Abstract: There is described a method of using a feedstock gas reactor. Reaction of feedstock and combustion gases in the reactor produces hydrogen through pyrolysis of the feedstock gas. At least some of a mixed product stream extracted from the reactor may be recycled to the reactor to drive further pyrolysis of the feedstock gas. A portion of the recycled mixed product stream may be recirculated back to a combustion chamber of the reactor, and a portion of the recycled mixed product stream may be recirculated back to a reaction chamber of the reactor.

Abstract: There is described a method of producing hydrogen and nitrogen using a feedstock gas reactor. Reaction of feedstock and combustion gases in the reactor produces hydrogen and nitrogen through pyrolysis of the feedstock gas. Parameters of the process may be adjusted to control the ratio of hydrogen to nitrogen that is produced such that it may be suitable, for example, for the synthesis of ammonia.

Abstract: In a battery heating system an inverter includes a first-phase bridge arm, a second-phase bridge arm and a third-phase bridge arm connected in parallel, each of a upper bridge arm and a lower bridge arm is provided with a switch module, the switch module is connected in parallel with a buffer module; and a motor controller in the inverter is provided for providing driving signals to the switch module of a target upper bridge arm and the switch module of a target lower bridge arm to control the switch module of the upper bridge arm of any bridge arm among the three phases of bridge arms and the switch module of the lower bridge arm of at least one bridge arm among the bridge arms except the bridge arm where the switch module of the target upper bridge arm is located to be periodically turned on and off.

Abstract: The present disclosure provides a battery module, a secondary battery and a cap assembly thereof. The cap assembly includes a cap plate which is provided with a terminal hole and an electrode terminal provided to the cap plate and covering the terminal hole; the electrode terminal includes an outer surface; the electrode terminal includes a positioning hole which is recessed with respect to the outer surface and includes a first portion and a second portion, the second portion is positioned to a side of the first portion away from the outer surface; a section of the first portion parallel to a central axis of the positioning hole is trapezoidal; a size of the first portion gradually decreases in a direction of the first portion close to the second portion, and a minimum size of the first portion is greater than or equal to a size of the second portion.

Abstract: The present disclosure provides an OLED panel, an OLED packaging method, and a display panel. The OLED panel includes a substrate; an OLED element on a surface of the substrate; an inorganic cover layer on the substrate and the OLED element, the inorganic cover layer being configured to cover a peripheral portion of the surface of the substrate; a bonding layer on the inorganic cover layer; and a barrier layer on the bonding layer, wherein a portion of the bonding layer on the peripheral portion includes at least one rib configured to form an airtight space for isolating the OLED element from the external.

Abstract: A flame retardant low hardness material of the present technology contains: 100 parts by mass of a styrene-based elastomer; from 500 to 807 parts by mass of a process oil composed of a petroleum-based hydrocarbon; from 200 to 494 parts by mass of a melamine polyphosphate-based flame retardant; from 200 to 494 parts by mass of a metal phosphinate-based flame retardant; from 4 to 6 parts by mass of a fluorine-based resin; and from 56 to 93 parts by mass of a carbon filler, wherein an asker C hardness is 30 or less.

Abstract: The disclosure relates to a display panel. The display panel may have a display area, a transition area, and a via hole area. The transition area may be between the via hole area and the display area. The display panel may include a substrate; an isolation structure on the substrate only in the transition area; and an encapsulation layer in both of the transition area and the display area. A first side surface of the isolation structure facing the via hole area may include a recess toward an interior of the isolation structure, and the encapsulation layer may include a cavity surrounding the isolation structure in the recess.

Abstract: This application discloses a thermal management system for a battery pack and a thermal management system for an electric vehicle. the thermal management system for the battery pack includes: a thermal management device for the battery pack, a processor, and a solenoid valve network connected to the thermal management device for the battery pack. An external port of the solenoid valve network is connected to an external cooling system. The processor is configured to control operating status of a solenoid valve in the solenoid valve network, so that the thermal management device for the battery pack heats the battery pack by using heat generated by the external cooling system.

Abstract: The present invention refers to material comprising a compound of the formula ABOx wherein x is >1.5 and ?2.5, A is independently selected from a transition metal of IUPAC groups 10 and 11, and B is independently selected from a transition metal of IUPAC group 6, 7, 8 or 9 or a main group element of IUPAC group 13, as highly active catalyst for hydrogen evolution reaction (HER).

Abstract: The present disclosure provides a cap plate and a secondary battery. The cap plate includes a main portion and a first protruding portion. The main portion includes a first exterior surface, a second exterior surface and a third exterior surface, the third exterior surface is a curved surface. The first protruding portion includes a fourth exterior surface extending downwardly from a bottom end of the third exterior surface, the fourth exterior surface is inclined inwardly relative to the third exterior surface. The secondary battery comprises the cap plate and a case. The case includes an opening; the cap plate is provided to the opening, the main portion is fixed to an inner wall of the case. The first protruding portion is received in the case, and a gap is provided between the fourth exterior surface and the inner wall, a dimension of the gap increases gradually along a downward direction.

