CN101596862A - The control method of a kind of automobile auxiliary starting system and assistant starting - Google Patents
The control method of a kind of automobile auxiliary starting system and assistant starting Download PDFInfo
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- CN101596862A CN101596862A CNA2008102447669A CN200810244766A CN101596862A CN 101596862 A CN101596862 A CN 101596862A CN A2008102447669 A CNA2008102447669 A CN A2008102447669A CN 200810244766 A CN200810244766 A CN 200810244766A CN 101596862 A CN101596862 A CN 101596862A
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Abstract
The invention provides a kind of automobile auxiliary starting system that relates to the automobile starting field, the present invention also relates to the control method of this automobile auxiliary starting system simultaneously, described automobile auxiliary starting system comprises Air compressor (1), storage tank (2), energy source control device (3), air motor (4), described Air compressor (1) is connected with automobile driving axle (5), Air compressor (1) is connected with storage tank (2), can control switching and the pressure size thereof that is delivered to the high pressure gas of air motor (4) from storage tank (2) by source control device (3), described air motor (4) is connected with change speed gear box (6).The apparatus and method energy holding time of the present invention is long, and each piece volumes is little, reliable working performance, method is simple, the air motor discharge tail gas is pure air, to environment without any pollution.
Description
Technical field
The present invention relates to the automobile starting field, more particularly, the present invention relates to a kind of automobile auxiliary starting system, the present invention also relates to the control method of this automobile auxiliary starting system simultaneously.
Background technology
At present, the regular fuel car all is directly to send the starting of power driving automobile by driving engine.When idling starts; the oil inflame effect is relatively poor; the tail that produces produces bigger pollution to environment, and along with various countries' environmental protective measure is more and more stricter, the tail gas pollution of fuel vehicle more and more is strict with by society; meanwhile; along with the continuous anxiety of combustion supply, the automobile fuel saving performance is also had higher requirement, meanwhile; the technical scheme that substitutes fuel engines is also more and more, for example hydrogen energy source automobile, fuel cell powered vehicle, hybrid vehicle etc.Meanwhile, the research and development of Pneumatic automobile are also having breakthrough.What the present invention is directed to is exactly that the technical matters of air motor proposes, and air motor generally all is to obtain propulsion source by pressurized air.Propulsion source then adopts the brake energy regeneration system that mates with car load to obtain.At present, brake energy regeneration system is according to the difference of energy-storage travelling wave tube pattern, roughly can be divided into three kinds of flywheel energy storages, batteries to store energy, hydraulic accumulation energy.Flywheel energy storage is owing to the mutual conversion of having only between mechanical energy, so the energy transfer efficiency height, and waste of power is corresponding less.The major defect of flywheel energy storage is a poor seismic behavior, and stationarity is bad, and noise is big, working environment is required high.The power density of batteries to store energy is low, and it is little to discharge and recharge frequency, can not transform rapidly to absorb a large amount of power, and vehicle need discharge or obtain a large amount of power rapidly when braking or starting, and this is very limited batteries to store energy.The power density that the advantage of hydraulic accumulation energy is is bigger, and the energy holding time is longer, each parts manufacturing technology maturation, reliable working performance; Shortcoming is the pressure height of hydraulic efficiency pressure system, and the sealing property of system is had relatively high expectations, and hydraulic efficiency pressure system is bulky, only is adapted at arranging on the large-bus.
Summary of the invention
The present invention the technical matters that will solve be: a kind of employing energy storage of atmospheric pressure is provided, the energy holding time is long, each piece volumes is little, reliable working performance, there is not aerial contamination, and do not need consumes energy again, can save the automobile auxiliary starting system of cost and the control method of auxiliary starting system.
For solving above technical matters, the technical scheme that the present invention takes is:
The present invention is a kind of automobile auxiliary starting system, described automobile auxiliary starting system comprises Air compressor, storage tank, the energy source control device, air motor (also claiming " gas motor "), described Air compressor is connected with automobile driving axle, and Air compressor is connected with storage tank, can control switching and the pressure size thereof that is delivered to the high pressure gas of air motor from storage tank by source control device, described air motor is connected with change speed gear box.
