Survey of gas tubine control for application to marine gas turbine propulsion system control

  • 15 Pages
  • 4.91 MB
  • 6825 Downloads
  • English
by
Naval Postgraduate School, Available from National Technical Information Service , Monterey, Calif, Springfield, Va
MARINE ENGINES, GAS TURBINES, CONTROL SYSTEMS, MARINE PROPULSION, DIGITAL SY
About the Edition

The Marine Gas Turbine control systems in present use in the US Navy are of significant technological age that new design techniques and micro- processing abilities could lead to more optimal performance and increased plant efficiency. This paper reviews current design theory approaches for aviation gas turbine control and advances in digital control. This review shows that todays technology presents the opportunity to redesign control systems for marine gas turbine propulsion and thereby increase its operating performance. Control, Marine gas turbine. (mjm)

Other titlesNPS-69-89-002.
Statementby S.D. Metz, D.L. Smith
ContributionsSmith, David L., Naval Postgraduate School (U.S.). Dept. of Mechanical Engineering
The Physical Object
Pagination15 p. :
ID Numbers
Open LibraryOL25486302M

Survey of gas tubine control for application to marine gas turbine propulsion system control. By David L. Smith and Metz Stephen D. Get PDF ( KB) Abstract. Approved for public release; distribution is Marine Gas Turbine control systems in present use in the US Navy are significant technological age that new design techniques Gas Turbine Propulsion Systems discusses the latest technologies in this area, including marine propulsion which is an emerging application area for the technology that involves some interesting modifications to aviation technologies.

Contents. 1) Introduction. Gas Turbine Concepts. Gas Turbine Systems Overview. 2) Basic Gas Turbine Here, marine fuels are discussed, and the pollutant emissions of gas turbines are compared with those of two-stroke, slow-speed diesel g liquid fuels of lower quality than distillate   By the late s the marine GTE was becoming widely used, mostly by European navies.

Download Survey of gas tubine control for application to marine gas turbine propulsion system control PDF

All the applications used a dual main propulsion system, combining the gas turbine plant with another conventional form of propulsion machinery. The GTE was used for high-speed operation. The conventional plant was used for cruising. The most common arrange-   ASME B Gas Turbine Control and Protection Systems, Published (Reaffirmed: ) To protect the rights of the author(s) and publisher we inform you that this PDF is an uncorrected proof for internal business The application of gas turbines for propulsion of navy ships for all nations continues to increase at an accelerating rate.

World navies which use gas turbines include the United States, Great Britain, the Soviet Union and Japan. Therefore, a survey of the principal gas turbine applications in   practical gas turbine used to generate electricity ran at Neuchatel, Switzerland inand was developed by the Brown Boveri Company.

The first gas turbine powered airplane flight also took place in in Germany, using the gas turbine developed by Hans P. von    Gas turbine design procedure Shaft power cycles Ideal cycles Methods of accounting for component losses Design point performance calculations Comparative performance of practical cycles Combined cycles and cogeneration schemes Closed-cycle gas turbines Gas turbine cycles for aircraft propulsion TURBINE.

When it comes the global gas turbine market size and gas turbine industry analysis, Technavio’s latest market research report, Global Gas Turbine Marketpredicts that the global gas turbine industry will achieve an incremental growth of over USD billion from to and grow at a CAGR of over 3% during the forecast ://   This gas turbine is used in 60Hz power generation service.

Fig. Siemens VA, 60Hz gas turbine. Note partial hybrid burner (24 burners) ring Fig. The basic gas turbine cycle (Source: The Aircraft Engine Book, Rolls Royce UK) The basic gas turbine cycle is illustrated (PV and T-s The gas turbine is a versatile source of shaft or propulsion power in a growing number of applications.

This two-day course reviews methods for evaluating the performance of gas turbines, leading to the criteria for selection and application of the ://    gas turbines modeling simulation and control using artificial neural networks Posted By Stephenie MeyerLtd TEXT ID cc Online PDF Ebook Epub Library aircraft engine marine microturbines and small turbomachinery stockholm sweden june 2 5 vt03a asme   Covering basic theory, components, installation, maintenance, manufacturing, regulation and industry developments, Gas Turbines: A Handbook of Air, Sea and Land Applications is a broad-based introductory reference designed to give you the knowledge needed to succeed in the gas turbine industry, land, sea and air applications.

Providing the big picture view that other detailed, data-focused A simple gas turbine is comprised of three main sections a compressor, a combustor, and a power turbine.

The gas-turbine operates on the principle of the Brayton cycle, where compressed air is 2 days ago  Gas turbine is a simple way of power-producing system. The unique features of a gas turbine include the compression of atmospheric air and heat addition through the combustion of fuel process in a combustion chamber known as combustor.

A gas turbine consists of a combustion chamber in which liquid fuel is burnt along with compressed ://   FUNDAMENTALS OF GAS TURBINE ENGINES INTRODUCTION The gas turbine is an internal combustion engine that uses air as the working fluid.

