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344results about How to "Does not affect reliability" patented technology
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Control method and device for delaying frosting of air-conditioner and air-conditioner
InactiveCN109114748ADoes not affect reliabilityReduce operating frequencyMechanical apparatusSpace heating and ventilation safety systemsEngineeringInlet temperature
The embodiment of the invention provides a control method and device for delaying frosting of an air-conditioner and an air-conditioner. According to the method, low pressure and outdoor evaporator inlet temperature are obtained every preset time intervals; according to the obtained low pressure and the outdoor evaporator inlet temperature, whether the air-conditioner frosts or not is determined;and when the air-conditioner frosts, whether a compressor has enough reliability or not is determined according to the exhausting superheat degree. When the compressor has the enough reliability, thecompressor is controlled to reduce the working frequency, meanwhile, the opening degree of an expansion valve is increased to prevent frosting from aggravating, an outdoor fan does not need to reverseand defrost, while it is ensured that the exhausting superheat degree is enough, the reliability of a pressing machine is not influenced, frosting is prevented from aggravating more and more, and useexperience of users is improved.
Owner:NINGBO AUX ELECTRIC
A method of fast data packet filtering
InactiveCN1545254AConstant timeLow latencySpecial service provision for substationSelection arrangementsNetwork access serverPacket processing
The invention discloses a fast data package filtering method, including the processing courses: preprocessing all the filtering rules and generating the index tables at all stages; according to a determined recurrence table-look-up route, making operations of inquiry and aggregation on the index tables at all stages to obtain the final data processing mode information, completing classifying data packages. It can meet the filter processing requirement of line speed packages on high-speed routers. When the number of filtering rules increases, it is obviously prior to a linear table-look-up mode, the larger the number is, the more obvious the advantage is; the filter matching time is constant when transmitting packages, and the delay time is short without stability and reliability of the network. It can be applied to firewall, network access server, four-layer exchanger, and other applications in need of fast filtering packages.
Owner:ZTE CORP
Truck volumetric measurement method based on laser triangulation
The invention discloses a truck volumetric measurement method based on laser triangulation, comprising the following steps: three measuring points are arranged in sequence along the vehicle travelling direction on a vehicle travelling channel; each measuring point is provided with a sensing device for sensing arrival and departure of the measured vehicle; a sensing device for acquiring car axle quantity of the measured vehicle is arranged at a set position in front of a first measuring point; the four sensing devices are used for acquiring length of the measured vehicle; a laser device and a video camera are arranged above the center line of the vehicle travelling channel; a cylindrical lens which causes laser beams to irradiate on a horizontal plane so as to form laser bars is additionally arranged in front of the laser device; length and position of the laser bars on vehicle roof, which are shoot by the camera video are used for acquiring width and height of the measured vehicle so as to work out volume of the measured vehicle. The method disclosed by the invention has advantages of practicability and reliability and can reduce costs for measuring the volume of trucks.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY
Pressure-sensitive adhesive for polaroid
InactiveCN102352206AGood compatibilityDoes not affect transparencyNon-macromolecular adhesive additivesEster polymer adhesivesAntistatic agentIonic liquid
The invention relates to a pressure-sensitive adhesive for a polaroid. The pressure-sensitive adhesive for the polaroid comprises 100 weight parts of crylic acid copolymer, 0.1 to 0.5 weight part of isocyanate-based crosslinking agent and 1 to 4 weight parts of hydrophobic ionic liquid, wherein the hydrophobic ionic liquid serves as an antistatic agent and has compatibility with the pressure-sensitive adhesive. The pressure-sensitive adhesive for the polaroid adopts the hydrophobic ionic liquid serves as the antistatic agent, and is optically transparent, durable and reliable.
Owner:YANTAI DARBOND TECH
Server centralized management method based on data link layer
InactiveCN101247263AImprove securityDoes not affect reliabilityData switching networksTraffic capacityDependability
The present invention provides a server centralization of management method based on data link layer. The method executes communication by user-defined format communication of centralization between management platform and safety plate card disposed in server through data link layer, centralization of management platform distribute safe policy to server safety plate card, safety plate card collects server status messages which includes hardware, system, network, implementing content filtering, network flow quantity real time monitoring, blocking-up and instruction testing under safe tactical regulating, when safe affair matching with safe policy is detected, generating safe affair diary and reporting to centralization of management platform. This server centralization of management method with safe policy base and based on data link layer has features of flexible controllable, high safety, and not affects performance and reliability of server; according to the setting safe policy, function of safety plate card can be configured expediently, real time monitoring management is implemented for server.
