CN105502876A - Utilization system of sludge indirect thermal anhydration tail gas and anhydration system thereof - Google Patents
Utilization system of sludge indirect thermal anhydration tail gas and anhydration system thereof Download PDFInfo
- Publication number
- CN105502876A CN105502876A CN201510831202.5A CN201510831202A CN105502876A CN 105502876 A CN105502876 A CN 105502876A CN 201510831202 A CN201510831202 A CN 201510831202A CN 105502876 A CN105502876 A CN 105502876A
- Authority
- CN
- China
- Prior art keywords
- steam
- desiccation machine
- sludge
- mud
- anhydration
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/023—Pockets filters, i.e. multiple bag filters mounted on a common frame
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D5/00—Condensation of vapours; Recovering volatile solvents by condensation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/20—Treatment of water, waste water, or sewage by degassing, i.e. liberation of dissolved gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22D—PREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER FOR STEAM GENERATION; FEED-WATER SUPPLY FOR STEAM GENERATION; CONTROLLING WATER LEVEL FOR STEAM GENERATION; AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHIN STEAM BOILERS
- F22D1/00—Feed-water heaters, i.e. economisers or like preheaters
- F22D1/50—Feed-water heaters, i.e. economisers or like preheaters incorporating thermal de-aeration of feed-water
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/06—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
- F23G7/061—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating
- F23G7/065—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating using gaseous or liquid fuel
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/06—Sludge reduction, e.g. by lysis
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention relates to a utilization system of sludge indirect thermal anhydration tail gas and an anhydration system thereof. The system is composed of a screw pump (1), a disc anhydration machine (2), a bag filter (3), a condenser (4), an induced draught fan (5), a heat accumulating-type burner (6), an exhaust-heat boiler (7) and a deoxygenator (8). According to the invention, wet sludge with water content being 60-80% is input into the disc anhydration machine (2), sludge steam is extracted by the induced draught fan (5), dust and particles can be removed by the bag filler (3), the sludge steam is introduced into the condenser (4), and the sludge steam becomes condensate liquid and volatile organic compound-enriched exhaust gas, the exhaust gas is introduced into the heat accumulating-type burner (6), and then is oxidized to carbon dioxide and water at high temperature, heat generated by oxidation is sent to the exhaust-heat boiler (7) for producing waste heat steam, then the waste heat steam is injected to the disc anhydration machine (2), and through detection, water content of the anhydrated sludge which is continuously output by the disc anhydration machine is 35-40% in mass percentage. According to the invention, through combustion, dual purposes of environmental discharge and waste heat recycling during a sludge anhydration process can be realized, and steam consumption is reduced by 20-30%.
Description
Technical field
The present invention relates to a kind of mud indirect thermal drying tail gas and utilize system and drying method, belong to sludge of sewage treatment plant drying technique field.
Background technology
The feature of mud indirect thermal mummification method is that wet mud does not directly contact with heating agent (deep fat, steam etc.), but heat specific heating surface by heating agent, again by heating surface by heat conduction dewing mud, wet mud is by the mud steam produced after heat drying, discharged by the mouth that leaks out of system, or introduce a small amount of air mud steam is discharged together.
Have a large amount of volatile organic matter in the mud steam produced after wet mud is heated, wherein most volatile organic matter all contains bio-toxicity, therefore, just can be discharged in air after these mud steam containing volatile organic matter need harmlessness disposing.Due to the restriction of bio-toxicity, adopt biological filter adsorption treatment process, operating performance is very poor.And adopt the technique of charcoal absorption, because gac needs activating and regenerating to use, and process for activating and regenerating uses Sweet natural gas calcination regeneration, fuel cost is high, and regenerative process is not often carried out at the scene of sludge drying, therefore the high-temperature flue gas produced during regeneration also cannot be recycled, and causes energy dissipation.
Summary of the invention
The object of this invention is to provide a kind of mud indirect thermal drying tail gas and utilize system, another object of the present invention discloses its drying process.
