Patents
Literature
Hiro is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
Hiro

47results about How to "Guarantee applicability" patented technology

Temperature cycling test device for OPPC (optical fiber composite phase conductor) connector box and test method

InactiveCN102519711AFlexible and controllable temperature rangeAdapt to the actual environmentMeasurement of fluid loss/gain rateTesting optical propertiesUltrasound attenuationTime domain
The invention provides a temperature cycling test device for an OPPC (optical fiber composite phase conductor) connector box and a test method. The test method is used for studying the performance change of the OPPC connector box at an extremely low temperature and an extremely high temperature so as to ensure safety and stability in operation of the practical engineering. The test device comprises an auxiliary extension optical cable, a high/low-temperature test box and an optical fiber attenuation tester (or optical time-domain reflectometer); and the test method comprises the steps of: splicing and coiling optical fiber in the connector box body, sealing the connector box body, splicing test auxiliary extension OPPC optical cable, configuring the optical fiber attenuation tester, performing an attenuation test method and the like. In the invention, the high/low-temperature test box simulates the dynamically changing external environment for the OPPC connector box so that the temperature range of the high/low-temperature cycling test is flexible and controllable and better conforms to the practical environment; and in the splicing of the test auxiliary extension OPPC optical cable, a long-enough optical fiber channel is provided for the optical fiber attenuation monitoring by connecting the optical fibers in series, thereby ensuring the reliability of the test result.
Owner:CHINA ELECTRIC POWER RES INST +1

Communication method for Internet of Things platform and equipment and device thereof, equipment and storage medium

PendingCN111464322APlatform applicability is guaranteedRealize the needs of debuggingData switching networksHigh level techniquesInternet of ThingsSoftware engineering
The invention discloses a communication method for an Internet of Things platform and equipment and a device thereof, the equipment and a storage medium. The method comprises the following steps: receiving an uplink message sent by the equipment; judging whether the equipment belongs to to-be-debugged equipment or not; and under the condition that the equipment is judged to belong to the equipmentto be debugged and tested, identifying a second debugging and testing parameter in the uplink message, configuring a third debugging and testing parameter for the equipment based on the protocol specification and the second debugging and testing parameter, and sending a debugging and testing message comprising the third debugging and testing parameter to the equipment. Therefore, according to theinvention, parameters which cannot be customized by a user can be opened; the message is reassembled after being subjected to normal logic processing of the Internet of Things platform, parameters defined by a user are brought into the message for reprocessing in combination with specific protocol specifications, the requirement of the user for full-downlink message adjustable testing is met, andadjustment testing and robustness verification of normal logic of equipment are met.
Owner:ALIBABA GRP HLDG LTD

On-line dynamic balance adjustment system based on temperature-controlled shape memory alloy and control method thereof

The invention discloses an on-line dynamic balance adjustment system based on a temperature-controlled shape memory alloy and a control method thereof. The system comprises a balance head body. The balance head body comprises a shell. A rotating shaft passes through a through hole in the center of the shell to be fixedly connected with the shell. Four mass blocks are arranged around the through hole in the shell. Each mass block sleeves on an arc-shaped slide bar through an arc-shaped channel arranged on the mass block. Each arc-shaped slide bar is circumferentially distributed around the through hole. The two ends of each arc-shaped slide bar are fixed on the bracket in the shell. The arc-shaped slide bar arranged between the two ends of each mass block and the bracket is sleeved with a spring-shaped shape memory alloy. The spring-shaped shape memory alloy is electrically connected with the rotor part of a conductive slip ring, and the stator part of the conductive slip ring is electrically connected with a power supply device. The bearing support of the rotating shaft is provided with a vibration sensor used for measuring the imbalance amount in all directions during rotation ofthe rotating shaft. The dynamic balance can be realized through the current change, the principle is simple and miniaturization is easy and the system is suitable for high-precision rotor dynamic balance.
Owner:XIDIAN UNIV

Laneway side support design method based on weak plane shear and support theories

