1407results about How to "Efficient use of" patented technology

The invention discloses a customer service telephone traffic platform real-time scheduling data optimization method based on edge computing, and relates to the technical field of communication. The customer service telephone traffic platform real-time scheduling data optimization method based on edge computing comprises the following steps: S1, collecting resource data and state monitoring data in an edge computing environment for preprocessing, and constructing a telephone traffic scheduling database after storing the resource data and the state monitoring data; s2, carrying out stability analysis through resource load, response time and preheating progress; s3, fusing task execution, data synchronization, business adaptation and node stability, and evaluating the preheating state of the cold seat; s4, generating a traffic adaptation index through the resource load, the preheating state and the task queue data; and S5, monitoring the resource load, the task queue and the response time of the node in real time to form a load feedback signal, optimizing a task scheduling strategy and generating a load report. The problems that resource scheduling of a customer service telephone traffic platform is insufficient and the preheating state of a cold seat is indefinite under the conditions of high load and high concurrency are solved.

The invention discloses a preparation method of a high-yield camellia oleifera shell pulp. The preparation method of the high-yield camellia oleifera shell pulp specifically comprises the steps of mechanical grinding, pre-impregnation, mechanical disc grinding treatment, washing, defibering and screening. The preparation method prepares the high-yield camellia oleifera shell pulp through a chemical and mechanical method; the prepared high-yield camellia oleifera shell pulp has the advantages of being high in yield, good in pulping performance and drainability and the like and can be applied tothe fields of paper-based packaging, molding and decorating materials and the like, thereby to some extent easing the stress brought about by shortage in papermaking fiber resources. Besides, a largenumber of waste camellia oleifera shells are applied to the fields of pulping and papermaking to achieve efficient and high-value application of agricultural waste.

The invention provides a phytoplankton chromatography sequence identification method and a phytoplankton chromatography sequence model building method, and belongs to the technical field of image enhancement identification. The method comprises the following steps: firstly, acquiring microscopic chromatography sequence data of phytoplankton, performing view field extraction and serialization recombination, and constructing a three-dimensional data set; then, constructing a three-dimensional recognition model containing physical perception and a sequence aggregation mechanism, extracting single-frame semantic features by the model by adopting a parameter-shared twin network, and introducing a physical definition prior module to calculate a space-frequency domain quality score of a slice; secondly, designing a deep perception sequence aggregation module, and adaptively aggregating key features of a high signal-to-noise ratio by taking definition scores as gating signals and combining spatial context information between slices; and finally, training and optimizing the model based on the image-level weak supervision label to obtain an optimal model. According to the method, the problems of information truncation and out-of-focus noise interference caused by extremely shallow depth of field of high-power microscopic imaging are solved, and full-depth-of-field stereoscopic perception can be realized under the condition that frame-by-frame fine labeling is not needed.

The invention discloses a multi-bus decoupling distributed embedded hardware rendering architecture, system and method, and relates to the technical field of ultra-high-definition video hardware processing, and the key points of the technical scheme are that the architecture comprises a multi-bus decoupling module which comprises a plurality of hardware buses which are physically isolated from one another, each hardware bus is an exclusive hardware transmission link bearing a single-type manufacturing task; the modular processing unit is an independent hardware board card and is integrated with an external signal input port, an upstream bus signal input port and a downstream bus signal output port; the plurality of modular processing units are cascaded in sequence through a hardware bus in the multi-bus decoupling module to form a distributed assembly line rendering link; when the modular processing units are newly added, the signal processing capability and the rendering synthesis capability are linearly improved along with the increase of the number of the modular processing units. According to the invention, the problem of performance bottleneck of the traditional architecture in processing 4K / 8K ultra-high-definition and multichannel rendering is fundamentally solved.

The invention discloses a hydrological sequence missing data complementation and trend prediction system and method, and belongs to the technical field of water conservancy information. The system comprises a data acquisition and preprocessing module, a spatial-temporal feature fusion module, a physical constraint completion module, an uncertainty prediction module, a credible evidence storage and verification module and a visual tracing module which are connected in sequence. The method comprises the following steps: collecting and preprocessing multi-source hydrological data; combining the spatial-temporal features through a dual-channel network to generate joint representation; generating and checking a completion sequence based on joint representation and coupling physical constraints such as a unit line method and a Manning formula; performing uncertainty trend prediction by using an integrated predictor; the key data of the whole process are linked and stored, and are automatically verified through an intelligent contract; and full-life-cycle visual tracing is provided. According to the method, the complementation robustness and accuracy in a high-missing-rate scene are effectively improved, the physical consistency of a complementation result is ensured, and credible evidence storage and transparent decision of the whole process are realized.

