The invention relates to an apparatus (1) for cooling an automobile component (20) by means of a gas, the apparatus comprising a cooling box (11) with a re-closeable opening (12) for receiving an automobile component (20) to be cooled, wherein at least one heat sink (13) is provided inside the cooling box (11) for cooling of the gas, and wherein the apparatus (10) includes at least one infra sound pulsator (2, 3) arranged to provide an infra sound into said cooling box (11) to improve heat exchange of the gas both with a cooling surface of the at least one heat sink (13), and with the automobile component (20). The invention also relates to a process for cooling an automobile component in such an apparatus.

The invention relates to an apparatus (1) for cooling an automobile component (20) by means of a gas, the apparatus comprising a cooling box (11) with a re-closeable opening (12) for receiving an automobile component (20) to be cooled, wherein at least one heat sink (13) is provided inside the cooling box (11) for cooling of the gas, and wherein the apparatus (10) includes at least one infra sound pulsator (2, 3) arranged to provide an infra sound into said cooling box (11) to improve heat exchange of the gas both with a cooling surface of the at least one heat sink (13), and with the automobile component (20). The invention also relates to a process for cooling an automobile component in such an apparatus.

Apparatus (1) for cooling an automobile component (20) by means of a gas, the apparatus comprising a cooling box (11) with a re-closeable opening (12) for receiving an automobile component (20) to be cooled, wherein at least one heat sink (13) is provided inside the cooling box (11) for cooling of the gas, and wherein the apparatus (10) includes at least one infra sound pulsator (2,3) arranged to provide an infra sound into said cooling box (11) to improve heat exchange of the gas both with a cooling surface of the at least one heat sink (13), and with the automobile component (20).

A non-contact handling tool for picking up an object, the tool comprising an ultrasonic transducer extending between a reflective side and a picking side configured to emit ultrasounds forming, in a near field area of the picking side, an excess-pressure wave, and a fluid suction system configured to suction a fluid towards the picking side, forming in said near field area an under-pressure. The fluid suction system comprises at least a fluid suction channel disposed in the ultrasonic transducer. The transducer has a height defined between the picking side and the reflective side corresponding to a half wavelength of the ultrasounds generated in the transducer.

A non-contact handling tool for picking up an object, the tool comprising an ultrasonic transducer extending between a reflective side and a picking side configured to emit ultrasounds forming, in a near field area of the picking side, an excess-pressure wave, and a fluid suction system configured to suction a fluid towards the picking side, forming in said near field area an under-pressure. The fluid suction system comprises at least a fluid suction channel disposed in the ultrasonic transducer. The transducer has a height defined between the picking side and the reflective side corresponding to a half wavelength of the ultrasounds generated in the transducer.

An ultrasound system (100) for imaging a volumetric region comprising a region of interest (12) comprising: a probe having an array of CMUT transducers (14) adapted to transmit ultrasound beams and receive returning echo signals over the volumetric region; a beamformer (64) coupled to the array and adapted to control ultrasound beam transmission and provide ultrasound image data of the volumetric region; a transducer controller (62) coupled to the beamformer and adapted to vary driving pulse characteristics of the CMUT transducers, a region of interest identifier (72) enabling an identification of a region of interest on the basis of the ultrasound image data; a beam path analyzer (70) responsive to the ROI identification and arranged to detect an attenuating tissue type in between the probe and the ROI based on a depth variation in attenuation of the received signal; wherein the transducer controller is further adapted to change, based on the attenuating tissue type detection, at least one parameter of the driving pulse characteristics.

An ultrasound system (100) for imaging a volumetric region comprising a region of interest (12) comprising: a probe having an array of CMUT transducers (14) adapted to transmit ultrasound beams and receive returning echo signals over the volumetric region; a beamformer (64) coupled to the array and adapted to control ultrasound beam transmission and provide ultrasound image data of the volumetric region; a transducer controller (62) coupled to the beamformer and adapted to vary driving pulse characteristics of the CMUT transducers, a region of interest identifier (72) enabling an identification of a region of interest on the basis of the ultrasound image data; a beam path analyzer (70) responsive to the ROI identification and arranged to detect an attenuating tissue type in between the probe and the ROI based on a depth variation in attenuation of the received signal; wherein the transducer controller is further adapted to change, based on the attenuating tissue type detection, at least one parameter of the driving pulse characteristics.

A fluidic component for generating an ultrasound signal is provided. The fluidic component includes a flow chamber, which can be flowed through by a fluid flow, which enters the flow chamber through an inlet opening of the flow chamber and exits from the flow chamber through an outlet opening of the flow chamber. The fluidic component has at least one device for forming an oscillation of the fluid flow at the outlet opening, the oscillation taking place in an oscillation plane, a separation device, which is designed to separate off a part from the oscillating fluid flow. The separation device includes an inlet opening, through which the oscillating fluid flow enters the separation device, and at least one first outlet opening and at least one second outlet opening, through each of which a part of the oscillating fluid flow exits.

A fluidic component for generating an ultrasound signal is provided. The fluidic component includes a flow chamber, which can be flowed through by a fluid flow, which enters the flow chamber through an inlet opening of the flow chamber and exits from the flow chamber through an outlet opening of the flow chamber. The fluidic component has at least one device for forming an oscillation of the fluid flow at the outlet opening, the oscillation taking place in an oscillation plane, a separation device, which is designed to separate off a part from the oscillating fluid flow. The separation device includes an inlet opening, through which the oscillating fluid flow enters the separation device, and at least one first outlet opening and at least one second outlet opening, through each of which a part of the oscillating fluid flow exits.

A device and method for reducing and homogenizing residual stress of a component by an array of high-energy elastic waves. The device includes a tubular body consisting of at least two elements, multiple first through holes and a clamping device provided on an outer side of the tubular body. Exciters are connected with exciting wedges so that an end face of each of the exciting wedges is closely coupled to a surface of the component. A connection portion is coupled to an emitting end of each of the exciters, where the axis of the emitting end coincides with a normal line at a pressed surface of the component A multi-channel signal amplifier is electrically connected to each of the exciters and a multi-channel excitation control module is electrically connected to the multi-channel signal amplifier.