EP3280230A1 - Procédé de production d'un plasma dans un caloporteur pour la stabilisation de la combustion et la neutralisation de produits toxiques et dispositif pour celui-ci - Google Patents

Procédé de production d'un plasma dans un caloporteur pour la stabilisation de la combustion et la neutralisation de produits toxiques et dispositif pour celui-ci Download PDF

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EP3280230A1
EP3280230A1 EP16182997.3A EP16182997A EP3280230A1 EP 3280230 A1 EP3280230 A1 EP 3280230A1 EP 16182997 A EP16182997 A EP 16182997A EP 3280230 A1 EP3280230 A1 EP 3280230A1
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Prior art keywords
particle beam
cell
heat
plasma
heat carrier
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EP16182997.3A
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German (de)
English (en)
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EP3280230B1 (fr
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Aleksander Nagornõi
Aleksandr Vlasov
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Efenco Oue
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Efenco Oue
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Priority to PCT/EP2017/069605 priority patent/WO2018024808A1/fr
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    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H3/00—Production or acceleration of neutral particle beams, e.g. molecular or atomic beams
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H1/00—Generating plasma; Handling plasma
    • H05H1/24—Generating plasma
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H15/00—Methods or devices for acceleration of charged particles not otherwise provided for, e.g. wakefield accelerators
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H2245/00—Applications of plasma devices
    • H05H2245/10—Treatment of gases
    • H05H2245/17—Exhaust gases

Definitions

  • Present invention relates to a power engineering and it includes a method and device for creating and heating up a plasma and a conversion of energy.
  • the disadvantages of the prior art are mainly related to a fact that plasma generation devices are mainly electromechanical devices comprising at least two parts.
  • the first part is a plasma generating apparatus which is built into the combustion chamber and/or reactor of neutralization of toxic combustion products, the second part is an external power source for plasma generation device.
  • Drawbacks are related to a need to use specialized electromechanical interfaces between the plasma generator, the power source and the reactor, where the plasma is generated.
  • Representative samples of the prior art are known from the following documents: US2014130980 - “Plasma generation apparatus and plasma generation method”; US2006008043 - “Electromagnetic radiation-initiated plasma reactor, and WO2005017410 - “Plasma catalytic fuel injector for enhanced combustion”.
  • the aim of the invention is to create so called synchrotron radiation beam with the suitable parameters and which is powerful enough and with suitable spectral composition which will be used as a finely configurable tool for selective ionization of products of combustion, i.e. hot combustion gases that form a heat carrier.
  • the synchrotron radiation provides a beam of photons over a wide spectral range - from visible light to hard X-ray.
  • a monochromator is used comprising diffraction gratings and multilayer reflectors.
  • the flame is a very complicated phenomenon between the start of combustion of organics to convert it into end-products (in the ideal case - the water and carbon dioxide) that involves thousands of different chemical reactions.
  • end-products in the ideal case - the water and carbon dioxide
  • For a proper formation of the most efficient and environmentally friendly combustion process is required a thorough study of the intermediate reaction steps.
  • synchrotron radiation differs essentially from the electron beam: it can be used for targeted rupture of well-defined chemical bonds within molecules which enable not only to identify chemicals that are formed during combustion, but even to distinguish isomers of the same composition.
  • the method and in particular the device according to present invention integrates several physical effects, the main ones are: pyroelectric effect of polar dielectrics, field emission and scattering of electrons, the ionization with a beam of electrons and photons, and the spontaneous emergence of a positive feedback between related processes.
  • the device according to invention performs a direct conversion of the thermal energy of the heat carrier into a beam of charged and neutral particles (CPB&NPB) without any electromechanical and/or moving parts, and does not use any additional (external) energy sources. Also the geometric dimension of such a device are compact enabling device to be readily integrated with the reactor/burning chamber.
  • present invention provides a method for producing a plasma in a heat carrier (i.e. hot combustion gases of fuel and oxidant mixture) for stabilization of combustion and neutralization of toxic products, where said method comprising:
  • said particle beam is a beam of charged and/or neutral particles (CPB&NPB).
  • said particle beam comprising mainly electrons and photons.
  • Present invention also provides a device for performing the method described above.
