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CN101469277B - Method for preparing emulsion fuel from oil-containing water - Google Patents

Method for preparing emulsion fuel from oil-containing water Download PDF

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Publication number
CN101469277B
CN101469277B CN2007103013111A CN200710301311A CN101469277B CN 101469277 B CN101469277 B CN 101469277B CN 2007103013111 A CN2007103013111 A CN 2007103013111A CN 200710301311 A CN200710301311 A CN 200710301311A CN 101469277 B CN101469277 B CN 101469277B
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oil
containing water
water
fuel
emulsification
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CN101469277A (en
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李文智
陈俊吉
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Crystal Environment Technology (hefei) Co Ltd
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Abstract

The invention relates to a method for producing an emulsion fuel from oily water, which comprises the following steps: (1) taking flammable fuel with the proportion of between 0.02 and 30 percent w/w, and dissolving the flammable fuel in water to form oily water which is sufficiently mixed with an emulsifying agent with the proportion of between 0.01 and 3 percent w/w; (2) mixing the mixture with the prior heavy oil with the proportion of between 60 and 95 percent w/w or the prior diesel oil with the proportion of between 75 and 98 percent w/w primarily; and (3) further mixing and emulsifying the whole mixture to produce emulsified heavy oil or diesel oil added with the oily water, wherein the oily water can be specifically prepared for use according to the concentration proportion, can be taken from oily industrial waste water for direct use, or can be the industrial waste water which is used after solid impurities therein are removed simply; if the oily concentration in the oily industrial waste water is not enough, the oily industrial waste water is used again after being prepared into the oily water with suitable concentration through a concentration process; and the emulsifying agent is commercially available and can promote the uniform mixing of oil and water. When the emulsion fuel produced by the method is used in a heavy oil boiler and a diesel engine respectively, the combustion efficiency can be greatly promoted, the exhaustion of air pollutant can be reduced, and energy resources can be saved.

Description

Make the method for emulsion fuel with oil-containing water
(1) technical field:
The invention relates to and a kind ofly make the method for emulsion fuel with oil-containing water, is that combustible fuel with 0.02~30%w/w ratio is dissolved in the water and processes oil-containing water; Again behind the emulsifying agent thorough mixing with this oil-containing water and 0.01~3%w/w ratio; Again with 60~95%w/w conventional heavy oils or 75-98% conventional diesel after tentatively mixing; Further mixing and emulsifying becomes emulsification heavy oil (being called for short OWEH) that adds oil-containing water or the diesel oil emulsification (being called for short OWED) that adds oil-containing water again; Be used in heavy oil boiler and diesel motor respectively, can significantly promote efficiency of combustion and reduce the discharging of air pollutant, belong to the Emulsified Fuel Technology at Power field.
(2) background technology:
Conventional diesel or heavy oil are in combustion processes, because atomizing is not good, gas mixture is inhomogeneous or partial concn is too high; Especially under anoxia condition, can cause thermolysis, generate many carbon granules; So will cause incomplete combustion and big over-emitting black exhaust, the serious problems that cause contaminate environment and oil consumption to be risen.Therefore there is the emulsion fuel of diesel oil emulsification or emulsification heavy oil to be made appearance; Comparatively speaking, when the emulsion fuel of employing diesel oil emulsification or emulsification heavy oil burns, owing to there is steam to exist; So water-gas reaction can take place, the microexplosion effect when promptly the drop in the emulsion fuel can be by burning makes the atomizing of diesel oil or heavy oil obtain obviously to improve; Original comparatively thick oil droplet is burst, and efficiency of combustion is improved, the microexplosion in the combustion chamber of many in addition oil droplets is splashed; Can improve turbulivity, favourable further overheavy firing efficient, reduce oil consumption, and the carbon granules that produced of oxidable consumption incomplete combustion; With effective inhibition black smoke from exhaust, reduce exhaust gas emission, with the effect that reaches save energy and promote environmental protection relatively.But; The method of manufacture of present convention emulsion fuel; Nothing more than being to add emulsifying agent and heavy oil (oil fuel) or diesel oil with a certain proportion of water (can be clean underground water or tap water) directly to mix to stir and process water in oil emulsion fuel, this promptly general alleged emulsification heavy oil (WEH) or diesel oil emulsification (WED).Yet the water in oil emulsion fuel of above-mentioned convention is because of not good causes water of stability and oil layering easily, and the emulsifying agent that is adopted is expensive, makes energy-saving effect not obvious, and therefore commercial running examples of many successful is few.
For the water in oil emulsion fuel of above-mentioned convention; The disappearance that promptly general alleged emulsification heavy oil (WEH) or diesel oil emulsification (WED) exist, the present invention promptly conceives and improves, in the process of research and development innovation emulsion fuel; Because need; Further investigate all equally for the processing or the application of oil-containing industrial water simultaneously, so since germinating with traditional wastewater treatment program does not very meet economic benefit to handle oil-containing industrial water, why not that recycles its invention idea carefully.Further speech, because convention is during with general conventional process high density oil-containing industrial water, normal discovery has that processing costs is too high, processing efficiency is not good and have secondary pollution problems; Though the method for incinerating method treatment of high concentration oil-containing industrial water with liquid spray formula is arranged in addition, though the advantage of this kind treatment process tool high treatment efficiency, because of required auxiliary fuel costly, so with regard to cost consideration, do not have an economy practical value.So the inventor is promptly in the experimentation and experience of many research and development improvement; Realize the new concept and the idea of " handling it; why not utilize it " gradually, so the disappearance that the present invention promptly improves convention emulsion fuel oil product combines with utilizing two kinds of inventions of oil-containing industrial water idea.
The inventor draws to draw a conclusion through the research to existing research documents and materials:
(1) the emulsification oil product can promote the efficiency of combustion of diesel motor and reduce nitrogen protoxide (NO), THC and particulate pollutant (PM) discharging and do not have obvious increase for oil consumption.
