Teat-Specific Vacuum Control for Milking Systems
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Solution Overview
Problem
Current milking systems face inefficiencies in milk evacuation due to unequal milk flow distribution and varying milk flow rates across teats, leading to potential teat damage from excessive vacuum pressure, which can result in reduced milking time and increased risk of udder diseases like mastitis.
Innovation Solution
A milking system that includes teat cups, vacuum regulators, and pressure sensors connected to a processing device, which adjusts teat-specific vacuum pressure levels based on real-time measurements and historical data to optimize milk flow and prevent teat damage, allowing for efficient and gentle milk extraction.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If high milking vacuum is applied to increase milk flow rate, then milk evacuation speed is improved, but teat integrity deteriorates due to excessive vacuum pressure
Solution Approach 1:
The system applies different vacuum pressure levels to different teats based on their individual characteristics. Each teat cup is equipped with a vacuum regulator and pressure sensor that independently control and monitor the vacuum pressure applied to that specific teat, allowing localized optimization of milk flow while preventing teat damage.
Solution Approach 2:
The vacuum pressure level is dynamically adjusted during the milking process based on real-time feedback from flow sensors and pressure sensors. The system continuously monitors milk flow rate and teat condition, automatically modifying the vacuum pressure to maintain optimal milking efficiency while preventing teat injury.
2Device complexity
If uniform vacuum pressure is applied to all teats, then system complexity is reduced, but milking efficiency deteriorates due to unequal milk flow distribution
Solution Approach 1:
The vacuum control system is segmented into independent control units for each teat cup. Each teat cup has its own vacuum regulator and pressure sensor, allowing individualized vacuum pressure control. This segmentation enables the system to handle unequal milk flow distribution across different teats while maintaining manageable system complexity through modular architecture.
3Object-affected harmful factors
If teat-specific vacuum pressure control is implemented, then teat integrity is improved, but device complexity increases due to additional sensors and regulators
Solution Approach 1:
Each teat cup assembly is equipped with integrated flow sensors and vacuum regulators that automatically adjust vacuum pressure based on real-time milk flow measurements. The system self-regulates without requiring complex external control mechanisms, as each teat unit independently monitors and adjusts its own vacuum pressure to prevent teat damage while maintaining optimal milking performance.
4Quantity of substance
If milking time is extended to ensure complete milk evacuation, then milk flow completeness is improved, but productivity deteriorates due to reduced number of animals milked per unit time
Solution Approach 1:
The system dynamically adjusts vacuum pressure levels during the milking process to optimize milk evacuation rate at different stages. By increasing vacuum pressure when milk flow is high and reducing it when flow decreases, the system achieves complete milk evacuation faster, thereby reducing milking time per animal and increasing overall productivity without compromising total milk yield.
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 system improves milk extraction efficiency by adapting vacuum pressure to individual teat needs, reducing overall milking time, minimizing teat damage, and enabling more animals to be milked per unit time while maintaining teat integrity and reducing the risk of udder diseases.
Implementation Method 1
a vacuum pump, configured to generate a vacuum pressure, which may be referred to as system vacuum
Implementation Method 2
a plurality of vacuum pressure sensors wherein each vacuum pressure sensor is associated with one teat cup and configured to measure vacuum pressure level prevailing in the associated teat cup under one of the teats
Data Source
AI summary
A milking system equipped with teat cups each connected to a respective milk evacuation tube, a vacuum pump, a milk tank, vacuum regulators configured to control a vacuum pressure level prevailing in the teat cup, vacuum pressure sensors each configured to measure vacuum pressure level prevailing under one of the teats, an animal identification sensor, a database, a processing device configured to: determine animal ID, extract data of each respective teat from the database, determine a teat specific vacuum pressure level at each teat, and generate a command to each vacuum regulator, to set the teat specific vacuum pressure level at each teat cup.