CN201208905Y - Mixed power system for wharf tractor - Google Patents
Mixed power system for wharf tractor Download PDFInfo
- Publication number
- CN201208905Y CN201208905Y CNU2008200921196U CN200820092119U CN201208905Y CN 201208905 Y CN201208905 Y CN 201208905Y CN U2008200921196 U CNU2008200921196 U CN U2008200921196U CN 200820092119 U CN200820092119 U CN 200820092119U CN 201208905 Y CN201208905 Y CN 201208905Y
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- Prior art keywords
- drive motor
- controller
- engine
- management system
- battery management
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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
- Y02T10/72—Electric energy management in electromobility
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- Electric Propulsion And Braking For Vehicles (AREA)
- Hybrid Electric Vehicles (AREA)
Abstract
The utility model discloses a hybrid power system used for a dock tractor. An electric generator is coaxially connected with an engine; a power battery is connected with a battery management system; a plurality of power-supply ends of the battery management system are respectively connected with an electric generator controller and two driving motor controllers which drive a motor; the electric generator controller is connected with the two driving motor controllers; the electrical signal end of a vehicle control unit is respectively connected with an engine controller, the electric generator controller, the two driving motor controllers and the battery management system; and a first driving motor and a second driving motor are connected with transmission shafts of wheels of the vehicle through gear-boxes to provide shift changeable power source. The utility model aims at the characteristics of high oil consumption and high discharge of the dock tractor to adopt the hybrid power system in serial connection, optimizes the engine in an optimum economic rotate speed area, greatly improves the economy, adopts the motor driving mode, and can realize the mode of electric starting vehicle and electric staring machine and energy recovery braking.
Description
Technical field
The utility model relates to the design of dock tractor hybrid power system, relates in particular to a kind of hybrid power system that is used for dock tractor.
Background technology
Freight container traffic has become the development priority of goods transport with its convenience, safe, efficient characteristics.Along with development of world economy, since two thousand three, freight container traffic increases with the amplitude above 10% every year, the first half of the year in 2006, China finishes the main port container throughput 4212.11 ten thousand TEU, increases by 22.4% on a year-on-year basis, and is still keeping higher increase situation.
Along with the growth of container throughput, the demand of dock tractor is also grown simultaneously, and compares with other automobiles, and the operating condition of dock tractor has following characteristics: (1) speed is low, and the speed in the harbour is less than 40km/h; (2) do not need climbing, almost do not have the gradient between harbour inside and the harbour; (3) time of idle running is long, and during many trailers are waited in line to freight and unloaded idle (not stopping substantially), time of idle running surpasses 50%.Former car dock tractor design-calculated reserve horsepower is very big, but find according to the actual operating mode of analyzing dock tractor, its operating mode does not have the gradient substantially, and it is less demanding to acceleration capability, therefore big reserve horsepower is great waste, and existing dock tractor the most of the time engine operation is in the poor efficiency district in the course of the work, fuel economy is poor, the discharging of dirty gas is high.So just need be further improved to it.
The utility model content
The purpose of this utility model is to provide a kind of hybrid power system that is used for dock tractor, it adopts the type of drive of cascaded structure can make driving engine always work in the optimal economic rotary speed area, greatly improve fuel-economy performance and emission abatement, approximately can reduce the discharge capacity of half available engine.
For achieving the above object, the utility model adopts following technical scheme:
The hybrid power system that is used for dock tractor of the present utility model, it comprises driving engine and engine controller, electrical generator and engine controller, first drive motor and drive motor controller thereof, second drive motor and drive motor controller, electrokinetic cell and battery management system thereof and entire car controller; Described electrical generator is connected with described driving engine is coaxial, is used for driving described generator for electricity generation by described driving engine; Described electrokinetic cell links to each other with described battery management system, a plurality of power ends of described battery management system connect the drive motor controller of described engine controller and two drive motor respectively, the electric signal end of described entire car controller links to each other with described battery management system with described engine controller, engine controller, two drive motor controller respectively, and described engine controller links to each other with two drive motor controller; Described first drive motor and second drive motor are connected the transmission shaft of wheel of vehicle by change speed gear box, but with thinking that wheel of vehicle provides the propulsion source of shift.Wherein, described first drive motor and second drive motor are connected the transmission shaft of vehicle rear wheel by change speed gear box.
