Gas-Liquid Separator with Spiral Flow Guide
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Solution Overview
Problem
Conventional gas-liquid separators in polishing apparatuses generate significant mist and bubbles when handling large amounts of liquid or foaming materials, leading to potential clogging and leakage issues due to the impact of the gas-liquid two-phase flow on the separator body.
Innovation Solution
A compact gas-liquid separator design featuring a gas-liquid introduction pipe with a spiral flow-guide plate that imparts a swirling motion to the gas-liquid two-phase flow, reducing its vertical velocity and minimizing impact on the separator body, combined with an inclined exhaust pipe to manage liquids effectively.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If the gas-liquid two-phase flow is introduced directly into the separator body without flow guidance, then the separator structure remains simple and compact, but the impact of the flow on the separator body generates significant mist and bubbles
Solution Approach 1:
A flow guide member is introduced as an intermediary component between the gas-liquid introduction pipe and the separator body. This mediator imparts a swirling motion to the incoming two-phase flow, reducing its vertical velocity and preventing direct impact on the separator body, thereby suppressing mist and bubble generation while maintaining structural simplicity
Solution Approach 2:
The flow guide member utilizes a curved or spiral geometry to impart rotational motion to the gas-liquid two-phase flow. The curved path transforms the linear downward flow into a swirling flow pattern, reducing vertical velocity and preventing direct impact on the separator body bottom
2Volume of moving object
If the lower end of the gas-liquid introduction pipe is positioned near the bottom of the separator body, then the separator structure remains compact, but the direct impact of the flow causes harmful mist and bubble generation
Solution Approach 1:
The flow guide member serves as a mediator that modifies the flow characteristics before it reaches the separator body. By positioning the flow guide within the introduction pipe and using its curved geometry, the system maintains compact dimensions while the flow guide reduces vertical velocity and prevents direct impact, suppressing mist and bubble generation
Solution Approach 2:
The flow guide member changes the velocity parameters of the incoming flow by converting vertical downward velocity into rotational motion. This parameter transformation reduces the vertical velocity component that causes impact, while the rotational component promotes gentle separation without generating harmful mist and bubbles
3Object-generated harmful factors
If a flow guide device is added to reduce vertical velocity and prevent impact, then mist and bubble generation is suppressed, but the device complexity increases
Solution Approach 1:
A flow guide member is introduced as an intermediary component between the gas-liquid introduction pipe and the separator body. This mediator imparts a swirling motion to the incoming two-phase flow, reducing its vertical velocity and preventing direct impact on the separator body, thereby suppressing mist and bubble generation while maintaining structural simplicity
Solution Approach 2:
The flow guide member can be implemented as a thin-walled spiral structure or curved plate that is easy to manufacture and install. This thin-film approach achieves the flow control function without adding significant structural complexity or volume to the separator system
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The solution effectively suppresses the generation of mist and bubbles, ensuring efficient separation of gas and liquid even with large volumes or foaming materials, preventing clogging and leakage in polishing apparatuses.
Implementation Method 1
a guide device disposed in the gas-liquid introduction pipe and configured so as to impart a swirling motion to the gas-liquid two-phase flow in the gas-liquid introduction pipe
Implementation Method 2
The liquid, which has been separated from the gas-liquid two-phase flow and collected on the bottom of the separator body, is discharged through the liquid discharge outlet
Data Source
AI summary
A gas-liquid separator separates gas-liquid two-phase flow into a gas and a liquid. The gas-liquid separator includes: a container having a bottom and a side portion, the bottom having a liquid discharge outlet and the side portion having a gas discharge outlet; a gas-liquid introduction pipe for introducing a gas-liquid two-phase flow into the container, the gas-liquid introduction pipe extending downward from above the container and having a lower end located in an interior of the container, the gas discharge outlet of the container being located above the lower end of the gas-liquid introduction pipe; and a guide device disposed in the gas-liquid introduction pipe and configured so as to impart a swirling motion to the gas-liquid two-phase flow in the gas-liquid introduction pipe.