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79results about How to "Quick power on" patented technology
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Daily operation manner arranging and peak-load regulating method based on multi-scene new energy power generation simulation
ActiveCN104617591AQuick power onEasy to writeAc network load balancingAutomotive engineeringVolume balance
The invention discloses a daily operation manner arranging and peak-load regulating method based on multi-scene new energy power generation simulation. The method introduces equivalent energy functions into power system unit combination problems, achieves arrangement and computation directly through energy quantity by combining a heuristic algorithm, thereby reducing the computation quantity significantly, being particularly flexible and intuitive when processing power-given generator units, having greater advantages over a power energy volume balancing method and facilitating location of the operational positions of the generator units. What's more, the power energy volume balancing method is to find the load position of the generator units one by one, while the daily operation manner arranging and peak-load regulating method based on multi-scene new energy power generation simulation can convert two or more hydroelectric generator units into an equivalent unit to rapidly find a reasonable load position and to determine whether the operational positions of the generator units can be overlapped and whether the generator units can become one equivalent unit; meanwhile, the daily operation manner arranging and peak-load regulating method based on multi-scene new energy power generation simulation avoids the situation that available water resources cannot be made full use of and achieves full utilization of all hydraulic energy, thereby reducing the electric quantity of thermal generation and reducing the operational cost.
Owner:XI AN JIAOTONG UNIV +2
Method for power over Ethernet, power sourcing equipment and system for power over Ethernet
ActiveCN104954145AImprove reliabilityReduce power-on timeData switching current supplyElectricityEffective power
The invention discloses a method for power over Ethernet. Power sourcing equipment acquires power sourcing information of Ethernet ports, and the power sourcing information includes the state of powered devices; if the state of the powered devices of the Ethernet ports is ineffective, the powered devices connected with the power sourcing equipment via the Ethernet ports are detected, and when the powered devices are ensured to be effective powered devices, the state of the powered devices of the Ethernet ports is set to be effective and the powered devices are powered on; and if the state of the powered devices of the Ethernet ports is effective, the powered devices are directly powered on so that rapid power-on and starting of the powered devices can be realized. The invention also provides the power sourcing equipment and a system for power over Ethernet.
Owner:HUAWEI TECH CO LTD
Power negotiation in daisy-chained systems
ActiveUS20160191256A1Lower connection requirementsNegotiation quickPower supply for data processingData switching current supplyEngineeringDistributed power
The invention relates a method and apparatus for distributing power in DC- grid systems, wherein power negotiations are done in a daisy chained system. Multiple mechanisms are presented mitigating the issue of stepwise exploring the power requests along a chain and still keeping the negotiation quick and without many cycles required.
Owner:SIGNIFY HLDG BV
Minitype pipeline robot
The invention relates to a minitype pipeline robot which comprises a minitype camera, a camera swing piece, a minitype motor, a flexible connecting pipe, a vehicle wheel walking mechanism, a vehicle wheel stretching mechanism, a planetary gear speed reducing mechanism, a first minitype motor, a planetary vehicle wheel frame, vehicle wheels, a worm wheel and a worm. The minitype camera shoots the internal conditions of a pipeline and shoots peripheral states through the camera swing piece, and the minitype motor drives the whole equipment to move in the pipeline. The minitype pipeline robot solves the detection problem in the minitype pipeline, is simple in operation, convenient to carry, large in power and high in speed and accuracy, improves the pipeline detection efficiency and lowers the error rate of the detection.
Owner:CHINA UNIV OF PETROLEUM (EAST CHINA)
A wearable information system having at least one camera
ActiveCN104007817AExtended reaction timeQuick power onInput/output for user-computer interactionPower managementPower modeField of view
The invention is related to a wearable information system having at least one camera, the information system operable to have a low-power mode and a high power mode. The information system is configured such that the high-power mode is activated by a detection of at least one object in at least one field of view of the at least one camera.
