CN216429735U - Waste heat power generation system of hybrid ship desulfurization system - Google Patents
Waste heat power generation system of hybrid ship desulfurization system Download PDFInfo
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- CN216429735U CN216429735U CN202220150631.1U CN202220150631U CN216429735U CN 216429735 U CN216429735 U CN 216429735U CN 202220150631 U CN202220150631 U CN 202220150631U CN 216429735 U CN216429735 U CN 216429735U
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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
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- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
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Abstract
The utility model discloses a waste heat power generation system of a hybrid ship desulfurization system, which comprises a desulfurization tower, wherein the desulfurization tower comprises a smoke inlet throat and a main tower body which are mutually communicated, a pre-cooling spray device is arranged in the smoke inlet throat, the lower outlet of the smoke inlet throat is communicated with an evaporator, the evaporator is positioned in a circulating power generation system, the evaporator is communicated with a preheater, one end of the preheater is communicated with the pre-cooling spray device, and the other end of the preheater is communicated with a first pipeline; a desulfurization spraying device is arranged in the main tower body, a second pipeline is communicated with the desulfurization spraying device, and the first pipeline and the second pipeline are communicated with a seawater pump which is provided with a cold source through a third pipeline; the lower end outlet of the main tower body is communicated with a water circulation treatment system through a fourth pipeline, and the water treatment system is communicated with a third pipeline through a fifth pipeline. This patent realizes boats and ships assembly cogeneration system and hybrid desulfurization system simultaneously, effectively practices thrift the fuel cost, improves energy utilization efficiency to satisfy the requirement that low sulfur discharged simultaneously.
Description
Technical Field
The utility model relates to an energy saving and emission reduction technical field especially relates to a hybrid boats and ships desulfurization system's waste heat power generation system.
Background
The ship is a transportation tool with high energy consumption, and the operation of the ship is accompanied with serious environmental pollution problems. The utilization of the waste heat of the diesel engine fuel and the promotion of low-sulfur emission are important means for resisting environmental pollution, domestic ships depend on import in order to utilize the waste heat of the diesel engine fuel, the manufacturing cost of the ships is improved, the competitiveness of the ship manufacturing industry is influenced, and most ships are provided with a ship desulfurization system in order to meet the requirement of low-sulfur emission. The traditional assembly method of the waste heat utilization system can cause the backpressure of the desulfurization system to be too high, and the desulfurization effect of the ship is influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects of the prior art, the utility model provides a waste heat power generation system of a hybrid ship desulfurization system.
In order to solve the technical problem, the utility model discloses a technical scheme is: a waste heat power generation system of a mixed ship desulfurization system comprises a desulfurization tower, wherein the desulfurization tower comprises a smoke inlet throat and a main tower body which are mutually communicated, a pre-cooling spray device is arranged in the smoke inlet throat, an outlet at the lower end of the smoke inlet throat is communicated with an evaporator, the evaporator is positioned in a circulating power generation system, the evaporator is communicated with a preheater, one end of the preheater is communicated with the pre-cooling spray device, and the other end of the preheater is communicated with a first pipeline; a desulfurization spraying device is arranged in the main tower body, a second pipeline is communicated with the desulfurization spraying device, and the first pipeline and the second pipeline are communicated with a seawater pump which is provided with a cold source through a third pipeline; the lower end outlet of the main tower body is communicated with a water circulation treatment system through a fourth pipeline, and the water treatment system is communicated with a third pipeline through a fifth pipeline.
Furthermore, the circulating power generation system comprises an evaporator, an expansion power generator, a condenser and a working medium pump, wherein the evaporator is communicated with the working medium pump, the working medium pump is communicated with the liquid storage tank, the liquid storage tank is communicated with the condenser, the condenser is communicated with the expansion power generator, and the condenser is communicated with a seawater pump.
Furthermore, an air inlet is arranged on the smoke inlet throat, and an air outlet is arranged on the main tower body.
Further, water circulation processing system includes circulation cabinet, circulating pump, water treatment facilities, stores cabinet and residue cabinet, and the circulation is cashier's office in a shop to communicate the circulating pump, and the circulating pump passes through No. five pipelines and communicates No. three pipelines, and the circulating pump is linked together water treatment facilities, and water treatment facilities communicates circulation cabinet and stores the cabinet respectively through a three-way valve, and water treatment facilities communicates the residue cabinet.
