CN103453082A - Hybrid double-clutch gearbox with dual gear - Google Patents
Hybrid double-clutch gearbox with dual gear Download PDFInfo
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- CN103453082A CN103453082A CN2013103614161A CN201310361416A CN103453082A CN 103453082 A CN103453082 A CN 103453082A CN 2013103614161 A CN2013103614161 A CN 2013103614161A CN 201310361416 A CN201310361416 A CN 201310361416A CN 103453082 A CN103453082 A CN 103453082A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/006—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion power being selectively transmitted by either one of the parallel flow paths
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Abstract
The invention discloses a hybrid double-clutch gearbox with a dual gear, and in particular the double-clutch gearbox is provided with seven advancing gears, a reverse gear, four synchronizers, a short idler shaft and a hybrid unit, wherein the four synchronizers are respectively and selectively connected with two gears, and the gearbox is further provided with a dual gear meshing structure. The hybrid double-clutch gearbox with the dual gear, which is disclosed by the invention, has the beneficial effects that a design of a seven advancing gear gearbox structure is utilized, so that the economy and the dynamic property are better; the arrangement of the seven advancing gears and the reverse gear is more reasonable; each synchronizer is valid to the two gears simultaneously so that the synchronizers are fully utilized; the third gear and the fifth gear utilize the dual gear, so that the axial distance of the whole gearbox is shortened, the space is saved, and the design difficulty of a shell of the gear box is reduced; due to the structure of the short idler shaft, the space of the gear box is saved, the rigidity is good, and no disturbance deformation exists; the hybrid unit can recycle electric energy and is energy-saving and environment-friendly; an additional torque can be provided; the power distribution is reasonable, and the efficiency is high.
Description
Technical field
The present invention relates to a kind of double clutch gearbox, relate in particular to the mixed moving double clutch gearbox that a kind of seven forward gearss have duplicate gear.
Background technique
The concept of dual-clutch transmission (DCT) has had the history of 60 or seven ten years up till now.As far back as nineteen thirty-nine Germany Kegresse.A first applied for the patent of dual-clutch transmission, proposed manual transmission is divided into to two-part design concept, a part is transmitted the odd number shelves, another part transmits the even number shelves, and its transmission of power is by two input shafts of two clutch couplings, the driven gear of adjacent each grade is staggered to be meshed with two input shaft gears, coordinate the control of two clutches, can realize in the situation that do not cut off the power transmission ratio, thereby shorten shift time, effectively improve property of automatic shft.
The automobile market of China will develop in the coming years change of important meaning: rules and market pressure require to improve fuel consumption and emission; Keen competition brings larger cost pressure to car load factory; The increase of city automobile recoverable amount and some crowded zones also require to improve the travelling comfort of driving.Double clutch gearbox has produced exactly under this background.It is short that double clutch gearbox has shift time, engages and carry out the advantages such as suitable, so double clutch gearbox (especially on B level car and SUV) on a lot of cars has application more and more widely.
In prior art, as mentioned a kind of known double clutch gearbox in CN1621715, this double clutch gearbox is six advance gear designs, and adopts short idler shaft and three groups of dual gears, its short-and-medium idler shaft position arranges unreasonable, without the mixed moving device of enough space mounting; Six advance the design of gear compared to seven gears that advance, and Economy and power character are lower, and the engine efficiency loss is high; Three groups of dual gears have increased the difficulty of number of teeth proportioning, are difficult to realize the requirement of car load speed ratio.
Summary of the invention
The object of the invention is to solve above-mentioned technical problem, propose to have the mixed moving double clutch gearbox of duplicate gear.