Owner:APPLE INC
Emergency equipment for quickly clearing traffic congestion
InactiveCN102644239ASolve traffic jamsImprove work efficiencyConstructionsDelivery vehicleLocking mechanism
The invention discloses emergency equipment for quickly clearing traffic congestion. The emergency equipment comprises a motorized delivery vehicle and a folding simple steel bridge which is arranged on the motorized delivery vehicle, wherein the folding simple steel bridge has a hinge structure which is formed by connecting a plurality of sections of bridge bodies by using hinges; a stretch driving mechanism and a locking mechanism are arranged between adjacent sections of bridge bodies; the motorized delivery vehicle is provided with a rotary disc; and the rotary disc is connected with one section of bridge body through a lifting mechanism. The emergency equipment for quickly clearing traffic congestion can quickly reach a site of traffic congestion through the vehicle-mounted folding simple steel bridge, and the folding simple steel bridge can be stretched by standing on an unblocked half-range road on the other side of one-way traffic congestion, so that vehicles on the half-range road in traffic congestion can be drained, and the problem of traffic congestion is solved.
Owner:HENAN AUSPIC TECH
Aluminum-air battery, battery pack and power generator set
ActiveCN108321344AEasy to replaceAvoid short circuitFuel and primary cellsCell component detailsControl powerElectrical battery
The invention discloses an aluminum-air battery, a battery pack and a power generator set. The aluminum-air battery comprises a battery main body, wherein the battery main body is connected in serieswith a positive plate through a lead-out strip in a contact conducting manner to form the battery pack; multiple negative plates on the battery pack are connected through single insulating plates intoa whole, and are inserted into the same liquid tank; multiple battery packs are connected in series or in parallel, and share the same liquid tank, so as to form a uniformly controlled power generator set. Compared with conduction in the prior art, by improvement on the battery connection form, the conduction of the invention has the advantages that operation and processing technologies are simpler, and aluminum polar plates are more convenient and easier to replace, so that the fault risk is greatly reduced; turning on and turning off can be quickly realized, and no blocking fault is caused,so that the aluminum-air battery is safer; by arrangement of a boss, anode contact short circuiting is prevented, and the opposite expansion action is counteracted, so that the battery pack is more compact in overall structure and easier to minimize; the aluminum-air battery can be combined into the battery pack and the power generator set, and meets a multilevel demand.
Owner:CHONGQING DINKING POWER MACHINERY +1
Coupling communication plate based on EtherCAT technology
InactiveCN105404211ARealize communication management functionRealize local high-speed control functionProgramme controlComputer controlTransformerEngineering
The invention discloses a coupling communication plate based on an EtherCAT technology. The coupling communication plate comprises a controller and a microprocessor connected with the controller through an SPI bus; at least one external communication interface electrically connected with the controller; a bus connector in communication connection with the controller; a power supply conversion chip electrically connected with the bus connector, the controller and the microprocessor; a PHY chip and a transformer which are successively connected between the controller and the external communication interface; and a crystal oscillator for performing time synchronization on the controller and the chip. The coupling communication plate employs a modular physical structure to realize a communication management function between an EtherCAT master station and a slave station and a power supply management function; an input and output module does not have to be directly connected with a master station CPU module, and each module circuit is greatly simplified; and through a power supply conversion circuit, 24V power drawn from an external power source is converted into 5V voltage, the 5V voltage is converted into 3.3V voltage, and the 3.3V voltage is converted into 1.8V voltage.
Owner:CHINA ELECTRONICS CORP 6TH RES INST
Pulse power amplifier overload protection device
InactiveCN107808799ATimely and rapid power offPlay the role of overload protectionThermal switch detailsThermal expansionEngineering
The invention discloses an overload protection device for a pulse power amplifier, which comprises a first connecting plate, the side wall of the first connecting plate is connected with a baffle through a stud, the side wall of the baffle is connected with a push plate through a stud, and the push An air bag is placed between the plate and the first connecting plate, the side wall of the push plate is provided with a ventilation hole, the side wall of the push plate close to the ventilation hole is fixed with a linkage rod by a screw, and the end of the linkage rod is welded with a shock absorber, The first contact plate is welded with a splint near the side wall of the shock absorber, and the side wall of the splint is threadedly connected with a second spring. In the present invention, the first contact plate, the slide rail, and the linkage rod And the setting of the shock absorbing device can make the pressure generated by the gas in the air bag heated and expanded, so that the push plate pushes the linkage rod and the shock absorbing device to push the second contact plate away from the first contact plate, so that the circuit can be activated in time and quickly. power off.
