Adjustable Ports for Independent REC Parameter Control
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Solution Overview
Problem
Prior rotary expansible chamber devices are poorly equipped to control operating parameters such as rotation rate, mass flow rate, output temperature, and pressure independently and in an energy-efficient manner.
Innovation Solution
The implementation of adjustable working-fluid ports and control systems that allow for precise tuning of operating conditions by adjusting the angular position and size of ports, enabling independent control of operating parameters in rotary expansible chamber devices.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If rotary expansible chamber devices operate with fixed port configurations, then the device structure is simple, but the operating parameters (rotation rate, mass flow rate, output temperature, pressure) cannot be controlled independently
Solution Approach 1:
The patent implements adjustable working-fluid ports that can change their angular position and size dynamically during operation. This allows the device to control operating parameters independently by adjusting port configurations in real-time, transforming a static structure into a dynamic one that adapts to different operating conditions.
Solution Approach 2:
The invention changes the physical parameters of the working-fluid ports (angular position, size) to achieve independent control of operating parameters. By varying these port parameters, the device can adjust mass flow rate, pressure, and temperature independently without requiring structural redesign.
2Loss of energy
If rotary expansible chamber devices use fixed port configurations, then the device is easier to manufacture, but energy efficiency is poor
Solution Approach 1:
The adjustable port mechanism allows the device to optimize its operation for different working conditions, minimizing energy losses. By dynamically adjusting port angular positions and sizes, the system can maintain optimal flow characteristics across varying operating parameters, improving overall energy efficiency.
Solution Approach 2:
The invention optimizes energy efficiency by changing port parameters (angular position, size) to match operating conditions. This allows the device to minimize energy losses associated with fixed-port configurations while maintaining manufacturability through standardized adjustment mechanisms.
3Ease of operation
If the working-fluid ports are made adjustable to enable independent parameter control, then operating flexibility is improved, but the device complexity increases
Solution Approach 1:
The adjustable port mechanism serves multiple functions: it controls mass flow rate, adjusts pressure, and regulates temperature independently. This multi-functionality is achieved through a unified port adjustment system that can modify angular position and size, reducing the need for separate control mechanisms for each parameter.
Solution Approach 2:
The dynamic adjustment capability of the working-fluid ports provides operating flexibility while using a relatively simple mechanical adjustment system. The ports can change their configuration continuously during operation, enabling independent parameter control without requiring complex discrete mechanisms.
Data Source
AI summary
Rotary expansible chamber (REC) devices having one or more working-fluid ports that are adjustable, for example, in size or location. In some embodiments, the variable port mechanisms can be used to control any one or more of a plurality of operating parameters of a REC device independently of one or more others of the operating parameters. In some embodiments, the REC devices can have a plurality of fluid volumes that change in size during rotation of the REC device, and that transition to a zero volume condition during the rotation of the REC device. Systems are also provided that can include one or more REC devices. Methods for controlling various aspects of REC devices, including methods of controlling one or more operating parameters, are also provided.