  • present invention provides a device for producing a plasma in a heat carrier for stabilization of combustion and neutralization of toxic products, where said device is embodied as an ultra-large-scale-integrated (ULSIC) device based on cells of multilayer compositions of different linear and nonlinear dielectrics, metals and semimetals on the metal-ceramic surface of the protective sealed hou-sing arranged in connection with the burning chamber.
  • ULSIC ultra-large-scale-integrated
  • said particle beam is set to be accelerated, polarized, focused and deflected back to the area of the heat carrier.
  • a highly excited non-equilibrium plasma is set to be generated and heated up for the following initiation of the branching-chain-type plasma-chemical reaction, where in the excited state the plasma retention time is a sum of the single pulse duration of the particle beam and plasma relaxation time up to the beginning of forming of a hot gas to its initial state, where during that time the form of change of the plasma parameters in general follows the pulse shape of the particle beam intensity.
  • Part of the heat energy of the heat carrier is set to be continuously converted into a particle beam to generate and heat up plasma so that heat energy conversion process into particle beam becomes self-sustaining oscillatory process with the positive feedback, where the housing of the device comprising:
  • said window of output particle beam is comprising at least a cell of filtering and collimation of particle beam, said cell comprising in turn at least one set of multi-layered metal films, comprising collimation layer of thick film and/or foil containing micro-holes (perforation).
  • said heat conducting surface comprising at least a cell of thermal inertia which in turn comprises at least one set of multi-layered metal-ceramic structure.
  • said cell is in thermal contact with at least one cell for modulating input heat flux, where said cell in turn comprising multi-layered metal-ceramic structure comprising a set of ferroelectrics with electrocaloric effect and ferroelectric thin films based on a substrate of a pyroelectric.
  • said device comprises at least a cell for converting heat energy into the particle beam, where said cell having a vertically-pillar or planar or mixed internal structure.
  • said cell comprises at least one cell of heat flux modulation.
  • said cell includes at least one multilayer stack of pyroelectrics, emission targets, pre-accelerator and polarizer of particles, multilayer reflectors, conductors and dielectrics.
  • said device includes at least one pyroelectric stack comprising array of single or different materials having different phase transition temperatures for broadening range of operating temperatures and having different surface shapes and with different surface coating materials.
  • pre-accelerator and polarizer of particles comprise at least one array of stacks of pyroelectric materials and having different surface shapes and with different surface coating materials.
  • said multi-layered reflectors are in the form of surface coatings and/or dielectric substrates of structural elements.
  • said device comprises at one cell for accelerating, polarising and focusing of the particle beam in a tangential electrostatic field said cell consisting of array of pyroelectric stacks.
  • said device comprises at one cell for accelerating, polarising, focusing and deflecting of the particle beam in tangential electrostatic and magnetic fields, said cell consisting of composite array of pyroelectric stacks and magneto-electric/multiferroic materials.
  • Most preferably said device has scalable single design for different of output radiant power and operating temperatures.
  • Figure 2 depicts a pyroelectric effect scheme involving spontaneous polarization due to the temperature gradient.
  • the pyroelectric coefficient ⁇ reaches a maximum value near the point (the Curie temperature T C ) where second order phase change occurs.
  • may exceed 10 9 V ⁇ cm -1 depending on the chemical composition and the crystal lattice structure, scale factor, the volume and surface shape of a pyroelectric material and thermal conditions (temperature).
  • Figure 3 depicts a the dynamic response diagram of pyroelectric material a response to a temperature changes.
  • the electrical field strength ( E ⁇ 10 7 - 10 8 V ⁇ cm-1 ) which relates to a temperature change of a pyroelectric material, causes field emission of electrons (the Schottky effect) with energies of the order of 10 -1 - 10 3 keV and above depending on the Z target (atomic number) and the emission current j ⁇ E 2 (j ⁇ 10 8 A ⁇ cm-1) or E 3 / 2 (j > 10 8 A ⁇ cm-1). Electrons are emitted from the inner shells of atoms, forming shell vacancies that are unstable excited state of the atom.
  • Transition of atoms into a stable state is accompanied by the transition of electrons from the outer shells into the inner shells accompanied with the emission of characteristic X-radiation, where the energy of said radiation is equal to the difference between energies of said shells.
