CN113599968B - Discharge apparatus and active burnt SOx/NOx control system - Google Patents

Discharge apparatus and active burnt SOx/NOx control system Download PDF

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Publication number
CN113599968B
CN113599968B CN202110946640.1A CN202110946640A CN113599968B CN 113599968 B CN113599968 B CN 113599968B CN 202110946640 A CN202110946640 A CN 202110946640A CN 113599968 B CN113599968 B CN 113599968B
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China
Prior art keywords
pipe
lumen
inlet
discharging
communicated
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CN113599968A (en
Inventor
江欢欢
胡文杰
熊焱军
郝佳宇
邹振华
王军
李飞
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China City Environment Protection Engineering Ltd
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China City Environment Protection Engineering Ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
    • B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/10—Inorganic adsorbents
    • B01D2253/102—Carbon
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/30—Sulfur compounds
    • B01D2257/302—Sulfur oxides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/40—Nitrogen compounds
    • B01D2257/404—Nitrogen oxides other than dinitrogen oxide

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Treating Waste Gases (AREA)

Abstract

The invention provides a discharging device and an active coke desulfurization and denitrification system, which comprises: a base; the feeding pipe, the discharging pipe and the nitrogen conveying pipe are arranged on the machine base; the conveying device is arranged on the machine base, the inlet is communicated with the feeding pipe, the outlet is communicated with the discharging pipe and is used for conveying the granular materials from the inside of the feeding pipe to the inside of the discharging pipe; the inlet pipe has first lumen, second lumen and the third lumen of funnel form, and the entry and the nitrogen gas conveyer pipe intercommunication of first lumen, the export of first lumen and the entry intercommunication of second lumen, the tip and the entry intercommunication of second lumen of third lumen, the export and the entry intercommunication of conveyor of second lumen, the large end of third lumen is located the top of the tip of third lumen, the entry of second lumen is in the top of the export of second lumen, the entry of conveyor is located the top of the export of conveyor, the entry of discharging pipe is located the top of the export of discharging pipe. The invention can improve the sealing effect of nitrogen and prevent materials from being sheared by rotating in the valve body.

