CN205730896U - A kind of marine low speed diesel engine vent gas post processing set composite - Google Patents
A kind of marine low speed diesel engine vent gas post processing set composite Download PDFInfo
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- CN205730896U CN205730896U CN201620400596.9U CN201620400596U CN205730896U CN 205730896 U CN205730896 U CN 205730896U CN 201620400596 U CN201620400596 U CN 201620400596U CN 205730896 U CN205730896 U CN 205730896U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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Abstract
The purpose of this utility model is to provide a kind of marine low speed diesel engine vent gas post processing set composite, including denitrating system and washing system, diesel engine connects inlet manifold by air inlet pipe, inlet manifold connects compressor by pipeline after compressor, diesel engine connects exhaust header by exhaustor, exhaust header connects the import of turbine, the outlet connection outlet pipeline of turbine by pipeline before turbine, and export pipeline connects denitrating system and washing system.This utility model SCR system is positioned on rear side of turbocharger, it is simple to flexible arrangement SCR device, uses high-temperature tail gas before bypassed turbine, raises exhaust temperature before reactor, saves energy consumption, uses backflow tail gas afterburning to heat, removes the deposit in reactor.This utility model is high to pollutant NOx, SO2 and particulate matter removing efficiency, it is possible to meets the limits value of the Abgasgesetz of the domestic and international organization prescribed such as IMO, and is capable of the switching of operational mode when boats and ships navigate by water in high sea and emission control district.
Description
Technical field
The utility model relates to a kind of diesel engine system, specifically diesel engine exhaust gas treatment device.
Background technology
Recently as the fast development of shipping industry, NOx, SO2 and the particulate matter of the discharge of its power set contain
Amount increases further, and the control to exhaust emissions requires harsher.Main and auxiliary machine peculiar to vessel, fuel oil pot
NOx, SO2 and particulate matter that stove and incinerator are discharged in air all can cause the biggest danger to the mankind and environment
Evil, the Chinese government has formulated to answering regulation also for the emission behaviour of ship tail gas pollutant, and the row of determining
Put the core port region in control zone.
It is used for removing high pressure SCR before the measure of nitrogen oxides is usually turbine in marine low speed tail gas, aerofluxus
Temperature is higher, meets the requirement of catalyst, reaches the purpose of denitration.High pressure SCR system is integrated to diesel engine
Change degree is higher, and installation position is equipped with certain limitation, and bigger on efficiency of turbocharger impact.Meanwhile, greatly
Type cargo ship is cost-effective, and use is all the heavy diesel that sulfur content is higher, the most not yet has and is applicable to
NOx, SO2 and the device of particulate matter is removed while boats and ships.
In view of day by day closing on of Abgasgesetz, the efficient tail gas of development of new is combined equipment for after-treatment, particularly
Can be supporting with spot ship power set, the processing equipment that shipowner more can accept, is that solution China is current
And foreign-going ship in future frees in and out each marine site, the world, China's shipping cause is promoted to go to the world indispensable
Important measures.
In prior art, main ship tail gas pollutant removing technology mainly has:
Patent " a kind of marine internal combustion engine tail gas desulfurization method of denitration (201410756640.5) ", by washing
Technology combines corona catalysis technique, and its flow process is that tail gas is introduced into water-cooling tower, through desulfurizing tower desulfurization, takes off
Tail gas after sulfur, after plasma discharge catalysis oxidation, enters denitrating tower, it is achieved simultaneous SO_2 and NO removal.The party
The power consumption of case plasma discharge is big, and reaction vessel is more, and volume is relatively big, the nitric acid in washes after reaction
Salt is difficult to remove.
Patent " a kind of New type wet marine exhaust integrated conduct method and device (201510175989.4) ",
It is by tail gas being sequentially passed through sea water, strong oxidizing property, strongly acidic solution and strong reducing property, strong alkali solution
Process, or with crossing pre-oxidation device, then removed by wash mill, obtain clean tail gas and waste liquid,
Waste liquid is arranged after diluting with sea water and is arrived sea, and the various Strong oxdiative reducing agents etc. mentioned in scheme are relatively costly,
Oxidation unit power consumption is big, and economy is not suitable for boats and ships, and the mode of disposing waste liquid is sea water dilution, it is impossible to
Fundamentally solve pollution problem.
