CN106555711A - Electromotor supplementing method for air - Google Patents
Electromotor supplementing method for air Download PDFInfo
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- CN106555711A CN106555711A CN201510632152.8A CN201510632152A CN106555711A CN 106555711 A CN106555711 A CN 106555711A CN 201510632152 A CN201510632152 A CN 201510632152A CN 106555711 A CN106555711 A CN 106555711A
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- electromotor
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Abstract
The invention discloses a kind of electromotor supplementing method for air, the electromotor supplementing method for air, comprise the following steps：S1, collection engine condition signal；S2, the electromotor is judged according to the detected value of the engine condition signal whether in accelerating mode, the electromotor is in accelerating mode, and the making-up air device of the electromotor to be triggered and fresh air is supplemented to the electromotor；S3, judged the electromotor whether in steady operating mode according to the detected value of the engine condition signal, the electromotor is in steady operating mode, the making-up air device to be optionally triggered and supplement fresh air to the electromotor, the electromotor is not at steady operating mode and is not at accelerating mode, and the making-up air device is not triggered.Electromotor supplementing method for air of the present invention, can effectively lift the efficiency of combustion of electromotor fuel oil under steady operating mode, reduce the oil consumption of electromotor, and the feature of environmental protection of electromotor is more preferable.
Description
Technical field
The present invention relates to technical field of engines, in particular to a kind of electromotor supplementing method for air.
Background technology
Exhaust turbine pressuring technology is the important measures for improving vehicle performance, but the inertia when low speed accelerates due to supercharger is made
With, rotating speed of gas compressor cannot be lifted rapidly, cause admission pressure low, and air inflow is few, and engine power lifting process is slow, and with
The raising of supercharging level, the response lag problem of supercharger is more projected, and QI invigorating technology can solve above-mentioned asking to a certain extent
Topic.Inventor has found that existing QI invigorating technology simply provides QI invigorating in accelerating mode, without the QI invigorating plan in steady working condition
Slightly, there is room for improvement.
The content of the invention
In view of this, it is contemplated that propose it is a kind of can be with the electromotor supplementing method for air of QI invigorating in accelerating mode and steady operating mode.
To reach above-mentioned purpose, the technical scheme is that what is be achieved in that：
A kind of electromotor supplementing method for air, comprises the following steps：S1, collection engine condition signal；S2, according to the electromotor
Whether the detected value of working condition signal judges the electromotor in accelerating mode, and the electromotor is in accelerating mode, described to start
The making-up air device of machine to be triggered and supplement fresh air to the electromotor；S3, sentenced according to the detected value of the engine condition signal
Whether the electromotor that breaks is in steady operating mode, and the electromotor is in steady operating mode, and the making-up air device is optionally touched
It is sent to the electromotor and supplements fresh air, the electromotor is not at steady operating mode and is not at accelerating mode, the QI invigorating dress
Put and be not triggered.
Further, step S2 includes：When S21, the detected value of the engine condition signal are more than the first pre-set threshold value,
Making-up air device to be triggered and supplement fresh air to the electromotor, and first pre-set threshold value is engine condition signal at described
Motivation is in calibration value during accelerating mode.
Further, step S21 also includes：S211, determined to described according to the detected value of the engine condition signal
The respective combustion chamber of electromotor supplements fresh air；S212, QI invigorating is determined in real time according to the detected value of the engine condition signal
QI invigorating moment of device, QI invigorating pulsewidth and QI invigorating duration, and according to the QI invigorating moment, the QI invigorating pulsewidth and the benefit
Gas duration supplements fresh air to the respective combustion chamber of the electromotor.
Further, the engine condition signal includes：Camshaft signal, crankshaft signal, accelerator pedal signal, electromotor
Pressure signal at tach signal, blower outlet；The first pre-set threshold value in the step s 21 is accelerator pedal signal described
Electromotor is in calibration value during accelerating mode；In step S211, according to the detected value and the song of the camshaft signal
The detected value of axis signal determines that the combustor of the corresponding cylinder to the electromotor supplements fresh air；In step S212, root
When determining the QI invigorating of the making-up air device according to the detected value of the detected value and the engine rotational speed signal of the accelerator pedal signal
Quarter, QI invigorating pulsewidth and QI invigorating duration, and the QI invigorating of the making-up air device is adjusted according to the detected value of the pressure signal
Moment, QI invigorating pulsewidth and QI invigorating duration.