Description

Discharge apparatus and active burnt SOx/NOx control system
Technical Field
The invention relates to the technical field of unloading, in particular to an unloading device and an active coke desulfurization and denitrification system.
Background
Coal-or petroleum-fueled thermal power plants, steel plants, and the like produce large amounts of flue gas containing large amounts of acid gases (SO) 2 、SO 3 、NO 2 NO, HCl, etc.), and these gases are components of acid rain, and in order to protect the environment and reduce the generation of acid rain, it is necessary to treat flue gas containing these acid gases to achieve recycling.
At present, the dry desulfurization treatment of the flue gas is generally realized by the desulfurization treatment of the flue gas through the active coke, the regeneration treatment of the active coke can be realized through a regeneration tower in order to reduce the desulfurization treatment cost and realize the recycling of the flue gas, the active coke adsorbed with acid gas is recycled to produce sulfuric acid and the like in the regeneration process of the regeneration tower, and the regenerated active coke is conveyed to the adsorption tower again for recycling.
In general, activated coke is quantitatively transported from the discharge end of the adsorption tower to the receiving end of the regeneration tower through a discharge device. Because the pressure between the discharge end of the adsorption tower and the receiving end of the regeneration tower is different, the gas with higher pressure at the discharge end of the adsorption tower is easy to leak into the receiving end of the regeneration tower along with the active coke. Because the gas with higher pressure contains corrosive gas, if the gas with higher pressure leaks into the receiving end of the regeneration tower along with the active coke, equipment at the receiving end is easy to corrode.
Accordingly, there is a need for an improved discharge device to avoid corrosive gases leaking with the activated coke from the discharge end of the adsorption tower to the receiving end of the regeneration tower through the discharge device, resulting in corrosion of equipment at the receiving end of the regeneration tower.
Disclosure of Invention
The invention aims to provide a discharging device and an active coke desulfurization and denitrification system, which are used for solving the problem that corrosive gas leaks from the discharge end of an adsorption tower to the receiving end of a regeneration tower along with active coke through the discharging device, so that equipment at the receiving end of the regeneration tower is corroded.
In order to solve the above technical problems, the present invention provides a discharging device, comprising: a base; the feeding pipe, the discharging pipe and the nitrogen conveying pipe are arranged on the machine base; the conveying device is arranged on the machine base, the inlet of the conveying device is communicated with the feeding pipe, the outlet of the conveying device is communicated with the discharging pipe, and the conveying device is used for conveying the granular materials from the inside of the feeding pipe to the inside of the discharging pipe; the inlet pipe has first lumen, second lumen and the third lumen of funnel form, the entry of first lumen with nitrogen gas conveyer pipe intercommunication, the export of first lumen with the entry intercommunication of second lumen, the tip of third lumen with the entry intercommunication of second lumen, the export of second lumen with conveyor's entry intercommunication, the big end of third lumen is located the top of the tip of third lumen, the entry of second lumen is in the top of the export of second lumen, conveyor's entry is located the top of conveyor's export, the entry of discharging pipe is located the top of the export of discharging pipe.
Optionally, the conveying device includes: a hollow cylindrical housing disposed on the housing; the rotor is arranged in the shell and is rotationally connected with the base; and a plurality of tooth plates provided on an outer peripheral surface of the rotor and having radial ends extending toward an inner surface of the casing; wherein, two adjacent pinion racks with the casing with the rotor forms and rotates the feed bin, the casing has pan feeding window and ejection of compact window, the pan feeding window with the ejection of compact window is seted up respectively on the circumference wall of casing, part rotate the feed bin for airtight feed bin, part rotate the feed bin with the pan feeding window intercommunication, part rotate the feed bin with ejection of compact window intercommunication, the pan feeding window with the export intercommunication of second lumen, ejection of compact window with the entry intercommunication of discharging pipe.
Optionally, the pinion rack includes baffle, clamp plate and sets up baffle with between the clamp plate, and protruding in the closing plate of the radial terminal surface of baffle, the closing plate with the inner wall of casing contacts.
Optionally, the sealing plate is made of wear-resistant materials.
Optionally, the discharging device further comprises a cleaning device, and the cleaning device is used for cleaning materials on the radial end face of the toothed plate.
Optionally, the cleaning device includes mounting and a plurality of elastic component, the mounting is used for fixed a plurality of the elastic component, the mounting with the frame is connected, a plurality of the elastic component with the radial terminal surface of pinion rack contacts.
Optionally, the fixing piece is detachably connected with the stand.
Optionally, the feed tube has a lumen and a first baffle separating the lumen into the first lumen, the second lumen, and the third lumen.
Optionally, the first baffle is detachably and fixedly connected with the inner wall of the lumen.
The invention also provides an active coke desulfurization and denitrification system which comprises the discharging device.
The discharging device and the active coke desulfurization and denitrification system provided by the invention have the following beneficial effects:
firstly, because the inlet of the first pipe cavity is communicated with the nitrogen conveying pipe, the outlet of the first pipe cavity is communicated with the inlet of the second pipe cavity, so that nitrogen conveyed from the nitrogen conveying pipe to the first pipe cavity can enter the second pipe cavity from the outlet of the first pipe cavity, and because the small end of the third pipe cavity is communicated with the inlet of the second pipe cavity and the third pipe cavity is in a funnel shape, nitrogen entering the third pipe cavity can be uniformly diffused in the third pipe cavity after expanding on a smaller flow area, thereby preventing corrosive gas from downwards channeling from the large end of the third pipe cavity, improving the sealing effect of the nitrogen, reducing the use amount of the nitrogen and improving the utilization rate of the nitrogen.
Secondly, because the first lumen is funnel-shaped, the material can be prevented from directly rushing into the lumen and the rotor of the material pipe in the falling process, the damage of the material pipe and the rotor is caused, the service life of the discharging device is prolonged, and the granular material is prevented from being damaged.
