CN107312581A - The surface additive and its application process of a kind of biomass coal-water slurry - Google Patents

The surface additive and its application process of a kind of biomass coal-water slurry Download PDF

Info

Publication number
CN107312581A
CN107312581A CN201710697613.9A CN201710697613A CN107312581A CN 107312581 A CN107312581 A CN 107312581A CN 201710697613 A CN201710697613 A CN 201710697613A CN 107312581 A CN107312581 A CN 107312581A
Authority
CN
China
Prior art keywords
coal
biomass
water
butt
water slurry
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
CN201710697613.9A
Other languages
Chinese (zh)
Inventor
魏长宏
李响
吴静
刘建民
齐笑言
于丽新
刘艇安
吴松羽
徐天元
张建峰
李成俊
李海强
孟月
吕晶
郎业兴
张佳佳
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.)
State Grid Corp of China SGCC
Electric Power Research Institute of State Grid Liaoning Electric Power Co Ltd
Liaoning Dongke Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
Electric Power Research Institute of State Grid Liaoning Electric Power Co Ltd
Liaoning Dongke Electric Power 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 State Grid Corp of China SGCC, Electric Power Research Institute of State Grid Liaoning Electric Power Co Ltd, Liaoning Dongke Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201710697613.9A priority Critical patent/CN107312581A/en
Publication of CN107312581A publication Critical patent/CN107312581A/en
Pending legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10LFUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L1/00Liquid carbonaceous fuels
    • C10L1/10Liquid carbonaceous fuels containing additives
    • C10L1/14Organic compounds
    • C10L1/143Organic compounds mixtures of organic macromolecular compounds with organic non-macromolecular compounds
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10LFUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L1/00Liquid carbonaceous fuels
    • C10L1/32Liquid carbonaceous fuels consisting of coal-oil suspensions or aqueous emulsions or oil emulsions
    • C10L1/326Coal-water suspensions
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10LFUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L1/00Liquid carbonaceous fuels
    • C10L1/10Liquid carbonaceous fuels containing additives
    • C10L1/14Organic compounds
    • C10L1/16Hydrocarbons
    • C10L1/1616Hydrocarbons fractions, e.g. lubricants, solvents, naphta, bitumen, tars, terpentine
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10LFUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L1/00Liquid carbonaceous fuels
    • C10L1/10Liquid carbonaceous fuels containing additives
    • C10L1/14Organic compounds
    • C10L1/18Organic compounds containing oxygen
    • C10L1/192Macromolecular compounds
    • C10L1/198Macromolecular compounds obtained otherwise than by reactions involving only carbon-to-carbon unsaturated bonds homo- or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon to carbon double bond, and at least one being terminated by an acyloxy radical of a saturated carboxylic acid, of carbonic acid
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10LFUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L1/00Liquid carbonaceous fuels
    • C10L1/10Liquid carbonaceous fuels containing additives
    • C10L1/14Organic compounds
    • C10L1/24Organic compounds containing sulfur, selenium and/or tellurium
    • C10L1/2431Organic compounds containing sulfur, selenium and/or tellurium sulfur bond to oxygen, e.g. sulfones, sulfoxides
    • C10L1/2437Sulfonic acids; Derivatives thereof, e.g. sulfonamides, sulfosuccinic acid esters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Solid Fuels And Fuel-Associated Substances (AREA)

Abstract

The invention belongs to the surface additive and its application process in COAL-WATER SLURRY TECHNOLOGY field, more particularly to a kind of biomass coal-water slurry, the specifically a kind of surface additive and its application process of stalk water-coal-slurry.The present invention is constituted by ratio of weight and the number of copies including following component:Lignosulfonates:60~85 parts;Polyethylene glycol:5~10 parts;Coal tar:10~30 parts.The present invention significantly reduces the water imbibition of biomass straw powder, pass through the synergy of anion and nonionic surfactant, enhance the hydrophobicity of coal dust and biomass straw powder, the zeta current potentials of coal dust and biomass straw particle surface are improved, and then improve its dispersiveness in water.The biomass straw water-coal-slurry body has preferable mobility, relatively low apparent viscosity and good stability.Surface additive low in raw material price is compounded, easily purchase, while the complex additive simple production process, better performances.

