Abstract: A connector housing assembly includes a first housing having a first flange installed on a first installation panel, the first flange has a first mounting hole, a first support member installed in the first mounting hole and having a first through-hole that extends along an axial direction of the first mounting hole, a first elastic ring fitted on the first support member and radially compressed between the first support member and an inner circumferential surface of the first mounting hole, and a first connecting member passing through the first through-hole and connectable to the first installation panel. There is a first radial gap between the first support member and the inner circumferential surface of the first mounting hole when the first housing is installed on the first installation panel, allowing the first housing to float radially relative to the first connecting member.

Abstract: A connector module comprises a shielding shell, an inner insulator, a signal terminal, and a ground terminal. The shielding shell includes a shell body having an inner cavity and a terminal clamping portion located outside the shell body and connected to the shell body. The inner insulator includes an insulating body housed in the inner cavity of the shell body and a terminal holding portion protruding to the outside of the shell body. The signal terminal is located in the inner cavity of the shell body and is fixed to the insulating body. The ground terminal is located outside of the shell body and is inserted into the terminal holding portion of the inner insulator. The terminal clamping portion of the shielding shell clamps the ground terminal to electrically connect the ground terminal to the shielding shell.

Abstract: An electromagnetic isolation assembly adapted to be inserted into a slit of an insulator of a connector includes a metal isolation component and an electrical isolation component. The metal isolation component is adapted to electromagnetically isolate a power terminal inserted in the insulator from a signal terminal inserted in the insulator. The electrical isolation component is fixed to the metal isolation component and increases a creepage distance between the power terminal and the signal terminal.

Abstract: A connector comprises an insulation housing, a shielding shell, an inner sheath, and an outer sheath. The shielding shell is sheathed on the insulation housing. The inner sheath is formed on the shielding shell by injection molding. The inner sheath includes a front end wrapped on the shielding shell and a retaining portion formed on the front end of the inner sheath and spaced from the shielding shell to form a gap therebetween. The outer sheath is formed on the shielding shell and the inner sheath by injection molding. The outer sheath includes an engaging portion embedded in the gap between the retaining portion and the shielding shell. The retaining portion holds the engaging portion on the shielding shell to prevent the formation of a gap between the front end of the outer sheath and the shielding shell.

Abstract: The present disclosure provides a fuel cell performance optimization methodology combined with simulation method and experimental method, comprising: with the mutual coupling of simulation and experiment, a fuel cell simulation model is established, a bench test is performed, the model is calibrated, the operating conditions are refined and simulation and analysis are performed, and the optimal operating condition is obtained to perform the bench test, the optimal actual output voltage of the fuel cell is obtained, and the output voltage optimization result of the fuel cell are verified. The present disclosure not only reduces the number of experiments and experiment cycles in the process of fuel cell operation condition optimization, but also improves the reliability and accuracy of simulation results, and better plays the role of simulation in optimization.

Abstract: The present disclosure provides a performance prediction method and system for a fuel cell in an anode recirculation mode. The method includes: calculating output results of a membrane water transfer equation, a liquid water transfer equation, and a temperature transfer equation based on the membrane water transfer equation, the liquid water transfer equation, and the temperature transfer equation inside the fuel cell; calculating output results of a gas transfer equation based on output results of a first labeling equation according to a phenomenon of nitrogen transmembrane permeation inside the fuel cell; determining gas state parameters in the anode recirculation mode based on the output results of the temperature transfer equation and the gas transfer equation; and predicting output voltage performance of the fuel cell based on the gas state parameters in the anode recirculation mode and output results of a second labeling equation.

Abstract: The present disclosure provides a discretization modeling method for electro-osmotic drag effect of water conservation in a fuel cell, comprising: establishing a conservation equation of membrane water in the fuel cell, performing a discretization for a complete electro-osmotic drag effect, obtaining a discretization simulation model of the complete electro-osmotic drag effect based on results of the discretization, solving the conservation equation of membrane water to establish a discretization simulation model of electro-osmotic drag effect of water conservation in the fuel cell. The discretization modeling method for the electro-osmotic drag effect of water conservation in a fuel cell in the present disclosure can perform a discretization and a numerical calculation for a complete electro-osmotic drag effect, the discretization comprising a water conservation portion caused by a membrane water content gradient and a water conservation portion caused by a proton transport flux gradient.

Abstract: A connector assembly comprising a male connector, and a female connector mateable to the male connector. Each of the male and female connectors include a shielding shell having two identical shielding half shells each comprising a bottom wall and a pair of side walls, a protrusion formed on one of the pair of side walls, and a latch formed on the other of the pair of side walls. The latch of one of the two shielding half shells engages with the protrusion of the other of the two shielding half shells for locking the two shielding half shells together. A terminal module is installed in each of the shielding shells. The terminal module and shielding shell of the male connector is adapted to be received within and electrically connected to the female connector.

Abstract: A plug connector includes a metal housing, an insulation body received in the metal housing, the insulation body having an insertion slot, a signal terminal disposed in the insulation body, a power terminal disposed in the insulation body, and a metal sheet. The metal sheet is disposed in the insertion slot. The signal terminal and the power terminal are separated from each other by the metal sheet.

Abstract: A connector includes an insulator, a plurality of pairs of terminals provided on the insulator, and a resistance element. The plurality of pairs of terminals include at least one pair of cable terminals electrically connected with a cable and at least one pair of vacant terminals that are unused. The resistance element is electrically connected between each pair of vacant terminals.

