CN204749838U

CN204749838U - Heavy vehicle hybrid device of multiaxis drive

Info

Publication number: CN204749838U
Application number: CN201520507867.6U
Authority: CN
Inventors: 王加雪; 金奕; 张建国; 张翌旸; 田巍; 杨柏春; 王雪; 黄永生; 张洪才; 孙占红
Original assignee: PLA ARMOURED FORCE TECHNOLOGY COLLEGE
Current assignee: PLA ARMOURED FORCE TECHNOLOGY COLLEGE
Priority date: 2015-07-14
Filing date: 2015-07-14
Publication date: 2015-11-11
Anticipated expiration: 2025-07-14

Abstract

The utility model discloses a heavy vehicle hybrid device of multiaxis drive, include: the motor device that engine motor, first motor and second motor are formed, it is continuous with the battery, and the output shaft of first motor and second motor links to each other with epicyclie gear respectively, and the motor shaft and the engine output axle of engine motor pass through epicyclie gear and link to each other, and the clutch setting links to each other with the gearbox at engine output axle side, engine motor, and continuous with epicyclie gear through the gearbox, engine and battery link to each other with controlling means respectively, and controlling means links simultaneously has monitoring devices, because controlling means's setting makes the utility model has the characteristics of can be according to the road surface condition of adhering to, rational distribution drives power, furthest performance road surface attachment characteristic, the whole stronger hybrid of car maneuver capability.

Description

A kind of multiaxis drives heavy-duty vehicle mixed power plant

Technical field

The utility model relates to hybrid power system, is specifically related to a kind of multiaxis and drives heavy-duty vehicle mixed power plant.

Background technology

At present, external U.S. army, Russia, European Countries etc. generally drive heavy-duty vehicle drive system platform development direction using hybrid power electric drive platform as the military multiaxis of the next generation, this and civil car field, national governments, enterprise, research institution greatly develops with electronlmobil, hybrid vehicle, fuel cell powered vehicle is that world's vehicle development tendency of the new-energy automobile of master conforms to, but the heavy-duty vehicle researched and developed with this object due to running environment severe, traffic information complexity also exists propulsive effort unreasonable distribution, attachment characteristic can not be played to greatest extent according to road surface condition of adhering to, the problem that maneuvering performance is not strong, could not go overcome power distribution reasonableness and stronger dynamic foundation is provided by the horsepower output changing motor, the problem of energy efficient.

Utility model content

The utility model provides a kind of multiaxis to drive heavy-duty vehicle mixed power plant, object solves the problems such as heavy-duty vehicle under power, propulsive effort unreasonable distribution, energy resource consumption are large, one is provided to distribute propulsive effort, play road-holding properties to greatest extent, the mixed power plant that car load maneuverability is stronger.

The utility model is achieved in that

A kind of multiaxis drives heavy-duty vehicle mixed power plant, comprising:

Electric machine, it comprises motor of engine, the first motor and the second motor, is connected respectively with battery, can alone or in combination together with driving engine simultaneously for vehicle provides power;

Described motor of engine, it has the output shaft of penetration type, and one end of described output shaft connects the gear ring of first planet train of gears, and the other end of described output shaft connects change speed gear box; The output shaft of change speed gear box connects the second planetary sun wheel;

Driving engine, its outputting rotary power drives the sun wheel of first planet train of gears; The satellite gear of described first planet train of gears has pinion carrier, the sun wheel of its third planet gear that outputs power;

First motor, its output shaft connects the second planetary gear ring; Second planetary satellite gear has pinion carrier, and it outputs power to multiple drive axles of vehicle rear;

Second motor, its output shaft is connected to the gear ring of third planet gear; The satellite gear of third planet gear has pinion carrier, and its outputting power drives the propons of vehicle;

Monitoring device, it comprises speed monitoring instrument and gradient monitor, and described speed monitoring instrument is used for monitor vehicle speed of operation; Described gradient monitor is used for monitor vehicle and travels road conditions grade angle;

Control setup, it travels road conditions grade angle information according to described gradient monitor monitoring, controls motor switch; Travel road conditions grade angle and speed monitoring instrument monitor vehicle velocity information according to described grade angle monitor monitoring, control the switch of motor switch and described electric machine respectively, regulate the horsepower output of described electric machine.

Preferably, described motor of engine is fixed on described driving engine side.

Preferably, described change speed gear box is the change speed gear box of more than five grades.

Preferably, described propons and drive axle, have speed reduction gearing all respectively.

Preferably, the power path of Power output to rear portion drive axle is also provided with center differential, it is for eliminating the sliding phenomenon of drive wheel.

Preferably, it is characterized in that, also comprise multiple energy storage battery.

