Temperature Sensitive Fluid Transfer System with Insulated Lines

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Solution Overview

Problem

Current transfer systems for temperature-sensitive fluids, such as cryogenic gases and hot fluids, require laborious and time-consuming purging and cooling/warming procedures to prepare for transfer and decoupling, leading to high energy consumption and long set-up times.

Innovation Solution

A transfer system with thermally insulated transfer lines and pipe assemblies that form closed loops, allowing for continuous fluid circulation and maintaining operating temperature in both transfer and idle modes, thereby eliminating the need for purging and cooling/warming procedures.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the transfer lines are left open to ambient air in idle state, then the system is simple and easy to operate, but the lines must be purged and cooled/warmed up before transfer which increases energy consumption and set-up time

Engineering Contradiction:
Improveease of operationVSAvoidset-up time
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The transfer lines are pre-cooled or pre-heated to operating temperature before actual transfer operations begin. This preliminary action eliminates the need for time-consuming cooling/warming procedures before each transfer, reducing set-up time while maintaining operational simplicity.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system maintains continuous circulation of the temperature-sensitive fluid through the transfer lines during idle periods. This continuous action keeps the lines at operating temperature, eliminating the need for repeated cooling/warming cycles and reducing overall set-up time across multiple transfers.

Inventive Principle:
Principle #20Continuity of useful action

2Reliability

If the transfer lines are purged and cooled/warmed up before each transfer, then the fluid transfer safety is improved, but the energy consumption increases

Engineering Contradiction:
Improvetransfer safetyVSAvoidenergy consumption
Core Design Contradiction:
ReliabilityVSUse of energy by stationary object

Solution Approach 1:

The system performs cooling or heating of transfer lines in advance, before actual transfer operations begin. This preliminary action ensures safety requirements are met while avoiding repeated energy-intensive cooling/warming cycles during normal operations.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

Continuous fluid circulation during idle periods maintains operating temperature in the transfer lines, eliminating the need for repeated energy-intensive cooling/warming cycles. This reduces overall energy consumption while maintaining transfer safety.

Inventive Principle:
Principle #20Continuity of useful action

3Reliability

If the transfer lines are cooled down to operating temperature before transfer, then the temperature-sensitive fluid can be transferred safely, but the set-up time increases

Engineering Contradiction:
Improvetransfer safetyVSAvoidset-up time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The transfer lines are cooled or heated to operating temperature in advance, before actual transfer operations begin. This preliminary action ensures the lines are ready for immediate use, eliminating time delays during actual transfers.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system maintains continuous fluid circulation during idle periods to sustain operating temperature in the transfer lines. This eliminates the need for repeated cooling cycles and reduces overall set-up time across multiple transfer operations.

Inventive Principle:
Principle #20Continuity of useful action

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 significantly reduces energy consumption and set-up times by maintaining the piping arrangement at operating temperature, enabling seamless transitions between transfer and idle modes without the need for extensive purging and cooling processes.

Implementation Method 1

a piping arrangement comprising at least two thermally insulated transfer lines

Methodology Applied
Scientific EffectThermal insulation: Thermal Insulation

Implementation Method 2

the first and second transfer lines form a closed loop enabling a continuous flow of fluid through the first and second transfer lines

Methodology Applied
Scientific EffectConvection: Convection

Data Source

PatentUS20250155087A1System and Method for Transferring Temperature Sensitive Fluids
Publication Date: 2025.05.15 NEXANS SA
  • US20250155087A1 patent drawing
  • US20250155087A1 patent drawing

AI summary

A transfer system is provided for transferring temperature sensitive fluids from a supply tank to a receiver tank. The supply and the receiver tank (101,102) are fluidly connected by a piping arrangement comprising at least two thermally insulated transfer lines (103a, 103b) and first and second piping assemblies (104a-d) associated with the receiver and the supply tank, respectively. One end of each transfer line is connected with one of the supply and receiver tank and the other end of each transfer line is provided with a coupling for coupling the other end with the other one of the supply and receiver tank. The transfer system (100) is selectively operable in a transfer mode and an idle mode by appropriately coupling and decoupling the first and second transfer lines. In either mode the piping arrangement remains at or close to an operating temperature of the transfer system in the transfer mode.