CN201395576Y - Fluidized bed pulverized coal low-temperature dry distillation poly-generation device - Google Patents
Fluidized bed pulverized coal low-temperature dry distillation poly-generation device Download PDFInfo
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- CN201395576Y CN201395576Y CN2008202223983U CN200820222398U CN201395576Y CN 201395576 Y CN201395576 Y CN 201395576Y CN 2008202223983 U CN2008202223983 U CN 2008202223983U CN 200820222398 U CN200820222398 U CN 200820222398U CN 201395576 Y CN201395576 Y CN 201395576Y
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- 239000003245 coal Substances 0.000 title claims abstract description 90
- 238000000197 pyrolysis Methods 0.000 title claims abstract description 69
- 239000007789 gas Substances 0.000 claims abstract description 62
- 238000002309 gasification Methods 0.000 claims abstract description 55
- 239000000428 dust Substances 0.000 claims abstract description 43
- 239000003034 coal gas Substances 0.000 claims abstract description 21
- 238000001816 cooling Methods 0.000 claims abstract description 21
- 239000002918 waste heat Substances 0.000 claims abstract description 10
- 238000005406 washing Methods 0.000 claims abstract description 9
- 238000003860 storage Methods 0.000 claims abstract description 7
- 239000000843 powder Substances 0.000 claims description 34
- 239000012530 fluid Substances 0.000 claims description 19
- 239000000446 fuel Substances 0.000 claims description 17
- 239000000155 melt Substances 0.000 claims description 17
- 238000004519 manufacturing process Methods 0.000 claims description 16
- 239000002737 fuel gas Substances 0.000 claims description 11
- 238000000746 purification Methods 0.000 claims description 9
- 238000011084 recovery Methods 0.000 claims description 9
- 239000002893 slag Substances 0.000 claims description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 6
- 229910052799 carbon Inorganic materials 0.000 claims description 6
- 229910052760 oxygen Inorganic materials 0.000 claims description 6
- 239000001301 oxygen Substances 0.000 claims description 6
- 229910052573 porcelain Inorganic materials 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 abstract description 6
- 238000005054 agglomeration Methods 0.000 abstract 2
- 230000002776 aggregation Effects 0.000 abstract 2
- 230000007774 longterm Effects 0.000 abstract 1
- 238000004064 recycling Methods 0.000 abstract 1
- 239000011269 tar Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 8
- 239000000567 combustion gas Substances 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 239000000969 carrier Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000011286 gas tar Substances 0.000 description 2
- 230000036039 immunity Effects 0.000 description 2
- 239000003077 lignite Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical group [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 235000009508 confectionery Nutrition 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 238000005243 fluidization Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000006479 redox reaction Methods 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
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Abstract
The utility model relates to a fluidized bed pulverized coal low-temperature dry distillation poly-generation device, which comprises a pulverized coal dry distillation unit, a gasification unit and acombustion unit. The pulverized coal dry distillation unit, the gasification unit and the combustion unit can run independently and also can run simultaneously, or the pulverized coal dry distillation unit is combined with the gasification unit and the combustion unit to run. The pulverized coal dry distillation unit consists of an ash agglomeration pulverized coal dry distillation furnace, a primary whirlwind dust catcher, a secondary whirlwind dust catcher, a pyrolysis gas cooling purifying system, a blower system, a pyrolysis gas storage tank, a carbocoal storage hopper and a carbocoal conveying system; and the gasification unit consists of an ash agglomeration pulverized coal gasification furnace, a high-temperature dust-removal system, a waste heat recycling system, a middle-temperature dust-removal system and a coal gas washing cooling tower. The device is convenient to run and control. The adaptability of feed coal is strong, the operation is stable, the anti-interference capacity is strong, the operation flexibility is large (70 to 120 percent), and the device is easy to realize the long-term stable running, is safe and environment-friendly.
Description
Technical field
The utility model relates to a kind of fluid bed powder coal processing conversion system, is specifically related to a kind of fluid bed powder coal low-temperature pyrolysis multi-joint-production apparatus.
