Modular Window Ventilation With Automated Airflow Throttles
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Solution Overview
Problem
Existing ventilation systems for buildings with double-glazed windows are complex, expensive, and difficult to operate efficiently, often requiring manual intervention and large architectural modifications, which hinders optimal air circulation and energy efficiency.
Innovation Solution
A ventilation device with a modular air direction control unit featuring self-closing throttles and a drive unit, allowing for controlled air circulation between window panes, which can be integrated into a window frame without altering its appearance, and includes a bypass unit for various ventilation patterns, operated by sensors and actuators for automatic control.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If manual shutters or sliding doors are used to regulate air flow, then the system is simple in structure, but the ease of operation deteriorates because optimal operation is practically impossible to obtain
Solution Approach 1:
The system uses sensors to automatically detect temperature, humidity, and air quality conditions, and the actuators automatically adjust the air flow regulation elements without manual intervention. This self-service mechanism resolves the contradiction by eliminating the need for manual operation while maintaining simple system structure.
Solution Approach 2:
The patent replaces manual mechanical operation with an automated control system comprising sensors, control logic, and actuators. This substitution improves ease of operation by enabling optimal automatic regulation while keeping the overall system structure relatively simple through modular design.
2Ease of operation
If complex automated systems with multiple actuators and chambers are used, then the ease of operation improves through automatic control, but the device complexity worsens significantly
Solution Approach 1:
The ventilation system is divided into modular functional units: sensors for detection, control logic for decision-making, and actuators for execution. This segmentation allows automatic control functionality to be achieved while keeping each module relatively simple, thus improving ease of operation without excessive overall complexity.
Solution Approach 2:
The control system integrates multiple functions into a unified automated controller that handles temperature regulation, humidity control, and air quality monitoring. This multi-functionality improves ease of operation by consolidating control tasks while managing device complexity through integrated design.
3Productivity
If traditional ventilation systems are installed in window frames, then the ventilation function is achieved, but the area of the window frame increases, stealing regular window area and allowing less light to enter
Solution Approach 1:
The ventilation components are arranged in the depth dimension of the window frame rather than occupying additional face area. This dimensional reorganization allows ventilation functionality to be achieved without increasing the window frame's projected area, thus maintaining light transmission while improving ventilation efficiency.
Solution Approach 2:
The ventilation system components are nested within the existing window frame structure, utilizing the depth and internal space of the frame. This nesting approach enables ventilation functionality without expanding the window frame's external dimensions, preserving window area for light transmission.
4Area of stationary object
If shallow modular ventilation units are used, then the area of the window frame is minimized, but the device complexity increases due to integration constraints
Solution Approach 1:
The ventilation system is segmented into independent modular units that can be individually installed in the window frame. This segmentation reduces integration complexity by allowing standardized modules to be assembled without complex interconnections, while maintaining a compact footprint that minimizes window frame area.
Solution Approach 2:
Multiple ventilation functions (air intake, air outlet, temperature regulation, humidity control) are merged into integrated modular units. This merging reduces the overall number of separate components needed, simplifying integration while achieving comprehensive ventilation functionality within a compact area.
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 solution provides a simple, robust, and energy-efficient ventilation system that maintains the traditional window appearance, effectively regulating indoor temperatures and air quality while reducing energy consumption by utilizing natural heating and cooling effects.
Implementation Method 1
ventilating a room in a building... air to be circulated from the outside to the inside of a room or building, by guiding the air between two panes of glass... preheated during its flow between the two panes of glass
Implementation Method 2
preheated during its flow between the two panes of glass
Implementation Method 3
at least one air direction control unit (10), wherein said air direction control unit (10) comprises a body (23), having a first throttle (15) and a second throttle (16)... means for operating said first and second throttle (15, 16) between an open and a closed position
Data Source
Figure 1
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AI summary
The invention relates to a ventilation device for a window (1), comprising at least two essentially parallel panes (3) of glass arranged in a common frame (2), thus forming a double window having an air space (14) between said panes (3) of glass, and further comprises an intake (9) opening communicating with said air space (14) and with either the interior (7) or the exterior (6) of a building, where said ventilation device further comprises a drive unit (29). Such a ventilation device comprises at least one air direction control unit (10) arranged in connection with said window (1) and where said air direction control unit (10) comprises a body (23), having a first throttle (15) and a second throttle (16), and further comprises means (21, 22) for operating said throttles (15, 16) between an open and a closed position, further said body (23) comprises an opening (17) communicating with the interior of said building, an opening communicating with the exterior (18) of said building and a third opening (20) communicating with said air space (14).