Insulation verification system, insulation verification method, and storage medium

A method of verifying an insulation distance of a system including a plurality of components among which voltage differences occur, comprising the steps of:

• detecting connections among the plurality of components on the basis of information about shapes of the plurality of components of the system and information about the layout of the plurality of components;
• grouping the components forming the system into voltage systems in accordance with the information about the voltages applied to the respective components and the information about the materials of the respective components;
• calculating a creepage distance between voltage systems along surfaces of components in the voltage systems for each possible pair of voltage systems into which the components are grouped;
• and
• comparing the calculated creepage distance with a required insulation distance predetermined depending on a voltage difference.

A storage medium including a computer program stored therein for executing a method of verifying an insulation distance of an system including a plurality of components among which voltage differences occur, the computer program comprising:

• a module for detecting connections among the plurality of components on the basis of information about shapes of the plurality of components of the system and information about the layout of the plurality of components;
• a module for grouping the components forming the system into voltage system in accordance with the information about the voltages applied to the respective components and the information about the materials of the respective components;
• a module for calculating a creepage distance between voltage systems along surfaces of components in the voltage systems for each possible pair of voltage systems into which the components are grouped;
• and
• a module for comparing the calculated creepage distance with a required insulation distance predetermined depending on a voltage difference.

A system for verifying insulation of a device including a plurality of components among which voltage differences occur, comprising:

• acquisition means for acquiring at least information about shapes of components of the device, information about the layout of the components, information about voltages applied to the respective components, and information about materials of the respective components;
• extraction means for extracting information about required insulation distances determined depending on voltage differences among the components;
• connection detection means for detecting connections among components on based on the information about the shapes of the components and the information about the layout of the components;
• voltage system detection means for detecting voltage systems from the connections among the components, the information about the voltages applied to the respective components, and the information about the materials of the respective components;
• means for extracting a voltage system pair;
• means for determining, for each voltage system pair, a shortest component-to-component distance between voltage systems as a spatial shortest distance between the voltage systems, wherein a pair of voltage systems is extracted when the spatial shortest distance is smaller than the required insulation distance;
• calculation means for calculating the creepage distance between voltage systems of each extracted voltage system pair;
• and
• comparison means for comparing the calculated, creepage distance with the insulation distance determined depending on the voltage difference, the insulation distance being extracted by the extraction means in accordance with the voltage difference between the voltage systems.

A method of validating a predetermined distance between a plurality of components of a system, the plurality of components having voltage differences between them, the method comprising:

• detecting connections among the plurality of components;
• grouping the components of the system into voltage systems in accordance with the information about voltages applied to the respective components and information about the materials of the respective components;
• calculating a creepage distance between voltage systems along surfaces of components in the voltage systems for each possible pair of voltage systems into which the components are grouped;
• and
• comparing the calculated creepage distance with the predetermined distance.