CN205235723U - Host computer flue gas processing system that sea frock is equipped with - Google Patents
Host computer flue gas processing system that sea frock is equipped with Download PDFInfo
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- CN205235723U CN205235723U CN201520978781.1U CN201520978781U CN205235723U CN 205235723 U CN205235723 U CN 205235723U CN 201520978781 U CN201520978781 U CN 201520978781U CN 205235723 U CN205235723 U CN 205235723U
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- Prior art keywords
- urea
- flue gas
- main frame
- valve
- processing system
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- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 78
- 239000003546 flue gas Substances 0.000 title claims abstract description 78
- 238000012545 processing Methods 0.000 title claims abstract description 30
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims abstract description 220
- 239000004202 carbamide Substances 0.000 claims abstract description 116
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 10
- 230000000694 effects Effects 0.000 claims abstract description 3
- 235000013877 carbamide Nutrition 0.000 claims description 104
- 238000000889 atomisation Methods 0.000 claims description 29
- 239000000779 smoke Substances 0.000 claims description 28
- 238000009826 distribution Methods 0.000 claims description 14
- 238000010926 purge Methods 0.000 claims description 7
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- 230000007812 deficiency Effects 0.000 claims description 3
- 238000005086 pumping Methods 0.000 claims description 3
- 239000010865 sewage Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 2
- 238000013022 venting Methods 0.000 claims description 2
- 238000002347 injection Methods 0.000 abstract 3
- 239000007924 injection Substances 0.000 abstract 3
- 238000007599 discharging Methods 0.000 abstract 1
- 239000003517 fume Substances 0.000 abstract 1
- 210000001503 joint Anatomy 0.000 abstract 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
The utility model provides a host computer flue gas processing system that sea frock is equipped with, includes: the urea reduction tower of an integrated form, the atomizing of a plurality of urea injection apparatus, an urea supply unit and a plurality of controlled valve, urea reduction tower links to each other and receives the flue gas that comes from many host computers and discharge with the pipe of discharging fume of many host computers through many flue gas conveying line, with outside emission the in flue gas reduction back under the effect of urea reductant, the atomizing of a plurality of urea injection apparatus set up respectively on each flue gas conveying line, delivers to the flue gas that the host computer discharged after the atomizing with the urea reductant is mixed urea reduction tower, urea supply unit is respectively with each urea atomizing injection apparatus butt joint and to its supply urea reductant, a plurality of controlled valves are installed respectively on each flue gas conveying line, open or close corresponding flue gas conveying line through receiving with the control signal that operating condition is relevant of host computer, avoid urea, flue gas to flow backward back the host computer and damage the host computer via flue gas conveying line.
Description
Technical field
The utility model relates to extra large frock for construction applications, relates in particular to the standby main frame smoke processing system of extra large frock.
Background technology
Along with the enhancing day by day of world environments protection consciousness; the fuel oil quality that the extra large frock such as boats and ships, maritime platform is burnt for main frame is also in continuous lifting; but the product NOx of its burning; Sox is still great welding; to this; people have found out variety of way and have removed to process these harmful emissions, and the denitration mode that design is processed is at present urea reduction method. Main frame of DNV code requirement should a corresponding reduction tower, but on extra large frock is standby, due to reduction tower take up room larger, again due to limited space on platform, therefore conventionally reduction tower is integrated together, to solve the difficult problem such as platform living area, cabin district or loading district insufficient space.
As shown in Figure 1, it is the structure chart of existing extra large frock for the main frame smoke processing system of upper installation, this main frame smoke processing system has an integrated reduction tower 10a, this reduction tower 10a receives the smoke evacuation that comes from three main frames, and send into reduction tower 10a by three flue gas delivery pipe road 20a respectively, a urea atomization jetting device 30a is set on every flue gas delivery pipe road 20a, is that each urea atomization jetting device 30a supplies with urea by urea dosing unit 40a. When normal work; the flue gas that each main frame flue gas is discharged is through the waste gas pipeline urea atomization jetting device 30a that enters; in urea atomization jetting device 30a, be atomized mixing with the urea spraying into; urea after atomization enters reduction tower 10a together with flue gas; being reduced into nitrogen G&W discharges; if but have a main shut-down system; to there is negative pressure in this main frame transfer pipeline one side; cause the urea steam of other machine smoke evacuation and condensation can be back to the side of shutdown; cause main frame to damage, even threaten personal security in cabin.
Utility model content
Of the present utility modelly mainly be to provide a kind of standby main frame smoke processing system of extra large frock that main shut-down system can be prevented and cause urea flue gas to pour in down a chimney.