The beneficial effects of the utility model are: by monitoring device and control setup, control driving engine and motor switch, enable heavy-duty vehicle adhere to condition according to road surface, and distribute propulsive effort, play road-holding properties to greatest extent, car load maneuverability is stronger.

Part is embodied by explanation below by other advantage of the present utility model, target and feature, part also will by research and practice of the present utility model by those skilled in the art is understood.

Accompanying drawing explanation

Fig. 1 is the structural representation that multiaxis described in the utility model drives heavy-duty vehicle hybrid power.

Detailed description of the invention

Below in conjunction with accompanying drawing, the utility model is described in further detail, can implements according to this with reference to specification sheets word to make those skilled in the art.

Should be appreciated that used hereinly such as " to have ", other element one or more do not allotted in " comprising " and " comprising " term or the existence of its combination or interpolation.

Fig. 1 shows according to a kind of way of realization of the present utility model, comprising: driving engine 110, motor of engine 120, first motor 121, second motor 122, power-transfer clutch 111, change speed gear box 112, battery 113, first planet train of gears 152, second planetary gear train 153, third planet train of gears 151, wherein, described power-transfer clutch 111 is arranged on driving engine 110 output shaft side, driving engine 110 exports the sun wheel that rotational force drives first planet train of gears 152, the satellite gear of described first planet train of gears 152 has pinion carrier, it outputs power to the sun wheel of third planet train of gears 151, described motor of engine 120 has the output shaft of penetration type, its one end connects the gear ring of first planet train of gears 152, the other end connects change speed gear box 112, the output shaft of described change speed gear box 112 connects the sun wheel of the second planetary gear train 153, first motor 121 output shaft connects the gear ring of the second planetary gear train 153, the satellite gear of the second planetary gear train 153 has pinion carrier, it outputs power to the drive axle 142 at wheel rear portion, 143, second motor 122 output shaft connects the gear ring of third planet train of gears 151, the satellite gear of third planet train of gears 151 has pinion carrier, it outputs power to vehicle propons 141, monitoring device, it comprises speed monitoring instrument 131 and gradient monitor 132, and described speed monitoring instrument 131, for monitoring the heavy goods vehicles speed of a motor vehicle, transmits feedback signal, described gradient monitor 132 is for monitoring heavy goods vehicles road conditions grade angle information, and transmit feedback signal, wherein, when being in uphill way, feedback signal is just, when being in descending section, feedback signal is negative, and when being in plane section, feedback signal is 0, control setup 130, it is connected with described battery 113, driving engine 110 and monitoring device, control switch and the horsepower output of described motor of engine 120, first motor 121 and the second motor 122 according to speed monitoring instrument 131 and gradient monitor 132 feedback signal by battery 113, control startup and the closedown of described driving engine 110, wherein said motor of engine 120, first motor 121, second motor 122 constitutes electric machine, is connected respectively with battery 113.

Working process of the present utility model is as follows: Negotiation speed monitor 131 and gradient monitor 132 monitor vehicle road speed V in the process of moving ₁and road conditions grade angle α, set uphill way feedback signal as just, descending section feedback signal is negative, and plane section feedback signal is 0.

Motor of engine 120 electrical power P ₀, the first motor 121 electrical power P ₁and second motor 122 electrical power P ₂regulated by following mode: the traffic information that gradient monitor 132 monitors, when gradient feedback signal is for time negative, driving engine 110 does not start, and control setup 130 controls to be travelled to drive vehicle by battery 113 drive motor device, and regulation speed is at 0 < V simultaneously ₁≤ V ₀to ensure traffic safety; The road speed that Negotiation speed monitor 131 monitors, electric machine exports, as feedback speed signal 0 < V according to feedback speed signal and gradient feedback signal regulating power ₁when≤5, control setup 130 controls motor of engine 120 individual output power, and the electric power of motor of engine 120 regulates in the following manner

P_{0} = \frac{V_{1}}{A \times η} (m \times g \times f_{1} + \frac{s \times ρ \times f_{2} \times V_{1}^{2}}{2}) \times e^{0.0294 V_{1}},

Wherein, P ₀, P ₁, P ₂unit is W, V ₁be heavy-duty vehicle moving velocity, unit is km/h, η is power transmission efficiency coefficient, and m is heavy goods vehicles quality, and unit is kg, g is acceleration due to gravity, and unit is m/s ², f ₁be coefficient of rolling resistance, s is wind area, and unit is m ², ρ is external environment current density, and unit is kg/m ³, f ₂be air resistance coefficient, A is constant, and e is the truth of a matter of Napier's logarithm; As feedback speed signal 5 < V ₁when≤10, control setup 130 controls motor of engine 120 and the first motor 121 horsepower output simultaneously, and the electric power of motor of engine 120 regulates in the following manner

