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High Voltage Direct Current (HVDC) systems enable utilities to move more power further, efficiently integrate renewables, interconnect grids, and improve network performance. HVDC systems utilize power electronics technology to convert AC and DC voltage and are ideal for supporting existing systems or building new power highways.

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GE Vernova provides solutions that offer grid operators the ability to provide reactive power support, enhance controllability, improve stability and increase power transfer capability of AC transmission systems.

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GE Vernova offers solutions for a variety of substation projects and applications, including Modular Substation Automation Systems, utility and industrial substation projects, as well as DC substation solutions.

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The energy landscape today is changing, this is being led by the current industry trends of Decarbonization, Digitization, Decentralization and Electrification. Discover how GE Vernova is working with utility, consumer and industrial customers to design and deploy tailored Microgrid and Distributed Energy Resource (DER) Management solutions.

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Innovations to Decarbonize the Electrical Grid. GRiDEA is our portfolio of decarbonization solutions that empower grid operators to address their net-zero objectives.

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GE Vernova offers a wide range of transformer solutions for the utility, industrial, commercial, residential and energy markets. These solutions feature flexible, reliable and robust designs to support a wide range of applications. With units operating in some of the most demanding electrical environments around the world, We design and delivers transformer solutions that provide among the highest level of performance and reliability to meet rigorous operating requirements.

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GE Vernova provides GIS solutions from 50 kV to 800 kV, along with secondary products to maximize switchgear and network operation. The portfolio includes a full range of SF6 GIS as well as g3 (SF6-free) GIS at 145 kV and 420 kV voltage levels for utilities and industries worldwide.

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GE Vernova is one of the top circuit breaker suppliers in the world. Our products include a range of live tank circuit breakers (up to 800 kV), dead tank circuit breakers (up to 550 kV), as well as hybrid and compact switchgear assemblies. We also provide solutions for power generation applications with our generator circuit breakers for installations up to 1,500 MW.

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GE Vernova is a global market leader for disconnectors (disconnect switches) since 1960, with 8 product facilities in 7 countries and hundreds of thousands installations in more than 130 countries around the world. The portfolio includes disconnectors for AC applications (up to 1,200 kV), for DC applications (up to 1,000 kV) and for railway applications. We also offer power connectors to connect two or more conductors for a continuous electrical path.

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GE Vernova is an industry leader in the design and manufacturing of high, medium and low voltage instrument transformers. With more than 100 years of experience, We offer a broad array of standard and high accuracy models for revenue metering and system protection applications. The portfolio of instrument transformers ranges from low voltage at 600 V suitable for industrial and high accuracy revenue metering, all the way up to high voltage at 1,200 kV. The portfolio also includes line traps and digital instrument transformers.

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For a century, utilities have relied on us to deliver electrical products and services to meet their quality, durability and performance needs. Our capacitor and reactor product lines are an integral part of our portfolio. GE Vernova provides power capacitors that meet ANSI, IEEE and IEC standards, and our low voltage capacitors are UL listed. Ratings range from 1 kvar to 500 MVAR, and from 240 volts to 500 KV.

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GE Vernova provides a broad range of bushings and surge arresters to help protect electrical assets. The bushings portfolio includes AC and DC solutions that enable long life, high reliability and installation flexibility. GE’s Tranquell surge arresters are ideal for distribution and EHV applications up to 612kV, and are available as polymer and porcelain station and intermediate class IEEE/ANSI C62.11.

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Our SF₆-free switchgear range features the same ratings and same dimensional footprint as the state-of-the-art SF₆ equipment, with a drastically reduced carbon footprint.

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The collection of required asset condition data from the field on a large scale for GE Vernova and 3rd party electrical equipment is a key step in building a robust Asset Performance Management strategy. Grid Services specialists are constantly evaluating and implementing new innovative inspection technologies applying strict processes and methods. The digital inspections methods are designed to improve the efficiency of data collection, oil analysis and online monitoring. All new approaches to capture data are integrated into the EnergyAPM ecosystem for automatic data transfer.