Owner:CHENGDU HUAXI NATURAL MEDICINE
Automobile water-assisted engine
ActiveCN103982337ASimple structureReasonable designNon-fuel substance addition to fuelInternal combustion piston enginesHydrogenElectrolysis
The invention discloses an automobile water-assisted engine. The automobile water-assisted engine comprises a water electrolysis reactor for water electrolysis and a kettle for collecting and conveying oxygen and hydrogen generated by the water electrolysis reactor to a vehicle engine, wherein the water electrolysis reactor is provided with a reactor water inlet and a reactor gas outlet, the kettle is provided with a kettle gas inlet, a kettle gas outlet, a kettle water inlet and a kettle water outlet, the kettle water outlet and the reactor water inlet are connected through a water conveying pipe, and the reactor gas outlet and the kettle gas inlet are connected through a water communication pipe. The automobile water-assisted engine is simple in structure, reasonable in design, convenient to install and arranged, easy to operate and good in usage effects, can effectively improve the power of the vehicle engine and can achieve the fuel saving effects.
Owner:姜明吾 +1
Anti-interference camera and anti-interference method thereof
InactiveCN105391946AAvoid exceptionAvoid damageTelevision system detailsColor television detailsElectricityComputer science
The invention discloses an anti-interference camera and an anti-interference method thereof. According to the anti-interference method, a coordinate zero point position is positioned in a set range at two sides of an angular bisector of a maximal rotational angle of a cradle head, the position, corresponding to the coordinate zero point position, on a rotary structure is a zero point mark position, a signal device is arranged on the rotary structure according to the zero point mark position, and the coordinate zero point position is detected according to the signal device. The anti-interference camera comprises the rotary structure and a detection module and a setting module for setting the coordinate zero point position, the position, corresponding to the coordinate zero point position, on the rotary structure is the zero point mark position, and the signal device is arranged on the rotary structure according to the zero point mark position; the detection module is used for detecting the coordinate zero point position according to the signal device. The anti-interference camera and the anti-interference method thereof can realize fast powering zero point self inspection, and effectively prevents environment interference.
Owner:ZHEJIANG UNIVIEW TECH CO LTD
Double internal combustion super energy-saving engine
InactiveCN103485884AQuick power onHeating fastInternal combustion piston enginesCombustionEngineering
The invention relates to a double internal combustion super energy-saving engine. One end of the double internal combustion super energy-saving engine is provided with a conventional piston engine and the other end of the double internal combustion super energy-saving engine is provided with a small turbine; a pipeline is formed at the deep position of a cylinder of the conventional piston engine to be connected to the inside of a steam cylinder of the small turbine; and a waste gas pipe of the conventional piston engine is connected to the inside of the steam cylinder of the turbine. Firstly, high temperature flame generated after combustion of the conventional piston engine can be directly sprayed into the steam cylinder to heat steam in the steam cylinder of the small turbine; and secondly, a large volume of waste gas with rich capacity, which is generated after combustion of the conventional piston engine, can be directly sprayed into the steam cylinder to heat the steam in the steam cylinder of the small turbine. According to the invention, heat generated after combustion of the engine is sufficiently utilized; and heat efficiency is achieved in a mode that the steam can conveniently reach over an ultra-supercritical temperature by direct mixing and direct high temperature flame heating so as to realize that generated power is greater than that of the conventional crankshaft piston engine by about 10 times, thereby fulfilling the aim that the engine is greatly energy-saving.
Owner:杨兴隆
Mechanical energy storage system and generating method using the same
InactiveUS20150108765A1Simple structureQuick power onMagnetic circuit rotating partsFluid couplingsHigh pressureDigital device
A mechanical energy storage system and method is provided, for storing a mechanical energy and generating electricity using the stored mechanical energy, which is small and can be used to charge portable digital devices such as smart phone, mobile phone, tablet PC, notebook, PMP, etc. An external mechanical force is used to compress high pressure gas charged in a pressure vessel, stored as a reacting force, a stored energy, due to proceeding of piston rod, which can be used as a power the devices whenever it is necessary, or so as to generate electricity by powering a gas generator.
