Transport vehicle power supply system

FIELD: electricity.

SUBSTANCE: invention is related to start systems for automobiles, railroad transport, and electric transport. A system contains an accumulator battery and an energy storage unit, a system monitoring and control module (SMCM), a voltage conversion module (VCM), a power switching module (PSM) for switching of direct-current power circuits. The system contains a charger intended for additional recharge of the accumulator battery and the energy storage unit made as an electrochemical capacitor (ECC). At that VCM is coupled by power circuits to power supply buses of the onboard network, PSM and SMCM; PSM is coupled by power circuits to the charger, MM and ECC and the charger in its turn is coupled to power circuits of MA and ECC. The system monitoring and control module can supply control signals to VCM, PSM and the charger and to receive signals from voltage sensors of the accumulator battery, the ECC voltage sensor and the charger current sensor as well as to control voltage/current of the power supply bus of the onboard network and to ensure exchange of information with the vehicle onboard data bus.

EFFECT: simplification of the system, reduction of dimensions and enhancing functional capabilities.

1 dwg

The technical field to which the invention relates.

The invention relates to the field of aviation, automotive, rail and transport, in particular, to systems start-up of aircraft engines, automobiles, railway vehicles, electric and backup power sources of the aircraft power supply systems on-Board network of aircraft, vehicles, electric motor vehicles and railway transport.

The level of technology

Known system electric starting of the internal combustion engine [Lebedev S.A., Labzowsky IV, Didenko A.A., Gumennyy the old Testament System electric starting of the internal combustion engine. Patent for invention No. 2433300. - Publ. 10.11.2011], containing the battery, the negative pole is connected to the starter, made in the form of an electric DC machine, and the control unit start switch starter and traction relay having normally open contacts, the semiconductor valve and condenser battery connected to the positive pole through the semiconductor gate to the positive pole of the battery, further comprising a relay switching on capacitor banks, normally open contacts, upravlyaushsii with normally closed contacts, generator, a resistor and relay include starter, normally open contacts, and the winding of relay switching on capacitor banks connected to the semiconductor valve through the starter switch, the closed contacts of the control relay and the negative pole of the battery, and normally open relay contacts enable the capacitor Bank is connected with the negative pole of the battery and the capacitor battery, the winding of the control relay is connected to the second output of the generator and through a resistor to the first output of the generator and with the negative pole of the battery, in turn, the generator is connected to the third output with the positive pole of the battery, in addition, the winding of the relay of inclusion of the starter is connected to the switch the starter and the negative pole of the battery, and normally open relay contacts enable the starter is connected to the starter switch and the winding of the traction relay of a starter, the winding of the traction relay of a starter connected to normally open relay contacts enable the starter and the starter, and the normally open contacts of the traction relay of a starter connected to the semiconductor valve and the starter.

The disadvantage of this system electric starting of the internal combustion engine is: the complexity of those who practical implementation through the use of a large number of elements of automatic control, that also leads to a significant reduction in system reliability; significant weight and dimensions of the system through the use of a standard battery, consisting of a set of batteries specified nominal voltage (for example, for a lithium-ion battery it can amount to about 3.6V), the number of which is determined by the voltage on the battery (for example, for a battery voltage of 27 V number of batteries is 27/3,6=8 pieces); limited functionality of the system - only to start the internal combustion engine and does not include, in particular not provided by the system as an energy source to power the on-Board network emergency mode and buffer mode; not specified, which is a capacitive energy storage; lack of opportunities in the digital control system and monitor its status.

Known starting system of an internal combustion engine [Kashtanov CENTURIES - starting System of an internal combustion engine. Patent for invention No. 2431055. - Publ. 10.10.2011], containing the battery, ignition switch, starter, first and second diodes, a current-limiting resistor and capacitive energy storage charge which is supplied from the first output of the battery through the series t is coordinatively resistor and the first diode, when this latter findings rechargeable battery and a capacitive energy store connected together and form the negative bus of the power source, the first power contact on the starter is directly connected to the first battery terminal, a second power contact of the starter is connected to the negative bus of the power source, plug starter (coil traction relay through the ignition switch is connected to the connection point between the current-limiting resistor and the cathode of the first diode, the anode of the second diode connected to the first output capacitive energy storage, and the cathode of the second diode is connected to the connection point between the current-limiting resistor and the cathode of the first diode.

