Integrated Intake Module Combining Cooling and Lubricant Separation
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Solution Overview
Problem
The assembly of internal combustion engines is complex and costly due to the large number of components required for efficient, low-emission operation, leading to time-consuming and expensive assembly processes.
Innovation Solution
An integrated intake module that combines an air duct element, cylinder head cover, lubricant separation device, and cooling device, allowing for preassembly and simplified installation, reducing the number of individual parts and interfaces, and minimizing testing and logistics complexities.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If multiple separate components (air duct element, cylinder head cover, lubricant separation device, cooling device) are installed individually on the internal combustion engine, then each component can be optimized for its specific function, but the assembly process becomes time-consuming and costly
Solution Approach 1:
The patent combines the air duct element, cylinder head cover, lubricant separation device, and cooling device into a single integrated intake module. This merging of previously separate components allows the module to be installed as one unit on the internal combustion engine, significantly reducing assembly time and cost while maintaining the functional optimization of each individual component through its dedicated design within the integrated structure.
2Reliability
If a large number of separate components are used to ensure efficient and low-emission operation, then the engine performance and emission control are improved, but the number of assembly steps and interfaces increases
Solution Approach 1:
The intake module integrates multiple functional components (air duct element, cylinder head cover, lubricant separation device, cooling device) into a single modular unit. This reduces the overall number of separate parts and interfaces that need to be managed during assembly, while each integrated component maintains its specialized function for efficient engine operation and low-emission control.
Solution Approach 2:
The integrated intake module serves multiple functions simultaneously: it provides air ducting, cylinder head coverage, lubricant separation, and air cooling. This multi-functionality within a single module reduces the need for multiple separate components, simplifying the overall system while maintaining comprehensive engine performance and emission control capabilities.
3Manufacturing precision
If multiple separate components are installed individually, then each component can be tested separately for quality control, but the testing process becomes more complex and time-consuming
Solution Approach 1:
By integrating the air duct element, cylinder head cover, lubricant separation device, and cooling device into a single intake module, the testing process is simplified. The entire module can be tested as one unit for proper installation and functionality, reducing the complexity and total time required compared to testing multiple separate components individually while still ensuring quality control of each integrated component.
4Ease of manufacture
If separate components are used with multiple interfaces, then each component can be independently manufactured and assembled, but the number of interfaces increases tolerances and assembly complexity
Solution Approach 1:
The integration of multiple components into a single intake module reduces the number of interfaces required for assembly. By combining the air duct element, cylinder head cover, lubricant separation device, and cooling device into one module, the patent minimizes the number of mating surfaces and connections, thereby reducing cumulative tolerance errors and simplifying the assembly process while still allowing independent manufacturing of the integrated module.
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 modular approach reduces assembly costs and time, minimizes space requirements, and enhances functional integration, leading to lower emissions and improved fuel efficiency by efficiently recirculating blow-by gas and optimizing air supply to the engine.
Implementation Method 1
a cooling device for cooling the air
Implementation Method 2
a lubricant separation device and a cooling device for cooling the air are integrated into the intake module
Data Source
AI summary
An intake module an internal combustion engine of a motor vehicle includes at least one air duct element via which air is to be supplied to the internal combustion engine, and a cylinder head cover connected to the air duct element by means of which a cylinder head of the internal combustion engine is to be at least partially covered. A lubricant separation device and a cooling device for cooling the air are integrated into the intake module.