Parallel Vacuum Pumps for Beverage Filling
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Solution Overview
Problem
Existing vacuum devices in the beverage industry, particularly those with single vacuum pumps, face limitations in adjusting vacuum or suction power, leading to increased costs, inefficient operation, and limited flexibility due to the need for multiple pumps and spare parts for different power requirements.
Innovation Solution
A vacuum device comprising multiple identical vacuum pumps operating in parallel, with the total suction power controlled by adjusting the speed and number of active pumps, allowing for efficient power management and reduced storage costs through frequency control and redundant systems.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a single vacuum pump is used with fixed capacity, then the system is simple and cost-effective, but the vacuum performance cannot be adjusted over a wide range and efficiency deteriorates under varying load conditions
Solution Approach 1:
The vacuum system is segmented into multiple identical vacuum pumps that can operate independently or in combination. Each pump is a separate module with the same design and performance characteristics, allowing the system to be divided into functional units that can be activated based on the required vacuum capacity.
Solution Approach 2:
The system dynamically adjusts the number of active vacuum pumps based on the required suction capacity. The control system activates or deactivates individual pumps to match the current operational demands, enabling the vacuum performance to be adjusted over a wide range while maintaining optimal efficiency.
2Adaptability or versatility
If multiple different vacuum pumps are provided for varying vacuum performance, then the vacuum device can adapt to different requirements, but storage costs and spare parts inventory increase
Solution Approach 1:
The system uses multiple identical vacuum pumps with uniform design, performance parameters, and interchangeability. All pumps are homogeneous in their construction and operational characteristics, which simplifies storage, maintenance, and spare parts inventory management compared to using different types of pumps for different performance levels.
Solution Approach 2:
Each vacuum pump is designed as a universal unit that can perform the same function in different configurations. The identical design allows any pump to replace any other pump in the system, providing versatility in system configuration without requiring multiple specialized pump types.
3Adaptability or versatility
If the vacuum pump speed is adjusted to accommodate changes in suction capacity, then some flexibility is achieved, but efficiency becomes poor under certain operating conditions
Solution Approach 1:
Instead of running a single pump at variable speeds, the system activates only the necessary number of pumps at their optimal operating speed. This partial action approach ensures that each active pump operates efficiently without being overloaded or underloaded, avoiding the energy losses associated with speed adjustment.
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
This solution enables adjustable vacuum power over a wide range with high operational reliability, reducing energy consumption, storage costs, and maintenance complexity while allowing for retrofitting existing devices, and optimizing efficiency by dynamically managing pump usage based on operational parameters.
Implementation Method 1
vacuum or negative pressure is required in certain filling processes and is used to remove ambient air and thus the oxygen contained in the ambient air from the containers to be filled
Data Source
Figure 1
Figure 2
AI summary
A vacuum device (3) for generating negative pressure in plants for the processing of containers (2), in particular in plants for filling containers (2) with a liquid product, having a vacuum source, the vacuum and/or suction power of which can be controlled and/or regulated. The vacuum source of the vacuum device (3) is formed by at least two electrically driven vacuum pumps (4.1 - 4.3) designed for parallel operation, and the overall vacuum or suction power of the vacuum device (3) can be controlled, for example by means of a control and regulating unit (5), by way of the number of respectively activated vacuum pumps (4.1 - 4.3).