CN106867606A - A kind of production technology without acetylene industrial cutting gas - Google Patents
A kind of production technology without acetylene industrial cutting gas Download PDFInfo
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- CN106867606A CN106867606A CN201710118004.3A CN201710118004A CN106867606A CN 106867606 A CN106867606 A CN 106867606A CN 201710118004 A CN201710118004 A CN 201710118004A CN 106867606 A CN106867606 A CN 106867606A
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- storage tank
- liquid fuel
- compressed air
- production technology
- heating
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Classifications
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS 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
- C10L3/00—Gaseous fuels; Natural gas; Synthetic natural gas obtained by processes not covered by subclass C10G, C10K; Liquefied petroleum gas
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS 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
- C10L3/00—Gaseous fuels; Natural gas; Synthetic natural gas obtained by processes not covered by subclass C10G, C10K; Liquefied petroleum gas
- C10L3/003—Additives for gaseous fuels
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS 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
- C10L2290/00—Fuel preparation or upgrading, processes or apparatus therefore, comprising specific process steps or apparatus units
- C10L2290/04—Gasification
Abstract
The present invention provides a kind of production technology without acetylene industrial cutting gas, and its step is included：(1) pre-treatment of compressed air：After compressed air is through dried process, compressed air inlet enters in storage tank, has liquid fuel in the storage tank；(2) the preliminary gasification of liquid fuel：A large amount of bubbles are produced through gasification installation of getting blisters into the compressed air in storage tank, promotes liquid fuel tentatively to be gasified, while to liquid fuel heat, producing preliminary combustion gas；(3) second gasification of liquid fuel：The preliminary combustion gas enters in air collector through outlet connecting tube, and heating carries out second gasification, you can prepare industrial cutting gas；The liquid fuel includes light-hydrocarbon fuel, combustion adjuvant, dispersant, solubilizer, catalysts and solvents.
Description
Technical field
The present invention relates to the technical field of industrial cutting gas, more particularly to a kind of production technology without acetylene industrial cutting gas
And production equipment.
Technical background
Industrial cutting gas are generally referred in industrial processes, using flame combustion characteristic and the metal or nonmetallic of gas
Architectural characteristic chemically react, make by operation workpiece occur segmentation or fusion phenomenon, so as to reach commercial Application effect
The gas resource of fruit.
Industrial cutting gas common at present mainly include：Dissolved acetylene, propane, liquefied petroleum gas and air mixture, its
In with the most of dissolved acetylene, constitute about 50%.
There are many shortcomings in dissolved acetylene, for example as industrial cutting gas：Over-emitting black exhaust and flue dust when lighting, pollute building ring
Border, to human health；Explosive, poisonous, safety coefficient is low；Acetylene has hydrogen sulfide and hydrogen phosphide, if desulfurization depickling is processed
It is bad to corrode steel.
With the progressively enhancing of environmental consciousness, numerous new fuel are emerged, and pentane is colourless, nontoxic, inflammable because of its,
It is liquid under normal temperature, slightly heats up i.e. gasifiable, complete combustion product is carbon dioxide and water, in the absence of advantages such as waste pollutions
Gradually it is valued by the people, as preferable substitute.
But, when pentane is used for industry cutting or welds, there is that ignition temperature is low, burning velocity is slow, calorific value is low not
Sharp feature, is unfavorable for industrial application.
For above-mentioned situation, the present invention provides a kind of production technology without acetylene industrial cutting gas and can solve the existing rank of pentane
The shortcoming that section is present, burning velocity is fast, calorific value is high when realizing cutting, temperature propagation speed is fast, the medium advantage of flame collection.
The content of the invention
First aspect present invention provides a kind of production technology without acetylene industrial cutting gas, and its step is included：
(1) pre-treatment of compressed air：After compressed air is processed through filtering, dry, step-down, compressed air inlet enters
Enter in storage tank, have liquid fuel in the storage tank；
(2) the preliminary gasification of liquid fuel：A large amount of bubbles are produced through gasification installation of getting blisters into the compressed air in storage tank,
Liquid fuel is promoted tentatively to be gasified, while to liquid fuel heat, producing preliminary combustion gas；
(3) second gasification of liquid fuel：The preliminary combustion gas enters in air collector through outlet connecting tube, and heating carries out two
Secondary gasification, you can prepare industrial cutting gas；
The liquid fuel includes light-hydrocarbon fuel, combustion adjuvant, dispersant, solubilizer, catalysts and solvents.
As one embodiment of the present invention, heating system is provided with the storage tank.
Used as one embodiment of the present invention, the quantity of the storage tank is 2.
Used as one embodiment of the present invention, the temperature of heating second gasification is 35-40 DEG C in the step (3).
Used as one embodiment of the present invention, the liquid fuel is included according to weight portion：
Used as one embodiment of the present invention, the light-hydrocarbon fuel is included according to weight portion：
The weight portion of pentane 90；
The weight portion of mixture 5 of methane, ethane and propane.
Used as one embodiment of the present invention, the combustion adjuvant is methyl alcohol, acetone, ethylbenzene, the mixture of dimethylbenzene.
Used as one embodiment of the present invention, the catalyst is di-ferrocene ether derivant.
As one embodiment of the present invention, the luxuriant vanadium and two of the liquid fuel also comprising 0.01-0.3 weight portions two
The bimetal complexes of luxuriant zirconium.