Then, owing to the pinion rack includes baffle, clamp plate and setting are in baffle with between the clamp plate, and protruding in the closing plate of the radial terminal surface of baffle, the closing plate with the inner wall of casing contacts, so can make the leakproofness of rotating the feed bin further improves, prevents nitrogen gas in the feed pipe in the discharge apparatus and leaks to the discharging pipe, improves nitrogen gas utilization efficiency, reduces nitrogen gas consumption to can prevent that corrosive gas from scurrying down when energy-concerving and environment-protective, prevent to scurrying down because of corrosive gas and leading to equipment corrosion.
Drawings
FIG. 1 is a cross-sectional view of a discharge apparatus in an embodiment of the invention;
FIG. 2 is a partial cross-sectional view of a toothed plate in an embodiment of the present invention;
FIG. 3 is a partial schematic view of a toothed plate in an embodiment of the present invention;
FIG. 4 is a partial cross-sectional view of a cleaning device in accordance with an embodiment of the present invention;
fig. 5 is a partial schematic view of a cleaning device according to an embodiment of the present invention.
Reference numerals illustrate:
100-stand; 110-mounting a window;
200-feeding pipe; 210-a first lumen; 220-a second lumen; 230-a third lumen; 240-a first baffle;
300-discharging pipe;
400-nitrogen delivery pipe;
500-a casing; 510, a feeding window; 520-a discharge window;
600-rotor;
700-tooth plate; 710-separator; 720-pressing plate; 730-sealing plate;
800-cleaning device; 810-fixing piece; 812-fixing plate; 813-clamping plate; 820-elastic member.
Detailed Description
The discharging device and the active coke desulfurization and denitrification system provided by the invention are further described in detail below with reference to the accompanying drawings and specific examples. The advantages and features of the present invention will become more apparent from the following description. It should be noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the invention.
Referring to fig. 1, fig. 1 is a cross-sectional view of a discharge apparatus according to an embodiment of the present invention, which provides a discharge apparatus including: a housing 100; a feed pipe 200, a discharge pipe 300 and a nitrogen gas feed pipe 400 which are arranged on the stand 100; a conveying device which is arranged on the machine base 100, the inlet of the conveying device is communicated with the feeding pipe 200, the outlet of the conveying device is communicated with the discharging pipe 300, and the conveying device is used for conveying the granular materials from the inside of the feeding pipe 200 to the inside of the discharging pipe 300; the feeding pipe 200 has a first cavity 210, a second cavity 220 and a funnel-shaped third cavity 230, wherein the inlet of the first cavity 210 is communicated with the nitrogen gas conveying pipe 400, the outlet of the first cavity 210 is communicated with the inlet of the second cavity 220, the small end of the third cavity 230 is communicated with the inlet of the second cavity 220, the outlet of the second cavity 220 is communicated with the inlet of the conveying device, the large end of the third cavity 230 is positioned above the small end of the third cavity 230, the inlet of the second cavity 220 is positioned above the outlet of the second cavity 220, the inlet of the conveying device is positioned above the outlet of the conveying device, and the inlet of the discharging pipe 300 is positioned above the outlet of the discharging pipe 300.
Since the large end of the third cavity 230 is located above the small end of the third cavity 230, the granular material can enter the third cavity 230 from the large end of the third cavity 230 under the action of gravity and flow into the small end of the third cavity 230 under the diversion of the third cavity 230, since the small end of the third cavity 230 is communicated with the inlet of the second cavity 220, the material in the third cavity 230 can flow into the second cavity 220 under the action of gravity, since the inlet of the second cavity 220 is located above the outlet of the second cavity 220, the granular material can flow from the inlet of the second cavity 220 to the outlet of the second cavity 220, since the outlet of the second cavity 220 is communicated with the inlet of the conveying device, the material can flow into the conveying device, since the conveying device is used for conveying the granular material from the inside of the feed pipe 200 into the discharge pipe 300, and the outlet of the conveying device is communicated with the inlet of the discharge pipe 300, the material in the outlet of the discharge pipe 300 is located above the outlet of the discharge pipe 300, and the material can flow from the outlet of the discharge pipe 300 to the outlet of the discharge pipe 300.
Because the inlet of the first lumen 210 is communicated with the nitrogen delivery pipe 400, the outlet of the first lumen 210 is communicated with the inlet of the second lumen 220, so that the nitrogen gas delivered from the nitrogen delivery pipe 400 into the first lumen 210 can enter the second lumen 220 from the outlet of the first lumen 210, and the small end of the third lumen 230 is communicated with the inlet of the second lumen 220, and the third lumen 230 is in a funnel shape, so that the nitrogen gas entering the third lumen 230 can be uniformly diffused in the third lumen 230 after expanding on a smaller flow area, thereby preventing the corrosive gas from channeling downwards from the large end of the third lumen 230, improving the sealing effect of the nitrogen gas, reducing the usage amount of the nitrogen gas, and improving the utilization rate of the nitrogen gas.
Referring to fig. 1, the conveying apparatus includes: a hollow cylindrical housing 500 provided on the base 100; a rotor 600 disposed in the housing 500 and rotatably coupled to the base 100; and a plurality of tooth plates 700 provided on an outer circumferential surface of the rotor 600 and having radial ends extending toward an inner surface of the casing 500; wherein, two adjacent toothed plates 700 with casing 500 with rotor 600 forms and rotates the feed bin, casing 500 has pan feeding window 510 and ejection of compact window 520, pan feeding window 510 with ejection of compact window 520 is seted up respectively on the circumference wall of casing 500, part rotate the feed bin be airtight feed bin, part rotate the feed bin with pan feeding window 510 intercommunication, part rotate the feed bin with ejection of compact window 520 intercommunication, pan feeding window 510 with the export intercommunication of second lumen 220, ejection of compact window 520 with the entry intercommunication of discharging pipe 300.
