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Friday, April 24, 2020 | History

3 edition of Guidance for evaluation of measurement uncertainty in performance tests of steam turbines found in the catalog.

Guidance for evaluation of measurement uncertainty in performance tests of steam turbines

American National Standards Institute.

Guidance for evaluation of measurement uncertainty in performance tests of steam turbines

ANSI/ASME PTC 6 Report-1985

by American National Standards Institute.

  • 223 Want to read
  • 38 Currently reading

Published by The Society in New York .
Written in English

    Subjects:
  • Steam-turbines -- Testing -- Standards

  • Edition Notes

    Statementsponsored and published by the American Society of Mechanical Engineers.
    ContributionsAmerican Society of Mechanical Engineers.
    The Physical Object
    Paginationxi, 76 p. :
    Number of Pages76
    ID Numbers
    Open LibraryOL17065427M
    OCLC/WorldCa19231375

    Framework for the Categorisation of Losses and Uncertainty for Wind Energy Assessments for Stakeholders within Wind Energy Industry Date: 5 February Page 2 of 8 Introduction A typical wind resource and energy yield assessment derives gross generation from a site’s wind speed frequency distribution and a turbine’s power Size: KB.   This study aims to analyze engine performance and component characteristics of a micro gas turbine based on detailed measurement of various parameters. A test facility to measure performance of a micro gas turbine was set up and performance parameters such as turbine exit temperature, exhaust gas temperature, engine inlet temperature, compressor discharge pressure and Cited by: General descriptions on reliability assessment of wind turbines concentrating mostly on the structural components and application of structural reliability methods can be found in e.g. Veldkamp (), Toft (), Agarwal () and Sørensen & Toft (). For Offshore wind turbines especially the support structures and the foundation contribute. UNCERTAINTY AND SENSITIVITY ANALYSIS IN PERFORMANCE ASSESSMENT FOR THE WASTE ISOLATION PILOT PLANT J.C. Helton Department of Mathematics Arizona State University Tempe, AZ ABSTRACT (3 S,T I The Waste Isolation Pilot Plant (WIPP) is under development by the ment of Energy (DOE) for the geologk (deep underground) disposal of transuranic (TRU) Cited by:


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Guidance for evaluation of measurement uncertainty in performance tests of steam turbines by American National Standards Institute. Download PDF EPUB FB2

Get this from a library. Guidance for evaluation of measurement uncertainty in performance tests of steam turbines; a report. [American Society of Mechanical Engineers.

Performance Test Code Committee No. 6 on Steam Turbines.]. Guidance for Evaluation of Measurement Uncertainty in Performance Tests of Steam Turbines Includes all amendments and changes through Reaffirmation Notice, View Abstract.

In two actual combined cycle tests performed inthe following three alternate methods were used to determine the high-pressure (HP) steam flow into the combined cycle steam turbines: (1) Derivation from measured HP feedwater flow using calibrated PTC 6 throat tap nozzles, (2) derivation from low-pressure (LP) condensate using calibrated Author: W.

Cary Campbell, Warren H. Hopson, Mark A. Smith. Haynes, C J; Medina, C A; Fitzgerald, M A () The measurement of HP-IP leakage flow: the largest source of uncertainty in code tests of low pressure turbines PWR-Vol 28 IEEE-ASME Joint Power Generation Conference Kuehn, S E (!) Steam turbine technology keeps pace with.

Performance Test Code Committee No. 6 on Steam Turbines., 2 books Jean-P Ricard, 2 books Heinz P. Bloch, 2 books Moyer, James Ambrose, 2 books John Morrow, 2 books Oskar Lasche, 2 books Aurel Stodola, 2 books Parsons, Charles Sir, 2 books Auguste Rateau, 2 books Walter S.

Leland, 2 books Calvin Franklin Swingle, 2 books F. Alʹbit͡skiĭ, 1. HRH Temp) = 0 C Turbine HR Correction Factor = from Curve Design Turbine HR = Kcal/kWh Design Boiler = % HR Deviation = / (/)*().

Evaluation of Fuel Flow Measurement Uncertainty in a Turbine Engine Test Cell Paul Andrew Wright University of Tennessee - Knoxville, [email protected] This Thesis is brought to you for free and open access by the Graduate School at Trace: Tennessee Research and Creative Exchange.

It has been. Three turbines were tested at the National Renewable Energy Laboratory (NREL) National Wind Technology Center (NWTC) as a part of round two of the Small Wind Turbine Independent Testing project.

