CN205326789U - Hybrid power device based on AMT - Google Patents
Hybrid power device based on AMT Download PDFInfo
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- CN205326789U CN205326789U CN201620058013.9U CN201620058013U CN205326789U CN 205326789 U CN205326789 U CN 205326789U CN 201620058013 U CN201620058013 U CN 201620058013U CN 205326789 U CN205326789 U CN 205326789U
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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
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- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
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Abstract
The utility model discloses a hybrid power device based on AMT, include: driving motor, engine and AMT module, the AMT module is connected with the transmission shaft of driving motor and vehicle, still include: collection module for gather maximum torque driving motor output or engine and driving motor coupling work output in each gear interval, and gather the aperture of throttle, the speed of vehicle and the residual capacity of battery in real time, the AMT module includes: calculation module for calculate current acceleration according to the aperture of the throttle of real -time collection and the mapping table of maximum torque and rotational speed, switch the module for residual capacity according to acceleration threshold value, current velocity, current acceleration and the battery set for shifts. The residual capacity that can combine current acceleration, the current speed of a motor vehicle and battery switches the gear for the vehicle can adapt to complicated operating condition.
Description
Technical field
This utility model relates to mixed power plant, particularly relates to a kind of mixed power plant based on AMT。
Background technology
Along with day by day serious environmental pollution, new-energy automobile is constantly promoted。The no longer simple operation of new forms of energy bus is in a line or tier 2 cities, and three line cities and part small towns also begin to be widely applied new forms of energy bus。The operating condition of bus becomes more complicated variation, and traditional hybrid power system directly driven cannot meet this diversified public transport operating mode。The major part of existing AMT hybrid power system uses rotating speed and throttle to combine the Shifting judged, such as, the open CN105197006A of Chinese patent application discloses the pure electric drive starting control method of a kind of hybrid vehicle, when car load carries out pure electronic starting, control drive motor and carry out speed closed loop control, the rotating speed requiring drive motor is maintained at rotating speed of target, control the clutch slow fixation in change speed gear box, being controlled car load by drive motor by change speed gear box slowly to start to walk, car load enters crawling operating mode and travels；When system is in crawling driving process, driver carry out stepping on the gas acceleration time, controlling drive motor and exit speed closed loop control, drive motor is carried out moment of torsion control, the moment of torsion that drive motor performs is drive motor actual torque under crawling operating mode and the superposing of operator demand's moment of torsion。But present operating condition is complicated, such as needs to meet certain acceleration on ramp, back axle needs the moment of torsion that output is bigger, and the acceleration moment of torsion that gearshift too late may result in vehicle is inadequate, different climbable gradients, and the resistance suffered by vehicle is different。Thus, rotating speed and throttle combine the Shifting judged cannot adapt to the operating condition demand of complexity, also cannot meet the requirement of high rate of economizing gasoline。
It addition, the existing hybrid power system carrying AMT is subject to the restriction of cost generally a matching scheme of two kinds of power supplys, a kind of is simple coupling super capacitor, and a kind of is a small amount of high-multiplying-power battery of coupling。The AMT hybrid power system of matching capacitance, the recovery ability of power supply is poor；Mating a small amount of powerful battery, charge-discharge magnification is limited, and efficiency for charge-discharge is low。
Utility model content
Technical problem to be solved in the utility model is to provide a kind of mixed power plant based on AMT, it is possible to meets high charge-discharge efficiencies and adapts to complicated operating condition。
In order to solve above-mentioned technical problem, the technical solution adopted in the utility model is:
