CN202242943U

CN202242943U - Series-parallel gas-electric energy-saving power unit

Info

Publication number: CN202242943U
Application number: CN2011203246240U
Authority: CN
Inventors: 甘联芳
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-09-01
Filing date: 2011-09-01
Publication date: 2012-05-30
Anticipated expiration: 2021-09-01

Abstract

The utility model provides a series-parallel gas-electric energy-saving power unit, comprising a pedal, an engine, a transmission gear, a speed reducer, a charging dual purpose motor, a motor controller, a storage battery and a power separator, wherein an automatic accelerator controller is arranged on the engine, and the engine is attached with a generator; when the engine rotates at an idle speed, the charging dual purpose motor provides power for vehicle travelling, and the generator attached by the engine also can charge the storage battery; when a vehicle travels at an acceleration speed, a rotating speed of the engine is increased by virtue of the motor controller and the automatic accelerator controller, gas-electric hybrid driving is realized; when the vehicle travels at a deceleration speed, the charging dual purpose motor also can reversely charge the storage battery; and when electric quantity is insufficient, the engine independently provides power by virtue of a selector switch. The dynamical power system provided by the utility model has excellent fuel economy, travelling path after one charge is long, thereby according with a trend of energy conservation and environmental protection.

Description

Series-parallel connection oil electric energy-saving engine installation

Technical field

The utility model relates to a kind of hybrid power apparatus of oil and electricity, and especially a kind of hybrid power apparatus of oil and electricity of taking the series-parallel connection form with higher fuel economy belongs to the auto-industry technical field.

Background technology

Because the fuel oil power vehicle is to the pollution of environment and to the consumption problem of the energy, electronlmobil and hybrid vehicle have become one of motor field current hot of research and development.Usually said hybrid power generally is meant oil electric mixed dynamic, i.e. the mixing of fuel (gasoline, diesel oil) and electric energy, and common hybrid vehicle adopts electro-motor to drive automobile as the auxiliary power of driving engine.

The power system version of present hybrid vehicle has series, parallel and three kinds of forms of series-parallel connection.So-called parallel way is to be active force with the driving engine; Electro-motor is as the mode of auxiliary power; This mode is mainly gone with engine drive; Produce the characteristic of very strong driving force when utilizing restarting that electro-motor has, when engine fuel consumption such as vehicle starting, acceleration are big, reduce the oil consumption of driving engine with the mode of electro-motor assistive drive.This mode relatively simple for structure only need increase electro-motor and storage battery on automobile.

Series system is the mode of only going with electrical motor driven, and driving engine is only as propulsion source, and automobile only goes by electrical motor driven, and drive system is an electro-motor, but because need equally engine fuel is installed, so also be a kind of of hybrid vehicle.

The series-parallel connection mode is meant the series, parallel mode; This mode is only to go by electrical motor driven when startup and low speed, when speed improves, shares power jointly efficiently by driving engine and electro-motor; This mode needs power sharing device and electrical generator etc., so the structure more complicated.

Present hybrid power system majority is by institute of full-sized car company development and application such as American-European and Japan; The common IMA parallel system that the Insight of Honda company is arranged; The THS combined hybrid system of the Prius of Toyota Company etc., wherein the IMA system architecture of the Insight of Honda company is simple, but motor only possesses additional function; Do not possess the pure motor driving ability, belong to the Weak hybrid power form; And the THS system of the Prius of Toyota Company has possessed the pure motor driving ability, but its power combination mechanism is complicated, volume is big, manufacturing cost is high.

The hybrid power system that also has; The autonomous cruise speed system that comprises combustion engine, motor, power-transfer clutch, change-speed box, electrokinetic cell, brake system and car load; The ability that has possessed pure motor driving; But there is assembly too much, dynamic property, fuel economy and the emission behavior of difficult arrangement, vehicle can not be satisfactory, also need further to improve.

The utility model content

The utility model promptly is the above-mentioned defective that exists according in the present automobile oil electricity hybrid power system, provides a kind of structure simple relatively, arrange easily, and fuel economy and the higher series-parallel connection engine installation of vehicle power property.

