Ship soot and rainwater efficient separation and collection tank

By designing a high-efficiency separation and collection tank for shipboard soot and rainwater, the separation and collection of soot and rainwater were achieved, solving the problem of condensate and soot mixture clogging the discharge pipe and ensuring the stable operation of the exhaust system.

CN121648618APending Publication Date: 2026-03-13COSCO DALIAN SHIPYARD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-11-28
Publication Date
2026-03-13

AI Technical Summary

Technical Problem

In ship exhaust systems, the mixture of condensate and soot can easily clog the drain pipe, leading to operational risks in the exhaust system. Existing technologies are insufficient to effectively separate and collect soot and rainwater.

Method used

Design a high-efficiency separation and collection tank for shipboard soot and rainwater, including a tank body, a drain pipe, a drain pipe flange, and a drain valve. The soot and rainwater are separated and collected through the drain pipe and the drain valve. The soot is deposited at the bottom of the tank body, the condensate is discharged from the drain pipe, and the soot is discharged from the drain valve.

Benefits of technology

It effectively collects soot and removes accumulated water in a timely manner, protecting the normal operation of the smoke exhaust system and preventing blockage at the lowest point of the smoke exhaust pipe.

✦ Generated by Eureka AI based on patent content.

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    Figure CN121648618A_ABST
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Abstract

The invention discloses a ship soot and rainwater efficient separation and collection tank which comprises a tank body (1), a discharge pipe (2), a discharge pipe flange (3) and a discharge cock (4), the discharge pipe (2) is installed on the upper portion of the tank body (1), the discharge cock (4) is installed on the lower portion of the tank body (1), and the discharge pipe flange (3) is connected to the discharge pipe (2). The soot is effectively collected, accumulated water is timely discharged, a very key effect is achieved on soot collection during operation of the smoke exhaust system, and operation of the smoke exhaust pipe system is effectively protected.
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Description

Technical Field

[0001] This invention relates to ship exhaust systems, and more particularly to a highly efficient separation and collection tank for ship ash and rainwater. Background Technology

[0002] The ship's exhaust system is an important component of the ship's power plant, mainly used to discharge exhaust gases generated by main engines, auxiliary engines, and other equipment. Condensation or rainwater seepage can easily occur in the exhaust pipes during low temperatures or when the engine is shut down, leading to water accumulation. The mixture of condensate and soot will accumulate at the lowest point of the pipe. Therefore, a drain pipe needs to be added at the lowest point of the exhaust pipe. Because the drain pipe has a small diameter and contains a large amount of soot, if this mixture of condensate and soot directly enters the soot and rainwater collection tank, it may cause blockage of the drain pipe. Long-term use will cause blockage at the lowest point of the exhaust pipe, posing a risk to the operation of the exhaust system. Therefore, a soot collection tank needs to be installed near the lowest point of the exhaust pipe to collect a large amount of soot in advance. Summary of the Invention

[0003] The purpose of this invention is to provide a highly efficient separation and collection tank for shipboard soot and rainwater.

[0004] The technical solution adopted by the present invention to achieve the above objective is: a ship soot and rainwater high efficiency separation and collection tank, including a tank body (1), a drain pipe (2), a drain pipe flange (3) and a drain valve (4). The drain pipe (2) is installed on the upper part of the tank body (1), the drain valve (4) is installed on the lower part of the tank body (1), and the drain pipe flange (3) is connected to the drain pipe (2). The mixture of condensate and soot at the lower point of the exhaust pipe enters the tank body (1). After the soot is deposited at the bottom of the tank body (1), the condensate is discharged from the drain pipe (2), and the soot and water at the bottom of the tank body are discharged from the drain valve (4).

[0005] The bottom of the tank (1) is fitted with a bottom stopper (5) for sealing.

[0006] This invention relates to a high-efficiency separation and collection tank for shipboard soot and rainwater, which effectively collects soot and promptly removes accumulated water. It plays a crucial role in soot collection for the operation of the exhaust system and effectively protects the operation of the exhaust pipe system. Attached Figure Description

[0007] Figure 1 This is a schematic diagram of the structure of a high-efficiency separation and collection tank for ship ash and rainwater according to the present invention. Detailed Implementation

[0008] like Figure 1As shown, the ship's soot and rainwater high-efficiency separation and collection tank includes a tank body 1, a discharge pipe 2, a discharge pipe flange 3, a discharge valve 4, and a bottom plug 5. The discharge pipe 2 is installed on the upper part of the tank body 1, the discharge valve 4 is installed on the lower part of the tank body 1, the discharge pipe flange 3 is connected to the discharge pipe 2, and the bottom plug 5 is installed on the bottom of the tank body 1 for sealing. The mixture of condensate and soot at the lowest point of the exhaust pipe enters the tank 1. After the soot settles at the bottom of the tank 1, the condensate is discharged from the drain pipe 2, and the soot and water at the bottom of the tank are discharged from the drain plug 4. The drain pipe at the lowest point of the exhaust pipe is inserted into the tank 1, 200mm from the bottom. In this way, the soot settles at the bottom, and the condensate flows from the upper drain pipe to the soot and rainwater collection tank. At the same time, the bottom drain plug 4 can be opened to drain the soot and water in the tank 1. The mixture of condensate and soot enters the tank 1. As the liquid level rises, the soot settles at the bottom, and the condensate is discharged from the top drain pipe 2. However, when there is enough soot at the bottom, the drain plug 4 is opened to temporarily discharge the soot and water. This invention is a high-efficiency separation and collection tank for ship soot and rainwater, which effectively collects soot and timely removes accumulated water. It plays a very important role in the operation of the exhaust system and effectively protects the operation of the exhaust pipe system.

Claims

1. A high-efficiency separation and collection tank for shipboard soot and rainwater, characterized in that: The system includes a tank (1), a drain pipe (2), a drain pipe flange (3), and a drain valve (4). The drain pipe (2) is installed on the upper part of the tank (1), and the drain valve (4) is installed on the lower part of the tank (1). The drain pipe flange (3) is connected to the drain pipe (2). The mixture of condensate and soot at the lowest point of the exhaust pipe enters the tank (1). After the soot is deposited at the bottom of the tank (1), the condensate is discharged from the drain pipe (2), and the soot and water at the bottom of the tank are discharged from the drain valve (4).

2. The efficient separation and collection tank for shipboard soot and rainwater according to claim 1, characterized in that: The bottom of the tank (1) is fitted with a bottom stopper (5) for sealing.