10 results about "Electronic speed control" patented technology

The invention relates to the technical field of motor control, in particular to a brushless motor electronic speed regulation circuit for an unmanned aerial vehicle and a control method of the brushless motor electronic speed regulation circuit. The brushless motor electronic speed regulation circuit comprises a printed circuit board, a power supply module and a grid driving module. The printed circuit board is provided with a plurality of wiring layers which are stacked, and comprises a first power supply layer and a second power supply layer which are adjacent to each other in the vertical direction and are overlapped and aligned, and an electrical control layer. The power supply module is arranged on the first power supply layer and the second power supply layer, the first power supply layer and the second power supply layer are electrically connected through a matrix via hole array, and the power supply module is used for being electrically connected with an external power supply and supplying power to a circuit after processing. The grid driving module is arranged on the electrical control layer, is powered by the power supply module and is used for outputting driving voltage to the brushless motor, large current transmission and balanced distribution of the multi-channel motor controller can be realized on a single printed circuit board, and electromagnetic interference of a power loop on a control signal is inhibited.

The invention relates to the technical field of engine control methods, in particular to a garden machine galloping flameout protection method and system, an intelligent terminal and a storage medium, and the method comprises the steps that the current rotating speed of an engine is monitored in real time; the current rotating speed is compared with a preset flameout protection threshold value, and the flameout protection threshold value is set to be higher than the highest set working rotating speed which can be maintained by the engine electronic speed regulating system in the normal working state; when the current rotating speed exceeds the flameout protection threshold value, it is judged that the engine enters a rotating speed out-of-control state, and an emergency protection instruction is generated immediately; and executing the emergency protection instruction, controlling the engine to execute flameout operation, and triggering an instrument to output overspeed alarm information. The overspeed protection method has the effect of improving the problems that an existing overspeed protection method is delayed in response and weak in rotating speed relevance.

The present application relates to the technical field of unmanned aerial vehicles and discloses a compact autonomous exploration unmanned aerial vehicle, including: a rectangular plate; flight driving mechanisms mounted below the rectangular plate; a housing mounted on an upper surface of the rectangular plate, a battery being removably connected inside the housing, an information processor being integrated at a top of the housing, an inclined plate that is connected to the rectangular plate being fixed on one side of the housing, and a radar and a camera being mounted on the inclined plate; a flight controller and electronic speed controller board fixed on the bottom wall of the rectangular plate and located within a central space surrounded by the four flight driving mechanisms, the flight controller and electronic speed controller board being electrically connected to an operating end of each of the flight driving mechanisms; and a power distribution board, the power distribution board having an upper portion fixed within the housing and being located between the battery and the radar, and passing downward through the rectangular plate, and the power distribution board being electrically connected to the battery and distributing electrical power to the information processor, the radar, the camera and the flight controller and electronic speed controller board. The present application has a compact structure, can achieve miniaturization and lightweight of the overall structure, and can ensure stable flight.

Provided in the present application are a modular power system and a modular electric surfboard. The modular power system comprises a motor, a propeller, an electronic speed control module, and a mast assembly. The motor comprises a first connection end and a second connection end. The first connection end of the motor is detachably connected to the propeller, the second connection end of the motor is detachably connected to the electronic speed control module, and the mast assembly is detachably connected to the electronic speed control module. In the present application, the provided modular power system and the modular electric surfboard using same have a modular structure, and the modular components connecting to each other are designed with detachable interfaces, so that assembly, disassembly, and maintenance are simple. The modular electric surfboard comprising the modular power system in the present application can achieve switching between multiple modes according to various surfing conditions.

The invention discloses a high-integration-level flight control system, relates to the field of wind tunnel dynamic flight tests, and solves the problems that an existing flight control system is limited in interface adaptation type, single in control mode and insufficient in attitude and power cooperative control precision under closed-loop control. Comprising a data receiving interface, a control signal output interface and a control processing module. The data receiving interface is adapted to various communication types such as 485, 232 and the like and is used for acquiring sensing data of multiple components such as inertial navigation, a GPS (Global Positioning System), a remote controller and the like; and the control signal output interface outputs corresponding signals to the control surface control unit, the electronic speed control and electric culvert unit and the like. The control processing module comprises a system self-checking module, a data analysis module and an instruction resolving module, sensing data are analyzed after self-checking is passed, the instruction resolving module can select an open loop mode or a closed loop mode to resolve an instruction and transmit the instruction, and multi-source data collection and multi-execution-unit cooperative control are achieved. The method can be used for flight control of virtual flight, free flight and outfield flight of a dynamic flight model.

The utility model relates to the technical field of unmanned aerial vehicles, in particular to a jet-propelled aerial photography unmanned aerial vehicle which comprises a main body, and the bottom of the main body is fixedly connected with a jet assembly and an image acquisition assembly; the combustion chamber, the nozzle and the turbine are integrated to serve as a driving assembly of the unmanned aerial vehicle, the unmanned aerial vehicle can fly in a jet-propelled mode and conduct aerial photography, and the jet-propelled unmanned aerial vehicle has the advantages of being small in size, low in manufacturing cost, convenient to use, low in requirement for the aerial photography environment and the like. Through cooperative use of the intelligent obstacle avoidance device, the balance controller, the electronic speed controller and other devices, the safety of the unmanned aerial vehicle during flight can be improved, the limitation of the environment is broken through, the aerial photographing efficiency is improved, the TOF camera is used as a camera shooting device for aerial photographing and image collection, and compared with a traditional camera, the TOF camera can obtain depth information of the whole image, and therefore the unmanned aerial vehicle can be used more conveniently. The TOF camera can collect reflected light from different times, can acquire depth information, and can segment, mark, identify, track and the like an image of an aerial target.

An apparatus (1) for slicing meat, the apparatus comprising a conveyor (2) for conveying a stream of pieces of the meat in a downstream direction. The apparatus further comprising a slicing structure (5) configured for slicing the meat with a knife structure, the slicing structure being configured to slice the meat by moving the knife structure (40) in a slicing path through the meat at a penetration speed. To improve the slicing quality and potentially increase slicing speed and yield, the apparatus comprises an electronic speed control structure (11) controlling the slicing structure. The electronic speed control structure is configured to read a deformability parameter representing an ability of the meat to deform, and to define the penetration speed based on the deformability parameter.

The electric tuning base station comprises an upper baffle and a lower baffle which are arranged at the two ends of a supporting rod, and a radio frequency module is assembled between the upper baffle and the lower baffle; the bottom of the lower baffle plate is provided with an electronic speed control module which drives a rotating shaft connected with the radio frequency module. The top of the upper baffle plate is provided with an external work parameter with an image port; mounting plates are arranged on the side surfaces of the upper baffle and the lower baffle; mounting sheets penetrating through the antenna housing and the mounting plate are arranged on the surface of the antenna housing; the bottom of the lower baffle plate is provided with a lower end cover, and the lower end cover is provided with a plurality of signal ports electrically connected with the radio frequency module and a control port electrically connected with the electronic speed controller module. Therefore, the external work parameters periodically shoot the environment image, the target inclination angle is determined based on the personnel density in the environment image, the shooting analysis process is independent of the radio frequency module, the communication quality is remarkably improved, and the signal loss is reduced. In addition, when a fault occurs, external working parameters arranged outside are convenient to maintain and replace, and the maintenance cost is remarkably reduced.

The utility model discloses a kind of electronic speed regulating device, and discloses the transmission with electronic speed regulating device, electronic speed regulating device includes shell, motor, first reduction mechanism, second reduction mechanism, sensor and magnet, shell is used to be connected with frame;The output end of motor is connected with the input end transmission of first reduction mechanism, the output end of first reduction mechanism is used to be connected with gear lever transmission;Any gear or gear shaft of first reduction mechanism is connected with the input end transmission of second reduction mechanism;The output end of second reduction mechanism is connected with magnet, sensor is used to detect the rotation angle of magnet, second reduction mechanism is used to limit magnet within 360 ° rotation.The output end of second reduction mechanism drives magnet to rotate, sensor cooperates with magnet, without identifying the saved number of turns record before, only need to identify the rotation angle of magnet current can accurately identify gear, effectively reduce the risk of gear shift disorder.