Described Air compressor is provided with gear structure, and gear structure is set on the automobile driving axle, and the gear of Air compressor is meshed with the gear of automobile driving axle.
Described storage tank is connected by tracheae with Air compressor, and described storage tank is connected with the energy source control device by tracheae simultaneously, on the described storage tank by-pass valve control is set, and safety valve and compression indicator are set on the described storage tank simultaneously.
Described can the connection with storage tank by tracheae by source control device, described can the connection with air motor by tracheae simultaneously by source control device.
Described energy source control device connect vehicle speed signal respectively, accumulation of energy pressure signal, Acceleration Signal, speed-slackening signal.
Described air motor is connected with change speed gear box by planetary gear train.
Described air motor is captiveed joint with the sun wheel of satellite gear, and described satellite gear connects change speed gear box, and gear ring connects driving engine.
The utility model also relates to the control method of this automobile auxiliary starting system assistant starting, and the step of the control method of described assistant starting is:
A) gear mesh between described automobile driving axle and the toric transmission is by clutch control, the clutch state of power-transfer clutch and the transmitting ratio of toric transmission are controlled by linkage by brake pedal, the stroke difference of pedal, the transmitting ratio of toric transmission are also just different.
B) gas of described Air compressor generation can be delivered to the storage tank storage by tracheae;
C) described energy source control device passes through vehicle speed signal, the accumulation of energy pressure signal, and Acceleration Signal, the speed-slackening signal feedack, the by-pass valve control of control storage tank is opened;
D) power that produces of the described high pressure gas that pass out from storage tank drives the air motor rotation, drives change speed gear box work, and the change speed gear box transmission of drive force is to driving engine, thus the driving automobile starting;
E) behind the vehicle starting, the by-pass valve control of energy source control device control storage tank is closed, and automobile is driven by the driving engine that starts, and auxiliary starting system quits work;
Described vehicle speed signal, the accumulation of energy pressure signal, Acceleration Signal, speed-slackening signal all is provided with parameter value, and when reaching the parameter value of setting, the energy source control device is according to the switching of feedack control by-pass valve control.
When starting automobile once more, described automobile auxiliary starting system repeats the open and close controlling valve, and by the air motor rotation, transmission of drive force drives engine running once more.
The comprehensive each side of apparatus and method of the present invention has clear superiority aspect the car assistant starting.
The apparatus and method energy holding time of the present invention is long, each piece volumes is little, reliable working performance, method is simple, auxiliary actuating apparatus of the present invention uses air motor, by the pressure that high pressure gas had can be converted to mechanical energy, drive running car, thereby make this system have simple in structure, size is little, in light weight, cost is low, reliable operation, working service advantage with low cost; The gas motor power is a pressurized air in addition; discharge tail gas is pure air; high pressure gas reach the purpose of power output by gas expansion for doing work in air motor; to environment without any pollution; accomplished that really protection is green, the love environment, in development of automobile, had very high practical value.