InactiveCN106407553AReduce support materials and support costsGuarantee scientific and applicabilityGeometric CADDesign optimisation/simulationCoalEngineering
The invention discloses a laneway side support design method based on weak plane shear and support theories. The laneway side support design method comprises the following steps: building a stress balance mechanical model for a slip failure of rock mass around a half coal and rock laneway along a certain weak plane alpha under the action of external force; judging a critical condition under which a shear failure occurs on surrounding rocks on a half coal and rock laneway side; determining that shearing strength on an inner side of the laneway in a direction of 45 degrees is maximum; building a support mechanical model for the half coal and rock laneway side based on the shearing strength principle that the rock mass needs to be pressed against a largest shearing weak plane on a largest shearing block after being reinforced and supported by anchor rods; and giving a calculation formula for the number n of the anchor rods on the weak planes on the laneway side and a length l of an ith anchor rod in order to design the laneway side support. Through adoption of the method, support materials are reduced; the support cost is lowered; and a beneficial reference is provided for scientific performance and applicability of support parameters.
Owner:DIZHEN COAL MINE SHANDONG TAISHAN ENERGY +2

Voltage conversion circuit and display device

The invention discloses a voltage conversion circuit and a display device. The voltage conversion circuit comprises a voltage output module, a power supply branch, a voltage conversion module and a switch module. The first end of the power supply branch is connected with a power supply, and the power supply branch converts supplied electric energy outputted by the power supply into a first direct-current voltage. A dimming control signal is inputted into a dimming signal input end of the voltage conversion module, and a pulse width modulation signal is inputted into a modulation signal input end of the voltage conversion module. The voltage conversion module generates a voltage driving signal according to the dimming control signal and generates a switch control signal according to the pulse width modulation signal. The switch module is connected between the voltage conversion module and the power supply branch, and performs overvoltage protection of the power supply branch according to the switch control signal. The voltage output module is connected with the second end of the power supply branch, the voltage conversion module and the electric equipment, and the voltage output module outputs a second direct current voltage according to the first direct current voltage and the voltage driving signal so that the electric equipment can be in a rated working state.
Owner:HEFEI HUIKE JINYANG TECH

Military aircraft test flight full-cycle comprehensive supportability dynamic evaluation model

PendingCN110490445AVerify comprehensive securityEnsure security requirementsResourcesField serviceSatisfaction rate
The invention discloses a military aircraft test flight full-cycle comprehensive supportability dynamic evaluation model, which comprises basic indexes and element indexes. The basic indexes comprisetechnical data, equipment resources, spare part resources and flight guarantee. The element indexes of the technical data comprise the one-time submission qualification rate of the process. The element indexes of the equipment resources comprise an equipment utilization rate, an equipment satisfaction rate and an effective rate of field service guarantee. The element indexes of the spare part resources comprise a spare part utilization rate and a spare part satisfaction rate. The element indexes of the flight guarantee comprise a full-optimal flight date rate and a full-optimal flight guarantee date rate. According to the invention, a preliminary quantitative conclusion is provided for the comprehensive guarantee of the airplane. A design shaping basis is provided for comprehensive guarantee of an airplane. A continuously improved basis is provided for the comprehensive guarantee of the aircraft test flight stage. A reference is provided for the use guarantee after the aircraft is assembled with an army, so that the comprehensive supportability of the military aircraft in a test flight complete period is verified, and the supportability requirement of the aircraft is ensured.
Owner:CHENGDU AIRCRAFT INDUSTRY GROUP

Network traffic equalization segmentation system and segmentation method

The invention provides a balanced splitting system and method for network traffics. The system and the method are mainly used for solving the problem in the prior art that the increasing demand on network bandwidth is hard to meet due to the fact that the load of an initial traffic splitting node is too large and the overall performance is low. The system comprises a splitting unit, a balanced splitting unit and a receiving unit, wherein the splitting unit is used for receiving an original network traffic and carrying out source / destination-address-field-based coarse splitting on the network traffic; the balanced splitting unit is used for receiving coarse-split network traffics and carrying out session-based balanced splitting on the coarse-split network traffics; and the receiving unit is used for receiving finally-split traffics and carrying out further analytical processing on the finally-split traffics according to actual demands. According to the system and the method, the load of the initial traffic splitting node is reduced, the overall performance of the system is improved, and the efficiency of the distributed analysis and processing of the network traffics is favorably increased, so that the system and the method can be applied to the identification and intrusion detection of the network traffics.
Owner:XIDIAN UNIV

