Device for low-cost integrated treatment of high-concentration organic wastewater

A high-concentration technology for organic wastewater, applied in anaerobic digestion treatment, filtration treatment, multi-stage water treatment, etc., can solve the problems of large discharge, aggravation, and difficulty in meeting national standards.

Inactive Publication Date: 2019-02-01
XUZHOU INSTITUTE OF TECHNOLOGY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] With the development of the economy, the widespread use of pesticides and chemical fertilizers and the increase in the discharge of industrial sewage, a large amount of nitrogen and other biological nutrients are continuously discharged into rivers and lakes, which accelerates the degree of eutrophication of water bodies. my country's industrial sewage discharge is large and the effective treatment rate of sewage is low, the waters are seriously polluted, and the treatment is difficult to meet the national standard
[0003] Although our country has taken a lot of measures to solve the problem of industrial sewage pollution, there are still problems in terms of technical equipment, such as high infrastructure construction cost and operating cost, and treatment efficiency that needs to be improved.

Method used

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  • Device for low-cost integrated treatment of high-concentration organic wastewater
  • Device for low-cost integrated treatment of high-concentration organic wastewater
  • Device for low-cost integrated treatment of high-concentration organic wastewater

Examples

Experimental program
Comparison scheme
Effect test

Example Embodiment

[0049] Example 1

[0050] Manufacture the piston 16-2-5 of the present invention according to the following steps, and by mass percentage content:

[0051] Step 1: Add 22% ultrapure water with a conductivity of 1.25 μS / cm into the reaction kettle, start the agitator in the reaction kettle, the speed is 125 rpm, start the heating pump, and make the temperature in the reaction kettle rise to 75 ℃; Methyl ester derivatives 30%, mixing aids 1%, stir until completely dissolved, adjust pH to 5.5, add 25% phosphorothioate derivatives, adjust the stirrer speed to 255rpm, and the temperature to 90°C ;

[0052] Step 2: Add O-ethyl O-(4-methylthiophenyl) S-propyl dithiophosphate 15% to 45%, (T-4)-bis(diethyldithioamino) Formic acid-S, S') zinc 2% mixed well;

[0053] Step 3: Add 1% of cross-linking agent, stirrer rotation speed is 75rpm, temperature is 90℃, keep this state for 5 hours, discharge material, put it into the compression molding machine to make piston 16-2-5.

Example Embodiment

[0054] Example 2

[0055] Manufacture the piston 16-2-5 of the present invention according to the following steps, and by mass percentage content:

[0056] Step 1: Add 32% ultrapure water with a conductivity of 3.15 μS / cm into the reaction kettle, start the agitator in the reaction kettle, the speed is 375 rpm, start the heating pump, and make the temperature in the reaction kettle rise to 185 ℃; Methyl ester derivatives 65%, mixing aids 5%, stir until completely dissolved, adjust the pH to 8.5, add 60% phosphorothioate derivatives, adjust the stirrer speed to 315rpm, and the temperature to 395℃ ;

[0057]Step 2: Add O-Ethyl O-(4-Methylthiophenyl)S-Propyl Dithiophosphate 45%, (T-4)-Bis(diethyldithiocarbamate-S ,S') Zinc 15% mixed evenly;

[0058] Step 3: Add 5% of cross-linking agent, stirrer rotation speed is 235rpm, temperature is 265℃, keep this state for 25 hours, discharge material, put it into compression molding machine to make piston 16-2-5.

Example Embodiment

[0059] Example 3

[0060] Manufacture the piston 16-2-5 of the present invention according to the following steps, and by mass percentage content:

[0061] Step 1: Add 29% ultrapure water with a conductivity of 1.315μS / cm into the reaction kettle, start the agitator in the reaction kettle, the speed is 178 rpm, start the heating pump, and make the temperature in the reaction kettle rise to 85 ℃; Methyl ester derivatives 39%, mixing aids 4%, stir until completely dissolved, adjust the pH to 5.8, add 40% phosphorothioate derivatives, adjust the speed of the stirrer to 300rpm, and the temperature to 90°C ;

[0062] Step 2: Add O-ethyl O-(4-methylthiophenyl)S-propyl dithiophosphate 40%, (T-4)-bis(diethyldithiocarbamate-S ,S') Zinc 10% mixed evenly;

[0063] Step 3: Add 3% of cross-linking agent, stirrer rotation speed is 90rpm, temperature is 91℃, keep this state for 8 hours, discharge material, and put it into the compression molding machine to make piston 16-2-5.

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PUM

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Abstract

The invention discloses a device for low-cost integrated treatment of high-concentration organic wastewater, wherein a height-limit gas valve includes a height-limit valve inlet and outlet hole, a pressure sensor, a height-limit valve gas passage, a height-limit valve gas inlet hole, a gas valve shut-off valve, a shut-off valve control line packet, a shut-off valve central shaft and an internal gas chamber; the height-limit valve inlet and outlet hole and the height-limit valve gas inlet hole are located at two ends of the height-limit gas valve respectively, and the height-limit valve inlet and outlet hole and the height-limit valve gas inlet hole communicate with each other through the height-limit valve gas passage; the interior of the height-limit gas valve is provided with the internal gas chamber; the middle part of the internal gas chamber is provided with the shut-off control line packet which is a closed airtight structure, the internal gas chamber is divided into two independent internal chambers, and the two independent internal chambers can communicate only through the height-limit valve gas passage; the central axis of the height-limit valve gas passage is provided with the shut-off valve central shaft, and the height-limit valve gas passage and the shut-off valve central shaft are in sliding connection. The device has reasonable and compact structure, good sewagetreatment effect and low cost. A piston of the device is prepared from a macromolecular material, and the increase rate of the mixing speed is high.

Description

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Claims

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Application Information

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Owner XUZHOU INSTITUTE OF TECHNOLOGY
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