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Energy costs are significant expenses for utilities and industries at large, particularly those that are energy-intensive or operate heavy machinery. Between 5% and 25%* of the expenses in these organizations are allocated to energy payments, with up to 15%** of this energy consumption being wasted during operations.

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GE Vernova offers a wide range of solutions to monitor and manage critical assets on the electrical grid, detect and diagnose issues and provide expert information and services to customers. Our asset monitoring and diagnostics portfolio includes solutions for single- and multi-gas transformer DGA, enhanced transformer solutions and switchgear monitoring, as well as software and services.

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GE Vernova's Grid Solutions business electrifies the world with advanced grid technologies and systems, enabling power transmission and distribution from the grid to homes, businesses, and industries effieciently and reliably.

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GridBeats™ is a portfolio of software-defined automation solutions for grid digitalization. The portfolio is designed to enable utilities and industrial customers to ensure a stable, efficient energy supply amidst the growing integration of renewable energy sources and aging infrastructure.

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GE Vernova's Critical Infrastructure Communications solutions deliver comprehensive networks that are designed to be secure, flexible, and tailored to meet customers' objectives and unique geographic requirements.

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GE Vernova's comprehensive portfolio of solutions for implementing and managing a substation.

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GE Vernova's Asset Lifecycle Management services combine a large set of methodologies to collect condition data off and online, consulting and asset optimization services using digital technology to improve the monitoring, recording and analysis of asset operations and predict asset behavior.

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GE’s innovative and high-quality services help maintain and optimize high-voltage electrical assets throughout their entire lifecycle. Leveraging the design and manufacturing knowledge of our engineers, the customized service solutions ensure substations and networks perform as planned. Experts deliver services for applications across the power system, keeping assets up-to-date, safe, reliable and efficient while improving customers’ return-on-investment.

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GE Vernova provides a full range of services & support tailored to meet a broad range of power system needs across utility and industrial applications. With deep domain knowledge and industry expertise GE’s service application engineers and technical specialists can help plan, design, operate, maintain, and modernize your protection, control, monitoring and automation systems.

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GE Vernova provides comprehensive services throughout the systems lifecycle. The services can be provided by our local team and with the support of our global Competence Centers when the equipment is installed, during the warranty period and beyond.

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Our technical experts are ready to equip customers with the knowledge needed to effectively manage their critical assets and systems, and increase their return on product investments. Our training courses are offered in a variety of ways, including online, onsite at customer locations, and in our state-of-the art training centers around the world.

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GE Vernova's Grid Solutions' Testing Laboratories enable manufacturers and end users to test their primary equipment by leveraging deep domain expertise and testing facilities, to develop enhanced high voltage products and certify their capabilities before market introductions.

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GE Vernova delivers materials and eco-design studies for high voltage solutions to accelerate insulation and environmental innovation. GE’s services provide the expertise and methods that enable new value to support customer engineering, sourcing, quality control and EHS activities.

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With the rapid digitalization of the grid, utility, power generation and industrial operators require cybersecurity solutions to monitor and protect grid asset and systems from increased severity and frequency of cyber attacks. GE Vernova adopted a “defense in depth” approach, providing innovative cybersecurity solutions designed to increase operational integrity, comply with regulations and control costs of security.

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Utilities today seek to create and connect new sources of power generation to meet growing global demand, while also managing grid reliability, costs and regulatory factors.

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Water is central not just to the economy, but to life. As a result, water treatment systems demand secure, dependable power to ensure process uptime. From the grid-connected substation to reliable electrical protection, control, and power quality metering, GE Vernova offers tailored solutions to keep critical plants operational and meet the unique needs of the water and wastewater industry.

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As power systems become increasingly interconnected and complex, utilities need solutions that optimize energy transmission and management while improving reliability.

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Data centers – and the information they store – are becoming increasingly integral to the way we live our lives every day. With rising demand also come rising costs. And more importantly, the information in these centers must remain secure while simultaneously accessible. We provide data centers with electrical infrastructure solutions from the input utility source to the IT server racks. This includes high-voltage switchgear and transformers, medium and low voltage electrical equipment, automatic transfer switches, switchboards, UPS systems, critical power PDUs, static transfer switches, and overhead busway. This chain of electrification products provides high quality and reliable products and services for the entire lifecycle of a data center.

