Dynamic SCADA System for Oilfield Network Capacity Safeguarding

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Solution Overview

Problem

The complexity and dynamic nature of hydrocarbon well management, particularly in deep and deviated wells, require sophisticated equipment management, but existing SCADA systems face challenges in seamlessly integrating new equipment, especially different models, due to limited network capacity and software compatibility, leading to potential operational disruptions and costly workovers.

Innovation Solution

A dynamic SCADA system that detects and evaluates new equipment through a predetermined protocol, ensuring compatibility and safeguarding network capacity, allowing for continuous operations without reconfiguration, even during equipment addition or replacement.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If new equipment is integrated into the SCADA network, then equipment versatility and operational capability are improved, but network capacity is exceeded leading to system failure

Engineering Contradiction:
Improveequipment integration capabilityVSAvoidnetwork stability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The system performs preliminary detection and evaluation of new equipment before integrating it into the SCADA network. The controller detects the presence of additional equipment and evaluates its compatibility through predetermined protocols, assessing communication protocols, data formats, and resource requirements before network integration occurs, preventing capacity overload

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system implements a feedback mechanism where the controller continuously monitors network capacity and equipment status. When new equipment is detected, the system evaluates its impact on network capacity and provides feedback to determine whether integration is safe, allowing dynamic adjustment of network resource allocation while maintaining stability

Inventive Principle:
Principle #23Feedback

2Productivity

If equipment replacement is performed quickly, then operational continuity is maintained, but proper detection and evaluation may be skipped leading to incompatibility

Engineering Contradiction:
Improveequipment replacement speedVSAvoidequipment compatibility
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The system performs preliminary detection and evaluation of replacement equipment before it becomes operational. The controller detects additional equipment and runs compatibility checks through predetermined protocols, evaluating communication protocols, data formats, and functional requirements before the equipment is fully integrated, ensuring compatibility while enabling quick replacement

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The new equipment automatically provides identification information and capabilities to the controller through predetermined detection protocols. The equipment self-identifies its type, communication interface, and functional parameters, allowing the controller to automatically evaluate compatibility and integrate the equipment without manual configuration, thus maintaining both speed and reliability

Inventive Principle:
Principle #25Self-service

3Reliability

If manual detection and configuration steps are followed, then network safety is maintained, but operational time is increased

Engineering Contradiction:
Improvenetwork safetyVSAvoidequipment integration time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system automates the detection and evaluation process through self-service mechanisms. When new equipment is connected, it automatically communicates its identification, capabilities, and requirements to the controller through predetermined protocols. The controller automatically evaluates this information against network capacity and compatibility criteria, eliminating the need for manual detection and configuration steps while maintaining network safety

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system replaces manual mechanical detection and configuration processes with automated electronic detection and evaluation protocols. The controller uses automated communication protocols to detect equipment presence, retrieve configuration data, and evaluate compatibility electronically, substituting manual operator actions with automated system actions that are both faster and equally safe

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

Data Source

PatentUS10887203B2Dynamic scada
Publication Date: 2021.01.05 SCHLUMBERGER TECH CORP
  • US10887203B2 patent drawing
  • US10887203B2 patent drawing
  • US10887203B2 patent drawing

AI summary

A supervisory control and data acquisition (SCADA) unit and technique for managing communications over a network of defined capacity. The unit and techniques include safeguarding the network while allowing for operations to proceed at an oilfield. The safeguards allow for multiple additional and different types of equipment to be added to or removed from the network while being managed by a single SCADA unit. This may be achieved through unique filtering protocols which prevent unidentified and/or unconfirmed equipment and devices from being added to the network merely due to be detected at the oilfield.