Turbo Engine Intercooler Air Ducting Without Extra Fans
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Solution Overview
Problem
Existing intercoolers in internal combustion engines of operating machines face inefficiencies due to suboptimal heat transfer, complexity, high cost, and the need for additional ventilation systems, which compromise their simplicity and mechanical strength.
Innovation Solution
An engine assembly with a structurally simple and mechanically strong fluid conveying means that directs cooling air from a fan through an air/air heat exchanger without additional fans, optimizing heat transfer between external cooling air and combustion air using a hollow element with specific distance and orientation adjustments.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Temperature
If additional ventilation means are installed at the intercooler to promote heat transfer, then cooling efficiency is improved, but device complexity and cost increase
Solution Approach 1:
The ventilation means originally designed for the engine cooling system is made to serve dual purposes: cooling the engine and cooling the intercooler. The fluid conveying means directs a portion of the cooling air flow generated by the ventilation means through the intercooler, allowing one ventilation system to perform multiple cooling functions without requiring additional fans or ventilation devices.
Solution Approach 2:
The fluid conveying means acts as an intermediary component that channels cooling air from the ventilation means through the intercooler. This intermediary structure enables the transfer of cooling air flow to the intercooler without requiring direct connection or additional ventilation equipment, thus maintaining system simplicity while achieving effective heat transfer.
2Temperature
If the intercooler is positioned to optimize heat transfer, then cooling performance is improved, but mechanical strength and safety may be compromised
Solution Approach 1:
The intercooler is merged with the engine cooling system by integrating it into the existing cooling circuit. The intercooler is positioned within the cooling air flow path generated by the ventilation means, combining the cooling functions of both the engine and intercooler into a unified system. This integration ensures optimal heat transfer positioning while maintaining mechanical strength through the existing robust cooling system structure.
3Temperature
If a complex ventilation system is used to enhance intercooler cooling, then heat transfer is improved, but ease of manufacture and installation deteriorate
Solution Approach 1:
The intercooler utilizes the cooling air flow already generated by the engine's ventilation means, making the system self-servicing. No additional power sources, controls, or complex ventilation mechanisms are required - the intercooler automatically receives cooling air as a byproduct of the engine cooling operation. This self-service approach simplifies manufacturing and installation while maintaining effective cooling performance.
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
Achieves efficient heat transfer and cooling of combustion air without additional ventilation, ensuring ease of installation and lower production costs while maintaining mechanical integrity and efficiency.
Implementation Method 1
a first heat exchanger (3), of the air/water type, in fluid connection with a cooling circuit obtained in the body of said motor (2)
Implementation Method 2
a second heat exchanger (14), of the air/air type, arranged along said suction duct (6), downstream of the compressor (13)
Implementation Method 3
ventilation means (4) adapted to generate an air flow through said first heat exchanger (3)
Data Source
Figure 1
Figure 2
Figure 3
AI summary
A motor unit, particularly for operating machines, comprising an internal combustion engine provided with a cooling system that comprises a first heat exchanger fluidically connected to a cooling circuit obtained in said motor, and ventilation means adapted to generate an air flow through the first heat exchanger; the motor being further provided with a supercharging system that comprises a turbine mounted along an exhaust duct, a compressor mounted along a suction duct and a second heat exchanger placed along the suction duct, downstream of said compressor. The motor unit is characterized in that it comprises fluid conveying means adapted to make a flow of cooling air pass through the second heat exchanger, such flow being generated by the ventilation means.