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Three-nozzle impinging flow structure and three-nozzle impinging flow-rotating packed bed device

A technology of rotating packed bed and impinging flow, which is applied in the field of enhanced liquid-liquid rapid micro-mixing reaction device, which can solve the problems of uneven micro-mixing and poor effect, and achieve the effects of improved micro-mixing effect, large processing capacity and cost saving

Active Publication Date: 2016-06-29
ZHONGBEI UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] The present invention provides a three-nozzle impingement flow structure and three-nozzle impingement flow-rotating packed bed in order to solve the problem of uneven micro-mixing and poor effect caused by the current rapid reaction of liquid and liquid under the condition of unequal feed. device

Method used

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  • Three-nozzle impinging flow structure and three-nozzle impinging flow-rotating packed bed device
  • Three-nozzle impinging flow structure and three-nozzle impinging flow-rotating packed bed device

Examples

Experimental program
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Effect test

Embodiment 1

[0034] Such as image 3 As shown, the research on the preparation of ultrafine magnesium hydroxide by three-nozzle impinging flow-rotating packed bed device. NaOH solution and MgCl 2 Solution volume flow ratio is 2, L 1 / D 1 =30,L 2 / D 2 =40, d 6 / d 5 =5,d 1 / d 6 =6,d 2 / d 5 =3,d 4 / d 3 =6, θ=90°, the viscosity of A and B solution is 1mPa×s. Solution A with a NaOH concentration of 0.75mol / L is placed in storage tank I7, and solution B with a magnesium chloride concentration of 0.75mol / L is placed in storage tank II13, respectively passing through corrosion-resistant pump I8, corrosion-resistant pump II14 and liquid flow rate Meter I11, liquid flow meter II12, liquid flow meter IIII16, adjust the flow rate of solutions A and B to 40L / h, and make the first impact in the cavity of the rotor through the impact flow of three nozzles, and the formed mixed fluid enters the filler 2, and the rotor 4 Driven by the rotating shaft 3, when the rotation speed is 900r / min, the...

Embodiment 2

[0036] Such as image 3 As shown, a three-nozzle impinging flow-rotating packed bed device was used to study the emulsification of diesel oil. The volume flow ratio of solution A to solution B is 10, L 1 / D 1 =10,L 2 / D 2 =10, d 6 / d 5 =1,d 1 / d 6 =50, d 2 / d 5 =20,d 4 / d 3 =2, θ=15°, the viscosity of solution A is 20mPa×s, and the viscosity of solution B is 100mPa×s. 0.8600g / mL diesel oil is stored in liquid storage tank I7, which is solution A, and 3% emulsifier obtained by compounding Tween80 and Span is placed in liquid storage tank II13, which is solution B, which respectively passes through corrosion-resistant pump I8 , corrosion-resistant pump II14, liquid flowmeter I11, liquid flowmeter II12, and liquid flowmeter IIII16, through the three-nozzle impingement flow reactor for the first impact in the cavity of the rotor, the formed mixed fluid enters the packing layer 2, and the rotor 4 Driven by the rotating shaft 3 to rotate, when the rotating speed is 1200...

Embodiment 3

[0038] Such as image 3 As shown, a three-nozzle impinging flow-rotating packed bed device was used for the study of paraffin emulsification. The volume flow ratio of solution A to solution B is 20, L 1 / D 1 =50, L 2 / D 2 =50, d 6 / d 5 =1,d 1 / d 6 =1,d 2 / d 5 =1,d 4 / d 3 =1, θ=30°, the viscosity of solution A is 300mPa×s, and the viscosity of solution B is 200mPa×s. The paraffin wax of solution A is placed in the liquid storage tank I7, and 6% of the emulsifier obtained by compounding Span80, K12 and co-emulsifier A is placed in the liquid storage tank II13, which is solution B, which is passed through the corrosion-resistant pump I8 and the anti-corrosion pump respectively. Corrosion pump II14, liquid flowmeter I11, liquid flowmeter II12, and liquid flowmeter IIII16 are first impacted in the cavity of the rotor through the three-nozzle impingement flow reactor, and the formed mixed fluid enters the packing layer 2, and the rotor 4 is on the shaft Driven by 3 to r...

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Abstract

The invention belongs to the technical field of strengthening liquid-liquid rapid microcosmic mixing reaction device, specifically a three-nozzle impingement flow structure and a three-nozzle impingement flow-rotary packed bed device, which solves the current problem of liquid and liquid rapid reaction in unequal feeds The problem of uneven micro-mixing and poor effect caused by the situation. Three-nozzle impingement flow structure, including feeding pipe I, feeding pipe II and feeding pipe III arranged side by side, feeding pipe I and feeding pipe III are straight pipes with elbows at the end, feeding pipe I nozzle and feeding pipe Barrel III nozzles are arranged oppositely. Three-nozzle impingement flow—rotating packed bed device, including a rotating packed bed and the above-mentioned three-nozzle impinging flow structure, which is fixed in the cavity of the rotor. The invention has the advantages of uniform mixing of unequal feeds, rapid response, short reaction time and large processing capacity, and is especially suitable for rapid reaction of unequal feeds with a material ratio of not 1 in the industrial reaction system and certain viscosity characteristics. reaction system.

Description

technical field [0001] The invention belongs to the technical field of enhanced liquid-liquid rapid microcosmic mixing reaction device, in particular to a three-nozzle impingement flow structure and a three-nozzle impingement flow-rotating packed bed device. Background technique [0002] Impinging flow is the use of two or more streams of fluids to collide quickly for micro-mixing. The quality of micro-mixing can change the quality of the product, and then change the properties of the product. The existing impingement flow structure usually includes two liquid inlet pipes, and the liquid inlet pipes are provided with nozzles perpendicular to them, and the two nozzles are arranged facing each other, so that the liquid ejected from the two nozzles collides with each other. For example: Chinese patent 201310338819.4 and Chinese patent 200610102107.2 both disclose this type of impinging flow structure. However, the flow ratios of most liquids and liquid quick-reaction materials...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B01J4/00B01J19/26B01J14/00
Inventor 刘有智祁贵生焦纬洲张珺袁志国栗秀萍罗莹申红艳高璟张巧玲
Owner ZHONGBEI UNIV