  • Photons of X-ray bremsstrahlung are produced in the process of scattering of electrons in an electric field of atomic nuclei.
  • Figure 4 depicts the dynamic response diagram of pyroelectric, showing flow of electrons and photons as response to a temperature change.
  • the plasma is created by the ionization of the following channels: electron-impact ionization by the beam of electrons, photoresonance and multiphoton ionization.
  • FIG. 5 is a diagram of a thermal positive feedback between the pyroelectric and the plasma created by it through the energy exchange process.
  • Figure 5 depicts the thermodynamic cycle of a pyroelectric unit.
  • the cycle is formed by the influence of the pulse of thermal flux ⁇ T *, where t T * is pulse duration, wherein the front and trailing edges of the pulse correspond to the heating and cooling.
  • delay t 1 n ⁇ sec (time transients in a pyroelectric unit for charge storage and achieve an electric potential required for field emission)
  • t E ⁇ t T * is pulse duration, that creates and heats up a plasma.
  • the particle flux pulse characteristics shape, duration, period, and duty cycle
  • a time of ionizing event t 2 and plasma relaxation lasts a few ⁇ sec in contrast to particle flux pulse duration t E a few sec.
  • the part of heat flux radiated by a plasma falls on the surface area S of a pyroelectric: ⁇ T * ⁇ ⁇ T ⁇ S/4- ⁇ R 2 , where R is distance to surface S, and the cycle repeats.
  • the device is embodied as an ultra-large-scale integrated (ULSIC) device based on cells of multilayer compositions of different linear and nonlinear dielectrics, metals and semimetals on the metal-ceramic surface of the protective sealed housing arranged in connection with the burning chamber, said housing comprising at least one output window for the particle beam in connection with the burning chamber, at least one heat conducting surface for heat exchange with at least one heat carrier.
  • ULSIC ultra-large-scale integrated
  • Figure 6 depicts a block diagram of one of the possible architectural embodiment of the ULSIC-device.
  • the device is a highly integrated device comprising at least one or several stacks layers (CPB&NPB stack 601), where each stack comprises at least one functional cell or several functional cells of different functionality:
  • the architectural embodiment of the device can either be predefined (a set of similar plasma generator ULSIC-devices according to present invention described herein) or customized according to the following criteria: a working environment (corrosiveness of environment, vacuum, normal or elevated pressure); chemical composition of the fuel and oxidant, for example, hydrogen and oxygen, methane and air, etc.; a specific (precise) operating temperature range; power and frequency band (wavelength) of radiation, for example, to focus on the selective ionization of single-type molecules, atoms, or excitation of nuclear oscillations or inner-shell electrons; a specific form-factor (housing geometry and dimension); and etc.
  • a working environment corrosioniveness of environment, vacuum, normal or elevated pressure
  • chemical composition of the fuel and oxidant for example, hydrogen and oxygen, methane and air, etc.
  • a specific (precise) operating temperature range for example, to focus on the selective ionization of single-type molecules, atoms, or excitation of nuclear oscillations or inner
  • the key elements of the above cells is a pyroelectric stack (PE stack) volumetric 700 and/or layered film 701 structure of series-parallel connected pyroelectric materials, conductors and insulators 702, see Figure 7(a) .
  • the pillar design 703 is more preferred for stacked crystal bars (eg. an accelerator-polarizer and/or a deflector of particles) in contrast, multilayer structure 705 like a sandwich based on a substrate 706, is preferred for reflectors and/or a specific target-reflector.
  • the planar design 704, comprising of stacked bars between ceramic substrate-based ferroelectric/multiferroic thick films, is suitable to use the magnetoelectric and electrocaloric effects.
  • PE stack structure 700, 701 may include pyroelectrics with various physico-chemical parameters 702 and thus efficiently operate over a wide temperature range, for example, a hydrogen power cell needs a special ULSIC-device with operating temperature range of 900-1500K in contrast, toxin neutralization apparatus operates in the range of 500-900K.
  • one of the basic design limits of the stack is the melting temperature ( T M ) of any pyroelectric materials which must be greater than the temperature of second order phase transition temperature ( T C ) of any other pyroelectric in the stack and accordingly higher than the maximum operating temperature ( T OP ) of the PE stack ( T OP ⁇ T C ⁇ T M ) , see Figure 7(b) .