Balanced splitting system and method for network traffics

The invention provides a balanced splitting system and method for network traffics. The system and the method are mainly used for solving the problem in the prior art that the increasing demand on network bandwidth is hard to meet due to the fact that the load of an initial traffic splitting node is too large and the overall performance is low. The system comprises a splitting unit, a balanced splitting unit and a receiving unit, wherein the splitting unit is used for receiving an original network traffic and carrying out source / destination-address-field-based coarse splitting on the network traffic; the balanced splitting unit is used for receiving coarse-split network traffics and carrying out session-based balanced splitting on the coarse-split network traffics; and the receiving unit is used for receiving finally-split traffics and carrying out further analytical processing on the finally-split traffics according to actual demands. According to the system and the method, the load of the initial traffic splitting node is reduced, the overall performance of the system is improved, and the efficiency of the distributed analysis and processing of the network traffics is favorably increased, so that the system and the method can be applied to the identification and intrusion detection of the network traffics.
Owner:XIDIAN UNIV

Multi-arm associated polyurethane composite modified organic silicon softener emulsion and preparation method thereof

The invention relates to the field of polyurethane modified organic silicon softener emulsion for finishing hand feeling styles of various textiles, and discloses a preparation method of a multi-arm associated polyurethane composite modified organic silicon softener emulsion. The method comprises the following steps of preparing raw materials; performing dehydration pretreatment; performing primary end sealing; carrying out secondary end sealing; and mixing and emulsifying. Various polymers in the softener emulsion prepared by the method can be effectively associated with one another, and blending modification of a traditional organic silicon softener is realized on textile fibers in an intermolecular entanglement manner, wherein the self-made polyurethane modified polysiloxane polymer has three long-chain branched arms with different structures, and a plurality of multi-arm structure molecules have a certain series connection property. Compared with the traditional organic silicon softener, the softener emulsion provided by the invention can endow various textiles with obviously better hydrophilicity and high-elasticity hand feeling; and the product is low in emulsifier content, safe, environment-friendly and convenient to use, and has a good market prospect.
Owner:WUHAN TEXTILE UNIV

Automatic adjusting type fluency strip goods shelf

The invention discloses an automatic adjusting type fluent strip goods shelf, and particularly relates to the technical field of fluent strips. The automatic adjusting type fluent strip goods shelf comprises six frame transverse strips, wherein sealing blocks are arranged at the left ends and the right ends of the corresponding two frame transverse strips respectively, supporting rods are slidably connected to the upper surfaces of the sealing blocks, the top ends of the supporting rods are fixedly connected with frame vertical rods, the top ends of the frame vertical rods are fixedly connected with connecting blocks, the right side face of the left frame vertical rod is fixedly connected with a mounting shell, and two fluency strip frames are slidably connected into the mounting shell. By arranging an air pressure device, a fluency strip frame, an elastic device and a pushing device, compared with the prior art, the situation that small or large goods fall or topple during transportation is reduced, the stability of the fluency strip goods shelf during goods transportation is further guaranteed, and when the fluency strip goods shelf is used, the condition that the goods fall off to be damaged or lost is not prone to occurring, and therefore the applicability of the fluency strip goods shelf is guaranteed.
Owner:宿迁永泰邦辰知识产权运营管理有限公司

Sleeping berth with dual-lock positioning mechanism

The invention relates to a sleeping berth with a dual-lock positioning mechanism. The sleeping berth with the dual-lock positioning mechanism comprises a berth surface, a main lock box, a first center shaft, an auxiliary lock box, a second center shaft, a lock core outer shell, a swing plate, a pull wire and a lock core, wherein the first center shaft can extend out of the right side surface of the berth surface by means of the right end of a first elastic recover means arranged on the first center shaft; the bottom surface of the auxiliary lock box is provided with a lock core outer shell hole; the second center shaft can extend out of the left side surface of the berth surface by means of the left end of a second elastic recovery means arranged on the second center shaft; the lock core outer shell is fixedly assembled into the lock core outer shell hole of the auxiliary lock box; the swing plate is arranged in the auxiliary lock box and the first end of the swing plate is connected with the right end of the second center shaft; the right end of the pull wire is connected with the left end of the first center shaft, and the left end of the pull wire is connected with the second end of the swing plate; the lock core is used for providing rotation force for the swing plate. The sleeping berth with the dual-lock positioning mechanism is stable in performance, is long in service life, is difficult to damage, not only can meet the need for lying, but also can meet the need of sitting, meets multiple requirements for passengers, and provides convenience for rest of the passengers.
Owner:青岛美莱轨道股份有限公司

