CN106186624A - A kind of energy-saving continuous print recycling sludge processing system - Google Patents
A kind of energy-saving continuous print recycling sludge processing system Download PDFInfo
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Abstract
A kind of energy-saving continuous print recycling sludge processing system is made up of sludge conveyer (1), mud storage tank (2), chemicals dosing plant (3), preheating agitator (4), piston flow reactor (5), condensed fluid sudden strain of a muscle device (6), material flash distillation plant (7), sludge dehydration device (8), protein liquid segregation apparatus (9), water tank (10), water conveying device (11), mud can be carried out continuous treatment, the final dewatered sludge produced can be as greening soil or Fertilizer application；Protein liquid segregation apparatus (9) isolated concentrated solution is protein liquid can be as foam concrete and the raw material such as fire foam and shield foaming agent, isolated condensed water as the moisturizing of whole system or his process water, thus can realize the stabilisation of mud, innoxious, minimizing, resource；Material flash distillation plant (7) and condensed water flash device (6) utilize high-temperature material and high-temperature condensation water vacuum flash to produce steam preheating mixing sludge, are effectively improved system effectiveness, reduce energy consumption, thus realize energy-conservation.
Description
Art
The present invention relates to a kind of recycling sludge processing system, be particularly suitable for the one energy-saving continuous print recycling sludge processing system of sewage treatment plant, belong to environmental technology field.
Background technology
Along with increase and the in-depth of degree for the treatment of of urban wastewater treatment rate, the sludge yield of urban wastewater treatment firm is also being stepped up.According to statistics, the whole nation year wet sludge quantity (moisture content 80%) is about 30,000,000 tons, and also at the increasing rate with annual 8%-10%.At present the processing method of mud mainly has directly landfill, sludge fermentation compost, sludge incineration and comprehensive utilization etc. after dehydration, and ASSOCIATE STATISTICS shows, the pending wet mud of China's town sewage plant is more than 10,000,000 tons/year.
Mud is a kind of extremely complex heterogeneous body being made up of organic relic, microorganism, inorganic particle, colloid etc., moisture percentage in sewage sludge is high, there is stench and contain multiple pathogenic microorganisms, pathogenic bacterium and heavy metal ion etc. simultaneously, biological pollution can be caused also to cause chemical contamination.
Recycling treatment for mud, existing a lot of scholars and enterprise are devoted to the research of this aspect, even have has begun to promoting the use of of little scope, as Chinese Patent No. 200910245146.1 proposes a kind of sludge hydrolysis extracting microbial-protein system and extracting method, this device includes: sewage sludge storage device, sludge conveyer, hydrolysis reaction device, flash distillation plant, equipment for separating liquid from solid, residue collects conveyer device, Filtrate collection device, preheating device, evaporation concentration device, drying device, waste gas collection device, emission-control equipment, exhaust emission device, fresh water (FW) retracting device.Extracting method is: after activated sludge hydrolysis completely, flash distillation is lowered the temperature, then carries out solid-liquid separation, filtrate is concentrated, and obtains microprotein solution product that mass percent concentration is 5%-40% or is dried as microprotein power-product.It is said: a kind of sludge hydrolysis extracting microbial-protein system and extracting method energy consumption is low, production efficiency is high, microprotein extraction ratio is high, and microprotein properties of product are excellent, and its foam performance is better than commercially available foaming agent.
Chinese Patent No. 201010208864.4 proposes a kind of sludge protein foam concrete continuously Preparation equipment, this device is mainly made up of sludge storage batch can, kinetic pump, hydrolysis reactor, heat exchanger, horizontal centrifuge, vaporizer, material mixer, mould, foam reactant device and pipeline, it is said: this device has the feature of serialization, energy-saving, need not volume exterior-applied liquid medicine, recycling of excessive moisture in energy and mud can be realized, can be completely achieved the recycling of garbage.