Specifically; The described series-parallel connection oil electric energy-saving of the utility model engine installation comprises pedal, driving engine, change speed gear box and retarder, and it is characterized in that: described device also comprises charge dual-purpose motor, electric machine controller, storage battery and dynamic separator; On said driving engine, be provided with the auto-throttle controller; And driving engine is subsidiary to have electrical generator, wherein

1, driving engine connects the charge dual-purpose motor through dynamic separator; The charge dual-purpose motor is through the change speed gear box connection reducer; Retarder is arranged on the axle drive shaft of automobile; Storage battery is connected with electric machine controller, and electric machine controller is connected with the charge dual-purpose motor, and storage battery provides electric power through electric machine controller for the charge dual-purpose motor;

2, pedal is connected with the auto-throttle controller; The auto-throttle controller is installed on the driving engine; The rotating speed of control driving engine; The auto-throttle controller is connected with electric machine controller, and through motor controller controls charge dual-purpose motor, subsidiary electrical generator and the storage battery of driving engine is connected to battery charge.

Further, in the described device of the utility model, the charge dual-purpose motor is an asynchronous dynamo, is preferably threephase asynchronous machine.

Electrical generator is the equipment that kinetic energy is converted into electric energy, and electrical motor is that electric energy is converted into kinetic energy equipment, and the principle of work of electrical motor is that electrical conductor is stressed in magnetic field, and electrical generator is the magnetic field through rotary rotor or outside, and cutting magnetic line produces electric current.Under certain situation; Electrical generator and electrical motor can be migrated mutually, common asynchronous dynamo, for example threephase asynchronous machine; On the outlet terminal of stator winding, connect three phase capacitance and will produce a capacity current; The magnetic field of capacity current is consistent with the motor-field direction, and motor-field is worked to increase magnetic, and motor just can be used as electrical generator and used like this.

Further, described device also comprises a charger, and this charger is connected with storage battery, and is battery charge, and this charger is a detouchable, can take off and charge, and is installed in then in the automobile, and storage battery is charged.

Further, described dynamic separator can be installed in the charge dual-purpose motor, also can separate with the charge dual-purpose motor.

In described device, automobile can adopt the form of f-w-d or back-wheel drive, and retarder is installed in respectively on the transmission shaft of front-wheel or trailing wheel.

The described mixed power plant of the utility model, come for automobile hybrid power to be provided through following principle and method:

1. in the process that igniting back and automobile balance go; Driving engine is under idling mode; Separately for automobile provides power, in the driving process, driving engine drives subsidiary generator for electricity generation under idling mode by the charge dual-purpose motor after the charging; Electrical generator charges to storage battery again, to reach the purpose of not wasting the engine idle energy;

2. in the deceleration buffer that goes, for example unclamp Das Gaspedal, the auto-throttle controller reaches electric machine controller with this variation, and electric machine controller switches to the mode of operation of electrical generator, accumulators reverse charging with the charge dual-purpose motor;

3. overtaking other vehicles or during anxious climbing, when needing the high-power driving car load, the pedal of stepping on the throttle rapidly, electric machine controller instruction driving engine auto-throttle controller synchronous working, driving engine quickens the auxiliary charging dual-purpose motor and plays the driving effect that the oil electricity mixes; Dual-purpose motor to be charged rotates when relaxing, and driving engine is got back to idling mode, and this moment, automobile was gone by charge dual-purpose motor independent drive; When electric machine controller increased in the electric current short time that detects the charge dual-purpose motor, can produce instruction power, instruction driving engine speed-raising work reduces if detect the electric current of charge dual-purpose motor, meeting open command power supply, and the instruction driving engine is got back to idling mode;

4. when accumulator electric-quantity is not enough; The usable oils TURP changes switch and switches to driving engine independent drive state; In the process of driving engine independent drive, the electrical generator that driving engine is subsidiary can be a battery charge constantly; During engine drive during deceleration buffer, can order about the charge dual-purpose motor and convert generating state into storage battery is carried out reverse charge.

Use the described engine installation of the utility model, when driving engine independent drive running car, but the electric weight power supply machine that is reclaimed drives to independent 50% mileage that goes of driving engine; The energy consumption of this hybrid power function of any vehicle assembling is all at the 15-20% of former power consumption, whenever dashes full once electricity and can supply to go 400 500 kilometers; When the vehicle energy requirement hour; Accessory power system (being engine system) is drive system (motor driven systems) when energy is provided, and going back accumulators charges, because the existence of storage battery; Make engine operation a metastable operating mode, its discharging is improved.

