80results about "Mechanical propulsion power" patented technology

An energy storage apparatus can comprise a battery enclosed within a housing and an ultracapacitor directly electrically coupled with the battery via one or more high voltage lines. The ultracapacitor can form a single integrated unit with the battery within the housing. The ultracapacitor can have a voltage capacity at least as large as the battery. The ultracapacitor can provide energy to the battery via the one or more high voltage lines to charge the battery. The ultracapacitor can have a greater power density and a smaller energy density than the battery. The ultracapacitor can removably electrically couple with a 110V or 220V outlet to receive energy originating from a utility grid. The battery can receive energy from the ultracapacitor when a voltage of the battery is below a threshold and can resist receiving energy from the ultracapacitor when the voltage of the battery is above a threshold.

Provided in the present invention is an interference-factor-based high-safety and stable control method for an onboard magnetically suspended flywheel battery system. The method comprises: in the case of a safe operating condition interference, obtaining the difference between a displacement reference signal and an actual displacement signal, and inputting the difference into a Butterworth-filter-fused fuzzy active disturbance rejection control module, so as to obtain control currents, wherein the control currents comprise a radial control current, a torsion control current and an axial control current; the radial control current and the torsion control current are subjected to Clark inverse transformation, and the axial control current is subjected to power amplification, and the three currents are then compensated for, such that a three-phase control current of a radial coil, a three-phase control current of a torsion coil, and a control current of an axial coil are obtained; the control currents control the corresponding coils, and are also input into a multi-information extended Kalman filtering prediction module, such that the actual displacement signal is output; and in the case of a dangerous operating condition interference, cutting off an output signal from an operating condition recognition and safety determination module. The present invention can improve the stability, robustness and anti-interference capability of a system.

The present application relates to a device for providing an electric charge to a vehicle. The device includes a driven mass, a generator, a charger, a hardware controller, and a communication circuit. The driven mass rotates in response to the kinetic energy of the vehicle and is coupled to a shaft so that the rotation of the driven mass causes the shaft to rotate. The driven mass is present in one of: (1) an extended position and (2) a retracted position. The generator generates an electrical output based on a mechanical input end coupled to the shaft so that the rotation of the shaft causes the mechanical input end to rotate. The charger is electrically coupled to the generator and: receives the electrical output, generates a charge output based on the electrical output, and transmits the charge output to the vehicle. The controller controls whether the driven mass is in the extended position or the retracted position in response to a signal received from the communication circuit.

The invention provides a traction power supply hybrid energy storage system power distribution method considering flywheel standby loss, and the method comprises the following steps: S1, determining an initial control variable and an initial state variable of a traction power supply system, and constructing a power prediction model based on the initial control variable and the initial state variable, predicting a power sequence of the hybrid energy storage system at each moment in the future; s2, judging charging and discharging types of the hybrid energy storage system based on the power sequence of the hybrid energy storage system, wherein the charging and discharging types comprise long-time charging and discharging and short-time charging and discharging; and S3, distributing the power of an energy storage battery and a flywheel energy storage unit in the hybrid energy storage system based on the charging and discharging types.

An apparatus comprises a power electronic energy conversion system comprising a first energy storage device configured to store DC energy and a first voltage converter configured to convert a second voltage from a remote power supply into a first charging voltage configured to charge the first energy storage device. The apparatus also includes a first controller configured to control the first voltage converter to convert the second voltage into the first charging voltage and to provide the first charging voltage to the first energy storage device during a charging mode of operation and communicate with a second controller located remotely from the power electronic energy conversion system to cause a second charging voltage to be provided to the first energy storage device during the charging mode of operation to rapidly charge the first energy storage device.

An aircraft assist system described herein includes an aircraft coupling counterpart attached to a strut of a landing gear of an aircraft, and an assist vehicle. The assist vehicle includes a frame, ground-engaging wheels mounted to the frame, a power source for driving one or more of the ground-engaging wheels, and a vehicle coupling counterpart for engagement with the aircraft coupling counterpart. The aircraft coupling counterpart and the vehicle coupling counterpart define a swivel connection for transferring a propulsive force from the takeoff assist vehicle to the aircraft. The aircraft coupling counterpart is disengageable from the vehicle coupling counterpart by upward movement of the aircraft coupling counterpart relative to the vehicle coupling counterpart.

