CN2193878Y - Powdered coal destructive distillation apparatus - Google Patents
Powdered coal destructive distillation apparatus Download PDFInfo
- Publication number
- CN2193878Y CN2193878Y CN 94214916 CN94214916U CN2193878Y CN 2193878 Y CN2193878 Y CN 2193878Y CN 94214916 CN94214916 CN 94214916 CN 94214916 U CN94214916 U CN 94214916U CN 2193878 Y CN2193878 Y CN 2193878Y
- Authority
- CN
- China
- Prior art keywords
- coal
- combustion chamber
- dry
- fuel
- flow
- Prior art date
- 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 - Lifetime
Links
- 239000003245 coal Substances 0.000 title claims abstract description 49
- 238000000197 pyrolysis Methods 0.000 title claims abstract description 36
- 238000002485 combustion reaction Methods 0.000 claims abstract description 30
- 239000000446 fuel Substances 0.000 claims abstract description 30
- 239000012071 phase Substances 0.000 claims abstract description 12
- 238000007670 refining Methods 0.000 claims abstract description 12
- 239000007790 solid phase Substances 0.000 claims abstract description 6
- 238000005507 spraying Methods 0.000 claims abstract description 5
- 229910052751 metal Inorganic materials 0.000 claims abstract description 4
- 239000002184 metal Substances 0.000 claims abstract description 4
- 239000000843 powder Substances 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 6
- 230000008676 import Effects 0.000 claims description 2
- 235000010627 Phaseolus vulgaris Nutrition 0.000 claims 1
- 244000046052 Phaseolus vulgaris Species 0.000 claims 1
- 235000012149 noodles Nutrition 0.000 claims 1
- 238000011161 development Methods 0.000 abstract description 8
- 238000012545 processing Methods 0.000 abstract description 8
- 239000000571 coke Substances 0.000 abstract description 4
- 239000008187 granular material Substances 0.000 abstract 2
- 239000007789 gas Substances 0.000 description 14
- 238000000034 method Methods 0.000 description 9
- 239000002245 particle Substances 0.000 description 8
- 239000003921 oil Substances 0.000 description 6
- 239000002817 coal dust Substances 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 239000010779 crude oil Substances 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 235000009508 confectionery Nutrition 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000005485 electric heating Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 239000012264 purified product Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 241000282326 Felis catus Species 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000000796 flavoring agent Substances 0.000 description 1
- 235000019634 flavors Nutrition 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000003317 industrial substance Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000001473 noxious effect Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000004449 solid propellant Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Landscapes
- Solid Fuels And Fuel-Associated Substances (AREA)
Abstract
The utility model relates to a spraying suspended powdered coal destructive distillation apparatus. A combustion chamber is arranged at the lower part of a vertical cylindrical metal container for the passing of the inputting compressed air and gas fuel for combustion, and dry distillation heat and gas flow are provided. A plurality of dry powdered coal nozzles are equally spaced on the wall of the container arranged at the upper part of the nozzle of the burning chamber. The powdered coal flow which is delivered by definite atmospheric pressure is sprayed in by the nozzles, and the processing of the spraying suspended destructive distillation is conducted in a tower. The gas phase fuel-carbureted gas and the solid phase fuel-refining powdered coke granule can be obtained. The carbureted gas is used as the fuel for national development combined cycle plant, and the refining powdered coke granule can be exported for earning foreign currency. The utility model has good economy.
Description
The utility model relates to a kind of equipment that raw coal is processed into refining fuel, exactly, relate to the contemporary new and high technology of a kind of application with raw coal as processing crude oil, this thick fuel of raw coal is made with extra care, process the isolated plant of gas phase and two kinds of purified products of solid phase, belong to the coal technical field of processing equipment.