Description of drawings
Make briefly bright to each width of cloth accompanying drawing in the specification sheets of the present invention expressed content and the mark among the figure below:
Fig. 1 is a kind of Recovering Waste Energy of Braking in Automobiles and the schematic diagram that is used for the method for assistant starting, is used to illustrate energy and control system with reference to automobile design;
Fig. 2 is the schematic flow sheet of a kind of Recovering Waste Energy of Braking in Automobiles and the method periodical duty that is used for assistant starting, and the workflow and the step of the parts that this assistant starting method is involved can be described;
Fig. 3 is a kind of Recovering Waste Energy of Braking in Automobiles and the method pressure system figure that is used for assistant starting, the pneumatic circuit of having expressed total system;
Fig. 4 is the vane air motor constructional drawing, has introduced the principle of work of the primary mover of assistant starting;
Fig. 5 is planetary gear train figure, has showed the keystone configuration that connects the driving system in parallel of air motor and change speed gear box;
Be labeled as among the figure: 1, Air compressor; 2, storage tank; 3, energy source control device; 4, air motor; 5, automobile driving axle; 6, change speed gear box; 7, tracheae; 8, by-pass valve control; 9, safety valve; 10, compression indicator; 11, vehicle speed signal; 12, accumulation of energy pressure signal; 13, Acceleration Signal; 14, speed-slackening signal; 15, planetary gear train; 16, sun wheel; 17, satellite gear; 18, gear ring; 19, driving engine; 20, reducing valve; 21, pressure charging valve; 22, toric transmission; 23, power-transfer clutch; 24, brake pedal 25, foot-operated check valve 1; 26, flow regulating valve; 27, filter; 28, check valve; 29, oil sprayer; 30, foot-operated check valve 2; 31, pressurized construction.
The specific embodiment
Contrast accompanying drawing below, by description, the effect of the mutual alignment between the shape of the specific embodiment of the present invention such as related each member, structure, the each several part and annexation, each several part and principle of work etc. are described in further detail embodiment:
As Fig. 1, Fig. 2, shown in Figure 3, the present invention is a kind of automobile auxiliary starting system, described automobile auxiliary starting system comprises Air compressor 1, storage tank 2, energy source control device 3, air motor 4, described Air compressor 1 is connected with automobile driving axle 5, Air compressor 1 is connected with storage tank 2, can control switching and the pressure size thereof that is delivered to the high pressure gas of air motor 4 from storage tank 2 by source control device 3, and described air motor 4 is connected with change speed gear box 6.
Described Air compressor 1 is provided with gear structure, on the automobile driving axle 5 gear structure is set, and the gear of Air compressor 1 is meshed with the gear of automobile driving axle 5.
Described storage tank 2 is connected by tracheae 7 with Air compressor 1, and described storage tank 2 is connected with energy source control device 3 by tracheae 7 simultaneously, on the described storage tank 2 by-pass valve control 8 is set, and safety valve 9 and compression indicator 10 are set on the described storage tank 2 simultaneously.
Described can the connection with storage tank 2 by tracheae 7 by source control device 3, described can the connection with air motor 4 by tracheae 7 simultaneously by source control device 3.
Described energy source control device 3 connect vehicle speed signal 11 respectively, accumulation of energy pressure signal 12, Acceleration Signal 13, speed-slackening signal 14.
Described air motor 4 is connected with change speed gear box 6 by planetary gear train 15.
Described air motor 4 is captiveed joint with the sun wheel 16 of satellite gear 17, and described satellite gear 17 connects change speed gear box 6, and gear ring 18 connects driving engine 19.
By being set, reducing valve 21 and pressure charging valve 22 stablize and guarantee the operation pressure of air motor on the tracheae 7 of described air motor 4.
If by B input pressurized air, then rotor will clickwise.When reversing, also can change under the situation of type of drive in inconvenience, use as assistant starting.
The utility model also relates to the control method of this automobile auxiliary starting system assistant starting, and the step of the control method of described assistant starting is:
A) gear mesh between described automobile driving axle 5 and the toric transmission 22 is by power-transfer clutch 23 controls, the transmitting ratio of the clutch state of power-transfer clutch 23 and toric transmission 22 is controlled by linkage by brake pedal 24, the stroke difference of pedal, the transmitting ratio of toric transmission 22 are also just different.
B) gas of described Air compressor 1 generation can be delivered to storage tank 2 storages by tracheae 7;
C) described energy source control device 3 passes through vehicle speed signal 11, accumulation of energy pressure signal 12, and Acceleration Signal 13, speed-slackening signal 14 feedacks, the by-pass valve control 8 of control storage tank 4 is opened;
D) power that produces of the described high pressure gas that pass out from storage tank 4 drives air motor 4 rotations, drives change speed gear box 6 work, and change speed gear box 6 transmission of drive force are to driving engine 19, thus the driving automobile starting;
E) behind the vehicle starting, when automobile reached the speed of setting, the by-pass valve control 8 of energy source control device 3 control storage tanks 2 was closed, and automobile is driven by the driving engine 19 that starts, and auxiliary starting system quits work, and automobile begins smooth starting.