The second aspect of the present invention provides the above-mentioned production technology equipment without acetylene industrial cutting gas, and it is included：Control
Cabinet, storage tank a, storage tank b, air collector；
Heating, control system and compressed air drying filtration system are provided with the switch board；
What the heating refrigeration compressor, device for drying and filtering, capillary, evaporator, fan and heating pipeline were constituted
Refrigeration cycle is constituted；
The control system is by control board, temperature display controller, temperature sensor, heating high side pressure
Sensor, heating low-pressure lateral pressure sensor, solenoid valve block into；
The compressed air drying filtration system is by compressed air pressure regulating valve, compressed-air manometer, compressed air drying
Filter is constituted；
Get blisters gasification installation and heater are provided with the storage tank a and storage tank b.
Compared with prior art, beneficial effects of the present invention are as follows：
1. the present invention is provided preparation technology and the liquid fuel of offer, significantly improve pentane ignition temperature and calorific value, with
And accelerate burning velocity；
2. the industrial cutting gas that the present invention is produced, during as Metal Cutting, flame temperature is high, preheating time is short, cuts
Cut that speed is fast and Metal Cutting surface is smooth, without dross, cut quality is good.
3. preparation process is simple of the present invention, easy to operate, is capable of achieving industrialized production.
Brief description of the drawings
Fig. 1：The connection diagram of the production technology equipment
Fig. 2：The connection diagram of the air collector, tank a and tank b
Fig. 3：Compressed air inlet pipe road connection diagram
Fig. 4：The heating system pipe connection diagram
Fig. 5：Operation circuit figure in the switch board
Symbol description：1- air collectors；2- air collector blowoff valves；3- liquid level gauges；4- storage tank a blowoff valves；5- storage tanks a；6- is stored up
Tank connecting tube；7- storage tank b blowoff valves；8- storage tanks b；9- exhaust-valves；10- compressed air inlet pipe connections；11- compression-type refrigerations system
System condenser pipe；12- outlet connecting tubes；13- replenishing valves；14- intake valves；15- pressure gauges；16- safety valves；17- gas outlet valves；
18- heating coils；19- Frothing apptses；20- inlet pipe connections；21- switch boards；22- temperature display controllers, control board；
23- scram buttons；24- heating system high side pressure tables；25- heating system low-pressure lateral pressure tables；26- compressed air pressures
Table；27- refrigeration compressors；28- devices for drying and filtering；29- capillaries；30- evaporators；31- fans；32- magnetic valves；33- compresses
Air inlet；34- compressed air inlet ports；35- compression-type refrigerating system condenser inlets；36- compression-type refrigerating systems
Condensator outlet.37- attaching plugs；38- emergency stop switch；39- control boards；40- temperature sensors；41- heatings are high
Pressure side pressure sensor；42- heating low-pressure lateral pressure sensors；43- overload protective devices；44- compressors；45-PTC starts
Device；46- heating pipelines.
Specific embodiment
The participation in the election detailed description for being preferable to carry out method of the invention below and including embodiment this hair can be more easily understood
Bright content.Unless otherwise defined, all technologies used herein and scientific terminology have common with art of the present invention
The identical implication that technical staff is generally understood that.When there is contradiction, the definition in this specification is defined.
As used herein term " by ... prepare " it is synonymous with "comprising".Term "comprising" used herein, " including ",
" having ", " containing " or its any other deformation, it is intended that cover including for non-exclusionism.For example, the combination comprising listed elements
Thing, step, method, product or device are not necessarily limited to those key elements, and can be including not expressly listed other key elements or
This kind of composition, step, method, product or the intrinsic key element of device.
Conjunction " Consists of " excludes any key element do not pointed out, step or component.If be used in claim, this
Phrase will make claim be closed, it is not included the material in addition to the material that those are described, but relative normal
Except rule impurity.When phrase " Consists of " is appeared in be rather than immediately following after theme in the clause of claim main body,
It is only limited to the key element described in the clause；Other key elements are not excluded outside as the overall claim.
Equivalent, concentration or other values or parameter are excellent with scope, preferred scope or a series of upper limit preferred values and lower limit
During the Range Representation that choosing value is limited, this is appreciated that and specifically discloses by any range limit or preferred value and any scope
All scopes that any pairing of lower limit or preferred value is formed, regardless of whether whether the scope separately discloses.For example, when open
During scope " 1 to 5 ", described scope should be interpreted as including scope " 1 to 4 ", " 1 to 3 ", " 1 to 2 ", " 1 to 2 and 4 to
5 ", " 1 to 3 and 5 " etc..When number range is described herein, unless otherwise indicated, otherwise the scope is intended to include its end
Value and all integers and fraction within the range.
Singulative includes that plural number discusses object, unless the context clearly dictates otherwise.It is " optional " or " any
It is a kind of " refer to that the item that describes thereafter or event may or may not occur, and the description include situation that event occurs and
The situation that event does not occur.
Approximate term in specification and claims is used for modifying quantity, represents that the present invention is not limited to this specific
Quantity, also including the acceptable part without cause the amendment of the change of related basic function close to the quantity.Phase
Answer, a numerical value is modified with " about ", " about " etc., mean the invention is not restricted to the exact numerical.In some examples, approximately
Term likely corresponds to the precision of the instrument of measured value.In present specification and claims, scope is limited can be with
Combine and/or exchange, these scopes include all subranges contained therebetween if not stated otherwise.
