CN105313711A - Electric vehicle power follower and control method thereof - Google Patents
Electric vehicle power follower and control method thereof Download PDFInfo
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- CN105313711A CN105313711A CN201510418838.7A CN201510418838A CN105313711A CN 105313711 A CN105313711 A CN 105313711A CN 201510418838 A CN201510418838 A CN 201510418838A CN 105313711 A CN105313711 A CN 105313711A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
Abstract
The invention provides an electric vehicle power follower and a control method thereof. The electric vehicle power follower comprises an engine, a generator, a rectifier, a main controller and an acceleration sensor, which are arranged on an electric vehicle. The engine is connected with the generator through a connecting mechanism. The generator is electrically connected with the rectifier. The rectifier and a power battery are electrically connected with a driving motor controller used for converting direct current electricity to alternating current electricity. The main controller is electrically connected with the acceleration sensor, an electronic throttle pedal, an engine controller, a power battery controller, the rectifier and the driving motor controller through a CAN bus. The electric vehicle power follower achieves range extension of power following characteristics, reduces the capacity of the power battery, reduces the weight and the cost of the power battery, reduces the using frequency of the power battery, prolongs the service life of the power battery, reduces the total amount of charging of the power battery by the rectifier, reduces the total amount of discharge of the power battery and the reduces the energy loss of charge and discharge of the power battery.
Description
Technical field
The present invention relates to electric vehicle engineering field, especially relate to a kind of using power follower as main energy sources, electrokinetic cell is as the electronlmobil power follower of the auxiliary standby energy and control method thereof.
Background technology
At present,, market there is the oil consumption for reducing vehicle, having reduced the stroke-increasing electric automobile of the discharge of vehicle, this stroke-increasing electric automobile in vehicle oil consumption and emission request more and more tighter, energy resource supply is based on electrokinetic cell, and the electrokinetic cell capacity of needs is large, Heavy Weight.Distance increasing unit is as auxiliary energy, and when electrokinetic cell electricity SOC is less than certain value, distance increasing unit is to power battery charging.Engine high-efficiency rate in distance increasing unit is operated in one or several and determines rotating speed point, and distance increasing unit is to power battery charging, and battery exports electricity and travels to drive motor band motor vehicle.Distance increasing unit is to power battery charging and electrokinetic cell electric discharge drive motor, and all by energy certain for loss, and electrokinetic cell frequently uses and causes electrokinetic cell service life reduction.
Therefore, it is high to there is electric energy loss in distance increasing unit of the prior art, the shortcoming that the electrokinetic cell life-span is low.
Chinese patent mandate publication number: CN104477166A, authorize publication date on November 21st, 2014, disclose a kind of distance increasing unit power stage control system, comprise distance increasing unit and distance increasing unit controller, distance increasing unit comprises driving engine and electrical generator, and described driving engine and described electrical generator are by mechanical connection; Distance increasing unit and distance increasing unit controller communicate; Wherein: the input of distance increasing unit to distance increasing unit controller comprises: the voltage of engine speed, electrical generator and current signal; The output of distance increasing unit controller to distance increasing unit comprises: the dtc signal of the fuel charge of driving engine and ignition angle, throttle opening, electrical generator.The weak point of this invention is that electric energy loss is high, and the electrokinetic cell life-span is low.
Summary of the invention
Goal of the invention of the present invention is that the electric energy loss in order to overcome distance increasing unit of the prior art is high, the deficiency that the electrokinetic cell life-span is low, provide a kind of using power follower as main energy sources, electrokinetic cell is as the electronlmobil power follower of the auxiliary standby energy and control method thereof.
