CN216604702U - Ship flue gas desulfurization system - Google Patents
Ship flue gas desulfurization system Download PDFInfo
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- CN216604702U CN216604702U CN202122421636.1U CN202122421636U CN216604702U CN 216604702 U CN216604702 U CN 216604702U CN 202122421636 U CN202122421636 U CN 202122421636U CN 216604702 U CN216604702 U CN 216604702U
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Abstract
The utility model relates to a ship flue gas desulfurization system, which comprises: the device comprises a power detection device, a flue gas detection device, a controller, a flue gas transmission device and a desulfurization device; the power detection device, the flue gas transmission device and the desulfurization device are respectively connected with the controller; the flue gas transmission device is connected with the desulfurization device; the flue gas transmission device transmits the ship flue gas discharged by the flue gas discharge equipment to the desulfurization device; the power detection device detects the power data of the main engine and the power data of the auxiliary engine; the flue gas detection device detects flue gas index data of the desulfurized flue gas discharged from the exhaust port of the desulfurization device; the controller controls the work of the flue gas transmission device and the desulfurization device so as to carry out desulfurization treatment on the flue gas of the ship. This scheme utilization power detection device and flue gas detection device gather relevant data to utilize controller automatic control desulphurization unit to carry out desulfurization treatment to boats and ships flue gas, realize boats and ships flue gas desulfurization's automatic control, improved the degree of accuracy of desulfurization, guarantee desulfurization effect and desulfurization efficiency.
Description
Technical Field
The utility model relates to the technical field of flue gas desulfurization, in particular to a ship flue gas desulfurization system.
Background
In the age of developed world trade, the form of goods transportation is diversified. At present, over two thirds of the total transportation volume of international trade, 90% of the total transportation volume of goods at import and export in China are transported by ocean. With the rapid increase of the number of transport ships, pollution and harm of pollutants discharged by ships to the atmospheric environment and the marine environment are becoming more and more serious. The tail gas discharged by the ship engine is directly discharged into the atmosphere through a chimney pipeline, and the atmospheric environment is seriously threatened.
In the prior art, whether the ship flue gas desulfurization treatment needs to be carried out is judged according to experience by ship workers, and the ship flue gas is desulfurized by a manual control desulfurization system, but the manual control is inaccurate in operation, so that the accuracy of the ship flue gas desulfurization is low, and the ship flue gas desulfurization effect and the desulfurization efficiency are influenced.
Therefore, how to improve the accuracy and efficiency of the flue gas desulfurization of the ship is a technical problem which needs to be solved urgently by the technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a ship flue gas desulfurization system, and aims to solve the problems that manual control is easy to cause inaccurate operation, so that the ship flue gas desulfurization accuracy is low, and the ship flue gas desulfurization effect and desulfurization efficiency are affected in the prior art.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a marine flue gas desulfurization system comprising: the device comprises a power detection device, a flue gas detection device, a controller, a flue gas transmission device and a desulfurization device;
the flue gas detection device is arranged at an exhaust port of the desulfurization device;
the power detection device, the flue gas transmission device and the desulfurization device are respectively connected with the controller;
the flue gas transmission device is connected with the desulfurization device;
the flue gas transmission device is used for transmitting the ship flue gas discharged by the flue gas discharge equipment into the desulfurization device;
the power detection device is used for detecting the power data of the main engine and the power data of the auxiliary engine;
the flue gas detection device is used for detecting flue gas index data of the desulfurized flue gas discharged from the exhaust port of the desulfurization device;
the controller is used for controlling the flue gas transmission device and the desulfurization device to work so as to carry out desulfurization treatment on the ship flue gas.
Further, in the above ship flue gas desulfurization system, the desulfurization apparatus includes: the system comprises a desulfurizing tower, a desulfurizing circulating pump, a desulfurizing valve device, a water conveying pipeline and a water circulating device;
the water circulating device is connected with the desulfurization circulating pump through the water conveying pipeline;
the desulfurization circulating pump is connected with the desulfurization tower through the water pipeline;
the desulfurizing tower is connected with the water circulating device through the water pipeline;
the desulfurization valve device is arranged on the water conveying pipeline;
the desulfurization circulating pump and the desulfurization valve device are respectively connected with the controller;
the controller is used for controlling the operation of the desulfurization valve device and controlling the working power of the desulfurization circulating pump according to the host machine power data, the auxiliary machine power data and the flue gas index data.
