CN201539861U - Burner device of water-coal-slurry pressure gasification art with ignition device - Google Patents
Burner device of water-coal-slurry pressure gasification art with ignition device Download PDFInfo
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- CN201539861U CN201539861U CN2009202197593U CN200920219759U CN201539861U CN 201539861 U CN201539861 U CN 201539861U CN 2009202197593 U CN2009202197593 U CN 2009202197593U CN 200920219759 U CN200920219759 U CN 200920219759U CN 201539861 U CN201539861 U CN 201539861U
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Abstract
The utility model relates to the art field of coalification of water-coal-slurry pressure gasification, more specially a burner device of a water-coal-slurry pressure gasification art with an ignition device. The burner device of a water-coal-slurry pressure gasification art with an ignition device comprises a flange cover, a water-coal-slurry supply tube, an external oxygen supplying tube, a water-coal-slurry tube, an arranging flange, an external oxygen tube and a middle flange. The burner device of a water-coal-slurry pressure gasification art with an ignition device also comprises a high-voltage electric igniter, an actuator, an electric ignition rob, a central oxygen system, a combining seal, an end flange and a central oxygen tube. The actuator is arranged at the upper part of the flange cover. The burner device of a water-coal-slurry pressure gasification art with an ignition device enables an inner-wall water-coal-slurry gasification furnace of a water-cool wall coil to be used.
Description
Technical field
The utility model relates to the coalification technology field of water coal slurry pressure gasification, is specifically related to a kind of water coal slurry pressure gasification process burner arrangement that carries igniter.
Background technology
Existing coal water slurry pressurized gasifier all has the refractory brick liner, on the one hand, and for the pressure box hat being carried out the heat protection; On the other hand,, utilize refractory brick to carry out accumulation of heat, finish ignition process water-coal-slurry for when starting.
Generally speaking, the Starting mode of coal water slurry pressurized gasifier is: at first, the mode that adopts the preheating burner to carry out preheating, when taking out the lead device unlatching in the burner hearth downstream, guarantee that in the gasification hearth be under the condition of negative pressure, utilize burning light Fuel (diesel oil, natural gas, liquefied petroleum gas etc.), gasification furnace is heated, in gasification hearth, the refractory brick that adequate thickness is installed carries out accumulation of heat, when fire box temperature reaches more than 800 ℃, the preheating burner is unloaded, fast with coal water slurry gasification process burner installation in position, then by the central oxygen system, CWS system and outer oxygen system oxygen and the water-coal-slurry that gasification furnace is required are fed in the gasification furnace in proportion, because refractory brick has certain heat storage capacity, hot environment in the burner hearth can make the mixture of water-coal-slurry and oxygen directly catch fire, and meanwhile, turns off the lead device of taking out of gasification furnace, burner hearth is boosted, reach specified operating pressure.
Because the working life of refractory brick is limited, generally just needed in about 1 year to change in operation, caused the increase of operating cost.Therefore in the coal dust pressurized-gasification furnace, cancelled refractory brick, utilized water-cooling wall coil pipe dross to carry out the heat protection, utilized startup burner that the process burner of supply coal dust and oxygen is lighted a fire, gasification furnace directly has been with is pressed to start.But the water-coal-slurry water content is generally about 40%, utilizes igniter burner just to implement relatively difficulty, implements just more difficult simultaneously on the structure of coal slurry gasifier.Therefore, coal slurry gasifier must be used the refractory brick inner lining structure, and this has caused the raising of operating cost.
Summary of the invention
The purpose of this utility model is to provide can eliminate a kind of water coal slurry pressure gasification process burner arrangement that carry igniter of coal slurry gasifier to the dependence of refractory brick liner, can realize the coal water slurry pressurized gasifier device of water-cooling wall coil form.
The technical scheme that realizes the utility model purpose is: a kind of water coal slurry pressure gasification process burner arrangement that carries igniter, and it comprises blind flange, end face flange, central oxygen pipe, central flange, water-coal-slurry pipe, mounting flange, outer oxygen pipe, central oxygen system, water-coal-slurry supply pipe and outer oxygen supply pipe; The bottom of described central oxygen pipe is through in the water-coal-slurry pipe, the bottom of described water-coal-slurry pipe is through in the outer oxygen pipe, the top of described central oxygen pipe, water-coal-slurry pipe and outer oxygen pipe is welded with end face flange, central flange and mounting flange respectively, and the top of end face flange is connected with blind flange; Central oxygen pipe, water-coal-slurry pipe with outside be connected respectively on the tube wall of oxygen pipe central oxygen system, water-coal-slurry supply pipe and outside the oxygen supply pipe; It also comprises high-tension electricity igniter, flexible actuator, Electric igniting rod and support ring; Described flexible actuator is connected on the blind flange, the bottom of flexible actuator is connected with Electric igniting rod, described blind flange and portion of end face flange center have centre bore, described Electric igniting rod passes the centre bore of blind flange and end face flange successively, be inserted in the inside of central oxygen pipe, upper, middle and lower in described central oxygen pipe is respectively arranged with 1 support ring, and Electric igniting rod passes this 3 support rings successively, and the top of described Electric igniting rod is connected with the high-tension electricity igniter.
