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Urban bus dynamic scheduling optimization method and system
ActiveCN107330547AImprove operation scheduling efficiencyLow costForecastingResourcesDecision modelOperational costs
The present invention belongs to the data processing technology field, and discloses an urban bus dynamic scheduling optimization method and system. The method comprises: on the basis of obtaining information such as degree of congestion of a bus, a road congestion condition, bus real-time location and the like, establishing a three-layer scheduling decision model comprising a time frame bus-times model, a departing time decision model and a path changing model; realizing information interaction of people, vehicles and roads through an internet technology; determining optimal time frame bus times through the time frame bus-times model from the beginning of balancing bus operating cost, passenger waiting time and riding comfort; taking the maximum total meeting times and the minimum total meeting stations of an area as a target regulation departing moment through the departing time decision model so as to effectively reduce the probability of transferring and waiting; and employing the idea of being far away from a jamming road by employing the path changing model to effectively improve the running speed and reduce the following station passenger waiting time, and arranging response stations to allow passengers having missed the stations to get off.
Owner:CHONGQING JIAOTONG UNIVERSITY
Wide-temperature high-efficiency air source heat pump unit with anti-frosting function and operating method thereof
ActiveCN101806519AImprove efficiencyImprove low temperature adaptabilityHeat pumpsCorrosion preventionSolenoid valveEngineering
The invention relates to an air source heat pump unit and an operating method thereof. A compressor is communicated with an indoor heat exchanger through a first on-and-off valve and a four-way reversing valve; the indoor heat exchanger is connected with a bidirectional liquid accumulator through a first one-way valve; one path is connected to the compressor through an anti-frosting coil, a third throttle valve, an outdoor heat exchanger, the four-way reversing valve, the bidirectional liquid accumulator and a second on-and-off valve; the other path is connected to the compressor through an electromagnetic valve, a second throttle valve and the second on-and-off valve; the first one-way valve is connected in parallel with the first throttle valve; the third throttle valve is connected in parallel with a second one-way valve; the compressor is communicated with the outdoor heat exchanger through the first on-and-off valve and the four-way reversing valve; and the outdoor heat exchanger is connected with the bidirectional liquid accumulator through the second one-way valve and the anti-frosting coil, and then is connected to the compressor through the first throttle valve, the indoor heat exchanger, the four-way reversing valve, the bidirectional liquid accumulator, and the second on-and-off valve. The air source heat pump unit has the advantages of wide temperature application range, frosting delay, and high-efficiency operation all year round.
Owner:广东吉荣空调有限公司
Outdoor mobile robot photovoltaic automatic charging method
InactiveCN103944202AStrong regional adaptabilityRealize automatic adjustmentBatteries circuit arrangementsElectric powerGyroscopeAutomatic control
The invention relates to an outdoor mobile robot photovoltaic automatic charging method. The method comprises a GPS receiver (1), an electronic compass (2), an inertia gyroscope (3), a light intensity sensor (4), a power supply voltage measuring circuit (5), a controller (6), a linear push rod motor (7), a push rod motor-drive circuit (8), a limiting protection circuit (9), a solar energy photovoltaic plate (10), a solar energy charging control circuit (11) and a charging battery (12). When an outdoor mobile robot is at an under-voltage state, a work state can be paused, the outdoor mobile robot is automatically controlled to perform azimuth adjustment, a linear push rod is driven, and the solar energy photovoltaic plate can face sunlight for photovoltaic charging. After the charging is finished, the solar energy photovoltaic plate can be automatically lowered, and the normal operation state of the robot is recovered.
