171 results about "Online Electric Vehicle" patented technology

An apparatus and method for sequentially charging multiple electric vehicles. The apparatus including an electric vehicle supply equipment (EVSE) having an electrical plug connected to a power cord. The power cord is connected to a housing containing a number of electrical components configured to control the power flow to an electric vehicles to recharge the vehicles' batteries. The power cord is divided into multiple power cords that extend from the housing and connect to standard electric vehicle connectors compatible with battery electric vehicles (BEV) and plug-in hybrid electric vehicles (PHEV). The EVSE determines, based on a number of possible criteria, which of the multiple electric vehicles to charge at a given time.

A network-controlled charge transfer device for transferring charge between a local power grid and an electric vehicle is mounted to a street light. The charge transfer device includes the following: an electrical receptacle to receive an electrical connector for connection to the electric vehicle; an electric power line that couples the power grid to the electrical receptacle through a wiring box; a control device to switch the receptacle on and off; a current measuring device to measure current flowing through the electric power line; and a controller to operate the control device and to monitor output from the current measuring device.

Embodiments of the present invention include control methods employed in multiphase distributed energy storage systems that are located behind utility meters typically located at, but not limited to, medium and large commercial and industrial locations. Some embodiments of the invention use networked multiphase distributed energy storage systems located at an electric load location or installed at interconnection points along the electric power distribution grid to provide a means for balancing the load created from an electric charging station, which are adapted to transfer power between one or more electric vehicles and the electric power grid.

The invention provides an energy supplement system for electric vehicle. The electric vehicle includes one or more wheels and a motor driving the wheel(s) of the vehicle and powered by batteries; the method comprises the following steps: determining the state of the vehicle batteries; determining the geographic position of the vehicle; and based on the state of the vehicle batteries and the geographic position of the vehicle, bringing a mobile battery replacement device to a predetermined location for vehicle battery replacement. The invention also discloses a system and a device for energy supplement of the electric vehicle, which flexibly and conveniently provides battery replacement for the electric vehicle so that the driver does not get concerned about the travel mileage of the vehicle.

An electrically powered, engineless, self-standing, green electric vehicle comprising at least one electric motor connected to a drive axel and a plurality of rechargeable batteries to provide stored electrical energy to said motor. The said motor is propelled and the said batteries are recharged by multiple sources of energy. The vehicle may include a wind collection and acceleration system used to drive at least one wind turbine or alike to generate electricity. It may also include solar and thermal receptors means to generate electricity from solar and thermal sources. In addition, the vehicle may include at least one electric generator means connected to another axel where the rotation of the axel with transmission gearing means increase the rotational speed of the generator means to produce electricity. The vehicle may also include management control means to regulate and combine all electrical power sources and selectively direct electrical power to the said electric motor for power or the said batteries for recharge. The vehicle is capable of running without driving distance limitations under all weather conditions, day or night, without the use of fossil fuels such as diesel, gasoline, liquid gases; and without the use of alcohol or ethanol, or any other liquid gases or fuels, and without introducing toxic emissions and harmful gases to the environment.

The invention discloses an extended range type electric vehicle power system based on a fuel battery and a control method for the extended range type electric vehicle power system. The output end of a fuel battery system with a hydrogen pot is connected with an input of a direct current/direct current (DC/DC) transformer through a controllable relay S1; an output of the DC/DC transformer is connected with a lithium iron phosphate power battery pack; the lithium iron phosphate power battery pack is connected with the high voltage input end of a motor controller; the three-phase output end of the motor controller is connected with a driving motor; a whole vehicle controller VMS directly controls an electromagnetic valve for managing hydrogen output and the relay S1 through an input/output (I/O) port, and communicates with the fuel battery system, the DC/DC transformer, a battery management system and the motor controller through controller area network (CAN) buses so as to control a motor to drive the whole vehicle to run and manage the whole power system. The fuel battery system with the hydrogen pot is used as a vehicle-mounted charger for the lithium iron phosphate power battery pack; and a scheme of a vehicle-mounted range extender of an electric vehicle can be provided. The efficiency of the fuel battery system serving as the vehicle-mounted range extender is higher than that of an internal combustion engine; furthermore, the noise is low, and zero emission and zero pollution are realized.

A method for controlling the charging of segments for an online electric vehicle is described. In some situations, the method comprises: (a) receiving, from segments, information on the speed and position of the vehicle entering the range of the power-supplying device; and (b) controlling the charging/discharging timing of the current segment from which the vehicle is leaving and the next segment into the range of which the vehicle is to enter, in accordance with the information on the speed and position of the vehicle. The charging/discharging response delay characteristics of the segments may be considered.

The invention discloses an electric vehicle with a traveling reminder and a working method thereof and relates to the technical field of electric vehicles. The electric vehicle comprises a power drive system (1) comprising a drive-control circuit (3), a speed-governing operating mechanism (4) and a rotation system (5). The electric vehicle is characterized in that the traveling reminder (6) which simulates the traveling sound and/or vibration law of diesel motor vehicle according to the working condition of the power drive system (1) to perform traveling sound and/or vibration reminding is arranged and is provided with a signal sensor (7), a loudspeaker (8) and/or a vibrator (9) which are mutually connected or combined, and the signal sensor (7) is combined with the power drive system (1). During traveling, the electric vehicle can provide relatively quiet acoustical and/or haptical reminding for a driver or passengers, effectively stop traffic and driving potential safety hazard, satisfy the pleasant sensation and enjoyment in driving and is suitable for standardized generalization and application.