Owner:LANGCHAO ELECTRONIC INFORMATION IND CO LTD
Small current grounding line selection method based on residual current variable
ActiveCN102279349AReduce ground currentExtinguish the ground arcFault location by conductor typesShort-circuit testingSingle phaseGround current
The invention discloses a low current grounding wire selection method based on residual current variable, and the method comprises the following steps of: (1) correctly identifying whether an electric distribution network has a single-phase ground fault by adopting the neutral point displacement voltage of the electric distribution network as characteristic quantity; (2) after the ground fault happens, compensating the grounding current of a fault point by virtue of an arc-suppression coil to achieve the effects of reducing the grounding current and extinguishing grounding arc light; (3) adjusting the tap position of a first tap arc-suppression coil on the premise of ensuring that the grounding residual current meets the standard request; (4) because the neutral point displacement voltagebefore and after the tap position adjustment of the arc-suppression coil changes, converting the zero-sequence current of each outgoing line subjected to the tap position adjustment to be below the voltage level before the top position adjustment by utilizing a voltage translation method so as to prevent the wire selection characteristic quantity from being influenced by the neutral point displacement voltage; and (5) selecting the line with the single-phase ground fault according to the change values of the zero-sequence current of each outgoing line after voltage translation before and after the tap position adjustment. The low current grounding wire selection method based on residual current variable can be used for improving the accuracy of wire selection.
Owner:STATE GRID ELECTRIC POWER RES INST +1
Digital control system controlled based on computer online or off line method, and operation method
InactiveCN101093392ADoes not affect reliabilityIncrease profitNumerical controlControl systemSimulation
A method for operating digital-control system based on on-line or off-line control of computer includes erecting digital-control software on computer to integrate product data management information and utilizing digital-control software to work out digital control program to be transmitted to movement controller, using controller to make actuator and motor to drive digital controlled machine to process parts according to digital-control program under off-line mode and carrying out direct-control on movement controller by computer under on-line mode. The system used for realizing said method is also disclosed.
Owner:CHUANGYI TECH DEV
Circuit board module
InactiveCN102238806ADoes not affect reliabilityGuaranteed electrical connection performanceCoupling device connectionsStacked spaced PCBsRestoring forceElectrical and Electronics engineering
The invention provides a circuit board module. The circuit board module comprises a first circuit board, a second circuit board and a connecting assembly, wherein the first circuit board is provided with a plurality of first connecting terminals; the second circuit board is provided with a plurality of second connecting terminals; the connecting assembly comprises a flexible connecting plate, an elastic element and a fixing element; the flexible connecting plate is positioned between the first circuit board and the second circuit board and comprises a first connecting part, a bending part and a second connecting part which are sequentially connected with one another, and a plurality of connecting lines which are extended from the first connecting part to the second connecting part and are insulated from one another; and the flexible connecting plate is bent to enable the first connecting part to contact the plurality of first connecting terminals and the second connecting part to contact the plurality of second connecting terminals. The elastic element is positioned between the first connecting part and the second connecting part, the fixing element is used for fixing the first circuit board and the second circuit board, and the elastic element is enabled to generate a compressed deformation, so that the electrical connecting performance of the first circuit board and the second circuit board is ensured according to an elastic restoring force of the elastic element.
