Device for supplying injection water
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Solution Overview
Problem
Existing water injection systems for vehicles face challenges in stably supplying high-pressure water to the engine intake port, leading to increased engine temperature, knocking, and reduced fuel efficiency.
Innovation Solution
A device comprising a storage unit, management unit, and transport unit with an integrated controller that ensures consistent high-pressure water supply to the water injection port adjacent to the engine intake port, featuring a motor section, pump section, and management unit for temperature control and pressure regulation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Power
If water injection is used to cool compressed air, then engine output is improved and knocking is prevented, but stable water supply at fixed pressure is difficult to maintain
Solution Approach 1:
The pump motor rotates at variable speeds controlled by an integrated controller to dynamically adjust water pressure and flow rate, ensuring stable water supply while maintaining fixed pressure in the water injection system regardless of operating conditions
Solution Approach 2:
An integrated controller monitors and regulates pump motor operation to maintain consistent water pressure, providing feedback control that ensures reliable water supply to the injection port while preventing pressure fluctuations that would compromise system stability
2Use of energy by moving object
If high-pressure water is supplied to the water injection port, then fuel efficiency is improved, but pressure control and temperature management become complex
Solution Approach 1:
The integrated controller combines pressure regulation, temperature monitoring, and pump motor control into a single unified control system, simplifying the overall device architecture while maintaining precise pressure and temperature management for optimal fuel efficiency
Solution Approach 2:
The integrated controller performs multiple functions including pressure control, temperature monitoring, and pump operation regulation, reducing device complexity by consolidating control functions into a single multi-functional unit rather than separate control systems
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
The device stabilizes water supply, improving engine output, preventing knocking, and enhancing fuel efficiency by maintaining fixed pressure and temperature control, thus reducing emissions.
Implementation Method 1
a transport unit connected to the storage unit through the management unit and configured to outwardly move the water
Implementation Method 2
The water injection system 800 injects high-pressure water from a water supplying part 820 toward an intake port of the engine 5, thereby lowering the temperature of the compressed air
Data Source
AI summary
A device for supplying injection water capable of stably supplying the water to a water injection system of a vehicle. The device for supplying injection water includes a storage unit configured to store water, a management unit mounted on the storage unit and configured to detect a state of the water stored in the storage unit and manage the water, a transport unit connected to the storage unit through the management unit and configured to outwardly move the water, and an integrated controller configured to control operations of the management unit and the storage unit.