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Rainfall prediction method, system and electronic device
ActiveCN107703564AReduce mistakesTo achieve the purpose of complementary advantagesWeather condition predictionBiological neural network modelsPrediction systemDeep neural networks
Owner:SHENZHEN INST OF ADVANCED TECH CHINESE ACAD OF SCI
Method for estimating rotating speed of brushless direct current motor
InactiveCN104993765AHigh precisionImprove performanceElectronic commutation motor controlVector control systemsKaiman filterParticle swarm algorithm
The invention discloses a method for estimating the rotating speed of a brushless direct current motor. In allusion to a problem that a Kalman filter system noise matrix and a measurement noise matrix are difficult to be acquired in estimation of a Kalman filter for the rotating speed of the brushless direct current motor, the invention provides a method in which the system noise matrix and the measurement noise matrix are optimized at first by using an ant colony algorithm and a particle swarm algorithm, and then estimation for the rotating speed is carried out by using an extended Kalman filter. The algorithm integrates advantages of the ant colony algorithm and the particle swarm algorithm, and the particle swarm algorithm is introduced into the ant colony algorithm in allusion to defects that a prematurity phenomenon easily occurs in the ant colony algorithm and that the particle swarm algorithm is poor in local searching ability in a later period, thereby enabling ant colony algorithm to have characteristics of the particle swarm algorithm. The optimized Kalman filter is applied to estimation of the rotating speed of the brushless direct current motor, thereby being capable of improving the precision in estimation for the rotating speed of the brushless direct current motor.
Owner:CHONGQING UNIV
Multilingual cloud compiling method and system for achieving dynamic interception and extension of system functions
ActiveCN106293808AImplement dynamic intercept extensionIncrease flexibilityProgram loading/initiatingMemory systemsMaintainabilityBusiness requirements
The invention discloses a multilingual cloud compiling method and system for achieving dynamic interception and extension of system functions. According to business requirements, a method needing to be extended is marked with an interception label; before an item is compiled, target interception labels corresponding to the system functions needing to be extended are screened; then, for the method marked with the target interception labels, during local compiling, a compiling interception device code is added at the corresponding position according to the target interception labels, and then according to the interception device code, a corresponding business logic interception code is compiled through cloud compiling and runs. By means of the multilingual cloud compiling method and system, the business logic interception code can be dynamically and remotely added in real time through the interception labels according to the business requirements, and therefore during system running, the business logic interception code is compiled through cloud compiling and then is directly introduced and runs, previous codes are not influenced, a dynamic scrip engine system is achieved, then, dynamic interception and extension of the system functions are achieved, and flexibility, openess, maintainability and scalability of extension of the system functions are improved.
Owner:BEIJING BEISEN CLOUD COMPUTING CO LTD
Parallax image fusion method of multiband stereo camera
ActiveCN111260597AEasy to embedImprove computing efficiencyImage enhancementImage analysisParallaxImaging processing
The invention discloses a parallax image fusion method of a multiband stereo camera, and belongs to the field of image processing and computer vision. According to the method for obtaining the pixel parallax confidence information by utilizing the intermediate output of binocular parallax estimation, the confidence information can be used for judging the parallax confidence of the position and assisting parallax fusion. The confidence coefficient obtaining process makes full use of the calculated intermediate output, can be conveniently embedded into the traditional parallax estimation process, and is high in calculation efficiency, simple and easy to operate. According to the multi-band stereo camera parallax fusion method provided by the invention, the parallax image participating in fusion is obtained according to the binocular image of the corresponding band, the information of each band is fully utilized, Meanwhile, the introduction of uncertainty and errors is avoided. And accurate information of each waveband can be selected according to a strategy of fusing the parallax according to the confidence, so that the purpose of advantage complementation of multi-waveband equipmentis achieved.