For achieving the above object, the waste heat of mud indirect thermal mummification utilizes by the present invention, obtains economical, societal benefits with this.
Mud indirect thermal drying tail gas of the present invention utilizes system as follows:
By spiral pump, disk desiccation machine, deep bed filter, condenser, induced draft fan, heat accumulating type incineration device, waste heat boiler, deoxygenator is formed, disk desiccation machine inner core one end as steam channel is provided with desiccation machine steam inlet, desiccation machine steam inlet respectively with the steam-pipe injecting saturation steam to desiccation machine, and inject afterheat steam afterheat steam pipeline connect, the other end is provided with the desiccation machine condensation-water drain be connected with deoxygenator, and deoxygenator is connected with waste heat boiler softening water water-in; Space between disk desiccation machine urceolus and inner core is as mud passage, and disk desiccation machine urceolus one end is provided with the desiccation machine sludge inlet be connected with spiral pump, and the urceolus the other end is provided with desiccation machine mud vapour outlet, and urceolus bottom is provided with dewatered sludge outlet; Desiccation machine mud vapour outlet is connected with sack cleaner, condenser, induced draft fan, heat accumulating type incineration device and waste heat boiler successively, and the afterheat steam outlet of waste heat boiler is connected with desiccation machine steam inlet by afterheat steam pipeline;
Above-mentioned spiral pump, disk desiccation machine, sack cleaner, induced draft fan, heat accumulating type incineration device and waste heat boiler are commercial goods.
The technique that mud indirect thermal drying tail gas of the present invention utilizes is:
A. be 0.6Mpa from desiccation machine steam inlet by pressure by steam-pipe, temperature is the saturation steam input disk desiccation machine of 158.8 DEG C; By spiral pump be that the wet mud of 60-80% mass percent is from disk desiccation machine sludge inlet input disk desiccation machine by water ratio simultaneously;
B. light the combustion-supporting fuel (diesel oil) of heat accumulating type incineration device, the temperature of heat accumulating type incineration device is upgraded to 500-700 DEG C;
C. induced draft fan is opened, the mud steam produced by disk desiccation machine is extracted out by desiccation machine mud vapour outlet, when induced draft fan starts, air can be inhaled into disk desiccation machine automatically from the negative-pressure inlet mouth of disk desiccation machine, first dust and particulate matter is removed through sack cleaner after the mud steam extracted out and air mixed, then condenser is entered, through condenser condenses, mud steam becomes phlegma and is rich in the waste gas of volatile organic matter, phlegma enters waste disposal plant process, rear discharge up to standard, waste gas enters in heat accumulating type incineration device, alkane in waste gas, alkene, carbon monoxide, hydrogen etc. are carbonic acid gas and water by heat accumulating type incineration device high temperature oxidation, during oxidation, liberated heat is absorbed, thus keep temperature in heat accumulating type incineration device to be 500-700 DEG C, when temperature is lower than 500 DEG C, spray into combustion-supporting fuel, maintain the carrying out of oxidising process, the heat of absorption is given waste heat boiler heating boiler water by heat accumulating type incineration device becomes afterheat steam, and send into desiccation machine steam inlet by afterheat steam pipeline from afterheat steam outlet, control afterheat steam slight pressure higher than saturated vapour pressure 0.6Mpa, so that afterheat steam and saturation steam together enter disk desiccation machine, prevent saturation steam string from returning afterheat steam pipeline, finally, by controlling saturation steam valve opening degree, reducing the consumption of saturation steam gradually, making afterheat steam and saturated vapo(u)r total amount reach amount required for the process of disk desiccation machine sludge drying, wet sewage sludge feed amount when disk desiccation machine: dewatered sludge load=3:1 quality than time, after testing, the semi-dry sludge water ratio that the dewatered sludge of the bottom of desiccation machine urceolus exports continuous output is 35-40% mass percent,
Control above-mentioned sack cleaner deashing pressure 0.5Mpa, windage < 1200pa, treatment capacity 3000m
3/ h, outlet dust concentration < 50mg/m
3;
D. shunt the steam condensate that desiccation machine condensation-water drain produces, according to the requirement of waste heat boiler water level, control section steam condensate enters deoxygenator deoxygenation, the water of condensation after deoxygenation, and enter the import of waste heat boiler softening water, unnecessary water of condensation directly discharges.
