563results about "Capacitors" patented technology

The invention provides a thermal runaway prevention and heat dissipation optimization method and system based on a capacitor module, and relates to the technical field of capacitor module thermal management, and the method comprises the steps: extracting the multi-source operation data features of a single capacitor through an improved layered visual attention network, carrying out the data complementation through combining a bidirectional probability diffusion model, and obtaining a multi-source operation data feature of the single capacitor; and discovering a causal relationship between network identification data by using a causal structure, generating a performance analysis report, constructing a spatio-temporal dynamic graph neural network to predict temperature field distribution, performing fault diagnosis and uncertainty quantification in combination with a multi-task learning framework, further constructing a layered early warning mechanism, and performing early warning based on a layered reinforcement learning framework. And a dynamic prediction map and a performance analysis report are combined, a heat dissipation strategy is optimized, cooperative control of the heat dissipation units is realized, an optimal heat dissipation scheme is finally obtained, thermal runaway is effectively prevented, and the safety and reliability of the capacitor module are improved.

A method for fetching a content from a web server to a client device is disclosed, using tunnel devices serving as intermediate devices. The tunnel device is selected based on an attribute, such as IP Geolocation. A tunnel bank server stores a list of available tunnels that may be used, associated with values of various attribute types. The tunnel devices initiate communication with the tunnel bank server, and stays connected to it, for allowing a communication session initiated by the tunnel bank server. Upon receiving a request from a client to a content and for specific attribute types and values, a tunnel is selected by the tunnel bank server, and is used as a tunnel for retrieving the required content from the web server, using standard protocol such as SOCKS, WebSocket or HTTP Proxy. The client only communicates with a super proxy server that manages the content fetching scheme.

The invention belongs to the technical field of capacitor protection, and particularly discloses an ultralow-temperature ox horn capacitor which comprises an aluminum capacitor shell, a base plate is fixed between the inner walls of the aluminum capacitor shell, a sealing plate is fixed to the position, close to the bottom edge, between the inner walls of the aluminum capacitor shell, and a bent pull-up edge is arranged on the outer surface of the aluminum capacitor shell. The bent pull-up edge is located between the base plate and the sealing plate, and a neutralizing device is arranged between the bottom of the base plate and the top of the sealing plate; according to the aluminum capacitor shell, the explosion-proof cavity and the bent pull-up edge are arranged in the aluminum capacitor shell, so that the volume of the explosion-proof cavity is increased by straightening the bent pull-up edge under the action of high-pressure gas when the high-pressure gas is generated in the aluminum capacitor shell, the high-pressure gas is buffered, and a circuit is cut off at the same time; and the driving assembly is triggered to position the capacitor, and meanwhile, the neutralizing device is triggered to neutralize the generated corrosive gas and then discharge the corrosive gas.

The embodiment of the invention relates to the technical field of energy storage, and provides an energy storage converter and an energy storage system thereof. The capacitor assembly and the inductor assembly are arranged on the two sides of the plate body assembly respectively; the two ends of the connecting assembly are electrically connected with the capacitor assembly and the inductor assembly respectively; and the heat dissipation assembly is provided with a heat dissipation air channel, and at least part of the capacitor assembly is located in the heat dissipation air channel, so that the problem of low working efficiency of an inductor and a capacitor in the energy storage converter in the prior art is at least favorably solved.

The utility model provides a capacitor sealing structure and a capacitor, and relates to the field of capacitors, and the capacitor sealing structure comprises a capacitor housing, a buffer layer, a cooling fin, a bolt seat and a sealing assembly. The radiating fins are arranged between the inner wall of the capacitor shell and the outer wall of the buffer layer, so that the radiating efficiency of the capacitor is improved, and the service life is prolonged; a buffer cavity is arranged in the buffer layer, so that the damping effect is further enhanced, and internal elements of the capacitor are protected from being damaged by impact. The sealing assembly comprises a sealing base, a connecting plate and a locking support, and the sealing performance and the structural stability are enhanced through a multi-layer structure. The sealing structure is convenient to mount and high in adaptability, the assembling and disassembling processes are simplified through the movable connection design, and the sealing structure is suitable for scenes needing frequent maintenance. And the capacitor core is connected with the shell through the sealing assembly, so that the capacitor has excellent heat dissipation performance, sealing performance and impact resistance, and the overall performance and reliability of the capacitor are improved.

