CN101274859A - Treating method for organic refuse and special equipment therefor - Google Patents

Treating method for organic refuse and special equipment therefor Download PDF

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Publication number
CN101274859A
CN101274859A CNA200710039020XA CN200710039020A CN101274859A CN 101274859 A CN101274859 A CN 101274859A CN A200710039020X A CNA200710039020X A CN A200710039020XA CN 200710039020 A CN200710039020 A CN 200710039020A CN 101274859 A CN101274859 A CN 101274859A
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still
thermooxidizing
hydrolysis
valve
hydrolysis water
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CN101274859B (en
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杨计明
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ENVIRONMENTAL PROTECTION EQUIPMENT Co Ltd SHANGHAI JI MING
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/20Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses

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Abstract

The invention provides a treating method for organic rubbish and a special device thereof. Materials are fully preheated in virtue of over-heated tail gas of a steam boiler or waste gas of a hydrolysis-hydrothermal oxidation reactor; organic materials enter the hydrolysis-hydrothermal oxidation reactor for processing through a feeding machine; the organic materials are processed into deodorizer, liquid fertilizer and organic fertilizer. The treating method of the invention has the advantages of quick treatment speed, thorough sterilization, good quality of the produced fertilizer, no secondary pollution, low operation fee and wide applicable range, and can be broadly applied in the treatment of rubbish such as organic materials in domestic garbage, sewage sludge of sewage plants, agricultural wastes, dead bodies of poultry and live stock, medical wastes and remains of food factories and abattoirs, etc.