Additionally, the indefinite article " one kind " and " one " before key element of the present invention or component are to key element or the quantitative requirement of component
(i.e. occurrence number) unrestriction.Therefore " one " or " one kind " should be read as including one or at least one, and odd number
The key element or component of form also include plural form, unless the obvious purport of the quantity refers to singulative.
Technique：
The first aspect of the present invention provides a kind of production technology without acetylene industrial cutting gas, and its step is included：
(1) pre-treatment of compressed air：After compressed air is processed through filtering, dry and step-down, compressed air inlet
Into in storage tank, there is liquid fuel in the storage tank；
(2) the preliminary gasification of liquid fuel：A large amount of bubbles are produced through gasification installation of getting blisters into the compressed air in storage tank,
Liquid fuel is promoted tentatively to be gasified, while to liquid fuel heat, producing preliminary combustion gas；
(3) second gasification of liquid fuel：The preliminary combustion gas enters in air collector through outlet connecting tube, and heating carries out two
Secondary gasification, you can prepare industrial cutting gas；
The liquid fuel includes light-hydrocarbon fuel, combustion adjuvant, dispersant, solubilizer, catalysts and solvents.
In the present invention, the condensation heat circulated by compression-type refrigeration is heated to each tank, so as to form heating system.
Equipment：
The second aspect of the present invention provides production the equipment without acetylene industrial cutting gas, and it is included：Switch board, storage tank
A, storage tank b, air collector；
Heating, control system and compressed air drying filtration system are provided with the switch board；
The heating is made up of refrigeration compressor, device for drying and filtering, capillary, evaporator, fan and heating pipeline
Refrigeration cycle composition；
The control system is by control board, temperature display controller, temperature sensor, heating high side pressure
Sensor, heating low-pressure lateral pressure sensor, solenoid valve block into；
The compressed air drying filtration system is by compressed air pressure regulating valve, compressed-air manometer, compressed air drying
Filter is constituted；
Get blisters gasification installation and heater are provided with the storage tank a and storage tank b.
The compressed air is communicated by being arranged on compressed air inlet joint with equipment.
Specifically describe the connected mode between the setting：There is compressed air drying filter in the switch board, compress
After air is through drying, filtration treatment, compressed air inlet is entered into storage tank a and storage tank b, is equipped with storage tank a and storage tank b
Liquid fuel.The compressed air entered into storage tank a and storage tank b guides to the gasification dress of getting blisters positioned at tank bottom through connecting tube
Put, a large amount of bubbles are formed through gasification installation of getting blisters, the liquid fuel gasification in tank can be promoted.Meanwhile, system is provided with switch board
Cold compressor, capillary, evaporator, fan, refrigeration system is formed with coil pipe, and coil pipe can be to being added in each tank internal heat generation in tank
Heat.Meanwhile, heating coil and temperature sensor are provided with each tank, temperature display controller is provided with switch board.Heating dish
Pipe is heated to the liquid fuel in tank, when temperature reaches setting value, can stop heating the liquid fuel in tank.
The gas produced in storage tank a and storage tank b enters in air collector by tank deck connecting tube, and the heating tube in air collector can be entered to gas
Row is heated again, carries out second gasification.Meanwhile, the air collector is connected to gas equipment by pipeline, you can cut described in providing
Cut gas.
Also set up in the switch board scram button, heating system high side pressure table, heating system low-pressure lateral pressure table,
Compressed-air manometer.
Scram button is used for when the cutting gas plant-scale equipment failure without acetylene, for emergent stopping；It is described
Compressed-air manometer is used to monitor the pressure value of compressed air；The heating system high low pressure lateral pressure table be used to monitoring it is high/
The pressure of low-pressure side.
Another aspect of the present invention provides the circuit of the switch board, it include attaching plug, emergency stop switch, magnetic valve,
Control board, temperature sensor, heating high side pressure sensor, heating low-pressure lateral pressure sensor, overload
Protector, compressor, PTC starter.
It is described with reference to Fig. 1-5 pairs of equipment of the invention：The present invention provides a kind of production and is used without acetylene industrial cutting gas
Equipment, it includes switch board 21, storage tank A5, storage tank B8 and air collector 1；
Compressed air processing system, heating, control system are provided with the switch board 21；The storage tank A5 and storage
Identical is provided with tank B8 to get blisters system, storage tank heat system and temperature-sensing system；Gas collection is provided with the air collector
Tank heating system；
The compressed air is entered in switch board 21 by compressed air inlet joint 33, compressed air treatment system
Afterwards, communicated with storage tank A5 and storage tank B8 into compressed air inlet pipe connection 10 by compressed air inlet port 34；The storage tank
Communicated by storage tank connecting tube 6 between A5 and storage tank B8；Inlet pipe connection 20 is provided with the storage tank A5 and storage tank B8, is used for
The compressed air imported in storage tank A5 and storage tank B8 is introduced to be located at the system of getting blisters of pot bottom；
, built with liquid fuel, the storage tank heat system can be heated to liquid fuel for the storage tank A5 and storage tank B8
Treatment so that liquid fuel tentatively gasifies, generates preliminary combustion gas；
The air collector 1 is connected by storage tank A5 tops with the tank deck outlet connecting tube 12 at the top of storage tank B8, will be generated
Preliminary combustion gas transmit to air collector 1；
After air collector heating system in the air collector 1 carries out reheating gasification to preliminary combustion gas, by air collector 1
The gas outlet valve 17 at top is exported, for industrial application；
Refrigeration compressor 27, capillary 29, evaporator 30, fan 31 are provided with the switch board 21, and by compression
Formula refrigerant system condenser 11 and heating coil 18 form heating, and the condensation heat of the heating is the storage tank heat
The thermal source of system and air collector heating system.
