CN102517115A - Method and device for producing bunker coal with sludge - Google Patents

Method and device for producing bunker coal with sludge Download PDF

Info

Publication number
CN102517115A
CN102517115A CN201110457309XA CN201110457309A CN102517115A CN 102517115 A CN102517115 A CN 102517115A CN 201110457309X A CN201110457309X A CN 201110457309XA CN 201110457309 A CN201110457309 A CN 201110457309A CN 102517115 A CN102517115 A CN 102517115A
Authority
CN
China
Prior art keywords
mud
coal
sludge
ignition dope
stablizer
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.)
Pending
Application number
CN201110457309XA
Other languages
Chinese (zh)
Inventor
王兴国
董慧梅
孙春雷
李晓桦
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
QINGZHOU SHENGJIE ENVIRONMENTAL PROTECTION EQUIPMENT TECHNOLOGY Co Ltd
Original Assignee
QINGZHOU SHENGJIE ENVIRONMENTAL PROTECTION EQUIPMENT TECHNOLOGY Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by QINGZHOU SHENGJIE ENVIRONMENTAL PROTECTION EQUIPMENT TECHNOLOGY Co Ltd filed Critical QINGZHOU SHENGJIE ENVIRONMENTAL PROTECTION EQUIPMENT TECHNOLOGY Co Ltd
Priority to CN201110457309XA priority Critical patent/CN102517115A/en
Publication of CN102517115A publication Critical patent/CN102517115A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E50/00Technologies for the production of fuel of non-fossil origin
    • Y02E50/10Biofuels, e.g. bio-diesel
    • 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
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E50/00Technologies for the production of fuel of non-fossil origin
    • Y02E50/30Fuel from waste, e.g. synthetic alcohol or diesel

Abstract

The invention discloses a method and a device for producing bunker coal with sludge. The method comprises the following steps: dewatering the sludge through a dewaterer to ensure that the water content of the sludge is 40 to 55 wt percent after treatment; delivering the dewatered sludge through a sludge delivering device; adding a combustion improver and a stabilizing agent to the dewatered sludge, wherein the weight of the combustion improver is 20 to 30 percent that of the dewatered sludge, and the weight of the stabilizing agent is 8 to 15 percent that of the dewatered sludge; uniformly stirring the sludge mixed with the combustion improver and the stabilizing agent through a mixer; connecting a mixture delivering device with a formation device to mold the mixture; connecting the formation device with a finished product delivering device for delivering, drying and processing molded coal; connecting the feed end of the stirrer with a combustion improver quantificationally adding device and a stabilizing agent quantificationally adding device; and arranging a sludge meter between the sludge transportation device and the stirrer. The invention has the advantages that the structure of the device is simple; the fuel value can be more than 5000 kilocalorie; the burning performance is improved; the device is easy to operate and convenient to apply; the dose of pulverized coal is small; the coal saving effect is good; the cost is low; and the resource utilization of sludge is enhanced.