(2) diesel oil emulsification can reduce the wearing and tearing of heat flux, thermal load and diesel motor bent axle.The torsion of engine, power, thermo-efficiency can increase with the increase of adding the water yield, but the spent air temp of engine emissions can decrease on the contrary.
(3) the NOx discharging can be reduced at Semen Brassicae campestris biodiesel and the made emulsification oil product of slurry of C.vulgaris but carbon monoxide (CO) discharging and oil consumption can be increased.Opposite, the oil in water emulsion that adds oxygenant diglymeu can increase oxynitride (NOx) discharging and efficiency of combustion, but can reduce the discharging of rate of fuel consumption, specific fuel consumption amount, smoke intensity and CO.
(4) add oxygenant and in diesel oil emulsification, can increase the active and stability of oil in water emulsion.
(5) oxide compound that adds straight chain can add the cyclic oxide compound and reduce the PM discharging more easily, can increase oxygen atom content owing to add oxygenant in addition, makes temperature of combustion increase and then increase the discharging of NOx.
(6) being in the flame of fuel with the propyl benzene, in the flame that the high air ratio is arranged, the fuel laminar flow is burning under the low temperature around recirculation zone relatively, because of the preceding and peripheral excess air dilution of burning, so lower NOx discharging is arranged.
(7) under excess air, increase oil droplet size and can increase the NOx discharging, sectional combustion then can reduce the NOx discharging.
(8) the NOx discharging increases along with high ERG amount and successively decreases, and can influence whole flame stability, efficiency of combustion, the quantity discharged of the hydrocarbon polymer of carbon monoxide and incomplete combustion.
When being respectively HLB 5.5 when (nine) W/O and O/W are the most stable with HLB 13.7.Usually via after the ultrasound vibration, oil in water emulsion is with electron microscope observation, and heating back water droplet in oily inner volume change very significantly.At lightweight oil such as octane, no matter be water-in-oil or oil-in-water, the volume smaller can comparatively fast be evaporated, and BO such as n-Hexadecane, diesel oil or heavy oil are easier to take place the microexplosion phenomenon.But when water made fuel oil be the water-in-oil type emulsion state with minimum particulate and oily uniform mixing, these moisture content did not only have detrimentally affect for burning, but help eliminating black smoke on the contrary, reduces imperfect combustion, thereby the saving oil consumption.
(10) adding water in conventional heavy oils or waste oil, all can cause the heats variation, mainly be to be replaced by water because of oil plant that incendivity produces heat, and water can absorb heat.As for the furnace gas temperature after the burning, then to see and add the microexplosion effect that produced behind the water and add thermal value two that water loses and compare afterwards and decide.When the microexplosion effect is good, then can burns better, and then remedy the situation of adding thermal value that less water causes reduction; If add big water gaging,, then possibly also can't remedy the lower situation of thermal value even if the microexplosion effect produces.Aspect prevention and cure of pollution, to add water and truly have the reduction effect for what NOx generated, major cause has two, and one of which is for adding the low generation that can reduce hot type NO of temperature behind the water; It is two for adding the generation that the original nitrogen content of water dilution oil fuel reduces fuel NOx.Must reach a certain degree (approximating about 10%) just effectively but add the water yield, otherwise it is big to make that on the contrary NOx generates quantitative change, this possibly increase the possibility of localized hyperthermia because of the microexplosion effect, and then raising hot type NOx generates.As for SOx, then can very clear discovery, add water in conventional heavy oils or waste oil, the effect that reduces the SOx discharging is all arranged, be mainly the sulphur content of adding in the water dilution oil fuel originally.
In addition, according to retrieval, pollute the relevant patent of decrement in respect of six with diesel oil emulsification and emulsification heavy oil boiler, brief description is following:
1. the patent of the contriver Kevin Taiwan that Blang applies for of Canadian nationality (application case number: 090123561) reduce method, include (1) and use water-this diesel motor of diesel oil fuel milk sap operation that acts as a fuel from the pollutant load of diesel motor waste gas for a kind of being used for; And (2) will contact with particulate filter from the waste gas of this diesel motor; Wherein this water-diesel oil fuel milk sap comprises the diesel oil fuel of from 50% to 98% weight ratio; The water of from 1% to 50% weight ratio; Emulsifying agent with 0.05 to 20% weight ratio; Wherein this emulsifying agent is to be selected from by (i) by the soluble product of at least one fuel with the carboxylic acid acylating agent of at least one hydrocarbyl substituted and ammonia or amine reaction manufacturing, and the hydrocarbyl substituent of this acylating agent is to have 50 to 500 carbon atoms; (ii) possess hydrophilic property-lipophilic balance (HLB) is at least one ionic or nonionic compound of 1 to 40; (iii) be (i), mixture (ii); (iv) be selected from by amine salt, ammonium salt, azide, nitrate esters, nitramine, nitro-compound, alkaline metal salt, the water-soluble cpds of trooping that the earth alkali metal salt is formed is with (i), (ii) or combination (iii); (the v) reaction product of polyprotonic acid polymkeric substance and the soluble product of at least one fuel, the soluble product of this fuel are by carboxylic acid acylating agent and ammonia, amine or polyamine reaction manufacturing with at least one hydrocarbyl substituted; With (vi) (ii) with (v) mixture constituted troops, wherein water-diesel fuel composition is to comprise a disperse phase, disperse phase is constituted by 1 micron or littler water-based drop by having mean diameter.