The engine extracts chemical energy from fuel and converts it to mechanical energy using the gaseous energy of the working fluid (air) to drive the engine and propeller, which, in turn, propel the Our involvement in naval propulsion spans more than half a century.

We have pioneered some of the most important technical advances in marine propulsion including the use of aero gas turbines for surface ship propulsion. Our marine gas turbine range is delivering the   GAS TURBINE LUBRICATION SYSTEMS.

A single lubricating system is usually used for heavy-frame gas turbines and driven equipment using mineral oil. Some applications use synthetic lubricating oil due to its fire-resistant property. Common oils used in these machines have a viscosity of 32 centistokes (cSt) › HOME › REFERENCE LIBRARY.

Alstom GT24/GT26 Gas Turbine (Image credit: Alstom) Because the compressor must reach a certain speed before the combustion process is continuous – or self-sustaining – initial momentum is imparted to the turbine rotor from an external motor, static frequency converter, or the generator ://   The gas generator shown in Fig.

can be divided into two parts, where the HP turbine drives the HP compressor, and the LP turbine drives the LP compressor, as shown in Fig.and is referred to as a three-shaft gas turbine operating with a free power turbine.

Again, such configurations are quite suitable for mechanical drive :// Diesel & Gas Turbine Worldwide is a KHL Group publication and is dedicated to providing in-depth news and information on engine room products and technologies used in power generation, oil and gas, rail traction and marine propulsion applications.

KHL publishes 18 magazines, plus numerous websites, newsletters, exhibitions, conferences, awards and management consultancy :// 2 days ago  Gas-turbine engine, any internal-combustion engine employing a gas as the working fluid used to turn a turbine.

The term also is conventionally used to describe a complete internal-combustion engine consisting of at least a compressor, a combustion chamber, and a turbine.

General characteristics. Useful work or propulsive thrust can be obtained from a gas-turbine :// It further describes how a simple model of a gas turbine air filter can be used in conjunction with the Marine Aerosol model and a model describing a ship propulsion system to predict the performance of the filter in terms of probable salt ingestion by the ship’s :// Journal of Engineering for Gas Turbines and Power, (5).

The author further mentions "The survey of this paper rather focuses on the models-based control and dynamic performance studies for gas turbine generation units." I suggest adding reference of similar recent studies on control and dynamic performance of plants for example: 1.

for aero and naval propulsion and in internal combustion engines featuring turbochargers.

Details Survey of gas tubine control for application to marine gas turbine propulsion system control PDF

Turbine machinery is a machine, where a continuous energy transfer is present between fluid and an element of the machine, which rotates around its axis. This element of the turbine machine is common for all turbine The LM marine gas turbine is a simple-cycle, two-shaft, high-performance engine.

Derived from GE's CF aircraft engines, the LM consists of a gas generator, a power turbine, attached fuel and lube oil pumps, a fuel control and speed governing system, associated inlet and exhaust sections, lube and scavenge systems as well as controls and devices for starting and monitoring engine Obvious application.

10 History gas turbine. Sir Frank Whittle, England patented a design for a gas turbine for jet propulsion. The specifications of the first jet engine were Airflow25 lb/s, Fuel Consumption gal/hr or lb/hr, Thrust lb, Specific Fuel consumption lb/hr/lb ; Powered the Gloster E28/39 Britain on 15 May 11   A practically employed intercooling system is the so-called WR gas turbine for marine applications.

This was presented some time ago by Crisalli and Parker (). This system consists of an on-engine intercooler that uses a fresh-water-based coolant to cool the compressed air, and an off-engine intercooler to cool the primary coolant with   GE's LM gas turbine has found a wide variety of applications in the U.S.

Navy. At present, Navy ships in seven vessel classes utilize this type of gas turbine. Over model LM gas turbines have been delivered to the Navy since GE has also had great success :// //content/propulsion-system-todays This paper reviews the modeling techniques and control strategies applied to gas turbine power generation plants.

Recent modeling philosophies are discussed and the state-of-the-art feasible strategies for control are shown. Research conducted in the field of modeling, simulation, and control of gas turbine power plants has led to notable advancements in gas turbines’ operation and.

2 days ago  GAS TURBINE MODELS. At the heart of a combined-cycle power plant is the gas turbine, the machine that has the power to make a good solution great. Our heavy-duty and aeroderivative gas turbines are proven performers in a range of applications, capable of achieving world-class efficiency with next-generation ://  In a Pelton Turbine or Pelton Wheel water jets impact on the blades of the turbine making the wheel rotate, producing torque and power.

Learn more about design, analysis, working principle and applications of Pelton Wheel Turbine.

Description Survey of gas tubine control for application to marine gas turbine propulsion system control FB2

Hydraulic Turbines are being used from very ancient times to harness the energy stored in flowing streams, rivers and :// /hydraulic-turbines-the-pelton-turbine.Staff of gas turbine manufacturing companies, airlines, oil and gas organisations, power generation, marine propulsion, etc.

will derive great benefits from the knowledge received. Speakers The course is presented through lectures and tutorials conducted by members of Cranfield University’s staff and our associates from industry and ://