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Tower type solar heat power generation system with double-stage thermal storage
ActiveCN101413719AImprove energy storage utilizationSolving storage difficultiesSolar heating energyFrom solar energyElectric energyDouble stage
The invention relates to the technical field of solar energy thermal power generation and discloses a tower-typed solar energy thermal power generation system with two-stage thermal storage. The system at least comprises a photo-thermal conversion subsystem, a two-stage thermal storage subsystem and a power subsystem; wherein, the photo-thermal conversion subsystem is used for receiving and converging solar radiation energy, converting the received solar radiation energy into heat energy, and transmitting the heat energy to the power subsystem or the two-stage thermal storage subsystem; the two-stage thermal storage subsystem is used for storing the heat energy input by the photo-thermal conversion subsystem and providing the heat energy for the power subsystem when the solar radiation energy is not enough; the power subsystem is used for converting the received heat energy into electrical energy and outputting the electrical energy. By adopting the invention, the problem that the steam is difficult to store is solved, and the difficulty that the running of a steam turbine in the previous tower-typed solar energy thermal power generation proposal by taking the steam as heat absorption working substance is influenced by the unstable and discontinuous solar radiation is overcome.
Owner:江苏中国科学院能源动力研究中心 +1
Program upgrading device based on vehicle Ethernet framework and control method thereof
InactiveCN107450518AImprove writing efficiencyReliable and stable working conditionsElectric testing/monitoringTransmissionEmbedded systemDomain controller
The present invention provides a program upgrading device based on a vehicle Ethernet framework and a control method thereof, a vehicle, a computer device and a computer readable storage medium. The device comprises a controller, an Ethernet gateway, a plurality of domain controllers and a plurality of electronic controllers. The Ethernet gateway is connected with the controllers and the domain controllers through the Ethernet; the domain controllers are connected with the electronic controllers through the Ethernet or a CAN bus; the controllers are configured to determine whether any one electronic controller satisfies an upgrading condition or not according to the whole vehicle network information, the program is sent to the Ethernet gateway when any one electronic controller satisfies the upgrading condition; and the Ethernet gateway is configured to receive the program, and the program is flashed to any one electronic controller through passing through the domain controllers according to the DOIP protocol. The fusion of the flashing schemes between the Ethernet and the CAN and the flashing of multiple electronic controllers are realized.
Owner:BEIJING CHJ AUTOMOTIVE TECH CO LTD
Double-stage heat storage trough type solar thermal power generation system
InactiveCN102242699AReduce mirror field areaLower operating temperatureFrom solar energySolar heat devicesHeat conductingEngineering
The invention discloses a double-stage heat storage trough type solar thermal power generation system. The system comprises a double-stage trough type solar heat collection field, a double-stage heat storage sub-system and a power generation sub-system. The double-stage trough type solar heat collection field comprises a high-temperature heat collection field and a low-temperature heat collection field and is used for receiving and collecting solar radiation energy. The high-temperature heat collection field is used for converting the collected solar radiation energy into heat of high-temperature heat conducting oil. The low-temperature heat collection field is used for converting the solar radiation energy into heat of low-temperature heat conducting oil. The double-stage heat storage sub-system comprises a high-temperature heat accumulator and a low-temperature heat accumulator. The high-temperature heat accumulator is used for storing the high-temperature heat conducting oil output by the high-temperature heat collection field. The low-temperature heat accumulator is used for storing the low-temperature heat conducting oil output by the low-temperature heat collection field. The power generation sub-system is used for converting the heat of the heat conducting oil into steam, converting the steam into electric energy and outputting the electric energy. By using the system disclosed by the invention, a problem of reduction of heat collecting efficiency resulted from high average heat absorption temperature of a mirror field is resolved; furthermore, problems of high high-temperature resistance performance of the mirror field to the conducting oil, high investment of the conducting oil and high power generation cost are resolved.