Owner:CHOI BYUNG YOUL
A delay switch circuit for resisting voltage fluctuation
The invention belongs to the field of electronic technology, and discloses a delay switch circuit for resisting voltage fluctuation, the circuit comprising an input interface Vin +, an input interfaceVin- , an output interface Vout +, an output interface Vout- , a resistor R3, a capacitor C2, a resistor R5, a NPN transistor Q2, a capacitor C3, a resistor R6, a resistor R7, and a P-MOS transistorMQ1. The first end of R3 is connected to Vin +, and the second end of R3 is connected to Vin + via C2. The second end of R3 is connected to the base of Q2 via R5, and the emitter of Q2 is connected tothe Vin-. The first terminal of C3 is connected to Vin +, the second terminal of C3 is connected to the collector of Q2 through R7, R6 is connected to C3 in parallel, the gate of MQ1 is connected tothe second terminal of C3, the source of MQ1 is connected to Vin +, and the drain of MQ1 is connected to Vout +. The Vin- and the Vout- are grounded. The delay switch circuit with voltage fluctuationresistance provided by the invention can solve the technical problems of short delay time and narrow tunable range in the prior art.
Owner:BOWEI TECH
Electrifying buffer circuit and electrombile motor control system
ActiveCN104378098AReduce volumeStrong overcurrent capabilitySpeed controllerElectronic switchingContactorMOSFET
The invention provides an electrifying buffer circuit and an electrombile motor control system. The electrifying buffer circuit comprises a digital signal processor, an MOSFET drive circuit, a voltage sampling circuit and a buffer power loop. The buffer power loop comprises a power resistor and an MOSFET. The voltage sampling circuit is used for sampling the voltage across the two ends of a main contactor. The digital signal processer is used for sending drive signals to the MOSFET drive circuit to drive the MOSFET to be connected when a buffer electrifying instruction is received and the sampled voltage meets the buffer start starting conditions; when the sampled voltage meets the buffer start finishing conditions, the digital signal processer stops sending the drive signals to the MOSFET drive circuit, and after a Cgs of the MOSFET finishes discharging, signals enabling the main contactor to be closed are output. According to the electrifying buffer circuit and the electrombile motor control system, through the strong overload capacity of the MOSFET, a buffer contactor can be effectively replaced to achieve fast electrifying of capacitive load of a main loop of an electrombile power system.
Owner:汇川新能源汽车技术(深圳)有限公司
Controller power-on control circuit and control device
PendingCN109302051AQuick power onRealize bootApparatus without intermediate ac conversionElectricityReverse connection
The present invention relates to a controller power-on control circuit and a control device. The controller power-on control circuit includes a switch, a DC-DC circuit, a first anti-reverse connectioncircuit and a second anti-reverse connection circuit; the DC-DC circuit includes an input end, an enable end and an output end; one end of the switch is connected with a power source input end, and the other end of the switch is connected with the input end of the first anti-reverse connection circuit; the output end of the first anti-reverse connection circuit is connected with the enable end ofthe DC-DC circuit; the output end of the DC-DC circuit is connected with the input end of the second anti-reverse connection circuit; the output end of the second anti-reverse connection circuit is connected with the enable end of the DC-DC circuit; and the output end of the DC-DC circuit is used for connecting a controller. When the switch is turned on, the DC-DC circuit performs voltage reduction conversion on external connected direct current, the converted direct current is outputted to the controller and the enable end of the DC-DC circuit; power can be provided for the controller, at the same time, the enable end can be locked, so that the DC-DC circuit can work normally, and therefore, the turning on of the controller can be realized. The controller can be quickly powered on with auser pressing the switch for a short time, and therefore, control costs can be reduced.
Owner:SHENZHEN DAMAI TECH
Sound-electricity conversion device, array-type ultrasonic transducer, and ultrasonic diagnostic apparatus
InactiveUS20060284519A1Stabilizes sound-electricity conversion characteristicReduce noise levelUltrasonic/sonic/infrasonic diagnosticsPiezoelectric/electrostriction/magnetostriction machinesUltrasonic sensorNoise level
The present invention aims to stabilize sound-electricity conversion characteristics of a diaphragm-type sound-electricity conversion device as well as to decrease the noise level of an ultrasonic diagnostic apparatus using the sound-electricity conversion device. The sound-electricity conversion device is configured by a capacitor cell including a lower electrode formed on a silicon substrate and an upper electrode over the lower electrode, the lower and upper electrodes sandwiching a cavity. An electrode short-circuit prevention film is formed on the upper electrode on the cavity side. The electrode short-circuit prevention film is formed of a material with an electrical time constant shorter than 1 second and longer than 10 microseconds, such as silicon nitride containing a stoichiometrically excessive amount of silicon. As a result, the electrode short-circuit prevention film has small electric conductivity, and thus it is made possible to prevent the film from being charged with electric charge and to avoid the drift of the electric charge. Consequently, the sound-electricity conversion characteristics of the sound-electricity conversion device stabilize, and further the sound noise level of the ultrasonic diagnostic apparatus decreases.
