Dynamic Revolving Door Entrance System for Energy and Air Quality Control
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Solution Overview
Problem
Existing door entrance systems fail to effectively prevent polluted and temperature-altered air from entering buildings, leading to compromised indoor climate and increased energy consumption.
Innovation Solution
A door entrance system featuring a revolving door with two or more wings, controlled by a system that adjusts the width of the door openings based on air quality and temperature sensors, to minimize air infiltration and energy transfer.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If the door opening is kept wide to allow high traffic flow, then productivity is improved, but energy loss increases due to more air exchange
Solution Approach 1:
The door leaf is made dynamically adjustable rather than fixed, allowing it to change its position and the opening width based on real-time air quality conditions. The control unit receives input from air sensors and automatically adjusts the door leaf position to optimize the balance between traffic flow and energy conservation.
Solution Approach 2:
The system changes the physical parameter of the opening width by moving the door leaf between different positions. This parameter adjustment is based on air quality measurements, allowing the system to reduce the opening width when pollution levels are high or temperature differences are significant, thereby reducing energy loss while maintaining productivity when conditions permit.
2Productivity
If the door opening is kept wide to allow high traffic flow, then productivity is improved, but air pollution infiltration increases
Solution Approach 1:
The door leaf position is dynamically adjusted based on real-time air quality monitoring. When air sensors detect high pollution levels, the control unit automatically restricts the opening width by moving the door leaf, thereby reducing polluted air infiltration while still allowing necessary traffic flow.
Solution Approach 2:
The system incorporates air sensors that continuously monitor air quality parameters and provide feedback to the control unit. This feedback loop enables the system to make informed decisions about door leaf positioning, adjusting the opening width in response to actual air quality conditions to minimize pollution infiltration while maintaining productivity.
3Loss of energy
If the door opening is restricted to reduce energy transfer, then energy loss is reduced, but productivity decreases due to limited traffic flow
Solution Approach 1:
Rather than maintaining a constantly restricted opening, the door leaf position is dynamically adjusted based on real-time conditions. When air quality is good and temperature differences are minimal, the system opens the door wider to maximize traffic flow, thereby maintaining productivity while minimizing energy loss only when necessary.
Solution Approach 2:
The system adjusts the opening width parameter in response to changing environmental conditions. By monitoring air quality and temperature parameters, the control unit optimizes the opening width to allow maximum traffic flow when energy transfer is not a concern, and restricts the opening only when air quality or energy conservation requires it.
4Loss of energy
If air sensors and control systems are added to regulate door opening, then energy loss is reduced, but device complexity increases
Solution Approach 1:
The door entrance system regulates its own operation by using onboard air sensors to monitor conditions and automatically adjust the door leaf position through the control unit. This self-service capability eliminates the need for manual operation or external control, allowing the system to reduce energy loss autonomously without requiring complex external management infrastructure.
Data Source
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AI summary
The present invention disclose a method and a door entrance system (1) for regulating the access between a first area (2) and a second area (3), comprising a first opening (10) configured to be connected to the first area (2), a second opening (20) configured to be connected to the second area (3) and a revolving door (30) comprising two or more wings (31), wherein the revolving door (30) is positioned between the first and second opening (10, 20) and configured to rotate the two or more wings (31) to control access between the first and second area (2, 3) through the first and second opening (10, 20), and the door entrance system (1) further comprise a first door leaf (40) moveably between a first open position (01) and a second open position (02) to regulate a size/width (W) of the first opening (10).