Owner:INST OF ENGINEERING THERMOPHYSICS - CHINESE ACAD OF SCI
Hot steel slag cracking method
ActiveCN101475998AStable working conditionsStable and efficient recyclingRecycling and recovery technologiesProcess efficiency improvementThermal energyAutomatic control
The present invention relates to an incandescent steel slag cracking method, including: directly pouring the incandescent steel slag in a steel slag cracking furnace, spraying water for thermal stewing cracking, cooling drying discharge and steam heat energy recovery. The invention is characterized in that the incandescent steel slag from the steel plant no longer needs a dedicated storage yard for stacking cooling, namely, the incandescent steel slag can be directly poured in the steel slag cracking furnace for thermal stewing cracking; fork-lift truck and excavator are nor required in the whole process form self-loading furnace to discharging from furnace; the steel wall material of the cracking furnace has stable working conditions, and is free from man-made mechanical damages, so that its service life will be more than 5 years; sensible heat of the incandescent steel slag can be stably and efficiently recovered, and the whole process can realize PLC automated control; the system investment is approximately 50% of the existing technology, operating cost is 60% of the pot stewing technology, the metal recovery rate is improved 10% or more, water from the furnace cinder is less than 5%; a 500,000 tons / year steel slag processing line recovers steel slag residual heat equivalent to 10,000 tons of standard coal thermal value.
Owner:郭心岭
Marine diesel engine sliding main bearing thermoelectricity signal calibration device and calibration method
ActiveCN106840673AFlexible configurationImprove adaptabilityMachine bearings testingMaterial flaws investigationMain bearingData acquisition
The invention relates to a marine diesel engine sliding main bearing thermoelectricity signal calibration device. The diesel engine sliding main bearing thermoelectricity signal calibration device comprises an industrial computer, a programmable logic controller, a servo driver, a data acquisition card, a motor, a front supporting bearing, a rear supporting bearing, an experiment bearing, a rotate speed sensor, a thermoelectricity sensor, a torque sensor, a tile back temperature sensor, a lubricating oil temperature sensor, a lubricating oil pressure sensor, a hydraulic cylinder, a hydraulic oil tank, a hydraulic pump, a lubricating oil tank, a lubricating oil pump, a lubricating oil heater, a hydraulic sensor, and a displacement signal sensor. According to the technical scheme, a flexible feedback control strategy is adopted, the steady transition of rising and falling rotation speed and regulation of loading is guaranteed, a stable variable working condition is provided for testing the bearings, and thus dynamic calibration of thermoelectricity signals is achieved.
Owner:WUHAN UNIV OF TECH
Robot control system
ActiveCN107053215AGuaranteed stabilityEasy to climbProgramme-controlled manipulatorControl systemSimulation
The invention provides a robot control system which is provided with a robot body. The robot body comprises a head portion, a neck portion, a main body portion, a chassis portion and a tire portion. The head portion is pivoted to the neck portion, the neck portion is pivoted to the main body portion, the main body portion is arranged on the chassis portion, and the tire portion is arranged below the chassis portion to rotate so as to enable a robot to move. The system comprises a neck operation device, a first lifting adjustment device, a second lifting adjustment device, a stabilizing device and an active suspension device. The neck operation device is used for controlling the head portion of the robot to rotate on the neck portion. The first lifting adjustment device is controlled by the neck operation device to adjust the height of the head portion of the robot and the gravity center position of front-back stretching of the robot. The second lifting adjustment device is controlled by the neck portion operation device to adjust the height of the main body portion of the robot and cooperated with the first lifting adjustment device to synchronously or asynchronously adjust the robot body height of the robot. The stabilizing device is controlled by the neck operation device to stabilize the robot body to keep a horizontal state when the robot moves. The active suspension device is controlled by the neck operation device to enable the height of each wheel suspended to the chassis portion to adapt to ground changes.