Further, step S2 also includes：S22, the QI invigorating pulsewidth of the per engine cycle successively decrease to terminate to described
Electromotor supplements fresh air.
Further, step S3 includes：S31, the detected value of the engine condition signal are less than the described first default valve
When being worth and being in the first preset range, the electromotor is in steady operating mode, and the electromotor is in steady operating mode and the QI invigorating
When the pressure value of the air gas bomb of device is more than or equal to default electricity more than or equal to preset pressure value, accumulator electric-quantity, the benefit
Device of air to be triggered and supplement fresh air to the electromotor, and first preset range is the engine condition signal described
Electromotor is in calibration range during steady operating mode.
Further, step S31 also includes：S311, determined to described according to the detected value of the engine condition signal
The combustor of the corresponding cylinder of electromotor supplements fresh air；It is S312, true in real time according to the detected value of the engine condition signal
Determine QI invigorating moment, QI invigorating pulsewidth and the QI invigorating duration of making-up air device, and according to the QI invigorating moment, the QI invigorating pulsewidth and
The QI invigorating duration supplements fresh air to the combustor of the correspondence cylinder of the electromotor.
Further, the engine condition signal includes：Camshaft signal, crankshaft signal, accelerator pedal signal, electromotor
Pressure signal at tach signal, blower outlet；The first pre-set threshold value in step S31 is accelerator pedal signal described
Electromotor is in calibration value during accelerating mode；In step S311, according to the detected value and the song of the camshaft signal
The detected value of axis signal determines that the combustor of the corresponding cylinder to the electromotor supplements fresh air；In step S312, root
When determining the QI invigorating of the making-up air device according to the detected value of the detected value and the engine rotational speed signal of the accelerator pedal signal
Quarter, QI invigorating pulsewidth and QI invigorating duration, and the QI invigorating of the making-up air device is adjusted according to the detected value of the pressure signal
Moment, QI invigorating pulsewidth and QI invigorating duration.
Further, the making-up air device includes air compressor and air gas bomb, the entrance of the air compression presses and institute
The gas handling system connection of electromotor is stated, the entrance of the air gas bomb is optionally connected with the outlet of the air compressor,
The outlet of the air gas bomb is connected when the making-up air device is triggered with the combustor of the cylinder of the electromotor.
Further, control valve, the control valve are provided between the outlet of the air gas bomb and the combustor of the electromotor
With the first valve port and multiple second valve ports, the one-to-one phase of multiple combustor of multiple second valve ports and the electromotor
Even, when the making-up air device is triggered, first valve port according to the detected value of the engine condition signal optionally with
The connection of at least one of the plurality of second valve port supplements fresh air with the respective combustion chamber to the electromotor.
Relative to prior art, electromotor supplementing method for air of the present invention has the advantage that：
(1) electromotor supplementing method for air of the present invention, optionally triggers QI invigorating dress under steady operating mode by making electromotor
Put, can effectively lift the efficiency of combustion of electromotor fuel oil under steady operating mode, reduce the oil consumption of electromotor, the environmental protection of electromotor
Property is more preferable.
(2) electromotor supplementing method for air of the present invention is gradually shortened QI invigorating pulsewidth at the end of QI invigorating, until QI invigorating is complete
Terminate, the thus work during benefit of electromotor is more smoothed out, and the output torque of electromotor is more coherent, and easy damaged is not started
Machine.
Description of the drawings
The accompanying drawing for constituting the part of the present invention is used for providing a further understanding of the present invention, the illustrative examples of the present invention and
Which is illustrated for explaining the present invention, does not constitute inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the structural representation of the making-up air device of the electromotor described in the embodiment of the present invention；
Fig. 2 is the schematic flow sheet of the electromotor supplementing method for air described in the embodiment of the present invention；
Fig. 3 is the schematic flow sheet of the electromotor supplementing method for air described in the embodiment of the present invention；
Fig. 4 is the schematic flow sheet of the electromotor supplementing method for air described in the embodiment of the present invention.
