ieee recommended practice for determining the electric power station ground potential rise and induced voltage from a power fault
IEEE Recommended Practice for Software Requirements SpeciÞcations
... (Reaff 1992), IEEE Standard Taxonomy for Software Engineering Standards IEEE Std 1012-1998, IEEE Standard for Software VeriÞcation and Validation IEEE Std 101 2a- 1998, IEEE Standard for Software ... IEEE Standards documents are developed within the IEEE Societies and the Standards Coordinating Committees of the IEEE Standards Association (IEEE- SA) Standards Board Members of the committees ... Standard for Software Quality Assurance Plans IEEE Std 730.1-1995, IEEE Guide for Software Quality Assurance Planning IEEE Std 828-1998, IEEE Standard for Software ConÞguration Management Plans.3 IEEE...
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Uncertainty in the electric power industry
... conditional earnings at risk for a portfolio with power plant, forward sales and spot sales as a function of spot price and forward quantity (power plant at the money) Figure 7-6 Portfolio value and ... competitive and liberalized markets, with California and several East coast states being among the first movers But California is nowadays often cited as the preeminent example for the risks and difficulties ... conditional earnings at risk for a portfolio with power plant, forward sales and spot sales as a function of spot price and forward quantity (power plant in the money) Figure 7-5 Portfolio value and...
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Tài liệu Recommended Practice for Soft Ground Site Characterization: Arthur Casagrande Lecture pptx
... Inclination for OC and NC Sergipe Clay (Ladd and Lee 1993) 50 v Recommended Practice for Soft Ground Site Characterization: Arthur Casagrande Lecture Práctica Recomendada para la Caracterización ... clays, wherein gas voids and cracks form within the tube and the sample actually expands out of the tube if not immediately sealed off and handling techniques to avoid distortion (shear deformation) ... relative changes in sample quality at comparable depths and perhaps as a rough measure of absolute quality Compare values of CRmax since structural damage will reduce this parameter (and also...
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Rahman, Saifur “Electric Power Generation: Non-Conventional Methods” The Electric Power pdf
... electrochemical reactions take place: an oxidation half-reaction occurring at the anode and a reduction half-reaction occurring at the cathode The anode and the cathode are separated from each other by the ... and then a thin layer of p-GaAlAs between the p-GaAs and the top contacts The p-GaAlAs has a wider bandgap (1.8 eV) than the GaAs, so the higher energy photons are not absorbed at the surface, ... Modern GaAs cells are generally fabricated by growth of a GaAs film on a suitable substrate, such as Ge A typical GaAs cell has a Ge substrate with a layer of n-GaAs followed by a layer of p-GaAs and...
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Ramakumar, Rama “Electric Power Generation: Conventional Methods” The Electric Power Engineering pot
... areas, substations and lines have seasonal peaks that are substantially higher than the rest of the year In these cases, the traditional approach has been to increase the capacity to meet the ... plant switchyard Generator transformers are generally specified and operated in accordance with international standards for power transformers, with the additional consideration that the transformer ... Batteries for Station Applications IEEE 946-1992, IEEE Recommended Practice for the Design of DC Auxiliary Power Systems for Generating Stations Switchgear IEEE Standards Collection: Power and Energy-Switchgear,...
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James H. “Transformers 3” The Electric Power Engineering Handbook docx
... The United States Power Transformer Equipment Standards and Processes Major Standards Organizations • Process for Acceptance of American National Standards • Relevant Power Transformer Standards ... coordinate with the transformer rating to protect the transformer from transient overvoltages and surges Standard insulation classes have been established by standards organizations stating the parameters ... filled, and the liquid will expand and contract within the auxiliary tank The auxiliary tank will be allowed to “breath”, usually through a dehydrating breather The use of an air bag in the auxiliary...
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Karady, George G. “Transmission System” The Electric Power Engineering Handbook Ed. L.L. Grigsby doc
... loading compresses the cement and provides high mechanical strength The basic technical data of a standard ball -and- socket insulator is as follows: TABLE 4.4 Technical Data of a Standard Insulator ... Voltages The insulation has to withstand normal operating voltages The operating voltage fluctuates from changing load The normal range of fluctuation is around ±10% The line-to -ground voltage causes the ... Reactance • Capacitance and Capacitive Reactance • Characteristics of Overhead Conductors Carlos V Núñez-Noriega D .A Douglass Insulated Power Cables for High -Voltage Applications Typical Cable...
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power system (the electric power engineering)
... (1.4) to compute the ‘‘to’’ bus bases (2) The ‘‘transformer’’ case: Apply VL base at the ‘ from ’ bus, and treat the transformer as ideal Calculate the line voltage that appears at the ‘‘to’’ bus ... and may include quantities other than voltage, power, current, and impedance The basic per-unit scaling equation is Per-unit value ¼ actual value : base value (1:1) The base value always has the ... voltage magnitude and angle are specified The real and reactive power are unknowns The bus selected as the slack bus must have a source of both real and reactive power, since the injected power at...
