Heated water availability control
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Solution Overview
Problem
Existing water heaters face challenges in efficiently managing the allocation of heated water between domestic and hydronic/auxiliary uses, often resulting in reduced availability of heated water for one purpose when used for another, as there is no effective control mechanism to prioritize domestic use over hydronic heating or vice versa.
Innovation Solution
A water heater system with a flow detection device and a flow control valve that detects water flow through a domestic-use outlet and controls the flow of water through a hydronic-use outlet, allowing priority to domestic use by stopping or reducing hydronic heating when domestic water is in use, and increasing hydronic heating when domestic use is not required.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a flow control valve is added to control hydronic heating flow, then heated water allocation control is improved, but device complexity increases
Solution Approach 1:
The system introduces a flow control valve as an intermediary component between the water heater and the hydronic heating system. This intermediary device enables precise control over hydronic heating flow based on domestic usage conditions, providing the necessary adaptability while keeping the control mechanism relatively simple and focused.
Data Source
AI summary
A water heater system includes a water heater having a first water outlet and a second water outlet. The water heater system further includes a flow detection device coupled to the first water outlet to detect a water flow through the first water outlet. The water heater system also includes a flow control valve fluidly coupled to the second water outlet. The flow control valve is configured to control a flow of water through the second water outlet based on whether the water flow through the first water outlet is detected by the flow detection device.