The present invention has following characteristics:
1. the advantage that the present invention is maximum is the mode by burning, realize the dual purpose of environment protection emission in mud drying process and heat recovery: wet mud in disk desiccation machine by thermogenesis in a large number by water vapor and the mud steam that forms containing volatile organic matter gas (VOC), after filtration, condensation, VOC enters heat accumulating type incineration device, be decomposed and be converted into carbonic acid gas and water, the high-temperature flue gas that combustion processes discharges enters waste heat boiler, producing steam of making a living provides heat, water of condensation enters waste disposal plant process, rear discharge up to standard.
2., because the present invention has reclaimed the heat of high-temperature flue gas, compared with the existing mud indirect thermal drying process not reclaiming high-temperature flue gas, steam consumption can reduce about 20-30%.
3., because the steam condensate of disk desiccation machine inner core discharge of the present invention is not polluted, directly as steam boiler make up water, therefore, energy utilization rate can be further increased.
Accompanying drawing explanation
Fig. 1 is process flow diagram of the present invention.
Wherein
1-spiral pump, 2-disk desiccation machine, 3-deep bed filter, 4-condenser, 5-induced draft fan, 6-heat accumulating type incineration device, 7-waste heat boiler, 8-deoxygenator;
A-desiccation machine sludge inlet, b-desiccation machine mud vapour outlet, c-waste heat boiler softening water import, d-afterheat steam outlet, e-desiccation machine steam inlet, f-desiccation machine condensation-water drain, g-dewatered sludge outlet, h-negative pressure import.
Embodiment
Below in conjunction with drawings and Examples, the present invention is further described.
As shown in Figure 1, mud indirect thermal drying tail gas afterheat utilizes system, comprises spiral pump 1, disk desiccation machine 2, deep bed filter 3, condenser 4, induced draft fan 5, heat accumulating type incineration device 6, waste heat boiler 7, deoxygenator 8.The treatment capacity of disk desiccation machine 2 is 11219.8kg/h, Shanghai TDG Holding Co., Ltd. produces.The inner core of disk desiccation machine 2 is steam channel, space between urceolus and inner core is as mud passage, disk desiccation machine urceolus one end is provided with and leads to through desiccation machine sludge inlet a with mud, desiccation machine sludge inlet a is connected with spiral pump 1, the mud operational throughput 11219.8kg/h of spiral pump 1, spiral pump revolution 190 revs/min, lift 10 meters, brand is not limit.The urceolus the other end is provided with desiccation machine mud vapour outlet b, desiccation machine mud vapour outlet b is connected with sack cleaner 3, condenser 4, induced draft fan 5, heat accumulating type incineration device 6 and waste heat boiler 7 successively, the afterheat steam outlet d of waste heat boiler 7 is connected with desiccation machine steam inlet e by afterheat steam pipeline, and desiccation machine condensation-water drain f is connected with waste heat boiler softening water import c by deoxygenator 8.
Mud indirect thermal drying tail gas afterheat of the present invention utilizes technique as follows:
A. the afterheat steam outlet d of waste heat boiler 7 is opened.Be 0.6Mpa from desiccation machine steam inlet e by pressure by steam-pipe, temperature is that the saturation steam 3385kg/h of 158.8 DEG C inputs disk desiccation machine 2, use spiral pump 1 (lift 20m simultaneously, revolution 180 revs/min, maximum flow 5t/h) be that the wet mud (consumption 4167kg/h) of 60-80% mass percent inputs mummification in disk desiccation machine 2 (processing power 5t/h) by water ratio.
