CN106466551B - A kind of apparatus system suitable for flue gas and powder hybrid reaction - Google Patents
A kind of apparatus system suitable for flue gas and powder hybrid reaction Download PDFInfo
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- CN106466551B CN106466551B CN201510500745.9A CN201510500745A CN106466551B CN 106466551 B CN106466551 B CN 106466551B CN 201510500745 A CN201510500745 A CN 201510500745A CN 106466551 B CN106466551 B CN 106466551B
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Abstract
The present invention relates to flue gases purification fields, and in particular to a kind of apparatus system suitable for flue gas and powder hybrid reaction.A kind of apparatus system suitable for flue gas and powder hybrid reaction, including reaction kettle, its top is equipped with powder entrance, bottom is equipped with powder outlet, outer wall is arranged collet, the air-flow chamber to circulate for flue gas is equipped between the inner wall of collet and the outer wall of reaction kettle, reaction kettle inner cavity passes through bottom opening connection air-flow chamber, the top of reaction kettle side wall is equipped with gas inlet, and the top of collet side wall is equipped with exhanst gas outlet；Collet bottom opening connects downwards blanking pipe, and the adsorbent chamber of Venturi tube is equipped with below blanking pipe, and Venturi tube air inlet couples external steam line, gas outlet connection feeding pipe.Due to the adoption of the above technical scheme, the invention avoids the mechanical gas lock service life it is short, it is easy blocking, corrosion is easily led to the problem of after vapour corrosion, the broken bridge effect of storage tank ensures storing quality and conveying effect.
Description
Technical field
The present invention relates to flue gases purification fields, and in particular to a kind of device suitable for flue gas and powder hybrid reaction
System.
Background technique
The existing storage tank in powder and the apparatus system of flue gas hybrid reaction, storing powder is gone forward side by side in powder whereabouts
In the external transport process of row, powder is easy to be deposited in tank base, and the powder for being especially easy to moisture absorption is easy to form after being moistened
Lump, so that accumulation situation is particularly acute.The traditional scheme of solution in to(for) this problem generally use compressed-air blows or
Person's mechanical stirring is dredged, and this kind of scheme, which has the following disadvantages:, has one in mode short time of 1) compressed-air blows
Determine effect, but due to can inevitably be mixed into moisture in compressed air, is blowed long lasting for gas supply, be easy to make moisture in tank body
It mixes after interior accumulation with powder in tank and is gradually absorbed for it, to aggravate the intracorporal powder agglomeration situation of tank；2) mechanical stirring
Although mode effect is preferable, the design of its apparatus structure is complicated, volume is larger, longtime running energy consumption is high, using mechanical stirring
The initial stage input cost and longtime running cost of mode are all higher.
In addition, the powder in the reaction kettle mixed in conventional apparatus system for powder and flue gas is in circulation frequently with machine
Tool formula gas lock carries out the control of the closed and powder carry distribution of circulating line.1) structure has the following disadvantages: using closed
Effect preferably mechanical gas lock when, processing for gas lock and cooperation required precision are higher, the case where powder forms lump
Under be easy to cause gas lock stuck or accelerated wear test；2) using processing quality and the mechanical gas for cooperating precision general or poor
When lock, obturation effect is poor, is easy to produce gas leak phenomenon.
Summary of the invention
The object of the present invention is to provide a kind of apparatus system suitable for flue gas and powder hybrid reaction, more than solution
Technical problem.
Technical problem solved by the invention can be realized using following technical scheme:
A kind of apparatus system suitable for flue gas and powder hybrid reaction, including a reaction kettle, powder and flue gas are in it
It reacts after chamber mixing, the harmful substance in flue gas is removed in the reaction, which is characterized in that the reaction kettle is upright barrel
The reaction kettle of shape structure, top are equipped with the powder for exporting powder equipped with the powder entrance for inputting powder, its bottom
Outlet, its outer wall are arranged a collet, and one is formed after spaced apart between the inner wall of collet and the outer wall of reaction kettle for flue gas
The air-flow chamber of circulation, reaction kettle inner cavity are equipped with by bottom opening connection air-flow chamber, the top of reaction kettle side wall convenient for defeated
Enter the gas inlet of flue gas to reaction kettle inner cavity, the flue gas that the top of collet side wall is equipped with the flue gas after externally discharge reaction goes out
Mouthful, the flue gas containing harmful substance reacts after entering reaction kettle inner cavity from gas inlet with powder in it, generates after reaction
Cleaning flue gases via reactor bottom powder outlet discharge after flow through air-flow chamber, finally from exhanst gas outlet be discharged；
Collet bottom is in the funnel structure of inverted cone body, and the lower openings of funnel structure connect downwards one and are vertically arranged
Blanking pipe, reaction is had neither part nor lot in reaction kettle or the incomplete remaining powder of reaction falls on the way after being discharged from powder outlet
In fall into blanking pipe, the lower section of blanking pipe is equipped with a Venturi tube, and the adsorbent chamber entrance of the Venturi tube connects upwards
Connect the blanking pipe, the air inlet of the Venturi tube to the left steam line outside connection, connection one is used for the right for gas outlet
One end of the feeding pipe of powder is conveyed, the other end of feeding pipe is convenient for, is not joined through the top of circulating line connection reaction kettle
Reaction is continued to participate in reacting or reacting incomplete remaining powder and come back in reaction kettle.