Background technology
The processing transformation technology of coal mainly can be divided into coal gasification, liquefaction and the three kinds of modes of burning.The technological line that coal is converted into liquid fuel mainly contains three kinds, i.e. the low-temperature pyrolysis of the indirect liquefaction of coal, direct liquefaction and low-disintegration coal.
The low-temperature pyrolysis process of coal is a hot procedure, and normal pressure production can make coal gas, semicoke and tar, has realized the partial gasification and the liquefaction of coal.Low-temperature pyrolysis is simpler than coal gasification or liquefaction process process, the processing conditions gentleness, and less investment, production cost is low, economically feasible.
The low-rank coal such as non-caking coal of brown coal, long-flame coal and high volatile are suitable for low-temperature pyrolysis processing.The lignite semi-coke reactivity is good, is suitable for doing the charcoal material of reduction reaction.The semicoke sulfur-bearing is lower than raw coal, and the low-sulfur semicoke helps environment protection as fuel.The low-rank coal no adhesion helps handling in moving-bed or fluidized bed dry distillation stove.
The low-temperature cracking process of coal is a lot, can be divided into external-heat, internal heat type by the heat-supplying mode of gas retort; Can be divided into gaseous heat-carrier and solid thermal carriers by the heating medium difference; Kinestate by coal is divided into fixed bed, fluidized-bed and air flow bed etc. again.
In addition, except that singly being used for the dried low-temperature pyrolysis of coal, the most supporting multi-joint-production apparatus of the low-temperature pyrolysis device of coal is as heat, electricity, coal gas, tar, semicoke etc.
Application number 200610154581.X, in open day on June 13rd, 2007, denomination of invention is " circulating fluidized bed heat-power-gas-tar multi-joint-production apparatus and a method thereof ".This application case discloses a kind of " circulating fluidized bed heat-power-gas-tar multi-joint-production apparatus and method thereof ", and this multi-joint-production apparatus is combined closely circulating fluidized bed combustion stove and gas retort, is implemented in the combination producing of heat, electricity, gas, tar in the cover system.Whole device is made up of fluidized bed dry distillation stove, circulating fluidized bed combustion stove and the high-temperature separator that is connected two stoves and material returning device and corresponding auxiliary facility.It adopts solid thermal carriers to carry out the fine coal destructive distillation.Fluidized bed dry distillation stove and circulating fluidized bed combustion stove are combined closely, and are used, and it is comparatively complicated to connect control.
Summary of the invention
The purpose of this utility model is to provide a kind of fluid bed powder coal low-temperature pyrolysis multi-joint-production apparatus that adopts the low-temperature pyrolysis of gaseous heat-carrier fine coal, not only operation control is convenient for this device, and feed coal adaptability is strong, stable operation, immunity from interference is strong, turndown ratio is big, has realized safety and environmental protection, macrocyclic steady running.
For achieving the above object, the technical solution adopted in the utility model is: comprise fine coal destructive distillation unit, gasification unit and fuel element, described fine coal destructive distillation unit comprises the gasifier bed fine coal gas retort that offers coal inlet, fuel gas inlet and air intlet, the exhanst gas outlet of this gasifier bed fine coal gas retort successively with one-level tornado dust collector, second cyclone dust extractor, pyrolysis air cooling but purification system, first gas blower, pyrolysis gas storage tank, second gas blower be connected, the pyrolysis gas that comes out from second gas blower is connected with fuel gas inlet by pipeline; One-level tornado dust collector and second cyclone dust extractor lower end also are provided with coupled logical semicoke bucket, the pyrolysis air cooling but lower end of purification system also offers the tar outlet, there is the semicoke outlet that is connected with the semicoke bucket at the lower end beginning of gasifier bed fine coal gas retort, the lower end of semicoke bucket also is connected with the first semicoke delivery system, the second semicoke delivery system respectively by pipeline, and the inlet of first and second semicoke delivery system also is provided with coal inlet;
Said gasification unit comprises that the ash that is connected with the first semicoke delivery system melts poly-powder coal gasification furnace, ash melts and also offers oxygen inlet and slag outlet on the poly-powder coal gasification furnace, the gas exit that this ash melts poly-powder coal gasification furnace is connected with high-temperature dust removal system, Waste Heat Recovery System (WHRS), middle temperature dust-removal system and gas washing cooling tower by pipeline successively, and the gasification gas that comes out from the gas washing cooling tower is connected with fuel gas inlet by pipeline;
Said fuel element comprises the circular fluid bed that is connected with the second semicoke delivery system, and the vapour outlet of this circular fluid bed links to each other with generator unit with the heat supply unit respectively by pipeline.