Since ancient times, people get used to coal as directly fuel use always.Yet, as the coal of nature Mineral resources, especially contain pluralities of fuel and industrial chemicals in the raw coal that directly exploitation is come out from the colliery, as use that it is directly burnt, both contaminate environment was again the significant wastage to its resource, and was very unreasonable.As people also once crude oil was directly acted as a fuel in early days use, after but people have found crude refining become various refined products very early, its use value is higher, can also significantly reduce the pollution to environment, produces thus and has developed oil refining and petrochemical complex industry.Oil refining is to separate its moiety after the oil heating evaporation with liquid phase becomes gas phase, because raw coal is a blocks of solid, resemble processing treatment the oil refining, uses conventional methods to be difficult to technically realize.Along with earth industrialization development, the cry of claimed human ecological environment is strong day by day, and the behavior of the use that directly raw coal acted as a fuel also will be listed the agenda of environmental improvement in.As in Europe, stipulated the limit of each enterprise discharge of noxious gases in atmospheric layer, as the discharging that exceeds standard, collect expenses of environmental protection, in 93 years, the 1 ton of obnoxious flavour of discharging that whenever exceeds standard will be charged 699 dollars, will increase to 6000 dollars per ton by 2000.
Rationally utilize angle from the energy, with coal do the employing simple cycle unit of fuel firepower electrical plant energy consumption height, pollute big, generating efficiency is low, the development superpotential of large-scale firepower electrical plant is to adopt the high-efficiency electric-heating Combined Cycle Unit based on internal combustion turbine of geseous fuel (as Sweet natural gas etc.) from now on.Now advanced Combined Cycle Unit generating efficiency has reached 52-54%, and present firepower electrical plant only is its half.U.S.'s capacity under construction in lakeside, ontario is that the independent power plant of 1000 megawatts (MW) is exactly the electric heating Combined Cycle Unit that adopts internal combustion turbine and steam turbine combined cycle generation, discharge of harmful gases can be controlled to minimum degree: every year is to 3000 tons of the insufficient total amounts of the nitrogen oxide of airborne release and carbon monoxide.Though China is a produce oil big country, the output of domestic goods Sweet natural gas still is not enough to the large-scale circulating power station of development in the supplier regrettably.In order to control pollution, the 93 year end of the year, the USDOE expert advised once that Chinese Government by the method for gasification is obtained gas turbine fuel, promoted to use the Combined Cycle Unit generating with this.
The purpose of this utility model provides a kind of spraying suspended powdered coal destructive distillation processing unit (plant) that coal gas phase and the refining fuel of solid phase can be provided.
The utility model is achieved in that it has base, dry distillation tower, combustion chamber, dry coal powder jet pipe, is characterized in that; Dry distillation tower is a vertical and cylindrical metal container, be fixed on the ground by its base, this container bottom is equipped with by input pressurized air and geseous fuel and burns, so that the combustion chamber of destructive distillation heat energy and air-flow to be provided, equidistant several dry coal powder nozzles that is equiped with at interval on the wall of container above the jet pipe of combustion chamber, this nozzle is circumscribed with can import the collecting pipe of being taken the pulverized coal flow that send by certain air pressure, the top of this dry distillation tower be coal after refining gas phase and the outlet of solid phase two-phase mixture; Supply with the commercial run controller that the flow velocity in the coal nozzle, pressure and Ta Nei temperature are controlled in real time at pressurized air, the pressure of geseous fuel, flow that this container nearby is installed on the combustion chamber.Wherein the combustion chamber can be the can burner, also can be toroidal combustion chamber.
The utility model is that raw coal is resembled a key equipment making with extra care processing the crude oil, patented technology " power set that is used for large-scale coal powder production " (patent No. CN92229284.1) basis the applicant, utilize spationautics earlier block raw coal to be processed into the microfine coal that particle size diameter is φ 1-10 μ in enormous quantities in industrialized mode, and after mixing coal water slurry with water, in the utility model device, carry out jet flow again, the pyrogenous refining processing treatment that suspends, thus obtain to support other purified product of needed gaseous fuel source in domestic development combustion and steaming joint circulation electricity, heat and cold union supply power station and raw coal.