Two above patent all uses the mode of sludge hydrolytic, but there are certain deficiency, No. 200910245146.1 continuous treatments not being suitable for mud of Chinese Patent No. in both of which, is only applicable to the interval batch processed of mud, therefore the power of equipment needed thereby, volume are relatively big, and equipment investment is higher；Although Chinese Patent No. 201010208864.4 achieves mud continuous treatment, but the overbottom pressure waste heat of package unit the most well utilizes, being directly produced foam concrete to face many limitations and cause the waste of external energy, the requirement with energy-conserving and environment-protective also has a certain distance.
Summary of the invention
Disadvantage mentioned above for existing method and device, the present invention provides a kind of energy-saving continuous print recycling sludge processing system, by to the series of measures such as water-containing sludge regulation pH value, mixing preheating, pyrohydrolysis, solid-liquid separation, protein liquid separation, finally obtain sludge residue, protein liquid, it is achieved sludge stabilizing, innoxious, minimizing, the seriality of resource；By in processing procedure, the high temperature of generation coagulates water and high temperature sludge solutions carries out vacuum flashing, the steam of generation preheats for mud；What system finally produced solidifying water enters water tank, as conditioning of mud concentration dilution water, adds medicinal water or other process waters, thus realizes the energy-saving of whole system, serialization.This system has the advantages such as production efficiency high, technique is simple, cheap, dependable performance, environmental protection and energy saving.
The technical solution adopted for the present invention to solve the technical problems is as follows:
A kind of energy-saving continuous print recycling sludge processing system is made up of sludge conveyer, mud storage tank, chemicals dosing plant, preheating agitator, piston flow reactor, condensed fluid sudden strain of a muscle device, material flash distillation plant, sludge dehydration device, protein liquid segregation apparatus, water tank, water conveying device.
The outlet of sludge conveyer is connected with mud storage tank material inlet, the outlet of chemicals dosing plant is connected with the dosing import of mud storage tank, the outlet of mud storage tank connects sludge conveyer, the outlet of sludge conveyer is connected with preheating agitator material inlet, preheating agitator material outlet connects sludge conveyer, the outlet of sludge conveyer is connected with the material inlet of piston flow reactor, the material outlet of piston flow reactor is connected with the high temperature inlet of material flash distillation plant, the low-temperature outlet of material flash distillation plant is connected with sludge dehydration device material inlet through sludge conveyer, the steam (vapor) outlet of material flash distillation plant is connected with the steam inlet of preheating agitator, the water out of sludge dehydration device is connected with the liquor inlet of protein liquid segregation apparatus, the water out of protein liquid segregation apparatus is connected with water tank import.The entrance of condensate flash device is connected with the condensate outlet of piston flow reactor, the steam (vapor) outlet of condensate flash device is connected with the steam inlet of preheating agitator, the water out of condensate flash device is connected with water tank import by water conveying device, and water tank outlet is connected with preheating agitator material outlet by water conveying device.
Sludge conveyer is made up of auger conveyor, pipeline, valve or sludge pump, pipeline, valve；Water conveying device is made up of pipeline pump, pipeline, valve or vacuum pump, pipeline, valve.
Mud storage tank is provided with material inlet, material outlet, dosing mouth, and bottom outside is provided with steam preheating coil pipe.
Chemicals dosing plant is to add alkali, acid adding, the one that adds in flocculant.
Preheating agitator profile is cylindrical, is made up of inside and outside two-layer, and internal layer is provided with material inlet, material outlet, agitating device, and outer layer is provided with steam inlet, condensation-water drain；It is furnished with vacuum pump equipped with vacuum tank, vacuum tank at preheating agitator condensation-water drain.
Piston flow reactor is made up of internal layer and outer layer two parts, and outer layer is divided into again upper and lower two parts；Piston flow reactor internal layer is provided with material inlet, material outlet, agitating device；Outer layer is provided with steam inlet, condensation-water drain.