Offer the semicoke delivery port on the semicoke bucket of the present utility model; The isolated carbon containing dust of high-temperature dust removal system melts poly-powder coal gasification furnace by pipeline and ash and is connected; The steam that Waste Heat Recovery System (WHRS) produces melts poly-powder coal gasification furnace, heat supply unit and generator unit with ash respectively by pipeline and is connected; The semicoke delivery system adopts air-transport system or mechanical transport system; In warm dust-removal system be sack cleaner or porcelain filter; The quantity of second cyclone dust extractor is 1～3.
The utility model adopts gasifier bed fine coal gas retort gaseous heat-carrier technology, but independent operating between each unit, operation also capable of being combined, operation control is convenient.Feed coal adaptability is strong, stable operation, and immunity from interference is strong, turndown ratio big (70～120%), device is easy to realize long-period stable operation, safety and environmental protection.
Description of drawings
Fig. 1 is an one-piece construction block diagram of the present utility model.
Among the figure: coal inlet 1, fuel gas inlet 2, air intlet 3, gasifier bed fine coal gas retort 4, one-level tornado dust collector 5, second cyclone dust extractor 6, pyrolysis air cooling is purification system 7 but, first gas blower 8, pyrolysis gas storage tank 9, the second gas blower 8-1, pyrolysis gas 10, semicoke outlet 11, tar outlet 12, semicoke bucket 13, the first semicoke delivery system 14, the second semicoke delivery system 14-1, ash melts poly-powder coal gasification furnace 15, high-temperature dust removal system 16, Waste Heat Recovery System (WHRS) 17, in warm dust-removal system 18, gas washing cooling tower 19, gasification gas 20, vapour outlet 21, oxygen inlet 22, slag outlet 23, circular fluid bed 24, heat supply unit 25, generator unit 26, semicoke delivery port 27
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is described in further detail.
Referring to Fig. 1, the utility model is made up of fine coal destructive distillation unit, gasification unit and fuel element.Fine coal destructive distillation unit, gasification unit and fuel element can also can move simultaneously in isolated operation, perhaps fine coal destructive distillation unit and gasification unit and fuel element combined running.
Described fine coal destructive distillation unit comprises the gasifier bed fine coal gas retort 4 that offers coal inlet 1, fuel gas inlet 2 and air intlet 3, the exhanst gas outlet of this gasifier bed fine coal gas retort 4 successively with 5,1～3 second cyclone dust extractor 6 of one-level tornado dust collector, pyrolysis air cooling but purification system 7, first gas blower 8, pyrolysis gas storage tank 9, the second gas blower 8-1 be connected, the pyrolysis gas 10 that comes out from the second gas blower 8-1 is connected with fuel gas inlet 2 by pipeline; One-level tornado dust collector 5 and second cyclone dust extractor 6 lower ends also are provided with coupled logical semicoke bucket 13, the lower end of gasifier bed fine coal gas retort 4 offers the semicoke outlet 11 that is connected with semicoke bucket 13, offer semicoke delivery port 27 on the semicoke bucket 13, the lower end of semicoke bucket 13 also by pipeline respectively with the first semicoke delivery system 14 that adopts air-transport system or mechanical transport system, the second semicoke delivery system 14-1 is connected, first, two semicoke delivery systems 14, the inlet of 14-1 also is provided with coal inlet 1, the pyrolysis air cooling but lower end of purification system 7 also offers tar outlet 12
Said gasification unit comprises that the ash that is connected with the first semicoke delivery system 14 melts poly-powder coal gasification furnace 15, ash melts and also offers oxygen inlet 22 and slag outlet 23 on the poly-powder coal gasification furnace 15, this ash melts the gas exit of poly-powder coal gasification furnace 15 successively by pipeline and high-temperature dust removal system 16, Waste Heat Recovery System (WHRS) 17, in warm dust-removal system 18 and gas washing cooling tower 19 be connected, the gasification gas 20 that comes out from gas washing cooling tower 19 is connected with fuel gas inlet 2 by pipeline, high-temperature dust removal system 16 isolated carbon containing dust melt poly-powder coal gasification furnace 15 by pipeline and ash and are connected
Said fuel element comprises the circular fluid bed 24 that is connected with the second semicoke delivery system 14-1, and the vapour outlet 21 of this circular fluid bed 24 links to each other with generator unit 26 with heat supply unit 25 respectively by pipeline;
The steam that Waste Heat Recovery System (WHRS) 17 of the present utility model produces melts poly-powder coal gasification furnace 15, heat supply unit 25 and generator unit 26 with ash respectively by pipeline and is connected.
