CN102925219A - Device for resource utilization of circulating fluidized bed coal-gasified discharged ash and use method - Google Patents
Device for resource utilization of circulating fluidized bed coal-gasified discharged ash and use method Download PDFInfo
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- CN102925219A CN102925219A CN2012104413150A CN201210441315A CN102925219A CN 102925219 A CN102925219 A CN 102925219A CN 2012104413150 A CN2012104413150 A CN 2012104413150A CN 201210441315 A CN201210441315 A CN 201210441315A CN 102925219 A CN102925219 A CN 102925219A
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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
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
Abstract
The invention discloses a device for resource utilization of circulating fluidized bed coal-gasified discharged ash. The device comprises a circulating fluidized bed gasification furnace, a primary cyclone separator, a secondary cyclone separator, a first dipleg, a second dipleg, a U-shaped back feeder, an M-shaped back feeder, a primary preheater, a secondary preheater, a third dipleg, a smoke pipe, a rotary furnace and a motor. The circulating fluidized bed gasification furnace is connected with the primary cyclone separator, the primary cyclone separator is connected with the M-shaped back feeder and the secondary cyclone separator, one side of the M-shaped back feeder is connected with the circulating fluidized bed gasification furnace, the other side of the M-shaped back feeder is connected with the rotary furnace, the secondary preheater is connected with the rotary furnace, and the bottom end of the primary preheater is connected inside a cavity of the smoke pipe. The device uses gasified ash content as one of raw materials to prepare cement and achieves comprehensive utilization of the ash content. Simultaneously, the invention discloses a use method of the device. The method is simple, easy to practice and suitable for industrial popularization and application.
Description
Technical field
The present invention relates to the utilization of circulation fluidized bed coal gasifying ash discharge resource, specifically, relate to a kind of device and using method of circulation fluidized bed coal gasifying ash discharge recycling.
Background technology
Coal Gasification Technology refers to coal and vaporized chemical are reacted in circulating fluidized bed, thereby produces raw gas, raw gas purifying is obtained clean coal gas again.This technology has been widely used at present and has developed.In the coal gasification course, from the angle of cleaning, efficient, recycling, people more and more pay attention to lime-ash how to process its generation.A large amount of lime-ash often still is in simple stacking at present, arbitrarily the state of discharging.Handle these lime-ash well, or even again utilize, turning waste into wealth just has a very big significance and is worth.
Summary of the invention
Technical problem: technical problem to be solved by this invention is: a kind of device of circulation fluidized bed coal gasifying ash discharge recycling is provided, and this device utilizes the ash content after the gasification to produce cement for one of raw material, has realized the comprehensive utilization to ash content.Simultaneously, the present invention also provides the using method of the device of this circulation fluidized bed coal gasifying ash discharge recycling, and the method is simple, is fit to industrial applying.
Technical scheme: for solving the problems of the technologies described above, technical scheme of the present invention is as follows:
A kind of device of circulation fluidized bed coal gasifying ash discharge recycling, this device comprises circle fluidized-bed gasification furnace, primary cyclone, secondary cyclone, the first dipleg, the second dipleg, U-shaped material returning device, M type material returning device, the one-level preheater, the secondary preheater, the 3rd dipleg, fume pipe, converter and motor, the lower end of circle fluidized-bed gasification furnace is provided with the bunker coal entrance, the bottom of circle fluidized-bed gasification furnace is provided with oxygen and steam-in, the top of secondary cyclone is provided with gas exit, the upper end of one-level preheater is provided with exhanst gas outlet, and a side of converter is provided with gas inlet and cement exit;
The top of described circle fluidized-bed gasification furnace links to each other with the top of primary cyclone, the bottom of primary cyclone links to each other with the top of M type material returning device by the first dipleg, the top of primary cyclone links to each other with the top of secondary cyclone, the bottom of secondary cyclone links to each other with the top of secondary dipleg, the bottom of secondary dipleg links to each other with the bottom of the first dipleg by U-shaped material returning device, M type material returning device both sides are provided with feed back pipe and ash releasing tube, one side of M type material returning device links to each other with the bottom of circle fluidized-bed gasification furnace by the feed back pipe, the opposite side of M type material returning device links to each other by ash releasing tube and converter, the top of secondary preheater links to each other with converter by fume pipe, the bottom of secondary preheater links to each other with converter by the 3rd dipleg, the top of secondary preheater links to each other by the top of riser tube with the one-level preheater, and riser tube is provided with cement raw material entrance processed; The bottom of one-level preheater is connected in the inner chamber of fume pipe by pipeline.
