Wall-Mounted Power Converter Case Segmentation for Stability
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Solution Overview
Problem
Conventional power conversion apparatuses for home use are unstable when wall-mounted due to a heavy electric reactor offsetting the centroid, leading to an unbalanced configuration.
Innovation Solution
The power conversion apparatus is designed with a case sectioned into central and side areas, where the heavy electric reactor is placed centrally and the power conversion board is positioned in the side areas, improving weight balance and stability by distributing the load evenly.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stability of the object's composition
If the heavy electric reactor is arranged at one side of the case, then the power conversion apparatus can accommodate all necessary components, but the centroid leans to one-side edge making the wall-mounted state unstable
Solution Approach 1:
The case is divided into three distinct areas: a first side area, a central area, and a second side area. The electric reactor is specifically arranged in the central area, while other components are distributed in the side areas. This segmentation creates a balanced weight distribution that stabilizes the apparatus when wall-mounted, directly resolving the contradiction between stability and arrangement complexity.
2Stability of the object's composition
If the electric reactor is placed centrally in the case, then the weight balance and stability are improved, but the wiring and connection paths may become longer
Solution Approach 1:
The control board is positioned in one of the side areas adjacent to the central area where the electric reactor is located. This local arrangement optimizes the connection path between the reactor and control board, minimizing wiring length while preserving the central placement benefits for weight balance and stability.
Data Source
AI summary
A power conversion apparatus according to an embodiment includes a case that can be provided on a mounting wall surface and places therein an electric reactor and a power conversion board for performing power conversion between a predetermined power generator and a commercial electric power system. The case is sectioned into a central area and first and second side areas that sandwich the central area therebetween. The electric reactor is arranged in the central area.