CN218077229U - Mixed type desulphurization unit of boats and ships waste gas - Google Patents
Mixed type desulphurization unit of boats and ships waste gas Download PDFInfo
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- CN218077229U CN218077229U CN202222590843.4U CN202222590843U CN218077229U CN 218077229 U CN218077229 U CN 218077229U CN 202222590843 U CN202222590843 U CN 202222590843U CN 218077229 U CN218077229 U CN 218077229U
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Abstract
The utility model relates to a boats and ships waste gas hybrid desulphurization unit sets up the sea water pump-out sea water on the sea water pump line and connects the house steward that sprays, and the house steward connects and sprays desulfurizing tower upper portion, and solid-state alkali storage tank bottom connects the transport auger through the unloading valve, carries the auger and connects alkali lye configuration jar upper end feeding, and alkali lye preparation jar still connects the sea water suction through alkali lye configuration inlet tube by alkali lye configuration intake pump, and alkali lye preparation jar lower part connects the house steward that sprays through the alkali lye pump pipe, spray the desulfurizing tower bottom and connect in line vent and waste liquid pipe respectively through the three-way diverter valve, the direct outside sea water of in line vent, waste liquid pipe connects to centrifuge, and centrifuge removes the sediment and connects in line sea water and waste residue collecting box respectively. The device can adopt sea water and alkali liquor to be singly mixed for use according to the adjustment of the flow rate and the sulfur content of the waste gas, and effectively ensures the full and efficient desulfurization of the waste gas.
Description
Technical Field
The utility model relates to a waste gas treatment device, a boats and ships exhaust-gas hybrid desulphurization unit specifically says so.
Background
The high-speed development of ship transportation drives economic globalization, but the tail gas discharged by ocean-going ships burning heavy oil contains a large amount of oxysulfide, so that a strict emission standard is established by international IMO (international mobile telecommunication organization), and the tail gas of the ships is usually purified and then discharged.
The desulphurization unit that traditional boats and ships adopted adopts the spray column that the sea water directly sprayed mostly, and the sea water often need spray in a large amount in longer time because its basicity is not high, needs increase spray column volume intangibly, increases ship manufacturing cost and boats and ships occupation space, in addition, adopts the quick desulfurization operation that sprays for a long time and can't satisfy a large amount of tail gas, but tail gas emission efficiency direct influence reaches the operating power under the discharge to reach standard efficiency of boats and ships.
Disclosure of Invention
The utility model provides a simple structure can effectively improve the boats and ships exhaust gas mixing formula desulphurization unit of tail gas desulfurization efficiency.
The utility model adopts the technical proposal that: the utility model provides a boats and ships waste gas hybrid desulphurization unit, includes control box, sprays desulfurizing tower, sea water pump line, sprays house steward, sets up sea water pump pumping sea water on the sea water pump line and connects the house steward that sprays, sprays house steward and connect and spray desulfurizing tower upper portion, its characterized in that: the system comprises a solid alkali storage tank, a conveying auger, an alkali liquor preparation tank, an alkali liquor preparation water inlet pipe and an alkali liquor preparation water inlet pump, wherein the bottom of the solid alkali storage tank is connected with the conveying auger through a discharge valve, the conveying auger is connected with the upper end of the alkali liquor preparation tank for feeding, the alkali liquor preparation tank is also connected with seawater suction through the alkali liquor preparation water inlet pipe by the alkali liquor preparation water inlet pump, the lower part of the alkali liquor preparation tank is connected with a spray header pipe through an alkali liquor pump pipe, an alkali liquor pump and an alkali liquor flowmeter are sequentially arranged on the alkali liquor pump pipe, and a seawater flowmeter is also arranged on the seawater pump pipe; spray the desulfurization tower bottom and connect direct vent and waste liquid pipe respectively through the three-way switch valve, the direct vent is direct outside sea water, and the waste liquid pipe connects to centrifuge, and centrifuge slagging-off connects direct vent sea water and waste residue collecting box respectively.
And a plurality of vibrators are arranged on the side wall of the lower part of the solid alkali storage tank.
A stirrer is arranged in the alkali liquor preparation tank.
And a heat exchanger is arranged on the alkali liquor configuration water inlet pipe.
And an alkali liquor inlet flow meter is arranged on the alkali liquor configuration water inlet pipe.