Wherein, described first drive motor and second drive motor all adopt permagnetic synchronous motor, its power density height, overload capacity is strong, speed adjustable range broadness, efficient height, have constant torque characteristic in low regime, high velocity has constant output characteristic, and efficient is higher when reclaiming braking energy as electrical generator.
Wherein, described change speed gear box is two grades of electrically controlled gearboxes, and is the dual input structure, according to the optional dress of car load power demand single input drive motor or dual input drive motor.
In the system of the present utility model, entire car controller receives the operating condition data of each controller feedback in real time, and through after the calculation process to engine controller, engine controller, two drive motor controller and battery management system send command signal, be used to set the mode of operation of driving engine or drive motor means, and the control engine controller offers described two drive motor with the electric energy of described electrical generator output by drive motor controller, perhaps controls battery management system the electric energy of described electrokinetic cell output is offered described two drive motor by described drive motor controller, perhaps controlling described drive motor controller reclaims the energy of drag and feeds back to described electrokinetic cell.
Adopt such scheme, the utility model has proposed a kind of tandem double-motor hybrid drive system and driving method thereof at the characteristics of the high oil consumption maximum discharge of dock tractor.The utility model adopts double-motor serial mixed power drive system, and employing Dual-motors Driving back axle, small displacement engine drives generator for electricity generation, power or charge the battery to drive motor, engine optimization at the optimal economic rotary speed area, is improved its economy greatly, on the type of drive with motor-driven, can realize that electricity opens car and electricity opens the machine pattern, and braking energy reclaims.Significantly improve economy and improve discharging.
Description of drawings
Fig. 1 is the structural representation of the utility model hybrid power system, and wherein, the solid mechanical connection of now representing, dotted line represent that forceful electric power connects, and fine line represents that the light current of control signal connects;
Fig. 2 is the whole vehicle control signal scheme drawing in the utility model hybrid power system.
The specific embodiment
Below preferred embodiment of the present utility model is described in detail.
As shown in Figure 1, the utility model provides a kind of hybrid power system that is used on the dock tractor, and it mainly comprises driving engine 110 and engine controller 220, electrical generator 120 and engine controller 160, first drive motor 130 and drive motor controller 170, second drive motor 140 and drive motor controller 180, electrokinetic cell 210 and battery management system 190 thereof and entire car controller 200; Wherein, first drive motor 130 and second drive motor 140 are connected the wheel transmission shaft of vehicle by change speed gear box 150, and with thinking that wheel provides propulsion source, it can be arranged on the rear axle propeller shaft of vehicle. Electrical generator 120 and 110 coaxial connections of driving engine drive electrical generator 120 generatings by driving engine 110; The electric energy of electrical generator 120 output offers drive motor means after by engine controller 160 and drive motor controller (130,140) inversion, direct drive first drive motor 130 and first drive motor 140, and the electric energy of electrical generator 120 outputs is also by sending in the electrokinetic cell 210 by battery management system 190 after engine controller 160 inversions, in order to storage; Electrokinetic cell 210 links to each other with battery management system 190, a plurality of power ends of battery management system 190 connect engine controller 160 and drive motor controller (170,180) respectively, be used for the instruction according to entire car controller 200 of the electric energy of electrokinetic cell 210 output, each parts of distributing to hybrid power system are in order to provide operating voltage; And the electric signal end of entire car controller 200 respectively with engine controller 130, engine controller 160, two drive motor controller (170,180) link to each other with battery management system 190, be used for receiving in real time the operating condition data of each controller feedback, and through after the calculation process to engine controller 220, engine controller 160, drive motor controller (170,180), battery management system 190 sends command signal, be used to set the mode of operation of driving engine 110 or drive motor means, and the electric energy that control engine controller 160 is exported electrical generator 120 passes through drive motor controller (170,180) offer described two drive motor (130,140), perhaps control battery management system 190 with the electric energy of electrokinetic cell 210 output by drive motor controller (170,180) offer two drive motor (130,140), perhaps the controlling and driving electric machine controller (170,180) with drive motor (130, the energy recovery of drag 140) feeds back to electrokinetic cell 210.
