994results about "Bus-bar installation" patented technology

A bus system is disclosed for use with switching devices, such as power electronic devices. The system includes generally parallel bus elements that define electrical reference planes, such as for a dc bus. The bus elements are separated from one another by insulative layers, with additional insulative layers being available for separating the system from other circuit components. Portions of the bus elements are extended or exposed to permit connection to the circuit elements, including packaged switching circuits and energy storage or filtering circuits. The bus system may be conformed to a variety of geometric configurations, and substantially reduces parasitic inductance and total loop inductance in the resulting circuitry.

Certain example embodiments of this invention relate to the use of graphene as a transparent conductive coating (TCC). In certain example embodiments, graphene thin films grown on large areas hetero-epitaxially, e.g., on a catalyst thin film, from a hydrocarbon gas (such as, for example, C2H2, CH4, or the like). The graphene thin films of certain example embodiments may be doped or undoped. In certain example embodiments, graphene thin films, once formed, may be lifted off of their carrier substrates and transferred to receiving substrates, e.g., for inclusion in an intermediate or final product. Graphene grown, lifted, and transferred in this way may exhibit low sheet resistances (e.g., less than 150 ohms / square and lower when doped) and high transmission values (e.g., at least in the visible and infrared spectra).

A bus bar holder for connecting electrode terminals of a plurality of batteries arranged in a lengthwise direction, the bus bar holder including a bus bar holder plate having an opening in a lengthwise direction thereof and configured such that at least some electrode terminals of the plurality of batteries are extendable through the opening and slidable along the opening; and a bus bar for electrically connecting at least two electrode terminals of adjacent batteries, wherein the bus bar holder plate includes a settling groove in which the bus bar is settled, and the bus bar attached to the electrode terminals is slidable when the electrode terminal slides along the opening.

Routing density of a wiring substrate (10) is increased by providing a nested plating bus (18) as a supplement to an external plating bus (16). A first group of conductive traces (14) is connected to the nested plating bus, while another group of traces is connected to the external plating bus. After the conductive elements are plated, the nested plating bus is removed by etching, milling, or stamping techniques. Use of a nested plating bus increases I / O count for a given substrate area and / or reduces the need to have routing on more than one layer of the substrate.

A busbar assembly for electrically connecting a plurality of conductors includes a housing defining an interior cavity and first and second ports. The first and second ports each include a conductor passage and communicate with the interior cavity. The conductor passages are each adapted to receive a conductor therethrough. An electrically conductive busbar conductor member is disposed in the interior cavity. At least one holding mechanism is provided to selectively secure each of the conductors to the busbar conductor member for electrical contact therewith. Sealant is disposed in the conductor passages of each of the first and second ports. The sealant is adapted for insertion of the conductors therethrough such that the sealant provides a seal about the inserted conductors. The sealant may be a gel.

A capacitor bank includes a laminated bus bar having a high potential conductive layer and a low potential conductive layer disposed in close proximity at opposing surfaces of an intervening insulation layer. The bank also includes a plurality of bus capacitors electrically connected to the laminated bus bar. The laminated bus bar and the bus capacitors having a combined inductance sufficiently low such that the bus capacitors are electrically connected effectively in parallel with the laminated bus bar.

The present application discloses a laminated busbar arrangement for use in a three-level power converter and a power converter. The laminated busbar arrangement comprises a first layer of busbar comprising a neutral-point sub busbar congfigured to make electrical connections between respective components in the three-level power converter and a neutral-point potential; a second layer of busbar comprising a plurality of sub busbars congfigured to make electrical connections between the respective components in the three-level power converter and a positive direct current (DC) input, a negative DC input and an alternating current (AC) input / output in the three-level power converter, and between respective semiconductor switching components. The present application may effectively reduce stray inductance.

A semiconductor power conversion device includes two bridge-connected semiconductor switches, an output terminal, and first and second pairs of positive and negative direct current terminals. First conductors connect the negative direct current terminals of the first and second pairs with the output terminal through one of the two bridge-connected semiconductor switches, while second conductors connect the positive direct current terminals of the first and second pairs with the other of the two bridge-connected semiconductor switches. A housing is provided, which includes the two bridge-connected semiconductor switches, and at least a portion of the first conductor and of the second conductor as a multilayer structure formed by sandwiching an insulator between the first and second conductors inside the housing. The first and second pairs of direct current terminals are arranged on one side of one plane of the housing.