Scram button 23, compressed-air manometer 26, temperature display controller 22, heating are provided with the switch board 21
System high side pressure table 24, heating system low-pressure lateral pressure table 25.
The compression-type refrigerating system condenser includes compression-type refrigerating system condenser inlet 35 and compression-type refrigeration system
Connecting tube and heating coil within system condensator outlet 36 are constituted.
The both sides distribution of the refrigeration compressor is provided with heating system high side pressure table 24 and heating system low-pressure side
Pressure gauge 25.
The bottom of the storage tank A5, storage tank B8 and air collector 1 is provided with blowoff valve, respectively storage tank A blowoff valves 4, storage tank B
Blowoff valve 7 and air collector blowoff valve 2.
Liquid level gauge 3 is provided with outside the tank skin of the storage tank A, the liquid level for observing pot liquid fuel.
Intake valve 14 is provided with the outlet connecting tube 12.
The storage tank A5 tank decks are provided with replenishing valve 13, and the tank deck of the storage tank B8 is provided with exhaust-valve 9.
The tank deck of the air collector 1 is provided with pressure gauge 15 and safety valve 16.
The temperature-sensing system is temperature sensor 40；The system of getting blisters is gasification installation 19 of getting blisters.
The temperature control system is temperature display controller 22, and storage tank heat system and air collector heating system can be entered
Row control.
The compressed air processing system is compressed air drying filter 28.
Another aspect of the present invention provides the circuit of the switch board, and it includes that attaching plug 37, magnetic valve 32, jerk are opened
Close 38, control board 39, temperature sensor 40, heating high side pressure sensor 41, heating low-pressure lateral pressure
Sensor 42, overload protective device 43, compressor 44, PTC starter 45.
In the present invention, the heating-up temperature of first gasification and second gasification is 35-40 DEG C.
Used as one embodiment of the present invention, the liquid fuel is included according to weight portion：
Light-hydrocarbon fuel：
" hydrocarbon " is exactly a series of materials that carbon, two kinds of elements of hydrogen are mixed in different proportions.Wherein lighter part,
Just it is called lighter hydrocarbons.
In the present invention, the light-hydrocarbon fuel is included according to weight portion：
The weight portion of pentane 90；
The weight portion of mixture 5 of methane, ethane and propane.
Pentane：Chemical formula C5H12, pentane has 2 kinds of isomers：Isopentane and neopentane.
Isopentane, also known as 2- methybutanes；Neopentane, also known as 2,2- dimethylpropanes, neopentane.
As one embodiment of the present invention, heretofore described pentane be pentane, isopentane and neopentane according to
Weight ratio is 10：1：0.5 mixture.
The mixture of methane, ethane and propane：The methane, ethane and propane can mix according to arbitrary proportion, gross weight
It is 5 weight portions to measure.
Combustion adjuvant：
Methyl alcohol：Also known as wood alcohol, molecular weight 32.04, boiling point is 64.7 DEG C, volatile, colourless, inflammable, soluble in water.
It is used as combustion adjuvant in the present invention.
Acetone：Also known as Ketene dimethyl, colourless liquid, boiling point be 56.2 DEG C, it is volatile, have micro-perfume smell, can with water, methyl alcohol,
The immiscible organic solvents such as chloroform, can dissolve grease.It is used as combustion adjuvant in the present invention.
Ethylbenzene：Colourless liquid, there is aromatic odor, and boiling point is 136.2 DEG C, water insoluble, is miscible in the majorities such as ethanol, ether
Organic solvent.It is used as combustion adjuvant in the present invention.
Dimethylbenzene：It is colourless transparent liquid；Be on phenyl ring two hydrogen by methyl substituted product, exist it is o-, m-, to three kinds
The mixture of isomers, i.e. meta-xylene, paraxylene and ortho-xylene, boiling point is 137~140 DEG C of special smells, inflammable, with second
Alcohol, chloroform or ether can arbitrarily mix, insoluble in water.
In the present invention, the methyl alcohol, acetone, ethylbenzene, the weight ratio of dimethylbenzene are (3-5)：(1-2)：(1-2)：(1.5-
2.5) mixture.
Used as a kind of preferred embodiment of the invention, the dimethylbenzene is meta-xylene, paraxylene and ortho-xylene
Mixture.Meta-xylene, paraxylene and ortho-xylene in the dimethylbenzene can be mixed with arbitrary proportion.
Dispersant：
Heretofore described dispersant has the performances such as emulsification, wetting, infiltration.As one kind side of being preferable to carry out of the invention
Formula, the dispersant is Tween 80, diethyl phthalate or AEO AEO-15.
Used as a kind of preferred embodiment of the invention, the dispersant is Tween 80.
Solubilizer：
Used as a kind of preferred embodiment of the invention, the solubilizer is made up of propyl benzene and isopropanol, the propyl benzene and
The mass ratio of isopropanol is 0.2-0.8：1.
Used as a kind of preferred embodiment of the invention, the solubilizer is made up of propyl benzene and isopropanol, the propyl benzene and
The mass ratio of isopropanol is 0.3-0.5：1.