P_{0} = \frac{V_{1}}{A \times η} (m \times g \times f_{1} + \frac{s \times ρ \times f_{2} \times V_{1}^{2}}{2}) \times e^{0.0294 V_{1}},

The electric power of the first motor 121 regulates in the following manner

P_{1} = \frac{V_{1}}{B \times η} (m \times g \times f_{1} \times c o s α + m \times g \times s i n α + \frac{s \times ρ \times f_{2} \times V_{1}^{2}}{2}) \times e^{0.0294 α},

Wherein α is grade angle, and B is constant, and e is the truth of a matter of Napier's logarithm; As feedback speed signal 10 < V ₁≤ V ₀time, wherein V ₀be the setting speed reaching engine starting, unit is km/h, and control setup 130 controls motor of engine 120, first motor 121 and the second motor 122 horsepower output simultaneously, and wherein, the electric power of motor of engine 120 regulates in the following manner

P_{0} = \frac{V_{1}}{A \times η} (m \times g \times f_{1} + \frac{s \times ρ \times f_{2} \times V_{1}^{2}}{2}) \times e^{0.0294 V_{1}},

The electric power of the first motor 121 regulates in the following manner

P_{1} = \frac{V_{1}}{B \times η} (m \times g \times f_{1} \times c o s α + m \times g \times s i n α + \frac{s \times ρ \times f_{2} \times V_{1}^{2}}{2}) \times e^{0.0294 α},

The electric power of the second motor 122 regulates in the following manner

P_{2} = \frac{V_{1}}{B \times η} (m \times g \times f_{1} \times c o s α + m \times g \times s i n α + \frac{s \times ρ \times f_{2} \times V_{1}^{2}}{2}) \times e^{0.0294 α};

In the present embodiment, A=574.89, B=95.68, V ₀=40.

When speed monitoring instrument 131 monitor vehicle be in acceleration time, driving engine and electric machine jointly start drive vehicle travel; When speed monitoring instrument 131 monitor vehicle be in deceleration time, driving engine 110 cuts out, by electric machine drive vehicle travel.

When vehicle is in low speed driving as required for a long time, control setup 130 can control driving engine 110 and close, and is driven by electric machine, makes vehicle be in low-speed running mode; In the present embodiment, the low speed driving speed of a motor vehicle is 25km/h.

Negotiation speed monitor 131 and gradient monitor 132 monitoring information, electric machine exports according to feedback speed signal and gradient feedback signal regulating power, when gradient feedback signal is just or is 0, as feedback speed signal 0 < V ₁when≤5, control setup 130 controls motor of engine 120 individual output power, and the electric power of motor of engine 120 is passed through

P_{0} = \frac{V_{1}}{A \times η} (m \times g \times f_{1} + \frac{s \times ρ \times f_{2} \times V_{1}^{2}}{2}) \times e^{0.0294 V_{1}}

Mode regulates, wherein, and V ₁be heavy-duty vehicle moving velocity, unit is km/h, η is power transmission efficiency coefficient, and m is heavy goods vehicles quality, and unit is kg, g is acceleration due to gravity, and unit is m/s ², f ₁be coefficient of rolling resistance, s is wind area, and unit is m ², ρ is external environment current density, and unit is kg/m ³, f ₂be air resistance coefficient, A is constant, and e is the truth of a matter of Napier's logarithm; As feedback speed signal 5 < V ₁when≤10, control setup 130 controls motor of engine 120 and the first motor 121 horsepower output simultaneously, and the electric power of motor of engine 120 regulates in the following manner

P_{0} = \frac{V_{1}}{A \times η} (m \times g \times f_{1} + \frac{s \times ρ \times f_{2} \times V_{1}^{2}}{2}) \times e^{0.0294 V_{1}},

The electric power of the first motor 121 regulates in the following manner

P_{1} = \frac{V_{1}}{B \times η} (m \times g \times f_{1} \times c o s α + m \times g \times s i n α + \frac{s \times ρ \times f_{2} \times V_{1}^{2}}{2}) \times e^{0.0294 α},

P_{0} = \frac{V_{1}}{A \times η} (m \times g \times f_{1} + \frac{s \times ρ \times f_{2} \times V_{1}^{2}}{2}) \times e^{0.0294 V_{1}},

The electric power of the first motor 121 regulates in the following manner

P_{1} = \frac{V_{1}}{B \times η} (m \times g \times f_{1} \times c o s α + m \times g \times s i n α + \frac{s \times ρ \times f_{2} \times V_{1}^{2}}{2}) \times e^{0.0294 α},

The electric power of the second motor 122 regulates in the following manner

P_{2} = \frac{V_{1}}{B \times η} (m \times g \times f_{1} \times c o s α + m \times g \times s i n α + \frac{s \times ρ \times f_{2} \times V_{1}^{2}}{2}) \times e^{0.0294 α};

; In the present embodiment, A=574.89, B=95.68, V ₀=40.

