Chilling ring of gasifying furnace |
| CN101550360A (en) * | 2009-05-19 | 2009-10-07 | 水煤浆气化及煤化工国家工程研究中心 | Quenching ring for gasification furnace |
| CN201386082Y (en) * | 2009-03-26 | 2010-01-20 | 山东华鲁恒升化工股份有限公司 | Novel gasifier quenching ring |
-
2012
- 2012-07-03 CN CN201210225512.9A patent/CN103525469B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1035838A (en) * | 1988-02-29 | 1989-09-27 | 泰克萨科开发公司 | Improved quench ring for gasifier |
| US4880438A (en) * | 1989-04-10 | 1989-11-14 | Texaco Inc. | Dip tube with jacket |
| CN1360011A (en) * | 2001-12-28 | 2002-07-24 | 西安交通大学 | Chilling ring of gasifier |
| US20050132647A1 (en) * | 2003-12-23 | 2005-06-23 | Texaco Inc. | Refractory armored quench ring |
| CN1944591A (en) * | 2006-11-09 | 2007-04-11 | 北京航天石化技术装备工程公司 | Chilling ring of gasifying furnace |
| CN201386082Y (en) * | 2009-03-26 | 2010-01-20 | 山东华鲁恒升化工股份有限公司 | Novel gasifier quenching ring |
| CN101550360A (en) * | 2009-05-19 | 2009-10-07 | 水煤浆气化及煤化工国家工程研究中心 | Quenching ring for gasification furnace |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103820165A (en) * | 2014-02-11 | 2014-05-28 | 水煤浆气化及煤化工国家工程研究中心 | New gasifier chilling ring |
| CN103820165B (en) * | 2014-02-11 | 2015-11-25 | 水煤浆气化及煤化工国家工程研究中心 | A kind of Novel gasifier quenching ring |
| CN105171330A (en) * | 2014-06-11 | 2015-12-23 | 中国石油化工股份有限公司 | Method for repairing chilling ring of gasifier |
| CN105316045A (en) * | 2014-06-11 | 2016-02-10 | 中国石油化工股份有限公司 | Processing method of gasification furnace quenching ring |
| CN105171330B (en) * | 2014-06-11 | 2017-12-22 | 中国石油化工股份有限公司 | Chilling ring of gasifying furnace restorative procedure |
| CN105316045B (en) * | 2014-06-11 | 2018-09-21 | 中国石油化工股份有限公司 | Chilling ring of gasifying furnace processing method |
| CN109504470A (en) * | 2018-11-13 | 2019-03-22 | 甘肃蓝科石化高新装备股份有限公司 | A kind of Quench component with to dust-laden synthesis gas washing function |
| CN109504470B (en) * | 2018-11-13 | 2023-10-27 | 甘肃蓝科石化高新装备股份有限公司 | Chilling component with dust-containing synthesis gas washing function |
| CN113369797A (en) * | 2021-06-11 | 2021-09-10 | 东方电气集团东方锅炉股份有限公司 | Repair method for water film gap of semi-ring pipe outside chilling ring of gasification furnace |
| CN113369797B (en) * | 2021-06-11 | 2022-05-31 | 东方电气集团东方锅炉股份有限公司 | Repair method for water film gap of semi-ring pipe outside chilling ring of gasification furnace |
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| CN103525469B (en) | 2015-08-19 |
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Address after: 210047 No. 118, Tai Fang Road, Nanjing chemical industry park, Jiangsu, Nanjing Patentee after: NANJING CHENGZHI CLEAN ENERGY Co.,Ltd. Address before: 210047 No. 118, Tai Fang Road, Nanjing chemical industry park, Jiangsu, Nanjing Patentee before: Nanjing Zhicheng clean energy Limited by Share Ltd. Address after: 210047 No. 118, Tai Fang Road, Nanjing chemical industry park, Jiangsu, Nanjing Patentee after: Nanjing Zhicheng clean energy Limited by Share Ltd. Address before: 210047 No. 118, Tai Fang Road, Nanjing chemical industry park, Jiangsu, Nanjing Patentee before: WISON (NANJING) CLEAN ENERGY CO.,LTD. |
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