Catalyst：
Used as one embodiment of the present invention, the catalyst is di-ferrocene ether derivant.
The preparation method of the di-ferrocene ether derivant is as follows：It is with ferrocene methanol derivative as raw material, in dehydration
In the presence of machine/catalyst, through condensation dehydration, purifying and dried process, obtain containing two ether compounds of ferrocenylmethyl.
The preparation method of di-ferrocene ether derivant：(1) prepared by raw material：The ferrocene methanol derivative for weighing 7.378g is justified in 500ml
In the flask of bottom, anhydrous tetrahydro furan 400ml is added, magneton stirring dissolves it under ice-water bath, is added dropwise under the protection of nitrogen
21.0ml (tetrahydrofuran solution of 2.0mol/L) allylic bromination magnesium, completion of dropping heats up naturally, continues magnetic force at room temperature
After stirring reaction 4h, a small amount of water quenching reaction is added；Centrifugation solution, solvent of going out obtains solids, standby after drying；
(2) condensation reaction：The solids of 5.862g is taken in dry Schlenk bottles of 250ml, under the protection of dry nitrogen,
The dichloromethane of 200ml is added, 2.796g dehydrating agent DMAP and 9.444g dehydrating agent DCC are subsequently added, magnetic force is stirred at room temperature
Mix 36h；(3) drying is purified：Above-mentioned polymeric solution is centrifuged (3600r/min, 10min), orange red upper strata is removed
Clear liquid, solid is washed 2 times with dichloromethane, removes the solvent merged in solution, is de- lotion with petroleum ether, further uses 200-
300 mesh silica gel post separations, obtain the first cut as target product-di-ferrocene ether derivant.
Used as one embodiment of the present invention, the di-ferrocene ether derivant is the Double-ferrocene ether containing methyl,
Therefore preparing raw material ferrocene methanol derivative is also selected from the ferrocene methanol derivative containing methyl, such as methyl ferrocene first
Alcohol, formula (1), formula (2) or formula (3) material, the structural formula of formula (1), formula (2) or formula (3) material are as follows：
Formula (1) material：Formula (2) material：
Formula (3) material：
Used as a kind of preferred embodiment of the invention, the ferrocene methanol derivative containing methyl is selected from methyl ferrocene
Methyl alcohol or formula (3) material.
Solvent：
Used as one embodiment of the present invention, heretofore described solvent is turpentine oil, also known as fuel-economizing, gum turpentine,
It is colourless to dark brown liquid, it is volatile with special odor, dissolved each other with ethanol, ether.
The bimetal complexes of two luxuriant vanadium and zirconocene：
Heretofore described term " bimetal complexes of two luxuriant vanadium and zirconocene " refers to be derived with two luxuriant vanadium, zirconocene
The heteronuclear bimetal complexes that thing is obtained with the reaction of the key of alkynes three.
Specific preparation method is as follows：Pentane (10mL) solution of two luxuriant vanadium (0.28mmol) is slowly dropped to diethynylbenzene
In toluene (5mL) solution of zirconocene (0.28mmol), 5 days are stood, crystal occur, filtered, washed with pentane, be vacuum dried,
The bimetal complexes of described two luxuriant vanadium and zirconocene can be prepared.
The weight portion of the bimetal complexes of described two luxuriant vanadium and zirconocene is 0.01-0.3 weight portions.
The third aspect of the present invention provides the preparation method of the light-hydrocarbon fuel：Light-hydrocarbon fuel, combustion adjuvant and solvent are mixed
Conjunction stirs, and adds solubilizer and stirs, and is subsequently adding catalyst and after surplus stock stirs, and adds dispersion
Agent, stirs, stands, and obtains final product.
Mechanism is explained：
Pentane belongs to alkane, is free radical chain reactionses in its combustion process, and the initial period needs of reaction are substantial amounts of
Hydroxyl radical free radical is triggered.The light-hydrocarbon fuel that the present invention is provided is in preliminary gasification so that each material can mix fully, make
Obtain in the combustion process in later stage, being capable of combustion even, quick express delivery heat.Simultaneously the present invention provide pentane for pentane,
The mixture of isopentane and neopentane, physical property difference trickle between three so that in second gasification, can successively,
The lasting heat for providing stabilization, improves flame temperature.While applicant is found surprisingly that, the presence of bimetal complexes so that
Cutting products surface is smooth, the phenomenons such as cutting seam big, dross, preheating time is long does not occur, is that bimetallic is matched somebody with somebody the reason for its is possible
Compound forms synergy in the combustion process in later stage between catalyst, not only causes that pentane is fully atomized and burns completely,
Its total available energy is improved, flame temperature is improved, while can be with the generation of stable energy.
Implementation method 1：A kind of production technology without acetylene industrial cutting gas, its step is included：
(1) pre-treatment of compressed air：After compressed air is processed through filtering, dry, step-down, compressed air inlet enters
Enter in storage tank, have liquid fuel in the storage tank；
(2) the preliminary gasification of liquid fuel：A large amount of bubbles are produced through gasification installation of getting blisters into the compressed air in storage tank,
Liquid fuel is promoted tentatively to be gasified, while to liquid fuel heat, producing preliminary combustion gas；
(3) second gasification of liquid fuel：The preliminary combustion gas enters in air collector through outlet connecting tube, and heating carries out two
Secondary gasification, you can prepare industrial cutting gas；
The liquid fuel includes light-hydrocarbon fuel, combustion adjuvant, dispersant, solubilizer, catalysts and solvents.