Description of reference numerals：
1- air filters, 2- turbocharger, 3- charge air coolers, 4- inlet manifold, 5- exhaust manifolds, 6- QI invigorating jet pipes, 7- are mended
Conductance rail, 8- QI invigorating nozzles, 9- air throttles, 10- control valves, 11- air gas bombs, 12- storage pressure sensors, 13- first
Control valve, 14- air compressors, the control valves of 15- second, 16- prime catalyst converters, 17- rear class catalyst converters, 18- prime deafeners,
19- rear class deafeners, pressure transducer after 20- compressors.
Specific embodiment
It should be noted that in the case where not conflicting, the embodiment and the feature in embodiment in the present invention can be mutually combined.
Below with reference to the accompanying drawings and in conjunction with the embodiments describing the present invention in detail.
The making-up air device and associated apparatus of electromotor according to embodiments of the present invention are described in detail with reference first to Fig. 1.
As shown in figure 1, for turbo-charged engine, the entrance of the combustor of electromotor is connected with gas handling system and QI invigorating dress
Put, gas handling system and making-up air device are connected in parallel between air filter 1 and the combustor of electromotor.
Gas handling system includes：The entrance of the compressor of turbocharger 2 is connected with air filter 1, the pressure of turbocharger 1
The outlet of mechanism of qi is connected with the entrance of charge air cooler 3, and pressure transducer 20 after compressor is provided between compressor and charge air cooler 3,
The outlet of charge air cooler 3 is connected with air throttle 9, and air throttle 9 is connected with inlet manifold 4, the air inlet of inlet manifold 4 and electromotor
Road is connected.
The entrance of making-up air device is connected with the outlet of air filter 1, and the outlet of making-up air device is connected with the combustor of electromotor,
In confession QI-insufficiency of the gas handling system to the combustor of electromotor, triggering making-up air device can provide fresh air to combustor, with
Improve the efficiency of electromotor.
Exhaust apparatus includes：The exhaust duct of electromotor is connected with exhaust manifold 5, entrance and the row of the turbine of turbocharger 2
Gas manifold 5 is connected, and waste gas drives rotating turbine so that the compressor work with turbine linkage, the outlet of turbine according to
It is secondary to be connected with prime catalyst converter 16, rear class catalyst converter 17, prime deafener 18 and rear class deafener 19.
Alternatively, as shown in figure 1, making-up air device can include air compressor 14 and air gas bomb 11, air gas bomb
11 are used to store compressed air, and with when making-up air device is triggered, to combustor QI invigorating, the entrance of air compressor 14 can be with
The gas handling system connection of electromotor, such as the entrance of air compressor 14 can be connected with the air filter 1 of gas handling system,
Or be connected between charge air cooler 3 and air throttle 9, the entrance of air gas bomb 11 can with the outlet of air compressor 14
Selectively communicate with, the outlet of air gas bomb 11 can be connected when making-up air device is triggered with the combustor of the cylinder of electromotor
It is logical.
Further, control valve 10 can be provided between the outlet of air gas bomb 11 and the combustor of electromotor, valve 10 is controlled
With the first valve port and multiple second valve ports, multiple second valve ports are connected correspondingly with multiple combustor of electromotor, QI invigorating
When device is triggered, the first valve port according to the detected value of engine condition signal optionally with multiple second valve ports at least
One connection supplements fresh air with the respective combustion chamber to electromotor.
In a specific example of the present utility model, as shown in figure 1, the outlet of air gas bomb 11 can be with QI invigorating guide rail
It is connected by controlling valve 10 between 7, multiple QI invigorating nozzles 8 on QI invigorating guide rail 7, can be provided with, multiple QI invigorating nozzles 8 can be single
Solely control is turned on and off, and multiple QI invigorating nozzles 8 can be connected correspondingly with multiple QI invigorating jet pipes 6, and each combustor is extremely
It is few to be connected with a QI invigorating jet pipe 6.
