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540results about How to "Improve wiring efficiency" patented technology

A full customization method and system for a digital-analog hybrid chip asynchronous circuit

The invention discloses a full customization method and system for a digital-analog hybrid chip asynchronous circuit. the method includes: based on a process for determining design indexes based on adigital-analog hybrid chip, establishing a digital unit library meeting a preset condition, wherein the number of the digital units contained in the digital unit library is minimum; designing a circuit schematic diagram of the digital-analog hybrid chip based on a digital unit library and a component library; and performing automatic layout and wiring on the digital circuit module of the asynchronous circuit structure by adopting a synchronous circuit automatic layout and wiring tool to obtain a layout, and performing circuit analog simulation on the layout hierarchical netlist containing parasitic parameters and the simulation model after determining that the layout meets a design rule and the layout is consistent with a circuit schematic diagram. According to the invention, the design cycle and workload of establishing the digital unit library are reduced by establishing the digital unit library with the least number of digital units; Based on a digital cell library, a synchronous circuit automatic layout and wiring tool is adopted to perform automatic layout and wiring on the digital circuit module of the asynchronous circuit structure so as to improve the wiring efficiency.
Owner:佛山中科芯蔚科技有限公司

System LSI and a cross-bus switch apparatus achieved in a plurality of circuits in which two or more pairs of a source apparatus and a destination apparatus are connected simultaneously and buses are wired without concentration

A cross-bus switch apparatus which establishes simultaneously two or more pairs of connections between (i) a source bus arbitrarily selected from a plurality of source buses connected to one or more source apparatuses and (ii) a destination bus arbitrarily selected from a plurality of destination buses connected to one or more destination apparatuses. The cross-bus switch apparatus includes: a plurality of cross-bus switch units. The plurality of source buses are grouped into a plurality of source bus groups which are each connected to one of the plurality of cross-bus switch units. The plurality of destination buses are grouped into a plurality of destination bus groups which are each connected to one of the plurality of cross-bus switch units. Each cross-bus switch unit is connected to either (i) a source bus group or a destination bus group, or (ii) a source bus group and a destination bus group.
Owner:PANASONIC CORP

Long-distance underground passage wiring mechanism and wiring method thereof

The invention discloses a long-distance underground passage wiring mechanism and a wiring method thereof. The long-distance underground passage wiring mechanism comprises two supporting plates for supporting a cable tray and a guide mechanism which is used for the two supporting plates to slide in a face-to-face manner, wherein two supporting plates are installed on the guide mechanism in parallel, and a distance between the two supporting plates is adjustable; and the long-distance underground passage wiring mechanism also comprises a cycloidal mechanism for pulling a cable to move towards two sides. The wiring method comprises the following steps: adjusting the distance between the supporting plates, enabling a length of the distance to be greater than the length of a middle shaft of the cable tray, moving the cable tray to be between the two supporting plates, raising the cable tray, enabling two ends of the middle shaft of the cable tray to be respectively aligned to a shaft hole on the supporting plate at the corresponding side, adjusting the supporting plates, enabling the two supporting plates to move in a face-to-face manner, keeping the shaft hole on the supporting plate to sleeve two ends of the middle shaft, pulling the cable on the cable tray to penetrate through the cycloidal mechanism, starting the cycloidal mechanism, swinging the cable to a target position, and beginning the wiring. The cable tray wiring of different spans is integrated, and the cable wiring trajectory can be changed according to the requirement.
Owner:JINAN CITY CHANGQING DISTRICT POWER SUPPLY CO OF STATE GRID SHANDONG ELECTRIC POWER CO +1

Cable accessory production support

The invention relates to a cable accessory production support, which relates to an installation repairing support, and the cable accessory production support comprises two bases, a collection disc which is arranged between the two bases, supporting columns which are respectively and vertically connected onto the two bases, supporting beams which are fixedly connected to the top ends of the two supporting columns and a clamping device which is arranged on the supporting beams and used for clamping a cable, wherein each supporting column comprises an outer supporting column which is connected with the base and an inner supporting column which is connected with the supporting beams, the inner supporting column is arranged on the inner side of the outer supporting column and can move freely up and down inside the outer supporting column, one side of the outer supporting column is provided with a row of positioning holes, the inner wall of the inner supporting column is provided with an elastic positioning device which can be positioned inside any positioning hole of the outer supporting column, and the clamping device comprises a lower clamping plate which is fixedly connected to the upper surface of the supporting beam, an upper clamping plate which is movably connected with the lower clamping plate and arranged on the upper side of the lower clamping plate and a locking device for locking the upper clamping plate and the lower clamping plate. The cable accessory production support has the advantages that the production wiring efficiency of a cable accessory can be effectively improved, and the wiring quality can be guaranteed, so that the completeness and safety of the cable for conveying the electric power can be guaranteed.
Owner:LIUZHOU VOCATIONAL & TECHN COLLEGE