Above-mentioned first drive motor and second drive motor all adopt permagnetic synchronous motor, its power density height, and overload capacity is strong, the speed adjustable range broadness, the efficient height has constant torque characteristic in low regime, high velocity has constant output characteristic, and efficient is higher when reclaiming braking energy as electrical generator.It all has invert function the above-mentioned various controls of mentioning.As shown in Figure 2, the driving governor of electrical generator, driving engine and drive motor means or controller all with the torque of controlled object separately, enable, signal such as direction sends entire car controller to, does overall situation control by it; And the information of the operation key of battery pack information, throttle, braking and chaufeur also can be sent in the entire car controller in the lump simultaneously, as the reference information of control policy.
Above-mentioned change speed gear box is two grades of electrically controlled gearboxes, and is the dual input structure, according to the optional dress of car load power demand single input drive motor or dual input drive motor.The dynamic again coupling function of the existing speed changing function of change speed gear box is about to the power coupling of two drive motor, passes through the transmission shaft drive wheels after the speed change again.The utility model design-calculated transmission of vehicle adopts two grades of electrically controlled gearboxes, increases speed adjustable range, and on the basis of satisfying vehicle design maximum speed scope, playing slows down increases the function of square.This change speed gear box adopts the dual input pattern, can select single motor input and double-motor input according to the car load power demand, and extensibility is good, and is practical.
Hybrid power assembly of the present utility model can be realized following drive pattern:
(1) electricity opens the car pattern
During vehicle start, with pure power mode powered vehicle, the high oil consumption of driving engine when having avoided opening car, the shortcoming of maximum discharge.
(2) electric drive mode
By motor-driven, energy source is in electrical generator or energy-storage battery, when driving has only low power demand during normal vehicle operation, power separately by electrical generator, then unite power supply during high-power demand, can reduce the use cycle number of battery like this, improve battery service life by electrical generator and battery.
(3) electricity opens the machine pattern
During engine starting, first starter-generator rises to the economic speed zone by electrical generator very soon with driving engine, high oil consumption and maximum discharge in the time of can significantly reducing engine starting like this.
(4) driving charge mode
Driving states if car load moves, has the power affluence under low power demand, and SOC value of battery is less than secure setting, and rich power charges the battery, and increases the rate of load condensate of driving engine, helps improving the driving engine degree of utilization.And, then finish the driving charge mode when battery charge state during greater than setting value.
(5) braking energy take-back model
Glancing impact, drive motor reclaim braking energy as electrical generator, charge the battery, and improve capacity usage ratio.
(6) Parking charge mode
During dead ship condition,, can enter the Parking charge mode if the state-of-charge of on-vehicle battery is too low.Drive generator for electricity generation by driving engine,, then finish the Parking charge mode when battery charge state during greater than setting value.
In sum, longer after the utility model adopts such scheme in the time of vehicle queue queuing freight container, can utilize parking period to be battery charge, it is standby that energy storage is got up.Therefore driving engine can select lessly, saves fuel oil, reduces discharging and noise, and in efficient district's work, driving engine is when this regional work, and is most effective for a long time for the may command driving engine, and good economy performance is discharged low.The driving engine operation conditions is not subjected to the influence of vehicle driving-cycle substantially, reduce discharging and fuel oil consumption, with respect to the conventional truck driving engine, its traveling state of vehicle is more stable, can not cause the engine operation condition sudden change, thereby increase the dirty gas quantity discharged and the fuel oil consumption of driving engine.