To achieve these goals, the present invention is by the following technical solutions:
A kind of electronlmobil power follower, described electronlmobil comprises the drive motor, drive motor controller, electrokinetic cell, electrokinetic cell controller and the efp that drive automotive operation; Electrokinetic cell and the electrical connection of electrokinetic cell controller, drive motor controller is electrically connected with drive motor; Comprise the driving engine be located on electronlmobil, electrical generator, rectifier, master controller and acceleration pick-up; Driving engine is connected with electrical generator by bindiny mechanism, electrical generator is electrically connected with rectifier, rectifier and electrokinetic cell are all electrically connected with the drive motor controller for direct current (DC) being converted to alternating current, and described master controller is electrically connected respectively by the controller of CAN and acceleration pick-up, efp, driving engine, electrokinetic cell controller, rectifier, drive motor controller;
Described bindiny mechanism comprises the identical driving disc spacing pressing of outside dimension, clutch plate and pressure ring; Described clutch plate comprise to be arranged outward by clutch plate mediad in annular disk and outer ring dish, be provided with buffering interface arrangment between outer ring dish and interior annular disk; Described driving disc spacing pressing is connected with driving engine, and the rotating shaft of the shaft hole and electrical generator that are positioned at annular disk central authorities is connected, and pressure ring is positioned on the outer ring dish of electrical generator side, and pressure ring is all connected with driving disc spacing pressing, outer ring dish.
Drive motor of the present invention is by 2 or 4 wheel movement of driving device driving automobile, and driving engine is for providing the power of electrical power generators, and the fuel of driving engine is gasoline.
The present invention is using power follower as main energy sources, and battery is as the auxiliary standby energy, and capacity of cell is little, lightweight, cost is low, and battery charging and discharging frequency is low, the life-span is long, and waste of power is few, efficiency is high, oil consumption is low, it is low to discharge.
The structure of bindiny mechanism makes to have better transmission performance between driving engine and electrical generator, buffering interface arrangment is while passing to interior annular disk by the rotation of outer ring dish, the vibrations of driving engine can be cushioned, the rotating speed of electrical generator can convert between 1000 to 4000 turns, thus the power adjustable that rectifier is exported.
Make power of the present invention follow the required power supplemented and mainly come from rectifier, namely mainly come from driving engine and electrical generator electricity energy; Thus reduce the capacity of electrokinetic cell, reduce weight and the cost of electrokinetic cell; Reduce the frequency of utilization of electrokinetic cell, extend the service life of electrokinetic cell; Reduce rectifier to the total amount of power battery charging, the total amount reducing electrokinetic cell electric discharge, greatly reduce the waste of power of electrokinetic cell discharge and recharge.
Therefore, the present invention has and achieves the increasing journey that power follows feature, decreases electrokinetic cell capacity, reduces weight and the cost of electrokinetic cell; Decrease the frequency of utilization of electrokinetic cell, extend the service life of electrokinetic cell; Decrease rectifier to the total amount of power battery charging, the total amount decreasing electrokinetic cell electric discharge, decrease the feature of the waste of power of electrokinetic cell discharge and recharge.
The present invention, by rational integrated vehicle control tactics, makes to use the electrokinetic cell energy during vehicle launch, exports electricity supply drive motor work and vehicle is travelled during normal vehicle operation with power follower; When vehicle needs miniwatt, power follower exports efficient miniwatt; When vehicle needs large power, power follower exports high-power efficiently; When the anxious acceleration of vehicle etc. needs output to be greater than power follower maximum output power, be greater than the part of power follower maximum output power by battery power supply supply in support.
As preferably, described buffering interface arrangment comprises each holding tank be made up of several the corresponding grooves be located on interior annular disk and outer ring dish opposite flank, be located at each baffle plate on each edge of each holding tank of interior annular disk and outer ring dish front and rear surfaces, and be located at the Compress Spring in each holding tank; Described baffle plate all tilts inside holding tank, and each Compress Spring all extends along the circumferencial direction of interior annular disk, and each holding tank is spacedly distributed along the circumferencial direction of interior annular disk.
As preferably, described outer ring dish comprise be arranged in order from front to back rear disk body, strengthen disk body and front disk body; Rear disk body, reinforcement disk body are connected by rivet with front disk body; Rear disk body and shroud external surface edge are equipped with some the air-flow guide grooves circumferentially arranged, strengthen disk body and adopt high strength steel material to make.
As preferably, the interior annular disk surface exposed outside pressure ring is provided with the first annular boss, is provided with the second annular boss in the middle part of the first annular boss; Shaft hole edge is provided with the axle sleeve stretched out outside the second annular boss; Axle sleeve is connected with the spline fitted be located on alternator shaft by spline.