A system for charging a battery is provided. The system including a battery, a sterile barrier for encasing the battery, a charging device including a charging bay, and a charging controller. The battery includes a battery controller. The charging bay includes a first antenna for establishing communication with a battery controller of the battery encased in the sterile barrier in response to the battery being within a proximity of the charging bay and a second antenna for providing charging power to the battery encased in the sterile barrier. The charging controller establishes communication with the battery controller while the second antenna is deactivated, activates the second antenna after the first antenna establishes communication with the battery controller, and provides charging power to the battery via the second antenna.

The utility model relates to a combined heat dissipation type power compensation capacitor, which comprises a capacitor body, a cooling mechanism used for cooling the capacitor body is arranged on the outer side of the capacitor body, a heat dissipation mechanism used for cooling the cooling mechanism is arranged at the upper end of the cooling mechanism, and a heat conduction mechanism used for conducting heat is arranged on the outer side of the cooling mechanism. The two sides of the heat dissipation mechanism are each provided with an air draft mechanism used for driving air to flow, the air draft mechanisms drive fan blades to rotate through a motor, directional air flow is generated, flowing of air around the heat dissipation mechanism is accelerated, more heat is taken away, a low-temperature area is formed, and continuous heat dissipation is promoted; the working principle of the whole combined heat dissipation type power compensation capacitor is a high-efficiency heat transfer process from the capacitor body to the environment, and stable operation and long service life of the capacitor body are ensured through preliminary cooling of the cooling mechanism, heat conduction of the heat conduction mechanism, wide heat dissipation of the heat dissipation mechanism and forced air cooling of the air draft mechanism.

A busbar assembly comprises a first busbar having a first surface and a second surface opposite the first surface and having a first lead aperture formed therein. The busbar assembly also comprises a second busbar positioned adjacently to the first busbar and having a third surface and a fourth surface opposite the third surface and having a second lead aperture formed therein. The first busbar comprises an extension element extending from the second surface. The first lead aperture is formed through the extension element. The extension element has a portion thereof extending through the second lead aperture.

A bidirectional AC / DC conversion module based on an IGBT discrete device comprises a capacitor filter plate, an IGBT plate and a bottom plate which are arranged in parallel and fixedly connected, distances are reserved between the capacitor filter plate and the IGBT plate and between the IGBT plate and the bottom plate, the capacitor filter plate is provided with a capacitor assembly, and the IGBT plate is provided with an IGBT module. Two groups of first filter capacitors in the capacitor assembly are respectively arranged at two opposite edges of the capacitor filter plate, so that the distance between the two groups of first filter capacitors is reduced, and heat dissipation is facilitated; all the electrolytic capacitors in the capacitor assembly are located in the middle of the capacitor filtering plate, the electrolytic capacitors are arranged at equal intervals, and heat dissipation air channels are reserved, so that heat dissipation is smooth, and normal operation of all devices is guaranteed.

The utility model discloses a capacitor fixing structure for a frequency converter. The capacitor fixing structure for the frequency converter comprises a casing, the casing comprises a vertical mounting frame, the front side of the vertical mounting frame is provided with a mounting structure, and the rear side of the vertical mounting frame is provided with at least one first limiting piece; the at least one tray is arranged on the vertical mounting frame; the at least one second limiting piece is arranged on the rear side of the capacitor and is in plug-in fit with the first limiting piece so as to limit the rear side of the capacitor; and the at least one front fastener is arranged at the front side of the capacitor, and the front fastener is fixedly connected with the mounting structure and limits the front side of the capacitor. The assembling and disassembling difficulty of the capacitor can be reduced, and the replacement or maintenance efficiency is improved.

