The automatic identifying method lighted a fire using alcohol-based fuel ionic control intelligent burnerTechnical field
The present invention relates to a kind of utilization alcohol-based fuel ionic control intelligent burner igniting automatic identifying method, specificallySay, be the unlatching that magnetic valve is controlled by the Ion Selective Electrode Sensor of alcohol-based fuel, and then control intelligent burner pointFire, belongs to biomass new energy field.
Background technology
The fuel such as liquefied gas, natural gas, kerosene, coal tar, heavy oil, diesel oil, gasoline and coal belong to fossil energy, alcohol radicalFuel and biodiesel belong to the non-fossil energy.The non-fossil energy is also referred to as biomass energy.Alcohol-based fuel is environmental protectionThe energy, most fully and completely, thermal conversion efficiency highest, discharge is following most cleaning, most ring based on water and carbon dioxide for burningGuarantor, the fuel for most having development potentiality.Alcohol-based fuel is exactly with alcohols (such as methanol, ethanol, propyl alcohol, butanol, amylalcohol, hexanol) thingMatter is the fuel that main body is configured.From 2008, the advantage of alcohol-based fuel caused attention in the industry, but its technical difficultyGreatly, the fuel compared favourably with gasoline, diesel oil is synthesized, in addition it is also necessary to more advanced technical research and practice.
Bio-fuel methanol：Simplest in alcohol-based fuel is exactly methanol, and it is a kind of colourless, transparent, inflammable, volatileToxic liquid, to metal non-corrosiveness (except lead, aluminium), slightly alcohol smell under normal temperature.Molecular weight 32.04, relative density0.792 (20/4 DEG C), -97.8 DEG C of fusing point, 64.5 DEG C of boiling point, combustion heat 725.76KJ/mol, 12.22 DEG C of flash-point, self-ignition point463.89 DEG C, vapour density 1.11, vapour pressure 13.33KPa (100mmHg, 21.2 DEG C), steam and air mixture explosion limit6.0~36.5% (volume ratios), can be miscible with water, ethanol, ether, benzene, ketone, halogenated hydrocarbons and many other organic solvents, butIt is not miscible with petroleum ether, heat, naked light or oxidant easy firing, volatile, transport is dangerous, volatilization can also make object in wayPainted surface is corroded.
Bio-fuel ethanol：Fairly simple in alcohol-based fuel is ethanol, and it is colorless clear liquid.Have calcination taste, easilyFlowing, moisture is easily absorbed from air, can be dissolved each other with a variety of organic solvents such as water and chloroform, ether with arbitrary proportion, can be withWater formation azeotropic mixture (aqueous 4.43%), 78.15 DEG C of azeotropic point, relative density 0.789 (20/4 DEG C), fusing point -114.1DEG C, 78.5 DEG C of boiling point, index of refraction (n20D) 1.361,13 DEG C of flash-point, inflammable during closed-cup, and steam can form explosive mix with airThing, explosion limit 3.5~18.0% (volume).
ISE, also referred to as membrane electrode, are activity or concentration that a class determines effects of ion using membrane potentialElectrochemical sensor.Its principle is to be acted on by some ions in diffusion, migration and ion exchange of film both sides etc., selectivityGround produces membrane potential to some ion, and the relation of membrane potential and the ionic activity meets Nernst equation.This kind of electrode due toIt is potentiometry indicator electrode with the most use with the characteristics of selectivity is good, equilibration time is short.According to film character notTogether, amorphous film electrode, crystal membrane electrode, sensitization electrode etc. are divided into again.
Intelligent burner, refer to a key igniting intelligent burner, i.e. fuel flow rate, intake and piezoelectron igniting etc.The all-in-one of program control adjustable design.At present, either domestic or external, either alcohol-based fuel or intelligent burner are groundStudy carefully and using comparison surface, without alcohol-based fuel and intelligent burner correspondence application, because without mutual automatic identification bodySystem, causes the shoddy alcohol-based fuel of improper channel to spread unchecked, such as when having damaged intelligent burner, having polluted fuel combustionSurrounding enviroment etc., the wrong understanding for causing many people to apply alcohol-based fuel extends the speed of alcohol-based fuel popularization and application.
