CN105973458B - A kind of simulation speed change tire running is in micro-surface area road rumble indoor test device and method - Google Patents
A kind of simulation speed change tire running is in micro-surface area road rumble indoor test device and method Download PDFInfo
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- CN105973458B CN105973458B CN201610304488.6A CN201610304488A CN105973458B CN 105973458 B CN105973458 B CN 105973458B CN 201610304488 A CN201610304488 A CN 201610304488A CN 105973458 B CN105973458 B CN 105973458B
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- 238000012360 testing method Methods 0.000 title claims abstract description 69
- 230000008859 change Effects 0.000 title claims abstract description 19
- 238000004088 simulation Methods 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000009413 insulation Methods 0.000 claims abstract description 34
- 238000002474 experimental method Methods 0.000 claims description 12
- 230000033001 locomotion Effects 0.000 claims description 10
- 230000036541 health Effects 0.000 claims description 9
- 238000001228 spectrum Methods 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 6
- 239000010426 asphalt Substances 0.000 claims description 4
- 238000010276 construction Methods 0.000 claims description 4
- 238000010998 test method Methods 0.000 claims description 4
- 230000002745 absorbent Effects 0.000 claims description 3
- 239000002250 absorbent Substances 0.000 claims description 3
- 238000010183 spectrum analysis Methods 0.000 claims description 3
- 230000009471 action Effects 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 1
- 238000000691 measurement method Methods 0.000 abstract description 3
- 239000000203 mixture Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 239000012814 acoustic material Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000013079 data visualisation Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
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- 230000006872 improvement Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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- 239000002002 slurry Substances 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H17/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves, not provided for in the preceding groups
Abstract
In micro-surface area road rumble indoor test device and method, it is related to a kind of test device and method for a kind of simulation speed change tire running, and in particular to a kind of simulation speed change tire running is in micro-surface area road rumble indoor test device and method.The present invention is a kind of for micro-surface area road surface internal car noise indoor simulation measurement method in order to solve the problems, such as not having also at present.The present invention includes rectangle sound insulation box body, wheel shaft, tire, control power supply, sound level meter fixing piece, sound level meter, wheel fixing bearing, two direction of the launch electromagnet, two reception direction electromagnet and four springs, it is provided with test specimen fixed card slot along its length on bottom surface in rectangle sound-proof box body, test specimen is arranged in test specimen fixed card slot, sliding slot there are two symmetrically being opened on the madial wall of rectangle sound insulation box body, the both ends of wheel shaft correspond to and are inserted into two sliding slots, and tire is sleeved on the middle part of wheel shaft by wheel fixing bearing.The invention belongs to traffic and transport fields.
Description
Technical field
The present invention relates to a kind of test device and methods, and in particular to a kind of simulation speed change tire running is on micro-surface area road surface
Test device and method, belong to traffic and transport field in noise room.
Background technology
Micro-surface area is the preventive maintenance method to grow up on the basis of slurry seal.Operation principle is certain with having
The aggregate chips or sand of grading, filler and polymer modification emulsified asphalt, outer-penetrating agent and water, by a certain percentage mixing mixed at flow model
Expect mixture, then uniformly dispenses in the sealing on road surface.Compared to prevailing roadway, it has waterproof, wear-resisting, raising skid resistance
Can, the advantages of flatness be improved, can be used for filling up stable track, be to construct at normal temperatures, do not have toxic smog, dust, make an uproar
It is arranged outside sound pollution, coal waste water, is a kind of construction method of environmental protection.But it in use, finds to find micro- table in driving process
The internal car noise for locating road surface is higher than other bituminous paving noises, affects the ride comfort of passenger, becomes micro zooming
The bottleneck of development.
Invention content
The present invention is to solve the problems, such as do not have also one kind being used for micro-surface area road surface internal car noise indoor simulation measurement method at present,
And then propose a kind of simulation speed change tire running in micro-surface area road rumble indoor test device and method.
