Thermodynamic Fluid Power Generation System
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Solution Overview
Problem
Existing systems fail to effectively harness and convert latent and sensible heat from manufacturing and industrial processes into electrical or rotational power.
Innovation Solution
A closed-loop system utilizing a series of heat exchangers and a turbine, where thermo-dynamic fluid flows through heat exchangers to extract and transfer heat, causing the fluid to rotate a turbine shaft, which in turn generates electrical or rotational power, with optional components like one-way valves, thermally-controlled valves, and expansion tanks to manage fluid flow and pressure.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Power
If a closed-loop system with heat exchangers and turbine is used to convert thermal energy to mechanical energy, then electrical or rotational power generation is achieved, but system complexity increases
Solution Approach 1:
The system is divided into distinct functional modules: first heat exchanger for cooling, second heat exchanger for heating, turbine for power generation, and various valves for flow control. Each component performs a specific function in the thermodynamic cycle, making the complex system manageable and maintainable through modular design
Solution Approach 2:
A thermo-dynamic fluid acts as an intermediary substance that transfers thermal energy between the heat exchangers and converts thermal energy to mechanical work in the turbine. The fluid circulates through the closed-loop system, mediating the energy conversion process without being consumed
2Loss of energy
If heat exchangers are used to extract and transfer heat from industrial processes, then energy recovery efficiency is improved, but device complexity increases
Solution Approach 1:
The thermo-dynamic fluid serves multiple functions: it absorbs latent and sensible heat from industrial processes in the first heat exchanger, transfers this energy to the second heat exchanger, and drives the turbine for power generation. This multi-functionality maximizes energy recovery while avoiding the need for separate systems for each function
Solution Approach 2:
The system utilizes phase transitions of the thermo-dynamic fluid (evaporation and condensation) to efficiently transfer and convert thermal energy. The fluid undergoes phase changes in the heat exchangers, leveraging latent heat for effective energy recovery from industrial processes
3Reliability
If a one-way valve and expansion tank are added to control fluid flow and pressure, then system reliability is improved, but device complexity increases
Solution Approach 1:
The one-way valve automatically prevents backflow of the thermo-dynamic fluid without requiring external control, and the expansion tank self-regulates pressure by accommodating fluid volume changes. These components provide passive, automatic protection and control, improving reliability without requiring complex active control systems
Solution Approach 2:
The expansion tank provides预先 cushioning for pressure variations in the system, accommodating thermal expansion and contraction of the thermo-dynamic fluid before these variations can cause damage or operational issues. This proactive pressure management enhances system reliability
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 system efficiently converts thermal energy into rotational motion, enabling the generation of electrical or rotational power from waste heat, enhancing energy recovery in industrial settings.
Implementation Method 1
the first heat exchanger is configured to extract heat from the thermo-dynamic fluid as it passes through the first heat exchanger
Implementation Method 2
the first heat exchanger is configured to transfer heat to the thermo-dynamic fluid as it passes through the second heat exchanger
Implementation Method 3
thereby causing the thermo-dynamic fluid to exit the second outlet thereof and enter the third inlet of the turbine to rotate the rotating turbine shaft
Implementation Method 4
the rotating turbine shaft is configured to rotate when the thermo-dynamic fluid flows from the third inlet to the third outlet
Data Source
AI summary
A system and method are provided for generating electrical power or rotational power where the system includes heating thermo-dynamic fluid passing through a heat exchanger causing the fluid to expand and then pass through a turbine to rotate a turbine shaft coupled to an electrical generator to generate electrical power, or to transfer rotational power to rotating machinery. Fluid exiting the turbine can then be cooled before cycling through to the heat exchanger.