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The oil and gas industry is evolving at a rate never seen before, facing shifting pricing levels, ever-changing regulatory requirements, and increased environmental consciousness. Through reliable, safe, and innovative solutions and a holistic service offering, GE Vernova can help the energy sector thrive in this changing reality.

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Modernizing and digitizing the distribution grid is imperative for utilities and customers to enhance power system stability and safety, while increasingly integrating distributed power and demand response.

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The industry is changing. Simultaneously, so are your utility’s needs. Operational effectiveness, power stability, and critical asset management are key priorities – whether in pulp and paper, steel, or data centers. GE’s holistic portfolio of products and services are designed with reliability, innovation, and sustainability at the forefront, helping you face the energy transition with ease.

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Mining companies require secure communications, efficient asset performance management, and dependable, innovative technology to protect their critical assets. GE Vernova offers a broad product portfolio to help you through each step of the mining process – safely and reliably.

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Advanced Network Management

Home > Grid Automation > Communications > Hardened Optical Networks > Advanced Network Management

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Sentinel 4.0

Monitoring and control of multi-layer operational networks and services

The challenge power utilities face in implementing their operational communication network is how to manage an evolving, multi-technology, multi-vendor telecom infrastructure to deliver services with a guaranteed level of quality for multiple groups of users with different service requirements.

Our Sentinel 4.0 management solution aggregates, correlates, and visualizes telecom data from multiple network layers and technologies into user-oriented views, facilitating operational decisions to restore services, notify users of potential service impacts, and meet KPIs and performance metrics. The result? Better efficiency and productivity; enhanced monitoring of mission-critical communication services and infrastructure; and reduced downtime and maintenance costs.

Core Capabilities

  • Integrated management of complex multi-vendor networks
  • Prompt fault localization
  • End-to-end availability monitoring and measurement
  • Rapid deployment irrespective of legacy technologies

Differentiating Features

  • Improved functions, scale, and cost for grid operational communication networks
  • Fault, performance, and incident management in a single integrated platform
  • User dashboards, impact notifications, and service statistics

Improved Outcomes

  • Enhanced operator awareness and proactive management
  • Documented and formal communication service delivery
  • Structured framework for network information
  • Comprehensive cybersecurity solutions
Overview
Operational Principles
Management Functions
Technical Data

Sentinel diagram 1

Sentinel 4.0 is a vendor-agnostic management platform designed to fulfill the requirements of power utilities’ operational communications.

Sentinel diagram 2

Fault & Incident Management Performance Management
  • Technology- and vendor-agnostic end-to-end and multi-layer vision
  • Generic and simple UI (no specific skills required)
  • Enables interaction of O&M actors (including remote clients, field tablets, and smartphones)
  • Assists in network fault root cause analysis rule-based notifications (event, time, statistics)
  • Generates service availability/outage statistics
  • Monitors service level agreements (SLAs)
  • Monitor MIB-stored performance data
  • Service-oriented user dashboards
Configuration Management Security Management
  • Stores basic network configuration data
  • Maintains asset information down to interface boards and logical ports
  • Manual data population or MS Excel import files
  • Includes site/geographic location coordinates
  • Includes contact coordinates for incidents, interventions, and notifications
  • Unified access to vendor tools and platforms
  • Role-based access control (RBAC)
  • Password protection for server access
  • Security certificates for unambiguous server identification
  • SSH tunnel between client and server
  • Operator log management
  • Authentication through RADIUS server
  • Secure access for third-party systems

Sentinel 4.0 Management Framework Operational Principles

Sentinel 4.0 collects alarms and events as well as service performance data from devices and dedicated managers, associates contextual network and quality constraint information to the real-time collected data, and consequently generates operation and maintenance information for the communication service provider and quality of service information for the service users.