For solving the problems of the technologies described above, the utility model proposes the standby main frame smoke processing system of a kind of extra large frock, comprise: the urea reduction tower of an integrated form, multiple urea atomization jetting device, a urea supply unit and multiple Controlled valve, urea reduction tower is connected with the smoke exhaust pipe of multiple host by many flue gas delivery pipe roads and receives and comes from the flue gas that multiple host discharges, after under the effect of carbamide reducing agent, flue gas being reduced to outer discharge; Multiple urea atomization jetting devices are separately positioned on each flue gas delivery pipe road, and the flue gas that main frame is discharged is delivered to described urea reduction tower mix also atomization with carbamide reducing agent after; Urea supply unit docks with each urea atomization jetting device respectively and supplies with carbamide reducing agent to it; Multiple Controlled valves are arranged on respectively on each flue gas delivery pipe road, open or close corresponding flue gas delivery pipe road by receiving the control signal relevant to the duty of main frame.
Further, this main frame flue gas processing device also comprises a controller, this controller and distribution board or each main-machine communication, for sending described control signal according to the status signal that comes from distribution board or each main frame receiving to corresponding Controlled valve, and the working state signal of described Controlled valve is sent to main frame or distribution board.
Further, this main frame flue gas processing device also comprises: the blower fan that is connected to described Controlled valve by pipeline, described blower fan is controlled by described controller, in the setting-up time after described Controlled valve is closed, purges in described urea reduction tower and reduces remaining in flue gas in flue gas delivery pipe road and the urea atomization jetting device of Controlled valve and its rear end and urea.
Further, this main frame flue gas processing device also comprises: the first accumulator that is connected to described Controlled valve or described blower fan by pipeline, described the first accumulator is controlled by described controller, substitutes described blower fan and realize remaining flue gas and urea purging in the time that described blower fan damages.
Further, described Controlled valve is air-powered electromagnetic butterfly valve, comprise: valve body, pneumatic valve head and magnetic valve, described valve body is arranged on described flue gas delivery pipe road, described magnetic valve is controlled by described controller and opens or cut out, and then to described pneumatic valve head inflation or venting, described valve body is opened or closed.
Further, this main frame flue gas processing device also comprises: the second accumulator being connected with described air-powered electromagnetic butterfly valve, described the second accumulator is controlled by described controller, in the time deriving from external compressed air deficiency, described the second accumulator provides compressed air to described pneumatic valve head, controls its unlatching.
Further, this main frame flue gas processing device also comprises that described compressed air supply unit comprises with thinking that described air-powered electromagnetic butterfly valve provides compressed-air actuated compressed air supply unit: air compressor machine, to compression after air carry out dry air dryer and the air bottle of storing compressed air.
Further, described urea supply unit comprises: urea cabin, the urea pump unit that the urea in urea cabin is pumped and the urea dosing unit of the urea pumping being kept in and outwards carrying, described urea dosing unit comprises multiple subelements, and each subelement is the corresponding urea supply that is connected with each urea atomization jetting device and opens or closes corresponding urea atomization jetting device according to the duty of respective host one by one.
Further, on each flue gas delivery pipe road, be also provided with sewage bleeder pipe and bleeder valve.
Compared with prior art, the utlity model has following beneficial effect:
This main frame smoke processing system by arranging Controlled valve on each flue gas delivery pipe road; make the opening and closing of Controlled valve and the interlock of the duty of main frame; corresponding flue gas delivery pipe road turned off in synchronization while guaranteeing main shut-down system, avoids urea, flue gas to pour in down a chimney back main frame and damage main frame via flue gas delivery pipe road.
Brief description of the drawings
Fig. 1 is the schematic diagram of the standby main frame smoke processing system of existing extra large frock;
Fig. 2 is the schematic diagram of main frame smoke processing system of the present utility model.
Description of reference numerals is as follows: 10a, urea reduction tower; 20a, flue gas delivery pipe road; 30a, urea atomization jetting device; 40a, urea dosing unit; 10, urea reduction tower; 20, flue gas delivery pipe road; 201, bleeder pipe; 202, bleeder valve; 30, urea atomization jetting device; 40, urea supply unit; 401, urea cabin; 402, urea pump unit; 403, urea dosing unit; 50, Controlled valve; 501, valve body; 502, pneumatic valve head; 503, magnetic valve; 60, controller; 70, blower fan; 80, compressed air supply unit; 901, accumulator; 902, accumulator; 903, accumulator.
