34results about How to "Instant adjustment" patented technology

The invention discloses an underwater towing body controlled by a front-edge-rotating cylindrical wing. Forced sinking hydrofoils of the underwater towing body adopt symmetrical airfoil profiles, andare symmetrically arranged on the two sides of the front portion of a main cavity, two rotating cylinders are symmetrically arranged at the front ends of the profile faces of the forced sinking hydrofoils relative to the main cavity, and are connected with a speed adjusting motor located inside the main cavity through rotating-cylinder rotating shafts; ducted propellers are symmetrically arrangedon the two sides of the back ends of the forced sinking hydrofoils; a transverse horizontal fixed empennage is arranged at the tai lend of the main cavity, and vertical streamlined flap type rudders are symmetrically arranged at the two ends of the transverse horizontal fixed empennage respectively; a flap is arranged at the tail end of each vertical streamlined flap type rudder, and is connectedwith a flap angle control device. According to the underwater towing body controlled by the front-edge-rotating cylindrical wing, by changing the rotating speeds and the rotating directions of the rotating cylinders at the front ends of the forced sinking hydrofoils, attack angles of the forced sinking hydrofoils can be efficiently and flexibly adjusted, and the aim of changing the motion trail ofthe vertical direction of the towing body is achieved; on this basis, the thrust directions of two-side propellers are changed through assisting, and directional floating and sinking can be achieved.

The invention relates to a battery charging management system applied to an electric vehicle. The battery charging management system comprises a front-end battery parameter sampling module, a data transmission module, a central control module and a lower-end command execution module, wherein the front-end battery parameter sampling module is used for collecting power battery working parameter data; the data transmission module is used for transmitting the power battery working parameter data collected by the front-end battery parameter sampling module to the central control module; the centralcontrol module is used for analyzing the data to obtain a current battery state and analyzing and calculating the state of charge and required charging current of a battery, thereby controlling the lower-end command execution module; and a mixed algorithm of an Ampere-Hour integral method and an open circuit voltage method is adopted by a method, for calculating the state of charge (SOC) of the battery, for the central control module. Related faults of the battery in the working process are diagnosed through monitoring related working parameters, such as voltage, current and temperature in real time, thereby ensuring efficient, safe and reliable working of the battery.

The invention relates to a dashboard configuration rendering method, a system, a device and a storage medium. The method comprises the steps of configuring the basic information and the structure of the dashboard, and generating a configuration file; Parsing configuration file data, assembling and rerendering the configuration file data into data types that can be parsed by the engine, wherein theconfiguration file data comprises the structure data of the dashboard and the configuration data of each component; The whole structure is rendered by structural data, and the component configurationfile data is transferred to each component. Assemble the business data for the rendering component. The invention is convenient for the service personnel to configure the dashboard according to the needs and adjust the configuration of the dashboard in real time, which saves a lot of time and workload, and the configuration file data and the service data separation request and the service data separation request of each component are provided, the rendering speed and the user experience of the dashboard are improved.

The invention relates to a wireless sensor network homomorphic encryption privacy protection method. The redundancy of data is ensured through a linear reduction algorithm, and the privacy of data is ensured through homomorphic encryption. According to the linear reduction algorithm, hidden fragmented data information is added to fragmented data so that original data can be reduced based on the hidden data information even if a data packet is lost. The privacy of data is ensured through a homomorphic encryption algorithm. Moreover, the homomorphic encryption algorithm and the linear reduction algorithm are combined. The amount of computation is not increased too much. The method is applicable to a wireless sensor with weak computing ability.

The invention provides an optical axis included angle measurement adjusting device, which comprises at least two cameras and a measuring target plate, wherein the at least two cameras are mounted or assembled on the same height plane, and optical axes of the at least two cameras face the measuring target plate and form an included angle; the distance between the measuring target plate and the at least two cameras is L, the distance between intersection points of the optical axes of the at least two cameras and the measurement target plate is d, and the distance between the at least two camerasis D; and the optical axis included angle between the at least two cameras is expressed as shown in the description by radian. By using the included angle measuring target plate, the optical axis included angle relationship between the cameras can be conveniently and efficiently determined, and the camera groups in the up-and-down or left-and-right positional relationship can be easily measured.For cameras installed on universal joints and other devices, optical axis included angle real-time calibration can be carried out according to real-time video images.

The invention discloses a stepless speed regulation and step speed regulation combined fan gearbox which comprises a box body; a box cavity is formed in the box body; a first rotary shaft is rotatablyconnected between the left and right walls of the lower side of the box cavity; a left rotary shaft and a right rotary shaft on the left and right walls of the box cavity are rotatably connected withthe just upper side of the first rotary shaft; and a first motor fixedly arranged in the right wall of the box cavity is in power connection with the second rotary shaft on the right side. The stepless speed regulation and step speed regulation combined fan gearbox can realize switching among all gear revolving speeds, realizes fast speed regulation, can realize stepless fine regulation on the revolving speed after fast speed regulation to obtain personal preferred any transmission ratio and revolving speed, is very convenient to operate and simple in structure and realizes immediate speed regulation as the revolving speed of the output shaft is unchanged; and a user can precisely feel immediate wind speed and regulation is convenient.

The invention discloses a mini-tiller rotary blade control system and method. The mini-tiller rotary blade control system comprises a crop information acquisition module, a control center and a rotaryblade depth control module. The crop information acquisition module is used for acquiring information of crop to be sown to form information of the crop to be sown; the control center is used for obtaining the sowing depth required by the crop to be sown according to the information of the crop to be sown and analyzing the operation depth of a rotary blade to form an operation depth instruction;and the rotary blade depth control module is used for controlling the rotary blade operation depth of a mini-tiller according to the operation depth instruction so as to realize intelligent operation.

The invention discloses a wire aligning method and device used in metal wire melting processing. The invention is aimed at the technology of melting metal wires through a heat source to process the metal wires. A camera equipped with a filter device is used to take a picture of a molten pool and a picture of the surroundings, and the pictures are processed and defined so as to distinguish the outline of the molten pool and the image of a wire end. According to processing characteristics and the practical experiences, the molten pool is divided into a safe area, a transition area and an unsafe area. The relative positions of the wire end and the molten pool are compared; when the wire end is located in the unsafe area outside the transition area or is located in the transition area for a long time, a computer sends out a feedback signal according to the relative positions of the wire end and the center of the molten pool to control an motor of an adjusting mechanism to move; and the wire end is adjusted to the safe area through the movement of a wire feed pilot mouth. In such a way, self-adaptive alignment of a wire is realized, the wire feeding process is smoother and the appearance quality of the molded wire is better.

A tool for detecting tightness of molybdenum wires for linear cutting machines relates to the field of tools for detecting tightness of molybdenum wires on linear cutting machines. The tool is characterized in that a sliding seat sliding plate (11) of a sliding seat (7) provided with a guide wheel (9) is inserted into a sliding seat sliding groove (22) of a seat body (15); a cross rod (2) is inserted into a cover plate cross rod inserting groove (29) of a cover plate (16); the cover plate (16) is connected with the seat body (15) and is provided with a scale (8); a tension spring (12) is hooked on an upper tension spring screw (13) on the sliding seat (7) and a lower tension spring screw (14) on the seat body (15); and left magnetic steel (5) and right magnetic steel (6) are arranged on the cross rod (2) and a left claw (3) and a right claw (4) are arranged at the lower ends of the left magnetic steel (5) and the right magnetic steel (6) respectively. The tool has simple structure and is accurate in detecting the tightness of molybdenum wires.

The invention discloses a voltage detector and a communication circuit. Compared with the prior art, the voltage detector can detect a lower input voltage. The result of the detection of the voltage detector of the invention can be used as a basis for adjusting circuit parameters, so that a condition that an excessively high input voltage damages a later-stage circuit can be avoided. According toan embodiment of the invention, the voltage detector includes an alternating current coupling circuit, a feedback amplifying circuit and an auxiliary circuit; the alternating current coupling circuitis used for generating a first input voltage and a second input voltage according to an input voltage; the feedback amplifying circuit is used for outputting shunt current according to source and sinkcurrent and determining an output voltage according to the first input voltage and the quantity of the shunt current; and the auxiliary circuit for determining the quantity of the source and sink current according to the second input voltage, wherein the source and sink current contains the shunt current. The output voltage increases with the rise of the first input voltage, and additionally increases as the shunt current increases, and therefore, the slope of the change of the ratio of the output voltage to the input voltage is larger, and testing can be benefitted.

A device for performing information reconciliation in a Quantum Key Distribution (QKD) system is proposed. The device obtains QKD data. The device further obtains an initial error correction codeword; determines, based on a Signal to Noise Ratio (SNR) and/or Bit Error Rate (BER) of the QKD data, a number of punctures N >= 0 to be performed on the initial error correction codeword; and generates an output error correction codeword by puncturing the initial error correction codeword at N positions. Data in the QKD can thus be smoothly processed even under SNR variations.

The invention discloses an operation system of a special electromagnetic wave spectrum treatment device, which comprises a temperature output module for outputting a treatment temperature; an input module for inputting control orders by an operator; a main control module for processing the control orders and controlling the temperature output module work; and a display module for displaying a prompt graph related to the temperature output. The temperature output module comprises two working states, namely a stand-by state and an output state in power on condition; in the output state, the main control module controls the output model of the temperature output modules; the output models comprise a high-temperature output model and a low-temperature output model; a working state displaying unit used for displaying the working states is set in the display module; and an output model displaying unit used for displaying the output model is also set in the display module. With the operation system, by adopting the output model displaying unit of the display model to display a display graph of the corresponding output model, a user is instantly informed of the current output model, thereby the condition of the device can be known instantly and the corresponding adjustment can be done.

The invention discloses a display device, a humidity detection method for a display panel, and a gamma curve correction method. The humidity detection method comprises the following steps: displayinga test pattern by a display panel; projecting incident light to the test pattern of the display panel by the light source to generate diffracted light; and detecting the diffracted light by a light detector to obtain humidity information of the display panel. Humidity information of the display panel can be used for adjusting gamma setting of the display panel.

A detection method and a detection system are provided. The detection method includes steps of: moving a carrier bed to a detection machine table to obtain a shield image group; placing a detection object, and picking the detection image of the carrier bed and the detection object, and setting a detection area according to the shield image group; then, calculating a detection pixel, correspondingto the detection area, in the detection image; if it is determined that the detection pixel satisfies a preset conditions of threshold, adjusting the carrier bed or the detection object.

The invention discloses a video and audio recover, which comprises a host module and a sub-machine module. The host module comprises a control unit, a display unit, a video and audio input and output unit, a radio frequency receiving unit and a radio frequency transmission unit, wherein the control unit is connected with the display unit, a photographic unit, the video input and output unit, the radio frequency receiving unit and the radio frequency transmission unit respectively. The sub-machine module comprises a control unit, a display unit, a key unit, a decoding unit, a radio frequency transmission unit and a radio frequency receiving unit, wherein the control unit is connected with the display unit, the key unit, the decoding unit and the radio frequency transmission unit respectively; and the decoding unit is connected with the radio frequency receiving unit and the display unit respectively. The video and audio recorder comprises the host module and the sub-machine module, which transmit information to each other through radio frequency modules, so that the shortcoming that the conventional video and audio recorder only can display videos and audios on a host, and is low in concealment is overcome.

The invention discloses an electronic scale type hydraulic carrying vehicle. The vehicle includes a vehicle frame, weighing forks and a plurality of limit bolts, the vehicle frame is provided with a plurality of weighing sensors, and each weighing sensor is provided with a threaded hole; each weighing fork is provided with a plurality of first threaded holes, and each limit bolt passes through onecorresponding first threaded hole to enter one corresponding threaded hole to fasten the weighing forks and the weighing sensors; and a nut is arranged between each weighing fork and one corresponding weighing sensor, and each nut sleeves one corresponding limit bolt. By using the device, the connection between the weighing sensors and the weighing forks can be prevented from being loosened, theaccurate weighing can be realized, and at the same time, transmission noise brought by easy loosening caused by excessive accessories can be reduced.