Owner:AVARY HLDG (SHENZHEN) CO LTD +1
Orthogonal multi-carrier M-element chaotic phase modulation spread spectrum underwater acoustic communication method
ActiveCN110266622AOvercoming the disadvantage of poor cross-correlationHigh communication ratePhase-modulated carrier systemsMulti-frequency code systemsMulti carrierComputer science
The invention discloses an orthogonal multi-carrier M-element chaotic phase modulation spread spectrum underwater acoustic communication method. The method comprises the following steps of: 1) dividing an input information sequence sent by an information source into K groups of information sequences with the length of a + 2 by a transmitting end, respectively feeding the information sequences into K grouping devices; using each grouping device to carry out M-element chaotic phase modulation spread spectrum mapping on the previous a bits to obtain a chaotic phase modulation spread spectrum code, performing QPSK modulation on two rear bits, performing spread spectrum modulation by using the obtained chaotic phase modulation spread spectrum code to obtain baseband signals, and respectively mapping K groups of baseband signals to subcarriers of OFDM symbols to perform OFDM modulation to obtain a digital signal to be transmitted and transmitting the digital signal to be transmitted; and 2) enabling the receiving end to adopt a section of chaotic phase modulation spread spectrum signal in OFDM symbols as a pilot signal, performing time-frequency two-dimensional search on the received digital signal to complete time-frequency synchronization, then performing OFDM demodulation to obtain K groups of baseband signals, and inputing the K groups of baseband signals into K combiners to complete despreading and QPSK demodulation to obtain a binary sequence.
Owner:INST OF ACOUSTICS CHINESE ACAD OF SCI
Design method for judging out-of-step separation based on application compensating impedance principle
ActiveCN101345410ASafe and reliable out-of-step controlClear range of motionEmergency protective arrangements for automatic disconnectionPhase sequence/synchronism indicationElectricityElectric power system
The invention discloses a design method for judging out-of-step separation based on application impedance compensation principle. The design method can automatically obtain the real-time impedance value of the line; use the impedance compensation principle to judge out-of-step separation method according to the real-time impedance value as a line compensating impedance value and automatically identify whether the power system on the two sides of the tie line is in an out-of-step oscillation state, the out-of-step center is on the line, and correspondingly open and lock the implement of the out-of-step separation controlled action, thereby achieving the out-of-step separation control which are safe, reliable and fast action and preventing power system stabilization destruction and large area blackout caused by emergent events.
Owner:NARI TECH CO LTD
Method for scanning disk array
InactiveCN103729276ADoes not affect reliabilityEarly detectionDetecting faulty computer hardwareDisk arrayData loss
The invention discloses a method for scanning a disk array. The method comprises the following steps: a partitioning step, namely dividing disks into a plurality of areas; a scanning step, namely scanning all the areas in a skipping manner till all the areas are scanned as a scanning period, wherein in the scanning period, only once scanning operation is executed for each area, and for each area, only one data block is scanned during each scanning operation; and continuously executing the scanning step till scanning all the data blocks in all the areas in a traversing manner as a once traversed scanning process, wherein in the once traversed scanning process, non-repetitive scanning is carried out on the data blocks of the areas at different scanning periods. The method disclosed by the invention has the advantages that under the premise of not influencing the services, the reliability of the disks, potential bad tracks in the disks can be discovered and processed as early as possible, so that the probability of double-disk failure and data loss caused by the bad tracks is reduced.
Owner:深圳市迪菲特科技股份有限公司
Automatic trigger broken belt capturing device for belt conveyer
ActiveCN103043395AReliable lockingQuick unlockControl devices for conveyorsLocking mechanismEngineering
An automatic trigger broken belt capturing device for a belt conveyer comprises a machine frame formed by two machine frame lateral plates, wherein an upper braking mechanism is arranged in the middle of the machine frame, a trigger mechanism and a locking mechanism are arranged in the front of the upper braking mechanism, a torque loading mechanism is arranged behind the upper braking mechanism, a lower braking mechanism is arranged below the upper braking mechanism, an upper braking beam mechanism is arranged above the upper braking mechanism, a lower braking beam is arranged below a lower braking beam, and the whole capturing device is in the to-start state under driving of energy stored by a torsion spring and a compressed spring. Once belt breaking happens, the trigger mechanism and a bearing mechanism act to lead the locking mechanism to be unlocked, the upper braking mechanism and the lower braking mechanism simultaneously act, and an upward belt and a downward belt are respectively braked through the eccentric self-locking principle. The automatic trigger broken belt capturing device is simple in structure, high in capturing success rate, uniform in capturing force, small in impact, economical, reasonable, convenient to maintain and capable of being automatically triggered without being driven by a power source.