Detailed description of the invention
In order to further illustrate principle of the present utility model and structure, now by reference to the accompanying drawings preferred embodiment of the present utility model is elaborated.
Consult Fig. 2, the standby main frame smoke processing system of this sea frock comprises: the urea reduction tower 10 of an integrated form, many flue gas delivery pipe roads 20, the multiple urea atomization jetting device 30 on each flue gas delivery pipe road 20, the urea supply unit 40 docking with each urea atomization jetting device 30 and the multiple Controlled valves 50 that are arranged on each flue gas delivery pipe road 20 of being separately positioned on that are connected with the urea reduction tower 10 of integrated form.
The urea reduction tower 10 of this integrated form is connected with the smoke exhaust pipe of multiple host by many flue gas delivery pipe roads 20 and receives the flue gas of its discharge, multiple urea atomization jetting devices 30 are delivered to urea reduction tower 10 after mixing also atomization for the carbamide reducing agent that the flue gas of main frame discharge is supplied with urea supply unit 40 with preset proportion, outwards discharge again after making it be reduced into the innocuous gas such as nitrogen and steam in urea reduction tower 10, solves the problem of environmental pollution.
Particularly, urea supply unit 40 comprises: urea cabin 401, the urea pump unit 402 that the urea in urea cabin 401 is pumped and the urea dosing unit 403 of the urea pumping being kept in and outwards carrying, urea dosing unit 403 comprises multiple subelements, each subelement is corresponding one by one to be respectively connected with the urea atomization jetting device 30 on each flue gas delivery pipe road 20, and opens or closes the urea supply of corresponding urea atomization jetting device 30 according to the duty of respective host.
One Controlled valve 50 is installed respectively on each flue gas delivery pipe road 20, flue gas delivery pipe road 20 is opened or closed to this Controlled valve 50 by receiving a control signal relevant to the duty of main frame, as, in the time of a certain main frame unlatching work, corresponding Controlled valve 50 automatically receives a control signal and opens, make the flue gas delivery pipe road 20 that is connected with this main frame unimpeded, the flue gas of this main frame discharge can be entered in urea reduction tower 10 and is reduced into innocuous gas; In the time of a certain main shut-down system; corresponding Controlled valve 50 automatically receives a control signal and closes; the flue gas delivery pipe road 20 being connected with this main frame is cut off, and preventing from reducing urea and flue gas pours in down a chimney via flue gas delivery pipe road 20 main frame that is back to this shutdown and causes main frame to damage.
This Controlled valve can be motor-driven valve, magnetic valve, pneumatic operated valve or its combination.
Consider that extra large frock is larger for the flue gas delivery pipe caliber of main frame, the Controlled valve of the present embodiment adopts air-powered electromagnetic butterfly valve, and it comprises: valve body 501, pneumatic valve head 502 and magnetic valve 503. valve body 501 is arranged on flue gas delivery pipe road 20, pneumatic valve head 502 is arranged on valve body 501 and the action element of pneumatic valve head 502 inside is connected with the valve plate in valve body 501, magnetic valve 503 can be general two-position three-way valve, there are three passages, wherein first passage connects high-pressure air source, second channel connects pneumatic valve head 502, third channel is gas vent, this magnetic valve 503 can receive a control signal and open or cut out, in the time that magnetic valve 503 is opened, pneumatic valve head 502 is connected and is inflated with high-pressure air source, and in inflation, make the action element in it move under the pressure of high-pressure air source promotes, and then with rotating 90 degree, the valve plate in moving valve 501 opens valve body 501, flue gas delivery pipe road 20 is opened, in the time that magnetic valve 503 cuts out, pneumatic valve head 502 is connected and outwards exhaust with gas vent, and along with exhaust is carried out, action element in pneumatic valve head 502 resets gradually and returns and turn 90 degrees and valve body 501 with the valve plate in moving valve 501, along with valve body 501 is closed, corresponding flue gas delivery pipe road 20 cuts off.
The high-pressure air source of this air-powered electromagnetic butterfly valve comes from a pneumatic manifold, the compressed air of this pneumatic manifold provides by a compressed air supply unit 80, it comprises: air compressor machine 801, air dryer 802 and air bottle 803, air compressor machine 801 extracts extraneous air and to its compression, enters that air bottle 803 stores and to pneumatic manifold air feed after compression after an air dryer 802 is dry.