Implementation method 2：The production technology without acetylene industrial cutting gas as tdescribed in embodiment 1, is set in the storage tank
There is heating system.
Implementation method 3：The production technology without acetylene industrial cutting gas as tdescribed in embodiment 1, the quantity of the storage tank
It is 2.
Implementation method 4：The production technology without acetylene industrial cutting gas as tdescribed in embodiment 1, adds in the step (3)
The temperature of hot second gasification is 35-40 DEG C.
Implementation method 5：The production technology without acetylene industrial cutting gas as tdescribed in embodiment 1, the liquid fuel is pressed
Included according to weight portion：
Implementation method 6：The production technology without acetylene industrial cutting gas described in implementation method 1, the light-hydrocarbon fuel according to
Weight portion is included：
The weight portion of pentane 90；
The weight portion of mixture 5 of methane, ethane and propane.
Implementation method 7：The production technology without acetylene industrial cutting gas described in implementation method 1, the combustion adjuvant be methyl alcohol,
Acetone, ethylbenzene, the mixture of dimethylbenzene.
Implementation method 8：The production technology without acetylene industrial cutting gas described in implementation method 1, the catalyst is double two
Luxuriant iron ether derivant.
Implementation method 9：The production technology without acetylene industrial cutting gas described in implementation method 1, the liquid fuel is also wrapped
The bimetal complexes of containing 0.01-0.3 weight portions two luxuriant vanadium and zirconocene.
Implementation method 10：A kind of production technology without acetylene industrial cutting gas described in any one of implementation method 1-9 is with setting
It is standby, it is characterised in that it is included：Switch board, storage tank a, storage tank b, air collector；
Heating, control system and compressed air drying filtration system are provided with the switch board；
The heating is made up of refrigeration compressor, device for drying and filtering, capillary, evaporator, fan and heating pipeline
Refrigeration cycle composition；
The control system is by control board, temperature display controller, temperature sensor, heating high side pressure
Sensor, heating low-pressure lateral pressure sensor, solenoid valve block into；
The compressed air drying filtration system is by compressed air pressure regulating valve, compressed-air manometer, compressed air drying
Filter is constituted；
Get blisters gasification installation and heater are provided with the storage tank a and storage tank b.
The present invention is specifically described below by embodiment.Be necessary it is pointed out here that, following examples are only used
In the invention will be further described, it is impossible to be interpreted as limiting the scope of the invention, professional and technical personnel in the field
Some nonessential modifications and adaptations that content according to the invention described above is made, still fall within protection scope of the present invention.
In addition, if without other explanations, raw materials used is all commercially available, and number used by following material is weight
Part.
Embodiment 1：
Equipment：
The second aspect of the present invention provides production the equipment without acetylene industrial cutting gas, and it is included：Switch board, storage tank
A, storage tank b, air collector；
Heating, control system and compressed air drying filtration system are provided with the switch board；
The heating is made up of refrigeration compressor, device for drying and filtering, capillary, evaporator, fan and heating pipeline
Refrigeration cycle composition；
The control system is by control board, temperature display controller, temperature sensor, heating high side pressure
Sensor, heating low-pressure lateral pressure sensor, solenoid valve block into；
The compressed air drying filtration system is by compressed air pressure regulating valve, compressed-air manometer, compressed air drying
Filter is constituted；
Get blisters gasification installation and heater are provided with the storage tank a and storage tank b.
Specifically describe the connected mode between the setting：There is compressed air drying filter in the switch board, compress
After air is through drying, filtration treatment, compressed air inlet is entered into storage tank a and storage tank b, is equipped with storage tank a and storage tank b
Liquid fuel.The compressed air entered into storage tank a and storage tank b guides to the gasification dress of getting blisters positioned at tank bottom through connecting tube
Put, a large amount of bubbles are formed through gasification installation of getting blisters, the liquid fuel gasification in tank can be promoted.Meanwhile, system is provided with switch board
Cold compressor, capillary, evaporator, fan, refrigeration system is formed with coil pipe, and coil pipe can be to being added in each tank internal heat generation in tank
Heat.Meanwhile, heating system and temperature sensor are provided with each tank, temperature display controller is provided with switch board.Heating system
System is heated to the liquid fuel in tank, when temperature reaches setting value, can stop heating the liquid fuel in tank.
The gas produced in storage tank a and storage tank b enters in air collector by tank deck connecting tube, and the heating tube in air collector can be entered to gas
Row is heated again, carries out second gasification.Meanwhile, the air collector is connected to gas equipment by pipeline, you can cut described in providing
Cut gas.
Be additionally provided with the switch board scram button, heating system high side pressure table, heating system low-pressure lateral pressure table,
Compressed-air manometer, magnetic valve.Scram button can be used for the equipment without acetylene industrial cutting gas described in emergent stopping.
In the present invention, the heating-up temperature of first gasification and second gasification is 35-40 DEG C.