Owner:CHINA UNIV OF MINING & TECH +1
Omnibearing integrated coordination online monitoring system for hydro-power generating unit
ActiveCN102707680AQuality improvementRealize organic integrationTotal factory controlProgramme total factory controlInformation sharingMonitoring system
The invention relates to an omnibearing integrated coordination online monitoring system for a hydro-power generating unit, which comprises a comprehensive unit, a control unit, a mechanical unit, an electrical unit and the like, wherein each monitoring unit is integrated into an organic unit monitoring group with an intelligent team technology, and the monitoring units achieve the omnibearing integrated coordination monitoring on the hydro-power generating unit through real-time interaction, information sharing and behavior coordination. The system achieves the omnibearing monitoring of the hydraulic, mechanical, electrical, control and auxiliary equipment and the like of the hydro-power generating unit, organically fuses the unit state data with multiple sources, multiple time scales and heterogeneous structures through the technologies of synchronization of operating conditions, synchronization of abnormal events and the like, and associates the operating condition events with the abnormal event information and the real-time signal characteristic recognition technology so as to selectively and intelligently store the state data. The system has the advantages of omnibearing operation, integration, behavior coordination, high reliability and the like.
Owner:大唐观音岩水电开发有限公司
Monolithic integration structure of bulk acoustic wave resonator and capacitor, manufacturing method thereof, filter, duplexer and radio frequency communication module
ActiveCN108512520AEnhanced roll-off characteristicsReduce volumeImpedence networksRoll-offAcoustic wave
The invention provides a monolithic integration structure of a bulk acoustic wave resonator and a capacitor. The monolithic integration structure comprises: a substrate; a lower electrode, wherein thelower electrode is arranged on the substrate and forms a cavity with the substrate; a piezoelectric layer, wherein the piezoelectric layer is arranged on the lower electrode; an upper electrode, wherein the upper electrode is arranged on the piezoelectric layer; and a first electrode, wherein the first electrode is arranged in the substrate, is located below a hollow cavity and has a first overlapped area with the lower electrode. Correspondingly, the invention further provides a manufacturing method of the monolithic integration structure of the bulk acoustic wave resonator and the capacitor, a bulk acoustic wave filter, a duplexer and a radio frequency communication module. By implementation of the monolithic integration structure provided by the invention, the monolithic integration ofthe bulk acoustic wave resonator and the capacitor can be achieved, the bulk acoustic wave filter is formed by using the monolithic integration structure, thereby being not only able to ensure the roll-off features of the bulk acoustic wave filter, but also being able to effectively reduce the volume of the bulk acoustic wave filter, and thus the volumes of the duplexer and the radio frequency communication module are effectively reduced.
Owner:SUZHOU HUNTERSUN ELECTRONICS CO LTD
Method for detecting balling performance of iron ore concentrates
ActiveCN102636408ASimple structureImprove green ball qualityParticle size analysisWeighing by absorbing componentPorosityEstimation methods
The invention discloses a method for detecting the balling performance of iron ore concentrates, comprising the following steps of: measuring the maximum molecular water of the iron ore concentrates by using a centrifugation method; measuring the maximum capillary water of the iron ore concentrates by using a saturated water absorption method; measuring the bulk density and the true density of the iron ore concentrates and calculating porosity; calculating the average particle diameter of the iron ore concentrates by using a laser granulometer; and calculating the balling performance of the iron ore concentrates by using a formula and giving out an evaluation order. The method has the characteristics that operation is simple, scientific and reasonable and has certain theoretical direction significance to the iron ore concentrate dosing operation. When the average particle diameter of the iron ore concentrates is less than 60 mu m, 200-mesh or 325-mesh raw materials are adopted for replacement, and the reliability of an estimation method is not affected by the average particle diameter.
