18594278. POWER CONVERSION DEVICE simplified abstract (DENSO CORPORATION)

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POWER CONVERSION DEVICE

Organization Name

DENSO CORPORATION

Inventor(s)

Tetsuya Matsuoka of Kariya-city (JP)

Yuta Hashimoto of Kariya-city (JP)

Tomoki Kozawa of Kariya-city (JP)

Kazuya Takeuchi of Kariya-city (JP)

Shinji Takai of Kariya-city (JP)

Takahiro Shimizu of Kariya-city (JP)

POWER CONVERSION DEVICE - A simplified explanation of the abstract

This abstract first appeared for US patent application 18594278 titled 'POWER CONVERSION DEVICE

The power conversion device described in the patent application consists of a case, a semiconductor module, a first cooler that cools the semiconductor module from one side, a second cooler that cools the semiconductor module from the back side, and a coupling pipe that connects the flow paths of the two coolers. The flow rate of the refrigerant differs between the two flow paths, with the larger flow path having a larger cross-sectional area. The first cooler with the wider flow path is a part of the case housing the semiconductor module, while the second cooler with the narrower flow path is housed in the case with the semiconductor module.

  • The power conversion device includes a unique cooling system with two coolers of different flow rates and cross-sectional areas.
  • The first cooler cools the semiconductor module from one side, while the second cooler cools it from the back side.
  • A coupling pipe connects the flow paths of the two coolers to ensure efficient cooling of the semiconductor module.
  • The design allows for effective cooling of the semiconductor module, improving overall performance and longevity.
  • The innovative cooling system is integrated into the case of the power conversion device, optimizing space and efficiency.

Potential Applications: - Power electronics - Renewable energy systems - Electric vehicles - Industrial machinery - Data centers

Problems Solved: - Overheating of semiconductor modules - Inefficient cooling systems - Limited space for cooling components - Reduced performance and lifespan of power conversion devices

Benefits: - Improved cooling efficiency - Enhanced performance and reliability - Space optimization - Extended lifespan of semiconductor modules

Commercial Applications: Title: Innovative Cooling System for Power Conversion Devices This technology can be utilized in various industries such as power electronics, renewable energy, electric vehicles, and industrial machinery. The efficient cooling system can improve the performance and longevity of power conversion devices, making them more reliable and cost-effective for commercial applications.

Questions about the technology: 1. How does the unique cooling system in the power conversion device improve its overall performance? The cooling system in the power conversion device enhances performance by efficiently cooling the semiconductor module, preventing overheating and optimizing its operation.

2. What are the potential applications of this innovative cooling system in different industries? The innovative cooling system can be applied in power electronics, renewable energy systems, electric vehicles, industrial machinery, and data centers to improve cooling efficiency and overall performance.


Original Abstract Submitted

The power conversion device has a case, a semiconductor module, a first cooler that cools the semiconductor module from one side, a second cooler that cools the semiconductor module from the back side, and a coupling pipe that couples a flow path of the first cooler with a flow path of the second cooler. A flow rate of the refrigerant is made different between the flow paths, and the flow path having a larger flow rate is larger in cross-sectional area than the flow path having a smaller flow rate. The first cooler having a wider flow path is formed by a part of the case that houses the semiconductor module, and the second cooler having a narrower flow path is housed in the case together with the semiconductor module.