Furthermore, a water cooler is connected to the second pipeline and the third pipeline, a second three-way valve is arranged at a water inlet of the water cooler located on the second pipeline, a third three-way valve is arranged at a water inlet of the water cooler located on the third pipeline, and the third three-way valve is located between the sea water pump and the second three-way valve.
Furthermore, a fourth three-way valve is arranged on the fourth pipeline and is simultaneously connected with one end of the pipeline which outputs after passing through the evaporator and the preheater.
Further, the third three-way valve is positioned between the sea water pump and the circulating pump.
The utility model discloses a hybrid boats and ships desulfurization system's waste heat power generation system, this patent is through inserting waste heat power generation system with cooling down washing water in advance in the hybrid desulfurization system, realizes boats and ships and assembles waste heat power generation system and hybrid desulfurization system simultaneously, effectively practices thrift the fuel cost, improves energy utilization efficiency to satisfy the requirement that low sulphur discharged simultaneously.
Drawings
Fig. 1 is a schematic diagram of the system connection relationship of the present invention.
In the figure: 1. a condenser; 2. an expansion generator; 3. an evaporator; 4. a pre-cooling spray device; 5. an air inlet; 6. an air outlet; 7. a desulfurization spray device; 8. a water cooler; 9. a second three-way valve; 10. a sea water pump; 11. a third three-way valve; 12. a fourth three-way valve; 13. a circulation pump; 14. a circulating cabinet; 15. a water treatment device; 16. a residue cabinet; 17. a storage tank valve; 18. a preheater; 19. a working medium pump; 20. a liquid storage tank; 21. a desulfurizing tower; 22. a smoke inlet throat; 23. a main tower body; 24. a first pipeline; 25. a third pipeline; 26. a fourth pipeline; 27. a fifth pipeline; 28. a first three-way valve; 29. and a second pipeline.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The waste heat power generation system of the hybrid ship desulfurization system shown in fig. 1 comprises a desulfurization tower 21, and is characterized in that: the desulfurizing tower 21 comprises a smoke inlet throat 22 and a main tower body 23 which are communicated with each other, wherein the smoke inlet throat 22 is provided with an air inlet 5, and the main tower body 23 is provided with an air outlet 6. A pre-cooling spray device 4 is arranged in the smoke inlet throat 22, an outlet at the lower end of the smoke inlet throat 22 is communicated with an evaporator 3, the evaporator 3 is positioned in the circulating power generation system, the evaporator 3 is communicated with a preheater 18, one end of the preheater 18 is communicated with the pre-cooling spray device 4, and the other end of the preheater 18 is communicated with a first pipeline 24; a desulfurization spray device 7 is arranged in the main tower body 23, the desulfurization spray device 7 is communicated with a second pipeline 29, and the first pipeline 24 and the second pipeline 29 are communicated with a seawater pump 10 which provides a cold source through a third pipeline 25; the outlet at the lower end of the main tower body 23 is communicated with a water circulation treatment system through a fourth pipeline 26, and the water treatment system is communicated with a third pipeline 25 through a fifth pipeline 27.
The circulating power generation system comprises an evaporator 3, an expansion generator 2, a condenser 1 and a working medium pump 19, wherein the evaporator 3 is communicated with the working medium pump 19, the working medium pump 19 is communicated with a liquid storage tank 20, the liquid storage tank 20 is communicated with the condenser 1, the condenser 1 is communicated with the expansion generator 2, and the condenser 1 is communicated with a seawater pump 10.
A power generation method of a waste heat power generation system of a mixed ship desulfurization system utilizes waste heat of pre-cooling spray wastewater discharged from the lower end of an air inlet throat of a desulfurization tower body to generate power, specifically, the pre-cooling spray wastewater at 120 ℃ enters an evaporator, the pre-cooling spray wastewater discharged from the lower end of an air inlet throat of a desulfurization tower 21 enters the evaporator 3, liquid organic working media pumped into the evaporator 3 through a working medium pump 19 are heated and vaporized to 90 ℃ through heat exchange, gaseous organic working media enter an expansion generator 2, the expansion generator 2 converts self pressure energy and heat energy into mechanical energy, the temperature and pressure of working medium gas after work is done are reduced and are in a gas-liquid two-phase state, the generator is driven to convert the mechanical energy into electric energy, the working medium after work is subjected to heat exchange with seawater provided by a seawater pump 10 in a condenser 1, all the working medium is condensed into a full liquid phase and enters a liquid storage tank 20, and the condensed liquid working medium is pumped into the next work doing cycle through the evaporator 3 again by the working medium pump 19; the 90 ℃ pre-cooling spray wastewater after heat exchange in the evaporator 3 enters the preheater 18 for heat exchange, and the pre-cooling spray water is preheated to 58 ℃ to achieve better desulfurization spray effect.