Owner:DALU ROBOTECH TECH (BEIJING) CO LTD +1
Method for comprehensive recovery and utilization of fluorine-containing alkali waste water and saponification of extracting agent
InactiveCN101177309AReduce saponification costEasy to purifyWater contaminantsWaste water treatment from metallurgical processRare earthHydrometallurgy
The invention relates to a waste fluoride-containing alkaline water processing method during the rare earth hydrometallurgy production process. The processing method can also achieve the purpose of the extractant saponification. After mixed with the organic phase, the waste fluoride-containing alkaline water generated during the rare earth hydrometallurgy production process undergoes saponification; the saponified organic phase is mixed with the solution waiting for extraction, and then the extraction separation and reextraction are conducted; the saponified water phase is used for the NaF or cryolite preparation. The invention has the advantages that by using the available and cheap waste alkaline water as the raw material, the saponification cost is reduced during the extraction separation; the fluorine ion in the wastewater can be recycled so as to reduce the environment pollution and save a lot of the three wastes processing cost.
Owner:PEKING UNIV FOUNDER GRP CO LTD +2
Drilling robot for coal protective layer mining
InactiveCN112796656AReduce wearEnlarging the hole diameterDrill bitsDerricks/mastsStructural engineeringHigh pressure water
The invention discloses a drilling robot for mining a coal protective layer. The drilling robot is characterized in that during working, a crawler travelling mechanism reaches a preset position, and a supporting column is controlled to enable the robot to reach a stable state; an installing column moves on a guide rail seat, a rotary moving mechanism moves on the installing column and rotates by itself, and two hole drilling and hole-expanding mechanisms are aligned to coal rock needing to be drilled; a plunger water pump and the drilling and hole-expanding mechanisms are started, low-pressure water formed by a plunger water pump is ejected from a high-pressure nozzle through a sealing swivel joint and a flow channel, a thrust oil cylinder I is controlled to enable a multifunctional drill bit to form a coal rock drill hole under the assistance of the low-pressure water and drill in a coal seam reaches the set depth; and finally, the low-pressure water is changed into the high-pressure water, a multifunctional drill rod drives the multifunctional drill bit to retract, a high-pressure water jet flow rotates to impact and crush the coal seam for hole expanding to form pulverized coal slurry, the pulverized coal slurry flows into a material collecting vehicle on a working face for retreatment, and then coal seam hydraulic hole expanding is completed. According to the drilling robot, hydraulic driving is adopted, the structure is compact, moving is flexible, the water jet coal rock smashing technology is combined, and coal protective layer mining can be achieved.
Owner:CHINA UNIV OF MINING & TECH
Granular sludge sewage treatment device capable of controlling diameter and density of granules
ActiveCN102153198ASmall particle sizeLow densityTreatment with aerobic and anaerobic processesSludgeWater quality
The invention discloses a granular sludge sewage treatment device capable of controlling diameter and density of granules. The device comprises an inner barrel and an outer barrel which are concentric; an aeration device is arranged in an annular space between the inner barrel and the outer barrel; the aeration device is fixed on a pedestal through a supporting pile of the aeration device; the inner barrel wall of the inner barrel is connected with a cylindrical cyclone cylinder; the lower end of the cyclone cylinder is connected with a wall through pipe, the wall through pipe passes through the walls of the inner barrel and the outer barrel, and the side wall of the cyclone cylinder is provided with an overflow hole; and a water inlet funnel is fixed at the upper barrel port of the inner barrel, the water inlet funnel is connected with a spiral thin bent pipe, and the outlet of the thin bent pipe is tightly attached to the inside wall of the cyclone cylinder. On the basis of ensuring good outlet water quality, the device successfully realizes human control and selection of the diameter and the density of the aerobic sludge granules, and realizes proper solid-liquid separation; in addition, through the device, the initial granule forming speed is high, and the sludge load is balanced; the oxygenation efficiency is improved by gas-liquid separation; and the device has the advantages of energy conservation and high efficiency.
