9results about How to "Solution" patented technology

This invention discloses a method, apparatus, device, and storage medium for determining airbag adjustment information, comprising: acquiring target parameter information of a target object, wherein the target parameter information includes at least sleep parameter information of the target object during sleep; determining target muscle group information related to the sleep quality of the target object based on the sleep parameter information; and determining airbag adjustment information matching the target object based on the target muscle group information. This technical solution solves the problems of limited adjustment methods and lack of flexibility, enabling flexible airbag adjustment based on the user's individual circumstances, thus improving the user experience.

The application provides an on-line programmable upgrading system and method of a single-chip microcomputer without a BOOT pin, relates to the technical field of single-chip microcomputer firmware upgrading, and comprises a single-chip microcomputer target board, a non-volatile memory of the single-chip microcomputer target board includes a user code storage area and a start code storage area, the start code storage area stores BOOTROM firmware; an upgrading control end is used for controlling a download box to send a fixed sequence to the single-chip microcomputer target board when firmware upgrading is needed; the single-chip microcomputer target board is further used for controlling the single-chip microcomputer target board to reset and enter a BOOT mode according to the fixed sequence, and then controlling the BOOTROM firmware to perform on-line programmable upgrading on the user code storage area according to the upgrading firmware data sent by the upgrading control end. The beneficial effect is that the method and efficiency of entering the BOOT mode of the single-chip microcomputer without the BOOT pin to perform ISP upgrading are effectively solved, the BOOT pin occupation requirement is effectively reduced, the stability of switching the BOOT mode is improved, the user upgrading process is greatly improved, and the development cost is reduced.

The application discloses a kind of wind farm multi-objective yaw control methods considering power load comprehensive benefits, belong to wind power generation technical field.The wind farm whole tail flow modeling of yaw state is considered by analyzing tail flow model, the inflow data of each wind turbine in wind farm is determined, and the total power and average life of wind farm are quickly and accurately predicted by combining wind turbine power, thrust coefficient curve and S-N curve of transition section pipe node.Single wind turbine power optimization and wind turbine fatigue life optimization with power constraint are integrated to establish a two-stage multi-objective control optimization system, and by building a Bayesian machine learning network, the optimal yaw combination of each stage is located quickly by using efficient and accurate power and life prediction data.The application can accurately and efficiently provide the optimal yaw strategy considering power load comprehensive benefits according to real-time wind speed data, while meeting the power generation demand of wind farm, the load is maximized to extend the service life of wind turbine.

The application discloses a security authentication method and device, electronic equipment and storage medium, and belongs to the technical field of security authentication, to solve the problem that the related anti-fraud technology is passive and has a lag. The method is applied to a card application of a SIM card, and includes the following steps: obtaining a first international mobile equipment identity (IMEI) of a first terminal device where the SIM card is located; judging whether the first IMEI is same as a second IMEI stored in the SIM card; the second IMEI is an IMEI corresponding to a second terminal device; the second terminal device includes a terminal device initially bound with the SIM card and / or a terminal device where the SIM card is located when the SIM card is authenticated; and if the first IMEI is different from the second IMEI, performing security authentication processing on the SIM card through the first terminal device. The method can actively and timely stop the occurrence of fraudulent behavior from the source.

The application discloses a navigation route processing method and device, a storage medium and an electronic device, and can be applied to the field of maps. The method comprises the following steps: determining a group of navigation routes and a group of parking lots between a navigation starting point and a navigation ending point, obtaining a group of parking paths, each parking path comprising a combination of a navigation route and a parking lot; determining a vacant parking space feature for describing a historical vacant parking space of each parking lot in a target period, the target period being a period from the navigation starting point to the navigation ending point; determining a traffic flow state feature for describing a historical traffic flow state of each navigation route corresponding to the target period; inputting the vacant parking space feature of each parking lot and the traffic flow state feature of each navigation route into a target prediction model to obtain a target parking path, the target prediction model being used for predicting a selection probability of each parking path based on the correlation between the vacant parking space feature of each parking lot and the traffic flow state feature of each navigation route.

The application provides a method and device for determining the working state of a closing and opening spring, and circuit system, the method comprising: acquiring a vibration signal of the spring in real time, and determining a first function according to the vibration signal, the first function being a function of the amplitude of the vibration signal changing with time; performing wavelet transform on the waveform corresponding to the first function to obtain a second function, the second function being a function of the output power of the vibration signal changing with time; determining a first characteristic value according to the second function, the first characteristic value including at least the maximum and minimum values of the output power; and inputting the first characteristic value into an internal characteristic parameter inversion model for analysis to obtain the working state of the spring. The method solves the problem that there is no mature reliability evaluation method and device for the closing and opening spring of a high-voltage circuit breaker in the prior art.

A bolt loosening monitoring method and monitoring device, a bolt monitoring signal collection and processing method is proposed, a bolt loosening coefficient calculation method is obtained combined with the method, and a bolt pre-loosening early warning method is obtained; and a bolt dynamic strain average growth coefficient calculation method is proposed; the above data processing is applied, and the required signals are collected to obtain a bolt loosening monitoring device; solve the problem of the current fan flange bolt loosening monitoring method and device, can reduce the occurrence of safety accidents caused by fan flange bolt loosening, and scientifically guide the daily operation and maintenance of the fan to further reduce the daily maintenance cost.

The utility model provides a vane surface microcrack eddy current detection rotation scanning support relates to vane detection technical field, including the chassis still includes synchronous drive lifting assembly, synchronous drive lifting assembly includes fixed connection on the chassis's speed reducer, the top of chassis is installed with first universal coupling both ends in the side near the speed reducer, the top of chassis is installed with second universal coupling in four corners, the inside of second universal coupling is provided with the lead screw, the outside screw thread connection of lead screw has the lifting column, the outside fixed connection of four lifting columns has the moving disc, the automatic lifting and rotation of vane body are realized like this, guarantee inductive coil and vane surface close adhesion simultaneously, effectively solved the manual regulation vane height and handheld probe scanning mode of artificial, avoided the problem that the detection probe and vane surface interval is not uniform and leads to the unstable problem of detection signal, improved the accuracy of detection result.

The utility model provides an LED support material inspection system, which comprises a falling particle inspection device, the falling particle inspection device comprises a plurality of support columns and a bottom plate, the bottom end of the falling particle inspection device is provided with a falling area, the bottom plate is connected with the plurality of support columns, the bottom plate is used for bearing an LED support plate, the top surface of the bottom plate is abutted against a plurality of grippers, and the grippers are arranged on the bottom surface of the bottom plate. The gripper is detachably connected with the LED support plate, a label group is arranged on the supporting column, the label group is used for marking the height, a recorder is arranged at the top end of the supporting column, the recorder is used for recording pictures of the LED support plate falling into the falling area, and the recorder is in communication connection with an intelligent terminal. Through the arrangement of the drop grain inspection device, the quality of the LED bracket material is inspected, the LED bracket which is unstable in connection and easy to loosen is effectively prevented from flowing into the subsequent device production process, and the damage of processing equipment is prevented.