A backpack type meteorological monitoring support box used in high mountain environment

The invention relates to a backpack type meteorological monitor support case used in high-mountain environment. The backpack type meteorological monitor support case is characterized in that a flexible solar panel is attached to the outer surface of a case body, a global positioning system support, a temperature and humidity sensor support and a wind speed sensor support are arranged outside the support case, an air pressure sensor is arranged at an air pressure sensor mounting position in the support base, the connecting wire of the sensor is connected with a data collector inside the support case through an entrance hole, the flexible solar panel on the surface layer of the support case is connected with a gel battery, the gel battery is connected with the data collector through a solar power supply controller, locking buckles are arranged on the two sides of the support case, and backpack straps are arranged on the back face of the support case. The backpack type meteorological monitor support case is light, and has the advantages of being movable and capable of supplying power, resisting water and falling, and being easy to carry on the back in the operation process, data collecting personnel carry out meteorological data collection in real time through the backpack straps.
Owner:NORTHWEST INST OF ECO ENVIRONMENT & RESOURCES CAS

A Design Method of Roadway Side Support Based on Weak Surface Shear Support Theory

Disclosed is a tunnel side wall support design method based on a weak plane shear support theory. The tunnel side wall support design method comprises the following steps: building a force balance mechanical model for a slip failure of a rock mass around a half coal and rock tunnel along a certain weak plane α under the action of an external force; judging a critical condition at which a shear failure occurs on surrounding rocks on a half coal and rock tunnel side wall; determining that the shear strength on an inner side of the tunnel in a direction of 45° is maximum; building a support mechanical model for the half coal and rock tunnel side wall based on the shear strength principle that the rock mass needs to be pressed against the largest shearing weak plane on the largest shearing block after being reinforced and supported by anchor rods; and providing a calculation formula for the number n of the anchor rods on the weak planes on the tunnel side and a length li of the i-th anchor rod in order to design the tunnel side wall support. By means of the method, support materials are reduced, the support cost is reduced, and a beneficial reference is provided for the scientific performance and applicability of support parameters.
Owner:DIZHEN COAL MINE SHANDONG TAISHAN ENERGY +2

On-line dynamic balance adjustment system and control method based on temperature-controlled shape memory alloy

The invention discloses an on-line dynamic balance adjustment system based on a temperature-controlled shape memory alloy and a control method thereof. The system comprises a balance head body. The balance head body comprises a shell. A rotating shaft passes through a through hole in the center of the shell to be fixedly connected with the shell. Four mass blocks are arranged around the through hole in the shell. Each mass block sleeves on an arc-shaped slide bar through an arc-shaped channel arranged on the mass block. Each arc-shaped slide bar is circumferentially distributed around the through hole. The two ends of each arc-shaped slide bar are fixed on the bracket in the shell. The arc-shaped slide bar arranged between the two ends of each mass block and the bracket is sleeved with a spring-shaped shape memory alloy. The spring-shaped shape memory alloy is electrically connected with the rotor part of a conductive slip ring, and the stator part of the conductive slip ring is electrically connected with a power supply device. The bearing support of the rotating shaft is provided with a vibration sensor used for measuring the imbalance amount in all directions during rotation ofthe rotating shaft. The dynamic balance can be realized through the current change, the principle is simple and miniaturization is easy and the system is suitable for high-precision rotor dynamic balance.
Owner:XIDIAN UNIV

Preparation method and application of spider thread drug-loaded oral sustained-release membrane

The invention relates to a preparation method and application of a spider thread drug-loaded oral sustained-release membrane, in particular to a pre-membrane-forming drug-loading method by blending a drug solution or a drug composition with a natural spider thread solution, the loaded drug is inosine, a Kangfuxin drug or a drug composition of the inosine and the Kangfuxin drug, and the spider thread is Jingzhaochbrachys jingzhaochys jingzhaochys jingzhaochys jingzhaochys jingzhaochys jingzhaochys jingzhaochys. The spider thread drug-loaded oral sustained-release membrane prepared by the method is good in biocompatibility, can successfully load Kangfuxin drug and/or inosine drug molecules and slowly release the drug, the drug release time of the spider thread drug-loaded oral sustained-release membrane in artificial saliva and the oral cavity of a human body is not less than 4 hours, and the spider thread drug-loaded oral sustained-release membrane is not degraded in the artificial saliva for 160 hours and is degraded in artificial gastric juice for 24 hours; the spider-thread medicine-carrying oral sustained-release membrane has certain tensile strength and adhesive force, can be applied to oral buccal membrane parts, gingiva and sublingual parts, is convenient to carry, use and replace in daily life, does not influence the safety of oral mucosa, and is suitable for home nursing and inter-diagnosis treatment of various oral ulcers.
Owner:SICHUAN GOODDOCTOR PHARMA GRP +1