Owner:XI'AN UNIVERSITY OF ARCHITECTURE AND TECHNOLOGY
Combined frame-type hot press
InactiveCN110466014AGuaranteed composabilityStable working conditionsPlywood pressesVeneer pressesHydraulic pumpEngineering
The invention provides a combined frame-type hot press. The combined frame-type hot press comprises a fixed head, a top plate, guide plates, a hot pressing plate, a bottom plate, a hydraulic rod, a hydraulic pump and a platform, wherein the guide plates are arranged on two sides of the lower end of the fixed head, the top plate is arranged on one side of the guide plates, and the hot pressing plate is arranged below the top plate; and the bottom plate is arranged below the hot pressing plate, the hydraulic rod is arranged at the lower end of the bottom plate, the hydraulic pump is arranged onone side of the hydraulic rod, and a platform is arranged at the bottom end of the hydraulic rod. According to the combined frame-type hot press, by arranging a novel driving block, a heat conductingblock and the hot pressing plate, the problem that the hot pressing result is not ideal due to uneven heat transfer of the hot pressing plate in an existing structure is solved, the problem of waste of air pressing resources formed by integral welding forming is avoided, the use fit degree is improved, the working efficiency is optimized, and the use experience is improved.
Owner:百隆智能家居有限公司
Method for preparing ammonia-calcium composite saponification agent and method for continuous saponification extracting
ActiveCN100486666CReduce saponification costEliminate pollutionLiquid solutions solvent extractionProcess efficiency improvementAmmoniaSalt solution
The present invention relates to a method of a preparation and continuous saponification extraction of an ammonia-calcium compounded saponification agent. The method is to mix an ammonium salt solution with calcareousness to prepare for an ammonia-calcium compounded solution, which is filtrated or clarified to obtain an ammonia-calcium clarifying solution. The clarifying solution and an organic phase are continuously saponified. The loaded organic phase is countercurrent washed to doff ammonia by a calcium salt solution inside a 1 to 10 grade extraction groove. The saponified organic phase is mixed with a solution for extracting to make extraction separation and reverse extraction. The present invention uses the easily-obtained and low-cost calcareousness as the raw material to reduce the saponification cost during the course of extraction separation. The clarifying solution is adopted for saponification, which eliminates the rigorous requirement towards the raw material of the calcareousness and shortens the mixing time of a saponification reaction and reduces the loss or an aftertreatment of the organic phase, which is convenient for using during the continuous extraction separation. All calcium hydroniums and ammonium hydroniums are recycled. No ammonia-nitrogenous wastewater is produced during the courses of saponification and extraction, which can eliminate the environmental pollution from the ammonia-nitrogenous wastewater and save a plurality of disposal costs of waste water, gas and residues.
Owner:五矿(北京)稀土研究有限公司
Performance testing system for organic Rankine cycle turbine expansion generator set
PendingCN111206966AMeasurable power generation efficiencyMeasurable Mechanical EfficiencySteam engine plantsSafety/regulatory devicesOrganic Rankine cycleSuperheater
The invention provides a performance testing system for an organic Rankine cycle turbine expansion generator set in the technical field of generator set performance testing. The performance testing system comprises an evaporator, a superheater, drying filters, an expansion machine, a generator, an electric energy measuring and consuming device, a condenser, a liquid storage device, a working medium displacement pump, a working medium flow meter, a preheater, a working medium circulating pipe, a bypass pipe and a control valve, wherein the evaporator, the superheater, the first drying filter, the expansion machine, the condenser, the liquid storage device, the second drying filter, the working medium displacement pump, the working medium flow meter and the preheater are sequentially connected together in series through the working medium circulating pipe. The influence of inlet and outlet pressure, the rotating speed of the expansion machine and the working medium flow on the performance of the generator set can be researched, the power generation efficiency, the expansion efficiency, the mechanical efficiency and the like of the turbine expansion machine can be measured, and the performance testing system is an effective means for testing the performance of the turbine expansion machine generator set. The performance testing system is reasonable in design and suitable for optimization design of the performance testing system for the expansion generator set.
