Getting Started

First Steps

If you are already familiar with PMCS, simply review the system requirements and skip ahead to Chapter 3.

Getting started with PMCS is easy. This chapter explains power management and leads you through the steps to take prior to installing your PMCS software. If you need help with your PMCS system, the GE Technical Support telephone number is given at the end of this chapter.

Understanding Terminology

Power-management system terminology can be intimidating to new PMCS users. The list below defines many of the important terms and acronyms used in this guide and other PMCS manuals. Refer back to this list as new terms are presented later.

Baud rate: A measurement of a communication channel's signaling rate or information-carrying capacity. Communicating devices typically have configurable baud rates to provide compatibility with various speed communication networks. Higher baud rates generally provide faster data-refresh times.

CIMPLICITY HMI: An industry-standard SCADA software package providing flexible, accurate, and easy-to-use graphics. CIMPLICITY HMI is based on a client- server architecture, consisting of Servers and Viewer Workstations. Servers are responsible for the collection and distribution of data. Viewer Workstations connect into Servers and have full access to the collected data for viewing and control actions. Servers and Viewer Workstations can be easily networked together to seamlessly share data without the need to replicate your point database from node to node.

CIMPLICITY HMI Server Development: CIMPLICITY HMI Server Development allows you to create new projects and can also function as a runtime system.

CIMPLICITY HMI Server Runtime: CIMPLICITY HMI Server Runtime systems do not support project configuration. They may be used as runtime systems only.

CIMPLICITY HMI Viewer Runtime: CIMPLICITY HMI Viewer Runtime connects to Servers for viewing data and controlling actions.

Commnet: A GE Industrial Systems standard for device communications that specifies the communication protocol and the communication network.

Communication network: A physical standard for wiring and interconnection of communicating devices. A communication network standard usually includes specifications of voltages, maximum cable-run lengths, shielding, termination, and

8 Getting Started

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GE DEH-211 manual Getting Started, First Steps, Understanding Terminology

DEH-211 specifications

The GE DEH-211 is a cutting-edge digital electro-hydraulic (DEH) control system developed by General Electric to enhance the performance and efficiency of hydroelectric and steam turbine operations. Notably recognized for its reliability and advanced features, the DEH-211 integrates modern technologies to facilitate precise control of turbine operations.

One of the main features of the DEH-211 is its robust digital architecture, which allows for real-time data processing and system monitoring. This digital platform enhances the overall performance by providing faster response times and improved signal processing, which are crucial for maintaining optimal turbine performance under varying operational conditions.

The DEH-211 employs advanced control algorithms that enable superior speed governing and load control. This results in increased stability and reliability for turbine operation, helping to achieve optimal efficiency levels. The DEH-211 also integrates advanced feedback mechanisms, ensuring that the system can quickly adapt to changes in load and other operational variables.

Another noteworthy technology integrated into the DEH-211 is its digital communication capabilities. The system supports various communication protocols that facilitate seamless integration with existing plant control systems and other digital devices. This flexibility allows operators to achieve a higher level of automation and centralize control processes, ultimately leading to reduced operational costs.

The DEH-211 is designed with redundancy in mind, which is crucial for applications where system availability is paramount. The system features dual processors and dual communication paths, ensuring that there is a backup in place should any component fail. This redundancy not only enhances reliability but also instills confidence among operators regarding safe plant operations.

Additionally, the DEH-211 has been engineered for ease of use. Its user-friendly interface allows operators to monitor and manage turbine operations efficiently. Features such as graphical displays and intuitive controls enhance accessibility, enabling operators to make informed decisions quickly.

In summary, the GE DEH-211 stands out in the realm of turbine control systems due to its advanced digital technology, precise control capabilities, and emphasis on redundancy and reliability. With its ability to integrate seamlessly with existing plant infrastructure and promote enhanced efficiency, the DEH-211 is a formidable asset for modern power generation facilities seeking to maximize their operational potential. This system not only meets the demands of today's energy landscape but also positions itself for future advancements in turbine control technology.