Shipborne carbon capture device

Abstract

The utility model relates to the technical field of carbon capture, in particular to a shipborne carbon capture device. The device mainly aims at solving the problems that carbon dioxide gas enters a condenser slowly and the conversion efficiency is affected due to the fact that carbon dioxide gas is generally directly exhausted and guided into the condenser through a pipeline in common shipborne carbon capture equipment, and extra power supply is easily needed and power resource consumption is accelerated if guiding equipment is additionally installed. According to the technical scheme, the device comprises an absorption separation tank, a heating evaporation tank and a liquefaction collection tank, a concentration cover is installed at an inlet of the absorption separation tank, a concentration box and a sucking pump are installed on the top wall body of the heating evaporation tank, a rotating assembly is installed on the concentration box and the concentration cover, and the rotating assembly comprises a rotating shaft. The flow speed is increased, the purposes of power generation and energy storage are achieved, electric energy of the ship does not need to be consumed, and resource consumption of the ship is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to carbon capture technology field especially relates to a shipboard carbon capture device. BACKGROUND

[0002] The shipboard carbon capture device is a kind of technology designed to reduce the carbon dioxide discharged in the process of navigation of ship. With the global attention to climate change and greenhouse gas emission reduction, the shipping industry is also looking for effective ways to reduce its carbon footprint. Shipboard carbon capture is to use absorption separation tank to treat the exhaust gas, so that it separates carbon dioxide in exhaust gas, and leads into heating tank for heating, so that the carbon dioxide gas produced after heating enters condenser and is liquefied, and is led into collection tank for storage.

[0003] But common shipboard carbon capture equipment usually directly discharges carbon dioxide gas into condenser by pipeline, which causes the speed of carbon dioxide gas entering condenser to be slow, affecting conversion efficiency, and if guide equipment is added, it is easy to need additional power supply, which accelerates the consumption of electric resources. In view of this, we propose a shipboard carbon capture device. SUMMARY

[0004] The utility model aims at the problems existing in the background art, and proposes a shipboard carbon capture device.

[0005] The utility model discloses a technical scheme: a shipboard carbon capture device, including absorption separation tank, heating evaporation tank and liquefied collection tank, the entrance of absorption separation tank is installed with the concentration cover, the top wall of heating evaporation tank is installed with concentration box and air pump, concentration box and concentration cover are equipped with rotating assembly, rotating assembly includes the shaft, the outer circle surface wall of two shafts is installed with fan blade, and the outer surface wall of two shafts is connected with transmission wheel, and transmission groove in two transmission wheels is equipped with transmission belt, and the end of one shaft is connected with bearing seat, the back wall of concentration box is installed with the wind driven generator that plays the role of power generation, and the top wall of liquefied collection tank is arranged with the battery that plays the role of energy storage power supply.

[0006] Preferably, the side wall of the concentration cover is connected with a first conduit, and the gas outlet end of the first conduit is in communication with the inside of the concentration cover.

[0007] Preferably, the inlet of the heating evaporation tank is connected with a second conduit, and the second conduit is arranged between the absorption separation tank and the heating evaporation tank, and the two ends of the second conduit are respectively in communication with the inside of the absorption separation tank and the heating evaporation tank.

[0008] Preferably, a third conduit is connected at the outlet of the collecting box, two ends of the third conduit are connected with the side wall of the collecting box and the top wall of the liquefied collecting tank respectively, and the two ends of the third conduit are communicated with the inside of the collecting box and the liquefied collecting tank respectively.

[0009] Preferably, a first rotating hole is arranged on the front wall of the collecting box, a first sealing bearing is arranged in the first rotating hole, and one end of the rotating shaft is arranged to penetrate through the first sealing bearing.

[0010] Preferably, the plurality of blades are evenly divided into two groups, and the blades in the two groups are arranged in a ring array on the outer surface wall of the rotating shaft.

[0011] Preferably, a second rotating hole is arranged on the back wall of the collecting box, a second sealing bearing is arranged in the second rotating hole, and the other end of the rotating shaft is arranged to penetrate through the second rotating hole and is connected with the output end of the wind driven generator.

[0012] Compared with the prior art, the utility model has the beneficial technical effects that:

[0013] The utility model discloses a kind of shipborne carbon capture devices, including collecting box, wind driven generator, battery, absorption separation tank, third conduit, air pump, collecting cover, rotating shaft, fan leaf, transmission belt, transmission wheel, absorption condensing tank, first conduit, second conduit, and collecting cover is connected with the top wall of the collecting box, and the top wall of the absorption condensing tank is connected with the top wall of the collecting box. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a kind of shipborne carbon capture device's three-dimensional structure schematic view;

[0015] Figure 2 It is Figure 1 Three-dimensional structure schematic view of back portion;

[0016] Figure 3 It is Figure 1 Three-dimensional structure schematic view of rotating assembly.

