A central tube multi-nozzle gas scrubber

A gas washing and multi-nozzle technology, which is applied in the direction of liquid washing gas purification, condensed non-gaseous material gas purification, etc., can solve the problems of easy dust accumulation, unreasonable flow field, etc., and achieve the improvement of wetting effect, optimization of flow field, and mixing uniform effect

Active Publication Date: 2019-05-07
SINOPEC NANJING ENG & CONSTR +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The purpose of the present invention is to provide a central tube multi-nozzle gas scrubber to solve the technical problems of unreasonable flow field and easy dust accumulation in the single-nozzle structure gas scrubber in the prior art

Method used

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  • A central tube multi-nozzle gas scrubber
  • A central tube multi-nozzle gas scrubber

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Embodiment Construction

[0018] The present invention will be described in detail below in conjunction with the accompanying drawings and specific embodiments.

[0019] The structure of a specific embodiment of the present invention is as figure 1 and figure 2 As shown, the central tube multi-nozzle gas scrubber of this embodiment includes a condensate nozzle 1, one end of the condensate nozzle 1 is provided with a condensate inlet 1-1, and the other end is used to be inserted into the crude synthesis gas outlet of the gasifier 2, the end of the condensate nozzle 1 inserted into the crude synthesis gas outlet 2 of the gasifier is provided with a terminal nozzle 5, and the outer periphery of the condensate nozzle 1 is provided with a Sleeve 3, one end of the sleeve 3 is used for sealing and installed at the crude synthesis gas outlet 2 of the gasifier, and the other end is a sealing structure, the wall of the sleeve is provided with a gas outlet 1-2, and the condensate nozzle 3 The end with the cond...

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Abstract

The invention discloses a central tube multi-nozzle gas washer. The washer comprises a condensate spray pipe, one end of the condensate spray pipe is provided with a condensate inlet, the other end of the condensate spray pipe is used for being inserted into a crude syngas outlet of a gasifier, a sleeve which sleeves the condensate spray pipe is arranged on the periphery of the condensate spray pipe, one end of the sleeve is installed at the crude syngas outlet of the gasifier in a sealed mode, the other end of the sleeve is of a sealing structure, the end, provided with a condensate inlet, of the condensate spray pipe is installed on the sealing structure in a sealed mode, a gas outlet is formed in the sleeve wall surface, side nozzle assemblies perpendicular to the condensate spray pipe wall surface are arranged on the outer wall surface of the condensate spray pipe at intervals, and the side nozzle assemblies are located on the portion, extending into the sleeve and the crude syngas outlet of the gasifier, of the condensate spray pipe. High voltage process condensate and the crude syngas are sprayed in the perpendicular direction through the side nozzle assemblies, a flow field is optimized, the condensate and the syngas are mixed to be more uniform, the wetting effect is greatly improved, and fine ash is more likely to be removed at a downstream elution tower.

Description

technical field [0001] The invention belongs to the technical field of chilled coal gasification, in particular to a central tube multi-nozzle gas scrubber. Background technique [0002] In the chilled coal gasification process, the chilled high-temperature and high-pressure crude synthesis gas needs to be further processed to remove the coarse slag and fine ash entrained in the crude synthesis gas to meet the requirements of downstream devices. Generally, the crude syngas is pre-washed and wetted by a Venturi scrubber, and then the fine ash is removed by a scrubber. In order to ensure the pre-washing effect, a nozzle scrubber is usually added before the Venturi scrubber. The high-pressure process condensate is inserted into the crude synthesis gas pipeline through the nozzle, and sprayed into the crude synthesis gas in reverse, while the crude synthesis gas is wetted. , use the high-speed airflow of the nozzle to blow back part of the coarse slag accumulated in the synthes...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C10K1/04C10K1/06C10K1/08
CPCC10K1/04C10K1/06C10K1/08
Inventor 张磊詹晓青汪根宝李蒙王伟薛玉生
Owner SINOPEC NANJING ENG & CONSTR
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