The content of the invention
Present invention aims to solve the deficiencies of the prior art, and provides a kind of one kind utilizes alcohol-based fuel ionic control intelligent combustionThe automatic identifying method of device igniting.The present invention is that salt is added in alcohol-based fuel, is passed by corresponding ISESense controls the igniting of intelligent burner, realizes the purpose of self automatic identification control, the alcohol-based fuel of improper channel is existedDo not burnt in intelligent burner, reach the purpose of protection alcohol-based fuel formula and burner intellectual property, while ensure that normalThe alcohol-based fuel of channel, improves it and uses validity safely, it is to avoid cause poisoning pollution and the disaster hidden-trouble of user rs environment.
The technical scheme that the present invention solves above-mentioned technical problem is as follows：Utilize alcohol-based fuel ionic control intelligent burner pointThe automatic identifying method of fire, comprises the following steps：
(1) unlocking condition is preset：From ISE, corresponding ion inspection is preset on electrode sensing controllerThe upper and lower bound of survey；
(2) alcohol-based fuel of different ions is prepared：
1. 0.01~0.5g salts a, 1~20mL water are taken, the salt is soluble in water, add 0.01~0.5g and instituteSalt a cation identical salts b, 1~20mL acetone and 1~20mL petroleum ethers are stated, is continuously stirred >=60 minutes, mixing is equalIt is even, obtain solution A；
2. take 10~200mL methanol, 10~180mL ethanol, after stirring, obtain solution B, then be placed in water-bath,20~50 DEG C of constant temperature, continuous stirring at low speed, while solution A was added in solution B in≤30 minutes, then adds 1 on one side~100mL n-hexyl alcohols, lasting stirring >=60 minutes, produce the alcohol-based fuel containing ion；
(3) ISE probe and sensing controler are installed：The mistake of intelligent burner is sent in alcohol-based fuelIn journey install ISE probe and sensing controler, by the fuel liquid storage tank being sequentially connected, front end magnetic valve,Transfer line, rear end magnetic valve and intelligent burner realize the automatic identification of igniting, ISE and sensing controlerBetween with electric wire be connected, by ISE probe be arranged on wet tank in or in transfer line or installIn intelligent burner, sensing controler is fixedly mounted near fuel liquid storage tank；
(4) obtain detecting signal, whether control intelligent burner lights a fire：Using step (3) ISEProbe obtains detecting signal to the alcohol-based fuel examinations containing ion obtained by step (2), detection signal described in automatic decision withThe size of step (1) the default upper limit of detection and lower limit, be by step (3) the sensing controler control intelligent burnerNo igniting；When the detection signal is not being detected in the range of bound, front end magnetic valve and rear end magnetic valve are not turned on, thenIntelligent burner misfires；When detecting that signal is being detected in the range of bound, front end magnetic valve and rear end magnetic valve are opened,The alcohol-based fuel flows to intelligent burner, then intelligent burner is lighted a fire.
On the basis of above-mentioned technical proposal, the present invention can also do following improvement.
Further, step (1) the ISE scope is 4.0 × 10-5~4.0 × 10-3, the ion choosingSelecting property electrode is one kind in potassium, sodium, magnesium, iron, calcium metalloform-selective electrode, and the presetting mode is voltage, instituteThe upper limit for stating voltage detecting is that 100mV, lower limit are 1mV.
Further, step (2) 1. described in salt a weight be 0.2g, the volume of the water is 5mL, described with salt aCation identical salt b weight is 0.3g, and the volume of the acetone is 5mL, and the volume of the petroleum ether is 5mL.
Further, step (2) 1. described in salt a and b total consumption be alcohol-based fuel percentage by volume 1.0 × 10-5~1.0 × 10-3(g/mL)。
Further, the salt a and salt b is one kind in sylvite, sodium salt, molysite, magnesium salts, calcium salt.