The working principle of the invention is: after the air inlet of Venturi tube is filled with gas by external steam line, Yin Wenqiu
In effect generate negative pressure in downward pipe in blanking pipe, gas inlet and exhanst gas outlet after setting difference in flow by reacting
Negative pressure in the upward kettle in direction is generated in kettle, two negative pressure and the comprehensive function of the powder self weight in kettle and in blanking pipe determine
The direction of motion of powder: 1) when the comprehensive function of pipe in negative pressure and powder self weight be not enough to equilibrium still in the effect of negative pressure, powder
Material is maintained in reaction kettle and blanking pipe, can not continue to fall；2) when the comprehensive function that negative pressure is self-possessed with powder in pipe is greater than
In kettle when the effect of negative pressure, powder is inhaled into the adsorbent chamber of Venturi tube, then is ejected into feeding pipe, by circulation pipe
It is turned again to behind road in reaction kettle and continues to participate in reaction.It mechanical gas lock is set in blanking pipe limits compared to more conventionally employed
The structure of powder whereabouts processed, the present invention have better seal performance, without worry due to moist and powder agglomerates the case where
The problem of causing mechanical gas lock stuck and abrasion.
The Venturi tube connects the external steam line by flow control valve, adjusts Venturi tube will pass through
Air inflow controls the vacuum magnitude in blanking pipe.
The feeding pipe is equipped with a powder input interface, and the feeding pipe passes through the powder input interface connection
One for storing the storage tank of powder, carries out timely feed supplement will pass through storage tank to reaction kettle.
The bottom of the storage tank is in the funnel structure of inverted cone body shape, is set on the tilt internal wall of the storing pot bottom
The nozzle of delivery air in oriented storage tank, the intermittent pulse gas supplying device supplied to nozzle of the nozzle connection one, passes through
Setting interval time makes pulse gas supplying device intermittent work realize that nozzle is supplied gas in a pulsed fashion into storage tank, utilizes pulse
The powder of the loose inner tank wall accumulation of air-flow, and break process is carried out to the powder lump to have agglomerated on inner wall.
The pulse gas supplying device uses pneumatic operated valve.Before present invention work, the working time of pulse gas supplying device is first adjusted
Interval, to be supplied by pulse gas supplying device intermittence to nozzle, is supplied gas by nozzle into storage tank in a pulsed fashion.
The nozzle uses nozzle of the spray angle range between 10 degree~35 degree, it is preferred to use spray angle is 15 degree
~25 degree of nozzle.
It is located at same level height on the inner wall of the funnel structure of storing pot bottom and is equipped at least two nozzles, and position
A broken bridge layer is formed after the nozzle of same level height is distributed in storage tank bottom interior wall, for the heap accumulated powder in storage tank
Body is carried out loose and is crushed to powder agglomeration；
The spacing distance between adjacent nozzle in same broken bridge layer is equal.
The broken bridge layer is equipped at least 2 layers.
Preferably, the broken bridge layer is equipped with 2 layers~3 layers, and the spacing distance up and down between adjacent broken bridge layer is equal.
Preferably, the nozzle quantity in any broken bridge layer is 3~5.
Nozzle in same broken bridge layer is connect with same pulse gas supplying device, is supplied by same pulse gas supplying device
Gas, i other words, depending on the working time for the pulse gas supplying device that working time of same broken bridge layer is connected by this layer of nozzle.
The operating interval of neighbouring broken bridge layer differs 1 second~3 seconds, is 1.5 seconds preferably by difference.
