CN107131988A - A kind of crash dummy chest pressure Distribution Test system and method for testing - Google Patents
A kind of crash dummy chest pressure Distribution Test system and method for testing Download PDFInfo
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- CN107131988A CN107131988A CN201710351725.9A CN201710351725A CN107131988A CN 107131988 A CN107131988 A CN 107131988A CN 201710351725 A CN201710351725 A CN 201710351725A CN 107131988 A CN107131988 A CN 107131988A
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- 238000009826 distribution Methods 0.000 title claims abstract description 62
- 238000012360 testing method Methods 0.000 title claims abstract description 29
- 206010008469 Chest discomfort Diseases 0.000 title claims abstract description 12
- 238000000034 method Methods 0.000 title claims description 21
- 210000000481 breast Anatomy 0.000 claims abstract description 51
- 238000005259 measurement Methods 0.000 claims abstract description 43
- 230000006378 damage Effects 0.000 claims abstract description 30
- 238000011156 evaluation Methods 0.000 claims abstract description 21
- 208000027418 Wounds and injury Diseases 0.000 claims abstract description 17
- 208000014674 injury Diseases 0.000 claims abstract description 17
- 208000029224 Thoracic injury Diseases 0.000 claims abstract description 11
- 238000007405 data analysis Methods 0.000 claims abstract description 9
- 210000001835 viscera Anatomy 0.000 claims abstract description 6
- 238000013507 mapping Methods 0.000 claims abstract description 5
- 210000000038 chest Anatomy 0.000 claims description 22
- 210000000115 thoracic cavity Anatomy 0.000 claims description 8
- 230000009278 visceral effect Effects 0.000 claims description 8
- 238000002474 experimental method Methods 0.000 claims description 6
- 239000003094 microcapsule Substances 0.000 claims description 6
- 238000004088 simulation Methods 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 5
- 230000003902 lesion Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 239000011159 matrix material Substances 0.000 claims description 4
- 238000012545 processing Methods 0.000 claims description 4
- 238000010998 test method Methods 0.000 claims description 4
- 238000004364 calculation method Methods 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 235000006508 Nelumbo nucifera Nutrition 0.000 claims 1
- 240000002853 Nelumbo nucifera Species 0.000 claims 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 claims 1
- 239000004744 fabric Substances 0.000 claims 1
- 238000004458 analytical method Methods 0.000 description 2
- 238000004441 surface measurement Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- VQLYBLABXAHUDN-UHFFFAOYSA-N bis(4-fluorophenyl)-methyl-(1,2,4-triazol-1-ylmethyl)silane;methyl n-(1h-benzimidazol-2-yl)carbamate Chemical compound C1=CC=C2NC(NC(=O)OC)=NC2=C1.C=1C=C(F)C=CC=1[Si](C=1C=CC(F)=CC=1)(C)CN1C=NC=N1 VQLYBLABXAHUDN-UHFFFAOYSA-N 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010191 image analysis Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 231100001160 nonlethal Toxicity 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/24—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet
- G01L1/247—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet using distributed sensing elements, e.g. microcapsules
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/20—Design optimisation, verification or simulation
- G06F30/23—Design optimisation, verification or simulation using finite element methods [FEM] or finite difference methods [FDM]
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2119/00—Details relating to the type or aim of the analysis or the optimisation
- G06F2119/06—Power analysis or power optimisation
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- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Evolutionary Computation (AREA)
- Geometry (AREA)
- General Engineering & Computer Science (AREA)
- Measuring And Recording Apparatus For Diagnosis (AREA)
Abstract
The invention provides a kind of crash dummy chest pressure Distribution Test system, including demarcating module, measurement module, data analysis module and evaluation module, wherein, collection of the measurement module for the position pressure that is hit to dummy breast；Demarcating module is used for the corresponding relation set up between pressure size and pressure-sensitive concentration data value；Identification module is used to recognize the situation of dummy breast surface pressure distribution according to pressure-sensitive color depth measured in measurement module, and generates the pressure size for calculating corresponding Stress Map and each position；Evaluation module is used to evaluate dummy breast stress result according to thoracic injury criterion；The invention can according to dummy breast pressure distribution size and human body viscera degree of injury and can be between Bearing degree mapping relations, Damage Evaluation is provided to measured dummy breast pressure distribution value, to have more intuitive assessment to the result measured.
