Balder IP Law, S.L

Provided are a system and method for ammonia synthesis coupled with hydrogen production. The system includes: a hydrogen production module, a hydrogen deoxygenation module, an adsorption module, and an ammonia synthesis module connected in sequence; and a nitrogen supply module, a regeneration module, and the adsorption module connected in sequence. When one of the regeneration module and the adsorption module includes a first adsorption tower, the other includes a second adsorption tower. A hydrogen purification module, the nitrogen supply module, and the ammonia synthesis module are all connectable and disconnectable to the first adsorption tower and the second adsorption tower. The nitrogen supply module supplies nitrogen, the regeneration module uses nitrogen to perform desorption regeneration in the first adsorption tower or the second adsorption tower and supplies nitrogen to the adsorption module. The hydrogen production module supplies hydrogen to be purified, and the hydrogen deoxygenation module purifies the hydrogen to be purified and then supplies it to the adsorption module. The adsorption module purifies hydrogen and nitrogen and then supplies them to the ammonia synthesis module, which is at least conducive to reducing energy consumption and system investment costs.

Embodiments of the present disclosure relate to the field of solar cells, and provide a solar cell, a method for preparing the solar cell, and a photovoltaic module. The includes: providing a cell sheet, where the cell sheet includes a first surface and a second surface opposite to each other, a plurality of first grid lines arranged on the first surface, and a plurality of second grid lines arranged on the second surface, where orthogonal projections of the first grid lines on the first surface do not overlap with orthogonal projections of the second grid lines on the first surface; performing a first laser processing on the first surface on two sides of a respective first grid line of the plurality of first grid lines, and applying a first reverse current between the plurality of first grid lines and the plurality of second grid lines, where a ratio of laser power of the first laser processing to preset power ranges from 1 to 1.1, and a ratio of the first reverse current to a preset current ranges from 1 to 1.25. The solar cell, the method for preparing the solar cell, and the photovoltaic module according to the embodiments of the present disclosure are at least beneficial to improving the efficiency of the solar cell.

The present disclosure relates to the field of photovoltaic technology, and provides a segmented solar cell and a photovoltaic module, which is at least beneficial to improving the efficiency of the photovoltaic module. The segmented solar cell is formed by cutting a whole solar cell, and includes: a cell body having a first main surface, an opposing second main surface, and a first side surface and a second side surface connecting the first main surface and the second main surface, respectively; a first passivation stack formed on the first side surface, a second passivation stack formed on the second side surface, and a third metal oxide layer formed on a surface of the second passivation stack away from the cell body. The first side surface is a cut surface formed by cutting the whole solar cell, and the second side surface is an uncut side surface.

An electrolyzer, a method for manufacturing the electrolyzer, and an electrolyzer module are provided, relating to the field of electrolyzers. The electrolyzer includes: a frame defining an inner cavity and including a top frame, a bottom frame, a first frame, and a second frame; a bipolar plate connected to the frame and dividing the inner cavity into an anode chamber and a cathode chamber; a first collection frame, located within the anode chamber and fixed to an end of the bipolar plate near the top frame, and defining a first cavity together with the bipolar plate; an anode mesh, located on a side of the first collection frame away from the bipolar plate; a second collection frame, located within the cathode chamber and fixed to an end of the bipolar plate near the top frame, and defining a second cavity together with the bipolar plate; a cathode mesh, located on a side of the second collection frame away from the bipolar plate. The first frame and the second frame each have a hollow chamber. One of the first frame and the second frame has a first discharge port formed on an inner wall facing the anode chamber, and the other of the first frame and the second frame has a second discharge port formed on an inner wall facing the cathode chamber, the first discharge port being in communication with the first cavity, and the second discharge port being in communication with the second cavity. This is at least advantageous in improving electrolysis efficiency of the electrolyzer.

Provided are an electrolyzer, a manufacturing method thereof, and an electrolyzer module, relating to the field of electrolyzers. The electrolyzer includes a frame, a bipolar plate, a first collection frame, at least two first ribs, a second collection frame, and at least two second ribs. The frame defines an inner cavity and includes: a top frame and a bottom frame opposing each other in a first direction; and a first frame and a second frame opposing each other in a second direction. The bipolar plate is connected to the frame and divides the inner cavity into an anode chamber and a cathode chamber in a third direction. The first collection frame is disposed in the anode chamber and fixed to an end of the bipolar plate adjacent to the top frame. The at least two first ribs are spaced apart in the second direction, where a respective first rib is positioned in a region of the bipolar plate uncovered by the first collection frame, and located on a side of the first collection frame away from the bipolar plate. The second collection frame is disposed in the cathode chamber and fixed to an end of the bipolar plate adjacent to the top frame. The at least two second ribs are spaced apart in the second direction, where a respective second rib is positioned in a region of the bipolar plate uncovered by the second collection frame, and is located on a side of the second collection frame away from the bipolar plate. Improving electrolytic efficiency of the electrolyzer is at least facilitated.

