18results about How to "Rapid refactoring" patented technology

The invention discloses an automatic site selection method and system for a mountain fan hoisting platform, and belongs to the technical field of new energy wind power generation engineering, and the method comprises the steps: obtaining original topographic data, and reconstructing the original topographic data into a digital elevation model with a spatial index; querying the digital elevation model by using a spatial index based on the structural security constraint parameters of the fan foundation, and determining an effective elevation search interval; discretizing a calculation area into grid units in an elevation interval, taking a core area as a seed point, and outputting binary grid data through a potential energy driving cost function and a heuristic search extension platform boundary; performing morphological correction on the binary raster data and calculating the total earthwork amount; and iteratively searching and optimizing a scheme with the minimum total earthwork volume in the elevation interval, and converting the scheme into vectorized engineering primitives to be output. On the premise that the safety of the foundation structure is ensured, the earthwork amount is globally optimal, and the method has the advantages of being high in automation degree, high in terrain adaptability and good in engineering practicability.

This invention discloses a comprehensive energy operation simulation method and system based on multi-objective optimization, belonging to the field of energy technology, aiming to solve the problems of equipment overload and discontinuous power supply caused by supply and demand imbalance under extreme climate conditions. The method establishes a multi-objective collaborative optimization model based on the renewable energy types and seawater desalination load characteristics of the island microgrid. An improved NSGA-III algorithm is used to simulate the model and generate a scheduling scheme, including the start-up and shutdown sequence of the hydrogen production equipment. When a typhoon warning signal is received, the seawater electrolysis hydrogen production equipment is forcibly locked, and the output power of the diesel generator is fixed within a preset range. During the operation of the hydrogen production equipment, the output fluctuation data of the wave energy generator is collected in real time, and the operating power of the reverse osmosis seawater desalination unit is adjusted through a dynamic correction algorithm. When the hydrogen storage capacity of the hydrogen production equipment reaches a threshold, the power lock of the diesel generator is released, switching to a multi-energy coupling control mode, and the charging and discharging strategy of the energy storage equipment is updated synchronously.

The application discloses a solvent-free phenolated lignin-based polyurethane elastomer and a preparation method and application thereof. A phenolated lignin with high phenolic hydroxyl content is prepared first, and then the phenolated lignin is dispersed in a polyol, and a lignin-based polyurethane elastomer rich in dynamic phenol-type urethane bonds is synthesized by using a one-step solvent-free method, and the synthesis process is green and simple. The phenolated lignin has a lower molecular weight, a higher hydroxyl content and a higher reactivity, and the polyurethane elastomer synthesized by using the phenolated lignin has a double dynamic crosslinking network composed of a phenol-type urethane network and a hydrogen bond crosslinking network. The obtained solvent-free phenolated lignin-based polyurethane elastomer has excellent mechanical properties, reprocessing properties, light-heat self-healing properties and thermal-oxidative aging resistance. The contradiction between the mechanical properties and dynamic mechanical properties of traditional polyurethane elastomers is solved, and a new idea is provided for developing green and multifunctional polyurethane elastomers in future industrial fields.

A modular adjustable fixing device for an underwater acoustic transducer array includes a main support rod, a central structural component, a transducer fixing ring, and a sliding connector. One end of the main support rod is fixedly connected to the interior of the central structural component through three sets of square holes. The other end extends to form a Y-shaped array frame. The extended end of the main support rod is used to fix the transducer fixing ring, which is fixed to the main support rod by the sliding connector and suspended from the rear side of the central structural component. The sliding connector is slidably fitted onto the main support rod and positioned by fasteners, with its end connected to the transducer fixing ring. The central transducer fixing ring is fixed to the top of the central structural component. This invention allows for flexible adjustment of the baseline length of the underwater acoustic transducer array by adjusting the position of the sliding connector, meeting the acoustic testing requirements of different array models. Furthermore, its modular design facilitates easy disassembly and is suitable for stable fixing of transducer arrays in complex aquatic environments.

This invention discloses a room-temperature self-healing electromagnetic shielding hydrogel composite material and its preparation method, belonging to the field of composite material technology. The composite material uses polyvinyl alcohol containing aryl indole groups and conductive materials as raw materials, and ferric chloride and borax as crosslinking agents. Based on the steric hindrance effect introduced by the large-volume groups and the multiple dynamic bonds constructed in the system, this invention enables the composite material to exhibit highly efficient self-healing ability, high mechanical strength, and excellent electromagnetic interference shielding performance at room temperature. Through repeated wetting and drying treatments, the electromagnetic shielding efficiency of the hydrogel can be reversibly switched between on / off states, making it suitable for applications in flexible electronics and intelligent shielding, thus solving the problem that traditional hydrogel materials struggle to simultaneously achieve self-healing performance, mechanical strength, and electromagnetic shielding effectiveness.

