moment of inertia of area
Moment of inertia and torque performance sensorless measurement for HDD used spindle motors
Ngày tải lên :
26/11/2015, 12:54
... following parts 2.2 Moment of Inertia Measurement Moment of inertia (MOI) is a basic physics quantity In Webster dictionary, the term inertia is defined as “That property of matter by which it ... for Inertia Measurement Concerning the inertia measurement of a motor, i.e the rotor inertia, there are several techniques employed for it The conventional methods of parameter identification of ... rotor’s inertia of the motor as are given in [13] Calculation Method First of all, the commonest way for inertia measurement, one can easily think of, is to get the value from the inertia...
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Tài liệu LUYỆN ĐỌC TIẾNG ANH QUA TÁC PHẨM VĂN HỌC-SHORT STORY BY O’HENRY -The Moment Of Victory doc
Ngày tải lên :
15/12/2013, 12:15
... one of his refined smiles and turning away "'Come back here!' says I, catching him by the tail of his khaki coat 'You've made me kind of mad, in spite of the aloofness in which I have heretofore ... Jack of Diamonds and Queen Catherine of Russia "I remember, one time, a little caballard of Spanish men sauntered out from behind a patch of sugar-cane and shot Bob Turner, the first sergeant of ... planted in various parts of his autonomy Once he went off with a detail of eight men and captured a whole company of Spanish He kept Captain Floyd busy writing out recommendations of his bravery to...
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A Moment of ClarityBy Cliff Lengkono ppt
Ngày tải lên :
27/06/2014, 23:20
... people more, it increases your odds of getting the hang of it Learn the perfect moment to speak and to listen, the importance of paying attention, the art of interrupting someone politely, and ... Doe & Jane Doe Of Types, Criteria and Standards Type is the first level of three layers of things that influence someone’s decision to go out with somebody else There are many types of people, each ... possibly know the outcome of dating someone relatively different Moreover, often people can be as blind as a bat and ignore the presence of bad qualities and the absence of important ones because...
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Experimental determination of the nuclear magnetic octupole moment of 137ba
Ngày tải lên :
09/09/2015, 11:20
... iontrap, none of this would have been possible Ion crystal taken from test iontrap, mainly consisting of v 138 Ba+ vi Contents Summary x List of Publications xiii List of Tables xv List of Figures ... extraction of the hyperfine constants, one of which, (C), can be related to the nuclear magnetic octupole moment Hence, the observation of the hyperfine (C) constant constitutes observation of the ... magnetic multipole moments of the fields to exist The nuclear structure can be expanded in terms of these higher order moments via the multipole expansion [13] These multipole moments couple to...
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Báo cáo y học: " Surgical Removal of lipoma from an area with tattooed skin"
Ngày tải lên :
25/10/2012, 11:35
... similar case of surgical removal of lipoma from an area with tattooed skin using this aesthetic procedure was found in literature The intent of the case study is to highlight the use of pre-existing ... to meet the need of our patient of removing the lipomatous formation while keeping the tattoo intact, during the surgical treatment of the lipoma, we followed the exact lines of the tattoo itself ... obtained from the patient for publication of this case report and accompanying images A copy of the written consent is available for review by the Editor-in-Chief of this journal AUTHORS' CONTRIBUTIONS...
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Theory of stochastic local area channel modeling for wireless communications
Ngày tải lên :
20/11/2012, 11:36
... local area radio channels The theory is applicable to any type of wireless data transmission, regardless of bandwidth, carrier frequency, or environment of operation The final chapters of the ... X(f ) is simply a copy of the ˜ ˜ spectrum X(f ) shifted to a center frequency of f = +fc and a mirror copy of X(f ) shifted to a center frequency of f = −fc The operation of modulation can be ... magnitude of the carrier wave does not change over a frequency window of interest This window of interest is usually the bandwidth of the transmitted signal Mathematically, we express the condition of...
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NON-FARM EMPLOYMENT AND HOUSEHOLD INCOME: A CASE STUDY OF HANOI'S PERI-URBAN AREAS
Ngày tải lên :
28/08/2013, 11:25
... size, dependency ratio, number of male working members, age of household head, average age of working members, average education of working members; (ii) total number of group memberships; (iii) ... number of household members aged under 15 and over 59, divided by the number of household members aged 15-59 0.60 0.65 Age of household head Age of household head 51.35 12.60 21 96 Gender of household ... 0.78 0.41 Age of working members Average age of adult members who were employed in the last 12 months 40.73 9.12 21.5 78 Education of working members Average years of schooling of adult members...