The material flows into the conveyor from its inlet and out of the conveyor outlet into the discharge pipe 300, i.e. the material flows into the conveyor from the inlet window 510 and then into the discharge pipe 300 from the outlet window 520. Since the rotor 600 is disposed in the housing 500 and rotatably connected to the base 100, a plurality of toothed plates 700 are disposed on the outer circumferential surface of the rotor 600, and the radial ends of the toothed plates 700 extend toward the inner surface of the housing 500, and two adjacent toothed plates 700 form a rotating bin with the housing 500 and the rotor 600, materials entering the rotating bin can rotate in the housing 500 under the action of the rotor 600, the toothed plates 700 and the housing 500. Since a part of the rotating bin is communicated with the discharging window 520, the discharging window 520 is communicated with the inlet of the discharging pipe 300, and the inlet of the discharging pipe 300 is positioned above the outlet of the discharging pipe 300, when the rotating bin rotates to a position communicated with the discharging window 520, the material can enter the discharging pipe 300. By arranging the conveying device, the sealing and isolation of the inlet of the conveying device and the outlet of the conveying device can be realized.
Specifically, referring to fig. 1, the feeding pipe 200 has a pipe cavity and a first baffle 240, the first baffle 240 divides the pipe cavity into the first pipe cavity 210, the second pipe cavity 220 and the third pipe cavity 230, and the third pipe cavity 230 is funnel-shaped, so that the material can be prevented from directly punching into the pipe cavity of the feeding pipe 200 and the rotor 600 in the falling process, the damage to the feeding pipe 200 and the rotor 600 is caused, the service life of the discharging device is prolonged, and the breakage of the granular material is avoided.
Preferably, the first baffle 240 is detachably and fixedly connected to the inner wall of the lumen, so that the first baffle 240 can be conveniently and timely replaced after being damaged, and the service life of the unloading device is prolonged.
Referring to fig. 1, 2 and 3, fig. 2 is a partial cross-sectional view of a toothed plate 700 according to an embodiment of the present invention, and fig. 3 is a partial schematic view of the toothed plate 700 according to an embodiment of the present invention, the toothed plate 700 includes a partition plate 710, a pressing plate 720, and a sealing plate 730 disposed between the partition plate 710 and the pressing plate 720 and protruding from a radial end surface of the partition plate 710, and the sealing plate 730 contacts with an inner wall of the casing 500, so that the tightness of the rotating silo can be further improved, leakage of nitrogen in the feed pipe 200 in the discharge device to the discharge pipe 300 can be prevented, the nitrogen utilization efficiency can be improved, the nitrogen consumption can be reduced, and the downward channeling of corrosive gas can be prevented while the equipment corrosion caused by the downward channeling of the corrosive gas can be prevented.
In this embodiment, the sealing plate 730 is made of a wear-resistant material, for example, special fluororubber.
In this embodiment, the pressing plate 720 and the partition 710 are screwed together.
Referring to fig. 1, 4 and 5, fig. 4 is a partial cross-sectional view of a cleaning device 800 according to an embodiment of the present invention, and fig. 5 is a partial schematic view of the cleaning device 800 according to an embodiment of the present invention, the discharging device further includes a cleaning device 800, and the cleaning device 800 is used for cleaning materials on a radial end surface of the toothed plate 700. In this way, the materials are not stacked on the radial end surface of the toothed plate 700, so that the materials are not easy to be extruded between the radial end surface of the toothed plate 700 and the machine shell 500, namely, the materials are not easy to be extruded between the contact surfaces of the toothed plate 700 and the machine shell 500, the conveyed materials are not crushed, the abrasion of the machine base 100 can be reduced, and the service life of the discharging device is prolonged.
Specifically, the cleaning device 800 includes a fixing member 810 and a plurality of elastic members 820, where the fixing member 810 is used to fix a plurality of elastic members 820, the fixing member 810 is connected to the base 100, and a plurality of elastic members 820 contact with a radial end surface of the toothed plate 700, and since a plurality of elastic members 820 contact with a radial end surface of the toothed plate 700, the elastic members 820 can clean materials on the radial end surface of the toothed plate 700, and the elastic members 820 have elasticity, so that wear of the cleaning device 800 can be reduced, and service life of the cleaning device 800 can be prolonged.
Preferably, the fixing member 810 is detachably connected to the base 100, so that the cleaning device 800 can be conveniently replaced, and the service life of the unloading device is prolonged.
Further, the base 100 is provided with a mounting window 110, the fixing member 810 includes a cover plate, a fixing plate 812 and a clamping plate 813, the cover plate is disposed outside the base 100 and covers the mounting window 110, the fixing plate 812 is fixedly connected with the cover plate and extends into the mounting window 110, and the clamping plate 813 is used for fixing one end of the elastic member 820 between the fixing plate 812 and the clamping plate 813. Thus, the fixing plate 812, the clamping plate 813 and the plurality of elastic members 820 can be removed from the housing 100 by removing the cover plate, so that the elastic members 820 can be replaced conveniently.
In this embodiment, the elastic member 820 may be a spring or a spring strip.
The fixing plate 812 and the clamping plate 813 are screw-coupled.
In use, granular materials can enter the third pipe cavity 230 from the large end of the third pipe cavity 230 under the action of gravity, flow to the small end of the third pipe cavity 230 under the flow guide of the third pipe cavity 230, flow into the second pipe cavity 220 under the action of gravity, flow from the inlet of the second pipe cavity 220 to the outlet of the second pipe cavity 220, flow into the conveying device from the inlet of the conveying device, namely, the materials flow into the conveying device from the feeding window 510, the materials entering the rotary bin can rotate in the machine shell 500 under the action of the rotor 600, the toothed plate 700 and the machine shell 500, and when the materials rotate to the position communicated with the discharging window 520, the materials can flow into the discharging window 520, and then flow from the inlet of the discharging pipe 300 to the outlet of the discharging pipe 300, so that the discharging of the materials is realized. During the discharging process, nitrogen is continuously introduced into the first lumen 210 through the nitrogen delivery pipe 400, so that the nitrogen enters the second lumen 220 from the first lumen 210, then enters the third lumen 230, and then can be more uniformly diffused in the third lumen 230, thereby preventing the corrosive gas from channeling downwards from the large end of the third lumen 230.
The embodiment also provides an active coke desulfurization and denitrification system, which comprises the discharging device in the embodiment.
In the above embodiments, the material is activated coke, and in other embodiments, the material may be other granular objects, which is not limited in this invention.
The above description is only illustrative of the preferred embodiments of the present invention and is not intended to limit the scope of the present invention, and any alterations and modifications made by those skilled in the art based on the above disclosure shall fall within the scope of the appended claims.