Owner:HENAN POLYTECHNIC UNIV
Movable in-situ sensing and measuring device for near-surface atmospheric composition
InactiveCN102331482ARealize the requirements of in-situ measurementRealize dynamic visual simulation analysisMaterial analysisAtmospheric layerGas composition
The invention discloses a movable in-situ sensing and measuring device for a near-surface atmospheric composition. The device comprises an air suspension device which is taken as a moving tool for an instrument in an atmospheric layer, wherein a safety rope for ensuring safety and positioning is tied on the air suspension device; a geographical space positioning module, a microprocessor, a communication module, a gas measuring module and a gas concentration sensor are arranged on the air suspension device; the geographical space positioning module is used for receiving a signal of a global positioning system according to a data acquisition command of the microprocessor, and determining the geographical space position of the air suspension device; and the gas concentration sensor is used for detecting the concentration of a tested gas composition in the atmospheric layer, sending a command according to data of the microprocessor, and transmitting the gas concentration signal and the geographical space position to a ground monitoring center in a wireless mode. The movable in-situ sensing and measuring device for the near-surface atmospheric composition provided by the invention has rich measuring parameters, higher measuring accuracy and low cost.
Owner:HANGZHOU NORMAL UNIVERSITY
Vehicle axle load dynamic identification method and system based on arch bridge suspender force influence surface loading
ActiveCN112347535AImprove adaptabilityStrong regional adaptabilityGeometric CADDesign optimisation/simulationAutomatic controlStructural engineering
The invention discloses a vehicle axle load dynamic identification method based on arch bridge suspender force influence surface loading. The method comprises the steps of extracting beam type and structure parameter control information; extracting theoretical suspender influence surface control information of the arch bridge suspender force measurement point; correcting a suspender force influence surface according to a loading test arch bridge suspender force influence line result; setting an arch bridge suspender force threshold corresponding to triggering identification of vehicle axle load identification; enabling the vehicle axle load identification system to identify a vehicle axle load through the arch bridge. The invention integrates big data, machine learning, deep learning, safety monitoring, automatic control, computer technology, precision sensing technology and other comprehensive applications, realizes reverse identification of arch bridge vehicle load based on arch bridge suspender force caused by structural dynamic load as identification parameter on the basis of extraction of structural characteristic parameters and real-time structural response, and the identification system and method for a new generation of intelligent monitoring products with intelligent calculation as the core and self-induction, self-adaptation, self-learning and self-decision as the significant characteristics are achieved.
Owner:CHINA RAILWAY SIYUAN SURVEY & DESIGN GRP
Method for recovering nickel and vanadium from waste FCC (fluid catalytic cracking) catalyst through reduction smelting
The invention discloses a method for recovering nickel and vanadium from a waste FCC (fluid catalytic cracking) catalyst through reduction smelting. The method comprises steps as follows: a reducing agent, a collecting agent and a fluxing agent are added to the waste FCC catalyst, all components are mixed uniformly, and a mixed material to be smelted is obtained; the mixed material to be smelted is subjected to the reduction smelting by a smelting furnace at the smelting temperature of 1,500-1,700 DEG C for 15-30 min, and nickel-vanadium iron melt, slag melt and flue gas are obtained; the nickel-vanadium iron melt is subjected to casting by a pig casting machine to form nickel-vanadium ingot iron; the slag melt is subjected to water quenching cooling to form slag; the flue gas is purified by a flue gas purification system to be tail gas up to the standard, and then the tail gas is discharged. The method can greatly increase the recovery rate of nickel and vanadium, adopts a simple process and is low in production cost and high in geographical adaptability, and produced wastewater, waste gas and slag are non-toxic and have little influence on the environment.
Owner:BEIJING GENERAL RES INST OF MINING & METALLURGY
Regional landslide hazard rainfall early warning method and system
InactiveCN107516402AComplete scientific rigorStrong regional adaptabilityAlarmsEarly warning systemStatistical analysis
The invention discloses a regional landslide hazard rainfall early warning method and system. For overcoming the defects that in the prior art, according to a landslide hazard rainfall early warning threshold value determined by drawing a lower envelop line in a scatter diagram, the position of the lower envelop is random, and the threshold value is likely to be small, the regional landslide hazard rainfall early warning method comprises the steps that the region is within the landslide hazard early warning range, rainfall capacity data is monitored inside a disaster frequent-occurrence period, and when the rainfall capacity meets the early warning condition, corresponding landslide hazard early warning signals are given out. The rainfall capacity early warning conditions are composed of the judgment rainfall Rc and various levels of early warning threshold values, wherein Rc is a monitoring object in rainfall early warning, and Rc and the various levels of early warning threshold values are determined and obtained through a statistical analysis method on the basis of historic rainfall and landslide hazard data within the regional range. The invention further provides an early warning system utilizing the method. The method is reliable in principle, key rainfall capacity early warning conditions in the method can be obtained on the basis of regional hazard data, and the regional adaptability is high.
