Classifications

• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
  • F02M27/00—Apparatus for treating combustion-air, fuel, or fuel-air mixture, by catalysts, electric means, magnetism, rays, sound waves, or the like
  • F02M27/04—Apparatus for treating combustion-air, fuel, or fuel-air mixture, by catalysts, electric means, magnetism, rays, sound waves, or the like by electric means, ionisation, polarisation or magnetism

Definitions

• the invention relates to technologies for producing liquid hydrocarbon fuel of improved quality and can be used in various technological processes, both in the petrochemical industry and in the preparation of liquid hydrocarbon fuel for the combustion process in various power plants in order to increase efficiency and improve environmental performance.
• liquid fuel is activated before dispersion in an electric field of a pulsed current with a frequency of 250-300 Hz and a voltage of 20-25 kV and is divided into flows of opposite polarity.
• the activator for liquid fuel contains a housing with inlet and outlet nozzles, electrodes placed inside the activator and connected to a high voltage current source, and a semipermeable membrane for separating charged streams.
• the closest in technical essence and the achieved result to the claimed method is a method of processing fuel, which consists in passing a fuel stream through a section of a fuel pipe in which electrodes are mounted to which alternating voltage with a variable frequency is applied. A layer of dielectric material is placed between the bipolar electrodes in the processing chamber.
• the parameters of the electromagnetic effect on the fuel are set in accordance with the experimentally established ratio and certain numerical values (patent RU N ° 20385506, class F02M 27/04, publ. 06/27/1995 - prototype).
• the disadvantage of this method should include the following. Due to the additional energy potential under the influence of an electromagnetic field, the fuel is additionally energized and crushed into small fractions. Moreover, due to the smaller fractions of the fuel, its more complete combustion occurs without changing the structure of the molecular composition of the fuel and increasing the heat of combustion.
• the casing is in the form of a chamber with inlet and outlet openings, equipped with at least two bipolar electrodes for applying an electric constant field to the fuel flow in the processing chamber, connected to a power source, the casing being one of the electrodes and the other internal electrode placed in the processing chamber, located coaxially to the housing (patent RU 156879, class F02M 27/04, publ. 09/27/2000 - prototype).
• An object of the invention is to provide a method and device for changing the structure of the molecular composition of liquid hydrocarbon fuel under the influence of an electric field, providing an improvement in the chemical structure of the fuel and increasing the heat of combustion.
• the objective of the invention is solved by creating a method for changing the structure of the molecular composition of liquid hydrocarbon fuel under the influence of an electric field, which consists in placing fuel between electrodes that are supplied with an electric potential, in which, according to the invention, the parameters of the alternating electric field and the mass of fuel in the processing zone are set in accordance empirical relation
• f is the frequency of the electric field - 1 / s
• E is the amplitude of the electric field -V / m
• V is the viscosity of the fuel m 2 / s
• ⁇ is the specific electrical conductivity of the fuel - Ohm "1- m '1 ,
• M is the molecular weight of fissile hydrocarbons in the fuel being processed - amu
• V K the volume of the processing zone - m 3 ,
• V 3 the total volume of electrodes placed inside the treatment area - m 3 ,
• the objective of the invention is also solved by the creation of a device for changing the structure of the molecular composition of liquid hydrocarbon fuel under the influence of an electric field, containing a housing with inlet and outlet openings, provided with electrodes for influencing the electric field on the fuel flow in the processing chamber, connected to a power source, while the housing is one of electrodes, and another internal electrode, located in the processing chamber, is located coaxial to the housing, according to the invention, the power source is full in the form of an alternating voltage generator, while the inner electrode is hollow and an additional electrode is coaxially placed inside it, electrically connected to the housing, and the length of the inner electrode corresponds to the ratio
• V is the speed of fuel in the processing chamber - m / s.
• the cross-sectional area of the inlet and the cross-sectional area of the processing chamber are in the ratio S BX ⁇ S K , where S BX is the cross-sectional area of the inlet, SK is the cross-sectional area of the processing chamber;
• the inventive method and device allows for a change in the structure of the molecular composition of liquid hydrocarbon fuel under the influence of an alternating electric field, which improves the chemical structure of the fuel and increases the heat of combustion.
• Figure 1 shows a longitudinal section of a device for changing the structure of the molecular composition of liquid hydrocarbon fuel under the influence of an electric field.
• the inventive method is implemented in a device for changing the structure of the molecular composition of liquid hydrocarbon fuel under the influence of an electric field, comprising a housing 1 with an input 2 and an output 3 holes, equipped with electrodes for applying an electric field to the fuel flow in the processing chamber 4 connected to a power source (in the drawing not shown), while the housing 1 is one of the electrodes, and the other the inner electrode 5, located in the processing chamber 4, is coaxial to the housing 1, while the power source is made in the form of an alternating voltage generator, the inner electrode 5 is hollow and an additional electrode 6 is placed inside it, electrically connected to the housing 1, the length of the inner electrode 5 corresponds to
• the inventive method is implemented in a device for changing the structure of the molecular composition of liquid hydrocarbon fuel under the influence of an electric field as follows.
• Fuel through the inlet 2 of the inlet pipe 7 is fed into the processing chamber 4 and is divided into two streams: the first between the housing 1 and the inner electrode 5, the second between the inner electrode 5 and the additional electrode 6. Under the influence of an alternating electric field arising on the inner electrode 5 , there is a change in the structure of the molecular composition of the processed fuel. In this case, heavy molecules 000470
• hydrocarbons whose carbon skeleton consists of 18 or more carbon atoms are split into lighter molecules whose carbon skeleton consists of 5-10 10 carbon atoms.
• the resulting light molecules are mainly alkanes that have a higher calorific value than heavy molecules and are oxidized by combustion to C0 2 and H 2 0.
• Restructured fuel leaves the treatment chamber 4 through the outlet 3 of the outlet pipe 8.
• the presence of insulating inserts 9 allow you to bring an alternating electric potential to the inner electrode 5, center the inner electrode 5 along the longitudinal axis of the processing chamber 4 and set the required distance between the housing 1 and the inner electro ohm 5.
• the introduction of an additional electrode 6 allows to reduce the electric field strength and reduce the power supply capacity.

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• Engineering & Computer Science (AREA)
• Chemical & Material Sciences (AREA)
• Chemical Kinetics & Catalysis (AREA)
• Combustion & Propulsion (AREA)
• Mechanical Engineering (AREA)
• General Engineering & Computer Science (AREA)
• Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
• Liquid Carbonaceous Fuels (AREA)

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• 2010
  • 2010-08-26 EP EP10856487.3A patent/EP2610475A4/de not_active Withdrawn
  • 2010-08-26 WO PCT/RU2010/000470 patent/WO2012026841A1/ru active Application Filing

Patent Citations (5)

Non-Patent Citations (1)

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