Central suction system and method for operating a central suction system
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Solution Overview
Problem
Central suction systems face high energy consumption and peak load demands when multiple cleaning devices are used simultaneously, leading to inefficiencies and increased costs due to the need for high-power drive devices.
Innovation Solution
The system includes remotely controllable shut-off devices that can be adjusted between open and blocked positions, allowing for wireless operation and limiting the number of simultaneously active shut-off devices to manage peak load, along with redundant suction modules and a timer for usage monitoring and billing.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Power
If high-performance drive units are used to accommodate simultaneous use in multiple rooms, then suction power availability is improved, but energy consumption and costs increase
Solution Approach 1:
The system dynamically adjusts the number of simultaneously operable dispensing points based on real-time conditions. The control unit limits the number of open shut-off devices to prevent excessive peak loads, allowing the system to adapt its capacity utilization rather than requiring fixed high-performance drive units for maximum simultaneous usage.
Solution Approach 2:
The control unit monitors the operational status of shut-off devices and provides feedback to limit the number of simultaneously open outlets. This feedback mechanism ensures that the drive unit operates within optimal energy consumption ranges while still providing sufficient suction power for reasonable simultaneous usage scenarios.
2Ease of operation
If the number of simultaneously open shut-off valves is unlimited, then ease of operation is improved, but peak load demands increase
Solution Approach 1:
The control unit pre-establishes limits on the number of simultaneously open shut-off valves. When this limit is reached, further opening attempts are automatically prevented, thereby preliminarily avoiding excessive peak load demands while maintaining ease of operation within acceptable parameters.
3Use of energy by moving object
If remotely controllable shut-off devices are implemented with usage monitoring, then energy efficiency is improved, but device complexity increases
Solution Approach 1:
The control unit performs multiple functions: it monitors the number of open shut-off valves, limits simultaneous usage to prevent peak loads, tracks usage duration for billing purposes, and manages the overall system operation. By consolidating these diverse functions into a single control unit, the system achieves improved energy efficiency without proportionally increasing overall device complexity.
Data Source
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Figure 2
AI summary
The invention relates to a central vacuum system (01) and a method for operating a central vacuum system with at least one central vacuum unit (03) and with several dispensing points (02) from which suction air can be drawn with a cleaning device (11), wherein the central vacuum unit (03) is connected to the dispensing points (02) via suction lines (05), and wherein each dispensing point (02) is assigned a shut-off device (06), and wherein the withdrawal of suction air at a dispensing point (02) can be enabled and disabled by actuating the shut-off device (06), wherein the shut-off device (06) is adjustable between a locked position and an open position by actuating a drive unit, and wherein the shut-off device (06) is closed in the locked position, and wherein the shut-off device (06) is open in the open position, and wherein the drive unit for opening and closing the shut-off device (06) is connected to an operating device (07,08) is remotely controllable by a user.