Owner:INST OF MOUNTAIN HAZARDS & ENVIRONMENT CHINESE ACADEMY OF SCI
Preparation method and application of comb-shaped block polycarboxylate superplasticizer
The invention belongs to the technical field of super plasticizers and discloses a preparation method and application of a comb-shaped block polycarboxylate superplasticizer. According to the invention, a halide is used as an initiator, metal copper ions and ligands are used as a catalytic system, unsaturated acid ester is taken as a monomer, and a free radical polymerization reaction is carried out to generate a macromolecular initiator; then the macromolecular initiator is taken as an initiator and unsaturated polyether is used as a monomer to generate a comb-shaped block copolymer; and thecomb-shaped block copolymer is subjected to acidolysis to obtain the comb-shaped block superplasticizer, wherein carboxylic acid chain segments obtained by acidolysis serve as anchoring groups to be adsorbed on the surface of cement particles, and hydrophilic polyether is used as steric hindrance groups, so that dispersibility reduction of cement particles due to influence of calcium ions in cement pores on the carboxylic acid chain segments can be prevented, and finally, the cement particles are uniformly dispersed. Meanwhile, a large amount of free water generated by agglomeration is released, so that the purpose of improving fluidity of cement slurry is achieved. The super plasticizer has the characteristics of low mixing amount, high cement slurry fluidity and the like.
Owner:中科广化(重庆)新材料研究院有限公司 +2
Method and system for dynamically identifying vehicle axle load based on stay cable force influence surface loading
ActiveCN112362148AStrong regional adaptabilityGood adaptability to environmental conditionsGeometric CADWeighing indication devicesAutomatic controlStructural engineering
The invention discloses a method for dynamically identifying a vehicle axle load based on stay cable force influence surface loading. The method comprises the following steps: extracting beam type andstructure parameter control information; extracting the cable force influence surface control information of the stay cable force measurement points; correcting influence surface design parameters according to a static load test result of the cable-stayed bridge; setting a corresponding stay cable force threshold value for triggering a vehicle axle load identification system; enabling the stay cable force vehicle axle load identification system to identify the vehicle axle load; and triggering a cable-stayed bridge safety risk early warning system through a stay cable force. Big data, machinelearning, deep learning, safety monitoring, automatic control, computer technology, precision sensing technology and the like are integrated, stay cable force caused by structural dynamic load is used as identification parameters on the basis of structural characteristic parameter extraction and real-time structural response, cable-stayed bridge passing vehicle load is reversely identified, a newgeneration of intelligent monitoring product takes intelligent calculation as a core and takes self-induction, self-adaptation, self-learning and self-decision as significant characteristics.
Owner:CHINA RAILWAY SIYUAN SURVEY & DESIGN GRP
Special fertilizer for Lonicera macranthoides
ActiveCN103058743AFix post-processing issuesAchieve recyclingFertilizer mixturesLivestock manureRipening
The invention provides a special fertilizer for Lonicera macranthoides, which is characterized by comprising the following components in percentage by weight: 50.0-70.0% of composted chicken manure or any other poultry or livestock manure (by dry matter weight), 25.0-45.0% of inorganic fertilizer (by dry matter weight), and filler. The invention also discloses an application method of the special fertilizer for Lonicera macranthoides. The special fertilizer for Lonicera macranthoides has the advantages of high harmless degree, high organic content and abundant nutrient substances, and is beneficial to growth and ripening of Lonicera macranthoides.