In piston flow reactor, layer height and internal layer diameter are than for 4.5-5.5；Agitating device is stirring paddle, and stirrer paddle is divided into 5-8 layer, stirrer paddle diameter to be 0.55 to 0.65 with internal layer diameter ratio；Ground floor is away from 1.8 meters to 2 meters of top, and the second layer is 1.2 meters to 1.4 meters away from ground floor, remaining every interlamellar spacing 1.4 meters to 1.6 meters, ground floor is press-down type blade, the second layer is upper-turn-type leaf oar, and rake angle degree is 30 °-60 °, and remaining blade is anchor formula stirrer paddle；
Sludge dehydration device is that mud folds spiral shell machine or plate and frame type filter-press.
Protein liquid segregation apparatus is MVR device, including heating chamber, vaporization chamber, compressor, raw material pump, protein liquid storage tank.
The invention has the beneficial effects as follows: use the present invention, mud can be carried out continuous treatment, reduce the power of single device, improve equipment service efficiency, it is achieved thereby that energy-saving and emission-reduction；The dewatered sludge that sludge dehydration device produces can be as greening soil or Fertilizer application；The isolated concentrated solution of protein liquid segregation apparatus is protein liquid can be as raw materials such as foam concrete, fire foam and shield foaming agent, the condensed water produced, can be as the moisturizing of whole system and other process waters, it is achieved thereby that the stabilisation of mud, innoxious, minimizing, resource；Material flash distillation plant and condensed water flash device utilize high-temperature material and high-temperature condensation water vacuum flash to produce steam preheating mixing sludge, it is possible to be effectively improved system effectiveness, reduce system energy consumption, thus realize energy saving of system.
Accompanying drawing explanation
Fig. 1 is that patent of the present invention applies schematic diagram in sewage treatment plant.
Fig. 2 is that patent of the present invention applies schematic diagram in Treatment of Sludge factory.
Fig. 3 is mud storage tank schematic diagram.
Fig. 4 is preheating agitator schematic diagram.
Fig. 5 is piston flow reactor schematic diagram.
Fig. 6 is protein liquid segregation apparatus schematic diagram.
In Fig. 11, sludge conveyer, 2, mud storage tank, 3, chemicals dosing plant, 4, preheating agitator, 5, piston flow reactor, 6, condensate flash device, 7, material flash distillation plant, 8, sludge dehydration device, 9, protein liquid segregation apparatus, 10, water tank, 11, water conveying device.
2-01, mud storage tank material inlet in Fig. 3,2-02, dosing mouth, 2-03, preheating coil pipe, 2-04, mud storage tank material outlet.
4-01, preheating material import in Fig. 4,4-02, agitator, 4-03, steam inlet, the outlet of 4-04, preheating material, 4-05, condensation-water drain, 4-06, vacuum pump, 4-07, vacuum tank.
5-01, reactor content import in Fig. 5,5-02, agitator rotary shaft, 5-03, steam inlet, upper strata, 5-04, upper strata condensation-water drain, 5-05, lower floor steam inlet, 5-06, lower floor's condensation-water drain, 5-07, reactor content export, 5-08, press-down type blade, 5-09, upper-turn-type blade, 5-10, anchor impeller.
9-01, raw material pump in Fig. 6,9-02, protein liquid storage tank, 9-03, vaporization chamber, 9-04, heating chamber, 9-05, compressor.
Detailed description of the invention
The present invention is described in further detail below in conjunction with the accompanying drawings.
Embodiment 1: sludge of sewage treatment plant treatment in situ
A kind of energy-saving continuous print recycling sludge processing system is made up of sludge conveyer 1, mud storage tank 2, chemicals dosing plant 3, preheating agitator 4, piston flow reactor 5, condensed fluid sudden strain of a muscle device 6, material flash distillation plant 7, sludge dehydration device 8, protein liquid segregation apparatus 9, water tank 10, water conveying device 11.