Description
Technical field
The present invention relates to a kind of method of testing of mechanical damage dummy breast pressure distribution, more particularly to a kind of measurable vacation
People's chest is hit the pressure distribution of position, and provides according to thoracic injury criterion the measurement appraisal procedure of Damage Evaluation.
Background technology
At present for this kind of mechanical damage dummy of car crash dummy thoracic injury test mainly for chest displacement or
Acceleration, and there is blank in the measurement for chest surface pressure distribution, but measurement dummy breast pressure distribution is to assessing
The be hit distribution of force characteristic of position of non-lethal weapon attack performance, analysis occupant has very important effect.It is existing
Pressure image analysis system price it is expensive, and can not meet to mechanical damage dummy breast internal structure when being impacted
Pressure distribution measurement requirement.
The content of the invention
Present invention aims at solving the above problems there is provided a kind of measurable mechanical damage dummy breast pressure distribution, into
This is relatively low, and this kind of mechanics of car crash dummy that is specially adapted for of Damage Evaluation can be provided according to thoracic injury criterion damages
Hinder the dummy breast Pressure Distribution Measuring System of dummy.
The technical scheme is that there is provided a kind of crash dummy chest pressure Distribution Test system, including calibration mold
Block, measurement module, data analysis module and evaluation module, it is characterised in that：
Collection of the measurement module for the position pressure that is hit to dummy breast；
Gatherer process realizes that pressure-sensitive by being coated respectively with micro-capsule color-producing bodies and substance that show color by pressure-sensitive of pair of pages type
Two egative films composition, when in use, by coating portion facet opposite place ensure contact；When in measurement process dummy breast by
During impact, pressure-sensitive stress causes internal micro capsules break and discharges color-producing bodies, and color-producing bodies develop the color with substance that show color
Reaction, so as to produce color；Color depth is different and different with stress size, is recorded so as to realize with pressure-sensitive picture
The result of dummy breast surface diverse location stress size；
Demarcating module is used for the corresponding relation set up between pressure size and pressure-sensitive concentration data value so that measurement module
In pressure-sensitive concentration data measuring the size and distribution situation of dummy breast pressure can be determined by this corresponding relation；
Identification module is used to recognize that dummy breast surface is pressed according to pressure-sensitive color depth measured in measurement module
The situation of power distribution, and generate the pressure size for calculating corresponding Stress Map and each position；
Evaluation module is used to evaluate dummy breast stress result according to thoracic injury criterion.
Further, in calibration process, using standard circular pressure head, using the loading of different grades of external force to a certain type
Pressure-sensitive repeatedly tested, obtain the image information of pressure-sensitive under different brackets pressure conditions, and pass through inside programming
Two-dimensional image pixel is read, pressure-sensitive concentration data is represented in the form of gray value size, it is not equal eventually through determining
Gray value size corresponding to level pressure, so as to set up the corresponding relation between pressure size and pressure-sensitive concentration data value.
Further, identification module includes measurement data scanning and two parts of Data Analysis Services, wherein measurement data
Scan and refer to the pressure-sensitive information obtained in measurement module is converted into image digitization information by scanning device, becoming program can
The two-dimensional pixel matrix of identification；Then gray scale is carried out to image digitization information by internal processes during Data Analysis Services
Value is read, and recognizes the pressure size of pressure-sensitive according to the gray value set up in demarcating module-pressure corresponding relation, then
Dummy breast is finally obtained by calculation to be hit the surface pressure distribution situation of position, and directly displays out pressure distribution
Cloud atlas, pressure area, the test result of maximum pressure and the pressure values of optional position.