Further, above-mentioned boats and ships flue gas desulfurization system still includes: a mode adjustment device;
the desulfurization valve device includes: an open mode valve arrangement and a closed mode valve arrangement;
the water circulation device includes: a seawater supply and discharge assembly and a circulation box;
the mode adjusting device, the open-mode valve device and the closed-mode valve device are respectively connected with the controller;
the mode adjusting device is used for acquiring a desulfurization mode selected by a user in advance, so that the controller controls the open-mode valve device to be opened and the closed-mode valve device to be closed when the desulfurization mode is in an open mode, and controls the closed-mode device to be opened and the open-mode valve device to be closed when the desulfurization mode is in a closed mode;
the open-mode valve device, the seawater supply and discharge assembly, the water pipeline and the desulfurizing tower form an open-mode desulfurizing group; and the closed-mode valve device, the circulation box, the water pipeline and the desulfurizing tower form a closed-mode desulfurizing group.
Further, in the above ship flue gas desulfurization system, the open-mode valve device includes: a seawater inlet hydraulic valve, a desulfurizing tower water inlet valve, an open discharge valve and a seawater discharge valve;
the sea water supply and discharge assembly comprises: a water supply assembly and a water discharge assembly;
the seawater inlet hydraulic valve, the desulfurizing tower water inlet valve, the open discharge valve and the seawater discharge valve are respectively connected with the controller;
the water supply assembly is connected with the desulfurization circulating pump through the water conveying pipeline, the seawater inlet hydraulic valve and the open inlet valve;
the desulfurization circulating pump is connected with the desulfurization tower through the water conveying pipeline and the desulfurization tower water inlet valve;
the desulfurization circulating pump is connected with the desulfurization tower through the water pipeline;
the desulfurizing tower is connected with the drainage component through the water pipeline, the open type drain valve and the seawater drain valve;
the water supply assembly and the water discharge assembly are both disposed in the sea area.
Further, in the above ship flue gas desulfurization system, the desulfurization apparatus further includes: a demister flush pump and flush valve apparatus;
the demister flushing pump and the flushing valve device are respectively connected with the controller;
the water supply assembly is connected with the demister flushing pump through the water conveying pipeline and the seawater inlet hydraulic valve;
the demister washing pump is connected with the demisting layer of the desulfurizing tower through the water pipeline and the washing valve device.
Further, in the above ship flue gas desulfurization system, the closed mode valve device includes: a closed water inlet valve and a closed discharge valve;
the closed water inlet valve and the closed discharge valve are respectively connected with the controller;
the water outlet of the circulating box is connected with the desulfurization circulating pump through the water conveying pipeline and the closed water inlet valve;
the desulfurization circulating pump is connected with the desulfurization tower through the water conveying pipeline and the desulfurization tower water inlet valve;
the desulfurizing tower is connected with the water inlet of the circulating box through the water conveying pipeline and the closed discharge valve.
Further, in the above ship flue gas desulfurization system, the flue gas transmission device includes: a flue gas inlet valve, a flue gas bypass valve and a gas transmission pipeline;
the smoke inlet valve and the smoke bypass valve are respectively connected with the controller;
the flue gas discharge equipment is connected with the desulfurization device through the gas transmission pipeline and the flue gas inlet valve;
and the flue gas emission equipment discharges the ship flue gas to the atmosphere through the gas transmission pipeline and the flue gas bypass valve.
Further, above-mentioned boats and ships flue gas desulfurization system still includes: the system comprises human-computer interaction equipment, marine GPS equipment and time recording equipment;
the marine GPS equipment and the time recording equipment are respectively connected with the controller;
the human-computer interaction equipment performs data interaction with the controller;
the marine GPS equipment is used for acquiring the current position coordinates of the ship in real time;
the time recording equipment is used for recording the current UTC time in real time;
the controller is used for sending the current position coordinates and the current UTC time to the human-computer interaction equipment so that a user can check the current position coordinates and the current UTC time through the human-computer interaction equipment.