Description

The surface additive and its application process of a kind of biomass coal-water slurry
Technical field
The invention belongs to surface additive and its application in COAL-WATER SLURRY TECHNOLOGY field, more particularly to a kind of biomass coal-water slurry Method, the specifically a kind of surface additive and its application process of stalk water-coal-slurry.
Background technology
China is a large agricultural country, and the annual production of agricultural crop straw is very huge, is used as the low-grade material containing energy, stalk money Source collects total amount and surpasses 700,000,000 tons every year.Recently as the fast development of China's economic construction, the national demand to all kinds of energy It is constantly soaring, utilize biomass --- the technology such as stalk direct combustion generates electricity, gasification is developed.Therefore how stalk resource to be entered The important development direction that one step is efficient, cleaning utilization is field of energy utilization.
China is a coal resources big country, and efficient, the clean utilization technology for greatly developing coal resources meet China's base This national conditions.COAL-WATER SLURRY TECHNOLOGY is the part of coal in China efficiently, important in clean utilization technology, can as coal cleaning Burning and the raw material of gasification.It is by 60%-70% coal dust, 30%-40% water and 1% or so chemical addition agent, by certain Preparation technology process, be it is a kind of efficiently, cleaning Coal-based Liquid Fuel.It can be as oil pipe transportation, storage deposit, pump It is preferable oil-substituted fuel and gasified raw material to send, be atomized and stablize burning.
Biomass of the present invention refers to the stalk of the crops such as wheat, paddy rice, corn, therefore, how by stalk and water Coal slurry is efficient, clean utilization technology is combined, and develops a kind of suitable biomass --- the surface additive of stalk water-coal-slurry, and It is made and meets National Industrial standard --- biomass that water-coal-slurry National Industrial prepares standard GB/T 18855-2002 --- stalk Water-coal-slurry, to improving China's biomass --- the comprehensive utilization ratio of stalk and the Popularization And Development of COAL-WATER SLURRY TECHNOLOGY have positive work With.Based on this, I thinks to develop a kind of biomass --- stalk water-coal-slurry and its surface additive are necessary.
The content of the invention
For above-mentioned problems of the prior art, the present invention provide a kind of biomass coal-water slurry surface additive and Its application process.It is a kind of with preferable mobility, relatively low apparent viscosity and good stability its purpose is to provide Biomass coal-water slurry surface additive and application process, meet indices and meet《Water-coal-slurry National Industrial prepares standard》 (GB/T 18855-2002)Biomass coal-water slurry.
In order to realize foregoing invention purpose, the present invention is achieved by the following technical solutions:
A kind of surface additive of biomass coal-water slurry, including following component are constituted by ratio of weight and the number of copies:Lignosulfonates:60 ~85 parts;Polyethylene glycol:5~10 parts;Coal tar:10~30 parts;Its preparation method is:Lignin is taken by above-mentioned ratio of weight and number Sulfonate, polyethylene glycol and coal tar, above-mentioned three kinds of components are well mixed, the surface additive of biomass coal-water slurry is produced.
The lignosulfonates include sodium lignin sulfonate or calcium lignosulfonate.
The polyethylene glycol refers to the polymer of α-hydrogen-ω-hydroxyl (oxygen -1,2- second diyl), also known as ethylene glycol polyoxyethylene Ether, its molecular formula is HO (CH2CH2O) nH, its mean molecule quantity is 2000~6000.
The coal tar refers to naphtalene oil, and naphtalene oil is a kind of polycyclic aromatic hydrocarbon, and molecular formula is C10H8, its mean molecule quantity is 128.18。
A kind of application process of the surface additive of biomass coal-water slurry, comprises the following steps:
Step 1:According to 60%~70% slurrying concentration, the part by weight of water, coal dust and biomass powder, water are determined:30%~ 40%, coal dust and biomass powder:60%~70%, the surface additive of biomass coal-water slurry is added to according to parts by weight ratio It is standby after stirring in water;
Step 2:Feed coal is taken, is crushed, 75% is crushed to by 200 mesh, screening obtains the butt coal dust of slurrying;Take again Biomass starting material, passes through 25 DEG C of sunshine or baking oven --- it is dried at 110 DEG C, drying time is 2-240 hours, then is crushed to 75% obtains the butt biomass powder of slurrying by 200 mesh, screening;The butt biomass powder selects powder of straw;Meet dry The part by weight of based biomass powder and butt coal dust is 1~4:10~50, the biomass refers to the agricultures such as wheat, paddy rice, corn The stalk of crop;
Step 3:The surface additive consumption of biomass coal-water slurry is the 0.8%~1.2% of butt coal dust weight;By obtained by step 1 In the surface additive of biomass coal-water slurry after adding water, the butt coal dust obtained in step 2 is added, and is stirred continuously, afterwards Butt biomass powder is added, and is stirred, that is, biomass coal-water slurry is made.