Owner:CENT SOUTH UNIV
Method and device for generating test data
InactiveCN105095325AFully verify performance defectsDoes not affect reliabilitySoftware testing/debuggingSpecial data processing applicationsBusiness functionData structure
The present invention relates to the technical field of computers. Provided are a method and a device for generating test data, which are used to solve the problem in the prior art that the generation of test data consumes huge time and labor. The method comprises: acquiring data structure information and data configuration information of all data tables in a database system; and randomly generating a preset number of pieces of test data according to the data structure information and the data configuration information, the preset number of pieces of test data being distinguished from service function test data of the database system. The present invention can be applied to the program performance test of the database system.
Owner:ZTE CORP
Reduced piston-pressure hydraulic chain adjuster
Owner:SCHAEFFLER KG
Automatic device in transverse direction for tracking welding line line by floatation force of welding-torch
InactiveCN1600487AMeet the horizontal tracking accuracy requirementsEliminate Tracking ErrorArc welding apparatusAutomatic controlEngineering
An automatic transverse weld tracking apparatus for welding torch is composed of a welding carriage with a guide rod on which the welding torch moves transversely, a slide sleeve on said guide rod, a welding torch with a base connected to said slide sleeve and rotary relatively to the slide sleeve and a welding wire outlet, and the front and back force couple bodies with elastic detecting rollers for making the welding wire always on the central line of two bevel surfaces to be welded.
Owner:武汉卓创智能设备有限公司
Noise reducing structure of gasoline engine intake system
InactiveCN101806262ASimple structureStrong noise reduction abilityMachines/enginesIntake silencers for fuelResonatorThrottle
The invention discloses a noise reducing structure of a gasoline engine intake system, which is characterized in that the structure body is in a diversion structure, and the diversion structure is arranged in an S area after a valve plate of the gasoline engine intake system and before an interface between an inlet channel and a resonator cavity; and the gasoline engine intake system comprises a throttle body, an intake manifold connected with the throttle body, and a throttle body valve plate which is arranged in the channel between the throttle body and the intake manifold. The noise reducing structure of the gasoline engine intake system has the main advantages of simple structure, strong noise reducing capability and low cost, mostly reducing the 'swoosh' intake howling produced when an engine accelerates suddenly, clarifying the position and the optimal structure of the noise reducing and diversion structure through CAE analysis, conducting most refined optimization on a traditional intake system, and achieving higher noise reducing effect; and the diversion structure can be mostly directly integrated with the traditional intake system for design and production, and does not affect the performance, the assembly and the reliability of the engine.
Owner:CHONGQING CHANGAN AUTOMOBILE CO LTD
Automated bottle inspection appartatus and methods
InactiveUS20050134856A1Does not affect reliabilityReduce stepsOptically investigating flaws/contaminationBottling lineEngineering
Apparatus is provided to conduct an automated foam pick operation on a production bottling line, to withdraw a biased sample of suspect bottles based on abnormal foam characteristics, which sample is then directed to an automated full bottle inspection operation that is set to monitor bottles at a statistically validated sampling rate. A method for conducting automated foam picking and candling in tandem operations is also provided.
Owner:LABATT BREWING CO LTD
Access control method based on identity and encryption in naming data network
InactiveCN106257882AReduce network communication burdenReduce encryption cost and system delayMultiple keys/algorithms usageDisk encryptionXML Encryption
The invention relates to an access control method based on identity and encryption in a naming data network, and belongs to the technical field of future internet architecture. The method concretely comprises the steps that (1) the public key of a content publisher and a user is determined by their identity, and the access authority of the user is directly associated with the identity of the user; (2) the content publisher provides a proxy re-encryption secret key to the user meeting the identity, and the user acts as a proxy server and converts a ciphertext encrypted by the identity public key of the content publisher into the ciphertext encrypted by the identity public key of the user so as to facilitate decryption; and (3) hybrid encryption scheme is adopted so that the content publisher is enabled not to perform multiple times of encryption for each user so that the computational cost of the encryption algorithm can be reduced. The objective of the invention is to provide the method for protecting the content confidentiality for the naming data network so that access control of the encryption content is realized without increasing computational complexity or communication burden and the security of the naming data network can be enhanced.