Owner:DALIAN UNIV OF TECH +1
Method and system for achieving system function dynamic extension and replacement through multi-language cloud compilation
ActiveCN106293863AImprove reusabilityReduce writingSpecific program execution arrangementsMemory systemsMulti languageMaintainability
The invention discloses a method and system for achieving system function dynamic extension and replacement through multi-language cloud compilation. According to interception labels, service logic interception codes corresponding to to-be-extended system functions are stored in a script storage library; interception device codes are compiled at corresponding position adding places according to the interception labels during local compiling, and corresponding service logic interception codes are compiled and run through cloud compilation according to the interception device codes. The corresponding service logic interception codes can be added online in real time according to service requirements, and therefore the service logic interception codes can be directly introduced and run after being compiled through cloud compilation during system running, previous codes are not influenced at all, a dynamic script engine system is obtained, system function dynamic interception extension is then achieved, and the flexibility, openness, maintainability and scalability of system function extension are improved.
Owner:BEIJING BEISEN CLOUD COMPUTING CO LTD
Heat pump hot water system and control method thereof
ActiveCN109059280ARealize the heating function of circulation-direct heating integrationEnhance hot water supply capacityFluid heatersElectricityWater storage tank
The invention discloses a heat pump hot water system and a control method of the heat pump hot water system. The system comprises a controller, a heat pump unit, a water storage tank and a water supply pipeline. The first water outlet end of the water storage tank is communicated with the water inlet end of the heat pump unit to form a first pipeline, and the water storage tank is communicated with the water outlet end of the heat pump unit to form a second pipeline. The water storage tank, the first pipeline, the heat pump unit and the second pipeline are sequentially connected to form a circulating heating loop, and the water supply pipeline, the first pipeline, the heat pump unit and the water storage tank are sequentially connected to form a direct heating loop. The water supply pipeline is provided with a water supply pump, a first electromagnetic two-way valve, a flow sensor and a second electromagnetic two-way valve which are sequentially connected in series, and the first pipeline is provided with a circulating water pump which is electrically connected with the controller. By the adoption of the heat pump hot water system and the control method, the integration of a circulating heating mode and a direct-heating heating mode of a heat pump water heater can be effectively achieved, and the hot water supply capacity of the heat pump water heater is improved, so that improvement of the use comfort of users is facilitated.
Owner:GUANGDONG PHNIX ECO ENERGY SOLUTION
Method for dynamically intercepting and extending functions of systems by means of multi-language cloud compiling
ActiveCN106250179AIncrease flexibilityIncrease opennessProgram loading/initiatingMaintainabilityMulti language
The invention discloses a method for dynamically intercepting and extending functions of systems by means of multi-language cloud compiling. Business interception codes can be compiled and executed by the aid of interception tags. The method particularly includes detecting whether extension and interception are available or not and determining codes of interception devices if the extension and interception are available; searching corresponding examples from memories by the aid of the codes of the interception devices and invoking and operating the corresponding examples by the aid of multi-language dynamic script execution engines; generating corresponding examples by means of compiling by the aid of corresponding script compiling engines according to language types of the codes of the interception devices if the corresponding examples are unavailable. The method has the advantages that the codes of the interception devices can be compiled by means of multi-language cloud compiling when the systems are operated, compiled codes can be directly introduced and operated without influence on the previous codes, accordingly, dynamic script engine systems can be implemented, the functions of the systems can be dynamically intercepted and extended, and the functional extension flexibility, openness, maintainability and scalability of the systems can be improved.
Owner:BEIJING BEISEN CLOUD COMPUTING CO LTD
Low-orbit heterogeneous satellite network routing method and system
ActiveCN112019260ATo achieve the purpose of complementary advantagesImprove transmission efficiencyRadio transmissionNetworked systemHeterogeneous network
The invention discloses a low-orbit heterogeneous satellite network routing method and system. The method comprises the following steps: initializing a data packet transmitted in a low-orbit heterogeneous satellite network system model; obtaining packet initialization status, circularly traversing the path according to the initial state of the data packet to obtain an optimal routing path; performing congestion by utilizing reinforcement learning to improve the path transmission efficiency, so that the purpose of advantage complementation between heterogeneous satellites is achieved; and meanwhile, taking the balanced packet loss rate and the end-to-end time delay as targets, so that the problem of satellite failure is solved through the mobile Agent; and therefore, routing calculation isfurther assisted, the low communication delay advantage of the low-earth-orbit satellite can be fully utilized, and resource integration among different constellations can be realized, so that the problems of low single-layer satellite communication coverage capability and poor performance are solved, the proposed scheme conforms to the future development trend, the balance of time delay and packet loss performance is remarkably improved, and the method is suitable for increasing communication requirements.