Working process of the present utility model is as follows: qualified feed coal joins in the gasifier bed fine coal gas retort 4 by coal inlet 1, simultaneously, combustion gas and air join in the gasifier bed fine coal gas retort 4 by fuel gas inlet 2 and air intlet 3 respectively, and, the feed coal that adds is carried out low-temperature pyrolysis and produces semicoke by semicoke outlet 11 outputs at stove internal combustion generation high-temperature flue gas.The kind of combustion gas is a lot, Sweet natural gas, coke-oven gas, blast furnace gas and the synthetic venting of speeding etc. all can be used as combustion gas, and the pyrolysis gas 10 of fine coal low-temperature pyrolysis and the grey gasification gas 20 that melts poly-powder coal gasification furnace 15 generations also can add gasifier bed fine coal gas retort 4 again to be used as combustion gas.
Gasifier bed fine coal gas retort 4 outlet pyrolysis gas 10 enter one-level tornado dust collector 5 and second cyclone dust extractor 6 successively, to remove the semicoke of carrying secretly in the pyrolysis gas 10.For guaranteeing dust removing effects, the quantity of second cyclone dust extractor 6 can be provided with 1～3.Through one-level tornado dust collector 5 and second cyclone dust extractor 6 isolated semicokes, the semicoke of discharging together with gasifier bed fine coal gas retort 4 enters semicoke bucket 13 jointly, handles as the raw material for standby of device gasification unit and fuel element or by semicoke delivery port 27 places fortune.
Semicoke in the semicoke bucket 13 is sent into the first semicoke delivery system 14, the second semicoke delivery system 14-1, and the semicoke in the first semicoke delivery system 14 is sent into gasification unit, and the semicoke among the second semicoke delivery system 14-1 is sent into fuel element.Fine coal destructive distillation unit, gasification unit and fuel element can also can move simultaneously in isolated operation, perhaps fine coal destructive distillation unit and gasification unit and fuel element combined running.No matter gasification unit and fuel element are isolated operation or combined running, feed coal can by separately or with together send into gasification unit or fuel element after semicoke mixes.In addition, the first semicoke delivery system 14, the second semicoke delivery system 14-1 can adopt air-transport system, also can adopt the mechanical transport system.
Steam after metering, oxygen, reach three strands of induction trunk steam inlets that melt poly-powder coal gasification furnace 15 by high-temperature dust removal system 16 isolated carbon containing dust respectively by ash, oxygen inlet 22 and dust import enter ash and melt the bottom of poly-powder coal gasification furnace 15 and form the flow field cooperation in the bottom of vapourizing furnace, make and enter ash and melt the semicoke of poly-powder coal gasification furnace 15 or the abundant fluidisation of mixture of feed coal or semicoke and feed coal, and then feed coal and the redox reaction of semicoke and the selective separation of slag take place under high temperature fluidized state more than 1000 ℃, isolated slag is discharged ash by slag outlet 23 and is melted poly-powder coal gasification furnace 15 outer processing.
The gasification gas 20 that ash discharge melts poly-powder coal gasification furnace 15 enters the dust of carrying secretly in 16 pairs of coal gas of high-temperature dust removal system to be separated, and has improved the efficiency of carbon conversion of feed stock for blast furnace.