The flow direction of the waste gas is as follows: waste gas enters a desulfurization system from a gas inlet 5 of a desulfurization tower at a high temperature of 220 ℃, is primarily cooled by a pre-cooling spray device 4, is cooled to 120 ℃, and is discharged from a gas outlet 6 of the desulfurization tower after being desulfurized by a spray device 7 in the tower body of the desulfurization tower.
The utility model discloses a water circulation processing system includes circulation cabinet 14, circulating pump 13, water treatment facilities 15, stores cabinet 17 and residue cabinet 16, communicates circulating pump 13 on the circulation cabinet 14, and circulating pump 13 communicates No. three pipelines 25 through No. five pipelines 27, and circulating pump 13 communicates water treatment facilities 15, and water treatment facilities 15 communicates circulation cabinet 14 respectively and stores cabinet 17, and water treatment facilities 15 communicates residue cabinet 16 through a three-way valve 28.
No. two pipeline 29 and No. three connect water cooler 8 on the pipeline, and water cooler 8 is located the water inlet department of No. two pipeline 29 and is provided with No. two three-way valve 9, and water cooler 8 is located the water inlet department of No. three pipeline 25 and is provided with No. three-way valve 11, and No. three-way valve 11 is located between sea water pump 10 and No. two three-way valve 9.
The fourth pipeline 26 is provided with a fourth three-way valve 12, and the fourth three-way valve 12 is simultaneously connected with one end of the pipeline which outputs after passing through the evaporator 3 and the preheater 18. The third three-way valve 11 is positioned between the sea water pump 10 and the circulating pump 13.
The desulfurization system has an open mode of operation: controlling the flow direction of the seawater by controlling the second three-way valve 9, the second three-way valve 9 and the second three-way valve 9, so that the water cooler 8 and the water circulation treatment system are not connected to the hybrid ship desulfurization system; the seawater pump 10 is used for pumping the seawater with the temperature of 32 ℃ into the pre-cooling spray device 4 and the desulfurization spray device 7, the pre-cooling spray water absorbs a large amount of heat in the process of pre-cooling the waste gas, the heat is raised to 120 ℃, the heat is discharged from the lower end of an air inlet throat of a tower body of the desulfurization tower 21, the heat flows into the evaporator 3, the temperature is reduced to 90 ℃ through heat exchange, the heat flows into the preheater 18, the spray water pumped into the pre-cooling spray device 4 by the seawater pump 10 is preheated to 58 ℃ so as to achieve a better desulfurization spray effect, and the pre-cooling spray waste water after waste heat utilization is directly discharged through the four-way valve 12.
The desulfurization system has a closed mode of operation: controlling the flow direction of seawater by controlling a second three-way valve 9, a second three-way valve 9 and the second three-way valve 9, so that the water cooler 8 and the water circulation treatment system are connected to the hybrid ship desulfurization system; the seawater at 32 ℃ is pumped into a water cooler 8 by a seawater pump 10, circulating water pumped out from a circulating cabinet 14 by a circulating pump 13 flows into the water cooler under the control of a second three-way valve 9, and flows into a desulfurization spraying device 7 after being pre-cooled with the seawater at 32 ℃; the pre-cooling spray water absorbs a large amount of heat in the process of pre-cooling the waste gas, the heat is raised to 120 ℃, the heat is discharged from the lower end of the inlet throat of the tower body, the heat flows into the evaporator 3, the heat is exchanged and cooled to 90 ℃, the heat flows into the preheater 18, and the circulating spray water pumped into the pre-cooling spray device by the circulating pump 13 is preheated to 58 ℃ so as to achieve a better desulfurization spray effect; the flow direction of the pre-cooling spray water after waste heat utilization is controlled by a four-way valve 12 and flows into a circulating cabinet 14; circulating water in the circulating cabinet is pumped into the desulfurization spraying device 7, the pre-cooling spraying device 4 and the water treatment device 15 through the circulating pump 13, and spraying water treated by the water treatment device 15 flows into the circulating cabinet 14 again for recycling.