The present invention adopts the technical scheme that in order to solve the above problem：Device of the present invention includes rectangle sound-proof box
Body, wheel shaft, tire, control power supply, sound level meter fixing piece, sound level meter, wheel fixing bearing, two direction of the launch electromagnet, two
A reception direction electromagnet and four springs are provided with test specimen fixed card slot in rectangle sound-proof box body along its length on bottom surface,
Test specimen is arranged in test specimen fixed card slot, is symmetrically opened on the madial wall of rectangle sound insulation box body there are two sliding slot, the both ends of wheel shaft
Correspondence is inserted into two sliding slots, and tire is sleeved on the middle part of wheel shaft, and the wheel rim and test specimen of tire by wheel fixing bearing
Upper surface contacts, and the both ends of wheel shaft are connect by two springs with one end of rectangle sound insulation box body, and the both ends of wheel shaft pass through another
Outer two springs are connect with the other end of rectangle sound insulation box body, and two direction of the launch electromagnet are symmetricly set on rectangle sound insulation
One end in box body, two receive direction electromagnet and are symmetricly set on the other end in rectangle sound-proof box body, rectangle sound insulation
The middle part of cartridge upper surface is equipped with air level, and control power supply is mounted on the upper surface of rectangle sound insulation box body, control power supply control
The opening and closing of two direction of the launch electromagnet and two reception direction electromagnet, sound level meter pass through sound level meter fixing piece and wheel
Axis connection.
Further, the lower surface of rectangle sound insulation box body is laid with four height adjustment bolts.
Further, the both ends of wheel shaft are equipped with hook card slot, and the upper end of sound level meter fixing piece is articulated in hook card slot.
Further, the both ends end face of wheel shaft is equipped with noise absorbent film.
The method of the invention is as follows：
Step 1: according to《Standard specification for construction and acceptance of highway asphalt pavement》In related request, configure different grading types
Micro-surface area test specimen；
Health is carried out Step 2: test specimen is placed in space of the temperature more than 10 DEG C, ensures the test specimen within the health period
11 surfaces are not rolled；
Step 3: after the completion of test specimen health, test specimen is put into the test specimen fixed card slot in rectangle sound-proof box body on bottom surface
It is interior, and leveling is carried out to test specimen, it is ensured that the wheel rim of tire is contacted with the upper surface of test specimen；
Step 4: installing VB-Z9200 magnetoelectric tachometric transducers at the both ends of wheel shaft, the both ends of wheel shaft are passed through into spring
It is connect respectively with the both ends in rectangle sound-proof box body；
Step 5: sound level meter and speedometer pass through sound level meter fixing piece and wheel axis connection；
Step 6: by controlling two direction of the launch electromagnet of power initiation, two direction of the launch electromagnet pull wheel shaft
It is mobile, when wheel shaft is moved at two direction of the launch electromagnet, cut off the power, wheel shaft starts to transport under the action of spring tension
Dynamic, sound level meter and speedometer record the noise generated during tire motion and movement velocity；
It is tested Step 7: being respectively placed on tire on the micro-surface area road surface of different grading types, tire is drawn to
Same position discharges, and 1/1 octave real time spectrum of HS6228 types is used during noise, the related data of speed, experiment
Noise in analyzer measuring device；
Step 8: analyzed according to the obtained speed of experiment and sound level meter record, real-time spectrum analyzer obtain it is equivalent
Sound level analyzes the relativeness between room noise and micro-surface area gradation types and automobile driving speed.
The beneficial effects of the invention are as follows：1, the tire selected by the present invention is that car often uses tire, can preferably be reacted
The noise that practical road surface is generated due to vehicle traveling；2, the present invention during the test can be with Control experiment condition, by rectangular
Shape sound insulation box body has significantly completely cut off the interference of external environment, and according to the principle of check experiment, design measures tire and steel
The noise testing link of plate makes tire and the noise of micro-surface area test specimen obtain from the noise for largely eliminating device itself
To largely restoring；3, the present invention accelerates entire tire by spring, and records the speed in whole process and noise
Situation can obtain the correspondence of friction speed and noise, by changing the grading of micro-surface area, when can obtain different gradation
The relationship of speed and noise；4, the present invention more effective solution asking of can not measuring in advance of micro-surface area road rumble at this stage
Topic, can measure the room noise on different micro-surface area road surfaces, to obtain the smaller micro-surface area grading of noise through the invention；5,
The experimental rig of the present invention can adjust the gradient of whole device by levelling device, to can measure micro- table under different gradient
Locate the relationship of the noise and speed on road surface；6, the present invention is easy to operate during the test, does not need other external world's auxiliary, colleges and universities
Environmental protection.