The invention relates to the technical field of heat exchange of capacitor filling polyurethane, and particularly discloses a cooling system and method and application. According to the system, through the synergistic effect of the temperature control module and the electric field control module, a temperature difference field and an electric field are constructed for the composite heat conduction module, and dielectric anisotropy nanosheets are induced to form a highly-oriented ordered structure in a resin matrix, so that the heat conduction efficiency of the capacitor is remarkably improved, the filling concentration of the dielectric anisotropy nanosheets is reduced, and the service life of the capacitor is prolonged. And directional arrangement of the dielectric anisotropic nanosheets is realized with a relatively low electric field intensity threshold. Compared with the prior art, the scheme not only breaks through the technical bottleneck of high filling amount of the traditional heat-conducting filler, but also reduces the directional driving force provided by an electric field through a field coupling effect, shows remarkable economic benefits and engineering application values, and solves the problems that the existing heat-conducting composite system is large in filling amount and poor in synergy heat-conducting property in all directions.

A system for charging a battery is provided. The system including a battery, a sterile barrier for encasing the battery, a charging device including a charging bay, and a charging controller. The battery includes a battery controller. The charging bay includes a first antenna for establishing communication with a battery controller of the battery encased in the sterile barrier in response to the battery being within a proximity of the charging bay and a second antenna for providing charging power to the battery encased in the sterile barrier. The charging controller detects whether the first antenna has established communication with the battery in response to the battery being within the proximity of the charging bay and provides charging power to the battery via the second antenna in response to detecting that the first antenna has established communication with the battery.

A method for fetching a content from a web server to a client device is disclosed, using tunnel devices serving as intermediate devices. The tunnel device is selected based on an attribute, such as IP Geolocation. A tunnel bank server stores a list of available tunnels that may be used, associated with values of various attribute types. The tunnel devices initiate communication with the tunnel bank server, and stays connected to it, for allowing a communication session initiated by the tunnel bank server. Upon receiving a request from a client to a content and for specific attribute types and values, a tunnel is selected by the tunnel bank server, and is used as a tunnel for retrieving the required content from the web server, using standard protocol such as SOCKS, WebSocket or HTTP Proxy. The client only communicates with a super proxy server that manages the content fetching scheme.

The invention relates to an integrated direct-current filter capacitor power module, which comprises a shell, a capacitor core group, a first polarity terminal, a second polarity terminal, a first insulated gate bipolar transistor (IGBT) busbar, a second IGBT busbar, a first parallel conducting strip, a second parallel conducting strip and epoxy resin, the capacitor core group, the first parallel conducting strip, the second parallel conducting strip, the inner end of the first polarity terminal, the inner end of the second polarity terminal, the inner end of the first IGBT busbar and the inner end of the second IGBT busbar are arranged in the shell through the opening, and the opening is packaged by the epoxy resin. The capacitor core group, the first polarity terminal, the second polarity terminal, the first IGBT busbar, the second IGBT busbar, the first parallel conducting strip and the second parallel conducting strip are all integrated on the shell and then are packaged by epoxy resin, and compared with a previous filtering device, the filtering device disclosed by the invention adopts an integrated design, is simplified in structure, convenient and easy to install and short in installation time, and is suitable for large-scale popularization and application. And the comprehensive cost is reduced.

The invention provides a capacitor with an auxiliary heat dissipation structure, and relates to the technical field of capacitors. The heat dissipation base body is arranged around the capacitor core body, the inner wall of the heat dissipation base body is attached to the outer wall of the capacitor core body, and the heat dissipation base body is used for absorbing heat generated by the capacitor core body; the primary heat dissipation layer is laid along the outer wall of the heat dissipation base body and used for absorbing heat on the heat dissipation base body; and the secondary heat dissipation layer is matched with the primary heat dissipation layer and is used for absorbing the heat on the primary heat dissipation layer and increasing the speed of transferring the heat on the primary heat dissipation layer to the external environment. By means of the design, the problems that an existing capacitor is prone to thermal aging, so that the service life of the capacitor is greatly shortened, and electronic equipment breaks down can be solved.