Description

Treating method for organic refuse and specific equipment
Technical field
The present invention relates to a kind for the treatment of method for organic refuse and specific equipment, relate in particular to a kind of processing method of hydrolysis of organic matter hydrothermal oxidization processing and a kind of hydrolysis water thermooxidizing still equipment that this method is used.
Background technology
At present, domestic city domestic refuse treatment of organic matters of organic method mainly contains: 1, and landfill method; 2, burn and the burning electricity generation method; 3, composting process.Its principal feature is:
One, landfill method: landfill is a kind of extremely passive, no anti-waste disposal method (may also be referred to as is a kind of treatment process that does not have processing).Though this treatment process less investment, technology is simple, treatment capacity is big,, the rubbish of landfill does not carry out harmless treatment, let alone recycling treatment, simultaneously residual a large amount of bacteriophage, and the effusion severe contamination groundwater resource of rubbish.So, this method potential great hidden danger, can bring infinite future trouble to our environment of life.This method does not only realize the resource utilization of rubbish, and a large amount of land occupation.The sanitary landfill method that quote in more present areas also only is partly to have solved the recovery problem that groundwater pollution is prevented and treated problem and generation biogas, to the drawback of thorough this project of solution, also has sizable distance.Prohibited the such treatment process of landfill waste in many developed countries and area.
Two, burning and burning electricity generation method: its advantage is to handle thoroughly fast, has also realized the recycling treatment of rubbish.But to the generation and the processing of obnoxious flavour " Dioxins ", this method of giving is brought great shortcoming.Merely burn the meeting atmosphere pollution; If handle obnoxious flavour, investment and running cost can be quite expensive.And, the present domestic waste complicated component of China, calorific value is low, the organism water content is too big, need to add a large amount of auxiliary fuels, cause the working cost costliness, the factory that many areas are built up can't move, and this method also is subject to processing quantitative limitation, so the general small and medium-sized cities of China are powerless to building this technological project.So this method does not adapt to China's national situation very much.
Three, composting process: this method has less investment, easy-operating advantage.But also exist very big shortcoming:
(1). the rotten time of organism heap is long, generally needs three thoughtful one month, piles up seriously pollutedly, and fly, mosquito grow, and the severe contamination surrounding enviroment are brought very big hidden danger to local health and epidemic prevention.
(2). organic matter degradation is not thorough, handles insufficiently, and residue still can cause refuse pollution.
(3). organism composting production impurity is many, and objectionable impuritiess such as heavy metal can not effectively be separated, and the life-time service composting production can cause the soil surface deposition, destroys soil, harms the crops.
(4). in the composting process, most of nitrogen nutritions are by natural release, and compounds such as phosphorus, potassium are by natural degradation, so cause fertilizer quality low, vast farmers is reluctant to make inquiries, and market outlook are remote.
Summary of the invention
Technical problem solved by the invention is the defective that overcomes prior art, provides a kind of a large amount of soils of can avoiding taking, percolate severe contamination underground water; Reduce working cost, avoid the severe contamination atmosphere; Avoid the treating method for organic refuse of severe contamination surrounding enviroment.
For solving the problems of the technologies described above, the invention provides a kind for the treatment of method for organic refuse, the sorting consumer waste that reclaims is gone out the organism material, and handle through following steps:
Step 10: utilize superheated steam boiler tail gas or hydrolysis water thermooxidizing still waste gas to make the abundant preheating of material;
Step 20: the organism material enters hydrolysis water thermooxidizing still and handles by feeder, and the organism material is treated as reodorant, liquid fertilizer and organic fertilizer.
Wherein said step 10 comprises:
Step 11: when entering feed bin, the ratio of 15% concentration diluted acid in material butt weight 1% sprayed into simultaneously, the material thing is mixed with diluted acid,
Step 12: open heat-riser valve simultaneously, utilize boiler exhaust gas or hydrolysis water thermooxidizing still waste gas to make the abundant preheating of material.
Described step 20 comprises:
Step 21: the organic materials after the preheating, sprays into the ratio of 15% concentration diluted acid in material butt weight 1% when entering hydrolysis water thermooxidizing still simultaneously through discharging machine, lift whereabouts hydrolysis water thermooxidizing still;
Step 22: when volume of material reaches hydrolysis water thermooxidizing still volume 80%~90%, close feeder and all valves, open superheated vapour valve from superheated steam boiler, when hydrolysis water thermooxidizing temperature in the kettle reaches 150 ℃~200 ℃, when the still internal pressure reaches 8~1.2Mpa, close the superheated vapour valve, pressurize reaction 1.5~2 hours;
Step 23: pressurize reaction was opened the mulse valve in the time of 60~80 minutes, with the mulse that generates in the hydrolysis water thermooxidizing still mulse holding tank of releasing;
Step 24: open pressure release valve after the pressurize reaction is finished, when making the pressure release of still internal pressure, close pressure release valve, open hot blast valve, open the vent valve of hydrolysis hydrothermal oxidization still from the warm air storage tank to 0.5Mpa;
Step 25: work after 1 hour, make the interior material moisture of still reach at 35%~40% o'clock, close all valves, pressurize 0.5Mpa, then open hydrolysis hydrothermal oxidization still blow-off valve fast, make the quick-fried extremely expanded filling and expanded fully of material moment spray in the hydrolysis water thermooxidizing still, generate organic fertilizer.
In addition, another object of the present invention provides a kind of hydrolysis of organic matter hydrothermal oxidization still that can realize above-mentioned processing method, comprise cylindrical shell, end at cylindrical shell is provided with end socket, two ends at cylindrical shell are provided with the mouth of pipe respectively, it is integrally welded that flange, adapter, stiffening ring are set on the described mouth of pipe, and cloth wind distributor is welded on the discharge port place of described end socket below, and the sidewall of cylindrical shell is provided with bearing.Organism class rubbish by High Temperature High Pressure, is degraded into high efficiency ecological organic fertilizer in hydrolysis water thermooxidizing still, the reluctant organism class of other several waste disposal methods rubbish is turned waste into wealth.
Because adopt above-mentioned technical scheme, the present invention has following beneficial effect:
1, processing speed is fast, can go out product in 2~3 hours;
2, sterilization is thorough, and 150 ℃~200 ℃ high temperature are killed all germs;
3, the fertilizer quality that produces good, the first-selected fertilizer of green agricultural product;
4, handle thoroughly non-secondary pollution;
5, working cost is low, has realized industrialization fully;
6, wide accommodation: the organism in the domestic refuse, sludge of sewage treatment plants, agricultural wastes, fowl are raiseeed the residuum of disease corpse, fowl and animal excrement, medical waste, food factory, slaughterhouse.
Description of drawings
Fig. 1 is the process flow sheet for the treatment of method for organic refuse of the present invention;
Fig. 2 is the structural representation of hydrolysis water thermooxidizing still of the present invention;
Fig. 3 is the upward view of hydrolysis water thermooxidizing still of the present invention.
Mark the following drawings mark thereon in conjunction with the accompanying drawings:
The 1-flange; 2-takes over; The 3-stiffening ring;
The 4-end socket; The 5-cylindrical shell; The 6-bearing;
The 7-cloth wind distributor 8-mouth of pipe.
Embodiment
Below in conjunction with accompanying drawing embodiment is illustrated:
As shown in Figure 1, the organic wastes that domestic waste sorts out, when entering feed bin, the ratio of 15% concentration diluted acid in material butt weight 1% sprayed into simultaneously, the material thing is mixed with diluted acid, open heat-riser valve simultaneously, utilize boiler exhaust gas or hydrolysis water thermooxidizing still waste gas to make the abundant preheating of material.Organism after the preheating, sprays into the ratio of 15% concentration diluted acid in material butt weight 1% when the organism material enters hydrolysis water thermooxidizing still simultaneously through discharging machine, lift whereabouts hydrolysis water thermooxidizing still.When volume of material reaches hydrolysis water thermooxidizing still volume 90%, close feeder and all valves, open superheated vapour valve from superheated steam boiler, when hydrolysis water thermooxidizing temperature in the kettle reaches 150 ℃~200 ℃, when the still internal pressure reaches 8~1.2Mpa, close all valves, pressurize reaction 1.5 hours.The pressurize reaction is in the time of 60 minutes, open the mulse valve, mulse in the hydrolysis water thermooxidizing still is released, and (part mulse whereabouts rubbish is kept in the workshop to the mulse holding tank, uses as reodorant, all the other mulses are after concentrating, and whereabouts composting workshop composting or batching back be the system liquid fertilizer directly).After finishing, the pressurize reaction opens pressure release valve, make the pressure release of still internal pressure to another hydrolysis water thermooxidizing still (heat energy recycling), when still internal pressure pressure release during to 0.5Mpa, close pressure release valve, open hot blast valve from the warm air storage tank, open the vent valve of hydrolysis hydrothermal oxidization still, (behind the waste gas whereabouts organism feed bin absorption waste heat, the whereabouts exhaust gas washing tower) work is after one hour, make the interior material moisture of still reach at 35%~40% o'clock, close all valves, pressurize 0.5Mpa, then open hydrolysis hydrothermal oxidization still blow-off valve fast, make the quick-fried extremely expanded filling of material moment spray and expanded fully (this moment, material moisture should be 30%~35%, and portion of water has been converted into water smoke whereabouts exhaust gas washing tower in the material puffing process) in the hydrolysis water thermooxidizing still.Material after expanded is through puff discharging machine, puff lift whereabouts puff feed bin.The puff of this moment can have been done pure high efficiency ecological organic fertilizer material and directly use, and total nutrient can reach 5%~8%.
As shown in Figures 2 and 3, be a kind of hydrolysis of organic matter hydrothermal oxidization still of realizing above-mentioned processing method, comprise cylindrical shell 5, be provided with end socket 4 in the end of cylindrical shell 5, two ends at cylindrical shell are provided with the mouth of pipe 8 respectively, flange 1, adapter 2, stiffening ring 3 and integrally welded are set on the mouth of pipe 8, and cloth wind distributor 7 is welded on the discharge port place of end socket 4 belows, and the sidewall of cylindrical shell 5 is provided with bearing 6.This coordinative composition of equipments equipment is: superheated vapo(u)r boiler, air compressor machine, warm air basin, feeder, discharger, expanded storehouse etc.Organism class rubbish by High Temperature High Pressure, is degraded into high efficiency ecological organic fertilizer in hydrolysis water thermooxidizing still, the reluctant organism class of other several waste disposal methods rubbish is turned waste into wealth.
It should be noted that at last: above embodiment only in order to the explanation the present invention and and unrestricted technical scheme described in the invention; Therefore, although this specification sheets has been described in detail the present invention with reference to each above-mentioned embodiment,, those of ordinary skill in the art should be appreciated that still and can make amendment or be equal to replacement the present invention; And all do not break away from the technical scheme and the improvement thereof of the spirit and scope of the present invention, and it all should be encompassed in the claim scope of the present invention.

