Hybrid vehicle

FIELD: automotive engineering.

SUBSTANCE: hybrid vehicle includes a motor, an electric motor, a driving wheel and a transmission. The coolant supply device comprises a pump and a coolant pressure control device and supplies the cooler to the electric motor and to the transmission as a hydraulic fluid. The control unit controls the coolant supply device based on the load condition of the electric motor by controlling the coolant supply pressure. The electronic control unit increases the supply pressure of the cooler to the electric motor by means of a pressure regulating device, under certain conditions. Also, the electronic control unit controls the coolant supply device so that the coolant supply pressure becomes the first pressure, and so that the supply pressure of the cooler becomes the second pressure which is greater than the first pressure under certain conditions.

EFFECT: cooling efficiency of the electric motor is increased.

4 cl, 10 dwg

 



 

Same patents:

FIELD: transport.

SUBSTANCE: proposed device is designed to control power generator driven by ICE. It comprises controller designed to define the amount of braking and to set power generator lower output when carrier acceleration is forecast in compliance with braking. Invention covers also the power generation control.

EFFECT: decreased load at belt drive of auxiliaries.

7 cl, 13 dwg

FIELD: engines and pumps.

SUBSTANCE: proposed device comprises control means and detection means. Control means serve to control engine output power for driving the machine. Detection means allow identification of reverse conditions, motion speed and preset gear ratio. In reverse, control means vary output power by control over engine shaft rpm.

EFFECT: fuel savings.

3 cl, 7 dwg

FIELD: transport.

SUBSTANCE: invention relates to hybrid vehicles with electromechanical transmission. This method consists in exploiting the mode of maximum efficiency or that of the transmission maximum dynamic operation. In maximum efficiency mode, vehicle motion energy and energy recuperation efficiency in accumulator are defined. In maximum dynamic operation mode, threshold total electromagnetic moment of traction motors or vehicle control/motion parameters are defined. Additionally, energy stored in accumulators is defined to adjust the total power.

EFFECT: enhanced control performances.

9 cl, 1 dwg

FIELD: transport.

SUBSTANCE: motion mode selection controller for hybrid electric vehicle which moves while selecting motion modes contains state-of-charge detection unit; unit for detection of output power requested by driver; unit for correction of output power requested by driver. Selection control unit sets output power low threshold while state-of-charge is lowering thus changing conditions for switching from the first mode of motion to the second mode of motion.

EFFECT: fuel consumption optimisation.

4 cl, 3 dwg

FIELD: transport.

SUBSTANCE: proposed device comprises the system of road signalling. Additionally, it comprises control board to activate the device, radiators to direct signals to obstacle, radiation receivers to receive signals and to transmit it to the unit and to output signals for processing and calculation of distance to obstacle, proper speed from tacho-generator and numbers of thrown in gear with gear shifting device and signal transmission via hardware of built-in communication switching to operator control board and to braking device or to gear shifting device or to engine shutdown device.

EFFECT: safe motion, prevention of collision in string.

1 dwg

FIELD: transport.

SUBSTANCE: this device comprises actuator including engine, friction clutch element arranged at the path of transfer of motive force from actuator to drive wheel. The element of friction engagement engages at selection of the range of driving. Clutch engagement beginning evaluation means is evaluated in response to the condition that the parameter exceeds or equals preset threshold value in initial area of clutch engagement control. Clutch engagement beginning evaluation means sets at absolute magnitude of threshold values larger in case it is impossible to evaluate that actuator rpm is larger than that when actuator rpm is low.

EFFECT: ruled out incorrect evaluation of clutch engagement beginning.

10 cl, 17 dwg

FIELD: physics, control.

SUBSTANCE: determination of values of a velocity control point vref for a vehicle control system includes receiving a mode selection by the driver from two selectable driving modes, each comprising a unique set of settings which influence calculation of vref; determining the horizon using the received location data and map data for the heading, consisting of route segments and characteristics for each segment; calculating vref for the vehicle control system along the horizon based on the settings for the selected driving modes and rules relating to categories associated with segments in the horizon such that vref lies in a range bounded by vmin and vmax, wherein the control system controls the vehicle according to said control point values vref. Also disclosed is a module for determining velocity control point values vref for a vehicle control system.

EFFECT: designing an improved car speed control system, which improves the driver's approval of cruise control and particularly takes into account on-coming resistance to motion.

26 cl, 4 dwg

FIELD: transport.

SUBSTANCE: control device for hybrid vehicle contains engine; motor functioning to output vehicle moving force and to perform engine starting; the first clutch element inserted between engine and electric motor; the second clutch element inserted between electric motor and driving wheel. Also, there is device for moving force transfer system load determination. The device also contains unit for control over actuating with engine/motor frictional sliding for engagement with sliding of the first clutch element with engine and for engagement with sliding of the second clutch element with electric motor when rotation speed is lower than predetermined rotation speed.

EFFECT: lower electric motor torque.