B. heat accumulating type incineration device 6 is started.The combustion-supporting fuel of heat accumulating type incineration device 6 is No. 0 LIGHT DIESEL OIL, and usage quantity 15L/h, in heat accumulating type incineration device, temperature is 500 DEG C.
C. induced draft fan 5 (500m is opened
3/ h, pressure range-15kpa ~+20kpa), the mud steam produced by disk desiccation machine 2 is extracted out, and disk desiccation machine 2 is provided with negative-pressure inlet mouth h, and when induced draft fan 5 starts, air can be inhaled into disk desiccation machine 2 (air inlet amount 1500m automatically
3/ h), successively through sack cleaner 3 (pulse bag type dust collector, deashing pressure 0.5Mpa, windage < 1200pa, maximum throughput 3500m after the mud steam of extraction and air mixed
3/ h, outlet dust concentration < 50mg/m
3), condenser 4 (heat 7*10
6kj), heat accumulating type incineration device 6 is entered.Eliminate dust and the waste gas being rich in volatile organic matter through condensation removal water vapor, in heat accumulating type incineration device 6 with burning the oxidized decomposition and inversion of mode for carbonic acid gas and water, wherein release heat when gaseous alkanes, alkene, carbon monoxide, combustion of hydrogen oxidation, thermophore absorbs this heat, thus keeps temperature in incinerator to be not less than 500 DEG C.When temperature is lower than 500 DEG C, spray into the carrying out that diesel oil maintains oxidising process.
High-temperature flue gas (the 500m that heat accumulating type incineration device 6 is discharged
3, 500 DEG C), enter waste heat boiler 7, water in waste heat boiler 7 is heated to be afterheat steam by high-temperature flue gas, and afterheat steam output is 176kg/h.Afterheat steam slight pressure is higher than 0.6Mpa, so that afterheat steam and saturation steam together enter disk desiccation machine 2, prevents saturation steam from sealing in afterheat steam pipeline.After afterheat steam enters disk desiccation machine 2, by controlling saturation steam valve opening degree, reducing the consumption of saturation steam gradually, making afterheat steam and saturated vapo(u)r total amount reach amount 6200kg/h required for the process of disk desiccation machine sludge drying;
The semi-dry sludge that disk desiccation machine 2 produces is from the continuous output of dewatered sludge outlet g, control the wet sewage sludge feed quality of disk desiccation machine: during dewatered sludge discharging quality=3:1, after testing, the dewatered sludge of the bottom of desiccation machine urceolus exports the dewatered sludge water ratio of continuous output is 35-40% mass percent;
D. the steam condensate (90 DEG C, 3204kg/h) of disk desiccation machine 2 generation, according to the requirement of waste heat boiler 7, part enters deoxygenator deoxygenation (176kg/h enters deoxygenator), the water of condensation after deoxygenation, enters waste heat boiler water supplement port.Unnecessary water of condensation directly discharges.
E. the water of condensation (2278kg/h) of condenser 4 generation, due to containing organism, needs to be disposed to Sewage Plant and processes.
In the mode by burning of the present embodiment, realize the dual purpose service data of environment protection emission in mud drying process and heat recovery in contrast, mud steam is undertaken compared with the service data of waste heat recovery by the mode of burning with not using, same wet sewage sludge feed, wet moisture percentage in sewage sludge, temperature, dewatered sludge discharging, dewatered sludge water ratio, both compare, and steam consumption of the present invention reduces 20-30%.