A kind of application process of the surface additive of biomass coal-water slurry, can also be and be made up of following steps:Press According to 60%~70% slurrying concentration, by the surface additive of biomass coal-water slurry, butt coal dust, butt biomass powder and water press than Example, is added directly into wet ball mill and biomass coal-water slurry is made;The surface additive consumption of the biomass coal-water slurry is The 0.8%~1.2% of butt coal dust weight.
A kind of surface additive of the biomass coal-water slurry, it is characterized in that:Including following component group by ratio of weight and the number of copies Into:Lignosulfonates:85;Polyethylene glycol:5;Coal tar:10;Its preparation method is:Lignin is taken by above-mentioned ratio of weight and number 8.5 kilograms of sulfonate, the lignosulfonates select sodium lignin sulfonate;5 kilograms of taking polyethylene glycol, the polyethylene glycol choosing Spent glycol APEO;1.0 kilograms of coal tar is taken, the coal tar chooses naphtalene oil;Above-mentioned three kinds of components are stirred, It is well mixed, the surface additive of biomass coal-water slurry is produced, the surface additive of the biomass coal-water slurry is solid state powder Shape mixture.
A kind of application process of the surface additive of biomass coal-water slurry, comprises the following steps:
Step 1:According to 66% slurrying concentration, the part by weight of water, coal dust and biomass powder, water are determined:34%, coal dust and life Material powder:66%, the surface additive of biomass coal-water slurry is added to the water according to parts by weight ratio, stir standby With;
Step 2:Feed coal is taken, is crushed, 75% is crushed to by 200 mesh, screening obtains the butt coal dust of slurrying;Take again Biomass starting material, by being dried at 105 DEG C of baking oven, drying time is 5 hours, then is crushed to 75% by 200 mesh, screening, Obtain the butt biomass powder of slurrying;The biomass can select wheat stalk;The butt biomass powder selects stalk Powder, the part by weight for meeting butt biomass powder and butt coal dust is 1:10;
Step 3:It is the 1.2% of butt coal dust weight by the surface additive consumption of biomass coal-water slurry;It will be added water obtained by step 1 In the surface additive of biomass coal-water slurry afterwards, the butt coal dust obtained in step 2 is added, and is stirred continuously, is added again afterwards Enter butt biomass powder, and stir, that is, biomass coal-water slurry is made;
It is stalk mixture that the surface additive of the biomass coal-water slurry, which is applied to Yangcheng coal and biomass, by abovementioned steps In slurrying, apparent viscosity is controlled in 1000mPa.s, 25 DEG C of water-coal-slurry temperature, and shear rate is 100s-1Lower left and right, the life being made The maximum slurry concentration of material water-coal-slurry is 65.5%;Good fluidity;Stability is more than 1 month.
A kind of surface additive of biomass coal-water slurry, including following component are constituted by ratio of weight and the number of copies:Lignin Sulfonate:70;Polyethylene glycol:10;Coal tar:20;Its preparation method is:Lignosulfonates are taken by above-mentioned ratio of weight and number 7.0 kilograms, the lignosulfonates select calcium lignosulfonate;1.0 kilograms of taking polyethylene glycol, the polyethylene glycol selects second Glycol APEO;2.0 kilograms of coal tar is taken, the coal tar chooses naphtalene oil;Above-mentioned three kinds of components are stirred, mixed Uniformly, the surface additive of biomass coal-water slurry is produced, the surface additive of the biomass coal-water slurry is mixed for solid powder Compound.
A kind of application process of the surface additive of described biomass coal-water slurry, comprises the following steps:
Step 1:According to 65% slurrying concentration, the part by weight of water, coal dust and biomass powder, water are determined:35%, coal dust and life Material powder:65%, the surface additive of biomass coal-water slurry is added to the water according to parts by weight ratio, stir standby With;
Step 2:Feed coal is taken, is crushed, 75% is crushed to by 200 mesh, screening obtains the butt coal dust of slurrying;Again Biomass starting material is taken, by being dried at 30 DEG C of sunshine, drying time is 240 hours, then be crushed to 75% by 200 mesh, sieve Point, obtain the butt biomass powder of slurrying;The biomass can select rice straw;The butt biomass powder selects water Rice straw powder, the part by weight for meeting butt biomass powder and butt coal dust is 1:10;
Step 3:It is the 0.8% of butt coal dust weight by the surface additive consumption of biomass coal-water slurry;It will be added water obtained by step 1 In the surface additive of biomass coal-water slurry afterwards, the butt coal dust obtained in step 2 is added, and is stirred continuously, is added again afterwards Enter butt biomass powder, and stir, that is, biomass coal-water slurry is made;
It is stalk mixture that the surface additive of the biomass coal-water slurry, which is applied to Jincheng Coal and biomass, by abovementioned steps In slurrying, apparent viscosity is controlled in 1000mPa.s, 25 DEG C of water-coal-slurry temperature, and shear rate is 100s-1Lower left and right, the life being made The maximum slurry concentration 64.3% of material water-coal-slurry, good fluidity, stability is more than 1.5 months.