This pneumatic manifold also connects the accumulator 903 of a store compressed air, and this accumulator 903 is mainly to maintain total pipe pressure, plays the timely response of guaranteeing opening and closing air-powered electromagnetic butterfly valve 50.
The pneumatic valve head 502 of this air-powered electromagnetic butterfly valve 50 also connects an accumulator 902, in the time deriving from the compressed air deficiency of pneumatic manifold, provide compressed air to pneumatic valve head 502 by this accumulator 902, control it and open, avoid the standby main frame smoke processing system of extra large frock can cannot normally not work because compressed air supply unit 80 damages.
This Controlled valve 50 can directly receive and comes from the signal of main frame or distribution board and open or close, and also can receive and comes from the control signal of a controller 60 and open or close. This controller 60 and distribution board and main-machine communication, reception come from distribution board or each main frame about status signals such as the stopping of respective host, starts, and send unlatching to corresponding Controlled valve 50, the control signal such as close according to this status signal, after Controlled valve 50 is opened or is closed, controller 60, by sending signal and inform to distribution board or main frame the duty of its Controlled valve 50, makes distribution board or main frame respond according to the duty of Controlled valve 50.
The standby main frame smoke processing system of this sea frock also comprises that one is connected to the blower fan 70 of Controlled valve 50 by pipeline, this blower fan 70 is controlled by controller 60, in the setting-up time after Controlled valve 50 is closed by remain in Controlled valve 50 and flue gas delivery pipe road 20 and the urea atomization jetting device 30 of its rear end in flue gas and urea purge in urea reduction tower 10 and reduce.
On blower fan 70 sides, one accumulator 901 is also set, this accumulator 901 is connected to Controlled valve 50 or blower fan 70 by pipeline, and be also controlled by controller 60, purge in urea reduction tower 10 remaining in the flue gas delivery pipe road 20 of Controlled valve 50 and its rear end and the flue gas of urea atomization jetting device 30 and urea for substitute blower fan 70 in the time that blower fan 70 damages.
Preferably, also be connected with sewage bleeder pipe 201 and bleeder valve 202 on each flue gas delivery pipe road 20, bleeder valve 202 can be controlled by controller 60, also can operate manually and emit the urea and the condensed water that remain in flue gas delivery pipe road 20, thereby further improving the security of this main frame smoke processing system.
Continue to consult Fig. 2, the operation principle of this main frame smoke processing system is as follows:
In the time that a certain main frame is prepared to start, distribution board and main frame provide signal to controller 60, controller 60 sends and controls signal to associated Controlled valve 50 and make its unlatching, after Controlled valve 50 is opened, controller 60 is sent signal and is informed that to panel and main frame Controlled valve 50, in opening, can start shooting. When a certain main frame is in lower than 270Rpm or while shutting down suddenly; distribution board provides stopping signal to controller 60; controller 60 sends control signal to associated Controlled valve 50; after 60s, associated controlled valve 50 cuts out; send and control signal to blower fan 70 and make its startup with Time Controller 60; by remain in Controlled valve 50 and flue gas delivery pipe road 20 and the urea atomization jetting device 30 of its rear end in flue gas and urea purge in urea reduction tower 10 and reduce; after 300s, close blower fan 70; if blower fan 70 damages, accumulator 902 will complete this work.
When emergency rating, if main frame pretrigger and provided and control signal to Controlled valve 50, but Controlled valve 50 is not opened, now, controller 60 will can not provide Controlled valve 50 start signal to distribution board and main frame, and main frame, by locking, does not allow to start, then, controller 6 will be sent alarm signal to the standby All Control Center of extra large frock.
In the time of other emergency threat to life and production safety, can open Controlled valve 50 by manual mode, stop restoring system and open, until all fault is enabled after getting rid of again.
These are only better possible embodiments of the present utility model, and unrestricted protection domain of the present utility model, the equivalent structure that all utilization the utility model descriptions and accompanying drawing content have been done changes, and is all included in protection domain of the present utility model.
Claims (9)
1. the standby main frame smoke processing system of extra large frock, is characterized in that, comprising:
The urea reduction tower of one integrated form, being connected with the smoke exhaust pipe of multiple host by many flue gas delivery pipe roads and receiving comes from the flue gas that multiple host discharges, after under the effect of carbamide reducing agent, flue gas being reduced to outer discharge;
Multiple urea atomization jetting devices, are separately positioned on each flue gas delivery pipe road, and the flue gas that main frame is discharged is delivered to described urea reduction tower mix also atomization with carbamide reducing agent after;
Urea supply unit, docks with each urea atomization jetting device respectively and supplies with carbamide reducing agent to it;
Multiple Controlled valves, are arranged on respectively on each flue gas delivery pipe road, open or close corresponding flue gas delivery pipe road by receiving the control signal relevant to the duty of main frame.