Owner:HITACHI LTD
Mechanical separation device
The present invention relates to the technical field of manipulators, in particular to a mechanical separation device, which includes a supporting connecting plate, and a staggering mechanism is arranged on the upper end of the supporting connecting plate, and the staggering mechanism includes a staggering base, and the staggering base is movably connected There are staggered blocks, the staggered blocks are provided with a discharge port, and the staggered base is provided with a dislocation hole cooperating with the discharge port, and the dislocation hole is connected with a good product discharge channel and a defective product discharge One end of the staggered base is connected with a staggered cylinder; the invention is simple in structure and saves space. When in use, the product is put into the discharge port through the mechanism, and the staggered cylinder drives the staggered blocks in the staggered base according to the detection results. Move, make the product fall into the feeding channel, realize the separation and feeding of good products and bad products, so as to achieve good synchronization, fast beat, less power, save a lot of air pipes and signal lines, simple and convenient control, beautiful wiring, and low cost Purpose.
Owner:岑宏华
Control method and control system of manual vehicle, and manual vehicle
InactiveCN104494430AControl Method AdvantagesImprove securityControl devicesControl systemBraking distance
The invention provides a control method and a control system of a manual vehicle, and the manual vehicle. The method comprises the following steps of obtaining acceleration during braking of the vehicle according to a vehicle speed signal in the braking process of the vehicle; judging whether the acceleration during braking of the vehicle is greater than emergency brake acceleration; enabling a clutch of the vehicle to be automatically engaged and locked if the acceleration during braking of the vehicle is greater than the emergency brake acceleration. By adopting the control method of the manual vehicle, the braking distance can be effectively reduced, and the vehicle safety can be improved.
Owner:GREAT WALL MOTOR CO LTD
Voltage fluctuation resistant delay switch circuit based on rising edge sampling
PendingCN109995354AWide tunable delay rangePower on quicklyTransistorElectronic switchingElectronicsTriode
The invention belongs to the technical field of electronics, and discloses a voltage fluctuation resistant delay switch circuit based on rising edge sampling, which comprises an input interface Vin +and an input interface Vin-, an output interface Vout +, an output interface Vout-, a resistor R1, a capacitor C1, a voltage stabilizing diode VD1, a resistor R2, an NPN triode Q1, a resistor R4, a capacitor C2, a resistor R5 and a P-MOS tube MQ1 and a voltage stabilizing diode VD2; the first end of R1 is connected with Vin +, and the second end of R1 is connected with Vin- through the C1, the negative electrode of the VD1 is connected with the second end of the R1, the positive electrode of the VD1 is connected with the base electrode of the Q1 through the R2, and the emitter electrode of theQ1 is connected with the Vin-, the first end of R4 is connected with the collector electrode of the Q1, and the second end of R4 is connected with Vin + through the C2; the first end of R5 is connected with the second end of R4, and the second end of R5 is connected with Vin +; the source electrode of MQ1 is connected with Vin +, the grid electrode of MQ1 is connected with the second end of R4, and the drain electrode of MQ1 is connected with Vout +; the positive electrode of the VD2 is connected with the second end of the R1, and the negative electrode of the VD2 is connected with the drainelectrode of the MQ1, and Vin- and Vout- are grounded.
Owner:BOWEI TECH
Mechanical energy storage system and generating method using the same
InactiveUS9006915B1Energy efficiencySimple structureMagnetic circuit rotating partsServomotor componentsHigh pressureDigital device
A mechanical energy storage system and method is provided, for storing a mechanical energy and generating electricity using the stored mechanical energy, which is small and can be used to charge portable digital devices such as smart phone, mobile phone, tablet PC, notebook, PMP, etc. An external mechanical force is used to compress high pressure gas charged in a pressure vessel, stored as a reacting force, a stored energy, due to proceeding of piston rod, which can be used as a power the devices whenever it is necessary, or so as to generate electricity by powering a gas generator.
