Abstract: A control method and system for a distribution network with distributed mobile energy storage systems is disclosed which relates to the power field. The present invention manages the multiple distributed mobile energy storage systems in the distribution network in a unified way, to improve the flexibility of the distribution network, and enable the distributed mobile energy storage systems to fully smooth new energy generation fluctuations, implement peak cut, facilitate grid auxiliary services, and improve the power quality. The control method includes: acquiring, by a sub-station coordination system, data of the distributed mobile energy storage systems; receiving, by a master-station dispatching system, the data of the distributed mobile energy storage systems, and obtaining external data; generating, by the master-station dispatching system, a control instruction; and controlling, by the sub-station coordination system, the distributed mobile energy storage systems.

Abstract: Systems, devices, and methods related to phase shifters are provided. An example apparatus includes a first node to receive an input signal, a second node, a first signal path coupled between the first node and the second node, and a second signal path coupled between the first node and the second node. The first signal path includes a positively coupled transformer. The second signal path includes a negatively coupled transformer. The second signal path is out-of-phase with the first signal path at the second node. The apparatus further includes a plurality of switches to select the first signal path or the second signal path. The apparatus may further include tuning capacitors to improve phase-shifting performance of the apparatus.

Abstract: A transient or biodegradable battery is provided having a filament structure that limits the speed of reaction allowing for a longer duration of battery power with a controlled current limit. In one embodiment, the filament may be constructed of zinc microparticles or nanoparticles having a thin outer insulation whereby a chemical reaction at the center core results in the progressive disintegration of the insulation revealing more core material. In one embodiment, microparticles or nanoparticles are coated with outer layers of chitosan and Al2O3 nanofilms, respectively, with designable discharge current and battery lifespan by controlling the exposed cross-sectional area of the zinc microparticle center core and the length of the filament, respectively. This novel structure of biodegradable battery provides improved control of battery life and power output, providing a promising solution to power transient medical implants.

Abstract: Disclosed are a mercury cadmium telluride-black phosphorus van der Waals heterojunction infrared polarization detector and a preparation method thereof. The structure of the detector from bottom to top comprises a substrate, a mercury cadmium telluride material, an insulating layer, a two-dimensional semiconductor black phosphorus, and metal electrodes.

Abstract: A neutral point clamped inverter and a photovoltaic power supply system include a power module, a switch module, and a control module. The power module may include a power supply and a first capacitor and a second capacitor that are connected in series and then connected in parallel to two ends of the power supply. The switch module may include a first switch unit, a second switch unit, and a third switch unit. The control module may be separately connected to the first switch unit, the second switch unit, and the third switch unit. The control module may control each of the first switch unit, the second switch unit, and the third switch unit to be turned on or turned off, so that different switch units in the switch module are selected to bear a conduction loss or a switching loss.

Abstract: Disclosed is a coated rubber particle, preparation thereof and its application as a plugging material in drilling fluids. The coated rubber particle comprises a rubber core and a coating layer, wherein the core has a fluorine content (at %) of 0-15%, the coating layer has a fluorine content (at %) of 30-80%, and the coated rubber particle has a 24-hour oil absorption rate of 4% or less. The coated rubber particle has good oil resistance, and is particularly suitable for use as a plugging material in drilling fluids, particularly oil-based drilling fluids.

Abstract: An encapsulation for an implantable medical device is provided defined by a blend of high molecular weight polyisobutylene and low molecular weight polyisobutylene solution to provide desirable stretchability and elastic properties without sacrificing water resistance properties of the encapsulation. The encapsulation material is flexible thus allowing the medical device to possess tissue matching flexibility and retain long-term normal function free from liquid infiltration.

Abstract: Provided are a display panel and a manufacturing method thereof, and a display device. The display panel includes a base substrate and a plurality of sub-pixels. At least one sub-pixel includes a light-emitting element; a first transistor; a capacitor including a first electrode and a second electrode plate; a second transistor including a second active layer including a third and a fourth electrode area, and a second channel area; and a third transistor including a third active layer, and a third gate electrode connected to a reset line, the third active layer including a fifth electrode area, a sixth electrode area directly connected to an initialization line via a via hole, and a third channel area. An orthographic projection of the initialization line on the base substrate is located between orthographic projections of the reset line and the gate line on the base substrate.

Abstract: A cyclic thioether compound has a structure represented by the following formula (I). A vegetable oil composition contains the cyclic thioether compound. When the cyclic thioether compound is used as a drilling fluid lubricant in a drilling fluid. The lubrication performance of the drilling fluid can be significantly improved.

Abstract: The present application relates to the use of CYP4V2 and RdCVF in the manufacture of a medicament for treating, alleviating, and/or preventing a disease or disorder associated with retinal pigment epithelium (RPE) atrophy. The present application also relates to an isolated nucleic acid molecule comprising a polynucleotide encoding CYP4V2 and a polynucleotide encoding RdCVF. The present application also relates to an amino acid sequence encoded by the isolated nucleic acid molecule, a vector comprising the isolated nucleic acid molecule, and a cell comprising the nucleic acid or the vector as well as use thereof in the manufacture of a medicament for treating, alleviating, and/or preventing a disease or disorder associated with retinal pigment epithelium (RPE) atrophy.