Power performance testing was one of up to five tests that were performed on the turbines. Other tests include duration, safety and function. ASME PTC 6 Report (R) [ Withdrawn ] PTC 6 Report - Guidance for Evaluation of Measurement Uncertainty in Performance Tests of Steam Turbines.

standard by ASME International, 01/01/ View all product details. Guidance on uncertainty evaluation based on the law of propag ation of uncertainty is pro- vided for each measurement model type within the classification. The measurement model employed in the Author: Maurice Cox.

General principles for the preparation, performance, evaluation, comparison with guaranteed values and the determination of the measurement uncertainties of verification tests are given in this standard. This standard is applicable only when the retrofit involves some hardware change in.

out of 5 stars Evaluating and Improving Steam Turbine Performance by K. Cotton Reviewed in the United States on Ma I believe new copies of the second edition of this book remain available through Mechanical Dynamics & Analysis, (MDA) Latham, NY.5/5(4).

Since performance measurements and field acceptance tests are also used to base line a plant’s performance, inaccurate data might result in millions in financial loss over a plants life span. Therefore, having low measurement uncertainty associated with test instrumentation is a fundamental : Thomas Keith Kirpatrick, Wesley Newland, Michael Giampetro.

This book is an excellent example of the practical application of thermodynamics & fluid flow fundamentals to the solution of performance problems in power plants.

Current design practices & methods for testing steam turbines & interpreting the test results are presented. This book concentrates on measuring turbine & cycle-component performance & on calculating the effects that measured.

In steam power plants and combined cycles, the test of the steam turbine performance is tightly bonded to the proper operation of the boiler. Feed water mass flow measurement, using suitable flowmeters as prescribed by ASME PTC 6 Code, is recommended for an accurate evaluation of.

the aerodynamic performance evaluation module (Xfoiland Viterna) with a computational fluid dynamic solver. EOLOalso provides a unique interface for the entire process (from inputs to outputs) that is directly connected to the uncertainty quantification tools presented in the next section.

III. Uncertainty analysis. PTC 6, on Steam Turbines, is the international standard for steam turbine acceptance testing. It was created and recently revised by a consensus group of vendors, owners, and users.

It provides a standard, consistent, method for determining existing, retrofitted and new steam turbine performance within the minimum practical uncertainty. Because nuclear power units are mainly operated in the base-load mode, the operating efficiency of wet-steam turbines, in addition to their safety, reliability, and availability, is especially important.

Learn more about Efficiency of Wet-Steam Turbines and Heat-Rate Performance Tests on GlobalSpec. Determining whether a measurement will be fit for purpose will normally involve some consideration of the uncertainty of the measurement with respect to the specification to be veri-fied.

Different methodologies can be used to do this, such as an uncertainty evaluation approach [10, 11] or a measurement systems analysis approach [12].Cited by: 3.

guidelines for the evaluation of dimensional measurement uncertainty: asme b guidelines for assessing the reliability of dimensional measurement uncertainty statements: asme ptc6: performance test codes - steam turbines: asme ptc steam turbines in. Practical Steam Turbine Performance Calculations (using Flex Live’s Steam Flex routine or by manual methods) A steam turbine’s power and/or efficiency can be quickly and accurately calculated using Flexware’s Steam Flex steam properties program.

It will be necessary to obtain the following operating data from the field. MEASUREMENT UNCERTAINTY ANALYSIS TECHNIQUES APPLIED TO PV PERFORMANCE MEASUREMENTS uncertainty information we know and state concerning a PV performance measurement or a module test result determines, to a significant extent, the value and quality of that result.

measurement processes and tests, experiments, or calibration results. This correction allows for typical machine degradation and is usually used to correct the performance measurements made in steam power plants, where the measurement occurs some time after commissioning.

If this is extrapolated to 10 years, a worsening of around % in heat rate is : I. McBean. Publisher Summary. This chapter examines the overall performance characteristics of compressors and turbines. This material is presented here to familiarize the reader with the behavior of these machines classified under the broad term turbo-machinery.

the motion of each gas particle can be studied to determine its position, velocity, acceleration, and state variation with time and (2) each. Steam Turbine Turbine is an engine that converts energy of fluid into mechanical energy. Steam turbines are machines that are used to generate mechanical (rotational motion) power from the pressure energy of steam.

A steam turbine is a device that extracts thermal energy from pressurized steam and uses it to do mechanical work. general procedures for deciding conformity based on measurement results (see ), recognizing the central role of probability distributions (see ) as expressions of uncertainty and incomplete information.