2. the patent of the prosperous unicorn enterprise stock of Taiwan applicant Taiwan that ltd applies for (application case number: 73104278 and A01) contains the method for manufacture that atmospheric pollution prevents agent combustion section oil for a kind of; This method comprises; (1) at first carries out allotment work: (a) with 0.25 pound of grind into fine powder of Potcrate; Soak filtration in 24 hours with 0.25 liter of zero(ppm) water melt into; (b) get camphor powder and be made into 0.5 liter camphor powder oil and close liquid with the dissolving of heating of 0.45 liter of diesel oil, (c) get 0.035 liter of meta-cresol, add 0.465 liter of diesel oil and close liquid with 0.5 liter of meta-cresol oil of melt into 0.25 pound.(2) secondly carry out blending work: (d) 0.055 liter of emulsifying agent (non-ionic surfactant HBL value is between 3~8) and methyl alcohol are done evenly blending for 0.045 liter; (e) 0.05 liter in ydrogen peroxide 50 and 0.25 pound of grind into fine powder of Potcrate are soaked with 0.25 liter of zero(ppm) water melt into filtered formed Potcrate lysate in 24 hours and do evenly blending, (f) (b) in above-mentioned allotment work institute is deployed into 0.5 liter camphor powder oil and closes in liquid and the above-mentioned allotment work (c) item and be deployed between 0.5 liter cresols oil and close liquid and remake even blending.(3) after with aforementioned (d) and (e) product of step mixes again; After 0.998 liter of soft water of 0.002 liter of adding of taking-up mixture mixes; Take out this mixture 20% (volume ratio); Mixing the former heavy oil of 80% (volume ratio) (being divided into three kinds of A, B, C) blending stirs; Add 0.1% (volume ratio) camphor powder oil again and close the blending liquid that 0.5 liter of liquid and meta-cresol oil close 0.5 liter of liquid, above gained mixing final product is done to mix with stirrer at last and was stirred 4 minutes, can make to contain atmospheric pollution and prevent the agent blended fuel.
3. (application case number: 91134811) be a kind of emission-control equipment, this method comprises the Taiwan contriver Chen Jun chess Taiwan patent of being applied for, this waste gas is to flow among this filling type washing tower via this inlet pipe; One ultrasonic two-phase flow spray humidifier is arranged among this inlet pipe, in order to produce trickle water smoke; Ultrasonic two-phase flow spray humidifier has more a ultrasound resonance amplifier; This centre water smoke is directly to clash into this ultrasound resonance amplifier, to produce this trickle water smoke, wherein; This pollutent in this waste gas is adsorbed by this trickle water smoke, reduces air pollutant by this.
4. U.S.'s nationality contriver Robert R. Taiwan patent of being applied in rubbing (application case number: 88100400) control the method and apparatus of decomposing oxidation effect for a kind of warp that is used for gaseous pollutant; This device comprises: a thermal reactor, and it comprises a central compartment, heating component; This chamber has an inlet end and an exit end; The side entrance of an extraneous air space intercommunication of being defined with outer wall and heating component, the inner air space with this extraneous air space intercommunication, this inner air space is defined by inwall and this heating component; And an orifice in this inwall, it is in order to import this central compartment with air from this inner air space; In order to this gas stream is imported at least one inlet of this reactor drum; This inlet comprises a conduit; It partly is the terminal with this conduit that is positioned at this reactor drum; Wherein this of this conduit partly is positioned at a pipe that extends beyond this conduit terminal, and defines the Room in this pipe, and this pipe has an opening terminal with this inside reactor intercommunication; This conduit further has one second inlet, so that other gas is imported in this conduit; An annular chamber that is positioned at this reaction chamber exit end, this annular chamber have terminal, an opening top, wherein liquid are forced this annular chamber of importing and form whirlpool, and it flows in this gas stream of discharging this central compartment from this terminal, opening top; A bed of packings, wherein this logistics upwards flows and resists the liquid that flows downward through this bed of packings; A gas inlet partly flows above this to impel air, and promotes inspissated and the accretion of particulate in this; One in order to remove the washer of chemical pollutant in the gas stream; It comprises: one in order to import this gas stream the inlet of washing chamber; The filler through applying at least two vertical sepn beds is contained in this washing chamber, and this coating is in order to hold back this pollutent or reaction with it; Monitoring equipment is to monitor this amount of pollutant that this washer removes in this gas stream; The selectivity that this monitoring equipment is controlled to each imports the effect that recyclability applies constituent, with this coating on this filler of regenerating.
5. Dutch nationality contriver glug this. the Taiwan patent that strong An Defu is applied for (application case number: 88100400) for a kind of by getting rid of sulfurous pollutants in the gas; The method of aromatic series and hydrocarbon polymer; This method comprises: be to be the matrix absorption agent with the tetramethylene; With secondary or tertiary amine combination, (it also can comprise CO by hydrocarbon gas 2With senior fatty series and aromatic series hydrocarbon polymer) in remove in the sulfurous pollutants of mercaptan and H2S form and reclaim the method for elementary sulfur.Utilize chemistry, physics or chemical/physical absorption agent to carry out, it removes all sulphur compounds and CO in fact 2
6. U.S.'s nationality contriver Bryant S. mole Taiwan patent of being applied for (application case number: 81207216), wherein comprise: fuel allocation units for a kind of liquid fuel distribution device that has in order to antipollution Improvement type mechanism; A fuel storage groove; One in order to carry fuel from above-mentioned fuel storage groove, has the pump of pumps fuel outlet simultaneously; Filtration vessel with a fuel inlet and a fuel outlet, above-mentioned Pumping mechanism export then therewith, and the fuel inlet of filtration vessel is connected; Be positioned at above-mentioned filtration vessel; A purifier mechanism that contacts mutually with the fuel of flowing through wherein simultaneously; Comprise in order to filtering contaminants in this purifier mechanism; And in order to arriving one at the pollutent that absorbed during predetermined amount, with the mobile mechanism that closes of fuel: and in order to fuel is delivered to a pipeline mechanism of above-mentioned fuel allocation units from above-mentioned strainer.