A bus joint assembly for use in switchgear equipment having bus bars joined together at a bus joint and for joining vertical and horizontal buses. The bus joint connector comprises a connector, nut plate, connecting and supporting pins as well as a splice bus connector. The bus joint connector with integrated fixture pins locates and supports horizontal buses to vertical buses during assembly.

There is provided a bus bar which electrically connects two terminals respectively provided to two batteries with each other and is formed of at least one tabular conductor, the bus bar including two connecting portions which are connected with the two terminals, and a convex portion formed into a convex shape between the two connecting portions by curving the tabular conductor.

A busbar assembly for an inverter module has a power module, a capacitor module with at least one capacitor, and a battery all interconnected by a busbar. The busbar includes a base busbar portion that is electrically coupled to the battery and a branch busbar portion that extends from the base busbar to the power module and that electrically connects to the capacitor module at points located between the base node and the power module.

A motor having a busbar unit which is accommodated in a housing along with an armature includes a relay wherein the connection between the armature and the relay is secured. By virtue of such a configuration, reliability of the connection between the armature and the relay is improved. In the busbar unit, a plurality of first busbars and a plurality of second busbars each having a substantially arcuate shape are arranged so as to be circumferentially spaced apart from one another. The first busbars do not overlap with the second busbars in the axial and radial directions thereby reducing the dimensions of the motor in the axial and radial directions.

A busbar connection system (2) includes at least two pluggable connectors (4) spaced apart from each other, for receiving at least one of at least two conductors (6) which are spaced apart from each other with a predetermined distance. Each connector (4) includes at least one contact member (8) for contacting each conductor (6); and at least one pressing member (10) clamping the contact member (8) for providing contact force between the contact member (8) and the conductor (6). At least one of the contact member (8) and the pressing member (10) of one connector (4) is elastic along the adapting direction of the conductors (6), to compensate a bias between the distance (D1) of the conductors (6) and a predetermined distance (D0).

An electrical connector for use with a conductor includes a housing defining a port. The port includes an entrance opening, an exit opening, and a conductor passage extending between and communicating with the entrance and exit openings. The conductor passage is adapted to receive the conductor therethrough. Sealant is disposed in the conductor passage. The sealant is adapted for insertion of the conductor therethrough such that the sealant provides a seal about the inserted conductor. A penetrable closure wall extends across the conductor passage.

An object of the invention is to provide a multi-core conductive wire having the small number of manufacturing processes and a terminal with high strength, and a method of manufacturing the multi-core conductive wire.The multi-core conductive wire is provided with a terminal, at the end portion thereof, where individual strands of the multi-core conductive wire are entangled with each other and the terminal is molded by subjecting to pressure-molding.A method of manufacturing a multi-core conductive wire comprises a step of processing the multi-core conductive wire into a state where individual strands of the multi-core conductive wire are partially entangled with each other; a step of temporarily molding the processed portion; and a step of further applying pressure to the temporarily molded portion for pressure-molding or plastic working.

An improved conductive busbar assembly and power distribution track utilizing the improved conductive busbar assembly. The busbar assembly including an inner component adapted to engage a stab member of a plug-in unit and an outer component disposed about, and in contact with, the inner component. The inner and outer components are both formed from an electrically conductive material. The busbar assembly provides greater current-carrying capacity and permits take-off devices to be installed at any point along the busway run.

A bus bar for secondary battery is provided to electrically connect a plurality of secondary batteries in high reliability. The bus bar includes a plate section which is electrically conductive, opening sections which are provided for said plate section and in which convex electrode terminals of secondary batteries are inserted, respectively; and first slit sections formed to extend ends of the plate section from said opening sections, respectively. A diameter of said opening section is smaller than a diameter of said electrode terminal such that the inserted electrode terminal is fastened.

A method and apparatus for handling and / or stringing energized conductor for a high voltage power line conductor for a high voltage power line is provided. The method includes bringing components and workers to the same electrical potential and transferring power from one contractor to another. Associated apparatus is also described.