Further, the sylvite is one kind in potassium chloride, potassium nitrate, potassium sulfate, potassium phosphate, and the sodium salt is chlorinationOne kind in sodium, sodium nitrate, sodium sulphate, sodium phosphate, the molysite is one in iron chloride, ferric nitrate, ferric sulfate, ferric phosphateKind, the magnesium salts is one kind in magnesium chloride, magnesium nitrate, magnesium sulfate, magnesium phosphate, and the calcium salt is calcium chloride, calcium nitrate, sulfuric acidOne kind in calcium.
Further, step (2) 2. described in methanol volume be 120mL, the ethanol volume be 15mL, the n-hexyl alcoholVolume be 10mL.
The beneficial effects of the invention are as follows：
1. the present invention is that salt is added in alcohol-based fuel, the intelligence by corresponding ISE sensing controlThe igniting of burner, realizes the purpose of self automatic identification control, makes the alcohol-based fuel of improper channel in intelligent burnerDo not burn, reach the purpose of protection alcohol-based fuel formula and burner intellectual property.
2. the present invention also ensure that the alcohol-based fuel of normal channels, it is set safely and effectively to use, it is to avoid to cause client'sPoisoning pollution and disaster hidden-trouble.
3. the preparation method of the present invention is simple, wide market, it is adapted to large-scale production.
Brief description of the drawings
Fig. 1 is process chart of the invention.
Embodiment
The principle and feature of the present invention are described below in conjunction with accompanying drawing, the given examples are served only to explain the present invention, andIt is non-to be used to limit the scope of the present invention.
Embodiment 1
As shown in Figure 1, the automatic identifying method of intelligent burner igniting is controlled using alcohol-based fuel potassium ion, including it is as followsStep：
(1) unlocking condition is preset：Application Range is 4.0 × 10-5~4.0 × 10-3Potassium ion-selective electrode, electrodeUse condition is 5~45 DEG C of temperature, and liquid fuel pH value 4~11, reference electrode presets potassium ion on electrode sensing controllerThe upper limit of voltage detecting is that 100mV, lower limit are 1mV；
(2) alcohol-based fuel containing potassium ion is prepared：
1. 0.01g potassium chloride, 2mL water are taken, the potassium chloride is soluble in water, add 0.01g dipotassium hydrogen phosphates, 1mLAcetone and 1mL petroleum ethers, are continuously stirred 60 minutes, are well mixed, are obtained solution A；
Wherein, the potassium content of potassium chloride and dipotassium hydrogen phosphate is 52.35% and 28.46% respectively, add up to total potassium fromSub- content is 8.081 ± 0.808mg, and amount of liquid is 4mL；
2. take 10mL methanol, 10mL ethanol, after stirring, obtain solution B, then be placed in water-bath, constant temperature 20~50DEG C, continuous stirring at low speed, while solution A was added in solution B in 20 minutes, then adds 1mL n-hexyl alcohols, continues on one sideStirring 60 minutes, produces the alcohol-based fuel containing potassium ion, amount of liquid is 21mL；
Above-mentioned total amount of liquid 1. and 2. is 25mL, potassium ion 8.081 ± 0.808mg of total amount, and potassium ion is in a liquidMass concentration is 3.23 × 10-4(g/mL)；
(3) potassium ion-selective electrode probe and sensing controler are installed：Intelligent burner is sent in alcohol-based fuelDuring potassium ion-selective electrode probe and sensing controler are installed, pass through the fuel liquid storage tank that is sequentially connected, front end electricityMagnet valve, transfer line, rear end magnetic valve and intelligent burner realize the automatic identification of igniting, potassium ion-selective electrode and sensingIt is connected between controller with electric wire, potassium ion-selective electrode probe is arranged in wet tank, sensing controler is fixedNear fuel liquid storage tank；
(4) obtain detecting signal, whether control intelligent burner lights a fire：Using step (3) ISEProbe obtains detecting signal to the alcohol-based fuel examinations containing potassium ion obtained by step (2), and signal is detected described in automatic decisionWith step (1) the default upper limit of detection and the size of lower limit, intelligent burner is controlled by step (3) sensing controlerWhether light a fire；When the detection signal is not in the range of 1~100mV, front end magnetic valve and rear end magnetic valve are not turned on, liquidFluid fuel cannot be introduced into intelligent burner, so intelligent burner can not light a fire；When detecting that signal is in the range of 1~100mV,Front end magnetic valve and rear end magnetic valve are opened, and fuel flows to intelligent burner, then intelligent burner can light a fire.