The invention provides a neural network multi-objective optimization and FPGA hardware acceleration collaborative design method, and belongs to the field of deep learning model compression and hardware collaborative design. The method comprises the following steps: constructing a joint optimization space containing a neural network compression parameter and an FPGA hardware design parameter; a multi-target Bayesian optimization search strategy is adopted, iterative search is carried out in the joint optimization space, model precision, FPGA resource occupation and reasoning delay are synchronously optimized, and optimal candidate configuration is obtained; matching the compressed network structure with the FPGA parallel architecture by using a hardware-perceived pruning and quantification strategy; a multi-task performance prediction model is adopted to quickly predict the precision, resource occupation and delay of the optimal candidate configuration so as to accelerate the search process; according to the optimal configuration, a hardware accelerator code facing the target FPGA is automatically generated, and integration and implementation are completed. According to the method, collaborative optimization of neural network compression and hardware design is achieved, FPGA resource occupation can be remarkably reduced, the reasoning speed can be increased, and meanwhile the model precision is kept.

The invention provides a compound evaporator coupled with multiple heat sources, and a heat pump system thereof. The use efficiency of a heat pump and the energy utilization rate are improved while the coupled use of the multiple heat sources is achieved; meanwhile, flue gas waste heat can be recycled, and purification is achieved; and the side of the evaporator is prevented from being frosted effectively. The compound evaporator comprises a shell, and flanges arranged at the two ends of the shell; the shell comprises an outer shell and an inner shell; a spiral refrigerant flow channel is arranged in a clearance between the outer shell and the inner shell; an inside cavity of the inner shell forms a coupled working medium flow channel, and the two ends of the inner shell are provided witha coupled working medium inlet and a coupled working medium outlet separately; the outer side of the outer shell is provided with a plurality of flue gas cooling fins, and a flue gas channel used forheat exchange is formed between the adjacent flue gas cooling fins; and the two ends of the outer shell are separately provided with a refrigerant inlet and a refrigerant outlet which communicate withthe refrigerant flow channel.

The invention discloses a divided water tank device for an internal heat exchanger of a split type solar water heater. Butt welding is carried out by utilizing an end enclosure of a stainless steel confined water bank inner bag; the end enclosure is used as the heat exchanger to play the role of a water tank partition board; the water tank is divided into independent divided cavities; the heat exchanger is sealed with the inner bag of the water tank; the adjacent cavity bodies communicate with each other via draught tubes; the medium circulation and the medium supplement, namely unconfined running of the heat exchanging part, are carried out safely and reliably via an upper circulating pipe and a heat collecting part; and the device can fully improve heat energy transformation and reduce heat loss.

The invention relates to the technical field of power system frequency control, and particularly discloses a power optimization distribution control method based on a wind storage combined frequency modulation system, which comprises the following steps of: synchronously acquiring a power grid frequency modulation instruction, wind power output, an energy storage charge state and adjustable power capacity data; extracting wind power fluctuation frequency and amplitude characteristics and energy storage charge and discharge depth and response rate characteristics; by taking the features as state constraints, constructing a multi-objective optimization model taking the highest frequency modulation tracking precision and the minimum energy storage life loss as objectives, and solving the multi-objective optimization model to obtain a power optimal distribution coefficient; generating a wind power smoothing instruction and an energy storage amplitude limiting instruction according to the coefficient, and issuing and executing; collecting actual response data to calculate deviation, and dynamically correcting a weight coefficient and a constraint boundary of the optimization model; according to the invention, dynamic collaborative optimization of wind storage power is realized, and energy storage cycle loss and response deviation can be reduced.

This utility model discloses a dual-battery charging and discharging circuit, including: a control module, a first switch module, a second switch module, a first battery, and a second battery; the control module is connected to the first battery and the second battery respectively, and is used to detect the voltage of the first battery and the second battery; the control module is also connected to the first switch module and the second switch module respectively, and is used to control the conduction and cutoff of the first switch module and the second switch module according to the voltage difference between the first battery and the second battery, so as to realize the switching of charging and discharging modes. In the discharging mode, the high-voltage battery is given priority to be powered or the batteries are connected in parallel to be powered; in the charging mode, the low-voltage battery is given priority to be charged or the batteries are connected in parallel to be charged.