2. the standby main frame smoke processing system of extra large frock as claimed in claim 1, it is characterized in that, also comprise a controller, this controller and distribution board or each main-machine communication, for sending described control signal according to the status signal that comes from distribution board or each main frame receiving to corresponding Controlled valve, and the working state signal of described Controlled valve is sent to main frame or distribution board.
3. the standby main frame smoke processing system of extra large frock as claimed in claim 2, it is characterized in that, also comprise: the blower fan that is connected to described Controlled valve by pipeline, described blower fan is controlled by described controller, in the setting-up time after described Controlled valve is closed, purges in described urea reduction tower and reduces remaining in flue gas in flue gas delivery pipe road and the urea atomization jetting device of Controlled valve and its rear end and urea.
4. the standby main frame smoke processing system of extra large frock as claimed in claim 3, it is characterized in that, also comprise: the first accumulator that is connected to described Controlled valve or described blower fan by pipeline, described the first accumulator is controlled by described controller, substitutes described blower fan and realize remaining flue gas and urea purging in the time that described blower fan damages.
5. the standby main frame smoke processing system of extra large frock as claimed in claim 2, it is characterized in that, described Controlled valve is air-powered electromagnetic butterfly valve, comprise: valve body, pneumatic valve head and magnetic valve, described valve body is arranged on described flue gas delivery pipe road, described magnetic valve is controlled by described controller and opens or cut out, and then to described pneumatic valve head inflation or venting, described valve body is opened or closed.
6. the standby main frame smoke processing system of extra large frock as claimed in claim 5, it is characterized in that, also comprise: the second accumulator being connected with described air-powered electromagnetic butterfly valve, described the second accumulator is controlled by described controller, in the time deriving from external compressed air deficiency, described the second accumulator provides compressed air to described pneumatic valve head, controls its unlatching.
7. the standby main frame smoke processing system of extra large frock as claimed in claim 5, it is characterized in that, also comprise that described compressed air supply unit comprises with thinking that described air-powered electromagnetic butterfly valve provides compressed-air actuated compressed air supply unit: air compressor machine, to compression after air carry out dry air dryer and the air bottle of storing compressed air.
8. the standby main frame smoke processing system of extra large frock as claimed in claim 1, it is characterized in that, described urea supply unit comprises: urea cabin, the urea pump unit that the urea in urea cabin is pumped and the urea dosing unit of the urea pumping being kept in and outwards carrying, described urea dosing unit comprises multiple subelements, and each subelement is the corresponding urea supply that is connected with each urea atomization jetting device and opens or closes corresponding urea atomization jetting device according to the duty of respective host one by one.
9. the standby main frame smoke processing system of extra large frock as claimed in claim 1, is characterized in that, on each flue gas delivery pipe road, is also provided with sewage bleeder pipe and bleeder valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520978781.1U CN205235723U (en) | 2015-11-30 | 2015-11-30 | Host computer flue gas processing system that sea frock is equipped with |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520978781.1U CN205235723U (en) | 2015-11-30 | 2015-11-30 | Host computer flue gas processing system that sea frock is equipped with |
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| CN205235723U true CN205235723U (en) | 2016-05-18 |
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| CN201520978781.1U Active CN205235723U (en) | 2015-11-30 | 2015-11-30 | Host computer flue gas processing system that sea frock is equipped with |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106807186A (en) * | 2015-11-30 | 2017-06-09 | 中国国际海运集装箱(集团)股份有限公司 | The standby main frame smoke processing system of extra large frock |
-
2015
- 2015-11-30 CN CN201520978781.1U patent/CN205235723U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106807186A (en) * | 2015-11-30 | 2017-06-09 | 中国国际海运集装箱(集团)股份有限公司 | The standby main frame smoke processing system of extra large frock |
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Effective date of registration: 20180829 Address after: 518000 Qianhai, Shenzhen, Guangdong, Qianhai Shenzhen Hong Kong cooperation zone 63 Bay Road, Qianhai 20 business mansion 20, 1, 2 level Patentee after: Zhongji Ocean Engineering Co., Ltd. Address before: 518000 2 Bay Road, Shekou, Shenzhen, Guangdong Co-patentee before: Yantai CIMC Raffles Offshore Limited Patentee before: Chinese International Marine Container (Group) Co., Ltd. |