[0017] Reference signs: 1, absorption separation tank; 2, heating evaporation tank; 3, liquefied collection tank; 4, concentration cover; 5, concentration box; 6, rotating assembly; 7, air pump; 8, wind turbine; 9, battery; 10, first conduit; 11, second conduit; 12, third conduit. DETAILED DESCRIPTION

[0018] The technical scheme of the utility model is further explained below in combination with the drawings and specific embodiments. EMBODIMENT

[0019] As Figures 1 to 3 shown, the utility model provides a kind of shipboard carbon capture device, including absorption separation tank 1, heating evaporation tank 2 and liquefied collection tank 3, concentration cover 4 is located absorption separation tank 1 inlet end, the gas outlet end of first conduit 10 is communicated with the inside of concentration cover 4, it is convenient to introduce the flue gas waste generated by ship main engine, auxiliary engine or boiler into absorption separation tank 1, and after concentration cover 4, it is separated into absorption separation tank 1, absorption separation tank 1 usually is equipped with liquid absorbent, these absorbents have high selectivity and absorption capacity to carbon dioxide, when the waste gas containing carbon dioxide enters absorption tank, gas contacts absorbent, carbon dioxide is adsorbed into liquid absorbent, and forms weakly linked intermediate compound;Second conduit 11 is arranged between absorption separation tank 1 and heating evaporation tank 2, the both ends of second conduit 11 are communicated with the inside of heating evaporation tank 2 and absorption separation tank 1, it is convenient to guide carbon dioxide after separation into heating evaporation tank 2 and carry out heating treatment, the outlet end of absorption separation tank 1 is equipped with pump body, so that the inlet end of second conduit 11 needs to be connected with the outlet end of pump body first, to facilitate the medium introduced into heating evaporation tank 2 by pump body, heating evaporation tank 2 is usually referred to as pyrolysis reactor and evaporator, its main role is in carbon capture process, by heating and evaporation, carbon dioxide in liquid capture material (such as solvent or absorbent) is evaporated into gaseous state, so as to realize separation with other components;Air pump 7 is fixedly installed on the top wall of heating evaporation tank 2, concentration box 5 is fixedly installed on the top wall of heating evaporation tank 2, the air outlet end of air pump 7 is communicated with the inside of heating evaporation tank 2, and the air inlet end is communicated with the inside of concentration box 5, which is conducive to guiding the carbon dioxide gas generated by heating into concentration box 5 by air pump 7;The inlet end of third conduit 12 is communicated with the inside of concentration box 5, and the air outlet end is communicated with the inside of liquefied collection tank 3, which is conducive to guiding the carbon dioxide gas generated into liquefied collection tank 3 and carrying out liquefied collection, liquefied collection tank 3 can include one or more compressors, and the compressors are responsible for compressing gaseous carbon dioxide to high pressure state, by increasing pressure, the molecules of gas are forced to close, so as to lay the foundation for subsequent liquefaction process, in liquefied collection tank 3, by controlling pressure and temperature, compressed carbon dioxide gas can be converted into liquid;By attaching Figure 1It can be seen that the first conduit 10, the second conduit 11 and the third conduit 12 are provided with valves at one end, which are used to ensure the independence of the space of the heating evaporation tank 2, the absorption separation tank 1 and the liquefaction collection tank 3.

[0020] Further, the central box 5 and the central cover 4 are provided with a rotating assembly 6, which includes a rotating shaft 61, a fan blade 62, a transmission wheel 63, a transmission belt 64 and a bearing seat 65. The central box 5 and the central cover 4 are provided with first sealing bearings in the first rotating holes. The two rotating shafts 61 penetrate the first rotating holes respectively. The two first sealing bearings are sleeved on the outer surface of the two rotating shafts 61, which can assist the rotation of the rotating shaft 61 and seal the first rotating hole. The bearing seat 65 is fixedly installed on the inner surface of the central cover 4. One end of the rotating shaft 61 is connected with the rotating end of the bearing seat 65, which can assist the stable rotation of the rotating shaft 61.

