design standards for centrifugal pumps

... 2010 ISO 5199 : 2002ĐẶC TÍNH KỸ THUẬT CỦA BƠM LY TÂM – CẤP II Technical specifications for centrifugal pumps – Class II Lời nói đầu TCVN 8532:2010 hoàn toàn tương đương với ISO 5199:2002 TCVN ... sản xuất/ nhà cung cấp ĐẶC TÍNH KỸ THUẬT CỦA BƠM LY TÂM – CẤP II Technical specifications for centrifugal pumps – Class II 1 Phạm vi áp dụng 1.1 Tiêu chuẩn này quy định các yêu cầu đối với các bơm ... địnhTCVN 8029:2009 (ISO 76), Ổ lăn – Tải trọng tĩnh danh định ISO 2858 End-suction centrifugal pumps (rating 16 bar) – Designation, nominal duly point and dimensions (Bơm hút ly tâm (áp suất danh định

Ngày tải lên: 24/12/2021, 22:25

... into: • Positive displacement pumps (reciprocating, rotary pumps) • Roto-dynamic pumps (centrifugal pumps) • Others Positive displacement pumps, which lift a given volume for each cycle of operation, ... 1 1.1 Applications 3 1.2 Pump types 4 1.3 Reciprocating pumps 4 1.4 Rotary pumps 6 1.5 Centrifugal pumps 10 2 Centrifugal pump design and construction 18 2.1 Impellers 18 2.2 Pump casings ... in single-stage centrifugal pumps and in the last stage of multistage pumps (Figure 2.13) Volute area Trang 35In some of the earlier designs of a single-stage centrifugal pump for larger heads,

Ngày tải lên: 19/05/2017, 08:33

... requirements are based on – ANSI B73.1M: Horizontal Centrifugal Pumps – ANSI B73.2M: Vertical Centrifugal Pumps – API 610 – 9th Ed.: Centrifugal Pumps • Specifying inspection and testing requirements ... equipment, the standardization allows for skipping of the tests However, Industry standards for ANSI pumps recommend a performance test in the following conditions: • Pumps are operating in parallel ... hydraulic and mechanical performance test mandatory for all pumps 7.2.3 Shop acceptance criteria Following are the acceptance criteria for pumps as per the two main pump standards Pump Specification

Ngày tải lên: 19/05/2017, 08:33

... contents Temporary Works forum The use of European Standards for Temporary Works design – TWf2014: 01 The original British Standards were more akin to design guides and led the designer through the ... The designer therefore has to extract or extrapolate relevant information from a range of different standards 1.3.2 European Standards for Temporary Works The only substantive European Standards ... Unless specified by the contract, for the design of falsework in the UK, designers are currently Temporary Works forum The use of European Standards for Temporary Works design – TWf2014: 01 free to

Ngày tải lên: 05/11/2019, 00:09

... Xuất bản lần 1 TIÊU CHUẨN THIẾT KẾ ĐIỀU KHIỂN GIAO THÔNG ĐƯỜNG BỘBẰNG ĐÈN TÍN HIỆU Basic Standards for Design of Road Traffic Signal Control HÀ NỘI - 2018 Kiểm soát quá trình biên tập Trang ... 2001 ( n u r die Bemessung von Straßenverkehrsanlagen (Germam Highway Capacity Manual), FGSV –Forschungsgesellschaft für Strassen- und Verkehrswesen, 2001) HBS 2015 Sổ tay năng lực thông hành ... 2015 ( n u r die Bemessung von Straßenverkehrsanlagen (Germam Highway Capacity Manual), FGSV –Forschungsgesellschaft für Strassen- und Verkehrswesen, 2015) MUTCD-FHA 2009 Hướng dẫn sử dụng