Further, in evaluation module, building for thoracic injury interpretational criteria is limited by volunteer's experiment or manikin
First emulation mode obtain human body can Bearing degree and visceral injury degree and human chest it is loaded between dependency relation, so
Equal chest stress load is applied to dummy afterwards, different stress loads are obtained, difference applies dummy breast surface pressing under position
It is distributed size, and dummy breast pressure distribution size and human body viscera degree of injury is set up based on this and can be between Bearing degree
Mapping relations, and finally set up one can be confirmed by dummy breast surface pressure size degree of injury and tolerance grade
Thoracic injury interpretational criteria.
Crash dummy chest pressure Distribution Test system progress method of testing, specific bag are utilized present invention also offers a kind of
Include：
Step 1. is directed to pressure-sensitive of a type, and pressure-sensitive is loaded respectively by certain gradient using standard circular pressure head
Different grades of pressure, carries out test of many times；
Step 2. according to obtaining corresponding pressure-sensitive picture information under different level of pressure strength conditions,
Program is write in MATLAB and two-dimensional image pixel is read, the gray value size under different pressure-sensitive picture concentration is read；
The gray value size drawn is mapped by step 3. with the pressure level applied before, sets up pressure size
With the corresponding relation between pressure-sensitive concentration data value, and it is stored in database and is used to inquire about below；
Step 4. is measured to the pressure distribution of dummy breast detected part, by the pressure-sensitive size according to surveyed position
Feature is cut into required size, then is attached to detected part by pressure-sensitive cut, for chest outer surface measurement just
Chest detected part directly is attached to by pressure-sensitive, for the measurement of pressure distribution at the rib of thoracic cavity, thoracic cavity can be attached to by pressure-sensitive
Rib outer surface carries out thoracic cavity body structure surface pressure distribution measurement；
Step 5. is loaded to dummy breast measured position, pressure-sensitive obtained by obtaining under the grade pressure conditions
Measurement result, image information is converted to by scanner scanning by information such as the pressure distributions on pressure-sensitive；
The image information for scanning acquisition is input in computer by step 6., is realized by internal processes to pressure-sensitive picture
The reading of information and analyzing and processing, analyze the gray value in image information, form the test data that can be used in finally judging；
Step 7. is drawn including being tested position according to the corresponding relation between the gray value and pressure set up in demarcating module
Pressure distribution cloud atlas, pressure area, the test result of maximum pressure and the pressure values of optional position；
Step 8. is set up using the data that volunteer's experiment, human body FEM Numerical Simulation and documents and materials are obtained are included
In evaluation module human body can Bearing degree and visceral injury degree and human chest it is loaded between dependency relation；
Step 9. draws corresponding human body by the relation set up in evaluation module by the dummy breast pressure distribution drawn
Visceral injury degree, and corresponding lesion assessment is carried out to the pressure distribution.
The beneficial effects of the present invention are：
(1) invention is simple to operate, can reduce the cost of pressure graphical analysis, meets to this kind of power of car crash dummy
Learn the requirement of damage dummy breast pressure distribution measurement.
(2) invention can according to dummy breast pressure distribution size and human body viscera degree of injury and can Bearing degree it
Between mapping relations, Damage Evaluation is provided to measured dummy breast pressure distribution value, to have more straight to the result measured
The assessment of sight.
(3) invention uses modularized design, is divided into demarcating module, measurement module, identification module, evaluation module this four
Coordinated manipulation is simple and convenient between module, each module.
Brief description of the drawings
Fig. 1 is the function structure chart of crash dummy chest pressure Distribution Test system；
Fig. 2 is the test of mechanical damage dummy breast pressure distribution and lesion assessment flow chart.
Embodiment
Below with reference to drawings and examples, the embodiment to the present invention is described in further detail.
As shown in figure 1, this embodiment offers a kind of crash dummy chest pressure Distribution Test system include demarcating module,
Measurement module, data analysis module and evaluation module.
Wherein, collection of the measurement module for the position pressure that is hit to dummy breast.
Gatherer process mainly realized by a kind of pressure-sensitive of pair of pages type, and this pressure-sensitive is added lustre to thing by being coated respectively with micro-capsule
Two egative films composition of matter and substance that show color, when in use, coating portion facet opposite is placed and ensures contact.When in measurement process
When dummy breast is impacted, pressure-sensitive stress causes internal micro capsules break and discharges color-producing bodies, color-producing bodies and colour developing
Chromogenic reaction occurs for material, so as to produce color.Color depth is different and different with stress size, so as to realize with pressure
The result of quick picture record dummy breast surface diverse location stress size.