Description

A kind of mud system coal-fired method and device of utilizing
Technical field
The present invention relates to a kind of sludge treatment technology, relate in particular to a kind of method and device that reduces the water ratio of mud and guarantee to utilize under the prerequisite of mud safe disposal mud system coal.
Background technology
Along with popularizing of Chinese city sewage work, sludge yield continues to increase.According to statistics, the about forty-two million ton of the output of present Chinese mud/year, but also with the speed increment in every year about 15%.Therefore the handling problems of mud is serious day by day; Methods of disposal such as compost, landfill, burning and manufacturing material of construction commonly used cut both ways, and the burning of mud causes the pollution once more of air, and burying of mud wasted freight charges and taken very big space; Waste resource and labor force drop into; Surrounding enviroment are caused detrimentally affect, and a lot of local mud have reached the stage that can't handle, and the environmental pollution direct threats is healthy to human body.Sewage sludge harmlessness, minimizing, resource utilizations etc. three are changed the most important thing that disposal will be national environmental protection planning.
Contain the residual body of remaining mikrobe in the sewage treatment process in the mud; Contain a large amount of organism and certain this quality of fiber in the mud, have certain calorific value, can adopt the mode of burning to dispose; But because moisture percentage in sewage sludge is too high; Cause its Lower heat value lower, moisture changes steam in the mud in the sludge incineration process, and takes away portion of energy with the gasification latent heat form; When moisture content in the mud reaches 80% left and right sides, its calorific value will all be used for the evaporation of mud contained humidity basically.Therefore the reasonable processing and the recycling of water-containing sludge are the key subjects of WWT and environment protection.The calorific value that mud is contained adopts certain technique means preparation to become sludge coal slurry utilization, is an emerging problem.But utilize mud system sludge coal slurry technology how immature at present, it is few to make the interior sludge content of sludge coal slurry, and stabilizing agent dosage is very big.
Summary of the invention
Technical problem to be solved by this invention provides that a kind of required coal dust amount of mud system mud-type fuel coal of utilizing is few, and effect of coal saving is good, and cost is low, and easy implementation and operation utilize the coal-fired method of mud system, and implement this method utilize mud system coal-burning installation.
For solving the problems of the technologies described above, technical scheme of the present invention is: a kind of coal-fired method of mud system of utilizing comprises step:
1) dehydration is carried out processed with mud, and the water cut after the sludge dewatering treatment in the mud is 40-55wt%;
2) batch mixing, the mud after dehydration adds ignition dope and stablizer mixes, and wherein the ignition dope addition is the 20-30% of dehydrated sludge weight, and the stablizer addition is the 8-15% of dehydrated sludge weight;
3) stir, the mud behind the batch mixing is carried out stirring and evenly mixing;
4) moulding, drying are made carrying out moulding behind the stirring and evenly mixing, carry out drying treatment afterwards.
2. a kind of coal-fired method of mud system of utilizing as claimed in claim 1, it is characterized in that: said ignition dope is a coal dust.
Said ignition dope is a coal dust.Can said ignition dope be coal dust and plant break flour also, reduce the usage quantity of coal dust, reduce production costs, wherein the coal dust weight content be 70-95%, and all the other are plant break flour such as wood chip, straw end etc.
Said stablizer comprises at least a in flyash, limestone powder and the terra alba.Stablizer has not only improved the combustionproperty of mud, and sludge moisture content is further reduced, and reaches certain solidification effect, has removed mud foul smell and heavy metal simultaneously.
Also add sticker during said batch mixing, content of binder is the 3-10% of dehydrated sludge weight.Make that briquette strength is high, not loose after the moulding, specified shape and the performance of moulded coal are guaranteed, and behind the high-temp combustion, can bring into play the effect of firing of urging, and the rate of utilization of moulded coal is improved greatly, do not stay residue.Sticker can adopt commercially available sticker commonly used on the markets such as water glass or humic acids sticker.