The solid alkali storage tank is connected with a sampling pipe or an on-line pH value meter.
And an outlet at the top of the spray desulfurization tower is externally connected with a flue gas detection device.
The sea water pump of the sea water pump pipe is divided into two paths, one path is connected with the spray header pipe, and the other path is connected with the alkali liquor preparation tank.
The utility model has the advantages that:
1. the vibrator is arranged outside the solid alkali storage tank, so that solid alkali inside the solid alkali storage tank is effectively prevented from caking, and smooth blanking is facilitated;
2. the solid alkali storage tank is controlled by a blanking valve to open blanking to a conveying auger, proper crushing can be carried out, and large cakes are prevented from being directly conveyed to an alkali liquor preparation tank and cannot be quickly prepared; the solid alkali is diluted by a decompression configuration water inlet pipe and seawater through an alkali solution configuration water inlet pump in an alkali solution preparation tank, and the pH of the alkali solution can be controlled in real time through a sampling pipe or an online pH meter during the configuration, so that the desulfurization requirement on the desulfurization flue gas is met;
3. under the working condition of high-power combustion, a seawater pump and an alkali liquor pump are simultaneously opened, so that the mixed water supplied to the spray desulfurization tower can meet the desulfurization spray operation of high-flow and high-content sulfur-containing waste gas; when the high-flow and low-content sulfur-containing waste gas is sprayed, the pump feeding flow of the lye pump can be adjusted; when the sulfur-containing waste gas with low flow and low content is sprayed, the alkali liquor pump can be selectively closed, and the waste gas is filtered by the alkaline seawater; under the condition of low-content sulfur-containing waste gas, residual or prepared alkali liquor can be further diluted by connecting a seawater pump pipe into an alkali liquor preparation tank, the obtained spraying liquid with the alkalinity higher than that of seawater is sprayed by an alkali liquor pumping spraying main pipe, the waste gas under various working conditions can be fully and effectively desulfurized, and the desulfurization efficiency is high.
Drawings
FIG. 1 is a schematic view of the present invention;
in the figure: the device comprises a control box 1, a spray desulfurization tower 2, a smoke detection device 3, a seawater pump pipe 4, a seawater pump 5, a bypass valve 6, a spray header pipe 7, a solid alkali storage tank 8, a vibrator 9, a blanking valve 10, a conveying auger 11, an alkali liquor configuration tank 12, an alkali liquor configuration water inlet pipe 13, an alkali liquor configuration water inlet pump 14, an alkali liquor pump pipe 15, an alkali liquor pump 16, an alkali liquor flowmeter 17, a seawater flowmeter 18, an alkali liquor inlet flowmeter 19, a heat exchanger 20, an online pH value pH meter 21, a three-way switching valve 22, a straight discharge pipe 23, a waste liquid pipe 24, a centrifuge 25, a waste residue collection box 26 and a waste gas inlet pipe 27.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
FIG. 1 shows: a ship waste gas mixed desulfurization device mainly comprises a spray desulfurization tower 2, wherein the lower part of the spray desulfurization tower 2 is connected with a waste gas inlet pipe 27, a sea water pump 5 is arranged on a sea water pump pipe 4 to pump sea water to be connected with a spray header pipe 7, and the spray header pipe 7 is connected with the upper part of the spray desulfurization tower 2; the bottom of a solid alkali storage tank 8 is connected with a conveying auger 11 through a blanking valve 10, the side wall of the lower part of the solid alkali storage tank 8 is connected with a plurality of vibrators 9, the conveying auger 11 is connected with the upper end of an alkali liquor configuration tank 12 for feeding, an online pH value meter 21 is arranged in the alkali liquor configuration tank 12, the alkali liquor configuration tank 12 is also connected with seawater suction through an alkali liquor configuration water inlet pipe 13 and an alkali liquor configuration water inlet pump 14, the lower part of the alkali liquor configuration tank 12 is connected with a spray header pipe 7 through an alkali liquor pump pipe 15, an alkali liquor pump 16, a heat exchanger 20 and an alkali liquor flowmeter 17 are sequentially arranged on the alkali liquor pump pipe 15, a seawater flowmeter 18 is further arranged on the seawater pump pipe, and an alkali liquor configuration water inlet pipe 13 is further provided with an alkali liquor inlet flowmeter 19; the bottom of the spray desulfurization tower 2 is respectively connected with a direct discharging pipe 23 and a waste liquid pipe 24 through a three-way switching valve 22, the direct discharging pipe directly discharges external seawater, the waste liquid pipe is connected with a centrifuge 25, and the centrifuge removes slag and is respectively connected with the direct discharging seawater and a waste residue collecting box 26.
