CN102024452A - Vehicle provided with audio system for production of engine noise - Google Patents
Vehicle provided with audio system for production of engine noise Download PDFInfo
- Publication number
- CN102024452A CN102024452A CN2010102828333A CN201010282833A CN102024452A CN 102024452 A CN102024452 A CN 102024452A CN 2010102828333 A CN2010102828333 A CN 2010102828333A CN 201010282833 A CN201010282833 A CN 201010282833A CN 102024452 A CN102024452 A CN 102024452A
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- China
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- vehicle
- engine noise
- microphone device
- loudspeaker
- wheel cover
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q9/00—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q5/00—Arrangement or adaptation of acoustic signal devices
- B60Q5/005—Arrangement or adaptation of acoustic signal devices automatically actuated
- B60Q5/008—Arrangement or adaptation of acoustic signal devices automatically actuated for signaling silent vehicles, e.g. for warning that a hybrid or electric vehicle is approaching
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K15/00—Acoustics not otherwise provided for
- G10K15/02—Synthesis of acoustic waves
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Human Computer Interaction (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- General Health & Medical Sciences (AREA)
- Multimedia (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
The invention relates to a vehicle provided with an audio system for a production of an engine noise. The audio system comprises an engine noise production unit (2,3), which is formed as a function of operating parameters of the vehicle to produce an engine noise signal, and a loudspeaker unit (5 to 8), which is coupled with the engine noise production unit. The loudspeaker unit (5 to 8) is arranged in a wheel housing (14) of the vehicle (1). Preferably, the vehicle (1) is an electric vehicle.
Description
Technical field
The present invention relates to a kind of vehicle, particularly have and be used for producing engine noise and/or being used for producing the electric vehicle of the sound equipment of engine noise at outside vehicle in inner space with the sound equipment that is used to produce engine noise.
Background technology
Electric vehicle or have the motor vehicle driven by mixed power of at least one Vidacare corp than the vehicle with internal combustion engine, has very slight engine noise.The personnel of outside vehicle are passerby or pedestrian thereby may just feel vehicle a little later a bit for example.In addition, the engine noise with vehicle of internal combustion engine can make the vehicle driver feel the present speed of vehicle.And the vehicle with Vidacare corp does not provide this indirect velocity information to the vehicle driver, so the vehicle driver may be difficult to estimate travel speed.
Therefore known in the prior artly be, produce engine noise artificially at electric vehicle, described engine noise is outwards sent by near the loudspeaker the ventilation fence of vehicle front shroud (Fronthaube) below, and propagates in the vehicle inside space by the car door loudspeaker.But engine noise is propagated into outside vehicle need very big sound power.And the sound that so produces can't make vehicle driver and pedestrian's satisfaction.
Summary of the invention
Therefore the objective of the invention is to, propose a kind of scheme with low cost, it is at electric vehicle, no matter in the vehicle inside space, still at outside vehicle, can both produce gratifying engine noise.
According to the present invention, adopt vehicle, and adopt vehicle according to Claim 8 according to claim 1, can realize this purpose.Dependent claims defines preferred and favourable embodiment of the present invention.
According to the present invention, a kind of vehicle with the sound equipment that is used to produce engine noise is proposed.This sound equipment comprises engine noise generation device and microphone device.The engine noise generation device produces the engine noise signal according to the operational factor of vehicle.Described engine noise signal is fed to microphone device, and microphone device is according to the sonorific engine noise of this signal.Microphone device is arranged in the wheel cover of vehicle.In the wheel cover that microphone device is arranged on the vehicle body, so can produce common engine noise sound spectrogram in simple mode.
Microphone device can comprise sounding body, and preferably the sounding body that is made of plastics suitably is equipped with at least one loudspeaker in sounding body, makes loudspeaker the wheel cover shell of engine noise on wheel cover can be propagated.Sounding body for example can be a hollow body, and its volume for example is about 5 liters.Microphone device preferably includes two loudspeakers that are encased in the sounding body.In order to protect loudspeaker, microphone device can all have a roll guard before each loudspeaker, and this roll guard hides loudspeaker towards wheel cover.Because the wheel cover shell is made by plastics, metal or their combination usually, so can obtain a kind of specially suitable sound spectrogram by the combination of sounding body and wheel cover shell.In order to make loudspeaker obtain moisture protection, microphone device can be arranged on the top of the wheel cover shell on the wheel cover.