As shown in figure 1, the first control valve 13, air pressure are also provided between air compressor 14 and air gas bomb 11
The second control valve 15 is also provided between contracting machine 14 and the gas handling system of electromotor.The pressure value of air gas bomb 11 is more than
During equal to first predetermined value, close first and control valve 13 and the second control valve 15, make the entrance and air of air gas bomb 11
The outlet of compressor 14 disconnects, and air compressor 14 quits work；The pressure value of air gas bomb 11 is less than first predetermined value
When, close and open the first control valve 13 and the second control valve 15, the entrance of air gas bomb 11 and the outlet of air compressor 14
Connection, air compressor 14 work, high pressure fresh air are stored in air gas bomb 11.Alternatively, air gas storage
Storage pressure sensor 12 can be provided with bottle 11.
It is understood that by the control to 14 working condition of air compressor, it is possible to increase the work of air compressor 14
Efficiency, saves electricity.
Electromotor supplementing method for air according to embodiments of the present invention is described in detail referring to Fig. 1-Fig. 4.Electromotor supplementing method for air includes
Following steps：
S1, collection engine condition signal；
S2, electromotor is judged according to the detected value of engine condition signal whether in accelerating mode, electromotor is in accelerating mode,
The making-up air device of electromotor to be triggered and supplement fresh air to electromotor；
S3, electromotor is judged according to the detected value of engine condition signal whether in steady operating mode, electromotor is in steady operating mode,
Making-up air device to be optionally triggered and supplement fresh air to electromotor, and electromotor is not at steady operating mode and is not at accelerating work
Condition, making-up air device are not triggered.
In other words, when electromotor is in accelerating mode, making-up air device to be triggered and supplement fresh air to electromotor, to increase sky
Tolerance, increases the torque output of electromotor, improves the hysteresis of compressor, so as to improve pick-up of engine.
When electromotor is in steady operating mode, by optionally triggering making-up air device so that can in steady operating mode lower cylinder
To produce higher tumble flow, the air-fuel mixture speed in cylinder in induction stroke can be accelerated, make air-fuel mixture more abundant, together
When can increase compression latter stage electromotor spark plug near tubulence energy, with improve igniting stability and burning stability,
Accelerate flame propagation velocity, and then reduce the oil consumption of electromotor.
Electromotor supplementing method for air according to embodiments of the present invention, optionally triggers QI invigorating dress under steady operating mode by making electromotor
Put, can effectively lift the efficiency of combustion of electromotor fuel oil under steady operating mode, reduce the oil consumption of electromotor, the environmental protection of electromotor
Property is more preferable.
Alternatively, engine condition signal include camshaft signal, crankshaft signal, accelerator pedal signal, engine rotational speed signal,
Pressure signal at blower outlet.
In some preferred embodiments of the present invention, as shown in Figure 3 and Figure 4, step S2 can include：S21, electromotor
When the detected value of working condition signal is more than the first pre-set threshold value, making-up air device to be triggered and supplement fresh air to electromotor, and first presets
Threshold values is calibration value of the engine condition signal when electromotor is in accelerating mode.
Specifically, the first pre-set threshold value in the step s 21 is demarcation of the accelerator pedal signal when electromotor is in accelerating mode
Value, accelerator pedal signal can include accelerator pedal position signal and gas pedal rate of change signal.
Preferably, as shown in Figure 3 and Figure 4, step S21 can also include that S211 and S212, S211 are according to electromotor work
The detected value of condition signal determines the respective combustion chamber supplement fresh air to electromotor, specifically, opening controlling valve 10, triggering
QI invigorating nozzle 8.
In step S211, can be determined to the right of electromotor according to the detected value of the detected value of camshaft signal and crankshaft signal
The combustor of cylinder is answered to supplement fresh air.That is, electromotor is carried out sentencing cylinder, it is determined that in the cylinder of suction stroke,
Correspondingly QI invigorating nozzle 8 is opened, fresh air is supplemented to respective combustion chamber.
