shunt facts to enhance power quality in unbalanced electrical network
CHẤT LƯỢNG HỆ THỐNG ĐIỆN (Power Quality in Electrical Systems)
... study—that of power quality. ” The Definition of Power Quality Power quality, loosely defined, is the study of powering and grounding electronic systems so as to maintain the integrity of the power supplied ... addressing power quality include those defining acceptable power quality (IEEE Standard 519) and another standard relating to the measurement of power- quality “events” (IEEE Standard 1159) In later ... Preface This book is intended for use by practicing power engineers and managers interested in the emerging field of power quality in electrical systems We take a real-world point of view throughout...
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Event-to-Sink Reliable Transport in Wireless Sensor Networks docx
... PROBLEM IN WSN In the preceding discussions, we introduced the notion of event -to- sink reliability in WSN and pointed out the inapplicability of existing transport solutions Before proceeding to discuss ... of buffer level monitoring in sensor nodes B Congestion Detection In order to determine the current network state in ESRT, the sink must be able to detect congestion in the network However, the ... experienced in the last decision interval In conjunction with the reliability indicator , the sink at the end of decision determines the current network state interval and acts according to the rules in...
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Báo cáo hóa học: " Research Article Adaptive Power Allocation in Wireless Sensor Networks with Spatially Correlated Data and Analog Modulation: Perfect and Imperfect CSI Muhammad Hafeez Chaudhary and Luc Vandendorpe" pptx
... the optimization problem in (13) with the objective to minimize the distortion D defined in (38) subject to the constraint on the total network power can be obtained by using the method of Lagrangian ... the lower-bound distortion D0 with increasing transmit power Ptot In Section 5, we illustrate the monotonic decrease, start point insensitivity, and the asymptotic convergence to D0 with several ... on channel SNR, that is, Pi increases with increasing ζi ; and for ζi > ζi(o) , the power allocation is according to inversion in the channel SNR, that is, increasing ζi decreases Pi (2) The...
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Geographic routing for point to point data delivery in wireless sensor network
... routing metric named ETOP [71] to take this into account ETOP considers not only the number of links and link quality along the path, but also the link position The poor links close to the destination ... By traversing the subtrees, tree-based routing protocols can provide reliable point -to- point delivery in 3D networks The existing tree-based routing protocols are often designed for 2D networks ... network topologies 2.2.4 Hop Count Vector-based Routing The coordinate systems used by tree-based point -to- point routing protocols can be expensive to update in terms of computational overhead during...
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improving organizing controls to enhance financial accounting information quality of the listed companies in the vietnam stock exchange
... solutions to improve organizing controls to enhance the financial accounting information quality of listed companies in the Vietnam stock market exchange 5.2.1 The need to strengthen the quality of financial ... 2.1.2 Organizing of information control According to the author, organizing of information control is the way that links the different components in a specific system in which combining internal ... control to the information that is managed 2.2 Financial accounting information quality of listed companies 2.2.1 The criteria of financial accounting information quality Information quality...
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Báo cáo y học: "A cluster randomized trial of standard quality improvement versus patient-centered interventions to enhance depression care for African Americans in the primary care setting: study protocol NCT00243425" doc
... whites in the adequacy of depression treatment are related to lower rates of initiating treatment with antidepressant medications, and not to disparities in initiating counseling or receiving adequate ... according to their clinician’s intervention assignment and told to expect a phone call from a depression care manager within a few days; interviewers also obtained respondents’ consent to be ... delivered academic detailing to clinicians in the patient-centered intervention guided each clinician through his or her personal interactive communication skills training program in a one-on-one or...
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How to enhance speaking skills to students in grade 10th at thai phien high school in hai phong
... provides two kinds of routines: information routines and interactional ones (1987:23) Information routines may be described to involve two sub-routines: expository and evaluation The former includes ... speaking skills in the textbook “English 10” Table In your opinion, are the topics for speaking in the textbook relevant to you? Options a Very b Relevant c Little How to enhance speaking skills to ... these factors add more hindrances to the teaching and learning speaking skills at Thai Phien High school How to enhance speaking skills to students in Grade 10th at Thai Phien High School in Hai...
