Abstract: A method produces at least one defined connecting layer between two components, wherein the first component is produced from a first metallic material and the second component is produced from a second metallic material and the first and/or second component has a coating of a third metallic material, the melting temperature of which is lower than the melting temperature of the first and second materials. In this case, the coating of at least one of the components is heated locally to a connecting temperature, which lies above the melting temperature of the third material and lies below the melting temperature of the first material and below the melting temperature of the second material, and is cooled down in order to form a defined connecting layer when the coating solidifies.

Abstract: A system for roasting particulate material, such as coffee or cacao beans, grains, malt. The system includes a concentrated solar collector configured for heating a fluid; a heat storage device configured for storing heat of the heated fluid; a particulate material roasting device comprising a treatment compartment configured for receiving the particulate material, and at least one generation unit configured for generating at least one gas and/or steam flow with a controlled temperature, through said treatment compartment. The at least one generation unit is configured for exchanging heat between said at least one gas and/or steam flow and a second flow. A circulation system is configured for generating the second flow by using heat stored in the storage device, and is configured for using directly the heated fluid.

Abstract: A laser processing system is equipped with a processing laser beam irradiation device configured to irradiate a processing object with processing laser beam and perform ablation processing. The laser processing system is configured to obtain an ablation image of a processed portion of the processing object based on scattered light from the processed portion during processing of the processing object with the processing laser beam and to estimate an ablation volume by applying a learning result obtained by deep learning of a relationship between the ablation image and the ablation volume to the obtained ablation image.

Abstract: A method for micro-fabricating a device on a substrate (20), comprising the steps of providing a cavity (31) having a temporary aperture (35) communicating with the outside; providing a sealing structure (45) adjacent to a perimeter of the temporary aperture (35); applying heat to the sealing structure (45), whereby the sealing structure melts and seals the temporary aperture (35).

Abstract: An induction heating device for a shrink-clamping and/or unshrink-unclamping of tools into and/or out of tool holders has an induction heating unit with at least one first inductor and at least one second inductor, which is preferably realized separately from the first inductor, wherein the first inductor and the second inductor are configured to respectively expand at least a portion, in particular different portions, of the tool holder by inductive heating in a shrink-clamping and/or unshrink-unclamping process, and has an electric supply unit, wherein the inductors are configured to output respectively different energies to different subregions of a tool holder, which are in a heating operating respectively encompassed by the inductors, as one of the inductors has more windings than the other inductor, in particular by at least 10%, preferably by at least 20% and preferentially by at least 30% more windings, and/or as the electric supply unit is at least configured to operate the first inductor and the sec

Abstract: A laser cutting tool with protective enclosure assembly for manipulating a workpiece on a movable platen includes a frame, a top protection assembly, a middle protection shield, a bottom protection assembly and a laser torch head. The top protection assembly, middle protection assembly, and bottom protection assembly are removably mounted to the frame such that they form a cavity enclosing only substantially the laser torch head.

Abstract: A container (100) within which a food product is to be processed.

Abstract: A method for synchronizing welding currents of at least two welding current sources prior to performing a simultaneous welding process on at least one workpiece, in particular a welding process with non-consumable electrodes, wherein the method includes the following steps: a first welding current source outputting a reference signal, wherein the reference signal contains synchronization information; a second welding current source measuring or receiving the reference signal and evaluating the synchronization information contained in the reference signal; synchronizing a second welding current of the second welding current source with a first welding current of the first welding current source on the basis of the synchronization information. The invention furthermore relates to a welding current source and to a system having at least two welding current sources.

Abstract: A steamer insert includes a circular tray having a plurality of apertures disposed therein. An upward conical funnel is disposed within the center of the tray. The tray is supported on a plurality of legs disposed upon an underside surface thereof.

Abstract: A method for manufacturing an SiC wafer from an SiC ingot includes a verifying step of applying a test laser beam to the SiC ingot in a predetermined area with the focal point of the test laser beam set inside the SiC ingot at a predetermined depth from the end surface of the SiC ingot. The test laser beam has a transmission wavelength to SiC, thereby forming a test separation layer inside the SiC ingot at the predetermined depth. The test separation layer has a test modified portion where SiC is decomposed into Si and C and test cracks extend from the test modified portion along a c-plane in the SiC ingot. Whether or not the test cracks have been properly formed is verified. When verifying, the power of the test laser beam is changed to set a proper power at which the test cracks are properly formed.

Abstract: A heater-sensor complex 10 includes a heating wire 12, a lead wire 14 which is made from the same metal of the heating wire 12 and connected to the proximal end of the heating wire 12, the lead wire 14 having a bigger diameter than the heating wire 12, a non-heating wire 16 constituted by a different metal from the metal constituting the heating wire 12, and a sensor head 18 constituted by a metal different from the metal constituting the heating wire 12 or the metal constituting the non-heating wire 16. The sensor head 18 have a lower thermal conductivity than the non-heating wire. To the sensor head 18, the distal end of the heating wire 12 and the distal end of the non-heating wire is connected. The heating wire 12 and the non-heating wire 16 electrically conducts at least through the sensor head 18.