Owner:CHONGQING UNIV OF POSTS & TELECOMM
Photodiode breakdown voltage test
ActiveCN110488174AStability is not affectedDoes not affect reliabilityWave based measurement systemsDiode testingRadarEngineering
The invention relates to an analog front-end circuit capable of testing a breakdown voltage of a photodiode, a method for testing the breakdown voltage of the photodiode and a receiving circuit for alaser radar. Under the control of a controller, a voltage at an anode of the photodiode is adjusted by a voltage-type DAC, and / or a reverse bias voltage of the photodiode of each channel is independently adjusted by adjusting a power supply voltage at a cathode of the photodiode, so the test of the breakdown voltage of the photodiode can be completed, and the photodiode can be adjusted to an optimal working voltage.
Owner:HESAI TECH CO LTD
Handheld equipment specially used for mobile bank terminal
InactiveCN101727704AIntrusion blockedAchieve high integrationComplete banking machinesCoded identity card or credit card actuationSimplex communicationSubscriber identity module
The invention relates to a mobile phone and an application method thereof, wherein the main body of the mobile phone can be provided with a module which can store a plurality of mobile bank fund accounts and a plurality of dynamic password groups at the same time and has the password safety protection function and the POS (point of sale) machine near-field payment function. The mobile bank fund accounts and the dynamic password groups are memorized in read only memories (ROMs) of an integrated circuit (IC) card, wherein the ROMs stimulate the standard shape of a subscriber identity module (SIM) card; different mobile bank fund accounts are respectively memorized in different ROMs of the IC card; and the user selectively uses more mobile bank fund accounts by inserting and changing different ROMs of the IC card. The module which is provided with the ROMs of the IC card establishes the only communication relation through an element and a base band or the SIM card or a coprocessor, wherein the element is used for realizing the simplex communication. The safety of the passwords memorized in the ROMs of the IC card is protected by replying the circulating long-string dynamic password groups. The module carries out near-field communication for the POS machine by the connection of the base band or the SIM card or the coprocessor with a coupling module antenna.
Owner:李慧
Control method of rotary compressor
InactiveCN101012833AImprove efficiencyLow efficiencyRotary/oscillating piston combinations for elastic fluidsRotary piston pumpsElectric machineOperation mode
The invention relates to a method for controlling the rotary compressor. The compressor has two or more cylinders with different volumes; each cylinder has a piston, an eccentric crank driving the piston and a bearing for supporting the eccentric rank; the sliding groove of at least one cylinder is arranged with sliding spring; the cylinder switches volumes via compressing or non-compressing method, while the compressing mode is mode 1 and the non-compressing mode is mode 2; the compressor has an external valve which can utilize the high and low pressures at the start of compressor for switch the pressure of sliding room between low and high pressures; the compressor uses one of seven operation modes in the whole process or their combination. The invention can control the refrigerating ability of compressor at highest rotation speed with fixed motor efficiency, to improve the efficiency.
Owner:GUANGDONG MEIZHI COMPRESSOR
Differential protection method for preventing abnormally great number of sampling values
ActiveCN104201645AAvoid the problem of rapid protection misoperationDoes not affect reliabilityEmergency protective arrangements for automatic disconnectionFull cycleData acquisition
The invention provides a differential protection method for preventing abnormally great number of sampling values. The differential protection method includes steps of starting sudden change of current or current effective value when abnormally great number of sampling values of a device to be protected is generated; after starting protection, waiting for a cycle of data, and starting allowance criteria if the abnormally great number of the sampling values in one cycle is continuously or intermittently generated and data calculated by full-cycle Fourier algorithm satisfy action criteria. The differential protection method is applicable to various differential protections such as differential protection of transformer and other quick-break actions, and the problem that misoperation of the protection device is caused by abnormalities of the sampling value of a data acquisition system of the protection device when electromagnetic interference occurs at the mounting position of the protection device or hardware of the protection device is abnormal is avoided.
