A plasma processing method for a gas comprises supplying a gas inside a cavity for plasma processing, supplying microwaves having a predetermined frequency and power in order to generate a plasma of the gas, and propagating the microwaves in the gas by means of a waveguide which communicates directly with the cavity so as to provide a plasma cracking processing operation for the gas inside the cavity (2).
C10K 3/00 - Modifying the chemical composition of combustible gases containing carbon monoxide to produce an improved fuel, e.g. one of different calorific value, which may be free from carbon monoxide
C10J 3/64 - Processes with decomposition of the distillation products
C10J 3/84 - Gas withdrawal means with means for removing dust or tar from the gas
B01J 19/12 - Processes employing the direct application of electric or wave energy, or particle radiationApparatus therefor employing electromagnetic waves
H05H 1/46 - Generating plasma using applied electromagnetic fields, e.g. high frequency or microwave energy
B01J 12/00 - Chemical processes in general for reacting gaseous media with gaseous mediaApparatus specially adapted therefor
B01J 19/08 - Processes employing the direct application of electric or wave energy, or particle radiationApparatus therefor
2.
SOLAR THERMAL PANEL AND METHOD FOR PRODUCING WATER
Solar thermal panel (1) for producing water, comprising a frame (2), a reflective solar concentration surface (3), a heat exchanger (10) which is positioned at the solar focusing axis (A) and comprising a container (11) comprising an ambient humidity desiccator material (11a'), at least one opening (12), a first valve (13) which is positioned at the at least one opening (12) and selectively actuatable by moving from an open configuration to a closed configuration so as to selectively and reversibly allow the fluid-dynamic connection between the desiccator material (11a') and surrounding ambient air.
E03B 3/28 - Methods or installations for obtaining or collecting drinking water or tap water from humid air
F24S 10/80 - Solar heat collectors using working fluids comprising porous material or permeable masses directly contacting the working fluids
F24S 23/71 - Arrangements for concentrating solar rays for solar heat collectors with reflectors with parabolic reflective surfaces
F24S 23/74 - Arrangements for concentrating solar rays for solar heat collectors with reflectors with trough-shaped or cylindro-parabolic reflective surfaces
F24S 30/45 - Arrangements for moving or orienting solar heat collector modules for rotary movement with two rotation axes
F24S 70/20 - Details of absorbing elements characterised by absorbing coatingsDetails of absorbing elements characterised by surface treatment for increasing absorption
F24S 80/56 - Transparent coveringsElements for transmitting incoming solar rays and preventing outgoing heat radiation characterised by means for preventing heat loss
A plasma processing method for a gas comprises supplying a gas inside a cavity for plasma processing, supplying microwaves having a predetermined frequency and power in order to generate a plasma of the gas, and propagating the microwaves in the gas by means of a waveguide which communicates directly with the cavity so as to provide a plasma cracking processing operation for the gas inside the cavity (2).
C10K 3/00 - Modifying the chemical composition of combustible gases containing carbon monoxide to produce an improved fuel, e.g. one of different calorific value, which may be free from carbon monoxide
C10J 3/84 - Gas withdrawal means with means for removing dust or tar from the gas
A solar energy collector (100) comprises a concentrator (1) that includes a reflecting element (2) fixed to a supporting frame (3), a fixed support (4) to which the concentrator (1) is rotatably connected, and a movement device (6) suitable for imparting a rotational movement about an axis of rotation of the concentrator (1). The supporting frame (3) comprises a bearing surface (33) that extends over an arc of circumference, and the movement device comprises a pair of control cables (61, 62) that are partially wound or windable on a winding drum (63) and extend in abutment along the bearing surface (33) with respective extremities (61A, 62A) fixed to the supporting frame (3).
A solar receiver (10), particularly of the type for parabolic linear solar concentrators and the like, characterized in that it comprises a receiver tube (1 1), for the circulation of a heat transfer fluid (12), which is supported in a longitudinally adaptable manner in a shell (13) that comprises - a shielding body (14) provided with a longitudinal slit (15), and - at least one lens (16) for closing the slit (15), which is permeable to the solar radiation that during use is reflected toward the receiver tube (11) by a concentrator mirror, with which the shell (13) is associated during use. Between the receiver tube (11) and the shell (13) an annular chamber (17) is provided, which contains a preselected thermally insulating gas, at an operating pressure substantially comprised between 1 mbar and 31 mbar, the preselected gas having a thermal conductivity of substantially less than 0.01 W/mK at the operating temperature at the operating pressure.
A solar concentrator (10), particularly adapted for tower-type systems, which comprises: - a supporting module (11), which supports at least one frame (12), - mirrors (13), which are connected to the at least one frame (12) so that they can be oriented and cooperate so as to form an array mirror element (14), - means (15) for modulating the position of the frame (12) on the module (11), - means (16) for orienting the mirrors (13) on the frame (12).
A solar concentrator, particularly of the type with a composite cylindrical-parabolic mirror (11), comprising - supporting towers (12) that support a torsion tube (13) that can be rotated axially by means of motors, - ribs (14) which are fixed transversely to the torsion tube (13), the composite mirror (11) being composed of reflective panels (15) which comprise a mirror-finished plate (16) that is supported by a base (17) for supporting and fixing to the ribs (14), the base (17) and the ribs (14) being made of composite materials and having substantially the same thermal expansion coefficient.
A solar panel (11) for solar thermal power plants, for supporting mirrors (12) made of thin glass sheets, the mirrors (12) being retained on the panel (11) by way of a vacuum system.
F24S 23/74 - Arrangements for concentrating solar rays for solar heat collectors with reflectors with trough-shaped or cylindro-parabolic reflective surfaces
G02B 7/182 - Mountings, adjusting means, or light-tight connections, for optical elements for prismsMountings, adjusting means, or light-tight connections, for optical elements for mirrors for mirrors
patents