Demarcating module is used for the corresponding relation set up between pressure size and pressure-sensitive concentration data value so that measurement module
In pressure-sensitive concentration data measuring the size and distribution situation of dummy breast pressure can be determined by this corresponding relation.
Calibration process is main by using standard circular pressure head, and the pressure to a certain type is loaded using different grades of external force
Quick is repeatedly tested, and obtains the image information of pressure-sensitive under different brackets pressure conditions, and read by inside programming
Two-dimensional image pixel, represents pressure-sensitive concentration data in the form of gray value size.Eventually through determination different brackets pressure
Strong corresponding gray value size, so as to set up the corresponding relation between pressure size and pressure-sensitive concentration data value.Set up
Corresponding relation be stored in as database in internal processes so that follow-up identification module is used.
Identification module is used to recognize that dummy breast surface is pressed according to pressure-sensitive color depth measured in measurement module
The situation of power distribution, and generate the pressure size for calculating corresponding Stress Map and each position.
The module includes measurement data scanning and two parts of Data Analysis Services.Wherein measurement data scanning is primarily referred to as
The pressure-sensitive information obtained in measurement module is converted into by image digitization information by the high-precision scanning device such as scanner, become
The recognizable two-dimensional pixel matrix of program；Then image digitization information is entered by internal processes during Data Analysis Services
Row gray value is read, and recognizes according to the gray value set up in demarcating module-pressure corresponding relation the pressure of pressure-sensitive
Size, then by the calculations such as cyclical function, matrix most value function finally obtain dummy breast be hit position surface press
Power distribution situation, and directly display out the test such as pressure distribution cloud atlas, pressure area, maximum pressure and pressure values of optional position
As a result.
Evaluation module is used to evaluate dummy breast stress result according to thoracic injury criterion.
The foundation of chest Damage Evaluation criterion mainly passes through volunteer's experiment, manikin finite element simulation in the module
Etc. method obtain human body can Bearing degree and visceral injury degree and human chest it is loaded between dependency relation, it is then right
Dummy applies equal chest stress load, obtains different stress loads, and difference applies dummy breast surface pressure distribution under position
Size, and dummy breast pressure distribution size and human body viscera degree of injury are set up based on this and can be between Bearing degree mapping
Relation, and finally set up a chest that degree of injury can be confirmed by dummy breast surface pressure size and grade is resistant to
Portion's Damage Evaluation criterion.
As shown in Fig. 2 the embodiment additionally provides a kind of method of testing of dummy's skin device for testing endurance, specific bag
Include：
Step 1. is directed to pressure-sensitive of a certain type, and pressure-sensitive is added respectively by certain gradient using standard circular pressure head
Different grades of pressure is carried, test of many times is carried out；
Step 2. according to obtaining corresponding pressure-sensitive picture information under different level of pressure strength conditions,
Program is write in MATLAB and two-dimensional image pixel is read, the gray value size under different pressure-sensitive picture concentration is read；
The gray value size drawn is mapped by step 3. with the pressure level applied before, sets up pressure size
With the corresponding relation between pressure-sensitive concentration data value, and it is stored in database and is used to inquire about below.
Step 4. is measured to the pressure distribution of dummy breast detected part, by the pressure-sensitive size according to surveyed position
Feature is cut into required size, then is attached to detected part by pressure-sensitive cut, for chest outer surface measurement just
Chest detected part directly is attached to by pressure-sensitive, for the measurement of pressure distribution at the rib of thoracic cavity, rib can be attached to by pressure-sensitive
Outer surface carries out thoracic cavity body structure surface pressure distribution measurement, and should be noted in installation process can not touch in pressure-sensitive
The heart, should pinch pressure-sensitive corner to carry out installation operation, and two layers of the film cut out need to be fitted in by pressure-sensitive of pair of pages type
Laid again together.