Patent " a kind of flue gas desulfurization and denitration method and device (201310613965.3) ", is by utilizing heat
Heat exchange of heat pipe and heat pump heat up to flue gas, then pass sequentially through denitration desulfurizer, can reach higher desulfurization
Denitration efficiency.Flue gas heating mode described in the program, needs the main equipments such as heat exchanger, for space usury
For the boats and ships of rate, it is infeasible for changing flue gas heating mode, is not suitable for denitrification apparatus and is arranged on boats and ships
Scheme after low-speed diesel engine supercharger, and do not consider reaction fouling and waste water handling problem, this patent
Described scheme is not suitable for boats and ships.
Summary of the invention
The purpose of this utility model is to provide the NOx, SO of the most efficient removing2With the purpose of particulate matter,
And the system for desulfuration and denitration a kind of marine low speed bavin in the conversion of high sea and emission control district operational mode can be realized
Oil machine exhaust aftertreatment set composite.
The purpose of this utility model is achieved in that
This utility model one marine low speed diesel engine vent gas post processing set composite, is characterized in that: include taking off
Nitre system and washing system, diesel engine connects inlet manifold by air inlet pipe, and inlet manifold is by after compressor
Pipeline connects compressor, and diesel engine connects exhaust header by exhaustor, and exhaust header is by pipeline before turbine
Connect the import of turbine, the outlet connection outlet pipeline of turbine；Described denitrating system include SCR reactor,
Blender, waste heat boiler, burner, compressed air source, urea supply unit, vaporizer, export pipeline
It is respectively communicated with reactor bypass line and Reactor inlet pipeline, reactor bypass line and Reactor inlet pipe
Installing reactor on export pipeline between road and seal valve, Reactor inlet pipeline connects SRC Reactor inlet,
Installing blender on Reactor inlet pipeline, reactor bypass line is respectively communicated with tail gas and heats pipeline with de-
Sulfur system pipeline, tail gas is heated and is installed waste heat on the reactor bypass line between pipeline and desulphurization system pipeline
Boiler, the outlet of SCR reactor connects tail gas and heats pipeline, tail gas heat install successively on pipeline choke valve,
Aerator, burner, vaporizer, choke valve tail between SCR reactor and reactor bypass line
Gas is heated on pipeline, and compressed air source, urea supply unit are all connected with SCR reactor and vaporizer, evaporation
Device connects the Reactor inlet pipeline before blender by carbamide injection line；Described washing system includes literary composition
Qiu Li scrubber, scrubbing tower, heat exchanger, treatment unit for waste water, Venturi scrubber connects desulfurization system respectively
Road under the overall leadership, scrubbing tower, scrubber's pipeline, scrubbing tower import connects scrubbing tower inlet ductwork, and scrubbing tower exports
Connecting scrubbing tower export pipeline, scrubbing tower connects scrubbing tower by major cycle pipeline and secondary circulation line respectively and enters
Mouth pipeline, major cycle pipeline is installed heat exchanger, treatment unit for waste water, the first detergent circulator successively,
On secondary circulation line, the second detergent circulator is installed, scrubber's pipeline is installed the 3rd detergent circulator,
Scrubbing tower inlet ductwork connects sea water pump and lye pump.
This utility model can also include:
1, export pipeline is connected by turbine by-pass pipeline with pipeline before turbine, and turbine by-pass pipeline is installed
Bypass valve.