Be with combined sealing ring on the top contact-making surface of the centre bore of described blind flange and Electric igniting rod.
Described central oxygen system is made up of fuel gas supply system, displacement gas supply system and oxygen supply system.
Effect of the present utility model is: this water coal slurry pressure gasification process burner arrangement carries igniter, can remove the heat-accumulating process of refractory brick in the stove from, and the overall structure of burner arrangement variation simultaneously is limited, does not need to transform coal slurry gasifier.Owing to cancelled the preheating burner, the water coal slurry pressure gasification process burner arrangement that carries igniting can realize that igniting, preheating directly are with coal slurry gasifier and are pressed startup, need after burner hearth forms hot conditions, manually not change burner, improve the security of execute-in-place.Carry the water coal slurry pressure gasification process burner arrangement of igniter, the coal slurry gasifier of the inwall mode of water-cooling wall coil pipe is used.
Description of drawings
Fig. 1 is a kind of water coal slurry pressure gasification process burner arrangement schematic diagram that carries igniter described in the utility model.
Among the figure: 1, high-tension electricity igniter; 2, executing agency; 3, blind flange; 4, Electric igniting rod; 5, central oxygen system; 6, fuel gas supply system; 7, displacement gas supply system; 8, oxygen supply system; 9, water-coal-slurry supply pipe, 10, outer oxygen supply pipe; 11, combination sealing; 12, centre bore; 13, end face flange; 14, central oxygen pipe; 15, central flange; 16, water-coal-slurry pipe; 17, mounting flange; 18, outer oxygen pipe; 19, support ring.
The specific embodiment
Below in conjunction with the drawings and specific embodiments a kind of water coal slurry pressure gasification process burner arrangement that carries igniter described in the utility model is described in further detail.
As shown in Figure 1: a kind of water coal slurry pressure gasification process burner arrangement that carries igniter, it comprises blind flange 3, end face flange 13, central oxygen pipe 14, central flange 15, water-coal-slurry pipe 16, mounting flange 17, outer oxygen pipe 18, central oxygen system 5, water-coal-slurry supply pipe 9 and outer oxygen supply pipe 10; The bottom of central oxygen pipe 14 is through in the water-coal-slurry pipe 16, the bottom of water-coal-slurry pipe 16 is through in the outer oxygen pipe 18, the top of central oxygen pipe 14, water-coal-slurry pipe 16 and outer oxygen pipe 18 is welded with end face flange 13, central flange 15 and mounting flange 17 respectively, and the top of end face flange 13 is connected with blind flange 3; The lower end of central oxygen pipe 14, water-coal-slurry pipe 16 and outer oxygen pipe 18 is the contracting noz(zle) shape; Central oxygen pipe 14, water-coal-slurry pipe 16 with outside be connected respectively on the tube wall of oxygen pipe 18 central oxygen system 5, water-coal-slurry supply pipe 9 and outside oxygen supply pipe 10.Central oxygen system 5 is made up of fuel gas supply system 6, displacement gas supply system 7 and oxygen supply system 8.
It also comprises high-tension electricity igniter 1, flexible actuator 2, Electric igniting rod 4, combined sealing ring 11, support ring 19, fuel gas supply system 6, displacement gas supply system 7; Flexible actuator 2 is connected on the blind flange 3, and the bottom of flexible actuator 2 is connected with Electric igniting rod 4, and flexible actuator 2 can be pneumatic cylinder telescoping mechanism, or the retractor device of other controls.Flexible actuator 2 can make Electric igniting rod 4 axially carry out stretching motion.
Be connected with high-tension electricity igniter 1 on the top of Electric igniting rod 4.Blind flange 3 and end face flange 13 central parts have centre bore 12, Electric igniting rod 4 passes the centre bore 12 of blind flange 3 and end face flange 13 successively, be inserted in the inside of central oxygen pipe 14, simultaneously on the top contact-making surface of the centre bore 12 of blind flange 3 and Electric igniting rod 4, be with combined sealing ring 11.Upper, middle and lower in central oxygen pipe 14 is welded with 1 support ring 19 respectively, and Electric igniting rod 4 passes this 3 support rings 19 successively.It supports effect of contraction the axially-movable of 19 pairs of Electric igniting rods 4 of support ring, prevents swing.
