Abstract: The present invention relates to a ventilating and blanking device for a coal storage Eurosilo. The ventilating and blanking device includes a top blanking pipe, an axial flow fan and a baffle door, the top blanking pipe including a first pipeline and a second pipeline, an air supply pipe is connected to a side wall of the second pipeline, and the baffle door is connected to a driving mechanism; during blanking, the driving mechanism drives the baffle door so as to make the baffle door close the air supply pipe and the axial flow fan is shut off; and during ventilation, the driving mechanism drives the baffle door so as to make the baffle door close the first pipeline, and the axial flow fan is turned on. Compared with the prior art, the present invention has the advantages of ventilation efficiency, good ventilation effect, etc.

Abstract: Provided is a navigation board, a multi-source data fusion method for a navigation board and a transporter. The navigation board includes a printed circuit board, a global navigation satellite system module, an inertial sensor, a processor, and a data interface; the processor is configured to execute a large misalignment angle initialization algorithm, an inertial strapdown solution algorithm, and a multi-source data fusion solution; and a size of the navigation board is smaller than or equal to a size of a standard GNSS board, and the navigation board at least includes the same data interface as a data interface of the standard GNSS board.

Abstract: Provided is a navigation board, a multi-source data fusion method for a navigation board and a transporter. The navigation board includes a printed circuit board, a global navigation satellite system module, an inertial sensor, a processor, and a data interface; the processor is configured to execute a large misalignment angle initialization algorithm, an inertial strapdown solution algorithm, and a multi-source data fusion solution; and a size of the navigation board is smaller than or equal to a size of a standard GNSS board, and the navigation board at least includes the same data interface as a data interface of the standard GNSS board.

Abstract: A GNSS/IMU-based tilt measurement system includes a GNSS/IMU receiver. The GNSS/IMU receiver includes a GNSS antenna, a GNSS positioning board, an IMU inertial sensor and a position transfer device. The GNSS antenna is configured to receive a satellite navigation positioning signal. The GNSS positioning board is configured to calculate coordinates of the phase center of the GNSS antenna according to a signal received by the GNSS antenna and use the coordinates of the phase center as reference coordinates for measuring a relative position point. The IMU inertial sensor is configured to measure the acceleration and the angular velocity of the receiver. The relative position transfer medium is configured to connect the reference coordinates and the coordinates of the relative position point to be measured. The position transfer device is configured to implement the measurement function of the relative position point.

Abstract: Disclosed are a vehicle navigation guidance system and a vehicle. The system includes: a navigation controller, a steering angle sensor, a motor steering controller and a display controller. The steering angle sensor is communicatively connected to the navigation controller, and is configured to acquire rotational angular velocity information of a wheel relative to a vehicle body, and output the angular velocity information to the navigation controller. The navigation controller is configured to output navigation guidance information according to positioning information and the angular velocity information, where the navigation controller includes a first positioning device, and the first positioning device is configured to acquire the positioning information. The motor steering controller is communicatively connected to the navigation controller, and is configured to perform steering control according to the navigation guidance information.

Abstract: A GNSS/IMU-based tilt measurement system includes a GNSS/IMU receiver. The GNSS/IMU receiver includes a GNSS antenna, a GNSS positioning board, an IMU inertial sensor and a position transfer device. The GNSS antenna is configured to receive a satellite navigation positioning signal. The GNSS positioning board is configured to calculate coordinates of the phase center of the GNSS antenna according to a signal received by the GNSS antenna and use the coordinates of the phase center as reference coordinates for measuring a relative position point. The IMU inertial sensor is configured to measure the acceleration and the angular velocity of the receiver. The relative position transfer medium is configured to connect the reference coordinates and the coordinates of the relative position point to be measured. The position transfer device is configured to implement the measurement function of the relative position point.

Abstract: Disclosed are a vehicle navigation guidance system and a vehicle. The system includes: a navigation controller, a steering angle sensor, a motor steering controller and a display controller. The steering angle sensor is communicatively connected to the navigation controller, and is configured to acquire rotational angular velocity information of a wheel relative to a vehicle body, and output the angular velocity information to the navigation controller. The navigation controller is configured to output navigation guidance information according to positioning information and the angular velocity information, where the navigation controller includes a first positioning device, and the first positioning device is configured to acquire the positioning information. The motor steering controller is communicatively connected to the navigation controller, and is configured to perform steering control according to the navigation guidance information.

Abstract: An electronic device operating based on a touch input includes a touch screen for receiving the touch input; and a controller for determining a pressure state corresponding to the touch input, when the pressure state satisfies a first pressure condition, controlling the touch screen to display information relating to the touch input, and, when the pressure state satisfies a second pressure condition, performing a function corresponding to the touch input. A method of controlling an electronic device based on a touch input includes determining a pressure state of a touch input; when it is determined that the pressure state satisfies a first pressure condition, displaying information relating to the touch input; and when it is determined that the pressure state satisfies a second pressure condition, performing a function corresponding to the touch input.

Abstract: An electronic device operating based on a touch input includes a touch screen for receiving the touch input; and a controller for determining a pressure state corresponding to the touch input, when the pressure state satisfies a first pressure condition, controlling the touch screen to display information relating to the touch input, and, when the pressure state satisfies a second pressure condition, performing a function corresponding to the touch input. A method of controlling an electronic device based on a touch input includes determining a pressure state of a touch input; when it is determined that the pressure state satisfies a first pressure condition, displaying information relating to the touch input; and when it is determined that the pressure state satisfies a second pressure condition, performing a function corresponding to the touch input.

Abstract: An electronic device operating based on a touch input includes a touch screen for receiving the touch input; and a controller for determining a pressure state corresponding to the touch input, when the pressure state satisfies a first pressure condition, controlling the touch screen to display information relating to the touch input, and, when the pressure state satisfies a second pressure condition, performing a function corresponding to the touch input. A method of controlling an electronic device based on a touch input includes determining a pressure state of a touch input; when it is determined that the pressure state satisfies a first pressure condition, displaying information relating to the touch input; and when it is determined that the pressure state satisfies a second pressure condition, performing a function corresponding to the touch input.

Abstract: Provided are a method and an apparatus for early warning of danger, the method including acquiring image information of a target object through a first wearable device worn by a user, detecting a physical characteristic of the target object based on the acquired image information, determining a degree of danger that is a degree to which safety of the user is endangered, by using the detected physical characteristic, and providing a warning to the user based on the determined degree of danger of an event.

Abstract: Provided are a method and an apparatus for adjusting image brightness. The method includes: acquiring a single-channel brightness image based on grayscales of each channel of an image to be processed; performing Gaussian filtering on the single-channel brightness image to acquire a Gaussian filtered image; adjusting grayscales of the Gaussian filtered image based on the grayscales of the Gaussian filtered image and a preset proportion; acquiring a grayscale change rate of each pixel with respect to the Gaussian filtered image after adjustment and the Gaussian filtered image before adjustment; and processing the image to be processed based on the grayscale change rate of each pixel to acquire a processed image.

Abstract: An electronic device operating based on a touch input includes a touch screen for receiving the touch input; and a controller for determining a pressure state corresponding to the touch input, when the pressure state satisfies a first pressure condition, controlling the touch screen to display information relating to the touch input, and, when the pressure state satisfies a second pressure condition, performing a function corresponding to the touch input. A method of controlling an electronic device based on a touch input includes determining a pressure state of a touch input; when it is determined that the pressure state satisfies a first pressure condition, displaying information relating to the touch input; and when it is determined that the pressure state satisfies a second pressure condition, performing a function corresponding to the touch input.

Abstract: An electronic device operating based on a touch input includes a touch screen for receiving the touch input; and a controller for determining a pressure state corresponding to the touch input, when the pressure state satisfies a first pressure condition, controlling the touch screen to display information relating to the touch input, and, when the pressure state satisfies a second pressure condition, performing a function corresponding to the touch input. A method of controlling an electronic device based on a touch input includes determining a pressure state of a touch input; when it is determined that the pressure state satisfies a first pressure condition, displaying information relating to the touch input; and when it is determined that the pressure state satisfies a second pressure condition, performing a function corresponding to the touch input.

Abstract: Provided are a method and an apparatus for adjusting image brightness. The method includes; acquiring a single-channel brightness image based on grayscales of each channel of an image to be processed; performing Gaussian filtering on the single-channel brightness image to acquire a Gaussian filtered image; adjusting grayscales of the Gaussian filtered image based on the grayscales of the Gaussian filtered image and a preset proportion; acquiring a grayscale change rate of each pixel with respect to the Gaussian filtered image after adjustment and the Gaussian filtered image before adjustment; and processing the image to be processed based on the grayscale change rate of each pixel to acquire a processed image.

Abstract: Provided are a method and an apparatus for adjusting image brightness. The method includes: acquiring an image to be processed, and acquiring a single-channel brightness image based on grayscales of each channel of the image to be processed; performing Gaussian filtering on the single-channel brightness image to acquire a Gaussian filtered image; adjusting grayscales of the Gaussian filtered image based on the grayscales of the Gaussian filtered image and a preset proportion; comparing the Gaussian filtered image after adjustment with the Gaussian filtered image before adjustment to acquire a grayscale change rate of each pixel through adjustment; processing the image to be processed based on the grayscale change rate of each pixel to acquire a processed image; and outputting the processed image.

Abstract: Provided are a method and an apparatus for early warning of danger, the method including acquiring image information of a target object through a first wearable device worn by a user, detecting a physical characteristic of the target object based on the acquired image information, determining a degree of danger that is a degree to which safety of the user is endangered, by using the detected physical characteristic, and providing a warning to the user based on the determined degree of danger of an event.

Abstract: The present invention provides a method and electronic device for searching for special contacts. The method for searching for special contacts comprises: receiving a search string input by a user; parsing the search string to obtain a feature code corresponding to a capability type of target contacts and a keyword used for searching to obtain the target contacts; and according to the feature code and the keyword, searching, in a contact database, for contacts having contact information matching the keyword and having the capability type corresponding to the feature code, and using the found contacts as the target contacts.

Abstract: The disclosure relates to an image tone adjustment method, an apparatus thereof, and a computer-readable storage medium. The method includes: fitting overlapping areas to obtain a first correction parameter and a second correction parameter, performing interpolation on each pixel of the target image to obtain a corresponding correction parameter, correcting the target image according to the corresponding correction parameters; fitting an overlapping area between the corrected target image and the first image, and an overlapping area between the corrected target image and the second image to obtain a first RGB three-channel linear transformation parameter and a second RGB three-channel linear transformation parameter, performing linear interpolation on each pixel of the corrected target image to obtain a corresponding RGB three-channel linear transformation parameter, and transforming the corrected target image.

Abstract: The present invention provides a substrate delivery device and a strong acid or strong base etching adequate for a wet process.