Description of the drawings
Fig. 1 is the overall structure diagram of test device of the present invention, and Fig. 2 is the structural schematic diagram of wheel shaft.
Specific implementation mode
Specific implementation mode one：Illustrate present embodiment in conjunction with Fig. 1 and Fig. 2, a kind of simulation speed change described in present embodiment
Tire running includes rectangle sound insulation box body 1, wheel shaft 2, tire 3, control power supply in micro-surface area road rumble indoor test device
4, sound level meter fixing piece 5, sound level meter 6, the direction of the launch electromagnet 8, two of wheel fixing bearing 7, two receive direction electromagnet 9
With four springs 10, test specimen fixed card slot 1-1 is provided on 1 inner bottom surface of rectangle sound insulation box body along its length, test specimen 11 is arranged
In test specimen fixed card slot 1-1, symmetrically opened on the madial wall of rectangle sound insulation box body 1 there are two sliding slot 1-2, the both ends of wheel shaft 2
Correspondence is inserted into two sliding slot 1-2, and tire 3 is sleeved on the middle part of wheel shaft 2, and the wheel rim of tire 3 by wheel fixing bearing 7
It is contacted with 11 upper surface of test specimen, the both ends of wheel shaft 2 are connect by two springs 10 with one end of rectangle sound insulation box body 1, wheel shaft 2
Both ends connect with the other end of rectangle sound insulation box body 1 by other two spring 10, two direction of the launch electromagnet 8 are symmetrical
One end in rectangle sound insulation box body 1 is set, and two receive direction electromagnet 9 and are symmetricly set in rectangle sound insulation box body 1
The other end, the middle part of 1 upper surface of rectangle sound insulation box body is equipped with air level, and control power supply 4 is mounted on rectangle sound insulation box body 1
Upper surface, control power supply 4 control two direction of the launch electromagnet 8 and two reception direction electromagnet 9 opening and closing, sound
Grade meter 6 is connect by sound level meter fixing piece 5 with wheel shaft 2.
In present embodiment on sound level meter fixing piece 5 other installation speed meter and sound level meter 6, the probe of sound level meter 6 is drawn
Go out the position to tire 3 and 11 surface joint of test specimen, to measure what tire 3 generated on micro-surface area road surface to greatest extent
Noise, speedometer and sound level meter 6 are installed together can be with road surface of the same race, same speed, the speed under synchronization and noise
Size, convenient for analysis.
The both ends of wheel shaft 2, which are inserted into corresponding sliding slot 1-2, can effectively prevent tire 3 to pitch.
Two direction of the launch electromagnet 8, two receive direction electromagnet 9 and four springs 10 group respectively in present embodiment
At two emitters, two emitters make wheel shaft 2 that the reciprocating linear on test specimen 11 of tire 3 be driven to move, the maximum of tire 3
Instantaneous velocity can reach 60km/h, and can be made by adjusting the height of test specimen 11 in test specimen fixed card slot 1-1 tire 3 with
11 surface of test specimen comes into full contact with.
Noise-measuring analysis is formed by sound level meter, accurate noise spectrum analysis system, spectrum analyzer in present embodiment
Device.Sound level meter uses 1/1 octave real-time spectrum analyzer of HS6228 types, the sound level meter can direct output AC/DC signal,
The noise data that record can also be stored, after measurement can directly output noise analyzed.This measurement method is by sound level meter
It is fixed on wheel shaft, the probe of sound level meter is guided into tire and micro-surface area road surface intersection with straight-bar, in tire motion mistake
Noise is measured in real time in journey.Before experiment starts, sound level meter power supply is opened, it can be by changing filter in measurement process
Centre frequency obtains the sound control for being tested noise, to obtain entire frequency spectrum.According to the frequency spectrum, you can analysis is not at the same level
Size with tyre noise under micro-surface area, friction speed, different gradient.