The nozzle is using following structure setting in storage tank bottom interior wall: the center line of any nozzle and the nozzle exist
The angular range broken between the outer tangent line of circumference of bridge layer where it is 10 degree~75 degree, preferably 55 degree~70 degree；Any nozzle
Center line and horizontal plane angular range be 15 degree~35 degree, preferably 30 degree.
On vertical direction, the distance between neighbouring broken bridge layer is equal.
Spacing distance is consistent between the nozzle quantity and adjacent nozzle being arranged in neighbouring broken bridge layer, neighbouring
Bridge layer is broken to be dislocatedly distributed, i other words, the setting position of any nozzle in underlying any broken bridge layer is relatively thereon
The setting position of corresponding nozzle turns over a special angle clockwise or counter-clockwise in the broken bridge layer in side, and the range for turning over angle exists
40 degree~130 degree, preferably 45 degree~120 degree.
The present invention is by the way that broken bridge layer to be dislocatedly distributed, setting angle of the fit with nozzle in each broken bridge layer, realizes
A spiral air flow environment is created in storage tank when nozzle operation realizing brokenly bridge effect, is stirred with will pass through spiral air flow realization
The effect of stick is mixed to dredge the powder of accumulation and agglomeration, preferably crushing and loose effect can be not only played, may be used also
To effectively reduce the Blind-spot of nozzle.
The present invention after setting as needed to the power cycles of pulse gas supplying device in use, realize between nozzle
Having a rest property supplies, not only true on the basis of reducing gas consumption after the helical flow that the air-flow that nozzle sprays to storage tank inner cavity is formed
Broken bridge effect has been protected, and has helped to improve the service life of pulse gas supplying device, has increased the reliability of system, moreover it is possible to avoid holding
It is continuous to supply the problem of caused powder blisters in tank.
The junction of the storage tank and the feeding pipe is equipped with a metering screw conveyer, the upward connection storage of entrance
Batch can inner cavity exports downward connection feeding pipe, and the powder in storage tank first flows through metering screw conveyer when falling, then is counted
Amount screw conveyor is initiatively sent to feeding pipe, and during this, powder is accurately measured by flow, convenient for control
The feed supplement amount and feeding time of storage tank.
A valve is equipped between the storage tank and the metering screw conveyer, for controlling the opening and closing of storage tank, institute
It states valve and preferably uses solenoid valve.
The utility model has the advantages that due to the adoption of the above technical scheme, the present invention has compared to more traditional flue gas powder reaction unit system
It has the following advantages:
1) control negative pressure amount falls to control the powder in reaction kettle, avoids short mechanical gas lock service life, easy blocking, easy quilt
Corrosion is led to the problem of after vapour corrosion；
2) the gas lock effect that Venturi tube generates is better than tradition machinery gas lock in precision and leakproofness；
3) it is supplied gas using intermittence into storage tank to form the broken bridge effect of spiral air flow and ensure that powder is not easy in tank
Accumulation agglomeration, it is ensured that the storing quality and conveying effect of storage tank.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is the partial structural diagram of Fig. 1.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Conjunction is specifically illustrating that the present invention is further explained.
Referring to Fig.1, a kind of apparatus system suitable for flue gas and powder hybrid reaction, including the anti-of a upright barrel shape structure
Kettle 1 is answered, top is equipped with powder entrance, bottom is equipped with powder outlet, outer wall is arranged collet, inner wall and the reaction kettle 1 of collet
Spaced apart between outer wall to form the air-flow chamber 2 to circulate for flue gas afterwards, reaction kettle inner cavity passes through bottom opening connection gas
Chamber 2 is flowed, the top of reaction kettle side wall is equipped with gas inlet 101, and the top of collet side wall is equipped with exhanst gas outlet 201.Without place
The flue gas containing harmful substance of reason inputs 1 inner cavity of reaction kettle from gas inlet 101, occurs instead by mixing with powder therein
It answers, the harmful substance in flue gas is removed in the reaction, and treated, and the reacted kettle bottom opening of clean flue gas flows through air flow chamber
Room 2, then discharged from exhanst gas outlet 201.Collet bottom is in the funnel structure of inverted cone body, the lower openings of funnel structure to
It is lower to connect the blanking pipe 3 being vertically arranged.The lower section of blanking pipe 3 is equipped with Venturi tube 4, the adsorbent chamber entrance of Venturi tube 4
Blanking pipe 3 is connected up, the air inlet of Venturi tube 4 passes through flow control valve 501 to the left and connects external steam line 5, goes out
Port to the right connection be used to convey powder feeding pipe 6 one end, the other end of feeding pipe 6 reacts through circulating line connection
The top of kettle 1.It is defeated from reaction kettle 1 to air-flow chamber 2 in clean flue gas that part has neither part nor lot in reaction or the complete powder of unreacted
It falls during sending and focuses on collet bottom and fallen into blanking pipe 3 again.Feeding pipe 6 passes through powder input interface thereon
Connection is used to store the storage tank 7 of powder, is carried out in time with will pass through storage tank 7, feeding pipe 6, circulating line to reaction kettle 1
Feed supplement.It is equipped with metering screw conveyer 9 between feeding pipe 6 and storage tank 7, is set between metering screw conveyer 9 and storage tank 7
There is the valve 601 of opening and closing storage tank output channel, valve 601 preferably uses solenoid valve.It has neither part nor lot in reaction or reaction is incomplete
Remaining powder come back in reaction kettle 1 by feeding pipe 6 and circulating line and continue to participate in reaction, recycle and transport in powder
In the process, the supplement powder of storage tank 7 screw conveyor 9 that is measured is sent into feeding pipe 6, is reacted or reaction with having neither part nor lot in
Incomplete residue powder mixes into participation next round flue gas powder reaction in reaction kettle 1.