Owner:上海弗有冷热控制技术有限公司
A robot control system
ActiveCN107053215BGuaranteed stabilityReduce vibrationProgramme-controlled manipulatorPhysical medicine and rehabilitationControl system
Owner:DALU ROBOTECH TECH (BEIJING) CO LTD +1
File box manufacturing, processing, folding and forming device
InactiveCN113858693AIncrease size diversityChange thicknessPaper-makingBox making operationsHydraulic cylinderEngineering
The invention provides a file box manufacturing, processing, folding and forming device, and belongs to the field of file box folding. The file box manufacturing, processing, folding and forming device comprises a workbench, wherein the top end surface of the workbench is of a rectangular plate-shaped structure; four supporting legs are separately arranged at the left side and the right side of the bottom of the workbench; hydraulic cylinders are mounted at four corners of the top end surface of the workbench; the middle part of the top end surface of the workbench is rotatably connected with a rotary platform; and a rotary regulating mechanism is arranged on the middle part of the bottom end surface of the workbench. According to the file box manufacturing, processing, folding and forming device provided by the invention, a distance control assembly and a cutter distance regulating assembly are mutually matched for regulating distances between two portal frames and two cutting pressure cutters, so that the purpose of controlling a slot pressing distance and a slot pressing width of a file box is achieved, folding and forming thickness of the file box is changed, processing and forming dimension diversity of the file box is favorably improved, and use universality of the file box is improved; and the rotary regulating mechanism controls rotation of the rotary platform to change the slot pressing position of the file box.
Owner:ZIBO VOCATIONAL INST
Granular sludge sewage treatment device capable of controlling diameter and density of granules
ActiveCN102153198BSmall particle sizeLow densityTreatment with aerobic and anaerobic processesSludgeWater quality
The invention discloses a granular sludge sewage treatment device capable of controlling diameter and density of granules. The device comprises an inner barrel and an outer barrel which are concentric; an aeration device is arranged in an annular space between the inner barrel and the outer barrel; the aeration device is fixed on a pedestal through a supporting pile of the aeration device; the inner barrel wall of the inner barrel is connected with a cylindrical cyclone cylinder; the lower end of the cyclone cylinder is connected with a wall through pipe, the wall through pipe passes through the walls of the inner barrel and the outer barrel, and the side wall of the cyclone cylinder is provided with an overflow hole; and a water inlet funnel is fixed at the upper barrel port of the innerbarrel, the water inlet funnel is connected with a spiral thin bent pipe, and the outlet of the thin bent pipe is tightly attached to the inside wall of the cyclone cylinder. On the basis of ensuringgood outlet water quality, the device successfully realizes human control and selection of the diameter and the density of the aerobic sludge granules, and realizes proper solid-liquid separation; inaddition, through the device, the initial granule forming speed is high, and the sludge load is balanced; the oxygenation efficiency is improved by gas-liquid separation; and the device has the advantages of energy conservation and high efficiency.
Owner:XI'AN UNIVERSITY OF ARCHITECTURE AND TECHNOLOGY
Torsion unloading mechanism
ActiveCN111890022AGuaranteed normal useStable working conditionsMetal working apparatusInterior spaceEngineering
Owner:SHANGHAI UNIVERSITY OF ELECTRIC POWER
Hot steel slag cracking method
ActiveCN101475998BStable working conditionsStable and efficient recyclingRecycling and recovery technologiesProcess efficiency improvementThermal energyAutomatic control
The present invention relates to an incandescent steel slag cracking method, including: directly pouring the incandescent steel slag in a steel slag cracking furnace, spraying water for thermal stewing cracking, cooling drying discharge and steam heat energy recovery. The invention is characterized in that the incandescent steel slag from the steel plant no longer needs a dedicated storage yard for stacking cooling, namely, the incandescent steel slag can be directly poured in the steel slag cracking furnace for thermal stewing cracking; fork-lift truck and excavator are nor required in the whole process form self-loading furnace to discharging from furnace; the steel wall material of the cracking furnace has stable working conditions, and is free from man-made mechanical damages, so thatits service life will be more than 5 years; sensible heat of the incandescent steel slag can be stably and efficiently recovered, and the whole process can realize PLC automated control; the system investment is approximately 50% of the existing technology, operating cost is 60% of the pot stewing technology, the metal recovery rate is improved 10% or more, water from the furnace cinder is less than 5%; a 500,000 tons / year steel slag processing line recovers steel slag residual heat equivalent to 10,000 tons of standard coal thermal value.
