Forward-Facing Supercharger Heat Shield Insulator Design
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Solution Overview
Problem
The existing heat shield structure for a supercharger in vehicles is inefficient in utilizing travel wind for cooling, as the insulator's opening faces rearward, making it difficult for wind to effectively reach and cool the supercharger.
Innovation Solution
A heat shield structure where the insulator covers the supercharger from the front, upper, rear, and lower sides, with strategically positioned openings that face forward and upward, allowing travel wind to flow in and be guided to the supercharger, and includes a projection portion to enhance wind flow stability and turbulence reduction.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Temperature
If the insulator opening faces rearward to cover the supercharger, then the insulator provides thermal shielding, but travel wind cannot effectively enter the insulator to cool the supercharger
Solution Approach 1:
The opening direction is inverted from the conventional rearward-facing design to forward-facing, allowing travel wind to directly enter the insulator and reach the supercharger for effective cooling while maintaining thermal shielding functionality
2Object-affected harmful factors
If the insulator completely covers the supercharger for thermal shielding, then heat protection is improved, but wind flow path is blocked reducing cooling efficiency
Solution Approach 1:
The insulator provides comprehensive thermal shielding coverage while creating a localized opening with specific forward-facing orientation and upward inclination, enabling targeted wind flow access to the supercharger surface for efficient cooling without compromising overall thermal protection
3Temperature
If multiple openings are added to improve wind flow, then cooling performance improves, but manufacturing complexity increases
Solution Approach 1:
The single opening is designed with multiple functional characteristics: forward-facing orientation for wind entry, upward inclination for flow guidance, and positioning that allows it to serve as both an intake opening and a flow channel, eliminating the need for multiple separate openings while achieving comprehensive cooling
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
This configuration effectively directs travel wind to the supercharger, improving cooling performance by ensuring efficient wind flow and reducing turbulence, while also simplifying manufacturing by eliminating the need for drilling to create openings.
Implementation Method 1
an insulator covering the supercharger... The insulator is provided between the internal combustion engine and the supercharger
Implementation Method 2
travel wind easily flows into the inner region surrounded by the insulator... much travel wind can be guided to the supercharger, so that the supercharger can be cooled effectively
Data Source
AI summary
A vehicle includes an internal combustion engine, a supercharger placed behind an internal combustion engine, and a first insulator and a second insulator covering the supercharger. The first insulator is provided between the internal combustion engine and the supercharger and covers the supercharger from its front side. The second insulator covers the supercharger from its upper side, its rear side, and its lower side. An upper edge of the first insulator and an upper edge of the second insulator are positioned above and ahead of the supercharger and define a first opening. The first opening faces forward when the first opening is viewed from an inner region surrounded by the first insulator and the second insulator.