Claims (2)
1. a mud indirect thermal drying tail gas afterheat utilizes system, it is characterized in that: by spiral pump (1), disk desiccation machine (2), deep bed filter (3), condenser (4), induced draft fan (5), heat accumulating type incineration device (6), waste heat boiler (7), deoxygenator (8) is formed, there is desiccation machine steam inlet (e) disk desiccation machine (2) inner core one end as steam channel, desiccation machine steam inlet (e) is connected with steam-pipe and afterheat steam pipeline respectively, the other end is provided with desiccation machine condensation-water drain (f) be connected with deoxygenator (8), deoxygenator (8) is connected with waste heat boiler softening water water-in (c), disk desiccation machine urceolus one end is provided with desiccation machine sludge inlet (a) be connected with spiral pump (1), the urceolus the other end is provided with desiccation machine mud vapour outlet (b), and urceolus bottom is provided with dewatered sludge outlet (g), desiccation machine mud vapour outlet (b) is connected with sack cleaner (3), condenser (4), induced draft fan (5), heat accumulating type incineration device (6) and waste heat boiler (7) successively, and afterheat steam outlet (d) of waste heat boiler (7) is connected with desiccation machine steam inlet (e) by afterheat steam pipeline,
Above-mentioned spiral pump (1), disk desiccation machine (2), sack cleaner (3), condenser (4), induced draft fan (5), heat accumulating type incineration device (6) and waste heat boiler (7) are commercial goods.
2. mud indirect thermal drying tail gas afterheat utilizes a technique, it is characterized in that:
A. be 0.6Mpa from desiccation machine steam inlet (e) by pressure by steam-pipe, temperature is saturation steam input disk desiccation machine (2) of 158.8 DEG C; The wet mud being simultaneously 60-80% mass percent by water ratio by spiral pump (1) is transported to disk desiccation machine from disk desiccation machine sludge inlet (a);
B. light the combustion-supporting fuel of heat accumulating type incineration device (6), the temperature of heat accumulating type incineration device (6) is upgraded to 500-700 DEG C;
C. induced draft fan (5) is opened, the mud steam that disk desiccation machine (2) produces is extracted out by desiccation machine mud vapour outlet (b), when induced draft fan starts, air can be inhaled into disk desiccation machine automatically from negative-pressure inlet mouth (h) of disk desiccation machine, first dust and particulate matter is removed through sack cleaner (3) after the mud steam extracted out and air mixed, then condenser (4) is entered, mud steam becomes phlegma and is rich in the waste gas of volatile organic matter, phlegma through process up to standard after discharge, the waste gas being rich in volatile organic matter enters in heat accumulating type incineration device (6), be carbonic acid gas and water by heat accumulating type incineration device high temperature oxidation, during oxidation, liberated heat is absorbed, thus keep temperature 500-700 DEG C in heat accumulating type incineration device, when temperature is lower than 500 DEG C, spray into combustion-supporting fuel, maintain the carrying out of oxidising process, the heat of absorption is given waste heat boiler (7) by heat accumulating type incineration device (6), feedwater is heated as afterheat steam, and from afterheat steam outlet (d), afterheat steam is sent into desiccation machine steam inlet (e) by afterheat steam pipeline, control the saturated vapour pressure of afterheat steam slight pressure higher than 0.6Mpa, so that afterheat steam and saturation steam together enter disk desiccation machine (2), prevent saturation steam string from returning afterheat steam pipeline, finally, by controlling saturation steam valve opening degree, reducing the consumption of saturation steam gradually, making afterheat steam and saturated vapo(u)r total amount reach amount required for the process of disk desiccation machine sludge drying, wet sewage sludge feed quality when disk desiccation machine: during dewatered sludge discharging quality=3:1, after testing, the semi-dry sludge water ratio that the dewatered sludge of the bottom of desiccation machine urceolus exports continuous output is 35-40% mass percent,