Step 5. is loaded to dummy breast measured position, pressure-sensitive obtained by obtaining under the grade pressure conditions
Measurement result, image information is converted to by scanner scanning by information such as the pressure distributions on pressure-sensitive.
The image information for scanning acquisition is input in computer by step 6., is realized by internal processes to pressure-sensitive picture
The reading of information and analyzing and processing, analyze the gray value in image information, form the test data that can be used for finally judging.
Step 7. draws the pressure at tested position according to the corresponding relation between the gray value and pressure set up in demarcating module
The test results such as power cloud charts, pressure area, maximum pressure and the pressure values of optional position.
Step 8. sets up evaluation module using data such as volunteer's experiment, human body FEM Numerical Simulation and documents and materials
Middle human body can Bearing degree and visceral injury degree and human chest it is loaded between dependency relation.
Step 9. draws corresponding human body by the relation set up in evaluation module by the dummy breast pressure distribution drawn
Visceral injury degree, and corresponding lesion assessment is carried out to the pressure distribution.
Although the principle of the present invention is described in detail above in conjunction with the preferred embodiments of the present invention, this area skill
Art personnel are it should be understood that above-described embodiment is only the explanation of the exemplary implementation to the present invention, not to present invention bag
Restriction containing scope.Details in embodiment is simultaneously not meant to limit the scope of the invention, in the spirit without departing substantially from the present invention and
In the case of scope, any equivalent transformation based on technical solution of the present invention, simple replacement etc. are obvious to be changed, and is all fallen within
Within the scope of the present invention.
Claims (5)
1. a kind of crash dummy chest pressure Distribution Test system, including demarcating module, measurement module, data analysis module and comment
Valency module, it is characterised in that it is characterized in that it is characterized in that：
Collection of the measurement module for the position pressure that is hit to dummy breast；
Gatherer process realized by pressure-sensitive of pair of pages type, pressure-sensitive by being coated respectively with micro-capsule color-producing bodies and substance that show color two
Egative film composition is opened, when in use, coating portion facet opposite is placed and ensures contact；When dummy breast is impacted in measurement process
When, pressure-sensitive stress causes internal micro capsules break and discharges color-producing bodies, and with substance that show color chromogenic reaction occurs for color-producing bodies,
So as to produce color；Color depth is different and different with stress size, and dummy is recorded with pressure-sensitive picture so as to realize
The result of chest surface diverse location stress size；
Demarcating module is used for the corresponding relation set up between pressure size and pressure-sensitive concentration data value so that surveyed in measurement module
The pressure-sensitive concentration data obtained can determine the size and distribution situation of dummy breast pressure by this corresponding relation；
Identification module is used to recognize dummy breast surface pressing point according to pressure-sensitive color depth measured in measurement module
The situation of cloth, and generate the pressure size for calculating corresponding Stress Map and each position；
Evaluation module is used to evaluate dummy breast stress result according to thoracic injury criterion.
2. crash dummy chest pressure Distribution Test system according to claim 1, it is characterised in that：In calibration process,
Using standard circular pressure head, loaded using different grades of external force and pressure-sensitive of a certain type is repeatedly tested, obtained not
The image information of pressure-sensitive under ad eundem pressure conditions, and two-dimensional image pixel is read by inside programming, with gray value
The form of size represents pressure-sensitive concentration data, eventually through the gray value size determined corresponding to different brackets pressure, from
And the corresponding relation set up between pressure size and pressure-sensitive concentration data value.
3. crash dummy chest pressure Distribution Test system according to claim 1, it is characterised in that：Identification module includes
Measurement data is scanned and two parts of Data Analysis Services, and wherein measurement data scanning refers to measurement module by scanning device
Pressure-sensitive information of middle acquisition is converted into image digitization information, becomes the recognizable two-dimensional pixel matrix of program；Then in data
Gray value reading is carried out to image digitization information by internal processes during analyzing and processing, and set up according in demarcating module
Gray value-pressure corresponding relation finally obtain dummy breast to recognize the pressure size of pressure-sensitive, then by calculation
Be hit the surface pressure distribution situation of position, and directly displays out pressure distribution cloud atlas, pressure area, maximum pressure and any
The test result of the pressure values of position.