Test specimen 11 in present embodiment is made of the micro-surface area section of three pieces of different grading types, and total length is 1.2 meters,
The length in each micro-surface area section is 0.4 meter, and width is 0.4 meter；Tire 3 uses the general car tire of rubber material, specifically
The tire used be more common low pressure tire, this carcass have elasticity it is good, section is wide, big with road contact face, wall it is thin and
And the feature that thermal diffusivity is good；Speedometer uses " VB-Z9200 magnetoelectric tachometric transducers ", for measuring tire in motion process
Each instantaneous velocity.The sensor weight about 150g, thread size are M16 × 1.0 or M16 × 1.5, the range of speeds of measurement
For 100~10000r/min (60 tooth).The sensor has light weight, is easily installed, output signal is powerful, strong antijamming capability
And the advantages of need not powering；Rectangle sound insulation box body 1 makes 1.6 meters of growth using acoustic material, 0.6 meter wide, high 0.8 meter
Cuboid closed container.
Specific implementation mode two：Illustrate present embodiment in conjunction with Fig. 1 and Fig. 2, a kind of simulation speed change described in present embodiment
Tire running is laid with four height in the lower surface of the rectangle sound insulation box body 1 of micro-surface area road rumble indoor test device
Adjusting bolt 12.
Present embodiment has the technical effect that：So set, passing through four height adjustment bolts 12, thus it is possible to vary test specimen 11
Gradient, to obtain micro-surface area structure of the same race, the relationship of speed and noise under different gradient.Other compositions and connection
Relationship is same as the specific embodiment one.
Specific implementation mode three：Illustrate present embodiment in conjunction with Fig. 1 and Fig. 2, a kind of simulation speed change described in present embodiment
Tire running is equipped with hook card slot 2-1 at the both ends of the wheel shaft 2 of micro-surface area road rumble indoor test device, and sound level meter is fixed
The upper end of part 5 is articulated in hook card slot 2-1.Other compositions and connection relation are same as the specific embodiment one.
Specific implementation mode four：Illustrate present embodiment in conjunction with Fig. 1 and Fig. 2, a kind of simulation speed change described in present embodiment
Tire running is equipped with noise absorbent film 13 in the both ends end face of the wheel shaft 2 of micro-surface area road rumble indoor test device.It is other
Composition and connection relation are same as the specific embodiment one.
Specific implementation mode five：Illustrate present embodiment in conjunction with Fig. 1 and Fig. 2, a kind of simulation speed change described in present embodiment
Tire running is as follows in micro-surface area road rumble indoor test method：
Step 1: according to《Standard specification for construction and acceptance of highway asphalt pavement》In related request, configure different grading types
Test specimen 11；
Health is carried out Step 2: test specimen 11 is placed in space of the temperature more than 10 DEG C, ensures to try within the health period
11 surface of part is not rolled；
Step 3: after the completion of 11 health of test specimen, the test specimen that test specimen 11 is put on 1 inner bottom surface of rectangle sound insulation box body is fixed
In card slot 1-1, and leveling is carried out to test specimen 11, it is ensured that the wheel rim of tire 3 is contacted with the upper surface of test specimen 11；
Step 4: installing VB-Z9200 magnetoelectric tachometric transducers at the both ends of wheel shaft 2, the both ends of wheel shaft 2 are passed through into bullet
Spring 10 is connect with the both ends in rectangle sound insulation box body 1 respectively；
Step 5: sound level meter 6 and speedometer are connect by sound level meter fixing piece 5 with wheel shaft 2；
Step 6: starting two direction of the launch electromagnet 8 by controlling power supply 4, two direction of the launch electromagnet 8 pull wheel
Axis 2 moves, and when wheel shaft 2 is moved at two direction of the launch electromagnet 8, cuts off the power, effect of the wheel shaft 2 in 10 pulling force of spring
Lower setting in motion, sound level meter 6 and speedometer record the noise generated in 3 motion process of tire and movement velocity；
It is tested Step 7: being respectively placed on tire 3 on the micro-surface area road surface of different grading types, tire 3 is pulled
To same position discharge, obtain noise, speed related data, experiment during use the real-time frequency of 1/1 octave of HS6228 types
Noise in spectrum analysis instrument measuring device；
Step 8: analyzed according to the obtained speed of experiment and sound level meter record, real-time spectrum analyzer obtain it is equivalent
Sound level analyzes the relativeness between room noise and micro-surface area gradation types and automobile driving speed.