Claims (7)

1. A discharge apparatus, comprising:
a base;
the feeding pipe, the discharging pipe and the nitrogen conveying pipe are arranged on the machine base;
the conveying device is arranged on the machine base, the inlet of the conveying device is communicated with the feeding pipe, the outlet of the conveying device is communicated with the discharging pipe, and the conveying device is used for conveying the granular materials from the inside of the feeding pipe to the inside of the discharging pipe;
the inlet pipe is provided with a first pipe cavity, a second pipe cavity and a funnel-shaped third pipe cavity, the inlet of the first pipe cavity is communicated with the nitrogen conveying pipe, the outlet of the first pipe cavity is communicated with the inlet of the second pipe cavity, the small end of the third pipe cavity is communicated with the inlet of the second pipe cavity, the outlet of the second pipe cavity is communicated with the inlet of the conveying device, the large end of the third pipe cavity is positioned above the small end of the third pipe cavity, the inlet of the second pipe cavity is positioned above the outlet of the second pipe cavity, the inlet of the conveying device is positioned above the outlet of the conveying device, and the inlet of the discharging pipe is positioned above the outlet of the discharging pipe;
the conveying device comprises:
a hollow cylindrical housing disposed on the housing;
the rotor is arranged in the shell and is rotationally connected with the base; and
a plurality of tooth plates provided on an outer peripheral surface of the rotor and having radial ends extending toward an inner surface of the casing;
the machine shell is provided with a feeding window and a discharging window, the feeding window and the discharging window are respectively arranged on the circumferential wall surface of the machine shell, part of the rotating bin is a closed bin, part of the rotating bin is communicated with the feeding window, part of the rotating bin is communicated with the discharging window, the feeding window is communicated with the outlet of the second pipe cavity, and the discharging window is communicated with the inlet of the discharging pipe;
the discharging device further comprises a cleaning device, wherein the cleaning device is used for cleaning materials on the radial end face of the toothed plate;
the cleaning device comprises a fixing piece and a plurality of elastic pieces, wherein the fixing piece is used for fixing a plurality of the elastic pieces, the fixing piece is connected with the base, and the elastic pieces are contacted with the radial end faces of the toothed plates.
2. The discharge apparatus of claim 1, wherein the toothed plate comprises a spacer plate, a pressure plate, and a sealing plate disposed between the spacer plate and the pressure plate and protruding from a radial end surface of the spacer plate, the sealing plate being in contact with an inner wall of the housing.
3. The discharge apparatus of claim 2 wherein said seal plate is formed of a wear resistant material.
4. The discharge apparatus of claim 1 wherein said securing member is removably connected to said housing.
5. The discharge apparatus of claim 1, wherein the feed tube has a lumen and a first baffle separating the lumen into the first lumen, the second lumen, and the third lumen.
6. The discharge apparatus of claim 5, wherein the first baffle is removably fixedly coupled to the inner wall of the lumen.
7. An activated coke desulfurization and denitrification system, comprising a discharge device according to any one of claims 1 to 6.
CN202110946640.1A 2021-08-18 2021-08-18 Discharge apparatus and active burnt SOx/NOx control system Active CN113599968B (en)