From this, this patent is through inserting waste heat power generation system with cooling washing water in advance among the hybrid desulfurization system, realizes boats and ships and assembles waste heat power generation system and hybrid desulfurization system simultaneously, effectively practices thrift the fuel cost, improves energy utilization efficiency to satisfy the requirement that low sulfur discharged simultaneously.
The above embodiments are not intended to limit the present invention, and the present invention is not limited to the above examples, and the technical personnel in the technical field are in the present invention, which can also belong to the protection scope of the present invention.
Claims (7)
1. The utility model provides a waste heat power generation system of hybrid boats and ships desulfurization system, it includes desulfurizing tower (21), its characterized in that: the desulfurization tower (21) comprises a smoke inlet throat (22) and a main tower body (23) which are communicated with each other, a pre-cooling spray device (4) is arranged in the smoke inlet throat (22), an outlet at the lower end of the smoke inlet throat (22) is communicated with an evaporator (3), the evaporator (3) is positioned in a circulating power generation system, the evaporator (3) is communicated with a preheater (18), one end of the preheater (18) is communicated with the pre-cooling spray device (4), and the other end of the preheater (18) is communicated with a first pipeline (24); a desulfurization spraying device (7) is arranged in the main tower body (23), a second pipeline (29) is communicated with the desulfurization spraying device (7), and the first pipeline (24) and the second pipeline (29) are communicated with a seawater pump (10) which is provided with a cold source through a third pipeline (25) together; the lower end outlet of the main tower body (23) is communicated with a water circulation treatment system through a fourth pipeline (26), and the water treatment system is communicated with a third pipeline (25) through a fifth pipeline (27).
2. The cogeneration system of a hybrid marine desulfurization system of claim 1, wherein: the circulating power generation system comprises an evaporator (3), an expansion power generator (2), a condenser (1) and a working medium pump (19), wherein the evaporator (3) is communicated with the working medium pump (19), the working medium pump (19) is communicated with a liquid storage tank (20), the liquid storage tank (20) is communicated with the condenser (1), the condenser (1) is communicated with the expansion power generator (2), and the condenser (1) is communicated with a seawater pump (10).
3. The cogeneration system of a hybrid marine desulfurization system of claim 2, wherein: an air inlet (5) is arranged on the smoke inlet throat (22), and an air outlet (6) is arranged on the main tower body (23).
4. The cogeneration system of a hybrid marine desulfurization system of claim 1, wherein: the water circulation treatment system comprises a circulation cabinet (14), a circulation pump (13), a water treatment device (15), a storage cabinet (17) and a residue cabinet (16), wherein the circulation pump (13) is communicated on the circulation cabinet (14), the circulation pump (13) is communicated with a third pipeline (25) through a fifth pipeline (27), the circulation pump (13) is communicated with the water treatment device (15), the water treatment device (15) is respectively communicated with the circulation cabinet (14) and the storage cabinet (17) through a first three-way valve (28), and the water treatment device (15) is communicated with the residue cabinet (16).
5. The cogeneration system of a hybrid marine desulfurization system of claim 4, wherein: no. two pipeline (29) and No. three pipeline go up to insert water cooler (8), and water cooler (8) are located the water inlet department of No. two pipeline (29) and are provided with No. two three-way valve (9), and water cooler (8) are located the water inlet department of No. three pipeline (25) and are provided with No. three-way valve (11), and No. three-way valve (11) are located between sea water pump (10) and No. two three-way valve (9).
6. The cogeneration system of a hybrid marine desulfurization system of claim 5, wherein: and a fourth three-way valve (12) is arranged on the fourth pipeline (26), and the fourth three-way valve (12) is simultaneously connected with one end of the pipeline which is output after passing through the evaporator (3) and the preheater (18).
7. The cogeneration system of a hybrid marine desulfurization system of claim 6, wherein: the third three-way valve (11) is positioned between the sea water pump (10) and the circulating pump (13).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202220150631.1U CN216429735U (en) | 2022-01-20 | 2022-01-20 | Waste heat power generation system of hybrid ship desulfurization system |
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| CN202220150631.1U CN216429735U (en) | 2022-01-20 | 2022-01-20 | Waste heat power generation system of hybrid ship desulfurization system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114215628A (en) * | 2022-01-20 | 2022-03-22 | 山东佩森环保科技有限公司 | Waste heat power generation system and method of hybrid ship desulfurization system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114215628A (en) * | 2022-01-20 | 2022-03-22 | 山东佩森环保科技有限公司 | Waste heat power generation system and method of hybrid ship desulfurization system |
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