The working principle of the invention is: after the air inlet of Venturi tube is filled with gas by external steam line, Yin Wenqiu
In effect generate negative pressure in downward pipe in blanking pipe, gas inlet and exhanst gas outlet after setting difference in flow by reacting
Negative pressure in the upward kettle in direction is generated in kettle, two negative pressure and the comprehensive function of the powder self weight in kettle and in blanking pipe determine
The direction of motion of powder: 1) when the comprehensive function of pipe in negative pressure and powder self weight be not enough to equilibrium still in the effect of negative pressure, powder
Material is maintained in reaction kettle and blanking pipe, can not continue to fall；2) when the comprehensive function that negative pressure is self-possessed with powder in pipe is greater than
In kettle when the effect of negative pressure, powder is inhaled into the adsorbent chamber of Venturi tube, then is ejected into feeding pipe, by circulation pipe
It is turned again to behind road in reaction kettle and continues to participate in reaction.It mechanical gas lock is set in blanking pipe limits compared to more conventionally employed
The structure of powder whereabouts processed, the present invention have better seal performance, without worry due to moist and powder agglomerates the case where
The problem of causing mechanical gas lock stuck and abrasion.
The bottom of storage tank 7 is in the funnel structure of inverted cone body shape, and tilt internal wall is equipped with defeated to storage tank inner cavity
It supplies gas the nozzle 8 of stream, the intermittent pulse gas supplying device supplied to nozzle 8 of the connection of nozzle 8 one, pulse gas supplying device is using pneumatic
Valve.Before present invention work, the operating interval of pulse gas supplying device is first adjusted, to be supplied by pulse gas supplying device intermittence
To nozzle 8, supplied gas in a pulsed fashion by nozzle 8 into storage tank, the powder accumulated using the loose inner tank wall of air pulse,
And break process is carried out to the powder lump to have agglomerated on inner wall.The spray angle range of nozzle 8 is excellent between 10 degree~35 degree
Choosing uses spray angle for 15 degree~25 degree of nozzle.It is located at same level height on the inner wall of the funnel structure of storing pot bottom
Equipped at least two nozzles 8, and the nozzle 8 for being located at same level height is distributed in one broken bridge of composition after storage tank bottom interior wall
Layer, for carrying out loose to the heap powder-deposit in storage tank 7 and being crushed to powder agglomeration；Adjacent spray in same broken bridge layer
Spacing distance between mouth 8 is equal.Broken bridge layer is equipped at least 2 layers.Preferably, it breaks bridge layer and is equipped with 2 layers~3 layers, and is adjacent broken
Spacing distance up and down between bridge layer is equal.Preferably, 8 quantity of nozzle in any broken bridge layer is 3~5.Positioned at same
Nozzle 8 in broken bridge layer is connect with same pulse gas supplying device, is supplied by same pulse gas supplying device, i other words, it is same broken
Depending on the working time for the pulse gas supplying device that the working time of bridge layer is connected by this layer of nozzle 8.Neighbouring broken bridge layer
Operating interval differs 1 second~3 seconds, is 1.5 seconds preferably by difference.
