CN101659201A - Multi-cylinder hybrid electric vehicle - Google Patents
Multi-cylinder hybrid electric vehicle Download PDFInfo
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- CN101659201A CN101659201A CN200910114397A CN200910114397A CN101659201A CN 101659201 A CN101659201 A CN 101659201A CN 200910114397 A CN200910114397 A CN 200910114397A CN 200910114397 A CN200910114397 A CN 200910114397A CN 101659201 A CN101659201 A CN 101659201A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
Abstract
The invention relates to a multi-cylinder hybrid electric vehicle which comprises a storage battery, an engine, a generator, a three-phase rectifier bridge, a direct current controller and a driving motor, wherein the engine comprises two or more than two single cylinders, each single cylinder is connected with an electric starting device, a power supply input terminal of the starting device is electrically connected with the output of the storage battery; the number of the generator is same to that of the single cylinders; each single cylinder is connected with one generator; a crankshaft ofthe single cylinder is linked with a rotor of the generator; and the three-phase output terminal of each generator changes into direct current output by a three-phase rectifier bridge to form a set ofindependent power supply system. Each set of power supply system is mutually connected in parallel, and then is connected to the power supply input end of the direct current controller and the driving motor by a power line. The output end of the direct current controller is connected with a control terminal of the driving motor driving a vehicle to operate and the control terminal of the electricstarting device of each cylinder by a signal line. The vehicle is characterized by low oil consumption, stable operation, easy maintenance and the like.
Description
Technical field
The invention belongs to vehicle technical fields such as automobile or motor bike, particularly a kind of multi-cylinder hybrid electric vehicle.
Background technology
The inventor is that 200920140803.1 Chinese utility model patent " electricity that carries the high-efficiency low energy consumption electrical generator drives car " discloses a kind of hybrid vehicle in the application number of on May 1st, 2009 application, and it mainly is made of dc controller, driving engine, electrical generator, driving motor and storage battery.Driving engine carries electric starting system, driving engine links to each other with motor linkage, behind the electrical generator direct connection three-phase commutation bridge, connect driving motor again, before electrical motor, connecting the dc controller of adjusting voltage, the governor that is used to the to control dc controller then dc controller that is electrically connected, connecting the throttle adjustment device of controlling the electrical generator throttle on the electrical generator, behind the three-phase commutation bridge of direct coupled generator, storage battery in parallel is respectively being settled a change-over swith on circuit behind the rectifier bridge and the circuit behind the storage battery.The oil electric mixed dynamic that such scheme adopts, the driving engine of selecting for use can be divided into single cylinder engine and multi-cylinder engine according to single cylinder number difference: only have the driving engine of a single cylinder to be called single cylinder engine; There is the driving engine of two or more single cylinder to be called multi-cylinder engine.In order to obtain higher running velocity, driving engine can adopt multi-cylinder engines such as four cylinders, six cylinders, eight cylinders, pass through the external outputting power of the series connected mode of bent axle, the bent axle head and the tail that are in-engine each single cylinder connect successively, form the type of drive of all shared bent axles of single cylinder all in the driving engine.Variation in the lifting of multi-cylinder engine rotating speed and the design, more powerful motivation and comparatively smooth-going vibration all are that single cylinder engine is incomparable.But things all has dual character, and multi-cylinder engine fuel economy under partial load mode is low.Therefore in order to solve this contradiction, the contriver considers to carry out energy-conservation in conjunction with " cylinder deactivation control technology " on the basis of such scheme, its principle is: when vehicle moves under medium and small load, driving engine only needs part single cylinder work wherein just enough, allow another part single cylinder quit work this moment, be stopped the single cylinder of work, its corresponding valve mechanism and injection system all are closed, the job order cylinder body will be born higher load like this, thereby reduce pump loss and mechanical loss, reach more economical oil consumption level.And when quickening or need when more high-power, valve and the fuel injection systems cut off were activated by moment, and all single cylinder are devoted oneself to work." cylinder deactivation control technology " is though can effectively improve the commercial efficiency of driving engine under underload, but following problem appears still in the specific implementation process: during 1, for the assurance cylinder deactivation, automobile can reliability service, need be to complicated calculations and the design between the kinetic energy conversion between engine exhaust amount and the output, thus cause the Control System Design difficulty to strengthen; 2, because driving engine adopts is the series connected mode of bent axle, when the part single cylinder quits work, the one-sided workmanship of driving engine, vibration and noise are bigger, poor work stability, the stationarity of vehicle operating also can decrease; The single cylinder that is stopped work when 3, adopting above-mentioned cylinder stopping technique will become load, therefore in order not influence the operation of automobile, can not be surpassed the more than half of all single cylinder by the single cylinder number of the driving engine of cylinder deactivation, mostly be most 2 as quadruple cylinder engine by the single cylinder of cylinder deactivation, six-cylinder engine mostly is 3 most by the single cylinder of cylinder deactivation ... if the cylinder deactivation number surpasses half, not only can be not energy-conservation, on the contrary can increasing energy consumption, thereby this cylinder deactivation mode is difficult to reach optimum energy-saving effect when automobile moves under minimum load.
