Underwater Data Center With Hydraulic Surfacing and Internal Access

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Solution Overview

Problem

Existing underwater data centers lack efficient and scalable solutions for large-scale, high-density server cabinets, particularly in terms of internal maintenance access, real-time monitoring, and surfacing for repair, which are critical for effective thermal management and operational efficiency.

Innovation Solution

The underwater data center incorporates a pressure-resistant cabin with a lifting mechanism, maintenance elevator, and internal state monitoring system, enabling direct internal access and real-time monitoring, and allows for efficient surfacing and submerging operations without external assistance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If cooling pipelines with water pumps and heat exchange modules are employed, then thermal exchange with the data center body is achieved, but the system requires deployment of divers for retrieval and maintenance, lacking features for direct internal maintenance access and real-time internal condition monitoring

Engineering Contradiction:
Improvethermal exchange capabilityVSAvoidmaintenance access
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The data center is divided into modular server cabinets that can be independently accessed and maintained. Each cabinet is equipped with individual cooling components, allowing maintenance personnel to service specific units without affecting the entire system. This segmentation enables direct internal maintenance access while maintaining reliable thermal exchange across all components.

Inventive Principle:
Principle #1Segmentation

2Device complexity

If only a small number of standalone cabinets are used, then compact systems are formed, but the system does not support internal maintenance, automatic surfacing for repair, or internal state real-time monitoring

Engineering Contradiction:
Improvesystem compactnessVSAvoidinternal maintenance capability
Core Design Contradiction:
Device complexityVSEase of repair

Solution Approach 1:

The server cabinets are designed with movable and adjustable components, including adjustable shelving and removable server units. This dynamic configuration allows the system to transition from a compact fixed structure to an accessible maintenance-friendly arrangement. The cabinets can be reconfigured to provide internal maintenance access while maintaining compact storage when not in use.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system incorporates self-diagnostic and self-monitoring capabilities through integrated sensors and control systems. Each cabinet can automatically report its internal state, and the system can perform routine maintenance tasks autonomously. This self-service capability enables real-time monitoring and reduces the need for manual intervention, supporting both compact design and ease of repair.

Inventive Principle:
Principle #25Self-service

3Quantity of substance

If large-scale data centers with high-density standalone server cabinets are deployed, then processing capacity is increased, but existing underwater center technologies fail to provide efficient and scalable solutions for internal maintenance and monitoring

Engineering Contradiction:
Improveserver cabinet densityVSAvoidmaintenance and monitoring system
Core Design Contradiction:
Quantity of substanceVSDevice complexity

Solution Approach 1:

The maintenance and monitoring system is designed as a universal platform that can serve multiple functions: real-time environmental monitoring, predictive maintenance, automated surfacing for repair, and direct internal access. This multi-functional system scales with the data center size, providing efficient solutions for large-scale high-density deployments without proportionally increasing complexity.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The system incorporates comprehensive sensing and feedback mechanisms that continuously monitor internal conditions and automatically trigger maintenance actions. Sensors detect anomalies in real-time, and the system responds automatically through controlled surfacing or alerting maintenance personnel. This feedback loop enables efficient management of large-scale high-density data centers while keeping the maintenance and monitoring system manageable through automation.

Inventive Principle:
Principle #23Feedback

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 provides efficient maintenance and monitoring capabilities, ensuring stable internal conditions and operational efficiency, with scalable dimensions adaptable to large-volume data centers, and reduces the need for external intervention.

Implementation Method 1

The lifting mechanism includes hydraulic jack and lifting guide post installed via the lifting mechanism mounting bracket

Methodology Applied
Scientific EffectHydraulic pressure: Hydraulic Press

Implementation Method 2

The pressure-resistant cabin is formed as a sealed structure by the pressure-resistant enclosure

Methodology Applied
Scientific EffectPressure resistance: Pressure Increase

Data Source

PatentUS20250254842A1Underwater data center
Publication Date: 2025.08.07 ZHAI HENGLIANG
  • US20250254842A1 patent drawing
  • US20250254842A1 patent drawing
  • US20250254842A1 patent drawing

AI summary

The present invention discloses an underwater data center comprising a pressure-resistant cabin, an outer framework, a lifting mechanism, a pipeline system, internally disposed server cabinets, a maintenance elevator mechanism, a stationary and mobile mechanism, and an internal state monitoring system. The pressure-resistant cabin constitutes a sealed structure formed by the pressure-resistant enclosure, featuring at least one access on its surface. The lifting mechanism includes hydraulic jack and lifting guide post. Server cabinets are arrayed within the pressure-resistant enclosure and are secured and maneuvered using the stationary and mobile mechanism at both upper and lower ends. This innovation enables efficient surfacing and submerging operations, making it particularly adaptable for large-scale, high-density data center systems requiring stable underwater cooling. The cabin entrance facilitates inspections and repairs, thereby enhancing operational efficiency. The integrated monitoring system ensures superior environmental security through real-time status surveillance and prompt risk identification capabilities.