According to a kind of embodiment, in each wheel cover of vehicle, be equipped with an aforesaid microphone device.So just can guarantee to produce noise equably, can make the pedestrian feel vehicle reliably thus at vehicle periphery.For example can be alternatively only in the wheel cover of front-wheel or only in the wheel cover of trailing wheel, respectively be provided with an aforesaid microphone device.
The engine noise generation device for example can comprise stereo set, MP3 player or the computing machine of vehicle, stores one or more corresponding noises on it, and can play.
According to the present invention, engine noise means the noise corresponding with internal combustion engine noise, but also can be the sound, tune etc., and it may not reflect the engine noise of internal combustion engine as engine noise.But engine noise is preferably corresponding to internal combustion engine noise.
According to a kind of embodiment, the engine noise generation device sends the engine noise signal with different sound intensity levels.The engine noise generation device for example can reduce the sound intensity level of the engine noise signal of electricity along with the raising of car speed.When speed was higher, vehicle was usually located on highway or the local road, can not run into or seldom run into the pedestrian here.Can when speed is higher, reduce engine noise in view of the above.
According to the present invention, a kind of vehicle with the sound equipment that is used to produce engine noise has also been proposed, as previously mentioned, this sound equipment comprises engine noise generation device and microphone device.Microphone device is arranged in the intermediate bracket of vehicle.In order to obtain the suitable sound spectrogram and the suitable sound intensity, microphone device can have sounding body, and at least one loudspeaker suitably is housed in this sounding body, thus it with engine noise towards the vehicle inside spatial transmission.Microphone device for example can comprise two loudspeakers, and wherein first loudspeaker is mainly propagated engine noise towards the driver side of vehicle, and second loudspeaker is then mainly propagated engine noise towards copilot's side of vehicle.So just can make equably that driver and copilot hear sound.Because microphone device is arranged in the intermediate bracket of vehicle, so resulting sound spectrogram is similar to known internal combustion engine sound spectrogram.
According to a kind of embodiment, the engine noise generation device can improve the sound intensity level of engine noise signal along with the raising of car speed.Adopt this mode can be along with the raising of car speed in inner space, to produce loud engine noise, make the vehicle driver on sound, feel speed thus.
According to a kind of embodiment, the vehicle operating parameters that influences the noise signal that the engine noise generation device produced comprises the position of car speed or vehicle throttle pedal.Produce the engine noise signal according to the speed of vehicle and/or the throttle control position of vehicle, and then produce the engine noise send, adopt this mode to produce and sound spectrogram that reflection and car speed and engine output are complementary.Particularly can make the vehicle driver feel the output power of car speed and vehicle motor thus.
According to a kind of embodiment, vehicle can have microphone device at least one, in a plurality of or all vehicle wheel cover, and has microphone device in the vehicle intermediate bracket.
Description of drawings
The contrast accompanying drawing is by preferred embodiment introducing the present invention below.
The schematically illustrated vehicle that is used to produce the sound equipment of engine noise according to having of one embodiment of the present invention of Fig. 1;
Fig. 2 is the schematic cut-open view according to the vehicle front-wheel cover of one embodiment of the present invention.
Embodiment
Fig. 1 is the schematic vertical view of vehicle 1.The travel direction of advancing of vehicle 1 illustrates with arrow 19, and promptly in Fig. 1, the front end of vehicle 1 is positioned at the right side, and rear vehicle end is positioned at the left side.Vehicle 1 comprises left rear wheel 10, off hind wheel 11, the near front wheel 12 and off-front wheel 13.Each wheel 10-13 is equipped with corresponding wheel cover, and described wheel cover will contrast Fig. 2 and describe in detail.In each wheel cover, all be provided with microphone device, promptly in the wheel cover of wheel 10, be provided with microphone device 5, in the wheel cover of wheel 11, be provided with microphone device 6, in the wheel cover of wheel 12, be provided with microphone device 7, in the wheel cover of wheel 13, be provided with microphone device 8.Each microphone device 5-8 includes a sounding body
16 and two loudspeakers 17.Two loudspeakers 17 suitably are fixed on the sounding body 16, make their fillings be arranged on the opening on the sounding body 16.Sounding body 16 for example can be made of plastics.
