CN205528636U - Blue charcoal coal gas integrated device - Google Patents
Blue charcoal coal gas integrated device Download PDFInfo
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- CN205528636U CN205528636U CN201620088001.0U CN201620088001U CN205528636U CN 205528636 U CN205528636 U CN 205528636U CN 201620088001 U CN201620088001 U CN 201620088001U CN 205528636 U CN205528636 U CN 205528636U
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Abstract
The utility model discloses a blue charcoal coal gas integrated device, include coal gas pretreatment systems, desulfurization circulation system and sulphur recovery system in proper order, coal gas pretreatment systems is including the cooler, the drop catcher that connect gradually to and quiet electro detarrer, coal gas pretreatment systems's entry linkage coal gas input pipeline, coal gas pretreatment systems's exit linkage desulfurization circulation system, desulfurization circulation system's coal gas exit linkage coal gas output pipeline, the outlet of circulation hydraulic of desulfurization circulation system bottom connects sulphur recovery system. Adopt the utility model discloses can reduce the temperature of blue charcoal coal gas, get rid of and retrieve valuable material with coal tar in the blue charcoal coal gas and sulphide, improve the quality of blue charcoal coal gas, have the small investment, stability is good, the routine maintenance is simple, running cost low grade advantage.
Description
[technical field]
The utility model relates to a kind of gas purification processing means, is specifically related to a kind of cooling of semi-coke coal gas, oil removing, dedusting, desulfurization
Integrated apparatus.
[background technology]
Semi-coke production technology as the organic component of clean coal technology, it can realize coal resources efficiently, clean utilization, joint
The about energy；In particular with Jurassic Coal, both solved coal resources imbalance problem for a long time, be again god's mansion district, Yulin
Abundant coal deep processing have found a new approach, is considered the ideal product of coal industry upgrading by everybody, is a warp
Ji remarkable benefit, the project that social benefit is good.
Semi-coke produces and belongs to low temperature distillation, is under conditions of isolation air and oxygen, heats coal at about 600 DEG C so that it is point
Solve and generate tar, semi-coke (semicoke) and semi-coke coal gas (dry distillation gas).Tar can be as fuel oil component and the fuel of oil plant；
Semi-coke can be widely used for the industries such as ferroalloy, calcium carbide, chemical fertilizer gas-making.But semi-coke coal gas is high because of tar, sulfide content, utilizes
Rate is low, pollutes environment serious.Especially sulfide meeting heavy corrosion gas pipeline and equipment present in semi-coke coal gas, if by coal
When gas is used as various material gas (such as syngas for synthetic ammonia), sulfide often makes catalyst poisoning, increases liquid solvent
Viscosity, affects the quality etc. of product.
At present, semi-coke coal gas uses desulfurization after burning, although the flue gas that burning produces can use multiple method to carry out desulfurization process,
But the exhaust gas volumn after Ran Shao will be enlarged by 2-2.5 times compared with raw coal tolerance, desulfurizer scale will become big, and equipment corrosion is serious,
Input and the operating cost of enterprise certainly will be increased, bring heavy financial burden for enterprise.Therefore, find one and can solve post processing
It is significant that corrosion of equipment is serious, operating cost crosses the semi-coke gas cleaning system of high defect.
[summary of the invention]
The purpose of this utility model is to provide a kind of semi-coke integration of coal and gas device, solves after-treatment device seriously corroded, runs into
This crosses the semi-coke gas cleaning system of high defect.
For reaching above-mentioned purpose, the technical solution adopted in the utility model is:
A kind of semi-coke integration of coal and gas device, including coal gas pretreatment system successively, desulphurization circulating system and sulfur recovery system；Institute
State cooler, drop catcher that coal gas pretreatment system includes being sequentially connected with, and electrostatic tar remover, described coal gas pretreatment system
Entrance connect gas inlet pipe road, the outlet of described coal gas pretreatment system connects desulphurization circulating system, described desulphurization circulating system
Gas exit connect coal gas output channel, described desulphurization circulating system bottom circulation fluid outlet connect described sulfur recovery system.