Abstract: A method for preparing a tar extract with aroma characteristics from a discarded cigarette butt includes: (1) adding the discarded cigarette butt to an extraction solvent, and carrying out subcritical fluid extraction to obtain an extraction solution; (2) carrying out vacuum filtration on the extraction solution, and carrying out vacuum distillation on the filtrate to obtain a concentrated extractum; and (3) carrying out molecular distillation on the concentrated extractum, and collecting a light fraction of the molecular distillation to obtain the tar extract with aroma characteristics. Through the subcritical fluid extraction and separation by the molecular distillation to prepare the tar extract, harmful substances in the tar are removed, and the aroma components are retained. The tar extract is applied to a cigarette to improve the aroma, smoke and taste characteristics of the cigarette.

Abstract: A control method and system for a distribution network with distributed mobile energy storage systems is disclosed which relates to the power field. The present invention manages the multiple distributed mobile energy storage systems in the distribution network in a unified way, to improve the flexibility of the distribution network, and enable the distributed mobile energy storage systems to fully smooth new energy generation fluctuations, implement peak cut, facilitate grid auxiliary services, and improve the power quality. The control method includes: acquiring, by a sub-station coordination system, data of the distributed mobile energy storage systems; receiving, by a master-station dispatching system, the data of the distributed mobile energy storage systems, and obtaining external data; generating, by the master-station dispatching system, a control instruction; and controlling, by the sub-station coordination system, the distributed mobile energy storage systems.

Abstract: The present invention is directed to a sensor device detecting movement of mouth or tongue associated with bruxism and/or sleep apnea. The present invention is also directed to a system for treating sleep apnea in a patient in need thereof, comprising a sensing component and a stimulation component, the sensing component comprising one or more wireless sensors for collecting one or more vital signs of the patient and/or tongue muscle movements of the patient, the sensing component being in wireless communication with a control system, and wherein the stimulation component comprises (i) an implantable body configured to deliver energy to one of a nerve or muscle, and (ii) a wearable appliance inductively coupled to the implanted body, the wearable portion configured to receive signals from the control system, wherein the sensing component comprises the sensor device of the present invention.

Abstract: The present disclosure provides a method for extracting tar aroma components from a cigarette butt and use of the tar aroma components in a cigarette. The method includes the following steps: (1) adding the cigarette butt to an extraction solvent, and carrying out ultrasound-assisted extraction to obtain an extraction solution; (2) centrifuging the extraction solution, and carrying out vacuum distillation on the supernatant to obtain a concentrated extractum; and (3) carrying out molecular distillation on the concentrated extractum, and collecting a light fraction of the molecular distillation to obtain the tar aroma components. In the present disclosure, the cigarette butt is used as a raw material, through the ultrasound-assisted extraction and separation by the molecular distillation to extract the tar, harmful substances in the tar are removed, and the aroma components are retained.

Abstract: Provided is a method for manufacturing an array substrate. The method includes: providing a base substrate with a conductive pattern layer, wherein the base substrate is provided with a display region and a peripheral region disposed around the display region, wherein the conductive pattern layer includes a plurality of conductive lines disposed in the peripheral region; forming an electrode material film layer on the conductive pattern layer; forming a mask layer on the electrode material film layer, wherein the mask layer includes a plurality of electrode layer patterns disposed in the display region and protection patterns disposed above the conductive lines; and etching the electrode material film layer and removing the mask layer.

Abstract: A method for preparing a tar extract from a discarded cigarette butt and use of the tar extract in a cigarette includes the following steps: (1) adding the discarded cigarette butt to an extraction solvent, and carrying out microwave-assisted extraction to obtain an extraction solution; and (2) centrifuging the extraction solution, carrying out silica gel column chromatography on the supernatant, carrying out elution by using a petroleum ether-ethyl acetate mixed solution as a mobile phase, and collecting the resulting elution fraction to obtain the tar extract. In the method, the tar is extracted from the discarded cigarette butt as a raw material. Through the microwave-assisted extraction and separation by the silica gel column chromatography, harmful substances in the tar of the cigarette butt are removed, and the components with aroma characteristics are retained, and the tar extract is applied to a low-end cigarette.

Abstract: This application provides a multi-hop data transmission method and apparatus, where the method includes: A primary base station obtains route configuration information, where the route configuration information indicates a first data transmission path between a terminal device and a serving gateway, the first data transmission path includes at least two route base stations, and the at least two route base stations include a secondary base station for the terminal device; and the primary base station sends the route configuration information to the at least two route base stations.

Abstract: Tunnel defect detecting method and system using unmanned aerial vehicle (UAV) are provided, and the UAV is equipped with a light-emitting diode (LED) module, a camera, a laser radar, an ultrasonic distance meter and an inertial measurement unit (IMU). The method includes: collecting images in a tunnel based on the LED module and the camera to obtain a training image set; training by using the training image set to obtain a defect detecting model, collecting real-time tunnel images, detecting suspected defects to the real-time tunnel images by the defect detecting model, obtaining pose information of the UAV based on the camera, the laser radar, the ultrasonic distance meter and the IMU to control the UAV to hover. The method can realize accurate pose estimation and defect detection in the tunnel with no GPS signals and highly symmetrical inside.