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SEATING SYSTEM SIMULATION CAPABILITIES
Seat Evaluation Capability Summary
Have worked in a majority of the seating system load cases related to
crash and NVH, as per FMVSS and ECE standards
• Frontal/Rear Impact (FMVSS 208/ECE17)
• Seatbelt Anchorage Test (FMVSS207210 / ECE14)
• Child Restraint System Test (FMVSS 225)
• Head Restraint Strength (FMVSS201 / FMVSS202a)
• Luggage Retention (ECE 17)
• Armrest Strength (FMVSS 201)
• Seatback Torsional Rigidity
• Seatback Ultimate Rearward
• Load Floor test for foldable seats
@ Seat Belt Anchorage Simulations as per
FMVSS 207/210
ECE R14
@ Standardized procedure for different types of seats
Realistic loading blocks and chain mechanism
Generic foam and seat belt properties
@ Comprehensive report of results identifying the critical regions for
compliance
Displacement/stress output as per material grade
Forces at the support locations
Recliner moments
@ Identification of problem areas and feasible counter measures
@ Correlation with test results
SEAT BELT ANCHORAGE (FMVSS207210/ECE14)
@ Seat Back simulations due to luggage impact
# ECE R17
@ Standardized procedure for different types of
seats
# Generic/custom deceleration curve as per standard
@ Calculation of seat back and head rest forward
displacement
@ Comprehensive report of results identifying the critical
regions for compliance
# Displacement/stress output as per material grade
# Forces at the support locations
# Recliner moments
@ Identification of problem areas and feasible counter
measures
@ Correlation with test results
LUGGAGE RETENTION (ECE17)
@ Child Seat Simulation as per
FMVSS 225
@ Standardized procedure for
# Forward (with/without tether)
# Lateral
# Realistic loading blocks and chain mechanism
# Generic foam and seat belt properties
@ Comprehensive report of results identifying the critical
regions for compliance
# X-Point displacements
@ Identification of problem areas and feasible counter
measures
CHILD RESTRAINT SYSTEM (FMVSS225)
@ Full seat simulations for dynamic impact
# ECE R17
@ Standardized procedure for different types of seats
# Dummy positioning
# Generic foam and seat belt properties
@ Comprehensive report of results identifying the
critical regions for compliance
# Displacement/stress output as per material grade
# Forces at the support locations
# Recliner moments
@ Identification of problem areas and feasible counter
measures
FRONTAL IMPACT (FMVSS208/ECE17)
@ Full seat simulations for dynamic impact
# ECE R17
@ Standardized procedure for different types of
seats
# Dummy positioning
# Generic foam and seat belt properties
@ Comprehensive report of results identifying the critical
regions for compliance
@ Displacement/stress output as per material grade
@ Forces at the support locations
@ Recliner moments
@ Identification of problem areas and feasible counter
measures
REAR IMPACT (FMVSS208/ECE17)
Head Impact (FMVSS201)
@ Head impact simulations as per
# FMVSS 201
@ Impact on
# Head rest
Passive head rest
Active head rest
# Seat back
@ Comprehensive report of results identifying the critical
regions for compliance
# Displacement/stress output as per material grade
# Forces on the structure
@ Identification of problem areas and feasible counter
measures
HEAD IMPACT (FMVSS201)
Head Restraint Strength (FMVSS202a)
@Head restraint static strength
# FMVSS 202a
@ Load applied on head rest
# Backform preload
# Headform load with backform preload
@ Comprehensive report of results identifying the critical
regions for compliance
# Load capability calculations
# Permanent set calculations
# Displacement/stress output as per material grade
# Forces on the structure
@ Identification of problem areas and feasible
counter measures
Armrest Knee Impact (FMVSS201)@Arm rest simulations to calculate knee
impact as
per
# FMVSS 201
@ Comprehensive report of results
identifying the critical regions for compliance
# Displacement/stress output as per
material grade
# Forces on the structure
@ Identification of problem areas and
feasible counter measures
PLASTIC SEAT PAN STIFFNESS
@ Static calculations on seat pan
# Indenter load
# Stiffness at different impact locations
# Maximum load capability
@ Comprehensive report of results identifying the
critical regions for compliance
# Displacement/stress output as per material grade
# Forces on the structure
@ Identification of problem areas and feasible counter
measures
@ Comparison of designs
@ Material evaluation
SEAT FREQUENCY ANALYSIS@ Calculate fundamental frequencies
Frequency extraction at all possible positions
# Full rear/front, Full up/down, etc...
@ Seat Mass matching
@ Comprehensive report of results identifying the
critical regions for compliance
# Mode shape animations
@ Evaluation for stability
@ Comparison of designs
Other Seat Capabilities
• Sear Back Torsional Rigidity
• Seat Back Ultimate rearward load
• Seat Back Load Floor Test
• Mechanisms Simulation
ACE ENGINEERING & SERVICES
NO. 2, SANTHOME HIGH ROAD, MYLAPORE,
CHENNAI - 600004 INDIA
MOBILE: 91 9840900789
E-MAIL: [email protected]
CONTACT