Purpose of the present invention, to be achieved by the following technical programs: the mixed moving double clutch gearbox with duplicate gear, comprise: be arranged on first clutch, the second clutch in clutch housing and the first output shaft and the second output shaft that stretches out in the housing of described gearbox, and be arranged at the mixed moving cell in gearbox;
Described first clutch is connected with the first input shaft, and described second clutch is connected with the second input shaft and the second input shaft is socketed on the first input shaft, and described output shaft parallels with input shaft and is positioned at the input shaft both sides,
Especially,
The described mixed moving double clutch gearbox with duplicate gear is provided with seven advance gear and reverse gear positions,
Described the first input shaft is installed with one grade of driving gear, three or five grades of driving gears and seven grades of driving gears, and described one grade of driving gear is arranged between seven grades of driving gears and three or five grades of driving gears;
Described the second input shaft is installed with second gear driving gear, fourth gear driving gear and six grades of driving gears, described fourth gear driving gear is arranged between six grades of driving gears and second gear driving gear, described six grades of driving gears are adjacent with three or five grades of driving gears, described second gear driving gear is adjacent with clutch
Described the first output shaft is set with first speed driven gear, second gear driven gear, third gear driven gear, fourth gear driven gear,
Described the second output shaft is set with five grades of driven gears, six grades of driven gears, seven grades of driven gears and reverse gear driven gear,
Described first speed driven gear and one grade of driving gear engagement, described second gear driven gear and the engagement of second gear driving gear,
Described third gear driven gear and five grades of driven gears and three or five grades of driving gears are the duplicate gear meshing engagement structure,
Described fourth gear driven gear and the engagement of fourth gear driving gear, described six grades of driven gears and the engagement of six driving gears,
Described seven grades of driven gears and seven grades of driving gear engagements,
Relatively be fixed with a third gear synchronizer and two fourth gear synchronizers on described the first output shaft, a described third gear synchronizer can select to connect first speed driven gear or third gear driven gear, and described two fourth gear synchronizers can select to connect second gear driven gear or fourth gear driven gear;
Relatively be fixed with five or seven grades of synchronizers and six reversing-gear synchronizers on described the second output shaft, described five or seven grades of synchronizers can select to connect five grades of driven gears or seven grades of driven gears, described six reversing-gear synchronizers can select to connect six grades of driven gears and reverse gear driven gear
The described mixed moving double clutch gearbox with duplicate gear also is provided with short idler shaft, described short idler shaft is provided with the first reverse gear and the second reverse gear, described the first reverse gear and the engagement of second gear driving gear, described the second reverse gear and the engagement of reverse gear driven gear.
Described short idler shaft connects mixed moving cell.
Preferably, described the first output shaft also is provided with the first main driving gear that subtracts, and described the first master subtracts driving gear and is connected in a differential mechanism.
Preferably, described the second output shaft also is provided with the second main driving gear that subtracts, and described the second master subtracts driving gear and connects described differential mechanism.
Preferably, axially distance is suitable to the reverse gear driven gear for described short idler shaft length and second gear driving gear, and described the first reverse gear tooth and the second reverse gear tooth are arranged at short idler shaft two ends.
Preferably, described mixed moving cell is motor.
Beneficial effect of the present invention is mainly reflected in:
1, the design of the mixed moving seven forward gears gearbox designs of the present invention, make motor have better Economy and power character, and the engine efficiency loss is little;
2, seven forward gearss and reverse gear arrange more reasonable, convenient for assembly;
3, each synchronizer is simultaneously effective to two gears, and synchronizer is fully utilized;
4, three or five grades of employing duplicate gears of the present invention, shortened the axial distance of gearbox integral body, saved space, reduced the design difficulty to gear-box case;
5, short idler shaft structure, saved the space of gearbox, good rigidity, the distortion of unperturbed degree.
6, mixed moving cell can reclaim electric energy, energy-conserving and environment-protective; Additional torque can also be provided; Mixed moving cell connection two, four, six, reverse gear, power division is reasonable and efficiency is high.
The accompanying drawing explanation
Fig. 1 is the structural representation that the present invention has the mixed moving double clutch gearbox of duplicate gear.
Embodiment
The invention provides a kind of mixed moving double clutch gearbox with duplicate gear, as shown in Figure 1, mixed moving double clutch gearbox with duplicate gear, comprise: be arranged on first clutch 1, the second clutch 2 in clutch housing and the first output shaft 30 and the second output shaft 40 that stretches out in the housing of gearbox, and be arranged at the mixed moving cell 70 in gearbox.
