CN110314921A - A kind of closed centrifugal separating device of thick slag and method - Google Patents
A kind of closed centrifugal separating device of thick slag and method Download PDFInfo
- Publication number
- CN110314921A CN110314921A CN201910609876.9A CN201910609876A CN110314921A CN 110314921 A CN110314921 A CN 110314921A CN 201910609876 A CN201910609876 A CN 201910609876A CN 110314921 A CN110314921 A CN 110314921A
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- Prior art keywords
- thick slag
- thick
- closed
- slag
- cooling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B1/00—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B1/00—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles
- B04B1/20—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles discharging solid particles from the bowl by a conveying screw coaxial with the bowl axis and rotating relatively to the bowl
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B13/00—Control arrangements specially designed for centrifuges; Programme control of centrifuges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE
- B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
Abstract
The invention discloses a kind of closed centrifugal separating device of thick slag and methods, clinker water from lock hopper bottom is first sent into the cooling homogenizer of thick slag and carries out the preliminary homogeneous of liquid-solid phase and cooling processing, lime-ash coolant-temperature gage is set to be down to 40~45 DEG C, it is handled again by solid-liquid redistributor, it is then fed into thick slag seperator and carries out separating treatment, to obtain thick slag and buck；The thick slag is sent into transport vehicle by closed transmission belt；The buck is sent into grey water tank.The present invention can be realized thick slag and efficiently separate, and whole system is made to meet energy-saving and environmental protection, safe requirement.
Description
Technical field
The present invention relates to gasification furnace thick slag isolation technics neck field more particularly to a kind of closed centrifugal separating device of thick slag and
Method.
Background technique
Coal gasification refers to that coal reacts under certain temperature and pressure with oxygen, vapor, generates the process of raw gas.Raw gas
It is sent to next workshop section again after needing to remove the dust of its entrainment by water washing.
It is deposited on the thick slag and other solid particles of gasification furnace shock chamber bottom, big clinker is crushed through slag breaker.
Lock hopper is brought by the ringing of circulating water flow, and most of thick slag is deposited in lock hopper bottom.Periodically automatically will by lock hopper system
Thick pulp water is emitted into slag bath, thick slag is sent out slag bath by dragveyer, and pass out to after thick slag vibrating screen removes partial moisture
It is extraneous.
In the prior art, the thick slag separation of gasification furnace is generally used dragveyer and vibrating screen, and the thick slag separating technology is extremely
It has the following problems less:
(1) equipment land occupation is big；
(2) evaporating, emitting, dripping or leaking of liquid or gas is serious, frequency of maintenance is high, maintenance large labor intensity, maintenance cost height；
(3) water consume is high；
(4) open-sky technique freezes serious so that entire workshop is flooded with sewage steam, especially winter, inconvenient,
There is security risks；
(5) thick slag moisture content is high, and secondary conveying heap infiltration and environmental requirement is not achieved；
Summary of the invention
For above-mentioned shortcoming in the prior art, the present invention provides a kind of closed centrifugal separating device of thick slag and sides
Method can be realized thick slag and efficiently separate, and whole system is made to meet energy-saving and environmental protection, safe requirement.
The purpose of the present invention is what is be achieved through the following technical solutions:
A kind of closed centrifugal separating device of thick slag, is connected to lock hopper bottom, comprising: thick slag cooling homogenizer, solid-liquid divide again
Cloth device, thick slag seperator, closed transmission belt and grey water tank；The feed inlet of the thick cooling homogenizer of slag is connected to lock hopper bottom, thick slag
The discharge port of cooling homogenizer is connected to the feeding inlet of solid-liquid redistributor, the discharge port of solid-liquid redistributor and thick slag seperator
Feeding inlet connection, the first discharge port of thick slag seperator is connected to the entrance of closed transmission belt, and the second of thick slag seperator goes out
Material mouth is connected to grey water tank.
Preferably, the second discharge port of thick slag seperator is connected to the entrance of grey water cooler, the outlet of grey water cooler
It is connected to the feed inlet of the cooling homogenizer of thick slag.