Ngày tải lên: 23/07/2022, 03:10

... horizontal pumps, and their baseplates, and vertically suspended pumps shall be de- signed for satisfactory performance when subjected to the forces and moments in Table 2-1A (2-1B) For horizontal pumps, ... Trang 9Centrifugal Pumps for Petroleum, Heavy Duty Chemical, and Gas Industry Services SECTION 1-GENERAL 1.1 Scope 1.1.1 This standard covers the minimum requirements for centrifugal pumps, ... elevation is the shaft centerline for horizontal pumps, the suction nozzle centerline for vertical in-line pumps, and the top of the foundation for other vertical pumps (NPSHA): The NPSH, in meters

Ngày tải lên: 02/04/2014, 15:32

... the Bearing-inch and Lubrication Unitconcept How to Design for Micro-Fog LubricationBasic Design Procedure There are five steps necessary in the design of a Micro-FogLubrication application Each ... Example Problem 15 Estimating the Required Lubricator Capacity 15 How to Design for Micro-Fog Lubrication 16 Working Sheet Form NS-3 18 Selecting the Lubro-Control Unit 19 General Requirements ... Terms 26 Equations for Calculating Bearing-Inch 28 Equations for Calculating Lubrication Units 29 Weight of Fluid 30 Useful Dimensional Data 30 Typical Spray Pattern 30 Performance Data on

Ngày tải lên: 09/08/2013, 15:00

... the standards that have been defined for use with multimedia communications • A common framework known as a reference model is used for defining the various standards 5.2 reference model • The standards ... same standards for detecting the presence of bit errors in the received information stream • Aspects of communication protocol: • Detecting the presence of bit errors in the received information ... Trang 1Standards for multimediacommunications 5.1 introduction • A range of application-level standards have been defined that are concerned with how the integrated information streams

Ngày tải lên: 06/09/2013, 07:50

... Trang 1Academic Standards for Reading, Writing, Speaking and Listening Trang 2APPENDIX AAcademic Standards for Reading, Writing, Speaking and Listening and Academic Standards for Mathematics ... when appropriate A Establish the purpose for reading atype of text (literature, information)before reading B Select texts for a particular purposeusing the format of the text as a guide C Use knowledge ... electronicmedia for research and evaluatethe quality of the informationreceived • Explain how the techniques used in electronic media modifytraditional forms of discourse fordifferent purposes • Use, design

Ngày tải lên: 24/01/2014, 04:20

... Explore the use of standards and marketing codes to influence commercial activity, including standards from other industrial sectors Propose a set of standards to form the basis for a cross-border ... Health Organization, 2010 StanMark Standards for marketing to children The StanMark project brings together researchers and policy-makers to develop a set of standards for marketing foods and beverages ... 2012 report of the StanMark project on standards for marketing food and beverages to children in Europe A briefing paper from the International Association for the Study of Obesity Prepared by

Ngày tải lên: 18/02/2014, 21:20

... bold for headers and subtitles. Add emphasis with bold or italic. You can use a different font for the title and yet another for page numbers or image captions. Stick with simple fonts for ... pleasant experience for your reader or viewer. Rule 1: Every design decision should have a purpose 1 This is the first rule of color, image and print layout, video, and website design. A good ... of a purpose-driven design is underlined, blue text on a webpage. This tells the viewer that if they click on that text it will take them to somewhere else for more information. Regardless

Ngày tải lên: 21/02/2014, 15:20

... Consistent StandardsFor all achievement test scoring sessions, teacher working groups for Exemplar Selection, Exemplar Validation, and Standards Confirmation are used both to establish expectations for ... from Standards Confirmation and Central Marking 2009• “In order for the shelter to continue providing these services, please inform the public about the effort of these workers to provide for ... LetterThere are three basic business-letter formats Any of these formats is appropriate and acceptable for the test What is most important is that students choose one format and use it consistently so

Ngày tải lên: 24/02/2014, 18:20

... and Career Ready Standards for Reading, Writing, and Communication Table of Contents Standards for Reading Informational and Literary Texts Standards for Writing Standards for Speaking and ... link below Similar pages for Trang 2DRAFT CONFIDENTIAL College and Career Ready Standards For Reading Informational and Literary Texts Core Standards Notes: The core standards are meant to apply ... College and Career Ready Standards for Speaking and Listening Core Standards Notes:  Present information and findings clearly and persuasively: This includes conveying information concisely, taking