A cable having an electrically conducting wire with a cross sectional shape defined by a simple closed curve having from three to eight concave portions separated by an equal number of convex portions. The simple closed curve has no point where the radius of curvature is less than one-sixth (⅙) of an overall radius of the wire and no point where adjacent curves or lines intersect at an angle. The alternating concave and convex portions of the cable's cross-sectional shape may have substantially the same curvature. The cross-sectional shape of the cable avoids sharp angles and fight curves.

A busbar unit includes a plurality of busbars including a first busbar and a second busbar, an insulating holder in which each of the busbars is arranged, and an insulating member. The holder preferably includes a first groove portion including a first opening portion arranged to receive the first busbar, and a second groove portion arranged adjacent to the first groove portion and including a second opening portion arranged to receive the second busbar. The first busbar includes a first terminal arm portion arranged to extend across the second busbar, and the insulating member is arranged between the first terminal arm portion and the second busbar.

An LCD apparatus includes a backlight array in which a plurality of light emitting devices illuminate an LCD panel with a plurality of colors; a backlight driver driving each light emitting device to emit light and adjust light intensity; a signal analyzer analyzing an input video signal and outputting transform objective information on the basis of an analyzed result; and a controller controlling the backlight driver to adjust a display state of a picture displayed on the LCD panel on the basis of the transform objective information from the signal analyzer. A picture is displayed on an LCD panel to have wide range colors of color coordinates and includes a backlight unit having a short response time. A display state of a picture displayed on the LCD panel is adjusted by analyzing an input video signal and controlling a backlight unit.

The invention relates to a bus system, and a bus duct and a jack box therefor. The bus duct for the bus system is used for being detachably connected with the jack box for the bus system and comprises a shell, insulators and copper bars, wherein the shell comprises lateral walls and a top part; the top part is connected with the lateral walls; an opening for assembling and disassembling the jack box is formed in one side, opposite to the top part, of the shell; first grooves are formed in the lateral walls; the insulators abut on the inner walls of the first grooves; the first grooves accommodate the insulators; accommodating cavities are formed in the insulators; the copper bars are accommodated into the accommodating cavities; each copper bar comprises a fixing part and a connecting part; each fixing part is fixedly connected with the corresponding connecting part; and each connecting part is used for abutting on the jack box. The connected position of the bus duct and the jack box can be freely adjusted, so that the problems that the position of the jack box of the bus duct cannot be adjusted and the minimum distance between plug interfaces cannot be too short are solved.

The invention relates to a transmission equipment accessory, in particular to a bus duct jack box locking device for fixing a bus duct tap-off box on a transmission bus duct case. The locking device comprises clamping boards arranged on a shell of a jack box through rotating shafts. Lower ends of the clamping boards are provided with hooks which can hook a protruding part at the edge of the bus duct case. Upper ends of the clamping boards are provided with arc-shaped guide grooves taking the rotating shafts as circle centers. End parts of the inner sides of the arc-shaped guide grooves are provided with positioning holes with the diameter greater than the width of the arc-shaped guide grooves. The shell of the jack box is provided with threaded holes in which bolts are screwed. Front parts of the bolts are inserted through the arc-shaped guide grooves to be screwed into the threaded holes. Rod parts of the bolts consist of threaded sections and step positioning sections. The diameter of the threaded sections is smaller than the width of the arc-shaped guide grooves. The diameter of the step positioning sections is larger than the width of the arc-shaped guide grooves and smaller than the diameter of the positioning holes. The transmission equipment accessory can realize connection and fixing of the jack box and the bus duck and is flexible in installation position, simple in structure, convenient and simple in operation and fixed in connection.

A current distributor includes a common, uninterrupted first main busbar as a main current supply and a number of current distributor modules which are each associated with a respective circuit breaker and can be disposed in a row along the main busbar. The current distributor module or each current distributor module has a first connection line for supplying current to a load circuit. The current distributor module or each current distributor module has a housing, a slot formed on a front side of the housing for plugging on an associated circuit breaker, and a first channel which passes through the housing in a transverse direction for accommodating the first main busbar. A first contact opening of the slot corresponds to the first channel and a second contact opening of the slot corresponds to a housing receptacle for a connection socket of the first connection line.