The described engine installation of the utility model is equipped with engine petrol and motor two cover systems simultaneously; Start, quicken and when going up a slope two cover systems exert oneself simultaneously, slow down or the reverse storage battery that deposits in of energy during brake, as energy of reserve; When automobile balance goes; Order about the main drive of motor as automobile by storage battery, so just can save fuel oil by actv., the discharging of tail gas simultaneously also improves.

Description of drawings

Fig. 1 is the structural representation of an embodiment of the utility model;

Fig. 2 is the structural representation of another embodiment of the utility model;

Wherein, 10 is that driving engine, 20 is that dynamic separator, 30 is that charge dual-purpose motor, 40 is that change speed gear box, 50 is that storage battery, 60 is that electric machine controller, 70 is that charger, 80 is that pedal, 90 is that retarder, 110 is that auto-throttle controller, 120 is an electrical generator.

The specific embodiment

Below in conjunction with accompanying drawing and concrete embodiment; The described mixed power plant of the utility model is described, and purpose is for the public better understands the described technology contents of the utility model, rather than to the restriction of said technology contents; The improvement of said engine installation being carried out in the principle identical or approximate with the utility model; Comprise the increase and decrease and the replacement of each several part element, all to realize that identical functions is a purpose, all within the utility model technical scheme required for protection.

Embodiment one

Like Fig. 1, described engine installation is placed on the automobile of back-wheel drive, and described device has comprised pedal 80, driving engine 10, change speed gear box 40 and retarder 90; Also comprise charge dual-purpose motor 30, electric machine controller 60, storage battery 50 and dynamic separator 20, on said driving engine 10, be provided with auto-throttle controller 110, and driving engine is subsidiary that electrical generator 120 arranged; Detouchable charger 70 can also be set be storage battery 50 chargings; Wherein, driving engine 10 connects charge dual-purpose motor 30 through dynamic separator 20, and charge dual-purpose motor 30 is through change speed gear box 40 connection reducers 90; Retarder 90 is arranged on the transmission shaft of automobile back wheel; Storage battery 50 provides electric power through electric machine controller 60 for charge dual-purpose motor 30, and charge dual-purpose motor 30, change speed gear box 40 and retarder 90 constitute the drive system of automobile normal running states, when storage battery 50 electric weight deficiencies or car acceleration or load strengthen; Driving engine 10 is through the drive system of dynamic separator 20 connection automobiles, for automobile provides auxiliary power; Pedal 80 is connected with auto-throttle controller 110, the work of control auto-throttle controller 110, and auto-throttle controller 110 is regulated the delivery quality of driving engine 10, thus the rotating speed of control driving engine 10; Auto-throttle controller 110 is connected with electric machine controller 60, controls the rotation of charge dual-purpose motor 30 through control electric machine controller 60.

Driving engine 10 subsidiary electrical generators 120 are connected with storage battery 50; Under the engine idle state; Through driving electrical generator 120 is storage battery 50 chargings, and when going deceleration buffer, electric machine controller 60 drives charge dual-purpose motor 30; Charge dual-purpose motor 30 is switched to the mode of operation of generating by motor, storage battery 50 is carried out reverse charge; When the electric current short time that electric machine controller 60 detects charge dual-purpose motor 30 increases, can produce instruction power, the 10 speed-raising work of instruction driving engine; When the electric current that detects charge dual-purpose motor 30 reduces or is the electric current of cruising state, can the open command power supply, make driving engine get back to idling mode.

Embodiment two

As shown in Figure 2; The described engine installation of the utility model can also be installed on the automobile that adopts f-w-d, and its basic structure is identical with device among the embodiment one, has also comprised pedal 80, driving engine 10, change speed gear box 40 and retarder 90; Also comprise charge dual-purpose motor 30, electric machine controller 60, storage battery 50, charger 70 and dynamic separator 20; On said driving engine 10, be provided with auto-throttle controller 110, and driving engine is subsidiary that electrical generator 120 is arranged, the connection of each several part is identical with embodiment one with control relation; Just retarder 90 is installed on the transmission shaft of front-wheel, its principle of work is identical with embodiment one.