The disadvantage of this system of start of the internal combustion engine is of considerable weight and dimensions of the system through the use of a standard battery, consisting of a set of batteries specified nominal voltage (for example, for a lithium-ion battery it can amount to about 3.6V), the number of which is determined by the voltage on the battery (for example, for a battery voltage of 27 V number of batteries is 27/3,6=8 pieces); limited functionality of the system - only to start the internal combustion engine, in particular not provided by the system as the e energy source to power the on-Board network emergency mode and buffer mode; not specified, which is the storage of energy; lack of opportunities in the digital control system and monitor its status.

Disclosure of inventions

The objective of the invention is to provide a power supply system that is running as system start-up of aircraft engines, automobiles, railway vehicles, electric motor vehicles; and backup power sources for aircraft, power systems on-Board network of aircraft, vehicles, electric vehicles and rail transport, is different: high reliability due to simplicity of implementation; significant reduction in the weight and size of the system, for example, when compared with the system where as the battery (battery module (MA), use lithium-ion (Li-polymer, Li-elprimero), weight is reduced by a value not less than 40 percent and dimensions not less than 1.5 times (reduces the number of batteries in the battery due to the use of the transform module voltage, which includes a boost Converter (power supply) voltage of the rechargeable battery; enhanced functionality of the system - in addition to the application for starting the aircraft engines, automobiles, railway transportation, power is the means of transport, provided the system as a backup source of power aircraft power systems on-Board network of aircraft, vehicles, electric motor vehicles and railway transport, including when operating in buffered mode; use as an electrochemical energy storage capacitor (ioniser, molecular drive, a super-capacitor)that increases the life of the battery life due to the reduction in its load-intelligent system management and control.

According to the invention, the power supply system of the vehicle includes a battery and energy storage module management and control system of the power conversion module voltage, the power switching module for switching power circuits DC charger, designed to charge batteries and energy storage, made in the form of an electrochemical capacitor, the transformation module voltage associated power circuits with power rails on-Board network, the power switching module and the control module and control;

the power switching module associated power circuits with battery charger, rechargeable battery and electrochemical capacitor;

but ZAR is the initial device, in turn associated power circuits with battery and electrochemical capacitor;

moreover, the control module and the control is arranged to supply control signals to the transformation module voltage module power switching and charger, as well as the possibility of receiving signals from sensors battery voltage, sensor voltage electrochemical capacitor and a current sensor charger, and can control the voltage/current bus supply Board power and ensuring communication with the onboard information bus of the vehicle.

Brief description of drawings

The present invention is illustrated by drawings, where figure 1 shows a block diagram of a power system of the vehicle.

The implementation of the invention

As shown in figure 1, the power supply system of the vehicle includes a battery module (MA) (batteries may be lithium-ion, lithium-polymer, lithium-helpoemer, Nickel-cadmium, lead, Nickel metal hydride, hydrogen, lithium, silver-zinc, or any other type), plus the output of which through the power switching module (MSC), which serves for switching power DC circuits, is connected with the positive output e is khimicheskogo capacitor (EHC) (ioniser, molecular drive, a super-capacitor), which in turn is connected via MSC with power bus on-Board network, leading to the engine and other consumers of electricity. At the same time, MA through the MSC and the transformation module voltage (MPN) connected to the power bus on-Board network and is used for backup power and recharging module AHC. When this charge is MA and module AHC through module charger (MP) from the on-Board network or from an external power source. The control signals are received from MUK and controlled by built-in sensors.

MPN includes a boost Converter that converts the voltage from the module MA, when operating in emergency mode until the voltage required to power the onboard power network and the step-down voltage Converter providing the lower voltage side to the power module and control (MUK) and ZU.

MPN contains: one power output and one power input to provide power switching power bus on-Board network of the vehicle; one power output and one power input to provide power switching MSC; one power output for supplying power to TORMENT; one (optionally more than one) signal input to operate mad./p>

The memory module is required to charge module MA and AHK. The principle of constructing the memory module may be based on the use of pulse-width modulation (PWM). Control PWM signals are received at the memory module of AGONY.

The memory contains: one power input for switching from the MSC; two power output intended for switching from MA and AHK to carry out their charge; one signal output (optionally more than one) from the built-in memory current sensor in TORMENTS; one signal input (optionally more than one) with ANGUISH for receiving control commands.