Summary of the invention
Technical matters to be solved by this invention provides a kind of multi-cylinder hybrid electric vehicle, its have oil consumption low, operate steadily, be easy to characteristics such as maintenance.
For addressing the above problem, the multi-cylinder hybrid electric vehicle that the present invention is designed, it mainly is made of storage battery, driving engine, electrical generator, three-phase commutation bridge, dc controller and driving motor.Above-mentioned driving engine includes two or more single cylinder, and each single cylinder links to each other with electric starter, and the power input of electric starter is electrically connected with storage battery output; The number of above-mentioned electrical generator is identical with the number of single cylinder, each single cylinder is connected with an electrical generator, the bent axle of single cylinder and the interlock of the rotor of electrical generator, the three-phase output end of each electrical generator becomes direct current (DC) output behind a three-phase commutation bridge, form the independently-powered subsystem of a cover; After every cover power supply subsystem is parallel with one another, be connected to the power input of dc controller and driving motor respectively through power lead; The mouth of dc controller by the driving motor of signal wire (SW) and powered vehicle operation control end and the control end of the electric starter of each single cylinder be connected.
In the such scheme, the mouth of described three-phase commutation bridge also is connected with the charging end of storage battery through change-over swith, and when the energy that produces when the power supply subsystem surpassed automotive operation institute energy requirement like this, the energy that is imbued with can charge for storage battery.
Described driving engine can be the multi-cylinder engine with two or more single cylinder, but preferably combine by two or more single cylinder engines, the driving engine single cylinder just disperses to be installed on the different parts of car body like this, thereby guarantees the smooth running of automobile.
The electric starter of described electrical generator and Hall element formation is combined, and forms generating and starts all-in-one, like this, after target generating startup all-in-one receives the drive signal of dc controller, drives the single cylinder igniting of its interlock simultaneously.
The present invention compared with prior art has following advantage:
1, will have mode that multi-cylinder engine or two or more single cylinder engines adopt bent axle to be connected in series when shared now becomes and is connected in parallel, the arrangement mode of the single cylinder of not only needn't worrying during crankshaft designs, also save large crankshaft structure, reduced productive costs;
2, be connected with an electrical generator on each single cylinder, driving engine drives generator for electricity generation, the non-equilibrium motion of different single cylinder rotating shafts provides propulsion source by electrical motor for vehicle, changes electronics cylinder deactivation mode into, even also can not influence the stationarity of car load by existing machinery cylinder deactivation mode; In addition, can not become load by the single cylinder of cylinder deactivation yet, also unqualified to the number of cylinder deactivation, make driving engine always work under the optimal economic rotating speed, effectively improve fuel utilization ratio, reduce energy consumption;
3, each single cylinder is independent separately, and the autonomous power supply system that driving engine and electrical generator constitute can be put in each narrow and small position with its decomposition according to the needs of vehicle shape during installation; Not only can increase the Occupation coefficient of vehicle space greatly, be beneficial to heat radiation; And when a certain subsystem breaks down, can not influence the action property of vehicle, and can independent dismounting maintenance.This characteristic is ten minutes necessary security characteristic for military affairs with vehicle;
4, because engine starting promptly runs on specified high rotating speed; mainly the fan that is carried by this machine crankshaft is formed air cooling system and can be kept high-speed operation; the separate single cylinder body of driving engine is also often alternately shut down owing to the variation of power demand; its wind-cooling heat dissipating effect is meet requirements enough, compares existing vehicle like this and can economize and made an appointment with huge water-cooling system.
