CN206940763U - Coal-ethylene glycol device and coal-ethylene glycol system - Google Patents
Coal-ethylene glycol device and coal-ethylene glycol system Download PDFInfo
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- CN206940763U CN206940763U CN201720471274.8U CN201720471274U CN206940763U CN 206940763 U CN206940763 U CN 206940763U CN 201720471274 U CN201720471274 U CN 201720471274U CN 206940763 U CN206940763 U CN 206940763U
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
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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
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Abstract
The utility model provides a kind of coal-ethylene glycol device and coal-ethylene glycol system, and the coal-ethylene glycol device includes：Coal storage and transportation apparatus, the calcium carbide production unit and rapid pyrolysis apparatus being connected respectively with coal storage and transportation apparatus, and the char Gasification stove being connected with rapid pyrolysis apparatus；The calcium carbide production unit includes the limekiln being connected with the coal storage and transportation apparatus, and the preheating furnace and furnace of calcium carbide being sequentially connected with the limekiln；The preheating furnace, rapid pyrolysis apparatus, furnace of calcium carbide and char Gasification stove are connected with collection device.Preheating furnace, rapid pyrolysis apparatus, furnace of calcium carbide and char Gasification stove described in coal-ethylene glycol device provided by the utility model are connected the unstripped gas as production ethylene glycol with collection device；The advantages of with simple in construction, environmentally friendly and energy-conservation.
Description
Technical field
Automotive oil tank preheating technology field is the utility model is related to, more particularly, to a kind of coal-ethylene glycol device and coal system
Glycol system.
Background technology
China is a rich coal, the country of oil-poor, few gas, and consumption of coal accounts for more than the 60% of primary energy consumption figure,
Which dictates that within the quite a long time, the energy resource structure based on coal is difficult to change.In terms of explored colliery quality,
The middle low-order coal proportion in China is very big, thus rationally and low-order coal production high-quality chemical products show in efficiently utilizing
Obtain particularly important.
In the last few years, the continuous development of the technology such as coal gasification, pyrolysis of coal, calcium carbide, gas purification and coal gas separation, it is low in making
The clean and effective of rank coal, which utilizes, has obtained increasing attention, while such as how middle low-order coal is that raw material produces high added value
Chemical product also result in the widely studied of related scholar.
Ethylene glycol is a kind of important petrochemical materials with high added value, in the past few years, the production of China's ethylene glycol
Rapid growth situation can be presented, but still can not meet the market demand in a short time, the import volume of China's ethylene glycol accounts for Apparent con- sumption
More than 60%, the development potentiality in domestic ethylene glycol market is huge.China's oil shortage of resources, coal resources relative abundance, coal
Ethyl glycol technique has obvious resources advantage.With the maturation of Coal Gasification Technology and the development of coal fast pyrolysis technology, coal
Ethyl glycol technique has also obtained continuous optimization innovation.
Much the poor quality of middle low-order coal, ash content are high, water content is high, particle diameter is small in China, do not fit through the side of coal gasification
Formula produces coal gas.Low-order coal is not reasonably utilized in substantial amounts of, causes the waste of resource and cost.
Utility model content
The purpose of this utility model in providing a kind of coal-ethylene glycol device with low in solving present in prior art
The poor quality of rank coal, ash content are high, water content is high, particle diameter is small, and the mode for not fitting through coal gasification produces coal gas, low in substantial amounts of
Rank coal is not reasonably utilized, and causes the technical problem of the waste of resource and cost.
The coal-ethylene glycol device that the utility model first aspect provides, including：
Coal storage and transportation apparatus, the calcium carbide production unit and rapid pyrolysis apparatus being connected respectively with coal storage and transportation apparatus, and with it is quick
The char Gasification stove of pyrolysis installation connection；
The calcium carbide production unit includes the limekiln being connected with the coal storage and transportation apparatus, and with the limekiln successively
The preheating furnace and furnace of calcium carbide of connection；
The preheating furnace, rapid pyrolysis apparatus, furnace of calcium carbide and char Gasification stove are connected with collection device.
The mixture of coal and lime stone is provided with the coal storage and transportation apparatus, lime stone delivers to limekiln production quick lime.