Described vehicle speed signal 11, accumulation of energy pressure signal 12, Acceleration Signal 13, speed-slackening signal 14 all is provided with parameter value, and when reaching the parameter value of setting, energy source control device 3 is according to the switching of feedack control by-pass valve control 8.
When starting automobile once more, described automobile auxiliary starting system repeats open and close controlling valve 8, and once more by air motor 4 rotations, transmission of drive force drives driving engine 19 runnings.
When auxiliary starting system of the present invention is worked, open by-pass valve control 8, discharge high pressure gas and drive air motor 4 rotations, be transferred to change speed gear box 6 through planetary gear train 15, thereby the effect of passing through the former driving system of automobile drives automobile.Storage tank 6 inner high voltage gases are during by locomotive brake, and the Air compressor acting by accumulation of energy obtains.The automobile that this device is housed by discharging the high pressure gas that are stored in the storage tank by source control device 3, drives air motor 4 rotations when starting, drive the locomotive starting by driving system.When locomotive obtained certain speed, beginning engine on, and closing automobile auxiliary actuating apparatus started automobile balance.
As shown in drawings, job procedure of the present invention is as follows:
Automobile driving axle 5 connects toric transmission 22 by gear, and toric transmission 22 links to each other with Air compressor 1 by gear, has tracheae 7 to link to each other between Air compressor 1 and the storage tank 2.Gear mesh between live axle 5 and the toric transmission 22 is by power-transfer clutch 23 controls, and the state of power-transfer clutch 23, toric transmission transmitting ratio are controlled by linkage by brake pedal 24, the pedal stroke difference, and the toric transmission transmitting ratio is also just different.
Auxiliary starting system of the present invention and brake device for car are in parallel.During automobile normal running, power-transfer clutch 23 is in released state, and corresponding toric transmission 22 and Air compressor 1 are not worked.When running into the brake situation, chaufeur is stepped on brake pedal 24 brakings; By the closed power-transfer clutch 23 of connecting rod, work by toric transmission 22 when starting brake equipment for brake pedal 24, corresponding drive Air compressor 1 work; The kinetic energy of automobile begins to be converted into the interior energy of high pressure gas by Air compressor 1 acting, and is stored in the storage tank 2, is used for next car assisted startup.
Continue down pedal, linkage begins to control the transmitting ratio of toric transmission, the pedal stroke difference, and transmitting ratio is also just different, and the work efficiency of corresponding Air compressor 1 also changes thereupon.Automobile stops, and each mechanism resets, and the process of once collecting kinetic energy finishes.
It is the important solution route of control atmospheric contamination that countries in the world require automotive energy-saving emission-reducing, and energy-saving and environment-friendly automobile is also thought automobile development in future direction by the insider simultaneously, and how energy-saving and emission-reduction also are designer's targets.This device is estimated can save gasoline 10.1778g in each braking, start-up course, starts 3 calculating every day with 1 year 1.2 hundred million automobile in the whole nation, and just can save gasoline 1.3374 * 10 every year
9Kg, the yearly output that this is equivalent to the small-sized oil field of a bite this shows, the present invention has very high using value.
In conjunction with the accompanying drawings the present invention has been carried out exemplary description above; obviously the concrete realization of the present invention is not subjected to the restriction of aforesaid way; as long as the various improvement of having adopted method design of the present invention and technical scheme to carry out; or design of the present invention and technical scheme are directly applied to other occasions without diverted via, all fall within protection scope of the present invention.