Description of drawings
Fig. 1 is a kind of schematic diagram with energy-saving vehicle of multi-cylinder engine of the present invention.
The specific embodiment
The present invention have multi-cylinder engine energy-saving vehicle schematic diagram as shown in Figure 1, comprise automobile body, and be installed in storage battery on the automobile, driving engine, electrical generator, three-phase commutation bridge, dc controller and driving motor and constitute.Above-mentioned driving engine includes two or more single cylinder, is connected to electric starter on each single cylinder, and the power input of electric starter is electrically connected with storage battery output; The number of above-mentioned electrical generator is identical with the number of single cylinder, each single cylinder is connected with an electrical generator, the bent axle of single cylinder and the interlock of the rotor of electrical generator, the three-phase output end of each electrical generator becomes direct current (DC) output behind a three-phase commutation bridge, form the independently-powered subsystem of a cover.After every cover power supply subsystem is parallel with one another, be connected to the power input of dc controller and driving motor respectively through power lead; The mouth of dc controller by the driving motor of signal wire (SW) and powered vehicle operation control end and the control end of the electric starter of each single cylinder be connected.Being installed in driving engine on the automobile can be for multi-cylinder engine, also can be combined by two or more single cylinder engines.Consider that automobile can have better balance quality when the driving engine single cylinder disperseed to be installed on the different parts of car body, therefore driving engine of the present invention adopts two or more single cylinder engines to combine.In the preferred embodiment of the present invention, the electrical generator of selecting for use is the brushless high frequency generator of three-phase permanent.The dc controller of selecting for use is the Hall brushless dc controller.The driving motor of selecting for use is a permanent magnet motor.
Above-mentioned electric starter is used at the beginning of vehicle operating, drives the engine crankshaft rotation.Consider that engine crankshaft of the present invention and motor rotor interconnect interlock, therefore we can combine the electric starter of electrical generator and Hall element formation, form generating and start all-in-one, make it at the beginning of starting, can drive the crankshaft revolution of single cylinder, drive generating and after starting, can drive by single cylinder.When certain single cylinder of needs starts acting, dc controller sends actuation signal to electric starter, this moment, storage battery was given the power supply of the electricity generator stator coil on this single cylinder, coil generation magnetic field acts on epitrochanterian permanent-magnet material and makes the rotor rotation, the rotation of drive engine crankshaft, thus make engine target single cylinder igniting running.Then, this single cylinder bent axle drives generator amature rotation acting, and the rotating field of epitrochanterian rare earth permanent-magnetic material acts on stator coil and produces three plase alternating current, becomes direct current (DC) output by three-phase commutation bridge.So far promptly form the subsystem of the independent self-rectifying power supply of a cover.All the other each single cylinder are in needs when output acting, and the subsystem output DC of also adopting in the same way commutation supply voltage separately is in parallel with storage battery, powers to brushless, permanently excited direct current motor by dc controller again, advances with powered vehicle.Promptly form the relation that acting in parallel is exported between each single cylinder bent axle and the bent axle.
In order to guarantee the normal operation of vehicle, the rating horsepower that the accumulated value of the rating horsepower of the electrical generator of described all power supply subsystems equals driving motor equates.In addition, when electric weight that electrical generator sends greater than the vehicle operating process in during the institute energy requirement, the electric weight that residue is sent is delivered to storage battery, for storage battery charges, is full of electricity as storage battery and then stops the only running of cylinder body of this individual engines.Respectively installing a change-over swith on the in parallel main branch road behind the rectifier bridge and on storage battery parallel branch road this moment, and this change-over swith is connected with dc controller, realizes the switching between battery charge and the car load operation electricity consumption.