The utility model discloses a cooling device and power conversion equipment, and belongs to the technical field of battery cooling, the cooling device is used for cooling a heating assembly, the cooling device comprises a shell assembly, the shell assembly comprises a first shell and a second shell, the first shell is provided with a first accommodating cavity used for accommodating the heating assembly, the second shell is connected with the first shell, and the first accommodating cavity is used for accommodating the heating assembly; the second shell is provided with a second accommodating cavity, and an air inlet and an air outlet which are communicated with the second accommodating cavity; the fan assembly sucks air into the second containing cavity through the air inlet and discharges the air through the air outlet. The first shell and the second shell are subjected to air cooling through the fan assembly, cooling liquid can transfer part of heat to the first shell, and the first shell can transfer the heat to the second shell, so that cooling of the first shell and the second shell is equivalent to indirect cooling of the cooling liquid, the cooling speed of the cooling liquid is increased, and the service life of the cooling liquid is prolonged. The cooling liquid can absorb more heat on the heating assembly, and the heating assembly is rapidly cooled.

The utility model discloses an electromagnetic shielding structure applied to a battery or a capacitor or a super capacitor, which is applied to a body taking the battery or the capacitor or the super capacitor as an electromagnetic shielding object, and the body is provided with an anode pin and a cathode pin. The electromagnetic shielding structure comprises a shielding shell and a shielding cover body covering the shielding shell; the shielding cover body is provided with a first through hole and a second through hole. The body is arranged in the shielding shell, the positive electrode pin penetrates through the first penetrating hole and extends out of the electromagnetic shielding structure, and the negative electrode pin penetrates through the second penetrating hole and extends out of the electromagnetic shielding structure. According to the electromagnetic shielding structure, the body taking the battery or the capacitor or the super capacitor as a shielding object is sealed in the electromagnetic shielding structure, so that the body of the battery or the capacitor or the super capacitor is isolated in a relatively sealed space after generating an electromagnetic field, and an electromagnetic shielding effect is achieved.

The invention relates to a motor controller, and belongs to the field of electric vehicle manufacturing. Comprising a motor control device which comprises a capacitor, a high-voltage input connector and a shielding magnetic ring; a containing cavity is formed in the motor controller shell, and the capacitor is installed in the containing cavity; the top of the installation box is communicated with the containing cavity, an installation opening is formed in the bottom of the installation box, the high-voltage input connector is connected to the bottom of the installation box, the shielding magnetic ring is installed in the installation box, and the shielding magnetic ring and the high-voltage input connector are connected through the installation opening. Under the condition that the capacity of the motor controller shell is limited, the layout and the installation mode of each component are optimized, the space is expanded from the bottom of the motor controller shell, and the shielding magnetic ring is installed, so that the size of the motor controller shell is reduced, and the assembly space utilization rate in an electric automobile is improved.

A method for fetching a content from a web server to a client device is disclosed, using tunnel devices serving as intermediate devices. The tunnel device is selected based on an attribute, such as IP Geolocation. A tunnel bank server stores a list of available tunnels that may be used, associated with values of various attribute types. The tunnel devices initiate communication with the tunnel bank server, and stays connected to it, for allowing a communication session initiated by the tunnel bank server. Upon receiving a request from a client to a content and for specific attribute types and values, a tunnel is selected by the tunnel bank server, and is used as a tunnel for retrieving the required content from the web server, using standard protocol such as SOCKS, WebSocket or HTTP Proxy. The client only communicates with a super proxy server that manages the content fetching scheme.

The utility model discloses a combined capacitor with a good heat dissipation effect, and relates to the technical field of capacitors, the combined capacitor comprises a combined shell and a combined heat dissipation mechanism, and the inner side of the combined shell is provided with the combined heat dissipation mechanism; through the arrangement of the combined heat dissipation mechanism, multiple groups of combined capacitors are mutually connected through the array connecting disc, the convenience of capacitor installation is improved, meanwhile, the combined capacitors are protected through the combined shell, when the combined capacitors are used, heat dissipation is conducted on the capacitors through the heat dissipation fan, heat dissipation plates facilitate heat dissipation in the combined shell, and the heat dissipation efficiency is improved. The method comprises the following steps: step 1, in the operation process of a heat dissipation fan, a heat dissipation effect is ensured, heat in a combined shell is absorbed through a heat conduction top cover and a water cooling pipe, and meanwhile, each column of combined capacitors are separated to a certain extent through the water cooling pipe, so that mutual influence among the combined capacitors is reduced, and step 2, in the operation process of the heat dissipation fan, airflow passing through the water cooling pipe is slowed down through a flow slowing grid, so that the heat dissipation effect is improved. And the heat absorption effect of the water-cooled tube on the combined capacitor is improved.