Abstract: In a battery heating system an inverter includes a first-phase bridge arm, a second-phase bridge arm and a third-phase bridge arm connected in parallel, each of a upper bridge arm and a lower bridge arm is provided with a switch module, the switch module is connected in parallel with a buffer module; and a motor controller in the inverter is provided for providing driving signals to the switch module of a target upper bridge arm and the switch module of a target lower bridge arm to control the switch module of the upper bridge arm of any bridge arm among the three phases of bridge arms and the switch module of the lower bridge arm of at least one bridge arm among the bridge arms except the bridge arm where the switch module of the target upper bridge arm is located to be periodically turned on and off.

Abstract: The present disclosure relates to a top cover assembly of a secondary battery and a secondary battery, wherein the top cover assembly includes a top cover plate, provided with a through hole; an electrode terminal, covering the through hole; an insulating plate, wherein at least part of the insulating plate is arranged on a side of the top cover plate away from the electrode terminal; a seal, wherein at least part of the seal is arranged between the top cover plate and the electrode terminal; and an insulator, wherein at least part of the insulator is arranged between the top cover plate and the insulating plate; wherein the insulator and the seal at least jointly enclose a side wall of the through hole and an area, close to the through hole, on an upper surface of the top cover plate.

Abstract: A device and a method for manufacturing a thin film are provided. The device includes: a chamber; a substrate carrying member arranged within the chamber and configured to carry thereon a substrate on which the thin film is to be formed; a mask fixation member configured to fix a mask, wherein the mask includes a shielding region and an opening region, and a material for forming the thin film is allowed to pass through the opening region; and a position adjustment member configured to adjust a distance between the mask and the substrate to form the thin films of different sizes on the substrate, wherein orthogonal projections of the thin films of different sizes onto the substrate have different areas.

Abstract: The present disclosure provides a battery module, a secondary battery and a cap assembly thereof. The cap assembly includes a cap plate which is provided with a terminal hole and an electrode terminal provided to the cap plate and covering the terminal hole; the electrode terminal includes an outer surface; the electrode terminal includes a positioning hole which is recessed with respect to the outer surface and includes a first portion and a second portion, the second portion is positioned to a side of the first portion away from the outer surface; a section of the first portion parallel to a central axis of the positioning hole is trapezoidal; a size of the first portion gradually decreases in a direction of the first portion close to the second portion, and a minimum size of the first portion is greater than or equal to a size of the second portion.

Abstract: The present disclosure provides a battery heating system and a control method thereof. The battery heating system includes a main positive switch, a main negative switch, an inverter, a motor, and a battery management unit. The inverter includes a first phase bridge arm, a second phase bridge arm and a third phase bridge arm connected in parallel. A motor controller in the inverter is configured to output a drive signal to a target upper-bridge-arm switch unit and a target lower-bridge-arm switch unit, so as to control the target upper-bridge-arm switch unit and the target lower-bridge-arm switch unit to be periodically turned on and off. The battery management unit is configured to collect state parameters of the battery pack. When the state parameters of the battery pack meet preset heating conditions, a control signal is sent to the motor controller to control the motor controller to output the drive signal.

Abstract: A secondary battery including: a case including an opening; a top cover assembly including a top cover plate covering the opening and an electrode terminal, the top cover plate including an electrode lead-out hole corresponding to the electrode terminal; an electrode assembly received in the case and including a main body and a tab, the tab being bent relative to a thickness direction of the top cover plate to form a bent portion; and a current collecting wiring board disposed between the top cover plate and the main body and including a first connection portion, a second connection portion, and a transition portion, the first connection portion and the second connection portion extending along a width direction of the top cover plate and being provided opposite to each other, the first connection portion being connected with the electrode terminal, and the second connection portion being connected with the bent portion.

Abstract: The present disclosure provides a battery heating system and a control method thereof. The battery heating system includes a main positive switch, a main negative switch, an inverter, a motor, and a battery management unit. The inverter includes a first phase bridge arm, a second phase bridge arm and a third phase bridge arm connected in parallel. A motor controller in the inverter is configured to output a drive signal to a target upper-bridge-arm switch unit and a target lower-bridge-arm switch unit, so as to control the target upper-bridge-arm switch unit and the target lower-bridge-arm switch unit to be periodically turned on and off. The battery management unit is configured to collect state parameters of the battery pack. When the state parameters of the battery pack meet preset heating conditions, a control signal is sent to the motor controller to control the motor controller to output the drive signal.

Abstract: A method includes: setting a maximum transmit power of common channels of a plurality of carriers based on a signal coverage; setting a maximum transmit power of traffic channels of the plurality of carriers; and transmitting, for each scheduling period and based on the maximum transmit power of the common channels of the plurality of carriers, the maximum transmit power of the traffic channels of the plurality of carriers and a shared transmit power of the traffic channels of the plurality of carriers in the scheduling period, the plurality of carriers in the scheduling period.