Modular Gas Chromatography Oven With Reconfigurable Thermal Zones

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Solution Overview

Problem

Existing gas chromatographs are difficult to customize, requiring substantial time and non-negligible costs, and designing custom parts like isothermal ovens is time-consuming and expensive.

Innovation Solution

A modular gas chromatography oven with a main enclosure and releasable panels and thermal plates that create temperature-controlled zones, allowing easy reconfiguration and integration of GC components.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a traditional gas chromatograph architecture is used, then the system provides sufficient space for installing GC components, but customization is difficult and time-consuming

Engineering Contradiction:
Improvecustomization capabilityVSAvoidintegration time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The oven is divided into multiple independently controllable zones separated by removable partitions. Each zone can be configured separately for different temperature requirements, allowing customization without redesigning the entire oven structure. This segmentation enables rapid reconfiguration for different GC applications.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The oven architecture transitions from a fixed, monolithic structure to a dynamic, reconfigurable system with removable partitions and adjustable thermal plates. This dynamic design allows the oven to be easily adapted to different configurations based on specific application requirements, reducing integration time.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If custom parts like isothermal ovens are designed, then specific application requirements are met, but the process is time-consuming and expensive

Engineering Contradiction:
Improveapplication-specific configurationVSAvoidmanufacturing complexity
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

Instead of manufacturing completely custom oven parts from scratch, the system uses standardized modular zones that can be independently configured. This reduces manufacturing complexity while still allowing application-specific configurations through combination of standard modules.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The thermal plates and zones are designed as universal components that can serve multiple functions across different GC applications. A single standardized zone design can accommodate various GC components and configurations, eliminating the need for custom manufacturing for each application type.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Productivity

If a modular design with multiple zones is implemented, then customization is enabled and integration time is reduced, but the device complexity increases

Engineering Contradiction:
Improveintegration speedVSAvoidstructural complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The oven is segmented into standardized zones with identical interfaces and mounting mechanisms. This segmentation actually reduces perceived complexity by providing uniform building blocks that can be assembled through standardized procedures, despite increasing the number of components.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

While the overall architecture is standardized, each zone can be locally configured with different thermal plates, partitions, or GC components as needed. This local customization capability maintains simplicity at the system level while allowing flexibility at the component level.

Inventive Principle:
Principle #3Local quality

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 quick and cost-effective customization of the GC oven to accommodate various applications by creating independent temperature-controlled zones, reducing integration time and costs.

Implementation Method 1

The one or more thermal plates are releasably engageable with the backwall within an associated one of the individual cells, each thermal plate being operable to set an operation temperature in the associated individual cell

Methodology Applied
Scientific EffectHeating: Heating

Data Source

PatentEP3721159B1Gas chromatography modular oven
Publication Date: 2025.09.24 MECANIQUE ANALYTIQUE INC
  • EP3721159B1 patent drawingFigure 1
  • EP3721159B1 patent drawingFigure 2
  • EP3721159B1 patent drawingFigure 3

AI summary

There is provided a gas chromatography modular oven. The modular oven includes a main enclosure, panel(s) and thermal plate(s). The main enclosure includes a backwall and sidewalls defining an internal volume. The sidewalls include a plurality of panel-engaging structures defining multiple panel-mounting positions within the internal volume. The panel(s) are releasably engageable with the panel-engaging structures to divide the main enclosure into individual cells. The thermal plate(s) are releasably engageable with the backwall within an associated one of the individual cells, each thermal plate being operable to set an operation temperature in the associated individual cell, thereby creating temperature-controlled zones within the gas chromatography modular oven. An explosion-proof gas chromatography modular oven is also provided. A gas chromatography column cartridge mountable into a modular oven is also provided.