Road vehicles — Anthropomorphic side impact dummy — Lateral impact response requirements to assess the biofidelity of the dummy

This Technical Report describes laboratory test procedures and impact response requirements suitable for assessing the lateral impact biofidelity of the head, neck, shoulder, thorax, abdomen and pelvis of crash test dummies, subcomponent test devices, and math models that are used to represent a 50th percentile adult male. The method used by ISO to determine an overall biofidelity rating for a given side impact surrogate has been added to this Technical Report.

Véhicules routiers — Mannequin anthropomorphe pour essai de choc latéral — Exigences de réponse en choc latéral pour évaluer la biofidélité du mannequin

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Status
Published
Publication Date
15-Dec-1999
Current Stage
6060 - International Standard published
Completion Date
16-Dec-1999
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ISO/TR 9790:1999 - Road vehicles -- Anthropomorphic side impact dummy -- Lateral impact response requirements to assess the biofidelity of the dummy
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TECHNICAL ISO/TR
REPORT 9790
First edition
1999-12-01
Road vehicles — Anthropomorphic side
impact dummy — Lateral impact response
requirements to assess the biofidelity of
the dummy
Véhicules routiers — Mannequin anthropomorphe pour essai de choc
latéral — Exigences de réponse en choc latéral pour évaluer la biofidélité
du mannequin
Reference number
ISO/TR 9790:1999(E)
©
ISO 1999

---------------------- Page: 1 ----------------------
ISO/TR 9790:1999(E)
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ii © ISO 1999 – All rights reserved

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ISO/TR 9790:1999(E)
Contents
Foreword.vi
1 Scope .1
2 Biomechanical basis .1
2.1 Head Tests.1
2.2 Neck Tests.1
2.3 Shoulder Tests.1
2.4 Thorax Tests.2
2.5 Abdomen Tests.2
2.6 Pelvis Tests .2
3 Overall biofidelity calculation.2
4 Pendulum impacts.4
4.1 Shoulder Test 1.4
4.1.1 Original Data.4
4.1.2 Test Setup.4
4.1.3 Instrumentation.4
4.1.4 Response Requirements.4
4.2 Thorax Tests 1 and 2 .4
4.2.1 Original Data.4
4.2.2 Test Setup.4
4.2.3 Instrumentation.4
4.2.4 Response Requirements.5
4.3 Pelvis Tests 1 and 2.5
4.3.1 Original Data.5
4.3.2 Test Setup.5
4.3.3 Instrumentation.5
4.3.4 Response Requirements.5
5 Lateral drops .5
5.1 Head Test 1.5
5.1.1 Original Data.5
5.1.2 Test Setup.5
5.1.3 Instrumentation.6
5.1.4 Response Requirement.6
5.2 Head Test 2.6
5.2.1 Original Data.6
5.2.2 Test Setup.6
5.2.3 Instrumentation.6
5.2.4 Response Requirement.6
5.3 Thorax Tests 3 & 4 and Pelvis Tests 3 - 6 .6
5.3.1 Original Data.6
5.3.2 Test Setup.7
5.3.3 Instrumentation.7
5.3.4 Response Requirements.7
5.4 Abdomen Tests 1 and 2 .7
5.4.1 Original Data.7
5.4.2 Test Setup.7
5.4.3 Instrumentation.7
5.4.4 Response Requirements.7
6 Sled tests.8
6.1 Neck Test 1 and Shoulder Test 2 .8
© ISO 1999 – All rights reserved iii

