نتایج جستجو برای: pump installation operation and maintenance

تعداد نتایج: 16876295  

2001

No portion of this publication may be altered in any form without prior written consent from the U.S. Department of Energy and the authoring national laboratory. both residential and commercial/institutional buildings. However, GHPs often have higher first costs than conventional systems making short-term economics unattractive. This disadvantage can be magnified in commercial buildings, many o...

2009
V. MILANÉS C. GONZÁLEZ J. E. NARANJO E. ONIEVA T. DE PEDRO

−Reducing the number of traffic accidents is a declared target of most governments. Since dependence on driver reaction is the main cause of road accidents, it would be advisable to replace the human factor in some driving-related tasks with automated solutions. In order to automate a vehicle it is necessary to control the actuators of a car, i.e., the steering wheel, accelerator, and brake. Th...

عقدایی, ناهید, ملاصادقی, غلامعلی, حیدرپور, عوض , فراست‌کیش, رسول ,

Inotropic requirement of patients under CABG(Coronary Artery Bypass Graft) for CPB(Cardiopulmonary Bypass) weaning depends on multiple factors including: type of heart disease and its severity, co-existing diseases, technical success in surgical operation and the type of anesthetic drugs. Among the above-mentioned factors the effects of anesthetic drugs on inotropic requirement of p...

2014
GeunSik Jo Kyeong-Jin Oh Inay Ha Kee-Sung Lee Myung-Duk Hong Ulrich Neumann Suya You

Aircraft maintenance and training play one of the most important roles in ensuring flight safety. The maintenance process usually involves massive numbers of components and substantial procedural knowledge of maintenance procedures. Maintenance tasks require technicians to follow rigorous procedures to prevent operational errors in the maintenance process. In addition, the maintenance time is a...

Journal: :Molecular medicine reports 2010
John Cha Vadim Ivanov Svetlana Ivanova Tatiana Kalinovsky Matthias Rath Aleksandra Niedzwiecki

The dysregulation of renin-angiotensin system-signaling is a contributing factor to the development of atherosclerosis and cardiovascular disease. We studied the progression of angiotensin II (AngII)-induced arterial wall atherosclerosis after its induction. Atherosclerosis was accelerated in ApoE (-/-) C57B6 mice by 4 weeks of continuous osmotic pump administration of AngII (23 nmol/24 h). Cha...

Journal: :international journal of civil engineering 0
afshar a. marino m.a. jalali m.r.

the reliable operation of spillways, in emergency as well as normal conditions, is one of the vital components in dam safety. free or uncontrolled overflow spillways are the most reliable choice however. they usually impose higher construction cost and /or results in wasting a considerable amount of water or live capacity of the reservoirs. employing fuse gates might be a way of reconciling dam...

Journal: :تحقیقات اقتصاد و توسعه کشاورزی ایران 0
سعید فعلی دانشجوی دکتری ترویج و آموزش کشاورزی، دانشگاه تربیت مدرس سروه احمدی عضو هیات علمی دانشگاه آزاد اسلامی، واحد پیشوا سید جمال فرج الله حسینی عضو هیات علمی دانشگاه آزاد اسلامی، واحد علوم و تحقیقات، تهران

the purpose of this correlational research was to investigate the factors influencing satisfaction whith sprinkler irrigation systems (sis) as perceived by the adopting farmers. the research instrument was a structural questionnaire with close-ended questions, the validity and reliability of which were confirmed. the target population included all the adopting farmers who cultivated and harvest...

Journal: :Journal of Cases on Information Technology 2022

Maintenance performs a vital role in assuring safety operation, enhancing the quality and accumulating durability of system. In this paper method has been evolved to solve different kinds issues like new software installation, upgradation current software, fixing required equipment, raw water supply problem etc. To continue service ATMs we cannot start maintenance all together any particular si...

Journal: :E3S web of conferences 2021

The article presents the developed methods and models for analyzing dynamic indicators of pumping units different time intervals their state during operation. main tasks assessing technical condition are to identify deviations from design solutions, presence damage, defects in pump structures that can cause accidents. results development a diagnostic system at stations presented. working condit...

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