If the subsystem quantity of the power supply that each driving engine single cylinder and electrical generator constitute is X, each driving engine single cylinder output throttle, rotating speed, power are fixed in optimum rated value, and rating horsepower of each electrical generator is Y on it, and the rating horsepower of electrical motor is Z.Then their pass is X*Y=Z.Establishing the required power of electrical motor again is Z1, the horsepower output of the efficient operation acting scope of each driving engine single cylinder is that Z1*M% is between the Z1*100%, when 0＜Z1＜1*Y, then start 1 single cylinder electric power system acting output, being higher than electrical motor power demand part 1*Y-Z1 is battery charge; When 1*Y＜Z1＜1*Y* (1+M%)＜2*Y, then start 2 single cylinder electric power systems acting outputs, being higher than electrical motor power demand part 2*Y-1*Y* (1+M%) is battery charge.The rest may be inferred; then the multi-cylinder engine group of X driving engine single cylinder composition can be according to the driving engine single cylinder quantity of the big minor adjustment unlatching of power demand; make each driving engine single cylinder one operation promptly be fixed in optimal operational condition thereby reach; and according to the power demand size, each driving engine single cylinder can be shut down in turn.Like this, this multi-cylinder engine unit has promptly embodied excellent fuel economy, energy efficiency, easily distribute mounting characteristics, radiating effect and more excellent machine operation and maintenance state.
Claims (8)
1, multi-cylinder hybrid electric vehicle, it mainly is made of storage battery, driving engine, electrical generator, three-phase commutation bridge, dc controller and driving motor, it is characterized in that: above-mentioned driving engine includes two or more single cylinder, each single cylinder links to each other with electric starter, and the power input of electric starter is electrically connected with storage battery output; The number of above-mentioned electrical generator is identical with the number of single cylinder, each single cylinder is connected with an electrical generator, the bent axle of single cylinder and the interlock of the rotor of electrical generator, the three-phase output end of each electrical generator becomes direct current (DC) output behind a three-phase commutation bridge, form the independently-powered subsystem of a cover; After every cover power supply subsystem is parallel with one another, be connected to the power input of dc controller and driving motor respectively through power lead; The mouth of dc controller by the driving motor of signal wire (SW) and powered vehicle operation control end and the control end of the electric starter of each single cylinder be connected.
2, multi-cylinder hybrid electric vehicle according to claim 1 is characterized in that: the mouth of described three-phase commutation bridge also is connected with the charging end of storage battery through a change-over swith.
3, multi-cylinder hybrid electric vehicle according to claim 1 and 2 is characterized in that: the rating horsepower that the accumulated value of the rating horsepower of the electrical generator of described all power supply subsystems equals driving motor equates.
4, multi-cylinder hybrid electric vehicle according to claim 1 and 2 is characterized in that: described driving engine can be to have the multi-cylinder engine of two or more single cylinder, also can be combined by two or more single cylinder engines.
5, multi-cylinder hybrid electric vehicle according to claim 1 is characterized in that: the electric starter that described electrical generator and Hall element constitute is combined, and forms generating and starts all-in-one.
6, multi-cylinder hybrid electric vehicle according to claim 5 is characterized in that: described electrical generator is the brushless high frequency generator of three-phase permanent.
7, multi-cylinder hybrid electric vehicle according to claim 1 is characterized in that: described dc controller is the Hall brushless dc controller.
8, multi-cylinder hybrid electric vehicle according to claim 1 is characterized in that: described driving motor is a permanent magnet motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910114397A CN101659201A (en) | 2009-09-16 | 2009-09-16 | Multi-cylinder hybrid electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910114397A CN101659201A (en) | 2009-09-16 | 2009-09-16 | Multi-cylinder hybrid electric vehicle |
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| CN101659201A true CN101659201A (en) | 2010-03-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN200910114397A Pending CN101659201A (en) | 2009-09-16 | 2009-09-16 | Multi-cylinder hybrid electric vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102152839A (en) * | 2011-02-23 | 2011-08-17 | 胡晋青 | Tandem-driven hybrid power motorcycle |
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2009
- 2009-09-16 CN CN200910114397A patent/CN101659201A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102152839A (en) * | 2011-02-23 | 2011-08-17 | 胡晋青 | Tandem-driven hybrid power motorcycle |
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Application publication date: 20100303 |