141results about How to "Promote intelligent development" patented technology

The embodiment of the invention discloses a machine vision-based building structure crack detection and repair method, which includes: (1) building structure image acquisition by machinery equipment; (2) image feature value extraction; (3) monitored building stress analysis; (4) intelligent monitored building repair. The invention introduces machine vision into structure health monitoring to establish a real-time and high-efficiency intelligent detection and repair measure. The method can make up for certain deficiencies in structure health monitoring and promote the development of the structure health monitoring and repair field toward intelligentization, and the wavelet analysis method is used for extracting crack feature values. By carrying out finite element analysis on the extracted feature values, such as width and distribution range, the method can find out the relation between cracks and structure health and quantitatively classify the cracks, thus increasing the intelligentization degree of structure monitoring, and the method has profound significance for the development of building disaster prevention and mitigation and civil engineering toward intelligentization.

The invention discloses a PCB defect detection method based on semantic segmentation. The PCB defect detection method comprises the following steps of S1, data collection and defect definition; S2, data annotation and cleaning are carried out; S3, image preprocessing and data set making; S4, constructing a neural network model and carrying out data training; S5, testing the model; S6, defect judgment. According to the PCB defect detection algorithm based on the built semantic segmentation network provided by the invention, PCB picture data acquired from a production field can be preprocessed and then directly sent to the model for judgment without manual intervention; compared with traditional manual screening and subsequent defect detection methods based on machine vision, after the artificial intelligence algorithm is added, a large amount of manpower is reduced, the defect detection rate and precision are greatly improved, and the performance is more excellent.

The invention discloses an intelligent fine chicken feeding device, especially relates to an intelligent fine chicken feeding device for realizing the automation of chicken feeding, and aims to provide a full-automatic intelligent fine chicken-feeding device. The intelligent fine chicken feeding device is technically characterized in that a foodstuff output port of a feeding device is connected to a foodstuff delivery device; the feedstuff delivery device is connected with at least one foodstuff leaking device; a foodstuff output port of the foodstuff leaking device faces a feeding trough; the foodstuff output port of the feeding device is provided with a first switch device, and the foodstuff output port of the foodstuff leaking device is provided with a second switch device; a foodstuff quantity detection device for detecting the quantity of foodstuff in the feeding trough is arranged in the feeding trough; and a control processor is used for controlling the switching on or off of the first switch device and the switching on or off of the second switch device, controlling the foodstuff delivery device to convey the foodstuff and controlling the foodstuff quantity detection device to detect the quantity of the foodstuff. The intelligent fine chicken-feeding device disclosed by the invention realizes the automation of chicken feeding and is beneficial to promoting the large-size, large-scale and intelligentized development of chicken farms.

The invention provides a commodity retrieval method and device and electronic equipment, and relates to the technical field of image processing, and the method comprises the steps: firstly, extractingto-be-retrieved features of a to-be-retrieved image based on a pre-trained neural network model; carrying out commodity retrieval based on a pre-established commodity feature library according to to-be-retrieved features of the to-be-retrieved image; wherein the commodity feature library is established by performing feature extraction on a to-be-extracted image after rotation transformation basedon the pre-trained neural network model. The method has the advantages that the problem of high commodity retrieval difficulty in the current new retail scene is solved in two aspects, different images can be distinguished more powerfully, dependence on mass data during model training is reduced, and intelligent development of the new retail industry is promoted on the basis of improving the image retrieval precision.

The invention discloses a power grid inherent structural characteristic-based power distribution network optimal reactive compensation method. The method includes the following steps that: a subsystem is divided with reactive power compensation nodes adopted as decomposition points according to local reactive power balancing principles, and reactive power compensation capacity is determined in the subsystem based on inherent structural characteristics of a power grid, and therefore, optimal compensation of the operation of a system can be determined; with the reactive power compensation capacity limited, a heuristic type push-back algorithm is adopted to perform correction and compensation according to a situation whether the sum of node types of the system is vacant; and load flow is calculated, and according to the calculated load flow or current load flow measurement, and based on a characteristic that structural adjustment of the power rid is carried out so as to adapt to the source flow of the system, simplification is performed, and full-grid reactive power compensation optimization with minimum grid loss as a goal can be realized, and a solution space is traversed, so that a compensation scheme can be determined. The power grid inherent structural characteristic-based power distribution network optimal reactive compensation method of the invention can be applied to distribution network capacitor fast optimal decision making, and play an important role in power distribution network optimal reactive power compensation, and provide technical support for intelligent development of the power distribution system.