nullThe outlet of sludge conveyer 1 is connected with mud storage tank 2 material inlet，The outlet of chemicals dosing plant 3 is connected with the dosing mouth 2-02 of mud storage tank 2，The outlet of mud storage tank 2 is provided with sludge conveyer 1，The outlet of sludge conveyer 1 is connected with preheating agitator 4 material inlet，Preheating agitator 4 material outlet is provided with sludge conveyer 1，The outlet of sludge conveyer 1 is connected with the material inlet of piston flow reactor 5，The material outlet of piston flow reactor 5 is connected with the high temperature inlet of material flash distillation plant 7，The low-temperature outlet of material flash distillation plant 7 is connected with sludge dehydration device 8 material inlet with exporting through sludge conveyer 1 after the outlet parallel connection of chemicals dosing plant 3，The steam (vapor) outlet of material flash distillation plant 7 is connected with the steam inlet of preheating agitator 4，The water out of sludge dehydration device 8 is connected with the liquor inlet of protein liquid segregation apparatus 9，The condensation-water drain of protein liquid segregation apparatus 9 is connected with water tank 10 import.The entrance of condensate flash device 6 is connected with the condensate outlet of piston flow reactor 5, the steam (vapor) outlet of condensate flash device 6 is connected with the steam inlet of preheating agitator 4, the water out of condensate flash device 6 is connected with water tank 10 import by water conveying device 11, and water tank 10 is exported and is connected with preheating agitator 4 material outlet by water conveying device 11.
nullSludge conveyer 1 comes from after the mud of secondary sedimentation tank of sewage treatment work mixes with the flocculant in chemicals dosing plant 3 and is delivered in sludge dehydration device 8，Sludge dehydration device 8 herein folds spiral shell machine for mud，Sludge concentration is passed through sludge conveyer 1 after promoting and is delivered to the mud storage tank material inlet 2-01 of mud storage tank 2，Alkali liquor in chemicals dosing plant 3 is entered in mud storage tank 2 by dosing mouth 2-02，Conditioning of mud pH value is 12-13，Mud in mud storage tank 2 is under bottom heating coil pipe 2-03 heating and internal stirrers stirring action，Mud flows out from mud storage tank material outlet 2-04 after mixing with alkali liquor，Mud enters preheating agitator 4 internal layer by preheating material import 4-01 under the effect of sludge conveyer 1，Under agitator 4-02 stirring action，Stay for some time in preheating agitator 4，Flash-off steam simultaneously from condensate flash device 6 and material flash distillation plant 7 is entered by the steam inlet 4-03 of preheating agitator 4 outer layer，Steam after heat release exits in vacuum tank 4-06 from condensation-water drain 4-05，Enter in water tank 11 via water conveying device 12.nullMud is entered in piston flow reactor 5 by reactor content import 5-01，Press-down type blade 5-08 it is sequentially installed with in agitator rotary shaft 5-02 in piston flow reactor 5、Upper-turn-type blade 5-09 and anchor impeller 5-10,Steam inlet, the upper strata 5-03 and lower floor steam inlet 5-05 of piston flow reactor 5 outer layer are passed through high-temperature steam simultaneously，Exit into condensate flash device 6 from upper strata condensation-water drain 5-04 and lower floor condensation-water drain 5-06 excessively after heat release，Condensed water after flash distillation is entered in water tank 11 by water conveying device 12，Mud is under the effect of press-down type blade 5-08 and upper-turn-type blade 5-09，Mud is pulverized further，The most again under the effect of anchor impeller 5-10，Hydrolyze under high temperature action，After having hydrolyzed by reactor content outlet 5-07 after sludge conveyer 1 mixes with the acid solution in chemicals dosing plant 3，After conditioning of mud pH value is neutrality，Enter sludge dehydration device 8，Sludge dehydration device 8 herein is plate and frame type filter-press，Dewatered sludge after dehydration is expelled directly out system，Air-dry further and can use as purposes such as greening soil or greening are fertile after processing，After sludge dewatering, remaining sewage enters protein liquid segregation apparatus 9，Sewage is through raw material pump 9-01，Enter heating chamber 9-04，Vaporization chamber 9-03 is entered after heated，The steam produced after evaporation enters heating chamber 9-04 after compressor 9-05 compresses，The concentrated solution that vaporization chamber 9-03 produces enters in protein liquid storage tank 9-02，The condensed water that heating chamber 9-04 produces is directly entered in water tank 10，Water in water tank 10 can be as chemicals dosing plant water、Mud thinned water and other process waters.