Owner:CHONGQING ACAD OF CHINESE MATERIA MEDICA
Dehumidification drying equipment and method controlled by new energy assistance and wide temperature section
ActiveCN105403003AStrong regional adaptabilityGuaranteed uptimeDrying gas arrangementsDrying machines with local agitationSolar air collectorNew energy
The invention discloses dehumidification drying equipment and a dehumidification drying method controlled by new energy assistance and wide temperature section. The dehumidification drying equipment comprises a dehumidification room and a drying room, wherein the dehumidification room is arranged at one side of the drying room, an air supply room is arranged at the other side of the drying room, blowing holes are formed in the common wall of the air supply room and the drying room, and a dehumidification device and a drying device are arranged in the dehumidification room. The dehumidification drying equipment further comprises a solar air collector arranged at the top of the drying room, a collector air inlet is formed at one side of the solar air collector, a collector exhaust duct connected with an exhaust duct B is arranged at the other side of the solar air collector, and a collector electromagnetic regulating valve used for regulating exhaust air rate is arranged on the pipeline of the collector exhaust duct. According to the invention, new energy assistance and wide temperature section automatic regulation are added on the basis of conventional energy resources, so that dehumidification drying can be carried out on different varieties of grains, forest products and traditional Chinese medical materials needing different drying temperature.
Owner:王正宇
Vehicle axle load dynamic identification method and system based on vertical displacement influence surface loading
ActiveCN112362149AStrong regional adaptabilityGood adaptability to environmental conditionsWeighing indication devicesDesign optimisation/simulationAutomatic controlSimulation
The invention discloses a method for dynamically identifying a vehicle axle load by loading a vertical displacement influence surface. The method comprises the following steps: extracting beam type and structural parameter control information; extracting theoretical displacement influence surface control information of the vertical displacement measurement points; correcting the displacement influence surface according to the loading test bridge displacement influence surface result; setting a vertical displacement threshold value corresponding to triggering identification of vehicle axle weight identification; enabling the vehicle axle load recognition system to recognize the axle load of the vehicle passing through the bridge; and triggering a bridge safety risk early warning system through vertical displacement. The method integrates big data, machine learning, deep learning, safety monitoring, automatic control, computer technology, precision sensing technology and other comprehensive applications, realizes reverse identification of bridge vehicle load based on vertical displacement caused by structural dynamic load as identification parameter on the basis of extraction of structural characteristic parameters and real-time structural response, and improves the accuracy of bridge vehicle load identification. The recognition system and method for a new generation of intelligent monitoring products with intelligent calculation as the core and self-induction, self-adaptation, self-learning and self-decision as the significant characteristics are achieved.
Owner:CHINA RAILWAY SIYUAN SURVEY & DESIGN GRP
Variable building skin system
PendingCN109057617ATargetedStrong regional adaptabilityLight protection screensPower-operated mechanismData entryEngineering
The invention discloses a variable building skin system. The variable building skin system comprises a window module, an outer louver module, a driving module, a sensor module and a control module. The outer louver module is arranged on the outer side of the window module. The driving module is in transmission connection with the window module and the outer louver module. The sensor module comprises an outdoor unit arranged outdoors and an indoor unit arranged indoors. The control module is in communication connection with the sensor module and the driving module. The variable building skin system has the beneficial effects that variables such as the temperature and illumination of each household are monitored in real time, then data are input into a controller, the skin state needed to bereached by balancing the indoor thermal comfort degree and the indoor light comfort degree is calculated, and then a building skin component is controlled to move to reach the state by the driving module.
Owner:河南省城乡规划设计研究总院股份有限公司
Reinforced rubber sheet suitable for construction on steel plate with oil surface at low temperature, and preparation method thereof
ActiveCN102086352BSimple production processStrong regional adaptabilityFilm/foil adhesivesEpoxy resin adhesivesGlass fiberEpoxy
The invention discloses a reinforced rubber sheet that is suitable for construction on steel plate with oil surface at a low temperature, and preparation method thereof. The reinforced rubber sheet is composed of fiberglass substrate, a bonding layer A and a bonding layer B, wherein the bonding layer A is bonded between the fiberglass substrate and the bonding layer B; the bonding layer A is composed of epoxy resin, an epoxy resin curing agent, acrylonitrile butadiene, a rubber vulcanizing agent, a plasticizer, and filling material. The reinforced rubber sheet possesses simple production process and strong regional adaptability, is suitable for construction on steel plate with oil surface at a low temperature, has good adhering effect, and can avoid operations of heating the reinforced rubber sheet with a baking oven, removing oil on the region where the reinforced rubber sheet is to be bonded, heating etc. that generally exist in present automobile manufacturers in low temperature seasons such as autumn and winter, and thus energy is effectively saved and production efficiency is enhanced.