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GENOTYPING OF CLOSTRIDIUM PERFRINGENS ISOLATED FROM CATTLE AND PIGS WITH DIARRHEA IN HANOI AND SURROUNDING AREAS, VIETNAM
Ngày tải lên :
29/08/2013, 08:14
... perfringens infections of cattle, the study result may reveal a warning of the risk of source of CPE+ C perfringens, which can lead to outbreaks of food poisoning in the studied areas The most important ... (Minitab 14.0 software) and Fisher Exact Test (SAS 8.1 software) Prevalence rates of identified C perfringens in fecal samples of diarrheic animals were significantly higher than of samples from ... objective of this study was epidemiological survey of prevalence and molecular typing of C perfringens isolates associated with diarrhea in cattle and pigs in Hanoi and surrounding areas The...
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INFLUENCE OF STREAMSIDE SURFACE AREA ON AQUATIC BIOTA AND BIOFILM ACTIVITY
Ngày tải lên :
05/09/2013, 08:40
... biofilm Amounts of added inhibitors were DCMU (an inhibitor of photosynthesis of phytoplankton) mg, ATU (an inhibitor of respiration of nitrifying bacteria) mg, and nystatin (an inhibitor of ... Observation of aquatic biota Investigation of the biota was performed at each point of the both channels in October 2000 Preprocessing of each sample was performed by extracting a 20 cm section of bricks ... and VSS of the suspended sample were also measured Measurement of oxygen production/uptake rate of biofilm An appropriate amount (that will make the VSS after measurement 35 ± 10 mg) of the suspended...
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INFLUENCE OF PHOSPHORUS RUNOFF FROM AGRICULTURAL AREAS ON ENCLOSED SEA DOWNSTREAM
Ngày tải lên :
05/09/2013, 09:08
... runoff characteristics of PP were of the washout type The loading of PP from agricultural Table Values of the constants n and c and the correlation coefficient(R )of the regression n model of ... Figure Relationships between the amounts of the desorption of PO -P from g of soil of the agricultural area mixed with L of artificial seawater and the salinity of the seawater at pH 6,7 and 3- changed ... characteristics of the runoff of phosphorus from agricultural areas and the impact of phosphorus discharge on the lake or bay downstream The results of this study were the following: The TP concentrations of...
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Characterization of the Carbon Stable Isotope Ratio and Fatty Acid Structure of Zostera japonica in Coastal Areas
Ngày tải lên :
05/09/2013, 10:17
... from that of the roots and rhizomes For example, the δ13C of HCO3- is higher than δ13C of CO2 in sea water Characteristics of fatty acid structure in Z japonica We found about 30 kinds of fatty ... characteristics of carbon stable isotope and fatty acid structure of Z japonica Furthermore, we compared the characteristics of carbon stable isotope and fatty acid structure of Z japonica with those of the ... lipid, the content ratios of all the fatty acids, and the ratio of each fatty acid RESULTS AND DISCUSSION Characteristics of carbon stable isotope in Z japonica The mean δ13C of Z japonica was -12.4...
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Investigation of thermal effect on exterior wall surface of building material at urban city area
Ngày tải lên :
05/09/2013, 15:28
... Journal of Energy and Environment (IJEE), Volume 3, Issue 4, 2012, pp.531-540 areas Some of the most important factors which may influence the UHI include canyon geometry, thermal properties of materials, ... surroundings The aim of this study was to investigate the effect of construction materials that contributes to UHI and the thermal behavior of different materials used in surfaces of buildings Infrared ... discussions 3.1 Analysis of existing exterior building based on different materials This part discusses the four locations of the monitored area with different types of exterior wall building...
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Assessment potential wind energy in the north area of Iraq
Ngày tải lên :
05/09/2013, 16:10
... this paper takes northern area of Iraq to study possibility of install this farms And also further knowledge about wind resource of this area, by correlating the result of qualitative studies with ... International Journal of Energy and Environment (IJEE), Volume 4, Issue 5, 2013, pp.807-814 Histogram of Tikrit Histogram of 813 Biji 35 33 30 30 97% 27 97% 100% 100% 87% 25 24 No of obs No of obs 100% ... International Journal of Energy and Environment (IJEE), Volume 4, Issue 5, 2013, pp.807-814 Em = 0.2965ρu 3t 809 (6) Site measurements and data preparation The northern area of Iraq (the area selected...
