Abstract: The present application belongs to a curing agent structure. An epoxy resin curing agent, an insulating epoxy resin, and a preparation method thereof are provided, including at least two benzene ring structures or at least two non-coplanar rigid alicyclic structures. Two adjacent benzene ring structures or non-coplanar rigid alicyclic structures are connected by methylene, and an amino functional group is arranged on each side of the integral structure. An ortho position of the amino functional group is provided with an electron-withdrawing substituent group or several sterically hindered substituent groups. By introducing benzene rings, the thermal stability of the obtained epoxy resin is enhanced. By introducing a high electron-withdrawing group and a large sterically hindered group or using a non-coplanar alicyclic structure with saturated electrons instead of a benzene ring, it can maintain good electrical properties in an environment with a high temperature gradient and a large electric field.

Abstract: An aromatic amine epoxy resin curing agent, an insulating epoxy resin and a preparation method thereof are provided, belonging to the field of insulation technology. At least two benzene ring structures are designed; an amino functional group is respectively arranged at each end of the structure designed; no strong electron-withdrawing substituent group is arranged at the ortho position of the designed amino functional group; an aromatic amine epoxy resin curing agent is obtained. Polyaromatic diamine is used as a curing agent component of epoxy resins, and a rigid aromatic structure is introduced to enhance its thermal stability and increase the glass transition temperature; and functional bridge bonds are introduced to break the conjugated structure of benzene rings and improve electrical properties. Insulating epoxy resins help improve the electrical properties of key insulating parts in DC GIS/GIL at a high temperature gradient and high electric field conditions.

Abstract: Disclosed are a parallel electron swarm parameter calculation method taking ion dynamics into consideration, and related apparatus. The method includes: measuring a discharge current waveform of gas under a reduced field intensity, and obtaining a measured current waveform; establishing an electron avalanche space-time development model of a coupled electron charge density and different types of ion charge densities; computing the discharge current waveform of the gas under the reduced field intensity through a finite volume method according to the electron avalanche space-time development model, and obtaining a computed current waveform; and computing the electron swarm parameters of the gas under the reduced field intensity with a minimum deviation between the measured current waveform and the computed current waveform as an optimization target through a genetic algorithm.

Abstract: A feedstock processing apparatus for applying, distributing, and compacting feedstock in defined layer heights, including a chassis with a traction drive and a first and second undercarriage. A frame structure connects the two undercarriages over a span width of the feedstock processing apparatus. A material feeding device is coupled to the frame structure. A material distributing device is coupled to the material feeding device and is displaceable in certain sections over the span width and configured to apply the feedstock in layers on soil in different, predefinable height positions between the undercarriages. A compacting device is displaceably mounted on the frame structure and/or the material distributing device. The compacting device and the material distributing device can be displaced in a manner dependent on one another respectively along a predefinable movement path.

Abstract: Embodiments of the present disclosure provide method and apparatus for edge computing. A method performed by a gateway includes deciding to discover a first Edge Application Server (EAS) for a terminal device. The method further includes sending a first message including information about the first EAS to the terminal device.

Abstract: A feedstock processing apparatus for applying, distributing, and compacting feedstock in defined layer heights may include a chassis with a traction drive and a first and second undercarriage, a frame structure that connects the two undercarriages over a span width of the feedstock processing apparatus, a material feeding device coupled to the frame structure, a material distributing device coupled to the material feeding device and displaceable in certain sections over the span width and configured to apply the feedstock in layers on soil in different, predefinable height positions between the undercarriages, and a compacting device displaceably mounted on the frame structure and/or the material distributing device. The compacting device and the material distributing device can be displaced in a manner dependent on one another respectively along a predefinable movement path. A corresponding method is also disclosed.

Abstract: The present disclosure discloses an enable signal generation circuit, comprising: an input module configured to input a direct current signal from the first input terminal to a first node; a transmission module configured to transmit the direct current signal at the first node to an output terminal; a first conducting module and a second conducting module configured to conduct signals in an alternating current signal from the second input terminal to the first node; a first filter module configured to filter the signal at the first node such that, at the first node, the alternating current signal from the second input terminal is conducted to a common terminal. The second input terminal is connected to the output terminal. The present disclosure simplifies the circuit structure and solves the problem caused by the difference between timing sequences of inputted signals.

Abstract: Provided are a power supply voltage control circuit and a method thereof, a driver integrated circuit, and a display device.

Abstract: Provided are a power supply circuit, a driving method for the same, and a display device. The power supply circuit comprises a first control sub-circuit, a second control sub-circuit, a voltage converting sub-circuit, a first output sub-circuit, and a second output sub-circuit; the first control sub-circuit controls the first voltage level terminal to be connected to the first node, the second control sub-circuit controls the second voltage level terminal to be connected to the second node, the voltage converting sub-circuit adjusts the voltage at the first node and the voltage at the second node, the first output sub-circuit outputs the voltage at the first node to the first output terminal, the second output sub-circuit outputs the voltage at the second node to the second output terminal. Structure of the power supply circuit can be simplified, and thereby manufacturing cost of the power supply circuit can be reduced.

Abstract: A control device for an electroluminescent touch-control display panel is described, in order to implement display and touch control on an In-cell electroluminescent touch-control display panel. The control device includes a display driving circuit board, a touch-control driving circuit board, a lighting circuit board and a switching circuit board. There is also described a touch screen including an electroluminescent touch-control display panel and the control device, and a display device including the touch screen.

