CN101439893A - Method and apparatus for utilizing alpha decay radiation energy in electric power generating system - Google Patents

Method and apparatus for utilizing alpha decay radiation energy in electric power generating system Download PDF

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CN101439893A
CN101439893A CNA2008100068687A CN200810006868A CN101439893A CN 101439893 A CN101439893 A CN 101439893A CN A2008100068687 A CNA2008100068687 A CN A2008100068687A CN 200810006868 A CN200810006868 A CN 200810006868A CN 101439893 A CN101439893 A CN 101439893A
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alpha
feedwater
combustion
radiation
decay
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武部正幸
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M27/00Apparatus for treating combustion-air, fuel, or fuel-air mixture, by catalysts, electric means, magnetism, rays, sound waves, or the like
    • F02M27/06Apparatus for treating combustion-air, fuel, or fuel-air mixture, by catalysts, electric means, magnetism, rays, sound waves, or the like by rays, e.g. infrared and ultraviolet
    • F02M27/065Radioactive radiation

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  • Chemical & Material Sciences (AREA)
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  • Combustion & Propulsion (AREA)
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  • General Engineering & Computer Science (AREA)
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Abstract

The present invention relates to a method and apparatus for utilizing radiation energy by alpha decay in electric power generating system. The present invention implements a power generation system in which an improved efficiency of fuel combustion and effective purification of exhaust gas can be attained with the use of radiation energies caused by alpha-decay of a natural radioactive element. In particular, according to the invention, a fuel activating device, a feed air activating device and a neutron energy irradiating device are provided, wherein a feed fuel and an intake air being necessary for combustion in a combustion device in the electric power generating system are irradiated with a radiation by alpha of a natural radioactive element irradiating 0.6 becquerel or more of alpha ray and with the neutron generated at the same time, to thereby convert the oxygen in the intake air to an active oxygen and achieve complete combustion of the feed fuel with the resulting intake air; the above apparatus which further has a feed water activating device with an aerator for the feed water to a steam generator and an exhaust gas clarifying device with an aerator for the exhaust gas from the combustion device.