The invention relates to the technical field of electric energy storage, and discloses an electric energy storage capacitor low in power consumption and long in service life, an anti-collision device is composed of a first fixing plate, a first fixing cylinder, a first sliding block, a first damping spring, a first moving column and a baffle, and the first fixing plate is fixedly installed on the side face of a capacitor body; the first fixing cylinder is fixedly installed on the side face of the first fixing plate, the first sliding block is slidably installed in the first fixing cylinder, the first damping spring is arranged in the first fixing cylinder, and the first moving column is fixedly installed on the side face of the first sliding block. According to the low-power-consumption and long-service-life electric energy storage capacitor, heat generated by operation of the capacitor body is absorbed through the first fixing plate and the second fixing plate which have thermal conductivity, and the heat is dissipated to the surrounding environment through the cooling fins on the surface, so that the heat dissipation function is achieved, the temperature in the capacitor body is reduced, and the service life of the capacitor body is prolonged. Power consumption of the capacitor body can be reduced.

A method for fetching a content from a web server to a client device is disclosed, using tunnel devices serving as intermediate devices. The tunnel device is selected based on an attribute, such as IP Geolocation. A tunnel bank server stores a list of available tunnels that may be used, associated with values of various attribute types. The tunnel devices initiate communication with the tunnel bank server, and stays connected to it, for allowing a communication session initiated by the tunnel bank server. Upon receiving a request from a client to a content and for specific attribute types and values, a tunnel is selected by the tunnel bank server, and is used as a tunnel for retrieving the required content from the web server, using standard protocol such as SOCKS, WebSocket or HTTP Proxy. The client only communicates with a super proxy server that manages the content fetching scheme.

The embodiment of the utility model provides a bus capacitor, a motor controller and a vehicle, and relates to the technical field of motor controllers. The bus capacitor comprises: a housing, wherein the housing is internally provided with an accommodating cavity; the capacitor body is arranged in the accommodating cavity; the liquid cooling heat dissipation piece is arranged on one side of the shell; and the conduction piece is arranged on the side, away from the shell, of the liquid cooling heat dissipation piece, and the conduction piece is used for installing a power device. According to the bus capacitor provided by the embodiment of the invention, the liquid cooling heat dissipation piece is independently arranged relative to the shell and does not occupy the internal space of the shell, so that the shell can accommodate the capacitor body with larger capacity.

A filter structure is provided. The filter structure includes a substrate, a capacitor element, and a first choke element. The capacitor element and the first choke element are disposed on the substrate. The first choke element has a first ferrite core, two first windings wound around the first ferrite core, and a first magnetic conductive member. The first ferrite core is received in the first magnetic conductive member and located adjacent to the first choke element.

The utility model discloses a shell of an anti-harmonic intelligent capacitor. The box comprises an integrally-formed box body, the box body is provided with a left opening and a bottom opening, and the inner walls of a front plate and a rear plate of the left opening are provided with connecting blocks and first fixing holes; the bottom plate is spliced and clamped into the bottom opening, and the inner side is provided with an annular convex step, an embedding notch and a fixing hole II; the side plate is spliced and clamped into the left opening, a connecting screw block and a first screw hole are arranged in the side plate, and an embedded boss and a second screw hole are arranged at the bottom. According to the shell, the bolts are hidden in the inner wall, the problems that the exposed bolts damage the appearance, are prone to oxidation corrosion and possibly damage operators are solved, the attractiveness, connection stability and safety are improved, and the box body is integrally formed, so that the strength and the sealing performance are enhanced.