The combustion gas of fuel gas supply system 6 can be inflammable gases such as natural gas or liquefied petroleum gas; The displacement gas of displacement gas supply system 7 can be non-combustible gas such as nitrogen or carbon dioxide.
At first by fuel gas supply system 6 supply combustion gas, simultaneously outer oxygen supply pipe 10 is supplied an amount of oxygen in ignition process in central oxygen system 5.
Igniting back Electric igniting rod 4 falls back on initial position, and fuel gas supply system 6 and outer oxygen supply pipe 10 strengthen air demand and reach predetermined amount of flow, are heated to predetermined temperature and pressure to stove.
Stove is supplied water-coal-slurry by water-coal-slurry supply pipe 9 after being heated to predetermined temperature and pressure in proportion, is transferred to the technological parameter desired value after water-coal-slurry is lighted gradually.
Close fuel gas supply system 6 after the gasification furnace operate as normal, open displacement gas supply system 7 supply displacement gas, blow down fuel gas.Press the technological parameter supply oxygen by oxygen supply system 8 then, make process burner reach normal duty.
Claims (3)
1. water coal slurry pressure gasification process burner arrangement that carries igniter, it comprises blind flange (3), end face flange (13), central oxygen pipe (14), central flange (15), water-coal-slurry pipe (16), mounting flange (17), outer oxygen pipe (18), central oxygen system (5), water-coal-slurry supply pipe (9) and outer oxygen supply pipe (10); The bottom of described central oxygen pipe (14) is through in the water-coal-slurry pipe (16), the bottom of described water-coal-slurry pipe (16) is through in the outer oxygen pipe (18), the top of described central oxygen pipe (14), water-coal-slurry pipe (16) and outer oxygen pipe (18) is welded with end face flange (13), central flange (15) and mounting flange (17) respectively, and the top of end face flange (13) is connected with blind flange (3); Central oxygen pipe (14), water-coal-slurry pipe (16) with outside be connected respectively on the tube wall of oxygen pipe (18) central oxygen system (5), water-coal-slurry supply pipe (9) and outside oxygen supply pipe (10); It is characterized in that: it also comprises high-tension electricity igniter (1), flexible actuator (2), Electric igniting rod (4) and support ring (19); Described flexible actuator (2) is connected on the blind flange (3), the bottom of flexible actuator (2) is connected with Electric igniting rod (4), described blind flange (3) and end face flange (13) central part have centre bore (12), described Electric igniting rod (4) passes the centre bore (12) of blind flange (3) and end face flange (13) successively, be through the inside of central oxygen pipe (14), top in described central oxygen pipe (14), middle part and bottom are respectively arranged with 1 support ring (19), Electric igniting rod (4) passes this 3 support rings (19) successively, and the top of described Electric igniting rod (4) is connected with high-tension electricity igniter (1).
2. a kind of water coal slurry pressure gasification process burner arrangement that carries igniter according to claim 1 is characterized in that: be with combined sealing ring (11) on the centre bore (12) of described blind flange (3) and the top contact-making surface of Electric igniting rod (4).
3. a kind of water coal slurry pressure gasification process burner arrangement that carries igniter according to claim 1 is characterized in that: described central oxygen system (5) is made up of fuel gas supply system (6), displacement gas supply system (7) and oxygen supply system (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202197593U CN201539861U (en) | 2009-10-21 | 2009-10-21 | Burner device of water-coal-slurry pressure gasification art with ignition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202197593U CN201539861U (en) | 2009-10-21 | 2009-10-21 | Burner device of water-coal-slurry pressure gasification art with ignition device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201539861U true CN201539861U (en) | 2010-08-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202197593U Expired - Lifetime CN201539861U (en) | 2009-10-21 | 2009-10-21 | Burner device of water-coal-slurry pressure gasification art with ignition device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201539861U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101943404B (en) * | 2010-09-30 | 2012-07-04 | 贵阳超群实业有限公司 | Combustion method and structure for coal water slurry combustion furnace |
| CN104019460A (en) * | 2014-06-20 | 2014-09-03 | 李珍珍 | Slag adhering method and equipment for water-cooled wall gasifier |
-
2009
- 2009-10-21 CN CN2009202197593U patent/CN201539861U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101943404B (en) * | 2010-09-30 | 2012-07-04 | 贵阳超群实业有限公司 | Combustion method and structure for coal water slurry combustion furnace |
| CN104019460A (en) * | 2014-06-20 | 2014-09-03 | 李珍珍 | Slag adhering method and equipment for water-cooled wall gasifier |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20100804 Effective date of abandoning: 20091021 |