Described desulphurization circulating system is desulfurizing tower, and described desulfurizing tower is provided with alkali liquor inlet, and this alkali liquor inlet connects alkali lye cyclic system
System, this alkali liquor circulating system includes alkali lye configuration device and lean liquid bath, and alkali lye is beaten to lean solution after configuration well in alkali lye configuration device
Groove, the alkali lye outlet of described lean liquid bath is connected with the alkali liquor inlet of desulfurizing tower, for providing alkali lye for desulfurizing tower.
Connecting further between described desulfurizing tower and alkali liquor circulating system and have solution recycle system, this solution recycle system includes connecting successively
The rich solution groove connect and regeneration tank, the entrance of described rich solution groove exports with the circulation fluid of desulfurizing tower and is connected, the taphole of described regeneration tank
It is connected with the solution inlet of lean liquid bath.
Described sulfur recovery system includes sulphur foam tank and the sulfur melting kettle being sequentially connected with, and the entrance of described sulphur foam tank connects regeneration tank top
Portion, when regeneration tank top flotates elemental sulfur, floating overflow is to sulphur foam tank.
It is provided with filter between described sulphur foam tank and sulfur melting kettle, is used for being dehydrated.
Described semi-coke integration of coal and gas device farther includes water circulation system, including circulating water pool and cooling tower, described recirculated water
The water in pond is squeezed in cooler by water circulating pump, and the circulating water outlet in described cooler connects cooling tower.
Described semi-coke integration of coal and gas device has farther included tar recovery pond, is provided with heating coil in this tar recovery pond,
Oil, the aqueous mixtures discharged bottom described cooler, drop catcher, and electrostatic tar remover are connected to this tar by pipeline and return
Receive pond.
Relative to prior art, the utility model has the advantages that
The utility model removes the tar droplet in semi-coke coal gas first with the mode of pretreatment, and recycling is catalyzed, aoxidize, regenerate
Sulfide in means removing semi-coke coal gas, is finally reached desulfuration efficiency more than 95%, and tar removing, efficiency of dust collection reach more than 99%,
Not only solving industry semi-coke and produce the problem of environmental pollution that coal gas is caused in process of production, also remove in semi-coke coal gas is cold
Solidifying water, tar, improve the purity of semi-coke coal gas, it is achieved coal resources are efficient, clean utilization, energy-saving and environmental protection.Meanwhile, warp
Cross coke tar recovery system and sulfur recovery system can obtain finished product tar and sulphur respectively, sell, increase enterprise income, it is achieved follow
Ring economic development.
[accompanying drawing explanation]
Fig. 1 is structural representation of the present utility model.
In figure: 1 gas inlet pipe road, 2 water circulating pumps, 3 cooling towers, 4 circulating water pools, 5 coolers, 6 oil pumps, 7 tar
Recovery pond, 8 drop catchers, 9 electrostatic tar removers, 10 desulfurizing towers, 11 rich solution grooves, 12 regeneration pumps, 13 regeneration tanks, 14 circulations
Pump, 15 lean liquid baths, 16 add alkali pump, 17 alkali lye batch tanks, 18 jet regeneration devices, 19 sulphur foam tanks, 20 sulphur foam pump, 21
Filter, 22 sulfur melting kettles, 23 coal gas output channels.
[detailed description of the invention]
Below in conjunction with the accompanying drawings and the utility model is described in further detail by embodiment.
As it is shown in figure 1, a kind of semi-coke integration of coal and gas device, including gas inlet pipe road 1, cooler 5, drop catcher 8, quiet
Electro detarrer 9, desulfurizing tower 10, rich solution groove 11, lean liquid bath 15, alkali lye batch tank 17, coal gas output channel 23.
The gas entry of described cooler 5 connects gas inlet pipe road 1, the drop catcher described in gas exit connection of described cooler
8 entrances, the gas exit of described drop catcher 8 connects the gas entry bottom described electrostatic tar remover 9, described electrostatic tar removing
The gas exit at device 9 top connects the gas entry of described desulfurizing tower 10 bottom.