The application provides a universal connection structure of an electric resectoscope, a laser scope and a shaving scope, and belongs to the technical field of medical devices, and comprises the following: a Z-shaped endoscope, which has a device channel at the distal end; an inner sheath, which is connected with a first connector at the distal end, and the proximal end and the distal end of the first connector are respectively provided with a first connecting part and a second connecting part, and a containing hole penetrating through both ends is further formed in the first connector; an outer sheath, which is connected with a second connector at the distal end, and the outer end of the second connector is provided with a third connecting part, the third connecting part is detachably connected with the first connecting part, and a water inlet valve and a water outlet valve, which are in communication with the inside of the second connector, are connected to the peripheral side of the second connector; and an adapter pipe, which is respectively provided with a fourth connecting part and a fifth connecting part at both ends, and the fifth connecting part is used for detachable connection with the third connecting part. When the operation mode is changed in the operation, the outer sheath and the endoscope do not need to be taken out and replaced, the universal electric resection ring, the laser fiber, the shaving cutter head and the cold knife device of a conventional size can be installed, and the diameter of the outer sheath is reduced.

The invention discloses a warehouse operation and maintenance management system and method applied to intelligent manufacturing, and relates to the technical field of intelligent warehouse management, and the system comprises a data collection module, a data processing module, an inventory demand calculation module, an operation and maintenance strategy making module and a closed-loop execution optimization module. According to the invention, through the data acquisition module, comprehensive coverage and real-time acquisition of data of a demand end, a material end, an equipment end and a logistics end are realized, the data processing module processes the acquired multi-dimensional original data and eliminates abnormal values and noise, and the inventory demand calculation module uses an inventory threshold core algorithm and an inventory demand priority scoring algorithm to calculate the inventory demand. The inventory threshold and the priority score of each material are calculated, and then the inventory demand thermodynamic diagram is generated, so that the inventory state is more intuitive, the operation and maintenance strategy making module flexibly adjusts the warehousing replenishment rhythm and the material delivery sequence, efficient utilization of resources is realized, and the closed-loop execution optimization module ensures continuous optimization of the management process.

The invention discloses a bimetallic oxide supported catalyst as well as a preparation method and application thereof. The bimetallic oxide supported catalyst comprises a bimetallic oxide carrier and a metal active component supported on the surface of the bimetallic oxide carrier; the bimetallic oxide carrier contains a divalent metal element oxide and a trivalent metal element oxide; the divalent metal element oxide is selected from at least one of oxides of Mg, Ca, Sr, Zn and Mn; the trivalent metal element oxide is selected from at least one of oxides of Al, In, Fe, Cr and Ce; the metal active component is selected from at least one of Pd, Pt, Ru, Ni and Co; in the bimetallic oxide supported catalyst, the mass of the metal active component is 0.1-20 wt% of the mass of the metal oxide carrier.

The application discloses a visual perception method for assisted driving, comprising the following steps: S100, collecting assisted driving image data, and constructing input X after data set preprocessing; S200, constructing a multi-task neural network model F and substituting the input X into the model to obtain a plurality of branch task-specific outputs f i ; S300, calculating the final loss function L all of the multi-task neural network model F; S400, optimizing the minimum as the target of the loss function L all , and finally obtaining the optimal multi-task neural network model F * . A system using the above visual perception method for assisted driving is also disclosed, specifically comprising a data input module, a shared layer feature extraction module, a task layer structure search module and a model output module. The application has the beneficial effect that a multi-task model is constructed to effectively reduce the network parameter quantity and the calculation quantity, simultaneously reduce the online reasoning time, and is very beneficial to practical application.