Control sack cleaner deashing pressure 0.5Mpa, windage < 1200pa, treatment capacity 3000m
3/ h, outlet dust concentration < 50mg/m
3;
D. vapor condensation moisture flow desiccation machine condensation-water drain (f) produced, a part is according to the requirement of waste heat boiler water level, control section steam condensate enters deoxygenator deoxygenation, water of condensation after deoxygenation, enter waste heat boiler softening water import (c), the water of condensation of redundance directly discharges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510831202.5A CN105502876B (en) | 2015-11-25 | 2015-11-25 | A kind of sludge indirect thermal drying tail gas utilizes system and drying method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510831202.5A CN105502876B (en) | 2015-11-25 | 2015-11-25 | A kind of sludge indirect thermal drying tail gas utilizes system and drying method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105502876A true CN105502876A (en) | 2016-04-20 |
| CN105502876B CN105502876B (en) | 2018-07-27 |
Family
ID=55711259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510831202.5A Active CN105502876B (en) | 2015-11-25 | 2015-11-25 | A kind of sludge indirect thermal drying tail gas utilizes system and drying method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105502876B (en) |
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106044902A (en) * | 2016-07-20 | 2016-10-26 | 江苏省环科院环境科技有限责任公司 | System and method for treating high-salt-content organic waste liquid by virtue of disc drier |
| CN107089785A (en) * | 2017-06-30 | 2017-08-25 | 无锡绿麦环保科技有限公司 | Sludge drying dewatering system |
| CN107140806A (en) * | 2017-06-30 | 2017-09-08 | 无锡绿麦环保科技有限公司 | Sludge drying system based on cascaded utilization of energy |
| CN108947202A (en) * | 2018-08-06 | 2018-12-07 | 宁夏中科国通新能源有限公司 | A kind of sludge compound thermal anhydration system and its method |
| CN109020129A (en) * | 2018-09-21 | 2018-12-18 | 江苏腾业新型材料有限公司 | A kind of sludge drying system |
| CN109399890A (en) * | 2018-12-26 | 2019-03-01 | 华润电力（海丰）有限公司 | A kind of device and method for preventing mud drying device mix waste gas from condensing |
| CN109574453A (en) * | 2018-12-28 | 2019-04-05 | 联合瑞升（北京）科技有限公司 | A kind of evaporation energy-saving system of sludge heat drying |
| CN110388817A (en) * | 2019-07-30 | 2019-10-29 | 无锡雷德环保设备有限公司 | A kind of machinery economic benefits and social benefits negative pressure desiccation apparatus |
| CN110748899A (en) * | 2019-11-27 | 2020-02-04 | 中国华能集团清洁能源技术研究院有限公司 | Coal-fired coupled sludge drying incineration system and method considering waste heat utilization |
| CN111170778A (en) * | 2020-03-03 | 2020-05-19 | 广州金鹏环保工程有限公司 | Sludge drying machine energy-saving consumption-reducing and waste gas zero-discharge system and method based on zero-discharge framework |
| CN111170603A (en) * | 2020-02-28 | 2020-05-19 | 安徽华骐环保科技股份有限公司 | Efficient sludge recycling system and treatment method thereof |
| CN111302597A (en) * | 2020-03-04 | 2020-06-19 | 昆明理工大学 | Municipal sludge drying device based on yellow phosphorus tail gas and use method |
| CN111547984A (en) * | 2020-05-20 | 2020-08-18 | 浙江裕峰环境服务股份有限公司 | Sludge drying process and equipment thereof |