Variable frequency speed regulating system of high-frequency vibrating motor

A variable frequency speed regulating system of a high-frequency vibrating motor is disclosed, relating to construction tool. The motor in present system is incapable of achieving soft start and is liable to, while cessation, damage a frequency converter and arc in an AC contactor due to failing to forbid a branch control cabinet being closed on condition that the frequency converter is in operation, thus bringing potential safety jeopardy while raising the maintenance cost of system, and the interlock circuit is so complex as to be disadvantageous to inspection. A control circuit of the variable frequency speed control system comprises a detection circuit and a protection circuit, wherein, the detection circuit is provided with a signal detection end connected with a signal output end ofthe frequency converter, the detection circuit comprises a relay, the coil of which is serially connected in the detection circuit as well as a normally open contact and a normally closed contact of which are arranged in the protection circuit. The variable frequency speed control system of the high-frequency vibrating motor achieves the purpose of protecting the frequency converter and the AC contactor, prevents arc phenomenon of the AC contactor, enhances production safety while prolonging the service life of product, and has simple interlock circuit, which facilitates the inspection.
Owner:WOLONG ELECTRIC GRP CO LTD +1

High-voltage current transformer verification wiring device

The present invention relates to a high-voltage current transformer verification wiring device. The high-voltage current transformer verification wiring device includes a rack and a flatbed cart; the flatbed cart is provided with a plurality of grooves; the bottom of the rack is provided with a positioning channel; two sides of the positioning channel are provided with rubber chains driven by a motor; the top of the rack is slidably provided with a lifting pressing plate driven by a lifting driving mechanism; the bottom surface of the lifting pressing plate is provided with a plurality of metal pressing blocks at intervals; the metal pressing blocks are corresponding to bosses at the top ends of transformers; after the lifting pressing plate descends, the metal pressing blocks are electrically and correspondingly connected with the bosses; conductors are arranged between the metal pressing blocks, so that the transformers can be connected in series with two ends of a power source for detection; and two side portions of the rack are provided with a plurality of retractable elastic pushing pins. With the wiring device of the invention adopted, primary-side wiring and secondary-side wiring can be simultaneously performed on a plurality of transformers in a semi-automatic manner, and therefore, wiring efficiency can be improved, and wiring difficulty can be reduced. The device has the advantages of simple structure and convenient control, and can greatly improve verification efficiency and reduce labor intensity.
Owner:STATE GRID SHANDONG ELECTRIC POWER COMPANY WEIFANG POWER SUPPLY +1

Pre-charging and pre-discharging device for energy storage system

A pre-charging and pre-discharging device includes: a charging-discharging device, a master control cabinet, a master switch device, a terminal box device and a test component, wherein the master control cabinet is connected with the energy storage system, the master switch device is connected with the charging-discharging device through a cable and the master switch device is further connected with the master control cabinet, the terminal box device is connected with the master control cabinet, the test component is connected with the energy storage system and the test component is further connected with the terminal box device through a cable.
Owner:CONTEMPORARY AMPEREX TECH CO

Wiring verification method and device for transformer substation

The invention discloses a wiring verification method and device for a transformer substation. The method comprises the steps of collecting reference voltage sampling signals and voltage sampling signals and current sampling signals of a verified secondary device, obtaining phase angle differences of every two of the three routes of sampling signals, determining that wiring of the verified secondary device is correct when it is judged that the proportion of the amplitude of the reference voltage sampling signals and the amplitude of the voltage sampling signals is equal to the ratio of transformation of the transformer substation, the amplitude of the current sampling signals is equal to a preset expected value and the phase angle differences of every two of the three routes of sampling signals are equal to preset expected values respectively, and otherwise, determining that wiring of the secondary device is wrong. The device comprises a sensor unit, an amplifying unit, a synchronous generation circuit, an A/D conversion module and a control unit. Whether wiring of the secondary device of the transformer substation is correct can be automatically judged and recorded, duration time of overhaul (prerun) is reduced, wiring verification speed is high, consumed time is little, and judging correctness is high.
Owner:STATE GRID HUNAN ELECTRIC POWER +2

Network wiring device and wiring method thereof

The invention discloses a network wiring device and a wiring method thereof, and relates to the technical field of network wiring. The network wiring method comprises the following steps: after a plugging structure moves to the first preset range of a first optical fiber adapter, acquiring first image information of the first optical fiber adapter, sending the first image information to a processor, comparing the first image information with first pre-stored information in the processor, and if the first image information is inconsistent with the first pre-stored information in the processor,driving the plugging structure to move to a position aligned with the first optical fiber adapter according to a first comparison result; and if the comparison result is consistent, pulling out the optical fiber plug in the first optical fiber adapter and then inserting into a transition structure which moves synchronously with the plugging structure so that the winding of the optical fiber in themoving process is avoided. After the transition structure moves to the second preset range of the second optical fiber adapter, the optical fiber plug in the transition structure is pulled out and inserted into the second optical fiber adapter by adopting the comparison method of the plugging structure. The network wiring method and the wiring device are accurate in identification and high in wiring efficiency.
Owner:北京瑞祺皓迪技术股份有限公司
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