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21results about How to "Long life cycle" patented technology
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Biomass-based water-plastic plastic as well as water-plastic forming method, preparation and application thereof
The invention discloses biomass-based water-plastic plastic as well as a water-plastic forming method, preparation and application thereof, the water-plastic plastic is plastic which can be formed and processed only by utilizing water, and the water-plastic forming method mainly comprises the following steps of water treatment, shape editing and shape fixing of the biomass-based water-plastic plastic. According to the scheme, the plastic can be repeatedly edited into various one-dimensional, two-dimensional or three-dimensional shapes, expensive and complex instruments and equipment are not needed, the high-energy-consumption process such as high temperature and high pressure is avoided, the application scene of the plastic is expanded, and the service life of the plastic is prolonged; the method is a plastic molding processing method which is simple to operate, low in energy consumption, low in cost, green, environment-friendly and carbon-reducing. The biomass-based water-plastic plastic is prepared from biomass which is rich in reserves, low in cost, sustainable, renewable, biodegradable and good in biocompatibility, generally has good mechanical properties and transparency, and can be widely applied to various fields.
Owner:ANHUI UNIV
Floating type wave energy power generation equipment with variable energy capturing body structure and controllable energy conversion system
ActiveCN119641536Aincrease profitReduce shock loadMachines/enginesEngine componentsWave power generationBuoy
The invention relates to the technical field of wave power generation, in particular to floating type wave power generation equipment with a variable energy capturing body structure and a controllable energy conversion system. The device comprises an upper buoy, a power generation cabin and a lower buoy which are sequentially connected from top to bottom, a bottom frame is arranged below the lower buoy, the bottom frame is fixed to the lower portion of the lower buoy through a base frame arranged in the middle of the bottom frame, a plurality of resistance adjusting assemblies are arranged on the periphery of the side wall of the bottom frame, and the outer wall of the upper buoy is movably sleeved with a floating body. The device is reasonable in structural design, mechanical and hydraulic transmission energy conversion modes are adopted, the energy conversion mode of power generation equipment can be changed in time according to the size of a wave condition, and under the normal wave condition, the mechanical and hydraulic hybrid transmission mode is adopted, so that the transmission efficiency is effectively improved; under the extreme wave condition, the floating body dives to the position below the sea surface, so that the impact load borne by the oscillating floating body is effectively reduced, the equipment is prevented from being impacted excessively, the reliability of the equipment is improved, the service life of the equipment is prolonged, and the problems existing in the prior art are solved.
Owner:SHANDONG HUATE TUOJIANG INTELLIGENT EQUIP CO LTD +1
Fluid pulsation accelerator architecture for reinforcement learning of large language model
PendingCN121979580Ahighlight materialitySignificant progressBiological modelsConcurrent instruction executionLinguistic modelTheoretical computer science
The invention discloses a fluid pulsation accelerator architecture for reinforcement learning of a large language model, and belongs to the technical field of artificial intelligence hardware acceleration. The system aims at solving the problems that when a current universal processor executes an RLHF working load, an instruction driving normal form is not matched with data flow calculation, fixed parallel granularity cannot adapt to a dynamic load, and the efficiency is low due to the fact that a framework does not sense data statistical characteristics. The core of the system is a liquid systolic array calculation fabric capable of being dynamically reconstructed, execution is triggered through data flow, and kernel boundaries and instruction overhead are eliminated. According to the system, a global lookup table subsystem is fused, and nonlinear calculation is optimized through merging query and parallel lookup by using data distribution prior; and a dynamic scheduling unit is configured, and elastic parallelism is realized by adopting a resource allocation algorithm supporting work stealing. According to the method, the throughput and the energy efficiency of RLHF training and a large language model reasoning stage can be remarkably improved, and a new design normal form is provided for a next-generation AI special computing architecture.
Owner:BEIJING UNIV OF CHEM TECH
A method and system for predictive maintenance of ferroalloy off-gas purification
This application discloses a method and system for predictive maintenance of ferroalloy exhaust gas purification, relating to the field of exhaust gas purification. The method includes acquiring and preprocessing real-time operating condition data and real-time performance data of a ferroalloy exhaust gas purification system to obtain preprocessed data; establishing an operating condition-performance correlation model based on historical operating condition data and historical performance data from a pre-set historical database, and extracting degradation characteristic parameters reflecting changes in the health status of the purification unit from the preprocessed data based on the operating condition-performance correlation model; using a time series prediction algorithm to predict the remaining effective operating time of the purification unit based on the degradation characteristic parameters; triggering graded early warnings based on the remaining effective operating time and outputting performance optimization instructions corresponding to the graded early warnings; adjusting real-time performance data based on the performance optimization instructions, and optimizing the operating condition-performance correlation model based on the adjusted real-time performance data. This application has the effect of predicting and identifying the performance degradation of the purification unit and enabling forward-looking control.