Claims (10)
1, a kind of automobile auxiliary starting system, it is characterized in that: described automobile auxiliary starting system comprises Air compressor (1), storage tank (2), energy source control device (3), air motor (4), described Air compressor (1) is connected with automobile driving axle (5), and Air compressor (1) is connected with storage tank (2), can control switching and the pressure size thereof that is delivered to the high pressure gas of air motor (4) from storage tank (2) by source control device (3), described air motor (4) is connected with change speed gear box (6).
2, a kind of automobile auxiliary starting system according to claim 1, it is characterized in that: described Air compressor is provided with gear structure on (1), automobile driving axle (5) connects toric transmission (22), and the gear structure on the toric transmission (22) is meshed with the gear of Air compressor (1).
3, a kind of automobile auxiliary starting system according to claim 1, it is characterized in that: described storage tank (2) is connected by tracheae (7) with Air compressor (1), described storage tank (2) is connected with energy source control device (3) by tracheae (7) simultaneously, by-pass valve control (8) is set on the described storage tank (2), safety valve (9) and compression indicator (10) are set on the described storage tank (2) simultaneously.
4, a kind of automobile auxiliary starting system according to claim 1, it is characterized in that: described can the connection with storage tank (2) by tracheae (7) by source control device (3), described can the connection with air motor (4) by tracheae (7) simultaneously by source control device (3).
5, according to claim 1,4 described a kind of automobile auxiliary starting systems, it is characterized in that: described energy source control device (3) connect vehicle speed signal (11) respectively, accumulation of energy pressure signal (12), Acceleration Signal (13), speed-slackening signal (14).
6, a kind of automobile auxiliary starting system according to claim 1 is characterized in that: described air motor (4) is connected with change speed gear box (6) by planetary gear train (15).
7, a kind of automobile auxiliary starting system according to claim 6, it is characterized in that: described air motor (4) is captiveed joint with the sun wheel (16) of satellite gear (17), described satellite gear (17) connects change speed gear box (6), and gear ring (18) connects driving engine (19).
8, a kind of control method of automobile auxiliary starting system assistant starting, it is characterized in that: the step of the control method of described assistant starting is:
A) gear mesh between described automobile driving axle (5) and the toric transmission (22) is controlled by power-transfer clutch (23), the transmitting ratio of the clutch state of power-transfer clutch (23) and toric transmission (22) is controlled by linkage by brake pedal (24), the stroke difference of pedal, the transmitting ratio of toric transmission (22) are also just different.
B) gas of described Air compressor (1) generation can be delivered to storage tank (2) storage by tracheae (7);
C) described energy source control device (3) passes through vehicle speed signal (11), accumulation of energy pressure signal (12), and Acceleration Signal (13), speed-slackening signal (14) feedack, the by-pass valve control (8) of control storage tank (4) is opened;
D) power that produces of the described high pressure gas that pass out from storage tank (4) drives air motor (4) rotation, drives change speed gear box (6) work, and change speed gear box (6) transmission of drive force is to driving engine (19), thus the driving automobile starting;
E) behind the vehicle starting, the by-pass valve control (8) of energy source control device (3) control storage tank (2) is closed, and automobile is driven by the driving engine (19) that starts, and auxiliary starting system quits work.
9, the control method of a kind of automobile auxiliary starting system assistant starting according to claim 8, it is characterized in that: described vehicle speed signal (11), accumulation of energy pressure signal (12), Acceleration Signal (13), speed-slackening signal (14) all is provided with parameter value, when reaching the parameter value of setting, energy source control device (3) is according to the switching of feedack control by-pass valve control (8).
10, the control method of a kind of automobile auxiliary starting system assistant starting according to claim 8, it is characterized in that: when starting automobile once more, described automobile auxiliary starting system repeats open and close controlling valve (8), by air motor (4) rotation, transmission of drive force drives driving engine (19) running once more.
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CN200810244766A CN101596862B (en) | 2008-12-16 | 2008-12-16 | Assistant automobile starting system and control method of assistant starting |
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CN200810244766A CN101596862B (en) | 2008-12-16 | 2008-12-16 | Assistant automobile starting system and control method of assistant starting |
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