Embodiment 2: outward transport Treatment of Sludge
A kind of energy-saving continuous print recycling sludge processing system is made up of sludge conveyer 1, mud storage tank 2, chemicals dosing plant 3, preheating agitator 4, piston flow reactor 5, condensed fluid sudden strain of a muscle device 6, material flash distillation plant 7, sludge dehydration device 8, protein liquid segregation apparatus 9, water tank 10, water conveying device 11.
nullThe outlet of sludge conveyer 1 is connected with mud storage tank 2 material inlet，The outlet of chemicals dosing plant 3 is connected with the dosing mouth 2-02 of mud storage tank 2，The outlet of mud storage tank 2 is provided with sludge conveyer 1，The outlet of sludge conveyer 1 is connected with preheating agitator 4 material inlet，Preheating agitator 4 material outlet is provided with sludge conveyer 1，The outlet of sludge conveyer 1 is connected with the material inlet of piston flow reactor 5，The material outlet of piston flow reactor 5 is connected with the high temperature inlet of material flash distillation plant 7，The low-temperature outlet of material flash distillation plant 7 is connected with sludge dehydration device 8 material inlet with exporting through sludge conveyer 1 after the outlet parallel connection of chemicals dosing plant 3，The steam (vapor) outlet of material flash distillation plant 7 is connected with the steam inlet of preheating agitator 4，The water out of sludge dehydration device 8 is connected with the liquor inlet of protein liquid segregation apparatus 9，The condensation-water drain of protein liquid segregation apparatus 9 is connected with water tank 10 import.The entrance of condensate flash device 6 is connected with the condensate outlet of piston flow reactor 5, the steam (vapor) outlet of condensate flash device 6 is connected with the steam inlet of preheating agitator 4, the water out of condensate flash device 6 is connected with water tank 10 import by water conveying device 11, and water tank 10 is exported and is connected with preheating agitator 4 material outlet by water conveying device 11.
nullSludge conveyer 1 outward transport mud delivers to the mud storage tank material inlet 2-01 of mud storage tank 2，Alkali liquor in chemicals dosing plant 3 is entered in mud storage tank 2 by dosing mouth 2-02，Conditioning of mud pH value is 12-13，Mud in mud storage tank 2 is under bottom heating coil pipe 2-03 heating and internal stirrers stirring action，Mud flows out from mud storage tank material outlet 2-04 after mixing with alkali liquor，Mud enters preheating agitator 4 internal layer by preheating material import 4-01 under the effect of sludge conveyer 1，Under agitator 4-02 stirring action，Stay for some time in preheating agitator 4，Flash-off steam simultaneously from condensate flash device 6 and material flash distillation plant 7 is entered by the steam inlet 4-03 of preheating agitator 4 outer layer，Steam after heat release exits in vacuum tank 4-06 from condensation-water drain 4-05，Enter in water tank 11 via water conveying device 12.nullMud is entered in piston flow reactor 5 by reactor content import 5-01，Press-down type blade 5-08 it is sequentially installed with in agitator rotary shaft 5-02 in piston flow reactor 5、Upper-turn-type blade 5-09 and anchor impeller 5-10,Steam inlet, the upper strata 5-03 and lower floor steam inlet 5-05 of piston flow reactor 5 outer layer are passed through high-temperature steam simultaneously，Exit into condensate flash device 6 from upper strata condensation-water drain 5-04 and lower floor condensation-water drain 5-06 excessively after heat release，Condensed water after flash distillation is entered in water tank 11 by water conveying device 12，Mud is under the effect of press-down type blade 5-08 and upper-turn-type blade 5-09，Mud is pulverized further，The most again under the effect of anchor impeller 5-10，Hydrolyze under high temperature action，After having hydrolyzed by reactor content outlet 5-07 after sludge conveyer 1 mixes with the acid solution in chemicals dosing plant 3，After conditioning of mud pH value is neutrality，Enter sludge dehydration device 8，Sludge dehydration device 8 herein is plate and frame type filter-press，Dewatered sludge after dehydration is expelled directly out system，Air-dry further and can use as purposes such as greening soil or greening are fertile after processing，After sludge dewatering, remaining sewage enters protein liquid segregation apparatus 9，Sewage is through raw material pump 9-01，Enter heating chamber 9-04，Vaporization chamber 9-03 is entered after heated，The steam produced after evaporation enters heating chamber 9-04 after compressor 9-05 compresses，The concentrated solution that vaporization chamber 9-03 produces enters in protein liquid storage tank 9-02，The condensed water that heating chamber 9-04 produces is directly entered in water tank 10，Water in water tank 10 can be as chemicals dosing plant water、Mud thinned water and other process waters.
