Short Distillation Head with Undulating Vertical Tube

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Solution Overview

Problem

Distillation processes face inefficiencies when dealing with small amounts of starting material or compounds with close boiling points, as temperature inconsistencies can lead to simultaneous removal of multiple compounds and re-condensation of vapors back into the distillation chamber.

Innovation Solution

A short path distillation head featuring a vertical tube with undulating side walls and a distillation key, where the undulations help reject cooler or heavier particles by causing them to condense and fall, preventing direct upward flow and ensuring efficient separation of compounds.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If traditional distillation equipment is used with small amounts of starting material or compounds with close boiling points, then multiple compounds get removed simultaneously, but separation efficiency deteriorates

Engineering Contradiction:
Improveseparation efficiencyVSAvoiddistillation efficiency
Core Design Contradiction:
Manufacturing precisionVSProductivity

Solution Approach 1:

The distillation head is segmented into multiple functional zones: a heating zone with undulating walls for vapor generation, a separation zone with vertical smooth walls for compound separation, and a collection zone. This segmentation allows different regions to perform specialized functions, improving both separation efficiency and productivity by preventing re-condensation in dedicated zones.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The invention transitions from traditional horizontal distillation paths to a vertical dimensional arrangement. Vapors rise vertically through the smooth-walled section, allowing gravitational separation of compounds with different densities and boiling points, while the vertical orientation prevents re-condensation by maintaining upward flow direction.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Productivity

If temperature is raised to remove vapors, then distillation progresses, but vapor re-condensation occurs before evacuation

Engineering Contradiction:
Improvedistillation rateVSAvoidvapor evacuation reliability
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The distillation head design incorporates preliminary anti-action by creating a temperature gradient and directional flow path that prevents re-condensation before vapors reach the collection point. The smooth vertical walls and undulating heating zone work together to maintain vapor momentum and temperature, countering the natural tendency to re-condense.

Inventive Principle:
Principle #9Preliminary anti-action

Solution Approach 2:

The undulating walls act as an intermediary structure between the heating source and the vapor path. They facilitate efficient heat transfer to generate vapors while the subsequent smooth vertical section acts as an intermediary channel that maintains vapor flow without allowing contact with cooler surfaces that would cause re-condensation.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Manufacturing precision

If undulating side walls are used to reject particles, then separation improves, but device complexity increases

Engineering Contradiction:
Improveparticle rejection efficiencyVSAvoiddistillation head structure
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The distillation head employs local quality by applying undulating walls only in the heating zone where particle rejection is needed, while the upper separation zone uses simple smooth vertical walls. This localized application of complexity achieves particle rejection efficiency without making the entire device unnecessarily complex.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The undulating walls use curved, sinusoidal geometry to create rejection zones where heavier particles condense and fall back. The curved surfaces naturally redirect vapor flow and promote particle separation through gravitational settling, achieving complex separation functionality through geometric curvature rather than mechanical complexity.

Inventive Principle:
Principle #14Spheroidality (Curvature)

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

Enhances the separation and efficiency of distillation by preventing re-condensation and allowing for effective fractional distillation of compounds with close boiling points, improving the overall distillation process.

Implementation Method 1

The undulations are aligned together when following the path thereof while moving in a vertical direction in such embodiments. The undulations of the vertical tube and distillation key help 'reject' particles being distilled, meaning that particles which are cooler or heavier than average during heated distillation can be caught on the outwardly extending portions of the undulations or other areas of the distillation equipment which hinder a direct flow of matter in an otherwise upwards direction, causing same to condense and fall downwards.

Methodology Applied
Scientific EffectCondensation: Condensation

Implementation Method 2

Distillation or fractional distillation is carried out by heating a solid or liquid and removing gaseous vapors that are expelled therefrom.

Methodology Applied
Scientific EffectEvaporation: Evaporation

Implementation Method 3

A fraction collector is surrounded by the smooth side walls in embodiments of the disclosed technology. The vertical tube passes into and above this bottom side of the fraction collector creating a 'lip' extending into the fraction collector. As such, material was condense and fall to the outside of the vertical tube before being able to exit into the condenser in embodiments of the disclosed technology.

Methodology Applied
Scientific EffectGravity: Gravitation

Data Source

PatentUS10569191B2Short distillation head comprising a vertical tube filled with a key
Publication Date: 2020.02.25 KREMERMAN ELLIOT
  • US10569191B2 patent drawing
  • US10569191B2 patent drawing
  • US10569191B2 patent drawing

AI summary

A distillation head of embodiments of the disclosed technology has a vertical tube which extends to and partially through a fraction collector. The vertical tube is mostly filled with a distillation key which is attached to a top side of the fraction collector and extends downwards through the vertical tube without coming into contact with same. A class housing or shell surrounds the vertical tube, which in turn, surrounds the distillation key or, at least a majority of each while the vertical tube extends past an area circumscribed by the shell and the distillation key extends past an area circumscribed by the vertical tube in some embodiments of the disclosed technology.