As shown in figure 3, S212 is to determine the QI invigorating moment of making-up air device in real time, mend according to the detected value of engine condition signal
Gaseous pulse width and QI invigorating duration, and according to QI invigorating moment, QI invigorating pulsewidth and respective combustion chamber from QI invigorating duration to electromotor
Supplement fresh air.
Thus, the triggering of making-up air device can be as synchronous as possible with corresponding operating mode, solves the braking problems of turbocharger, from
And the oil consumption of reduction electromotor, gas supply control is accurate and stablizes.
As shown in figure 3, in step S212, according to the detected value of the detected value and engine rotational speed signal of accelerator pedal signal
Determine QI invigorating moment, QI invigorating pulsewidth and the QI invigorating duration of making-up air device, and QI invigorating dress is adjusted according to the detected value of pressure signal
QI invigorating moment, QI invigorating pulsewidth and the QI invigorating duration put.Draw thus, it is possible to solve electromotor QI invigorating during QI invigorating and flow backwards
The surge problems for rising.
Alternatively, in induction stroke QI invigorating, QI invigorating moment, QI invigorating pulsewidth, QI invigorating duration can be controlled by plug-in ECU
System.
Preferably, as shown in Figure 3 and Figure 4, step S2 can also include：S22, the QI invigorating pulsewidth of per engine cycle are successively decreased
To terminate to supplement fresh air to electromotor.
It is understood that if QI invigorating is directly cut off at the end of QI invigorating, the air inlet of electromotor is die-offed, and this can cause the work of electromotor
Undergo mutation, easy damaged electromotor.Electromotor supplementing method for air according to embodiments of the present invention, at the end of QI invigorating, gradually contracts
Short QI invigorating pulsewidth, until QI invigorating is fully completed, the thus work during benefit of electromotor is more smoothed out, and the output of electromotor is turned round
Square is more coherent, and not easy damaged electromotor.
In a preferred embodiment of the invention, step S3 and Fig. 4 can include：S31, engine condition signal detected value it is little
In the first pre-set threshold value and in the first preset range when, electromotor is in steady operating mode, and electromotor is in steady operating mode and QI invigorating
When the pressure value of the air gas bomb 11 of device is more than or equal to default electricity more than or equal to preset pressure value, accumulator electric-quantity, mend
Device of air to be triggered and supplement fresh air to electromotor, and the first preset range is that engine condition signal is in steady work in electromotor
Calibration range during condition, the first pre-set threshold value in step S31 can be in accelerating mode in electromotor for accelerator pedal signal
When calibration value.
In other words, it is sufficient in the compressed air of air gas bomb 11, and during accumulator electric-quantity abundance, can be in steady operating mode
Lower triggering making-up air device, thus, it is possible to make full use of making-up air device, with reduce electromotor in steady operating mode when oil consumption, and
QI invigorating of the electromotor in accelerating mode is not interfered with.
Preferably, as shown in Figure 3 and Figure 4, step S31 can also include S311 and S312.S311 is according to electromotor work
The detected value of condition signal determines the respective combustion chamber supplement fresh air to electromotor, specifically, opening controlling valve 10, triggering
QI invigorating nozzle 8.
In step S311, can be determined to the right of electromotor according to the detected value of the detected value of camshaft signal and crankshaft signal
The combustor of cylinder is answered to supplement fresh air.That is, electromotor is carried out sentencing cylinder, it is determined that in the cylinder of suction stroke,
Correspondingly QI invigorating nozzle 8 is opened, fresh air is supplemented to respective combustion chamber.
As shown in Figure 3 and Figure 4, when S312 is to determine the QI invigorating of making-up air device in real time according to the detected value of engine condition signal
Carve, QI invigorating pulsewidth and QI invigorating duration, and according to QI invigorating moment, QI invigorating pulsewidth and correspondence from QI invigorating duration to electromotor
The combustor of cylinder supplements fresh air.Thus, the triggering of making-up air device can be as synchronous as possible with corresponding operating mode, QI invigorating control
System is precisely and stable.