Claims (8)
- null1. an energy-saving continuous print recycling sludge processing system is by sludge conveyer (1)、Mud storage tank (2)、Chemicals dosing plant (3)、Preheating agitator (4)、Piston flow reactor (5)、Condensed fluid dodges device (6)、Material flash distillation plant (7)、Sludge dehydration device (8)、Protein liquid segregation apparatus (9)、Water tank (10)、Water conveying device (11) forms，The outlet of sludge conveyer (1) is connected with mud storage tank (2) material inlet，The outlet of chemicals dosing plant (3) is connected with the dosing mouth (2-02) of mud storage tank (2)，The outlet of mud storage tank (2) is provided with sludge conveyer (1)，The outlet of sludge conveyer (1) is connected with preheating agitator (4) material inlet，Preheating agitator (4) material outlet is provided with sludge conveyer (1)，The outlet of sludge conveyer (1) is connected with the material inlet of piston flow reactor (5)，The material outlet of piston flow reactor (5) is connected with the high temperature inlet of material flash distillation plant (7)，The low-temperature outlet of material flash distillation plant (7) is connected with sludge dehydration device (8) material inlet through sludge conveyer (1) outlet with after the outlet parallel connection of chemicals dosing plant (3)，The steam (vapor) outlet of material flash distillation plant (7) is connected with waste heat agitator (4) steam inlet，The water out of sludge dehydration device (8) is connected with the liquor inlet of protein liquid segregation apparatus (9)，The condensation-water drain of protein liquid segregation apparatus (9) is connected with water tank (10) import；The entrance of condensate flash device (6) is connected with the condensate outlet of piston flow reactor (5), the steam (vapor) outlet of condensate flash device (6) is connected with the steam inlet of preheating agitator (4), the water out of condensate flash device (6) is connected with water tank (10) import by water conveying device (11), water tank (10) outlet is connected with preheating agitator (4) material outlet by water conveying device (11), it is characterised in that: sludge conveyer (1) is made up of auger conveyor, pipeline, valve or sludge pump, pipeline, valve；Water conveying device (12) is made up of pipeline pump, pipeline, valve or vacuum pump, pipeline, valve.
- One the most according to claim 1 energy-saving continuous print recycling sludge processing system, it is characterized in that: mud storage tank (2) is provided with mud storage tank material inlet (2-01), dosing mouth (2-02), preheating coil pipe (2-03), mud storage tank material outlet (2-04), wherein preheats coil pipe (2-03) and is placed in mud storage tank (1) bottom outside.
- One the most according to claim 1 energy-saving continuous print recycling sludge processing system, it is characterised in that: chemicals dosing plant (3) is to add alkali, acid adding, the one that adds in flocculant.