The invention discloses an intelligent switching system for food packaging and printing. The intelligent switching system comprises a multi-mode sensing unit, a prediction and control core, a dynamic response type actuator interface, a non-mechanical actuator module and an intelligent cleaning and maintaining module, instantaneous full-automatic switching among different product specifications, colors and processes is realized by regulating and controlling physical and chemical parameters of printing ink, jet printing behaviors and base material states in milliseconds. By the adoption of the scheme, the switching time can be shortened to 200-500 milliseconds from 15-45 minutes, the rejection rate is reduced to 0.1% or below, and the equipment efficiency and compatibility are remarkably improved.

The application discloses a microwave photon link with reconfigurable bandwidth and dynamic range and an implementation method thereof, wherein the implementation method comprises the following steps: generating an optical carrier by a laser and injecting the optical carrier into a double parallel Mach-Zehnder modulator, dividing the input end of the double parallel Mach-Zehnder modulator into two beams with a proportionally adjustable ratio, and respectively injecting the two beams into an upper side modulator and a lower side modulator of the double parallel Mach-Zehnder modulator; applying a radio frequency signal to the upper side modulator to modulate the injected optical carrier; the lower side modulator only performs carrier phase control; and performing direct current biasing on the double parallel Mach-Zehnder modulator by a bias control unit, and outputting a modulated optical signal. By adjusting the direct current biasing point of the upper side modulator and optimizing the optical power distribution ratio, the application can respectively realize the suppression of third-order intermodulation distortion and second harmonic distortion, realize two working modes of narrow-band large dynamic and ultra-wideband of the microwave photon link, and the two modes can be flexibly reconfigured.

This application relates to the field of industrial equipment design technology and discloses a modular and reconfigurable industrial equipment appearance design system, comprising: a hierarchical modular unit: used to receive industrial equipment appearance design requirements, divide the equipment appearance into a first-level basic module, a second-level functional module, and a third-level decorative module according to functional hierarchy, and output module division parameters to an interface adaptation unit; and an interface adaptation unit: used to receive the module division parameters output by the hierarchical modular unit, standardize the mechanical interfaces, electrical interfaces, and data interfaces of different level modules, generate an interface adaptation scheme, and transmit it to the module reconfiguration unit. This invention improves the customization efficiency and cost control capability of industrial equipment appearance. Through a hierarchical modular architecture and standardized interface design, it supports customers' personalized needs for appearance details such as brand logos, solving the problems of long customization cycles and high costs in traditional static design.

The invention relates to the technical field of process forming, in particular to a small-size thin plate part punching forming device and a using method. The small-size thin plate part punching forming device comprises a containing frame tool and a cutting template. The containing frame tool comprises an upper die part and a lower die part, and the cutting template is detachably arranged on the lower die part; the upper die part comprises an upper die plate, a containing frame and polyurethane rubber arranged in the containing frame. The lower die part comprises a lower die plate, a platform plate and a fixing structure. And the fixing structure is used for detachably fixing the cutting template on the platform plate.

The present application relates to finite time reduced dimension observer design method and chaotic communication system, belong to information security and chaotic communication field. In view of the defects of traditional asymptotic observer slow, time is uncontrollable, sliding mode method exists chattering and message signal pollution output is difficult to construct observer, the present application establishes the chaotic drive system containing message signal embedding, constructs the equivalent system without unknown signal, designs finite time reduced dimension observer based on observer matching condition and strong observable condition. Compared with the traditional asymptotic convergence observer method, the present application can realize the complete synchronization of chaotic system within the user preset time, adopts continuous control law without chattering, and the message signal can be accurately recovered through algebraic formula. The synchronization time of the present application is controllable, the convergence speed is fast, the recovery precision is high, and the robustness is strong, which is suitable for various chaotic secure communication scenes, effectively improves the communication real-time, security and engineering practicability.

The invention discloses an intelligent low-carbon cement component pouring forming system. The intelligent low-carbon cement component pouring forming system comprises a mold opening and closing mechanism, a mold, a pouring mechanism and a control unit. The mold is composed of two half molds, each half mold comprises a mold base and a module formed by splicing a plurality of replaceable modules, and an independently-controlled vibrator is integrated in each module. According to the system, the forming cavities in different shapes can be quickly reconstructed by replacing or recombining the modules, so that the flexibility and low-cost reuse of the mold are realized. And the control unit can perform independent and differentiated vibration control on the vibrator of each module according to the three-dimensional model of the component, so that the compactness and uniformity of the concrete are remarkably improved. A heating runner is integrated in the die holder, high-efficiency maintenance can be carried out by utilizing low-carbon heat sources such as waste heat, and an exhaust passage is arranged to balance internal pressure. The method has the characteristics of high production flexibility, excellent component quality, energy conservation and environmental protection, and is suitable for intelligent production of various prefabricated components.

The utility model relates to the technical field of LED display screens, and discloses a multi-angle adjustable LED display screen which comprises a support seat, a sliding seat, a rotating disc, a telescopic assembly and the like. The display screen support is characterized in that an adjustable supporting mechanism integrated in the support base can achieve the functions of transverse sliding, horizontal rotating and radial stretching and retracting, and the position of a display screen can be accurately controlled. The sliding seat can horizontally slide on the annular seat of the support seat, the rotating disc allows the telescopic assembly to rotate in the horizontal direction, and the LED display screen is fixed by the mounting groove in the vase through the magnet and the positioning pin, so that quick mounting and accurate positioning are ensured. A plurality of groups of adjustable supporting mechanisms are detachably mounted on the bracket seat, and a plurality of annular seats can be vertically overlapped to form 360-degree surrounding display.