Owner:上海舜华新能源系统有限公司
A linear sweep laser generating device
ActiveCN115882332BHigh sweep rateincrease speedLaser detailsSemiconductor lasersControl signalRadio frequency signal
The application relates to a linear sweep frequency laser generating device, which comprises a semiconductor laser, a driving circuit, a laser beam splitter, a laser frequency discriminator unit, a radio frequency signal generating unit and a laser frequency shift unit; the semiconductor laser is controlled by the driving circuit to generate sweep frequency laser, and is divided into two beams by the laser beam splitter and enters the laser frequency discriminator unit and the laser frequency shift unit respectively; the laser frequency discriminator unit extracts a nonlinear sweep frequency component of the sweep frequency laser and generates a control signal to control the radio frequency signal generating unit; the radio frequency signal generating unit generates a radio frequency signal with a frequency opposite to that of the nonlinear sweep frequency component according to the control signal to drive the laser frequency shift unit; the laser frequency shift unit modulates the frequency of the radio frequency signal on the input light frequency to offset the nonlinear sweep frequency component of the sweep frequency laser and output linear sweep frequency laser. Compared with the prior art, the application has the advantages of high sweep frequency rate, large sweep frequency range and linear sweep frequency laser.
Owner:SHANGHAI JIAOTONG UNIV
Flat plate type magnetic damping spring
The utility model relates to a flat plate type magnetic damping spring, which belongs to the technical field of springs and is characterized in that a magnetic damping spring A and a magnetic damping spring B are oppositely arranged, and the elastic coefficient between the magnetic damping spring A and the magnetic damping spring B is adjusted by adjusting the distance between the magnetic damping spring A and the magnetic damping spring B; the first magnet is arranged on the inner side wall of the magnetic damping spring A, the second magnet is arranged on the inner side wall of the magnetic damping spring B, the first magnet and the second magnet are opposite in magnetism and are arranged in parallel, and the magnetic damping plate is arranged between the first magnet and the second magnet in a penetrating mode. According to the utility model, the service life is long, the elastic constant can be flexibly adjusted through the distance between the magnetic damping spring A and the magnetic damping spring B, the elastic force change does not generate larger force fluctuation due to the stroke change, and meanwhile, the elastic force and the tensile force can be automatically recovered to the zero position; the limitation that an existing mechanical spring can only generate unidirectional elastic force or tensile force is broken through, and the composite spring can generate damping force.
Owner:SUZHOU TECH BELL DIRECT DRIVE MOTOR CO LTD
A vehicle braking component
A vehicle-stopping component includes a hydraulic cylinder. The piston portion of the hydraulic cylinder is connected to an assembly shaft via a coupling. I-shaped rails and vehicle-stopping blocks are spaced apart on the assembly shaft. The I-shaped rails and vehicle-stopping blocks are of equal width and parallel in direction. The assembly shaft is movably positioned within a slotted section of the mine car's running track, and the width of the I-shaped rails and vehicle-stopping blocks is smaller than that of the slotted section of the mine car's running track. This invention provides a novel vehicle-stopping mechanism, particularly suitable for vehicle-stopping applications in underground non-gradient locations. Its structure is simpler, its manufacturing and maintenance costs are lower, and its service life and maintenance cycle are longer.
Owner:XINJIANG MINGJI ENERGY CO LTD +1
A black start power supply system for compressed air energy storage power station and operation method thereof
PendingCN122649851ANo environmental recycling issuesLower initial acquisition cost
The application discloses a black start power supply system and a running method for a compressed air energy storage power station, and relates to the technical field of compressed air energy storage. The system comprises a compression subsystem, a turbine power generation subsystem, a gas storage unit, a molten salt heat storage subsystem, a high-temperature water heat storage subsystem and a self-driven black start turbine power generation system. The self-driven black start turbine power generation system utilizes high-pressure air and high-temperature water of the power station as a power source, realizes full-mechanical pressure self-driving through power-off valve opening and self-force valve group, and can be automatically started when the whole power station loses power. The high-pressure turbine and the low-pressure turbine coaxially drive a permanent magnet generator to generate power, and the permanent magnet generator preferentially supplies power to auxiliary machines of the power station to complete the start of a main turbine unit, thereby abandoning a traditional battery type UPS, reducing initial investment and operation and maintenance costs, avoiding the risk of battery thermal runaway, prolonging the service life of the equipment and being the same as the service life of the power station, and fundamentally solving the problems of high cost of the existing black start power supply and short service life of the battery core.
Owner:ANHUI USEM TECH CO LTD +1
A bulldozing blade structure for a small excavator and a small excavator
ActiveCN224314262Ueasy to useimprove qualityMechanical machines/dredgersStructural deformationManufacturing cost reduction
The utility model discloses a kind of bulldozing shovel structure and small excavator for small excavator, bulldozing shovel includes left bulldozing arm, right bulldozing arm, crossbeam, shovel body, the crossbeam is connected between left bulldozing arm, right bulldozing arm, left bulldozing arm, right bulldozing arm tip connects shovel body, left hinge point seat is welded and connected to the end of left bulldozing arm away from shovel body;Right hinge point seat is welded and connected to the end of right bulldozing arm away from shovel body, the crossbeam is provided with hinge lug plate;Left bulldozing arm, right bulldozing arm are rectangular steel tube structure.The utility model is to the present situation that small hydraulic excavator bulldozing shovel structure is not good, optimization innovation design is carried out, manufacturing cost is reduced, structural strength is optimized, structural deformation is reduced, the purpose of reducing cost and increasing efficiency is achieved, improve bulldozing shovel performance, improve bulldozing shovel quality, extend its service life cycle.
Owner:SHANDONG LISHIDE MACHINERY
Improved cooling cover for auxiliary muzzle of smoke hood
The utility model provides an improved cooling cover for an auxiliary muzzle of a smoke hood. The improved auxiliary muzzle cooling hood of the smoke hood comprises an outer cylinder body and an inner cylinder body, the flange is mounted at the top end of the outer barrel; the inner cylinder body is arranged in the outer cylinder body, the top end of the inner cylinder body is communicated with the through opening in the flange, and an interlayer is formed in the space between the outer cylinder body and the inner cylinder body; the second partition plate is arranged in the interlayer, and the outer barrel body and the inner barrel body are connected in a welded mode through the second partition plate. The improved auxiliary muzzle cooling cover for the smoke hood has the advantages that the structure is simple, the manufacturing is convenient, the manufacturing period can be shortened, the manufacturing efficiency can be improved, and meanwhile, the product quality can be improved and the service life of the product can be prolonged by increasing the wall thickness of a heated part.
Owner:WUHAN IRON & STEEL CONSTR & ENG GRP METAL STRU
Fuel cell fault diagnosis method, equipment and medium
ActiveCN119556177ALong life cycleincrease profitElectrical testingFuel cell controlFuel cellsComputational physics
The embodiment of the invention discloses a fuel cell fault diagnosis method and device and a medium, belongs to the technical field of fuel cells, and solves the problem that the fuel cell fault diagnosis accuracy is low under the condition that historical data does not completely cover all faults. Comprising the following steps: performing cycle period dimension increase processing on a two-dimensional impedance spectrum corresponding to preset sample fuel cell impedance data to obtain a three-dimensional impedance field; performing data fitting on the three-dimensional impedance field to generate a mirror image impedance field, and training the mirror image impedance field through an interlaced learning method to obtain an interlaced learning impedance field expansion model; inputting the impedance spectrum of the fuel cell to be measured into the cross learning impedance field expansion model to generate a life cycle impedance field; performing coordinate plane projection processing on the life cycle impedance field of the fuel cell to be measured to obtain an impedance density map; and classifying the impedance density map to determine fault information of the to-be-detected fuel cell. Through the method, the accuracy of fault diagnosis is improved.
Owner:SHANDONG UNIV OF SCI & TECH
Ultralow-energy-consumption fireproof window
ActiveCN222457264Uimprove performanceImprove sealingFireproof doorsSealing arrangementsMechanical engineeringMaterials science
Owner:SHANGHAI LVCAI INT TRADE CO LTD
A system and method for extracting and recovering metals from etching waste liquid
This invention relates to the field of resource recycling technology, specifically disclosing a system and method for extracting and recovering metals from etching waste liquid. The extractant combination of this invention can minimize the loss of etching aids, preserve the original composition of the etching liquid, and allow the etching liquid to be completely reused after reducing copper, molybdenum, and other metal ions. The extractant of this invention has a long effective life cycle of extraction-back-extraction, minimal loss of extractant aids in the extraction-back-extraction cycle, and no emulsification / flocculation of the extract phase during the extraction process. The extraction rate of copper and molybdenum in the etching liquid is high. By using a specific three-phase extractant combination, more than 98% of copper and molybdenum in the waste liquid can be recovered. The copper extraction process has a good retention effect on nitrogen azole etching aids, such as 5-aminotetrazole, thereby forming a closed loop in the extraction-back-extraction cycle of the etching liquid, reducing material input and pollution.
Owner:CHANGSHA LIJIE ENVIRONMENTAL PROTECTION TECH CO LTD
Method for adjusting rental capacity of energy storage equipment
PendingCN122089442AGuaranteed safe operationlow costBiological modelsCommerceElectricity priceResidual charge
The invention discloses an energy storage equipment lease capacity adjustment method, and relates to the technical field of energy storage equipment. The method comprises the steps of obtaining business data of energy storage equipment and peak and valley electricity prices of an area where the energy storage equipment is located, inputting the business data and the peak and valley electricity prices into a first economic benefit model and a second economic benefit model, outputting to obtain a first economic benefit and a second economic benefit, and executing capacity leasing if the second economic benefit is larger; after renting, net load power and residual electric quantity are collected in real time, a dynamic weight equation is constructed, and charging and discharging power and electricity purchasing and selling power are obtained through threshold analysis. And a cost objective function is constructed based on the charging and discharging power and the electricity purchasing and selling power, and a differential evolution algorithm is used for solving to obtain the optimal capacity configuration and the lowest operation cost. After the capacity is distributed according to the optimal configuration, the independent operation cost is obtained, the difference between the minimum operation cost and the independent operation cost is calculated through a Nash bargaining model, the independent operation cost is updated and fed back to the two models, re-evaluation is carried out to decide next lease, and lease capacity adjustment is achieved.
Owner:WUHAN LINKEDO ENG DESIGN CO LTD
Assembly type frame structure and crane
ActiveCN119461108AImprove the state of stressImprove reliabilityCranesAxial displacementVehicle frame
The invention discloses an assembly type frame structure and a crane, the assembly type frame structure comprises a box-shaped frame body, the box-shaped frame body comprises a frame front section, a frame rear section and a frame rear section, the frame front section is provided with a first end and a second end which are oppositely arranged; the frame rear section is provided with a first end and a second end which are oppositely arranged; the frame middle section is located between the second end of the frame front section and the first end of the frame rear section, and the frame front section, the frame middle section and the frame rear section are sequentially arranged and connected end to end; the frame middle section is connected with the frame front section or the frame rear section through a sleeve connecting assembly, the sleeve connecting assembly comprises a tubular shaft and a sleeve, and the sleeve connecting assembly is provided with a T-shaped thread adjusting assembly located at the insertion end of the tubular shaft. The T-shaped thread adjusting assemblies generate axial displacement through mutual rotation to adjust the axial gap between the frame middle section and the frame front section or the frame rear section. The front part and the rear part of the frame are connected into a whole, local torsion of the tail part of the frame is allowed, and the displacement difference between the left side and the right side of the vehicle is buffered.
Owner:XUZHOU HEAVY MASCH CO LTD
Environment-friendly membrane material efficient cleaning agent based on environment-degradable material
PendingCN121972013AEliminate the risk of lossHigh interface activitySemi-permeable membranesSeawater treatmentBiopolymerActive agent
The invention belongs to the technical field of chemical cleaning, and particularly relates to an environment-friendly efficient cleaning agent for a membrane material based on an environment-degradable material, which comprises a stimuli-responsive cleavable surfactant, a biogenic polycarboxylic acid chelating system, an environment-induced degradation accelerator, a modified biopolymer membrane layer protective agent and a permeation enhancement cofactor, the controlled extinguishing of interfacial activity is realized by utilizing the acid-induced fracture characteristic of an acetal bond of a surfactant, and active induced degradation is realized through a microcapsule packaging oxidation catalysis system; while efficient decontamination and membrane protection are realized, the medicament degradation period is remarkably shortened, and the foam impact of waste liquid on a biochemical system is thoroughly eliminated.