Adopt two drive motor to be coupled by change-speed box in the utility model and drive tractor truck, need a drive motor running in zero load or following of underloading situation, in heavy duty or acceleration, two drive motor are worked simultaneously more powerful motivation can be provided during starting.Needing so can avoid the expensive and complicated technology of high power permanent magnet synchronous motor, and the utility model at the power of two drive motor by the change speed gear box speed change that is coupled, can guarantee that drive motor is operated in efficient district.The utility model can realize under the pure electronic operating mode, starting and low speed driving, reaches the effect of zero-emission, low noise.The utility model has improved the fuel economy of automobile, and the car load synthesis energy saving is remarkable, has reduced discharging widely, has reduced noise.
Should be understood that, for those of ordinary skills, can be improved according to the above description or conversion, and all these improvement and conversion all should belong to the protection domain of the utility model claims.
Claims (4)
1, a kind of hybrid power system that is used for dock tractor, it comprises driving engine and engine controller, it is characterized in that this system also comprises: electrical generator and engine controller, first drive motor and drive motor controller thereof, second drive motor and drive motor controller, electrokinetic cell and battery management system thereof and entire car controller;
Described electrical generator is connected with described driving engine is coaxial, is used for driving described generator for electricity generation by described driving engine; Described electrokinetic cell links to each other with described battery management system, a plurality of power ends of described battery management system connect the drive motor controller of described engine controller and two drive motor respectively, the electric signal end of described entire car controller links to each other with described battery management system with described engine controller, engine controller, two drive motor controller respectively, and described engine controller links to each other with two drive motor controller; Described first drive motor and second drive motor are connected the transmission shaft of wheel of vehicle by change speed gear box, but with thinking that wheel of vehicle provides the propulsion source of shift.
2, system according to claim 1 is characterized in that, described first drive motor and second drive motor all adopt permagnetic synchronous motor.
3, system according to claim 1 and 2 is characterized in that, described change speed gear box is two grades of electrically controlled gearboxes, and is the dual input structure, according to the optional dress of car load power demand single input drive motor or dual input drive motor.
4, system according to claim 1 and 2 is characterized in that, described first drive motor and second drive motor are connected the transmission shaft of vehicle rear wheel by change speed gear box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200921196U CN201208905Y (en) | 2008-02-01 | 2008-02-01 | Mixed power system for wharf tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200921196U CN201208905Y (en) | 2008-02-01 | 2008-02-01 | Mixed power system for wharf tractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201208905Y true CN201208905Y (en) | 2009-03-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU2008200921196U Expired - Lifetime CN201208905Y (en) | 2008-02-01 | 2008-02-01 | Mixed power system for wharf tractor |
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| CN (1) | CN201208905Y (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101920664A (en) * | 2010-09-03 | 2010-12-22 | 重庆长安汽车股份有限公司 | Auxiliary generation system for hybrid vehicle |
| CN101934792A (en) * | 2010-09-10 | 2011-01-05 | 邓有白 | Driving and transmission system of electric mobile |
| CN102555825A (en) * | 2012-02-29 | 2012-07-11 | 郑州宇通客车股份有限公司 | High-voltage power distribution unit of hybrid electric bus |
