CN202778208U - Coal-fired flue gas mercury removing device capable of performing continuous operation - Google Patents
Coal-fired flue gas mercury removing device capable of performing continuous operation Download PDFInfo
- Publication number
- CN202778208U CN202778208U CN 201220455176 CN201220455176U CN202778208U CN 202778208 U CN202778208 U CN 202778208U CN 201220455176 CN201220455176 CN 201220455176 CN 201220455176 U CN201220455176 U CN 201220455176U CN 202778208 U CN202778208 U CN 202778208U
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- China
- Prior art keywords
- reactor
- flue gas
- coal
- valve
- demercuration reactor
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Abstract
The utility model discloses a coal-fired flue gas mercury removing device capable of performing continuous operation. The device comprises a mercury removing reactor and a feed hopper, wherein the feed hopper is connected with a feed port of the reactor through a feed pipe; a valve I is arranged on the feed pipe; a valve II is arranged on a discharge pipe connected with a discharge port of the reactor; a gas inlet orifice is arranged on one side of the reactor; and an exhaust orifice is arranged on the other side of the reactor. The device is characterized in that a shutter baffle I is arranged on one side, near the gas inlet orifice, of the reactor; a shutter baffle II is arranged on one side, near the exhaust orifice, of the reactor; the space between the shutter baffle I and the shutter baffle II serves as an active semicoke passing area of a mercury removing agent; and a conical distributor is arranged at the middle lower part of the active semicoke passing area. The device can realize continuous production and has higher mercury removing efficiency.
Description
Technical field
The utility model relates to a kind of coal-fired flue gas mercury removal device.
Background technology
A kind of coal-fired flue gas mercury removal device of the prior art, it comprises demercuration reactor and feed hopper, feed hopper connects the top fed mouth of demercuration reactor by feeder sleeve, be provided with valve one at feeder sleeve, at the drainage conduit number of the being provided with valve two that is connected with the bottom discharge mouth of demercuration reactor, the demercuration reactor is provided with the air inlet mouth of pipe and exhaust pipe mouth.Active carbocoal (particle) as mercury-removing reagent is sent into the demercuration reactor by feed hopper by feeder sleeve, mercury fume enters the demercuration reactor from the air inlet mouth of pipe, react with the active carbocoal that flows down from demercuration reactor top, realize demercuration, flue gas behind the demercuration is discharged from exhaust pipe mouth, and the semicoke of inactivation is from the bottom discharge mouth output of demercuration reactor.Although above-mentioned coal-fired flue gas mercury removal device can be realized flue gas demercuration, also exists deficiency, is mainly manifested in: the one, semicoke particle folding process cloth in the demercuration reactor is inhomogeneous, and the utilization rate of active carbocoal is not high; The 2nd, flue gas is in the process that enters the demercuration reactor, and smoke distribution is also inhomogeneous.The existence of these defectives causes the demercuration efficient of said apparatus not high.
This shows that above-mentioned coal-fired flue gas mercury removal device awaits further to improve.
The utility model content
Task of the present utility model is to solve the technological deficiency that the coal-fired flue gas mercury removal device exists in the prior art, but a kind of coal-fired flue gas mercury removal device of continued operation is provided.
Its technical solution is:
But a kind of coal-fired flue gas mercury removal device of continued operation, comprise demercuration reactor and feed hopper, feed hopper connects the top fed mouth of demercuration reactor by feeder sleeve, be provided with valve one at feeder sleeve, be provided with valve two in the drainage conduit that is connected with the bottom discharge mouth of demercuration reactor, one side of demercuration reactor is provided with the air inlet mouth of pipe, and opposite side is provided with exhaust pipe mouth; Side near the air inlet mouth of pipe in the demercuration reactor is provided with louver type baffle one, be provided with louver type baffle two in the side near exhaust pipe mouth, space between louver type baffle one and the louver type baffle two for as the active carbocoal of mercury-removing reagent by the zone, be provided with conic distributor in the middle and lower part of active carbocoal by the zone.
Above-mentioned demercuration reactor is moving bed demercuration reactor.
Above-mentioned active carbocoal has level-sensing device by region division.
Above-mentioned valve one and valve two are slide valve.
The utlity model has following useful technique effect:
The utility model is provided with the conic distributor that flows for the control semicoke in the demercuration reactor, so that the material in the reactor is evenly moved down, can improve the utilization ratio of active carbocoal, also be provided with louver type baffle one, two in the simultaneous reactions device, also can significantly improve the uniformity of smoke distribution.The utility model can be realized serialization production, has higher demercuration efficient.
Description of drawings
Below in conjunction with accompanying drawing and the specific embodiment the utility model is illustrated further:
Figure is the structural principle schematic diagram of a kind of embodiment of the utility model.