An aircraft assist system (38) described herein includes an aircraft coupling counterpart attached to a strut (26) of a landing gear (22) of an aircraft (10), and an assist vehicle (12). The assist vehicle (12) includes a frame, ground-engaging wheels (34, 36) mounted to the frame, a power source for driving one or more of the ground-engaging wheels (34, 36), and a vehicle coupling counterpart for engagement with the aircraft coupling counterpart. The aircraft coupling counterpart and the vehicle coupling counterpart define a swivel connection for transferring a propulsive force from the takeoff assist vehicle (12) to the aircraft (10). The aircraft coupling counterpart is disengageable from the vehicle coupling counterpart by upward movement of the aircraft coupling counterpart relative to the vehicle coupling counterpart.

This invention relates to an airbine system designed to enhance the power generation and battery efficiency of electric vehicles (EVs). The airbine integrates into the vehicle, utilizing the kinetic energy of moving air to drive its powerhouse / generator group. The internal components of the powerhouse are designed with significant mass to act as a flywheel, enabling continuous electricity generation even during short periods of vehicle inactivity, such as at traffic lights or passenger pickups. This system ensures that the EV's batteries remain charged, extending the driving range and reducing reliance on external charging infrastructure. The airbine also features optimized airflow management through adjustable blades, maximizing energy capture. Additionally, the system integrates with regenerative braking technology to further enhance energy efficiency. By maintaining a consistent battery charge, the airbine system improves overall performance, sustainability, and convenience for EV users.

Pendulum power transmission drive wheel with mechanical recovery of part of the braking energy, developed from a reducer (3) attached to the vehicle suspension. The drive wheel (1) is fixed to the slow shaft (4) of the reducer (3). On the fast shaft (5) on its stub axle, a bearing (7) is fixed from which a swing arm (6) hangs, at the end of which the engine (8) is fixed, which drives the fast shaft (5) by means of a belt transmission (11), chain or gears, forming a pendulum assembly (19). On the arm (6) brake calipers (14) are mounted which, when activated on the disc (13), keep the pendulum assembly (19) raised, by the effect of the engine brake (8), accumulating potential energy. To move the vehicle, the calipers (14) are deactivated and the engine (8) is started simultaneously, recovering part of the braking energy on its descent and facilitating the starting of the engine (8) and the vehicle.

A compact harvesting automated motion power (CHAMP) system designed to significantly enhance the driving range of electric vehicles (EVs) through the harnessing of kinetic energy generated by moving parts of the vehicle. This CHAMP system consists of a compact generator unit with a unique attachment mechanism, enabling its integration with various vehicle components that experience regular motion, such as suspension systems, shock absorbers, steering columns, and other movable parts. By capturing and converting this kinetic energy into electrical energy, the CHAMP system contributes to extending the range of EVs, thereby promoting their efficiency and sustainability.

The disclosure pertains to a hybrid electric hydraulic motor system for a vehicle that has a propulsion mode and a decelerating mode. The propulsion mode has an ignition stage and a drive stage. The system generally includes one or more batteries for storing electricity; an electric motor operably connected to the battery; an internal combustion engine; a vehicle hydraulic system; a first hydraulic pump operably connected to the electric motor for producing hydraulic pressure; a first hydraulic motor operably connected between the first hydraulic pump and the internal combustion engine; a timer valve operably connected between the first hydraulic pump and the first hydraulic motor; a second hydraulic pump operably connected to the internal combustion engine for producing hydraulic pressure; a hydraulic reservoir for storing hydraulic liquid operably connected to the first hydraulic pump, the second hydraulic pump, and the third hydraulic pump; a second hydraulic motor operably connected to the first and second hydraulic pumps; and a motive device operably connected to the second hydraulic motor. While in the ignition stage, the battery provides electricity to drive the electric motor that drives the hydraulic pump that provides hydraulic pressure to the first hydraulic motor that operates to start the internal combustion engine, wherein after ignition of the internal combustion engine, the timer valve operates to discontinue hydraulic pressure between the first hydraulic pump and the second hydraulic pump. While in the drive stage, the internal combustion engine operates to drive the second hydraulic pump, wherein the first hydraulic pump and the second hydraulic pump operably combine to supply the second hydraulic motor with hydraulic pressure to drive the motive device.

