23results about How to "Save resource cost" patented technology

This invention relates to a boron-doped multi-element polyanionic sodium-ion battery cathode material and its preparation method, comprising the following steps: [The method involves] mixing Na₄Fe₂O₃ with... 3‑X B X (PO4) 2‑Y (SiO4) Y The stoichiometric ratio of P2O7 is determined by adding ferrous source, boric acid, sodium source, phosphorus source, and silicon source to water, followed by the addition of carbon source and mixing thoroughly to obtain a mixed slurry; wherein 0.2≤X≤0.5, 0<Y≤1; the mixed slurry is then ground to obtain a sand-milled slurry; the sand-milled slurry is dried to obtain precursor powder; under a protective atmosphere, the precursor powder is sintered at 450~550℃ to obtain boron-doped multi-element polyanion sodium-ion battery cathode material. The introduction of boron and silicon elements in this invention helps reduce raw material costs, improve the electrochemical performance of the material, especially enhancing the structural stability, rate performance, and cycle life of the cathode material, and also lowers the sintering temperature, meeting the requirements for cost reduction and efficiency improvement.

The invention relates to the technical field of Internet of Vehicles and battery management, in particular to a charging management and health detection method for a TBOX built-in standby battery, which comprises a charging management module, an MCU (Microprogrammed Control Unit), a charging switch, a discharging switch, an ADC (Analog to Digital Converter) voltage acquisition module, a standby battery, a main and standby power automatic switching module and a rear-end load system, all the modules are electrically connected to form a cooperative work system, the charging management module performs sectional charging on a standby battery based on a battery voltage state, and the MCU control unit controls on-off of the charging switch and the discharging switch and combines sampling data of the ADC voltage acquisition module. A sectional charging mode is adopted, the charging current is dynamically adjusted according to the battery voltage, the charging efficiency is improved, the occurrence of battery swelling, aging and other faults is reduced, and the service life of the battery is prolonged; a battery health detection scheme is optimized, only one ADC voltage sampling port of the MCU is needed, an extra large-current discharge auxiliary circuit is not needed, and MCU resources and hardware cost are saved.

The invention discloses a coal mine underground spraying-curtain integrated efficient dust falling system, and relates to the technical field of coal mine underground dust prevention, the coal mine underground spraying-curtain integrated efficient dust falling system comprises a stope face, an air return way is arranged on one side of the stope face, a transportation way is arranged on the other side of the stope face, and an underground comprehensive dust prevention control center is arranged in the transportation way; the underground comprehensive dustproof control center comprises a stope face dedusting control module, a return airway dedusting control module and a parameter monitoring device; a mobile power station is arranged above the underground comprehensive dustproof control center, and a magnetized water production device is arranged above the mobile power station. According to the underground coal mine spraying-curtain integrated efficient dust falling system adopting the structure, the first spraying mechanism and the second spraying mechanism are adopted for dual dust removal, the dust removal effect is better, the monitoring center is adopted for remotely controlling operation of the underground comprehensive dust removal control system, dust removal equipment is intelligently switched on and off, and the dust removal efficiency is improved. And water resources and use cost are saved.

The application discloses a kind of calibration devices for strapdown inertial measurement unit, solve the technical problems of the prior art, such as large size and weight of calibration tool, poor stability, which affects the final test accuracy, and the need to replace the turntable with larger volume and load for overturning calibration, leading to increased resource costs, comprising a calibration bracket, four calibration bracket package angles and a positioning locking device.The calibration bracket is fixedly connected to the inertial measurement unit body through the positioning locking device.The calibration bracket is fixed on the inertial measurement unit body through the positioning locking device, achieving miniaturization design, reducing the weight of the calibration device by about 90%, reducing the volume by about 40%, and greatly saving the resource cost and labor cost of strapdown inertial measurement unit calibration work.

The invention discloses an atmosphere sintering furnace and a degreasing sintering method, and relates to the technical field of sintering equipment. The atmosphere sintering furnace comprises a furnace body, a negative pressure device, a blower device and an oxygen circulation system; a first air outlet of the furnace body is connected and communicated with an air inlet of the negative pressure device, and a first air inlet of the furnace body is connected and communicated with an air outlet of the blower device; the oxygen circulating system comprises an oxygen cooling device, an oxygen purifying device, a pressurizing device and a pure oxygen storage tank which are connected and communicated in sequence; a second gas outlet of the furnace body is connected and communicated with a gas inlet of the oxygen cooling device, and the second gas outlet of the furnace body is connected and communicated with a gas outlet of the pure oxygen storage tank; electric control valves are arranged in all the air outlets and all the air inlets, and all the electric control valves are connected with the control system in an electric control mode. During degreasing, the inside of the furnace is pumped to set negative pressure, exhaust of waste gas generated by a binder in a blank is accelerated through cooperation with the blower device, oxygen circulation is achieved during sintering, and oxygen waste is avoided.