Preferably, the entirety of the thick closed centrifugal separating device of slag is in closed structure.
Preferably, the thick slag seperator is spiral scraper centrifugal separator.
A kind of closed centrifugal separation method of thick slag, comprising: use the above-mentioned closed centrifugal separating device of thick slag；From lock hopper
The clinker water of bottom is first sent into the cooling homogenizer of thick slag and carries out the preliminary homogeneous of liquid-solid phase and cooling processing, is down to lime-ash coolant-temperature gage
40~45 DEG C, then handled by solid-liquid redistributor, it is then fed into thick slag seperator and carries out separating treatment, to obtain thick
Slag and buck；The thick slag is sent into transport vehicle by closed transmission belt；The buck is sent into grey water tank.
Preferably, buck is sent into grey water cooler and is cooled down, and then returnes to the cooling homogenizer of thick slag and is recycled.
Preferably, this method whole process carries out in closed environment.
As seen from the above technical solution provided by the invention, the closed centrifugal separation method of thick slag provided by the invention is
The separating technology that one whole process carries out in a closed environment, while the preliminary homogenization of progress liquid-solid phase, by clinker water
Temperature is down to 40~45 DEG C, then carries out thick slag separation, efficiently separates to realize thick slag, and make whole system meet energy conservation,
Environmental protection, the requirement of safety.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment
Attached drawing be briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for this
For the those of ordinary skill in field, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 provides the structural schematic diagram of the closed centrifugal separating device of thick slag for the embodiment of the present invention.
Specific embodiment
With reference to the attached drawing in the embodiment of the present invention, technical solution in the embodiment of the present invention carries out clear, complete
Ground description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on this
The embodiment of invention, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, belongs to protection scope of the present invention.
The closed centrifugal separating device of thick slag provided by the present invention and method are described in detail below.The present invention is implemented
The content being not described in detail in example belongs to the prior art well known to professional and technical personnel in the field.
As shown in Figure 1, a kind of closed centrifugal separating device of thick slag, may include: that thick slag cools down homogenizer 1, solid-liquid divides again
Cloth device 2, thick slag seperator 3, closed transmission belt 4 and grey water tank 7；The feed inlet of the thick cooling homogenizer 1 of slag is connected to lock hopper bottom,
The discharge port of the cooling homogenizer 1 of thick slag be connected to the feeding inlet of solid-liquid redistributor 2, the discharge port of solid-liquid redistributor 2 with slightly
The feeding inlet of slag seperator 3 is connected to, and the first discharge port of thick slag seperator 3 is connected to the entrance of closed transmission belt 4, thick slag separation
Second discharge port of machine 3 is connected to grey water tank 7.Second discharge port of thick slag seperator 3 is connected to the entrance of grey water cooler 6,
The outlet of grey water cooler 6 is connected to the feed inlet of the cooling homogenizer 1 of thick slag.The entirety of the thick closed centrifugal separating device of slag is in
Closed structure.
Specifically, the closed centrifugal separation method of thick slag may include: that be first sent into thick slag cold for the clinker water from lock hopper bottom
But homogenizer 1 carries out the preliminary homogeneous of liquid-solid phase and cooling processing, so that lime-ash coolant-temperature gage is down to 40~45 DEG C, then divide again by solid-liquid
Cloth device 2 is handled, and clinker water is made to reach the feed needs of thick slag seperator 3, is then fed into thick slag seperator 3 and is carried out at separation
Reason, to obtain thick slag and buck；The thick slag is sent into transport vehicle 5 by closed transmission belt 4；The buck can be sent into buck
Tank 7 returns to ash water system, can also be sent into grey water cooler 6 and be cooled down, and then returning to the cooling circulation of homogenizer 1 of thick slag makes
With.
Further, which may include following embodiments:
(1) the thick closed centrifugal separation method whole process of slag carries out in closed environment.
(2) temperature≤75 DEG C of the entrance of the cooling homogenizer 1 of thick slag, pressure 0.4MPaG.
