Abstract: The present invention discloses an N-1 static security analysis method for integrated energy system, including the following steps: constructing a static model of the IES including electro-gas-thermal coupling elements, calculating multiple energy flow equations, and calculating the multiple energy flow of the IES to obtain an operating status of the IES; constructing a N-1 preconceived accident set, calculating multiple energy flow of the IES, and performing security verification to the status of the coupling elements in each preconceived accident set, respectively; analyzing the security verification results by comparing the results of static security analysis under different control modes, so that an N-1 static security analysis is achieved. The present invention fully researches the security of the IES, comprehensively considers the influence of the output changes of the coupling elements on the operating point of the energy system, and evaluates the security and stability of the IES.

Abstract: A navigation system may be provided. The navigation system may obtain an image comprising displayable content. The navigation system may receive a trigger instruction to plan a route based on the image. The navigation system may recognize, by an image recognition system, in response to receipt of the trigger instruction, feature content included in the displayable content. The feature content may be indicative of a target geographic location. The system may generate, in response to recognition of the feature content, at least one route from a current geographic location of a terminal to the target geographic location.

Abstract: An automatic flushing squatting toilet includes a toilet body and a water tank. Flushing mechanisms are disposed inside the toilet body. The flushing mechanisms include installing grooves disposed on an upper wall of the toilet body. An inner wall of each installing groove close to an upper end of each installing groove is fixedly connected with a respective flexible plate. Each installing groove is fixedly connected with a respective piezoelectric plate. A lower wall of each flexible plate is fixedly connected with a respective pressing block. Each pressing block contacts a corresponding piezoelectric plate. Water sucking cavities are disposed inside the toilet body. Each water sucking cavity is fixedly connected with a metal plate. Each water sucking cavity is elastically connected with a respective electromagnetic plate through a respective return spring. Each electromagnetic plate is slidably connected with each water sucking cavity.

Abstract: An optical imaging lens includes a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element, and a sixth lens element from an object side to an image side in order along an optical axis. The first lens element to the sixth lens element each include an object-side surface facing the object side and allowing imaging rays to pass through and an image-side surface facing the image side and allowing the imaging rays to pass through. The optical imaging lens satisfies: EFL/(T1+T3)?2.300. EFL is an effective focal length of the optical imaging lens. T1 is a thickness of the first lens element along the optical axis. T3 is a thickness of the third lens element along the optical axis.

Abstract: There is provided an optimization model and methods for quick track of a Static Voltage Stability Region (SVSR) boundary of a power system. The methods include using a base power flow as a starting point to track a first power system SNB point by a traditional OPF and mapping the SNB point to obtain an SVSR boundary point, and includes repetitively changing a power stress direction to a new direction and tracking a power system SNB point in the new power stress direction and mapping the power system SNB point to obtain a new SVSR boundary point, and includes returning to the first power system SNB point if the power stress direction angle is ?0; repetitively changing the power stress direction to a new direction and tracking a power system SNB point and mapping the power system SNB point to obtain a new SVSR boundary point.

Abstract: The present disclosure relates to a pixel driving circuit having a pixel structure of 7T1C to compensate a threshold voltage of a driving thin film transistor (TFT) in the organic light-emitting diode (OLED). As such, the current passing through the OLED may not be related to the threshold voltage of the driving TFT. Thus, the improper image-displaying of the OLED display caused by the drifting of the threshold voltage of the driving TFT may be reduced.

Abstract: A vehicle-mounted display control method includes: receiving, by a vehicle-mounted control device, a signal to be displayed transmitted by a signal source; converting, by the vehicle-mounted control device, the signal to be displayed into a relay data signal, and transmitting, by the vehicle-mounted control device, the relay data signal to a signal conversion circuit of a corresponding vehicle-mounted display assembly; and converting, by the signal conversion circuit, the relay data signal into a display drive signal, and outputting, by the signal conversion circuit, the display drive signal to at least one display screen of the vehicle-mounted display assembly, so as to drive the at least one display screen to display.

Abstract: An optical imaging lens includes a first lens element to a sixth lens element from an object side to an image side in order along an optical axis, and each lens element has an object-side surface and an image-side surface. An optical axis region of the image-side surface of the first lens element is convex, a periphery region of the object-side surface of the third lens element is convex, an optical axis region of the image-side surface of the third lens element is convex, an optical axis region of the image-side surface of the fifth lens element is concave, the sixth lens element has positive refracting power, and a periphery region of the image-side surface of the sixth lens element is convex. The optical imaging lens has only the above six lens elements with refractive power, and the optical imaging lens satisfies the following conditions: ?3+?4+?5?130.000.

Abstract: The present disclosure provides a display panel and a mask. The display panel does not dispose a common electrode layer in a transparent area and an aisle area, and by this way, after the transparent area of the display panel is cut to form a through-hole, the common electrode layer can still be protected by other film layers and not be directly exposed to air, thereby preventing intrusion of water and oxygen.