The invention relates to an electric vehicle power transmission system and a working mode thereof, an energy storage system is provided with an electromagnetic coupler and an energy storage flywheel, the electromagnetic coupler adopts a double-rotor motor, and is provided with an outer rotor shaft, an inner rotor shaft and an electrical terminal which are used for output and input; the outer rotor shaft is in driving connection with an energy storage brake wheel through a first transmission mechanism, the inner rotor shaft is in driving connection with an energy storage flywheel through a second transmission mechanism, the electrical terminal is connected with a battery through a battery management system, and a flywheel clutch is arranged between the inner rotor shaft and the second transmission mechanism. By controlling the working states of the flywheel clutch and the electromagnetic coupler, braking energy can be recycled in the form of mechanical energy and electric energy during deceleration, and a flywheel is used as a power source to assist in driving a rear wheel during acceleration under partial conditions. The two energy storage modes of flywheel energy storage and electrochemical energy storage are considered at the same time, and the method is suitable for rear wheel braking energy recovery of the front-wheel-driven pure electric vehicle.

A charging frequency between a transmitting coil (106) and a receiving coil (105) of a wireless power transfer (WPT) system is found by setting an input voltage to the transmitting coil to a fixed voltage, shunting the receiving coil, determining a first input current frequency range in which a resonant frequency is expected to be found, frequency poling within the first input current frequency range using a set of polling frequencies within the first input current frequency range, and selecting a polling frequency with a minimum input current as the charging frequency. The first input current frequency range can be found by setting the first input current frequency range based on regulations, international electromagnetic frequency allocations, or past experience with WPT between the transmitting coil and the receiving coil. A frequency range near the minimum of the input current is selected to poll a charging frequency that approximates the resonant frequency.

A method for increasing the power during an acceleration process of an electrically operated motor vehicle with at least one electrical machine includes detecting a storage request by at least one control unit and initiating an increase in the rotation speed of a rotor of the electrical machine of the motor by the control unit before an acceleration request, so that kinetic energy is stored in the rotor of the electrical machine. The acceleration request is detected by the control unit and the energy stored in the rotor of the electrical machine is released during the acceleration process.

The invention relates to an energy storage device. An apparatus is disclosed that is adapted to store received electrical energy as rotational energy and to provide the stored energy as electrical energy as needed.

Disclosed is a device suitable for storing received electrical energy as rotational energy and, providing the stored energy as electrical energy on demand.

This battery management system (1) for an electric vehicle comprises a plurality of slave controllers (7) coupled respectively to a plurality of cells (10) of the battery (2) and a master controller (6) configured to determine charge balancing terms for the cells (10) in an active mode of the management system (1). The management system (1) includes an inactive mode in which the charge balancing terms are determined solely by the slave controllers (7). Figure for abbreviation: Fig 1

The present application relates to wind power energy storage device technical field, especially point to a kind of wind power dc is incorporated into rail transit train start-stop charging and discharging system.The rail transit train start-stop charging and discharging system described in the present application makes full use of the characteristics of high service life, large specific power and low unit power cost of vacuum magnetic suspension flywheel energy storage, and simultaneously utilizes the advantages of high charging and discharging efficiency of super capacitor, combines wind power dc incorporation technology, which can effectively avoid the loss of converting dc into ac, so that the whole system reduces both the power consumption of train and equipment cost.

A compact harvesting automated motion power (CHAMP) system designed to significantly enhance the driving range of electric vehicles (EVs) through the harnessing of kinetic energy generated by moving parts of the vehicle. This CHAMP system consists of a compact generator unit with a unique attachment mechanism, enabling its integration with various vehicle components that experience regular motion, such as suspension systems, shock absorbers, steering columns, and other movable parts. By capturing and converting this kinetic energy into electrical energy, the CHAMP system contributes to extending the range of EVs, thereby promoting their efficiency and sustainability.

A system and method are provided for hybrid electric internal combustion engine applications in which an electric motor generator, a narrow switchable coupling and a torque transfer unit therebetween are arranged fore of the engine in applications such as commercial vehicles, off-road vehicles and stationary engine installations and positioned in a constrained environment. The electric motor generator is preferably positioned laterally offset from the switchable coupling which is arranged coaxially with a forward end of the engine crankshaft. The switchable coupling is an integrated unit in which a crankshaft vibration damper, an engine accessory drive pulley and a disengageable clutch overlap such that the axial depth of the clutch-pulley-damper unit is nearly identical to that of a conventional belt drive pulley and engine damper. The fore end motor generator system includes an electrical energy storage which receives electrical energy generated by the motor generator when the coupling is engaged. When the coupling is disengaged, the motor generator can drive the pulley portion of the clutch-pulley-damper to drive engine accessories independent of the engine crankshaft using energy returned from the energy storage.