| CN102658779A (en) * | 2012-03-07 | 2012-09-12 | 杭州普拉格新能源动力系统有限公司 | Miniature turbine generation extended range type power control system for electric automobile |
| CN103318041A (en) * | 2013-03-05 | 2013-09-25 | 上海振华重工(集团)股份有限公司 | Total battery power container flat car power system |
| CN103538492A (en) * | 2013-11-15 | 2014-01-29 | 哈尔滨理工大学 | Control method and device for hybrid power system dual-motor electric motor coach power system and electric motor coach power control system for achieving control method |
| CN104709112A (en) * | 2015-03-24 | 2015-06-17 | 上海中科深江电动车辆有限公司 | Pure electric vehicle driving system and performance optimizing method |
| CN104842817A (en) * | 2014-07-03 | 2015-08-19 | 北汽福田汽车股份有限公司 | Vehicle control method and system |
| WO2017041751A1 (en) * | 2015-09-11 | 2017-03-16 | 深圳市安顺节能科技发展有限公司 | Extended range all-electric drive low-speed tractor |
| CN106740903A (en) * | 2016-12-28 | 2017-05-31 | 山东华车能源科技有限公司 | High-power low-speed storage battery tractor Mechatronic control system |
| CN109286344A (en) * | 2018-10-19 | 2019-01-29 | 鄞瑞扬 | Multi-source discrete type motor drive controller |
| CN117261571A (en) * | 2023-11-22 | 2023-12-22 | 江苏常矿工程机械有限公司 | Double-motor hybrid power system of wide dump truck and control method thereof |
-
2008
- 2008-02-01 CN CNU2008200921196U patent/CN201208905Y/en not_active Expired - Lifetime
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101920664A (en) * | 2010-09-03 | 2010-12-22 | 重庆长安汽车股份有限公司 | Auxiliary generation system for hybrid vehicle |
| CN101934792A (en) * | 2010-09-10 | 2011-01-05 | 邓有白 | Driving and transmission system of electric mobile |
| CN102555825A (en) * | 2012-02-29 | 2012-07-11 | 郑州宇通客车股份有限公司 | High-voltage power distribution unit of hybrid electric bus |
| CN102658779A (en) * | 2012-03-07 | 2012-09-12 | 杭州普拉格新能源动力系统有限公司 | Miniature turbine generation extended range type power control system for electric automobile |
| CN103318041A (en) * | 2013-03-05 | 2013-09-25 | 上海振华重工(集团)股份有限公司 | Total battery power container flat car power system |
| CN103318041B (en) * | 2013-03-05 | 2015-08-19 | 上海振华重工(集团)股份有限公司 | Full battery power power container flat car power system |
| CN103538492A (en) * | 2013-11-15 | 2014-01-29 | 哈尔滨理工大学 | Control method and device for hybrid power system dual-motor electric motor coach power system and electric motor coach power control system for achieving control method |
| CN103538492B (en) * | 2013-11-15 | 2015-08-12 | 哈尔滨理工大学 | Composite power source dual-motor electric passenger vehicle power system control method, device and this realize the electrobus power control system of the method |
| CN104842817A (en) * | 2014-07-03 | 2015-08-19 | 北汽福田汽车股份有限公司 | Vehicle control method and system |
| CN104842817B (en) * | 2014-07-03 | 2017-03-15 | 北汽福田汽车股份有限公司 | The control method and system of vehicle |
| CN104709112A (en) * | 2015-03-24 | 2015-06-17 | 上海中科深江电动车辆有限公司 | Pure electric vehicle driving system and performance optimizing method |
| WO2017041751A1 (en) * | 2015-09-11 | 2017-03-16 | 深圳市安顺节能科技发展有限公司 | Extended range all-electric drive low-speed tractor |
| CN106740903A (en) * | 2016-12-28 | 2017-05-31 | 山东华车能源科技有限公司 | High-power low-speed storage battery tractor Mechatronic control system |
| CN109286344A (en) * | 2018-10-19 | 2019-01-29 | 鄞瑞扬 | Multi-source discrete type motor drive controller |
| CN117261571A (en) * | 2023-11-22 | 2023-12-22 | 江苏常矿工程机械有限公司 | Double-motor hybrid power system of wide dump truck and control method thereof |
| CN117261571B (en) * | 2023-11-22 | 2024-03-19 | 江苏常矿工程机械有限公司 | Double-motor hybrid power system of wide dump truck and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHANGHAI ZHONGKE SHENJIANG MOTOR VEHICLE CO., LTD. Free format text: FORMER OWNER: SHENZHEN XIANJIN TECHNOLOGY ACADEME Effective date: 20091211 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20091211 Address after: No. 1631, Yecheng Road, Shanghai, Jiading District: 201821 Patentee after: Shanghai Zhongke Shenjiang Electric Vehicle Co., Ltd. Address before: A, Nanshan Medical Instrument Industrial Park, No. 1019 Nanhai Road, Shekou, Guangdong, Shenzhen, Nanshan District, China: 518067 Patentee before: Shenzhen Advanced Technology Research Inst. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090318 |