Centrifuge Thermal Conductivity Sensor Feedback Control

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Solution Overview

Problem

Current methods for assessing and controlling centrifuge operations in drilling fluid conditioning systems lack real-time monitoring and efficient adjustment capabilities, leading to suboptimal separation of drilling fluid components and potential maintenance delays.

Innovation Solution

Incorporating thermal conductivity sensors upstream and downstream of the centrifuge to provide real-time measurements, allowing for the adjustment of operational parameters, such as rotational speed, to optimize the separation of drilling fluid components and ensure efficient operation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If real-time monitoring is implemented using thermal conductivity sensors, then separation efficiency is improved, but device complexity increases

Engineering Contradiction:
Improveseparation efficiencyVSAvoiddevice complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent implements feedback control by using thermal conductivity sensors to continuously monitor drilling fluid properties and automatically adjusting centrifuge operational parameters. The sensor output feeds back to the control system, which modifies rotational speed and other parameters to maintain optimal separation efficiency in real-time.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent replaces manual mechanical monitoring and adjustment operations with automated sensor-based detection and control systems. Thermal conductivity sensors substitute for manual sampling and analysis, while automated control systems replace manual adjustment of centrifuge parameters, reducing human intervention and improving consistency.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Productivity

If operational parameters are adjusted in real-time, then productivity is improved, but ease of operation deteriorates

Engineering Contradiction:
ImproveproductivityVSAvoidease of operation
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The centrifuge system performs self-adjustment of operational parameters based on sensor feedback. The control system automatically modifies rotational speed and other parameters without requiring continuous manual intervention, allowing the system to self-optimize its performance while maintaining improved productivity.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent implements dynamic parameter adjustment where operational settings change continuously based on real-time process conditions. The system transitions from static, fixed parameters to dynamic, adaptive parameters that respond to changing drilling fluid properties, enhancing productivity while the automation manages operational complexity.

Inventive Principle:
Principle #15Dynamics

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 real-time assessment and control of centrifuge operations, improving the separation efficiency of drilling fluid components, optimizing centrifuge performance, and facilitating timely maintenance, thereby enhancing the overall drilling fluid conditioning process.

Implementation Method 1

at least one heat transfer property sensor that outputs real time measurements of a heat transfer property of a drilling fluid that flows through the centrifuge

Methodology Applied
Scientific EffectThermal conductivity measurement: Conduction (thermal)

Implementation Method 2

a centrifuge, and at least one heat transfer property sensor that outputs real time measurements of a heat transfer property of a drilling fluid that flows through the centrifuge

Methodology Applied
Scientific EffectCentrifugal separation: Centrifugal Separation

Data Source

PatentUS10207277B2Assessment and control of centrifuge operation
Publication Date: 2019.02.19 HALLIBURTON ENERGY SERVICES INC
  • US10207277B2 patent drawing
  • US10207277B2 patent drawing
  • US10207277B2 patent drawing

AI summary

A drilling fluid conditioning system can include a centrifuge, and at least one heat transfer property sensor that outputs real time measurements of a heat transfer property of a drilling fluid that flows through the centrifuge. A method can include measuring a heat transfer property of a drilling fluid, and determining, based on the measured heat transfer property, an operational parameter of a centrifuge through which the drilling fluid flows. A well system can include a drilling fluid that circulates through a wellbore, and a drilling fluid conditioning system including a centrifuge and at least one heat transfer property sensor that measures a heat transfer property of the drilling fluid.