Abstract: The disclosure discloses a cyberbullying detection method and system. The detection method includes: obtaining a to-be-detected data set, where the to-be-detected data set includes multiple sentence texts of multiple users; classifying the to-be-detected data set by using a classification model based on a bidirectional recurrent neural network, to obtain a probability that each sentence text belongs to cyberbullying; obtaining a sentence text whose probability of belonging to cyberbullying is greater than a specified probability, to obtain a first sentence text set; obtaining an attention value of each sentence text in the first sentence text set and an attention value of each user; detecting, according to the attention value of each sentence text in the first sentence text set and the attention value of each user, whether each sentence text belongs to cyberbullying. The disclosure can achieve a good text classification and identification effect, high accuracy, and a low loss rate.

Abstract: An optical lens assembly is provided. The optical lens assembly includes first, second, third and fourth lens elements having refracting power arranged along an optical axis in a sequence from a light output side to a light input side. The first lens element is arranged to be a lens element in a fourth order from the light input side to the light output side. The second lens element is arranged to be a lens element in a third order from the light input side to the light output side. The third lens element is arranged to be a lens element in a second order from the light input side to the light output side. The fourth lens element is arranged to be a lens element in a first order from the light input side to the light output side.

Abstract: Present embodiments provide for optical imaging lenses. An optical imaging lens may include at least seven lens elements positioned sequentially from an object side to an image side. Through arrangement of the convex or concave surfaces of the lens elements, the length of the optical imaging lens may be shortened while providing better optical characteristics and imaging quality.

Abstract: Present embodiments provide for optical imaging lenses. An optical imaging lens may include at least seven lens elements positioned sequentially from an object side to an image side. Through arrangement of the convex or concave surfaces of the lens elements, the length of the optical imaging lens may be shortened while providing better optical characteristics and imaging quality.

Abstract: A quantum dot Light Emitting Diode, including an anode, a cathode, and a quantum dot light-emitting layer between the anode and the cathode, a carrier functional layer is arranged between the anode and the cathode. The carrier functional layer contains a magnetic material.

Abstract: The present disclosure relates to a pixel driving circuit having a pixel structure of 7T1C to compensate a threshold voltage of a driving thin film transistor (TFT) in the organic light-emitting diode (OLED). As such, the current passing through the OLED may not be related to the threshold voltage of the driving TFT. Thus, the improper image-displaying of the OLED display caused by the drifting of the threshold voltage of the driving TFT may be reduced.

Abstract: An optical imaging lens includes a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element, and a sixth lens element from an object side to an image side in order along an optical axis. The first lens element to the sixth lens element each include an object-side surface facing the object side and allowing imaging rays to pass through and an image-side surface facing the image side and allowing the imaging rays to pass through. A periphery region of the image-side surface of the second lens element is convex. An optical axis region of the image-side surface of the third lens element is concave. A periphery region of the object-side surface of the fifth lens element is concave. An optical axis region of the image-side surface of the sixth lens element is concave.

Abstract: An application of a fullerene structure in the preparation of medications for treating Parkinson's disease. The fullerene structure comprises at least one of the following active ingredient groups: a fullerene, a metallofullerene, and a composition of the fullerene and the metallofullerene; an oil-soluble fullerene, an oil-soluble metallofullerene, and a composition of the oil-soluble fullerene and the oil-soluble metallofullerene; a water-soluble fullerene, a water-soluble metallofullerene, and a composition of the water-soluble fullerene and the water-soluble metal-lofullerene; the medicinal esters of the nine elements, or the medicinal salts of the nine elements.

Abstract: An optical imaging lens including a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element and a sixth lens element arranged in sequence from an object side to an image side along an optical axis is provided. Each lens element includes an object-side surface and an image-side surface. The first lens element has negative refracting power. The second lens element has negative refracting power, and a periphery region of the object-side surface of the second lens element is convex. An optical axis region of the image-side surface of the fourth lens element is concave. An optical axis region of the image-side surface of the sixth lens element is concave. A periphery region of the image-side surface of the sixth lens element is convex.

Abstract: Aspects of the disclosure can provide a method, a corresponding target video processing package may be automatically obtained through matching according to scene description information, so that an operation of manually making a selection by a user in the related art is omitted. Therefore, matching efficiency of video processing manners may be improved. In addition, a plurality of video processing manners may be obtained through matching at a time, so that the matching efficiency is further improved. In addition, because the target video processing package is dynamically and correspondingly obtained through matching based on the scene description information, the target video processing package obtained through matching can be caused to accord with actual video content as much as possible. Further, accuracy of video processing may be improved, to satisfy an actual requirement of a user as much as possible.

Abstract: A control method for a magnetic bearing includes following steps: acquiring a suspension stopping instruction for the magnetic bearing, and respectively applying a control current to one or more control coils of the magnetic bearing to subject a rotor to a vertically or obliquely upwards electromagnetic force, a vertical component of the electromagnetic force is less than the gravity of the rotor. A control device for a magnetic bearing is also disclosed, including a suspension stopping instruction acquiring unit and a control current applying unit. The control method and control device for a magnetic bearing can control a falling velocity of the rotor to be lower than that of the rotor being subjected only to the gravity, and have higher control efficiency.