To the disappearance that the water in oil emulsion fuel of above-mentioned convention (promptly general alleged emulsification heavy oil (WEH) or diesel oil emulsification (WED)) exists, the present invention provides a kind of emulsion fuel of brand-new invention, to improve its disappearance.
(3) summary of the invention:
The object of the present invention is to provide a kind of method of making emulsion fuel with oil-containing water; To address the deficiencies of the prior art; Easy to operate, the cost of present method can promote the efficiency of combustion of oil product and reduce the stack gases pollutant emission, reaches the save energy effect simultaneously.
The present invention is a kind of to make the method for emulsion fuel with oil-containing water, and it comprises the steps: that (one) gets that combustible fuel with 0.02~30%w/w ratio is dissolved in the water and the oil-containing water that forms and the emulsifying agent thorough mixing of 0.01~3%w/w ratio; (2) tentatively mix with 60~95%w/w conventional heavy oils warp again; (3), so promptly create the emulsification heavy oil that adds oil-containing water with the further mixing and emulsifying of integral body.
The present invention is a kind of to make the method for emulsion fuel with oil-containing water, and it comprises the steps: that (one) gets that combustible fuel with 0.02~30%w/w ratio is dissolved in the water and the oil-containing water that forms and the emulsifying agent thorough mixing of 0.01~3%w/w ratio; (2) tentatively mix with 75~98%w/w conventional diesel warp again; (3) with the further mixing and emulsifying of integral body, so promptly create the diesel oil emulsification that adds oil-containing water.
Wherein, this oil-containing water is for processing use according to above-mentioned concentration ratio is specific.
Wherein, this oil-containing water is desirablely directly to use from the butyraceous trade effluent.
Wherein, this oil-containing water is for re-using the butyraceous trade effluent through the simple solid impurity of removing.
Wherein, if the oil concentration of butyraceous trade effluent is not enough, can processes the oil-containing water that is fit to concentration through concentrated program and re-use.
Wherein, the emulsifying agent that is adopted gets final product with the general commercially available mixed uniformly emulsifying agent of profit that can promote.
Wherein, this oil-containing water promptly is the water that contains The dissolved fuel.
Wherein, This The dissolved fuel can be in alcohols (and contain various substituting groups, comprise living matter alcohol type and glycerine), alkanes (and containing various substituting groups), benzene class (and containing various substituting groups), ethers (and containing various substituting groups), aldehydes (and containing various substituting groups), ketone (and containing various substituting groups), organic acid (and containing various substituting groups), ester class (and containing various substituting groups), MO (containing various machining oils), lubricating oil, gasoline class, diesel oil type (and contain biodiesel and make the vegetables oil and the animal oil of biodiesel) and the heavy oil (and various oil fuel or residual oil or turning oil) type of the flammable characteristic of tool the simplification compound or any two kinds mix or any three kinds mix or mix more than three kinds arbitrarily.
A kind of method of the present invention with oil-containing water manufacturing emulsion fuel, its advantage and effect are: easy to operate, the cost of present method, can promote the efficiency of combustion of oil product and reduce the stack gases pollutant emission, reach the save energy effect simultaneously.
(4) description of drawings:
Shown in Figure 1 is the functional diagram of embodiment of the invention method of manufacture
(5) embodiment
A kind of method of the present invention with oil-containing water manufacturing emulsion fuel, its specific embodiment is following:
As shown in Figure 1, the embodiment of the invention is made emulsion fuel through the method for manufacture of following steps: at first, get that combustible fuel with 0.02~30%w/w ratio is dissolved in the water and the oil-containing water that forms and the emulsifying agent thorough mixing of 0.01~3%w/w ratio; Then, tentatively mix with 60~95%w/w conventional heavy oils or 75~98%w/w conventional diesel warp; At last, with the further mixing and emulsifying of integral body, so promptly create emulsification heavy oil (being called for short OWEH) that adds oil-containing water or the diesel oil emulsification (being called for short OWED) that adds oil-containing water.
The present invention is because of being the method for manufacture of making emulsion fuel with oil-containing water; So must obtain the finished product (finished product that oil-containing water just must be arranged earlier) of oil-containing water earlier; Just can carry out follow-up step then; And the finished product of oil-containing water can be obtained by some approach, and the first is dissolved in the water combustible fuel with the ratio of 0.02~30%w/w and can forms oil-containing water, for using as additive of the present invention; It two can be taken to come in the butyraceous trade effluent and directly use; If the concentration of combustible fuel just is in the proportional range of 0.02~30%w/w of being suitable in the present invention in the butyraceous trade effluent; Then promptly take certainly directly and use; If have solid impurity to exist in the butyraceous trade effluent, then can re-use through the step of simple removal solid impurity; It three also is from the trade effluent of oil-containing, to take to use; For no other reason than that the oil concentration of the oil-containing industrial water of taking is not enough, thus earlier through concentrate program process the present invention the oil-containing water of concentration in 0.02~30%w/w scope of suitable combustible fuel re-use.
Though be with which kind of method or approach obtain the present invention the oil-containing water of concentration in 0.02~30%w/w scope of suitable combustible fuel, all can be used for as the additive of making the emulsion fuel of being invented.And among the present invention alleged oil-containing water further speech be the water that contains The dissolved fuel; Wherein alleged The dissolved fuel can be in alcohols (and contain various substituting groups, comprise living matter alcohol type and glycerine), alkanes (and containing various substituting groups), benzene class (and containing various substituting groups), ethers (and containing various substituting groups), aldehydes (and containing various substituting groups), ketone (and containing various substituting groups), organic acid (and containing various substituting groups), ester class (and containing various substituting groups), MO (containing various machining oils), lubricating oil, gasoline class, diesel oil type (and contain biodiesel and make the vegetables oil and the animal oil of biodiesel) and the heavy oil (and various oil fuel or residual oil or turning oil) type of the flammable characteristic of tool the simplification compound or any two kinds mix or any three kinds mix or mix more than three kinds arbitrarily.