  • the maximum value of the pyroelectric coefficient max T C ⁇ ⁇ T ⁇ T ⁇ T C d ⁇ dT is achieved in a relatively narrow range of temperature change ⁇ T ⁇ 707 , its enables the possibility to control the direction of polarization vector through temperature modulation in this temperature range and thus increase the efficiency of converting thermal energy into electrical energy.
  • K TE 2 dW E / dW T ⁇ ⁇ 2 T op / ⁇ 0 C V
  • W T and W E are respectively total heat energy and produced electric energy
  • ⁇ and ⁇ 0 are respectively the relative permittivity of a pyroelectric material and the vacuum permittivity
  • C v is the volumetric heat capacity of a pyroelectric.
  • one of the main criteria for design of the PE stack is to maximize the efficiency of thermoelectric conversion of an individual pyroelectric and a pyroelectric stack as a whole under the above temperature limits.
  • Simulation by dipoles 804 is used for calculating the electrical field strength
  • 2 ⁇ q / 4 ⁇ 0 ⁇ m ⁇ r 2 at a certain point r 2 >>d 2 of a medium with the relative permittivity ⁇ m and its configuration, for example, the strength of quasiuniform electric field at midpoint r between two oppositely charged pyroelectrics 805 is
  • coatings 906 on the interface of the PE stack enables additional opportunities to form parameters of the beam.
  • Single-layer 907 (a mesh 908) and/or multilayer thin metal films 909 act as combined target-reflector (eg, CPB&NPB cell).
  • Field emitter arrays like Spindt-type arrays, such as: micro- and nanometric cone 910, tube 911 and rods 912, reduce the emission potential and form coherent e-beam, see Figure 9(d) .
  • FIG. 10 depicts a schematically a selection of the PE stack design depending of its functional purpose 1000.
  • the PE stack 1001 is the key element that converts heat flux in symmetrical electrostatic field 1002.
  • the field 1002 of the stack 1001 by using materials with different physical phenomena and effects, is transformed into particle flux 1003, asymmetrical electrostatic field 1004, magnetic field 1005 and thermal field 1006 with gradient ⁇ T.
  • These generated fields have the practical properties, such as: acceleration 1007, focusing 1008, polarization 1009 and deflection 1010 of particles and thermo-modulation 1011, and are embodied in finite functional cells.
  • the cell 1012 operates like an e-beam microgun based on thermo pumping and the field emission, and its comprises: array of stacks 1001; emission targets; at least one preaccelerator and polarizer of particles; at least one multilayer reflector; at least one dielectric substrate.
  • the emission of electrons and photons from the target takes place under the influence of electrostatic field E of array of stacks 1001.
  • Evaluation of the emission current density can be represented by a simplified conventional Fowler-Nordheim equation: j ⁇ 1.54 ⁇ 10 ⁇ 6 ⁇ E ⁇ 2 ⁇ ⁇ exp ⁇ 6.83 ⁇ 10 7 ⁇ ⁇ 2 / 3 E ⁇ ⁇ ⁇ y where tabulated values are: ⁇ - electronic work function; ⁇ ( y ) - Nordheim function.
  • the spectrum of the bremsstrahlung photons is continuous, and it depends of the electric potential ⁇ and Z targets.
  • the characteristic of X-ray spectrum is a line spectrum with a high degree of monochromaticity (monochromaticity depends on Z targets).
  • h Planck's constant
  • c the speed of light
  • e the charge of the electron
  • Ryis Rydberg's constant ⁇ the screening constant
  • n is a shell number on which the electron has been moved to
  • k is a shell number from which the electron has been moved ( K ⁇ , K ⁇ , L ⁇ , L ⁇ , values used in practice, ⁇ e, ⁇ ⁇ 25% ⁇ e, ⁇ ) .
  • the design of the cells 1012 provides the ability to use additional PE stack array as a preaccelerator of particles due to the tangential electrostatic field (eg, for e -,
  • Polarization of the particle beam can occur by the electrostatic field and also by the magnetic field when on top and/or between parts of the PE stack 1100 is added of one or more layers of ferroelectric/multiferroic films 1101 for generation of the magnetic field based on the magnetoelectric effect, see Figure 11 (a) .