This utility model relates to the field of electric vehicle motor technology, specifically disclosing a liquid-cooled hub motor for electric vehicles. The liquid-cooled hub motor includes: a motor side cover, a guide plate, several clips, and several fixing posts. Several skirts protrude from the outer periphery of the guide plate, and these skirts are fitted and enclosed with the motor side cover to form a storage chamber for storing coolant. Several clips are arranged circumferentially on the guide plate, and several fixing posts are arranged on the motor side cover, with each fixing post corresponding to one of the clips. The clips and fixing posts engage with each other. This arrangement facilitates installation and fixation through the engagement of the clips with the corresponding fixing posts, and achieves axial pressing and positioning of the guide plate, ensuring that the outer ring of the guide plate is pressed tightly against the motor side cover. This adapts to a wide temperature range and vibration conditions, improving stability. It balances locking strength with ease of assembly, simplifies the overall structure, and effectively reduces resource costs.

The utility model discloses a cathode structure of a semiconductor coating device, which belongs to the technical field of semiconductor coating and comprises a shell, a fixing block is arranged on the inner wall of the shell, a rear stand column is fixedly connected to the left side face of the fixing block, a hinge rod is arranged on the inner side of the rear stand column, and a front stand column is arranged on one side, away from the rear stand column, of the hinge rod. In the aspects of mechanical structure stability and flexibility, the rear stand column and the front stand column are arranged to serve as supporting parts, the fixing blocks are connected with the inner wall of the shell, a stable foundation is provided for the whole shielding and protecting structure, and shaking and displacement during working are prevented; the shielding baffle can be flexibly unfolded and contracted like a folding door, the shielding range is adjusted according to needs, and the hinge rod is unfolded in the non-working state to protect the cathode body and the target material body.

The application discloses a control method and device of an air conditioner and a helmet. The method comprises the following steps: in response to a first signal indicating that the helmet is worn, acquiring environmental characteristics collected by at least one collection area; comparing the environmental characteristics with preset characteristics, and adjusting an operation mode of the air conditioner according to a comparison result; and in response to a second signal indicating that the helmet is taken off, turning off the air conditioner. The technical problem that a wearer cannot resist the discomfort caused by the climate when wearing the helmet in the existing environment, thereby causing physical discomfort and even illness, is solved.

The application discloses a network information collection method and system based on real-time text analysis, comprising the following steps: acquiring real-time text data, preprocessing the real-time text data, acquiring first data and second data according to the preprocessed real-time text data, calculating the similarity of the first data and the similarity of the second data, weighting the similarity of the first data and the similarity of the second data to obtain a classification target, constructing a text classification model according to the classification target, inputting the real-time text data into the text classification model to obtain classification data, and outputting the classification data as collected network information. The method can not only improve the accuracy of network information collection, but also has good interpretability and can be directly applied to a network information collection system.

The invention discloses system exhibition equipment for software development based on an auxiliary technology, the system exhibition equipment comprises a bottom plate, the top end of the bottom plate is fixedly connected with a supporting seat, the interior of the supporting seat is movably connected with a movable seat, and the top end of the movable seat is fixedly connected with a software development exhibition device; and one end of the software development exhibition device is fixedly connected with a system exhibition display screen, a first through groove is formed in the supporting seat, and a double-end motor is fixedly connected into the first through groove. Through starting of a double-head motor, a first threaded rod and a second threaded rod at the two ends can be driven to synchronously rotate and operate, and under the action of threaded connection, a movable seat and a guide plate can be driven to synchronously move towards the two ends, so that the exhibition device extends out; the two motors can operate synchronously, and only the double-head motor is used as a power source, so that the resource cost can be saved, the effects of contraction and portability can be achieved, and convenience is brought to workers.

The invention provides a remote sensing data scheduling method and device based on a space grid, and relates to the technical field of remote sensing image processing. The method comprises the following steps: establishing a mapping index of remote sensing data and grid codes by constructing a multi-specification space grid coding system; after a user request containing parameters such as a space range and a time range is received, a target grid code is positioned; grid-level byte segmentation reading is realized based on file pointer offset, and real-time processing is completed in a memory; and finally, outputting in a standard WMTS / WMS format. The device comprises a grid management module, a scheduling engine module, a real-time processing module and a service publishing module. According to the scheme, preprocessing is not needed, the data scheduling efficiency is improved, multi-temporal data unified service and dynamic inlaying are supported, the problems that traditional remote sensing data service is large in resource consumption, and multi-temporal calling is difficult are solved, and the real-time service requirement of mass data is met.