Embodiment 2
As shown in Figure 1, the automatic identifying method of intelligent burner igniting is controlled using alcohol-based fuel sodium ion, including it is as followsStep：
(1) unlocking condition is preset：Application Range is 4.0 × 10-5~4.0 × 10-3Sodium ion selective electrode, in electricityThe upper limit that sodium ion voltage detecting is preset on the sensing controler of pole is that 100mV, lower limit are 1mV；
(2) alcohol-based fuel containing sodium ion is prepared：
1. 0.5g sodium nitrate, 20mL water are taken, the sodium nitrate is soluble in water, add 0.5g sodium chloride, 20mL acetoneWith 20mL petroleum ethers, continuously stir 70 minutes, be well mixed, obtain solution A；
Wherein, the sodium ions content of sodium nitrate and sodium chloride is 27.06% and 39.32% respectively, adds up to total sodium ion to containMeasure as 0.3318 ± 0.0332g, amount of liquid is 60mL；
2. take 200mL methanol, 140mL ethanol, after stirring, obtain solution B, then be placed in water-bath, constant temperature 20~50 DEG C, continuous stirring at low speed, while solution A was added in solution B in 25 minutes, then adds 100mL n-hexyl alcohols on one side,Persistently stir 70 minutes, produce the alcohol-based fuel containing sodium ion, amount of liquid is 440mL；
Above-mentioned total amount of liquid 1. and 2. is 500mL, sodium ion 0.3318 ± 0.0332g of total amount, and sodium ion is in a liquidMass concentration be 6.64 × 10-4(g/mL)；
(3) sodium ion selective electrode probe and sensing controler are installed：Intelligent burner is sent in alcohol-based fuelDuring sodium ion selective electrode probe and sensing controler are installed, pass through the fuel liquid storage tank that is sequentially connected, front end electricityMagnet valve, transfer line, rear end magnetic valve and intelligent burner realize the automatic identification of igniting, sodium ion selective electrode and sensingIt is connected between controller with electric wire, sodium ion selective electrode probe is arranged in transfer line, sensing controler is fixedNear fuel liquid storage tank；
(4) obtain detecting signal, whether control intelligent burner lights a fire：Using step (3) ISEProbe obtains detecting signal to the alcohol-based fuel examinations containing sodium ion obtained by step (2), and signal is detected described in automatic decisionWith step (1) the default upper limit of detection and the size of lower limit, intelligent burner is controlled by step (3) sensing controlerWhether light a fire；When the detection signal is not in the range of 1~100mV, front end magnetic valve and rear end magnetic valve are not turned on, liquidFluid fuel cannot be introduced into intelligent burner, so intelligent burner can not light a fire；When detecting that signal is in the range of 1~100mV,Front end magnetic valve and rear end magnetic valve are opened, and fuel flows to intelligent burner, then intelligent burner can light a fire.