In this embodiment, the lye preparation tank 12 is connected between the seawater pump 5 and the seawater flowmeter 18 of the seawater pump pipe 4 via the bypass valve 6.
In this embodiment, the pumps, the flow meters, and the centrifuge are connected to the electric cabinet 1 for centralized control.
In this embodiment, the top gas outlet that sprays desulfurizing tower 2 sets up flue gas detection device 3 for whether up to standard, the follow-up regulation and control of being convenient for spray volume and alkali lye configuration concentration are sprayed in real-time supervision desulfurization.
On the basis of this embodiment, can establish the agitator in the alkali lye preparation jar for improve the configuration alkali lye speed, satisfy the speed requirement that high flow exhaust-gas treatment supplied with alkali lye.
Claims (8)
1. The utility model provides a boats and ships waste gas hybrid desulphurization unit, includes control box, sprays desulfurizing tower, sea water pump line, sprays house steward, sets up sea water pump pumping sea water on the sea water pump line and connects the house steward that sprays, sprays house steward and connect and spray desulfurizing tower upper portion, its characterized in that: the system comprises a solid alkali storage tank, a conveying auger, an alkali liquor preparation tank, an alkali liquor preparation water inlet pipe and an alkali liquor preparation water inlet pump, wherein the bottom of the solid alkali storage tank is connected with the conveying auger through a discharge valve, the conveying auger is connected with the upper end of the alkali liquor preparation tank for feeding, the alkali liquor preparation tank is also connected with seawater suction through the alkali liquor preparation water inlet pipe by the alkali liquor preparation water inlet pump, the lower part of the alkali liquor preparation tank is connected with a spray header pipe through an alkali liquor pump pipe, an alkali liquor pump and an alkali liquor flowmeter are sequentially arranged on the alkali liquor pump pipe, and a seawater flowmeter is also arranged on the seawater pump pipe; the bottom of the spray desulfurization tower is respectively connected with a direct vent and a waste liquid pipe through a three-way switching valve, the direct vent is directly connected with external seawater, the waste liquid pipe is connected to a centrifuge, and the centrifuge removes slag and is respectively connected with the direct vent seawater and a waste residue collecting box.
2. The hybrid desulfurization apparatus for marine exhaust gas according to claim 1, wherein: and a plurality of vibrators are arranged on the side wall of the lower part of the solid alkali storage tank.
3. The hybrid desulfurization apparatus for marine exhaust gas according to claim 1, wherein: a stirrer is arranged in the alkali liquor preparation tank.
4. The hybrid desulfurization device for ship exhaust gas of claim 1, wherein: and a heat exchanger is arranged on the alkali liquor preparation water inlet pipe.
5. The hybrid desulfurization apparatus for marine exhaust gas according to claim 1, wherein: and the alkali liquor configuration water inlet pipe is provided with an alkali liquor inlet flow meter.
6. The hybrid desulfurization apparatus for marine exhaust gas according to claim 1, wherein: and the solid alkali storage tank is connected with a sampling pipe or an online pH value pH meter.
7. The hybrid desulfurization device for ship exhaust gas of claim 1, wherein: and an outlet at the top of the spray desulfurization tower is externally connected with a flue gas detection device.
8. The hybrid desulfurization apparatus for marine exhaust gas according to claim 1, wherein: the seawater pump of the seawater pump pipe is divided into two paths, one path is connected with the spraying main pipe, and the other path is connected with the alkali liquor preparation tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222590843.4U CN218077229U (en) | 2022-09-29 | 2022-09-29 | Mixed type desulphurization unit of boats and ships waste gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222590843.4U CN218077229U (en) | 2022-09-29 | 2022-09-29 | Mixed type desulphurization unit of boats and ships waste gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218077229U true CN218077229U (en) | 2022-12-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222590843.4U Active CN218077229U (en) | 2022-09-29 | 2022-09-29 | Mixed type desulphurization unit of boats and ships waste gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218077229U (en) |
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2022
- 2022-09-29 CN CN202222590843.4U patent/CN218077229U/en active Active
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