This invention relates to the field of water meter casing processing technology, and discloses a water meter casing positioning and drilling fixture, including a connecting shaft. A mounting plate is fixedly mounted on the top of the connecting shaft. A slidably adjustable rotating circular plate is mounted on the top of the mounting plate. A mounting frame is fixedly mounted on the top of the rotating circular plate, and the mounting frame is open on all four sides. A slidably adjustable mounting bracket is mounted on the inner wall of the mounting frame. A worm gear is rotatably mounted at the center of the mounting bracket. This invention uses a connecting assembly to disengage the second cutter body from the worm wheel. When the worm gear drives the worm wheel to rotate, the worm wheel is in a free-spinning state. After rotating a certain angle, the second cutter body is then reconnected to the worm wheel via the connecting assembly. This ensures that the force applied to the worm gear during meshing is different each time, avoiding accelerated wear of the same part of the worm wheel under prolonged meshing force. This reduces the wear rate of the worm wheel, extends its service life, and also ensures the accuracy of angle adjustment.

The invention relates to the field of image recognition, in particular to an image segmentation microstructure recognition method based on a convolutional neural network model, and the method comprises the steps: carrying out the sampling of a turbine blade, obtaining a plurality of samples, and carrying out the image collection of each sample after material processing, so as to obtain a plurality of target images; performing noise processing on each target image, determining an image feature state according to a contrast uniformity value and a local difference value of each target image after noise processing, and determining a final binarization threshold corresponding to each target image according to a pixel gray value corresponding to an inter-class variance or a sub-region based on the image feature state; performing threshold segmentation marking on the target image after binarization processing to obtain a label image; the ResUnet model is trained through the training data set; according to the invention, adaptive adjustment is carried out on sample processing and model training according to the actual collection condition of the collected sample, and the model training effect is improved.

The utility model belongs to the optical cable technical field especially relates to a multipurpose optical cable. A multipurpose optical cable, include: optical cable department, optical cable department is used to bear optical fiber and realizes optical signal transmission, at least one empty pipe department, empty pipe department is connected with optical cable department, empty pipe department contains empty pipe sheath and sets up a plurality of empty pipe spare in empty pipe sheath inside, every empty pipe spare is equipped with traction spare, traction spare is used to introduce functional module to empty pipe spare inside.

The invention discloses a leaf vegetable pot seedling discrete element model modeling method based on an EDEM technology, and relates to the field of simulation leaf vegetable pot seedling modeling, and the method comprises the following steps: firstly, obtaining pot seedling geometric feature data, constructing a three-dimensional solid model, and then segmenting the three-dimensional solid model into sub-models according to leaves, stems and matrix pot bodies; for the blade, generating element particle coordinates by extracting a mid-plane and meshing the mid-plane; and aiming at the stem part and the matrix bowl body, generating a particle coordinate by adopting a method based on structural characteristics. After all coordinates are integrated and optimized, contact mechanical parameters of all parts are calibrated through a physical test, and finally a leafy vegetable pot seedling discrete element model with the high reduction degree is generated in the EDEM. According to the method, the time and resource cost of related scientific researchers in modeling preparation, EDEM modeling and simulation calibration processes are greatly saved, and the repeatability, controllability and reliability of a simulation test are remarkably improved.

The invention relates to the field of voice processing, and discloses an intelligent outbound method and device, computer equipment and a storage medium, and the method comprises the steps: obtaining a customer telephone voice stream when an intelligent outbound task is executed, and carrying out the slicing of the customer telephone voice stream, and obtaining a plurality of customer voice segments; calculating the voice trueness of the customer voice segment and further calculating the round trueness of the interaction round; processing the voice segments in the interaction round through an AI voice classification model to obtain an AI voice probability; and when the turn truth is smaller than a preset truth threshold value and the AI voice probability is greater than a preset AI voice threshold value, executing a preset on-hook process. The AI answering scene recognition accuracy and processing efficiency of the intelligent outbound call system are improved, call resources and operation cost are saved, and the method can be applied to financial science and technology and medical health old-age service scenes.

The invention provides a helicopter main reducer rigidity collaborative optimization method based on an orthogonal test, and belongs to the technical field of gear transmission. The method comprises the following steps: determining key parameters of the helicopter main reducer transmission system; respectively calculating the torsional rigidity, the supporting rigidity and the meshing rigidity of the transmission system; constructing a helicopter main reducer transmission system quasi-statics model based on the deformation coordination condition; in combination with orthogonal experimental design, multi-level experimental design is carried out on stiffness parameters of each level, a system uniform load coefficient is solved through a quasi-statics program, key influence factors and optimization level are determined by utilizing range analysis, and finally collaborative optimization of the system stiffness is realized. By systematically analyzing the influence of each rigidity on the uniform load coefficient of the system, collaborative optimization of the rigidity of the helicopter main speed reducer transmission system is realized, and the uniform load characteristic of the helicopter main speed reducer transmission system is improved.

