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98results about How to "Control running status" patented technology

Vehicle-mounted information system based on Beidou communication

The invention discloses a vehicle-mounted information system based on Beidou communication, which selects an Android software system and comprises a core processing unit, a power management unit, a CAN bus interface circuit unit, a K bus interface circuit unit, a Beidou/GPS navigation unit, a 3G wireless network module, a driving assisting function module and a liquid crystal display control module, wherein the core processing unit is connected with the CAN bus interface circuit unit, the K bus interface circuit unit, the Beidou/GPS navigation communication module, the 3G wireless network module, the driving assisting function module, the liquid crystal display control module and a touch screen; the liquid crystal display control module is connected with a liquid crystal display; the power management unit is connected with and provides power for the core processing unit, and is connected with and provides power for the other units; and a touch screen control module is connected with the touch screen. The vehicle-mounted information system disclosed by the invention is low in cost, good in stability, powerful in function, good in universality and strong in anti-interference capacity, and meets requirements of different working conditions.
Owner:沈阳中科正方新能源技术有限公司

Transformer substation patrol and inspection robot with rod climbing function and drive method for transformer substation patrol and inspection robot

The invention discloses a transformer substation patrol and inspection robot with a rod climbing function and a drive method for the transformer substation patrol and inspection robot. The transformer substation patrol and inspection robot comprises a monitoring device, a drive control module and a climbing mechanism. The monitoring device and the drive control module are arranged on the climbing mechanism. The climbing mechanism comprises multiple sections of body units and body joints. The adjacent body units are connected through the body joints. A body joint motor is arranged between every two adjacent body units. Each body unit is provided with a pair of mechanical arms. The ends of each mechanical arm are provided with walking and rotating universal wheels and universal wheel drive mechanisms. The universal wheel drive mechanisms and the body joint motors are connected with the drive control module. The drive method includes the steps that the transformer substation patrol and inspection robot is driven to move on the ground, move up and down a rod column and climb / rotate / stop along the rod column. By the adoption of the robot and the method, the functions that the robot moves on the ground, moves up and down the rod column and climbs / rotates / stops along the rod column can be achieved, the structure is compact, the control accuracy is high, and the operating state of a power transformation device can be monitored in all directions without a dead zone.
Owner:STATE GRID CORP OF CHINA +3

DM6446-based embedded P2P live streaming media system and working method thereof

The invention relates to a method for realizing a DM6446-based embedded P2P live streaming media system with the advantages of reasonable design, high cost-performance ratio, excellent playing effect and the like. The system consists of a plurality of Vinci digital platforms which are connected with one another through a network, wherein each Vinci digital platform uses an ARM+DSP double core framework; an ARM module is a main running program of a general processor; a DSP module is a co-processor which is used for decoding audio and video; the ARM module comprises a P2P engine module, a player module, a UI module and a control module; the P2P is connected with an Ethernet and acquires required audio and video data from the network; the player module is used for playing the data acquired by the P2P engine module; the UI module is used for providing an excellent interface for a user; the control module is connected with the UI module, the player module and the P2P module and is used forcontrolling the running state of each module in cooperation with the UI module and responding to key operation on a remote controller by the user; the player module is connected with a display and anaudio device respectively; and the UI module is connected with the display.
Owner:SHANDONG UNIV

Air-conditioner electric auxiliary heating condensed water removing control method and air-conditioner

The invention provides an air-conditioner electric auxiliary heating condensed water removing control method and an air-conditioner. The air-conditioner comprises an electric heater. An electric heating wire is arranged inside the electric heater. The control method includes the steps that the indoor environment humidity is detected in the cooling or dehumidifying mode of the air-conditioner; andthe operating state of the electric heating wire is controlled according to the indoor environment humidity, a first humidity preset value and a second humidity preset value. According to the air-conditioner electric auxiliary heating condensed water removing control method and the air-conditioner, the electric heating wire is arranged inside the electric heater and further controlled to be switched on and off according to the indoor environment humidity in air-conditioner cooling or dehumidifying operation, on one hand, condensed water removing control precision of the electric heater can bemade high, the conditions that condensed water is attached to the electric heater and even the condensed water existing on the surface of the electric heater is evaporated are prevented, and thereforethe water blowing phenomenon of the air-conditioner is avoided and user experience can be improved; and on the other hand, unnecessary starting of the electric heater can be evaded, energy can be better saved and the service life of the electric heater is prolonged.
Owner:NINGBO AUX ELECTRIC +1

External multiway gas compression type atomization control treatment system

The invention discloses an external multiway gas compression type atomization control treatment system which comprises an automatic recognition control system, an air filter, a pneumatic source, an air storage device and a plurality of atomization components. The pneumatic source, the air storage device and an air flow heating device are electrically connected with the automatic recognition control system, an output end of the air filter and an input end of the pneumatic source are communicated through a pipeline, an output end of the pneumatic source and an input end of the air storage device are communicated through a pipeline, an output end of the air storage device and an input end of the air flow heating device are communicated through a pipeline, flow adjusting valves are arranged between the air flow heating device and the atomization components, an output end of the air flow heating device and input ends of the atomization components are communicated through the flow adjusting valves. The system can be divided into multiple atomizing groups, thereby being convenient for standard management, capable of improving treatment environment, more comfortable to use, more effective in treatment, capable of simplifying operation process, low in atomizer fault rate, high in automation level and capable of effectively reducing workload of medical staff and saving resources.
Owner:成都维信电子科大新技术有限公司

Spinning workshop dust collector

The invention provides a spinning workshop dust collector. The spinning workshop dust collector comprises a dust suction device, a dust collection device and a power device. Fiber impurities in a spinning workshop can be prevented from entering a dust suction pipe to cause blockage by means of a sweeping connector and a cutting-off mechanism of the dust suction device. An anemograph in the dust collection device can detect the magnitude of wind power of the dust collector in real time and then judge whether overload operation is carried out or not. The fiber materials sucked into the dust suction pipe are filtered through a detachable coarse filtering part, and the fiber materials are prevented from entering an air inlet of the dust collection device. An overload protection circuit in the power device controls the operating state of a motor of the dust collector and avoids overload. According to the spinning workshop dust collector, the large fiber impurities sucked into the dust collector can be reduced, and the blockage probability is reduced; the coarse filtering part, an overload protection cavity and the overload protection circuit are arranged, the dust collector can be prevented from being in an overload work state for a long time, overheat burndown of the motor is avoided, and the problem that a motor of a traditional dust collector is easily damaged due to blockage is solved.
Owner:NINGXIA RUYI SCIENCE & TECHNOLOGY FASHION INDUSTRY CO LTD

Protection type brushless excitation synchronous motor

A protective brushless excitation synchronous motor includes a stator, a rotor and a frame of the host of the motor, the ends covers of two ends of the frame, a shaft and seat type bearings at two ends of the shaft, an exciting dynamo, a cooling machine and a blower at the upper part of the frame, a rectifying disc and a heater. The invention is characterized in that one of the two end covers is arranged at one side of the frame and is provided with a convex cylinder with an inner diameter larger than a shaft radius; an outer diameter smaller than the inner diameter of the convex edge of the field yoke of the rotor of the host; the magnetic poles of the exciting dynamo are arranged on the outer circle at the end part of the convex cylinder; the stator of the exciting dynamo is embedded in the convex edge of the field yoke of the rotor of the host corresponding to the magnetic poles of the exciting dynamo; the magnetic field of the magnetic poles of the exciting dynamo and the magnetic field of the host are not interfered mutually; the rectifying disc, namely a rectifying module is mounted in the same disc body with a de-excitation resistance; the disc body is mounted on the rotary shaft in the frame at the other end of the exciting dynamo. The invention changes concepts that a stator of a traditional AC motor is externally mounted and static while a rotor is internally arranged and rotable; the host of a brushless synchronous motor and the exciting dynamo are integrated as a body, thus greatly reducing the size of the motor, decreasing the manufacture and maintenance cost of the motor and improving the safety and reliability of the motor.
Owner:XIANGTAN ELECTRIC MFG CORP LTD

Particle concentrated radiation absorption characteristic measuring device and measuring method thereof

PendingCN111323341AAccurate absorption properties of concentrated radiationAccurate absorption characteristicsParticle and sedimentation analysisOptical radiationAbsorptance
The invention relates to the technical field of solar thermal power generation, in particular to a particle concentrated radiation absorption characteristic measuring device and a measuring method thereof. The invention provides a measuring device and a measuring method. An output response signal Sr([lambda]) of reflected light of a reference standard sample with known spectral reflectivity, an output response signal Sb([lambda]) of reflected light of a background and an image signal can be respectively measured; then the motion form of the particles in the heat absorber is simulated and the output response signal Sbp([lambda]) and the image signal of the background and the reflected light of the particles at the moment are detected; and according to the detected data of the three output response signals Sr([lambda]), Sb([lambda]) and Sbp([lambda]) and the average background ratio Pb obtained by calculating the two times of image information processing, the absorptivity [alpha]p([lambda], Tbp) of the particles is obtained through calculation, and therefore the radiation absorption characteristic of the particles in the heat absorber in the moving state is obtained. The formula (1)is scientific and reasonable, and the absorptivity of the particles calculated by the formula (1) is more accurate.
Owner:ZHEJIANG UNIV

Machining method for controlling fixed length cutting of workpiece by tool, cutting device and machine tool

ActiveCN109164755APrecise and flexible position controlPrecise and flexible state controlProgramme controlComputer controlControl signalState parameter
The invention relates to a machining method for controlling fixed length cutting of a workpiece by a tool, a cutting device and a machine tool. The machining method comprises the steps of: detecting the position of the workpiece to obtain a position measurement signal; detecting inertial filtering on the position measurement signal by a cutting state parameter of the tool to obtain a first filtervalue; obtaining a second filter value from the position measurement signal and the first filter value; calculating a control compensation value from a first filter error, the second filter value andthe cutting state parameter; and introducing the first filter value and the control compensation value into a virtual spindle model of the tool to calculate a control signal for the cutting process. The method solves the technical problem that the cutting position is difficult to meet the relevant requirements by simply using the inertial filtering to process the position signal of the workpiece during the cutting process. By compensating the filter position, the speed of the cutting tool at the non-cutting point is smooth and the vibration is small, so that the cutting accuracy at the shear point is improved, and the quality of the machined workpiece is significantly improved.
Owner:SIEMENS FACTORY AUTOMATION ENG
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