As preferably, be that truncated cone-shaped is protruding to driving engine side in the middle part of driving disc spacing pressing, driving disc spacing pressing central authorities are provided with circular hole; Be provided with the dowel hole for being connected with driving engine and several connecting bores in the middle part of driving disc spacing pressing, driving disc spacing pressing edge is provided with several connecting bores for being connected with clutch plate, and driving disc spacing pressing lateral surface is provided with several double wedges.
A control method for electronlmobil power follower, comprises the steps:
(1-1) the car load demand power relevant to the amplitude that efp declines is provided with in master controller in advance
correspondence table, be provided with power and follow threshold value P
hys, be provided with and the SOC state parameter of electrokinetic cell, accekeration and P
dcorresponding controling parameters group, often organizes parameter group and comprises the time
the target power that electrokinetic cell exports
target power is followed with power
the initial SOC state parameter of electrokinetic cell>=A, A be greater than 60% real number; The initial power that electrokinetic cell exports is 0;
Wherein, P
dfor car load demand power
with current rectifier horsepower output P
ebetween difference;
(1-2) chaufeur steps on efp, and master controller obtains the amplitude of the pedal decline that efp detects, and the corresponding table of master controller inquiry obtains the car load demand power relevant to the amplitude that efp declines
Master controller, according to the voltage and current of the rectifier received, calculates current rectifier horsepower output P
e; Master controller utilizes formula
calculate P
d;
(1-2-1) P is worked as
d> P
hys, then master controller obtains the current SOC state parameter of electrokinetic cell controller output by CAN, is obtained the accekeration of Real-Time Monitoring by CAN; Master controller inquiry obtains and current SOC state parameter, accekeration and P
drelevant controling parameters group, namely obtains and current SOC state parameter, accekeration and P
dthe relevant time
the target power that electrokinetic cell exports
target power is followed with power
wherein,
Master controller controls the horsepower output of electrokinetic cell by electrokinetic cell controller, makes electrokinetic cell in the time
the power of interior output increases gradually, and the final power exported reaches
the motor speed that master controller controls driving engine by the controller controlling driving engine increases gradually, makes rectifier in the time
the power of interior output increases gradually, and the final power exported reaches
(1-2-2) P is worked as
d<-P
hys, then main controller controls electrokinetic cell controller exports current SOC state parameter, and after master controller obtains current SOC state parameter, accekeration, inquiry obtains and current SOC state parameter, accekeration and P
dthe relevant time in relevant controling parameters group
the target power that electrokinetic cell exports
target power is followed with power
wherein,
The motor speed that master controller controls driving engine by the controller of driving engine reduces gradually, makes rectifier in the time
interior horsepower output is down to gradually
(1-2-3) as-P
hys≤ P
d≤ P
hys, then master controller makes
the controller of driving engine regulates the motor speed of driving engine automatically, and the power that rectifier is exported is
the power that electrokinetic cell is exported is 0;
(1-3), after T delay time, step (1-2) is returned.
As preferably, described step (1-3) is replaced by following step:
Also charge threshold SOC1 is provided with in master controller, controller cyclic query detects electrokinetic cell controller and exports current SOC state parameter, when inquiring about the SOC state parameter < SOC1 obtained, the rotating speed that master controller controls driving engine by the controller of driving engine increases gradually, makes rectifier horsepower output P
e> car load demand power
rectifier horsepower output P
ein exceed car load demand power
power be used for power battery charging;
When master controller detects the SOC state parameter >=A of current electrokinetic cell by electrokinetic cell controller, after delay time T, return step (1-2).
As preferably, SOC1 is 15% to 24%.
As preferably, P
hysbe 1 to 2.4 kilowatt,
be 4 seconds to 6 seconds,
it is 8 seconds to 10 seconds.
As preferably, T is 0.85 to 2 second, and the span of A is 82% to 100%.