Owner:郭心岭
Small and medium-sized ring horse frame reaming rotation control device and its application method
ActiveCN109277505BControllable rotation angleHigh dimensional accuracyRoll mill control devicesMetal rolling arrangementsEngineeringRotation control
The invention relates to a small and medium-sized ring part mandrel supporter hole-expanding rotary control device and a using method thereof. The small and medium-sized ring part mandrel supporter hole-expanding rotary control device comprises a mandrel supporter, a mandrel which is rotatably and detachably arranged on the mandrel supporter and is used for allowing a ring part to pass through, amandrel drive part for driving the mandrel to rotate, and two groups of wrapping roller assemblies which are symmetrically arranged at the two sides of the mandrel; each wrapping roller assembly comprises a lever which swings towards the mandrel, a wrapping roller which can be rotatably arranged at one end of the lever for pressing the ring part, a wrapping roller drive part for driving the wrapping roller to rotate, and a lever drive part which is connected with the other end of the lever for driving the wrapping roller to swing; the mandrel and the wrapping rollers are horizontal and are parallel to each other; and the mandrel drive part adopts a manual mode or an electric mode; and the wrapping roller drive parts drive the mandrel drive parts to drive or independently drive. The small and medium-sized ring part mandrel supporter hole-expanding rotary control device is stable in working condition, is controllable in rotation angle of the ring part, and is stable in forming process; and the formed ring part is high in dimension precision.
Owner:WUHAN UNIV OF TECH
Method for comprehensive recovery and utilization of fluorine-containing alkali waste water
InactiveCN101177309BReduce saponification costEasy to purifyWater contaminantsWaste water treatment from metallurgical processRare earthHydrometallurgy
The invention relates to a waste fluoride-containing alkaline water processing method during the rare earth hydrometallurgy production process. The processing method can also achieve the purpose of the extractant saponification. After mixed with the organic phase, the waste fluoride-containing alkaline water generated during the rare earth hydrometallurgy production process undergoes saponification; the saponified organic phase is mixed with the solution waiting for extraction, and then the extraction separation and reextraction are conducted; the saponified water phase is used for the NaF orcryolite preparation. The invention has the advantages that by using the available and cheap waste alkaline water as the raw material, the saponification cost is reduced during the extraction separation; the fluorine ion in the wastewater can be recycled so as to reduce the environment pollution and save a lot of the three wastes processing cost.
Owner:PEKING UNIV FOUNDER GRP CO LTD +2
An indexable turning insert
ActiveCN109365846BGuaranteed sharpnessGuarantee the rationality of the forceCutting insertsTurning toolsStructural engineeringKnife blades
The invention discloses an idexable turning blade. A second rake face, a first chip breaker groove bottom arc, and a second chip breaker groove bottom arc are sequentially in smooth tangential connection, and jointly form a complete, unobtrusive smooth surface, so that the blade chip breaker groove is of a complex curved surface structure with a variable rake angle (alpha), a variable groove depth(H), a variable groove width (W2), and a variable radius (R1 and R2); and the sharpness of the blade under small cutting parameters is ensured to make the cutting simple and fast and the chip be smoothly guided for flowing, curled, and snapped, thereby achieving the precise control of the chip. Meanwhile, the stress rationality of the blade under large cutting parameters is ensured; the cutting edge intensity of the blade is improved by arranging of the variable rake angle structure; the chip-containing space of the chip breaker groove is enlarged by changing the depth and width of the chip breaker groove; and the working condition is more stable. The applicative cutting machining parameters of the idexable turning blade comprise a part of finishing parameters, all radius machining parameters, and a part of rough machining parameters.