Referring to Fig. 2, nozzle 8 is using following structure setting in storage tank bottom interior wall: the center line of any nozzle 8 with should
It is 10 degree~75 degree, preferably 55 degree~70 degree that nozzle 8 breaks the angular range outside the circumference of bridge layer between tangent line where it；Appoint
The center line of one nozzle 8 and the angular range of horizontal plane are 15 degree~35 degree, preferably 30 degree.It is neighbouring broken on vertical direction
The distance between bridge layer is equal.Spacing distance is uniform between 8 quantity of nozzle being arranged in neighbouring broken bridge layer and adjacent nozzle 8
Cause, neighbouring broken bridge layer be dislocatedly distributed, i other words, the setting of any nozzle 8 in underlying any broken bridge layer
The position setting position that corresponding nozzle 8 in bridge layer breaks in side thereon relatively turns over a special angle clockwise or counter-clockwise,
The range of angle is turned at 40 degree~130 degree, preferably 45 degree~120 degree.By the way that broken bridge layer is dislocatedly distributed, fit with nozzle
The 8 setting angle in each broken bridge layer realizes and creates spiral air flow environment when nozzle 8 works in storage tank 7 to realize
Broken bridge effect dredging the powder of accumulation and agglomeration with will pass through the effect of spiral air flow realization stirring rod, not only may be used
To play preferably crushing and loose effect, the Blind-spot of nozzle can also be effectively reduced.
The present invention after setting as needed to the power cycles of pulse gas supplying device in use, realize between nozzle
Having a rest property supplies, not only true on the basis of reducing gas consumption after the helical flow that the air-flow that nozzle sprays to storage tank inner cavity is formed
Broken bridge effect has been protected, and has helped to improve the service life of pulse gas supplying device, has increased the reliability of system, moreover it is possible to avoid holding
It is continuous to supply the problem of caused powder blisters in tank.
Basic principles and main features and advantages of the present invention of the invention have been shown and described in above content.The industry
For technical staff it should be appreciated that the present invention is not limited to the above embodiments, what is described in the above embodiment and the description is only say
Bright the principle of the present invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, this
A little changes and improvements all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended claims
And its equivalent thereof.
Claims (10)
1. a kind of apparatus system suitable for flue gas and powder hybrid reaction, including one for keeping powder and flue gas mixed in its inner cavity
Close the reaction kettle for the harmful substance in flue gas being removed after reacting, which is characterized in that the reaction kettle is upright tubular knot
The reaction kettle of structure, top is equipped with for inputting the powder entrance of powder, its bottom is equipped with powder outlet for exporting powder,
Its outer wall is arranged a collet, and one is formed after spaced apart between the inner wall of collet and the outer wall of reaction kettle for flue gas circulation
Air-flow chamber, reaction kettle inner cavity are equipped with by bottom opening connection air-flow chamber, the top of reaction kettle side wall convenient for input flue gas
To the gas inlet of reaction kettle inner cavity, the top of collet side wall is equipped with the exhanst gas outlet of the flue gas after externally discharge reaction；
Collet bottom is in the funnel structure of inverted cone body, and the lower openings of funnel structure connect downwards one and are vertically arranged down
The lower section of pipe material, blanking pipe is equipped with a Venturi tube, and the adsorbent chamber entrance of the Venturi tube connects up the blanking
Pipeline, connection one is used to convey powder the air inlet of the Venturi tube to the right for connection outside steam line, gas outlet to the left
One end of feeding pipe, the other end of feeding pipe is through the top of circulating line connection reaction kettle.
2. a kind of apparatus system suitable for flue gas and powder hybrid reaction according to claim 1, which is characterized in that institute
Feeding pipe is stated equipped with a powder input interface, the feeding pipe is by the powder input interface connection one for storing
The storage tank of powder；
The bottom of the storage tank is in the funnel structure of inverted cone body shape, the tilt internal wall of the storing pot bottom be equipped with to
The nozzle of delivery air in storage tank, the intermittent pulse gas supplying device supplied to nozzle of the nozzle connection one.
3. a kind of apparatus system suitable for flue gas and powder hybrid reaction according to claim 2, which is characterized in that institute
Nozzle is stated using nozzle of the spray angle range between 10 degree~35 degree.
4. a kind of apparatus system suitable for flue gas and powder hybrid reaction according to claim 2, which is characterized in that storage
It is located at same level height on the inner wall of the funnel structure of batch can bottom and is equipped at least two nozzles, and is located at same level
It is loose and to powder for carrying out to the heap powder-deposit in storage tank that the nozzle of height is distributed in after storage tank bottom interior wall composition one
Material agglomeration carries out broken broken bridge layer, and the spacing distance between adjacent nozzle in same broken bridge layer is equal.