The application discloses a kind of garbage compression equipment and control method thereof, including garbage compression box, feed hopper, compression structure, garbage compression equipment further includes: hinged plate assembly, hinged plate assembly includes mounting seat, hinged plate oil cylinder, hinged plate, garbage compression box is in empty load state when hinged plate is flush with the bottom surface of garbage compression box;Compression structure includes a compression bin communicated with feed hopper, push plate oil cylinder movably installed in compression bin, push plate for compressing garbage is fixedly connected on push plate oil cylinder, the oil circuit of push plate oil cylinder is at least communicated with one pressure sensor, pressure sensor detects the pressure suffered by push plate when push plate compresses garbage and transmits pressure data to controller, the included angle between hinged plate and the bottom surface of garbage compression box is controlled by controller according to the data of pressure sensor, in the case of low cost without increasing the volume of box, make push plate not discontinuous and press garbage into box, as far as possible make garbage box fill with garbage, improve work efficiency, reduce worker labor intensity.

This utility model discloses a regional energy supply system for peak shaving of renewable energy power generation, belonging to the field of energy technology. It includes an energy supply system configured as a multi-heat source heat pump unit, which is connected to a load system, a supplementary energy system, and an energy exchange system. The multi-heat source heat pump unit includes a condenser, a water tank, a compressor, and a heat pump controller. The refrigerant inlet of the condenser is connected to the water tank and the load system, and the refrigerant outlet of the condenser is connected to the compressor, the load system, and the water tank. This utility model efficiently integrates multiple renewable energy sources, achieving stable and flexible energy supply, promoting peak shaving and absorption of renewable energy, reducing power curtailment, and demonstrating good economic and environmental benefits.

This application relates to a shock absorber assembly, a suspension assembly, and a vehicle. The shock absorber assembly includes an air spring with an air chamber; an actuator for adjusting the length of the air spring; and a connecting cable for transmitting power or signals. A wiring channel is formed between the air spring and the actuator for the connecting cable to pass through. The advantage of this application is that by providing a wiring channel between the air spring and the actuator, the internal space of the air spring can be effectively utilized, thereby significantly reducing the volume of the shock absorber assembly and improving its integration.

The utility model relates to building design workstation technical field discloses a 3D printing digitization building model experiment workstation, including workstation body, the inner wall of workstation body is provided with the storage frame, the inner wall of storage frame is provided with the open -and -shut plate, the inner wall slidingly connected of storage frame has the connecting column, the bottom fixedly connected of connecting column has the push button, the top fixedly connected of connecting column has the clamping block, the outer wall of clamping block sets up in the inner wall of workstation body, the inside of workstation body is provided with the clamping block, the outer wall of clamping block sets up in the inner wall of clamping groove. In the utility model, through the cooperation between workstation body, storage frame, open -and -shut plate, connecting column, push button, clamping block, clamping groove, spring no.

The application discloses a method for excavating a connecting channel by using a plasma torch, and the method comprises the following steps: carrying out freezing construction in a stratum until a freezing wall is closed, and the soil in the excavation path of the connecting channel is frozen into a frozen soil body; drawing an excavation contour line of the connecting channel on a working face, the excavation contour line is drawn according to the excavation path of the connecting channel, and the excavation contour line is located in the enclosure of the freezing wall; S2, drawing a cutting line on the working face, the cutting line is located in the enclosure of the excavation contour line of the connecting channel; S3, cutting the frozen soil body along the cutting line by using the plasma torch to obtain a cutting groove; and S4, inserting a nozzle of the plasma torch into the cutting groove. By reasonably designing the cutting line layout and the cutting unit area and combining the high-efficiency melting and crushing of the frozen soil body by the plasma torch, the method overcomes the shortcomings of low efficiency and great difficulty of the traditional construction method, and improves the construction efficiency and safety of the connecting channel.

This invention provides a method and system for designing complex fracture networks in three-dimensional fracturing of shale oil systems. The method includes: first, identifying the original three-dimensional seepage paths of reservoir samples, including natural fractures and pores, using core observation and microscopic identification. Then, using CT and NMR techniques, the number and morphology of fractures are quantitatively characterized and delineated, forming digital characterization units of the pore-fracture network structure. Next, appropriate fracturing processes are selected based on different original fracture matching relationships, including controlled near-to-far expansion, broadband expansion, and pressurized expansion processes. A CO2-based pre-fracturing acid initiation process is added. Finally, based on optimized and reasonable three-dimensional fracturing parameters for the well group, a refined three-dimensional geological model, a geostress model, and a numerical simulation model of the actual well group are established. This three-dimensional fracturing network design method has advantages such as high accuracy, comprehensive parameters, convenience, and ease of operation.