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Mô hình triển khai IPTV của VNPT tại Hà Nội và giải pháp nhằm nâng cao chất lƣợng dịch vụ VNPT’s IPTV Implementation in Hanoi and Solutions to Improve Service Quality
... Khanh (2010), Prefeasibility Study for the Development of IPTV Service on the Network Infrastructure of Fixed Network Operators ... chấp nhận (Poor) 20-40 MPQM Kém (Bad) 0-20 video đƣợc trình Quality Metrics) bày cho ngƣời thực giá QoE khách (Moving Picture V-factor mô hình để đánh giá QoE dịch vụ IPTV MPQM không cần đến ... 2, “Bad” tƣơng ứng thang điểm V-factor triển khai dựa mô hình gốc MPQM Tuy nhiên, việc “cho điểm” đánh giá chất lƣợng hình ảnh, V-factor cung cấp thêm thông tin cần thiết cho việc theo dõi phân...
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A study on the use of language activities to enhance 11th grade student's speaking skill in pham hong thai school, hung nguyen district, nghe an province
... constructing meaning that involves producing, receiving and processing information (Brown,1994;Burn&Joyce,1997) Speaking is an interactive process of constructing meaning that involves producing and ... second set of speaking skills: the interaction skills, which involve using knowledge and basic motor-perception skills in deciding what to say and how to say it, while maintaining the intended relation ... of instructional management is gaining and maintaining student cooperation in learning activities (as cited in Froyen & Iverson, 1999, p 128) Related to content management, Kounin (as cited in...
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Tài liệu Efforts to Improve the Quality of Vocational Education in Secondary Schools docx
... these individuals was incorporated into the final version The survey items were organized into several sections to include questions about the school, the teaching environment, teaching in a specified ... at a point when states are just beginning to implement them Two other NAVE studies are examining issues related to funding and accountability in greater depth Perkins Funding The Perkins Act ... a set of indicators or criteria for determining variations in quality The study team developed indicators for several of the program improvements promoted in Perkins III: promote the integration...
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The plan to improve the Quality of Teaching in American Schools docx
... we are intrigued by the growing movement HASKINS & LOEB | A PLAN TO IMPROVE THE QUALITY OF TEACHING IN AMERICAN SCHOOLS to use changes in student test scores to evaluate effective teaching Often ... the incentive and part of the financing for selected schools to implement creative plans for improving HASKINS & LOEB | A PLAN TO IMPROVE THE QUALITY OF TEACHING IN AMERICAN SCHOOLS the quality ... Donahue Princeton University Senior Editors Ron Haskins Brookings Institution Senior Fellow and Co-Director, Center on Children and Families Christina Paxson Princeton University Director, Center...
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The effect of grammar teaching (syntax) in English on 5 to 16 year olds’ accuracy and quality in written composition potx
... predictor of writing quality Second, although sentencestudies combining studies sometimes seem to improve writing quality, the improvement is probably due to factors other than increases in T-unit ... ‘control’ classes in a single school suggests, to Tomlinson, that the ‘non-grammar’ class probably was in receipt of indirect grammar teaching rather than no grammar teaching Tomlinson argues that ... Nevertheless, our aim was to focus in the in- depth review on sentence-level operations in teaching about writing and in learning to write The review includes descriptive mapping, which identifies...
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STRATEGIES TO IMPROVE THE QUALITY OF EDUCATIONAL INSPECTION ACTIVITIES IN THANH HOA PROVINCE
... that the inspection system shall consist the following: government inspectors, state inspectors, educational inspectors, provincial inspectors, and district inspectors Effectiveness of the inspection ... elements to the input in order to attain the expected goal According to the inspections regulations, in state inspection organizations, inspections are appointed and assigned to perform certain duties ... faculty to assist with in- service training Such partnerships may also enable university teaching staff to collaborate with school inspectors in conducting studies relevant to inspection in schools...
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Work placement report: Recruitment in Thang Long postal insurance company and recommendations to improve the quality of recruitment
... original insurance business •Health insurance and personal accident insurance •General Liability Insurance; •Motor Vehicle Insurance; •For fire and explosion Insurance; Re- insurance business: ... Stage 4: Examination, Interview Stage 3: Screening of Candidates •Writing test: English test, technical information •Direct interview: general interview + Personal interview Send invitations matriculation ... ON TO IMPROVE THE QUALITY OF RECRUITMENT CASE STUDY ACHIEVEMENTS IN RECRUITMENT Set up the recruiting process The quality and quantity in the recent years • Supporting for managing and using...