Embodiment 3
As shown in Figure 1, the automatic identifying method of intelligent burner igniting is controlled using alcohol-based fuel iron ion, including it is as followsStep：
(1) unlocking condition is preset：Application Range is 4.0 × 10-5~4.0 × 10-3Iron ion electrodes selective, in electricityThe upper limit that iron ion voltage detecting is preset on the sensing controler of pole is that 100mV, lower limit are 1mV；
(2) alcohol-based fuel containing iron ion is prepared：
1. 0.2g ferrous sulfate, 10mL water are taken, the ferrous sulfate is soluble in water, add 0.3g iron chloride, 5mL thirdKetone and 5mL petroleum ethers, are continuously stirred 90 minutes, are well mixed, are obtained solution A；The iron ion content of ferrous sulfate and iron chlorideIt is 36.76% and 34.38% respectively, it is 0.1766 ± 0.0177g to add up to total iron ion content, and amount of liquid is 20mL；
2. take 120mL methanol, 40mL ethanol, after stirring, obtain solution B, then be placed in water-bath, constant temperature 20~50DEG C, continuous stirring at low speed, while solution A was added in solution B in 15 minutes, then adds 20mL n-hexyl alcohols, holds on one sideContinuous stirring 90 minutes, produces the alcohol-based fuel containing iron ion, amount of liquid is 180mL；
Above-mentioned total amount of liquid 1. and 2. is 200mL, iron ion 0.1766 ± 0.0177g of total amount, and iron ion is in a liquidMass concentration be 5.885 × 10-3(g/mL)；
(3) iron ion electrodes selective probe and sensing controler are installed：Intelligent burner is sent in alcohol-based fuelDuring iron ion electrodes selective probe and sensing controler are installed, pass through the fuel liquid storage tank being sequentially connected, front end electricityMagnet valve, transfer line, rear end magnetic valve and intelligent burner realize the automatic identification of igniting, iron ion electrodes selective and sensingIt is connected between controller with electric wire, iron ion electrodes selective probe is arranged in intelligent burner, sensing controler is consolidatedDingan County is near fuel liquid storage tank；
(4) obtain detecting signal, whether control intelligent burner lights a fire：Using step (3) ISEProbe obtains detecting signal to the alcohol-based fuel examinations containing iron ion obtained by step (2), and signal is detected described in automatic decisionWith step (1) the default upper limit of detection and the size of lower limit, intelligent burner is controlled by step (3) sensing controlerWhether light a fire；When the detection signal is not in the range of 1~100mV, front end magnetic valve and rear end magnetic valve are not turned on, liquidFluid fuel cannot be introduced into intelligent burner, so intelligent burner can not light a fire；When detecting that signal is in the range of 1~100mV,Front end magnetic valve and rear end magnetic valve are opened, and fuel flows to intelligent burner, then intelligent burner can light a fire.
Embodiment 4
As shown in Figure 1, the automatic identifying method of intelligent burner igniting is controlled using alcohol-based fuel magnesium ion, including it is as followsStep：
(1) unlocking condition is preset：Application Range is 4.0 × 10-5~4.0 × 10-3Magnesium ion-selective electrode, in electricityThe upper limit that magnesium ion voltage detecting is preset on the sensing controler of pole is that 100mV, lower limit are 1mV；
(2) alcohol-based fuel containing magnesium ion is prepared：
1. 0.1g magnesium sulfate, 10mL water are taken, the magnesium sulfate is soluble in water, add 0.1g magnesium chlorides, 5mL acetone and5mL petroleum ethers, are continuously stirred 75 minutes, are well mixed, are obtained solution A；The magnesium ion content of magnesium sulfate and magnesium chloride is respectively20.20% and 40.77%, it is 0.0610 ± 0.0061g to add up to total magnesium ion content, and amount of liquid is 20mL；
2. take 130mL methanol, 30mL ethanol, after stirring, obtain solution B, then be placed in water-bath, constant temperature 20~50DEG C, continuous stirring at low speed, while solution A was added in solution B in 20 minutes, then adds 20mL n-hexyl alcohols, holds on one sideContinuous stirring 90 minutes, produces the alcohol-based fuel containing magnesium ion, amount of liquid is 180mL；
Above-mentioned total amount of liquid 1. and 2. is 200mL, magnesium ion 0.0610 ± 0.0061g of total amount, and magnesium ion is in a liquidMass concentration be 3.05 × 10-4(g/mL)；
(3) magnesium ion-selective electrode probe and sensing controler are installed：Intelligent burner is sent in alcohol-based fuelDuring magnesium ion-selective electrode probe and sensing controler are installed, pass through the fuel liquid storage tank that is sequentially connected, front end electricityMagnet valve, transfer line, rear end magnetic valve and intelligent burner realize the automatic identification of igniting, magnesium ion-selective electrode and sensingIt is connected between controller with electric wire, magnesium ion-selective electrode probe is arranged in wet tank, sensing controler is fixedNear fuel liquid storage tank；
(4) obtain detecting signal, whether control intelligent burner lights a fire：Using step (3) ISEProbe obtains detecting signal to the alcohol-based fuel examinations containing magnesium ion obtained by step (2), and signal is detected described in automatic decisionWith step (1) the default upper limit of detection and the size of lower limit, intelligent burner is controlled by step (3) sensing controlerWhether light a fire；When the detection signal is not in the range of 1~100mV, front end magnetic valve and rear end magnetic valve are not turned on, liquidFluid fuel cannot be introduced into intelligent burner, so intelligent burner can not light a fire；When detecting that signal is in the range of 1~100mV,Front end magnetic valve and rear end magnetic valve are opened, and fuel flows to intelligent burner, then intelligent burner can light a fire.