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Recommended Practice for Fire Prevention and Control on Fixed Open-type Offshore Production Platforms
... from an alarm requiring abandonment of platform b Alarm Provisions The platform safety system on manned platforms should include audible and visual (for high noise areas) fire alarm signals The ... Construction Materials and Supplies-wood decking, framework, and skids; shipping containers and fiber ropes • Operational Materials and Supplies-cleaning rags and tarpaulins Waste Materials-used paper and ... CODES, STANDARDS, AND RECOMMENDED PRACTICES Various organizations have developed standards, codes, specifications, and recommended practices which have substantial acceptance by government and industry...
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Báo cáo hóa học: " Development and application of a biomarker assay for determining the pharmacodynamic activity of an antagonist candidate biotherapeutic antibody to IL21R in whole blood" pptx
... that will be required upon hand-off for assay validation SJ, AW, SWA and KA performed the in vitro assays on monkeys treated with Ab-01 and control Ig and analyzed the data, and KA and SA performed ... were among the "inventoried" assays available from ABI, and are described in Table cDNA synthesis, preparation of samples for TLDA assay and measurements of RNA concentration were performed as ... all the pilot studies in humans and monkeys that identified the candidate biomarkers, and they participated in the data analyses AAH developed the customized Spotfire tool used for data analyses...
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guide for determining the fire (reapproved 1994) endurance of concrete elements
... numerical subscripts refer to the various materials and the surface areas formed by them The thermal absorptivities of a number of common building materials are listed in Table A (Harmathy and Mehaffey, ... mm) maximum size gravel and sand from Eau Claire, Wis $Rotary-kiln produced expanded shale from Ottawa, Ill., ,and sand from Elgin, Ill 5Type Ill cement **Based on saturated surface-dry aggregates ... can bc computed from the block machine manufacturer’s drawings This method has the advantage of eliminating variations due to aggregate type and gradation as well as compaction of the unit The...
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Tài liệu Implementation of the Asthma Practice Guideline in the Army Medical Department - Evaluation of Process and Effects pdf
... best practices that reduce variation and enhance quality of medical care The Quality Management Directorate of the Army Medical Command (MEDCOM) contracted with RAND to work as a partner in the ... receive care on a case-by-case basis The Asthma Practice Guideline The principal emphasis of the DoD/VA practice guideline for primary care management of asthma is on effective management of asthma, ... 100 Asthma Patients, Total and by Site 49 ix x Implementation of the Asthma Practice Guideline in AMEDD 3.10 Baseline Annual Asthma-Related Hospitalizations per 100 Asthma Patients, Total and...
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Good for Busine$$: The benefits of making streets more walking and cycling friendly pdf
... plazas and seating areas have been created in excess roadway simply by painting or treating the asphalt, placing protective barriers along the periphery, and installing moveable tables and chairs ... risk factor for cardiovascular disease and other chronic diseases, such as type diabetes and some cancers The growing prevalence of physical inactivity in Australia, along with the alarming rise ... programs, planning and events We are working to raise the profile of walking, to initiate discussions and debate, and to put walking onto the agenda of a broad range of departments A potential barrier...
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báo cáo khoa học: "Use of 3D-computed tomography angiography for planning the surgical removal of pineal region meningiomas using Poppen''''s approach: a report of ten cases and a literature review" pptx
... define a standard surgical approach that will benefit patients [2,11,12] When a pineal region meningioma grows bilaterally to the tentorial plane and extends laterally, the large variation of the ... contributed equally to this work YJL is the operator and guarantor All authors read and approved the final manuscript Page of 18 Yaşargil MG, Türe U, Yaşargil DC: Surgical anatomy of supratentorial midline ... the tumor staining and tumor blood supply was related to tumor classification Primary meningiomas had a clear arterial supply, which was mainly from the carotid arterial system Therefore, CTA...
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THE EFFECTS OF MEGAMERGERS ON EFFICIENCY AND PRICES: EVIDENCE FROM A BANK PROFIT FUNCTION docx
... the acquiring bank during the available years before the merger, 2) the acquired bank or banks during the available years before the merger, and 3) the consolidated bank during the available years ... variables are statistically significant in the AROAa equation, eliminating the significance of the STINCOME variable (which was the only significant variable in the equation in Table 3), and almost ... categories are so broad and because these prices are calculated from balance sheet ratios rather than from survey information on prices actually paid Although price changes may incorporate the...
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Reproductive intentions and choices among HIV-infected individuals in Cape Town, South Africa: Lessons for reproductive policy and service provision from a qualitative study ppt
... FINDINGS Participant characteristics Average time since HIV diagnosis was 2.5 years for women (range weeks–8 years) and 2.8 years for men (range weeks–10 years) The average age of female (range 20–45 ... married I will have to have a baby because…only I and my boyfriend…are aware that I am HIVpositive and people will ask why am I not becoming pregnant in marriage - woman not on ART There are guys who ... became ‘angry’ when an HIV-positive woman came for a pregnancy examination and refused to be counselled about family planning methods Several policymakers and managers stressed the need to take...
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