Module EHC is designed for operation in the start mode of the engine, in particular through the auxiliary power unit in the buffer.

EHC contains: one power output and one power input to provide power switching MSC; one power input to provide power switching with memory for implementing charge AHC; one (optionally more than one) signal output on MUK sensor voltage AHK to control voltage.

MUK is designed to manage and control the operation of the power system and may consist of schema matching, which contains a transceiver, which is necessary for coordination of signal levels between the onboard information bus and a control circuit TORMENTS; power scheme forming the stable the voltage to power the TORMENT, as well as filter that reduces noise and fluctuations of the battery voltage; a control circuit performing the reception and processing of signals from sensors of voltage and current, as well as manage other modules power supply with monitoring capabilities in real time.

MUK contains: one power input with mad, intended for realization of the power of TORMENTS; four (if necessary more than four) signal input from the voltage sensors MA and AHK to control voltage; one signal input (optionally more than one) from the current sensor memory to control the charge current; three (if necessary, more than three) signal output: MPN - to control mad, MSC in management MSC in memory to control memory; one (optionally more than one) signal input and one (optionally more than one) signal output for providing information communication between the onboard information bus of the vehicle; one (optionally more than one) signal input for the control voltage (current) of the power bus on-Board network.

Power system contains MA, consisting of series-connected batteries (batteries may be lithium-ion, lithium-polymer, lithium-helpoemer, Nickel-cadmium, lead, Nickel metal hydride, water is native, lithium, silver-zinc, or any other type), plus the output of which through the MSC is connected with the positive output EHK (ioniser, molecular drive, a super-capacitor), as well as MSC and mad is connected to the onboard network, leading to the engine and other consumers of electricity. Charging MA and EHC through memory. The power supply system can be controlled by external commands through the ANGUISH or to work on the set MUK algorithm.

MD includes: one power output and one power input to provide power switching MSC; one power input to provide power switching with memory for implementing a charge of MA; three (if necessary, more than three) of the signal output on the AGONY with voltage sensors MA for control voltage.

MSC contains: one power output and one power input to provide power switching mad; one power output and one power input to provide power switching power bus on-Board network of the vehicle; one power output and one power input to provide power switching with MA; one power output and one power input to provide power switching from EHC; one power output to provide power switching with memory; one (optionally more than one) signal input for controlling MSC.

The electrical system is obitaniya works as follows.

At initial start up of the power source is a self-test with ANGUISH.

In the start mode of the engine EHC (ultracapacitor, molecular drive, supercapacitor) through the MSC is discharged to the load (starter, auxiliary power unit, engine). The system may provide for the charge (charging) EHK (ioniser, molecular drive, a super-capacitor) from MA through the MSC when the flow control commands from the pain. If necessary, the run can be carried out directly from the MA via the MSC or the combination of the "MA+EHK (ultracapacitor, molecular drive, supercapacitor)" via the MSC.

In mode, the main and backup power supply, power supply on-Board network is powered by MA through MSC and mad or in combination "MA+EHK (ultracapacitor, molecular drive, supercapacitor)" via the MSC and mad when giving commands with ANGUISH.

In the buffer mode of the system EHK (ultracapacitor, molecular drive, supercapacitor) through the MSC is connected to the vehicle power line and remains on it. Buffer mode can be supported when connecting to EHC module battery MA through MSC, MA or directly through the MSC when giving commands with ANGUISH.

The described system enables the combination of various combinations of the above modes work the s.

The power supply system of the vehicle containing the battery and energy storage, characterized in that it further comprises a control module and control system of the power conversion module voltage, the power switching module for switching power circuits DC charger, designed to charge batteries and energy storage, made in the form of an electrochemical capacitor, the transformation module voltage associated power circuits with power rails on-Board network, the power switching module and the control module and control module power switching related power circuits with battery charger, rechargeable battery and electrochemical capacitor, and the charging device, in turn associated power circuits with battery and electrochemical capacitor, and the control module and the control is arranged to supply control signals to the transformation module voltage module power switching and charger, as well as the possibility of receiving signals from sensors battery voltage, sensor voltage electrochemical capacitor, sensor, power charger, and can control the voltage/current bus supply there are side the network and communicate with the onboard information bus of the vehicle.