Further, the device of described circulation fluidized bed coal gasifying ash discharge recycling also comprises the Waste Heat Generation device, and the exhanst gas outlet of described one-level preheater links to each other with the gas approach of Waste Heat Generation device.
A kind of using method of device of above-mentioned circulation fluidized bed coal gasifying ash discharge recycling, the method may further comprise the steps:
The first step drops into the bunker coal entrance of coal from circle fluidized-bed gasification furnace the circle fluidized-bed gasification furnace, simultaneously, by oxygen and steam-in, passes into oxygen and steam in circle fluidized-bed gasification furnace; Coal, oxygen and steam be the generating gasification reaction in circle fluidized-bed gasification furnace, and reaction product and unreacted coke rise and enter in the primary cyclone;
Second step, in primary cyclone, part of ash is separated through primary cyclone with unreacted coke, enters in the M type material returning device by the first dipleg; The ash content that in primary cyclone, can't capture and not the coke of complete reaction carried secretly by the inflammable gas after the gasification and to enter secondary cyclone through the primary cyclone top; Separate through secondary cyclone, isolated raw gas is discharged from gas exit, and ash content and coke import in the first dipleg through the second dipleg, U-shaped material returning device successively, fall into M type material returning device by the first dipleg again;
In the 3rd step, M type material returning device splits into two portions with solid materials, and wherein a part of solid materials returns in the circle fluidized-bed gasification furnace through the feed back pipe, and another part solid materials enters in the converter through ash releasing tube;
The 4th step added Wingdale and kaolin from the cement raw material entrance, after one-level preheater and the preheating of secondary preheater, enter in the converter through the 3rd dipleg, entered ash content acting in conjunction in the solid materials of converter with M type material returning device, made cement.
Further, the using method of the device of described circulation fluidized bed coal gasifying ash discharge recycling, in described the 4th step, gas inlet to converter passes into air, to enter carbon residue after-flame in the solid materials of converter by M type material returning device, the high-temperature flue gas that generates enters in the secondary preheater via fume pipe, and flue gas is carried Wingdale and kaolin secretly and entered in the one-level preheater; In the one-level preheater, flue gas carries out heat exchange with Wingdale and kaolin respectively, and then flue gas is discharged from the exhanst gas outlet of one-level preheater, and Wingdale and kaolin fall into fume pipe, carries secretly through the flue gas of converter discharge to enter in the secondary preheater; In the secondary preheater, Wingdale and kaolin carry out the heat exchange second time with flue gas respectively, and subsequently, flue gas flows in the one-level preheater, and Wingdale and kaolin fall into converter through the 3rd dipleg; In converter, the burning carbon residue, for preparation cement provides heat, Wingdale, kaolin and entered ash content in the solid materials of converter by M type material returning device and react and make cement clinker, cement clinker is discharged from the cement exit of converter.
Further, the using method of the device of described circulation fluidized bed coal gasifying ash discharge recycling also comprised for the 5th step, will pass into from the flue gas that exhanst gas outlet is discharged the Waste Heat Generation device.