Owner:北京龙苑伟业新材料有限公司
Pepper vein mottle virus multi-gene joint detection and identification method
PendingCN111808992AStrong specificityHigh sensitivityMicrobiological testing/measurementDNA/RNA fragmentationInclusion bodiesCapsicum cardenasii
The invention provides a pepper vein mottle virus multi-gene joint detection and identification method, and belongs to the field of plant virus detection. The method adopts two primer pairs: CP337-F / CP337-R and CI655-F / CI655-R, and establishes a multi-gene combined detection system based on ChiVMV coat protein (CP) and cytoplasm inclusion body (CI). The method has good specificity, the sensitivityis equivalent to that of single RT-PCR and is 10<-4> orders of magnitudes, and good detection sensitivity is shown. The multi-gene joint detection system established by the invention can simultaneously detect CP and CI gene conserved region fragments of ChiVMV in one reaction, and can meet the requirements of rapid and accurate detection of capsicum vein mottle virus in port entry and exit and agricultural production.
Owner:FUJIAN AGRI & FORESTRY UNIV +1
Quick-building type integrated house with honeycomb structure
InactiveCN106939647AReduce typesQuick buildBuilding constructionsArchitectural engineeringStructural engineering
The invention discloses a quick-building type integrated house with a honeycomb structure. A connecting assembly is used for connecting and combining plate formworks and column formworks to build a support layer, a house bottom layer, an outer wall layer, a house roof layer, a horizontal floor layer, an inner wall layer and a pipeline layer of the house; the support layer, the house bottom layer, the outer wall layer, the house roof layer, the horizontal floor layer, the inner wall layer and the pipeline layer form the honeycomb structure of the house together. Compared with other structures, the quick-building type integrated house has the advantages that the maximum stress can be obtained by minimum material, so that the more economical and firmer building can be built in comparison with similar products; the house assemblies are integrally produced in a modularizing way, the weight of assemblies is light, the mutual splicing and quick building effects can be realized, the number of assembly types is fewer, and the construction type is simple; the energy-saving and efficiency-improving effects are realized, the ecological and environment-protection functions are realized, the building, detachment and installation are quick, and the like.
Owner:山东小鹿信息科技有限公司
Method and system for dynamic identification of vehicle axle load based on vertical displacement affecting surface loading
ActiveCN112362149BStrong regional adaptabilityGood adaptability to environmental conditionsWeighing indication devicesDesign optimisation/simulationAutomatic controlSmart surveillance
Owner:CHINA RAILWAY SIYUAN SURVEY & DESIGN GRP
A kind of four-arm star block polycarboxylic acid superplasticizer and its preparation method and application
The invention discloses a four-arm star-shaped block polycarboxylic acid superplasticizer and its preparation method and application. The superplasticizer is first capped with a halogen-containing carboxylic acid derivative having four hydroxyl molecules, and then A star-shaped four-arm block superplasticizer is finally synthesized by acidolysis, separation and purification of polymers with halogen-terminated four-arm molecules as the structural core and non-traditional unsaturated carboxylic acid derivatives as arms. The invention does not use traditional unsaturated carboxylic acid polymerization, can improve the controllability of structure, and reduce the irritation of unsaturated carboxylic acid in production. The water reducer synthesized by the invention has excellent molecular structure controllability. The product of the invention is solid, has low dosage, high dispersibility, high fluidity, and has the characteristics of convenient transportation and storage, low water absorption and corrosiveness.