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ISO/TR 9790:1999(E)
6.1.1 Original Data.8
6.1.2 Test Setup.8
6.1.3 Instrumentation.8
6.1.4 Response Requirements.8
6.2 Neck Test 2 .8
6.2.1 Original Data.8
6.2.2 Test Setup.9
6.2.3 Instrumentation.9
6.2.4 Response Requirements.9
6.3 Neck Test 3 and Shoulder Test 3 .9
6.3.1 Original Data.9
6.3.2 Test Setup.9
6.3.3 Instrumentation.9
6.3.4 Response Requirements.10
6.4 Thorax Test 5 and Pelvis Tests 7 - 9 .10
6.4.1 Original Data.10
6.4.2 Test Setup.10
6.4.3 Instrumentation.10
6.4.4 Response Requirements.10
6.5 Shoulder Test 4, Thorax Test 6, Abdomen Tests 3 - 5, and Pelvis Tests 10 - 13 .11
6.5.1 Original Data.11
6.5.2 Test Setup.11
6.5.3 Instrumentation.11
6.5.4 Response Requirements.11
7 References.11
Annex A Analysis of Association PEUGEOT-RENAULT lateral shoulder impact.24
A.1 Original Data.24
A.2 Normalized data .24
A.3 Force versus time response requirements .25
A.4 Maximum deflection response requirement .25
Annex B Analysis of HSRI lateral thoracic impact data.30
B.1 Original Data.30
B.2 Normalized data .30
B.3 Response requirements.31
Annex C Analysis of WSU/GMR oblique lateral thoracic impact data.38
C.1 Original Data.38
C.2 Normalized data .38
C.3 Comparison of lateral and oblique lateral test results.39
C.4 Comparison of oblique lateral results to HSRI lateral results.40
C.5 Elimination of massively damaged cadavers .40
C.6 Response requirements.40
C.6.1 Normalized Impactor Force Versus Time Corridor for 4,3 m/s Impacts.40
C.6.2 Normalized Impactor Force Versus Time Corridor for 6,7 m/s Impacts.40
Annex D Analysis of onser lateral pelvic impact data .49
D.1 Original Data.49
D.2 Normalized data .49
D.3 Peak impactor force response requirements.50
Annex E Analysis of HODGSON and THOMAS lateral head impact data .54
E.1 Original data .54
E.2 Response requirement.54
Annex F Analysis of Association PEUGEOT-RENAULT lateral head impact data.56
F.1 Original data .56
F.2 Response requirement.56
Annex G Analysis of Association PEUGEOT-RENAULT lateral thoracic impact data .58
G.1 Original Data.58
G.2 Normalized data .58
iv © ISO 1999 – All rights reserved

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ISO/TR 9790:1999(E)
G.3 Elimination of massively damaged cadavers .59
G.4 Response requirements.59
Annex H Analysis of Association Peugeot-Renault lateral pelvic impact data.71
H.1 Original Data.71
H.2 Normalized data .71
H.3 Peak acceleration response requirements .72
Annex I Characteristics of APR padding.74
Annex J Analysis of Association Peugeot-Renault — Lateral abdominal impact data.75
J.1 Original Data.75
J.2 Normalized data .75
J.3 Force versus time corridors .76
J.4 Peak T12 acceleration requirements .76
J.5 Peak acceleration requirements of the near side rib .77
J.6 Abdominal penetration.77
Annex K Analysis of EWING – Lateral neck bending and shoulder displacement data .89
K.1 Original data.89
K.2 Response requirements.89
Annex L Analysis of Patrick and Chou — Lateral neck bending response data .95
L.1 Original data.95
L.2 Response requirements.95
Annex M Analysis of TARRIERE lateral neck bending response data.97
M.1 Original data.97
M.2 Response requirements.97
Annex N Analysis of University of Heidelberg — Lateral Thoracic impact data.99
N.1 Original Data.99
N.2 Normalized data .99
N.3 Inclusion of massively damaged cadavers.100
N.4 Response requirements.100
Annex O Analysis of University of Heidelberg — Lateral pelvic impact data .109
O.1 Original Data.109
O.2 Normalized data .109
O.3 Comparison of normalized test results from both series.110
O.4 Response requirements.110
Annex P Analysis of Wayne State University — Lateral shoulder and thoracic impact data.112
P.1 Original Data.112
P.2 Normalized data .112
P.3 Elimination of massively damaged cadavers .113
P.4 Response requirements.113
Annex Q Analysis of Wayne State University – Lateral abdominal impact data.121
Q.1 Original Data.121
Q.2 Normalized data .121
Q.3 Response requirements.122
Annex R Analysis of Wayne State University – Lateral pelvic impact data.131
R.1 Original Data.131
R.2 Normalized data .131
R.3 Response requirements.132
Annex S Weighting factors for the body regions, impact conditions and responses .142
© ISO 1999 – All rights reserved v

