Xem 1-20 trên 196 kết quả Pressurized systems
  • Presented in this document are requirements for design, inspection, and certification of ground-based pressure vessels and pressurized systems (PV/S) owned and/or operated by JSC and of all PV/S used on JSC property. JSC organizations must implement these requirements on PV/S for which they have the responsibility. P.2 APPLICABILITY This applies to all PV/S used on JSC property. P.3 AUTHORITY Comments and questions concerning this document should be directed to the JSC Pressure Systems Manager, mail code NS2, member of the Safety and Test Operations Division....

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  • Large parts of this book are the translation from my handbook, Sensors and Measurement Systems, published in Polish at Poznan University of Technology (PUT) in 2001. I thank the Rector of PUT for his permission to use parts of the handbook for this book, Measurement Systems and Sensors, now published by Artech House.

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  • This book incorporates selected topics on theory, revision, and practical application models for water supply systems analysis. A water supply system is an interconnected collection of sources, pipes, and hydraulic control elements (e.g., pumps, valves, regulators, tanks) delivering consumers prescribed water quantities at desired pressures and water qualities. Such systems are often described as a graph, with the links representing the pipes, and the nodes defining connections between pipes, hydraulic control elements, consumers, and sources.

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  • Inhibitors of the RAA System lasting effect than does captopril. Indications are hypertension and cardiac failure. Lowering of an elevated blood pressure is predominantly brought about by diminished production of angiotensin II. Impaired degradation of kinins that exert vasodilating actions may contribute to the effect. In heart failure, cardiac output rises again because ventricular afterload diminishes due to a fall in peripheral resistance.

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  • Installation of new system. When no existing system is present, the designer must select the system that is most appropriate for the end user. High temperature hot water and steam/condensate systems are the most common types of distribution systems currently used on military installations. However, a new system should only use the temperatures and pressures necessary to meet the requirements…

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  • CO2 injection has recently been shown to provide significant enhanced oil recovery from naturally fractured reservoirs 1 . Li et al. (2000) performed CO2 injection at 1750 psig on artificially-fractured cores after water flooding in a dead-oil system. Gravity drainage was suggested to be the dominant recovery mechanism in these tests, with significant tertiary oil recovery after water flooding. The authors observed that the recovery of initial oil at the start of the CO2 injection declined as the rock permeability decreased and the initial water saturation increased. Darvish et al.

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  • Tham khảo sách 'composite pressure vessels', kỹ thuật - công nghệ, cơ khí - chế tạo máy phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả

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  • The numbers above have showed us a very positive situation. However, there is some weakness that needs to be pointed out. The teaching method being applied by most school in Vietnam is the old and traditional one in which the teacher is the primary speaker and the learners are the primary listeners. This method creates boredom in learners and encourages passive study habit. On the other hand, teachers are also under high pressure to strictly follow the curricula governed by the Ministry of Education and Training, which are dense and out of date.

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  • ТЬе Textbook Series of the Society of Petroleum Engineers was established in 1972 Ьу action of the SPE Board of Directors. Thе Series is intended to ensure availability of high-quality textbooks for use in undergraduate courses in areas clearly identified as being within the petroleum engineering field. Thе work is directed Ьу the Society's Books Committee, оnе of the more than 40 Society-wide standing committees. Members of the Books Committee provide technical evaluation of the book.

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  • After determining the measurement needs of your test system, you can begin architecting your hardware framework. Many test engineers jump straight into matching their measurement needs to instruments available on the market. A better approach is to first pinpoint a suitable test platform that can serve as the core or nucleus of your test system. You can choose from many platforms, most of which are based on one of the four most commonly used instrument backplanes/buses –PXI, GPIB, USB, and LAN.

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  • Spirax Sarco is the recognized industry standard for knowledge and products and for over 85 years has been committed to servicing the steam users worldwide. The existing and potential applications for steam, water and air are virtually unlimited. Beginning with steam generation, through distribution and utilization and ultimately returning condensate to the boiler, Spirax Sarco has the solutions to optimize steam system performance and increase productivity to save valuable time and money.

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  • Conventional approaches to health in poor countries focus on disease–specific interventions and their cost effectiveness, implemented via the path of least resistance with a strong emphasis on short term results. The upshot is that sys- temic problems which underlie poor health, failing health systems, and health inequity are circumvented. Long–term, sustainable strategies are rarely devel- oped or deployed. The crisis may change its spots, expressing itself in different diseases, populations or geographic areas, but it essentially continues unabated.

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  • The type of soil strength characteristic (i.e. the variation of soil strength with soil water content) favourable to crop growth depends on both the amount and the distribution of the annual rainfall, and on the nature of the crop. The soil must have sufficient mechanical strength to provide adequate anchorage for the plant throughout its development, and to prevent the collapse of soil water and air pathways by soil overburden pressure and the weight of vehicle and animal traffic. Dense regions of high strength may limit root growth and crop...

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  • After studying this chapter, you should be able to: Explain the threats faced by modern information systems; define fraud and describe the process one follows to perpetuate a fraud; discuss who perpetrates fraud and why it occurs, including the pressures, opportunities, and rationalizations that are present in most frauds;...

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  • Chapter 1 - The information age in which you live: Changing the face of business. This chapter define management information systems (MIS) and describe the three important organizational resources within it - people, information, and information technology; describe how to use break-even analysis to assess the financial impact of information technology; describe how to use Porter's Five Forces Model to evaluate the relative attractiveness of and competitive pressures in an industry.

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  • W hat makes for a good health system? What makes a health system fair? And how do we know whether a health system is performing as well as it could? These questions are the subject of public debate in most countries around the world. Naturally, answers will depend on the perspective of the respondent.

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  • This chapter describe fraud and describe the process one follows to perpetuate a fraud; discuss why fraud occurs, including the pressures, opportunities, and rationalizations that are present in most frauds; compare and contrast the approaches and techniques that are used to commit computer fraud; describe how to deter and detect computer fraud.

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  • Chapter 19 - The cardiovascular system: Blood vessels (part b). Learning objectives of this chapter include: Define blood flow, blood pressure, and resistance, and explain the relationships between these factors; list and explain the factors that influence blood pressure, and describe how blood pressure is regulated; define hypertension. Describe its manifestations and consequences;...

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  • (BQ) Part 2 book "Blood pressure monitoring in cardiovascular medicine and therapeutics" presents the following contents: Importance of heart rate in determining cardiovascular risk; sodium, potassium the sympathetic nervous system and the renin–angiotensin system - impact on the circadian variability in blood pressure; prognostic value of ambulatory blood pressure monitoring; circadian rhythm of myocardial infarction and sudden cardiac death;...

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  • Chapter 5 - Computer fraud. In this chapter, students will be able to understand: Explain the threats faced by modern information systems; define fraud and describe the process one follows to perpetuate a fraud; discuss who perpetrates fraud and why it occurs, including the pressures, opportunities, and rationalizations that are present in most frauds;...

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