Owner:XI AN JIAOTONG UNIV
Mode switch control method of hot water system of heat pump
InactiveCN109059281ARealize the heating function of circulation-direct heating integrationEnhance hot water supply capacityFluid heatersMechanical apparatusWater storage tankEngineering
The invention discloses a mode switch control method of a hot water system of a heat pump. The method comprises the following steps: when the hot water system of the heat pump operates, keeping a heatpump unit in a started state; when the hot water system operates in a circulating heating mode, starting a circulating water pump of a first pipeline and keeping a valve of a water supply pipeline inan opened state, and detecting the current flow of the water supply pipeline in real time; when the current flow of the water supply pipeline is greater than the preset minimum flow, stopping the circulating water pump to switch to a direct heat type heating mode; when the hot water system operates in the direct heat type heating mode, opening the valve of the water supply pipeline and closing the circulating water pump; when a water level switch of a water storage tank is closed, starting the circulating water pump and closing the valve of the water supply pipeline or decreasing the opennessof the valve of the water supply pipeline to switch to the circulating heating mode. The method provided by the invention integrates the circulating and direct heat type heating modes of a hot watermachine of the heat pump effectively and improves the hot water supply ability of the hot water machine of the heat pump, so that the using comfort of a user is improved favorably.
Owner:GUANGDONG PHNIX ECO ENERGY SOLUTION
Method and device for generating advertisements
ActiveCN106886917AIssues that reduce the impact of ad qualityTo achieve the purpose of complementary advantagesAdvertisementsComputer Aided DesignSoftware engineering
The invention relates to a method and a device for generating advertisements and belongs to the field of computer auxiliary design. The method for generating the advertisements comprises a request step, a reception step and an optimization step. The request step comprises that a crowdsourcing request for advertisement design is sent to a crowdsourcing platform server. The reception step comprises that a plurality of crowdsourcing design schemes obtained by the crowdsourcing platform server based on the crowdsourcing request are received. The optimization step comprises that the obtained crowdsourcing design schemes are optimized and the obtained optimized design scheme is taken as the design scheme. The method fully utilizes advantages of the designer and the automatic design of the computer and effectively prevents defects of the designer and the computer, so as to achieve the effect of complementing each other's advantages. The method can be widely applied to the advertisement design industry.
Owner:ZHEJIANG UNIV
Satellite optical fiber compass system and integrated navigation method thereof
InactiveCN106249260AQuick navigation functionPrecise NavigationSagnac effect gyrometersSatellite radio beaconingFiberNavigation safety
The invention relates to a satellite optical fiber compass system and a combined navigation method thereof. Its technical characteristics are: the system includes two GNSS antennas, a satellite compass unit and an optical fiber compass unit, and the two GNSS antennas, satellite compass units and optical fiber compass units are connected in sequence Together; the integrated navigation method uses satellite direction finding information and fiber optic gyroscope information for error compensation and attitude calculation, and at the same time adds polar region processing design to obtain high-precision, high-reliability ship heading and attitude information. The invention is reasonable in design, it combines the advantages of satellite direction finding and optical fiber gyroscope, learns from each other, has the characteristics of high precision, fast start-up, convenient use, etc., can realize all-weather, full-latitude direction determination and attitude determination, and helps to ensure the navigation of ships Safety.