Ngày tải lên: 24/02/2014, 18:20

... education through standards-based reform: A report by the National Academy of Education Panel on Standards-Based Education Reform Stanford, CA: National Academy of Education Standards for the English ... at the rationale for setting standards—why we believe defining standards is important and what we hope to accomplish in doing so THE NEED FOR STANDARDS In defining standards for the English language ... that it offers a coherent vision for the future, complementing other current efforts to define performance standards, opportunity-to-learn standards, and assessment standards not only in the English

Ngày tải lên: 24/02/2014, 18:20

... 4 Design Standards Intent of the Design Standards and Review Process Design standards are approval criteria that must be met as part of design review and historic design review. They in- form ... nor assure good design. Rather, they support the traditional qualities of the City Center and provide a framework for sympa- thetic design. Why have Design Standards? The design standards provide ... any specific design solution through the design standards. During the design review process, the review body must find that the proposal meets each of the applicable design standards. Proposals

Ngày tải lên: 25/02/2014, 01:20

... PCT, LHB, for use in the private healthcare sector Specific controlled drug prescriptions are used for treatment of addiction and for private prescriptions for controlled drugs Only the designated ... protocols Prescription forms 24 NHS prescription forms are classified as secure stationery Prescription forms are serially numbered and have anticounterfeiting and anti-forgery features Within ... booklet is to set standards for safe practice in the management and administration of medicines by registered nurses, midwives and specialist community public health nurses Standards for medicine

Ngày tải lên: 08/03/2014, 14:20

... Proficiency Standards have been informed by the TESOL ESL Standards for Pre~K-12 Students and the work other national standards groups, particularly by English language arts and foreign language standards. ... Language (ESL) Standards for Pre~K-12 Students and the Michigan Curriculum Framework: English Language Arts Standards. The Michigan English Language Proficiency Standards are “applied standards” ... English Language Proficiency Standards Domain ELP Standard # English Language Proficiency Standards TESOL Pre~K-12 ESL Standards Michigan ELA Standards Listening L.1

Ngày tải lên: 10/03/2014, 05:20

... the standards and objectives that make up the English Language Arts College Board Standards for College Success™ © 2006 The College Board Standards Outline  iii Reading Standards Writing Standards ... Board Standards for College Success is, therefore, more specific than most standards documents because it is intended to provide sufficient guidance for curriculum supervisors and teachers to design ... Board Standards for College Success as a guiding framework Development of the English Language Arts College Board Standards for College Success The College Board initiated the effort to develop standards

Ngày tải lên: 10/03/2014, 05:20

... vertical force =prL 0∫180Sinθδθ Trang 22Resisting force = stress * resisting area = fh * 2tLFor equilibrium of cylinder Bursting force = Resisting force pdL = fh*2tL LONGTUDINAL STRESS: This force ... strain,for the condition of pure shear within the proportional limit MAXIMUM ALLOWABLE STRESS VALUE: The maximum unit stress permissible for any specific material that may be used in the design formulas ... position for a designed temperature This pressure is based on the weakest element of the vessel using nominal thickness exclusives of allowances for corrosion and thickness required for loading

Ngày tải lên: 12/03/2014, 16:34

... the Standards,” below). Standards form a good basis for selecting, adapting, or developing a curriculum because they have met the tests of feasibility, practicality, and effectiveness use the standards ... managers who have responsibility for implementing the curriculum. Section III repeats the basic information from the chart of standards and adds tips for ensuring that the standards are met This section ... provided an opportunity for researchers and practitioners to merge their areas of expertise and move from research findings to formulating practical guidance for programming. The 24 standards presented

Ngày tải lên: 14/03/2014, 14:20