Vehicle 1 comprises another microphone device 9 in the inner space that is arranged on vehicle 1.Microphone device 9 is installed in the intermediate bracket of vehicle 1, and comprises a sounding body 16 and two loudspeakers 17.These two loudspeakers 17 are suitably installed, and make that a loudspeaker 17 can be towards the driver side signal of sounding, and another loudspeaker 17 can be towards copilot's side signal of sounding.
Vehicle 1 also comprises three engine noise generation device 2-4.Engine noise generation device 2 joins with microphone device 5,6 couplings of trailing wheel 10,11, and engine noise generation device 3 joins with the microphone device 7 and 8 couplings of front-wheel 12,13, the microphone device 9 couplings connection in engine noise generation device 4 and the inner space.Engine noise generation device 2-4 can have the storer of numeral, and for example hard disk or flash memory digitally store engine noise on it.Engine noise generation device 2-4 all has: be used to make the CAN bus interface of CAN bus 20 couplings connection of engine noise generation device 2-4 and vehicle; The RS232 interface that the interface 21 of numeral is for example connected; With other joint 22 power connection for example.CAN bus 20 all is provided with terminal impedance 23 on each engine noise generation device 2-4.By interface 21 and other joint 22 of CAN bus 20, numeral, engine noise generation device 2-4 detects the running parameter of vehicle 1, for example the throttle control position of the present speed of vehicle 1 or vehicle 1.According to the running parameter of these vehicles that record 1, engine noise generation device 2-4 produces the engine noise signal, and these engine noise signals are passed to loudspeaker 17 by corresponding circuit, and is output as the engine noise of sound there.
According to the running parameter of measured vehicle 1, engine noise generation device 2-4 for example can regulate the tonequality of engine noise and the sound intensity of engine noise.For example, when speed was low, outwards the sound intensity of towards microphone device 5-8 can because vehicle is usually located on highway or the local road, can not run into or seldom run into the pedestrian here greater than the sound intensity when speed is higher when speed is higher.On the contrary, the internal noise that is sent by microphone device 9 can be conditioned loudlyer when speed is higher, so that loud engine noise is passed to driver and passenger in the inner space, as be this kind situation when vehicle has internal combustion engine.Engine noise generation device 2 and 3 also can be combined into a common engine noise generation device mutually, and it jointly is controlled at four microphone device 5-8 in the wheel cover of wheel 10-13.
The wiring situation of loudspeaker shown in Fig. 1 17 in microphone device 5-8, under this wiring situation, two loudspeakers 17 of microphone device 5-8 all are connected in series, and per two this loudspeaker series circuits all are connected in parallel.For example when each loudspeaker 17 all had 4 ohm impedance, from the angle of engine noise generation device 2,3, this circuit also produced 4 ohm impedance.Thereby both can use standard loudspeaker supplied, also can use the standard final stage.
Microphone device 5-9 all has sounding body 16, and the volume of this sounding body for example is about 5 liters.Such volume is enough to produce sounding effectively on the one hand in microphone device 5-9, and is compact on the other hand, thereby microphone device 5-9 can be installed in the wheel cover of wheel 10-13 and be installed in the intermediate bracket.
Fig. 2 is the detailed section view of the wheel cover 14 of the near front wheel 12.Wheel cover 14 be positioned at vehicle 1 left side front mudguard 24 below.Lamp unit 25 is installed in mudguard 24 built-inly.Wheel 12 be positioned at mudguard 24 below, and in the zone of wheel cover 14, surrounded by the zone relative of wheel cover shell 15 with mudguard 24.Microphone device 7 is positioned at the top of wheel cover shell 15, and this wheel cover shell for example can be made by the combination of plastics, metal or plastics and metal.Microphone device 7 is included in the sounding body 16 shown in the cut-open view.Sounding body 16 has two openings 26, and loudspeaker 17 is inserted in these openings.In order to hide loudspeaker 17, before these loudspeakers 17, a roll guard 18 was being arranged all before each loudspeaker 17 on the direction of wheel cover shell 15.For the purpose of understanding, the wiring situation of also not shown loudspeaker 17 and engine noise generation device 3 in Fig. 2.