Advantages of the present invention and beneficial effect are:
The compounding surface additive that the present invention is used mixed by a certain percentage by lignosulfonates, polyethylene glycol and coal tar and Into three's collaboration plays a role, and by polyethylene glycol and the parcel of coal tar, significantly reduces the water suction of biomass straw powder Property, by the synergy of anion and nonionic surfactant, the hydrophobicity of coal dust and biomass straw powder is enhanced, The zeta current potentials of coal dust and biomass straw particle surface are improved, and then improve its dispersiveness in water.The biomass Stalk water-coal-slurry body has preferable mobility, relatively low apparent viscosity and good stability.Compound surface additive raw material It is cheap, easily purchase, while the complex additive simple production process, better performances.
The present invention is described in detail with reference to specific implementation case, is only the preferred case of the present invention below, The scope of the present invention can not be limited with this.
Embodiment
The present invention is the surface additive and its application process of a kind of biomass coal-water slurry.Wherein, a kind of biomass water coal The surface additive of slurry, including following component are constituted by ratio of weight and the number of copies:
Lignosulfonates:60~85 parts;
Polyethylene glycol:5~10 parts;
Coal tar:10~30 parts.
The lignosulfonates include sodium lignin sulfonate or calcium lignosulfonate.
The polyethylene glycol refers to the polymer of α-hydrogen-ω-hydroxyl (oxygen -1,2- second diyl), also known as ethylene glycol polyoxyethylene Ether, its molecular formula is HO (CH2CH2O) nH, its mean molecule quantity is 2000~6000;
The coal tar refers to naphtalene oil, and naphtalene oil is a kind of polycyclic aromatic hydrocarbon, and molecular formula is C10H8, its mean molecule quantity is 128.18。
Its preparation method is:Lignosulfonates, polyethylene glycol and coal tar are taken by above-mentioned ratio of weight and number, by above-mentioned three Plant component to be well mixed, produce the surface additive of biomass coal-water slurry, the surface additive of the biomass coal-water slurry is solid State powder mixture.
A kind of application process of the surface additive of biomass coal-water slurry is:
Step 1:According to 60%~70% slurrying concentration, the part by weight of water, coal dust and biomass powder, water are determined:30%~ 40%, coal dust and biomass powder:60%~70%, the surface additive of biomass coal-water slurry is added to according to parts by weight ratio It is standby after stirring in water;
Step 2:Feed coal is taken, is crushed, 75% is crushed to by 200 mesh, screening obtains the butt coal dust of slurrying;Take again Biomass starting material, passes through 25 DEG C of sunshine or baking oven --- it is dried at 110 DEG C, drying time is 2-240 hours, then is crushed to 75% obtains the butt biomass powder of slurrying by 200 mesh, screening;The butt biomass powder selects powder of straw;Meet dry The part by weight of based biomass powder and butt coal dust is 1~4:10~50, the biomass refers to the agricultures such as wheat, paddy rice, corn The stalk of crop.
Step 3:The surface additive consumption of biomass coal-water slurry is the 0.8%~1.2% of butt coal dust weight;By step 1 Gained add water after biomass coal-water slurry surface additive in, add obtained butt coal dust in step 2, and be stirred continuously, Butt biomass powder is added afterwards, and is stirred, that is, biomass coal-water slurry is made.
A kind of application process of the surface additive of biomass coal-water slurry, can also be:It is dense according to 60%~70% slurrying Degree, is added directly into wet type by the surface additive of biomass coal-water slurry, butt coal dust, butt biomass powder and water in proportion Biomass coal-water slurry is made in ball mill;The surface additive consumption of the biomass coal-water slurry is the 0.8% of butt coal dust weight ~1.2%.
Embodiment 1:
A kind of surface additive of biomass coal-water slurry of the present invention, including following component are constituted by ratio of weight and the number of copies:
Lignosulfonates:85;
Polyethylene glycol:5;
Coal tar:10.
Its preparation method is:8.5 kilograms of lignosulfonates, the lignosulfonates choosing are taken by above-mentioned ratio of weight and number Use sodium lignin sulfonate;5 kilograms of taking polyethylene glycol, the polyethylene glycol selects ethylene polyethenoxy ether;Take coal tar 1.0 public Jin, the coal tar chooses naphtalene oil;Above-mentioned three kinds of components are stirred, is well mixed, produces the surface of biomass coal-water slurry Additive, the surface additive of the biomass coal-water slurry is solid powder mixture.
A kind of application process of the surface additive of biomass coal-water slurry is:
Step 1:According to 66% slurrying concentration, the part by weight of water, coal dust and biomass powder, water are determined:34%, coal dust and life Material powder:66%, the surface additive of biomass coal-water slurry is added to the water according to parts by weight ratio, stir standby With;
