Numerical-simulation-result display program, numerical-simulation-result display method, and numerical-simulation-result display system

• US 8,384,741 B2
• Filed: 01/15/2008
• Issued: 02/26/2013
• Est. Priority Date: 01/23/2007
• Status: Expired due to Fees

• Current Assignee: Sony Corporation (Sony Group Corp.)
• Original Assignee: Sony Corporation (Sony Group Corp.)
• Inventors: Yagi, Hajime
• Primary Examiner(s): Yang, Ryan R
• Application Number:
  US12/014,553
• Publication Number:
  US 20080174611A1
• Time in Patent Office: 1,869 Days
• Field of Search: 345/629, 345/634, 703/1, 703/6, 703/7
• US Class Current: 345/630
• CPC Class Codes: G06T 19/00 Manipulating 3D models or images for computer graphics
• CPC Class Codes: G06T 2219/2012 Colour editing, changing, or manipulating; Use of colour codes

Abstract

A numerical-simulation-result display system includes an image output apparatus, a three-dimensional-CAD-model-data input unit configured to read three-dimensional-CAD-model data of an object to be analyzed, a CAD-model-data converting unit configured to convert the read three-dimensional-CAD-model data into CAD graphic data capable of being displayed on the image output apparatus, a numerical-simulation-result-data input unit configured to read numerical-simulation-result data of the object, a simulation-result converting unit configured to convert the read numerical-simulation-result data into simulation-result graphic data capable of being displayed on the image output apparatus, and a display unit configured to display the CAD graphic data and the simulation-result graphic data on the image output apparatus in a superimposed manner.

Claims

1. A computer programmed with a numerical-simulation-result display program causing the computer to execute the steps of:

reading three-dimensional-computer-aided-design-model data of an object to be analyzed;

converting the read three-dimensional-computer-aided-design-model data into computer-aided-design graphic data capable of being displayed on an image output apparatus, the displayed computer-aided-design graphic data establishing a first image of the object on the image output apparatus;

reading numerical-simulation-result data of the object, the numerical-simulation-result data including data establishing at least an outline of the object, the numerical-simulation-result data including data establishing a physical quantity of the object;

converting the read numerical-simulation-result data into simulation-result graphic data capable of being displayed on the image output apparatus, the simulation-result graphic data establishing a second image of the object with a visual effect representing the physical characteristic established by the numerical-simulation-result data; and

displaying the computer-aided-design graphic data and the simulation-result graphic data on the image output apparatus in a superimposed manner so that the first and second images of the same object are coincident,

wherein,

in the step of displaying the computer-aided-design graphic data and the simulation-result graphic data, the physical quantity is displayed in association with the shape of a cross-section of the object,

in the step of reading the numerical-simulation-result data, first numerical-simulation-result data and second numerical-simulation-result data respectively corresponding to first and second analysis techniques are read,

in the step of converting the read numerical-simulation-result data, the first numerical-simulation-result data and second numerical-simulation-result data read in the step of reading the numerical-simulation-result data are respectively converted into first simulation-result graphic data and second simulation-result graphic data that can be displayed on the image output apparatus, and

in the step of displaying the computer-aided-design graphic data and the simulation-result graphic data, the computer-aided-design graphic data and the first simulation-result graphic data are displayed on the image output apparatus in a superimposed manner, and, at the same time, the computer-aided-design graphic data and the second simulation-result graphic data are displayed on the image output apparatus in a superimposed manner.

2. The computer programmed with a numerical-simulation-result display program according to claim 1, wherein, in the step of displaying the computer-aided-design graphic data and the simulation-result graphic data, the physical quantity is displayed in a form so as to be replaced by one of a color tone difference and a gradation difference.

3. The computer programmed with a numerical-simulation-result display program according to claim 1, wherein, in the step of displaying the computer-aided-design graphic data and the simulation-result graphic data, the physical quantity is displayed in a form so as to be replaced by at least one of an arrow direction, an arrow length, an arrow width, and an arrow color.

4. The computer programmed with a numerical-simulation-result display program according to claim 1, wherein, in the step of displaying the computer-aided-design graphic data and the simulation-result graphic data, the physical quantity is displayed by using a contour line connecting coordinates representing identical values of the physical quantity.

5. The computer programmed with a numerical-simulation-result display program according to claim 1, wherein, in the step of displaying the computer-aided-design graphic data and the simulation-result graphic data, the physical quantity is displayed in association with a three-dimensional shape of the object.

6. The computer programmed with a numerical-simulation-result display program according to claim 1, wherein:

in the step of displaying the computer-aided-design graphic data and the simulation-result graphic data, the physical quantity is displayed in association with the shape of a section of the object; and

the step of displaying the computer-aided-design graphic data and the simulation-result graphic data includes determining the location of the shape of the section of the object on the basis of an operation performed by an operator.

7. The computer programmed with a numerical-simulation-result display program according to claim 1, wherein, in the step of reading the numerical-simulation-result data, the read numerical-simulation-result data corresponds to one type of analysis technique.

8. The computer programmed with a numerical-simulation-result display program according to claim 1, wherein:

in the step of displaying the computer-aided-design graphic data and the simulation-result graphic data, a first image state in which the computer-aided-design graphic data and the first simulation-result graphic data are displayed on the image output apparatus in a superimposed manner, and a second image state in which the computer-aided-design graphic data and the second simulation-result graphic data are displayed on the image output apparatus in a superimposed manner are switched between on the basis of an operation input by an operator.