The utility model be the applying solid particulate can suspended dispersed principle in gas and the special fractionation plant developed.It is that coal dust is carried out destructive distillation under the conditions of strictness control, make its hydrocarbon composition resolve into gas, in the utility model device, finish destructive distillation and two and be separated,---dry distillation gas and solid phase fuel---the refining coke powder particle that after the waste heat recovery of follow-up equipment, cooling, cooling, is separated into gas phase fuel again.Wherein geseous fuel can be used as " meticulous " fuel for domestic development circulating power station, can improve people's life fuel structure, can improve the ecological environment greatly again to reduce and pollute.Coke then is the hard-to-get commodity on the world market, the price of coke powder per ton, and the world market is 120 dollars, surpasses oil price.Because China is the big country of coal resources reserves and exploitation output, how to develop and the profound level that enlarges coal to use be the problem that energy sector is constantly explored always.The present invention carries out raw coal a new device of " making delicacies out of coarse food grain " exactly; can be under the prerequisite of giving full play to China's Energy resources advantage and technical superiority; the contradiction of the supply of fuel scarcity that solution domestic energy problem of development and environmental protection problem are faced; and the highly finished product of its processing also can be exported goods and earned foreign currency, and benefit huge.
Fig. 1 is a structural representation of the present utility model.
Referring to Fig. 1, the utility model is by base 1, dry distillation tower 2, combustion chamber 3, dry coal powder nozzle 4 compositions such as grade, wherein dry distillation tower 2 is vertical and cylindrical metal containers, be fixed on the ground by its base 1, in the dry distillation tower bottom combustion chamber 3 is housed, make it burning by input pressurized air 31 and geseous fuel 32, so that required heat energy of retort process and air-flow to be provided, temperature in the dry distillation tower should be controlled between 400-700 ℃, coefficient of excess air α in the combustion chamber 3 here is not too big, should be strict controlled within the scope of 1:1.05-1:1.20, never can reach the numerical value (1:3.5-1:5) of the coefficient of excess air in the internal combustion turbine.Equidistant several dry coal powder nozzles 4 that is equiped with at interval on wall of container above the jet pipe of combustion chamber, nozzle 4 is circumscribed with the interior filling of its pipeline and is taken the collecting pipe 41 that send pulverized coal flow by certain air pressure, this pulverized coal flow is sent in the tower by nozzle, its pulverized coal particle should be controlled between the diameter phi 1-10 μ, i.e. microfine coal.In the time of in the high-temperature gas in the combustion chamber 3 sprays into dry distillation tower 2, will run in the dry distillation tower on combustion chamber burner top the dry coal powder particles that descends slowly and lightly to sedimentation down, this high-temperature gas will carry pulverized coal particle and suspend ground to the cat head rising, and finishes retort process in uphill process.In dry distillation tower, the lift velocity of air-flow can be controlled to and surpasses the wherein settling velocity of coal dust in dry distillation tower of largest particle slightly, so that can be in strict control tower under the conditions such as temperature, pressure, flow velocity, atmosphere, coal dust is carried out destructive distillation, be divided into geseous fuel and powdered solid particulate.The top 21 of dry distillation tower is the outlet of this two-phase mixture, after the two-phase mixture of output filters through conventional separation, waste heat recovery, cooling, deep bed filter, wherein gas phase fuel enters output channel, just can be provided and delivered by multi-purpose station pipeline after purifying treatment, supercharging, metering and use to the user.The powdery coke then can be gone into finished goods warehouse and be stored export trade after weighing, packing.Because said apparatus all is a conventional criteria equipment, the formation of also non-the utility model equipment is so no longer carefully state.It needs to be noted that though the physical construction of the utility model equipment is quite simple, the mode control of its retort process must quite carried out under the strict process operational condition.So, near dry distillation tower 2, be installed on commercial run controller 5, this controller 5 is by pressurized air, the pressure of geseous fuel, the flow of its 51 pairs of combustion chambers of interface interface, and the flow velocity of coal dust, pressure and Ta Nei temperature, pressure and other parameters are gathered in real time, controlled.Above-mentioned combustion chamber 3 can be the single hose combustion chamber, also can be toroidal combustion chamber.
