CN201033772Y - Integral system for oil shale retorting oil refining and coal-char combustion power generation - Google Patents
Integral system for oil shale retorting oil refining and coal-char combustion power generation Download PDFInfo
- Publication number
- CN201033772Y CN201033772Y CNU2007200936746U CN200720093674U CN201033772Y CN 201033772 Y CN201033772 Y CN 201033772Y CN U2007200936746 U CNU2007200936746 U CN U2007200936746U CN 200720093674 U CN200720093674 U CN 200720093674U CN 201033772 Y CN201033772 Y CN 201033772Y
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- CN
- China
- Prior art keywords
- oil shale
- power generation
- semi
- oil
- coke
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
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- Combustion Of Fluid Fuel (AREA)
Abstract
The utility model relates to an integrated system combined oil shale dry distillation refining with semi-coke combustion power generation, comprising a crusher, a feeding hopper, a spire feeder (a), a circulating fluidized bed boiler, a spire feeder (b), a mixer, a roller type retort furnace, a collecting container, a cyclone separator, a roller type ash cooler (a), a semi-coke feeding hopper, a condensation recovery system, an internal-combustion engine, a steam turbine, a dust collector, an induced fan, a chimney and a roller type ash cooler (b). The utility model is characterized in that the refeed device of the circulating fluidized bed boiler is connected with the mixer, and the mixer is connected with the roller type retort furnace by a delivery pipe. The hot circular ash in the semi-coke and oil shale circulating fluidized bed boiler is directly used as the heat carrier in the dry distillation process of the oil shale, the distillated semi-coke and partially crude oil shale is used as the fuel of the circulating fluidized bed boiler. The utility model has the advantages of enabling synchronous process of dry distillation refining and semi-coke combustion power generation, having simple structure, low cost and relatively small space occupation.
Description
Technical field
The utility model relates to oil shale resources comprehensive utilization technique field, is a kind of oil shale retorting oil refining, coal-char combustion power generation integrated system.
Background technology
Drum-type gas retort in the existing oil shale resources utilization system need be provided with thermal source in addition, and its weak point is, the total system complex structure, and the cost height, it is big to take up room.
Summary of the invention
The purpose of this utility model is, prior art is carried out substantial improvements, provides a kind of system architecture simple, and cost is low, the relatively little oil shale retorting oil refining that takes up room, coal-char combustion power generation integrated system.
The purpose of this utility model is realized by following technical scheme: a kind of oil shale retorting oil refining, the coal-char combustion power generation integrated system, it comprises crusher 2, load hopper 3a, screw feeder 4a, circular fluid bed 5, screw feeder 9b, mixing tank 8, transfer lime 10, drum-type gas retort 11, collection container 12, cyclonic separator 13b, roller slag cooler 17a, load hopper 18b, condensate recovery system 14, oil engine 16, steam turbine 19, fly-ash separator 20, induced draft fan 21, chimney 22, roller slag cooler 23b, it is characterized in that: the material-returning device 7 of circular fluid bed 5 is connected with mixing tank 8, and mixing tank 8 is connected with drum-type gas retort 11 by transfer lime 10.
Oil shale retorting oil refining of the present invention, coal-char combustion power generation integrated system, because the shale semicockes circular fluid bed is connected with the drum-type gas retort of solid thermal carriers, required solid thermal carriers directly come from the cycling hot ash of semicoke and shale circular fluid bed during oil shale distillation; And the fuel of circular fluid bed comes from semicoke and the former resinous shale of part after the destructive distillation, has realized that oil shale retorting oil refining and coal-char combustion power generation carry out synchronously, have simple in structure, advantage such as cost is low, and it is relatively little to take up room.
Description of drawings
Fig. 1 is the syndeton synoptic diagram of oil shale retorting oil refining, coal-char combustion power generation integrated system.