A kind of mixed power plant based on AMT, including: drive motor, electromotor and AMT module, described AMT module is connected with the power transmission shaft of drive motor and vehicle；Also include:
Acquisition module, for gathering drive motor in each gear interval exports or electromotor and that drive motor coupling operational exports or electromotor output peak torque, and the dump energy of the speed of the aperture of Real-time Collection throttle, vehicle and battery；
Described AMT module includes:
Computing module, calculates current acceleration for the aperture of throttle and the mapping table of peak torque and rotating speed according to Real-time Collection；
Handover module, for the dump energy according to the acceleration rate threshold set, present speed, current acceleration and battery, shifts gears。
Further, described handover module includes:
Multilevel iudge module, for comparing current residual electricity and the power threshold of current acceleration and acceleration rate threshold and battery；Described power threshold includes the first power threshold and the second power threshold, and the first power threshold is more than the second power threshold；
Control module, for current acceleration more than the dump energy of acceleration rate threshold and battery more than the first power threshold time, kill engine, drive motor drives vehicle to be accelerated and gear shift；Current acceleration more than the dump energy of acceleration rate threshold and battery less than the first power threshold and more than the second power threshold time, start electromotor, control electromotor according to engine load and drive motor coupling drives vehicle to be accelerated and gear shift；Current acceleration less than the dump energy of acceleration rate threshold or battery less than the second power threshold time, close drive motor, start motor-powered vehicle and be accelerated and gear shift。
Further, described acquisition module includes:
Moment of torsion acquisition module, for gathering drive motor, electromotor or electromotor and the peak torque of drive motor coupling operational output；
Accelerator open degree acquisition module, for gathering the aperture of throttle；
Rotating speed acquisition module, is used for gathering back axle rotating speed；First computing module, for calculating the speed of vehicle according to back axle rotating speed；
Electric quantity acquisition module, for gathering the dump energy of battery。
Further, also including: BSG electromotor and motor controller, BSG generator control engine on or off, motor controller controls drive motor and BSG electromotor starts or cuts out。
Further, also including: car load integrated manipulator, described acquisition module is built in car load integrated manipulator, and described car load integrated manipulator is connected with motor controller。
The beneficial effects of the utility model are in that: acquisition module gathers the peak torque in each gear interval, thus computing module can according to the mapping table of peak torque and rotating speed and real-time accelerator open degree, obtain the current acceleration that vehicle is real-time, handover module is according to the acceleration rate threshold set, current acceleration present speed and battery dump energy, namely whether the pure electric drive of optional use, pure electromotor drive still electromotor to couple driving with drive motor, and continue accelerate or whether switch to another gear。So that vehicle can adapt to the operating condition of complexity, efficient, energy-saving operation。
Accompanying drawing explanation
Fig. 1 is the structure chart of the mixed power plant based on AMT of this utility model embodiment one；
Fig. 2 is the handover module structure chart of the mixed power plant based on AMT of this utility model embodiment one；
Fig. 3 is the acquisition module structure chart of the mixed power plant based on AMT of this utility model embodiment one；
Fig. 4 is the control method flow chart of the mixed power plant based on AMT of this utility model embodiment two；
Fig. 5 is 10.5 meters of hybrid-power bus control method flow charts of the mixed power plant based on AMT of the mixed power plant based on AMT of this utility model embodiment two；
Fig. 6 is the accelerated test result schematic diagram of the prior art of the control method of the mixed power plant based on AMT of this utility model embodiment two；
Fig. 7 be the control method of the mixed power plant based on AMT of this utility model embodiment two table 1 shown in bus accelerated test result schematic diagram。
Label declaration:
1, drive motor；2, electromotor；3, AMT module；31, computing module；32, handover module；321, multilevel iudge module；322, module is controlled；4, acquisition module；41, moment of torsion acquisition module；42, accelerator open degree acquisition module；43, rotating speed acquisition module；44, the first computing module；45, electric quantity acquisition module；5, BSG electromotor；6, motor controller；7, car load integrated manipulator；8, battery。