The utility model can also be made destructive distillation container 2 as the vertical pyramidal structure as the chimney, wherein combustion chamber 3 nozzles still are positioned at the bottom of destructive distillation container, in container 2, spray into pressurized air and geseous fuel, so that heat up in the tower required fuel and suspension air-flow to be provided, at this moment coal nozzle 4 should be positioned at the top of dry distillation tower, make pulverized coal flow according to its particle gravity and in the settled process, run into the hot gas flow of rising and produce suspension destructive distillation effect.Because of body of the tower is very high, can be in pulverized coal particle decline process abundant destructive gasifying, like this, what come out from the dry distillation tower top is the geseous fuel product of this device, the solid fuel product is then discharged at the bottom of tower.In the body of the tower metallic spacer layer can be housed, to reduce contacting of coal dust and oxygen.
In a word, utilizing the utility model that coal is carried out jet flow suspension destructive distillation handles, can obtain fine fuel, energy-conservation, increase economic benefit and improvement improves overall economic efficiency and social benefits such as environmental pollution, be an important device that development potentiality and application prospect are arranged very much.
Claims (2)
1, a kind of dry distillation device for spraying suspended powdered coal, it has base, dry distillation tower, combustion chamber, dry coal powder jet pipe, it is characterized in that; Dry distillation tower is a vertical and cylindrical metal container, be fixed on the ground by its combustion chamber, this container bottom is equipped with by input pressurized air and geseous fuel and burns, so that the combustion chamber of destructive distillation heat energy and air-flow to be provided, equidistant several dry coal dried bean noodles nozzles that is equiped with at interval on the wall of container above the jet pipe of combustion chamber, this nozzle is circumscribed with can import the collecting pipe of being taken the pulverized coal flow that send by certain air pressure, the top of this dry distillation tower be coal after refining gas phase and the outlet of solid phase two-phase mixture; Supply with the flow velocity in the dry coal powder nozzle, the commercial run controller that pressure and Ta Nei temperature are controlled in real time at pressurized air, the pressure of geseous fuel, flow that this container nearby is installed on the combustion chamber.
2, dry distillation device for spraying suspended powdered coal as claimed in claim 1 is characterized in that: wherein the combustion chamber can be the can burner, also can be toroidal combustion chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94214916 CN2193878Y (en) | 1994-06-14 | 1994-06-14 | Powdered coal destructive distillation apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94214916 CN2193878Y (en) | 1994-06-14 | 1994-06-14 | Powdered coal destructive distillation apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2193878Y true CN2193878Y (en) | 1995-04-05 |
Family
ID=33831052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 94214916 Expired - Lifetime CN2193878Y (en) | 1994-06-14 | 1994-06-14 | Powdered coal destructive distillation apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2193878Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1074446C (en) * | 1994-06-14 | 2001-11-07 | 北京市西城区新开通用试验厂 | Dry distillation device for spraying suspended powdered coal |
| CN1308463C (en) * | 1998-07-24 | 2007-04-04 | 技术资源有限公司 | Direct smelting process and apparatus |
| CN101497822B (en) * | 2009-02-11 | 2012-08-29 | 王承信 | Coal gas scrubbing tower |
| CN104722097A (en) * | 2013-12-20 | 2015-06-24 | 玉门市玉海能源开发有限公司 | Vertical oil sand dry distillation separation apparatus |
-
1994
- 1994-06-14 CN CN 94214916 patent/CN2193878Y/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1074446C (en) * | 1994-06-14 | 2001-11-07 | 北京市西城区新开通用试验厂 | Dry distillation device for spraying suspended powdered coal |
| CN1308463C (en) * | 1998-07-24 | 2007-04-04 | 技术资源有限公司 | Direct smelting process and apparatus |
| CN101497822B (en) * | 2009-02-11 | 2012-08-29 | 王承信 | Coal gas scrubbing tower |
| CN104722097A (en) * | 2013-12-20 | 2015-06-24 | 玉门市玉海能源开发有限公司 | Vertical oil sand dry distillation separation apparatus |
| CN104722097B (en) * | 2013-12-20 | 2018-01-19 | 玉门市玉海能源开发有限公司 | Oil-sand vertical dry evaporates separator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| C20 | Patent right or utility model deemed to be abandoned or is abandoned | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| C20 | Patent right or utility model deemed to be abandoned or is abandoned |