Owner:中科广化(重庆)新材料研究院有限公司 +2
Wide-temperature high-efficiency air source heat pump unit with anti-frosting function and operating method thereof
ActiveCN101806519BImprove efficiencyImprove low temperature adaptabilityHeat pumpsCorrosion preventionEngineeringElectromagnetic valve
The invention relates to an air source heat pump unit and an operating method thereof. A compressor is communicated with an indoor heat exchanger through a first on-and-off valve and a four-way reversing valve; the indoor heat exchanger is connected with a bidirectional liquid accumulator through a first one-way valve; one path is connected to the compressor through an anti-frosting coil, a thirdthrottle valve, an outdoor heat exchanger, the four-way reversing valve, the bidirectional liquid accumulator and a second on-and-off valve; the other path is connected to the compressor through an electromagnetic valve, a second throttle valve and the second on-and-off valve; the first one-way valve is connected in parallel with the first throttle valve; the third throttle valve is connected in parallel with a second one-way valve; the compressor is communicated with the outdoor heat exchanger through the first on-and-off valve and the four-way reversing valve; and the outdoor heat exchangeris connected with the bidirectional liquid accumulator through the second one-way valve and the anti-frosting coil, and then is connected to the compressor through the first throttle valve, the indoor heat exchanger, the four-way reversing valve, the bidirectional liquid accumulator, and the second on-and-off valve. The air source heat pump unit has the advantages of wide temperature application range, frosting delay, and high-efficiency operation all year round.
Owner:广东吉荣空调有限公司
A method and system for dynamic scheduling optimization of urban public transportation
ActiveCN107330547BImprove operation scheduling efficiencyLow costForecastingResourcesDecision modelThe Internet
The present invention belongs to the data processing technology field, and discloses an urban bus dynamic scheduling optimization method and system. The method comprises: on the basis of obtaining information such as degree of congestion of a bus, a road congestion condition, bus real-time location and the like, establishing a three-layer scheduling decision model comprising a time frame bus-times model, a departing time decision model and a path changing model; realizing information interaction of people, vehicles and roads through an internet technology; determining optimal time frame bus times through the time frame bus-times model from the beginning of balancing bus operating cost, passenger waiting time and riding comfort; taking the maximum total meeting times and the minimum total meeting stations of an area as a target regulation departing moment through the departing time decision model so as to effectively reduce the probability of transferring and waiting; and employing the idea of being far away from a jamming road by employing the path changing model to effectively improve the running speed and reduce the following station passenger waiting time, and arranging response stations to allow passengers having missed the stations to get off.
Owner:CHONGQING JIAOTONG UNIVERSITY
Process for manufacturing piano striking machine foaming ABS elements
InactiveCN101219572AWill not affect mechanical transmissionWill not affect mechanical transmission performanceDomestic articlesFiberThermal expansion
The invention relates to a manufacturing method of piano string striker parts. A foaming agent ABS, wooden fibers, a weight controlling agent, a color adjusting agent and white oil are mixed evenly in the method, and then the mixture is cast or molded in an injection molding machine. By adopting the method of the invention, the string striker parts are invulnerable to the environmental factors such as heat or coldness, of flexible adaptation, and strong wear resistance and corrosion resistance, high precision and mechanical strength and are more durable than wooden parts.
Owner:陈天浩
Medium-and-high-power gas turbine mobile power station with main body borne by single vehicle and compact design
PendingCN114198203AImprove ground adhesionSolve slipperyVehicle fittings for lifting and manoeuvringGas turbine plantsAutomotive engineeringElectric generator
The invention provides a medium-high power gas turbine mobile power station with a single main body for bearing and compact design, which consists of a main vehicle module integrating a gas turbine, a generator and corollary equipment, an electric control vehicle module, a semitrailer unit and other modularized accessory systems meeting road transportation standards, the box body chassis, the sound insulation box body, the coupler, the generator body, the generator lubricating oil system, the outgoing line busbar, the neutral point cabinet and the outlet circuit breaker cabinet are integrated on a main vehicle module in a transportation state, and the hydraulic leveling system is composed of a plurality of pairs of hydraulic adjusting supporting legs symmetrically distributed on the left side and the right side of the main vehicle module. The electric control system is integrated in the electric control vehicle module unit, the distributed I / O cabinet is distributed on the main vehicle module, and the exhaust system, the air inlet filtering system, the air inlet system, the fuel system, the power output cable and the like are installed in the running state. The high-efficiency mobile power generation device has the advantages of short construction period (no need of on-site mechanical docking), fast unfolding and starting, and large power density.