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báo cáo sinh học:" Development of a quality assurance handbook to improve educational courses in Africa" docx
... empowered to abstain from sex or negotiate safe sexual practices due to fear of losing financial support [22] Staff training and welfare Aim To empower staff to fulfil their evolving roles in ... resulted in refinements to the handbook, including further reducing any jargon and altering the wording to ensure that the principles were not institution- or subject-specific and could be applied to ... institution in Ghana, in addition to having it reviewed by independent experts in higher education The principles outlined in the handbook help to provide a regulatory framework to guide development...
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báo cáo hóa học: " Sense of coherence as a resource in relation to health-related quality of life among mentally intact nursing home residents – a questionnaire study" pot
... location in the nursing home The principal investigator (JD) recorded the demographic information and performed the interviews: that is, reading the questions to the participants and circling the indicated ... tested for interaction with SOC using the corresponding interaction term in the general linear model We performed an exploratory examination of the interactions because we suggest, according to the ... Survey; NHs: Nursing homes; CDR: Clinical Dementia Rating; FCI: Functional Comorbidity Index Competing interests The authors declare that they have no competing interests Finally, due to the cross-sectional...
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báo cáo hóa học:" Using individual growth model to analyze the change in quality of life from adolescence to adulthood" potx
... thus allowing for the explicit examination of inter-individual differences in intra-individual change It readily estimates both linear and nonlinear change; it permits inclusion of individuals ... trajectory of QOL as well as individual differences in the parameters that define this trajectory (e g., slopes, intercepts) In addition, we attempt to account for such variability in trajectories ... generalizes to all individuals; individual differences in change are relegated to the bin of random error An individual growth model estimates the average trajectory as well as individual trajectories,...
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báo cáo hóa học:" The effect of peer-led education on the life quality of mastectomy patients referred to breast cancer-clinics in Shiraz, Iran 2009" pot
... improved quality of life as women need to depend on a source in relation to breast cancer So assistance in various phases needs to be taken into account in an effort to evaluate the “navigator role” ... treatments in the control group differed from the quality of life in relation to cancer Exactly after the intervention and two months after it the symptomatic scales indicated a decline in aspects including ... (Table 4) In comparing the mean score of symptom scale from pre to post and follow up intervention in groups as Table Means scores of Symptoms of life quality in groups before and after the intervention...
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Tìm thêm: xác định các mục tiêu của chương trình khảo sát các chuẩn giảng dạy tiếng nhật từ góc độ lí thuyết và thực tiễn khảo sát chương trình đào tạo của các đơn vị đào tạo tại nhật bản khảo sát chương trình đào tạo gắn với các giáo trình cụ thể xác định thời lượng học về mặt lí thuyết và thực tế tiến hành xây dựng chương trình đào tạo dành cho đối tượng không chuyên ngữ tại việt nam điều tra với đối tượng sinh viên học tiếng nhật không chuyên ngữ1 nội dung cụ thể cho từng kĩ năng ở từng cấp độ xác định mức độ đáp ứng về văn hoá và chuyên môn trong ct phát huy những thành tựu công nghệ mới nhất được áp dụng vào công tác dạy và học ngoại ngữ các đặc tính của động cơ điện không đồng bộ hệ số công suất cosp fi p2 đặc tuyến mômen quay m fi p2 đặc tuyến dòng điện stato i1 fi p2 sự cần thiết phải đầu tư xây dựng nhà máy thông tin liên lạc và các dịch vụ phần 3 giới thiệu nguyên liệu từ bảng 3 1 ta thấy ngoài hai thành phần chủ yếu và chiếm tỷ lệ cao nhất là tinh bột và cacbonhydrat trong hạt gạo tẻ còn chứa đường cellulose hemicellulose chỉ tiêu chất lượng theo chất lượng phẩm chất sản phẩm khô từ gạo của bộ y tế năm 2008 chỉ tiêu chất lượng 9 tr 25