Further, above-mentioned boats and ships flue gas desulfurization system still includes: the system comprises an RS485 communication component, a Modbus TCP communication component and an RS422 communication component;
the power detection device is connected with the controller through the RS485 communication assembly;
the smoke detection device is connected with the controller through the Modbus TCP communication component;
the marine GPS equipment and the time recording equipment are respectively connected with the controller through the RS422 communication component.
Further, above-mentioned boats and ships flue gas desulfurization system still includes: the device comprises a pressure sensor, flow detection equipment, liquid level detection equipment and a temperature sensor;
the pressure sensor, the flow detection equipment, the liquid level detection equipment and the temperature sensor are respectively connected with the controller;
the pressure sensors are respectively arranged on an outlet main pipe of the desulfurization circulating pump, a ship flue gas inlet of the desulfurization tower and an exhaust port of the desulfurization tower so as to collect the pressure of the outlet main pipe of the desulfurization circulating pump, the pressure of inlet flue gas and the pressure of outlet flue gas;
the flow detection equipment is arranged at the outlet of the desulfurization circulating pump so as to collect the outlet flow of the desulfurization circulating pump;
the liquid level detection equipment is respectively arranged in the desulfurizing tower and the circulating box so as to collect the liquid level of the desulfurizing tower and the liquid level of the circulating box;
the temperature sensors are respectively arranged on a ship flue gas inlet of the desulfurizing tower and an exhaust port of the desulfurizing tower so as to collect the temperature of the flue gas inlet and the temperature of the flue gas outlet.
The utility model relates to a ship flue gas desulfurization system, which comprises: the device comprises a power detection device, a flue gas detection device, a controller, a flue gas transmission device and a desulfurization device; the flue gas detection device is arranged at an exhaust port of the desulfurization device; the power detection device, the flue gas transmission device and the desulfurization device are respectively connected with the controller; the flue gas transmission device is connected with the desulfurization device; the flue gas transmission device is used for transmitting the ship flue gas discharged by the flue gas discharge equipment to the desulfurization device; the power detection device is used for detecting the power data of the main engine and the power data of the auxiliary engine; the flue gas detection device is used for detecting flue gas index data of the desulfurized flue gas discharged from the exhaust port of the desulfurization device; the controller is used for controlling the work of the flue gas transmission device and the desulfurization device so as to carry out desulfurization treatment on the flue gas of the ship. By adopting the technical scheme of the utility model, the power detection device and the flue gas detection device are used for collecting related data, so that the controller is used for automatically controlling the desulfurization device to carry out desulfurization treatment on the flue gas of the ship, the automatic control of the desulfurization of the flue gas of the ship is realized, the desulfurization accuracy is improved, and the desulfurization effect and the desulfurization efficiency are ensured.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the utility model, as claimed.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic diagram of the configuration of a marine flue gas desulfurization system of the present invention;
FIG. 2 is a block diagram of the electrical circuitry of the marine flue gas desulfurization system of the present invention.
Detailed Description
To make the objects, aspects and advantages of the present invention clearer, exemplary embodiments will be described in detail herein, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the utility model, as detailed in the appended claims.
FIG. 1 is a schematic diagram of the configuration of a marine flue gas desulfurization system of the present invention; FIG. 2 is a block diagram of the electrical circuitry of the marine flue gas desulfurization system of the present invention. As shown in fig. 1 and 2, the ship flue gas desulfurization system of the present embodiment includes: the device comprises a flue gas detection device 11, a power detection device 12, a flue gas transmission device 13, a desulfurization device 14 and a controller 15. The flue gas detection device 11 is disposed at the exhaust port c of the desulfurizer 14. The flue gas detection device 11, the power detection device 12, the flue gas transmission device 13 and the desulphurization device 14 are respectively connected with the controller 15; the flue gas transmission device 13 is connected with the desulphurization device 14. The flue gas transmission device 13 in this embodiment can transmit the ship flue gas discharged by the flue gas discharge equipment a to the desulfurization device 14, wherein the flue gas discharge equipment a includes an auxiliary engine exhaust system a1, a main engine exhaust system a2 and a fuel oil boiler exhaust system A3; the power detection device 12 is used for detecting the power data of the main engine and the power data of the auxiliary engine; flue gas detection device 11 is used for detecting the flue gas index data of the desulfurization flue gas that exhaust port c of desulphurization unit 14 discharged, and wherein, flue gas index data includes: sulfur dioxide content, carbon dioxide content, and the ratio of the two (i.e., sulfur to carbon ratio). The controller 15 can control the operation of the flue gas transmission device 13 and the desulfurization device 14 according to the flue gas index data, the main engine power data and the auxiliary engine power data so as to carry out desulfurization treatment on the flue gas of the ship.