Also add whipping agent during said batch mixing, the whipping agent addition is the 0.05-0.5% of dehydrated sludge weight.Contain the cavity through adding in the feasible moulded coal of processing of whipping agent; Be easy to burning; Improve efficiency of combustion, whipping agent can adopt the whipping agent of routine property such as sodium lauryl sulphate, polyoxyethylenated alcohol sodium sulfate, rosined soap class whipping agent, animal/vegetable protein class whipping agent and spent pulping liquor.
The coal-fired method of mud system of utilizing of the present invention is rationally utilized various mud, has not only practiced thrift mud is continued resource and the expense handled, and mud is processed the fire coal use that acts as a fuel; Solved the problem of fuel simultaneously, and the mud-type fuel coal among the present invention, the consumption of required coal dust is few; Cost is low, and effect of coal saving is good, when burning, can not produce stink; Can be widely used in industrial combustion, boiler combustion and domestic fuel, and easy implementation and operation, be convenient to extensively promote quote.
A kind of mud system coal-burning installation that utilizes; Comprise the water extracter that is used for sludge dewatering and be used to carry the mud e Foerderanlage of said water extracter dehydrated sludge; Said mud e Foerderanlage connects the feed end of stirrer; Said stirrer discharge end is connected with positive displacement, and said positive displacement is connected with shaped device, and said shaped device is connected with finished conveying device; Said stirrer feed end also is connected with quantitative adding set of ignition dope and the quantitative adding set of stablizer, is provided with the mud gauger between said mud e Foerderanlage and the stirrer.
Said mud e Foerderanlage is rotary conveyor or worm conveyor, and said positive displacement is rotary conveyor or worm conveyor, and said finished conveying device is a rotary conveyor.
The quantitative adding set of said ignition dope comprises the ignition dope e Foerderanlage, and said ignition dope e Foerderanlage connects the ignition dope gauger, and said ignition dope gauger connects said stirrer feed end.
The quantitative adding set of said stablizer comprises hold-up vessel, and said hold-up vessel is connected with worm conveyor, and said worm conveyor is connected with the stablizer gauger, and said stablizer gauger connects said stirrer feed end.
Technique scheme utilize mud system coal-burning installation, comprise the water extracter that is used for sludge dewatering and be used to carry the mud e Foerderanlage of water extracter dehydrated sludge that the mud e Foerderanlage connects the feed end of stirrer; The stirrer discharge end is connected with positive displacement, and positive displacement is connected with shaped device, and shaped device is connected with finished conveying device; The stirrer feed end also is connected with quantitative adding set of ignition dope and the quantitative adding set of stablizer, is provided with the mud gauger between mud e Foerderanlage and the stirrer, through the mud e Foerderanlage mud after dewatering is carried, is mixed with the ignition dope and the stablizer of quantitative adding set of ignition dope and the quantitative adding set interpolation of stablizer; By the stirrer stirring and evenly mixing; Be delivered to shaped device by positive displacement again, carry out moulding on request and be made into moulded coal, transport stored dry by finished conveying device afterwards; Simple in structure; Reduce the water ratio of mud, improve its combustionproperty, easy handling; Be convenient to implement, promote the recycling sludge utilization.The setting of mud gauger, stablizer gauger and ignition dope gauger, batching accurately improve material use efficiency, have avoided waste.
Description of drawings
Fig. 1 is a workflow synoptic diagram of the present invention;
Fig. 2 is that the present invention utilizes mud system coal-burning installation example structure schematic diagram.
Among the figure: the 1-feed bin; 2-mud e Foerderanlage; 21-mud gauger; The 3-hold-up vessel; 31-stablizer gauger; The 4-stirrer; The 5-fly-ash separator; The 6-positive displacement; The 7-shaped device; The 71-finished conveying device; The 8-moulded coal; 9-mud transport trolley.
Embodiment
Below in conjunction with accompanying drawing and embodiment, further set forth the present invention.In the detailed description below, only some example embodiment of the present invention has been described through the mode of explanation.Undoubtedly, those of ordinary skill in the art can recognize, under situation without departing from the spirit and scope of the present invention, can revise described embodiment with various mode.Therefore, accompanying drawing is illustrative with being described in essence, rather than is used to limit the protection domain of claim.
Embodiment one
As shown in Figure 1, a kind of mud that utilizes comprises step:
1) dehydration is carried out processed with mud, and the water cut after the sludge dewatering treatment in the mud is 45wt%;