Alternatively, in induction stroke QI invigorating, QI invigorating moment, QI invigorating pulsewidth, QI invigorating duration can be controlled by plug-in ECU
System.
As shown in figure 3, in step S312, according to the detected value of the detected value and engine rotational speed signal of accelerator pedal signal
Determine QI invigorating moment, QI invigorating pulsewidth and the QI invigorating duration of making-up air device, and QI invigorating dress is adjusted according to the detected value of pressure signal
QI invigorating moment, QI invigorating pulsewidth and the QI invigorating duration put.Thus, gas supply control is precisely and stable, can solve electromotor and exist
During QI invigorating, QI invigorating flows backwards the surge problems for causing.
Alternatively, step S3 can also include：S32, the QI invigorating pulsewidth of per engine cycle successively decrease to terminate to electromotor to supplement
Fresh air.
It is understood that if QI invigorating is directly cut off at the end of QI invigorating, the air inlet of electromotor is die-offed, and this can cause the work of electromotor
Undergo mutation, easy damaged electromotor.Electromotor supplementing method for air according to embodiments of the present invention, at the end of QI invigorating, gradually contracts
Short QI invigorating pulsewidth, until QI invigorating is fully completed, thus the work of electromotor is softer, and the output torque of electromotor is more coherent, and
Not easy damaged electromotor.
In sum, electromotor supplementing method for air according to embodiments of the present invention, by make electromotor under steady operating mode optionally
Triggering making-up air device, can improve the utilization ratio of making-up air device, and QI invigorating of the without prejudice to electromotor under accelerating mode, can be with
Oil consumption of the electromotor under steady operating mode is reduced, more preferably, gas supply control is precisely and stable for the feature of environmental protection of electromotor, and according to calming the anger
The detected value of the pressure signal in machine exit adjusts QI invigorating moment, QI invigorating pulsewidth and the QI invigorating duration of making-up air device, can solve
Certainly electromotor QI invigorating during QI invigorating flows backwards the surge problems for causing, and at the end of QI invigorating, QI invigorating pulsewidth is gradually shortened, until
QI invigorating is fully completed, and the work of electromotor can be made softer, not easy damaged electromotor.
Presently preferred embodiments of the present invention is the foregoing is only, it is not to limit the present invention, all in the spiritual and former of the present invention
Within then, any modification, equivalent substitution and improvements made etc. should be included within the scope of the present invention.
Claims (10)
1. a kind of electromotor supplementing method for air, it is characterised in that comprise the following steps：
S1, collection engine condition signal；
S2, judged the electromotor whether in accelerating mode, the electromotor according to the detected value of the engine condition signal
In accelerating mode, the making-up air device of the electromotor to be triggered and supplement fresh air to the electromotor；
S3, judged the electromotor whether in steady operating mode, the electromotor according to the detected value of the engine condition signal
In steady operating mode, the making-up air device to be optionally triggered and supplement fresh air to the electromotor, and the electromotor is not
In steady operating mode and accelerating mode is not at, the making-up air device is not triggered.
2. electromotor supplementing method for air according to claim 1, it is characterised in that step S2 includes：
When S21, the detected value of the engine condition signal are more than the first pre-set threshold value, making-up air device is triggered to described and starts
Machine supplements fresh air, and first pre-set threshold value is demarcation of the engine condition signal when the electromotor is in accelerating mode
Value.
3. electromotor supplementing method for air according to claim 2, it is characterised in that step S21 also includes：
S211, according to the detected value of the engine condition signal determine to the electromotor respective combustion chamber supplement fresh air；
S212, the QI invigorating moment, QI invigorating pulsewidth and the benefit that determine making-up air device according to the detected value of the engine condition signal in real time
Gas duration, and according to the QI invigorating moment, the QI invigorating pulsewidth and the QI invigorating duration are to the electromotor
Respective combustion chamber supplements fresh air.