Owner:CHOI BYUNG YOUL
Expansion capsule providing power and power drive device
ActiveCN103410692AThere will be no problem of not being able to return to the original positionQuick power onMachines/enginesMechanical power devicesPiston rodMotive power
The invention discloses an expansion capsule providing power. The expansion capsule comprises a heating element and an expansion medium. The expansion medium is evenly wrapped on the surface of the heating element to form an expansion assembly jointly, and the expansion capsule further comprises an elastic part. When the heating element performs heating, the expansion medium expands towards the periphery and acts on the elastic part to enable the elastic part to perform elastic deformation. When the heating element stops heating, the elastic part tightly adheres to the expansion medium under the effect of resilience force and enables the expansion medium to contract to an initial state. The invention further discloses a power drive device. Due to the fact that the expansion medium is evenly wrapped outside the heating element, when the heating is performed, the evenly heated expansion medium rapidly expands towards the periphery so as to provide quick and stable power. When the heating is stopped, the elastic part contract to the initial state or the initial volume under the effect of the resilience force and reset counter-force, and gaps are not produced in the expansion medium or the problem that a piston rod cannot return to the initial position is not caused.
Owner:北京ABB低压电器有限公司
Power negotiation in daisy-chained systems
ActiveUS9847885B2Negotiation quickShorten the lengthVolume/mass flow measurementData switching current supplyPower gridEngineering
The invention relates a method and apparatus for distributing power in DC-grid systems, wherein power negotiations are done in a daisy chained system. Multiple mechanisms are presented mitigating the issue of stepwise exploring the power requests along a chain and still keeping the negotiation quick and without many cycles required.
Owner:SIGNIFY HLDG BV
Electrolytic hydrogen and oxygen ring energy generation device for vehicle
InactiveCN105587433AAvoid emissionsReduction of Toxic and Hazardous SubstancesCellsInternal combustion piston enginesElectrolysisEmission standard
Owner:SHANGHAI HUNG MING AMPEREX TECH LTD
Mobile energy-storing humidifying air-supplying household electric heater
InactiveCN102305426AHeating up fastFast heat exchangeLighting and heating apparatusElectric heating systemElectricityThermal energy
The invention relates to a mobile energy-storing humidifying air-supplying household electric heater which is characterized in that a water box upper cover, a water box lower cover, a fan fixing frame and an air deflector are respectively fixed in a lower fixing frame fixed at the lower end in the housing; a humidifying and water-feeding box is arranged on the water box lower cover; the air adjusting frame is arranged between an outer housing back body at the lower end in the housing, and the lower fixing frame, and is fixed with the lower fixing frame; and an electric fan is fixed on a fan fixing frame; two heat-exchange fixing plates are respectively fixed at the two sides of a heat insulating box body and form a barrel-shaped body; a plurality of radiating fins are arranged at intervals on four series connecting rods fixed between the two heat exchange fixing plates in the barrel-shaped body; light-shading heat-exchange tubes respectively penetrate through the plurality of radiating fins; each light-shading heat-exchange tube is internally equipped with an optical wave heating tube; the two ends of the optical wave heating pipes are respectively fixed with the heat-exchange fixing plates; and the barrel-shaped body is arranged in the housing and is fixed with the lower fixing frame. The electric heater disclosed by the invention quickly warms up, has fast heat exchange speed and high heat energy efficiency, can achieve quick-heating effect, is energy-saving and has simple manufacturing process.
Owner:王登银
Tubular-busbar low-voltage power transmission system
PendingCN108695800AStrong ability to resist environmental interferenceHigh mechanical strengthTotally enclosed bus-bar installationsElectricityCarrying capacity
The invention discloses a tubular-busbar low-voltage power transmission system, and the system comprises a busbar support, a tubular busbar and an electricity taking device, wherein the upper end of the busbar support is horizontally provided with quick installation pipe hoops in a parallel and fixed manner. The tubular busbars are respectively clamped in the quick installation pipe hoops, and theelectricity taking device is disposed at the peripheries of the tubular busbars. The ends of the tubular busbars are connected in a sleeved manner through corrugated pipe joints, and are fixed through the pipe hoops. Moreover, the external surfaces of the corrugated pipe joints are coated with insulating layers. The tubular busbars are employed as transmission lines, so the system is high in mechanical strength, is large in current-carrying capacity, is low in loss, is high in reliability, is strong in capability of resisting environmental interference, and is long in service life.
