9310001783718 Cc 1026278217 c

42 pages
2 views

Please download to get full document.

View again

of 42
All materials on our website are shared by users. If you have any questions about copyright issues, please report us to resolve them. We are always happy to assist you.
Share
Description
zv cv
Transcript
   C  o p y r i   gh  t   e d m a t   er i   al  l  i   c  en s  e d  t   o S  t   anf   or  d  U ni  v  er  s i   t   y  b  y T h  om s  on S  c i   en t  i  f  i   c  (  www. t   e c h  s  t  r  e e t  . c  om )   , d  ownl   o a d  e d  on O c  t  - 0  5 -2  0 1  0  b  y  S  t   anf   or  d  U ni  v  er  s i   t   y  U  s  er .N  of   ur  t  h  er r  e pr  o d  u c  t  i   on or  d i   s  t  r i   b  u t  i   oni   s  p er mi   t   t   e d . U n c  on t  r  ol  l   e d   PERFORMANCE TEST CODES DEFINITIONS  AND VALUES ASME PTC 2-2001 [Revision of ASME PTC 2-1980 (R1985)]  An American National Standard  C  o p y r i   gh  t   e d m a t   er i   al  l  i   c  en s  e d  t   o S  t   anf   or  d  U ni  v  er  s i   t   y  b  y T h  om s  on S  c i   en t  i  f  i   c  (  www. t   e c h  s  t  r  e e t  . c  om )   , d  ownl   o a d  e d  on O c  t  - 0  5 -2  0 1  0  b  y  S  t   anf   or  d  U ni  v  er  s i   t   y  U  s  er .N  of   ur  t  h  er r  e pr  o d  u c  t  i   on or  d i   s  t  r i   b  u t  i   oni   s  p er mi   t   t   e d . U n c  on t  r  ol  l   e d w  Date of Issuance: December 31, 2002 The next edition of this Code is scheduled for publication in 2006. There will be noaddenda issued to this edition.ASME issues written replies to inquiries concerning interpretations of technicalaspects of this Code. Interpretations are published on the ASME Web site under theCommittee Pages at http://www.asme.org/codes/ as they are issued. ASME is the registered trademark of The American Society of Mechanical Engineers.This code or standard was developed under procedures accredited as meeting the criteria for AmericanNational Standards. The Standards Committee that approved the code or standard was balanced to assurethat individuals from competent and concerned interests have had an opportunity to participate. Theproposedcodeorstandardwasmadeavailableforpublicreviewandcommentthatprovidesanopportunityfor additional public input from industry, academia, regulatory agencies, and the public-at-large.ASME does not “approve,” “rate,” or “endorse” any item, construction, proprietary device, or activity.ASME does not take any position with respect to the validity of any patent rights asserted in connectionwith any items mentioned in this document, and does not undertake to insure anyone utilizing a standardagainst liability for infringement of any applicable letters patent, nor assume any such liability. Users of a code or standard are expressly advised that determination of the validity of any such patent rights, andthe risk of infringement of such rights, is entirely their own responsibility.Participation by federal agency representative(s) or person(s) affiliated with industry is not to beinterpreted as government or industry endorsement of this code or standard.ASME accepts responsibility for only those interpretations of this document issued in accordancewith the established ASME procedures and policies, which precludes the issuance of interpretations byindividuals.No part of this document may be reproduced in any form,in an electronic retrieval system or otherwise,without the prior written permission of the publisher.The American Society of Mechanical EngineersThree Park Avenue, New York, NY 10016-5990Copyright © 2002 byTHE AMERICAN SOCIETY OF MECHANICAL ENGINEERSAll Rights ReservedPrinted in U.S.A.  C  o p y r i   gh  t   e d m a t   er i   al  l  i   c  en s  e d  t   o S  t   anf   or  d  U ni  v  er  s i   t   y  b  y T h  om s  on S  c i   en t  i  f  i   c  (  www. t   e c h  s  t  r  e e t  . c  om )   , d  ownl   o a d  e d  on O c  t  - 0  5 -2  0 1  0  b  y  S  t   anf   or  d  U ni  v  er  s i   t   y  U  s  er .N  of   ur  t  h  er r  e pr  o d  u c  t  i   on or  d i   s  t  r i   b  u t  i   oni   s  p er mi   t   t   e d . U n c  on t  r  ol  l   e d w  CONTENTS Foreword ....................................................................... vCommittee Roster ................................................................ vii 1 Object and Scope  ......................................................... 11.1 1Object .............................................................1.2 1Scope ............................................................. 2 Measurement of Performance  ............................................. 22.1 2Introduction ........................................................2.2 2Measurement System ...............................................2.3 2Uncertainty of Measuring Systems ...................................2.4 3Intrinsic Accuracy ..................................................2.5 3In Situ Conditions ..................................................2.6 3Observation Accuracy ..............................................2.7 3Sensing Accuracy ................................................... 3 Definitions  ............................................................... 53.1 5Primary Definitions and Systems of Units ............................3.2 5Historical Definitions of Units of Measure ............................3.3 6Definitions for Use ................................................. 4 Letter Symbols  ........................................................... 144.1 14Introduction ........................................................4.2 14Preferred Letter Symbols ............................................4.3 14Special Principles of Letter Symbol Standardization ...................4.4 15Description of Terms ............................................... 5 Common Conversion Factors  ............................................. 17 Figures 2.2 3Measuring System ..................................................3.3 12Enthalpy-Entropy Diagram for Water ................................. Tables 5.1 18Conversion to SI (Metric) Units ......................................5.2 20Conversion Factors for Pressure (force/area) ..........................5.3 21Conversion Factors for Specific Volume (volume/mass) ................5.4 Conversion Factors for Specific Enthalpy and Specific Energy (energy/ mass) ............................................................ 225.5 Conversion Factors for Specific Entropy, Specific Heat, and GasConstant (energy/mass  temperature) .............................. 235.6 Conversion Factors for Viscosity (force  time/area ~ mass/length   time) ............................................................ 245.7 25Conversion Factors for Kinematic Viscosity (area/time) ................ iii  C  o p y r i   gh  t   e d m a t   er i   al  l  i   c  en s  e d  t   o S  t   anf   or  d  U ni  v  er  s i   t   y  b  y T h  om s  on S  c i   en t  i  f  i   c  (  www. t   e c h  s  t  r  e e t  . c  om )   , d  ownl   o a d  e d  on O c  t  - 0  5 -2  0 1  0  b  y  S  t   anf   or  d  U ni  v  er  s i   t   y  U  s  er .N  of   ur  t  h  er r  e pr  o d  u c  t  i   on or  d i   s  t  r i   b  u t  i   oni   s  p er mi   t   t   e d . U n c  on t  r  ol  l   e d w
Related Search
We Need Your Support
Thank you for visiting our website and your interest in our free products and services. We are nonprofit website to share and download documents. To the running of this website, we need your help to support us.

Thanks to everyone for your continued support.

No, Thanks
SAVE OUR EARTH

We need your sign to support Project to invent "SMART AND CONTROLLABLE REFLECTIVE BALLOONS" to cover the Sun and Save Our Earth.

More details...

Sign Now!

We are very appreciated for your Prompt Action!

x