7 cl, 14 dwg

FIELD: transport.

SUBSTANCE: proposed vehicle comprises the source of setting in motion. The element of friction engagement engages at selection of the range of driving. Besides, it includes the input rpm control means and means for evaluation of engagement beginning to perform evaluation in response to initiated engagement of friction engagement means. Said response displays that said parameter exceeds or equals the preset threshold value set for the clutch control initiation. Note here that said response varies as the drive rpm changes. Said means for evaluation of engagement beginning starts evaluation after waiting for fulfilment of aforesaid predefined requirement after clutch initiation beginning.

EFFECT: accurate evaluation of the beginning of clutch engagement.

11 cl, 15 dwg

FIELD: transport.

SUBSTANCE: set of inventions relates to system assisting vehicle driver. Vehicle contains system assisting its driver. The system assisting vehicle (1) driver contains sensing device built in the vehicle (1). The sensing device (16, 17, 18, 19) has communication interface (21) via which data are transmitted directly between sensing device (16, 17, 18, 19) and portable communication instrument (22) in one direction when vehicle integrated data transmission system is bypassed. Through data transmission, portable communication instrument (22) and sensing device (16, 17, 18, 19) interact so that function is implemented which assists driver during vehicle driving. Communication interface (21) is intended for wireless data transmission.

EFFECT: creation of solution by means of which vehicle driver can enhance functionality of system assisting driver and built in the vehicle.

29 cl, 1 dwg

FIELD: transport.

SUBSTANCE: invention relates to vehicles with automatic clutches. Method of determination of contact point for vehicle clutch wherein clutch transmits power between engine and drive wheels. Note here that said determination comprises clutch disengagement to determine the contact point at running vehicle. Additionally, engine rpm is adjusted to first rpm higher than rpm of idling engine. After determination of contact point gear is thrown in whereat vehicle stays at clutch disengagement. Proposed system comprises clutch disengagement means for determination of contact point and rpm control means. It includes means for gear engagement after determination of contact point whereat vehicle stays at clutch disengagement.

EFFECT: possibility to determine the contact point in motion.

14 cl, 3 dwg

Ice control device // 2553592

FIELD: engines and pumps.

SUBSTANCE: control system confines the ICE (1) output power and includes the means for determination of accelerator application for determination of accelerator pedal (23) use. It comprises means for determination of brake application at depression of brake pedal (25). It includes a throttle valve arranged in suction air channel (11). ICE (1) power output is confined when revealed is brake application by pedal (25) in addition of application of accelerator pedal (23). ICE (1) power output is confined for it to not exceed the preset power output. Power output is defined by the use of first limiting degree of accelerator pedal application by brake pedal (25) in addition to application of accelerator pedal (23). Air throttle opening degree at first limiting accelerator application is set lower than that at completely open air throttle. ICE power output is confined for it to not exceed the preset power output. This is defined by application of second limiting degree of accelerator application instead of said first accelerator application degree. When degree of accelerator application change in unit time exceeds preset definite magnitude in direction of accelerator pedal (23) depression whereat ICE power output is confined by application of said first limiting accelerator application degree. Second limiting degree of accelerator application exceeds said first one. Air throttle opening degree at second limiting accelerator application is set lower than that at completely open air throttle.

EFFECT: ruled out inhibition of engine output imitation at change of accelerator application without interference of the driver.

3 cl, 4 dwg

FIELD: electricity.

SUBSTANCE: contactless charging device includes a power receiving device containing a coil; an accumulator; a module for determining the accumulator charge state; a module for setting an allowable range for a charging process; a charge control module to control the power of the charging process for the accumulator and a display to display the allowable range for the charging process. The module for setting the allowable range for the charging process sets an allowable range for the charging process, which is wider as the charge state becomes higher.

EFFECT: increasing ease of use.

6 cl, 19 dwg

FIELD: electricity.

SUBSTANCE: device for diagnostics of the vehicle accumulator battery diagnoses statistics of the accumulator battery status and usage and represents a measure preventing deterioration of the accumulator battery characteristics. The device for diagnostics of the vehicle accumulator battery comprises a storage unit for storage of alternative preventive measure for the factor that stipulates deterioration of the accumulator battery characteristics and a diagnosing unit for prohibition of the alternative preventive measure when this measure does not meet a certain criterion of presentation.

EFFECT: extended service life of the accumulator battery.

14 cl, 4 dwg

FIELD: transport.

SUBSTANCE: invention relates to operation of a hybrid vehicle. In the method of control of operation of the hybrid vehicle in case of failure of a power system high voltage will be transformed into low voltage for power supply of at least one control unit of the hybrid vehicle. At detection of a malfunction in the high-voltage power system it is disconnected from the electric driving unit. After disconnection of the high-voltage power system the electric driving unit is brought into the state intended for the generation of voltage safe for users, which will be converted into low voltage for power supply of, at least, one control unit. The device for the implementation of the above described method of control contains at least two driving units, one electric driving unit, a high-voltage and low-voltage power system and control units of the hybrid vehicle. Also there are devices for bringing of the electric driving unit into the state intended for the generation of safe voltage.