Beneficial effect: compared with prior art, the present invention has following advantage:
(1) prepares cement with ash content, realized the comprehensive utilization to ash content.Can discharge flyash after the gasification, the chemical composition of the most of flyash of China according to mass percent is: 40-60%SiO
20.5-2.5%MgO; 15-40%Al
2O
3＜2%SO
33-10%Fe
2O
3＞60%SiO
2+ Al
2O
325%CaO; The burning lost article of 1-20%, the unburning material of 1-6% (belonging to harmful part).(main component is CaCO as one of cement raw material processed and Wingdale with coal ash
3) and kaolin (Al
2O
32SiO
22H
2O) place together the cement converter to react.Kaolin generation dehydration reaction is sloughed chemically-bonded water wherein, becomes unbodied aluminium sesquioxide and silicon-dioxide Al after the dehydration
2O
32SiO
22H2O → Al
2O
3+ 2SiO
2+ 2H
2O.The magnesiumcarbonate that is mingled with in calcium carbonate in the Wingdale and the raw material decomposes: CaCO
3→ CaO+CO
2MgCO
3→ MgO+CO
2These raw materials provide character active free calcium oxide, the SiO in it and the raw material
2, Al
2O
3, Fe
2O
3Carry out solid state reaction, form clinker mineral: tricalcium silicate (C
3S), Dicalcium Phosphate (Feed Grade) (C
2S), tricalcium aluminate (C
3A), tetracalcium aluminoferrite (C
4AF), these are the essential mineral of cement clinker, thereby make cement.Coal ash has obtained again utilizing as the byproduct that coal gasification course produces, and has improved the utilization ratio of coal.
(2) reduce the manufacture of cement cost, reduced the energy consumption of producing cement.The present invention has effectively solved the discharging of gasification lime-ash, has reduced the manufacture of cement cost, has reduced the energy consumption of producing cement.Bring new benefit can for gasification manufacturing enterprise, both alleviate the environmental stress that the gasification ash content is stacked, disposed as solid waste, reduce again production energy consumption, meet resource reutilization, the development trend of circulating resources.
(3) use of M type material returning device makes apparatus structure compact, and the one side is provided with the feed back pipe, and opposite side is provided with ash releasing tube, has both realized the Matter Transfer of fluidized-bed gasification furnace, provides raw material for the cement rotary kiln again.In addition, can regulate the ash discharge amount by what regulate material returning device to air quantity, thus further regulate and control material in circulating fluidized bed the residence time and the ash amount in the rotary kiln.
(4) use of two-stage preheater makes thermal exchange more abundant, both preheating cement raw material Wingdale and kaolin, promote cement to generate, utilized again the heat of high-temperature flue gas.The waste heat of final flue gas is produced electricity by the waste heat boiler utilization, has realized fully effectively utilizing of resource.
Description of drawings
Fig. 1 is the structural representation of device of the present invention.
Fig. 2 is the structural representation of a kind of modifying device of the present invention.
Have among the figure: circle fluidized-bed gasification furnace 1, primary cyclone 2, secondary cyclone 3, the first dipleg 4, the second dipleg 5, U-shaped material returning device 6, M type material returning device 7, one-level preheater 801, secondary preheater 802, the 3rd dipleg 9, fume pipe 10, converter 11, motor 12, Waste Heat Generation device 13, bunker coal entrance 101, oxygen and steam-in 102, gas exit 301, feed back pipe 701, ash releasing tube 702, exhanst gas outlet 803, gas inlet 1101, cement exit 1102.
Embodiment
Below in conjunction with accompanying drawing, technical scheme of the present invention is described in detail.