  • the chart 1102 illustrates the magnetization M of layer 1101, where ⁇ - flip angle, i.e. the angle to which the magnetization M is rotated relative to the main magnetic field direction by the application of field E .
  • the chart 1103 illustrates dependence of magnetization M against electric field E .
  • CPB&NPB cell can include a thin film multilayer reflector/reflectors 1200 made of n pairs 1201 of different dielectrics, metals and/or their composition, see Figure 12(a) .
  • the criterion for the choice of materials, design and spatial arrangement of reflector/reflectors is the fulfilment of the Wulff-Bragg's condition (Bragg's law), pre-designed wavelength ⁇ of incident beam 1202 at grazing angle ⁇ and reflected beam 1203 and the polar radiation pattern of the radiation.
  • the chart 1204 illustrates typical dependence of a reflectance of a matter against a wavelength of an incident beam.
  • a target-reflector 1205 may be disposed on the surface of the PE stack 1206 based on the substrate 1207, or it can be part of the substrate coating 1208 and/or PE stack 1209 (preaccelerator-reflector) and/or the substrate 1210 itself of the CPB&NPB cell, see Figure 12(b) .
  • Embodiments of the CPB&NPB cell 1300 comprising of an array of PE stacks 1301, emission targets 1302, preaccelerator 1303 and reflectors 1304 is shown on Figure 13 .
  • Simple structure 1305 of the cell 1300 comprises substrate-based 1304 stack 1301 that is connected to wedge-type target 1302 with facet at a slope of 40-45 degrees relative to the stack.
  • More complex structure of the CPB&NPB cell 1308 is based on an array of four stacks 1307 and may include a target 1302, also at least one preaccelerator 1303 based on two stacks 1301.
  • the array 1307 is based on either a substrate with a strip-reflector 1309 or without it 1310.
  • AFPB cell for accelerating, polarizing and focusing of particle beam
  • DPB cell for beam deflection.
  • these cells are have little difference from each other and they form an array 1400 of N PE stacks 1401, and they are arranged around the beam axis 1402 so that both tangents to the beam path and the electric field vector are parallel to each other in the same coordinate points along the path of the beam through the cell, see Figure 14 .
  • axis is the projection of the velocity vector of particle beam on axes X, Y, Z, and therefore the control values of degree symmetry of E are depended on E i ( ⁇ ,x,y,z ) , where ⁇ the surface charge, y the length of stack 1401, x
  • thermoelectric conversion K TE ⁇ ⁇ / ⁇ o ⁇
  • T C phase transition point
  • the functional element of the inverse transform of the electric field in the temperature based on electrocaloric effect embodied in a temperature modulation cell (TM cell).
  • the chart 1104 in Figure 11 (b) illustrates the dependence of temperature change ( ⁇ T ) of the ferroelectric against switched electric field E .
  • the chart 1105 shows the deployment of ferroelectric-hysteresis loop into heating-cooling process 1106 of flowing in time.
  • the chart 1107 depicts the nonlinear dependence of ⁇ / ⁇ o ⁇ against temperature near second-order transition point.
  • Simple structure of the CPB&NPB stack 1500 may comprise at least one CPB&NPB cell 1501, at least one AFPB cell 1502 and/or at least one DPB cell 1503.
  • the cell 1502 and/or cell 1503 may also part of the CPB&NPB multistage stack 1504 and to carry out an independent role, for example, to collect and focus the beams from several stacks 1500 in one beam 1505, see Figure 15 .
  • the total amount of CPB&NPB stacks in ULSIC plasma generator may vary from one to several units.
  • the plasma generating device has a predefined and/or a customized structure, in particular, it has a protective sealed housing.
  • Figure 16 depicts a different embodiments of the housing, such as a rectangular 1600 and convex 6 and/or 8-gon 1601, and placement of CPB&NPB stacks 1605 in them, such as packed in dielectric square-cell honeycomb 1610 or placed on substrate 1612 a planar array 1611.
  • surface 1602 of the device is an interface in which there is a window 1603, through which particle beam is transmitted to exposure object.