A fault-tolerant verification system and method supporting software and hardware fault injection and voting, wherein the fault-tolerant verification system supporting software and hardware fault injection and voting comprises fault injection management software, a power management module, a fault injection device, a simulation device and an entity device. The fault-tolerant verification method supporting software and hardware fault injection and voting is performed by means of the above system. A suitable fault model is established, and meanwhile, it is ensured that the faults of the verification system will not cause damage to the real device.

The utility model discloses an auxiliary filter assembly for industrial cleaning machine, including cleaning machine body, cleaning chamber and drain valve, cleaning chamber is provided in the top of cleaning machine body, drain valve is fixed mounting in the left side of cleaning machine body, drain valve is communicated with cleaning chamber. Cleaning water is filtered by arranging the filtering mechanism, the filtering box and the filtering plate, the turbidity of water after cleaning can be remarkably reduced, the filtered cleaning water can be pumped by the water pump and flows back to the cleaning cavity through the third connecting pipe to be reused, the replacement frequency of the cleaning water is greatly reduced, and therefore water resources are saved, and the cleaning efficiency is improved. The cleaning cost is reduced, and the problems that in actual use, when impurities are too many after cleaning, the adsorption plate is saturated in adsorption, so that the impurities still appear in water, water needs to be discharged again to be replaced with a new water source after one-time cleaning operation is completed, and water resources are wasted are solved.

This application provides a method, device, and storage medium for acquiring a migration velocity model. The method includes: denoising and extracting trace sets from seismic data to acquire a first common offset trace set, wherein the first common offset trace set includes multiple common offset data; inputting the multiple common offset data from the first common offset trace set into an initial migration velocity model to acquire the migration velocity output by the migration velocity model; performing repositioning processing on the first common offset trace set according to the migration velocity to acquire a second common offset trace set; iteratively updating the migration velocity model according to the second common offset trace set and a target loss function; and acquiring the corresponding target migration velocity model after determining that the number of iterations has reached a threshold, thereby achieving the technical effect of improving the efficiency of acquiring the migration velocity model.

The application discloses a coating and cleaning integrated equipment, which comprises a coating device, a feeding mechanism, a discharging mechanism, a backflow mechanism and a cleaning device. The discharging end of the feeding mechanism is connected with the feeding end of the coating device, and the feeding end of the discharging mechanism is connected with the discharging end of the coating device. The feeding end of the backflow mechanism is connected with the discharging end of the discharging mechanism, and the discharging end of the backflow mechanism is connected with the feeding end of the feeding mechanism. The cleaning device comprises a cleaning chamber and a drying chamber, and the cleaning chamber and the drying chamber are arranged on the backflow mechanism and are sequentially arranged along the feeding direction of the backflow mechanism. The cleaning chamber comprises a pickling area and a water washing area which are sequentially arranged along the feeding direction of the backflow mechanism. The pickling area is provided with a plurality of pickling nozzles which are located above the backflow mechanism and face the backflow mechanism. The water washing area is provided with a plurality of water washing nozzles which are located above the backflow mechanism and face the backflow mechanism. The coating and cleaning integrated equipment can clean and dry the carrier plate during the backflow process of the carrier plate, and the production efficiency is improved.

The utility model provides a construction device under a water supply and drainage pipeline road. A road excavation-free technology is adopted for carrying out water supply and drainage pipeline road under-crossing construction. The supporting frame is used for being matched with a drilling machine to drill a road, and the drilling distance of the mode can meet the width requirement of the rural road; the drilling machine tool in the construction device under the water supply and drainage pipeline road is small, exquisite and flexible, can adapt to complex construction environments on the two sides of a rural road, guarantees efficient operation while saving resource cost, avoids potential safety hazards, and is suitable for industrial large-scale use and popularization.

The invention provides a distributed illumination shooting effect prediction method and system based on big data, and relates to the field of computer graphic processing, and the method comprises the steps: extracting illumination configuration information and an effect image from historical shooting data, carrying out the illumination decomposition of the image, obtaining a single-light-source brightness contribution component, recognizing a multi-light-source overlapping region, and carrying out the prediction of the multi-light-source overlapping region. And establishing an inter-light-source coupling intensity function, considering secondary light source reflection influence, and finally generating a predicted shooting effect image. The technical problem that a traditional method is difficult to accurately predict the lighting shooting effect under multi-light-source coupling and secondary reflection is solved, and the prediction precision and efficiency are improved.