As shown in Figure 1, the device of a kind of circulation fluidized bed coal gasifying ash discharge recycling of the present invention, this device comprise circle fluidized-bed gasification furnace 1, primary cyclone 2, secondary cyclone 3, the first dipleg 4, the second dipleg 5, U-shaped material returning device 6, M type material returning device 7, one-level preheater 801, secondary preheater 802, the 3rd dipleg 9, fume pipe 10, converter 11 and motor 12.The lower end of circle fluidized-bed gasification furnace 1 is provided with bunker coal entrance 101.Coal drops in the circle fluidized-bed gasification furnace 1 by bunker coal entrance 101.The bottom of circle fluidized-bed gasification furnace 1 is provided with oxygen and steam-in 102.The top of secondary cyclone 3 is provided with gas exit 301.The upper end of one-level preheater 801 is provided with exhanst gas outlet 803.One side of converter 11 is provided with gas inlet 1101 and cement exit 1102.The top of circle fluidized-bed gasification furnace 1 links to each other with the top of primary cyclone 2, the bottom of primary cyclone 2 links to each other with the top of M type material returning device 7 by the first dipleg 4, the top of primary cyclone 2 links to each other with the top of secondary cyclone 3, the bottom of secondary cyclone 3 links to each other with the top of secondary dipleg 5, the bottom of secondary dipleg 5 links to each other with the bottom of the first dipleg 4 by U-shaped material returning device 6, M type material returning device 7 both sides are provided with feed back pipe 701 and ash releasing tube 702, one side of M type material returning device 7 links to each other by the bottom of feed back pipe 701 with circle fluidized-bed gasification furnace 1, the opposite side of M type material returning device 7 links to each other with converter 11 by ash releasing tube 702, the top of secondary preheater 802 links to each other with converter 11 by fume pipe 10, the bottom of secondary preheater 802 links to each other with converter 11 by the 3rd dipleg 9, the top of secondary preheater 802 links to each other with the top of one-level preheater 801 by riser tube 12, and riser tube 12 is provided with cement raw material entrance 1201 processed; The bottom of one-level preheater 801 is connected in the inner chamber of fume pipe 10 by pipeline.
Further, as a kind of improvement project, as shown in Figure 2, the device of described circulation fluidized bed coal gasifying ash discharge recycling, also comprise Waste Heat Generation device 13, the exhanst gas outlet 803 of described one-level preheater links to each other with the gas approach of Waste Heat Generation device 13.Waste Heat Generation device 13 is existing apparatus, and for example, press of Tsing-Hua University 2010.11 publishes, the Duan Qiusheng work＜＜combustion gas---the steam combined cycle Analysis of Thermodynamic Performance theoretical with calculate in introduced Waste Heat Generation device 13.Waste Heat Generation device 13 comprises the parts such as waste heat boiler, steam turbine, generator and condenser.Waste Heat Generation device 13 utilizes the heat of flue gas to produce steam in waste heat boiler, and steam enters steam turbine from waste heat boiler, drives the generator generating.
The using method of said apparatus may further comprise the steps:
The first step drops into the bunker coal entrance 101 of coal from circle fluidized-bed gasification furnace 1 circle fluidized-bed gasification furnace 1, simultaneously, by oxygen and steam-in 102, passes into oxygen and steam in circle fluidized-bed gasification furnace 1; Coal, oxygen and steam are in circle fluidized-bed gasification furnace 1 interior generating gasification reaction, and reaction product and unreacted coke rise and enter in the primary cyclone 2.
In the described the first step, coal, oxygen and steam are under 800-1200 ℃ of temperature, and in circle fluidized-bed gasification furnace 1 interior generating gasification reaction, the gasification reaction product comprises CO
2, CO, H
2, CH
4Deng.Behind the gasification reaction, unreacted coke and ash content have also been retained.
Second step, in primary cyclone 2, part of ash is separated through primary cyclone 2 with unreacted coke, enters in the M type material returning device 7 by the first dipleg 4; In primary cyclone 2, the ash content that can't capture and not the coke of complete reaction carried secretly by the inflammable gas after the gasification and to enter secondary cyclone 3 through primary cyclone 2 tops; Separate through secondary cyclone 3, isolated raw gas is discharged from gas exit 301, and ash content and coke import in the first dipleg 4 through the second dipleg 5, U-shaped material returning device 6 successively, fall into M type material returning device 7 by the first dipleg 4 again.