In this embodiment, boats and ships flue gas desulfurization system still includes RS485 communication components and Modbus TCP communication components. The power detection device 12 sends the host power data and the auxiliary machine power data to the controller 15 by using the RS485 communication component; the flue gas detection device 11 sends flue gas index data to the controller 15 by using a Modbus TCP communication component.
The boats and ships flue gas desulfurization system of this embodiment includes: the device comprises a power detection device 12, a flue gas detection device 11, a controller 15, a flue gas transmission device 13 and a desulfurization device 14; the flue gas detection device 11 is arranged at an exhaust port c of the desulfurization device 14; the power detection device 12, the flue gas detection device 11, the flue gas transmission device 13 and the desulphurization device 14 are respectively connected with the controller 15; the flue gas transmission device 13 is connected with the desulphurization device 14; the flue gas transmission device 13 is used for transmitting the ship flue gas discharged by the flue gas discharge equipment A to the desulfurization device 14; the power detection device 12 is used for detecting the power data of the main engine and the power data of the auxiliary engine; the flue gas detection device 11 is used for detecting flue gas index data of the desulfurized flue gas discharged from the exhaust port c of the desulfurization device 14; the controller 15 is used for controlling the operation of the flue gas transmission device 13 and the desulfurization device 14 so as to carry out desulfurization treatment on the flue gas of the ship. Adopt the technical scheme of this embodiment, utilize power detection device 12 and 11 collection correlation data of flue gas detection device to utilize 15 automatic control desulphurization unit of controller 14 to carry out desulfurization treatment to boats and ships flue gas, realize boats and ships flue gas desulfurization's automatic control, improved the degree of accuracy of desulfurization, guarantee desulfurization effect and desulfurization efficiency.
Further, in the flue gas desulfurization system for a ship of the present embodiment, the desulfurization device 14 includes: a desulfurizing tower 141, a desulfurizing circulating pump 142, a desulfurizing valve device, a water circulating device 145 and a water conveying pipeline. The desulfurization circulation pump 142 and the desulfurization valve device are connected to the controller 15, respectively. The water circulating device 145 is connected with the desulfurization circulating pump 142 through a water conveying pipeline; the desulfurization circulating pump 14 is connected with the desulfurization tower 141 through a water conveying pipeline; the desulfurizing tower 141 is connected with a water circulating device 145 through a water pipeline; the desulfurization valve device is arranged on the water pipeline.
In this embodiment, the controller 15 may control the operation of the desulfurization valve device, and may control the operating power of the desulfurization circulating pump 14 according to the host power data, the auxiliary power data, and the flue gas index data. Wherein, the controller 15 can utilize the PLC control technology to realize the control of the working power of the desulfurization circulating pump 14.
The connecting lines between the devices in the desulfurization unit 14 in fig. 1 are water pipes, which are not shown in the figure.