The application discloses a quaternary solid waste-based soil stabilizer (GSCP) for a base layer, which is composed of slag (GGBFS), steel slag (SSA), calcium carbide slag (CS) and phosphogypsum (PG) and has a weight ratio of GGBFS:SSA:CS:PG=56:24:12:8. The stabilizer forms C-S-H colloid and ettringite (AFt) through alkaline activation and sulfate activation, does not need to add cement or chemical activator, is used for stabilizing silty clay and steel slag mixed soil, and significantly improves the unconfined compressive strength, splitting tensile strength, water stability and freeze-thaw resistance. Compared with a traditional cement-based stabilizer, the application reduces carbon emission by 82% and cost by 31.25%, provides a low-carbon and economical solution for road engineering, and is suitable for the base layer and the subbase layer of a secondary road or above.

The invention discloses a fermented traditional Chinese medicine compound capable of nourishing qi and blood and resisting aging, which is a composition of a fermented product and an edible carrier thereof, wherein the fermented product is obtained by carrying out composite enzymolysis treatment on traditional Chinese medicinal materials with the effects of tonifying qi, enriching blood and resisting aging and then carrying out composite strain fermentation on the treated traditional Chinese medicinal materials. Wherein the traditional Chinese medicinal materials at least comprise qi-tonifying traditional Chinese medicinal materials selected from ginseng, codonopsis pilosula, astragalus membranaceus, radix pseudostellariae, bighead atractylodes rhizome, poria cocos and liquorice; the blood-enriching traditional Chinese medicinal materials are selected from angelica sinensis, prepared rehmannia roots, radix paeoniae alba, donkey-hide gelatin, longan aril and mulberries; the anti-aging traditional Chinese medicinal materials are selected from fructus lycii, glossy privet fruit, dogwood, polygonum multiflorum, polygonatum kingianum, ginseng and acanthopanax senticosus.

This application discloses a method for calculating the vibration isolation of ship vibration isolation devices based on isolator type spectrum data, relating to the field of ship vibration isolation design. The method includes: acquiring the type spectrum data and impedance test data of the target isolator; determining the stiffness and damping parameters of the target isolator based on the type spectrum data and impedance test data; constructing a finite element model of the ship vibration isolation device; inputting the stiffness and damping parameters of the target isolator into the finite element model for calculation, and obtaining the vibration isolation calculation results of the target isolator. This method can efficiently utilize isolator type spectrum data to conduct vibration isolation calculation and evaluation of ship vibration isolation devices during the ship design phase, avoiding resonance between the natural frequency of the vibration isolation device and the excitation frequency of the equipment, and improving the vibration isolation effect.

The utility model relates to the technical field of furniture hardware fittings, propose a kind of hinge with opening and closing buffer, including the bufferer being arranged in hinge casing and the hinge cup being connected with outer rocker arm assembly, outer rocker arm assembly one end rotationally arranged in hinge casing;The bufferer is transversely arranged along the length direction of hinge casing, and cooperate with it when outer rocker arm assembly rotates, outer rocker arm assembly rotates to the position of bufferer when in hinge opening process, to realize the buffer opening of hinge.The hinge with opening and closing buffer is transversely arranged along the length direction of hinge casing, so that outer rocker arm assembly can interact with bufferer in opening and closing process.Compared with the bufferer of traditional vertical arrangement, this transverse arrangement can more effectively utilize the internal space of hinge casing, so that the installation position of bufferer is more reasonable.

The utility model belongs to the technical field of waste heat utilization equipment, and particularly relates to a waste heat boiler which comprises a waste heat boiler body and supporting legs, a waste heat recovery structure is arranged above the waste heat boiler body and comprises a filtering mechanism and a recovery mechanism, and the filtering mechanism comprises a supporting plate, a gas guide pipe, an installation plate, a fixing plate and a rotating rod. The top of the supporting plate is connected with the bottom of the recycling box, one end of the waste heat boiler communicates with one end of the gas guide pipe, and the two ends of the mounting plate are connected with the inner wall of the recycling box. According to the waste heat boiler, after flue gas enters the recycling bin, the flow speed is reduced, the retention time is prolonged, the filter screen can effectively intercept solid impurities in the flue gas, pollutant emission is reduced, environmental pollution is avoided, impurities accumulated on the surface of the filter screen can be automatically removed, blocking is prevented, and the filtering efficiency is maintained; and meanwhile, the filter screen can be quickly and conveniently disassembled and assembled, and the working efficiency of the waste heat boiler is improved.