2) batch mixing; Mud after the dehydration is carried batch mixing; Interpolation ignition dope and stablizer mix in the mud after dehydration; Wherein ignition dope coal dust addition is 30% of a dehydrated sludge weight, and the mixture addition of stablizer flyash and limestone powder and terra alba is 8% of a dehydrated sludge weight, and flyash and limestone powder and terra alba weight proportion are 2:1:1 in the mixture;
3) stir, the mud behind the batch mixing is carried out stirring and evenly mixing;
4) moulding, drying are made compound conveying carrying out moulding behind the stirring and evenly mixing, carry out drying treatment afterwards and get moulded coal.
Embodiment two
A kind of coal-fired method of mud system of utilizing comprises step:
1) dehydration is carried out processed with mud, and the water cut after the sludge dewatering treatment in the mud is 40wt%;
2) batch mixing; Mud after the dehydration is carried batch mixing; Interpolation ignition dope and stablizer mix in the mud after dehydration, and wherein ignition dope coal dust addition is 30% of a dehydrated sludge weight, and stablizer flyash addition is 10% of a dehydrated sludge weight; Also add sticker humic acids sticker, the humic acids content of binder is 5% of a dehydrated sludge weight;
3) stir, the mud behind the batch mixing is carried out stirring and evenly mixing;
4) moulding, drying are made compound conveying carrying out moulding behind the stirring and evenly mixing, carry out drying treatment afterwards and get moulded coal.
Embodiment three
A kind of coal-fired method of mud system of utilizing comprises step:
1) dehydration is carried out processed with mud, and the water cut after the sludge dewatering treatment in the mud is 50wt%;
2) batch mixing is carried batch mixing with the mud after the dehydration, adds ignition dope in the mud after dehydration and mixes with stablizer, and wherein the ignition dope addition is 30% of a dehydrated sludge weight, ignition dope by the coal dust weight content be 75% and residue constitute for the wood chip composition; Stablizer limestone powder addition is 15% of a dehydrated sludge weight; Also add sticker humic acids sticker; The humic acids content of binder is 9% of a dehydrated sludge weight, adds the whipping agent sodium lauryl sulphate, and the addition of sodium lauryl sulphate is 0.5% of a dehydrated sludge weight
3) stir, the mud behind the batch mixing is carried out stirring and evenly mixing;
4) moulding, drying are made compound conveying carrying out moulding behind the stirring and evenly mixing, carry out drying treatment afterwards and get moulded coal.
As shown in Figure 2, a kind of mud system coal-burning installation that utilizes comprises the water extracter that is used for sludge dewatering; Be used to place the feed bin 1 of dehydrated sludge, dehydrated sludge is transported to feed bin 1 by mud transport trolley 9, is used to carry the mud e Foerderanlage 2 of water extracter dehydrated sludge; Mud e Foerderanlage 2 connects the feed end of stirrer 4; Stirrer 4 discharge ends are connected with positive displacement 6, and positive displacement 6 is connected with shaped device 7, and shaped device 7 is connected with finished conveying device 71; Stirrer 4 feed ends also are connected with quantitative adding set of ignition dope and the quantitative adding set of stablizer; Be provided with mud gauger 21 between mud e Foerderanlage 2 and the stirrer 4, stirrer 4 is provided with fly-ash separator 5, and shaped device 7 can adopt shaper commonly used at present to produce moulded coal 8 by production requirement.
The mud e Foerderanlage is rotary conveyor or worm conveyor, and positive displacement is rotary conveyor or worm conveyor, and finished conveying device is a rotary conveyor.
The quantitative adding set of ignition dope comprises ignition dope e Foerderanlage such as rotary conveyor or worm conveyor, and the ignition dope e Foerderanlage connects the ignition dope gauger, and the ignition dope gauger connects stirrer 4 feed ends.
The quantitative adding set of stablizer comprises hold-up vessel 3, and hold-up vessel 3 is connected with worm conveyor, and worm conveyor is connected with stablizer gauger 31, and stablizer gauger 31 connects stirrer 4 feed ends.
Mud gauger, ignition dope gauger and stablizer gauger can adopt weighing batcher.
More than show and described ultimate principle of the present invention, principal character and advantage of the present invention.The technician of the industry should understand; The present invention is not restricted to the described embodiments; That describes in the foregoing description and the specification sheets just explains principle of the present invention; Under the prerequisite that does not break away from spirit and scope of the invention, the present invention also has various changes and modifications, and these variations and improvement all fall in the scope of the invention that requires protection.The present invention requires protection domain to be defined by appending claims and equivalent thereof.