| CN112142290A (en) * | 2020-10-28 | 2020-12-29 | 广东生活环境无害化处理中心有限公司 | Medical sludge collecting and treating system and method |
| CN113045176A (en) * | 2021-04-06 | 2021-06-29 | 河南城建学院 | Energy-saving sludge drying device for recovering waste heat |
| CN113465422A (en) * | 2021-06-17 | 2021-10-01 | 浙江大学 | Heat energy recovery system for sludge drying tail gas of paddle type drying machine and using method thereof |
| CN113651516A (en) * | 2021-09-10 | 2021-11-16 | 佛山市赛诺达科技有限公司 | Continuous drying and harmless treatment method for industrial sludge |
| CN117128525A (en) * | 2023-10-08 | 2023-11-28 | 浙江宏电环保装备有限公司 | Pit bottom water recycling equipment and process thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5899609A (en) * | 1981-12-09 | 1983-06-14 | Ebara Infilco Co Ltd | Drying and incinerating method of organic sludge |
| CN101560047A (en) * | 2008-04-16 | 2009-10-21 | 平国明 | Device and method for drying sludge with high environment protection and low cost |
| CN102173555A (en) * | 2011-03-16 | 2011-09-07 | 上海伏波环保设备有限公司 | Boiler unit steam extraction and drying sludge system with thermal compensation |
| CN104016564A (en) * | 2014-06-23 | 2014-09-03 | 王子国 | Sludge multi-effect drying incineration treatment system and application method thereof |
| CN104033911A (en) * | 2014-06-30 | 2014-09-10 | 南京德邦金属装备工程股份有限公司 | Sludge drying and incinerating system |
-
2015
- 2015-11-25 CN CN201510831202.5A patent/CN105502876B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5899609A (en) * | 1981-12-09 | 1983-06-14 | Ebara Infilco Co Ltd | Drying and incinerating method of organic sludge |
| CN101560047A (en) * | 2008-04-16 | 2009-10-21 | 平国明 | Device and method for drying sludge with high environment protection and low cost |
| CN102173555A (en) * | 2011-03-16 | 2011-09-07 | 上海伏波环保设备有限公司 | Boiler unit steam extraction and drying sludge system with thermal compensation |
| CN104016564A (en) * | 2014-06-23 | 2014-09-03 | 王子国 | Sludge multi-effect drying incineration treatment system and application method thereof |
| CN104033911A (en) * | 2014-06-30 | 2014-09-10 | 南京德邦金属装备工程股份有限公司 | Sludge drying and incinerating system |
Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106044902A (en) * | 2016-07-20 | 2016-10-26 | 江苏省环科院环境科技有限责任公司 | System and method for treating high-salt-content organic waste liquid by virtue of disc drier |
| CN107089785A (en) * | 2017-06-30 | 2017-08-25 | 无锡绿麦环保科技有限公司 | Sludge drying dewatering system |
| CN107140806A (en) * | 2017-06-30 | 2017-09-08 | 无锡绿麦环保科技有限公司 | Sludge drying system based on cascaded utilization of energy |
| CN108947202A (en) * | 2018-08-06 | 2018-12-07 | 宁夏中科国通新能源有限公司 | A kind of sludge compound thermal anhydration system and its method |
| CN109020129B (en) * | 2018-09-21 | 2021-07-20 | 江苏腾业新型材料有限公司 | Sludge drying system |
| CN109020129A (en) * | 2018-09-21 | 2018-12-18 | 江苏腾业新型材料有限公司 | A kind of sludge drying system |
| CN109399890A (en) * | 2018-12-26 | 2019-03-01 | 华润电力（海丰）有限公司 | A kind of device and method for preventing mud drying device mix waste gas from condensing |
| CN109399890B (en) * | 2018-12-26 | 2024-03-15 | 华润电力（海丰）有限公司 | Device and method for preventing mixed waste gas of sludge drying device from condensing |
| CN109574453A (en) * | 2018-12-28 | 2019-04-05 | 联合瑞升（北京）科技有限公司 | A kind of evaporation energy-saving system of sludge heat drying |
| CN110388817A (en) * | 2019-07-30 | 2019-10-29 | 无锡雷德环保设备有限公司 | A kind of machinery economic benefits and social benefits negative pressure desiccation apparatus |
| CN110748899A (en) * | 2019-11-27 | 2020-02-04 | 中国华能集团清洁能源技术研究院有限公司 | Coal-fired coupled sludge drying incineration system and method considering waste heat utilization |
| CN111170603A (en) * | 2020-02-28 | 2020-05-19 | 安徽华骐环保科技股份有限公司 | Efficient sludge recycling system and treatment method thereof |