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ISO/TR 9790:1999(E)
Foreword
ISO (the International Organization for Standardization) is a worldwide federation of national standards bodies (ISO
member bodies). The work of preparing International Standards is normally carried out through ISO technical
committees. Each member body interested in a subject for which a technical committee has been established has
the right to be represented on that committee. International organizations, governmental and non-governmental, in
liaison with ISO, also take part in the work. ISO collaborates closely with the International Electrotechnical
Commission (IEC) on all matters of electrotechnical standardization.
International Standards are drafted in accordance with the rules given in the ISO/IEC Directives, Part 3.
The main task of technical committees is to prepare International Standards. Draft International Standards adopted
by the technical committees are circulated to the member bodies for voting. Publication as an International
Standard requires approval by at least 75 % of the member bodies casting a vote.
In exceptional circumstances, when a technical committee has collected data of a different kind from that which is
normally published as an International Standard ("state of the art", for example), it may decide by a simple majority
vote of its participating members to publish a Technical Report. A Technical Report is entirely informative in nature
and does not have to be reviewed until the data it provides are considered to be no longer valid or useful.
Attention is drawn to the possibility that some of the elements of this Technical Report may be the subject of patent
rights. ISO shall not be held responsible for identifying any or all such patent rights.
ISO/TR 9790, was prepared by Technical Committee ISO/TC 22, Road vehicles, Subcommittee SC 12, Restraint
systems.
This first edition cancels and replaces the ISO/TR 9790 parts 1 to 6 (1989), which have been reviewed, updated
and organized into a single Technical Report.
vi © ISO 1999 – All rights reserved

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TECHNICAL REPORT ISO/TR 9790:1999(E)
Road vehicles — Anthropomorphic side impact dummy — Lateral
impact response requirements to assess the biofidelity of the
dummy
1 Scope
This Technical Report describes laboratory test procedures and impact response requirements suitable for
assessing the lateral impact biofidelity of the head, neck, shoulder, thorax, abdomen and pelvis of crash test
dummies, subcomponent test devices, and math models that are used to represent a 50th percentile adult male.
The method used by ISO to determine an overall biofidelity rating for a given side impact surrogate has been added
to this Technical Report.
2 Biomechanical basis
The impact response requirements presented in this Technical Report are the result of a critical evaluation of data
selected from experiments agreed to by experts as being the best and most up-to-date information available. The
following describes the biomechanical data used to describe response requirements for the head, neck, shoulder,
thorax, abdomen and pelvis.
2.1 Head Tests
Two lateral head impact tests are defined. Head Test 1 is based on the rigid surface cadaver impacts conducted by
Hodgson and Thomas (1). Head Test 2 is based on the padded surface cadaver impacts of the Association
Peugeot-Renault (APR) (2). Padded surface impact tests of Hodgson and Thomas (1), McElhaney et al. (3),
Nahum et al. (4), Nahum et al. (5), Schneider et al. (6) and Got et al. (7) were not used since either the padding
characteristics were not specified or a given piece of padding was subjected to multiple impacts, changing its
response characteristics. Detailed discussions of the influences of these factors on head acceleration data are
given by Mertz (8), Mertz et al. (9) and Mertz (10). The rigid surface impacts of McElhaney et al. (3) were not used
because the impact velocities were not given for each test. The rigid surface impact data of Got et al. (7) were not
used since significant skull fractures were produced.
2.2 Neck Tests
Three lateral neck bending t
...

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