In conjunction with attaching Fig. 1 and 2, the described mixed power plant of the utility model provides hybrid power through following principle and method to automobile:

1. in the process that igniting back and automobile balance go; Driving engine 10 is under idling mode; Separately for automobile provides power, in the driving process, driving engine 10 drives 120 generatings of subsidiary electrical generator under idling mode by the charge dual-purpose motor 30 after the charging; Electrical generator 120 charges to storage battery 50 again, to reach the purpose of not wasting the engine idle energy;

2. in the running car deceleration buffer, for example unclamp Das Gaspedal 80, auto-throttle controller 110 reaches electric machine controller 60 with this variation, and electric machine controller 60 switches to the mode of operation of electrical generator, accumulators 50 reverse chargings with charge dual-purpose motor 30;

3. overtaking other vehicles or during anxious climbing, when needing the high-power driving car load, the pedal 80 of stepping on the throttle rapidly, driving engine auto-throttle controller 110 synchronous workings, driving engine 10 quickens auxiliary charging dual-purpose motors 30 and plays the driving effect that the oil electricity mixes; Dual-purpose motor 30 to be charged rotates when relaxing, and driving engine 10 is got back to idling mode, and this moment, automobile was gone by charge dual-purpose motor 30 independent drive; When electric machine controller 60 increased in the electric current short time that detects the charge dual-purpose motor, can produce instruction power, the 10 speed-raising work of instruction driving engine reduce if detect the electric current of charge dual-purpose motor 30, meeting open command power supply, and driving engine 10 is got back to idling mode;

4. when storage battery 50 electric weight are not enough; The usable oils TURP changes switch and switches to driving engine 10 independent drive states; In the process of driving engine 10 independent drive, start the subsidiary electrical generator of 10 machines 120 constantly to be storage battery 50 chargings, during driving engine 10 deceleration buffers; Can order about charge dual-purpose motor 30 and convert generating state into, reverse charge is carried out in electric power storage 50.

The described mixed power plant of the utility model is particularly suitable for Chinese city traffic and generally blocks up, and the national conditions of the frequent braking of automobile have the effect of good energy-conservation pollution treatment.Oil price continue soaring and big situation that the energy is in short supply day by day under, congestion in road is difficult to basic improvement again, hybrid vehicle has vast market and application and popularization value.

Claims

1. series-parallel connection oil electric energy-saving engine installation; Comprise pedal, driving engine, change speed gear box and retarder; It is characterized in that: described device also comprises charge dual-purpose motor, electric machine controller, storage battery and dynamic separator, on said driving engine, is provided with the auto-throttle controller, and driving engine is subsidiary that electrical generator arranged; Wherein

1) driving engine connects the charge dual-purpose motor through dynamic separator; The charge dual-purpose motor is through the change speed gear box connection reducer; Retarder is arranged on the axle drive shaft of automobile; Storage battery is connected with electric machine controller, and electric machine controller is connected with the charge dual-purpose motor, and storage battery provides electric power through electric machine controller for the charge dual-purpose motor;

2) pedal is connected with the auto-throttle controller; The auto-throttle controller is installed on the driving engine; The rotating speed of control driving engine; The auto-throttle controller is connected with electric machine controller, and through motor controller controls charge dual-purpose motor, subsidiary electrical generator and the storage battery of driving engine is connected to battery charge.

2. engine installation according to claim 1 is characterized in that: described charge dual-purpose motor is an asynchronous dynamo.

3. engine installation according to claim 2 is characterized in that: described charge dual-purpose motor is a threephase asynchronous machine.

4. engine installation according to claim 1 is characterized in that: described device also comprises a charger, and this charger is connected with storage battery.

5. engine installation according to claim 4 is characterized in that: described charger is a detouchable.

6. engine installation according to claim 1 is characterized in that: described dynamic separator is installed in the charge dual-purpose motor.

7. engine installation according to claim 1 is characterized in that: in the described device, retarder is installed on the transmission shaft of front-wheel or trailing wheel.