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CN202110946640.1A CN113599968B (en) 2021-08-18 2021-08-18 Discharge apparatus and active burnt SOx/NOx control system

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Application Number Priority Date Filing Date Title
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CN113599968B true CN113599968B (en) 2023-09-29

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1152533A (en) * 1995-09-07 1997-06-25 三井石油化学工业株式会社 Powder quantitative feeder
CA2571441A1 (en) * 2005-12-16 2007-06-16 Owens Corning Rotary valve for handling solid particulate material
CN101909738A (en) * 2008-01-16 2010-12-08 国际壳牌研究有限公司 Method to the pressurised reactor particular solid material
CN104192568A (en) * 2014-08-06 2014-12-10 聊城市鲁西化工工程设计有限责任公司 Novel technology for continuous pneumatic conveying of powder materials

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1152533A (en) * 1995-09-07 1997-06-25 三井石油化学工业株式会社 Powder quantitative feeder
CA2571441A1 (en) * 2005-12-16 2007-06-16 Owens Corning Rotary valve for handling solid particulate material
CN101909738A (en) * 2008-01-16 2010-12-08 国际壳牌研究有限公司 Method to the pressurised reactor particular solid material
CN104192568A (en) * 2014-08-06 2014-12-10 聊城市鲁西化工工程设计有限责任公司 Novel technology for continuous pneumatic conveying of powder materials

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