Among the figure: 1 resinous shale raw ore, 2 crushers, 3a load hopper, 4a screw feeder, 5 circular fluid beds, the 6a cyclonic separator, 7 material-returning devices, 8 mixing tanks, 9b screw feeder, 10 transfer limes, 11 drum-type gas retorts, 12 collection containers, 13b cyclonic separator, 14 condensate recovery systems, 15 shale oil, 16 oil engines, 17a roller slag cooler, the 18b load hopper, 19 steam turbine, 20 fly-ash separators, 21 induced draft fans, 22 chimneys, 23b roller slag cooler, 24 Building Materials Factories, 25 heating surfaces.
Embodiment
Below in conjunction with drawings and Examples the present invention is further described.
With reference to Fig. 1, oil shale retorting oil refining, coal-char combustion power generation integrated system, it comprises that the discharge gate of crusher 2 links to each other with screw feeder 9b with load hopper 3a by two groups of belts.The discharge port of load hopper 3a is connected with screw feeder 4a opening for feed by pipeline, and screw feeder 4a discharge port is connected with circular fluid bed 5 opening for feeds.Screw feeder 9b discharge port is connected with mixing tank 8 opening for feeds, and the material-returning device 7 of circular fluid bed 5 is connected with mixing tank 8 by pipeline, and mixing tank 8 is connected with drum-type gas retort 11 opening for feeds by transfer lime 10.Drum-type gas retort 11 discharge ports are connected with collection container 12, collection container 12 air outlets are connected with cyclonic separator 13b inlet mouth, cyclonic separator 13b ash discharge cinder notch is connected with collection container 12, collection container 12 is connected with roller slag cooler 17a inlet, the semicoke outlet of roller slag cooler 17a links to each other with load hopper 18b by belt, cyclonic separator 13b air outlet is connected with condensate recovery system 14 inlet mouths, the burner of the air outlet of condensate recovery system 14 and circular fluid bed 5 is or/and oil engine 16 is connected, and circular fluid bed 5 is connected with steam turbine 19 inlet mouths by heating surface 25.Circular fluid bed 5 is connected with fly-ash separator 20, and fly-ash separator 20 is connected with induced draft fan 21, and induced draft fan 21 is connected with the smoke inlet of chimney 22.The slag-drip opening of circular fluid bed 5 is connected with roller slag cooler 23b.
The working process of oil shale retorting oil refining, coal-char combustion power generation integrated system is: the particle that resinous shale raw ore 1 is broken into 0～15mm through crusher 2, wherein a part of oil shale particle is sent into load hopper 3a by belt, and another part oil shale particle is delivered to by nitrogen-sealed screw feeder 9b by belt; Oil shale particle is sent in the mixing tank 8 of sealing by screw feeder 9b, oil shale particle mixes with the circulating ash that from circulating fluidized bed material-returning device 7 temperature is 750～850 ℃ in mixing tank 8, the weight ratio of mixture is a resinous shale: circulating ash is 1: 2～3, and the mixture of resinous shale and circulating ash is sent in the drum-type gas retort 11 by transfer lime 10; Resinous shale and circulating ash thorough mixing heat exchange in the cylinder rotation process in drum-type gas retort 11 is through finishing oil shale retort in 15～30 minutes; Temperature is that 450～550 ℃ of destructive distillation product coal gas, shale oil gas, semicokes enter collection container 12; In collection container 12, destructive distillation product coal gas, shale oil gas and some fine particle things enter cyclonic separator 13b and finish gas and separate with solid from top; The solid particulate that is separated by cyclonic separator 13b returns collection container 12, sends into roller slag cooler 17a with semicoke; Semicoke is cooled to 70～90 ℃ in roller slag cooler 17a, sends into semicoke load hopper 18b through belt conveyor again; Coal gas after cyclonic separator 13b separates and shale oil gas enter condensate recovery system 14 and are condensed into shale oil 15; Isolating not condensation dry distillation gas is sent into circular fluid bed 5, burns with semicoke, resinous shale or/and send into oil engine 16 direct combustion power generations; The needed fuel of circular fluid bed 5 burnings is supplied with in proportion by the load hopper 18b of load hopper 3a and semicoke; Resinous shale and semicoke are sent into fluidized bed combustion in the boiler 5 by screw feeder 4a, temperature of combustion is at 830～920 ℃, in the combustion processes, the following particle of a part of 1.5mm that flue gas carries enters cyclonic separator 6a and carries out gas solid separation, the part of the circulating ash after the separation is returned in the circular fluid bed 5 by circulating fluidized bed material-returning device 7, another part enters in the mixing tank 8, semicoke and resinous shale transmit feedwater at the heating surface 25 of circular fluid bed 5 mixed firing liberated heats by boiler, heat water to superheated vapour as extral supporting medium and/or send into steam turbine 19 works done generating; The flue gas that boiler combustion produces is sent into chimney 22 by induced draft fan 21 pressurizations and is entered in the atmosphere after fly-ash separator 20 separates flying dust (its carbon content is less than 2%).Lime-ash after circular fluid bed 5 burning enters roller slag cooler 23b cooling back and sends into Building Materials Factory 24 with fly-ash separator 20 isolating flying dusts and be used to make haydite and/or building block as the building materials raw material.Described circular fluid bed 5 needed resinous shale of burning and semicoke are supplied with resinous shale by weight proportion: semicoke is 2: 8,3: 7, and 4: 6.