Because loudspeaker 17 is arranged on the sounding body 16, and this sounding body 16 is positioned on the vehicle body of vehicle 1, and sound propagates towards wheel cover shell 15, so can produce suitable sound spectrogram especially simply.
Adopt this set-up mode at the sounding body 16 that two loudspeakers 17 are respectively arranged, the sound spectrogram that is produced can allow the passenger of vehicle 1 and the personnel of vehicle 1 outside feel comfortable.
Although engine noise produces in engine noise generation device 2-4 in above stated specification, but engine noise also can by the stereo set of vehicle for example MP3 player or computing machine produce, and directly or by corresponding amplifier final stage flow to microphone device 5-9.Although in above stated specification, used ten loudspeakers, so that producing engine noise outside the vehicle and in the vehicle inside space, but also can use the loudspeaker of any amount, for example in each wheel cover, use a loudspeaker respectively, and in the vehicle inside space, use a loudspeaker.Be used for not only can being used to as described above have the vehicle of Vidacare corp in vehicle interior and/or outside the present invention who produces engine noise, and can be advantageously used in vehicle with arbitrary other drive unit, so that at vehicle interior with outside produce or influence engine noise.
Reference numerals list
1 vehicle
2-4 engine noise generation device
The 5-9 microphone device
The 10-13 wheel
14 wheel covers
15 wheel cover shells
16 sounding bodies
17 loudspeakers
18 roll guards
19 travel directions of advancing
20 CAN buses
The interface of 21 numerals
22 other joints
23 terminal impedances
24 mudguards
25 lamp unit
26 openings
Claims (16)
1. vehicle with the sound equipment that is used to produce engine noise, wherein this sound equipment comprises:
-engine noise generation device (2,3), its operational factor according to vehicle (1) produces the engine noise signal; With
-microphone device (5-8), itself and engine noise generation device (2,3) coupling join, and produce engine noise according to the engine noise signal,
It is characterized in that microphone device (5-8) is arranged in the wheel cover (14) of vehicle (1).
2. vehicle as claimed in claim 1 is characterized in that, is equipped with microphone device (5-8) in each wheel cover (14) of vehicle (1).
3. vehicle as claimed in claim 1 or 2 is characterized in that, microphone device (5-8) is arranged on the top of the wheel cover shell (15) on the wheel cover (14).
4. each described vehicle in the claim as described above, it is characterized in that, microphone device (5-8) comprises sounding body (16), at least one loudspeaker (17) suitably is installed in sounding body, makes described at least one loudspeaker (17) that the wheel cover shell (15) of engine noise on wheel cover (14) propagated.
5. vehicle as claimed in claim 4 is characterized in that, microphone device (5-8) comprises two loudspeakers (17) that are encased in the sounding body (16).
6. as claim 4 or 5 described vehicles, it is characterized in that microphone device (5-8) comprises roll guard (18), this roll guard hides described at least one loudspeaker (17) towards wheel cover (14).
7. each described vehicle in the claim as described above is characterized in that engine noise generation device (2,3) makes the sound intensity level of engine noise signal reduce along with the raising of the speed of vehicle (1) through design.
8. vehicle with the sound equipment that is used to produce engine noise, wherein this sound equipment comprises:
-engine noise generation device (4), its operational factor according to vehicle (1) produces the engine noise signal; With
-microphone device (9), itself and engine noise generation device (4) coupling join, and produce engine noise according to the engine noise signal,
It is characterized in that microphone device (9) is arranged in the intermediate bracket of vehicle.
9. vehicle as claimed in claim 8, it is characterized in that, microphone device (9) comprises sounding body (16), and at least one loudspeaker (17) suitably is installed in sounding body, makes described at least one loudspeaker (16) that engine noise is propagated towards the inner space of vehicle (1).
10. vehicle as claimed in claim 8 or 9, it is characterized in that, microphone device (9) comprises first loudspeaker (17) and second loudspeaker (17), these loudspeakers are through suitably being provided with, the loudspeaker of winning (17) is mainly propagated engine noise towards the driver of vehicle (1), second loudspeaker (17) is then mainly propagated engine noise towards the copilot of vehicle (1).