Owner:ZHUZHOU CEMENTED CARBIDE CUTTING TOOLS CO LTD
A Torsion Unloading Mechanism
ActiveCN111890022BStable working conditionsEasy to useMetal working apparatusEngineeringStructural engineering
Owner:SHANGHAI UNIVERSITY OF ELECTRIC POWER
Lifting and dumping device for garbage can transferring
The embodiment of the invention discloses a lifting and dumping device for garbage can transferring. The lifting and dumping device for garbage can transferring comprises two transmission assemblies,a driver, a first guide rail and a garbage can clamping part, wherein the two transmission assemblies are oppositely arranged; the driver drives the two transmission assemblies; the first guide rail is arranged on a sliding block between the two transmission assemblies, is arranged in the first guide rail and can move along the first guide rail; and the garbage can clamping part is connected withthe sliding block and the two transmission assemblies. The lifting and dumping device for garbage can transferring effectively solves the problems that the working condition of a single-side chain ofan existing lifting and dumping device for garbage can transferring is unstable, the movement path of a garbage can is not smooth, and instability is easy to occur.
Owner:卓越汽车有限公司
Electronic ballast
InactiveCN101022690BImprove stabilityImprove reliabilityElectrical apparatusElectric lighting sourcesCapacitanceDriver circuit
An electronic ballast consists of filtering circuit, bridge rectification circuit, power factor calibration circuit, high frequency transform circuit and start-up circuit being connected in sequence; low voltage DC power supply and pulse generating and driving circuit including all-bridge actuator and four switch accelerators.
Owner:史俊生
Foam stirrer and washing machine
ActiveCN108930130AAffect the washing effectProblems affecting residues in clothingOther washing machinesTextiles and paperPulp and paper industry
The invention provides a foam stirrer and a washing machine. The washing machine comprises an outer barrel and a drain pipe. One end of the drain pipe is provided with a water inlet connected to the outer barrel. The foam stirrer is mounted on the drain pipe, and the foam stirrer comprises: a drive portion, a stirring portion disposed in the drain pipe and opposite to the water inlet, and the stirring portion is connected to the drive portion. The drive portion of the foam stirrer drives the stirring portion to rotate to act on washing water in the outer barrel, so that a detergent or washingpowders in the washing water are fully dissolved and foam is generated, thereby improving cleanliness of clothes and reducing friction between the clothes and the wall of the barrel during a washing process. The foam stirrer and the washing machine protect quality of the clothes and enhance user experience.
Owner:WUXI LITTLE SWAN ELECTRIC CO LTD
Photoelectric tracking equipment with stability augmentation function
ActiveCN113932122ACounteract shakingGood image capture qualityNon-rotating vibration suppressionStands/trestlesControl theoryMechanical engineering
The invention provides photoelectric tracking equipment with a stability augmentation function. The photoelectric tracking equipment comprises a sealing bin, a rotating shaft mechanism, a rack, a first motor and a photoelectric tracking assembly, wherein the rotating shaft mechanism is connected with the sealing bin; the front end of the rack is fixedly connected with the rotating shaft mechanism; a first motor fixedly connected with the rear end of the rack, and the first motor is fixedly connected with the sealing bin; and the photoelectric tracking assembly is fixedly connected with the rack. The photoelectric tracking equipment has the advantage of being good in bumping resistance, and when the photoelectric tracking equipment is applied to the working conditions of bumping, fluctuation, vibration and large impact, such as maritime affairs or vehicles, the image acquisition quality of the photoelectric tracking equipment is good.
Owner:杭州大数云智科技有限公司
Tower type solar heat power generation system with double-stage thermal storage
ActiveCN101413719BSolve the problem of storage difficultiesAvoid difficultiesSolar heating energyFrom solar energyThermal energyEngineering
The invention relates to the technical field of solar energy thermal power generation and discloses a tower-typed solar energy thermal power generation system with two-stage thermal storage. The system at least comprises a photo-thermal conversion subsystem, a two-stage thermal storage subsystem and a power subsystem; wherein, the photo-thermal conversion subsystem is used for receiving and converging solar radiation energy, converting the received solar radiation energy into heat energy, and transmitting the heat energy to the power subsystem or the two-stage thermal storage subsystem; the two-stage thermal storage subsystem is used for storing the heat energy input by the photo-thermal conversion subsystem and providing the heat energy for the power subsystem when the solar radiation energy is not enough; the power subsystem is used for converting the received heat energy into electrical energy and outputting the electrical energy. By adopting the invention, the problem that the steam is difficult to store is solved, and the difficulty that the running of a steam turbine in the previous tower-typed solar energy thermal power generation proposal by taking the steam as heat absorption working substance is influenced by the unstable and discontinuous solar radiation is overcome.