Detailed description of the invention
By describing technology contents of the present utility model, structural feature in detail, being realized purpose and effect, below in conjunction with embodiment and coordinate accompanying drawing to be explained in detail。
The design of this utility model most critical is in that: computing module calculates current acceleration according to the accelerator open degree of Real-time Collection and the mapping table of peak torque and transmission, and handover module is shifted gears according to the dump energy of current acceleration, default acceleration rate threshold, present speed and battery。
The explanation of technical terms that this utility model relates to:
Refer to Fig. 1 to Fig. 3,
A kind of mixed power plant based on AMT, including: drive motor 1, electromotor 2 and AMT module 3, described AMT module 3 is connected with the power transmission shaft of drive motor 1 and vehicle；Also include:
Acquisition module 4, for gathering that drive motor 1 in each gear interval exports or that electromotor 2 exports peak torque with drive motor 1 coupling operational, and the dump energy of the speed of the aperture of Real-time Collection throttle, vehicle and battery；
Described AMT module 3 includes:
Computing module 31, calculates current acceleration for the aperture of throttle and the mapping table of peak torque and rotating speed according to Real-time Collection；
Handover module 32, for the dump energy according to the acceleration rate threshold set, present speed, current acceleration and battery, shifts gears。
Known from the above, this utility model is based on the having the beneficial effects that of mixed power plant of AMT: acquisition module 4 gathers the peak torque in each gear interval, thus computing module 31 can according to the mapping table of peak torque and rotating speed and real-time accelerator open degree, obtain the current acceleration that vehicle is real-time, handover module 32 is according to the acceleration rate threshold set, current acceleration present speed and battery dump energy, the i.e. pure electric drive of optional use, pure electromotor drives or electromotor couples driving with drive motor 1, and whether continue accelerate or whether switch to another gear。So that vehicle can adapt to the operating condition of complexity, efficient, energy-saving operation。
Further, described handover module 32 includes:
Multilevel iudge module 321, for comparing current residual electricity and the power threshold of current acceleration and acceleration rate threshold and battery；Described power threshold includes the first power threshold and the second power threshold, and the first power threshold is more than the second power threshold；
Control module 322, for current acceleration more than the dump energy of acceleration rate threshold and battery more than the first power threshold time, kill engine 2, drive motor 1 drives vehicle to be accelerated and gear shift；Current acceleration more than the dump energy of acceleration rate threshold and battery less than the first power threshold and more than the second power threshold time, start electromotor 2, control electromotor 2 according to engine load and drive motor 1 coupling drives vehicle to be accelerated and gear shift；Current acceleration less than the dump energy of acceleration rate threshold or battery less than the second power threshold time, close drive motor 1, start electromotor 2 and drive vehicle to be accelerated and gear shift。
Known from the above, multilevel iudge module 321 compares current acceleration and acceleration rate threshold, the current residual electricity of battery and power threshold, shift gears according to the comparative result control vehicle of multilevel iudge module 321 thus controlling module 322, and control electromotor 2 shutdown or startup and drive motor 1 shutdown or startup。
Further, described acquisition module 4 includes:
Moment of torsion acquisition module 41, for gathering drive motor 1, electromotor 2 or electromotor 2 and the peak torque of drive motor 1 coupling operational output；
Accelerator open degree acquisition module 42, for gathering the aperture of throttle；
Rotating speed acquisition module 43, is used for gathering back axle rotating speed；First computing module 44, for calculating the speed of vehicle according to back axle rotating speed；
Electric quantity acquisition module 45, for gathering the dump energy of battery。