(3) thick slag seperator 3 is spiral scraper centrifugal separator, and operating temperature is 40~45 DEG C, operating pressure 0.4
~0.6 MPaG.
(4) temperature of grey water tank 7 is 40 DEG C, and pressure is 0 MPaG.
Compared with prior art, the closed centrifugal separation method of thick slag provided by the present invention has at least the following advantages:
(1) present device takes up little area, 1/2 of whole system land occupation no more than original system, not big Equipment Foundations,
Reduce construction investment.
(2) the achievable remote auto control of the present invention, operation runs smoothly, and workload very little, operator are few.
(3) present invention can be continuously run, and without maintenance in operation cycle, reduce maintenance cost than the prior art.
(4) the thick pulp water content of the present invention is lower than the prior art, reduces water consumption, and thick pulp water content is low, increases the water rate of recovery.
(5) present invention is closed system, changes the open type operating environment of original technology, has accomplished comfortable, environmental protection, peace
Entirely.
(6) the closed centrifuge separation slagging-off of the closed centrifugal separation method of thick slag provided by the present invention, thick slag moisture content are stablized
Control is 10~35%.
To sum up, the embodiment of the present invention can be realized thick slag and efficiently separate, and make whole system meet energy-saving and environmental protection,
The requirement of safety.
In order to more clearly from show technical solution provided by the present invention and generated technical effect, below with tool
Body embodiment is provided for the embodiments of the invention the closed centrifugal separating device of thick slag and method is described in detail.
Embodiment 1
As shown in Figure 1, a kind of closed centrifugal separating device of thick slag, separation method include:
By taking the purification of the thick slag of 63t/h as an example, the clinker water from lock hopper bottom, temperature is 75 DEG C, is periodically automatically fed into thick
The cooling homogenizer 1 of slag carries out the preliminary homogeneous of liquid-solid phase and cooling processing, so that lime-ash coolant-temperature gage is down to 40~45 DEG C, then pass through solid-liquid
Redistributor 2 is handled, and the feed needs for reaching thick slag seperator 3 of clinker water are made, and is then fed into thick slag seperator 3 and is carried out
Separating treatment, to obtain thick slag and buck；The thick slag 12t/h of thick 3 discharge of slag seperator, moisture content 10%, after discharge slagging-off
Buck 51t/h.The thick slag is sent into transport vehicle 5 by closed transmission belt 4 and transports the external world to；The buck can be sent into grey water tank
7 return to ash water system, can also be sent into grey water cooler 6 and be cooled down, and then returning to the cooling circulation of homogenizer 1 of thick slag makes
With.
To sum up, the embodiment of the present invention can be realized thick slag and efficiently separate, and make whole system meet energy-saving and environmental protection,
The requirement of safety.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Within the technical scope of the present disclosure, any changes or substitutions that can be easily thought of by anyone skilled in the art,
It should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with the protection model of claims
Subject to enclosing.
Claims (7)
1. a kind of closed centrifugal separating device of thick slag, is connected to lock hopper bottom characterized by comprising the thick cooling homogenizer of slag
(1), solid-liquid redistributor (2), thick slag seperator (3), closed transmission belt (4) and grey water tank (7)；
The feed inlet of thick slag cooling homogenizer (1) is connected to lock hopper bottom, and the discharge port and solid-liquid of thick slag cooling homogenizer (1) are again
The feeding inlet of distributor (2) is connected to, and the discharge port of solid-liquid redistributor (2) is connected to the feeding inlet of thick slag seperator (3), thick slag
First discharge port of seperator (3) is connected to the entrance of closed transmission belt (4), the second discharge port and ash of thick slag seperator (3)
Water pot (7) connection.
2. the closed centrifugal separating device of thick slag according to claim 1, which is characterized in that the second of thick slag seperator (3)
Discharge port is connected to the entrance of grey water cooler (6), the charging of the outlet of grey water cooler (6) and thick slag cooling homogenizer (1)
Mouth connection.
3. the closed centrifugal separating device of thick slag according to claim 1 or 2, which is characterized in that the thick closed centrifugation point of slag
Entirety from device is in closed structure.