A middle low-order coal part in coal-ethylene glycol device provided by the utility model delivers to rapid pyrolysis apparatus progress
Fast pyrogenation produces pyrolysis gas and produces pyrolysis gas and semicoke, and some carries out being pyrolyzed output pyrolysis gas by preheating furnace.Half
Char Gasification, furnace of calcium carbide are produced calcium carbide stove exhaust by coke gasification stove.The preheating furnace, rapid pyrolysis apparatus, furnace of calcium carbide and semicoke
Gasification furnace is connected the unstripped gas as production ethylene glycol with collection device；The advantages of with simple in construction, environmentally friendly and energy-conservation.
A part delivers to fuel gas process units production fuel gas if necessary, and fuel gas process units fills with the coal accumulating
Put connection, the combustion gas in the fuel gas process units is each led into the limekiln, rapid pyrolysis apparatus and preheating furnace.
Further, it is provided with forming machine between the limekiln and the preheating furnace.Middle low-order coal some with come
From the quick lime in limekiln cold ball is suppressed by forming machine.Cold ball is delivered to preheating furnace and is pyrolyzed, output pyrolysis gas and hot-bulb.
Hot-bulb send furnace of calcium carbide to produce calcium carbide, and by-product calcium carbide stove exhaust, and calcium carbide can be further used for producing downstream acetylene base product, such as second
Alkynes, PE, PVC etc..
Further, in addition to the collection device purifying plant being connected, the preheating furnace, rapid pyrolysis apparatus,
The escape pipe of furnace of calcium carbide and char Gasification stove is connected after the purifying plant with the collection device.The preheating furnace and
It is passed through after the gas mixing of the rapid pyrolysis apparatus in the collection device, the tail gas of furnace of calcium carbide is also passed into collection device.
A semicoke part for fast pyrogenation production delivers to char Gasification stove, and another part is used to generate electricity.Hydrogen contains in pyrolysis gas
Amount is higher, and collection device is entered after purifying plant is handled.CO contents are high in calcium carbide stove exhaust, after purifying plant is handled
Into collection device.
Further, the char Gasification stove includes gasification furnace.
Further, the char Gasification stove also includes the air-separating plant being connected with the gasification furnace and slurrying dress
Put, the pulping device is connected with the rapid pyrolysis apparatus.Air-separating plant produces an oxygen part to be made for char Gasification
With another part is delivered to collection device.
Further, the pulping device is connected with the preheating furnace, and the preheating furnace is used to carry to the pulping device
Heat supply solution waste water.
Coal-ethylene glycol device provided by the utility model prepares the burnt slurry of water using waste water is pyrolyzed, and realizes technique productions device
With the coupling of environmental protecting device, investment and energy consumption are reduced.The utility model realizes methane conversion and the work of char Gasification simultaneously
Skill couples, and is combined into one methane conversion and gasification installation.
Further, the air-separating plant is also connected with the collection device.The purifying plant and the gasification
The circulating line for the methane gas in the purifying plant to be connected to the gasification furnace is connected between stove.The circulation pipe
Road is used to the methane after the purifying plant concentrate being passed through in the gasification furnace, and the methane after concentrate enters gasification furnace, in height
Methane conversion is completed while wet, methane conversion is realized and is coupled with the technique of char Gasification, makes methane conversion gentle
Makeup, which is put, to be combined into one.
Semicoke from rapid pyrolysis apparatus, and mixed from the pyrolysis waste water of calcium carbide production unit and rapid pyrolysis apparatus
Afterwards, the burnt slurry of water is prepared, pyrolysis waste water is containing difficult materials such as phenol.The burnt slurry of water purifies with the oxygen from air separation unit and from closing
The methane gas of device, complete char Gasification into gasification furnace in the lump.Methane is concentrated in purifying plant, and is delivered to semicoke gas
Change stove to be converted.CO contents are higher in char Gasification institute producing coal gas, after sending synthesis purification system processing, as production ethylene glycol
Unstripped gas.
Further, the rapid pyrolysis apparatus is connected with generator, and generating can use for full factory.
The utility model additionally provides a kind of coal-ethylene glycol system, wherein, including the as above coal second described in any one
Glycol units.
A kind of method for making ethylene glycol, using coal-ethylene glycol device as described above, wherein, concretely comprise the following steps：
S1, middle low-order coal is put into coal storage and transportation apparatus；
S2, middle low-order coal pass through rapid pyrolysis apparatus, char Gasification stove and the polynary coupled cogeneration second two of calcium carbide production unit
Alcohol.