Step 2:Feed coal is taken, is crushed, 75% is crushed to by 200 mesh, screening obtains the butt coal dust of slurrying;Take again Biomass starting material, by being dried at 105 DEG C of baking oven, drying time is 5 hours, then is crushed to 75% by 200 mesh, screening, Obtain the butt biomass powder of slurrying;The biomass can select wheat stalk;The butt biomass powder selects stalk Powder, the part by weight for meeting butt biomass powder and butt coal dust is 1:10.
Step 3:It is the 1.2% of butt coal dust weight by the surface additive consumption of biomass coal-water slurry;By obtained by step 1 In the surface additive of biomass coal-water slurry after adding water, the butt coal dust obtained in step 2 is added, and is stirred continuously, afterwards Butt biomass powder is added, and is stirred, that is, biomass coal-water slurry is made.
It is stalk mixing that the surface additive of the biomass coal-water slurry, which is applied to Yangcheng coal and biomass, by abovementioned steps In the slurrying of thing, apparent viscosity is controlled in 1000mPa.s, 25 DEG C of water-coal-slurry temperature, and shear rate is 100s-1Lower left and right, is made Biomass coal-water slurry maximum slurry concentration be 65.5%;Good fluidity;Stability is more than 1 month.
Embodiment 2:
A kind of surface additive of biomass coal-water slurry of the present invention, including following component are constituted by ratio of weight and the number of copies:
Lignosulfonates:70;
Polyethylene glycol:10;
Coal tar:20.
Its preparation method is:7.0 kilograms of lignosulfonates, the lignosulfonates choosing are taken by above-mentioned ratio of weight and number Use calcium lignosulfonate;1.0 kilograms of taking polyethylene glycol, the polyethylene glycol selects ethylene polyethenoxy ether;Take coal tar 2.0 Kilogram, the coal tar chooses naphtalene oil;Above-mentioned three kinds of components are stirred, is well mixed, produces the table of biomass coal-water slurry Face additive, the surface additive of the biomass coal-water slurry is solid powder mixture.
A kind of application process of the surface additive of biomass coal-water slurry is:
Step 1:According to 65% slurrying concentration, the part by weight of water, coal dust and biomass powder, water are determined:35%, coal dust and life Material powder:65%, the surface additive of biomass coal-water slurry is added to the water according to parts by weight ratio, stir standby With;
Step 2:Feed coal is taken, is crushed, 75% is crushed to by 200 mesh, screening obtains the butt coal dust of slurrying;Again Biomass starting material is taken, by being dried at 30 DEG C of sunshine, drying time is 240 hours, then be crushed to 75% by 200 mesh, sieve Point, obtain the butt biomass powder of slurrying;The biomass can select rice straw;The butt biomass powder selects water Rice straw powder, the part by weight for meeting butt biomass powder and butt coal dust is 1:10.
Step 3:It is the 0.8% of butt coal dust weight by the surface additive consumption of biomass coal-water slurry;By obtained by step 1 In the surface additive of biomass coal-water slurry after adding water, the butt coal dust obtained in step 2 is added, and is stirred continuously, afterwards Butt biomass powder is added, and is stirred, that is, biomass coal-water slurry is made.
It is stalk mixing that the surface additive of the biomass coal-water slurry, which is applied to Jincheng Coal and biomass, by abovementioned steps In the slurrying of thing, apparent viscosity is controlled in 1000mPa.s, 25 DEG C of water-coal-slurry temperature, and shear rate is 100s-1Lower left and right, is made Biomass coal-water slurry maximum slurry concentration 64.3%, good fluidity, stability be more than 1.5 months.
Embodiment 3:
A kind of surface additive of biomass coal-water slurry of the present invention, including following component are constituted by ratio of weight and the number of copies:
Lignosulfonates:60;
Polyethylene glycol:10;
Coal tar:30.
Its preparation method is:6.0 kilograms of lignosulfonates, the lignosulfonates choosing are taken by above-mentioned ratio of weight and number Use sodium lignin sulfonate;1.0 kilograms of taking polyethylene glycol, the polyethylene glycol selects ethylene polyethenoxy ether;Take coal tar 3.0 Kilogram, the coal tar chooses naphtalene oil;Above-mentioned three kinds of components are stirred, is well mixed, produces the table of biomass coal-water slurry Face additive, the surface additive of the biomass coal-water slurry is solid powder mixture.
A kind of application process of the surface additive of biomass coal-water slurry is:
Step 1:According to 65% slurrying concentration, the part by weight of water, coal dust and biomass powder, water are determined:35%, coal dust and life Material powder:65%, the surface additive of biomass coal-water slurry is added to the water according to parts by weight ratio, stir standby With;
Step 2:Feed coal is taken, is crushed, 75% is crushed to by 200 mesh, screening obtains the butt coal dust of slurrying;Again Biomass starting material is taken, by being dried at 105 DEG C of baking oven, drying time is 4 hours, then be crushed to 75% by 200 mesh, sieve Point, obtain the butt biomass powder of slurrying;The biomass selects maize straw;The butt biomass powder selects corn stalk Stalk powder, the part by weight for meeting butt biomass powder and butt coal dust is 1:10.
Step 3:It is the 1.2% of butt coal dust weight by the surface additive consumption of biomass coal-water slurry;By obtained by step 1 In the surface additive of biomass coal-water slurry after adding water, the butt coal dust obtained in step 2 is added, and is stirred continuously, afterwards Butt biomass powder is added, and is stirred, that is, biomass coal-water slurry is made.