4. electromotor supplementing method for air according to claim 3, it is characterised in that the engine condition signal includes：
Pressure signal at camshaft signal, crankshaft signal, accelerator pedal signal, engine rotational speed signal, blower outlet；
The first pre-set threshold value in the step s 21 is calibration value of the accelerator pedal signal when the electromotor is in accelerating mode；
In step S211, determined to described according to the detected value of the detected value and the crankshaft signal of the camshaft signal
The combustor of the corresponding cylinder of motivation supplements fresh air；
In step S212, determined according to the detected value of the detected value and the engine rotational speed signal of the accelerator pedal signal
QI invigorating moment of the making-up air device, QI invigorating pulsewidth and QI invigorating duration, and institute is adjusted according to the detected value of the pressure signal
State QI invigorating moment, QI invigorating pulsewidth and the QI invigorating duration of the making-up air device.
5. electromotor supplementing method for air according to claim 2, it is characterised in that step S2 also includes：
S22, the QI invigorating pulsewidth of the per engine cycle successively decrease to terminate to supplement fresh air to the electromotor.
6. electromotor supplementing method for air according to claim 2, it is characterised in that step S3 includes：
When S31, the detected value of the engine condition signal are less than first pre-set threshold value and are in the first preset range, institute
Electromotor is stated in steady operating mode, the electromotor is in steady operating mode and the pressure value of the air gas bomb of the making-up air device is big
When equal to preset pressure value, accumulator electric-quantity more than or equal to default electricity, the making-up air device is triggered to the electromotor and mends
Fresh air is filled, first preset range is demarcation of the engine condition signal when the electromotor is in steady operating mode
Scope.
7. electromotor supplementing method for air according to claim 6, it is characterised in that step S31 also includes：
S311, determine that according to the detected value of the engine condition signal combustor of the corresponding cylinder to the electromotor supplements new
Fresh air；
S312, the QI invigorating moment, QI invigorating pulsewidth and the benefit that determine making-up air device according to the detected value of the engine condition signal in real time
Gas duration, and according to the QI invigorating moment, the QI invigorating pulsewidth and the QI invigorating duration are to the electromotor
The combustor of correspondence cylinder supplements fresh air.
8. electromotor supplementing method for air according to claim 7, it is characterised in that
The engine condition signal includes：Camshaft signal, crankshaft signal, accelerator pedal signal, engine rotational speed signal,
Pressure signal at blower outlet；
The first pre-set threshold value in step S31 is calibration value of the accelerator pedal signal when the electromotor is in accelerating mode；
In step S311, determined to described according to the detected value of the detected value and the crankshaft signal of the camshaft signal
The combustor of the corresponding cylinder of motivation supplements fresh air；
In step S312, determined according to the detected value of the detected value and the engine rotational speed signal of the accelerator pedal signal
QI invigorating moment of the making-up air device, QI invigorating pulsewidth and QI invigorating duration, and institute is adjusted according to the detected value of the pressure signal
State QI invigorating moment, QI invigorating pulsewidth and the QI invigorating duration of the making-up air device.
9. the electromotor supplementing method for air according to any one of claim 1-8, it is characterised in that the making-up air device bag
Air compressor and air gas bomb are included, the entrance of the air compression presses is connected with the gas handling system of the electromotor, described
The entrance of air gas bomb is optionally connected with the outlet of the air compressor, the outlet of the air gas bomb with it is described
The combustor of the cylinder of electromotor is connected when the making-up air device is triggered.
10. electromotor supplementing method for air according to claim 9, it is characterised in that the outlet of the air gas bomb and institute
It is provided with control valve between the combustor for stating electromotor, the control valve has the first valve port and multiple second valve ports, multiple described the
Two valve ports are connected correspondingly with multiple combustor of the electromotor, when the making-up air device is triggered, first valve port
According to the detected value of the engine condition signal optionally connect with least one of the plurality of second valve port with to
The respective combustion chamber of the electromotor supplements fresh air.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN109458253A (en) * | 2018-12-12 | 2019-03-12 | 中国船舶重工集团公司第七研究所 | Air compensating system and gas supply control method |
| CN114263542A (en) * | 2021-12-31 | 2022-04-01 | 潍柴动力股份有限公司 | Air control method |
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| CN106555711B (en) | 2019-03-12 |
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