| CN111170778A (en) * | 2020-03-03 | 2020-05-19 | 广州金鹏环保工程有限公司 | Sludge drying machine energy-saving consumption-reducing and waste gas zero-discharge system and method based on zero-discharge framework |
| CN111302597A (en) * | 2020-03-04 | 2020-06-19 | 昆明理工大学 | Municipal sludge drying device based on yellow phosphorus tail gas and use method |
| CN111547984A (en) * | 2020-05-20 | 2020-08-18 | 浙江裕峰环境服务股份有限公司 | Sludge drying process and equipment thereof |
| CN112142290A (en) * | 2020-10-28 | 2020-12-29 | 广东生活环境无害化处理中心有限公司 | Medical sludge collecting and treating system and method |
| CN113045176B (en) * | 2021-04-06 | 2022-06-21 | 河南城建学院 | Energy-saving sludge drying device for recovering waste heat |
| CN113045176A (en) * | 2021-04-06 | 2021-06-29 | 河南城建学院 | Energy-saving sludge drying device for recovering waste heat |
| CN113465422A (en) * | 2021-06-17 | 2021-10-01 | 浙江大学 | Heat energy recovery system for sludge drying tail gas of paddle type drying machine and using method thereof |
| CN113651516A (en) * | 2021-09-10 | 2021-11-16 | 佛山市赛诺达科技有限公司 | Continuous drying and harmless treatment method for industrial sludge |
| CN117128525A (en) * | 2023-10-08 | 2023-11-28 | 浙江宏电环保装备有限公司 | Pit bottom water recycling equipment and process thereof |
| CN117128525B (en) * | 2023-10-08 | 2024-03-12 | 浙江宏电环保装备有限公司 | Pit bottom water recycling equipment and process thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105502876B (en) | 2018-07-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105502876A (en) | Utilization system of sludge indirect thermal anhydration tail gas and anhydration system thereof | |
| CN206897093U (en) | A kind of coking plant low pressure loss gas recycling and processing device | |
| CN104033911A (en) | Sludge drying and incinerating system | |
| CN106622121A (en) | Saturated activated carbon regeneration system with low energy consumption and method thereof | |
| CN104876414A (en) | Method and device for pyrolytic carbonizing treatment of sludge | |
| CN206646064U (en) | A kind of dry coke quenching auxiliary | |
| CN103449701A (en) | Method and device for refinery sludge carbonization treatment and carbon recovery | |
| CN204702642U (en) | A kind of continous way Thermal decomposition device for sludge | |
| CN203907628U (en) | Sludge drying and burning system | |
| CN205235984U (en) | Low energy consumption saturation activated carbon regeneration system | |
| CN107585996A (en) | The sludge drying system and method for a kind of high-efficient energy-saving environment friendly | |
| CN109045925A (en) | A kind of VOCs waste gas recovery processing unit and method | |
| CN105664857A (en) | Clean, environment-friendly and efficient activated carbon regeneration device | |
| CN106439843B (en) | Petrochemical industry not recovering discarded material harmless treatment process | |
| CN106938881A (en) | A kind of processing system and method for carbonaceous solids discarded object | |
| CN111530441B (en) | Powdered activated carbon regeneration system and regeneration method thereof | |
| CN110508057A (en) | Exhaust gas purifying method and system in a kind of lithium battery removal process | |
| JP2008222978A (en) | Wood charcoal gasification apparatus | |
| CN109945211B (en) | Burning treatment method and system for semi-coke pyrolysis waste gas and waste liquid | |
| CN206676184U (en) | A kind of industry spraying exhaust gas purifying treatment system | |
| CN204588966U (en) | A kind of paper mill sludge high temperature harmless treatment device | |
| CN213012705U (en) | Coal bed gas dust removal dewatering system | |
| CN212595751U (en) | Powdered activated carbon regeneration system | |
| CN212068772U (en) | Active carbon thermal regeneration device | |
| CN201209866Y (en) | Flue gas handling arrangement for waterproof roll |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |