17results about How to "Overcome instability" patented technology

The invention provides a method for testing the initial permeability of a soft magnetic material. The method comprises the following steps: arranging a protection box for a sample; confirming the number of turns of the magnetizing coil; confirming the number of turns of the induction coil; uniformly winding an induction coil and a magnetizing coil outside the protection box; inputting current to the magnetizing coil through test equipment, and calculating the test magnetic conductivity mu test of the test sample based on the magnetic flux of the induction coil and the sectional area S sample of the sample; and calculating the initial permeability [mu] real of the sample according to the test permeability [mu] test of the sample, the permeability [mu] box of the protection box, the sectional area S box of the protection box, the permeability [mu] gas of the air gap between the protection box and the sample, and the sectional area S gas of the air gap.

The invention discloses radiator air duct surface treatment filling and coating equipment, which belongs to the technical field of filling and coating processing and comprises a frame assembly, a turnover motor, a filling and coating mechanism and a coating conveying mechanism. The frame assembly comprises a base and an overturning frame, the overturning frame is rotationally connected with the base, and the overturning frame is used for fixing a workpiece. The overturning motor is used for controlling the overturning frame to rotate relative to the base. The filling and coating mechanism comprises a lifting platform and a filling and sealing table, and the lifting platform is used for controlling the filling and sealing table to move in the vertical direction. And a coating conveying pipeline of the coating conveying mechanism penetrates through the filling and sealing table and then is communicated with the upper surface of the filling and sealing table. According to the filling and coating equipment, the defects of low efficiency and instability of manual filling and coating surface treatment are overcome, and meanwhile, the harm to a human body in the filling and coating process is reduced. The immersed filling and coating method enables the radiator air duct surface filling and coating treatment to be more uniform, ensures the consistency of each area, and improves the radiator air duct surface treatment quality.

The utility model relates to the technical field of building construction, in particular to a building formwork support base supporting device which comprises a U-shaped groove, a bottom plate and a cuboid component, the U-shaped groove comprises a first connecting plate and a second connecting plate, the first connecting plate and the second connecting plate are both in an L shape, and one end of the first connecting plate and one end of the second connecting plate coincide with each other and are connected through a stud; by means of the device, instability of a traditional fixing measure is overcome, safer use experience is achieved, the device can be suitable for plates with different thicknesses by adjusting the height of the threaded cylinder, an upper flat plate is supported, the requirement of a construction site is completely met, and the construction efficiency is improved. In addition, by means of the device, on-site cutting operation can be reduced, on-site labor cost can be reduced, and on-site steel bar resources can be saved.

The invention provides a method for realizing efficient genome integration of an exogenous DNA fragment and application of the method. The method comprises the following steps: construction of a transgenic vector, preparation of ZB transposon enzyme, transgenic microinjection and fluorescence signal detection. According to the invention, ZB transposon from zebra fish is utilized to construct p-miniZB plasmid, a minimum empty vector sequence is provided to meet the cloning requirements of different exogenous genes, the maximum assembly of exogenous fragments is facilitated, transposase is optimized through goldfish codon preference, nuclear localization signals are recombined at the N terminal and the C terminal of protein, and the transposase can be used for cloning different exogenous genes. The coding positioning integration of exogenous DNA fragments is facilitated, the integration rate and hereditary rate of exogenous genes can be improved, the probability of gene jumping of goldfish homologous transposase systems and transposase can be reduced, and the method has the characteristics of convenience in operation, high conversion rate, high stability, high precision and the like, can be applied to multiple biotechnical fields, and has wide application prospects. And a new thought and a new method are provided for related research and utilization of fish transgenosis.

The invention discloses a wind-light-electricity coordinated scheduling method and device, electronic equipment and a storage medium. The method comprises the following steps: acquiring a load demand predicted quantity of a current power consumption unit when a scheduling opportunity is reached; determining a target scheduling strategy of wind-light-electricity scheduling according to the load demand prediction quantity of the power consumption unit, a preset wind-light-electricity coordination model and constraint conditions; performing wind, light and electricity scheduling according to scheduling parameters included in the target scheduling strategy; wherein the scheduling parameters comprise one or more of the following items: the output of the self-generating unit, the purchased electric quantity and the sold electric quantity; the self-generating unit comprises a wind power generation unit and / or a photovoltaic power generation unit; an objective function included in the wind-light-electricity coordination model is a first weighted sum of one or more of the following sub-objective functions: a lowest energy consumption sub-objective function, a lowest economic cost sub-objective function and a self-generation waste rate sub-objective function.

This invention discloses a dynamic rendering method based on list buttons, belonging to the field of application software development technology. The method includes: modeling the state logic of a behavioral feature set; constructing a button micro-state machine template; binding parameters and performing transition path deduction on the button micro-state machine template to generate a button state mapping package; analyzing the rendering attributes of the button state mapping package and instantiating nodes to construct a button rendering topology tree; capturing trigger events of the button rendering topology tree and performing operation scheduling on the trigger events to generate an execution chain feedback package; performing context correction, decision re-derivation, and local rendering updates on the execution chain feedback package, and outputting an incrementally updated rendering set. This invention models the rendering context dataset using a graph structure and constructs a button micro-state machine template, improving interface response speed and user experience consistency.

The present invention discloses a concrete distribution equipment, which relates to the technical field of glass fiber concrete preparation. The concrete distribution equipment includes a distribution hopper, a feeding assembly, a quantitative bottle and a premixing mechanism. The distribution hopper is provided with a feeding port and a distribution port, and the feeding port and the distribution port are connected through a mixing space; the quantitative bottle includes an air inlet and an air outlet; the feeding assembly includes a spray port and a feed port, the spray port is connected to the mixing space, the feed port is connected to the air outlet, and the air inlet is connected to an external pumping mechanism; the premixing mechanism is used to mix the concrete materials in the mixing space; the feeding port is used to put concrete aggregates into the mixing space, and the quantitative bottle is used to load glass fiber balls. The present invention reduces the damage of glass fibers during transportation, improves mixing efficiency and quality, promotes uniform mixing of materials in the mixing space, and ensures the quality and performance of concrete products through the coordinated work of the distribution hopper, the feeding assembly, the quantitative bottle and the premixing mechanism.

The invention discloses a model preferential method, device and equipment based on feature weight and a storage medium. The method comprises the following steps: acquiring historical predicted power data and historical model input data corresponding to at least two candidate power prediction models, and historical real power data corresponding to the historical predicted power data; on the basis of the historical predicted power data, the historical model input data and the historical real power data, generating a performance feature vector corresponding to each candidate power prediction model; and determining a target power prediction model from at least two candidate power prediction models based on the performance feature vector and the to-be-optimized performance feature weight corresponding to each performance feature. According to the technical scheme, the prediction precision of power prediction is improved.

The present application proposes a direct preference optimization method and device for sparse feature constraints, comprising the following steps: inputting each preference sample pair into a reference model of frozen parameters to obtain the corresponding reference dynamic marginal value and reference sparse activation feature; copying the parameters of the reference model to obtain a dynamic policy model, and inputting each preference sample pair into the dynamic policy model to obtain the corresponding policy sparse activation feature; constructing a mean square error as a sparse feature constraint based on the difference between the policy sparse activation feature and the reference sparse activation feature, and using the reference dynamic marginal value as the marginal value constraint; constructing a loss function based on the sparse feature constraint, the marginal value constraint and the reward function, and updating the parameters of the dynamic policy model based on the loss function to obtain a preference model, and optimizing the model's preference by introducing sparse feature constraints and marginal value constraints on the original DPO framework, thereby achieving a balance between efficiency and controllability.

The invention provides a method for determining the entrapment rate of an irinotecan liposome injection. The method comprises the following steps: 1) separating the irinotecan liposome injection into an entrapment body solution and a free body solution; (2) preparing a test solution A from the encapsulation body solution, and preparing a test solution B from the free body solution, wherein both the steps comprise a heating step; and (3) respectively testing the irinotecan concentrations in the test solution A and the test solution B through high performance liquid chromatography. According to the method disclosed by the invention, the encapsulation efficiency of the irinotecan liposome injection can be detected only through high performance liquid chromatography, and the problem that a test solution is unstable is solved.

This utility model discloses a high-efficiency pressing device for producing chicken oil as a feed additive, including a base on which a pressing device is mounted. A coupling device is also provided on the base. The coupling device includes a bushing, a shaft, a rotating sleeve, a slot, an inclined groove, an inclined plate, a linkage groove, a linkage sleeve, a linkage block, and a movable block. The slot is located on the outside of the shaft, the inclined groove is located on the inside of the bushing, the linkage groove is spirally located on the inside of the rotating sleeve, the linkage block is located on the outside of the linkage sleeve, and the movable block is connected to one side of the inclined plate. A locking mechanism is installed on the outside of the bushing, including a rotating plate, a rotating block, a movable spring, a fixed block, a rotating hole, a sliding rod, a sliding sleeve, a shifting spring, a shifting block, and a circular block. The movable spring is connected to the rotating block and the fixed block. The rotating hole is located on the rotating plate, the sliding rod is connected to one side of the sliding sleeve, the shifting block is located on one side of the rotating sleeve, and the circular block is installed on the outside of the bushing. This utility model solves the technical defects of traditional equipment in terms of operating efficiency, overload protection, and structural stability.

The utility model relates to the technical field of automatic production lines, in particular to a box opening, cover taking and feeding system which comprises a first conveying line, a second conveying line and a feeding line. The unpacking unit is arranged at the tail end of the first conveying line, the unpacking unit comprises an automatic box scratching machine and an unpacking mechanism which are sequentially arranged in the conveying direction, the automatic box scratching machine is used for scratching a packaging adhesive tape on a packaging box, and the unpacking mechanism comprises a mechanical arm used for grabbing an inner film plastic bag in the packaging box and a bag breaking machine located below the mechanical arm; the starting end of the second conveying line is located below the unpacking mechanism, the second conveying line is used for receiving the material covers falling out of the inner film plastic bags, and a discharging opening is formed in the tail end of the second conveying line; the moving path of the crown block conveyor passes through the discharging opening, and a material carrying box matched with the discharging opening is hung on the crown block conveyor. The scheme is used for overcoming the defect that the box opening and cover taking procedures on the beverage packaging line depend on manual operation, and automation of the production process is achieved.

The application discloses a sound source orientation method and device, a sound source separation and tracking method and a chip, and aims at solving the technical problems of complex calculation, poor anti-interference and difficulty in hardware implementation of the existing sound source orientation method. The application obtains a pulse signal of the sound source data to be processed by performing zero-crossing pulse coding on the sound source data to be processed. Direction estimation is performed on the pulse signal obtained through the zero-crossing pulse coding based on a pulse neural network, so that the target sound source direction of the sound source data to be processed is obtained. The method is simple, has good real-time performance and low cost, can be easily implemented in a low-power hardware, and the chip test result is almost consistent with the computer simulation result, so that the method has commercial application value. The application is suitable for the field of brain-like computing.

The invention discloses a dual-frequency tunable smart wearable device, which is a wristband microstrip patch printed dipole antenna and comprises an antenna radiator and a hollow ring cylinder dielectric substrate arranged in the antenna radiator. A radiator of the antenna is composed of two rectangular metal copper patches, the two rectangular metal copper patches are symmetrically distributed on the outer surface of an annular cylinder dielectric substrate, and rectangular groove arrays are symmetrically etched on the two patches to achieve dual-band communication. The wrist strap support with the dielectric substrate serving as the wearable device is composed of a hollow annular cylinder container and a liquid medium contained in the container, the container is made of transparent ABS plastic, and the liquid medium is insulating oil. According to the wearable device, the reconfigurable characteristic of the resonant frequency of the wearable antenna is achieved by flexibly changing the geometrical shape and the physical size of the liquid medium, and instability caused by the fluidity of the fluid antenna in the wearing process of the wearable device is overcome through container layering treatment.

The invention relates to the field of photovoltaic air conditioner control, in particular to a photovoltaic air conditioner with a substrate protection function, comprising: a heat dissipation unit for dissipating heat generated by operation of an air conditioner host to outdoor air, the heat dissipation unit comprising a heat dissipation motor and a first temperature sensor; the photovoltaic power generation unit comprises a photovoltaic substrate and a second temperature sensor; the energy storage unit is used for storing the electric energy; the power grid interaction unit is used for determining the energy storage electric quantity proportion of the energy storage unit according to the air temperature around the photovoltaic substrate and the power generation efficiency of the photovoltaic substrate; and the compensation control unit is used for judging whether to start a power grid to compensate the voltage of the air conditioner or not according to the power generation efficiency of the photovoltaic substrate and the fluctuation amplitude of the photovoltaic power generation voltage, and determining whether to adjust the rotating speed of the heat dissipation motor or not according to the temperature of the air around the photovoltaic substrate and the heat dissipation temperature of the heat dissipation motor. According to the invention, reasonable distribution of electric energy is realized, and the operation stability of the photovoltaic air conditioner is improved.

The invention discloses concrete distribution equipment, and relates to the technical field of glass fiber concrete preparation. The concrete distribution equipment comprises a distribution hopper, a feeding assembly, a quantitative bottle and a premixing mechanism, the distribution hopper is provided with a feeding port and a distribution port, and the feeding port and the distribution port are communicated through a mixing space; the quantitative bottle comprises an air inlet and an air outlet; the feeding assembly comprises a material spraying opening and a feeding opening, the material spraying opening communicates with the material mixing space, the feeding opening communicates with the air outlet, and the air inlet communicates with an external air pumping mechanism; the premixing mechanism is used for mixing concrete materials in the mixing space; the feeding port is used for feeding concrete aggregate into the mixing space, and the quantitative bottle is used for loading glass fiber balls. Through cooperative work of the distribution hopper, the feeding assembly, the quantitative bottle and the premixing mechanism, damage to glass fibers in the conveying process is reduced, the mixing efficiency and quality are improved, uniform mixing of materials in the mixing space is promoted, and the quality and performance of concrete products are ensured.