The embodiment of the invention is promptly earlier processed oil-containing water with The dissolved fuel (or its mixture) uniform dissolution of the flammable characteristic of these tools in water; Add emulsifying agent again and make uniform mixing, be added into then and mix stirring and emulsifying in conventional heavy oils or the conventional diesel of finite concentration proportional range and promptly may be made in diesel oil emulsification (being called for short OWED) that adds oil-containing water or the emulsification heavy oil (being called for short OWEH) that adds oil-containing water.
The diesel oil emulsification that adds oil-containing water that the present invention produces according to aforementioned method of manufacture (being called for short OWED) or add the emulsification heavy oil (being called for short OWEH) of oil-containing water; Wherein, Add of the result demonstration of the emulsification heavy oil (being called for short OWEH) of oil-containing water through the practical stability test; Really better than the emulsification oil product stability that adds tap water of convention; When being used for heavy oil boiler and carrying out combustion testing, obviously can reduce the quantity discharged of the particulate pollutant in the waste gas, total polycyclic aromatic compound (PAHs), total toxic equivalent (Total-BaPeq), carbon monoxide (CO), oxynitride (NOx), and significantly save the energy; And the diesel oil emulsification (be called for short OWED) that adds oil-containing water is used for diesel motor and carries out energy test, shows that also tool is energy-conservation and pollutes the decrement effect; Sequitur the present invention can promote efficiency of combustion really and reduce the discharging of air pollutant to add the emulsion fuel that oil-containing water produces, and reaches the effect of save energy simultaneously.
The present invention once carried out many experiments in R&D process, to verify use progress effect of the present invention.Now will be about the experiment of heavy oil and diesel oil, wherein the word definition is as follows: on behalf of this heavy oil oil product, conventional heavy oils (EH-0) absolutely be conventional heavy oils, and the ratio that contains tap water or oil-containing water is 0%; On behalf of this emulsification heavy oil, emulsification heavy oil (WEH-20) contain tap water 20% and conventional heavy oils 80%; On behalf of this emulsification heavy oil, emulsification heavy oil (OWEH-20) contain oil-containing water 20% and conventional heavy oils 80%.On behalf of this diesel fuel oil, conventional diesel (ED-0) absolutely be conventional diesel, and the ratio that contains tap water or oil-containing water is 0%; On behalf of this diesel oil emulsification, diesel oil emulsification (WED-13) contain tap water 13% and conventional diesel 87%, and on behalf of this diesel oil emulsification, diesel oil emulsification (OWED-13) contain oil-containing water 13% and conventional diesel 87%.
Experiment about the heavy oil aspect; The present invention flies experimental study and the actual conventional heavy oils of being purchased mainly from No. six heavy oil of oil company, Taiwan; The oil product of being purchased all meets the oil product standard that the Taiwan Industrial Boiler uses oil fuel, and oil-containing water is then taken from southern areas, Taiwan waste oil and reclaimed factory.General waste oil reclaims factory for reducing the moisture in the regeneration oil product, and the waste oil removal process often must be separated out the moisture gas in the oil product is carried separate through vacuum heating treatment.The oil-containing water that the present invention is used to make emulsion fuel is that gas is carried and through condensed oil-containing industrial water, and above-mentioned oil-containing industrial water is after oily water separation, and upper strata oil takes out and is recovered as fuel and uses, and the oil-containing water of lower floor then takes out and makes an experiment.Shown in the following tabulation 1 of its oil-containing water analysis of components result; Wherein COD (COD) is up to 9600mg/L, and gasoline compounds (TPH-gasoline) content is that 444mg/L, diesel oil type compound (TPH-diesel) content are 97mg/L.The present invention makes an addition among conventional heavy oils (EH-0) 80%w/w with above-mentioned oil-containing water 20%w/w, manufactures to add oil-containing water emulsification heavy oil (OWEH-20) 100%w/w.To add tap water emulsification heavy oil (WEH-20) be with 20%w/w tap water (be the tap water that the general resident in Tainan County city, Taiwan drinks) earlier behind the adding emulsifying agent thorough mixing and make; Add 80%w/w conventional heavy oils (EH-0) again; Thorough mixing more promptly can be made into and adds tap water emulsification heavy oil (WEH-20).
Figure 2007103013111A00800011
aUnderground water is educated statutory standard again
bThe discharge of wastewater statutory standard
Table 1
The present invention is directed to conventional heavy oils (EH-0), add tap water emulsification heavy oil (WEH-20), with add three kinds of fuel of oil-containing water emulsification heavy oil (OWEH-20) and make an experiment with heavy oil boiler and measure after; When finding to use conventional heavy oils (EH-0) respectively, add tap water emulsification heavy oil (WEH-20) and adding oil-containing water emulsification heavy oil (OWEH-20); The average emission coefficient that its boiler produces particulate pollutant (PM) in the discharging waste gas of every kJ steam heat is 4.3,3.4 and 2.7mg/kJ. steam; If with conventional heavy oils (EH-0) is benchmark (100%); Then use to add tap water emulsification heavy oil (WEH-20) and use to add oil-containing water emulsification heavy oil (OWEH-20), the emission factor of particulate pollutant in its discharging waste gas (PM) reduces by 20.9% and 37.2% respectively; And add oil-containing water emulsification heavy oil (OWEH-20) compared to adding tap water emulsification heavy oil (WEH-20) particulate pollutant (PM) emission factor reduction by 16.3% in the discharging waste gas of boiler.