The invention provides an energy management method and system of pure electric vehicles. The method comprises following steps: determining energy supply mode of a vehicle system; if the energy of the vehicle system is only provided by power batteries, then energy is distributed on energy consuming components of the vehicle according to a first energy consumption priority sequence; if the energy of the vehicle system is provided by power batteries and motors, then energy is distributed on energy consuming components of the vehicle according to a second energy consumption priority sequence; if the energy of the vehicle system is only provided by motors, then energy is distributed on energy consuming components of the vehicle according to a third energy consumption priority sequence; if the vehicle is under the mode of slow charging, then the maximum charging power of a charging machine is controlled as a first preset power and the consumption power of air-conditioners is controlled as a second preset power; if the vehicle is under the mode of quick charging, then the maximum charging power of the charging machine is controlled as a third preset power. By means of the method and system of the invention, energy can be saved, driving range of the vehicle is increased and the vehicle comfort is improved at the same time.

The invention discloses an electric vehicle battery pack and electric vehicle quick-charge replacement system. The electric vehicle battery pack and electric vehicle quick-charge replacement system comprises at least one electric power replenishing device. The electric power replenishing device comprises a charging system, a management unit and an intelligent query authentication and payment system; the charging system is connected with the management unit and is used for converting the alternating currents of municipal electric power into direct currents. The charging system includes an input interface and at least one output interface, the input interface is connected with the city power, and the output interface outputs the direct current for supplying powder to the electric vehicle battery pack and electric vehicle. The intelligent query authentication and payment system is connected with the management unit and is used for long-distance or on-site query, authentication and payment for users. According to the electric vehicle battery pack and electric vehicle quick-charge replacement system, when people need electrical vehicles or their electric vehicles are unluckily in power shortage or less electric power, it is convenient for people to charge the electric vehicle or directly replace fully-charged battery pack or fully-charged electric vehicle by the means of charging, replacing, leasing, purchasing and the like, so as to travel or continue the journey at any time, therefore, people's travel is greatly facilitated and working efficiency of a driver is improved.

The invention discloses a combined-type energy-storing-device-self-service-replacing electric vehicle, and belongs to the technical field of electric vehicles. The technical problem that an existing electric vehicle is inconvenient to charge is solved. The combined-type energy-storing-device-self-service-replacing electric vehicle comprises an independently-traveling primary vehicle body, an energy storing device assembly arranged in the primary vehicle body and used for supplying power to the primary vehicle body, and a separable and independently-traveling lifting trailer carried along the primary vehicle body and used for picking, placing and trailing the energy storing device assembly. More than one battery installing grooves for containing the energy storing device assembly are formed in a platform floor of the primary vehicle body, and the energy storing device assembly is arranged on the battery installing grooves; the energy storing device assembly is moved out from the battery installing grooves of the primary vehicle body through the lifting trailer via a hydraulic or mechanical lifting mechanism, and is trailed and brought home or to a charging convenience store to be charged, charging is flexible, the electric vehicle completely gets rid of limiting of a charging pile accordingly, and charging of the electric vehicle is achieved.

A power supply apparatus is for supplying power to an electric vehicle by a magnetic induction mechanism. The apparatus includes a power supply structure including a multiple number of power supply rail modules connected in a forward road direction, each power supply rail module including at least one power supply line passage elongated in the forward road direction, a power supply core of a lattice structure provided below the power supply line passage, and a concrete structure incorporating the power supply line passage and the power supply core; at least one power supply line accommodated in the power supply line passage in the forward road direction and surrounded by an insulating pipe; and at least one common line provided in the forward road direction and surrounded by an insulating pipe, for supplying power to the power supply apparatus.

The invention discloses an electric energy conversion device and method used between electric vehicles. The electric energy conversion device and method used between the electric vehicles comprises an input charging gun, an output charging gun, a control unit and an auxiliary power supply unit; the control unit is in interaction with a human-computer interaction unit, a DC/DC power module and the auxiliary power supply unit; the input end of the DC/DC power module is connected with an input direct-current control unit, and the output end is sequentially connected with an output direct-current control unit and the output charging gun; and the input end of the input direct-current control unit is connected with the input charging gun. According to the electric energy conversion device and method used between the electric vehicles, the rescued vehicles or other to-be-charged vehicles are charged by electric energy stored in a power battery of each electric vehicle, the problems that in the prior art, electric energy cannot be directly transmitted between the electric vehicles and emergency recharging or charging to other to-be-charged electric vehicles cannot be achieved through the electric vehicles are solved, and the usage experience of users is improved.