EFFECT: possibility of movement of the vehicle in an emergency mode without high voltage is achieved.

13 cl, 4 dwg

FIELD: electricity.

SUBSTANCE: system comprises a high voltage fuse, the first and second instrument shunts, the first, second and third measuring transducers, a power supply unit, a kilovoltmeter, the first and second ammeters. The first measuring transducer is connected by its input to output of the high voltage fuse and by its output to the kilovoltmeter, the second measuring transducer is connected by its input to output of the first instrument shunt and by its output to the first ammeter, the third measuring transducer is connected by its input to output of the second instrument shunt and by its output to the second ammeter, the power supply unit is connected by its input to the control circuits scheme of the electric locomotive and by its output to supply inputs of the first, second and third measuring transducers, while outputs of the first, second and third measuring transducers are isolated galvanically from the respective measuring inputs and are have low and safe voltage.

EFFECT: improving safety of the system for measurement of high-voltage signals, excluding destructive effect of high voltage on the above device in emergency mode of the electric locomotive high-voltage equipment.

1 dwg

FIELD: transport.

SUBSTANCE: proposed system comprises storage battery voltage determination module, module for voltage control in preset voltage range, power control module to calculate power second magnitude stably available for preset definite time interval proceeding from storage battery operating conditions to control storage battery output and in compliance with calculation results. Besides, it comprises ICE starting module to engage with clutch and to start the engine at control over inverter and engine starting motor rpm setting module. At engine starting motor rpm setting module downs engine rpm when first power magnitude is under engine starting power. Power control module does no allow storage battery output control in compliance with the power second magnitude.

EFFECT: reliable engine starting.

6 cl, 6 dwg

FIELD: transport.

SUBSTANCE: invention relates to power transmission in electric vehicles. Proposed device comprises motor with rotor shaft and stator with electromagnetic oil, inverter generating AC and connected with coil, reduction gear with input shaft, output shaft and gears. Besides, this device comprises earthing circuit electrically connecting vehicle body with reduction gearbox part. Note here that input shaft is arranged between said part and rotor shaft.

EFFECT: lower noise.

9 cl, 9 dwg

FIELD: electricity.

SUBSTANCE: control system of a charging capacity for a battery, which is provided on a transport vehicle with an electric motor as an actuation source, includes the following: an assessment module of worn-out state, which assesses the worn-out state of the battery, a zone installation module that sets charging capacity when the battery can be used in a variety of zones in compliance with the worn-out state of the battery, a calculation module of the charged state, which calculates the charged state of the battery; a zone determination module that determines to which zone of the variety of zones installed by the zone installation module the charge state of the battery refers, and a control prescription module that prescribes performance of control due to charging or discharging of the battery in compliance with the zone that is determined by the zone determination module. The range of the charging capacity of at least one pre-determined zone of the variety of zones installed by the zone installation module remains constant irrespective of the worn-out state of the battery while ranges of charging capacities of the zones different from the pre-determined zone vary in compliance with the worn-out state of the battery. Therefore, battery efficiency can be adequately demonstrated, with that, influence of wear at minimum level is restrained.

EFFECT: providing battery charging with elimination of its recharging or excessive discharging.

12 cl, 9 dwg

FIELD: electricity.

SUBSTANCE: application: in the field of electrical engineering. The system consists of n (where n=1, 2, 3…) main high-frequency turbo(diesel)-generators; two AC electric mains with master distribution boards (MDB) of high voltage and high frequency and MDB of low voltage and industrial frequency; electric propulsion system consisting of m (where m=1, 2…) propulsion AC motors and respective number of frequency converters; powerful high-frequency consumers; centralised power takeoff system and marine consumers of industrial frequency. The system uses cascade matrix frequency converters with power transformers as frequency converters; at that their primary windings are connected to MDB of high voltage and frequency.

EFFECT: simplifying system of power distribution, reducing total weigh and dimensions of equipment and decreasing loss power with maintenance of required levels and parameters of power supply quality.

3 cl, 1 dwg

FIELD: transport.

SUBSTANCE: ship integral modular electric power system (SIM EPS) comprises integral power supply, main switchboard, switchboards of the circuit of general ship receivers and that of propulsion unit. This system incorporates HV-receiver power conversion and accumulation module (HVRM), propulsion unit receiver power conversion module (PUM), HV-receiver circuit switchboard and EPS control system. HVRM additionally incorporates storage battery and/or capacitors battery and reversible converter. PUM additionally comprises rectifier, DC bus and reversible converters of propulsion motors frequency. Info-control I/O of EPS control systems are connected with I/O of controllers of every module, switchboards and EPS units.

EFFECT: reliable supply of ship consuming hardware, full ship electric drive at propulsion motor power recovery.

1 dwg

Up!