Owner:江苏中国科学院能源动力研究中心 +1
Positioning fitting type green plant fence mounting equipment
PendingCN114233100ARealize automatic riseStable working conditionsFencingAgricultural engineeringGreen city
The invention relates to the field of green cities, in particular to positioning and attaching type green plant fence mounting equipment. The technical implementation problems of low manual installation efficiency and high installation position are solved. According to the technical scheme, the positioning and attaching type green plant fence mounting equipment comprises a positioning assembly, a lifting assembly and a drilling nail assembly; the number of the positioning assemblies is two, and the two positioning assemblies are bilaterally symmetrical. A lifting assembly is arranged in front of each positioning assembly, and the lifting assemblies can lift assemblies related to the lifting assemblies; the two lifting assemblies are each connected with a nail drilling assembly. According to the device, the positioning assembly is arranged, so that the cloth bag ascends and is attached to the fence; the lifting assembly is arranged, so that a stable working platform is provided; and a nail drilling assembly is arranged, so that fixed-distance nail drilling is realized, and the mounting of the enclosure cloth bag is more efficient.
Owner:孙江平
Calibration device and calibration method for thermoelectric signal of sliding main bearing of marine diesel engine
ActiveCN106840673BFlexible configurationImprove adaptabilityMachine bearings testingMaterial flaws investigationHydraulic pumpData acquisition
The invention relates to a marine diesel engine sliding main bearing thermoelectricity signal calibration device. The diesel engine sliding main bearing thermoelectricity signal calibration device comprises an industrial computer, a programmable logic controller, a servo driver, a data acquisition card, a motor, a front supporting bearing, a rear supporting bearing, an experiment bearing, a rotate speed sensor, a thermoelectricity sensor, a torque sensor, a tile back temperature sensor, a lubricating oil temperature sensor, a lubricating oil pressure sensor, a hydraulic cylinder, a hydraulic oil tank, a hydraulic pump, a lubricating oil tank, a lubricating oil pump, a lubricating oil heater, a hydraulic sensor, and a displacement signal sensor. According to the technical scheme, a flexible feedback control strategy is adopted, the steady transition of rising and falling rotation speed and regulation of loading is guaranteed, a stable variable working condition is provided for testing the bearings, and thus dynamic calibration of thermoelectricity signals is achieved.
Owner:WUHAN UNIV OF TECH
Omnidirectional chassis of variable wheelbase obstacle-surmounting industrial robot
InactiveCN107187511BRealize the function of overcoming obstaclesSmall footprintVehiclesWheelbaseEmbedded system
Owner:NORTHWESTERN POLYTECHNICAL UNIV
Water softening system salt deficiency diagnosis method
PendingCN111924936AStable working conditionsMature online measurement technologyWater treatment parameter controlWater/sewage treatment by ion-exchangeWater softeningSwitching signal
The invention discloses a salt deficiency diagnosis method for a water softening system. When an automatic softening control valve of the water softening system starts and stops a softening regeneration process, a switching signal is output to an upper computer. A conductivity meter is arranged at the bottom of the concave section of a drain pipe of the softening system, and is used for monitoringdrainage and outputting a conductivity signal to the upper computer. When the upper computer receives a regeneration starting signal output by the automatic softening control valve, the upper computer starts to acquire and record conductivity signals output by the conductivity meter. The conductivity data is recorded every 10 seconds; and people can judge whether the softening regeneration process is lack of salt or not according to the condition that after softening regeneration is started, whether the cumulative number of the ultrahigh data of the conductivity signal is greater than or equal to 60 or not and whether the cumulative number of the normal data of the conductivity signal is greater than or equal to 30 or not within 10 minutes before the softening regeneration process is finished. Timely and effective salting reminding can help the user to reduce the use risk and unnecessary loss.
Owner:厦门锐思捷水纯化技术有限公司
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