Owner:北京天能继保电力科技有限公司
Method for forming semiconductor device and method for forming MIM capacitor
ActiveCN103346067AUniform thicknessGood electrical propertiesSemiconductor/solid-state device manufacturingCapacitancePower semiconductor device
The invention provides a method for forming a semiconductor device and a method for forming an MIM capacitor. The method for forming the semiconductor device comprises the steps that a substrate is provided; a first interlayer dielectric layer which comprises a first metal interconnection layer and a second metal interconnection layer is formed on the substrate; a second interlayer dielectric layer which comprises first metal plugs and second metal plugs is formed on the first interlayer dielectric layer, the first metal interconnection layer and the second metal interconnection layer; a first conductive material layer is formed on the second interlayer dielectric layer, the first metal plug and the second metal plug; a capacitor dielectric layer is formed on the first conductive material layer above the first metal interconnection layer; a second conductive material layer is formed on the capacitor dielectric layer and the first conductive material layer; the second conductive material layer and the first conductive material layer above the first interlayer dielectric layer placed between the first metal interconnection layer and the second metal interconnection layer are etched until the second interlayer dielectric layer is exposed. The semiconductor device formed by the method is good in electrical property.
Owner:SHANGHAI HUAHONG GRACE SEMICON MFG CORP
Transformer substation/power plant secondary circuit direct-current ground indicator and application thereof
ActiveCN102129005AReduce volumeDoes not affect reliabilityFault locationAcousto-opticsElectric equipment
The invention provides a transformer substation / power plant secondary circuit direct-current ground indicator and application thereof. The indicator comprises a leakage current detection module, a signal processing module, an acousto-optic alarm module, an alarm threshold setting module and a power supply module; the leakage current detection module is a zigzag coil and is used for detecting leakage current passing through the direct-current circuit of the coil; the leakage current is analyzed and calculated by the signal processing module and compared with the set leakage current alarm threshold; if the leakage current continuously exceeds the set threshold for multiple times, the acousto-optic alarm module is started to perform acoustic prompt and signal lamp flashing arm; and when the acousto-optic alarm module is connected with an external communication circuit, the leakage current value and the alarm signals are transmitted to receiving equipment. The indicator integrated leakagecurrent sensing, signal processing, alarm and working power supply, can monitor the leakage current of direct-current electric equipment or direct-current electric circuits in real time, provides indication for accurately searching a direct-current grounded point, and is convenient for operation and maintenance personnel to timely and accurately process insulated destructive faults of a direct-current system.
Owner:CHONGQING YUANHU TECH
Connector and connector system
InactiveCN1871747AIncrease heightConnection will not affectElectrically conductive connectionsTwo-part coupling devicesElectrical conductorAbutment
Owner:3M INNOVATIVE PROPERTIES CO
Method for preparing narrow-side display device
ActiveCN104345501AImprove wettabilityImprove adsorption capacityNon-linear opticsDisplay deviceEngineering
A method for manufacturing a display apparatus comprises: performing radiation processing on a polyimide film at a sealed position of a substrate, so as to make the polyimide film at the sealed position of the substrate generate a free radical; and coating frame sealing glue at the sealed position, and performing consolidation. By performing radiation processing on a polyimide film, a cracking reaction of a surface group of the polyimide film occurs to generate a free radical; mutual reactions can occur between the free radical and an active group of the frame sealing glue, so that the bonding strength is increased, and the problems such as liquid crystal puncture, liquid crystal pollution and poor reliability are avoided.
Owner:BEIJING BOE OPTOELECTRONCIS TECH CO LTD
Method and device used in program tracking and electronic device
ActiveCN106326099AAvoid remodelingDoes not affect reliabilitySoftware testing/debuggingTraffic capacityProgram tracing
The invention discloses a method and a device used in program tracking and an electronic device, as well as a traffic control method and device and the electronic device. The method used in the program tracking comprises the steps of receiving a calling request which is sent by a calling party and is corresponding to a special program; according to the calling request, and generating a tracking identifier; and executing each level of subprogram included in the special program, generating tracking data of the subprogram for at least one subprogram after the subprogram is executed, and storing corresponding records of the tracking identifier and the tracking data of the subprogram. By adopting the method provided by the invention, a non-OSGi (Open Service Gateway initiative) application program, when tracking and recording a function operating condition of the OSGi subprogram, can separate a tracking processing logic and a service processing logic of the subprogram, and the transformation at a source code level on each subprogram is prevented; and thus, the effect of not affecting the robustness and the reliability of non-OSGi application program service processing is achieved.
Owner:ALIBABA GRP HLDG LTD
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