Known from the above, moment of torsion by moment of torsion acquisition module 41 collection vehicle, the aperture of accelerator open degree acquisition module 42 Real-time Collection throttle, rotating speed before after rotating speed acquisition module 43 collection is thus computing module 31 calculates the speed of vehicle according to back axle rotating speed, it is not necessary to add other sensors again。
Further, also include: BSG electromotor 5 and motor controller 6, BSG electromotor 5 control electromotor 2 and start or close, and motor controller 6 controls drive motor 1 and BSG electromotor 5 starts or cuts out。
From the above it can be seen that motor controller 6 can be passed through control startup or the closedown of electromotor or drive motor 1, it is achieved be uniformly controlled。
Further, also including: car load integrated manipulator 7, described acquisition module 4 is built in car load integrated manipulator 7, and described car load integrated manipulator 7 is connected with motor controller 6。
From the above it can be seen that car load integrated manipulator 7 controls acquisition module 4 and motor controller 6, it is achieved the control to whole vehicle。
Refer to Fig. 4 to Fig. 7,
A kind of control method of the mixed power plant based on AMT, including:
S1, gather the output of drive motor 1 in each gear interval or electromotor 2 and the output of drive motor 1 coupling operational or the peak torque of electromotor output, set up the mapping table of peak torque and rotating speed；
The dump energy of S2, the aperture of Real-time Collection throttle, the speed of vehicle and battery；
S3, aperture and described mapping table according to the throttle of Real-time Collection calculate current acceleration；
S4, acceleration rate threshold according to setting, present speed, current acceleration and battery dump energy, shift gears。
This utility model is based on the having the beneficial effects that of control method of the mixed power plant of AMT: the external characteristics according to electromotor and motor thereof, calculate in each gear interval, the peak torque that drive motor or electromotor and drive motor coupling operational or electromotor can export, make the mapping tables of data of max. output torque and rotating speed, and the aperture of Real-time Collection throttle, aperture according to throttle, the current acceleration of vehicle and present speed, calculate the driving torque that Current vehicle needs, tables of data further according to above max. output torque Yu rotating speed, constraint as gearshift。Can calculate according to accelerator open degree, peak torque and rotating speed and obtain real-time current acceleration, according to the acceleration rate threshold set, current acceleration present speed and battery dump energy, select best gearshift scheme, make vehicle operation at optimum state, enable adaptation to the operating condition of complexity, efficient, energy-saving operation。
Further, current acceleration more than the dump energy of acceleration rate threshold and battery more than the first power threshold time, kill engine, drive motor drives vehicle be accelerated and shift gears；Current acceleration more than the dump energy of acceleration rate threshold and battery less than the first power threshold and more than the second power threshold time, start electromotor and drive motor, control electromotor according to engine load and drive motor coupling drives vehicle be accelerated and shift gears；Current acceleration less than the dump energy of acceleration rate threshold or battery less than the second power threshold time, close drive motor, start motor-powered vehicle and be accelerated and shift gears；Described first power threshold is more than the second power threshold。
From the above it can be seen that by comparing current acceleration and acceleration rate threshold, the current residual electricity of battery and power threshold, carry out shifting gears and switching drive pattern thus controlling vehicle。
Further, described acceleration rate threshold calculates and can determine according to the average acceleration of vehicle launch in preset time period to setting speed。
From the above it can be seen that determine acceleration rate threshold by the average acceleration of vehicle launch in preset time period to setting speed, thus acceleration rate threshold disclosure satisfy that certain rate request。
Further, the speed of vehicle described in Real-time Collection, particularly as follows: Real-time Collection back axle rotating speed, calculates the speed of vehicle according to rotating speed。
From the above it can be seen that carry out the speed of collection vehicle without adding other sensors again。
Refer to Fig. 1 to Fig. 3, embodiment one of the present utility model is:
A kind of mixed power plant based on AMT, including: drive motor 1, electromotor 2, AMT module 3, BSG electromotor 5, motor controller 6 and car load integrated manipulator 7, the built-in acquisition module 4 of described car load integrated manipulator 7, described car load integrated manipulator 7 is connected with motor controller 6, described motor controller 6 is connected with BSG electromotor 5 and drive motor 1 respectively, described BSG electromotor 5 is connected with electromotor 2, powering for electromotor 2, described AMT module 3 is connected with the power transmission shaft of drive motor 1 and vehicle。Described BSG electromotor 5 is used for controlling electromotor 2 and starts or cut out, and motor controller 6 controls drive motor 1 and BSG electromotor 5 starts or cuts out。Preferably, also including powerful battery 8, described powerful battery 8 is that car load integrated manipulator 7, motor controller 6, BSG electromotor 5, drive motor 1 and AMT module 3 are powered。
Described acquisition module 4 for gather in each gear interval pure electronic time drive motor 1 output or the peak torque of electromotor and the output of drive motor 1 coupling operational or pure electromotor output during hybrid power, and the dump energy of the speed of the aperture of Real-time Collection throttle, vehicle and battery 8；Including:
Moment of torsion acquisition module 41, for gather pure electronic time drive motor 1, pure electromotor time the electromotor 2 or peak torque of electromotor 2 and the output of drive motor 1 coupling operational during hybrid power；
Accelerator open degree acquisition module 42, for gathering the aperture of throttle；
Rotating speed acquisition module 43, is used for gathering back axle rotating speed；First computing module 44, for calculating the speed of vehicle according to back axle rotating speed；
Electric quantity acquisition module 45, for gathering the dump energy of battery 8。
Described AMT module 3 includes:
Computing module 31, calculates current acceleration for the aperture of throttle and the mapping table of peak torque and rotating speed according to Real-time Collection；
Handover module 32, for the dump energy according to the acceleration rate threshold set, present speed, current acceleration and battery, shifts gears。Preferably, the maximum that described acceleration rate threshold can be arranged is 0.914/s。Concrete, described handover module 32 includes:
Multilevel iudge module 321, for comparing current residual electricity and the power threshold of current acceleration and acceleration rate threshold and battery；Described power threshold includes the first power threshold and the second power threshold, and the first power threshold is more than the second power threshold；Preferably, what described first power threshold can be arranged ranges for the 55%～80% of the total electricity of battery, and what described second power threshold can be arranged ranges for the 30%～50% of the total electricity of battery。
Control module 322, for current acceleration more than the dump energy of acceleration rate threshold and battery more than the first power threshold time, kill engine 2, drive motor 1 drives vehicle to be accelerated and gear shift；Current acceleration more than the dump energy of acceleration rate threshold and battery less than the first power threshold and more than the second power threshold time, start electromotor 2 and drive motor 1, control electromotor 2 according to engine load and drive motor 1 coupling drives vehicle to be accelerated and gear shift；Current acceleration less than the dump energy of acceleration rate threshold or battery less than the second power threshold time, close drive motor 1, start electromotor 2 and drive vehicle to be accelerated and gear shift。When battery electric quantity is low, it is possible to when engine load is low, while motor-powered vehicle, power more than needed is utilized to drive drive motor 1 that battery is charged。So not only can meet battery work in life-span and efficiency high interval, moreover it is possible to the rate of economizing gasoline of effective raising vehicle。
Refer to Fig. 4 to Fig. 7, real-time example two of the present utility model is, the control method of the use of a kind of mixed power plant coordinated in embodiment one based on AMT, including:
Average acceleration according to vehicle launch in preset time period to setting speed determines acceleration rate threshold；Described preset time period is determined by the performance of vehicle, for instance, for 10.5 meters of hybrid-power bus, it is desirable to this car 0-50km/h acceleration time is 25s, then preset time period is 25s；