9. The computer programmed with a numerical-simulation-result display program according to claim 1, wherein the image output apparatus is one of a display apparatus and a printing apparatus.

10. A numerical-simulation-result display method comprising the steps of:

reading three-dimensional-computer-aided-design-model data of an object to be analyzed;

converting the read three-dimensional-computer-aided-design-model data into computer-aided-design graphic data capable of being displayed on an image output apparatus, the displayed computer aided design graphic data establishing a first image of the object on the image output apparatus;

reading numerical-simulation-result data of the object, the numerical simulation result data including data establishing a an outline of the object, the numerical simulation result data including data establishing a physical quantity of the object;

converting the read numerical-simulation-result data into simulation-result graphic data capable of being displayed on the image output apparatus, the simulation result graphic data establishing a second image of the object with a visual effect representing the physical characteristic established by the numerical simulation result data; and

displaying the computer-aided-design graphic data and the simulation-result graphic data on the image output apparatus in a superimposed manner so that the first and second images of the same object are coincident,

wherein,

in the step of displaying the computer-aided-design graphic data and the simulation-result graphic data, the physical quantity is displayed in association with the shape of a cross-section of the object,

in the step of reading the numerical-simulation-result data, first numerical-simulation-result data and second numerical-simulation-result data respectively corresponding to first and second analysis techniques are read,

in the step of converting the read numerical-simulation-result data, the first numerical-simulation-result data and second numerical-simulation-result data read in the step of reading the numerical-simulation-result data are respectively converted into first simulation-result graphic data and second simulation-result graphic data that can be displayed on the image output apparatus, and

in the step of displaying the computer-aided-design graphic data and the simulation-result graphic data, the computer-aided-design graphic data and the first simulation-result graphic data are displayed on the image output apparatus in a superimposed manner, and, at the same time, the computer-aided-design graphic data and the second simulation-result graphic data are displayed on the image output apparatus in a superimposed manner.

11. A numerical-simulation-result display system comprising:

an image output apparatus;

three-dimensional-computer-aided-design-model-data input means for reading three-dimensional-computer-aided-design-model data of an object to be analyzed;

computer-aided-design-model-data converting means for converting the three-dimensional-computer-aided-design-model data read by the three-dimensional-computer-aided-design-model-data input means into computer-aided-design graphic data capable of being displayed on the image output apparatus, the displayed computer aided design graphic data establishing a first image of the object on the image output apparatus;

numerical-simulation-result-data input means for reading numerical-simulation-result data of the object, the numerical simulation result data including data establishing at least on outline of the object, the numerical simulation result data including data establishing a physical quantity of the object;

simulation-result converting means for converting the numerical-simulation-result data read by the numerical-simulation-result-data input means into simulation-result graphic data capable of being displayed on the image output apparatus, the simulation result graphic data establishing a second image of the object with a visual effect representing the physical characteristic established by the numerical simulation result data; and

display means for displaying the computer-aided-design graphic data and the simulation-result graphic data on the image output apparatus in a superimposed manner so that the first and second images of the same object are coincident,

wherein,

the display means displays the physical quantity in association with the shape of a cross-section of the object,

the numerical-simulation-result-data input means reads first numerical-simulation-result data and second numerical-simulation-result data respectively corresponding to first and second analysis techniques,

the simulation-result converting means respectively converts the first numerical-simulation-result data and second numerical-simulation-result data into first simulation-result graphic data and second simulation-result graphic data that can be displayed on the image output apparatus, and

the display means displays the computer-aided-design graphic data and the first simulation-result graphic data on the image output apparatus in a superimposed manner, and, at the same time, displays the computer-aided-design graphic data and the second simulation-result graphic data on the image output apparatus in a superimposed manner.

12. A numerical-simulation-result display system comprising:

an image output apparatus;

a three-dimensional-computer-aided-design-model-data input unit configured to read three-dimensional-computer-aided-design-model data of an object to be analyzed;

a computer-aided-design-model-data converting unit configured to convert the three-dimensional-computer-aided-design-model data read by the three-dimensional-computer-aided-design-model-data input unit into computer-aided-design graphic data capable of being displayed on the image output apparatus, the displayed computer aided design graphic data establishing a first image of the object on the image output apparatus;

a numerical-simulation-result-data input unit configured to read numerical-simulation-result data of the object, the numerical simulation result data including data establishing at least an outline of the object, the numerical simulation result data including data establishing a physical quantity of the object;

a simulation-result converting unit configured to convert the numerical-simulation-result data read by the numerical-simulation-result-data input unit into simulation-result graphic data capable of being displayed on the image output apparatus, the simulation result graphic data establishing a second image of the object with a visual effect representing the physical characteristic established by the numerical simulation result data; and

a display unit configured to display the computer-aided-design graphic data and the simulation-result graphic data on the image output apparatus in a superimposed manner so that the first and second images of the same object are coincident,

wherein,

the display unit displays the physical quantity in association with the shape of a cross-section of the object,

the numerical-simulation-result-data input unit reads first numerical-simulation-result data and second numerical-simulation-result data respectively corresponding to first and second analysis techniques,

the simulation-result converting unit respectively converts the first numerical-simulation-result data and second numerical-simulation-result data into first simulation-result graphic data and second simulation-result graphic data that can be displayed on the image output apparatus, and

the display unit displays the computer-aided-design graphic data and the first simulation-result graphic data on the image output apparatus in a superimposed manner, and, at the same time, displays the computer-aided-design graphic data and the second simulation-result graphic data on the image output apparatus in a superimposed manner.