If with total polycyclic aromatic compound (Total-PAHs); When then finding to use conventional heavy oils (EH-0) respectively, add tap water diesel oil emulsification (WEH-20) and add oil-containing water emulsification heavy oil (OWEH-20); The average emission coefficient that its boiler produces total polycyclic aromatic compound (Total-PAHs) in the discharging waste gas of every kJ. steam heat is 2.83,2.10 and 1.82 μ g/kJ. steam; If with conventional heavy oils (EH-0) is benchmark (100%); Then use to add tap water emulsification heavy oil (WEH-20) and use to add oil-containing water emulsification heavy oil (OWEH-20), the emission factor of total polycyclic aromatic compound (Total-PAHs) reduces by 25.8% and 35.7% respectively in its discharging waste gas; And add oil-containing water emulsification heavy oil (OWEH-20) compared to adding tap water emulsification heavy oil (WEH-20) total polycyclic aromatic compound (Total-PAHs) emission factor reduction by 9.9% in the discharging waste gas of boiler; If with total polycyclic aromatic compound toxic equivalent (Total-BaPeq); When finding to use conventional heavy oils (EH-0) respectively, add tap water diesel oil emulsification (WEH-20) and adding oil-containing water emulsification heavy oil (OWEH-20); The average emission coefficient that its boiler produces total polycyclic aromatic compound toxic equivalent (Total-BaPeq) in the discharging waste gas of every kJ steam heat is 29.5,17.8 and 15.6ng/kJ. steam; If with conventional heavy oils (EH-0) is benchmark (100%); Then add tap water emulsification heavy oil (WEH-20) and add oil-containing water emulsification heavy oil (OWEH-20), the emission factor of total polycyclic aromatic compound toxic equivalent (Total-BaPeq) reduces by 39.7% and 47.1% respectively in its discharging waste gas; And add oil-containing water emulsification heavy oil (OWEH-20) compared to the emission factor reduction by 7.4% that adds tap water emulsification heavy oil (WEH-20) total polycyclic aromatic compound toxic equivalent (Total-BaPeq) in the discharging waste gas of boiler.
If with carbon monoxide (CO) concentration in the boiler emission waste gas; When finding to use conventional heavy oils (EH-0) respectively, add tap water diesel oil emulsification (WEH-20) and adding oil-containing water emulsification heavy oil (OWEH-20); The mean concns that its boiler produces carbon monoxide (CO) in discharging waste gas is respectively 171,35.0 and 27.0ppmv; If with conventional heavy oils (EH-0) is benchmark (100%); Then add tap water emulsification heavy oil (WEH-20) and add oil-containing water emulsification heavy oil (OWEH-20), the mean concns of carbon monoxide in its discharging waste gas (CO) reduces by 79.5% and 84.2% respectively; And add oil-containing water emulsification heavy oil (OWEH-20) compared to the mean concns reduction by 4.7% that adds tap water emulsification heavy oil (WEH-20) carbon monoxide (CO) in the discharging waste gas of boiler; If with boiler emission nitrogen oxides of exhaust gas (NOx) concentration; When finding to use conventional heavy oils (EH-0) respectively, add tap water diesel oil emulsification (WEH-20) and adding oil-containing water emulsification heavy oil (OWEH-20); The mean concns that its boiler produces oxynitride (NOx) in discharging waste gas is respectively 198,178 and 168ppmv; If with conventional heavy oils (EH-0) is benchmark (100%); Then add tap water emulsification heavy oil (WEH-20) and add oil-containing water emulsification heavy oil (OWEH-20), oxynitride in its discharging waste gas (NOx) concentration reduces by 10.1% and 15.2% respectively; And add oil-containing water emulsification heavy oil (OWEH-20) oxynitride (NOx) concentration in the discharging waste gas that adds tap water emulsification heavy oil (WEH-20) boiler and reduce by 5.1%.
Shown in the following tabulation 2, if with the oil product stability of oil in water emulsion, add oil-containing water emulsification heavy oil (OWEH-20) also add tap water emulsification heavy oil (WEH-20) on oil product stability better.
Figure 2007103013111A00800021
Table 2
If Energy efficiency with boiler; When finding to use conventional heavy oils (EH-0), add tap water diesel oil emulsification (WEH-20) and adding oil-containing water emulsification heavy oil (OWEH-20); The average energy source efficiency of its boiler is respectively 43%, 47% and 49%; That is to say if use oil mass to be benchmark (100%) with conventional heavy oils (EH-0) boiler that produces a certain amount of steam; Then add tap water emulsification heavy oil (WEH-20) and add oil-containing water emulsification heavy oil (OWEH-20), its boiler on average can save about 9.3% and 14.0% respectively with oil mass; And add oil-containing water emulsification heavy oil (OWEH-20) and save 4.7% with oil mass compared to what add tap water emulsification heavy oil (WEH-20) boiler.At this; Add oil-containing water emulsification heavy oil (OWEH-20) and the difference that adds tap water emulsification heavy oil (WEH-20) promptly contain the 1%w/w that has an appointment in adding the oil-containing water that oil-containing water emulsification heavy oil (OWEH-20) uses The dissolved combustible fuel; And only accounting for 100%w/w, oil-containing water adds 20% of oil-containing water emulsification heavy oil (OWEH-20); Therefore, the The dissolved combustible fuel in the oil-containing water only accounts for the 0.2%w/w that 100%w/w adds oil-containing water emulsification heavy oil (OWEH-20); OWEH-20 only has more about 0.2% fuel mass than WEH-20, but have more 4.7% energy performance than WEH-20, that is to say that the energy of the unit mass that many these 0.2% fuel mass are produced shows as 23.5 times.If use oil mass to be benchmark (100%), then add oil-containing water emulsification heavy oil (OWEH-20) and can save energy about 14% with conventional heavy oils (EH-0) boiler.By the canonical algorithm of United Nations, with conventional heavy oils relatively, when producing a certain amount of steam, the oil-containing water emulsification heavy oil (OWEH-20) that adds of the present invention can reduce emission amount of carbon dioxide about 14%.