Owner:中国船舶重工集团公司第七0三研究所
Method and system for dynamic identification of vehicle axle load based on surface loading influenced by cable forces
ActiveCN112362148BStrong regional adaptabilityGood adaptability to environmental conditionsGeometric CADWeighing indication devicesAutomatic controlStructural engineering
The method of dynamic identification of vehicle axle load based on cable force influence surface loading includes: extracting beam type and structural parameter control information; extracting cable force force measurement point cable force influence surface control information; cable-stayed bridge static load test results correction influence Surface design parameters; set the trigger vehicle axle load identification system corresponding to the cable force threshold; the cable force vehicle axle load identification system identifies the vehicle axle load; cable force triggers the safety risk warning system of the cable-stayed bridge. The present invention integrates comprehensive applications such as big data, machine learning, deep learning, safety monitoring, automatic control, computer technology, precision sensing technology, etc., and realizes based on the extraction of structural characteristic parameters and real-time structural response, based on structural dynamic loads. The cable force of the cable-stayed cables is used as the identification parameter to reversely identify the vehicle load of the cable-stayed bridge, and realize the identification method of a new generation of intelligent monitoring products with intelligent computing as the core and self-sensing, self-adapting, self-learning and self-decision-making as the notable features.
Owner:CHINA RAILWAY SIYUAN SURVEY & DESIGN GRP
Combined regenerative energy power supply device
ActiveCN102931688BStrong regional adaptabilityReduce lossSingle network parallel feeding arrangementsWind energy generationPower gridEngineering
Owner:POWER DISPATCHING CONTROL CENT OF GUANGDONG POWER GRID CO LTD
Power head for water well drilling rig
PendingCN110056308ASimple structureSmall and flexibleConstructionsRotary drillingHydraulic motorStructure property
The invention discloses a powerhead for a water well drilling rig. The power head includes a hydraulic motor, a speed changing box, a centre shaft, a bearing chamber, an air seal seat, a scroll, and abit, which are successively distributed from top to bottom, and a power output shaft is arranged on the hydraulic motor; the speed changing box includes a speed changing box upper cover, a connectingshaft casing and planet gears, the bearing chamber is internally connected with an upper tapered roller bearing, a lower tapered roller bearing, and a cylinder roller bearing; the powerhead for the water well drilling rig has the advantages ofsimple structure, small size and flexibility, is convenient to transport, and has good passing ability and high regional adaptability; operation is easy andcan be completed by single person; the ability of the central shaft to withstand combined axial and radial loads dominated by axial loads is increased by tapered roller bearings; the ability of the central shaft to bear the radial load is increased by the cylinder roller bearing to prevent the central shaft from being inclined; and the planet gears work in the same working shaft, havestable structure property, uniform force, and can prevent the radial tilt of the power head.
Owner:山东金开峰机械科技有限公司
Regional landslide disaster rainfall early warning method and early warning system
InactiveCN107516402BComplete scientific rigorStrong regional adaptabilityAlarmsEarly warning systemStatistical analysis
Owner:INST OF MOUNTAIN HAZARDS & ENVIRONMENT CHINESE ACADEMY OF SCI
Structural system and construction method of super large hyperboloid double-layer cable storage tank
ActiveCN110541481BHigh strengthImprove corrosion resistanceExtraordinary structuresBulk storage containerSpring steelMechanical engineering
The present invention relates to the structure system and construction method of a super large hyperboloid double-layer cable storage tank, wherein the super-large hyperboloid double-layer cable storage tank structure system includes a tank top, a tank wall and a tank bottom, and the tank top adopts a hyperboloid double-layer cable Cable structure, the inner ring beam is closed with a reticulated shell structure, and the roof panel is laid on the double-curved double-layer cable structure and the reticulated shell structure. , the outer ring beam and high-strength spring steel pipes, each stabilizing cable and each pressure-bearing cable are fastened together with the T-shaped steel plate bracket through the bolt holes at the upper end of the steel node connected by the cable tubes connected with the stabilizing cable, and the T-shaped steel plate bracket and The upper cover plate fixes the roof plate between the two through high-strength bolts; the tank wall is composed of ordinary concrete sandwiched between the inner plate and the outer plate, and two ring-shaped I-beams are arranged on the top, and the two ring-shaped I-beams are connected to form Ring steel trusses. The invention is used to solve the problem that the conventional steel storage tank has a small volume and cannot well meet the needs of development.