Advantage of the present utility model is: this utility model provides and a kind of can be used for efficiently simultaneously taking off of boats and ships
The system of denitrification, oxysulfide and particulate matter, is particularly applicable to use high-sulfur heavy oil boats and ships low
The low pressure SCR denitration system of speed machine and desulfurization, the washing system of particulate matter.Within the system, SCR system
It is positioned on rear side of turbocharger, it is simple to flexible arrangement SCR device.Use high-temperature tail gas before bypassed turbine, rise
Exhaust temperature after high turbine, saves energy consumption, uses backflow tail gas afterburning to heat, removes sinking in reactor
Long-pending thing.This after-treatment system, pollutant NOx, SO2High with the removal efficiency of particulate matter, it is possible to meet IMO
Etc. the limits value of the Abgasgesetz of domestic and international organization prescribed, and it is capable of boats and ships in high sea and emission control district
The switching of operational mode during interior navigation.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
Illustrate below in conjunction with the accompanying drawings and this utility model be described in more detail:
In conjunction with Fig. 1, this utility model marine low speed diesel engine vent gas post processing set composite specifically includes that SCR
Denitrating system and wet scrubbing system.Denitrating system specifically includes that SCR reactor 11, blender 10, steams
Send out device 15, compressed air source 18, urea supply unit 20, aerator 13, burner 14, conversion valve
And connecting line；Washing system includes: scrubbing tower 28, Venturi scrubber 27, heat exchanger 34, waste water
Processing unit 32, sea water, alkali liquor and circulation fluid supply pump and connecting line and sensor etc..It is characterized in that:
Turbine by-pass pipeline 39 is connected with turbine 6 export pipeline through bypass valve 5, and turbine 6 passes through export pipeline
42, a reacted device in road seals valve 7, blender 10, is connected with SCR reactor 11, another reacted device
Bypass line 25, reacted device bypass valve 8, waste heat boiler 43 and stop valve 38 or desulphurization system pipeline 40
It is connected.SCR reactor 11 export pipeline reacted device choke valve 9 is with threeway mode and reactor bypass line
25 are connected, and the tail gas being connected with SCR reactor 11 export pipeline in threeway mode is heated pipeline 12, through drum
Blower fan 13, burner 14 are connected with vaporizer 15, and compressed air source 18 urea supply unit 20 leads to respectively
Cross pipeline 17, pipeline 19 is connected with vaporizer 15, and vaporizer 15 is by carbamide injection line 16 and reaction
Device inlet ductwork is connected.The washing scrubbed stop valve of air inlet pipeline 37 is connected with Venturi scrubber 27, fall
Temperature pump 35 is connected with scrubbing tower 28, on main line by cooling pipeline, main line respectively with main circulation pump 33
Connecting and have heat exchanger 34, sea water supply unit passes through pipeline through sea water pump 30 He respectively with building industry attack unit
Lye pump 31 is connected with circulation line, and unit for treating water 32 is connected with major cycle pipeline 41 by pipeline.
Denitrating system main body is SCR reactor 11, with urea supply unit 20, compressed air source 18, steaming
Send out device 15, aerator 13, burner 14 and blender 10 to cooperate, it is achieved denitration function, and with
Soot blower system, compressed air source 18, by pipeline 17, is connected with reactor through soot blowing pipeline 26.
Washing system main body is scrubbing tower 28 and Venturi scrubber 27, by with detergent circulator 29,
33,35, sea water supply pump 20, lye pump 31, the cooperating of sensor such as pH realizes desulfurizing function,
And connect water position reason unit 32.
In conjunction with Fig. 1, denitration function is achieved in that tail gas that electromotor 1 discharges is through each cylinder exhaust pipe 2
Entering exhaust header 3, then before turbine, pipeline 4 enters turbine 6, is divided into two through turbine outlet pipeline 42
Road, a road reactor seals valve 7 and reactor choke valve 9 cuts out, and tail gas is by reactor bypass line 25 warp
Reactor bypass valve 8, through waste heat boiler 43, stop valve 38 is discharged or enters desulphurization system through stop valve 37
Pipeline 40, tail gas is not through denitration pipeline, operational mode during for navigating by water in high sea；By another road reactor
Logical valve 8 cuts out, and the reacted device of tail gas seals valve 7, blender 10, enters SCR reactor 11, then warp
Crossing reactor choke valve 9, through waste heat boiler 43, stop valve 38 is discharged or enters desulfurization system through stop valve 37
Road 40 under the overall leadership, carbamide 19 is entered vaporizer 15 by the road by carbamide memory element 20, and compressed air is by compressing
Air source 18 produces, and 17 enters vaporizer 15, with the height refluxed by tail gas reflux pipe 12 by the road
Temperature tail gas acts on down jointly, realizes the abundant atomization of urea liquid, through carbamide injection line in vaporizer 15
16, spray into mixer entrance pipeline.Backflow high-temperature tail gas for Urea Evaporation is by the road 12, is rousing
Under the effect of blower fan 13, heating up through burner 14 and realize, appropriate high temperature circulation tail gas can go out SCR
Ammonium hydrogen sulfate in reactor 11.Blended device 10 is sufficiently mixed motor exhaust with the urea liquid of atomization,
Entering SCR reactor 11, under catalyst action, it is achieved the purpose of denitration, denitration efficiency is 99%, for
Operational mode during navigation in emission control district.For low pressure denitrification process, at engine low load or low temperature
In temperature environment, exhaust temperature can be too low, affects catalytic reaction and carries out, at turbine front high-pressure side pipeline through tail
Exhaust temperature, to low-pressure side turbine outlet pipeline 42, is brought up to required by gas bypass valve 5 by-passing part tail gas
Level.