It is stalk mixing that the surface additive of the biomass coal-water slurry, which is applied to Yanzhou coal and biomass, by abovementioned steps In the slurrying of thing, apparent viscosity is controlled in 1000mPa.s, 25 DEG C of water-coal-slurry temperature, and shear rate is 100s-1Lower left and right, is made Biomass coal-water slurry maximum slurry concentration be 63.5%;Good fluidity;Stability is more than 1 month.
Embodiment 4:
A kind of surface additive of biomass coal-water slurry of the present invention, including following component are constituted by ratio of weight and the number of copies:
Lignosulfonates:75;
Polyethylene glycol:8;
Coal tar:17.
Its preparation method is:7.5 kilograms of lignosulfonates, the lignosulfonates choosing are taken by above-mentioned ratio of weight and number Use calcium lignosulfonate;0.8 kilogram of taking polyethylene glycol, the polyethylene glycol selects ethylene polyethenoxy ether;Take coal tar 1.7 Kilogram, the coal tar chooses naphtalene oil;Above-mentioned three kinds of components are stirred, is well mixed, produces the table of biomass coal-water slurry Face additive, the surface additive of the biomass coal-water slurry is solid powder mixture.
A kind of application process of the surface additive of biomass coal-water slurry is:
Step 1:According to 68% slurrying concentration, the part by weight of water, coal dust and biomass powder, water are determined:38%, coal dust and life Material powder:62%, the surface additive of biomass coal-water slurry is added to the water according to parts by weight ratio, stir standby With;
Step 2:Feed coal is taken, is crushed, 75% is crushed to by 200 mesh, screening obtains the butt coal dust of slurrying;Take again Biomass starting material, by being dried at 110 DEG C of baking oven, drying time is 3 hours, then is crushed to 75% by 200 mesh, screening, Obtain the butt biomass powder of slurrying;The biomass can select maize straw;The butt biomass powder selects stalk Powder, the part by weight for meeting butt biomass powder and butt coal dust is 1:10;
Step 3:It is the 1% of butt coal dust weight by the surface additive consumption of biomass coal-water slurry;After being added water obtained by step 1 Biomass coal-water slurry surface additive in, add obtained butt coal dust in step 2, and be stirred continuously, add afterwards Butt biomass powder, and stir, that is, biomass coal-water slurry is made.
Yongcheng coal and biomass is applied to be stalk mixture the surface additive of the biomass coal-water slurry by abovementioned steps Slurrying in, apparent viscosity control is in 1000mPa.s, 25 DEG C of water-coal-slurry temperature, and shear rate is 100s-1Lower left and right, is made The maximum slurry concentration of biomass coal-water slurry is 66%;Good fluidity;Stability is more than 1 month.
Embodiment 5:
A kind of surface additive of biomass coal-water slurry of the present invention, including following component are constituted by ratio of weight and the number of copies:
Lignosulfonates:65;
Polyethylene glycol:5;
Coal tar:30.
Its preparation method is:6.5 kilograms of lignosulfonates, the lignosulfonates choosing are taken by above-mentioned ratio of weight and number Use calcium lignosulfonate;0.5 kilogram of taking polyethylene glycol, the polyethylene glycol selects ethylene polyethenoxy ether;Take coal tar 3.0 Kilogram, the coal tar chooses naphtalene oil;Above-mentioned three kinds of components are stirred, is well mixed, produces the table of biomass coal-water slurry Face additive, the surface additive of the biomass coal-water slurry is solid powder mixture.
A kind of application process of the surface additive of biomass coal-water slurry is:
Step 1:According to 64% slurrying concentration, the part by weight of water, coal dust and biomass powder, water are determined:36%, coal dust and life Material powder:64%, the surface additive of biomass coal-water slurry is added to the water according to parts by weight ratio, stir standby With;
Step 2:Feed coal is taken, is crushed, 75% is crushed to by 200 mesh, screening obtains the butt coal dust of slurrying;Again Biomass starting material is taken, by being dried at 25 DEG C of baking oven, drying time is 240 hours, then is crushed to 75% by 200 mesh, Screening, obtains the butt biomass powder of slurrying;The biomass can select maize straw;The butt biomass powder is selected Corn stalk powder, the part by weight for meeting butt biomass powder and butt coal dust is 1:10.
Step 3:It is the 0.9% of butt coal dust weight by the surface additive consumption of biomass coal-water slurry;By obtained by step 1 In the surface additive of biomass coal-water slurry after adding water, the butt coal dust obtained in step 2 is added, and is stirred continuously, afterwards Butt biomass powder is added, and is stirred, that is, biomass coal-water slurry is made.
Peaceful coal and biomass is applied to be stalk mixture the surface additive of the biomass coal-water slurry by abovementioned steps In slurrying, apparent viscosity is controlled in 1000mPa.s, 25 DEG C of water-coal-slurry temperature, and shear rate is 100s-1Lower left and right, the life being made The maximum slurry concentration of material water-coal-slurry is 62.7;Good fluidity;Stability is more than 1.5 months.