The specific embodiment
Referring to accompanying drawing, but a kind of coal-fired flue gas mercury removal device of continued operation, comprise demercuration reactor 4 and feed hopper 1, feed hopper connects the top fed mouth of demercuration reactor by feeder sleeve 2, be provided with valve 1 at feeder sleeve, be provided with valve 2 10 in the drainage conduit 9 that is connected with the bottom discharge mouth of demercuration reactor, a side of demercuration reactor is provided with the air inlet mouth of pipe 6, and opposite side is provided with exhaust pipe mouth 7.Above-mentioned valve one and valve two all can be slide valve.Above-mentioned demercuration reactor can be moving bed demercuration reactor, side near the air inlet mouth of pipe in the demercuration reactor is provided with louver type baffle 1, be provided with louver type baffle 25 in the side near exhaust pipe mouth, space between louver type baffle one and the louver type baffle two for as the active carbocoal (particle) of mercury-removing reagent by the zone, be provided with conic distributor 8 in the middle and lower part of active carbocoal by the zone.Above-mentioned active carbocoal has level-sensing device by region division, for detection of active carbocoal material level in the demercuration reactor, short circuit occurs to prevent gas.
Said apparatus, the space between louver type baffle one and the louver type baffle two for as the active carbocoal (particle) of mercury-removing reagent by the zone, louver type baffle one is to play fixing active carbocoal to avoid the effect of being scattered, the 2nd, play the effect of even distributing wind; Also can utilize the semicoke particle to play certain dustproof function, the dust in the gas is stopped; Conic distributor is conducive to the semicoke uniform particles and moves down, and improves its utilization ratio.Recycle as raw material from sending feed hopper back to after the inactivation semicoke (particle) of drainage conduit output can be regenerated.Said apparatus can realize that fresh active carbocoal adds and discharge continuously, realizes continued operation.
The relevant technologies content of not addressing in the aforesaid way is taked or is used for reference prior art and can realize.
Need to prove that those skilled in the art can also make such or such easy variation pattern under the instruction of this specification, such as equivalent way, or obvious mode of texturing.Above-mentioned variation pattern all should be within protection domain of the present utility model.
Claims (4)
1. but the coal-fired flue gas mercury removal device of a continued operation, comprise demercuration reactor and feed hopper, feed hopper connects the top fed mouth of demercuration reactor by feeder sleeve, be provided with valve one at feeder sleeve, be provided with valve two in the drainage conduit that is connected with the bottom discharge mouth of demercuration reactor, one side of demercuration reactor is provided with the air inlet mouth of pipe, and opposite side is provided with exhaust pipe mouth; It is characterized in that: the side near the air inlet mouth of pipe in described demercuration reactor is provided with louver type baffle one, be provided with louver type baffle two in the side near exhaust pipe mouth, space between louver type baffle one and the louver type baffle two for as the active carbocoal of mercury-removing reagent by the zone, be provided with conic distributor in the middle and lower part of active carbocoal by the zone.
2. but the coal-fired flue gas mercury removal device of a kind of continued operation according to claim 1, it is characterized in that: described demercuration reactor is moving bed demercuration reactor.
3. but the coal-fired flue gas mercury removal device of a kind of continued operation according to claim 1, it is characterized in that: described active carbocoal has level-sensing device by region division.
4. but the coal-fired flue gas mercury removal device of a kind of continued operation according to claim 1, it is characterized in that: described valve one and valve two are slide valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220455176 CN202778208U (en) | 2012-09-06 | 2012-09-06 | Coal-fired flue gas mercury removing device capable of performing continuous operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220455176 CN202778208U (en) | 2012-09-06 | 2012-09-06 | Coal-fired flue gas mercury removing device capable of performing continuous operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202778208U true CN202778208U (en) | 2013-03-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220455176 Expired - Fee Related CN202778208U (en) | 2012-09-06 | 2012-09-06 | Coal-fired flue gas mercury removing device capable of performing continuous operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202778208U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103349892A (en) * | 2013-07-16 | 2013-10-16 | 上海克硫环保科技股份有限公司 | Cross-flow type two-stage moving bed active coke waste gas integrated purification tower |
| CN111286345A (en) * | 2018-12-06 | 2020-06-16 | 国家能源投资集团有限责任公司 | Dust removal filter and coal pyrolysis system with same |
-
2012
- 2012-09-06 CN CN 201220455176 patent/CN202778208U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103349892A (en) * | 2013-07-16 | 2013-10-16 | 上海克硫环保科技股份有限公司 | Cross-flow type two-stage moving bed active coke waste gas integrated purification tower |
| CN103349892B (en) * | 2013-07-16 | 2015-09-23 | 上海克硫环保科技股份有限公司 | A kind of cross-current type twin-stage moving-bed active coke waste gas integrated purification tower |
| CN111286345A (en) * | 2018-12-06 | 2020-06-16 | 国家能源投资集团有限责任公司 | Dust removal filter and coal pyrolysis system with same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130313 Termination date: 20140906 |
|
| EXPY | Termination of patent right or utility model |