It is achieved in that in conjunction with Fig. 1, desulfurization and granule function and is directed to electromotor or through denitration
Tail gas after process, through waste heat boiler 43, stop valve 37, sequentially enters Venturi scrubber by pipeline 40
27 and scrubbing tower 28,36 to discharge the most by the road, granule mainly removes at Venturi scrubber 27, literary composition
Qiu Li scrubber also can remove a small amount of oxysulfide, but scrubbing tower 28 is main desulfurizer, passes through alkali liquor
Carrying out absorbing and removing, particle removal efficiency reaches 80%, and desulfuration efficiency can reach 99%.Sea water pump 30 and lye pump
31 provide sea water and supplementary alkali liquor to circulation line, and washes discharges the side of a ship after unit for treating water 32 processes
Outward.
Unit for treating water, uses level Four treatment technology to realize liquid waste processing, carries out that waste water is quenched, emulsifying respectively
In waste water, greasy dirt granule, flocks waste water magazine, waste water flotation and oxidation, thus can reach IMO emission request.
This utility model marine low speed diesel engine vent gas post processing set composite specifically includes that denitrating system and washes
Washing system, wherein denitrating system specifically includes that SCR reactor 11, blender 10, vaporizer 15, compression
Air source 18, urea supply unit 20, aerator 13, burner 14, conversion valve and connecting line；
Desulphurization system includes: scrubbing tower 28, Venturi scrubber 27, heat exchanger 34, treatment unit for waste water 32,
Sea water, alkali liquor and circulation fluid supply pump and connecting line and sensor etc..It is characterized in that: turbine by-pass pipeline
39 are connected with turbine 6 export pipeline through bypass valve 5, and turbine 6 is by export pipeline 42, and a road is reacted
Device seals valve 7, blender 10, is connected with SCR reactor 11, another reacted device bypass line 25,
Reacted device bypass valve 8, waste heat boiler 43 is connected with stop valve 38 or washing system pipeline 40.SCR is anti-
Device 11 export pipeline reacted device choke valve 9 is answered to be connected with reactor bypass line 25 in threeway mode, with
The tail gas that threeway mode is connected with SCR reactor 11 export pipeline is heated pipeline 12, through aerator 13, combustion
Burner 14 is connected with vaporizer 15, compressed air source 18 urea supply unit 20 respectively by pipeline 17,
Pipeline 19 is connected with vaporizer 15, and vaporizer 15 is by carbamide injection line 16 and Reactor inlet pipeline
It is connected.The scrubbed stop valve of desulfurization air inlet pipeline 37 is connected with Venturi scrubber 27, cooling pump 35 and master
Circulating pump 33 is connected with scrubbing tower 28 by cooling pipeline, main line respectively, and main line connects heat exchange
Device 34, sea water supply unit and alkali liquor feed unit respectively by pipeline through sea water pump 30 and lye pump 31 with
Circulation line is connected, and unit for treating water 32 is connected with major cycle pipeline 41 by pipeline.