A Robust Optimization Method for Airport Resource Scheduling

ActiveCN114358446BComply with actual airport operation scenariosThe scheduling plan is reasonableForecastingResourcesResource assignmentParking space
The invention relates to a robust optimization method for airport resource scheduling, which belongs to the technical field of airport resource allocation and solves the problems of poor robustness and low solution efficiency of existing airport parking stand scheduling schemes. Including building an objective function based on the gate operating cost, gate robustness cost and tractor usage cost, establishing a scheduling optimization model and converting it to a linear relaxation model; constructing a corresponding weighted directed graph based on the aircraft activity set of each gate ; Obtain the initial set of scheduling schemes for each parking position, solve the solution of the restricted master problem, calculate the dual variable, obtain the shortest path of the weighted directed graph of each parking position and its inspection number in a loop, and set the inspection number less than 0 The scheduling scheme corresponding to the shortest path is added to the scheduling scheme set and continues to be solved until the solutions of the constrained master problem are all integer solutions; based on the integer solution and the final scheduling scheme set, the gate scheduling optimization scheme is obtained. Realized the reasonable and efficient allocation of airport resources.
Owner:BEIHANG UNIV

A corona test method for optical fiber composite overhead phase line splice box

InactiveCN102998601BFacilitates precise testing of transfer characteristicsGuarantee safety and reliabilityTesting dielectric strengthFiberEngineering
The invention relates to a corona test device for an OPPC (optical fiber composite phase conductor) connector box and a test method of the corona test device. The corona test device comprises the connector box, a test auxiliary prolonging OPPC optical cable, a test auxiliary prolonging ADSS (all-dielectric self-supporting) optical cable, a voltage source, an optical fiber attenuation monitor and an ultraviolet imager. High-voltage positive electrode of the voltage source is connected with an upper box body of the connector box through a voltage increasing line; a high-voltage negative electrode of the voltage source is grounded; one end of test auxiliary prolonging OPPC optical cable is connected with the upper box body of the connector box, one end of the test auxiliary prolonging OPPC optical cable is connected with a lower box body of the connector box, and the other end of the test auxiliary prolonging OPPC optical cable is connected with the optical fiber attenuation monitor through tail fiber; and the ultraviolet imager is used for observing generation and disappearance of corona on the connector box in corona test process under non-darkness condition in the daytime. The test device and the test method are used for laboratory simulation test for corona performance of the OPPC connector box in an OPPC operation line of 330 KV or more than 330 KV voltage level under assigned voltage.
Owner:CHINA ELECTRIC POWER RES INST +1

Backpack type meteorological monitor support case used in high-mountain environment

The invention relates to a backpack type meteorological monitor support case used in high-mountain environment. The backpack type meteorological monitor support case is characterized in that a flexible solar panel is attached to the outer surface of a case body, a global positioning system support, a temperature and humidity sensor support and a wind speed sensor support are arranged outside the support case, an air pressure sensor is arranged at an air pressure sensor mounting position in the support base, the connecting wire of the sensor is connected with a data collector inside the support case through an entrance hole, the flexible solar panel on the surface layer of the support case is connected with a gel battery, the gel battery is connected with the data collector through a solar power supply controller, locking buckles are arranged on the two sides of the support case, and backpack straps are arranged on the back face of the support case. The backpack type meteorological monitor support case is light, and has the advantages of being movable and capable of supplying power, resisting water and falling, and being easy to carry on the back in the operation process, data collecting personnel carry out meteorological data collection in real time through the backpack straps.
Owner:NORTHWEST INST OF ECO ENVIRONMENT & RESOURCES CAS
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Try Eureka
PatSnap group products