Description

Alpha-decay radiant in the power generation system utilize method and device thereof
The application is dividing an application of the PCT/JP01/08694 patent of invention of utilizing method and device " thereof that is entitled as the alpha-decay radiant in the " power generation system submitted to October 3 calendar year 2001, original application enters the China national stage on June 4th, 2002, and obtains Chinese patent application number 01803023.8.
Technical field
The present invention relates to utilize the alpha-decay radiant of natural radioactive element to seek to use efficiency of combustion in the power generation system of fossil oil to improve and the method and apparatus of waste-gas cleaning.
Background technology
In the power generation system of using coal or oil fuel, boiler by adopting supercritical pressure and when making single-machine capacity maximization etc. seek to improve generating efficiency, by the purification that electric dust collecting means, stack desulfurization-denitrification apparatus etc. carry out emission gases is set.
In addition, use the high-efficiency large internal combustion turbine of natural gas liquids (LNG) and the combined cycle power generation system of the steam turbine that reclaims the gas turbine high temperature heat extraction, because incendiary is the Sweet natural gas of cleaning, therefore comprehensive electric generating efficient reaches about 50%, and the gas of its discharging also cleans, but the CO that it is discharged 2And NO xAmount be huge.
In the power generation system of usual manner, as exhaust gas purifying method or improve the incendiary countermeasure, generally be to achieve the goal by several different methods being combined and made it maximize, but, in the use of LNG, owing to be subjected to the restriction that LNG can utilize region or LNG consumption etc., the power generation system of low capacity in therefore not being suitable for, and NO xAnd CO 2Output also many.Recently,, developed and a kind ofly acted as a fuel generating time with LNG along with the technical progress of miniature gas turbine, the power generation system of utilizing the waste gas recovery boiler that the sub-district dwelling house is carried out temperature control, but also be not enough to as the countermeasure that prevents the exhaust emission environment.
Summary of the invention
The objective of the invention is to solve the problem that above-mentioned prior art exists; a kind of power generation system that needn't carry out large is provided; this power generation system not only can reach the purpose of low-cost and waste-gas cleaning; and the perfect combustion by fossil oil reached the purpose that improves efficiency of combustion, and is therefore also very favourable to environment protection.
In order to achieve the above object, fuel activating apparatus 5 is set respectively in fuel supply system is unified to the gas system and gives gas activating apparatus 2, so that utilize those alpha-decays of emitting the above Alpha-ray natural radioactive element of 0.6 Becquerel/g to come the necessary fueling of burning and the suction air of combustion unit in the power generation system of using fossil oil are carried out radiation and neutron radiation, make simultaneously to suck that contained oxygen is transformed into active oxygen in the air, and make and suck air and fueling perfect combustion.
In addition, for for feedwater, feedwater activating apparatus 9 is set in its water feeding system, and waste gas purification apparatus 7 is set for exhaust emission system toward vapour generator.And then, at the outlet side of giving gas activating apparatus 2 neutron energy radiation devices 3 is set, and the suction air of being crossed by neutron radiation is back to in the gas activating apparatus 2.
The simple declaration of accompanying drawing
Fig. 1 is the skeleton diagram that expression power generation system of the present invention constitutes;
Fig. 2 is the sketch chart that gas activating apparatus structure is given in expression;
Fig. 3 is the sketch chart of expression fuel activating apparatus structure;
Fig. 4 is the sketch chart of expression emission-control equipment structure;
Fig. 5 is the sketch chart of expression feedwater activating apparatus structure;
Fig. 6 is the sketch chart of expression neutron energy radiation devices structure.
The preferred plan that carries out an invention
Below, several preferred embodiments of the present invention is described in conjunction with the accompanying drawings.Wherein, Fig. 1 is the skeleton diagram that expression power generation system of the present invention constitutes.In the boiler furnace 10 that constitutes combustion unit, infeed fuel by petrolift 4, simultaneously by infeeding combustion air for gas fan 1.The waste gas that produces owing to burning in boiler furnace 10 is discharged by vent fan 6.In addition, in the sweating room 11 that constitutes combustion unit, infeed water, and the steam 12 that utilizes the burning in the boiler furnace 10 to generate rotates and drives steam turbine 13 by service pump 8, and then the generator 14 that is connected of driving and main shaft 15 and produce electric energy.
Combustion unit to be provided with for A point in the gas system shown in Figure 2 to gas activating apparatus 2, the B point in fuel feed system is provided with fuel activating apparatus shown in Figure 35.In addition, the C point in the water feeding system that supplies water to sweating room 11 is provided with feedwater activating apparatus 9 shown in Figure 5, is provided with waste gas purification apparatus shown in Figure 47 at the D of exhaust emission system point.In addition, the split point E in giving the gas system is provided with neutron energy radiation devices 3 shown in Figure 6.
Among the present invention, the Ceramic Balls of being made by the material that contains natural radioactive element is a kind of spherical pottery that granular or pulverous ore is solidified the about 100mm of diameter that shapes with peptizer.Constitute in the composition of this ceramic ore, contain the natural radioactive element of the alpha-decay of 100ppm/g~1g/g (100%), its dose radiation scope is at 0.6 Becquerel/more than the g.
The general configuration of fuel activating apparatus 5 as shown in Figure 3, fuel is infeeded by the inlet of petrolift 4 from said apparatus 5, contact with the Ceramic Balls 20 of decentralized configuration on netted frame plate 21 on one side then, flow downward on one side, by be disposed at multilayer frame plate 21 on Ceramic Balls 20 contact after, just the outlet from said apparatus 5 infeeds the boiler oil chamber 10.Because the fuel in the said apparatus 5 contact repeatedly with a large amount of Ceramic Balls 20 on one side, Yi Bian flow downward, so be subjected to the radiation of alpha-decay radiant and neutron radiation during this period and be activated.