Therefore, the present invention has following beneficial effect:
Expensive electrokinetic cell can be used as little as possible, thus reduce the cost of whole energy supplyystem; The high-multiplying power discharge advantage of electrokinetic cell can be made full use of, make up the situation that car load power demand changes rapidly, thus improve the optimum level of system; Based on the output of power follower during car load smooth running, and the process of following of controlling by time variable when power stage changes rapidly, effectively can fall few consumption of fuel, reducing noise level, reduce exhaust emissions; The process that power is followed has controllability in time, has numercal demarcation property with mating of electrokinetic cell, improves dynamic property and the economy of energy supplyystem and whole drive system.
Accompanying drawing explanation
Fig. 1 is a kind of functional block diagram of the present invention;
Fig. 2 is a kind of structural representation of clutch plate of the present invention towards the surface of electrical generator;
Fig. 3 is a kind of structural representation of clutch plate of the present invention back to the surface of electrical generator;
Fig. 4 is a kind of structural representation of driving disc spacing pressing of the present invention;
Fig. 5 is a kind of structural representation of pressure ring of the present invention;
Fig. 6 is a kind of diagram of circuit of embodiments of the invention 1.
In figure: drive motor 1, drive motor controller 2, electrokinetic cell 3, electrokinetic cell controller 4, efp 5, driving engine 6, electrical generator 7, rectifier 8, master controller 9, driving disc spacing pressing 10, clutch plate 11, pressure ring 12, interior annular disk 13, outer ring dish 14, Compress Spring 15, holding tank 16, baffle plate 17, rear disk body 18, strengthen disk body 19, front disk body 20, air-flow guide groove 21, first annular boss 22, second annular boss 23, axle sleeve 24, spline 25, circular hole 26, dowel hole 27, connecting bore 28, bolt hole 29, acceleration pick-up 30, double wedge 31.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention will be further described.
Embodiment 1
Embodiment is as shown in Figure 1 a kind of electronlmobil power follower, and electronlmobil comprises the drive motor 1, drive motor controller 2, electrokinetic cell 3, electrokinetic cell controller 4 and the efp 5 that drive automotive operation; Electrokinetic cell and the electrical connection of electrokinetic cell controller, drive motor controller is electrically connected with drive motor; Electronlmobil power follower comprises the driving engine 6 be located on electronlmobil, electrical generator 7, rectifier 8, master controller 9 and acceleration pick-up 30; Driving engine is connected with electrical generator by bindiny mechanism, electrical generator is electrically connected with rectifier, rectifier and electrokinetic cell are all electrically connected with the drive motor controller for direct current (DC) being converted to alternating current, and master controller is electrically connected respectively by the controller of CAN and acceleration pick-up, efp, driving engine, electrokinetic cell controller, rectifier, drive motor controller;
As shown in Fig. 2, Fig. 3, Fig. 4, Fig. 5, bindiny mechanism comprises driving disc spacing pressing 10, clutch plate 11 and pressure ring 12; Clutch plate comprises interior annular disk 13 and is located at the outer ring dish 14 of interior annular disk periphery, is provided with buffering interface arrangment between outer ring dish and interior annular disk; Driving disc spacing pressing is connected with driving engine, be located at the interior shaft hole of annular disk central authorities to be connected with the rotating shaft of electrical generator, pressure ring is positioned on the outer ring plate edge near electrical generator side, pressure ring by running through pressure ring, driving disc spacing pressing is all connected with driving disc spacing pressing and outer ring dish with 6 attaching partss of outer ring dish.The attaching parts of the present embodiment is bolt, and pressure ring is provided with 6 bolts hole 29.
As shown in Figure 2 and Figure 3, buffering interface arrangment comprises 6 holding tanks 16 be made up of 6 that are located on interior annular disk and outer ring dish opposite flank corresponding grooves, be located at each baffle plate 17 on each edge of each holding tank of interior annular disk and outer ring dish front and rear surfaces, and be located at the Compress Spring 15 in each holding tank; Baffle plate all tilts inside holding tank, and each Compress Spring all extends along the circumferencial direction of interior annular disk, and each holding tank is spacedly distributed along the circumferencial direction of interior annular disk.
As shown in Figure 3, outer ring dish comprises the rear disk body 18, reinforcement disk body 19 and the front disk body 20 that are arranged in order from front to back; Rear disk body, reinforcement disk body are connected by rivet with front disk body; Rear disk body and shroud external surface edge are equipped with the air-flow guide groove 21 circumferentially arranged, strengthen disk body and adopt high strength steel material to make.