Technique：
The present embodiment provides a kind of production technology without acetylene industrial cutting gas, and its step is included：
(1) pre-treatment of compressed air：Compressed air is compressed to be air-dried filter, through drying, filtration treatment after,
Compressed air inlet enters in storage tank a and storage tank b, and liquid fuel is housed in the storage tank a and storage tank b；The storage tank a and
The bottom of storage tank b is provided with gasification installation of getting blisters；
(2) the preliminary gasification of liquid fuel：Produced through gasification installation of getting blisters into the compressed air in storage tank a and storage tank b
A large amount of bubbles, promote liquid fuel tentatively to be gasified, and produce preliminary combustion gas；Be provided with the switch board refrigeration compressor,
Capillary, evaporator, fan, and refrigeration system is formed by coil pipe and storage tank a, storage tank b and air collector, for being carried out to each tank
Temperature conduction, meanwhile, heating system and temperature sensor are provided with each tank, temperature display controller is provided with switch board.
Heating system is heated to the liquid fuel in tank, when temperature reaches 35-40 DEG C, can be stopped in storage tank a and storage tank b
Liquid fuel is heated.
(3) second gasification of liquid fuel：The gas produced in storage tank a and storage tank b enters gas collection by tank deck connecting tube
In tank, the heating tube in air collector can again be heated to gas carries out second gasification, and heating-up temperature is at 35-40 DEG C.It is described
Air collector is connected to gas equipment by pipeline, you can provide the cutting gas.
In the present invention, each tank is heated by the condensation heat of refrigeration compressor, so as to form heating system.
The liquid fuel includes light-hydrocarbon fuel, combustion adjuvant, dispersant, solubilizer, catalysts and solvents.
The liquid fuel is included according to weight portion：
95 parts of light-hydrocarbon fuel：The light-hydrocarbon fuel is the mixed of methane, ethane and the propane of 90 weight portion pentanes and 5 weight portions
Compound；Pentane is pentane, isopentane and neopentane are 10 according to weight ratio：1：0.5 mixture；The methane, ethane
Can mix according to arbitrary proportion with propane.
6 parts of combustion adjuvant：The combustion adjuvant is methyl alcohol, the weight ratio of acetone, ethylbenzene, dimethylbenzene is 4：1：1.5：2 mixing
Thing, meta-xylene, paraxylene and ortho-xylene in the dimethylbenzene can be mixed with arbitrary proportion.
0.5 part of dispersant：Tween 80.
0.8 part of solubilizer：The mass ratio of propyl benzene and isopropanol is 0.4：1 mixture.
0.15 part of catalyst：Di-ferrocene ether derivant.
The preparation method of the di-ferrocene ether derivant is as follows：It is with ferrocene methanol derivative as raw material, in dehydration
In the presence of machine/catalyst, through condensation dehydration, purifying and dried process, obtain containing two ether compounds of ferrocenylmethyl.
The preparation method of di-ferrocene ether derivant：(1) prepared by raw material：The ferrocene methanol derivative for weighing 7.378g is justified in 500ml
In the flask of bottom, anhydrous tetrahydro furan 400ml is added, magneton stirring dissolves it under ice-water bath, is added dropwise under the protection of nitrogen
21.0ml (tetrahydrofuran solution of 2.0mol/L) allylic bromination magnesium, completion of dropping heats up naturally, continues magnetic force at room temperature
After stirring reaction 4h, a small amount of water quenching reaction is added；Centrifugation solution, solvent of going out obtains solids, standby after drying；
(2) condensation reaction：The solids of 5.862g is taken in dry Schlenk bottles of 250ml, under the protection of dry nitrogen,
The dichloromethane of 200ml is added, 2.796g dehydrating agent DMAP and 9.444g dehydrating agent DCC are subsequently added, magnetic force is stirred at room temperature
Mix 36h；(3) drying is purified：Above-mentioned polymeric solution is centrifuged (3600r/min, 10min), orange red upper strata is removed
Clear liquid, solid is washed 2 times with dichloromethane, removes the solvent merged in solution, is de- lotion with petroleum ether, further uses 200-
300 mesh silica gel post separations, obtain the first cut as target product-di-ferrocene ether derivant.
The preparing raw material ferrocene methanol derivative is
7 parts of solvent：Turpentine oil
The weight portion of bimetal complexes 0.1 of two luxuriant vanadium and zirconocene：By the pentane (10mL) of two luxuriant vanadium (0.28mmol)
Solution is slowly dropped in the toluene of diethynylbenzene zirconocene (0.28mmol) (5mL) solution, stands 5 days, crystal, mistake occurs
Filter, is washed with pentane, is vacuum dried, you can prepare the bimetal complexes of described two luxuriant vanadium and zirconocene.
The preparation method of the light-hydrocarbon fuel：By light-hydrocarbon fuel, combustion adjuvant and solvent mixing and stirring, solubilising is added
Agent stirs, and is subsequently adding catalyst and after surplus stock stirs, and adds dispersant, stirs, stands, i.e.,
.
Embodiment 2：Difference with embodiment 1 is that the catalyst is ferrocene.
Embodiment 3：Difference with embodiment 1 is that the catalyst is ferrocene ether.
Embodiment 4：Difference with embodiment 1 is that the catalyst is full methyl ferrocene.
Embodiment 5：Difference with embodiment 1 is that the catalyst is ferrocene methanol.
Embodiment 6：Difference with embodiment 1 is, bimetallic of the light-hydrocarbon fuel without described two luxuriant vanadium and zirconocene
Complex.
Embodiment 7：Difference with embodiment 1 is that the bimetal complexes of described two luxuriant vanadium and zirconocene are by two luxuriant vanadium
Substitution.
Embodiment 8：Difference with embodiment 1 is that the bimetal complexes of described two luxuriant vanadium and zirconocene are by zirconocene
Substitution.