Embodiment 5
As shown in Figure 1, the automatic identifying method of intelligent burner igniting is controlled using alcohol-based fuel calcium ion, including it is as followsStep：
(1) unlocking condition is preset：Application Range is 4.0 × 10-5~4.0 × 10-3Calcium signaling, in electricityThe upper limit that calcium ion voltage detecting is preset on the sensing controler of pole is that 100mV, lower limit are 1mV；
(2) alcohol-based fuel of calcium ions is prepared：
1. 0.4g calcium chloride, 10mL water are taken, the calcium chloride is soluble in water, add 0.4g calcium nitrate, 20mL acetoneWith 20mL petroleum ethers, continuously stir 80 minutes, be well mixed, obtain solution A；The calcium ion content difference of calcium chloride and calcium nitrateIt is 36.03% and 24.39%, it is 0.2417 ± 0.0242g to add up to total calcium ion content, and amount of liquid is 50mL；
2. take 75mL methanol, 75mL ethanol, after stirring, obtain solution B, then be placed in water-bath, constant temperature 20~50DEG C, continuous stirring at low speed, while solution A was added in solution B in 10 minutes, then adds 50mL n-hexyl alcohols, holds on one sideContinuous stirring 80 minutes, produces the alcohol-based fuel of calcium ions, amount of liquid is 200mL；
Above-mentioned total amount of liquid 1. and 2. is 250mL, magnesium ion 0.2417 ± 0.0242g of total amount, and magnesium ion is in a liquidMass concentration be 9.668 × 10-4(g/mL)；
(3) Calcium signaling probe and sensing controler are installed：Intelligent burner is sent in alcohol-based fuelDuring Calcium signaling probe and sensing controler are installed, pass through the fuel liquid storage tank that is sequentially connected, front end electricityMagnet valve, transfer line, rear end magnetic valve and intelligent burner realize the automatic identification of igniting, Calcium signaling and sensingIt is connected between controller with electric wire, Calcium signaling probe is arranged in wet tank, sensing controler is fixedNear fuel liquid storage tank；
(4) obtain detecting signal, whether control intelligent burner lights a fire：Using step (3) ISEThe alcohol-based fuel examinations popped one's head in calcium ions obtained by step (2), obtain detecting signal, and signal is detected described in automatic decisionWith step (1) the default upper limit of detection and the size of lower limit, intelligent burner is controlled by step (3) sensing controlerWhether light a fire；When the detection signal is not in the range of 1~100mV, front end magnetic valve and rear end magnetic valve are not turned on, liquidFluid fuel cannot be introduced into intelligent burner, so intelligent burner can not light a fire；When detecting that signal is in the range of 1~100mV,Front end magnetic valve and rear end magnetic valve are opened, and fuel flows to intelligent burner, then intelligent burner can light a fire.
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit andWithin principle, any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.