Vehicle Electrical Component Cooling Duct for Debris Separation
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Solution Overview
Problem
Existing vehicle cooling systems using traveling wind for electrical components are susceptible to foreign object intrusion and inefficient temperature regulation.
Innovation Solution
A ducted cooling structure with deflection walls to guide air flow and separate foreign objects, combined with a cover inlet and outlet configuration to enhance cooling efficiency and prevent foreign object entry.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Temperature
If traveling wind is used to cool electrical components through a cover inlet, then cooling efficiency is improved, but foreign objects may enter the cover along with the air flow
Solution Approach 1:
The inlet structure is segmented into multiple functional zones: a first inlet portion facing forward to capture traveling wind, a second inlet portion facing upward to allow foreign object discharge, and a deflection wall that segments the air flow path. This segmentation enables the system to simultaneously achieve cooling while preventing foreign object intrusion by creating separate pathways for air intake and contaminant ejection.
Solution Approach 2:
The deflection wall acts as an intermediary element that redirects air flow from the first inlet portion toward the electrical component while channeling foreign objects toward the second inlet portion for discharge. This intermediary structure mediates between the cooling function (directing air to component) and the protection function (directing foreign objects to discharge path), resolving the contradiction between these two requirements.
2Device complexity
If a simple cover inlet is used for air intake, then device complexity is reduced, but cooling efficiency and foreign object prevention are compromised
Solution Approach 1:
The inlet structure is designed with multi-functionality: the first inlet portion captures traveling wind for cooling, the second inlet portion serves as a discharge path for foreign objects, and the deflection wall simultaneously guides air flow and separates contaminants. This multi-functional design achieves superior cooling efficiency and foreign object prevention without requiring multiple separate components, thus maintaining relatively low device complexity while solving both problems.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Effectively cools electrical components while preventing foreign object intrusion, maintaining system integrity and compact vehicle design.
Implementation Method 1
at least one deflection wall configured to deflect a flow of air inside the duct flow path
Implementation Method 2
an electrical component in an engine cover is cooled by traveling wind during traveling of a vehicle
Data Source
AI summary
There are provided a vehicle and a cooling structure for an electrical component including: a cover including a cover inlet that introduces air into an accommodation space for the electrical component, and a cover outlet that discharges air from the accommodation space; and a duct including a duct inlet facing forward in a traveling direction, a duct outlet communicating with the cover inlet, a duct flow path that guides air flowing from the duct inlet to the duct outlet, and a deflection wall that deflects a flow of air inside the duct flow path. The duct flow path includes an outlet flow path positioned on a downstream side of the deflection wall in a flow direction of air and extending toward the duct outlet, and the electrical component is disposed to face the cover inlet in an extending direction of the outlet flow path.