Claims (10)

1. a kind of surface additive of biomass coal-water slurry, it is characterized in that:Constituted by ratio of weight and the number of copies including following component:
Lignosulfonates:60~85 parts;
Polyethylene glycol:5~10 parts;
Coal tar:10~30 parts;
Its preparation method is:Lignosulfonates, polyethylene glycol and coal tar are taken by above-mentioned ratio of weight and number, by above-mentioned three kinds of groups Part is well mixed, produces the surface additive of biomass coal-water slurry.
2. a kind of surface additive of biomass coal-water slurry according to claim 1, it is characterized in that:The sulfomethylated lignin Hydrochlorate includes sodium lignin sulfonate or calcium lignosulfonate.
3. a kind of surface additive of biomass coal-water slurry according to claim 1, it is characterized in that:The polyethylene glycol Refer to the polymer of α-hydrogen-ω-hydroxyl (oxygen -1,2- second diyl), also known as ethylene polyethenoxy ether, its molecular formula is HO (CH2CH2O) nH, its mean molecule quantity is 2000~6000.
4. a kind of surface additive of biomass coal-water slurry according to claim 1, it is characterized in that:The coal tar is Refer to naphtalene oil, naphtalene oil is a kind of polycyclic aromatic hydrocarbon, and molecular formula is C10H8, its mean molecule quantity is 128.18.
5. a kind of application process of the surface additive of biomass coal-water slurry according to claim 1, it is characterized in that:Bag Include following steps:
Step 1:According to 60%~70% slurrying concentration, the part by weight of water, coal dust and biomass powder, water are determined:30%~ 40%, coal dust and biomass powder:60%~70%, the surface additive of biomass coal-water slurry is added to according to parts by weight ratio It is standby after stirring in water;
Step 2:Feed coal is taken, is crushed, 75% is crushed to by 200 mesh, screening obtains the butt coal dust of slurrying;Take again Biomass starting material, passes through 25 DEG C of sunshine or baking oven --- it is dried at 110 DEG C, drying time is 2-240 hours, then is crushed to 75% obtains the butt biomass powder of slurrying by 200 mesh, screening;The butt biomass powder selects powder of straw;Meet dry The part by weight of based biomass powder and butt coal dust is 1~4:10~50, the biomass refers to the agricultures such as wheat, paddy rice, corn The stalk of crop;
Step 3:The surface additive consumption of biomass coal-water slurry is the 0.8%~1.2% of butt coal dust weight;By obtained by step 1 In the surface additive of biomass coal-water slurry after adding water, the butt coal dust obtained in step 2 is added, and is stirred continuously, afterwards Butt biomass powder is added, and is stirred, that is, biomass coal-water slurry is made.
6. a kind of application process of the surface additive of biomass coal-water slurry according to claim 5, it is characterized in that:Also Can be made up of following steps:
According to 60%~70% slurrying concentration, by the surface additive of biomass coal-water slurry, butt coal dust, butt biomass powder and Water in proportion, is added directly into wet ball mill and biomass coal-water slurry is made;The surface additive of the biomass coal-water slurry Consumption is the 0.8%~1.2% of butt coal dust weight.
7. a kind of surface additive of biomass coal-water slurry according to claim 1, it is characterized in that:Including following component Constitute by ratio of weight and the number of copies:
Lignosulfonates:85;
Polyethylene glycol:5;
Coal tar:10;
Its preparation method is:8.5 kilograms of lignosulfonates are taken by above-mentioned ratio of weight and number, the lignosulfonates are from wood Quality sodium sulfonate;5 kilograms of taking polyethylene glycol, the polyethylene glycol selects ethylene polyethenoxy ether;1.0 kilograms of coal tar is taken, The coal tar chooses naphtalene oil;Above-mentioned three kinds of components are stirred, are well mixed, the surface addition of biomass coal-water slurry is produced Agent, the surface additive of the biomass coal-water slurry is solid powder mixture.
8. a kind of application process of the surface additive of biomass coal-water slurry according to claim 5, it is characterized in that:Including Following steps:
Step 1:According to 66% slurrying concentration, the part by weight of water, coal dust and biomass powder, water are determined:34%, coal dust and life Material powder:66%, the surface additive of biomass coal-water slurry is added to the water according to parts by weight ratio, stir standby With;
Step 2:Feed coal is taken, is crushed, 75% is crushed to by 200 mesh, screening obtains the butt coal dust of slurrying;Take again Biomass starting material, by being dried at 105 DEG C of baking oven, drying time is 5 hours, then is crushed to 75% by 200 mesh, screening, Obtain the butt biomass powder of slurrying;The biomass can select wheat stalk;The butt biomass powder selects stalk Powder, the part by weight for meeting butt biomass powder and butt coal dust is 1:10;
Step 3:It is the 1.2% of butt coal dust weight by the surface additive consumption of biomass coal-water slurry;It will be added water obtained by step 1 In the surface additive of biomass coal-water slurry afterwards, the butt coal dust obtained in step 2 is added, and is stirred continuously, is added again afterwards Enter butt biomass powder, and stir, that is, biomass coal-water slurry is made;
It is stalk mixture that the surface additive of the biomass coal-water slurry, which is applied to Yangcheng coal and biomass, by abovementioned steps In slurrying, apparent viscosity is controlled in 1000mPa.s, 25 DEG C of water-coal-slurry temperature, and shear rate is 100s-1Lower left and right, the life being made The maximum slurry concentration of material water-coal-slurry is 65.5%;Good fluidity;Stability is more than 1 month.
9. a kind of surface additive of biomass coal-water slurry according to claim 1, it is characterized in that:Including following component Constitute by ratio of weight and the number of copies:
Lignosulfonates:70;
Polyethylene glycol:10;
Coal tar:20;
Its preparation method is:7.0 kilograms of lignosulfonates are taken by above-mentioned ratio of weight and number, the lignosulfonates are from wood Quality sulfoacid calcium;1.0 kilograms of taking polyethylene glycol, the polyethylene glycol selects ethylene polyethenoxy ether;Take coal tar 2.0 public Jin, the coal tar chooses naphtalene oil;Above-mentioned three kinds of components are stirred, is well mixed, produces the surface of biomass coal-water slurry Additive, the surface additive of the biomass coal-water slurry is solid powder mixture.
10. a kind of application process of the surface additive of biomass coal-water slurry according to claim 5, it is characterized in that:Bag Include following steps:
Step 1:According to 65% slurrying concentration, the part by weight of water, coal dust and biomass powder, water are determined:35%, coal dust and life Material powder:65%, the surface additive of biomass coal-water slurry is added to the water according to parts by weight ratio, stir standby With;
Step 2:Feed coal is taken, is crushed, 75% is crushed to by 200 mesh, screening obtains the butt coal dust of slurrying;Again Biomass starting material is taken, by being dried at 30 DEG C of sunshine, drying time is 240 hours, then be crushed to 75% by 200 mesh, sieve Point, obtain the butt biomass powder of slurrying;The biomass can select rice straw;The butt biomass powder selects water Rice straw powder, the part by weight for meeting butt biomass powder and butt coal dust is 1:10;
Step 3:It is the 0.8% of butt coal dust weight by the surface additive consumption of biomass coal-water slurry;It will be added water obtained by step 1 In the surface additive of biomass coal-water slurry afterwards, the butt coal dust obtained in step 2 is added, and is stirred continuously, is added again afterwards Enter butt biomass powder, and stir, that is, biomass coal-water slurry is made;
It is stalk mixture that the surface additive of the biomass coal-water slurry, which is applied to Jincheng Coal and biomass, by abovementioned steps In slurrying, apparent viscosity is controlled in 1000mPa.s, 25 DEG C of water-coal-slurry temperature, and shear rate is 100s-1Lower left and right, the life being made The maximum slurry concentration 64.3% of material water-coal-slurry, good fluidity, stability is more than 1.5 months.
CN201710697613.9A 2017-08-15 2017-08-15 The surface additive and its application process of a kind of biomass coal-water slurry Pending CN107312581A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710697613.9A CN107312581A (en) 2017-08-15 2017-08-15 The surface additive and its application process of a kind of biomass coal-water slurry