Denitrating system main body is SCR reactor 11, with urea supply unit 20, compressed air source 18, steaming
Send out device 15, aerator 13, burner 14 and blender 10 to cooperate, it is achieved denitration function, and with
Soot blower system, compressed air source 18, by pipeline 17, is connected with reactor through soot blowing pipeline 26.
Washing system main body is scrubbing tower 28 and Venturi scrubber 27, by with detergent circulator 29,
33,35, sea water supply pump 20, lye pump 31, the cooperating of sensor such as pH realizes desulfurizing function,
And connect water position reason unit 32.
Denitrating system specifically includes that SCR reactor 11, blender 10, vaporizer 15, compressed air source
18, urea supply unit 20, aerator 13, burner 14, conversion valve and connecting line；Desulfurization system
System includes: scrubbing tower 28, Venturi scrubber 27, heat exchanger 34, treatment unit for waste water 32, sea water,
Alkali liquor and circulation fluid supply pump and connecting line and sensor etc..It is characterized in that: turbine by-pass pipeline 39 passes through
Bypass valve 5 is connected with turbine 6 export pipeline, and turbine 6 is sealed by export pipeline 42, a reacted device in road
Valve 7, blender 10, be connected with SCR reactor 11, another reacted device bypass line 25, reacted
Device bypass valve 8 is connected with stop valve 38 or washing system pipeline 40.SCR reactor 11 export pipeline is through anti-
Device choke valve 9 is answered to be connected with reactor bypass line 25 in threeway mode, with threeway mode and SCR reactor
The tail gas that 11 export pipelines are connected is heated pipeline 12, through aerator 13, burner 14 and vaporizer 15 phase
Even, compressed air source 18 urea supply unit 20 is respectively by pipeline 17, pipeline 19 and vaporizer 15 phase
Even, vaporizer 15 is connected with Reactor inlet pipeline by carbamide injection line 16.Washing air inlet pipeline warp
Washing stop valve 37 is connected with Venturi scrubber 27, and cooling pump 35 and main circulation pump 33 are respectively by fall
Temperature pipeline, main line are connected with scrubbing tower 28, and main line connects heat exchanger 34, sea water supply unit
It is connected with circulation line with lye pump 31 through sea water pump 30 by pipeline respectively with alkali liquor feed unit, at water
Reason unit 32 is connected with major cycle pipeline 41 by pipeline.
Denitrification apparatus matches with wash mill, by regulation reactor bypass valve 8, reactor seal valve 7,
Reactor choke valve 9, stop valve 38 and the switch of stop valve 37, it is achieved this system is in high sea and discharge control
The conversion of district processed operational mode.
For low pressure denitrification process, in engine low load or low-temperature environment, exhaust temperature can mistake
Low, affect catalytic reaction and carry out, at turbine front high-pressure side pipeline through tail gas bypass valve 5 and turbine by-pass pipeline
The exhaust temperature entering reactor, to low-pressure side turbine outlet pipeline 42, is brought up to by 39 by-passing part tail gas
Desired level.
The tail gas of 12 backflows by the road, under the effect of aerator 13, realizes heating up through burner 14, uses
In auxiliary Urea Evaporation, and appropriate high temperature circulation tail gas can be gone out and is deposited in SCR reactor 11
Ammonium hydrogen sulfate.
