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Combined apparatus and combined technology for salt-containing organic waste liquid treatment

A technology of organic waste liquid and combined device, which is applied in heat treatment, gas treatment, water/sewage treatment, etc. It can solve the problems of high corrosion of equipment, a large amount of auxiliary fuel, and high combustion temperature, so as to achieve long service life, reduce consumption, and improve The effect of processing efficiency

Inactive Publication Date: 2020-04-10
北京科太亚洲生态科技股份有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, due to the high water content of salt-containing organic waste liquid, the heat required for direct incineration is high, so the direct treatment of waste liquid by incineration requires a high combustion temperature and a large amount of auxiliary fuel, and the salt solution at high temperature is more corrosive to equipment.

Method used

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  • Combined apparatus and combined technology for salt-containing organic waste liquid treatment
  • Combined apparatus and combined technology for salt-containing organic waste liquid treatment

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0033] Such as figure 1 As shown, a combined device for the treatment of salt-containing organic waste liquid provided by the present invention includes an MVR evaporation crystallization device and a high-temperature melting furnace 6, and the high-temperature melting furnace 6 is provided with a molten salt outlet and a burner, and the MVR evaporates The crystallization device is connected with the high-temperature melting furnace 6 through a feeding and conveying system.

[0034] The feeding and conveying system includes a solid salt slag pit 12 and a bucket elevator 11 .

[0035] The MVR evaporation and crystallization device includes a waste liquid preheater 1 , a secondary heat exchanger 2 , an evaporation chamber 3 , a compressor 4 and a circulation pump 5 .

[0036] The salt-containing organic waste liquid enters the waste liquid preheater 1 to preheat, enters the evaporation chamber 3 to generate secondary steam, and the secondary steam compressed by the compressor 4...

Embodiment 2

[0039] Such as figure 1 As shown, a combined device for the treatment of salt-containing organic waste liquid provided by the present invention includes an MVR evaporation crystallization device and a high-temperature melting furnace 6, and the high-temperature melting furnace 6 is provided with a molten salt outlet and a burner, and the MVR evaporates The crystallization device is connected with the high-temperature melting furnace 6 through a feeding and conveying system.

[0040] The feeding and conveying system includes a solid salt slag pit 12 and a bucket elevator 11 .

[0041] The MVR evaporation and crystallization device includes a waste liquid preheater 1 , a secondary heat exchanger 2 , an evaporation chamber 3 , a compressor 4 and a circulation pump 5 .

[0042] The combined device for treating salt-containing organic waste liquid also includes a heat storage device 7 connected to the high-temperature melting furnace 6 . The heat storage device 7 is connected wit...

Embodiment 3

[0046] Such as figure 1 As shown, a combined device for the treatment of salt-containing organic waste liquid provided by the present invention includes an MVR evaporation crystallization device and a high-temperature melting furnace 6, and the high-temperature melting furnace 6 is provided with a molten salt outlet and a burner, and the MVR evaporates The crystallization device is connected with the high-temperature melting furnace 6 through a feeding and conveying system.

[0047] The feeding and conveying system includes a solid salt slag pit 12 and a bucket elevator 11 .

[0048] The MVR evaporation and crystallization device includes a waste liquid preheater 1 , a secondary heat exchanger 2 , an evaporation chamber 3 , a compressor 4 and a circulation pump 5 .

[0049] The combined device for treating salt-containing organic waste liquid also includes a heat storage device 7 connected to the high-temperature melting furnace 6 . The heat storage device 7 is connected wit...

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Abstract

The invention discloses a combined apparatus for salt-containing organic waste liquid treatment. The apparatus comprises an MVR evaporative crystallization device and a high-temperature melting furnace, the high-temperature melting furnace is provided with a molten salt outlet and a combustor, and the MVR evaporative crystallization device is connected with the high-temperature melting furnace through a feeding and conveying system. The invention further discloses a combined technology for salt-containing organic waste liquid treatment. The combined apparatus firstly evaporates and crystallizes the salt-containing organic waste liquid, and then incinerates the salt-containing organic waste liquid, so that the consumption of auxiliary fuel is reduced, the removal rate of organic wastes is high, energy is recycled, and the treatment efficiency is improved.

Description

technical field [0001] The invention relates to the technical field of hazardous waste environmental protection, in particular to a combined device and process for treating saline organic waste liquid. Background technique [0002] In recent years, the rapid development of chemical, pharmaceutical, papermaking and other industries has produced a large amount of saline waste liquid, and the discharge of saline waste liquid has caused very serious environmental pollution, especially industrial saline organic waste liquid, which not only contains high concentrations of salt, It also contains a large amount of toxic and refractory organic matter, which is extremely harmful to the environment. Saline organic waste liquid that is not fully treated poses a serious threat to the environment. At the same time, saline organic waste liquid is also a concentrated resource from which inorganic salts can be recovered. [0003] Common treatment methods for saline organic waste liquid incl...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C02F1/04B01J6/00F23G7/04B01D49/00B01D53/00C02F101/30
CPCB01D49/00B01D53/00B01D2258/0283B01J6/005C02F1/048C02F2101/30F23G7/04
Inventor 张喜悦丰德新孟祥彬温耀宇曲益萍
Owner 北京科太亚洲生态科技股份有限公司
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