Middle low-order coal can be separated a part, coal storage and transportation apparatus is connected with fuel gas process units, by fuel gas
Process units is pyrolysis installation, char Gasification stove and calcium carbide production unit provide fuel.
Further, the furnace of calcium carbide in step S2 in the gasification furnace and calcium carbide production unit of char Gasification stove produces coal gas,
Preheating furnace in rapid pyrolysis apparatus and calcium carbide production unit produces pyrolysis gas.CO content is higher in coal gas, hydrogen in pyrolysis gas
Gas content is higher, and coal gas is mixed into ethylene glycol raw material with pyrolysis gas.
Coal-ethylene glycol device provided by the utility model, in use, passing through the rapid pyrolysis apparatus of middle low-order coal, semicoke
The polynary coupled cogeneration ethylene glycol of gasification furnace, calcium carbide production unit, realize the sub-prime classification cascade utilization of middle low-order coal.Calcium carbide
CO contents are higher in furnace exhaust gas and char Gasification coal gas, and rapid pyrolysis apparatus and the heat production of preheating furnace institute middle hydrogen content of venting one's spleen are higher,
By the reasonably combined of these four gases, the unstripped gas of ethylene glycol production is more suitable for, reduces conversion load.In pyrolysis gas
Methane concentrate after be directly entered gasification furnace, methane conversion is completed while high-temperature gasification, realizes methane conversion and half
The technique coupling of coke gasification stove.The pulping water of char Gasification realizes technique productions device and environmental protecting device using pyrolysis waste water
Coupling, reduce investment and energy consumption.
The beneficial effects of the utility model are：
Described in coal-ethylene glycol device provided by the utility model described in calcium carbide production unit in calcium carbide production unit
Including the limekiln being connected with the coal storage and transportation apparatus, and the preheating furnace and furnace of calcium carbide being sequentially connected with the limekiln；It is described
Preheating furnace, rapid pyrolysis apparatus, furnace of calcium carbide and char Gasification stove are connected with collection device.Coal second provided by the utility model
A middle low-order coal part in glycol units deliver to rapid pyrolysis apparatus carry out fast pyrogenation produce pyrolysis gas produce pyrolysis gas and
Semicoke, some carries out being pyrolyzed output pyrolysis gas by preheating furnace.Char Gasification, furnace of calcium carbide are produced electricity by char Gasification stove
Stone furnace exhaust gas.The preheating furnace, rapid pyrolysis apparatus, furnace of calcium carbide and char Gasification stove are connected with collection device as production second
The unstripped gas of glycol；The advantages of with simple in construction, environmentally friendly and energy-conservation.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation for the coal-ethylene glycol device that the utility model embodiment one provides；
Fig. 2 is the structural representation of calcium carbide production unit in the coal-ethylene glycol device that the utility model embodiment one provides
Figure；
Fig. 3 is the structural representation for the coal-ethylene glycol device that another embodiment of the present utility model provides；
Fig. 4 is Fig. 3 concrete structure schematic diagram；
Fig. 5 is the structural representation for the coal-ethylene glycol device that another embodiment of the present utility model provides.
Reference：
10- coal storage and transportation apparatus；11- fuel gas process units；
12- calcium carbide production units；13- rapid pyrolysis apparatus；
14- char Gasification stoves；15- purifying plants；
16- collection devices；21- limekilns；
22- forming machines；23- preheating furnaces；
24- furnaces of calcium carbide；31- generators；
41- air-separating plants；42- pulping devices；
43- gasification furnaces.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is the utility model part of the embodiment, rather than whole embodiments.Based on the embodiment in the utility model, sheet
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality
Novel protected scope.
, it is necessary to explanation in description of the present utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instruction such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only
Described for the ease of description the utility model and simplifying, rather than instruction or imply signified device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.In addition, term " the
One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or hint relative importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
Embodiment one
Fig. 1 is the structural representation for the coal-ethylene glycol device that the utility model embodiment one provides；Fig. 2 is that this practicality is new
The structural representation of calcium carbide production unit in the coal-ethylene glycol device that type embodiment one provides.As shown in Figure 1 and Figure 4, this reality
The coal-ethylene glycol device provided with the embodiment of new first aspect, including：
Coal storage and transportation apparatus 10, the calcium carbide production unit 12 and rapid pyrolysis apparatus 13 being connected respectively with coal storage and transportation apparatus 10,
And the char Gasification stove 14 being connected with rapid pyrolysis apparatus 13；
The calcium carbide production unit 12 includes the limekiln 21 being connected with the coal storage and transportation apparatus 10, and with the lime
The preheating furnace 23 and furnace of calcium carbide 24 that kiln 21 is sequentially connected；
The preheating furnace 23, rapid pyrolysis apparatus 13, furnace of calcium carbide 24 and char Gasification stove 14 are connected with collection device 16.
The mixture of coal and lime stone is provided with the coal storage and transportation apparatus 10, lime stone delivers to the raw stone of the production of limekiln 21
Ash.
A middle low-order coal part in coal-ethylene glycol device provided by the utility model is delivered to rapid pyrolysis apparatus 13 and entered
Row fast pyrogenation produces pyrolysis gas and produces pyrolysis gas and semicoke, and some carries out being pyrolyzed output pyrolysis by preheating furnace 23
Gas.Char Gasification, furnace of calcium carbide 24 are produced calcium carbide stove exhaust by char Gasification stove 14.The preheating furnace 23, rapid pyrolysis apparatus 13,
Furnace of calcium carbide 24 and char Gasification stove 14 are connected the unstripped gas as production ethylene glycol with collection device 16；With it is simple in construction,
The advantages of environmental protection and energy-conservation.
A part delivers to fuel gas process units 11 and produces fuel gas if necessary, and fuel gas process units 11 stores up with the coal
Shipping unit 10 connects, and the combustion gas in the fuel gas process units 11 each leads into the limekiln 21, rapid pyrolysis apparatus 13
In preheating furnace 23.
Further, it is provided with forming machine 22 between the limekiln 21 and the preheating furnace 23.Middle low-order coal has one
Point suppress cold ball by forming machine 22 with the quick lime from limekiln 21.Cold ball is delivered to preheating furnace 23 and is pyrolyzed, output
Pyrolysis gas and hot-bulb.Hot-bulb send furnace of calcium carbide 24 to produce calcium carbide, and by-product calcium carbide stove exhaust, and calcium carbide can be further used for producing downstream
Acetylene base product, such as acetylene, PE, PVC.
Further, the char Gasification stove 14 includes gasification furnace 43.
Further, the char Gasification stove 14 also includes air-separating plant 41 and the system being connected with the gasification furnace 43
Sizing device 42, the pulping device 42 are connected with the rapid pyrolysis apparatus 13.Air-separating plant 41 produces an oxygen part
Used for char Gasification, another part is delivered to collection device 16.
Further, the air-separating plant 41 is also connected with the collection device 16.The purifying plant 15 and institute
State the circulation pipe being connected between gasification furnace 43 for the methane gas in the purifying plant 15 to be connected to the gasification furnace 43
Road.The circulating line is used to the methane after the purifying plant concentrate being passed through in the gasification furnace, and the methane after concentrate enters
Enter gasification furnace, methane conversion is completed while high-temperature gasification, realize methane conversion and coupled with the technique of char Gasification, made
Methane is converted and gasification installation is combined into one.
Further, the rapid pyrolysis apparatus 13 is connected with generator 31, and generating can use for full factory.
The utility model additionally provides a kind of coal-ethylene glycol system of collection device 16, wherein, including as above any one institute
The coal-ethylene glycol device stated.
A kind of method for making ethylene glycol, using coal-ethylene glycol device as described above, wherein, concretely comprise the following steps：
S1, middle low-order coal is put into coal storage and transportation apparatus 10；
S2, middle low-order coal pass through more than 12 yuan of rapid pyrolysis apparatus 13, char Gasification stove 14 and calcium carbide production unit coupling connection
Produce ethylene glycol.Middle low-order coal can be separated a part, coal storage and transportation apparatus is connected with fuel gas process units, by fuel gas
Process units is pyrolysis installation, char Gasification stove and calcium carbide production unit provide fuel.
Further, the furnace of calcium carbide 24 in step S2 in the gasification furnace 43 and calcium carbide production unit 12 of char Gasification stove 14 produces
Soft coal gas, the preheating furnace in rapid pyrolysis apparatus and calcium carbide production unit produce pyrolysis gas.CO content is higher in coal gas, pyrolysis
Hydrogen content is higher in gas, and coal gas is mixed into ethylene glycol raw material with pyrolysis gas.
Embodiment two
Fig. 3 is the structural representation for the coal-ethylene glycol device that another embodiment of the present utility model provides；Fig. 4 is figure
3 concrete structure schematic diagram.As shown in Figure 3 and Figure 4, further, the purification dress in addition to the collection device 16 being connected
Put 15, the preheating furnace 23, rapid pyrolysis apparatus 13, the escape pipe of furnace of calcium carbide 24 and char Gasification stove 14 pass through the purification
It is connected after device 15 with the collection device 16.It is passed through after the gas mixing of the preheating furnace 23 and the rapid pyrolysis apparatus 13
In the collection device 16, the tail gas of furnace of calcium carbide 24 is also passed into collection device 16.
A semicoke part for fast pyrogenation production delivers to char Gasification stove 14, and another part is used to generate electricity.Hydrogen in pyrolysis gas
Content is higher, enters collection device 16 after the processing of purifying plant 15.CO contents are high in calcium carbide stove exhaust, by purifying plant
Enter collection device 16 after 15 processing.
Coal-ethylene glycol device provided by the utility model prepares the burnt slurry of water using waste water is pyrolyzed, and realizes technique productions device
With the coupling of environmental protecting device, investment and energy consumption are reduced.The utility model realizes methane conversion and the work of char Gasification simultaneously
Skill couples, and is combined into one methane conversion and gasification installation.
Semicoke from rapid pyrolysis apparatus 13, and the pyrolysis waste water from calcium carbide production unit 12 and rapid pyrolysis apparatus
After mixing, the burnt slurry of water is prepared, pyrolysis waste water is containing difficult materials such as phenol.The burnt slurry of water is with the oxygen from air separation unit and from conjunction
The methane gas of purifying plant 15, complete char Gasification into gasification furnace 43 in the lump.Methane is concentrated in purifying plant 15, and defeated
Char Gasification stove 14 is delivered to be converted.CO contents are higher in char Gasification institute producing coal gas, after sending synthesis purification system processing, make
To produce the unstripped gas of ethylene glycol.
Using pyrolysis waste water caused by semicoke caused by rapid pyrolysis apparatus 13 and calcium carbide production unit 12 (containing difficulty such as phenol
Reason material), the burnt slurry of water is prepared, and in completion char Gasification in gasification furnace 43.CO contents are higher in char Gasification institute producing coal gas, send
After the processing of purified synthesis gas purifying plant 15, the unstripped gas as production ethylene glycol.Char Gasification stove 14, provided with air separation unit,
A part of supplyization of produced oxygen uses, and another part is delivered to collection device 16.Char Gasification stove 14 will come from synthesis simultaneously
Methane after the concentrate of gas purifying plant 15 is converted, and is realized that methane conversion couples with the technique of char Gasification, is converted methane
It is combined into one with gasification installation.Char Gasification system prepares the burnt slurry of water using waste water is pyrolyzed, and realizes technique productions device and environmental protection
The coupling of device, reduce investment and energy consumption.
Embodiment three
Fig. 5 is the structural representation for the coal-ethylene glycol device that another embodiment of the present utility model provides, such as Fig. 5 institutes
Show, the pulping device is connected with the preheating furnace, and the preheating furnace is used to provide pyrolysis waste water to the pulping device.
The pulping device is connected with the preheating furnace, and the preheating furnace is used to provide to be pyrolyzed to the pulping device to give up
Water.Pulping water can be the pyrolysis waste water from outside, or from the rapid pyrolysis apparatus and the preheating furnace
Caused pyrolysis waste water, such set-up mode can realize technique and the coupling of environmental protection.Remaining is the same as embodiment one.
Coal-ethylene glycol device provided by the utility model, in use, passing through the rapid pyrolysis apparatus 13 of middle low-order coal, half
The polynary coupled cogeneration ethylene glycol of coke gasification stove 14, calcium carbide production unit 12, realize the sub-prime classification step profit of middle low-order coal
With.CO contents are higher in calcium carbide stove exhaust and char Gasification coal gas, during 23 heat production of rapid pyrolysis apparatus 13 and preheating furnace are vented one's spleen
Hydrogen content is higher, by the reasonably combined of these four gases, be more suitable for the unstripped gas of ethylene glycol production, it is negative to reduce conversion
Lotus.Gasification furnace 43 is directly entered after methane concentrate in pyrolysis gas, methane conversion is completed while high-temperature gasification, is realized
Methane conversion couples with the technique of char Gasification stove 14.The pulping water of char Gasification realizes that technique productions fill using pyrolysis waste water
The coupling with environmental protecting device is put, reduces investment and energy consumption.