Owner:江苏河清海晏环境有限公司
Track sliding pipe equipment with permanent magnet eddy current braking mechanism
The utility model relates to a track sliding pipe device with a permanent magnet eddy current braking mechanism, which comprises a track, a permanent magnet eddy current braking mechanism, a permanent magnet eddy current braking mechanism, a permanent magnet eddy current braking mechanism and a permanent magnet eddy current braking mechanism, and the permanent magnet eddy current braking mechanism is arranged on the permanent magnet eddy current braking mechanism. The tackle comprises a tackle body and tackle braking assemblies arranged on the two sides of the tackle body, each tackle braking assembly comprises mounting seats which are oppositely arranged, the mounting seats are sunken inwards from the opposite faces to form mounting grooves, magnets are fixed in the mounting grooves, a distance is formed between the magnets, and the distance is larger than the thickness of the braking plate; based on electromagnetic induction and the Lenz's law, eddy current is generated through relative movement of the magnet and the aluminum brake plate to achieve braking, kinetic energy is converted into heat energy, and compared with traditional schemes such as rubber sheet friction braking and spring pressurization braking, the non-contact characteristic eliminates mechanical abrasion, and the service life of equipment is remarkably prolonged.
Owner:TONGYUN AMUSEMENT EQUIP (SUZHOU) CO LTD
A data storage method, product, device and medium based on hard disk
The present invention discloses a data storage method, product, device and medium based on a hard disk, and relates to the technical field of data storage. When the end of life period under the current storage mode is reached, the current storage mode is not continued to be used, but a target storage mode with a smaller number of storage unit layers than the current storage mode is determined. The current storage mode is converted to the target storage mode, and the remaining life of the hard disk in the current storage mode is mapped to the life in the target storage mode to continue data storage, thereby extending the use time and use value of the hard disk as a storage device, restoring the corresponding storage function, improving the stability and security of storage, and avoiding the risk of data loss.
Owner:INSPUR SUZHOU INTELLIGENT TECH CO LTD
A wear protection cap and a bit holder arrangement
A wear resistant cap (100) is securable to a surface of a bit holder (400), the wear resistant cap (100) comprising a top panel (101) and a side panel (102), wherein the top panel (101) comprises a peripheral section (103) enclosing an opening (105); wherein the forward extension (e1) the top panel (101) or together with an extension (e3) of a side wall at the front is larger than the rearward extension (e2) the top panel (101). A bit holder arrangement is also disclosed, which comprises a bit holder and a wear resistant cap releasably attached to the upper surface of the bit holder.
Owner:SANDVIK MINING & CONSTR GMBH
A TCU low speed lock system and method
The present application relates to the technical field of vehicle control, and discloses a TCU low-speed lock system and method, which preliminarily predicts the deceleration expectation of a driver when downhill driving by sensing different brake strokes and brake forces, fuses the slope + wheel speed / rotation speed signals detected by an IMU in real time, dynamically calculates a target gear by a TCU according to various sensors and other vehicle information, automatically calculates an optimal lock point, and synchronously adjusts fuel injection quantity, ignition angle and other electronic injection parameters by a joint ECU during the collaborative action of an electric control clutch and a gear shifting motor, so as to realize multi-system collaborative control, reduce brake load, reduce brake disc temperature rising speed, prolong the service life of the brake disc, greatly improve the engine braking efficiency, smooth the downshift and lock processes, improve the driving stability of the vehicle on a curve, improve the fuel economy of the vehicle and optimize the driving experience.
Owner:杭州土星动力科技有限公司
Tap switch oil chamber oil flow velocity detection sensing system and working method thereof
PendingCN119470966Aincrease elasticityhigh strengthSpeed/acceleration/shock instrument detailsFluid speed measurementImage resolutionMechanical engineering
The invention relates to a tap switch oil chamber oil flow velocity detection sensing system and a working method thereof. The system comprises a cable, a distributed optical fiber vibration sensing system and a plurality of spindle-shaped structural bodies. The plurality of fusiform structural bodies are tightly and sequentially nested outside the cable, and the distance between the adjacent structural bodies meets the requirement of one or more spatial resolutions; when the flow velocity equipment works, the distributed optical fiber vibration sensing system demodulates and analyzes the phase of transmission light in the optical fiber at each nesting point, and realizes real-time monitoring of the oil flow velocity according to the corresponding relationship between the phase change and the flow velocity. The oil flow state data of the oil chamber can be collected for a long time when the tap switch is switched, the collected data is high in objectivity, the real-time flow speed can be truly obtained, and real-time monitoring of the state of the tap switch is facilitated.
Owner:CHONGQING UNIV +2