Further, the ship flue gas desulfurization system of the present embodiment further includes a mode adjustment device 16. The desulfurization valve device includes: an open mode valve arrangement and a closed mode valve arrangement; the water circulation device 145 includes: a seawater supply and drain assembly 1451 and a circulation tank 1452. The mode adjustment device 16, the open-mode valve device and the closed-mode valve device are connected to the controller 15, respectively. In this embodiment, the user can select the desulfurization mode by the mode adjusting device 16, and the desulfurization mode includes an on mode and an off mode. When the desulfurization mode is the open mode, the controller 15 controls the open mode valve device to open and the close mode valve device to close; when the desulfurization mode is the closed mode, the controller 15 controls the closed mode valve device to open and the open mode valve device to close. The open-mode valve device, the seawater supply and discharge component 1451, the water pipeline and the desulfurizing tower 141 form an open-mode desulfurizing group; the closed mode valve device, the circulation box 1452, the water pipe and the desulfurizing tower 141 constitute a closed mode desulfurizing group. The seawater supply and drain assembly 1451 is disposed in the sea area B. The desulfurizing tower 141 utilizes washing water to desulfurize the flue gas of the ship, seawater is adopted as the washing water in an open-mode desulfurizing group, liquid in a circulating box 1452 is adopted as the washing water in a closed-mode desulfurizing group, and a magnesium hydroxide agent is added into the liquid in the circulating box 1452.
When the ship is located in a sea area where the emission is not particularly required, the desulfurization mode can use the open mode, but the desulfurization effect is poor, and the ratio of sulfur dioxide to carbon dioxide can be controlled below 21. When the ship is positioned in a sea area with strict emission requirements, the closed-mode desulfurization mode has better desulfurization effect and is more environment-friendly, but the cost is higher, and the ratio of sulfur dioxide to carbon dioxide can be controlled below 5.3.
In this embodiment, a switch for switching the desulfurization mode may be provided on the ship, and the user may switch the desulfurization mode through the switch, and may select the desulfurization mode by using the human-computer interaction device, thereby implementing the switching of the desulfurization mode.
Further, in the ship flue gas desulfurization system of this embodiment, the open-mode valve device includes: a seawater inlet hydraulic valve 1431, a desulfurization tower inlet valve 1433, an open inlet valve 1432, an open discharge valve 1434, and a seawater discharge valve 1435; the sea water supply and drainage assembly comprises: a water supply assembly 14511 and a drain assembly 14512. The seawater inlet hydraulic valve 1431, the desulfurization tower inlet valve 1433, the open inlet valve 1432, the open discharge valve 1434, and the seawater discharge valve 1435 are connected to the controller 15, respectively. In this embodiment, the water supply module 14511 draws seawater from sea area B as washing water, and the washing water is transmitted through a water pipe, and transmitted to the desulfurization circulating pump 142 through the seawater inlet hydraulic valve 1431 and the open inlet valve 1432; the washing water pumped out by the desulfurization circulating pump 142 is transmitted to the spraying layer of the desulfurization tower 141 through a water transmission pipeline, and is also transmitted to the washing layer of the desulfurization tower 141 through a water inlet valve 1433 of the desulfurization tower through a water transmission pipeline; after the desulfurization tower 141 performs desulfurization treatment on the ship flue gas transmitted by the flue gas transmission device 13 by using the washing water, the treated desulfurization flue gas is discharged into the atmosphere C from the desulfurization tower exhaust port C, the discharged liquid is discharged through the desulfurization tower exhaust port B, the discharged liquid is transmitted through the water transmission pipeline, and is transmitted to the drainage component 14512 through the open drain valve 1432 and the seawater drain valve 1435, so that the drainage component 14512 discharges the liquid discharged by the desulfurization tower 141 into the sea area B.
Further, in the flue gas desulfurization system for a ship of the present embodiment, the closed-mode valve device includes: a closed inlet valve 1436 and a closed discharge valve 1437. The closed inlet valve 1436 and the closed discharge valve 1437 are connected to the controller 15, respectively. Washing water is stored in the circulation box 1452, and the washing water is output from a water outlet of the circulation box 1452, transmitted through a water pipe and transmitted to the desulfurization circulation pump 142 through the closed water inlet valve 1436; the washing water pumped out by the desulfurization circulating pump 142 is transmitted to the spraying layer of the desulfurization tower 141 through a water transmission pipeline, and is also transmitted to the washing layer of the desulfurization tower 141 through a water inlet valve 1433 of the desulfurization tower through a water transmission pipeline; after the desulfurization tower 141 performs desulfurization treatment on the ship flue gas transmitted by the flue gas transmission device 13 by using the washing water, the treated desulfurization flue gas is discharged into the atmosphere C from the desulfurization tower exhaust port C, the discharged liquid is discharged through the desulfurization tower water outlet b, and the discharged liquid is transmitted into the circulation box 1452 through the water pipe and the closed discharge valve 1437 and the circulation box water inlet. Wherein, the water inlet of the circulation box 1452 is arranged at a position higher than the water outlet.