Setting speed V is not reached when speed monitoring instrument 131 after vehicle start monitors car speed ₀time, driving engine 110 does not start, and power-transfer clutch disconnects, and drives vehicle to travel by electric machine; Setting speed V is reached when speed monitoring instrument 131 after vehicle start monitors car speed ₀time, driving engine 110 starts, and electric machine is closed, and drives vehicle to travel by driving engine 110, in the present embodiment, and V ₀=40, unit is km/h.

In another kind of embodiment, described motor of engine 120 is fixed on described driving engine 110 side.

In another kind of embodiment, described change speed gear box 112 is the change speed gear box of more than five grades.

In another kind of embodiment, described propons 141 and drive axle 142,143 have speed reduction gearing all respectively.

In another kind of embodiment, the power path of Power output to rear portion drive axle 142 is also provided with center differential 157, when having different input angular velocities, it is for eliminating the sliding phenomenon of drive wheel.

In another kind of embodiment, also comprising multiple energy storage battery, can be battery 131 electric power storage by external source, also by stored energy while electrical generator self horsepower output, can reach the effect of discharge and recharge one simultaneously.

In another kind of embodiment, under specific circumstances, can be used in counter-investigation operational requirements, kill engine, car load is driven by motor, low speed driving of mourning in silence, and the highest pure motor driving mileage is greater than 25km, effectively can avoid enemy at present mainly through the Reconnaissance system of infra-red radar detection thermal source, make car load anti-reconnaissance capability stronger.

In another kind of embodiment, when larger for car load dynamic property demand, particularly highlands, rarefaction of air, when engine power declines, can control four propulsions source by control setup 130 and open outputting power simultaneously, car load dynamic property can not decline because of altitude environment, and car load dynamic property is better.

Here the number of devices illustrated and treatment scale are used to simplify explanation of the present utility model.The application of mixed power plant in the utility model, modifications and variations be will be readily apparent to persons skilled in the art.

As mentioned above, according to the utility model, due to the setting of the control setup of mixed power plant, heavy-duty vehicle the is solved problem such as vehicle power deficiency, propulsive effort unreasonable distribution, energy resource consumption be large, there is provided one can adhere to condition according to road surface, distribute propulsive effort, play road-holding properties to greatest extent, the mixed power plant that car load maneuverability is stronger.

Although embodiment of the present utility model is open as above, but it is not restricted to listed in specification sheets and embodiment utilization, it can be applied to various applicable field of the present utility model completely, for those skilled in the art, can easily realize other amendment, therefore do not deviating under the universal that claim and equivalency range limit, the utility model is not limited to specific details and illustrates here and the legend described.

Claims

1. multiaxis drives a heavy-duty vehicle mixed power plant, it is characterized in that, comprising:

Electric machine, it comprises motor of engine, the first motor and the second motor, can alone or in combination together with driving engine simultaneously for vehicle provides power;

Driving engine, its outputting rotary power drives the sun wheel of first planet train of gears; The satellite gear of described first planet train of gears has pinion carrier, the sun wheel of its third planet train of gears that outputs power;

First motor, its output shaft connects the gear ring of the second planetary gear train; The satellite gear of the second planetary gear train has pinion carrier, and it outputs power to multiple drive axles of vehicle rear;

Second motor, its output shaft is connected to the gear ring of third planet train of gears; The satellite gear of third planet train of gears has pinion carrier, and its outputting power drives the propons of vehicle;

2. multiaxis as claimed in claim 1 drives heavy-duty vehicle mixed power plant, and it is characterized in that, described motor of engine is fixed on described driving engine side.

3. multiaxis as claimed in claim 1 or 2 drives heavy-duty vehicle mixed power plant, and it is characterized in that, described change speed gear box is the change speed gear box of more than five grades.

4. multiaxis as claimed in claim 1 drives heavy-duty vehicle mixed power plant, and it is characterized in that, described propons and drive axle, have speed reduction gearing all respectively.

5. multiaxis as claimed in claim 4 drives heavy-duty vehicle mixed power plant, and it is characterized in that, the power path of Power output to rear portion drive axle is also provided with center differential, and it is for eliminating the sliding phenomenon of drive wheel.

6. the multiaxis according to any one of claim 1,2,4 or 5 drives heavy-duty vehicle mixed power plant, it is characterized in that, also comprises multiple energy storage battery.