- One the most according to claim 1 energy-saving continuous print recycling sludge processing system, it is characterized in that: preheating agitator (4) profile is cylinder, is made up of inside and outside two-layer, and internal layer is provided with preheating material import (4-01), agitator (4-02), preheating material outlet (4-04)；Outer layer is provided with steam inlet (4-03), condensation-water drain (4-05)；, condensation-water drain (4-05) place is furnished with vacuum pump (4-06) equipped with vacuum tank (4-07), vacuum tank (4-07).
- One the most according to claim 1 energy-saving continuous print recycling sludge processing system, it is characterized in that: piston flow reactor (5) is made up of internal layer and outer layer two parts, internal layer is provided with reactor material inlet (5-01), agitator rotary shaft (5-02), reactor material outlet (5-07), and blade；Outer layer is provided with steam inlet, upper strata (5-03), upper strata condensation-water drain (5-04), lower floor steam inlet (5-05), lower floor's condensation-water drain (5-06).
- One the most according to claim 5 energy-saving continuous print recycling sludge processing system, it is characterised in that: piston flow reactor (5) interior layer height and internal layer diameter are than for 4.5-5.5；Blade is divided into 5-8 layer, stirrer paddle diameter to be 0.55 to 0.65 with internal layer diameter ratio；Ground floor is away from 1.8 meters to 2 meters of top, the second layer is 1.2 meters to 1.4 meters away from ground floor, remaining every interlamellar spacing 1.4 meters to 1.6 meters, ground floor blade is press-down type blade (5-08), the second layer is upper-turn-type blade (5-09), rake angle degree is 30 °-60 °, and remaining oar is anchor formula stirrer paddle (5-10).
- One the most according to claim 1 energy-saving continuous print recycling sludge processing system, it is characterised in that: sludge dehydration device (9) is that mud folds spiral shell machine or plate and frame type filter-press.
- One the most according to claim 1 energy-saving continuous print recycling sludge processing system, it is characterised in that: protein liquid segregation apparatus (9) is MVR, including raw material pump (9-01), protein liquid storage tank (9-02), vaporization chamber (9-03), filtering and heating room (9-04), compressor (9-05).
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| CN106865946A (en) * | 2017-03-14 | 2017-06-20 | 江苏鑫泰岩土科技有限公司 | A kind of sludge at low temperature successive flash vaporization desiccation tower |
| CN106865946B (en) * | 2017-03-14 | 2018-04-06 | 江苏鑫泰岩土科技有限公司 | A kind of sludge at low temperature successive flash vaporization desiccation tower |
| CN106946423A (en) * | 2017-03-16 | 2017-07-14 | 广东省资源综合利用研究所 | A kind of processing method of municipal sludge |
| CN107445424A (en) * | 2017-08-07 | 2017-12-08 | 东华大学 | It is a kind of to realize the debirs thermocatalytic efficiently device of decrement and recycling |
| CN107524112A (en) * | 2017-09-04 | 2017-12-29 | 江苏艺凯环保科技有限公司 | The system that environment-friendlysponge sponge component structure river channel ecology is made in a kind of recycling sludge |
| CN110950511A (en) * | 2018-09-26 | 2020-04-03 | 中国石油化工股份有限公司 | System and method for treating excess biochemical sludge |
| CN110950512A (en) * | 2018-09-26 | 2020-04-03 | 中国石油化工股份有限公司 | System and method for treating excess biochemical sludge |
| CN110950510A (en) * | 2018-09-26 | 2020-04-03 | 中国石油化工股份有限公司 | System and method for treating excess biochemical sludge |
| CN110950510B (en) * | 2018-09-26 | 2022-07-12 | 中国石油化工股份有限公司 | System and method for treating excess biochemical sludge |
| CN110950511B (en) * | 2018-09-26 | 2022-07-15 | 中国石油化工股份有限公司 | System and method for treating excess biochemical sludge |
| CN109838789A (en) * | 2019-03-29 | 2019-06-04 | 西安西热锅炉环保工程有限公司 | A kind of coal-burning power plant's sludge drying and co-combustion system |
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Application publication date: 20161207 |