The evaluation of measurement uncertainty is a technical problem whose solution is addressed by JCGM ,File Size: KB. the turbine, including the level of uncertainty. For small wind turbines the assessment must comply with the BWEA Small Wind Turbine Performance and Safety Standard” 29 February For large wind turbines the assessment must comply with the most recent version of IEC Evaluating and improving steam turbine performance by K.

Cotton, JuneCotton Fact edition, Hardcover in English - 2nd edition 2 editions of Evaluating and improving steam turbine performance found in the catalog. Performance, Steam-turbines. There's no description for this book yet. Efficiency, Performance and Robustness of Gas Turbines. Edited by: Konstantin Volkov.

ISBNPDF ISBNPublished Cited by: 3. performance selection. n Steam Velocities - Used as an indicator of the amount of energy removed from the steam feedstock at each stage.

n Steam Rates - Illustrates changes in performance deviation, relative to isentropic expansion. n Power vs. Steam - Scatter plot. Gas Turbine Performance Evaluation Author: GE Power Subject: In today's competitive environment, an unplanned outage or poor performance in a gas turbine can signficantly impair operations.

GE's Gas Turbine Performance Evaluation is a service that helps you enhance gas turbine performance and minimize unscheduled s hutdowns and repairs. Created File Size: KB. Guidance for evaluation of measurement uncertainty in performance tests of steam turbines: a report by Performance Test Code Committee No.

6 on Steam Turbines American Society of Mechanical Engineers. Evaluating and Improving Steam Turbine Performance by: KC Cotton, Current design practices and methods for testing steam turbines and interpreting test results are presented in this page hard cover book.

In an impressive array of examples, Mr. Cotton compares measured performance and current design data to quantify performance losses. STEAM TURBINE PERFORMANCE MONITIRING & ANALYSIS. EEC WORKSHOP.

WHAT STEAM TURBINE DOES. Steam Turbine gets Heat Energy in the form of Superheated Steam from Steam Generator. and converts it File Size: 78KB. hydraulic turbines, storage pumps and pump-turbines - model acceptance tests (iec ) dd cen iso/ts hydrometric uncertainty guidance (hug) nbr measurement of gas by multipath ultrasonic meters: 14/ dc: 0.

ISO specifies methods for measuring the noise emission of a turbine or turbine set under steady-state operating conditions. It specifies methods for measuring the sound pressure levels on a measurement surface enveloping a source, and for calculating the Category: p.

Large Steam Turbine Generator Acceptance and Other Performance Testing - NNETEX can test your large steam turbine to insure contractual performance compliance or confirm that your unit is operating properly with the losses in power and efficiency at specified conditions.

This is done with high accuracy instruments and precision computations. The evaluation of a wind resource and the subsequent estimation of the annual energy production (AEP) is a highly uncertain process. Uncertainty arises at all points in the process, from measuring the wind speed to the uncertainty in a power curve.

A proper assessment of uncertainty is critical forCited by: Performance Evaluation of H Gas Turbine 98 in Table 2. Standard Combustor The standard combustor can handle a wide variety of fuels.

In addition, by using water and steam injection in this type of combustor, NOx emissions can be reduced. Low-NOx Combustor From the viewpoint of environmental protection, the demand for a low-NOx emission File Size: KB. The following performance test codes may be used as guidance in conducting performance tests if a shortfall in overall Facility performance requires individual component testing: PTC Gas Turbine Heat Recovery Steam Generators.

PTC – 6 Steam Turbines (Alternative Tests) PTC -6 (Report) Guidance for Evaluation of Measurement Uncertainty in. Uncertainty in wind climate parameters and the consequence for fatigue load assessment EWEA Technology Workshop –Resource Assessment – EMD International A/S 3 Optimized integration of load calculations in development and design of wind farms • Simple and accurate load assessment method for fatigue loads which can be.Steam leakage through the unit's shaft packing, tip seals, and inlet steam pipes – with packing and tip seal losses accounting for more than 50% of a steam turbine’s efficiency losses.

As steam turbines ages, extreme operating temperatures and other conditions gradually cause internal components to deteriorate, resulting in Size: KB.¾An indirect measurement of all dissolved solids in the steam based on electrical conductance ¾Neutralizing amines are the major contributor to the conductivity of steam/condensate in a high purity system ¾Typically 3 – 5 µS/cm at pH Conductivity DefinitionsFile Size: KB.