Vibratory Separator Deck Angle Adjustment

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Solution Overview

Problem

Current vibratory separators are inefficient in removing cuttings from return drilling fluid, requiring improved mechanisms to enhance separation efficiency.

Innovation Solution

A vibratory separator with a hinge point and positive displacement mechanism that allows the separator deck to be inclined at a controlled angle, facilitating the separation of solids from a slurry by adjusting the angle of inclination to optimize the migration rate of cuttings.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If a traditional vibratory separator uses a fixed-angle deck, then the structure is simple, but the separation efficiency is insufficient and cuttings build-up occurs

Engineering Contradiction:
Improveseparation efficiencyVSAvoiddeck adjustment mechanism complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent applies the dynamics principle by transforming the fixed-angle deck into a dynamically adjustable deck. The positive displacement mechanism enables the deck angle to be changed during operation, allowing the system to adapt to different separation requirements and prevent cuttings build-up, thereby resolving the contradiction between separation efficiency and device complexity.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent implements parameter changes by modifying the deck angle parameter through the positive displacement mechanism. This allows optimization of the separation process by adjusting the angle to control cuttings migration rate, directly addressing the insufficient separation efficiency of fixed-angle designs while maintaining manageable complexity through a focused adjustment mechanism.

Inventive Principle:
Principle #35Parameter changes

2Productivity

If the separator deck angle is fixed, then the device is easier to operate, but the migration rate of cuttings cannot be optimized

Engineering Contradiction:
Improvecuttings migration rateVSAvoiddeck angle adjustment
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The positive displacement mechanism provides dynamic angle adjustment capability, enabling operators to optimize cuttings migration rate by changing the deck angle as needed. This dynamic adjustment feature resolves the contradiction by allowing optimization of productivity while maintaining ease of operation through a user-friendly adjustment interface.

Inventive Principle:
Principle #15Dynamics

3Productivity

If a positive displacement mechanism is added to adjust the separator deck angle, then separation efficiency is enhanced, but the device complexity increases

Engineering Contradiction:
Improvecuttings removal efficiencyVSAvoidmechanism components
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The positive displacement mechanism implements dynamics by enabling active control of the deck angle, transforming the separator from a static to a dynamically adjustable system. This resolves the contradiction by significantly enhancing cuttings removal efficiency through angle optimization while keeping the added complexity manageable through a well-designed mechanism.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The mechanism enables parameter changes in the deck angle to optimize separation performance. By focusing the complexity on a single adjustable parameter (deck angle) rather than multiple complex subsystems, the patent achieves enhanced productivity with controlled device complexity.

Inventive Principle:
Principle #35Parameter changes

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 solution significantly enhances the efficiency of cutting removal from drilling fluid by controlling the angle of inclination, preventing build-up and ensuring effective separation and discharge of cuttings, thereby improving the overall recycling process.

Implementation Method 1

a positive displacement mechanism coupled to the separator deck and configured to displace the separator deck to an angle of inclination

Methodology Applied
Scientific EffectGravitation: Gravitation

Data Source

PatentUS8881912B2Independent deck adjustment
Publication Date: 2014.11.11 M I LLC(US)
  • US8881912B2 patent drawing
  • US8881912B2 patent drawing
  • US8881912B2 patent drawing

AI summary

A vibratory separator including a separator deck including a hinge point, and a positive displacement mechanism coupled to the separator deck and configured to displace the separator deck to an angle of inclination is disclosed. A method of separating solids form a slurry, the method including pumping a slurry onto a separator deck, vibrating the separator deck, and displacing an end of the separator deck in an upwards or downwards direction with a positive displacement mechanism to a selected angle of inclination is also disclosed.