Modular Product Dispensing With Diaphragm Flow Sensing
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing processing systems for generating products from multiple ingredients are often static and limited in their capabilities, requiring extensive modifications to produce different products due to non-reconfigurable devices and components.
Innovation Solution
A modular product dispensing system that includes a flow sensor with a diaphragm assembly and transducer assembly to monitor fluid displacement, and a method to determine product container emptiness using a pump assembly and capacitance measurement, allowing for efficient reconfiguration and product variation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If existing processing systems use non-reconfigurable devices and components, then system stability and reliability are maintained, but adaptability and versatility deteriorate requiring extensive modifications for different products
Solution Approach 1:
The processing system is divided into modular components including interchangeable pump assemblies, valve assemblies, and product containers. Each module can be independently replaced or reconfigured to produce different products without modifying the entire system, enabling product variation while maintaining system stability.
Solution Approach 2:
The system employs universal interfaces and standardized connection protocols across different pump assemblies, valve assemblies, and product containers. This allows a single base system to support multiple product types through component interchangeability, eliminating the need for extensive modifications when changing products.
2Measurement precision
If flow monitoring is implemented using diaphragm assembly and transducer assembly, then measurement precision is improved, but device complexity increases
Solution Approach 1:
The diaphragm assembly and transducer assembly are integrated into a single flow sensor unit that combines fluid displacement detection with electrical signal generation. This merged design provides precise flow monitoring while reducing the number of separate components compared to traditional multi-component sensor systems.
Solution Approach 2:
The system replaces complex mechanical flow measurement mechanisms with an electromechanical transducer assembly that converts diaphragm displacement directly into electrical signals. This substitution simplifies the overall device while maintaining high measurement precision through electronic sensing rather than mechanical counting mechanisms.
3Measurement precision
If capacitance measurement is used to determine container emptiness, then measurement precision is improved, but ease of operation deteriorates due to additional monitoring requirements
Solution Approach 1:
The pump assembly incorporates a capacitance sensor that continuously monitors product container levels and provides real-time feedback to the control system. This automatic feedback mechanism eliminates the need for manual checking while providing precise emptiness detection, actually improving ease of operation despite the added monitoring capability.
Solution Approach 2:
The capacitance measurement system is integrated into the pump assembly itself, allowing the pump to autonomously detect container emptiness and trigger appropriate actions without external intervention. This self-monitoring capability reduces operational complexity by automating what would otherwise require manual inspection.
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
Enables flexible and efficient production of various products by monitoring fluid displacement and container emptiness, reducing the need for extensive modifications and enhancing system versatility.
Implementation Method 1
A diaphragm assembly is configured to be displaced whenever the fluid within the fluid chamber is displaced
Implementation Method 2
A transducer assembly is configured to monitor the displacement of the diaphragm assembly and generate a signal based, at least in part, upon the quantity of fluid displaced within the fluid chamber
Implementation Method 3
A pump assembly is configured to pump a product from a product container
Implementation Method 4
A method to determine product container emptiness using a pump assembly and capacitance measurement
Data Source
AI summary
A flow sensor includes a fluid chamber configured to receive a fluid. A diaphragm assembly is configured to be displaced whenever the fluid within the fluid chamber is displaced. A transducer assembly is configured to monitor the displacement of the diaphragm assembly and generate a signal based, at least in part, upon the quantity of fluid displaced within the fluid chamber.