After obtaining the related data of micro-surface area experiment, check experiment is carried out.Micro-surface area test specimen is changed into certain thickness flat
Whole steel plate repeats test procedure, the data of speed and noise when obtaining using steel plate as object of reference.The data visualization is experiment
The noise of instrument itself having.With after the data comparison that obtains before, the noise of tire 3 and micro-surface area road surface can be obtained, carry
The high order of accuarcy of noise testing
The above described is only a preferred embodiment of the present invention, be not intended to limit the present invention in any form, though
So the present invention has been disclosed as a preferred embodiment, and however, it is not intended to limit the invention, any technology people for being familiar with this profession
Member, without departing from the scope of the present invention, when the technology contents using the disclosure above make a little change or modification
For the equivalent embodiment of equivalent variations, as long as be without departing from technical solution of the present invention content, according to the technical essence of the invention,
Within the spirit and principles in the present invention, to any simple modification, equivalent replacement and improvement etc. made by above example, still
Belong within the protection domain of technical solution of the present invention.
Claims (5)
1. a kind of simulation speed change tire running is in micro-surface area road rumble indoor test device, it is characterised in that：A kind of mould
Quasi- speed change tire running includes rectangle sound insulation box body (1), wheel shaft (2), tire in micro-surface area road rumble indoor test device
(3), control power supply (4), sound level meter fixing piece (5), sound level meter (6), wheel fixing bearing (7), two direction of the launch electromagnet
(8), two receive direction electromagnet (9) and four springs (10), are opened along its length on rectangle sound insulation box body (1) inner bottom surface
There is test specimen fixed card slot (1-1), test specimen (11) setting is in test specimen fixed card slot (1-1), the inside of rectangle sound insulation box body (1)
It is symmetrically opened on wall there are two sliding slot (1-2), the both ends of wheel shaft (2), which correspond to, to be inserted into two sliding slots (1-2), and tire (3) passes through
Wheel fixing bearing (7) is sleeved on the middle part of wheel shaft (2), and the wheel rim of tire (3) is contacted with test specimen (11) upper surface, wheel shaft
(2) both ends are connect by two springs (10) with one end of rectangle sound insulation box body (1), in addition the both ends of wheel shaft (2) pass through
Two springs (10) connect with the other end of rectangle sound insulation box body (1), and two direction of the launch electromagnet (8) are symmetricly set on length
One end in rectangular sound insulation box body (1), two receive direction electromagnet (9) and are symmetricly set in rectangle sound insulation box body (1)
The middle part of the other end, rectangle sound insulation box body (1) upper surface is equipped with air level, and control power supply (4) is mounted on rectangle sound-proof box
The upper surface of body (1), control power supply (4) controls two direction of the launch electromagnet (8) and two receive opening for direction electromagnet (9)
It opens and closes, sound level meter (6) is connect by sound level meter fixing piece (5) with wheel shaft (2).
2. a kind of simulation speed change tire running is in micro-surface area road rumble indoor test device, spy according to claim 1
Sign is：The lower surface of rectangle sound insulation box body (1) is laid with four height adjustment bolts (12).
3. a kind of simulation speed change tire running is in micro-surface area road rumble indoor test device, spy according to claim 1
Sign is：The both ends of wheel shaft (2) are equipped with hook card slot (2-1), and the upper end of sound level meter fixing piece (5) is articulated in hook card slot
In (2-1).
4. a kind of simulation speed change tire running is in micro-surface area road rumble indoor test device, spy according to claim 1
Sign is：The both ends end face of wheel shaft (2) is equipped with noise absorbent film (13).