The gasification gas 20 that goes out high-temperature dust removal system 16 enters Waste Heat Recovery System (WHRS) 17 and reclaims gas heat and produce steam.A steam part that produces is sent into ash and is melted poly-powder coal gasification furnace 15 air feed uses, enters supporting heat supply unit 25 and generator unit 26 after the vapor mixing that another part is sent outside or produced with the circular fluid bed 24 of fuel element.
Warm dust-removal system 18 during gasification gas 20 after Waste Heat Recovery System (WHRS) 17 cools enters is further to remove the carbon containing dust of carrying secretly in the gasification gas 20.In warm dust-removal system 17 can be sack cleaner, also can be porcelain filter.
Through in gasification gas 20 after the warm dust-removal system 17 further dedustings further cool off, send into the subsequent disposal system after the dedusting and use through gas washing cooling tower 19 as synthetic gas, also can send into fine coal destructive distillation unit and use as combustion gas.
Claims (7)
1, a kind of fluid bed powder coal low-temperature pyrolysis multi-joint-production apparatus, comprise fine coal destructive distillation unit, gasification unit and fuel element, it is characterized in that: described fine coal destructive distillation unit comprises and offers coal inlet (1), the gasifier bed fine coal gas retort (4) of fuel gas inlet (2) and air intlet (3), the exhanst gas outlet of this gasifier bed fine coal gas retort (4) successively with one-level tornado dust collector (5), second cyclone dust extractor (6), pyrolysis air cooling is purification system (7) but, first gas blower (8), pyrolysis gas storage tank (9), second gas blower (8-1) is connected, and the pyrolysis gas (10) that comes out from second gas blower (8-1) is connected with fuel gas inlet (2) by pipeline; One-level tornado dust collector (5) and second cyclone dust extractor (6) lower end also are provided with coupled logical semicoke bucket (13), the pyrolysis air cooling but lower end of purification system (7) also offers tar outlet (12), there is the semicoke outlet (11) that is connected with semicoke bucket (13) at the lower end beginning of gasifier bed fine coal gas retort (4), the lower end of semicoke bucket (13) also is connected with the first semicoke delivery system (14), the second semicoke delivery system (14-1) respectively by pipeline, and the inlet of first and second semicoke delivery system (14,14-1) also is provided with coal inlet (1);
Said gasification unit comprises that the ash that is connected with the first semicoke delivery system (14) melts poly-powder coal gasification furnace (15), ash melts and also offers oxygen inlet (22) and slag outlet (23) on the poly-powder coal gasification furnace (15), the gas exit that this ash melts poly-powder coal gasification furnace (15) is connected with high-temperature dust removal system (16), Waste Heat Recovery System (WHRS) (17), middle temperature dust-removal system (18) and gas washing cooling tower (19) by pipeline successively, and the gasification gas (20) that comes out from gas washing cooling tower (19) is connected with fuel gas inlet (2) by pipeline;
Said fuel element comprises the circular fluid bed (24) that is connected with the second semicoke delivery system (14-1), and the vapour outlet (21) of this circular fluid bed (24) links to each other with generator unit (26) with heat supply unit (25) respectively by pipeline.
2, fluid bed powder coal low-temperature pyrolysis multi-joint-production apparatus according to claim 1 is characterized in that: offer semicoke delivery port (27) on the said semicoke bucket (13).
3, fluid bed powder coal low-temperature pyrolysis multi-joint-production apparatus according to claim 1 is characterized in that: the isolated carbon containing dust of said high-temperature dust removal system (16) melts poly-powder coal gasification furnace (15) by pipeline and ash and is connected.
4, fluid bed powder coal low-temperature pyrolysis multi-joint-production apparatus according to claim 1 is characterized in that: the steam that said Waste Heat Recovery System (WHRS) (17) produces melts poly-powder coal gasification furnace (15), heat supply unit (25) and generator unit (26) with ash respectively by pipeline and is connected.
5, fluid bed powder coal low-temperature pyrolysis multi-joint-production apparatus according to claim 1 is characterized in that: said semicoke delivery system (14) adopts air-transport system or mechanical transport system.