Claims (10)

1. one kind is utilized the coal-fired method of mud system, it is characterized in that comprising step:
1) dehydration is carried out processed with mud, and the water cut after the sludge dewatering treatment in the mud is 40-55wt%;
2) batch mixing, the mud after dehydration adds ignition dope and stablizer mixes, and wherein the ignition dope addition is the 20-30% of dehydrated sludge weight, and the stablizer addition is the 8-15% of dehydrated sludge weight;
3) stir, the mud behind the batch mixing is carried out stirring and evenly mixing;
4) moulding, drying are made carrying out moulding behind the stirring and evenly mixing, carry out drying treatment afterwards.
2. a kind of coal-fired method of mud system of utilizing as claimed in claim 1, it is characterized in that: said ignition dope is a coal dust.
3. a kind of coal-fired method of mud system of utilizing as claimed in claim 1, it is characterized in that: said ignition dope is coal dust and plant break flour, and wherein the coal dust weight content is 70-95%, and all the other are the plant break flour.
4. a kind of coal-fired method of mud system of utilizing as claimed in claim 1 is characterized in that: said stablizer comprises at least a in flyash, limestone powder and the terra alba.
5. a kind of coal-fired method of mud system of utilizing as claimed in claim 1 is characterized in that: also add sticker during said batch mixing, content of binder is the 3-10% of dehydrated sludge weight.
6. a kind of coal-fired method of mud system of utilizing as claimed in claim 1 is characterized in that: also add whipping agent during said batch mixing, the whipping agent addition is the 0.05-0.5% of dehydrated sludge weight.
7. one kind is utilized mud system coal-burning installation; It is characterized in that: comprise the water extracter that is used for sludge dewatering and be used to carry the mud e Foerderanlage of said water extracter dehydrated sludge; Said mud e Foerderanlage connects the feed end of stirrer; Said stirrer discharge end is connected with positive displacement, and said positive displacement is connected with shaped device, and said shaped device is connected with finished conveying device; Said stirrer feed end also is connected with quantitative adding set of ignition dope and the quantitative adding set of stablizer, is provided with the mud gauger between said mud e Foerderanlage and the stirrer.
8. a kind of mud system coal-burning installation that utilizes as claimed in claim 7; It is characterized in that: said mud e Foerderanlage is rotary conveyor or worm conveyor; Said positive displacement is rotary conveyor or worm conveyor, and said finished conveying device is a rotary conveyor.
9. a kind of mud system coal-burning installation that utilizes as claimed in claim 7; It is characterized in that: the quantitative adding set of said ignition dope comprises the ignition dope e Foerderanlage; Said ignition dope e Foerderanlage connects the ignition dope gauger, and said ignition dope gauger connects said stirrer feed end.
10. like the described a kind of mud system coal-burning installation that utilizes of the arbitrary claim of claim 7 to 9; It is characterized in that: the quantitative adding set of said stablizer comprises hold-up vessel; Said hold-up vessel is connected with worm conveyor; Said worm conveyor is connected with the stablizer gauger, and said stablizer gauger connects said stirrer feed end.
CN201110457309XA 2011-12-31 2011-12-31 Method and device for producing bunker coal with sludge Pending CN102517115A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201110457309XA CN102517115A (en) 2011-12-31 2011-12-31 Method and device for producing bunker coal with sludge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201110457309XA CN102517115A (en) 2011-12-31 2011-12-31 Method and device for producing bunker coal with sludge

Publications (1)

Publication Number Publication Date
CN102517115A true CN102517115A (en) 2012-06-27