The gas exit at described desulfurizing tower 10 top connects described coal gas output channel 23, the circulation fluid bottom described desulfurizing tower 10
Outlet connects solution recycle system.
Described solution recycle system includes rich solution groove 11, regeneration tank 13 and the lean liquid bath 15 being sequentially connected with.Described desulfurizing tower 10 end
The circulation fluid outlet in portion connects rich solution groove 11 entrance, and the outlet of described rich solution groove connects the spray at regeneration tank top by regeneration pump 12
Injection device, the taphole of described regeneration tank connects lean liquid bath entrance.
Described lean liquid bath top connects Alkali liquid compounding tank 17, the alkali lye configured in described alkali lye batch tank by add alkali pump beat to
Lean liquid bath.
Described regeneration tank connects further sulfur recovery system, including sulphur foam tank 19, filter 21 and sulfur melting kettle 22, regeneration tank
The elemental sulfur floating overflow of interior separation, in sulphur foaming agent, is sent to sulfur melting kettle after filter is dehydrated and is smelted into sulphur.
Described cooler connects further water circulation system, and described water circulation system includes water circulating pump 2, cooling tower 3 and circulation
Pond 4, the water in described circulating water pool beats to cooler through water circulating pump, the circulating water outlet of described cooler and cooling tower
Water inlet connects.
Described device further comprises coke tar recovery system, and described coke tar recovery system includes tar recovery pond 7 and oil pump 6,
The entrance of described tar recovery pond 7 connects the sewage draining exit bottom described cooler 5, drop catcher 8 and electrostatic tar remover 9.
The process of utility model works is: the temperature from the releasing of semi-coke fire grate is high and contains tar, dust and the semi-coke coal of sulfide
Gas is entered in cooler 5 by gas inlet pipe road 1, imports after lowering the temperature and removing the condensed water in semi-coke coal gas, tar, dust
Tar recovery pond 7, cools down water and is extracted out from circulating water pool 4 by water circulating pump 2, and cooled device 5 bottom enters, upper outlet row
Go out to enter after cooling tower 3 cools down and return to Reusability in circulating water pool 4.Semi-coke coal gas after cooling successively through drop catcher 8,
Electrostatic tar remover 9 removes the condensed water in semi-coke coal gas, tar, dust, condensation profit that drop catcher 8 produces and removing from electrostatic
The oil water mixture that tar device 9 traps imports tar recovery pond 7.Semi-coke coal gas through electrostatic tar remover 9 purify after through top
Gas piping enters bottom desulfurizing tower 10 and flows from bottom to top, and doctor solution is configured by alkali lye batch tank 17 to be delivered to lean with adding alkali pump 16
Liquid bath 15 top, is sprayed through spraying and liquid distributing device from top to bottom by delivering to desulfurizing tower 10 inner top with circulating pump 14 bottom lean liquid bath 15
Drenching, after semi-coke coal gas inversely contacts spray washing with doctor solution, the sulfide in coal gas is desulfurized liquid and absorbs, and passes through after removing droplet
The gas exit of desulfurizing tower 10 enters in coal gas output channel 23.
In desulfurizing tower 10, after doctor solution absorbs sulfide, concentration reduction drains into rich solution groove 11, is forced into spray by regeneration pump 12
Regulate overflow extremely lean liquid bath 15 by liquid level after penetrating regeneration tank 13 top regenerating oxidation, chemically examine doctor solution pH value, when pH value is low
Time, configure alkali lye by alkali lye batch tank 17, deliver to lean liquid bath 15 top with adding alkali pump 16, improve the pH of whole doctor solution
Value.Doctor solution is soda ash liquid, and sulfide is sour gas, can ionize out hydrogen ion in the solution, and acid-base neutralization reaction generates phase
The salt answered is converted into rich solution, carries out catalytic oxidation by oxygen carrier catalyst, HS-、S2-It is oxidized to elemental sulfur, by spray
Penetrate the catalyst of regenerator 18 air self-suction Oxidative inactivation, make doctor solution be regenerated, activity recovery, recycling, will simultaneously
Elemental sulfur flotates to be separated, floating overflow to sulphur foam tank 19, is sent to sulfur melting kettle 22 and melts after filter 21 is dehydrated
It is smelt sulphur.Its active material Main Ingredients and Appearance of oxygen carrier catalyst is three core Cobalt Phthalocyanine metallo-organic compounds, both can remove inorganic sulfur,
Can remove again organic sulfur, its solution composition is simple, catalysis activity is good, side reaction production rate is low, has suppression and elimination sulphur blocks up tower
Function.
Equipped with heating coil in tar recovery pond 7, bottom cooler 5, drop catcher 8, electrostatic tar remover 9 discharge oil,
Aqueous mixtures is delivered to tar recovery pond 7 by pipeline, and after sedimentation, separating, tar light oil floats over above tar recovery pond 7,
Heavy tar is precipitated to bottom tar recovery pond 7, utilizes oil pump 6 respectively tar light oil, heavy tar to be delivered to tar storage tank,
As production marketing.Middle condensed water can be delivered to semi-coke system and recycle.
The utility model solves the problems such as semi-coke gas temperature is high, tar content big, sulfide corrosion, first with cooling,
Oil removing, the dedusting technology mode that combines removes the tar droplet in semi-coke coal gas, and recycling be catalyzed, aoxidize, the means that regenerate remove
Sulfide in semi-coke coal gas, is finally reached desulfuration efficiency more than 95%, and tar removing, efficiency of dust collection reach more than 99%, not only solve
Industrial semi-coke of having determined produces the problem of environmental pollution that coal gas is caused in process of production, also remove the condensed water in semi-coke coal gas,
Tar, improves the purity of semi-coke coal gas, it is achieved coal resources are efficient, clean utilization, energy-saving and environmental protection.Meanwhile, through tar
Recovery system and sulfur recovery system can obtain finished product tar and sulphur respectively, sell, and increase enterprise income, it is achieved recycling economy
Development.
It specifically has the beneficial effect that:
1, efficient semi-coke coal gas cooling, oil removing, desulphurization integrated system are realized integrated；
2, high-efficiency desulfurization oil removing, desulfuration efficiency big more than 95%, tar removing, efficiency of dust collection reach more than 99%；
3, process equipment is little, and regular maintenance is simple, operating cost is low；
4, equipment corrosion is little, is not required to follow-up chimney etc. is carried out preservative treatment, can save anti-corrosion material buying and installation expense
Input, extend subsequent handling equipment the use cycle；
5, realize sulfide and the recycling of tar in semi-coke coal gas, increase Business Economic Benefit；
6, the cleaning promoting semi-coke industry produces, realizes the development of recycling economy.
Claims (7)
1. a semi-coke integration of coal and gas device, it is characterised in that include successively coal gas pretreatment system, desulphurization circulating system with
And sulfur recovery system；Described coal gas pretreatment system includes cooler (5), the drop catcher (8) being sequentially connected with, and electrostatic decoking
Oil device (9), the entrance of described coal gas pretreatment system connects gas inlet pipe road (1), and the outlet of described coal gas pretreatment system is even
Connecing desulphurization circulating system, the gas exit of described desulphurization circulating system connects coal gas output channel (23), described desulphurization circulating system
The circulation fluid outlet of bottom connects described sulfur recovery system.
A kind of semi-coke integration of coal and gas device the most according to claim 1, it is characterised in that: described desulphurization circulating system is de-
Sulphur tower (10), described desulfurizing tower is provided with alkali liquor inlet, and this alkali liquor inlet connects alkali liquor circulating system, this alkali liquor circulating system
Including alkali lye configuration device and lean liquid bath (15), alkali lye is beaten to lean liquid bath after configuration well in alkali lye configuration device, described lean solution
The alkali lye outlet of groove is connected with the alkali liquor inlet of desulfurizing tower, for providing alkali lye for desulfurizing tower.
A kind of semi-coke integration of coal and gas device the most according to claim 2, it is characterised in that: described desulfurizing tower and alkali lye circulation
Connecting further between system and have solution recycle system, this solution recycle system includes rich solution groove (11) and the regeneration tank being sequentially connected with
(13), the entrance of described rich solution groove exports with the circulation fluid of desulfurizing tower and is connected, and the taphole of described regeneration tank is molten with lean liquid bath
Liquid entrance connects.