7, fluid bed powder coal low-temperature pyrolysis multi-joint-production apparatus according to claim 1 is characterized in that: warm dust-removal system (17) is sack cleaner or porcelain filter in said.
8, fluid bed powder coal low-temperature pyrolysis multi-joint-production apparatus according to claim 1, it is characterized in that: the quantity of said second cyclone dust extractor (6) is 1～3.
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| CN2008202223983U CN201395576Y (en) | 2008-11-11 | 2008-11-11 | Fluidized bed pulverized coal low-temperature dry distillation poly-generation device |
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| CN2008202223983U CN201395576Y (en) | 2008-11-11 | 2008-11-11 | Fluidized bed pulverized coal low-temperature dry distillation poly-generation device |
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| CN102010728A (en) * | 2010-12-14 | 2011-04-13 | 大连理工大学 | Method for preparing semicoke, empyreumatic oil and coal gas by pyrolyzing coal |
| CN102352262A (en) * | 2011-09-09 | 2012-02-15 | 陕西华祥能源科技集团有限公司 | Circulated coal gas heat carrier fluidized bed ash coal pyrolysis device and method |
| CN102433166A (en) * | 2011-10-25 | 2012-05-02 | 陕西华祥能源科技集团有限公司 | Moving bed pulverized coal pyrolysis and fluidized bed coke powder gasification coupled device and coupling method thereof |
| CN102492490A (en) * | 2011-11-30 | 2012-06-13 | 中国五环工程有限公司 | Gas purification process and system |
| CN102492432A (en) * | 2011-12-09 | 2012-06-13 | 新疆美特镁业有限公司 | Pulverized coal coking equipment and method |
| CN102899091A (en) * | 2012-11-14 | 2013-01-30 | 程培胜 | Method for preparing coal gas by cracking biomasses and municipal wastes by using system self heat source |
| WO2013083091A1 (en) * | 2011-12-09 | 2013-06-13 | Chen Huajin | Pulverized coal coke-producing apparatus and coke-producing method |
| CN103160299A (en) * | 2011-12-12 | 2013-06-19 | 中煤能源黑龙江煤化工有限公司 | Fluidized bed low-temperature destructive distillation system and low-temperature destructive distillation method of low-rank coal |
| CN103160330A (en) * | 2013-03-22 | 2013-06-19 | 唐山雷浩能源技术装备有限公司 | System and method for pyrolysis combined gasification of pulverized coal |
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- 2008-11-11 CN CN2008202223983U patent/CN201395576Y/en not_active Expired - Lifetime
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102010728B (en) * | 2010-12-14 | 2012-12-26 | 大连理工大学 | Method for preparing semicoke, empyreumatic oil and coal gas by pyrolyzing coal |
| CN102010728A (en) * | 2010-12-14 | 2011-04-13 | 大连理工大学 | Method for preparing semicoke, empyreumatic oil and coal gas by pyrolyzing coal |
| CN102352262A (en) * | 2011-09-09 | 2012-02-15 | 陕西华祥能源科技集团有限公司 | Circulated coal gas heat carrier fluidized bed ash coal pyrolysis device and method |
| CN102433166A (en) * | 2011-10-25 | 2012-05-02 | 陕西华祥能源科技集团有限公司 | Moving bed pulverized coal pyrolysis and fluidized bed coke powder gasification coupled device and coupling method thereof |
| CN102492490A (en) * | 2011-11-30 | 2012-06-13 | 中国五环工程有限公司 | Gas purification process and system |
| CN102492432A (en) * | 2011-12-09 | 2012-06-13 | 新疆美特镁业有限公司 | Pulverized coal coking equipment and method |
| WO2013082922A1 (en) * | 2011-12-09 | 2013-06-13 | 新疆美特镁业有限公司 | Pulverized coal coking equipment and method |
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| CN103160299A (en) * | 2011-12-12 | 2013-06-19 | 中煤能源黑龙江煤化工有限公司 | Fluidized bed low-temperature destructive distillation system and low-temperature destructive distillation method of low-rank coal |
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