Family

ID=46288190

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201110457309XA Pending CN102517115A (en) 2011-12-31 2011-12-31 Method and device for producing bunker coal with sludge

Country Status (1)

Country Link
CN (1) CN102517115A (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102796584A (en) * 2012-08-23 2012-11-28 金长山 Environmentally-friendly and energy-saving composite coal and preparation method thereof
CN103409194A (en) * 2013-08-20 2013-11-27 北京宝塔三聚能源科技有限公司 Briquette coal prepared by utilizing sludge and preparation technology thereof
CN105018169A (en) * 2014-04-22 2015-11-04 王玉平 Novel briquette processing technology
CN105132072A (en) * 2015-08-25 2015-12-09 内蒙古天浩纸业有限公司 Waste treatment equipment for paper mill and waste treatment process method for paper mill
CN105802693A (en) * 2016-05-26 2016-07-27 李飞 Fuel prepared from river mud of coal mine areas and preparation method of fuel
CN106367152A (en) * 2016-11-22 2017-02-01 山东科技大学 Environmental protection type coal produced from sludge and fatlute and manufacturing method thereof
CN106479594A (en) * 2016-09-18 2017-03-08 谭清 A kind of production equipment of sludge organism fuel
CN108410535A (en) * 2018-04-17 2018-08-17 太原理工大学 A kind of sludge microvesicle excitation fuel and preparation method thereof

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5980494A (en) * 1982-06-18 1984-05-09 Ishigaki Kiko Kk Solid fuel using sludge of sewage and its preparation
CN101126044A (en) * 2007-09-25 2008-02-20 叶中华 Sludge fire coal and its preparing process
CN101186851A (en) * 2006-11-17 2008-05-28 李芳洲 Clay-free environmental protection energy-saving honeycomb briquette
CN201427921Y (en) * 2009-05-12 2010-03-24 黎志光 Sludge treatment device of urban sewage plant
CN101724483A (en) * 2008-10-15 2010-06-09 李桓宇 Regenerative coal manufactured by sludge garbage and manufacturing method
CN101818091A (en) * 2010-05-14 2010-09-01 韩新平 Straw composite fuel and manufacture method thereof
CN101880567A (en) * 2010-07-09 2010-11-10 绍兴文理学院 Compound type sludge fuel and preparation method thereof
CN201952413U (en) * 2011-03-14 2011-08-31 四川四通欧美环境工程有限公司 Equipment for preparing coal by utilizing sludge
CN102212403A (en) * 2011-05-13 2011-10-12 江苏欣法环保科技有限公司 Method and device for preparing formed sludge fuel
CN202415505U (en) * 2011-12-31 2012-09-05 青州市圣洁环保设备科技有限公司 Device for preparing fire coal by sludge

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5980494A (en) * 1982-06-18 1984-05-09 Ishigaki Kiko Kk Solid fuel using sludge of sewage and its preparation
CN101186851A (en) * 2006-11-17 2008-05-28 李芳洲 Clay-free environmental protection energy-saving honeycomb briquette
CN101126044A (en) * 2007-09-25 2008-02-20 叶中华 Sludge fire coal and its preparing process
CN101724483A (en) * 2008-10-15 2010-06-09 李桓宇 Regenerative coal manufactured by sludge garbage and manufacturing method
CN201427921Y (en) * 2009-05-12 2010-03-24 黎志光 Sludge treatment device of urban sewage plant
CN101818091A (en) * 2010-05-14 2010-09-01 韩新平 Straw composite fuel and manufacture method thereof
CN101880567A (en) * 2010-07-09 2010-11-10 绍兴文理学院 Compound type sludge fuel and preparation method thereof
CN201952413U (en) * 2011-03-14 2011-08-31 四川四通欧美环境工程有限公司 Equipment for preparing coal by utilizing sludge
CN102212403A (en) * 2011-05-13 2011-10-12 江苏欣法环保科技有限公司 Method and device for preparing formed sludge fuel
CN202415505U (en) * 2011-12-31 2012-09-05 青州市圣洁环保设备科技有限公司 Device for preparing fire coal by sludge