About the experiment of diesel oil aspect, the conventional diesel purchased is made in experimental study of the present invention and real, the main senior diesel oil that comes to the oil company, Taiwan, the conventional diesel oil product of being purchased all meet the Taiwan go in the diesel fuel oil standard used of diesel vehicle.And make the oil-containing water add oil-containing water diesel oil emulsification (being called for short OWED-13) institute's palpus is that palm biodiesel and tap water with 1%w/w fully mixes; Uniform dissolution is in tap water; Again oil-containing water is added the 0.1%w/w emulsifying agent; After fully mixing, the oil-containing water 13%w/w that contains emulsifying agent again with the abundant stirring and emulsifying of conventional diesel of 87%w/w, process and add oil-containing water diesel oil emulsification (being called for short OWED-13).
With conventional diesel (ED-0), add tap water diesel oil emulsification (be called for short WED-13) and add the actual respectively energy test results that are used in the diesel motor generator of three kinds of fuel of oil-containing water diesel oil emulsification (being called for short OWED-13) and show, conventional diesel (ED-0), add tap water diesel oil emulsification (being called for short WED-13) and the ratio specific fuel oil consumption that adds oil-containing water diesel oil emulsification (being called for short OWED-13) and be respectively 0.356,0.393 and 0.379L/kW.h.Has only 87% and 88% of conventional diesel (ED-0) and add tap water diesel oil emulsification (being called for short WED-13) respectively with the diesel oil ratio that adds in oil-containing water diesel oil emulsification (the being called for short OWED-13) oil product.Compared to conventional diesel (ED-0); Add tap water diesel oil emulsification (be called for short WED-13) and on average be respectively 4.0% and 6.3%, and the energy saving per-cent of (abbreviation WED-13) exceeds about 2.3% than adding the tap water diesel oil emulsification to add oil-containing water diesel oil emulsification (being called for short OWED-13) with the energy saving per-cent that adds oil-containing water diesel oil emulsification (being called for short OWED-13).
At this; Add oil-containing water diesel oil emulsification (be called for short OWED-13) and the difference that adds tap water diesel oil emulsification (being called for short WED-13) promptly contain the 1%w/w that has an appointment in adding the oil-containing water that oil-containing water diesel oil emulsification (being called for short OWED-13) uses The dissolved combustible fuel; And oil-containing water only accounts for 100%w/w and adds 13% of oil-containing water diesel oil emulsification (be called for short OWED-13); Therefore, the The dissolved combustible fuel in the oil-containing water only accounts for the 0.13%w/w that 100%w/w adds oil-containing water diesel oil emulsification (abbreviation OWED-13); OWED-13 only has more about 0.13% fuel mass than WED-13, but have more 2.3% energy performance than WEH-20, that is to say that the energy of many these 0.13% unit masses that fuel mass produces shows as 17.7 times.
With conventional diesel (ED-0), add tap water diesel oil emulsification (be called for short WED-13) and add the actual respectively energy test results that are used in the diesel motor generator of three kinds of fuel of oil-containing water diesel oil emulsification (being called for short OWED-13) and show; Conventional diesel (ED-0), the average emission coefficient that adds particulate pollutant (PM) in the discharging waste gas that tap water diesel oil emulsification (be called for short WED-13) and the diesel motor generator that adds oil-containing water diesel oil emulsification (being called for short OWED-13) produce every kW.h electric weight are 92.5,58.8 and 55.6mg/kW.h; If with conventional diesel (ED-0) is benchmark (100%), then use the emission factor that adds tap water diesel oil emulsification (being called for short WED-13) and add particulate pollutant (PM) in oil-containing water diesel oil emulsification its discharging waste gas of diesel motor generator of (being called for short OWED-13) to reduce by 36.4% and 39.9% respectively; And add oil-containing water diesel oil emulsification (be called for short OWED-13) and also reduce by 3.5% compared to adding tap water diesel oil emulsification (being called for short WED-13) particulate pollutant in the discharging waste gas of diesel motor generator (PM) emission factor.
Show by above-mentioned experimental result, add oil-containing water emulsification heavy oil (OWEH) and add oil-containing water diesel oil emulsification (OWED) and can be applicable to heavy oil boiler and diesel motor respectively, promote the efficiency of combustion of combustion chamber and reduce the discharging of pollutent, reach the effect of save energy simultaneously.With regard to pollutent that heavy oil boiler and diesel motor produce decrement and how saving with regard to the problem such as the energy how, the present invention discloses and makes the invention and the use that add oil-containing water emulsification heavy oil (OWEH) and the method for manufacture that adds oil-containing water diesel oil emulsification (OWED) and can solve an above-mentioned difficult problem.
Can know by above explanation; The present invention mainly is that the shortcoming to the convention emulsion fuel is improved, and proposes a brand-new method of manufacture, and mainly is part of fuel to be dissolved in earlier to intend participate in processing oil-containing water in the emulsive water; Adding emulsifier mix again stirs; Then, oil-containing water and heavy oil (oil fuel) or the diesel oil that will contain emulsifying agent again carry out stirring and emulsifying, process the emulsification oil product that adds oil-containing water.So, the emulsification heavy oil that adds oil-containing water that " oil is arranged in the water, water is arranged in the oil " (be called for short OWEH) or add the diesel oil emulsification (being called for short OWED) of oil-containing water; The good stability of its emulsification oil product; Water and oil are not easy layering, and the addition of emulsifying agent can reduce, and save the manufacturing cost of oil in water emulsion; Moreover; Oil-containing water in the emulsification oil product of OWEH or OWED; Because of " oil is arranged in the water ", the fuel when burning in the water forms unlimited a plurality of flash point, and is the even attitude distribution of molecule grade; So can be not inhomogeneous because of drop size just like meeting as the convention, or the shock chilling function of water causes the shortcoming of incomplete combustion.Therefore good with method of manufacture of the present invention made OWEH and OWED efficiency of combustion, the ratio of energy saving significantly promotes, and disposal of pollutants reduces.
