Occupant positioning module
View Patent ↗A vehicle test system includes an occupant positioning module that receives a virtual vehicle and a virtual dummy. The occupant positioning module generates a first set of parameters based on the virtual vehicle, the virtual dummy and a first adapted vehicle standard. N groups receive the first set of parameters. N is an integer greater than 1.
1. A vehicle test system comprising:
an occupant positioning module including:
a virtual vehicle module that receives a virtual vehicle having a plurality of different components;
a virtual ATD module that receives a virtual dummy having a plurality of different body parts;
a regulation conversion module that receives a first adapted vehicle standard and generates a set of parameters defining relationships between the virtual dummy and a generic virtual vehicle having a plurality of generic components based on the first adapted vehicle standard, the relationships including a set of fixed points on one or more of the plurality of generic components that are linked to one or more of the plurality of different body parts; and
a positioning control module that determines a set of points in the virtual vehicle that correspond to the set of fixed points on the generic virtual vehicle and generates a position configuration for the virtual dummy in the virtual vehicle by linking the one or more of the plurality of different body parts to the set of points in the virtual vehicle based on the set of parameters generated by the regulation conversion module; and
N groups that receive the set of parameters from the occupant position module, wherein N is an integer greater than 1, wherein when one of the N groups changes a design of the virtual vehicle, the virtual dummy is automatically positioned in the virtual vehicle using the set of parameters, thereby adhering to the first adapted vehicle standard.
2. A method for testing a vehicle, comprising:
receiving, at one or more processors, a virtual vehicle having a plurality of different components;
generating, at the one or more processors, a first set of parameters that correspond to points on one or more of the plurality of different components of the virtual vehicle;
receiving, at the one or more processors, a virtual dummy having a plurality of different body parts;
generating, at the one or more processors, a second set of parameters that correspond to portions of the virtual dummy;
receiving, at the one or more processors, a first adapted vehicle standard;
generating, at the one or more processors, a set of link parameters defining relationships between the virtual dummy and a generic virtual vehicle having a plurality of generic components based on the first adapted vehicle standard, the relationships including a set of fixed points on one or more of the plurality of generic components that are linked to one or more of the plurality of different body parts in accordance with the first adapted vehicle standard;
determining, at the one or more processors, a set of points in the virtual vehicle that correspond to the set of fixed points on the generic virtual vehicle;
generating, at the one or more processors, a position configuration for the virtual dummy in the virtual vehicle by linking the one or more of the plurality of different body parts to the set of points in the virtual vehicle based on the set of link parameters; and
sending, at the one or more processors, the set of link parameters to a plurality of groups that analyze the virtual vehicle based on the set of link parameters, wherein when one of the plurality of groups changes a design of the virtual vehicle, the virtual dummy is automatically repositioned in the virtual vehicle using the set of link parameters, thereby adhering to the first adapted vehicle standard.
3. An occupant positioning system comprising:
a virtual vehicle module that receives a virtual vehicle having a plurality of different components;
a virtual ATD module that receives a virtual dummy having a plurality of different body parts;
a regulation conversion module that receives a first adapted vehicle standard and generates a set of parameters defining relationships between the virtual dummy and a generic virtual vehicle having a plurality of generic components based on the first adapted vehicle standard, the relationships including a set of fixed points on one or more of the plurality of different generic components that are linked to one or more of the plurality of different body parts; and
a positioning control module that determines a set of points in the virtual vehicle that correspond to the set of fixed points on the generic virtual vehicle and generates a position configuration for the virtual dummy in the virtual vehicle by linking the one or more of the plurality of different body parts to the set of points in the virtual vehicle based on the set of parameters generated by the regulation conversion module;
wherein when a design of the virtual vehicle is changed, the positioning control module automatically repositions the virtual dummy in the virtual vehicle using the set of parameters, thereby adhering to the first adapted vehicle standard.
4. The vehicle test system of claim 1 further comprising a computer aided design (CAD) module that generates said virtual vehicle.
5. The vehicle test system of claim 1 further comprising a test module that generates said first adapted vehicle standard based on a first vehicle standard, wherein said first adapted vehicle standard includes associations between components of said virtual vehicle, which has at least similar components as said generic virtual vehicle and portions of said virtual dummy.
6. The vehicle test system of claim 5 wherein said occupant positioning module generates said set of parameters by applying said associations to said components of said generic virtual vehicle.
7. The vehicle test system of claim 1 further comprising a positioning code module that converts said set of parameters into a code, wherein said N groups receive said set of parameters via said code.
8. The vehicle test system of claim 7 wherein said code comprises Extensible Markup Language (XML).
9. The vehicle test system of claim 1 wherein said generic virtual vehicle include a first set of points in an X,Y,Z coordinate system that correspond to components and said virtual dummy includes a second set of points in said X,Y,Z coordinate system that correspond to body parts.
10. The vehicle test system of claim 9 wherein said occupant positioning module generates said set of parameters by linking at least a number of said first set of points with at least a number of said second set of points, wherein said linked first and second sets of points remain at least one of predetermined distances apart and at predetermined angles relative to one another.
11. The vehicle test system of claim 10 wherein said predetermined distances and said predetermined angles are based on said first adapted vehicle standard.
12. The vehicle test system of claim 1 wherein said first adapted vehicle standard corresponds to at least one of Federal Motor Vehicle Safety Standards (FMVSS), New Car Assessment Program (NCAP) standards, Insurance Institute for Highway Safety (IIHS) standards, Economic Commission for Europe (ECE) standards, European New Car Assessment Program (EuroNCAP) standards, and Side Impact New Car Assessment Program (SINCAP) standards.
13. The vehicle test system of claim 1 wherein a first of said N groups comprises a group that performs impact tests, and wherein a second one of said N groups designs and develops vehicles.
14. The vehicle test system of claim 13 wherein said first one of said N groups receives said set of parameters and relates said virtual vehicle and said dummy according to said set of parameters.
15. The method of claim 2 further comprising receiving, at the one or more processors, said virtual dummy from a virtual dummy database that includes at least one of virtual 95 th percentile, 50 th percentile, 5 th percentile, and child dummies.
16. The method of claim 2 further comprising generating, at the one or more processors, said adapted vehicle standard based on associations between the generic virtual vehicle and said portions of said virtual dummy, wherein said associations are based on a first vehicle standard.
17. The method of claim 2 further comprising converting, at the one or more processors, said set of parameters into a code, wherein said plurality of groups receive said set of parameters via said code.
18. The method of claim 2 wherein said first set of parameters include a first set of points in an X,Y,Z coordinate system that are associated with said virtual vehicle and said second set of parameters include a second set of points in said X,Y,Z coordinate system.
19. The method of claim 18 further comprising generating, at the one or more processors, said set of parameters by linking at least a number of said first set of points with at least a number of said second set of points, wherein said linked first and second sets of points remain at least one of predetermined distances apart and at predetermined angles relative to one another, wherein said predetermined distances and said predetermined angles are based on said first vehicle standard.
20. The vehicle test system of claim 1 further comprising a test data module that determines whether changes in the design result in acceptable impact test results.