Abstract: A solenoid valve includes a support bushing and an armature pin axially movable within the support bushing. The solenoid shield further includes a valve rigidly secured to the armature pin. The valve includes a diverter sleeve having an overlap portion that is radially spaced from at least a portion of the support bushing and extends along a length of at least a portion of the support bushing. The diverter sleeve further includes a deflector surface disposed at an angle relative to a longitudinal axis of the armature pin.

Abstract: The present disclosure discloses an enable signal generation circuit, comprising: an input module configured to input a direct current signal from the first input terminal to a first node; a transmission module configured to transmit the direct current signal at the first node to an output terminal; a first conducting module and a second conducting module configured to conduct signals in an alternating current signal from the second input terminal to the first node; a first filter module configured to filter the signal at the first node such that, at the first node, the alternating current signal from the second input terminal is conducted to a common terminal. The second input terminal is connected to the output terminal. The present disclosure simplifies the circuit structure and solves the problem caused by the difference between timing sequences of inputted signals.

Abstract: Provided are a power supply voltage control circuit and a method thereof, a driver integrated circuit, and a display device.

Abstract: The present disclosure discloses an enable signal generation circuit, comprising: an input module configured to input a direct current signal from the first input terminal to a first node; a transmission module configured to transmit the direct current signal at the first node to an output terminal; a first conducting module and a second conducting module configured to conduct signals in an alternating current signal from the second input terminal to the first node; a first filter module configured to filter the signal at the first node such that, at the first node, the alternating current signal from the second input terminal is conducted to a common terminal. The second input terminal is connected to the output terminal. The present disclosure simplifies the circuit structure and solves the problem caused by the difference between timing sequences of inputted signals.

Abstract: A solenoid valve includes a support bushing and an armature pin axially movable within the support bushing. The solenoid shield further includes a valve rigidly secured to the armature pin. The valve includes a diverter sleeve having an overlap portion that is radially spaced from at least a portion of the support bushing and extends along a length of at least a portion of the support bushing. The diverter sleeve further includes a deflector surface disposed at an angle relative to a longitudinal axis of the armature pin.

Abstract: Embodiments of the disclosure provide a power supply circuit for powering an OLED panel and a display panel. The power supply circuit for powering the OLED panel reduces the voltage outputted by the DC-DC conversion circuit in the power supply circuit based on a target current. Moreover, the maximum value of the current that can be outputted by the DC-DC conversion circuit when outputting the reduced voltage is not less than the target current. The target current may be a current outputted by the DC-DC conversion circuit to the OLED panel at a time before a K-th preset duration counting from the latest preset duration for receiving the preset pulse signal.

Abstract: A control device for an electroluminescent touch-control display panel is described having a display driving circuit board, a touch-control driving circuit board, a lighting circuit board and a switching circuit board. The lighting circuit board provides a first reference signal to the touch-control driving circuit board. During the display period, the touch-control driving circuit board gates the first reference signal and transmits it to the display driving circuit board which then transmits the first reference signal to a cathode in the touch-control display panel to realize display. During the touch-control period, the touch-control driving circuit board gates an excitation signal and transmits it to the display driving circuit board which then transmits the excitation signal to the cathode and transmits a feedback signal to the touch-control driving circuit board, and the touch-control driving circuit board determines a position of touch control in accordance with the feedback signal.

Abstract: The present disclosure discloses an enable signal generation circuit, comprising: an input module configured to input a direct current signal from the first input terminal to a first node; a transmission module configured to transmit the direct current signal at the first node to an output terminal; a first conducting module and a second conducting module configured to conduct signals in an alternating current signal from the second input terminal to the first node; a first filter module configured to filter the signal at the first node such that, at the first node, the alternating current signal from the second input terminal is conducted to a common terminal. The second input terminal is connected to the output terminal. The present disclosure simplifies the circuit structure and solves the problem caused by the difference between timing sequences of inputted signals.

Abstract: The present invention provides a power supply circuit and an OLED display device, belongs to the field of OLED display technology, and can solve the problem that existing power supply circuits have low efficiency when brightness of the OLED display panel is low. The power supply circuit is used for proving an anode voltage and a cathode voltage for an OLED display panel, a difference between the anode voltage and the cathode voltage being a driving voltage, and the power supply circuit includes: a current detection unit for generating a control signal according to a driving current of the OLED display panel; and a driving voltage unit for generating, according to the control signal, a driving voltage positively correlated with the driving current, and including an anode voltage unit for generating an anode voltage and a cathode voltage unit for generating a cathode voltage.

Abstract: Embodiments of the disclosure provide a power supply circuit for powering an OLED panel and a display panel, for mitigating or solving the problem of a relatively high power consumption and a decreased efficiency with the DC-DC conversion circuit when the current outputted by the DC-DC conversion circuit to the OLED panel is relatively small due to the fact that the voltage outputted by the DC-DC conversion circuit is a constant value while the current outputted by the DC-DC conversion circuit to the OLED panel may vary with the load. The power supply circuit for powering the OLED panel reduces the voltage outputted by the DC-DC conversion circuit in the power supply circuit based on a target current. Moreover, the maximum value of the current that can be outputted by the DC-DC conversion circuit when outputting the reduced voltage is is not less than the target current.