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102796584A (en) * 2012-08-23 2012-11-28 金长山 Environmentally-friendly and energy-saving composite coal and preparation method thereof
CN102796584B (en) * 2012-08-23 2014-07-02 金长山 Environmentally-friendly and energy-saving composite coal and preparation method thereof
CN103409194A (en) * 2013-08-20 2013-11-27 北京宝塔三聚能源科技有限公司 Briquette coal prepared by utilizing sludge and preparation technology thereof
CN103409194B (en) * 2013-08-20 2015-09-02 北京宝塔三聚能源科技有限公司 A kind of utilize mud to prepare moulded coal and preparation technology
CN105018169A (en) * 2014-04-22 2015-11-04 王玉平 Novel briquette processing technology
CN105132072A (en) * 2015-08-25 2015-12-09 内蒙古天浩纸业有限公司 Waste treatment equipment for paper mill and waste treatment process method for paper mill
CN105802693A (en) * 2016-05-26 2016-07-27 李飞 Fuel prepared from river mud of coal mine areas and preparation method of fuel
CN106479594A (en) * 2016-09-18 2017-03-08 谭清 A kind of production equipment of sludge organism fuel
CN106479594B (en) * 2016-09-18 2019-05-14 谭清 A kind of production equipment of sludge organism fuel
CN106367152A (en) * 2016-11-22 2017-02-01 山东科技大学 Environmental protection type coal produced from sludge and fatlute and manufacturing method thereof
CN108410535A (en) * 2018-04-17 2018-08-17 太原理工大学 A kind of sludge microvesicle excitation fuel and preparation method thereof

Similar Documents

Publication Publication Date Title
CN102517115A (en) Method and device for producing bunker coal with sludge
CN102491608B (en) Production method of sludge biomass environment-friendly fuel
CN105948607A (en) Carbonized plant fiber reinforced coal gangue brick and production method thereof
CN105439409A (en) Sludge and straw mixed squeezing treatment method and device
CN102320812A (en) Method for manufacturing sintered product by wet sludge
CN105733734A (en) Method and device for preparing fuel by means of mixing coke powder with sludge from sewage plants
CN101746940A (en) Dewatering sludge alkaline type semi-desiccation processing method of sewage treatment plants
CN103739184A (en) Method for drying and direct blending combustion of domestic sludge by using dry-process cement kiln waste heat
CN109181807A (en) A kind of preparation method of sewage sludge biomass environment-friendly fuel
CN204737932U (en) Bio pellet fuel's equipment is recycled to waste wood material, bits, powder and useless bamboo
CN100580317C (en) City sludge reclamation processing and utilization method
CN202415505U (en) Device for preparing fire coal by sludge
CN102533379B (en) Sludge synthetic fuel
KR101334667B1 (en) support fuel
CN103396019A (en) Method for resource utilization of water-containing sludge
CN212790875U (en) Production facility of waste cloth leather sludge treatment in coordination
CN102042599A (en) Resource utilization method of biomass waste
CN105602647B (en) House refuse, the wooden chaff, cow dung, pulverized limestone mixed-forming fuel and preparation process
CN103756749B (en) Production line of a kind of sludge straw propellant combination and preparation method thereof
CN111548838A (en) Kitchen waste fuel ball and manufacturing method thereof
CN204281705U (en) Utilize the device of mud fire coal
CN102899119B (en) Sludge synthetic fuel and method for preparing same
CN206046644U (en) A kind of agricultural wastes cooperate with feed system
CN102453579A (en) Process and device for producing coal by recycling sludge
CN107903974A (en) A kind of biomass solid fuel and its processing technology

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20120627