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Why a closed system can't be called as a Controlled Volume system?
Thermodynamic System: Closed vs Controlled Volumes
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- System Thermodynamic
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Discussion Overview
The discussion revolves around the distinction between closed systems and controlled volume systems in thermodynamics, exploring the definitions and applications of each type. Participants examine the implications of these terms in the context of material and energy flow, particularly in relation to open and closed systems.
Discussion Character
- Debate/contested
- Conceptual clarification
Main Points Raised
- Some participants assert that a closed system cannot be classified as a controlled volume system, as controlled volumes are typically associated with open systems where material and energy can flow in and out.
- Others clarify that a control volume is a mathematical construct used to analyze open systems, emphasizing that closed systems do not require such definitions due to their well-defined boundaries.
- One participant mentions that a closed system can be referred to as a controlled mass system, while an open system is characterized as a controlled volume system, suggesting a distinction based on the flow of materials.
- There is a repeated emphasis on the use of devices, such as valves, to control volume in open systems, which some participants argue is not applicable to closed systems.
Areas of Agreement / Disagreement
Participants express differing views on the definitions and applications of closed systems versus controlled volume systems, indicating that multiple competing perspectives exist without a clear consensus.
Contextual Notes
Participants highlight that the terminology used may not align with conventional definitions, suggesting potential limitations in understanding and application of these concepts.