Owner:TIANJIN NAVIGATION INSTR RES INST
Depth estimation acceleration method of multiband stereo camera
PendingCN111210481AGuaranteed Computational EfficiencyMeet real-time requirementsImage enhancementImage analysisStereo cameraImaging processing
The invention belongs to the field of image processing and computer vision, and discloses a depth estimation acceleration method of a multiband stereo camera. In a depth estimation process and a binocular stereo matching process of each waveband, through compressing the matching image, on one hand, a parallel equipotential error brought by binocular image correction is counteracted, so that matching is more accurate, and on the other hand, the calculation overhead is reduced. Besides, before cost aggregation, sparse matching is carried out by carrying out transverse compression on the cost graph, so that the calculation overhead is reduced again. And the disparity maps obtained in different modes are fused to obtain all-weather, more complete and more accurate depth information.
Owner:DALIAN UNIV OF TECH +1
Antibacterial TPU and PVC blended composite film and preparation method thereof
The invention belongs to the technical field of thin films and particularly discloses an antibacterial TPU (Thermoplastic Polyurethane) and PVC (Polyvinyl Chloride) blended composite film. The antibacterial TPU and PVC blended composite film is prepared from raw materials of the TPU, the PVC, polylactic acid, hydroxypropyl methacrylate, trifluoropropylmethyldichlorosilane and the like. A preparation method of the antibacterial TPU and PVC blended composite film comprises the following steps: firstly, mixing the TPU with the PVC and mixing; secondly, heating the molten mixture obtained in the first step and plasticizing until complete plasticizing is finished; thirdly, filtering the completely-plasticized mixture, removing impurities and the like. The antibacterial TPU and PVC blended composite film prepared with the preparation method disclosed by the invention has better sterilization and antibacterial effects and longer service life; by using TPU and PVC blended modified composite fabric, the two substance are blended to fully realize respective characteristics. The weather resistance, wear resistance, oil resistance, chemical resistance, low temperature resistance and bonding characteristics with other resin of the PVC can be improved by using the TPU to modify the PVC, and further the impact strength of the PVC is improved.
Owner:宁波鼎峰新材料科技有限公司
Braking system integrated with electro-hydraulic braking source wheel-side coupling device and control method thereof
ActiveCN112141067AComplete brake functionGood adaptabilityBraking action transmissionBrake safety systemsElectric machineryTreadle
The invention relates to a braking system integrated with an electro-hydraulic braking source wheel-side coupling device and a control method thereof. The braking system comprises a braking pedal assembly; the braking pedal assembly is connected with a braking part of a motor power-assisted main cylinder; a motor power-assisted assembly is connected with the braking pedal assembly and a braking main cylinder; the braking main cylinder is connected with a hydraulic braking adjusting part through a main cylinder oil pipe; a hydraulic braking adjusting unit of the hydraulic braking adjusting partis connected with the electro-hydraulic wheel-side coupling device through a wheel cylinder oil pipe; a braking motor output end of a motor wheel-side braking part is connected with a thrust mechanism through a speed reducing mechanism; a braking motor is electrically connected with a braking motor controller, and the output end of the thrust mechanism acts on the electro-hydraulic wheel-side coupling device; the electro-hydraulic wheel-side coupling device comprises a three-way connector; the hydraulic braking adjusting unit is connected with the first end of the three-way connector througha wheel cylinder oil pipe; the second end of the three-way connector is connected with a first wheel cylinder assembly through a first oil pipe; the third end of the three-way connector is connected with a second wheel cylinder assembly through a second oil pipe; and the first wheel cylinder assembly is connected with the second wheel cylinder assembly through a brake disc.
