ANSI HI HYDRAUL HI 1.3-2013 Rotodynamic Centrifugal Pumps for Design and Application (C102).pdf
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1、6 Campus DriveFirst Floor NorthParsippany, New Jersey07054-4406 www.Pumps.org ANSI/HI1.3-2013ANSI/HI 1.3-2013American National Standard forRotodynamic Centrifugal Pumpsfor Design and ApplicationThis page intentionally blank.ANSI/HI 1.3-2013American National Standard forRotodynamic Centrifugal Pumpsf
2、or Design and ApplicationSponsorHydraulic Institute www.Pumps.org Approved December 19, 2013American National Standards Institute, Inc.Hydraulic Institute Standards, Copyright 1997-2013, All Rights ReservedApproval of an American National Standard requires verification by ANSI that therequirements f
3、or due process, consensus and other criteria for approval have been metby the standards developer.Consensus is established when, in the judgement of the ANSI Board of StandardsReview, substantial agreement has been reached by directly and materially affectedinterests. Substantial agreement means muc
4、h more than a simple majority, but not nec-essarily unanimity. Consensus requires that all views and objections be considered,and that a concerted effort be made toward their resolution.The use of American National Standards is completely voluntary; their existence doesnot in any respect preclude an
5、yone, whether he has approved the standards or not,from manufacturing, marketing, purchasing, or using products, processes, or proce-dures not conforming to the standards.The American National Standards Institute does not develop standards and will in nocircumstances give an interpretation of any Am
6、erican National Standard. Moreover, noperson shall have the right or authority to issue an interpretation of an AmericanNational Standard in the name of the American National Standards Institute. Requestsfor interpretations should be addressed to the secretariat or sponsor whose nameappears on the t
7、itle page of this standard.CAUTION NOTICE: This American National Standard may be revised or withdrawn atany time. The procedures of the American National Standards Institute require thataction be taken periodically to reaffirm, revise, or withdraw this standard. Purchasers ofAmerican National Stand
8、ards may receive current information on all standards by call-ing or writing the American National Standards Institute.Published ByHydraulic Institute6 Campus Drive, First Floor NorthParsippany, NJ 07054-4406www.Pumps.org Copyright 2013 Hydraulic InstituteAll rights reserved.No part of this publicat
9、ion may be reproduced in any form, in an electronic retrieval system or otherwise, without prior written permission of the publisher.Printed in the United States of AmericaISBN 978-1-935762-16-4AmericanNationalStandardRecycledpaperHydraulic Institute Standards, Copyright 1997-2013, All Rights Reserv
10、ediiiContentsPageForeword . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ix1.3 Design and application . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
11、 . . . . . . . . . . . . . . . . 11.3.1 Scope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11.3.2 Introduction to pump classifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
12、. . . . . . . . . . . . . . 11.3.2.1 Introduction to pump industry segments and general applications. . . . . . . . . . . . . . . . . . . . . . . . . 31.3.2.2 Preferred units for pump applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41.3.3 Ca
13、sings. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71.3.3.1 Single volute . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
14、71.3.3.2 Double volute . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71.3.3.3 Diffuser . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
15、 . . . . . 81.3.3.4 Circular (concentric) casing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81.3.3.5 Multistage arrangements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
16、. 81.3.3.6 Corrosion allowance for metallic rotodynamic pumps. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111.3.4 Impellers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111.3.4.1 General
17、 impeller types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111.3.4.2 Single suction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 121.3.4.3 Double
18、suction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 131.3.4.4 Multistage pumps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 131.3.4.5 Enclose
19、d . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 131.3.4.6 Semi-open. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 141.3.4.7
20、 Open . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 141.3.4.8 Special suction impeller (inducer). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 141.3.5 Me
21、chanical features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 151.3.5.1 Calculation of radial thrust for volute pumps. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 151.3.5.2 Calculation of ax
22、ial thrust for impellers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 211.3.5.3 Types of bearing arrangements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 311.3.5.4 Shaft deflection . . . . . . . . .
23、. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 351.3.5.5 Guidelines for bearings and lubrication methods . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .431.3.5.6 Bearing lubrication . . . . . . . . . . . . . . . .
24、 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 531.3.5.7 Type of couplings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 571.3.5.8 Shaft seals . . . . . . . . . . . . . . . . . . . .
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