Pendulum power transmission drive wheel with mechanical recovery of part of the braking energy, developed from a reducer (3) attached to the vehicle suspension. The drive wheel (1) is fixed to the slow shaft (4) of the reducer (3). On the fast shaft (5) on its stub axle, a bearing (7) is fixed from which a swing arm (6) hangs, at the end of which the engine (8) is fixed, which drives the fast shaft (5) by means of a belt transmission (11), chain or gears, forming a pendulum assembly (19). On the arm (6) brake calipers (14) are mounted which, when activated on the disc (13), keep the pendulum assembly (19) raised, by the effect of the engine brake (8), accumulating potential energy. To move the vehicle, the calipers (14) are deactivated and the engine (8) is started simultaneously, recovering part of the braking energy on its descent and facilitating the starting of the engine (8) and the vehicle.

Disclosed is a device suitable for storing received electrical energy as rotational energy and, providing the stored energy as electrical energy on demand.

Systems and methods for the direct air capture and removal of Carbon Dioxide Gas (COz) from ambient environmental air at the Gigaton scale and the powering thereof with renewable energy sources utilizing Rail Transportation Equipment. Additional systems and methods are described for the removal of Emissions from Locomotives and removal of Localized Air-Pollution from urban areas and the powering thereof with renewable energy sources also utilizing Rail Transportation Equipment..

A charging frequency between a transmitting coil (106) and a receiving coil (105) of a wireless power transfer (WPT) system is found by setting an input voltage to the transmitting coil at a fixed voltage, shunting the receiving coil, determining a first input current frequency range in which a resonant frequency is expected to be found, frequency polling within the first input current frequency range using a set of polling frequencies in the first input current frequency range, and selecting as the charging frequency a polling frequency having a lowest input current. The first input current frequency range may be found by setting the first input current frequency range based on regulation, international electromagnetic frequency allotments, or prior experience with WPT between the transmitting coil and the receiving coil. A frequency range around the input current minima is selected to poll for a charging frequency that approximates the resonant frequency.

The application provides a new energy electric vehicle pure electric power system mode conversion system, and belongs to the technical field of electric vehicle power systems. A self-starting permanent magnet synchronous motor is used as a front wheel driving main drive motor, an auxiliary drive motor is used as a rear drive motor, an inverter connected with the main drive motor and the auxiliary drive motor, a DC-AC inverter connected with the stator winding of a double-stator disc type flywheel energy storage mechanism, a DC-DC inverter connected with a storage battery, and a clutch for connecting the main drive motor and the auxiliary drive motor. The double-stator disc type flywheel energy storage structure combines the flywheel and the motor structure, improves the power density of the flywheel energy storage, fully utilizes the characteristics of the flywheel energy storage fast charging and discharging, can effectively reduce the influence of the power system impact current on the battery health state, can reduce the electric energy dissipation caused by the instantaneous high-power electromechanical energy conversion, improves the efficiency of the power system, can provide the flywheel energy storage as the standby energy of the power system, and improves the automobile driving mileage.

An energy storage unit may include multiple kinetic cells that store kinetic energy by use of a rotating, levitating mass to provide large amounts of electrical energy therefrom. The kinetic cells may

This application is directed to an apparatus for providing electrical charge to a vehicle. The apparatus comprises a driven mass, a generator, a charger, a hardware controller, and a communication circuit. The driven mass rotates in response to a kinetic energy of the vehicle and is coupled to a shaft such that rotation of the driven mass causes the shaft to rotate. The driven mass exists in one of (1) an extended position and (2) a retracted position. The generator generates an electrical output based on a mechanical input coupled to the shaft such that rotation of the shaft causes the mechanical input to rotate. The charger is electrically coupled to the generator and: receives the electrical output, generates a charge output based on the electrical output, and conveys the charge output to the vehicle. The controller controls whether the driven mass is in the extended position or the retracted position in response to a signal received from the communication circuit.

The invention relates to the technical field of electric vehicle energy management, in particular to an electric vehicle redundant energy collection method and system, and the method comprises the following steps: based on the charge state of a vehicle-mounted power battery, controlling a motor to obtain electric energy from the vehicle-mounted power battery, and starting operation; the output shaft of the motor coaxially drives the flywheel energy storage device and the generator to operate synchronously; the flywheel energy storage device stores mechanical energy output by the motor; the generator converts mechanical energy output by the motor and the flywheel energy storage device into electric energy and charges the vehicle-mounted power battery. The technical problem that in the prior art, redundant energy of a vehicle-mounted battery cannot be efficiently utilized to achieve endurance self-gain is solved.