The invention refers to an exterior rear-view mirror assembly for a vehicle. The mirror assembly comprises: a base assembly, a base bracket, a base cover coupled to the base bracket and at least partially surrounding the base bracket, and a cover having an opening and attached to the base bracket. The mirror assembly further comprises a mirror head rotatably attached to the first end of the base assembly, and rotatable from a parking position to a driving position. The shape and size of the opening is such that at least 50% of the opening, is concealed by the mirror head, both in its parking and driving positions. The rear-view mirror assembly has an anti-finger pinch feature, and additionally it can be manufactured in a simplified manner and at a reduced cost compared with conventional designs.

The invention relates to a system (1) comprising:- a controllable device (11) comprising an actuator;- one or more measuring devices (2, 3, 4) configured to measure parameters of a person when the person is in a space shared with the controllable device, the one or more measuring devices comprising at least one of:• one or more physiological sensors (2),• one or more imaging devices (3) for taking images of the person, and• one or more microphones (4) for measuring voice of the person;- one or more processing devices (6); andwherein:- the one or more measuring devices (2, 3, 4) are communicatively coupled with the one or more processing devices (6) and are configured to send the measurements to the one or more processing devices (6); andwherein the one or more processing devices (6) are configured to process the measurements to generate a signal (12) to actuate the actuator (11) based on the measurements

A polycarbonate composition including 10-50 wt% of a linear polycarbonate, a branched polycarbonate endcapped with p-cumyl phenol, or a combination thereof; 5-20 wt% of a polycarbonate-siloxane copolymer having a siloxane content of 30-70 wt%, present in an amount effective to provide 3-14 wt% siloxane repeating units based on the total weight of the composition; 40-60 wt% of a highly branched polycarbonate endcapped with 4-hydroxybenzonitrile; 0.5-15 wt% of a non-fluorinated phosphorus-containing flame retardant; 0.1-5 wt% of a silicone fluid having dissolved therein a silicone resin; optionally, a colorant composition optionally comprising 0.1-10 wt% of TiO<2>; optionally, an additive composition; and optionally, 5-25 wt% of glass fibers; each based on the total weight of the polycarbonate composition, which totals 100 wt%; and wherein the polycarbonate composition comprises fluorinated compounds in an amount effective to provide 1500 ppm or less fluorine to the total composition; and wherein a molded sample of the polycarbonate composition has a UL-94 rating of 5V at a thickness of 3.0 millimeters

Embodiments of the present disclosure relate to the field of photovoltaics, and provide a single crystal furnace and a method for manufacturing single crystal silicon rods. The single crystal furnace includes: a furnace body including a first accommodating space, a second accommodating space, and a third accommodating space arranged in sequence along a first direction and communicated with each other, where the first accommodating space is configured to accommodate silicone fluids; a liquid-cooled shield and connectors, where the liquid-cooled shield is arranged in the second accommodating space and includes an inner wall surface and an outer wall surface opposite to each other; a movable device fixed on an outer wall of the furnace body and is connected to the connectors, where the movable device is configured to move the liquid-cooled shield by moving the connectors; a flange fixed on the movable device, where a liquid inlet and a gas inlet are defined on the flange; a liquid feeding pipeline communicated with the liquid inlet, where the liquid feeding pipeline extends into the second accommodating space and communicates with the liquid-cooled shield; and a gas intake pipeline communicated with the gas inlet, where the gas intake pipeline extends into the second accommodating space and is fixed on the inner wall surface of the liquid-cooled shield, and the gas intake pipeline includes first gas outlets facing the inner wall surface of the liquid-cooled shield. The single crystal furnace and the method can improve the performance of the manufactured single crystal silicon rods.

A robot comprises a robot arm comprising a plurality of links (11, 12, 13, 14, 15, 16) and joints, at least one link (11, 12, 13) being rotatable around an axis (A1, A2, A3) at a joint (1, 2, 3) that comprises a driven gear (300) and a first motor unit (100) with a first pinion (101) that is engaged with the driven gear (300) to apply a first torque (T1) to the driven gear (300) to cause rotation of the corresponding link (11, 12, 13). The joint (1, 2, 3) further comprises a second motor unit (200) with a second pinion (201) also engaged with the driven gear (300). The second motor unit (200) is adapted to apply a second torque (T2) to the driven gear (300), the second torque being opposed to the first torque (T1). Also disclosed is a method of operating at least one robot joint.