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Working principle of soda water separator |
Publisher: Suzhou Huanke Pharmaceutical Equipment Technology Co., Ltd Time:2025-03-05 11:31:58 Number of clicks:11 Close |
The working principle of a steam water separator is to suddenly change the direction of steam or compressed air in the flow, separate the water droplets contained in the steam or compressed air, and reduce the water content in the steam or compressed air. The separated water droplets gather under the separator and are discharged through a separate drain valve. The steam water separator can ensure the dryness of the steam or air used by the steam equipment, improve the working efficiency of the steam equipment, and extend the service life of the equipment. The soda water separator separates liquid droplets from the gas, gathers them at the bottom and discharges them through the outlet, allowing the dry gas to be discharged through the outlet. The medium of gas can be steam, compressed air, biogas, etc., so steam water separators are also called vapor-liquid separators, steam dehydrators, air purifiers, and other names. Classified by structure, it can be roughly divided into four types: 1. baffle plate (baffle type). 2. Centrifugal (swirl). 3. Centrifugal plate type. 4. Filter element type (filter type) The above figure shows a baffle type steam water separator, which achieves purification by removing liquid media from the medium through five stages of separation - deceleration, centrifugation, collision, direction change, coagulation, etc. The baffle type is composed of many baffles, and the fluid changes its flow direction multiple times inside the separator. Due to the large mass and inertia of suspended water droplets, when the flow direction of the baffle changes, dry steam can bypass the baffle and continue to move forward, while water droplets will accumulate on the baffle. The steam water separator has a large flow area, reducing the kinetic energy of water droplets, most of which will condense and eventually fall to the bottom of the separator, and be discharged through the drainage valve. The steam water separator shown in the above figure is also known as a baffle type steam water separator. The baffle type structure has multiple baffles, allowing the vapor to flow in multiple directions, resulting in the separation of more small molecule droplets. At the same time, the large internal space reduces the flow velocity, allowing the small molecule droplets to condense into larger droplets without being carried away by the vapor to form secondary steam. Due to different densities, large droplets will fall to the bottom and be discharged through the drain valve. There are various methods for baffle type steam water separators, and the baffle type structure, also known as the labyrinth structure, is generally considered to have a lower separation effect compared to the baffle type. Due to the fewer baffle plates and different arrangements, the steam only undergoes a single collision and deceleration, and only undergoes three or four directional changes. The baffle type steam water separator can maintain high separation efficiency in a large flow rate range. Research has shown that the separation efficiency of the baffle type separator can approach 100% between flow rates of 10m/s and 30m/s. For steam systems, the faster the flow rate and the greater the collision force, the better the separation effect. It is not impossible to achieve 100%. Multiple units can also be selected in series according to the working conditions, and the separation efficiency can also approach 100%. |