Multi-Piston Engine Auxiliary Layout for Easier Side Servicing
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Solution Overview
Problem
Conventional multi-piston engines, particularly in marine vessels, are restricted by their lateral dimensions, necessitating auxiliary devices to be placed at the longitudinal end, which limits access for servicing and maintenance, requiring the removal of other components for access.
Innovation Solution
The auxiliary devices associated with fluid media are positioned on the lateral side of the engine block, allowing modular configuration and mechanical power transmission, enabling easier access and adaptation based on engine variants, with improved servicing and maintenance capabilities.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If auxiliary devices are located at the longitudinal end of the engine, then the engine width is kept narrow, but access to auxiliary devices is restricted and service requires removal of other components
Solution Approach 1:
The patent relocates auxiliary devices from the longitudinal end (one-dimensional constraint) to the lateral side of the engine block, utilizing the lateral dimension for device placement. This dimensional shift provides improved access to auxiliary devices without increasing the engine's longitudinal footprint, effectively resolving the contradiction between accessibility and compactness.
2Ease of repair
If auxiliary devices are placed at the longitudinal end to maintain narrow engine width, then replacement or service requires removal of other components, but relocating laterally improves access
Solution Approach 1:
By positioning auxiliary devices on the lateral side of the engine block rather than at the longitudinal end, the patent enables service personnel to access these devices from the side without needing to remove other engine components. This lateral placement utilizes the engine's width dimension effectively, improving ease of repair while maintaining a compact overall engine footprint.
3Loss of time
If auxiliary devices are located at the longitudinal end, then the engine structure is simplified, but access is restricted and service time increases
Solution Approach 1:
The patent addresses the time-loss issue by relocating auxiliary devices to the lateral side of the engine block, where they are accessible from the side without requiring disassembly of other components. This dimensional repositioning significantly reduces service time by eliminating the need to remove other engine parts to reach the auxiliary devices.
Data Source
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AI summary
The disclosure concerns a multi-piston engine (1) having a modular configuration corresponding to a number of said pistons and comprising an engine block (2). An auxiliary device (3-6) associated to a fluid medium and coupled in mechanical power transmission with the engine is arranged on a lateral side of the engine block (2a, 2b), at a longitudinal end (2c, 2d) thereof. The disclosure further relates to a methods associated to such a multi-piston engine and to a marine vessel and a power plant having such a multi-piston engine.