Mixed moving double clutch gearbox with duplicate gear is provided with seven advance gear and reverse gear positions.The design of seven grades of gearbox designs, make motor have better Economy and power character, and the engine efficiency loss is little.
The first input shaft 10 is installed with 101,35 grades of driving gears 102 of one grade of driving gear and 103, one grades of driving gears 101 of seven grades of driving gears and is arranged between seven grades of driving gears 103 and three or five grades of driving gears 102.
The second input shaft 20 is installed with second gear driving gear 201, fourth gear driving gear 202 and six grades of driving gears 203, fourth gear driving gear 202 is arranged between six grades of driving gears 203 and second gear driving gear 201, six grades of driving gears 203 are adjacent with three or five grades of driving gears 102, and second gear driving gear 201 is adjacent with clutch.
The first output shaft 30 is set with first speed driven gear 301, second gear driven gear 302, third gear driven gear 303, fourth gear driven gear 304.
The second output shaft 40 is set with five grades of driven gears 405, six grades of driven gears 406, seven grades of driven gears 407 and reverse gear driven gears 408.
First speed driven gear 301 and one grade of driving gear 101 engagement, second gear driven gear 302 and 201 engagements of second gear driving gear.
Third gear driven gear 303 and five grades of driven gears 405 and three or five grades of driving gears 102 are the duplicate gear meshing engagement structure.
Fourth gear driven gear 304 and 202 engagements of fourth gear driving gear, six grades of driven gears 406 mesh with six driving gears 203.
Seven grades of driven gears 407 and seven grades of driving gear 103 engagements.
Relatively be fixed with a third gear synchronizer 501 and two fourth gear synchronizers 502 on the first output shaft 30, one third gear synchronizer 501 can select to connect first speed driven gear 301 or third gear driven gear 303, two fourth gear synchronizers 502 can select to connect second gear driven gear 302 or fourth gear driven gear 304.
Relatively be fixed with five or seven grades of synchronizers 503 and six reversing-gear synchronizers 504 on the second output shaft 40, five or seven grades of synchronizers 503 can select to connect five grades of driven gears 405 or seven grades of driven gear 407, six reversing-gear synchronizers 504 can select to connect six grades of driven gears 406 and reverse gear driven gear 408.
Mixed moving double clutch gearbox with duplicate gear also is provided with short idler shaft 60, short idler shaft 60 is provided with the first reverse gear 601 and the second reverse gear 602, the first reverse gear 601 and 201 engagements of second gear driving gear, the second reverse gear 602 and 408 engagements of reverse gear driven gear.
In addition, the first output shaft 30 also is provided with the first main driving gear that subtracts, the first master subtracts driving gear and connects a differential mechanism, the second output shaft 40 also is provided with the second main driving gear that subtracts, the second master subtracts driving gear and connects above-mentioned differential mechanism, differential mechanism is mainly used in first and second output shaft rotating speed is controlled, and first and second master subtracts driving gear and differential mechanism belongs to prior art, so omit this part in accompanying drawing.
Mixed moving cell 70 is motor, and electronic function provides extra moment of torsion output, and has the effect of storing electrical energy, energy-conserving and environment-protective.
Above-mentioned short idler shaft 60 is described in detail, short idler shaft 60 length and second gear driving gear 201 are suitable to reverse gear driven gear 408 axial distances, the short idler shaft 60 of this length has been saved the space of gearbox, and there is good rigidity, the characteristics of unperturbed degree distortion, the first reverse gear tooth 601 and the second reverse gear tooth 602 are arranged at short idler shaft 60 two ends.
Below will have moving each gear switch of double clutch gearbox of mixing of duplicate gear to the present invention is elaborated:
At first the present invention relates to mixed moving double clutch switching problem, the double clutch switching belongs to prior art, admittedly do not repeat them here, by switching between double clutch, motor drives switching to the first input shaft 10 and the second input shaft 20.