Further, in the ship flue gas desulfurization system of the present embodiment, the desulfurization device 14 further includes: a demister flush pump 146 and a flush valve assembly 144. Demister flush pump 146 and flush valve assembly 144 are each connected to controller 15. The water supply assembly 14511 draws seawater from sea area B, which is transported through water piping and through seawater inlet hydraulic valve 1431 to the demister flush pump 146; the seawater pumped by the demister flushing pump 146 is transmitted to the demisting layer of the desulfurizing tower 141 through the flushing valve device 144 through the water pipe.
Further, in the flue gas desulfurization system for a ship of the present embodiment, the flue gas transmission device 13 includes: a flue gas inlet valve 131, a flue gas bypass valve 132 and a gas transmission duct 133. The flue gas inlet valve 131 and the flue gas bypass valve 132 are connected to the controller 15, respectively. The ship flue gas discharged by the flue gas discharge device a is transmitted through the gas transmission pipeline 133 and transmitted to the ship flue gas inlet a of the desulfurizing tower 141 through the flue gas inlet valve 131. The ship flue gas that flue gas emission equipment A discharged passes through gas transmission pipeline 133 transmission, and during the ship flue gas can also arrange outside to atmosphere C between flue gas bypass valve 132 to when desulphurization unit 14 broke down, the ship flue gas passed through flue gas bypass valve 132 and directly discharged to atmosphere C, avoided boats and ships to cause the boats and ships trouble because of the unable discharge of flue gas.
In fig. 1, NO indicates normally open and NC indicates normally closed.
Further, the ship flue gas desulfurization system of this embodiment still includes: the system comprises a man-machine interaction device, a marine GPS device and a time recording device. The ship GPS equipment and the time recording equipment are respectively connected with the controller 15, and the human-computer interaction equipment can be connected with the controller 15 to carry out data interaction. The GPS equipment for the ship can acquire the current position coordinates of the ship in real time, and the time recording equipment can record the current UTC time in real time; the controller 15 may transmit the current location coordinates and the current UTC time to the human-machine interactive device so that the user views the current location coordinates and the current UTC time through the human-machine interactive device.
Further, the ship flue gas desulfurization system of the embodiment further comprises an RS422 communication component, and the ship GPS device and the time recording device are both connected with the controller 15 through the RS422 communication component.
Further, this embodiment boats and ships flue gas desulfurization system still includes: the device comprises a pressure sensor, flow detection equipment, liquid level detection equipment and a temperature sensor; the pressure sensor, the flow rate detection device, the liquid level detection device and the temperature sensor are respectively connected with the controller 15. Pressure sensors are arranged on an outlet main pipe of the desulfurization circulating pump 142, a ship flue gas inlet a of the desulfurization tower 141 and an exhaust port c of the desulfurization tower 141, and can collect outlet main pipe pressure, inlet flue gas pressure and outlet flue gas pressure of the desulfurization circulating pump. The flow rate detection device is provided at the outlet of the desulfurization circulating pump 142 so as to collect the outlet flow rate of the desulfurization circulating pump 142. Liquid level detection equipment is arranged in the desulfurizing tower 141 and the circulating box 1452, and the liquid level detection equipment can collect the liquid level of the desulfurizing tower and the liquid level of the circulating box. Temperature sensors are arranged on the ship flue gas inlet a of the desulfurizing tower 141 and the exhaust port c of the desulfurizing tower 141, and the temperature sensors can acquire the temperature of the flue gas inlet and the temperature of the flue gas outlet. The controller 15 can obtain the pressure of the outlet main pipe of the desulfurization circulating pump, the pressure of the inlet flue gas, the pressure of the outlet flue gas, the outlet flow of the desulfurization circulating pump 142, the liquid level of the desulfurization tower, the liquid level of the circulating tank, the temperature of the flue gas inlet, the temperature of the flue gas outlet and other related data, and analyze the related data to control the working state of related devices.