  • the interface window 1603 is formed as a multilayer structure which may include a layer consisting of a collimation matrix 1604 for obtaining a quasi-parallel beam and limiting the spatial cross section of the particle beam.
  • the matrix is placed over the array of CPB&NPB stacks 1605.
  • ULSICs plasma generator may comprise optoelectronic devices 1606 and/or logical control unit 1607, in this case the source of electrical energy for their operation may be integrated with a thermoelectric converter device 1608 based on Seebeck and/or Peltier effect.
  • the heat transfer between the heat source and the device may be through a direct contact heat transfer and infrared radiation and convection.
  • the device For interaction of ULSIC plasma generator with a heat carrier, the device comprises the interface layers 1602 and 1609. These interfaces allow due to the contact surfaces to ensure good thermal contact between the device and the heat carrier.
  • the selection criteria of interface material are high thermal conductivity and compatibility with environmental conditions (eg, based on nickel-ferrous-Me alloy with protected coating either alumina or nitride ceramics, etc.).
  • Pulse delay time and latency and duty cycle are crucial parameters for the positive feedback between the device and the heat carrier, see Figure 5 .
  • FIG. 17 depicts embodiment of ULSIC-device in a part of hydrogen power cell 1700 for micro combined heat and power (micro-CHP) apparatus.
  • ULSIC-devices 1702 are installed inside the vacuum chamber 1701 and opposite the combustors 1703, which burn a hydrogen-oxygen mixture, where 1706 is flow direction.
  • IR radiation 1709 of hot gases of the torch 1705, including formed steam is transmitted to ULSIC-devices, which convert heat into CPB&NPB flux 1710 that is directed back to ionize the gases, and finally creates and heats up a plasma.
  • a leader shows a part axial-section of the device, consisting of a housing (eg.
  • alumina 1714 alumina 1714
  • CPB&NPB 1715 and TM 1713 cells a window 1711 with collimator matrix 1712 (eg. silicon nitride or pure silicon is suitable too, and aluminum respectively).
  • a reheat steam 1708 which mixed with the main flow of combustion gases, and mixture heated up to state of superheated steam.
  • Figure 18 illustrates an example of application of ULSIC-device in an apparatus of waste neutralization 1800, comprising of the chamber 1801 with inside coating that is a mosaic of zirconia-based ceramic 1802 and a set 1807 of the devices 1803, where 1804 is an adhesive.
  • the device 1803 converts heat energy of waste flux 1805 (i.e. hot gases, steams and/or liquids, where 1806 is an input) into a photon beam that is directed back to waste flux, and has a fine-tune to a specific energy of molecular bonds and atom-bond electrons. Photochemical degradation of a specific molecular and/or intra-atomic bonds creates conditions for a new bonding and chemical reactions, as required. As mentioned above, a fine-tune to a specific energy depends on Z target and characteristics of collimator matrix that defined on pre-design stage.
  • ULSICs plasma generator 1900 has a sealed housing and depending on the application it can be used in various corrosive environments 1904 (hot gases/plasma) and under different pressures, see Figure 19 .
  • Installation of the device is carried out by means of adhesive and/or a special clip-clamping 1901 that does not violate the integrity of the surface to which the device is attached to (a wall 1902).
  • Figure 19 shows three possible positions (A, B, C) in relation to the burning or neutralizing reactor 1903.
  • Figure 20 illustrate exemplary embodiments, but the present inventions is not limited there to.
  • This schematic shows a design options of ULSIC devices, and relevant applications.

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Particle Accelerators (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
EP16182997.3A 2016-08-05 2016-08-05 Procédé de production d'un plasma dans un caloporteur pour la stabilisation de la combustion et la neutralisation de produits toxiques et dispositif pour celui-ci Active EP3280230B1 (fr)

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PCT/EP2017/069605 WO2018024808A1 (fr) 2016-08-05 2017-08-03 Procédé d'obtention d'un plasma dans un caloporteur pour la stabilisation de la combustion et la neutralisation de produits toxiques et dispositif associé

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Cited By (1)

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Publication number Priority date Publication date Assignee Title
WO2021190734A1 (fr) 2020-03-24 2021-09-30 Efenco Oü Catalyseur de plasma céramique nanométrique pour stabiliser et faciliter la combustion à plasma

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