An electric wire having a conductive portion with grooves on the surface thereof to increase a surface area of the conductive portion for enlarging the skin effect in high frequency current and enhancing the transmissibility and the space factor in high frequency current is provided. The conductive portion 1a being made of an electric conductive material is formed on the surface 1a with a convexo-concave surface 3 to provide predetermined amount of grooves 2 or concave portions 20 having a predetermined section with a predetermined depth W extending in a direction of thickness or toward a center of the conductive portion on the surface of the conductive portion along lengthwise the conductive portion

The invention relates to a sleeve and tubular busbar bridging overcurrent fitting for an 800kV convertor station. The sleeve and tubular busbar bridging overcurrent fitting comprises an anticorona ball, a sleeve terminal fixing fitting, tubular busbar fixing fittings, a cardan joint structure and drainage threads, wherein the anticorona ball is a shell formed by connecting a left hemisphere and a right hemisphere; a left side opening, a right side opening and a top opening are respectively formed in the shell; four long slots are formed in one end of the terminal fixing sleeve and are respectively connected with aluminum alloy clamping seats and copper-aluminum transitional sheets; the tubular busbar fixing fittings are two arched semi-rings; one end of the cardan joint bracket is a connection plate, and the other end of the cardan joint bracket is provided with three hanging lugs; the upper hanging lug is hinged to a perpendicular steering rod; the other end of the perpendicular steering rod is connected with a tubular busbar supporting sliding claw disk with six extending supporting claws; the middle hanging lug is hinged to a transverse steering rod; the other end of the transverse steering rod is inserted into the tubular busbar fixing fitting at the right side opening; the lower hanging lug is fixedly connected with a supporting frame; the three groups of drainage threads are respectively connected with all the fittings.

A load center system includes a primary bus bar with primary stabs for receiving a first type of circuit breaker, the primary stab extending from a primary base portion of the primary bus bar. A secondary bus bar with a secondary base portion and secondary stabs is coupled to the primary bus bar in a generally overlapping position, for receiving a second type of circuit breaker. Both the primary and secondary bus bars can be formed from stamping. By utilizing bus bars with base portions, the primary and secondary bus bars together provide for ease of assembly, and structural integrity, while allowing either of the first type of circuit breaker and the second type of circuit breaker to be coupled to the load center.

A power distribution system for a work machine includes a power electronics module having a set of power connectors to receive electrical power. A module rack has an opening for slidably receiving the power electronics module. A power bus assembly is mounted to the module rack. The power bus assembly has a set of power bus connectors located to be mechanically engaged by the set of power connectors of the power electronics module when the power electronics module is installed in the module rack. A gasket is interposed in a sealing arrangement between the power electronics module and the power bus assembly. The gasket is configured to extend completely around all power connectors of the set of power connectors and is configured to extend completely around each individual power connector of the set of power connectors.

The invention discloses a tube busbar suspension fitting for a converter station valve hall. The tube busbar suspension fitting comprises an anti-corona ball and a hanging rack which is fixedly arranged on the inner sphere of the anti-corona ball and which is used for suspending a tube busbar. The hanging rack comprises a hanging rod which penetrates the top of the anti-corona ball and which is used for connecting to insulator strings on the top of the valve hall. An adjustable connecting rack with longitudinally adjustable length is hinged to the lower end portion of the hanging rod, and supporting claws distributed along circumstance of the anti-corona ball evenly are connected between the adjustable connecting rack and the anti-corona ball. A tube busbar clamp for matching with the tube busbar in a hoop manner is hinged to the bottom of the adjustable connecting rack. A single tube busbar is clamped through the tube busbar clamp to realize suspension of the single tube busbar in the valve hall, the need of suspending the single tube busbar can be met, and the tube busbar suspension fitting has the advantages of convenience and rapidness in mounting; furthermore, the length of the adjustable connecting rack can be adjusted longitudinally, accordingly the length of the tube busbar clamp in the valve hall can be adjusted directly, and the need of clamping tube busbars of different lengths through the tube busbar clamp can be met.