It all is identical giving gas activating apparatus 2, waste gas purification apparatus 7 and the internal structure of feedwater activating apparatus 9, therefore here only describe for gas activating apparatus 2 as an example.Be provided with the netted frame plate that the multilayer decentralized configuration has Ceramic Balls 20 in the inside of giving gas activating apparatus 2, the aeration tube 22 with solarization air cap is installed below each layer frame plate.Flow into by chest 25 that Ceramic Balls 20 is housed and aeration and use, owing in used the way that attracts to gas fan 24 by aeration, contacting the radiant of having accepted alpha-decay with Ceramic Balls 20 to the aeration air in gas fan 24 aerating apparatuss that constitute.Used to the gas fan 24 aeration air that are drawn into to gas activating apparatus 2 by aeration, divide to flow into by aeration with the aeration tube 22 of being responsible for 23 differences, then from a plurality of solarization air cap ejections.The gas of giving that flows into from the inlet of said apparatus 2 contact with the Ceramic Balls 20 of decentralized configuration on netted frame plate on one side, and is mobile downwards on one side, and at this moment with the aeration air mixed that sprays from aeration tube 22.
Therefore, by said apparatus 2 supply to boiler furnace 10 give gas with flow in the device 2 and accepted to preserve the radiant radiation of the Ceramic Balls 20 in device 2 and neutron radiation give gas and by the aeration tube supply and accepted to preserve the radiant radiation of the Ceramic Balls 20 in aerating apparatus and the aeration of neutron radiation becomes gas mixture with air.Should illustrate, if, then can make to activate significantly to gas effusive to part shunting the gas and as the air recirculation that aeration is used from the outlet of giving gas activating apparatus 2.Therefore in waste gas purification apparatus 7, also be provided with aerating apparatus,, also can expect to obtain the effect same with giving gas activating apparatus 2 by making exhaust gas recirculation.
Being arranged on summary to the neutron energy radiation devices 3 at gas activating apparatus 2 outlet side split point E places constitutes and is shown among Fig. 6.The activation that flows into by the outlet of giving gas activating apparatus 2 give gas on one side be disposed at netted frame plate 21 dispersedly on Ceramic Balls 20 ' contact, Yi Bian mobile downwards.Ceramic Balls 20 ' is that mixture that ore that will contain the natural radioactive element more than the 100ppm/g and the ore that contains beryllium form shapes the spherical ceramic into the about 100mm of diameter, and beryllium can radiate neutron energy when the alpha-decay radiant radiation that is subjected to natural radioactive element.Therefore, the inflow that contacts with Ceramic Balls 20 ' gives gas owing to the radiation of having accepted neutron energy is activated.The outlet of neutron energy radiation devices 3 is connected with the inlet of giving gas activating apparatus 2, refluxes by making to gas, can promote activation better.
Below, the reaction mechanism of the alpha-decay radiant of natural radioactive element to air is described.Natural radioactive element is emitted alpha-ray, β ray and the gamma-rays with radiant on one side, Yi Bian little by little change in quality into other elements, changes in quality lead at last, becomes a kind of stable element.When using the radiation air of alpha-decay, airborne two atomic oxygens are reduced with regard to accepting an electronics, become the strong active oxygen of a kind of oxidizing power.
Chemical formula 1 〉
Figure A200810006868D00061
In addition, though in air, contain have an appointment 21% oxygen and about 78% nitrogen,, nucleidic mass is that 14 nitrogen-atoms is subjected to fissible one-tenth after the Alpha-ray radiation to be imbued with reactive nucleidic mass be that 17 Sauerstoffatom and nucleidic mass are 1 hydrogen atom.
Chemical formula 2 〉
Figure A200810006868D00062
At this moment, also emit the neutron of trace, nucleidic mass is 14 nitrogen-atoms to fission into nucleidic mass be that 14 carbon atom and nucleidic mass are 1 hydrogen atom owing to the radiation that is subjected to neutron.
chemical formula 3 〉
Figure A200810006868D00063
An atomic oxygen that generates owing to the nuclear transformation of nitrogen
chemical formula 4 〉
Figure A200810006868D00064
Generate carbonic acid gas with carbon monoxide (CO) reaction.
Figure A200810006868D00065
That is to say, reached perfect combustion.
In addition, an active atomic hydrogen
chemical formula 5 〉
Figure A200810006868D00066
Combine with carbon easily, therefore can react with hydrocarbon (HC)
Figure A200810006868D00067
Generate methane.At this moment, methane again with airborne active oxygen
<chemical formula 6 〉
(·O 2 -)
Reaction reaches perfect combustion.That is to say that the hydrocarbon that generates during incomplete combustion (HC) is owing to the participation of an atomic hydrogen is transformed into hydrocarbon (C nH m), burning once again acts as a fuel.
The Ceramic Balls 20 ' of configuration is a kind of material that is mixed by natural radioactive element and beryllium dispersedly in being arranged to the neutron energy radiation devices 3 of gas activating apparatus 2 outlet sides, and it can discharge neutron energy.Its nuclear reaction formula is as follows:
chemical formula 7 〉
Figure A200810006868D00071
And then airborne nucleidic mass is that just to fission into nucleidic mass after the radiation of having accepted above-mentioned neutron energy of emitting be that 14 carbon atom and nucleidic mass are 1 hydrogen atom for 14 nitrogen-atoms.
<chemical formula 8 〉
Figure A200810006868D00072
The combustion reactions of the hydrocarbon after air is taken into mouth is:
Figure A200810006868D00073
Figure A200810006868D00074
Airborne each element is in state of excitation, is powerful oxidizing reaction, in addition, owing to utilize the active oxygen that shows powerful oxidizing reaction, therefore can prevent incomplete combustion, thereby can improve the efficiency of combustion of combustion unit.
In above-mentioned various activating apparatus, a large amount of Ceramic Balls 20 that contains 100ppm/g~1g/g (100%) alpha-decay natural radioactive element is housed, the radiation dose that they radiate is at 0.6 Becquerel/more than the g.
Therefore, avoid radiant radiation and the neutron energy radiation that alpha-decay produces in order to protect human body, the very important point is that this device will to be housed in fully a thickness be in the lead system chest about 100mm.In addition, also take above-mentioned protection countermeasure for the neutron energy radiation devices 3 of emitting neutron energy.In addition, by above-mentioned various activating apparatus being arranged to many levels and being set recirculation loop, can improve its activation effect further.
Industrial applicibility
As mentioned above, because the alpha-decay of natural radioactive element, so that airborne two elemental oxygens are transformed into the strong active oxygen of oxidizing force, simultaneously so that airborne nitrogen is fissioned into an elemental oxygen and an atomic hydrogen, and then caused airborne oxygen concentration to increase, and because the radiation of neutron, so that the part of airborne nitrogen is fissioned into an atomic carbon and an atomic hydrogen. In addition, hydrocarbon radiation α, β, gamma-rays by in fuel can promote decomposition reaction and cross-linking reaction. Because above-mentioned active oxygen can make complete combustion of fuel, therefore can reduce the harmful substance in the emission gases, thereby can carry out at low cost waste gas purification. That is to say, electricity generation system of the present invention, the floor space of facility is little, can make fossil fuel completing combustion, therefore can improve efficiency of combustion, thereby can realize a kind of environmentally friendly system.

