A system for melting materials during the production of a glass or ceramic material is disclosed. A method for melting materials during the production of a glass or ceramic material is also disclosed. The system comprises a melt tank having an interior with a width and a length; and an electrode array comprising a plurality of elongate electrodes each extending at least partially across the width of the interior of the melt tank in a direction substantially perpendicular to the length of the interior of the melt tank. Each electrode within the electrode array is spaced apart from an adjacent electrode within the electrode array by from about 5 mm to 100 mm. The electrode array is configured such that during a heating operation, current flows between adjacent electrodes within the electrode array, such that heat is radiated from the electrodes to materials located within the interior of the melt tank.

A method for thermally joining thermoplastic fiber composite components, including jointly covering thermoplastic fiber composite components to be joined, at least in the region of a joining zone, with a pressurization arrangement, which is flexible, at least in some section or sections, and extensive pressurization of thermoplastic fiber composite components to be joined by the pressurization arrangement, with the result that the fiber composite components are pressed against one another, at least in the joining zone. The fiber composite components are welded in the joining zone during pressurization. The pressurization is maintained by the pressurization arrangement until the joining zone solidifies. A cover is also disclosed, in particular a mold or diaphragm, for a pressurization device for thermally joining thermoplastic fiber composite components, and an apparatus for thermally joining thermoplastic fiber composite components.

The invention relates to a special electrode arrangement for the targeted ohmic heating of different inorganically or organically based products or structures that are electrically conductive or contain electrically conductive constituents, including products of plant or animal origin, consisting of at least one group of electrodes comprising at least two individual electrodes, formed as puncturing or penetrating electrodes. The puncturing or penetrating electrodes are electrically insulated from one another and likewise designed to be insulated with respect to the product or the structure to be treated, with the exception of a portion of the surface or of the electrode tip.

A method for heating an electrical bus in an electrical cabinet containing at least one current conversion device includes determining a temperature inside of the electrical cabinet. The method also includes determining a temperature outside of the electrical cabinet. Further, the method includes applying heat to the electrical bus via conduction when the temperature outside of the electrical cabinet is below a predetermined temperature threshold or a difference between the temperature inside of the electrical cabinet and the temperature outside of the electrical cabinet is less than a desired temperature difference.

A ceramic honeycomb structure includes: an outer peripheral wall; and a partition wall disposed on an inner side of the outer peripheral wall, the partition wall defining a plurality of cells, each of the plurality of cells to form a fluid flow path extending from one end face to other end face. The honeycomb structure contains: 1) particles including one or more selected from silicon carbide, silicon nitride and aluminum nitride; and 2) silicon doped with a dopant. The dopant is a Group 13 element or a Group 15 element. The honeycomb structure has a silicon content (B) of from 20 to 80% by mass, and the honeycomb structure has a porosity of 30% or less.

A method for producing a honeycomb structure includes: a forming step of extruding a forming raw material containing a ceramic raw material to obtain a honeycomb formed body, the honeycomb formed body including: an outer peripheral wall; and partition walls disposed on an inner side of the outer peripheral wall, the partition walls defining a plurality of cells, each of the plurality of cells extending from one end face to the other end face to form a flow passage; a drying step of drying the honeycomb formed body to obtain a honeycomb dried body; and a firing step of firing the honeycomb dried body to obtain a honeycomb fired body. The forming step includes extruding the forming raw material to produce a honeycomb formed body in which a part of the partition walls is lost so that some of the cells are connected to each other.

A system and method for heating steam sample and chemical sample and feed tubes/lines in a natural gas fired heat recovery steam generator (HRSG) power plant including a tube impedance heater (IH) control system and at least one impedance heated tube having an outer insulation and an electrically conducting inner tube member, the impedance heated tube having an input IH feed power electrical connector and electrically connected at a first connection to the inner tube member, and a return IH power electrical connector electrically connected at a second connection by a first end of a return electrical cable and a first connector and second connector each mechanically and fluidly coupling the first and second connections respectively to the inner tube member to the steam sample or chemical sample or feed tube/line and electrically isolating the first end and second ends.

The present invention provides a data line with a memory function. The data line includes a connection cable and a plug connector arranged on the connection cable; the connection cable includes a memory alloy wire arranged along its length direction, and the memory alloy wire is electrically connected with the plug connector; the plug connector is configured to be connected to an electronic device, and the electronic device provides a current for the memory alloy wire, and the current can raise the temperature of the memory alloy wire to reach a memory deformation temperature. The connection cable of the present invention can automatically change its shape.

A concrete heating system for electrically melting snow and ice. The concrete heating system generally includes a heating device for embedding in conductive concrete, the device having a spacing member and a plurality of electrically isolated conductors extending outward at an angle from the spacing member along its length. The device also includes a first electrode near the first end of the spacing member, and a second electrode extending outward from the spacing member at the second end. The plurality of conductors conduct an electrical current between the first electrode and the second electrode when the concrete heating device is embedded in conductive concrete and the power source applies a voltage between the first electrode and the second electrode.

A system may include a current source; a first metal or alloy component with a first major surface electrically coupled to the current source; a second metal or alloy component with a second major surface electrically coupled to the current source; a metal or alloy powder disposed in at least a portion of the joint region; and a controller. The first and second major surfaces may be positioned adjacent to each other to define a joint region. The controller may be configured to cause the current source to output an alternating current that passes from the first component, through at least a portion of the metal or alloy powder, into the second component. The frequency of the alternating current may be configured to cause standing electromagnetic waves within at least a portion of the particles of the metal or alloy powder.