4. the closed centrifugal separating device of thick slag according to claim 1 or 2, which is characterized in that the thick slag seperator
It (3) is spiral scraper centrifugal separator.
5. a kind of closed centrifugal separation method of thick slag characterized by comprising using any one of the claims 1 to 4 institute
The closed centrifugal separating device of thick slag stated；
Clinker water from lock hopper bottom is first sent into thick slag cooling homogenizer (1) and carries out the preliminary homogeneous of liquid-solid phase and cooling processing,
So that lime-ash coolant-temperature gage is down to 40~45 DEG C, then handled by solid-liquid redistributor (2), is then fed into thick slag seperator (3)
Separating treatment is carried out, to obtain thick slag and buck；
The thick slag is sent into transport vehicle (5) by closed transmission belt (4)；The buck is sent into grey water tank (7).
6. the closed centrifugal separation method of thick slag according to claim 5, which is characterized in that it is cooling that the buck is sent into buck
Device (6) is cooled down, and is then returned to thick slag cooling homogenizer (1) and is recycled.
7. the closed centrifugal separation method of thick slag according to claim 5 or 6, which is characterized in that this method whole process is closed
It is carried out in environment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910609876.9A CN110314921B (en) | 2019-07-08 | 2019-07-08 | Coarse slag closed centrifugal separation device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910609876.9A CN110314921B (en) | 2019-07-08 | 2019-07-08 | Coarse slag closed centrifugal separation device and method |
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| Publication Number | Publication Date |
|---|---|
| CN110314921A true CN110314921A (en) | 2019-10-11 |
| CN110314921B CN110314921B (en) | 2022-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910609876.9A Active CN110314921B (en) | 2019-07-08 | 2019-07-08 | Coarse slag closed centrifugal separation device and method |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101967401A (en) * | 2010-11-01 | 2011-02-09 | 广州迪森热能技术股份有限公司 | Closed slag-discharging device for biomass gasifier and biomass gasification reaction system |
| WO2011018977A1 (en) * | 2009-08-11 | 2011-02-17 | 太平洋セメント株式会社 | Organic sludge drying system and drying method |
| CN103528055A (en) * | 2013-10-25 | 2014-01-22 | 湖北华庆石化设备有限公司 | Pressurized ash residue treatment technology and system |
| CN203794843U (en) * | 2014-02-24 | 2014-08-27 | 武汉凯迪工程技术研究总院有限公司 | Biomass fuel gasification ash/slag water-cooling spiral removal device |
| CN207537406U (en) * | 2017-09-21 | 2018-06-26 | 新奥科技发展有限公司 | A kind of gasification furnace slag discharge and catalyst recovery system |
| CN208574338U (en) * | 2018-05-02 | 2019-03-05 | 新疆天智辰业化工有限公司 | The device that the thick slag dehydration of coal gasification recycles |
-
2019
- 2019-07-08 CN CN201910609876.9A patent/CN110314921B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011018977A1 (en) * | 2009-08-11 | 2011-02-17 | 太平洋セメント株式会社 | Organic sludge drying system and drying method |
| CN101967401A (en) * | 2010-11-01 | 2011-02-09 | 广州迪森热能技术股份有限公司 | Closed slag-discharging device for biomass gasifier and biomass gasification reaction system |
| CN103528055A (en) * | 2013-10-25 | 2014-01-22 | 湖北华庆石化设备有限公司 | Pressurized ash residue treatment technology and system |
| CN203794843U (en) * | 2014-02-24 | 2014-08-27 | 武汉凯迪工程技术研究总院有限公司 | Biomass fuel gasification ash/slag water-cooling spiral removal device |
| CN207537406U (en) * | 2017-09-21 | 2018-06-26 | 新奥科技发展有限公司 | A kind of gasification furnace slag discharge and catalyst recovery system |
| CN208574338U (en) * | 2018-05-02 | 2019-03-05 | 新疆天智辰业化工有限公司 | The device that the thick slag dehydration of coal gasification recycles |
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| Publication number | Publication date |
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| CN110314921B (en) | 2022-03-22 |
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