Owner:崔宝林
Grid fault accident management method
InactiveCN103236683ARestore powerGuaranteed reliabilityEmergency protective circuit arrangementsResourcesEffective solutionGrid fault
The invention discloses a grid fault accident management method. The management method comprises the following steps: step 1, determining a fault accident management sequence according to a fault accident conclusion; step 2, determining isolation equipment according to the fault accident management sequence; step 3, determining initial recovery equipment; step 4, forming an island to be recovered; step 5, selecting single equipment power transmission rules; step 6, selecting an optimal power transmission scheme; and step 7, transferring power to equipment, and finishing the fault accident management. An effective solution can be provided for fault accident reasons, a recovery scheme is intelligently or manually generated, the accident management reliability is ensured, and electric power can be conveniently and quickly recovered.
Owner:STATE GRID CORP OF CHINA +1
Multifunctional electricity taking device for electric power overhaul
ActiveCN111541115AImprove ease of useReliable adjustmentCoupling contact membersTwo-part coupling devicesIndustrial engineeringCircuit breaker
The invention discloses a multifunctional electricity taking device for electric power overhaul. The device comprises a winder, a dual-purpose male plug, a female plug and an electricity taking fork,the dual-purpose male plug is connected with a cable, the cable is wound on the winder and is connected with a socket on the winder, the female plug is detachably inserted into the dual-purpose male plug and is connected to the power taking fork through an insulating flexible wire, the power taking fork can be inserted into a circuit breaker in a maintenance box, and the dual-purpose male plug isused for being inserted into a two-hole socket or a three-hole socket. Through the winder, the dual-purpose male plug, the female plug and the electricity taking fork, electricity taking of the double-hole socket, the three-hole socket and a terminal strip can be achieved, rapid electricity taking of the maintenance box and the socket is achieved, the situation that wiring wastes time and labor due to the fact that different types of patch boards are forgotten to be carried is avoided, the electricity taking fork can adopt different specifications, and electricity taking of electricity takingpoints with different sizes is achieved.
Owner:GUIZHOU POWER GRID CO LTD
Mobile power supply
InactiveCN107040029AFast chargingQuick to useCircuit monitoring/indicationDifferent batteries chargingMobile deviceElectric power
The invention provides a mobile power supply. The mobile power supply comprises multiple charging interfaces used for receiving input power supply, multiple discharging interfaces used for outputting current and multiple cells used for storing electric energy, wherein the multiple cells are divided into M groups; the number of the charging interfaces and the discharging interfaces are both M; the M groups of cells are independent from each other; the M charging interfaces and discharging interfaces are corresponding to the M groups of cells respectively; each charging interface is correspondingly connected to the corresponding each group of cells and used for executing a charging operation on each group of cells independently; and when the mobile power supply is charged, each of M input connecting lines is connected to each of the M charging interfaces through a connector, and then each group of cells are charged by the M power supplies independently. By means of setting the multiple independent charging and discharging interfaces, the mobile power supply can be charged effectively and rapidly, and the mobile power supply can be used for supplying power for mobile equipment rapidly.
Owner:刘慧
External power supply device for gas meter detection
PendingCN110336140AQuick power onEasy to operateTesting/calibration apparatusClamped/spring connectionsGas meterEngineering
The invention discloses an external power supply device for gas meter detection. The external power supply device comprises a left clamping plate and a right clamping plate. The left clamping plate and the right clamping plate are connected through a rotation shaft and a torsion spring. The left clamping plate and the right clamping plate are respectively provided with rotation shaft installationholes. The rotation shaft is inserted into the rotation shaft installation holes in the left clamping plate and the right clamping plate; the torsion spring is sleeved on the rotation shaft; and one end of the torsion spring is connected with the left clamping plate, and the other end of the torsion spring is connected with the right clamping plate. One end of the right clamping plate is providedwith two conducting bolts. The two conducting bolts are a positive bolt and a negative bolt respectively. The output ends of the two conducting bolts pass through the right clamping plate and extend from the lower surface of the right clamping plate. The input end of each conducting bolt is sleeved by a single-head soldering lug. After the conducting bolts are sleeved by the single-head solderinglugs, the single-head soldering lugs are fixed through nuts; and each single-head soldering lug is connected with a wire. The external power supply device for gas meter detection can realize fast power on and power off of each gas meter, and has the advantages of being simple in structure, convenient to use and low in manufacturing cost.
Owner:CHENGDU QINCHUAN IOT TECH CO LTD
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