In the 3rd step, M type material returning device 7 splits into two portions with solid materials, and wherein a part of solid materials is in feed back pipe 701 returns circle fluidized-bed gasification furnace 1, and another part solid materials enters in the converter 11 through ash releasing tube 702.
In the 3rd step, the solid materials in feed back pipe 701 returns circle fluidized-bed gasification furnace 1, sustainable participation gasification reaction.Solid materials in ash releasing tube 702 enters converter 11 is for the preparation of cement.
The 4th step, Wingdale and kaolin are added from cement raw material entrance 1201, after one- level preheater 801 and 802 preheatings of secondary preheater, enter in the converter 11 through the 3rd dipleg 9, the ash content that enters in the solid materials of converter 11 with M type material returning device 7 burns jointly, makes cement.
In described the 4th step, gas inlet 1101 to converter 11 passes into air, to enter carbon residue after-flame in the solid materials of converter 11 by M type material returning device 7, for ash discharge, Wingdale and kaolin cement baking provide heat, the high-temperature flue gas that generates enters in the secondary preheater 802 via fume pipe 10, and flue gas is carried Wingdale and kaolin secretly and entered in the one-level preheater 801; In one-level preheater 801, flue gas carries out heat exchange with Wingdale and kaolin respectively, then flue gas is discharged from the exhanst gas outlet 803 of one-level preheater 801, and Wingdale and kaolin fall into fume pipe 10, carries secretly through the flue gas of converter 11 discharges to enter in the secondary preheater 802; In secondary preheater 802, Wingdale and kaolin carry out the heat exchange second time with flue gas respectively, and subsequently, flue gas flows in the one-level preheater 801, and Wingdale and kaolin fall into converter 11 through the 3rd dipleg 9; In converter 11, the burning carbon residue, for preparation cement provides heat, Wingdale, kaolin and entered ash content in the solid materials of converter 11 by M type material returning device 7 and react and make cement clinker, cement clinker is discharged from the cement exit 1102 of converter 11.
Said process is for the preparation of cement.
Further, the method also comprised for the 5th step, and flue gas enters in the Waste Heat Generation device 13 after discharging from exhanst gas outlet 803.Utilize the heat generation steam of flue gas, steam enters steam turbine from waste heat boiler, drives the generator generating.This step is used for generating.
In said process, converter 11 is in tilted layout, and constantly revolution, and the solid materials in the converter 11 is moved to cement exit 1102 directions of converter 11 continuously.This is convenient to cement clinker from cement exit 1102 discharges of converter 11.
Claims (6)
1. the device of a circulation fluidized bed coal gasifying ash discharge recycling, it is characterized in that, this device comprises circle fluidized-bed gasification furnace (1), primary cyclone (2), secondary cyclone (3), the first dipleg (4), the second dipleg (5), U-shaped material returning device (6), M type material returning device (7), one-level preheater (801), secondary preheater (802), the 3rd dipleg (9), fume pipe (10), converter (11) and motor (12), the lower end of circle fluidized-bed gasification furnace (1) is provided with bunker coal entrance (101), the bottom of circle fluidized-bed gasification furnace (1) is provided with oxygen and steam-in (102), the top of secondary cyclone (3) is provided with gas exit (301), the upper end of one-level preheater (801) is provided with exhanst gas outlet (803), and a side of converter (11) is provided with gas inlet (1101) and cement exit (1102);
The top of described circle fluidized-bed gasification furnace (1) links to each other with the top of primary cyclone (2), the bottom of primary cyclone (2) links to each other with the top of M type material returning device (7) by the first dipleg (4), the top of primary cyclone (2) links to each other with the top of secondary cyclone (3), the bottom of secondary cyclone (3) links to each other with the top of secondary dipleg (5), the bottom of secondary dipleg (5) links to each other with the bottom of the first dipleg (4) by U-shaped material returning device (6), M type material returning device (7) both sides are provided with feed back pipe (701) and ash releasing tube (702), one side of M type material returning device (7) links to each other by the bottom of feed back pipe (701) with circle fluidized-bed gasification furnace (1), the opposite side of M type material returning device (7) links to each other by ash releasing tube (702) and converter (11), the top of secondary preheater (802) links to each other with converter (11) by fume pipe (10), the bottom of secondary preheater (802) links to each other with converter (11) by the 3rd dipleg (9), the top of secondary preheater (802) links to each other with the top of one-level preheater (801) by riser tube (12), and riser tube (12) is provided with cement raw material entrance processed (1201); The bottom of one-level preheater (801) is connected in the inner chamber of fume pipe (10) by pipeline.