The utility model oil shale retorting oil refining, the used unit of coal-char combustion power generation integrated system are the commercially available prod.
Claims (1)
1. oil shale retorting oil refining, the coal-char combustion power generation integrated system, it comprises crusher (2), load hopper (3a), screw feeder (4a), circular fluid bed (5), screw feeder (9b), mixing tank (8), drum-type gas retort (11), collection container (12), cyclonic separator (13b), roller slag cooler (17a), load hopper (18b), condensate recovery system (14), oil engine (16), steam turbine (19), fly-ash separator (20), induced draft fan (21), chimney (22) and roller slag cooler (23b), it is characterized in that: the material-returning device (7) of circular fluid bed (5) is connected with mixing tank (8), and mixing tank (8) is connected with drum-type gas retort (11) by transfer lime (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200936746U CN201033772Y (en) | 2007-05-09 | 2007-05-09 | Integral system for oil shale retorting oil refining and coal-char combustion power generation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200936746U CN201033772Y (en) | 2007-05-09 | 2007-05-09 | Integral system for oil shale retorting oil refining and coal-char combustion power generation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201033772Y true CN201033772Y (en) | 2008-03-12 |
Family
ID=39194664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200936746U Expired - Fee Related CN201033772Y (en) | 2007-05-09 | 2007-05-09 | Integral system for oil shale retorting oil refining and coal-char combustion power generation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201033772Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102161898A (en) * | 2011-03-21 | 2011-08-24 | 吴启成 | Multi-layer drum-type destructive distillation process and retort furnace for oil shale |
| CN102776010A (en) * | 2012-08-10 | 2012-11-14 | 江苏鹏飞集团股份有限公司 | Oil shale destructive distillation method |
| CN103131450A (en) * | 2011-12-05 | 2013-06-05 | 中国石油化工股份有限公司 | Method and device for destructive distillation of oil shale |
| CN103131444A (en) * | 2011-12-05 | 2013-06-05 | 中国石油化工股份有限公司 | Method and device for fluid-bed destructive distillation of oil shale |
-
2007
- 2007-05-09 CN CNU2007200936746U patent/CN201033772Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102161898A (en) * | 2011-03-21 | 2011-08-24 | 吴启成 | Multi-layer drum-type destructive distillation process and retort furnace for oil shale |
| CN103131450A (en) * | 2011-12-05 | 2013-06-05 | 中国石油化工股份有限公司 | Method and device for destructive distillation of oil shale |
| CN103131444A (en) * | 2011-12-05 | 2013-06-05 | 中国石油化工股份有限公司 | Method and device for fluid-bed destructive distillation of oil shale |
| CN103131450B (en) * | 2011-12-05 | 2014-06-18 | 中国石油化工股份有限公司 | Method and device for destructive distillation of oil shale |
| CN102776010A (en) * | 2012-08-10 | 2012-11-14 | 江苏鹏飞集团股份有限公司 | Oil shale destructive distillation method |
| CN102776010B (en) * | 2012-08-10 | 2013-12-04 | 江苏鹏飞集团股份有限公司 | Oil shale dry distillation method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080312 Termination date: 20100509 |