Claims (4)

1. treating method for organic refuse is characterized in that: the sorting consumer waste that reclaims is gone out the organism material, and handle through following steps:
Step 10: utilize superheated steam boiler tail gas or hydrolysis water thermooxidizing still waste gas to make the abundant preheating of material;
Step 20: the organism material enters hydrolysis water thermooxidizing still and handles by feeder, and the organism material is treated as reodorant, liquid fertilizer and organic fertilizer.
2. according to the treating method for organic refuse of claim 1, it is characterized in that: described step 10 comprises:
Step 11: when entering feed bin, the ratio of 15% concentration diluted acid in material butt weight 1% sprayed into simultaneously, the material thing is mixed with diluted acid,
Step 12: open heat-riser valve simultaneously, utilize boiler exhaust gas or hydrolysis water thermooxidizing still waste gas to make the abundant preheating of material.
3. according to the treating method for organic refuse of claim 1 or 2, it is characterized in that: described step 20 comprises:
Step 21: the organic materials after the preheating, sprays into the ratio of 15% concentration diluted acid in material butt weight 1% when entering hydrolysis water thermooxidizing still simultaneously through discharging machine, lift whereabouts hydrolysis water thermooxidizing still;
Step 22: when volume of material reaches hydrolysis water thermooxidizing still volume 80%~90%, close feeder and all valves, open superheated vapour valve from superheated steam boiler, when hydrolysis water thermooxidizing temperature in the kettle reaches 150 ℃~200 ℃, when the still internal pressure reaches 8~1.2Mpa, close the superheated vapour valve, pressurize reaction 1.5~2 hours;
Step 23: pressurize reaction was opened the mulse valve in the time of 60~80 minutes, with the mulse that generates in the hydrolysis water thermooxidizing still mulse holding tank of releasing;
Step 24: open pressure release valve after the pressurize reaction is finished, when making the pressure release of still internal pressure, close pressure release valve, open hot blast valve, open the vent valve of hydrolysis hydrothermal oxidization still from the warm air storage tank to 0.5Mpa;
Step 25: work after 1 hour, make the interior material moisture of still reach at 35%~40% o'clock, close all valves, pressurize 0.5Mpa, then open hydrolysis hydrothermal oxidization still blow-off valve fast, make the quick-fried extremely expanded filling and expanded fully of material moment spray in the hydrolysis water thermooxidizing still, generate organic fertilizer.
4. hydrolysis water thermooxidizing still that uses as the described treating method for organic refuse of claim 1~3, it is characterized in that: described hydrolysis water thermooxidizing still comprises cylindrical shell, end at cylindrical shell is provided with end socket, two ends at cylindrical shell are provided with the mouth of pipe respectively, it is integrally welded that flange, adapter, stiffening ring are set on the described mouth of pipe, cloth wind distributor is welded on the discharge port place of described end socket below, and the sidewall of cylindrical shell is provided with bearing.
CN200710039020XA 2007-03-30 2007-03-30 Treating method for organic refuse and special equipment therefor Expired - Fee Related CN101274859B (en)