It is understood that the same or similar parts in the above embodiments may be mutually referred to, and the same or similar parts in other embodiments may be referred to for the content which is not described in detail in some embodiments.
It should be noted that the terms "first," "second," and the like in the description of the present invention are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Further, in the description of the present invention, the meaning of "a plurality" means at least two unless otherwise specified.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are exemplary and not to be construed as limiting the present invention, and that changes, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (10)
1. A marine flue gas desulfurization system, comprising: the device comprises a power detection device, a flue gas detection device, a controller, a flue gas transmission device and a desulfurization device;
the flue gas detection device is arranged at an exhaust port of the desulfurization device;
the power detection device, the flue gas transmission device and the desulfurization device are respectively connected with the controller;
the flue gas transmission device is connected with the desulfurization device;
the flue gas transmission device is used for transmitting the ship flue gas discharged by the flue gas discharge equipment to the desulfurization device;
the power detection device is used for detecting the power data of the main engine and the power data of the auxiliary engine;
the flue gas detection device is used for detecting flue gas index data of the desulfurized flue gas discharged from the exhaust port of the desulfurization device;
the controller is used for controlling the flue gas transmission device and the desulfurization device to work so as to carry out desulfurization treatment on the ship flue gas.
2. The marine flue gas desulfurization system of claim 1, wherein the desulfurization unit comprises: the system comprises a desulfurizing tower, a desulfurizing circulating pump, a desulfurizing valve device, a water conveying pipeline and a water circulating device;
the water circulating device is connected with the desulfurization circulating pump through the water conveying pipeline;
the desulfurization circulating pump is connected with the desulfurization tower through the water pipeline;
the desulfurizing tower is connected with the water circulating device through the water pipeline;
the desulfurization valve device is arranged on the water conveying pipeline;
the desulfurization circulating pump and the desulfurization valve device are respectively connected with the controller;
the controller is used for controlling the operation of the desulfurization valve device and controlling the working power of the desulfurization circulating pump according to the host machine power data, the auxiliary machine power data and the flue gas index data.
3. The marine flue gas desulfurization system of claim 2, further comprising: a mode adjustment device;
the desulfurization valve device includes: an open mode valve arrangement and a closed mode valve arrangement;
the water circulation device includes: a seawater supply and discharge assembly and a circulation box;
the mode adjusting device, the open-mode valve device and the closed-mode valve device are respectively connected with the controller;
the mode adjusting device is used for acquiring a desulfurization mode selected by a user in advance, so that the controller controls the open-mode valve device to be opened and the closed-mode valve device to be closed when the desulfurization mode is in an open mode, and controls the closed-mode device to be opened and the open-mode valve device to be closed when the desulfurization mode is in a closed mode;
the open-mode valve device, the seawater supply and discharge assembly, the water pipeline and the desulfurizing tower form an open-mode desulfurizing group; and the closed-mode valve device, the circulation box, the water pipeline and the desulfurizing tower form a closed-mode desulfurizing group.
4. The marine flue gas desulfurization system of claim 3, wherein the on-die valve arrangement comprises: a seawater inlet hydraulic valve, a desulfurizing tower water inlet valve, an open discharge valve and a seawater discharge valve;
the sea water supply and discharge assembly comprises: a water supply assembly and a water discharge assembly;
the seawater inlet hydraulic valve, the desulfurizing tower water inlet valve, the open discharge valve and the seawater discharge valve are respectively connected with the controller;
the water supply assembly is connected with the desulfurization circulating pump through the water conveying pipeline, the seawater inlet hydraulic valve and the open inlet valve;
the desulfurization circulating pump is connected with the desulfurization tower through the water conveying pipeline and the desulfurization tower water inlet valve;
the desulfurization circulating pump is connected with the desulfurization tower through the water pipeline;
the desulfurizing tower is connected with the drainage component through the water pipeline, the open type drain valve and the seawater drain valve;
the water supply assembly and the water discharge assembly are both disposed in the sea area.