Acquisition module 4 gathers drive motor 1 in each gear interval exports or electromotor and that drive motor 1 coupling operational exports or electromotor output peak torque, sets up the mapping table of peak torque and rotating speed；The dump energy of the aperture of Real-time Collection throttle, the speed of vehicle and battery, calculates the driving torque that Current vehicle needs, further according to the tables of data of above max. output torque Yu rotating speed, as the constraint shifted gears；Preferably, the speed of Real-time Collection vehicle, particularly as follows: Real-time Collection back axle rotating speed, calculates the speed of vehicle according to rotating speed。
Computing module 31 calculates current acceleration according to aperture and the described mapping table of the throttle of Real-time Collection；
The handover module 32 dump energy according to the acceleration rate threshold set, present speed, current acceleration and battery, shifts gears；Concrete,
If current acceleration is more than the dump energy of acceleration rate threshold and battery more than the first power threshold, then tail-off, drive motor starts, and enters pure electric drive mode and drives vehicle to be accelerated, when speed reaches preset vehicle speed, switches to a gear；If current acceleration less than the dump energy of acceleration rate threshold or battery below the second power threshold, then engine start, drive motor is closed, enter pure engine drive mode, wherein the first power threshold is more than the second power threshold, when speed reaches preset vehicle speed, switches to a gear；If current acceleration more than the dump energy of acceleration rate threshold and battery between the second power threshold and the first power threshold, engine start, drive motor starts, and controls electromotor and drive motor coupling according to engine load, when speed reaches preset vehicle speed, switch to a gear。Such as, when speed reaches 20km/h, switch to two gears, switch to three gears when speed reaches 31km/h；If it is not, illustrate that road conditions are not good, do not shift gears。Further, foregoing describes only situation about up shifting gears, down shift gears also similar, when speed is reduced to below preset vehicle speed, then switch to next gear。Preferably, pure electric drive is selected to start during vehicle launch。Preferably, if drive motor or electromotor have been started up in previous step, then next step starts drive motor or starts the starting state that electromotor is starting state or the maintenance electromotor keeping drive motor。Such as, current acceleration more than acceleration rate threshold and dump energy between the first power threshold and the second power threshold time, start electromotor and drive motor, when drive motor and electromotor coupling drive vehicle to accelerate to reach 20km/h, switch to two grades, after switching, current acceleration is when more than acceleration rate threshold, dump energy is less than the second power threshold, starts tail-off drive motor, and namely the electromotor that starts here keeps the starting state of electromotor。
For the 10.5 meters of hybrid-power bus applying the mixed power plant based on AMT, the basic parameter of car load is as shown in table 1；
Table 1
It is assumed that require that the 0-50km/h acceleration time is 25s, the ratio of car load demand acceleration rate threshold a=0.55* gas pedal。Then control method is as follows:
It is illustrated in figure 5 the basic process schematic diagram of the switching of this utility model mixed power plant pattern and gearshift, when dump energy soc is more than the first power threshold 60%, switching to pure electric drive mode, tail-off, drive motor 1 one grades is started to walk to speed more than 13km/h；Judge whether current acceleration a1 more than acceleration rate threshold a and dump energy soc more than the first power threshold 60%；If so, accelerate to 20km/h, and shift to two grades；If it is not, judge whether dump energy soc more than the second power threshold 45% and a2 more than acceleration rate threshold a, if, then switch to hybrid power drive pattern, start electromotor, control electromotor according to engine load and drive motor 1 couples, accelerate to 20km/h, and shift to two grades, if it is not, then switch to pure engine drive mode, start electromotor, drive motor is closed, and accelerates to 20km/h, and shifts to two grades。