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102225829A (en) * 2011-05-09 2011-10-26 闫保民 Sludge treatment device and sludge treatment method using same
CN102559321A (en) * 2012-02-03 2012-07-11 刘文治 Energy saving method in cow dung rapid chemical catalytic hydrolysis processing process
CN103100551A (en) * 2012-12-11 2013-05-15 北京洁绿科技发展有限公司 Kitchen garbage pyrohydrolysis method and device thereof
CN103801544A (en) * 2012-11-06 2014-05-21 山东毓联牧业发展有限公司 Pressure kettle for harmless treatment of sick or dead pigs
CN105084986A (en) * 2015-09-18 2015-11-25 高洁 Method for harmlessly preparing fertilizer through carcasses and special equipment
CN105985166A (en) * 2015-03-23 2016-10-05 株式会社C&L Soft chaff pest sterilization pellet device
CN109111248A (en) * 2018-09-10 2019-01-01 福建德兆再生资源有限公司 A kind of rubbish hydrolyzed formulas
CN110759756A (en) * 2019-10-23 2020-02-07 上海臻漫环保设备有限公司 Wet waste treatment method and system
CN112041053A (en) * 2018-04-27 2020-12-04 林德有限责任公司 Method and apparatus for treating waste liquid

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1274824A (en) * 2000-06-20 2000-11-29 华东理工大学 Incineration-catalytic hydrolysis combined fast city refuse treating process
FI116521B (en) * 2002-05-21 2005-12-15 Preseco Oy Procedure for processing organic material
CN1328227C (en) * 2002-08-27 2007-07-25 王和勋 Process for preparing composite organic fertilizer life garbage in urban area

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102225829A (en) * 2011-05-09 2011-10-26 闫保民 Sludge treatment device and sludge treatment method using same
CN102225829B (en) * 2011-05-09 2012-11-28 闫保民 Sludge treatment device and sludge treatment method using same
CN102559321A (en) * 2012-02-03 2012-07-11 刘文治 Energy saving method in cow dung rapid chemical catalytic hydrolysis processing process
CN102559321B (en) * 2012-02-03 2013-12-18 刘文治 Energy saving method in cow dung rapid chemical catalytic hydrolysis processing process
CN103801544A (en) * 2012-11-06 2014-05-21 山东毓联牧业发展有限公司 Pressure kettle for harmless treatment of sick or dead pigs
CN103100551A (en) * 2012-12-11 2013-05-15 北京洁绿科技发展有限公司 Kitchen garbage pyrohydrolysis method and device thereof
CN105985166A (en) * 2015-03-23 2016-10-05 株式会社C&L Soft chaff pest sterilization pellet device
CN105084986A (en) * 2015-09-18 2015-11-25 高洁 Method for harmlessly preparing fertilizer through carcasses and special equipment
CN112041053A (en) * 2018-04-27 2020-12-04 林德有限责任公司 Method and apparatus for treating waste liquid
CN112041053B (en) * 2018-04-27 2022-11-01 林德有限责任公司 Method and apparatus for treating waste liquid
CN109111248A (en) * 2018-09-10 2019-01-01 福建德兆再生资源有限公司 A kind of rubbish hydrolyzed formulas
CN110759756A (en) * 2019-10-23 2020-02-07 上海臻漫环保设备有限公司 Wet waste treatment method and system

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