A semiconductor device includes a random access memory (RAM) structure and a dielectric layer. The RAM structure is over a substrate and includes a bottom electrode layer, a ferroelectric layer over the bottom electrode layer, and a top electrode layer over the ferroelectric layer. The dielectric layer is over the substrate and laterally surrounds a lower portion of the RAM structure. From a cross-sectional view, the bottom electrode layer of the RAM structure has a lateral portion and a vertical portion, and the vertical portion upwardly extends from the lateral portion to a position higher than a top surface of the dielectric layer.

The utility model discloses a capacitor protection mechanism, which relates to the field of protection mechanisms and comprises a capacitor and pins, the pins are fixedly arranged at the end part of the capacitor, a heat conducting rod is fixedly arranged at the end part of the capacitor, a rotating shaft is rotationally arranged at the end part of the heat conducting rod, a heat conducting sheet is fixedly arranged on the outer wall of the rotating shaft, and a brake rod is fixedly arranged on the outer wall of the rotating shaft. A protective shell is slidably installed on the outer wall of the heat conduction rod, a supporting piece is fixedly installed on the inner wall of the protective shell, and a heat dissipation column is fixedly installed on the outer wall of the protective shell. Under the protection of the protective shell, the pins are prevented from being damaged, meanwhile, the stability of the capacitor is guaranteed under the supporting of the supporting piece, and when a user needs to use the capacitor, the user can conveniently use the capacitor. In addition, by pressing the heat conduction rod, the heat conduction piece is attached to the outer wall of the protective shell, under the limitation of the limiting block, the pin is smoothly moved out of the protective shell, meanwhile, through conduction of the heat conduction rod, heat generated by the capacitor is smoothly dissipated through the heat dissipation column, and the practicability of the device is further improved.

A method for fetching a content from a web server to a client device is disclosed, using tunnel devices serving as intermediate devices. The tunnel device is selected based on an attribute, such as IP Geolocation. A tunnel bank server stores a list of available tunnels that may be used, associated with values of various attribute types. The tunnel devices initiate communication with the tunnel bank server, and stays connected to it, for allowing a communication session initiated by the tunnel bank server. Upon receiving a request from a client to a content and for specific attribute types and values, a tunnel is selected by the tunnel bank server, and is used as a tunnel for retrieving the required content from the web server, using standard protocol such as SOCKS, Web Socket or HTTP Proxy. The client only communicates with a super proxy server that manages the content fetching scheme.

The utility model discloses a capacitor fixing and mounting structure for soft start of a single-phase asynchronous motor, which comprises a mounting bracket, a capacitor, a grounding piece and a pressing mechanism, and is characterized in that the mounting bracket is provided with a mounting table, and the mounting table is provided with a sleeving hole extending and penetrating along a first direction; the capacitor is sleeved in the sleeving hole along the first direction, the capacitor is provided with a capacitor metal shell and a plurality of capacitor joints, and the periphery of the capacitor metal shell is provided with a limiting part extending outwards; the grounding piece sleeves the periphery of the capacitor metal shell, is clamped between the limiting part and the mounting table, and is provided with a grounding joint; the pressing mechanism is arranged on the installation support and provided with a pressing part, the pressing part and the limiting part are located on the same end side of the sleeving hole, and the pressing part is used for pressing the end of the capacitor in the first direction. And the capacitor and the grounding piece can be effectively prevented from falling off.

Provided is a mounting structure for an electronic component, the structure being capable of suppressing occurrence of cracks in the electronic component.　A mounting structure 1 comprises: a pair of lands 30 disposed on a substrate 20 so as to be apart from each other; a solder 40 disposed on each of the lands 30; and a multilayer ceramic capacitor 10 that has a component body 11 and a pair of external electrodes 16, each of the external electrodes 16 being connected to the land 30 via the solder 40. Each of the external electrodes 16 includes an extension part 16c that covers a main surface 17a and a side surface of the component body 11. When a direction orthogonal to the surface of the substrate 20 is defined as the Z-direction, the dimension in the Z-direction of the solder 40 disposed in a region sandwiched between the land 30 and the extension part 16c is 1-100 μm.