[0021] The plurality of fan blades 62 are evenly divided into two groups, which are fixedly installed on the outer surface of the two rotating shafts 61 in a ring array state. The two groups of fan blades 62 are arranged in the central cover 4 and the central box 5 respectively, so that the gas pressure generated by the exhaust gas entering the central cover 4 can drive one group of fan blades 62 to rotate the rotating shaft 61. At the same time, the carbon dioxide gas introduced into the central box 5 by the air pump 7 can drive the other group of fan blades 62 to rotate the other rotating shaft 61 in the central box 5.

[0022] The wind driven generator 8 is fixedly installed on the back of the central box 5 and the top wall of the heating evaporation tank 2. The second sealing bearing is arranged in the second rotating hole of the back wall of the central box 5. The other end of the other rotating shaft 61 penetrates the second rotating hole and is connected with the output end of the wind driven generator 8, which can facilitate the wind driven generator 8 to generate electricity by cooperating with the other rotating shaft 61 in the rotating state. The second sealing bearing is also sleeved on the outer surface of the other rotating shaft 61, which can assist the rotation of the other rotating shaft 61 and seal the second rotating hole.

[0023] The storage battery 9 is fixedly installed on the top wall of the liquefaction collection tank 3 and is electrically connected with the wind driven generator 8, which can facilitate the wind driven generator 8 to generate electricity and store energy by cooperating with the storage battery 9. At the same time, the air pump 7 can also be powered, so that the air pump 7 can improve the flow rate of carbon dioxide gas without using the power of the ship itself, achieving the purpose of energy saving. The two transmission wheels 63 are fixedly sleeved on the outer surface of the two rotating shafts 61. The two transmission wheels 63 are large and small respectively. The transmission belt 64 is sleeved in the transmission groove of the two transmission wheels 63, which can complete the transmission and facilitate the two groups of fan blades 62 to cooperate with each other to improve the rotation efficiency, which is conducive to further improving the power generation efficiency of the wind driven generator 8.

[0024] The above specific embodiments are only several preferred embodiments of the present application, and based on the technical scheme of the present application and the related enlightenment of the above embodiments, the person skilled in the art can make various alternative improvements and combinations on the above specific embodiments.

Claims

1. A shipborne carbon capture device, comprising an absorption and separation tank (1), a heating and evaporation tank (2), and a liquefaction collection tank (3), characterized in that: A central hood (4) is installed at the inlet of the absorption separation tank (1). A central box (5) and a vacuum pump (7) are installed on the top wall of the heating evaporator (2). A rotating assembly (6) is installed on the central box (5) and the central hood (4). The rotating assembly (6) includes a rotating shaft (61). Fan blades (62) are installed on the outer surface wall of the two rotating shafts (61). A transmission wheel (63) is sleeved on the outer surface wall of the two rotating shafts (61). A transmission belt (64) is sleeved in the transmission groove of the two transmission wheels (63). A bearing seat (65) is connected to the end of one of the rotating shafts (61). A wind turbine generator (8) for generating electricity is installed on the back wall of the central box (5). A storage battery (9) for storing energy and supplying power is arranged on the top wall of the liquefaction collection tank (3).

2. The shipborne carbon capture device according to claim 1, characterized in that, A first conduit (10) is connected to the side wall of the central hood (4), and the air outlet of the first conduit (10) is connected to the inside of the central hood (4).

3. The shipborne carbon capture device according to claim 1, characterized in that, The inlet of the heating evaporator (2) is connected to a second conduit (11), which is located between the absorption separation tank (1) and the heating evaporator (2). The two ends of the second conduit (11) are respectively connected to the inside of the absorption separation tank (1) and the heating evaporator (2).

4. The shipborne carbon capture device according to claim 1, characterized in that, The outlet of the collection box (5) is connected to a third conduit (12). The two ends of the third conduit (12) are respectively connected to the side wall of the collection box (5) and the top wall of the liquefied collection tank (3). The two ends of the third conduit (12) are respectively connected to the interior of the collection box (5) and the liquefied collection tank (3).

5. A shipborne carbon capture device according to claim 1, characterized in that, Both the central cover (4) and the central box (5) have first rotating holes on their front-view walls. Each of the two first rotating holes is equipped with a first sealing bearing. One end of each of the two rotating shafts (61) passes through the corresponding first sealing bearing.

6. A shipborne carbon capture device according to claim 1, characterized in that, The multiple fan blades (62) are divided into two groups, and the two groups of fan blades (62) are installed in a ring array on the outer surface wall of the corresponding rotating shaft (61).

7. A shipborne carbon capture device according to claim 1, characterized in that, The back wall of the central box (5) is provided with a second rotating hole, in which a second sealed bearing is arranged. The end of another rotating shaft (61) also passes through the second rotating hole and is connected to the output end of the wind turbine (8).

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