5. The marine flue gas desulfurization system of claim 4, wherein the desulfurization unit further comprises: a demister flush pump and flush valve apparatus;
the demister flushing pump and the flushing valve device are respectively connected with the controller;
the water supply assembly is connected with the demister flushing pump through the water conveying pipeline and the seawater inlet hydraulic valve;
the demister washing pump is connected with the demisting layer of the desulfurizing tower through the water pipeline and the washing valve device.
6. The marine flue gas desulfurization system of claim 3, wherein the closed-mode valve arrangement comprises: a closed water inlet valve and a closed discharge valve;
the closed water inlet valve and the closed discharge valve are respectively connected with the controller;
the water outlet of the circulating box is connected with the desulfurization circulating pump through the water conveying pipeline and the closed water inlet valve;
the desulfurization circulating pump is connected with the desulfurization tower through the water conveying pipeline and the desulfurization tower water inlet valve;
the desulfurizing tower is connected with the water inlet of the circulating box through the water conveying pipeline and the closed discharge valve.
7. The marine flue gas desulfurization system of claim 1, wherein the flue gas delivery device comprises: a flue gas inlet valve, a flue gas bypass valve and a gas transmission pipeline;
the smoke inlet valve and the smoke bypass valve are respectively connected with the controller;
the flue gas discharge equipment is connected with the desulfurization device through the gas transmission pipeline and the flue gas inlet valve;
and the flue gas emission equipment discharges the ship flue gas to the atmosphere through the gas transmission pipeline and the flue gas bypass valve.
8. The marine flue gas desulfurization system of claim 1, further comprising: the system comprises human-computer interaction equipment, marine GPS equipment and time recording equipment;
the marine GPS equipment and the time recording equipment are respectively connected with the controller;
the human-computer interaction equipment performs data interaction with the controller;
the marine GPS equipment is used for acquiring the current position coordinates of the ship in real time;
the time recording equipment is used for recording the current UTC time in real time;
the controller is used for sending the current position coordinates and the current UTC time to the human-computer interaction equipment so that a user can check the current position coordinates and the current UTC time through the human-computer interaction equipment.
9. The marine flue gas desulfurization system of claim 8, further comprising: the system comprises an RS485 communication component, a Modbus TCP communication component and an RS422 communication component;
the power detection device is connected with the controller through the RS485 communication assembly;
the smoke detection device is connected with the controller through the Modbus TCP communication component;
the marine GPS equipment and the time recording equipment are respectively connected with the controller through the RS422 communication component.
10. The marine flue gas desulfurization system of claim 3, further comprising: the device comprises a pressure sensor, flow detection equipment, liquid level detection equipment and a temperature sensor;
the pressure sensor, the flow detection equipment, the liquid level detection equipment and the temperature sensor are respectively connected with the controller;
the pressure sensors are respectively arranged on an outlet main pipe of the desulfurization circulating pump, a ship flue gas inlet of the desulfurization tower and an exhaust port of the desulfurization tower so as to collect the pressure of the outlet main pipe of the desulfurization circulating pump, the pressure of inlet flue gas and the pressure of outlet flue gas;
the flow detection equipment is arranged at the outlet of the desulfurization circulating pump so as to collect the outlet flow of the desulfurization circulating pump;
the liquid level detection equipment is respectively arranged in the desulfurizing tower and the circulating box so as to collect the liquid level of the desulfurizing tower and the liquid level of the circulating box;
the temperature sensors are respectively arranged on a ship flue gas inlet of the desulfurizing tower and an exhaust port of the desulfurizing tower so as to collect the temperature of the flue gas inlet and the temperature of the flue gas outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122421636.1U CN216604702U (en) | 2021-10-08 | 2021-10-08 | Ship flue gas desulfurization system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122421636.1U CN216604702U (en) | 2021-10-08 | 2021-10-08 | Ship flue gas desulfurization system |
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| Publication Number | Publication Date |
|---|---|
| CN216604702U true CN216604702U (en) | 2022-05-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122421636.1U Active CN216604702U (en) | 2021-10-08 | 2021-10-08 | Ship flue gas desulfurization system |
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| Country | Link |
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| CN (1) | CN216604702U (en) |
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2021
- 2021-10-08 CN CN202122421636.1U patent/CN216604702U/en active Active
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