The present invention simultaneously also proposes the brand-new idea of oil-containing industrial water recycling; Remove solid impurity with oil-containing industrial water through simple filtration; Or through concentrating program to improve oil concentration; Be used as make emulsification oil product institute must oil-containing water, like this, needn't expend significant cost and remove to handle oil-containing industrial water; Utilize oil-containing industrial water to obtain oil-containing water on the contrary, and then make an addition to the diesel oil emulsification (abbreviation OWED) that manufactures the emulsification heavy oil (being called for short OWEH) that adds oil-containing water in heavy oil or the diesel oil and add oil-containing water.Process fuel with oil-containing industrial water so on the one hand, the another on the one hand and reluctant difficult problem of solution oily(waste)water is the application of achieving many things at one stroke, and can save the energy.

Claims (14)

1. make the method for emulsion fuel with oil-containing water for one kind, it is characterized in that: oil-containing water is that 0.02~30%w/w ratio is dissolved in the water and forms for the concentration according to combustible fuel, and this method comprises the steps:
(1) with the emulsifying agent thorough mixing of above-mentioned oil-containing water and 0.01~3%w/w ratio;
(2) tentatively mix with 60~95%w/w conventional heavy oils warp again;
(3), so promptly create the emulsification heavy oil that adds oil-containing water with the further mixing and emulsifying of integral body.
2. according to claim 1ly make the method for emulsion fuel with oil-containing water, it is characterized in that: this oil-containing water is that 0.02~30%w/w ratio is taken from the butyraceous trade effluent and directly used for the concentration according to combustible fuel.
3. the method with oil-containing water manufacturing emulsion fuel according to claim 2 is characterized in that: this oil-containing water is for re-using the butyraceous trade effluent through the simple solid impurity of removing.
4. the method for making emulsion fuel with oil-containing water according to claim 2; It is characterized in that:, then process the oil-containing water that is fit to concentration and re-use through concentrated program if the concentration of the not enough combustible fuel of the oil concentration of this butyraceous trade effluent is the ratio of 0.02~30%w/w.
5. the method with oil-containing water manufacturing emulsion fuel according to claim 1, it is characterized in that: this emulsifying agent can promote the mixed uniformly emulsifying agent of profit with commercially available.
6. according to claim 1 or 2 or 3 or 4 described methods with oil-containing water manufacturing emulsion fuel, it is characterized in that: this oil-containing water promptly is the water that contains The dissolved fuel.
7. the method with oil-containing water manufacturing emulsion fuel according to claim 6 is characterized in that: the simplification compound in the alcohols that this The dissolved fuel is the flammable characteristic of tool, alkanes, benzene class, ethers, aldehydes, ketone, organic acid, ester class, MO, lubricating oil, gasoline class, diesel oil type and the heavy oil kind or any two kinds of mixing or any three kinds of mixing or any mixing more than three kinds.
8. make the method for emulsion fuel with oil-containing water for one kind, it is characterized in that: oil-containing water is that 0.02~30%w/w ratio is dissolved in the water and forms for the concentration according to combustible fuel, and this method comprises the steps:
(1) with the emulsifying agent thorough mixing of above-mentioned oil-containing water and 0.01~3%w/w ratio;
(2) tentatively mix with 75~98%w/w conventional diesel warp again;
(3), so promptly create the diesel oil emulsification that adds oil-containing water with the further mixing and emulsifying of integral body.
9. according to claim 8ly make the method for emulsion fuel with oil-containing water, it is characterized in that: this oil-containing water is that 0.02~30%w/w ratio is taken from the butyraceous trade effluent and directly used for the concentration according to combustible fuel.
10. the method with oil-containing water manufacturing emulsion fuel according to claim 9 is characterized in that: this oil-containing water is for re-using the butyraceous trade effluent through the simple solid impurity of removing.
11. the method for making emulsion fuel with oil-containing water according to claim 9; It is characterized in that:, then process the oil-containing water that is fit to concentration and re-use through concentrated program if the concentration of the not enough combustible fuel of the oil concentration of this butyraceous trade effluent is the ratio of 0.02~30%w/w.
12. according to claim 8ly make the method for emulsion fuel with oil-containing water, it is characterized in that: this emulsifying agent is commercially availablely can promote the mixed uniformly emulsifying agent of profit.
13. according to Claim 8 or 9 or 10 or 11 describedly make the methods of emulsion fuel with oil-containing water, it is characterized in that: this oil-containing water promptly is the water that contains The dissolved fuel.
14. the method with oil-containing water manufacturing emulsion fuel according to claim 13 is characterized in that: the simplification compound in the alcohols that this The dissolved fuel is the flammable characteristic of tool, alkanes, benzene class, ethers, aldehydes, ketone, organic acid, ester class, MO, lubricating oil, gasoline class, diesel oil type and the heavy oil kind or any two kinds of mixing or any three kinds of mixing or any mixing more than three kinds.
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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1821356A (en) * 2006-03-31 2006-08-23 鲁希诺 Method for producing emulsified diesel oil by using ammonia water
CN1944584A (en) * 2006-08-28 2007-04-11 郑玉林 Method for producing water modified fuel oil and its modifier
CN101007970A (en) * 2006-01-26 2007-08-01 金柏林 Heavy oil modified fuel oil for substituting for heavy diesel oil and its production method

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101007970A (en) * 2006-01-26 2007-08-01 金柏林 Heavy oil modified fuel oil for substituting for heavy diesel oil and its production method
CN1821356A (en) * 2006-03-31 2006-08-23 鲁希诺 Method for producing emulsified diesel oil by using ammonia water
CN1944584A (en) * 2006-08-28 2007-04-11 郑玉林 Method for producing water modified fuel oil and its modifier

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