Continue to determine whether current acceleration a2 more than acceleration rate threshold a and dump energy more than the first power threshold 60%, if, then kill engine, start drive motor (when above electromotor is closed mode, keep the engine off state, when above drive motor has been starting state, keep the starting state of drive motor), accelerate to 31km/h, and shift to third gear；If it is not, judge whether dump energy soc more than the second power threshold 45% and a2 more than acceleration rate threshold a, if, then switch to hybrid power drive pattern, start electromotor, control electromotor according to engine load and drive motor 1 couples, accelerate to 20km/h, and shift to third gear, if it is not, then switch to pure engine drive mode, start electromotor, drive motor is closed, and accelerates to 20km/h, and shifts to third gear；Judge whether current acceleration a3 more than acceleration rate threshold a and dump energy more than the first power threshold 60%；If so, kill engine, start drive motor (when above electromotor is closed mode, keep the engine off state, when above drive motor has been starting state, keep the starting state of drive motor), accelerate to 40km/h, and start electromotor, switch to four gears；If it is not, judge whether dump energy soc more than the second power threshold 45% and a2 more than acceleration rate threshold a, if, then switch to hybrid power drive pattern, start electromotor, control electromotor according to engine load and drive motor 1 couples, accelerate to 20km/h, and shift to fourth gear, if it is not, then switch to pure engine drive mode, start electromotor, drive motor is closed, and accelerates to 20km/h, and shifts to fourth gear。
Fig. 5 show a complete accelerator, but actually vehicle is not always all at Accelerating running, affected by road conditions, the acceleration of vehicle and speed are all being continually changing, therefore, vehicle current acceleration and dump energy are judged by device with Fixed Time Interval, in order to switch to corresponding mode of operation in time, adapt to different road conditions。It is to say, when real road travels, vehicle can toggle in Three models according to acceleration and dump energy, as long as acceleration and dump energy meet corresponding modes, device is just operated in corresponding pattern, can not only better adapt to road conditions, also can better safeguard vehicle performance。Vehicle shift is also in like manner, only changes to top grade from low grade shown in Fig. 5, in actual motion, when speed will to below pre-set velocity, being then switched to low one grade。Described interval is 500ms～5s, it is preferred that interval is set to 1s。
As shown in Figure 6 and Figure 7 for the accelerated test comparative result schematic diagram of bus shown in this utility model table 1 Yu prior art, through the result that test obtains as shown in Figure 6 and Figure 7: throttle is floored accelerations, accelerates to 62km/h, acceleration time shortening 1.5s。
In sum, the mixed power plant based on AMT that this utility model provides, adopt high-multiplying-power battery charging such that it is able to lengthen the pure electric operation time of vehicle。Acquisition module is built in car load integrated manipulator, thus car load integrated manipulator controls this acquisition module and gathers that drive motor in each gear interval exports or electromotor and the output of drive motor coupling operational peak torque, set up the mapping table of peak torque and rotating speed；Computing module in AMT module calculates current acceleration according to the mapping table of the accelerator open degree of Real-time Collection, peak torque and rotating speed；Handover module in AMT module controls vehicle according to the dump energy of current acceleration, acceleration rate threshold, present speed and battery and shifts gears, integrated motor controls drive motor or BSG electromotor shutdown or startup, pass through BSG generator control tail-off further or open, choosing whether to use electromotor and drive motor coupling to drive。Enable adaptation to the operating condition of complexity, efficient, energy-saving operation。
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every equivalents utilizing this utility model description and accompanying drawing content to make; or directly or indirectly it is used in relevant technical field, all in like manner include in scope of patent protection of the present utility model。
Claims (5)
1. based on a mixed power plant of AMT, including: drive motor, electromotor and AMT module, described AMT module is connected with the power transmission shaft of drive motor and vehicle；It is characterized in that, also include:
Acquisition module, for gathering drive motor in each gear interval exports or electromotor and that drive motor coupling operational exports or electromotor output peak torque, and the dump energy of the speed of the aperture of Real-time Collection throttle, vehicle and battery；
Described AMT module includes:
Computing module, calculates current acceleration for the aperture of throttle and the mapping table of peak torque and rotating speed according to Real-time Collection；