The invention discloses a wheel-drive electric vehicle drive-by-wire chassis structure which comprises a chassis frame. Four single wheel assemblies are arranged at the bottom of the chassis frame andlocated at four corners of the chassis frame respectively, motor mounting plates cooperating with the single wheel assemblies are arranged at the two ends of the chassis frame respectively, and a wireless charging bearing device and a battery placing area are sequentially arranged between the two motor mounting plates. The chassis structure adopts the independent driving, braking, steering and suspension structure, electrification equipment is adopted for all, full electronic control over the chassis is achieved, the space utilization rate of the chassis is increased, and power loss is reduced.

The invention discloses a three-dimensional bicycle parking garage, which is characterized in that it includes a garage cylinder body, a lifting device and several turntable platforms, the garage cylinder body includes a storage area for the turntable platform, and a bicycle entrance located directly above the storage area for the turntable platform. The storage area, the bicycle storage and withdrawal openings, the operation panel and the main controller are set on the side wall of the cylinder. On each turntable platform, a number of parking spaces are evenly distributed with the center of the turntable platform as the center. The lifting device is set on the garage cylinder. At the inner center position of the carousel, the lifting device is used to lift the turntable platform to transfer between the turntable platform storage area and the bicycle storage area. The structure design of the present invention is exquisite, saves space and resource consumption, is not easy to damage the bicycle, the parking method is easy to operate, the operation of storing and taking out the car does not interfere with each other, and the automatic processing speed is fast, which is beneficial to the automatic and intelligent development of urban bicycle parking management .

The invention discloses a variable pressure difference load sensitive multiple-way valve. According to the variable pressure difference load sensitive multiple-way valve disclosed by the invention, each linked valve group adopts a novel element electro hydraulic pressure compensation valve, so that compensation pressure difference real-time continuous control and compensation valve core real-timeposition feedback monitoring are realized, and the problems that under the flow rate saturated working condition, a conventional LS system flow rate is mismatched, the diversion ratio of an LUDV system is fixed, and the motor coordination performance of an executor is poor are solved. The variable pressure difference load sensitive multiple-way valve disclosed by the invention has the advantages of being high in working condition applicability, high in flow distribution precision, high in technical performance and the like.

The invention provides a foreign matter inspection system for rail transit. The method is used for detecting a border crossing event on a railway and judging whether foreign matters cross the border or not. The system is characterized in that the system comprises at least one induction camera device which is used for shooting the position where the border-crossing event occurs on the railway to obtain a border-crossing video image when the border-crossing event occurs is inducted, and a plurality of clearer video frames in the border-crossing video image are used as a group of event video frames to be sent to an image processing device. The system also comprises an image processing apparatus, wherein the image processing module is used for performing image processing on an event video frame to obtain corresponding border crossing event information and sending the border crossing event information to security personnel responsible for railway maintenance; the image processing apparatusincludes an image-side communication unit, an image-side control unit, a video frame processing unit, a video frame temporary storage unit, an image analysis and generation unit, a foreign matter determination unit, and an event information acquisition unit.

The invention provides a trolley bus intelligent wiring method and device and relates to the technical fields of image processing and automatic control. Trolley poles can be controlled to ascend for automatic wiring with corresponding wires. The method includes the steps that images of the trolley poles and a wire at the top end of a trolley bus are obtained, the trolley poles include the first trolley pole and the second trolley pole, and the wires comprise the first wire corresponding to the first trolley pole and the second wire corresponding to the second trolley pole; the obtained images are processed to obtain the position of the first wire and the position of the second wire; if the current position of the first wire and the current position of the second wire are in a preset controllable wiring area and a wiring instruction sent out by a user is received, the trolley poles are driven by a driving module to ascend for wiring with the corresponding wires.

The invention discloses an intelligent lamp regulation and control method based on indoor and outdoor temperature analysis. The intelligent lamp regulation and control method based on indoor and outdoor temperature analysis includes the following steps: acquiring the outdoor temperature T0 and the indoor temperature T; and analyzing T0 and T and according to the analysis results, adjusting the color displayed by the lamp. The intelligent lamp regulation and control method based on indoor and outdoor temperature analysis can adjust the displayed color of the lamp according to the practical range of the outdoor temperature to enable the color of the lamp to adapt to change of the outdoor temperature, can improve the requirement and satisfaction degree for the outdoor environment and the indoor environment for the user by changing the color displayed by the lamp, and can improve healthy properties of environment on the basis of satisfying the environmental requirement for the user. At the same time, the intelligent lamp regulation and control method based on indoor and outdoor temperature analysis can adjust the operating power of the lamp according to the indoor practical temperature, thus being conductive to perform targeted grade adjusting on the light and dark degree of the displayed color of the indoor light, and being conductive to energy conservation.

The invention discloses an enterprise-level model management method and system, equipment and a storage medium. The method mainly comprises the steps: building an enterprise-level model asset library,and registering all models and related documents in the same management platform; monitoring the working state and the performance index of each model in the asset library in the life cycle in real time according to a pre-configured instrument board; carrying out model task processing, such as model requirement initiation, model development, model verification, model implementation and deployment, model approval, model online, continuous verification and monitoring after production and the like, on a universal model workflow according to different model task requirements. According to the invention, all the models are registered to the same model management platform; model sharing and multiplexing are carried out in the platform according to authorities of different roles, indexes or states of any one or more models are presented through an instrument board, and centralization, process and unification of model management can be realized through processing of different sub-tasks in ageneral model workflow association model life cycle.

Safety, environmental protection and intelligence are targets and directions of automobile development, and automobile lightening is a significant way for energy conservation and emission reduction. Cementing has multiple advantages and is more and more widely used in new material lightened automobiles. The invention relates to an automobile body cementing structure health monitoring system which comprises an automobile body, a cementing structure, a data acquisition unit, a data storage and processing unit, a remote data center, a driver, an automobile maintenance center, a cementing layer, a connected material, a conductive filler and a lead. On-line load monitoring, damage positioning, damage analysis and residual structure service life prediction on an automobile body cementing structure can be achieved, the safety reliability of the cementing structure and the automobile body is improved, the maintenance cost is lowered, the service life is prolonged, and in addition service information acquisition and optimal design of lightened automobile structures can be facilitated.

Disclosed is a solar intelligent environmentally-friendly garbage can. The solar intelligent environmentally-friendly garbage can comprises a garbage can. The garbage can comprises a shell and four drawable garbage bins, wherein the garbage bins are placed in the shell. A stand column is fixedly arranged on the rear portion of the shell, a solar photovoltaic panel is installed at the upper end of the stand column, a solar controller and an infrared detector are installed inside the stand column, and the solar photovoltaic panel is connected with the solar controller. A voice prompt audio, a hand input touch screen and a prompt electronic screen are embedded into the top of the shell, LED lamps are installed on the front portion of the shell and located in the regions where the garbage bins are located, and the solar controller, the infrared detector, the voice prompt audio, the hand input touch screen, the prompt electronic screen and the LED lamps are connected with a single-chip microcomputer. According to the solar intelligent environmentally-friendly garbage can, a power generation system is arranged, when the light rays are sufficient in the day, the solar photovoltaic panel conducts power supply for the facility, and supplements electricity for a rechargeable battery through power generation of the solar photovoltaic panel and conversion conducted by the solar controller on electric energy under the condition that the quantity of electricity of the rechargeable battery is insufficient.

The invention relates to a friction driving device and the control system, which is applied in the friction driving of conveyer system based on intelligent diagnosis and agile maintenance control technology. They are connected together by field bust and master station PLC. The control system comprises PLC (master station) and field control module (branch station). Based on the network of filed bus, the input equipment for collecting equipment running information connected with the network comprises assisted contact of air switch, assisted contact of thermal relay and photoelectric switch for controlling the transmission of friction driving by field bus network. By monitoring the comparison of collected information, the friction driving can be driven in time so as to achieve the maintenance rapidly. As the invention adopts intelligent diagnosis and agile maintenance control technology, the invention can guarantee the reliability of system while it makes system maintenance very simple and it makes equipment exchange and system expansion rapider and more convenient.

The invention discloses a home equipment management method based on an intelligent scene, and an intelligent home control device. The method and the device are applied to an intelligent home system. The method comprises the following steps that: an intelligent home service host acquires statistical information of intelligent home equipment; the intelligent home service host determines a target intelligent scene according to the statistical information; and the intelligent home service host sends a control instruction to a gateway according to the target intelligent scene, and the gateway controls the intelligent home device to execute an operation corresponding to the target intelligent scene. Therefore, by implementing the method and the device, the operation state of the intelligent homeequipment in the intelligent scene mode of the intelligent home system can be changed more conveniently, thereby being beneficial to meeting the personalized requirements of people.