Owner:HEILONGJIANG BAYI AGRICULTURAL UNIVERSITY
A new energy-assisted dehumidification and drying equipment and method for wide temperature range regulation
ActiveCN105403003BStrong regional adaptabilityGuaranteed uptimeDrying gas arrangementsDrying machines with local agitationSolar air collectorNew energy
The invention discloses dehumidification drying equipment and a dehumidification drying method controlled by new energy assistance and wide temperature section. The dehumidification drying equipment comprises a dehumidification room and a drying room, wherein the dehumidification room is arranged at one side of the drying room, an air supply room is arranged at the other side of the drying room, blowing holes are formed in the common wall of the air supply room and the drying room, and a dehumidification device and a drying device are arranged in the dehumidification room. The dehumidification drying equipment further comprises a solar air collector arranged at the top of the drying room, a collector air inlet is formed at one side of the solar air collector, a collector exhaust duct connected with an exhaust duct B is arranged at the other side of the solar air collector, and a collector electromagnetic regulating valve used for regulating exhaust air rate is arranged on the pipeline of the collector exhaust duct. According to the invention, new energy assistance and wide temperature section automatic regulation are added on the basis of conventional energy resources, so that dehumidification drying can be carried out on different varieties of grains, forest products and traditional Chinese medical materials needing different drying temperature.
Owner:王正宇
Method and system for dynamic identification of vehicle axle load based on loading of arch bridge hanger force influence surface
ActiveCN112347535BImprove adaptabilityStrong regional adaptabilityGeometric CADDesign optimisation/simulationAutomatic controlStructural engineering
A method for dynamically identifying the axle load of a vehicle based on loading on an arch bridge hanger force influence surface, comprising: extracting girder type and structural parameter control information; extracting the theoretical hanger force influence surface control information of an arch bridge hanger force measurement point; The rod force influence line result corrects the influence surface of the boom force; sets the trigger recognition vehicle axle load recognition corresponding to the arch bridge boom force threshold; the vehicle axle load recognition system recognizes the vehicle axle load through the arch bridge. The present invention integrates comprehensive applications such as big data, machine learning, deep learning, safety monitoring, automatic control, computer technology, precision sensing technology, etc., and realizes based on the extraction of structural characteristic parameters and real-time structural response, based on structural dynamic loads. The arch bridge hanger force is used as the identification parameter to reversely identify the vehicle load of the arch bridge, realizing a new generation of intelligent monitoring products with intelligent computing as the core, and an identification system and method featuring self-sensing, self-adaptation, self-learning and self-decision-making.
Owner:CHINA RAILWAY SIYUAN SURVEY & DESIGN GRP
Movable in-situ sensing and measuring device for near-surface atmospheric composition
InactiveCN102331482BHigh measurement accuracyImprove efficiencyMaterial analysisAtmospheric layerGas composition
The invention discloses a movable in-situ sensing and measuring device for a near-surface atmospheric composition. The device comprises an air suspension device which is taken as a moving tool for an instrument in an atmospheric layer, wherein a safety rope for ensuring safety and positioning is tied on the air suspension device; a geographical space positioning module, a microprocessor, a communication module, a gas measuring module and a gas concentration sensor are arranged on the air suspension device; the geographical space positioning module is used for receiving a signal of a global positioning system according to a data acquisition command of the microprocessor, and determining the geographical space position of the air suspension device; and the gas concentration sensor is used for detecting the concentration of a tested gas composition in the atmospheric layer, sending a command according to data of the microprocessor, and transmitting the gas concentration signal and the geographical space position to a ground monitoring center in a wireless mode. The movable in-situ sensing and measuring device for the near-surface atmospheric composition provided by the invention has rich measuring parameters, higher measuring accuracy and low cost.
Owner:HANGZHOU NORMAL UNIVERSITY
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