Owner:TSINGHUA UNIV
Acellular matrix particle compounded with human mesenchymal stem cell culture supernatant component as well as preparation method and application of acellular matrix particle
ActiveCN114392395AIncrease abundanceIncrease concentrationTissue regenerationProsthesisCell-Extracellular MatrixAcellular matrix
The invention discloses an acellular matrix particle compounded with a human mesenchymal stem cell culture supernatant component as well as a preparation method and application of the acellular matrix particle. The invention specifically discloses a preparation method of composite acellular matrix particles, which comprises the following steps: mixing human mesenchymal stem cell culture supernatant and acellular matrix particles in proportion, and freeze-drying to obtain the composite acellular matrix particles. Aiming at the problem that the acellular matrix loses cytokines, the acellular dermal matrix is made into acellular dermal microparticles under the action of mechanical force, the concentrated mesenchymal stem cell supernate is added into the acellular dermal microparticles, and then freeze-drying preservation is performed, so that the concentration of the cytokines in the mesenchymal stem cell supernate is improved, and the content of the cytokines in the mesenchymal stem cell supernate is reduced. According to the acellular dermal matrix, the storage life of the acellular dermal matrix is prolonged, the abundance of cytokines of the acellular dermal matrix can be improved, and the acellular dermal matrix is used as a carrier, so that the functions of an extracellular matrix and culture supernatant cytokines are better exerted.
Owner:ACADEMY OF MILITARY MEDICAL SCI
A rainfall prediction method, system and electronic equipment
ActiveCN107703564BTo achieve the purpose of complementary advantagesReduce mistakesWeather condition predictionBiological neural network modelsData informationAtmospheric sciences
Owner:SHENZHEN INST OF ADVANCED TECH CHINESE ACAD OF SCI
A dual-ion battery using a ternary composite material as a negative electrode and a preparation method thereof
ActiveCN108448165BBig choiceRaise the potentialCell electrodesFinal product manufactureElectrolytic agentElectrical battery
The invention relates to a dual-ion battery using a ternary composite material as a negative electrode and a preparation method thereof. A metal / carbon / graphene ternary composite material is prepared by a one-step high-temperature carbothermal reduction method. The metal / carbon / graphene ternary The composite material is used as the negative electrode, the graphite material is used as the positive electrode and the metal salt electrolyte is assembled into a dual-ion battery. The preparation method of the invention is simple, environmentally friendly, simple and easy to obtain raw materials, good cycle performance under high current, and high coulombic efficiency.
Owner:BEIJING UNIV OF CHEM TECH
A low-orbit heterogeneous satellite network routing method and system
ActiveCN112019260BTo achieve the purpose of complementary advantagesImprove transmission efficiencyRadio transmissionNetworked systemEngineering
The invention discloses a low-orbit heterogeneous satellite network routing method and system. By initializing the data packets transmitted in the low-orbit heterogeneous satellite network system model, the initialization state of the data packet is obtained, and the path is obtained by cyclically traversing the initial state of the data packet. The optimal routing path uses reinforcement learning to reduce congestion, improve path transmission efficiency, and achieve the purpose of complementary advantages between heterogeneous satellites. At the same time, it aims to balance the packet loss rate and end-to-end delay, and solve satellite failure problems through mobile agents , so as to further assist routing calculations, the heterogeneous network of low-orbit satellites can not only make full use of the low communication delay advantages of low-orbit satellites, but also realize resource integration between different constellations, so as to overcome the insufficient coverage of single-layer satellite communication and various The problem of poor performance, the proposed scheme is in line with the future development trend, and the balance of delay and packet loss performance has been significantly improved, which is suitable for the growing communication needs.
Owner:XI AN JIAOTONG UNIV
Method and system for multi-language cloud compilation to realize dynamic interception and extension of system functions
ActiveCN106293808BImplement dynamic intercept extensionIncrease flexibilityCode compilationMaintainabilityMulti language
The invention discloses a multilingual cloud compiling method and system for achieving dynamic interception and extension of system functions. According to business requirements, a method needing to be extended is marked with an interception label; before an item is compiled, target interception labels corresponding to the system functions needing to be extended are screened; then, for the method marked with the target interception labels, during local compiling, a compiling interception device code is added at the corresponding position according to the target interception labels, and then according to the interception device code, a corresponding business logic interception code is compiled through cloud compiling and runs. By means of the multilingual cloud compiling method and system, the business logic interception code can be dynamically and remotely added in real time through the interception labels according to the business requirements, and therefore during system running, the business logic interception code is compiled through cloud compiling and then is directly introduced and runs, previous codes are not influenced, a dynamic scrip engine system is achieved, then, dynamic interception and extension of the system functions are achieved, and flexibility, openess, maintainability and scalability of extension of the system functions are improved.
