26 results about "Electronic speed control" patented technology

Systems and apparatus are provided for a high-power microwave sensor using an unmanned aerial vehicle. The unmanned aerial vehicle may include a central body, at least one electric motor, and a barometric pressure feedthrough. The central body may include a first enclosure housing a plurality of low voltage components, a voltage feedthrough connector, and a second enclosure housing a plurality of high voltage components. The low voltage components may include a first signal processing system, a first radio transceiver, a flight controller, a second signal processing system, a second radio transceiver, and a navigation system. The high voltage components may include a plurality of electronic speed controllers, a power distribution module, an input power interface, and a plurality of high power filters. The components of each enclosure may be segregated such that the high voltage components do not create electromagnetic interference with the low voltage components.

A modular unmanned aerial vehicle (UAV) system comprises a body module, a rotor module, and a wing module. The body module includes a flight controller and a power distribution device. The body module is releasably attachable to the rotor module or the wing module, and the body module is releasably attachable to the rotor module. The rotor module includes one or more motors and electronic speed controllers (ESCs), while the wing module includes a wing having a flap, elevator, aileron, or rudder. Various UAV configurations can be formed from the body module, the rotor module, and the wing module. Each configuration includes different advantages for flight time, distance, battery life, and payload capacity. A UAV can be configured to a particular configuration to optimize parcel delivery.

An electric aerial vehicle includes a center unit, a plurality of rotor units coupled to the center unit via one or more connecting arms, one or more battery assemblies, and a plurality of electrical circuitry components. The center unit includes a compartment. Each of the rotor units includes at least a propeller, a motor for driving the propeller, and an electrical speed-controller (ESC) module electrically coupled to the motor. The one or more battery assemblies provide electrical power to at least corresponding ones of the motors and corresponding ones of the ESC modules. The electrical circuitry components include a central control circuitry and at least one subsystem. Each of the battery assemblies extends horizontally along the one or more connecting arms towards a proximal end of a corresponding one of the one or more rotor units, wherein the proximal end is coupled to the center unit.

An electric outboard motor (eOBM) is provided. Among other components, the eOBM includes a transom mount and a propulsion module. The transom mount is configured to mount the eOBM to a transom of a boat. The propulsion module is coupled to the transom mount and includes both a motor and an electronic speed control. Both the motor and the electronic speed control are thermally coupled to a casing of the propulsion module and the propulsion module is configured in operation to be submerged in water such that the ambient temperature of the water provides heat dissipation for both the motor and the electronic speed control

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 utility model relates to the technical field of unmanned aerial vehicles, and mainly discloses an indoor unmanned aerial vehicle system and device based on laser SLAM, the system comprises a flight control module, an NX module, a power supply module, an IMU module, an electronic speed control module, a pan-tilt camera and a laser radar, and the components in the system are installed on an unmanned aerial vehicle main body to form an unmanned aerial vehicle device. According to the system, high-precision positioning and navigation of the unmanned aerial vehicle device in an indoor environment can be realized, a good map building function and autonomous obstacle avoidance capability are achieved, image data shot by the unmanned aerial vehicle device are clear and high in quality, and the unmanned aerial vehicle device is compact in structure, stable in operation and high in safety performance.

The utility model discloses a model helicopter and a control circuit thereof, and relates to the technical field of model helicopters. The model airplane helicopter control circuit comprises a flight control module, a motor driving module, a motor rotating speed feedback module and an electronic speed control module, the flight control module is electrically connected with the motor driving module, the motor rotating speed feedback module and the electronic speed control module, the motor driving module comprises a main motor and a tail motor, the main motor is used for driving a main paddle of a model airplane helicopter, and the tail motor is used for driving a tail paddle of the model airplane helicopter. The tail motor is used for driving a tail rotor of the model helicopter; the motor rotating speed feedback module is used for acquiring rotating speeds of the main motor and the tail motor and sending the rotating speeds to the flight control module; the electronic speed control module is used for controlling start-stop and rotating speed of the main motor and the tail motor. According to the control circuit of the model airplane helicopter, after flameout, the main rotor and the tail rotor can be guaranteed to stop together, and out-of-control is prevented.