In summary, calcium carbide described in calcium carbide production unit described in coal-ethylene glycol device provided by the utility model is given birth to
Production unit includes the limekiln being connected with the coal storage and transportation apparatus, and the preheating furnace and calcium carbide being sequentially connected with the limekiln
Stove；The preheating furnace, rapid pyrolysis apparatus, furnace of calcium carbide and char Gasification stove are connected with collection device.The utility model provides
Coal-ethylene glycol device in a middle low-order coal part deliver to rapid pyrolysis apparatus carry out fast pyrogenation produce pyrolysis gas produce
Pyrolysis gas and semicoke, some carries out being pyrolyzed output pyrolysis gas by preheating furnace.Char Gasification stove is by char Gasification, calcium carbide
Stove produces calcium carbide stove exhaust.The preheating furnace, rapid pyrolysis apparatus, furnace of calcium carbide and char Gasification stove are connected work with collection device
To produce the unstripped gas of ethylene glycol；The advantages of with simple in construction, environmentally friendly and energy-conservation.
Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It can still modify to the technical scheme described in foregoing embodiments, either to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type.
Claims (10)
- A kind of 1. coal-ethylene glycol device, it is characterised in that including：Coal storage and transportation apparatus, the electricity being connected respectively with coal storage and transportation apparatus Stone production unit and rapid pyrolysis apparatus, and the char Gasification stove being connected with rapid pyrolysis apparatus；The calcium carbide production unit includes the limekiln being connected with the coal storage and transportation apparatus, and is sequentially connected with the limekiln Preheating furnace and furnace of calcium carbide；The preheating furnace, rapid pyrolysis apparatus, furnace of calcium carbide and char Gasification stove are connected with collection device.
- 2. coal-ethylene glycol device according to claim 1, it is characterised in that also include what is be connected with the collection device Purifying plant, the preheating furnace, rapid pyrolysis apparatus, furnace of calcium carbide and char Gasification stove are by the purifying plant and the collection Device connects.
- 3. coal-ethylene glycol device according to claim 1, it is characterised in that the char Gasification stove include gasification furnace and The pulping device being connected with gasification furnace, the rapid pyrolysis apparatus are connected with the pulping device.
- 4. coal-ethylene glycol device according to claim 3, it is characterised in that the char Gasification stove is also including air point From device, the air-separating plant is connected with the gasification furnace and collection device respectively.
- 5. coal-ethylene glycol device according to claim 3, it is characterised in that the pulping device connects with the preheating furnace Connect, the preheating furnace is used to provide pyrolysis waste water to the pulping device.
- 6. coal-ethylene glycol device according to claim 2, it is characterised in that the purifying plant and the gasification furnace it Between be connected with circulating line, the circulating line is used to the methane after the purifying plant concentrate being passed through in the gasification furnace.
- 7. coal-ethylene glycol device according to claim 1, it is characterised in that the rapid pyrolysis apparatus connects with generator Connect, the electrical power generators are used to power.
- 8. coal-ethylene glycol device according to claim 1, it is characterised in that also include being connected with the coal storage and transportation apparatus Fuel gas process units, the combustion gas in the fuel gas process units each lead into the limekiln, rapid pyrolysis apparatus and In preheating furnace.
- 9. coal-ethylene glycol device according to claim 1, it is characterised in that between the limekiln and the preheating furnace It is provided with forming machine.
- 10. a kind of coal-ethylene glycol system, it is characterised in that including coal second two as claimed in any one of claims 1-9 wherein Alcohol device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720471274.8U CN206940763U (en) | 2017-04-28 | 2017-04-28 | Coal-ethylene glycol device and coal-ethylene glycol system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720471274.8U CN206940763U (en) | 2017-04-28 | 2017-04-28 | Coal-ethylene glycol device and coal-ethylene glycol system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206940763U true CN206940763U (en) | 2018-01-30 |
Family
ID=61359292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720471274.8U Active CN206940763U (en) | 2017-04-28 | 2017-04-28 | Coal-ethylene glycol device and coal-ethylene glycol system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206940763U (en) |
-
2017
- 2017-04-28 CN CN201720471274.8U patent/CN206940763U/en active Active
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