Owner:BEIJING BEISEN CLOUD COMPUTING CO LTD
High-response high-resolution absolute value encoder with dual encoding systems
InactiveCN108426593AHigh precisionHigh resolutionConverting sensor outputImage resolutionImage sensor
The invention discloses a high-response high-resolution absolute value encoder with dual encoding systems, which comprises an absolute encoding system and an incremental encoding system, wherein the absolute encoding system is formed by an external double gradient spiral channel group and an internal double gradient spiral channel group of a coded disc, a CCD image sensor and a CCD image sensor mounting base, the incremental encoding system is formed by an equally spaced stripe channel group of the coded disc, a reflective sensor and a reflective sensor base; the coded disc is provided with acenter hole and a positioning hole, the coded disc is positioned and fixed with an output shaft through the center hole and the positioning hole, the output shaft is tightly matched with an inner ringof an output shaft bearing, an outer ring of the output shaft bearing is tightly matched with a fixed support, the CCD image sensor is fixed with the fixed support through the CCD image sensor mounting base, and the reflective sensor is fixed with the fixed support through the reflective sensor mounting base. The absolute value encoder disclosed by the invention solves a problem that the traditional encoder needs a reset operation or is low in response speed in the case of high resolution and the like, and has the advantages of high speed, high resolution, high reliability and the like.
Owner:何锋
A method for online interception and extension of system dynamic functions through multi-language cloud compilation
ActiveCN106250178BIncrease flexibilityIncrease opennessProgram loading/initiatingSoftware reuseMulti languageMaintainability
The invention discloses a method for realizing dynamic function online interception expansion of a system through multilingual cloud compilation. By intercepting a tag, compilation and execution of a business logic interception code are realized, and then the compilation and the execution are carried out. The compilation running process specifically comprises the steps of detecting whether expansion interception exists or not, and if the expansion interception exists, determining the business logic interception code; searching for a corresponding instance from a memory, and calling and running the corresponding instance by utilizing a multilingual dynamic script execution engine; and if the corresponding instance does not exist, performing compilation by utilizing a corresponding script compilation engine according to a language type of the business logic interception code to generate the corresponding instance. According to the method, the business logic interception code can be directly introduced and runs after being compiled through multilingual cloud compilation in system running, so that a previous code is not influenced, a dynamic script engine system is realized, the dynamic function interception expansion of the system is realized, and the flexibility, openness, maintainability and expandability of system function expansion are improved.
Owner:BEIJING BEISEN CLOUD COMPUTING CO LTD
A method and device for generating an advertisement
ActiveCN106886917BIssues that reduce the impact of ad qualityTo achieve the purpose of complementary advantagesAdvertisementsComputer Aided DesignCrowd sourcing
The invention relates to a method and device for generating advertisements, belonging to the field of computer-aided design. The method for generating advertisements of the present invention includes a requesting step, a receiving step and an optimizing step. Wherein, the requesting step includes sending a crowdsourcing request for designing advertisements to the crowdsourcing platform server; the receiving step includes receiving multiple crowdsourcing design schemes obtained by the crowdsourcing platform server based on the crowdsourcing request; Optimization, to obtain the optimized design scheme is the selected design scheme. This method makes full use of the respective advantages of designers and computer automated design, and can efficiently avoid the shortcomings of the two, achieving the effect of complementary advantages, which can be widely used in the advertising design industry.