As shown in Figure 2, the interior annular disk surface exposed outside pressure ring is provided with in the middle part of the first annular boss 22, first annular boss and is provided with the second annular boss 23; Shaft hole edge is provided with the axle sleeve 24 stretched out outside the second annular boss; Axle sleeve is connected with the spline fitted be located on alternator shaft by spline 25.
As shown in Figure 4, be that truncated cone-shaped is protruding to driving engine side in the middle part of driving disc spacing pressing, driving disc spacing pressing central authorities are provided with circular hole 26; Be provided with the dowel hole 27 for being connected with driving engine and several connecting bores 28 in the middle part of driving disc spacing pressing, driving disc spacing pressing edge is provided with 6 connecting bores 28 for being connected with clutch plate, and driving disc spacing pressing lateral surface is provided with 60 double wedges 31.
As shown in Figure 6, a kind of control method of electronlmobil power follower, comprises the steps:
The car load demand power relevant to the amplitude that efp declines is provided with in advance in master controller
correspondence table, be provided with power and follow threshold value P
hys, be provided with and the SOC state parameter of electrokinetic cell, accekeration and P
dcorresponding controling parameters group, often organizes parameter group and comprises the time
the target power that electrokinetic cell exports
target power is followed with power
the initial SOC state parameter of electrokinetic cell>=A, A be greater than 60% real number; The initial power that electrokinetic cell exports is 0; In the present embodiment, SOC state parameter is 90%.
Wherein, P
dfor car load demand power
with current rectifier horsepower output P
ebetween difference;
Step 100, obtains car load demand power and rectifier horsepower output:
Chaufeur steps on efp, and master controller obtains the amplitude of the pedal decline that efp detects, and the corresponding table of master controller inquiry obtains the car load demand power relevant to the amplitude that efp declines
Master controller, according to the voltage and current of the rectifier received, calculates current rectifier horsepower output P
e; Master controller utilizes formula
calculate P
d;
Step 110, during vehicle launch, uses electrokinetic cell to export the energy:
When vehicle just starts, the horsepower output that master controller controls electrokinetic cell by electrokinetic cell controller is
the motor speed that master controller controls driving engine by the controller controlling driving engine increases gradually, and the horsepower output of electrokinetic cell reduces gradually;
Step 120, normal vehicle operation and car load demand power larger time, improve the horsepower output of power follower gradually, and the power finally making the horsepower output of power follower be greater than electrokinetic cell to export, power follower is originated as major power, and electrokinetic cell is power source in support:
Work as P
d> P
hys, then master controller obtains the current SOC state parameter of electrokinetic cell controller output by CAN, is obtained the accekeration of Real-Time Monitoring by CAN; Master controller inquiry obtains and current SOC state parameter, accekeration and P
drelevant controling parameters group, namely obtains and current SOC state parameter, accekeration and P
dthe relevant time
the target power that electrokinetic cell exports
target power is followed with power
wherein,
Master controller controls the horsepower output of electrokinetic cell by electrokinetic cell controller, makes electrokinetic cell in the time
the power of interior output increases gradually, and the final power exported reaches
the motor speed that master controller controls driving engine by the controller controlling driving engine increases gradually, makes rectifier in the time
the power of interior output increases gradually, and the final power exported reaches
Step 130, normal vehicle operation and car load demand power less time, only with the horsepower output of power follower:
Work as P
d<-P
hys, then main controller controls electrokinetic cell controller exports current SOC state parameter, and after master controller obtains current SOC state parameter, accekeration, inquiry obtains and current SOC state parameter, accekeration and P
dthe relevant time in relevant controling parameters group
the target power that electrokinetic cell exports
target power is followed with power
wherein,
The motor speed that master controller controls driving engine by the controller of driving engine reduces gradually, makes rectifier in the time
interior horsepower output is down to gradually
Step 140, as-P
hys≤ P
d≤ P
hys, then master controller makes
the controller of driving engine regulates the motor speed of driving engine automatically, and the power that rectifier is exported is
the power that electrokinetic cell is exported is 0;
Step 200, after delay time T, returns step 100.