5. a kind of apparatus system suitable for flue gas and powder hybrid reaction according to claim 4, which is characterized in that institute
Bridge layer is stated brokenly equipped at least 2 layers, the nozzle in same broken bridge layer is connect with same pulse gas supplying device, by same pulse
Feeder gas supply, i other words, when the work for the pulse gas supplying device that working time of same broken bridge layer is connected by this layer of nozzle
Between depending on.
6. a kind of apparatus system suitable for flue gas and powder hybrid reaction according to claim 5, which is characterized in that on
Under the operating interval of adjacent broken bridge layer differ 1 second~3 seconds.
7. a kind of apparatus system suitable for flue gas and powder hybrid reaction according to claim 6, which is characterized in that institute
Nozzle is stated using following structure setting in storage tank bottom interior wall: the center line of any nozzle and the nozzle break bridge where it
Angular range between the outer tangent line of the circumference of layer is 10 degree~75 degree；
The center line of any nozzle and the angular range of horizontal plane are 15 degree~35 degree.
8. a kind of apparatus system suitable for flue gas and powder hybrid reaction according to claim 7, which is characterized in that perpendicular
Histogram is upward, and the distance between neighbouring broken bridge layer is equal.
9. a kind of apparatus system suitable for flue gas and powder hybrid reaction according to claim 8, which is characterized in that on
Under spacing distance is consistent between the nozzle quantity and adjacent nozzle that are arranged in adjacent broken bridge layer, neighbouring broken bridge layer is mistake
Bit distribution, i other words, side is broken in bridge layer thereon relatively for the setting position of any nozzle in underlying any broken bridge layer
The setting position of corresponding nozzle turns over a special angle clockwise or counter-clockwise, turns over the range of angle 40 degree~130
Degree.
10. according to a kind of described in any item apparatus systems suitable for flue gas and powder hybrid reaction of claim 2 to 9,
It is characterized in that, the junction of the storage tank and the feeding pipe is equipped with a metering screw conveyer, the upward connection of entrance
Storage tank inner cavity, the downward connection feeding pipe in outlet；
The valve of an opening and closing for controlling storage tank is equipped between the storage tank and the metering screw conveyer.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510500745.9A CN106466551B (en) | 2015-08-14 | 2015-08-14 | A kind of apparatus system suitable for flue gas and powder hybrid reaction |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510500745.9A CN106466551B (en) | 2015-08-14 | 2015-08-14 | A kind of apparatus system suitable for flue gas and powder hybrid reaction |
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| CN106466551A CN106466551A (en) | 2017-03-01 |
| CN106466551B true CN106466551B (en) | 2019-06-25 |
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| CN109225115B (en) * | 2018-09-17 | 2024-04-16 | 沈阳化工大学 | Impinging stream reactor with adjustable nozzle spacing |
| CN111621298B (en) * | 2020-06-05 | 2021-03-16 | 中国环境科学研究院 | Preparation process and equipment of biochar for soil improvement |
| CN115950244A (en) * | 2022-12-26 | 2023-04-11 | 广东微容电子科技有限公司 | Solid phase reaction device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1467016A (en) * | 2002-07-12 | 2004-01-14 | 清华大学 | Flue gas desulfurizing and desaltpeterizing down flow bed reactor |
| CN101962108A (en) * | 2010-09-27 | 2011-02-02 | 中冶赛迪工程技术股份有限公司 | Tornado blowing method and cyclone device thereof |
| CN102120142A (en) * | 2010-12-22 | 2011-07-13 | 浙江天蓝环保技术有限公司 | Direct injection ash supplying device in dry powder desulfurizing agent tower |
-
2015
- 2015-08-14 CN CN201510500745.9A patent/CN106466551B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1467016A (en) * | 2002-07-12 | 2004-01-14 | 清华大学 | Flue gas desulfurizing and desaltpeterizing down flow bed reactor |
| CN101962108A (en) * | 2010-09-27 | 2011-02-02 | 中冶赛迪工程技术股份有限公司 | Tornado blowing method and cyclone device thereof |
| CN102120142A (en) * | 2010-12-22 | 2011-07-13 | 浙江天蓝环保技术有限公司 | Direct injection ash supplying device in dry powder desulfurizing agent tower |
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