2. according to the device of circulation fluidized bed coal gasifying ash discharge recycling claimed in claim 1, it is characterized in that, also comprise Waste Heat Generation device (13), the exhanst gas outlet of described one-level preheater (803) links to each other with the gas approach of Waste Heat Generation device (13).
3. the using method of the device of a circulation fluidized bed coal gasifying ash discharge recycling claimed in claim 1 is characterized in that, the method may further comprise the steps:
The first step drops into the bunker coal entrance (101) of coal from circle fluidized-bed gasification furnace (1) the circle fluidized-bed gasification furnace (1), simultaneously, by oxygen and steam-in (102), passes into oxygen and steam to circle fluidized-bed gasification furnace (1); Coal, oxygen and steam be the generating gasification reaction in circle fluidized-bed gasification furnace (1), answers product and unreacted coke to rise and enters in the primary cyclone (2);
Second step, in primary cyclone (2), part of ash is separated through primary cyclone (2) with unreacted coke, enters in the M type material returning device (7) by the first dipleg (4); The ash content that in primary cyclone (2), can't capture and not the coke of complete reaction enter secondary cyclone (3) through primary cyclone (2) top by the gas entrainment after the gasification; Separate through secondary cyclone (3), isolated raw gas is discharged from gas exit (301), ash content and coke import in the first dipleg (4) through the second dipleg (5), U-shaped material returning device (6) successively, fall into M type material returning device (7) by the first dipleg (4) again;
In the 3rd step, M type material returning device (7) splits into two portions with solid materials, and wherein a part of solid materials is in feed back pipe (701) returns circle fluidized-bed gasification furnace (1), and another part solid materials enters in the converter (11) through ash releasing tube (702);
The 4th step, Wingdale and kaolin are added from cement raw material entrance (1201), after one-level preheater (801) and secondary preheater (802) preheating, enter in the converter (11) through the 3rd dipleg (9), enter ash content acting in conjunction in the solid materials of converter (11) with M type material returning device (7), make cement.
4. the using method of the device of circulation fluidized bed coal gasifying ash discharge recycling according to claim 3, it is characterized in that, in described the 4th step, gas inlet (1101) to converter (11) passes into air, to enter carbon residue after-flame in the solid materials of converter (11) by M type material returning device (7), the high-temperature flue gas that generates enters in the secondary preheater (802) via fume pipe (10), and flue gas is carried Wingdale and kaolin secretly and entered in the one-level preheater (801); In one-level preheater (801), flue gas carries out heat exchange with Wingdale and kaolin respectively, then flue gas is discharged from the exhanst gas outlet (803) of one-level preheater (801), Wingdale and kaolin fall into fume pipe (10), carry secretly through the flue gas of converter (11) discharge to enter in the secondary preheater (802); In secondary preheater (802), Wingdale and kaolin carry out the heat exchange second time with flue gas respectively, and subsequently, flue gas flows in the one-level preheater (801), and Wingdale and kaolin fall into converter (11) through the 3rd dipleg (9); In converter (11), the burning carbon residue, for preparation cement provides heat, Wingdale, kaolin and entered ash content in the solid materials of converter (11) by M type material returning device (7) and react and make cement clinker, cement clinker is discharged from the cement exit (1102) of converter (11).