Claims (2)
1. a marine low speed diesel engine vent gas post processing set composite, is characterized in that: include denitrating system and
Washing system, diesel engine connects inlet manifold by air inlet pipe, and inlet manifold is connected by pipeline after compressor
Compressor, diesel engine connects exhaust header by exhaustor, and exhaust header connects turbine by pipeline before turbine
Import, the outlet connection outlet pipeline of turbine；Described denitrating system include SCR reactor, blender,
Waste heat boiler, burner, compressed air source, urea supply unit, vaporizer, export pipeline is respectively communicated with
Reactor bypass line and Reactor inlet pipeline, between reactor bypass line and Reactor inlet pipeline
Installing reactor on export pipeline and seal valve, Reactor inlet pipeline connects SRC Reactor inlet, in reaction
Installing blender in device inlet ductwork, reactor bypass line is respectively communicated with tail gas and heats pipeline and desulphurization system
Pipeline, tail gas heats and installs waste heat boiler on the reactor bypass line between pipeline and desulphurization system pipeline,
The outlet of SCR reactor connects tail gas and heats pipeline, and tail gas is heated and installed choke valve, air blast successively on pipeline
Machine, burner, vaporizer, choke valve tail gas between SCR reactor and reactor bypass line adds
On temperature pipeline, compressed air source, urea supply unit are all connected with SCR reactor and vaporizer, and vaporizer leads to
Cross carbamide injection line and connect the Reactor inlet pipeline before blender；Described washing system includes venturi
Scrubber, scrubbing tower, heat exchanger, treatment unit for waste water, Venturi scrubber connects desulphurization system pipe respectively
Road, scrubbing tower, scrubber's pipeline, scrubbing tower import connects scrubbing tower inlet ductwork, and scrubbing tower outlet connects
Scrubbing tower export pipeline, scrubbing tower connects scrubbing tower inlet tube by major cycle pipeline and secondary circulation line respectively
Road, major cycle pipeline is installed heat exchanger, treatment unit for waste water, the first detergent circulator successively, and pair is followed
Second detergent circulator is installed on endless tube road, scrubber's pipeline is installed the 3rd detergent circulator, washing
Tower inlet ductwork connects sea water pump and lye pump.
A kind of marine low speed diesel engine vent gas post processing set composite the most according to claim 1, it is special
Levy and be: export pipeline is connected by turbine by-pass pipeline with pipeline before turbine, turbine by-pass pipeline is installed
Bypass valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620400596.9U CN205730896U (en) | 2016-05-06 | 2016-05-06 | A kind of marine low speed diesel engine vent gas post processing set composite |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620400596.9U CN205730896U (en) | 2016-05-06 | 2016-05-06 | A kind of marine low speed diesel engine vent gas post processing set composite |
Publications (1)
| Publication Number | Publication Date |
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| CN205730896U true CN205730896U (en) | 2016-11-30 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620400596.9U Withdrawn - After Issue CN205730896U (en) | 2016-05-06 | 2016-05-06 | A kind of marine low speed diesel engine vent gas post processing set composite |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105771649A (en) * | 2016-05-06 | 2016-07-20 | 哈尔滨工程大学 | Composite device for aftertreatment of ship low-speed diesel engine end gas |
| CN106979052A (en) * | 2017-04-26 | 2017-07-25 | 哈尔滨工程大学 | A kind of natural gas engine tail gas Integrated Processing Unit peculiar to vessel |
| CN107143418A (en) * | 2017-05-12 | 2017-09-08 | 哈尔滨工程大学 | A kind of low-speed diesel engine SCR system and its control method suitable for high-sulfur fuel oil |
| WO2022154672A1 (en) * | 2021-01-12 | 2022-07-21 | Karbon Ccs Ltd | Ship with a carbon dioxide capture system |
-
2016
- 2016-05-06 CN CN201620400596.9U patent/CN205730896U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105771649A (en) * | 2016-05-06 | 2016-07-20 | 哈尔滨工程大学 | Composite device for aftertreatment of ship low-speed diesel engine end gas |
| CN106979052A (en) * | 2017-04-26 | 2017-07-25 | 哈尔滨工程大学 | A kind of natural gas engine tail gas Integrated Processing Unit peculiar to vessel |
| CN106979052B (en) * | 2017-04-26 | 2023-05-30 | 哈尔滨工程大学 | Marine natural gas engine tail gas comprehensive treatment device |
| CN107143418A (en) * | 2017-05-12 | 2017-09-08 | 哈尔滨工程大学 | A kind of low-speed diesel engine SCR system and its control method suitable for high-sulfur fuel oil |
| CN107143418B (en) * | 2017-05-12 | 2020-04-03 | 哈尔滨工程大学 | Low-speed diesel engine SCR system suitable for high-sulfur fuel oil and control method thereof |
| WO2022154672A1 (en) * | 2021-01-12 | 2022-07-21 | Karbon Ccs Ltd | Ship with a carbon dioxide capture system |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161130 Effective date of abandoning: 20180612 |