Owner:ZHEJIANG UNIV
A Parallax Image Fusion Method for Multi-band Stereo Camera
ActiveCN111260597BEasy to embedImprove computing efficiencyImage enhancementImage analysisParallaxImaging processing
The invention discloses a parallax image fusion method of a multi-band stereo camera, which belongs to the fields of image processing and computer vision. The method proposed by the present invention uses the intermediate output of binocular disparity estimation to obtain pixel disparity confidence information. The confidence information can be used to judge the position disparity reliability and assist disparity fusion. The confidence degree acquisition process makes full use of the intermediate output of the calculation, which can be easily embedded into the traditional disparity estimation process, with high calculation efficiency, simple and easy operation. In the multi-band stereo camera parallax fusion method proposed by the present invention, the disparity map involved in fusion is obtained from binocular images of corresponding bands, fully utilizes the information of each band, and avoids introducing uncertainty and errors at the same time. According to the strategy of disparity fusion based on confidence, the accurate information of each band can be selected to achieve the purpose of complementary advantages of multi-band equipment.
Owner:DALIAN UNIV OF TECH +1
A high coercive force, high energy product sintered NdFeB permanent magnet material and its preparation method
ActiveCN113215497BImprove stabilityReduce consumptionTransportation and packagingMetal-working apparatusHigh energyIntermetallic
The present invention provides a high coercive force, high energy product sintered NdFeB permanent magnet material and its preparation method, comprising a main alloy and at least one auxiliary alloy, the main alloy including at least one RE biased towards high energy product design 2 (Fe,M) 14 B master alloy A of intermetallic compound and at least one RE biased towards high coercivity design 2 (Fe,M) 14 The main alloy B of B intermetallic compound, the auxiliary alloy is a grain boundary phase substance, and the main alloy and the auxiliary alloy are mixed in a solid state. Before mixing, the main alloy is first made into alloy flakes, and the auxiliary alloy is made into Alloys in the form of flakes, blocks or larger particles. The invention discloses a high coercive force, high energy product sintered NdFeB permanent magnet material and its preparation method, which provides a process and technology for mass production of high coercive force and high energy product "double high" sintered NdFeB permanent magnet materials Technical Support.
Owner:GANZHOU FORTUNE ELECTRONICS
Dual-ion battery adopting ternary composite material as negative electrode, and preparation method thereof
ActiveCN108448165ABig choiceImprove Coulombic efficiencyFinal product manufactureCell electrodesIonCvd graphene
The invention relates to a dual-ion battery adopting a ternary composite material as a negative electrode, and a preparation method thereof. A metal / carbon / graphene ternary composite material is prepared by adopting a one-step high-temperature carbon thermal reduction method; and then the metal / carbon / graphene ternary composite material used as the negative electrode, a graphite type material usedas a positive electrode, and a metal salt electrolyte are assembled into the dual-ion battery. The preparation method is simple and green and environment friendly, the raw materials are simple and easily available, and high cycle performance in a high current and high coulombic efficiency are achieved.
Owner:BEIJING UNIV OF CHEM TECH
A method for implementing system dynamic function interception extension through multi-language cloud compilation
ActiveCN106250179BIncrease flexibilityIncrease opennessProgram loading/initiatingSoftware reuseMulti languageMaintainability
The invention discloses a method for dynamically intercepting and extending functions of systems by means of multi-language cloud compiling. Business interception codes can be compiled and executed by the aid of interception tags. The method particularly includes detecting whether extension and interception are available or not and determining codes of interception devices if the extension and interception are available; searching corresponding examples from memories by the aid of the codes of the interception devices and invoking and operating the corresponding examples by the aid of multi-language dynamic script execution engines; generating corresponding examples by means of compiling by the aid of corresponding script compiling engines according to language types of the codes of the interception devices if the corresponding examples are unavailable. The method has the advantages that the codes of the interception devices can be compiled by means of multi-language cloud compiling when the systems are operated, compiled codes can be directly introduced and operated without influence on the previous codes, accordingly, dynamic script engine systems can be implemented, the functions of the systems can be dynamically intercepted and extended, and the functional extension flexibility, openness, maintainability and scalability of the systems can be improved.