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710697613.9A CN107312581A (en) 2017-08-15 2017-08-15 The surface additive and its application process of a kind of biomass coal-water slurry

Publications (1)

Publication Number Publication Date
CN107312581A true CN107312581A (en) 2017-11-03

Family

ID=60176873

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710697613.9A Pending CN107312581A (en) 2017-08-15 2017-08-15 The surface additive and its application process of a kind of biomass coal-water slurry

Country Status (1)

Country Link
CN (1) CN107312581A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109082313A (en) * 2018-08-06 2018-12-25 国网辽宁省电力有限公司电力科学研究院 It is a kind of improve low-order coal water-coal-slurry slurry concentration propose effect agent and its application method
CN110791350A (en) * 2018-08-01 2020-02-14 四川天法科技有限公司 Biomass fuel slurry and preparation method thereof
CN111534344A (en) * 2020-05-29 2020-08-14 新沂市建科新材料有限公司 Preparation method of lignin additive

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101760268A (en) * 2010-01-20 2010-06-30 福州大学 Biomass coal pulp prepared by water hyacinth and anthracite
CN104293401A (en) * 2014-10-28 2015-01-21 山东中大药业有限公司 Coal-water slurry blended fuel and preparation method thereof

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101760268A (en) * 2010-01-20 2010-06-30 福州大学 Biomass coal pulp prepared by water hyacinth and anthracite
CN104293401A (en) * 2014-10-28 2015-01-21 山东中大药业有限公司 Coal-water slurry blended fuel and preparation method thereof

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
陈清如、刘炯天主编: "《中国洁净煤》", 30 September 2009, 中国矿业大学出版社 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110791350A (en) * 2018-08-01 2020-02-14 四川天法科技有限公司 Biomass fuel slurry and preparation method thereof
CN109082313A (en) * 2018-08-06 2018-12-25 国网辽宁省电力有限公司电力科学研究院 It is a kind of improve low-order coal water-coal-slurry slurry concentration propose effect agent and its application method
CN111534344A (en) * 2020-05-29 2020-08-14 新沂市建科新材料有限公司 Preparation method of lignin additive

Similar Documents

Publication Publication Date Title
CN101798538B (en) Coupling compound moulded coal binder and preparation method thereof
CN104446111B (en) Cement grinding aid
CN104212511B (en) Fuel rod and preparation method thereof
CN105441155B (en) A kind of chicken manure, pig manure, yellowish soil, arbor-vitae composite biomass fuel and preparation method thereof
CN107892735A (en) A kind of Compositional type coal water slurry dispersing agent and preparation method thereof
CN107312581A (en) The surface additive and its application process of a kind of biomass coal-water slurry
CN102851097B (en) Sludge synthetic fuel and preparation method thereof
CN102344839B (en) High-concentration modified lignite coal water slurry and preparation method thereof
CN106190394A (en) A kind of clean moulded coal biomass binding agent and preparation method thereof
CN103923715B (en) With blue charcoal end for the method for water charcoal slurry prepared by raw material
CN104774660B (en) Naphthalene coal water slurry additive and preparation method thereof
CN101497831A (en) Alcohol waste liquor coal liquid, and preparation and use thereof
CN102491672B (en) Cement grinding aid and preparing method thereof
CN102358860A (en) Molded coal binder, biomass molded coal containing the molded coal binder and their preparation methods
CN103951836B (en) A kind of preparation method of sulfonated polycondensation modified humic acid coal water slurry dispersing agent
CN101348741B (en) Boiler molded coal and preparation thereof
CN114350420A (en) Preparation method and application of low-cost coal slime-based coal water slurry
CN104388133B (en) A kind of preparation method of saponin base slurries additive agent
CN102491673B (en) Efficient composite liquid cement grinding aid and preparation method thereof
CN106085538A (en) Environment-protecting civil clean moulded coal and preparation method thereof
CN105219466A (en) A kind of clean moulded coal and preparation method thereof
CN103951835B (en) A kind of polyaldehyde is cross-linked the preparation method of sulfomethylation humic acids coal water slurry dispersing agent
CN101293631B (en) Uses of water hyacinth
CN105950245A (en) Compound binder for lignite molding and molded coal preparation method
CN102614809B (en) Method for preparing dispersing-stabilizing agent by using papermaking sludge

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20171103