5. the using method of the device of circulation fluidized bed coal gasifying ash discharge recycling according to claim 4 is characterized in that, also comprises for the 5th step, will pass into the Waste Heat Generation device (13) from the flue gas that exhanst gas outlet (803) is discharged.
6. the using method of the device of circulation fluidized bed coal gasifying ash discharge recycling according to claim 3, it is characterized in that, described converter (11) is in tilted layout, and constantly revolution makes solid materials in the converter (11) go out (1102) direction to the cement of converter (11) continuously and moves.
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3957459A (en) * | 1974-04-04 | 1976-05-18 | Exxon Research And Engineering Company | Coal gasification ash removal system |
| US4110121A (en) * | 1976-06-16 | 1978-08-29 | Portlandzementwerk Dotternhausen Rudolf Rohbach Kommanditgesellschaft | Process for producing cement clinker |
| CN1274830A (en) * | 1999-05-21 | 2000-11-29 | 庄骏 | Method and equipment utilizing afterheat of high-temperature waste gas from cement kiln |
| WO2002064526A1 (en) * | 2001-02-12 | 2002-08-22 | Alstom (Switzerland) Ltd | Method of producing cement clinker and electricity |
| CN2608507Y (en) * | 2003-02-12 | 2004-03-31 | 田原宇 | Two stage pulverized coal circulating fluidized bed gasification device |
| CN101240196A (en) * | 2007-02-07 | 2008-08-13 | 中国科学院工程热物理研究所 | Fine coal pressurization dense phase transporting bed gasification method and device |
| CN101293747A (en) * | 2007-04-25 | 2008-10-29 | 加州水泥公司 | Conversion of coal-fired power plants to co-generate cement |
| CN101434461A (en) * | 2007-11-13 | 2009-05-20 | 川崎成套设备股份有限公司 | Apparatus and method for processing wastes |
| CN201254529Y (en) * | 2008-09-01 | 2009-06-10 | 黄新春 | Cement clinker calcination system |
| CN102452803A (en) * | 2010-10-21 | 2012-05-16 | 川崎重工业株式会社 | Waste treatment equipment |
-
2012
- 2012-11-07 CN CN201210441315.0A patent/CN102925219B/en not_active Expired - Fee Related
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3957459A (en) * | 1974-04-04 | 1976-05-18 | Exxon Research And Engineering Company | Coal gasification ash removal system |
| US4110121A (en) * | 1976-06-16 | 1978-08-29 | Portlandzementwerk Dotternhausen Rudolf Rohbach Kommanditgesellschaft | Process for producing cement clinker |
| CN1274830A (en) * | 1999-05-21 | 2000-11-29 | 庄骏 | Method and equipment utilizing afterheat of high-temperature waste gas from cement kiln |
| WO2002064526A1 (en) * | 2001-02-12 | 2002-08-22 | Alstom (Switzerland) Ltd | Method of producing cement clinker and electricity |
| CN2608507Y (en) * | 2003-02-12 | 2004-03-31 | 田原宇 | Two stage pulverized coal circulating fluidized bed gasification device |
| CN101240196A (en) * | 2007-02-07 | 2008-08-13 | 中国科学院工程热物理研究所 | Fine coal pressurization dense phase transporting bed gasification method and device |
| CN101293747A (en) * | 2007-04-25 | 2008-10-29 | 加州水泥公司 | Conversion of coal-fired power plants to co-generate cement |
| CN101434461A (en) * | 2007-11-13 | 2009-05-20 | 川崎成套设备股份有限公司 | Apparatus and method for processing wastes |
| CN201254529Y (en) * | 2008-09-01 | 2009-06-10 | 黄新春 | Cement clinker calcination system |
| CN102452803A (en) * | 2010-10-21 | 2012-05-16 | 川崎重工业株式会社 | Waste treatment equipment |
Non-Patent Citations (1)
| Title |
|---|
| 岑可法 等: "煤炭洁净综合利用技术的研究与前景", 《煤炭转化》, vol. 17, no. 3, 31 August 1994 (1994-08-31) * |
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