Owner:BEIJING BEISEN CLOUD COMPUTING CO LTD
Braking system with integrated electro-hydraulic braking source wheel side coupling device and its control method
ActiveCN112141067BImprove operational reliabilitySafe and reliable brakingBraking action transmissionBrake safety systemsCouplingElectric machinery
Owner:TSINGHUA UNIV
Method and device for vacuum electro-osmotic drainage for reinforcing dredged silt soil
The invention relates to a vacuum electro-osmotic drainage method for reinforcing dredged silt soil and a panel sliding machine for the vacuum electro-osmotic drainage method, and is suitable for large-area sea land reclaiming and low-lying land filling engineering. The method comprises the following technical steps of (1) embedding anodes; (2) dredging; (3) punching drainage panels on a silt surface, wherein the panel sliding machine can travel on the silt surface, move left and right, punch the drainage panels, and the like, and the punching depth of the drainage panels is 7m to 8m; (4) paving a weaving fabric; (5) paving cathodes, wherein the cathodes are respectively made of EKG (electro-kinetic geosynthetics) material to form a perforated filter tube shape, and then the cathodes can replace part of horizontal drainage branch pipes; and (6) paving vacuum films, and carrying out vacuum punching and electro-osmotic treatment. The method has the advantages that the cathodes and the anodes are arranged at the middle part, the upper part and the lower part of a soil layer in the electro-osmotic process, the drainage panels are punched by the panel sliding machine, and the vacuum precompression, the electro-osmotic treatment and the water covering precompression are combined together, so the advantages are complemented; and the method is especially suitable for the newly dredged soil with small permeability coefficients, the treatment work period is greatly shortened, and the treatment effect is improved.
Owner:厦门合诚水运工程咨询有限公司
A heat pump hot water system and its control method
ActiveCN109059280BRealize the heating function of circulation-direct heating integrationEnhance hot water supply capacityFluid heatersThermodynamicsWater storage tank
The invention discloses a heat pump hot water system and a control method of the heat pump hot water system. The system comprises a controller, a heat pump unit, a water storage tank and a water supply pipeline. The first water outlet end of the water storage tank is communicated with the water inlet end of the heat pump unit to form a first pipeline, and the water storage tank is communicated with the water outlet end of the heat pump unit to form a second pipeline. The water storage tank, the first pipeline, the heat pump unit and the second pipeline are sequentially connected to form a circulating heating loop, and the water supply pipeline, the first pipeline, the heat pump unit and the water storage tank are sequentially connected to form a direct heating loop. The water supply pipeline is provided with a water supply pump, a first electromagnetic two-way valve, a flow sensor and a second electromagnetic two-way valve which are sequentially connected in series, and the first pipeline is provided with a circulating water pump which is electrically connected with the controller. By the adoption of the heat pump hot water system and the control method, the integration of a circulating heating mode and a direct-heating heating mode of a heat pump water heater can be effectively achieved, and the hot water supply capacity of the heat pump water heater is improved, so that improvement of the use comfort of users is facilitated.
Owner:GUANGDONG PHNIX ECO ENERGY SOLUTION
Method and system for realizing dynamic expansion and replacement of system functions by multi-language cloud compilation
ActiveCN106293863BRealize dynamic script engine systemIncrease flexibilityExecution for user interfacesCode compilationMaintainabilityMulti language
The invention discloses a method and system for achieving system function dynamic extension and replacement through multi-language cloud compilation. According to interception labels, service logic interception codes corresponding to to-be-extended system functions are stored in a script storage library; interception device codes are compiled at corresponding position adding places according to the interception labels during local compiling, and corresponding service logic interception codes are compiled and run through cloud compilation according to the interception device codes. The corresponding service logic interception codes can be added online in real time according to service requirements, and therefore the service logic interception codes can be directly introduced and run after being compiled through cloud compilation during system running, previous codes are not influenced at all, a dynamic script engine system is obtained, system function dynamic interception extension is then achieved, and the flexibility, openness, maintainability and scalability of system function extension are improved.
Owner:BEIJING BEISEN CLOUD COMPUTING CO LTD
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