When neutral gear: first clutch and second clutch are all in off state, and engine power is not exported.
In the time of one grade: a third gear synchronizer 501 engages with first speed driven gear 301, engine-driving the first input shaft 10 rotates, the first input shaft 10 drives one grade of driving gear 101 and rotates, one grade of driving gear 101 drives first speed driven gear 301 to rotate, first speed driven gear 301 drives a third gear synchronizer 501 and rotates, and a third gear synchronizer 501 drives the first output shaft 30 and rotates output.
When second gear: two fourth gear synchronizers 502 engage with second gear driven gear 302, motor drives the second input shaft 20 to rotate by driving the first input shaft 10 to switch to, the second input shaft 20 drives second gear driving gear 201 and rotates, second gear driving gear 201 drives second gear driven gear 302 to rotate, second gear driven gear 302 drives two fourth gear synchronizers 502 and rotates, and two fourth gear synchronizers 502 drive the first output shaft 30 and rotate output.
When third gear: a third gear synchronizer 501 engages with third gear driven gear 303, motor drives the first input shaft 10 to rotate by driving the second input shaft 20 to switch to, the first input shaft 10 drives three or five grades of driving gears 102 and rotates, three or five grades of driving gears 102 drive third gear driven gear 303 to rotate, third gear driven gear 303 drives a third gear synchronizer 501 and rotates, and a third gear synchronizer 501 drives the first output shaft 30 and rotates output.
When fourth gear: two fourth gear synchronizers 502 engage with fourth gear driven gear 304, motor drives the second input shaft 20 to rotate by driving the first input shaft 10 to switch to, the second input shaft 20 drives fourth gear driving gear 202 and rotates, fourth gear driving gear 202 drives fourth gear driven gear 304 to rotate, fourth gear driven gear 304 drives two fourth gear synchronizers 502 and rotates, and two fourth gear synchronizers 502 drive the first output shaft 30 and rotate output.
In the time of five grades: five or seven grades of synchronizers 503 engage with five grades of driven gears 405, motor drives the first input shaft 10 to rotate by driving the second input shaft 20 to switch to, the first input shaft 10 drives three or five grades of driving gears 102 and rotates, three or five grades of driving gears 102 drive five grades of driven gears 405 to rotate, five grades of driven gears 405 drive five or seven grades of synchronizers 503 and rotate, and five or seven grades of synchronizers 503 drive the second output shaft 40 and rotate output.
In the time of six grades: six reversing-gear synchronizers 504 engage with six grades of driven gears 406, motor drives the second input shaft 20 to rotate by driving the first input shaft 10 to switch to, the second input shaft 20 drives six grades of driving gears 203 and rotates, six grades of driving gears 203 drive six grades of driven gears 406 to rotate, six grades of driven gears 406 drive six reversing-gear synchronizers 504 and rotate, and six reversing-gear synchronizers 504 drive the second output shaft 40 and rotate output.
In the time of seven grades: five or seven grades of synchronizers 503 engage with seven grades of driven gears 407, motor drives the first input shaft 10 to rotate by driving the second input shaft 20 to switch to, the first input shaft 10 drives seven grades of driving gears 103 and rotates, seven grades of driving gears 103 drive seven grades of driven gears 407 to rotate, seven grades of driven gears 407 drive five or seven grades of synchronizers 503 and rotate, and five or seven grades of synchronizers 503 drive the second output shaft 40 and rotate output.
When reverse gear: six reversing-gear synchronizers 504 engage with reverse gear driven gear 408, motor drives the second input shaft 20 to rotate by driving the first input shaft 10 to switch to, the second input shaft 20 drives second gear driving gear 201 and rotates, second gear driving gear 201 drives short idler shaft 60 to rotate by the first reverse gear 601, the second reverse gear 602 of short idler shaft 60 drives reverse gear driven gear 408 and rotates, reverse gear driven gear 408 rotates and drives six reversing-gear synchronizers 504 rotations, and six reversing-gear synchronizers 504 drive the second output shafts 40 and rotate output.