Abstract: A connector assembly comprising a male connector, and a female connector mateable to the male connector. Each of the male and female connectors include a shielding shell having two identical shielding half shells each comprising a bottom wall and a pair of side walls, a protrusion formed on one of the pair of side walls, and a latch formed on the other of the pair of side walls. The latch of one of the two shielding half shells engages with the protrusion of the other of the two shielding half shells for locking the two shielding half shells together. A terminal module is installed in each of the shielding shells. The terminal module and shielding shell of the male connector is adapted to be received within and electrically connected to the female connector.

Abstract: A method for transmitting router security information, applied in a router, includes: transmitting, to a terminal requesting to acquire router security information, a generated link of a local area network for transmitting the router security information; receiving an access request initiated by the terminal through a network address to which the link of the local area network is pointed; and, returning, through the local area network, a response to the access request to the terminal, the response containing encrypted router security information. The encrypted router security information can therefore be transmitted by a local network established for transmitting security information by a router. In this security information transmission mode, the possibility of remotely acquiring router security information is eliminated. Moreover, the situation where the router security information is transmitted on the cloud is also avoided, and the security of privacy information of terminal devices is improved.

Abstract: The present disclosure provides a method for manufacturing a low loss ferrule assembly having prefabricated optical fibers, a low loss ferrule assembly having prefabricated optical fibers manufactured according to the method and an optical fiber fixing mold for manufacturing the ferrule assembly, wherein a method for manufacturing a high-precision ferrule assembly comprises: disposing both ends of a plurality of optical fibers within a plurality of grooves at both ends of an optical fiber fixing mold, such that the plurality of optical fibers maintain a specific distance therebetween; disposing the plurality of optical fibers within a housing, and causing the plurality of optical fibers to be fixed relative to the housing, wherein the housing is of a split type; cutting and polishing the optical fibers at a first side of the housing. The solution provided by the present disclosure implements the ferrule assembly of the high-precision optical fiber connector with low costs.

Abstract: The present disclosure provides a method for manufacturing a low loss ferrule assembly having prefabricated optical fibers, a low loss ferrule assembly having prefabricated optical fibers manufactured according to the method and an optical fiber fixing mold for manufacturing the ferrule assembly, wherein a method for manufacturing a high-precision ferrule assembly comprises: disposing both ends of a plurality of optical fibers within a plurality of grooves at both ends of an optical fiber fixing mold, such that the plurality of optical fibers maintain a specific distance therebetween; disposing the plurality of optical fibers within a housing, and causing the plurality of optical fibers to be fixed relative to the housing, wherein the housing is of a split type; cutting and polishing the optical fibers at a first side of the housing. The solution provided by the present disclosure implements the ferrule assembly of the high-precision optical fiber connector with low costs.

Abstract: A plug connector includes a metal housing, an insulation body received in the metal housing, the insulation body having an insertion slot, a signal terminal disposed in the insulation body, a power terminal disposed in the insulation body, and a metal sheet. The metal sheet is disposed in the insertion slot. The signal terminal and the power terminal are separated from each other by the metal sheet.

Abstract: A method for transmitting router security information, applied in a router, includes: transmitting, to a terminal requesting to acquire router security information, a generated link of a local area network for transmitting the router security information; receiving an access request initiated by the terminal through a network address to which the link of the local area network is pointed; and, returning, through the local area network, a response to the access request to the terminal, the response containing encrypted router security information. The encrypted router security information can therefore be transmitted by a local network established for transmitting security information by a router. In this security information transmission mode, the possibility of remotely acquiring router security information is eliminated. Moreover, the situation where the router security information is transmitted on the cloud is also avoided, and the security of privacy information of terminal devices is improved.

Abstract: The present disclosure relates to a method and a device for displaying descriptive information. The method includes: hiding descriptive information of an application icon on a screen interface of a terminal device; determining whether a request for viewing the descriptive information from a user exists according to whether a trigger operation on an application icon on the screen interface is detected; determining the request for viewing exists, if the trigger operation on any one application icon is detected; and displaying corresponding descriptive information of the application icon in a connected region if the request exists. Accordingly, by hiding descriptive information of application icons, a screen of a terminal device may keep neat when a user does not want to view the descriptive information; meanwhile, the descriptive information may be displayed promptly on the screen of the terminal when it is detected that the user requests for viewing the descriptive information.

Abstract: A method for a device to display a message includes receiving a message marking instruction directed to a message in a message display window; processing the message according to the message marking instruction; and updating the message display window with the processed message.

Abstract: An identity verification method includes: receiving an identity verification instruction from a server; in response to the identity verification instruction, determining local hardware information of local hardware and first pre-stored mobile phone number information, wherein the first pre-stored mobile phone number information is mobile phone number information pre-stored locally; sending, to the server, the local hardware information and the first pre-stored mobile phone number information as identity information to be verified; and receiving a verification result generated by the server based on the identity information to be verified. The technical solutions according to the disclosure can simplify operations for identity verification.

Abstract: A method, apparatus and storage medium for acquiring terminal information are provided. The method includes: detecting a state of a first terminal; and communicating with a server via a virtual identity module to enable the server to acquire information from the first terminal in response to the detected state indicating that the first terminal is lost.