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Polluted water ecology dialysis apparatus and processing method

A technology of dialysis device and treatment method, which is applied in the directions of water/sewage multi-stage treatment, biological water/sewage treatment, water/sludge/sewage treatment, etc., which can solve the problems of circulation, easy damage to the original ecological system, and large footprint. problems, to achieve the effect of simple operation and management, easy promotion and application, and small footprint

Active Publication Date: 2015-04-22
深圳市云科节能环保科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] 1. The traditional sewage treatment mode is a large open and non-closed sewage treatment system, which cannot circulate in a region or locally. Long-distance transportation leads to the spread of pollution. It is inevitable that pipeline leakage will also affect the surrounding and groundwater. body poses great danger
The traditional sewage treatment mode has low efficiency and poor effect
[0004] 2. The traditional sewage treatment mode is prone to secondary pollution problems such as sludge and odor during the treatment process. It is equivalent to a sewage plant and is also a "pollution source" (sludge, odor), which cannot fundamentally solve the pollution problem
[0005] 3. Most of the traditional sewage treatment processes are treated by chemical methods, so that the treated effluent is "chemical water", which does not have the function of ecological regulation. The residual chemical substances in it are easy to damage the original ecological system of the receiving water body, which is not conducive to the environment The overall purification of the environment and the construction of a large ecological system
[0006] 4. The traditional sewage treatment mode adopts centralized treatment, which occupies a large area and consumes high power, which brings a huge burden on energy and does not meet the purpose of energy saving and emission reduction.

Method used

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  • Polluted water ecology dialysis apparatus and processing method
  • Polluted water ecology dialysis apparatus and processing method
  • Polluted water ecology dialysis apparatus and processing method

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0047] (1) The process parameters are as follows:

[0048] The volume ratio of zone I, zone II and zone III of the biodialysis device is 4:5:1.

[0049] Zone Ⅰ: YDT type elastic three-dimensional filler: biological suspension ball filler = 2:8, the diameter of the air bubbles produced by aeration is 3mm;

[0050] Zone Ⅱ: petal-shaped filler: spiral strip-shaped filler = 3:7, the diameter of the air bubbles produced by aeration is 0.8mm;

[0051] Zone Ⅲ: Spiral ditch spherical packing: Spiral strip packing = 4:6, the diameter of the air bubbles produced by aeration is 0.5mm;

[0052] Packing volume: a total of 2m 3 .

[0053] Processing temperature: 25°C.

[0054] Light intensity below 300 lux.

[0055] Dissolved oxygen concentration: 7.2 mg / L.

[0056] Total amount of sewage treated: 0.4m 3 / h.

[0057] Sewage residence time: 5h.

[0058] (2) The processing results are as follows:

[0059] Influent concentration: COD: 234mg / L; TN (total nitrogen content): 22.3mg / L; T...

Embodiment 2

[0063] (1) The process parameters are as follows:

[0064] The volume ratio of zone I, zone II and zone III of the biodialysis device is 2:2:1.

[0065] Zone Ⅰ: YDT type elastic three-dimensional filler: biological suspension ball filler = 3:7, the diameter of the air bubbles produced by aeration is 4mm;

[0066] Zone II: petal-shaped filler: spiral strip-shaped filler = 2:5, the diameter of the air bubbles produced by aeration is 0.6mm;

[0067] Zone Ⅲ: threaded ditch spherical packing: spiral strip packing = 3:5, the diameter of the air bubbles produced by aeration is 1mm;

[0068] Packing volume: a total of 2m 3 .

[0069] Processing temperature: 30°C.

[0070] Light intensity below 300 lux.

[0071] Dissolved oxygen concentration: 7.0 mg / L

[0072] Total amount of sewage treated: 0.35m 3 / h

[0073] Sewage residence time: 5.7h

[0074] (2) The processing results are as follows:

[0075] Influent concentration: COD: 331mg / L; TN: 18.5mg / L; TP: 7.21mg / L; TSS: 78mg / L...

Embodiment 3

[0078] (1) The process parameters are as follows:

[0079] The volume ratio of zone I, zone II and zone III of the biodialysis device is 4:2:1.

[0080] Zone Ⅰ: YDT type elastic three-dimensional filler: biological suspension ball filler = 2:6, the diameter of the bubbles generated by aeration is 5mm;

[0081] Zone II: petal-shaped filler: spiral strip-shaped filler = 6:5, the diameter of the air bubbles produced by aeration is 0.6mm;

[0082] Zone Ⅲ: Spiral ditch spherical packing: Spiral strip packing = 7:5, the diameter of the air bubbles produced by aeration is 0.8mm;

[0083] Packing volume: a total of 2m 3 .

[0084] Processing temperature: 25°C.

[0085] Light intensity below 300 lux.

[0086] Dissolved oxygen concentration: 8.0 mg / L.

[0087] Total amount of sewage treated: 0.25m 3 / h.

[0088] Sewage residence time: 8h.

[0089] (2) The processing results are as follows:

[0090] Influent concentration: COD: 333mg / L; TN: 17.8mg / L; TP: 7.32mg / L; TSS: 76mg / L. ...

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Abstract

The invention discloses a polluted water ecology dialysis apparatus and a processing method; the ecology dialysis apparatus comprises a sealed reaction tank having an I zone, an II zone and an III zone connected in sequence; different biology filling materials are arranged in different zones; the polluted water enters the ecology dialysis apparatus, and flows through the I zone, the II zone and the III zone in sequence for purifying treatment. The polluted water is regarded as medium; a minisize ecology system is fast constructed on the filling material, and pollutant in the polluted water is constantly degraded, thereby realizing the purpose of using pollutant to treat pollution; processed water outflow contains massive beneficial organisms, and an original ecology system receiving the water cannot be harmed. The polluted water processing method has no chemical addition, no sludge, no stink discharge, and no secondary pollution. The polluted water processing apparatus is less in investment, small in occupation space, simple in operation management, easy for promotion and application, and is suitable for polluted water treatment in many scopes.

Description

Technical field [0001] The present invention is a sewage control technology field, which specializes in an ecological dialysis device and processing method of polluting water. Background technique [0002] Water is the source of life, and sewage is the source of fatal.According to statistics, the water quality of more than half of the seven major water systems in China has been contaminated, 17 of the 35 key lakes are severely polluted, and more than 90%of the cities are polluted.Can't drink anymore, and the governance of sewage has now attracted great attention.In 1912, the British Clark and GAGE invented the sewage treatment technology of the activated sludge method. It is still widely used so far and has no essential improvement in technology.The sludge activity method is a "cocktail" hybrid technology, including chemistry, physics, biological methods, etc., although the water can be clear on the surface, which is essentially a way to cure the standard.The current commonly use...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C02F9/14C02F3/34C02F3/32
CPCY02W10/37
Inventor 郑永旭林荣斌石和荣
Owner 深圳市云科节能环保科技有限公司
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