Below will have mixed moving cell intervention in the moving double clutch gearbox of mixing of duplicate gear to the present invention is elaborated:
Mixed moving cell is connected with short idler shaft, and the mixed moving cell in embodiment is motor, mainly by short idler shaft rotation, carries out the energy recovery, and the energy of motor reclaims principle and belongs to prior art, admittedly do not repeat them here.
When energy reclaims: when second gear, fourth gear, six grades and reverse gear, the second input shaft 20 rotates, the second input shaft 20 drives second gear driving gear 201 and rotates, second gear driving gear 201 drives short idler shaft 60 to rotate by the first reverse gear 601, and mixed moving cell 70 is the electric energy savings by the kinetic transformation of short idler shaft.
Moment of torsion when output: all can carry out moment of torsion output when second gear, fourth gear, six grades and reverse gear,
During second gear, two fourth gear synchronizers 502 engage with second gear driven gear 302, mixed moving cell 70 drives short idler shaft 60 to rotate, short idler shaft 60 rotates and drives the first reverse gear 601 rotations, the first reverse gear 601 rotates by lazy-tongs of the prior art and motor output and acts on the second input shaft 20 simultaneously, the second input shaft 20 rotates and drives 201 rotations of second gear driving gear, second gear driving gear 201 drives second gear driven gear 302 to rotate, second gear driven gear 302 drives two fourth gear synchronizers 502 and rotates, two fourth gear synchronizers 502 drive the first output shaft 30 and rotate output.
During fourth gear, two fourth gear synchronizers 502 engage with fourth gear driven gear 304, mixed moving cell 70 drives short idler shaft 60 to rotate, short idler shaft 60 rotates and drives the first reverse gear 601 rotations, the first reverse gear 601 rotates by lazy-tongs of the prior art and motor output and acts on the second input shaft 20 simultaneously, the second input shaft 20 drives fourth gear driving gear 202 and rotates, fourth gear driving gear 202 drives fourth gear driven gear 304 to rotate, fourth gear driven gear 304 drives two fourth gear synchronizers 502 and rotates, two fourth gear synchronizers 502 drive the first output shaft 30 and rotate output.
In the time of six grades, six reversing-gear synchronizers 504 engage with six grades of driven gears 406, mixed moving cell 70 drives short idler shaft 60 to rotate, short idler shaft 60 rotates and drives the first reverse gear 601 rotations, the first reverse gear 601 rotates by lazy-tongs of the prior art and motor output and acts on the second input shaft 20 simultaneously, the second input shaft 20 drives six grades of driving gears 203 and rotates, six grades of driving gears 203 drive six grades of driven gears 406 to rotate, six grades of driven gears 406 drive six reversing-gear synchronizers 504 and rotate, six reversing-gear synchronizers 504 drive the second output shaft 40 and rotate output.
During reverse gear, six reversing-gear synchronizers 504 engage with reverse gear driven gear 408, motor is by driving the second input shaft 20 to rotate, the second input shaft 20 drives second gear driving gear 201 and rotates, second gear driving gear 201 drives short idler shaft 60 to rotate by the first reverse gear 601, mixed moving cell 70 drives short idler shaft 60 to rotate by lazy-tongs of the prior art simultaneously, the second reverse gear 602 of short idler shaft 60 drives reverse gear driven gear 408 and rotates, reverse gear driven gear 408 rotates and drives six reversing-gear synchronizers 504 rotations, six reversing-gear synchronizers 504 drive the second output shaft 40 and rotate output.
Mixed moving cell, in the hands off situation of motor, also can carry out moment of torsion output.
The present invention still has numerous embodiments, and all employing equivalents or equivalent transformation and all technological schemes of forming, within all dropping on protection scope of the present invention.