In the present embodiment, P
hysbe 1 kilowatt,
be 5 seconds,
be 10 seconds, T is 0.8 second.A is 82%.
Embodiment 2
Structures all in embodiment 2 and step part all in the same manner as in Example 1, and the step 200 of embodiment 1 is replaced by following step:
Also charge threshold SOC1 is provided with in master controller, controller cyclic query detects electrokinetic cell controller and exports current SOC state parameter, when inquiring about the SOC state parameter < SOC1 obtained, the rotating speed that master controller controls driving engine by the controller of driving engine increases gradually, makes rectifier horsepower output P
e> car load demand power
rectifier horsepower output P
ein exceed car load demand power
power be used for power battery charging;
When master controller detects the SOC state parameter >=A of current electrokinetic cell by electrokinetic cell controller, after delay time T, return step 100.
In the present embodiment, SOC1 is 18%.
Should be understood that the present embodiment is only not used in for illustration of the present invention to limit the scope of the invention.In addition should be understood that those skilled in the art can make various changes or modifications the present invention, and these equivalent form of values fall within the application's appended claims limited range equally after the content of having read the present invention's instruction.
Claims (10)
1. an electronlmobil power follower, described electronlmobil comprises the drive motor (1), drive motor controller (2), electrokinetic cell (3), electrokinetic cell controller (4) and the efp (5) that drive automotive operation; Electrokinetic cell and the electrical connection of electrokinetic cell controller, drive motor controller is electrically connected with drive motor; It is characterized in that, comprise the driving engine (6) be located on electronlmobil, electrical generator (7), rectifier (8), master controller (9) and acceleration pick-up (30); Driving engine is connected with electrical generator by bindiny mechanism, electrical generator is electrically connected with rectifier, rectifier and electrokinetic cell are all electrically connected with the drive motor controller for direct current (DC) being converted to alternating current, and described master controller is electrically connected respectively by the controller of CAN and acceleration pick-up, efp, driving engine, electrokinetic cell controller, rectifier, drive motor controller;
Described bindiny mechanism comprises the identical driving disc spacing pressing of outside dimension (10), clutch plate (11) and pressure ring (12); Described clutch plate comprise to be arranged outward by clutch plate mediad in annular disk (13) and outer ring dish (14), be provided with buffering interface arrangment between outer ring dish and interior annular disk; Described driving disc spacing pressing is connected with driving engine, and the rotating shaft of the shaft hole and electrical generator that are positioned at annular disk central authorities is connected, and pressure ring is positioned on the outer ring dish of electrical generator side, and pressure ring is all connected with driving disc spacing pressing, outer ring dish.
2. electronlmobil power follower according to claim 1, it is characterized in that, described buffering interface arrangment comprises each holding tank (16) be made up of several the corresponding grooves be located on interior annular disk and outer ring dish opposite flank, be located at each baffle plate (17) on each edge of each holding tank of interior annular disk and outer ring dish front and rear surfaces, and be located at the Compress Spring (15) in each holding tank; Described baffle plate all tilts inside holding tank, and each Compress Spring all extends along the circumferencial direction of interior annular disk, and each holding tank is spacedly distributed along the circumferencial direction of interior annular disk.
3. electronlmobil power follower according to claim 1, is characterized in that, described outer ring dish comprise be arranged in order from front to back rear disk body (18), strengthen disk body (19) and front disk body (20); Rear disk body, reinforcement disk body are connected by rivet with front disk body; Rear disk body and shroud external surface edge are equipped with some the air-flow guide grooves (21) circumferentially arranged, strengthen disk body and adopt high strength steel material to make.
4. electronlmobil power follower according to claim 1, is characterized in that, the interior annular disk surface exposed outside pressure ring is provided with the first annular boss (22), is provided with the second annular boss (23) in the middle part of the first annular boss; Shaft hole edge is provided with the axle sleeve (24) stretched out outside the second annular boss; Axle sleeve is connected with the spline fitted be located on alternator shaft by spline (25).