Abstract: Disclosed is an induction heating cooking apparatus. The induction heating cooking apparatus includes a countertop having plurality of cooking areas in which each cooking container can be seated, a plurality of coils provided under the countertop, a main substrate, and an auxiliary substrate separated from the main substrate. The main substrate is provided with a plurality of inverters each connected to a plurality of coils, a noise filter providing a plurality of inverters with a voltage from which noise from an external power supply is removed, and a plug connectable to the external power supply. The auxiliary substrate is provided with an input terminal to which the power line from the plug is connected, an output terminal to which the power line facing the noise filter is connected, and a discharge circuit part connected to the noise filter.

Abstract: Heat energy storage systems described herein can be used for long-term storage of large amounts of thermal energy. In some cases, such systems receive electrical energy from renewable energy sources such as solar or wind. Using novel techniques, the heat energy storage systems covert the electrical energy to thermal energy that is stored in hot materials such as molten silicon or any other material that can store large amounts of heat. The heat energy storage systems incorporate extremely good thermal insulation of the thermal energy storage tank that contains the hot materials. The systems are also configured to release thermal energy in an efficient manner to one or more electricity-producing steam turbines and/or to one or more industrial heating systems of manufacturing plants, using novel heat exchanger systems and techniques described herein. The energy storage systems described herein have higher overall real-world efficiencies than energy storage systems currently available.

Abstract: A smoke generating assembly for an indoor smoker includes a smoke barrel having a rotating auger positioned therein. The smoke barrel may be supplied with combustible material at a first end of the smoke barrel and the auger may be intermittently rotated to advance the combustible material toward a second end of the smoke barrel and over a smoldering heater to generate a flow of smoke. The smoldering heater may be spaced apart from the smoke barrel by an igniter gap that permits pellet dust from the combustible material to fall into the container below, leaving only solid combustible material to pass through the smoldering heater for combustion.

Abstract: A water injection system injects water drops for conversion into steam into an oven in a more controllable manner than existing systems, and more evenly distributes the steam within the oven. The water drops are isolated in a defined area with a drip plate where scale may accumulate. The drip plate may be easily cleaned of scale or may be easily replaceable.

Abstract: Provided is a method of producing a metal-plastic multi-layered hybrid structure by using laser three-dimensional (3D) printing, the method including printing a metal structure on a substrate by using a first laser, patterning an upper surface of the metal structure by using the first laser, printing a polymer bonding layer on the patterned metal structure by using the first laser, and printing a polymer structure on the polymer bonding layer by using a second laser having a wavelength longer than a wavelength of the first laser, wherein the printing of the polymer bonding layer includes forming an intermediate phase at an interface between the metal structure and the polymer bonding layer. A layered structure produced using the above method may include the intermediate phase having the effect of an oxygen inclusion connecting a metal and a polymer.

Abstract: A fluid heating element includes first and second conduits. The first conduit has a first inlet and a first outlet. The first inlet is configured to receive a first portion of the fluid, and the first outlet is configured to discharge the first portion of the fluid. The second conduit has a second inlet and a second outlet. The second inlet is configured to receive a second portion of the fluid, and the second outlet is configured to discharge the second portion of the fluid. The fluid heating element further includes an electrothermal coating associated with the first and second conduits and an electrical lead configured to apply an electric current across the electrothermal coating. The electrothermal coating converts the electric current to heat that is transferred to through the first and second conduits to the fluid.

Abstract: An apparatus for manufacturing tablets for hot beverage brewing includes a reservoir feeding infusible loose food products, a grinding system for the loose food products to obtain grounds of a given size, a moistening system moistening the grounds to a given moisture content, a mixing and homogenizing system for mixing and homogenizing the grounds to a homogeneous mixture, a weighing system of the homogeneous mixture to obtain a dose of predetermined weight, a forming system forming the dose into a tablet of predetermined volume, an irradiation system for electromagnetic irradiation of the tablet to overheat the particles to a partial baking and/or sintering for compactness and self-supporting ability without an enclosure, and a control system acting on the grinding, moistening, homogenizing, system, forming, and irradiating systems to control particle size, moisture content, homogeneity, weight, volume and compactness parameters of the tablet and change water permeability of the tablet accordingly.

Abstract: The present disclosure relates to an induction heating apparatus and a method of controlling the same. A controller of the induction heating apparatus according to the present disclosure may set an operation mode of an inverter circuit to a half bridge mode when a required power value of a working coil is set to a value less than a reference power value such that a driving frequency of the working coil decreases while an actual power value of the working coil is kept the same as the required power value. Additionally, the controller of the induction heating apparatus may adjust a duty ratio of a switching signal input to a switching element included in the inverter circuit, thereby adjusting the actual power value of the working coil.

Abstract: A laser fusion welding device includes a 1.9 ?m laser light source, a control unit and a light spot adjusting device. The control unit is configured to control the laser light source and the light spot adjusting device to adjust a laser power density at an object to be subjected to fusion welding. The 1.9 ?m laser light source has output power of 100-500 W. The control unit includes a time control unit, a power control unit and a light spot control unit. The time control unit is configured to control a turn-on time of the laser light source. The power control unit is configured to control the output power of the laser light source. The light spot control unit is configured to control the light spot adjusting device to adjust a size of a light spot at the object to be subjected to fusion welding.