11., it is characterized in that engine noise generation device (4) makes the sound intensity level of electric engine noise signal improve along with the raising of the speed of vehicle (1) through design as each described vehicle among the claim 8-10.
12. each described vehicle in the claim is characterized in that the operational factor of vehicle comprises the speed of vehicle (1) as described above.
13. each described vehicle in the claim is characterized in that as described above, the operational factor of vehicle comprises the throttle control position of vehicle (1).
14. each described vehicle in the claim is characterized in that as described above, engine noise generation device (2-4) makes the sound intensity level of engine noise signal regulate according to the operational factor of vehicle (1) through design.
15. each described vehicle in the claim is characterized in that as described above, vehicle (1) comprises electric vehicle or has the vehicle of the driving engine of at least one electricity.
16. each described vehicle in the claim as described above, it is characterized in that, vehicle (1) has at least two microphone device (5-9), at least one microphone device (5-8) in wherein said at least two microphone device is arranged in the wheel cover (14) of vehicle (1), and another microphone device at least (9) in described at least two microphone device is arranged in the intermediate bracket of vehicle (1).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE200910040898 DE102009040898A1 (en) | 2009-09-11 | 2009-09-11 | Vehicle, particularly electric vehicle or hybrid vehicle, comprises audio system for production of engine noise, where audio system comprises engine noise production unit |
| DE102009040898.3 | 2009-09-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102024452A true CN102024452A (en) | 2011-04-20 |
| CN102024452B CN102024452B (en) | 2013-11-20 |
Family
ID=43571110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102828333A Active CN102024452B (en) | 2009-09-11 | 2010-09-10 | Vehicle provided with audio system for production of engine noise |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102024452B (en) |
| DE (1) | DE102009040898A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102651215A (en) * | 2012-04-27 | 2012-08-29 | 浙江吉利汽车研究院有限公司杭州分公司 | Noise producing device of automobile engine and control method thereof |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2505432A1 (en) * | 2011-03-31 | 2012-10-03 | Alcatel Lucent | Altert system for wheeled vehicles |
| DE102011111422A1 (en) | 2011-08-23 | 2013-02-28 | Audi Ag | Multifunction belt for a motor vehicle |
| DE102011084168B4 (en) | 2011-10-07 | 2020-07-09 | Röchling Automotive AG & Co. KG | Flexible shaft loudspeaker, motor vehicle with flexible shaft loudspeaker, and use of a flexible shaft loudspeaker |
| DE102012020780B4 (en) * | 2012-10-23 | 2022-02-17 | Audi Ag | motor vehicle |
| US9902321B2 (en) | 2013-05-01 | 2018-02-27 | Jaguar Land Rover Limited | Control system, vehicle and method |
| GB2513611B (en) * | 2013-05-01 | 2015-10-14 | Jaguar Land Rover Ltd | Control system, vehicle and method |
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| US20090060217A1 (en) * | 2007-09-03 | 2009-03-05 | Honda Motor Co., Ltd. | Vehicular active vibratory noise control apparatus |
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- 2009-09-11 DE DE200910040898 patent/DE102009040898A1/en active Pending
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| CN1207819A (en) * | 1995-11-30 | 1999-02-10 | 西门子电气有限公司 | System and method for reducing engine noise |
| US7231052B2 (en) * | 2002-07-18 | 2007-06-12 | Honda Giken Kogyo Kabushiki Kaisha | Vibration-isolating and sound isolating system for vehicle |
| US20050201570A1 (en) * | 2004-03-10 | 2005-09-15 | Yamaha Corporation | Engine sound processing system |
| CN101366072A (en) * | 2005-11-01 | 2009-02-11 | 丰田自动车株式会社 | Engine sound control apparatus and control method |
| US20080240457A1 (en) * | 2007-03-30 | 2008-10-02 | Honda Motor Co., Ltd. | Active noise control apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102651215A (en) * | 2012-04-27 | 2012-08-29 | 浙江吉利汽车研究院有限公司杭州分公司 | Noise producing device of automobile engine and control method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102024452B (en) | 2013-11-20 |
| DE102009040898A1 (en) | 2011-03-17 |
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