4. crash dummy chest pressure Distribution Test system according to claim 1, it is characterised in that：In evaluation module,
Building for thoracic injury interpretational criteria can Bearing degree by volunteer's experiment or manikin finite element simulation method acquisition human body
And visceral injury degree and human chest it is loaded between dependency relation, equal chest stress then is applied to dummy and carried
Lotus, obtains different stress loads, difference applies dummy breast surface pressure distribution size under position, and sets up dummy's chest based on this
Portion's pressure distribution size and human body viscera degree of injury and mapping relations that can be between Bearing degree, and finally set up one and can lead to
Dummy breast surface pressure size is crossed to confirm the thoracic injury interpretational criteria of degree of injury and tolerance grade.
5. carrying out method of testing using crash dummy chest pressure Distribution Test system described in claim 1, specifically include：
Step 1. is directed to pressure-sensitive of a type, and difference is loaded respectively by certain gradient to pressure-sensitive using standard circular pressure head
The pressure of grade, carries out test of many times；
Step 2. under different level of pressure strength conditions according to corresponding pressure-sensitive picture information is obtained, in MATLAB
Write program and read two-dimensional image pixel, read the gray value size under different pressure-sensitive picture concentration；
The gray value size drawn is mapped by step 3. with the pressure level applied before, sets up pressure size and pressure
Corresponding relation between quick concentration data value, and be stored in database and used to inquire about below；
Step 4. is measured to the pressure distribution of dummy breast detected part, by the pressure-sensitive size characteristic according to surveyed position
Required size is cut into, then detected part is attached to by pressure-sensitive cut, the measurement for chest outer surface is just direct
Chest detected part is attached to by pressure-sensitive, for the measurement of pressure distribution at the rib of thoracic cavity, thoracic cavity rib can be attached to by pressure-sensitive
Outer surface carries out thoracic cavity body structure surface pressure distribution measurement；
Step 5. is loaded to dummy breast measured position, the measurement of pressure-sensitive obtained by obtaining under the grade pressure conditions
As a result, the information such as the pressure distribution on pressure-sensitive are converted to by image information by scanner scanning；
The image information for scanning acquisition is input in computer by step 6., is realized by internal processes to pressure-sensitive picture information
Reading and analyzing and processing, analyze the gray value in image information, form the test data that can be used in finally judging；
Step 7. draws the pressure including being tested position according to the corresponding relation between the gray value and pressure set up in demarcating module
Power cloud charts, pressure area, the test result of maximum pressure and the pressure values of optional position；
Step 8. is set up and evaluated using the data that volunteer's experiment, human body FEM Numerical Simulation and documents and materials are obtained are included
In module human body can Bearing degree and visceral injury degree and human chest it is loaded between dependency relation；
Step 9. draws corresponding human body viscera by the relation set up in evaluation module by the dummy breast pressure distribution drawn
Degree of injury, and corresponding lesion assessment is carried out to the pressure distribution.
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| CN108908378A (en) * | 2018-05-14 | 2018-11-30 | 莱茵检测认证服务（中国）有限公司 | A kind of test method of people and footprint pressure during robotic contact |
| CN111882828A (en) * | 2020-07-22 | 2020-11-03 | 郝磊 | Landslide prevention early warning device and using method thereof |
| CN113514218A (en) * | 2021-07-13 | 2021-10-19 | 中国建筑第四工程局有限公司 | Test method and test system of intelligent protective clothing |
| CN114235268A (en) * | 2021-07-27 | 2022-03-25 | 中国人民解放军总医院第六医学中心 | Dummy head and neck force measuring device and method |
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| CN116223066A (en) * | 2023-05-10 | 2023-06-06 | 中国汽车技术研究中心有限公司 | Method, equipment and medium for evaluating biological fidelity of chest of automobile collision dummy |
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| CN111882828B (en) * | 2020-07-22 | 2021-08-20 | 淮北智淮科技有限公司 | Landslide prevention early warning device and using method thereof |
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