Handover module, for the dump energy according to the acceleration rate threshold set, present speed, current acceleration and battery, shifts gears。
2. the mixed power plant based on AMT according to claim 1, it is characterised in that
Described handover module includes:
Multilevel iudge module, for comparing current residual electricity and the power threshold of current acceleration and acceleration rate threshold and battery；Described power threshold includes the first power threshold and the second power threshold, and the first power threshold is more than the second power threshold；
Control module, for current acceleration more than the dump energy of acceleration rate threshold and battery more than the first power threshold time, kill engine, drive motor drives vehicle to be accelerated and gear shift；Current acceleration more than the dump energy of acceleration rate threshold and battery less than the first power threshold and more than the second power threshold time, start electromotor, control electromotor according to engine load and drive motor coupling drives vehicle to be accelerated and gear shift；Current acceleration less than the dump energy of acceleration rate threshold or battery less than the second power threshold time, close drive motor, start motor-powered vehicle and be accelerated and gear shift。
3. the mixed power plant based on AMT according to claim 1, it is characterised in that described acquisition module includes:
Moment of torsion acquisition module, for gathering drive motor, electromotor or electromotor and the peak torque of drive motor coupling operational output；
Accelerator open degree acquisition module, for gathering the aperture of throttle；
Rotating speed acquisition module, is used for gathering back axle rotating speed；First computing module, for calculating the speed of vehicle according to back axle rotating speed；
Electric quantity acquisition module, for gathering the dump energy of battery。
4. the mixed power plant based on AMT according to claim 1, it is characterized in that, also including: BSG electromotor and motor controller, BSG generator control engine on or off, motor controller controls drive motor and BSG electromotor starts or cuts out。
5. the mixed power plant based on AMT according to claim 4, it is characterised in that also include: car load integrated manipulator, described acquisition module is built in car load integrated manipulator, and described car load integrated manipulator is connected with motor controller。
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105691182A (en) * | 2016-01-21 | 2016-06-22 | 厦门市福工动力技术有限公司 | Hybrid power system based on AMT and control method of hybrid power system |
| CN106945503A (en) * | 2017-04-27 | 2017-07-14 | 南京锐意泰克汽车科技有限公司 | A kind of tandem plug-in mixed power automobile driving system and its driving method |
| CN110626335A (en) * | 2018-06-25 | 2019-12-31 | 广州汽车集团股份有限公司 | Hybrid power vehicle driving mode control method and system |
| CN110654371A (en) * | 2018-06-29 | 2020-01-07 | 比亚迪股份有限公司 | Control method and device of vehicle power system and vehicle |
| WO2023125128A1 (en) * | 2021-12-29 | 2023-07-06 | 长城汽车股份有限公司 | Method for controlling gear shift in hybrid vehicle, apparatus, vehicle, and storage medium |
| CN117685361A (en) * | 2024-02-04 | 2024-03-12 | 潍柴动力股份有限公司 | Gear shifting control method and device of AMT gear box system, vehicle and storage medium |
-
2016
- 2016-01-21 CN CN201620058013.9U patent/CN205326789U/en not_active Withdrawn - After Issue
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105691182A (en) * | 2016-01-21 | 2016-06-22 | 厦门市福工动力技术有限公司 | Hybrid power system based on AMT and control method of hybrid power system |
| CN105691182B (en) * | 2016-01-21 | 2017-12-29 | 厦门市福工动力技术有限公司 | Hybrid power system and its control method based on AMT |
| CN106945503A (en) * | 2017-04-27 | 2017-07-14 | 南京锐意泰克汽车科技有限公司 | A kind of tandem plug-in mixed power automobile driving system and its driving method |
| CN110626335A (en) * | 2018-06-25 | 2019-12-31 | 广州汽车集团股份有限公司 | Hybrid power vehicle driving mode control method and system |
| CN110654371A (en) * | 2018-06-29 | 2020-01-07 | 比亚迪股份有限公司 | Control method and device of vehicle power system and vehicle |
| WO2023125128A1 (en) * | 2021-12-29 | 2023-07-06 | 长城汽车股份有限公司 | Method for controlling gear shift in hybrid vehicle, apparatus, vehicle, and storage medium |
| CN117685361A (en) * | 2024-02-04 | 2024-03-12 | 潍柴动力股份有限公司 | Gear shifting control method and device of AMT gear box system, vehicle and storage medium |
| CN117685361B (en) * | 2024-02-04 | 2024-06-18 | 潍柴动力股份有限公司 | Gear shifting control method and device of AMT gear box system, vehicle and storage medium |
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