一种氧压浸出尾气洗涤系统

Abstract

本实用新型涉及氧压浸出尾气技术领域，公开了一种氧压浸出尾气洗涤系统，包括分离器及多个处理组件，分离器具有进料口、第一排液口、第一排气口，用于对气液进行分离，分离后的液体进入第一排液口、气体进入第一排气口；处理组件包括冷凝器、文丘里洗涤器，冷凝器具有相连通的第一进气口、第二排气口，用于对气体进行冷却，文丘里洗涤器具有第二进气口、洗涤水入口及出口，多个出口与进料口均相连通。通过设置多个处理组件，排气速度波动时，一个处理组件中的冷凝器及文丘里洗涤器处理高流量，另外的处理组件中的冷凝器及文丘里洗涤器分担剩余负荷，防止效率下降，该尾气洗涤系统依然能够实现较好的调节，保证了洗涤效率的稳定。

Claims

1. An oxygen pressure leach off-gas scrubbing system characterized by, include: The separator has a feed inlet, a first drain outlet, and a first exhaust outlet, and is used to separate gas and liquid. The separated liquid enters the first drain outlet and the gas enters the first exhaust outlet. and The system includes multiple processing components, including a condenser and a Venturi scrubber. The condenser has a first air inlet and a second exhaust outlet connected to each other for cooling the gas. The Venturi scrubber has a second air inlet, a washing water inlet, and an outlet for washing the gas with washing water. The multiple outlets are all connected to the inlet.

2. The oxygen pressure leaching tail gas scrubbing system according to claim 1, characterized in that, The condenser is hollow inside and has a cooling water inlet and a second drain outlet. The second drain outlet, the first air inlet, the cooling water inlet, and the second exhaust outlet are all connected to the interior of the condenser and are arranged in order from low to high.

3. The oxygen pressure leaching tail gas scrubbing system according to claim 1, characterized in that, The Venturi scrubber includes a constriction tube, a throat tube, and a diffuser tube connected in sequence. The constriction tube is provided with the washing water inlet and a spray nozzle is provided inside the constriction tube. The spray nozzle is connected to the washing water inlet. The inner diameter of the constriction tube gradually decreases along the direction close to the throat tube. The diffuser tube is provided with the outlet and its inner diameter gradually increases along the direction away from the throat tube.

4. The oxygen pressure leaching tail gas scrubbing system according to claim 1, characterized in that, The separator has at least a localized reduction in inner diameter along the exhaust direction.

5. The oxygen pressure leaching tail gas scrubbing system according to claim 2, characterized in that, It also includes a liquid collection assembly, including a washing liquid tank, which is connected to the first drain port and the second drain port.

6. The oxygen pressure leaching tail gas scrubbing system according to claim 5, characterized in that, The separator also has a first overflow port, which is higher than the first drain port and is connected to the washing liquid tank.

7. The oxygen pressure leaching tail gas scrubbing system according to claim 5, characterized in that, The condenser also has a second overflow port, which is higher than the second drain port and is connected to the washing liquid tank.

8. The oxygen pressure leaching tail gas scrubbing system according to claim 5, characterized in that, The liquid collection assembly also includes a wash water pump, the inlet of which is connected to the wash liquid tank and the outlet of which is connected to the wash water inlet.

9. The oxygen pressure leaching tail gas scrubbing system according to claim 8, characterized in that, The liquid collection assembly also includes a heat exchanger, which has a cooling water channel and a wash water channel for heat exchange, one end of which is connected to the wash liquid tank. The inlet end of the washing water pump is connected to the other end of the washing water channel, and is connected to the washing liquid tank via the heat exchanger.

10. The oxygen pressure leaching tail gas scrubbing system according to claim 9, characterized in that, The liquid collection assembly also includes a washing tank and a circulation pump. The washing tank is connected to the other end of the washing water channel, and the inlet end of the washing water pump is connected to the washing tank and is connected to the washing water channel through the washing tank. The inlet of the circulating pump is connected to the washing liquid tank, and one end of the washing water channel is connected to the outlet of the circulating pump, and is connected to the washing liquid tank via the circulating pump.

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