Claims (5)
1. the mixed moving double clutch gearbox that there is duplicate gear, comprise: be arranged on first clutch, the second clutch in clutch housing and the first output shaft and the second output shaft that stretches out in the housing of described gearbox, and be arranged at the mixed moving cell in gearbox;
Described first clutch is connected with the first input shaft, and described second clutch is connected with the second input shaft and the second input shaft is socketed on the first input shaft, and described output shaft parallels with input shaft and is positioned at the input shaft both sides,
It is characterized in that:
The described mixed moving double clutch gearbox with duplicate gear is provided with seven advance gear and reverse gear positions,
Described the first input shaft is installed with one grade of driving gear, three or five grades of driving gears and seven grades of driving gears, and described one grade of driving gear is arranged between seven grades of driving gears and three or five grades of driving gears;
Described the second input shaft is installed with second gear driving gear, fourth gear driving gear and six grades of driving gears, described fourth gear driving gear is arranged between six grades of driving gears and second gear driving gear, described six grades of driving gears are adjacent with three or five grades of driving gears, described second gear driving gear is adjacent with clutch
Described the first output shaft is set with first speed driven gear, second gear driven gear, third gear driven gear, fourth gear driven gear,
Described the second output shaft is set with five grades of driven gears, six grades of driven gears, seven grades of driven gears and reverse gear driven gear,
Described first speed driven gear and one grade of driving gear engagement, described second gear driven gear and the engagement of second gear driving gear,
Described third gear driven gear and five grades of driven gears and three or five grades of driving gears are the duplicate gear meshing engagement structure,
Described fourth gear driven gear and the engagement of fourth gear driving gear, described six grades of driven gears and the engagement of six driving gears,
Described seven grades of driven gears and seven grades of driving gear engagements,
Relatively be fixed with a third gear synchronizer and two fourth gear synchronizers on described the first output shaft, a described third gear synchronizer can select to connect first speed driven gear or third gear driven gear, and described two fourth gear synchronizers can select to connect second gear driven gear or fourth gear driven gear;
Relatively be fixed with five or seven grades of synchronizers and six reversing-gear synchronizers on described the second output shaft, described five or seven grades of synchronizers can select to connect five grades of driven gears or seven grades of driven gears, described six reversing-gear synchronizers can select to connect six grades of driven gears and reverse gear driven gear
The described mixed moving double clutch gearbox with duplicate gear also is provided with short idler shaft, described short idler shaft is provided with the first reverse gear and the second reverse gear, described the first reverse gear and the engagement of second gear driving gear, described the second reverse gear and the engagement of reverse gear driven gear;
Described short idler shaft connects mixed moving cell.
2. the mixed moving double clutch gearbox with duplicate gear according to claim 1, it is characterized in that: described the first output shaft also is provided with the first main driving gear that subtracts, and described first mainly subtracts driving gear and is connected in a differential mechanism.
3. the mixed moving double clutch gearbox with duplicate gear according to claim 2, it is characterized in that: described the second output shaft also is provided with the second main driving gear that subtracts, and described second mainly subtracts driving gear and connects described differential mechanism.
4. the mixed moving double clutch gearbox with duplicate gear according to claim 1, it is characterized in that: axially distance is suitable to the reverse gear driven gear for described short idler shaft length and second gear driving gear, and described the first reverse gear and the second reverse gear are arranged at short idler shaft two ends.
5. the mixed moving double clutch gearbox with duplicate gear according to claim 1, it is characterized in that: described mixed moving cell is motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103614161A CN103453082A (en) | 2013-08-19 | 2013-08-19 | Hybrid double-clutch gearbox with dual gear |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103614161A CN103453082A (en) | 2013-08-19 | 2013-08-19 | Hybrid double-clutch gearbox with dual gear |
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| CN103453082A true CN103453082A (en) | 2013-12-18 |
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| CN2013103614161A Pending CN103453082A (en) | 2013-08-19 | 2013-08-19 | Hybrid double-clutch gearbox with dual gear |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109515157A (en) * | 2018-10-24 | 2019-03-26 | 宁波圣龙汽车动力系统股份有限公司 | Mixed power plant and its working method |
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| CN109515157A (en) * | 2018-10-24 | 2019-03-26 | 宁波圣龙汽车动力系统股份有限公司 | Mixed power plant and its working method |
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