Essential Oil Distillation System with Sensor-Based Temperature Control
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Solution Overview
Problem
Current essential oil extraction systems are inefficient in maintaining precise temperature and pressure control, leading to suboptimal quality and therapeutic value of extracted oils due to high pressures and temperatures, which can alter the fragrance and chemical constituents of essential oils.
Innovation Solution
A steam distillation system with a distillation chamber, condenser, and controller that uses multiple temperature sensors and valves to control steam flow and condensation, allowing for precise temperature management and low-pressure distillation to preserve the natural properties of essential oils, including a controller that adjusts steam and coolant flow based on sensor readings to maintain optimal conditions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If high temperature and pressure are used for distillation, then extraction speed increases, but essential oil quality and therapeutic value deteriorate
Solution Approach 1:
The system dynamically adjusts temperature and pressure parameters during distillation using multiple sensors and a controller. The controller modifies steam flow and condenser cooling based on real-time readings to maintain optimal extraction conditions without exceeding thresholds that would degrade oil quality.
Solution Approach 2:
Multiple temperature sensors monitor the distillation chamber and condenser, providing continuous feedback to the controller. The controller uses this feedback to adjust steam valve position and coolant flow, ensuring temperature and pressure remain within ranges that preserve essential oil therapeutic properties while maintaining efficient extraction.
2Manufacturing precision
If precise temperature and pressure control is implemented, then essential oil quality improves, but system complexity increases
Solution Approach 1:
The control system is divided into separate functional modules: temperature sensing, pressure sensing, steam flow control, and condenser cooling control. Each module operates semi-independently, allowing precise control of individual parameters while keeping the overall system manageable and easier to maintain.
Solution Approach 2:
The system uses automated sensor-controller-actuator loops that operate without constant human intervention. The controller automatically adjusts valves and coolant flow based on sensor readings, reducing the need for manual monitoring and adjustment while maintaining precise control.
3Measurement precision
If multiple temperature sensors and control valves are used, then temperature management precision improves, but device complexity increases
Solution Approach 1:
Temperature sensors are placed at specific locations within the distillation chamber and condenser where temperature gradients are most critical. This targeted sensing approach provides precise local temperature measurements without requiring sensors throughout the entire system, balancing measurement precision with device simplicity.
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 effectively extracts high-quality, therapeutically valuable essential oils by maintaining low pressure and temperature, ensuring the preservation of natural oil compounds and fragrance, while reducing distillation time and costs.
Implementation Method 1
a condenser for condensing vapors... Steam and an essential oil vapor are condensed in the condenser to form liquid water and essential oil product
Implementation Method 2
A distillation chamber for extracting essential oil from plant material... Steam from a steam source and essential oil vapor operably exit a distillation chamber
Data Source
AI summary
Apparatuses, systems, methods, and computer program products are disclosed for extracting essential oil from plant material. A distillation chamber is coupleable in fluid receiving communication with a steam source via a first valve and the distillation chamber has a first temperature sensor and a vapor outlet. Steam from a steam source and essential oil vapor operably exit a distillation chamber through a vapor outlet. A condenser is in fluid receiving communication with a vapor outlet of a distillation chamber and steam and essential oil vapor are condensed in the condenser to form liquid water and essential oil product, respectively, that operably exit through a liquid outlet. A controller is configured to control a first valve based on readings from a first temperature sensor.