Claims (2)

1. an alpha-decay radiant utilizes method, it is characterized in that, to feedwater for vapour generator in the combustion unit that constitutes power generation system, emit the radiant radiation of the above Alpha-ray natural radioactive element alpha-decay of 0.6 Becquerel/g and the neutron radiation that generates simultaneously, make above-mentioned feedwater activation whereby.
2. the use device of an alpha-decay radiant, it is characterized in that, at the activating apparatus that in the water feeding system of the oiler feed of combustion unit, is provided with feedwater, in this feedwater activating apparatus, on the netted frame plate of multilayer of the inflow path that forms feedwater, dispose dispersedly by emitting the Ceramic Balls that 0.6 Becquerel/the Alpha-ray material that contains natural radioactive element is made more than the g, make and contact the feedwater of passing through on one side with this Ceramic Balls on one side, with by bifurcated be arranged at and spray in a plurality of aeration tubes below the above-mentioned netted frame plate, from the aeration air mixed that is filled with by the aerating apparatus of emitting the Ceramic Balls that the Alpha-ray material that contains natural radioactive element is made more than 0.6 Becquerel/g, make above-mentioned feedwater activation whereby.
CNA2008100068687A 2000-10-04 2001-10-03 Method and apparatus for utilizing alpha decay radiation energy in electric power generating system Pending CN101439893A (en)

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JP2000304547A JP2002116298A (en) 2000-10-04 2000-10-04 UTILIZATION METHOD AND APPARATUS FOR RADIATION ENERGY OF alpha-DECAY IN POWER GENERATION SYSTEM

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JP5532286B2 (en) * 2008-12-16 2014-06-25 徹 古谷 Fluid processing equipment
CN101988448B (en) * 2010-10-22 2012-08-08 镇江科越节能技术有限公司 Method for magnetically processing fuel
US20150000813A1 (en) * 2012-02-06 2015-01-01 Bridgestone Corporation Pneumatic radial tire
TWM460808U (en) * 2013-02-01 2013-09-01 Xiu-Hao Liu Multipurpose energy-saving and carbon reduction device
JP6362232B2 (en) * 2016-10-04 2018-07-25 株式会社ランドマスター Radiation irradiation member
CN112901140B (en) * 2021-01-26 2022-07-19 四川松云科技有限公司 Application of neutron activation method in oil field logging

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CA2393513A1 (en) 2002-04-11
EP1323917A1 (en) 2003-07-02
EP1323917A4 (en) 2006-05-24
BR0107283A (en) 2002-07-30
US20030003410A1 (en) 2003-01-02
CN101240761A (en) 2008-08-13
CN1392926A (en) 2003-01-22
WO2002029237A1 (en) 2002-04-11
AU776453B2 (en) 2004-09-09
BR0107283B1 (en) 2010-06-29
CA2393513C (en) 2008-08-12
JP2002116298A (en) 2002-04-19

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