Example application

Example application

Operation Principles Diagram

Feature SENTINEL 4.0 4 MANAGEMENT FUNCTIONS
Fault Management
  • Technology- and vendor-agnostic multi-layer displays
  • Automatic node discovery with manual assignment
  • Alarm monitoring (event list, graphical supervision) and filtering (time, functional layer, sub-network)
  • Fault detection, localization, and root cause analysis
  • Generic and simple web-based UI and template-based operation
  • Rule-based notification (alarm/event, time of day, service statistics)
  • Operator-initiated change of state
Incident Management
  • Incident ticketing, task assignment, escalation, and intervention reporting
  • Interaction of O&M actors via incident handling functions and free-format whiteboard messaging service
  • Incident resolution statistics and dashboard
  • Asset and service tagging and work orders
Service Management
  • Generate service availability and outage statistics
  • Monitor SLAs
  • Service-oriented selective user dashboards
  • MS Excel report generation (performance, alarms, incidents)
  • Monitor-point (MP) settings and scheduling
Performance Management
  • MP setting and scheduling
  • MIB-stored performance value retrieval and monitoring
  • Monitored value storage and statistical processing
  • Gaussian model min./max. values estimation for 95%-99.9% probability
Inventory Management & Configuration
  • Device and network inventory storing basic configuration data
  • Asset and service data available in one click
  • Logical inventory covering peer-to-peer connections, service dependencies, bandwidth usage, device logical ports and VLANs. Additional data fields set according to user-specific requirements
  • Site/geographic coordinates and map display
  • Manual data population or MS Excel/CSV import files
  • Inventory data exports as an MS Excel file
  • Multi-criteria inventory search engine for assets and services
  • Intervention and notification contact coordinates (user, expert, field staff, etc.)
  • Shows underlying infrastructure for any service (path track)
  • Resource bandwidth/capacity usage estimation (bandwidth management)
  • One-click access to proprietary element managers and HMIs
Security Management
  • Role Based Access Control (RBAC)
  • Password protection for server access
  • Security certificates for unambiguous server identification
  • Encrypted web-service and client-to-server links
  • Encrypted device-to server links (devices supporting SNMPv3)
  • Mobile worker terminals
  • Authentication through RADIUS server
  • Sentinel 4.0 operator and system log management
Mobile Worker Terminals
  • Web-based user interface allowing any terminal with a web browser (PC, tablet, smartphone)
  • Dashboards, event list, notifications, incident assignment, and reporting
ADDITIONAL TECHNICAL DATA
Server Architecture
  • N-Tier application based on a service-oriented architecture model over RedHat Linux Server
  • Optional redundancy through asynchronous data replication
  • PostgreSQL database
Sentinel 4.0 Clients
  • Require only a web browser. No limit on number of simultaneously open clients
Number of Supervised Nodes
  • Determined by license size (from < 100 to 3000)
  • Can be re-adjusted by license upgrade
Supervised Devices
  • Embedded MIB files for GE Vernova’s Grid Solutions communications portfolio
  • Can load other SNMP device MIB files or northbound SNMP interface of device-specific NMS
  • Device alarm contacts through SNMP converter
Number of Functional Layers and Supervision Zones
  • Unlimited functional layers partitioned into multiple regional sub-networks. Can regroup multiple nodes into a super-node.
Functional Capability Packages Management functions are grouped into functional capability packages and may be added through license upgrades:
  • Basic by-default functions: fault management, network inventory
  • Situational alert: event notification via Email/SMS, script execution, northbound interface (NBI)
  • Data exploration: root cause analysis, service impact analysis, bandwidth management, path track
  • Incident and work order: incident handling, incident resolution workflow and dashboard, tagging and work orders
  • Performance monitoring: performance monitor setting and scheduling, value retrieval, statistical estimation, performance dashboards, MS Excel value export, MIB/SLA monitoring
  • Network fault simulator: contingency analysis (“what if” scenarios)
Security and Authentication
  • Password-protected, RBAC, and encrypted web-service
  • Client authorization using RADIUS server
  • SSH communication tunnel between client and server, security certificates for unambiguous server identification