In a hybrid power and electricity system for an electric vehicle, the system provides two kinds of electricity sources for the electric vehicle to resolve conventional problems such as insufficient driving range and long charging time. The system includes a compressed gas power engine that uses compressed gas to generate power; a gas tank that supplies compressed gas to the compressed gas power engine; a generator that is driven by the compressed gas power engine to generate electricity; a battery that is charged by the generator or an external electricity source; a motor that propels the electric vehicle. The motor consumes electricity that is supplied by the battery or the generator driven by the compressed gas power engine. The electric vehicle can be driven and charged at the same time, and has an increased driving range. Furthermore, compressed gas is inexpensive and easily available.

The invention discloses an electric vehicle dynamic charging method and system based on a shortest Hamilton loop. The electric vehicle dynamic charging method comprises the following steps of determining electric vehicles needed to be charged in a predetermined area according to the running path, current power consumption rate, residual electric quantity and current position of each electric vehicle, calculating the distance between each electric vehicle needed to be charged and a charging station closest to the electric vehicle, calculating the shortest charging time of an electric power supplementing vehicle for each electric vehicle needed to be charged according to the distance between each electric vehicle needed to be charged and the charging station closest to the electric vehicle, determining the running route of the electric power supplementing vehicle based on the shortest Hamilton loop, and controlling the electric power supplementing vehicle to sequentially charge all electric vehicles needed to be charged according to the running route of the electric power supplementing vehicle and the shortest charging time of the electric power supplementing vehicle for each electric vehicle needed to be charged. The electric vehicle dynamic charging method has the advantages of being high in flexibility and saving the cost.

The invention discloses an electric vehicle and a charging method thereof and relates to the technical field of energy-saving and environmentally-friendly electric vehicles. A current-collecting pole is arranged on the side face or the back face or the front face or the back part or the front part of the electric vehicle body. The vertical height of the current-collecting pole from the road surface is 20 to 150cm. Current-collecting heads are arranged at the outer end of the current-collecting pole. The number of the current-collecting heads is two. One current-collecting head is arranged on the other current-collecting end. A cable and a pushing mechanism are also arranged on the current-collecting pole. The charging method comprises the following steps that: when the electric vehicle needs to be charged, the current-collecting pole is extended towards the side of the vehicle body; and after the current-collecting heads are lapped to a charging power supply contact wire arranged on a power supply circuit on the side of a lane, the electrical power of an external power supply charges a vehicle-carried power supply. The electric vehicle can be charged while driven; and after the power supply circuit is reasonably arranged in a road network, the electric vehicle can be charged without stopping and is driven for a long time. The electric vehicle plays a great role in the promotion and the popularization of pure electric vehicles.

The invention relates to a showing device, in particular to an electric vehicle model rotary type showing device for an electric vehicle. The electric vehicle model rotary type showing device for theelectric vehicle achieves the technical purpose that an electric vehicle model can be sufficiently shown and can be fixed while being shown. In order to achieve the technical purpose, the electric vehicle model rotary type showing device for the electric vehicle comprises a showing frame and the like; fixing mechanisms are evenly arranged on the showing frame, and a rotating mechanism is connectedto the bottom of the showing frame. According to the electric vehicle model rotary type showing device for the electric vehicle, by arranging a fixing mechanism, the electric vehicle model can be fixed, a sponge mat and a rubber blanket can protect the electric vehicle model, by arranging a rotating mechanism, the whole electric vehicle model can be rotated, and due to the rotatable electric vehicle model, the overall interestingness can be improved.

The invention relates to a device for transmitting power without contact to charge electric vehicles. The converter that feeds the electric drive and is present anyway in an electric vehicle also is used for transmitting energy to the vehicle without contact. For this purpose, a resonant operation is proposed for the inductive transmission of energy. The leakage inductance of the transformer is resonantly adjusted therefor by means of a serial capacitor. The load current is then switched at the zero-crossing.

The invention relates to the field of stroke-adding type electric vehicles and aims at providing a control method and device for a hybrid power supply stroke-adding type electric vehicle. The control method and device for the hybrid power supply stroke-adding type electric vehicle comprise an engine, a power generator, a storage battery, a driving motor, a super capacitor, a double control switch, a first switch, a second switch, a frequency converter and a transmission shaft, a revolving shaft of the engine is coaxially connected with a revolving shaft of the power generator, and the input end of the double control switch is in electric connection with the power generator. The control method and device for the hybrid power supply stroke-adding type electric vehicle have the advantages that when a system judges that the electric vehicle is in a high-power-demand-driven state, the power generator is directly connected with the driving motor, the power generator supplies power directly, when the electric vehicle is in a low-power-demand-driven state, the storage battery supplies power, losses caused by energy conversion can be reduced, and the service life of the battery is prolonged.

A smart Electric Vehicle Supply Equipment (“EVSE”) that will accept input from different sources to determine the max rate of charge an Electric Vehicle (EV) can be safely charged at without overloading the electrical system of the residence. The system will also communication signals from the power company, fire department and police to reduce or eliminate the charging of the battery in the EV if the situation requires. The smart EVSE further comprises a non-invasive current and/or load sensing unit coupled to the power source for recharging the battery or batteries in the EV, cables to connect the load sensing unit to the EVSE, and optional wireless communication transmitter (sensor to EVSE), EVSE unit with compensating ability.