The invention provides an electronic speed regulation controller powered by an ignition system, which comprises a phase rotating speed detection unit, an ignition power generation and speed regulation control unit, a voltage-stabilized power supply unit and a motor driving unit, the ignition power generation and speed regulation control unit outputs a closing signal to the ignition system to stop ignition and outputs a power supply signal to the stabilized voltage supply unit, electric energy of the ignition system is stored through a capacitor in the controller to supply power, and meanwhile the motor driving unit is controlled to work to achieve the engine speed regulation function; and when the phase rotating speed detection unit detects an ignition waveform induced by the primary coil of the ignition system, the ignition power generation and speed regulation control unit outputs an ignition signal to the external ignition system to enable the engine to work normally, and outputs a closing signal to the stabilized voltage supply unit to stop supplying power to the controller. A primary coil of an external ignition system is used as a power generation coil to obtain power supply.

The present invention is applicable to the field of unmanned aerial vehicles (UAVs) and discloses an electromagnetic interference-resistant oil-powered vertical take-off and landing fixed-wing UAV. The UAV comprises a fuselage, a rotor assembly, a steering gear assembly, an oil-powered engine, an igniter, a flight controller, an electronic speed controller assembly, a power supply assembly, and an optical transmission system. The optical transmission system comprises a control sending assembly, an input speed measurement sending module, a control receiving assembly, and an input speed measurement receiving module. The steering gear assembly, the control sending assembly, and the input speed measurement receiving module are respectively connected to the flight controller. The control sending assembly and the rotor assembly are respectively connected to the electronic speed controller assembly. The input speed measurement sending module and the oil-powered engine are respectively connected to the igniter. The power supply assembly supplies power to the electronic speed controller assembly and the flight controller through a first power module and a second power module. The steering gear assembly, the optical transmission system, and the igniter are divided into zones and supplied with power in common. This can reduce electromagnetic interference and improve the flight safety of the UAV.

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.

The utility model relates to the technical field of motors for hydrofoil plates, in particular to a built-in driving waterproof motor which comprises a motor body, a motor output shaft is arranged on the front side of the motor body, and a rear cover is mounted on the rear side of the motor body. An electric adjusting mechanism is arranged at the rear end in the motor body and fixed to the rear cover. According to the utility model, the MOS plate of the electric adjusting mechanism is tightly attached to the rear cover of the motor, the rear cover of the motor is tightly attached to the MOS plate of the electric adjusting mechanism through the heat-conducting silicone grease, the aluminum rear cover can well absorb heat on the MOS plate and transmit the heat to the shell of the whole motor, and after the aluminum rear cover is contacted with water, the heat is directly dissipated into the water through temperature difference heat transmission, so that the heat dissipation efficiency is greatly improved. Therefore, the electronic speed control mechanism can work for a longer time under a larger current, and the heat dissipation of the electronic speed control mechanism is better; the electric adjusting mechanism is arranged in the motor, so that the integrated design of the electric adjusting mechanism and the motor is realized, and the problems of operation of the electric adjusting mechanism of the motor and independent water prevention of the motor and the electric adjusting mechanism are solved.

The present invention provides a flexible DC drive system for a human-powered vehicle, which includes a power generation module capable of generating electricity, a drive motor connected to the power generation module, and an electronic speed control module capable of controlling the drive motor; the mechanical transmission structure in the existing human-powered vehicle is replaced by the provided power generation module and drive motor, and a fully enclosed sealing shell can be arranged outside the drive motor and the power generation device, which can effectively achieve the waterproof and dustproof of the drive motor and the power generation device, effectively reducing the maintenance frequency of the human-powered vehicle. At the same time, since the output is extremely unstable when a person controls the drive component to generate electricity, therefore, by the control method of the electronic speed controller for the drive motor, the duty ratio of the drive motor is limited to only two states of 0% and 100%, effectively avoiding the situation that the drive motor is burned out due to excessive current during the power generation process, and ensuring the normal operation of the drive motor during the riding process.

A coaxial drone system with twin propellers, consisting of: a frame that can accommodate all components of the system; a power source consisting of one or more batteries and configured to supply power to components of the system; a variety of sensors configured to collect real-time environmental data; a first and a second motor mounted on the frame in a coaxial configuration; a first propeller coupled to the first motor, the first motor configured to rotate the first propeller clockwise; a second propeller coupled to the second motor, the second motor configured to rotate the second propeller counterclockwise; at least one electronic speed controller that controls the power distribution from the power source to the first motor and the second motor; and a flight controller configured to: Receiving sensor data from the plurality of sensors; Process the sensor data to determine the flight conditions. to generate control signals based on the processed sensor data; and Transmit the control signals to the electronic speed controller to adjust the speeds of the first and second motors.

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.

A modular unmanned aerial vehicle (UAV) system includes a fuselage module, a rotor module, and a wing module. The fuselage module includes a flight controller and a power distribution device. The fuselage module is releasably attachable to the rotor module or the wing module, and the fuselage module is releasably attachable to the rotor module. The rotor module includes one or more motors and electronic speed controllers (ESCs), and the wing module includes a wing having a flap, elevator, aileron, or rudder. The fuselage module, the rotor module, and the wing module can form various UAV configurations. Each configuration has different advantages in flight time, distance, battery life, and payload capacity. The UAV can be configured as a particular configuration to optimize package delivery.

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.

UAV configurations and battery augmentation for UAV internal combustion engines, and associated systems and methods are disclosed. A representative configuration includes a fuselage, first and second wings coupled to and pivotable relative to the fuselage, and a plurality of lift rotors carried by the fuselage. A representative battery augmentation arrangement includes a DC-powered motor, an electronic speed controller, and a genset subsystem coupled to the electronic speed controller. The genset subsystem can include a battery set, an alternator, and a motor-gen controller having a phase control circuit configurable to rectify multiphase AC output from the alternator to produce rectified DC feed to the DC-powered motor. The motor-gen controller is configurable to draw DC power from the battery set to produce the rectified DC feed.

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 provides a modular electric surfboard, which comprises a surfboard module, a power module and a battery module, and is characterized in that the surfboard module comprises a board body; the power module comprises a mast assembly, a motor, a propeller and an electric adjusting module, the power module is detachably connected with the surfboard module through the mast assembly, the propeller is detachably connected to one end of the motor, and the electric adjusting module is detachably connected to the other end of the motor; the power supply module is detachably connected to the board body. According to the modular electric surfboard, the detachable interface design is adopted, the modular electric surfboard is simple, universal and easy to disassemble and maintain, and conversion of multiple surfing conditions and surfing modes can be achieved.

The invention relates to a bicycle electronic variable speed control method and system based on state awareness, and the method comprises the steps: obtaining riding related information which comprises the pedaling frequency of a rider, the bicycle speed, the road slope and the heart rate of the rider; for each riding scene, generating a gear shifting instruction based on the pedaling frequency of the rider, the vehicle speed, the road surface gradient and / or the heart rate of the rider; and the gear shifting instruction is sent to the speed change execution module, and the speed change execution module controls the vehicle speed according to the gear shifting instruction. According to the invention, based on the data such as the pedaling frequency, the vehicle speed, the gradient and the heart rate which are acquired in real time, a fuzzy control and machine learning algorithm is combined, a gear shifting instruction is dynamically generated, a strategy is continuously optimized, gear shifting control which varies according to people, roads and time is realized, and the riding comfort and efficiency are remarkably improved.

The invention relates to the technical field of unmanned aerial vehicles, and discloses a mechatronics logistics unmanned aerial vehicle which comprises a plurality of A-type rod pieces, the tops, the middles and the bottoms of the A-type rod pieces are each provided with an inserting structure, and the inserting structures are used for being connected with B-type rod pieces; the connecting piece is used for connecting B-type rod pieces or A-type rod pieces; a battery cell can be packaged or not packaged in the A-type rod piece; the B-type rod pieces are connected with the A-type rod pieces or other B-type rod pieces through the inserting structures; the motor packaging structures can be connected with the A-type rod pieces in an inserted mode and support installation in a vertical axial connection mode or an axial connection mode, motors and electronic speed control modules are packaged in the motor packaging structures, and the A-type rod pieces and the B-type rod pieces are assembled through the inserted structures to form an unmanned aerial vehicle body frame. Therefore, the proportion of the effective load in the takeoff weight can reach 40-80%, the electric energy consumption is greatly reduced, and the effective flight time and distance are improved.

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.