Drilling Rig Power Management for Generator Load Matching
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Solution Overview
Problem
Current power management systems in drilling rigs face challenges in effectively matching electric power capacity with consumption, leading to transient power spikes and inefficiencies, which can result in blackouts or electromagnetic noise during operations.
Innovation Solution
A drilling management network with a power manager that orchestrates the startup and shutdown of electric power generators and motors based on projected power consumption, adjusting the number of online generators and optimizing equipment start and stop times to match power supply demands, using sensor data and digital drilling programs to manage power distribution.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If multiple electric power generators are operated simultaneously to ensure sufficient power capacity, then power supply reliability is improved, but transient power spikes and electromagnetic noise increase
Solution Approach 1:
The system performs preliminary analysis of the drilling operation sequence to predict future power consumption requirements. The power manager pre-coordinates generator startup and equipment shutdown timing, ensuring that generators are activated only when needed and that equipment is shut down before power capacity becomes insufficient, thereby avoiding transient power spikes and electromagnetic noise while maintaining reliable power supply.
Solution Approach 2:
The system continuously monitors actual power consumption and compares it with predicted consumption from the digital drilling program. This feedback mechanism allows the power manager to dynamically adjust the power management sequence, optimizing generator operation and equipment shutdown timing to prevent power spikes and electromagnetic interference while ensuring adequate power capacity.
2Stability of the object's composition
If power management is optimized to prevent blackouts and reduce electromagnetic noise, then operational stability is improved, but system complexity increases
Solution Approach 1:
The power manager acts as an intermediary between the drilling management network, electric power generators, and rig equipment. It receives the drilling operation sequence, analyzes power consumption requirements, and generates an optimized power management sequence that coordinates generator startup and equipment shutdown. This intermediary layer simplifies the overall system by centralizing the complex coordination logic in a dedicated component rather than distributing complexity across multiple systems.
Data Source
AI summary
A method may include obtaining, from a digital drilling program and by a drilling management network, a drilling operation sequence of the drilling rig. The drilling management network is coupled to a drilling rig, rig equipment, and various electric power generators. The method may further include determining, by the drilling management network, a power management sequence that matches an electric power capacity of the drilling rig to an electric power consumption of the rig equipment. The method may further include executing, by the drilling management network, the power management sequence to the rig equipment and the electric power generators.