This invention belongs to the field of inertial astronomical integrated navigation technology, specifically relating to a multi-source cooperative integrated navigation method based on inertial navigation system state awareness, comprising: S1, setting a main inertial navigation system and at least one sub-inertial navigation system in the integrated navigation system; S2, performing main-sub-inertial navigation system communication state detection, and adopting different processing strategies according to the length of the interruption when the main-sub-inertial navigation system communication is detected to be interrupted; S3, performing main-sub-inertial navigation system communication state detection, and performing fault self-reconstruction after the main-sub-inertial navigation system communication is restored; S4, performing main inertial navigation system navigation state detection within the sub-inertial navigation system, and designing filters within the sub-inertial navigation system based on the main inertial navigation system state, thereby enabling a multi-source cooperative integrated navigation method that can dynamically respond to the main-sub-inertial navigation system communication state, possesses fault self-reconstruction capability, and adaptability to state switching.

The application provides a steam turbine thermal system based on state reconstruction, a design method and an operation method. The thermal system comprises at least one first working cylinder and at least one second working cylinder. One first working cylinder and one corresponding second working cylinder form a reconstruction cylinder group. The reconstruction cylinder group is configured to control one working cylinder to be coupled into a thermal working shaft system and the other working cylinder to be decoupled from the thermal working shaft system based on a load condition factor. Through monitoring and controlling the load condition factor, the working cylinder more suitable for the current load condition is coupled into the thermal working shaft system to achieve better thermal effect, and the working cylinder unsuitable for the current load condition is decoupled from the thermal working shaft system to realize more flexible load management and optimize thermal efficiency.

The invention relates to a method for constructing two-way communication based on a low-orbit satellite communication system, belongs to the technical field of satellite communication, and a terminal integrates a software defined radio platform and an intelligent decision engine based on deep reinforcement learning. A decision engine dynamically selects an optimal single-link or multi-link aggregation transmission path for each data stream by sensing a channel state, a train position speed and a service requirement in real time and predicting future link quality, and further controls a software-defined radio platform to execute predictive seamless switching. The system has the technical effects that the reliability, real-time performance and resource utilization efficiency of vehicle-ground two-way communication are systematically improved, high-reliability seamless migration of a communication link and intelligent scheduling of service awareness are realized, and meanwhile, the overall construction and operation cost of the system is reduced.

The application discloses a multifunctional polishing device and an adjusting method thereof, which comprises a stroke adjusting module and an area adjusting module, aims to realize the reciprocating movement of a polishing head, and can adjust the reciprocating stroke and the polishing area according to the size of a workpiece. The two modules are slidably connected through dovetail grooves, the stroke adjusting module changes the rotary movement of a motor into reciprocating linear movement, so that the reciprocating polishing is realized. The adjustment comprises the adjustment of the polishing area and the reciprocating stroke, the reciprocating stroke is adjusted by manually rotating a first worm, the polishing area is adjusted by rotating a second worm, and the device can adapt to different workpiece sizes and polishing requirements by adjusting the reciprocating stroke and the polishing area. The application has the advantages of simple structure, convenient installation, compactness and reliability, stable adjustment and the like. The application has a wide application range and is suitable for the workpiece parts needing polishing in various limited spaces.

The application discloses a kind of layered geologic structure three-dimensional reconstruction methods, comprising the following steps: step 1: construct the three-dimensional voxel model of study site;Collect borehole data, construct first stage parameter sample set;The input of sample in first stage parameter sample set is voxel space position information, and output is stratum category;Step 2: construct first stage structure identification model, and using first stage parameter sample set is trained and optimized;Step 3: using the first stage structure identification model of training optimization completion, output the prediction result of stratum category of global domain, and output final prediction result by layered sequence constraint;Step 4: construct second stage parameter sample set;The input of sample in second stage parameter sample set is the prediction result of stratum category of global domain of study site and monitoring feature while drilling, and output is soil parameter;Step 5: construct second stage parameter prediction model, and using second stage parameter sample set is trained and optimized.

The invention discloses a spacecraft health estimation and fault-tolerant control method based on hybrid Mama and meta Q learning, is applied to the field of spacecraft health estimation and fault-tolerant control, and relates to a spacecraft health estimation and fault-tolerant control method. The objective of the invention is to solve the problem of low fault-tolerant control accuracy caused by difficulty in consideration of health estimation and fault-tolerant control of an existing spacecraft. The method comprises the following steps: 1, obtaining a rigid spacecraft operation data set; 2, a hybrid HMamba-BCAF health estimation model is constructed; a trained hybrid HMamba-BCAF health estimation model is obtained; and 3, obtaining an operation data sample of the rigid spacecraft to be detected, inputting the operation data sample of the rigid spacecraft to be detected into the trained hybrid HMamba-BCAF health estimation model to output a health estimation result, and performing control compensation on the health estimation result based on a fault-tolerant control method.