5. it is a kind of using claim 1 described device simulation speed change tire running in micro-surface area road rumble indoor test method,
It is characterized in that：It is described it is a kind of simulation speed change tire running micro-surface area road rumble indoor test method specific steps such as
Under：
Step 1: according to《Standard specification for construction and acceptance of highway asphalt pavement》In related request, configure the test specimen of different grading types
(11)；
Health is carried out Step 2: test specimen (11) is placed in space of the temperature more than 10 DEG C, ensures the test specimen within the health period
(11) surface is not rolled；
Step 3: after the completion of test specimen (11) health, it is solid that test specimen (11) is put into the test specimen on rectangle sound insulation box body (1) inner bottom surface
Determine in card slot (1-1), and leveling is carried out to test specimen (11), it is ensured that the wheel rim of tire (3) is contacted with the upper surface of test specimen (11)；
Step 4: installing VB-Z9200 magnetoelectric tachometric transducers at the both ends of wheel shaft (2), the both ends of wheel shaft (2) are passed through into bullet
Spring (10) is connect with the both ends in rectangle sound insulation box body (1) respectively；
Step 5: sound level meter (6) and speedometer are connect by sound level meter fixing piece (5) with wheel shaft (2)；
Step 6: starting two direction of the launch electromagnet (8) by controlling power supply (4), two direction of the launch electromagnet (8) pull
Wheel shaft (2) is mobile, when wheel shaft (2) is moved at two direction of the launch electromagnet (8), cuts off the power, wheel shaft (2) is in spring
(10) setting in motion under the action of pulling force, sound level meter (6) and speedometer record the noise generated in tire (3) motion process and
Movement velocity；
It is tested Step 7: tire (3) is placed on the micro-surface area road surface of different grading types respectively, tire (3) is pulled
To same position discharge, obtain noise, speed related data, experiment during use the real-time frequency of 1/1 octave of HS6228 types
Noise in spectrum analysis instrument measuring device；
Step 8: speed and the sound level meter record, the real-time spectrum analyzer that are obtained according to experiment analyze the equivalent sound level obtained,
Analyze the relativeness between room noise and micro-surface area gradation types and automobile driving speed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610304488.6A CN105973458B (en) | 2016-05-10 | 2016-05-10 | A kind of simulation speed change tire running is in micro-surface area road rumble indoor test device and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610304488.6A CN105973458B (en) | 2016-05-10 | 2016-05-10 | A kind of simulation speed change tire running is in micro-surface area road rumble indoor test device and method |
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| CN105973458A CN105973458A (en) | 2016-09-28 |
| CN105973458B true CN105973458B (en) | 2018-11-02 |
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| CN113567156A (en) * | 2021-07-22 | 2021-10-29 | 青岛双星轮胎工业有限公司 | Device and method for testing tire noise by using semi-anechoic chamber flat steel belt testing machine |
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|---|---|---|---|---|
| CN2876737Y (en) * | 2006-08-18 | 2007-03-07 | 交通部公路科学研究院 | Noise tester for use between pavement and tyre |
| CN102998365A (en) * | 2012-12-03 | 2013-03-27 | 哈尔滨工业大学 | Micro-surfacing mixture noise indoor-test method |
| CN104237116A (en) * | 2014-09-12 | 2014-12-24 | 东南大学 | System and method for testing tire/road noise |
| CN105136283A (en) * | 2015-08-05 | 2015-12-09 | 哈尔滨工业大学 | Micro-surfacing mixture noise indoor testing device and method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP4857897B2 (en) * | 2006-05-12 | 2012-01-18 | 日産自動車株式会社 | Noise control method and noise control device |
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2016
- 2016-05-10 CN CN201610304488.6A patent/CN105973458B/en not_active Expired - Fee Related
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|---|---|---|---|---|
| CN2876737Y (en) * | 2006-08-18 | 2007-03-07 | 交通部公路科学研究院 | Noise tester for use between pavement and tyre |
| CN102998365A (en) * | 2012-12-03 | 2013-03-27 | 哈尔滨工业大学 | Micro-surfacing mixture noise indoor-test method |
| CN104237116A (en) * | 2014-09-12 | 2014-12-24 | 东南大学 | System and method for testing tire/road noise |
| CN105136283A (en) * | 2015-08-05 | 2015-12-09 | 哈尔滨工业大学 | Micro-surfacing mixture noise indoor testing device and method |
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| Title |
|---|
| 不同类型微表处噪声特性的室内试验;孙晓立等;《公路交通科技》;20120229;第29卷(第2期);第18-22,39页 * |
| 微表处混合料室内噪声测试方法;曹丽萍等;《土木建筑与环境工程》;20121231;第34卷;第173-176页 * |
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