5. the electronlmobil power follower according to claim 1 or 2 or 3 or 4, is characterized in that, be that truncated cone-shaped is protruding to driving engine side in the middle part of driving disc spacing pressing, driving disc spacing pressing central authorities are provided with circular hole (26); The dowel hole (27) for being connected with driving engine and several connecting bores (28) is provided with in the middle part of driving disc spacing pressing, driving disc spacing pressing edge is provided with several connecting bores (28) for being connected with clutch plate, and driving disc spacing pressing lateral surface is provided with several double wedges (31).
6. be applicable to a control method for electronlmobil power follower according to claim 1, it is characterized in that, comprise the steps:
(1-1) the car load demand power relevant to the amplitude that efp declines is provided with in master controller in advance
correspondence table, be provided with power and follow threshold value P
hys, be provided with and the SOC state parameter of electrokinetic cell, accekeration and P
dcorresponding controling parameters group, often organizes parameter group and comprises the time
the target power that electrokinetic cell exports
target power is followed with power
the initial SOC state parameter of electrokinetic cell>=A, A be greater than 60% real number; The initial power that electrokinetic cell exports is 0;
Wherein, P
dfor car load demand power
with current rectifier horsepower output P
ebetween difference;
(1-2) chaufeur steps on efp, and master controller obtains the amplitude of the pedal decline that efp detects, and the corresponding table of master controller inquiry obtains the car load demand power relevant to the amplitude that efp declines
Master controller, according to the voltage and current of the rectifier received, calculates current rectifier horsepower output P
e; Master controller utilizes formula
calculate P
d;
(1-2-1) P is worked as
d> P
hys, then master controller obtains the current SOC state parameter of electrokinetic cell controller output by CAN, is obtained the accekeration of Real-Time Monitoring by CAN; Master controller inquiry obtains and current SOC state parameter, accekeration and P
drelevant controling parameters group, namely obtains and current SOC state parameter, accekeration and P
dthe relevant time
the target power that electrokinetic cell exports
target power is followed with power
wherein,
Master controller controls the horsepower output of electrokinetic cell by electrokinetic cell controller, makes electrokinetic cell in the time
the power of interior output increases gradually, and the final power exported reaches
the motor speed that master controller controls driving engine by the controller controlling driving engine increases gradually, makes rectifier in the time
the power of interior output increases gradually, and the final power exported reaches
(1-2-2) P is worked as
d<-P
hys, then main controller controls electrokinetic cell controller exports current SOC state parameter, and after master controller obtains current SOC state parameter, accekeration, inquiry obtains and current SOC state parameter, accekeration and P
dthe relevant time in relevant controling parameters group
the target power that electrokinetic cell exports
target power is followed with power
wherein,
The motor speed that master controller controls driving engine by the controller of driving engine reduces gradually, makes rectifier in the time
interior horsepower output is down to gradually
(1-2-3) as-P
hys≤ P
d≤ P
hys, then master controller makes
the controller of driving engine regulates the motor speed of driving engine automatically, and the power that rectifier is exported is
the power that electrokinetic cell is exported is 0;
(1-3), after T delay time, step (1-2) is returned.
7. the control method of electronlmobil power follower according to claim 1, is characterized in that, described step (1-3) is replaced by following step:
Also charge threshold SOC1 is provided with in master controller, controller cyclic query detects electrokinetic cell controller and exports current SOC state parameter, when inquiring about the SOC state parameter < SOC1 obtained, the rotating speed that master controller controls driving engine by the controller of driving engine increases gradually, makes rectifier horsepower output P
e> car load demand power
rectifier horsepower output P
ein exceed car load demand power
power be used for power battery charging;
When master controller detects the SOC state parameter >=A of current electrokinetic cell by electrokinetic cell controller, after delay time T, return step (1-2).
8. the control method of electronlmobil power follower according to claim 7, is characterized in that, SOC1 is 15% to 24%.
9. the control method of the electronlmobil power follower according to claim 6 or 7 or 8, is characterized in that, P
hysbe 1 to 2.4 kilowatt,
be 4 seconds to 6 seconds,
it is 8 seconds to 10 seconds.
10. the control method of the electronlmobil power follower according to claim 6 or 7 or 8, is characterized in that, T is 0.85 to 2 second, and the span of A is 82% to 100%.
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