Embodiment 9：Difference with embodiment 1 is, preparation technology gas only once in storage tank a and storage tank b
Change process, without second gasification in air collector.
Embodiment 10：Difference with embodiment 1 is that the pentane is pentane, does not contain isopentane and neopentane.
Embodiment 11：Difference with embodiment 1 is, 93 parts of the light-hydrocarbon fuel：The light-hydrocarbon fuel is 90 weight portions
The mixture of the methane, ethane and propane of pentane and 3 weight portions；Pentane is pentane, isopentane and neopentane are according to weight
Than being 10：1：0.5 mixture；The methane, ethane and propane can mix according to arbitrary proportion.
7 parts of combustion adjuvant：The combustion adjuvant is methyl alcohol, the weight ratio of acetone, ethylbenzene, dimethylbenzene is 4：1：1.5：2 mixing
Thing, meta-xylene, paraxylene and ortho-xylene in the dimethylbenzene can be mixed with arbitrary proportion.
1 part of dispersant：Tween 80.
0.5 part of solubilizer：The mass ratio of propyl benzene and isopropanol is 0.4：1 mixture.
0.10 part of catalyst：Di-ferrocene ether derivant.
The weight portion of bimetal complexes 0.1 of two luxuriant vanadium and zirconocene.
8 parts of solvent.
Embodiment 12：Difference with embodiment 1 is that the cutting gas is acetylene.
Embodiment 13：Difference with embodiment 1 is that the liquid fuel only has pentane.
Embodiment 14：Difference with embodiment 1 is that bimetallic of the liquid fuel without two luxuriant vanadium and zirconocene coordinates
Thing, and catalyst is ferrocene.
Test, is shown in Table 1：
The gas performance of table 1 and consumption test comparison table
Foregoing example is merely illustrative, some features for explaining feature of the invention.Appended claim
The scope as wide as possible for requiring to be contemplated that is intended to, and embodiments as presented herein is only according to all possible embodiment
Combination selection implementation method explanation.Therefore, the purpose of applicant is appended claim not by the explanation present invention
Feature example selectional restriction.And the progress in science and technology by formed language performance it is inaccurate due to and not
The possible equivalent or son being presently considered are replaced, and these changes should also be interpreted by appended in the conceived case
Claim is covered.
Claims (10)
1. a kind of production technology without acetylene industrial cutting gas, it is characterised in that its step is included：
(1) pre-treatment of compressed air：After compressed air is processed through filtering, dry, step-down, compressed air inlet enters storage
In tank, there is liquid fuel in the storage tank；
(2) the preliminary gasification of liquid fuel：A large amount of bubbles are produced through gasification installation of getting blisters into the compressed air in storage tank, is promoted
Liquid fuel is tentatively gasified, while to liquid fuel heat, producing preliminary combustion gas；
(3) second gasification of liquid fuel：The preliminary combustion gas enters in air collector through outlet connecting tube, and heating carries out secondary gas
Change, you can prepare industrial cutting gas；
The liquid fuel includes light-hydrocarbon fuel, combustion adjuvant, dispersant, solubilizer, catalysts and solvents.
2. the production technology without acetylene industrial cutting gas described in claim 1, it is characterised in that be provided with the storage tank plus
Hot systems.
3. the production technology without acetylene industrial cutting gas described in claim 1, it is characterised in that the quantity of the storage tank is 2.
4. the production technology without acetylene industrial cutting gas described in claim 1, it is characterised in that heating in the step (3)
The temperature of second gasification is 35-40 DEG C.
5. the production technology without acetylene industrial cutting gas described in claim 1, it is characterised in that the liquid fuel is according to weight
Amount part includes：
6. the production technology without acetylene industrial cutting gas described in claim 1, it is characterised in that the light-hydrocarbon fuel is according to weight
Amount part includes：
The weight portion of pentane 90；
The weight portion of mixture 5 of methane, ethane and propane.
7. the production technology without acetylene industrial cutting gas described in claim 1, it is characterised in that the combustion adjuvant be methyl alcohol,
Acetone, ethylbenzene, the mixture of dimethylbenzene.
8. the production technology without acetylene industrial cutting gas described in claim 1, it is characterised in that the catalyst is double two cyclopentadienyls
Iron ether derivant.
9. the production technology without acetylene industrial cutting gas described in claim 1, it is characterised in that the liquid fuel is also included
The bimetal complexes of the luxuriant vanadium of the two of 0.01-0.3 weight portions and zirconocene.
10. a kind of production technology equipment without acetylene industrial cutting gas described in any one of claim 1-9, its feature exists
In it is included：Switch board, storage tank a, storage tank b, air collector；
Heating, control system and compressed air drying filtration system are provided with the switch board；
The system that the heating is made up of refrigeration compressor, device for drying and filtering, capillary, evaporator, fan and heating pipeline
SAPMAC method loop constitutes；
The control system is sensed by control board, temperature display controller, temperature sensor, heating high side pressure
Device, heating low-pressure lateral pressure sensor, solenoid valve block into；
The compressed air drying filtration system is made up of pressure regulator valve, compressed-air manometer, compressed air drying filter；
Get blisters gasification installation and heater are provided with the storage tank a and storage tank b.
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| CN110964577A (en) * | 2019-11-21 | 2020-04-07 | 重庆正涛新能源科技有限公司 | Special liquid fuel for safe cutting, preparation method and application thereof |
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