This invention discloses a molecular genetics laboratory management system for a genetics center, belonging to the field of laboratory information management technology. It provides real-time monitoring of sample status, dynamic scheduling of subsequent tasks, and early warnings for near-expiration and overdue samples. Experimental data is collected through structured electronic task sheets, and the analyzed genetic variation information is dynamically updated to a mutation database. Historical variation data is intelligently recommended for report generation. Report content is automatically populated based on variation data and adapted to project templates. It supports configurable multi-level review processes, enabling online collaboration and operation tracking. Based on review results, first-use acceptance and automatic deduction of inventory for reagents and consumables are performed. Based on resource linkage and traceability, gene disease databases and mutation databases are collaboratively constructed. This system achieves fully automated management from intelligent sample monitoring and scheduling to automatic report generation and review, significantly improving the operational efficiency, data accuracy, and resource utilization of the genetics laboratory.

A quick connector for automatic oiling equipment, through the cooperation of metal sealing surface and axial needle valve core, automatically removes impurities and realizes rapid sealing during butt joint process; at the same time, the linkage locking structure of rotating steel ball and elastic sleeve is used to reduce the centering accuracy requirement and improve the adaptability and reliability of unmanned oiling system. The quick connector nozzle body and the quick connector valve body are included; the valve core, spring, valve seat and needle are installed in the quick connector nozzle body to form a valve core assembly and are installed in the center channel of the connector nozzle body. There is a sealing ring between the connector nozzle body and the valve core; the connector nozzle body is sleeved by the sleeve and is provided with a sealing ring and a spring; the mechanical connecting rod device is arranged outside the quick connector nozzle body and is composed of a connecting rod and a connecting pin; the tail end of the connector nozzle body is fixedly connected with the external oil pipe. The application has the advantages of novel structure, convenient operation, safety and reliability, significantly improves the efficiency and stability of ground unmanned oiling operation, and has good practical application and popularization value.

The utility model discloses a kind of cooling devices for casting production of high efficiency energy saving, it is related to casting production technical field, including base and support frame, the support frame is set on the base, further include cooling mechanism, set on the support frame;Heat dissipation mechanism, set on the support frame, the heat dissipation mechanism includes: mounting, have two, and two mounting are set in the support frame;Mounting bracket, mounting bracket is set in the mounting;Driving motor, set in the mounting bracket;Fan blade, the driving motor output end;Fixed plate, set on the mounting piece.This device is discharged in time to the heat generated inside this device by setting heat dissipation mechanism, accelerates the cooling work of this device, can also collect water vapor in time, can also prevent water vapor from leaving the interior of this device in large quantities, ensure the use of water source.

The invention provides a work order processing method and system, electronic equipment and a computer program product, belongs to the technical field of data processing, and aims to solve the problems of an existing work order processing method in the aspects of joint detection, precise positioning, quick response and the like. The method comprises the following steps: generating a corresponding work order task in response to a work order request; based on a predefined fault type troubleshooting sequence, determining a fault type which needs to be troubleshot currently for the work order task, and according to the fault type which needs to be troubleshot currently, allocating the work order task to a target processing node, the target processing node being associated with a resource entity with a corresponding fault type processing capability in an operation and maintenance resource pool; processing the work order task through the target processing node; and monitoring the processing state of the work order task, and executing a supervision operation instruction when the processing state meets a preset abnormal condition.

The utility model particularly relates to a heat dissipation device for a motor with an encoder and the motor. The heat dissipation device (1) comprises a heat insulation piece (110) and a heat conduction piece (120) attached to the heat insulation piece (110). The heat insulation piece (110) is used for being attached to a heat dissipation part of the motor (3); the heat conduction piece (120) is used for being attached to a heat dissipation part of the encoder (2). According to the utility model, through the combined use of the heat insulation member and the heat conduction member, the heat of the motor is isolated, and the heat of the encoder can be dissipated, so that the heat generated by the motor does not influence the operation of the encoder, the heat generated by the encoder can be dissipated, the influence of the heat on the working efficiency of the encoder is reduced, and the service life of the encoder is prolonged. Therefore, the encoder and the motor controlled by the encoder are ensured to be in a continuous high-performance state.