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An overview of global solar radiation measurements in Ghardaïa area, south Algeria
Ngày tải lên :
05/09/2013, 16:11
... site, characterized by an exceptional sunshine, most often, it has a very important rate of insolation (75% on average) and the mean annual of global solar radiation measured on horizontal plane ... comparing them with corresponding data of the 22-year average of NASA's surface meteorology and solar energy-model (SSE model) Experimental setup The site of the measurement station was located ... were high during the period of 26 March to 27 September Monthly average daily and peak daily global solar radiations for the year of 2005 are given in Figure The month of June appears to have the...
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Spatial moment analysis of colloid facilitated radionuclide transport in a coupled fracture-matrix system
Ngày tải lên :
05/09/2013, 17:03
... mass of the fluid in the high permeability fracture The first spatial moment (M1) describes the displacement of the centre of the mass and the second spatial moment (M2) describes the spread of ... Temporal distribution of velovity of Figure Temporal distribution of dispersion of radionuclides facilitated by movement of colloids radionuclides facilitated by movement of colloids in in a coupled ... (M2) describes the spread of the deviation from the centre of mass The expressions for evaluation of zeroth moment, first moment and second moment is given below L M n = ∫ x n c( x, t )dx (38) X...
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Experimental study of passive cooling of building facade using phase change materials to increase thermal comfort in buildings in hot humid areas
Ngày tải lên :
05/09/2013, 17:03
... inclusion of PCMs depend on the melting temperature of the PCM, the type of PCM, the percentage of PCM used inside the conventional material, the climate, design and orientation of construction of the ... Professor at the Department of Architecture, Thiagarajar college of Engineering, Madurai, Tamilnadu, India Her field of research is Thermal Performance Evaluation of residential buildings of ... inches of annual precipitation” and either has 3,000 or more hours of 67˚F temperature or 1,500 or more hours of 73 ˚F temperature during the warmest six months of the year In this type of climate,...
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Areas of Metaphor
Ngày tải lên :
25/10/2013, 19:20
... lot of turbulence The following sentences are taken from newspapers Complete them with these expressions: a plunging c climb out of e free-fall b a lot of turbulence d soft landing f taken off ... the end of the of a plant Children love to build houses in the of trees If you want your flowers to grow you must first get rid of the Potatoes, barley, wheat, and corn are all types of You use ... a taxi to the station We're of time Are you well-organised or you waste a lot of time? 1: Literal meanings In business many words are used which come from the area of fighting and war Use the...
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World Population and Area of the Countries
Ngày tải lên :
08/11/2013, 16:11
... USA FRA GBR FRA Nuku'alofa Port -of- Spain Tūnis Ankara Ashgabad Cockburn Town Vaiaku Kampala Kyyiv Abū Zaby 221 222 223 224 225 226 227 228 229 230 231 232 233 United States of America Uruguay Uzbekistan ... 2,150 1,850 80,000 4,546,100 135 Mayotte MYT 136 Mexico MEX Micronesia, Federated 137 FSM States of 138 Moldova MDA 139 Monaco MCO 140 Mongolia MNG 141 Montserrat MSR 142 Morocco MAR 143 Mozambique ... Yaren Kāthmāndau Amsterdam / 's-Gravenhage Willemstad Nouméa Wellington Managua Niamey Abuja Alofi Kingston Garapan Oslo GBR NLD FRA NZL AUS USA 159 160 161 162 163 164 165 166 167 168 169 170...
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Tài liệu Areas of cooperation doc
Ngày tải lên :
09/12/2013, 21:15
... acceptance and recognition of the developed CC scenarios 2 Assessment of CC Impacts 1) Assessment of CC Impacts • Impacts of CC on Natural Resources: Water sources; Effects of SLR; Land use; Environment; ... Portfolio of Priority Activities/Projects to be Implemented • Development of Criteria for selection of priority • Development of Project Scope • Project Identification 2) Cost/Benefit Analysis of Adaptation ... and Adapt to CC 2) National Workshop Identification of National Targets for CC Adaptation 1) Development of Targets • Targets for Improvement of State Administration Instruments, Administrative...
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iec 60079-10 electrical apparatus for explosive gas atmospheres - classification of hazardous areas
Ngày tải lên :
25/12/2013, 10:41
... combination of one opening type C adjacent to a hazardous area and one opening type B in series Table A.1 – Effect of openings on grade of release Zone upstream of opening Grade of release of openings ... pressure and the geometry of the source of release The size of a cloud of flammable gas or vapour is determined by the rate of flammable vapour release and the rate of dispersion Gas and vapour ... possible sources of release Openings between areas should be considered as possible sources of release The grade of release will depend upon − the zone type of the adjoining area; − the frequency...
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