Pulse Detonation Combustion Pump for Rapid Vacuum Generation
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Traditional vacuum and pressure pumps are large, noisy, and inefficient, requiring significant time and energy to generate the desired vacuum or pressure, often with mechanical components that are prone to failure and high maintenance costs.
Innovation Solution
A pulse detonation combustion pump that utilizes a combustion chamber with a fluid inlet and outlet valve assembly, ignitor, and a fluid management system to generate vacuum and pressure through the detonation of combustible gases like hydrogen and oxygen, producing a hypersonic shockwave to expel fluids and create a pressure differential.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional mechanical pumps are used to generate vacuum or pressure, then the pumping function is achieved, but the system becomes large, noisy, and requires high maintenance costs
Solution Approach 1:
The patent replaces traditional mechanical pumping systems with a combustion-based system that uses controlled explosions of hydrogen and oxygen to generate pressure waves for fluid movement. This substitution eliminates complex mechanical components such as motors, pistons, and valves, thereby reducing maintenance costs and improving reliability.
Solution Approach 2:
The invention changes the fundamental operating parameter from mechanical motion to chemical energy release through combustion. By controlling the combustion parameters (fuel mixture ratio, ignition timing, chamber pressure), the system achieves pumping action without mechanical moving parts, resolving the contradiction between reliability and device complexity.
2Productivity
If traditional pumps are used to generate desired vacuum, then the vacuum is produced, but it takes five or more minutes to reach the desired vacuum level
Solution Approach 1:
The system employs periodic combustion cycles where hydrogen and oxygen are repeatedly ignited in the chamber to generate successive pressure waves. This periodic action rapidly moves fluid through the system, achieving vacuum levels in seconds rather than minutes, thus improving productivity while minimizing time loss.
Solution Approach 2:
The system performs preliminary action by pre-mixing hydrogen and oxygen in the combustion chamber before ignition. This preparation allows the combustion process to immediately generate the required pressure differential when ignited, eliminating the gradual buildup time required by traditional mechanical pumps and achieving rapid vacuum generation.
3Power
If large motors are used in traditional pump systems, then the pumping capacity is sufficient, but the system produces vast amounts of noise and consumes high energy
Solution Approach 1:
The patent replaces large mechanical motors with a combustion-driven system that generates pumping action through controlled explosions. This substitution dramatically reduces noise levels since combustion occurs in a contained chamber without the continuous mechanical rotation and friction that generate motor noise, while maintaining adequate pumping capacity through optimized combustion parameters.
Solution Approach 2:
The system uses pure oxygen as a strong oxidant in the combustion process, enabling rapid and efficient energy release from hydrogen combustion. This accelerated oxidation provides sufficient power for pumping operations while being more energy-efficient than traditional electric motors, as the chemical energy conversion is more direct and less subject to mechanical losses.
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 pump achieves rapid generation of high pressures and vacuums in milliseconds, reducing size, noise, and maintenance costs while improving efficiency and reliability.
Implementation Method 1
the detonation of combustible gases like hydrogen and oxygen, producing a hypersonic shockwave
Implementation Method 2
combustible gases like hydrogen and oxygen
Implementation Method 3
atmospheric compression and/or condensation of the expanded gas
Implementation Method 4
create a pressure differential
Data Source
AI summary
A pump that operates on the principle of internal combustion of gases in conjunction with the movement of fluid within a combustion chamber and various valve assemblies. The pump is capable of producing both vacuum and pressure through the process of combustion.