A kind of semi-coke integration of coal and gas device the most according to claim 3, it is characterised in that: described sulfur recovery system includes depending on
The sulphur foam tank (19) of secondary connection and sulfur melting kettle (22), the entrance of described sulphur foam tank (19) connects regeneration tank top, when again
When raw groove top flotates elemental sulfur, floating overflow is to sulphur foam tank.
A kind of semi-coke integration of coal and gas device the most according to claim 4, it is characterised in that: described sulphur foam tank and sulfur melting kettle
Between be provided with filter (21), be used for being dehydrated.
A kind of semi-coke integration of coal and gas device the most as claimed in any of claims 1 to 5, it is characterised in that: described
Semi-coke integration of coal and gas device farther includes water circulation system, including circulating water pool (4) and cooling tower (3), described recirculated water
The water in pond (4) is squeezed in cooler (5) by water circulating pump (2), and the circulating water outlet in described cooler (5) connects cold
But tower (3).
A kind of semi-coke integration of coal and gas device the most as claimed in any of claims 1 to 5, it is characterised in that: described
Semi-coke integration of coal and gas device has farther included tar recovery pond (7), is provided with heating coil in this tar recovery pond (7),
Described cooler (5), drop catcher (8), and the oil discharged of electrostatic tar remover (9) bottom, aqueous mixtures pass through pipeline
It is connected to this tar recovery pond (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620088001.0U CN205528636U (en) | 2016-01-28 | 2016-01-28 | Blue charcoal coal gas integrated device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620088001.0U CN205528636U (en) | 2016-01-28 | 2016-01-28 | Blue charcoal coal gas integrated device |
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| CN205528636U true CN205528636U (en) | 2016-08-31 |
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| CN201620088001.0U Active CN205528636U (en) | 2016-01-28 | 2016-01-28 | Blue charcoal coal gas integrated device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105542874A (en) * | 2016-01-28 | 2016-05-04 | 陕西华祥能源科技集团有限公司 | Integrated process and device for semicoke coal gas |
| CN108165319A (en) * | 2017-12-26 | 2018-06-15 | 安徽昊源化工集团有限公司 | A kind of efficient tar recovery system |
| CN112195043A (en) * | 2020-09-28 | 2021-01-08 | 武汉钢铁有限公司 | Blast furnace gas desulfurization method and device |
| CN112521983A (en) * | 2020-09-28 | 2021-03-19 | 福建省气柜设备安装有限公司 | Automatic water replenishing device of gas purification system and control method thereof |
-
2016
- 2016-01-28 CN CN201620088001.0U patent/CN205528636U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105542874A (en) * | 2016-01-28 | 2016-05-04 | 陕西华祥能源科技集团有限公司 | Integrated process and device for semicoke coal gas |
| CN108165319A (en) * | 2017-12-26 | 2018-06-15 | 安徽昊源化工集团有限公司 | A kind of efficient tar recovery system |
| CN112195043A (en) * | 2020-09-28 | 2021-01-08 | 武汉钢铁有限公司 | Blast furnace gas desulfurization method and device |
| CN112521983A (en) * | 2020-09-28 | 2021-03-19 | 福建省气柜设备安装有限公司 | Automatic water replenishing device of gas purification system and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Blue charcoal coal gas integrated device Effective date of registration: 20180126 Granted publication date: 20160831 Pledgee: Shaanxi Qin Nong rural commercial bank Limited by Share Ltd science and Technology Road Branch Pledgor: Shaanxi Huaxiang Energy Technology Group Co., Ltd. Registration number: 2018610000014 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20210120 Granted publication date: 20160831 Pledgee: Shaanxi Qin Nong rural commercial bank Limited by Share Ltd. science and Technology Road Branch Pledgor: SHAANXI HUAXIANG ENERGY TECHNOLOGY GROUP Co.,Ltd. Registration number: 2018610000014 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |