448results about "Electric motor starters" patented technology

The invention relates to a starting and power generation integrated control method based on externally distributed bosses of a permanent magnet motor, and the method comprises the following steps: determining the initial position of a rotor of the permanent magnet motor relative to a stator through a pulse voltage injection method, and applying a drive signal to a stator coil, so that the motor reaches the rotating speed at which an ignition trigger can stably detect the signal; an ignition trigger is used for obtaining boss signals and conducting shaping processing, and the specific position of the rotor relative to the stator is determined; the stator coil is electrified by utilizing the relative position of the rotor and the stator, the motor is driven to rotate, and flux-weakening voltage regulation control is carried out; and when the power-assisted condition is met, a stator coil corresponding to the permanent magnet motor is electrified by utilizing the relative position of the rotor and the stator, so that switching control from power generation voltage regulation to power-assisted driving of the motor is realized, and power-assisted driving operation is executed. According to the control method, the boss on the rotor is used for starting and power generation voltage regulation control of the permanent magnet motor, and the method is simple and easy to implement.

The invention relates to a control method based on low-temperature cold start of a heuristic integrated heavy oil engine, and relates to the field of heuristic integrated heavy oil engines. According to the technical scheme, the preheating plug in the cylinder is combined with the air inlet heating grid, synchronous control is achieved through the same relay, the electric energy requirements of synchronous work and dragging and preheating are met by means of sufficient battery capacity, and the device can be adapted to the ultra-low temperature of-40 DEG C or below and the plateau environment of 4700 m or above; three starting attempts are supported by single-time power-on through intelligent preheating control logic, the pre-preheating and heating-while-dragging processes are executed each time, fault information is automatically uploaded after starting fails, frequent power-off is not needed, and the starting efficiency is improved. And moreover, through an intermittent post-preheating and intake synchronous heating strategy, the combustion stability in the cylinder is effectively improved, the rotating speed fluctuation time is shortened, and mechanical damage caused by flameout and unstable idling after starting is avoided. In addition, the dragging rotating speed control based on the torque can prevent the problem of engine damage caused by accidental detonation after multiple starting failures.

The invention relates to a vehicle starting control method and device and a vehicle, and is applied to the technical field of hybrid power vehicles. The vehicle starting control method comprises the steps that in response to the situation that the vehicle meets the engine starting requirement, running state information of the vehicle is obtained; the state of the vehicle is determined based on the running state information of the vehicle, under the condition that the state of the vehicle is in a preset state, a compensation torque value used for braking wheels is determined, and the preset state is used for representing that the vehicle is in a non-driving state; braking operation is carried out on the wheels of the vehicle based on the chassis system and the compensation torque value so as to carry out engine starting control, according to the embodiment of the invention, the wheels can be braked by determining the compensation torque value used for braking the wheels under the condition that the vehicle meets the engine starting requirement and the vehicle is in the preset state, and the braking efficiency of the vehicle is improved. Therefore, the problem that the vehicle moves or shakes in the starting process of the engine is solved.

To make oil surely interpose between a rotor housing and a rotor even in cold starting.SOLUTION: An engine system 12 comprises: a rotary engine 14 having a rotor housing 16, side housings 18, and a rotor 20 that is housed in a rotor accommodation chamber surrounded by the rotor housing and the side housings and forms three working chambers 24, in which the rotary engine is driven by a starter generator 10 at the time of starting to increase in rotation speed, and drives the starter generator during operation; a water temperature sensor 64 for detecting a cooling water temperature of the rotary engine; and a PCM 84 and an SGCM 86, which are configured to control rotation speed of the starter generator at the time of engine starting. The PCM 84 and the SGCM 86 control the starter generator such that when the cooling water temperature at the time of rotary engine starting is relatively low, the rate of increase in engine rotation speed becomes low as compared with that when the cooling water temperature is relatively high.SELECTED DRAWING: Figure 7

The invention provides a two-stroke piston engine integrated controller with high-reliability position estimation, which is characterized in that a motor Hall signal acquisition function is added on the basis of an engine crankshaft position signal acquisition circuit of a conventional engine control module. A crankshaft position signal redundancy switching logic of the two-stroke piston engine is designed based on an improved circuit, a groove pole position behind a top dead center is positioned in the operation process of the engine, synchronous correction of a Hall signal and a crankshaft position signal is achieved, and a conversion relation between a motor Hall signal and the crankshaft position signal of the engine is established. When the crankshaft position signal is abnormal, the engine timing control method based on the motor Hall signal can be automatically switched. According to the invention, the redundancy switching of the position signal of the two-stroke piston engine can be realized, so that the piston engine can still complete a set task without flameout when the crankshaft position signal is abnormal, and the reliability of a control system is greatly improved.

A vehicle includes an engine, an intake manifold, a starter motor, a battery, and a control apparatus. The intake manifold is coupled to the engine. The starter motor is configured to start up the engine. The battery is configured to drive the starter motor. The control apparatus includes one or more processors, and one or more memories coupled to the one or more processors. The one or more processors are configured to execute idle reduction control, and execute, during execution of the idle reduction control and before cancelling the idle reduction control, adjustment control of adjusting an internal pressure of the intake manifold and causing the internal pressure of the intake manifold to be lower as a voltage of the battery is lower.

A control device (125) for controlling an engine (102) of a vehicle (103) is disclosed together with a control system (101) comprising a control device (125), a vehicle (103), and a method (200, 500). The control device (125) comprises a control unit configured to cause the power generation of the engine (102) to shut down during movement of the vehicle (103) depending on at least one criterion being met, and to cause the power generation of the engine (102) to restart depending on at least one input signal indicating a need to restart the engine (102) to provide a required power output.The control unit is also configured to receive a target motor speed value that depends on a current drive shaft speed, and causes the motor (102) to maintain a speed not exceeding the target motor speed, which depends on the target motor speed value, for a period after receiving the at least one input signal and until a further signal is received indicating that the motor (102) has been reconnected to a drive shaft (104). The control unit is arranged to allow the motor speed to exceed the target motor speed after receiving the further signal.

The application is suitable for the technical field of batteries, and provides a starting battery, a discharge control method of the starting battery, an electronic device and a computer program product. The capacity of the starting battery is divided into multiple capacity regions, different capacity regions correspond to different working condition requirements, and the charge and discharge control method of the starting battery comprises the following steps: determining a target capacity region according to a current working condition requirement; and performing a charge and discharge operation corresponding to the current working condition requirement by using the target capacity region. In the use process of the starting battery, the charge and discharge operation can be performed by using the target capacity region corresponding to the working condition requirement, so that the overcharging and overdischarging of the starting battery are effectively reduced, and the influence on the service life of the starting battery is reduced.

A system for handling surplus methane in a fuel supply system for an internal combustion engine (ICE) system, the system comprising: an inert gas supply system configured to be in fluid communication with the fuel supply system and further configured to supply inert gas to an inert gas supply conduit position of the fuel supply system; a burner configured to be in fluid communication with the fuel supply system via a controllable valve device, the controllable valve device being disposed downstream the fuel supply conduit position; and a controller comprising processing circuitry configured to: predict an upcoming ICE non-operational time period; in response to the predicted ICE non-operational time period, determine to inject inert gas to the inert gas supply conduit position so as to flush the fuel supply system; and control the controllable valve device to direct any flushed-out methane to the burner.

The invention provides a method for starting an engine, electronic equipment, a vehicle and a storage medium, the method is applied to the technical field of hybrid power control, and the method comprises the steps that if it is determined that the vehicle needs to start the engine, the engine is started by controlling the torque of a first motor; in the process of starting the engine based on the first motor, the target torque of the first motor is determined; determining a compensation torque based on the target torque, and correcting the compensation torque to obtain a corrected compensation torque; and based on the corrected compensation torque, a second motor of the vehicle is controlled so that the second motor can conduct torque compensation. According to the method, rushing of the vehicle caused when the engine of the vehicle is started can be reduced, the stability of the vehicle is improved, and the driving experience of a user is improved.

The invention discloses an overheating protection function. The overheating protection function comprises the following steps that a protection module is powered on and initialized; recording the initial voltage, and starting timing for continuous working time; the temperature acquisition module judges whether the current temperature of the temperature acquisition point is lower than a preset power-on threshold value or not; if not, the relay is disconnected, and the starter stops working; if yes, the protector controls the relay to be switched on, and the electromagnetic switch is turned on; in the continuous power-on process of the relay, the temperature acquisition module continuously monitors the current temperature of the temperature acquisition point; the protector parallelly executes the following judgment: (1) whether the continuous working time reaches a preset delay protection threshold value or not; (2) judging whether the current temperature reaches or exceeds a preset protection threshold value; and if any one of (1) and (2) is established, the protector controls the relay to be powered off so as to stop the starter from working. Through cooperation of the protector and the temperature sensor, dual and intelligent monitoring and protection of the temperature and the working time of the starter are achieved.

To obtain maximum performance and belt longevity, it is important that the belt is properly tensioned. In some scenarios such as hybrid vehicles where the belt is going through large variations in drive torque due to varying Belt Starter Generator (BSG) parameters due to regeneration and the like, a dynamic pivot may optimize belt tension for a variety of engine modes. In some embodiments a dynamic pivot dual arm tensioner may include a center arm having a first tensioning pulley journaled to the center arm and engageable with a mounting surface, such as an engine block or accessory bracket, through a mounting axis; a side arm having a second tensioning pulley journaled to the side arm and coupled to the center arm; a dynamic pivot around which the tensioner dynamically rotates; and the dynamic pivot journaled to the center arm.

The utility model provides a safety structure after starter short circuit for an engine, which comprises a casing, a stator coil assembly fixed on the inner wall of the casing and a binding post inserted on the casing, and the stator coil assembly comprises a gap bridge connecting line corresponding to the binding post. A fuse mounting part is arranged at one end, which is arranged in the casing, of the binding post, a fuse connecting plate is fixed on the fuse mounting part, the gap bridge connecting wire is fixedly connected with the fuse connecting plate, and the binding post is electrically connected with the gap bridge connecting wire through the fuse connecting plate. The melting point of the safety connecting plate is lower than that of the gap bridge connecting line and the binding post; during overload protection, the fuse connecting plate is fused, and the binding post is disconnected by the gap bridge connecting line; according to the safety structure after the starter for the engine is short-circuited, the defect that an existing starter is not safe to use after being short-circuited is overcome.

The present invention relates to a method (300) for starting an internal combustion engine (101) in an electric hybrid vehicle (100). The method comprises, for at least one first vehicle driving condition, when the internal combustion engine (101) is disconnected from the at least one first drive wheel (111a, 111b), and is to be started when the vehicle (100) is in motion: accelerating (320) the internal combustion engine (101) using drive wheel torque by partially closing the clutch (103) to connect the internal combustion engine (101) to the at least one first drive wheel (111a, 111b), applying (330) a vehicle propelling torque by the electric machine (110) while accelerating the internal combustion engine (101), so as to at least partly compensate for drive wheel torque being used to accelerate the internal combustion engine (101), and commencing (340) fuel injection to start the internal combustion engine (101). The invention also relates to a control arrangement, a computer program, a computer-readable medium and a vehicle comprising a control arrangement.

Aspects of the present invention relate to a control system (12), method (400) and computer program (31) for controlling torque provided by a belt integrated starter generator (14) of a vehicle (10), the control system (12) comprising one or more electronic controllers (18), the one or more electronic controllers configured to: determine a change in torque to be provided by the belt integrated starter generator (14) according to a torque request (54); determine that the change in torque will cause the belt integrated starter generator (14) to enter a torque reversal region (51); and generate and output to the belt integrated starter generator (14) an altered torque request (56) within the torque reversal region (51), wherein the altered torque request (56) is generated and output to the belt integrated starter generator (14) when the torque request (54) would result in a reduction in the amount of torque provided by the belt integrated starter generator and when the torque request would result in an increase in the amount of torque provided by the belt integrated starter generator.

The invention provides an engine starting control system, a vehicle and a hybrid tractor, and relates to the technical field of vehicle control. A vehicle control unit is in communication connection with a motor controller, an engine controller and a battery management module; the motor controller is electrically connected with the generator; the engine controller is connected with the engine; the battery management module is in communication connection with the power battery; the vehicle control unit is used for controlling the motor to operate in a first working state in response to a vehicle starting signal so as to drag the engine; after the engine is started to run, monitoring the electric power characteristic of the motor; if the electric power characteristic of the motor is converted from the first electric power characteristic to the second electric power characteristic within the preset duration, it is judged that the engine is started successfully; and when it is judged that the engine is started successfully, the target rotating speed and / or the target torque of the engine are / is adjusted according to the vehicle state signal, so that accurate starting judgment and intelligent speed regulation are achieved, battery feed is avoided, and the optimal running state of the hybrid tractor is guaranteed.

To provide a vehicle control device that can prevent engine exhaust system components from overheating. [Solution] The vehicle includes an engine and a control unit that performs engine revving control, which revs the engine when the accelerator pedal input exceeds a threshold TH1 in a non-driving range. When the time during which the engine revving control has been performed reaches an upper limit time TL, the control unit terminates the engine revving control and stops the engine.

The utility model relates to the technical field of power systems, in particular to an engine. The engine (100) comprises a shell assembly (10), a crank connecting rod mechanism (50), an air distribution mechanism (40), a speed change mechanism (60), a first cylinder body (74), a second cylinder body (75) and a starting motor (80). The shell assembly (10) comprises a crank case (14), at least part of the crank connecting rod mechanism (50) is installed on the crank case (14), and the air distribution mechanism (40) and the speed change mechanism (60) are both connected with the crank connecting rod mechanism (50). The first cylinder body (74) is arranged in the first direction, the second cylinder body (75) is arranged in the second direction, the first direction and the second direction intersect in an inclined mode and form a preset included angle, and at least part of the starting motor (80) is arranged in the range of the included angle formed by the first direction and the second direction.

The application discloses a kind of vehicle starter control method, device, equipment and medium.It includes: obtaining the attribute information of current vehicle and starting interval, generates starting signal according to attribute information and starting interval;According to starting signal, control vehicle starter starts, and obtains starting related information, wherein, starting related information includes single starting duration, engine speed and relay voltage;When starting related information meets reset condition, generate reset signal, control starter according to reset signal to disconnect.Through obtaining the attribute information of current vehicle and starting interval, then generates starting signal according to attribute information and starting interval to control vehicle starter to start, then by obtaining single starting duration, engine speed and relay voltage to judge whether to meet reset condition, when meeting reset condition, generate reset control starter to disconnect, system reliability is high, effectively solve electromagnetic switch burning loss and motor burning problem, improve the service life of starter.

The invention provides a control method and device based on the fuel liquid level, a vehicle and a medium, and the method comprises the steps that after the vehicle is powered on, the initial fuel liquid level and the corrected fuel liquid level of the vehicle are obtained; based on the initial fuel liquid level and the corrected fuel liquid level, the actual fuel liquid level of the vehicle is determined; and when the actual fuel liquid level is larger than a preset calibration liquid level, a range extender of the vehicle is controlled to be started. In this way, the problems that in the prior art, due to abnormal / inaccurate methanol liquid level recognition, the range extender is not allowed to be started, the range extender fails to start or the range extender is started and stopped repeatedly can be solved.

A control system (300) for a transport engineless refrigeration unit (301), the control system comprising: a controller (302) for communication between a vehicle (307) and a plurality of vehicle devices, the controller comprising: a vehicle data connection (306) for transmitting data to and from a vehicle; a vehicle engine on / off connection (308) for triggering start-up of the vehicle engine; a plurality of device data connections (314), wherein each device data connection transmits data to and from at least one device external to the controller; and a device power connection (313), wherein the device power connection supplies power from the controller to at least one device external to the controller.

A vehicle is disclosed that includes a battery, memory, and a processor. The battery can provide power to the vehicle, and the memory can store historical vehicle information. The processor can determine that a software update may be available for the vehicle. In response to this determination, the processor can use the historical vehicle information to determine an optimal time to initiate a software update installation in the vehicle to optimize battery usage. The processor can further transmit an installation initiation notification to a server to install the software update at the optimal time.

A power unit (1) for supplying power to a variety of interchangeable external equipment includes a battery (10) for storing the power, electrical input and output connectors and control systems (13, 14) for charging the battery (10) and supplying electrical power from the battery (10) to the external equipment, and an output shaft (21) driven by a motor (20) powered by the battery (10) for supplying shaft power to the external equipment. A motor control system (30) controls operation of the motor (20) responsive to control signals (32) received from the external equipment via a control signal connector. The control system (30) may emulate the controller of an internal combustion engine, and the power unit (1) may include an output shaft mount (40) corresponding to an SAE standard flywheel housing, so that the power unit (1) may be used as a direct replacement for a conventional power unit having an internal combustion engine.

A vehicle control device (10) which includes control means (11) for controlling an engine (30) mounted on a vehicle (100) and an electric motor (34) that enables a crankshaft (30a) of the engine (30) to rotate is provided. When an idle stop condition is satisfied, the control means (11) executes: automatic stop of the engine (30); and stop position control for braking the crankshaft (30a) rotating due to inertia by a driving force of the electric motor (34) so as to stop the crankshaft (30a) at a predetermined position (P). The stop position control includes: pre-brake control for controlling the electric motor (34) such that a rotation speed of the crankshaft (30a) decreases according to predetermined target transition information (Tne); and main brake control for controlling the electric motor such that the crankshaft (30a) is stopped at the predetermined position (P) after the pre-brake control.

The present invention provides a control device, a control system, and a work machine that can ensure the continuity of work performed by the work machine. [Solution] A control device 4 controls a work machine 1 having a work unit 33 that performs predetermined work, an engine 30 (power source), and a machine operation unit 17 that can be operated by an operator. The control device 4 is capable of communicating with a remote control device 8 (external control device) provided outside the work machine 1, and a mobile terminal 90 separate from the remote control device 8. The control device 4 can obtain operation signals to operate the work unit 33 from the machine operation unit 17 and the remote control device 8, and can obtain a stop instruction signal to stop the engine 30 from the mobile terminal 90. In an external operation state where the work unit 33 is controlled based on the operation signals obtained from the remote control device 8, the control device 4 invalidates the stopping of the engine 30 based on the stop instruction signal obtained from the mobile terminal 90.

Automotive emergency start power source, characterized in that it comprises a housing, a power source, a printed circuit board and an output terminal, wherein the housing has a first receiving space and a first mounting part, wherein the power source and the printed circuit board are received in the first receiving space, wherein the power source is electrically connected to the printed circuit board and the output terminal respectively, wherein the first mounting part has a second receiving space, wherein at least a part of the output terminal is received in the second receiving space, wherein the output terminal serves to output a current for starting the automotive engine, and wherein the output terminal is arranged between the first mounting part and the printed circuit board.

The present invention provides a power supply circuit and an emergency device. The power supply circuit comprises a load interface for connecting a load; a power supply switch for connecting or disconnecting a circuit between an energy storage unit and the load interface; a main control circuit, configured to control the power supply switch to be in a state of connecting or disconnecting, so as to connect or disconnect a power supply path between the energy storage unit and the load. By utilizing the main control circuit, the control to the switch of power supply to load can be optimized. The power supply circuit and emergency equipment provided by the embodiment of the present invention can be compatible with the function of vehicle emergency ignition and the function of inflating tires, and can flexibly control the circuit(s) corresponding to the two functions to work. Meanwhile, the size of the emergency device can be reduced, which makes the product easy to carry, and the safety of emergency ignition can be improved.

The present disclosure provides a system and method of performing an over-the-air update on a vehicle. A vehicle is disclosed that includes a battery, a memory, and a processor. The battery may provide power to the vehicle, and the memory may store historical vehicle information. The processor may determine that a software update is available for the vehicle. In response to determining that the software update may be available, the processor may determine, based on the historical vehicle information, an optimal time to initiate software update installation in the vehicle to optimize battery usage. The processor may also transmit an installation initiation notification to a server to install the software update at the optimal time.