... preliminary inquiry into the workings of a US-Japanese orientalizing discourse in the writing of Philippine and Southeast Asian history Specifically, the second part of the thesis asks: Given the ... occupation in the Philippines, and the war against the United States and its allies During the latter period, more Japanese writings than ever about the Philippines were produced, ranging from ... text treating the prewar period was to include an analysis of Japanese politics in terms of power groups within Japanese society during the 1920’s and 1930’s My principal change in interpretation...
Ngày tải lên: 10/09/2015, 09:11
... demand land for garden plots The protesters had specific land in mind The land lay at the eastern edge of the city, bordering the Saltivka housing development to the west and the fields of one of the ... development walked their dogs in the fields, trampling down seedlings and ruining crops In the face of rising conflict between residents of the housing development and members of Ukrainka, the district ... conversations with them in 1991, and their subsequent willingness to share their space and their lives with me during the following, difficult year, started me down this path, and I thank them for it...
Ngày tải lên: 04/06/2014, 17:42
Warehouse management A complete guide to improving efficiency and minimizing costs in the modern warehouse (second edition)
... we have retained the core concept of discussing each warehouse process in turn together with putting the role of the warehouse into context within the overall supply chain However, in this edition ... availability and management; ●● health and safety; and ●● effects on the environment Chapters and of the book discuss the roles of the warehouse and warehouse manager in today’s supply chain Within these ... we also examine one of the main challenges for warehouse managers – attracting and retaining quality staff Chapters to analyse the individual processes within the warehouse, outlining areas where...
Ngày tải lên: 20/04/2016, 17:25
Tài liệu Power, Politics and Identity in South African media docx
... agency (Tin 2001) In the coming decades the youth grew increasingly powerful and played a major role in the liberation struggle The influence of the conflict between state and the youth in South ... 29 POWER, POLITICS AND IDENTITY IN SOUTH AFRICAN MEDIA the children themselves in response to the different terrains and adversaries they encountered’ (Tin 2001: 132) These include fighting inside ... areas, including the homelands The schools remained empty for the rest of the year and even, in some areas, into the year that followed (Ndlovu 2006: 350) Contesting the township border Nor was the...
Ngày tải lên: 15/02/2014, 08:20
Tài liệu Afghanistan - State and Society, Great Power Politics, and the Way Ahead docx
... the strategic level is something we have seen since the end of the cold war The increased number of military interventions and the belief in the effectiveness and surgical nature of military power ... clear that they are not fighting the same war and that they not even agree whether it is in fact a war that they are fighting or not These differences are also found within governments The ministry ... for these benefits, maliks are expected to assist the administration Duties entail safeguarding the main road and helping the administration maintain state interests In practice, this sort of indirect...
Ngày tải lên: 18/02/2014, 01:20
Reactionary Philosophy and Ambiguous Aesthetics in the Revolutionary Politics of Herbert Marcuse—A Review Essay pptx
... aesthetic principles or judgments, and between the latter and his politics The missing link: Marcuse and U.S culture The most glaring omission in Reitz’s presentation is an analysis of the links ... the quietism implicit in his underlying ontology and the vacillation inherent in his dualism The second omission is even more glaring: an uncritical attitude toward the student radicals and the ... of the sixties on the basis of the latter’s primitivist, escapist, instinctualist tendencies? Do the two then diverge because the latter was putting into practice what the former could only theorize?...
Ngày tải lên: 30/03/2014, 16:20
Wind Farm Impact in Power System and Alternatives to Improve the Integration Part 1 ppt
... commercial wind turbine configurations Chapter contains the results of research activities in line to reduce both: the uncertainties in power forecasting and the lack in power quality for wind farms ... conventional thermal, hydro, and nuclear generation and wind power, such as different generation systems and the difficulty in controlling the primary movement of a wind turbine, due to the wind and its ... problems of the wind farm integration are presented Finally, the third part (Chapters 11 to 14) covers issues of modeling and simulation of wind power system In Chapter 1, wind farms impacts on power...
Ngày tải lên: 20/06/2014, 05:20
Wind Farm Impact in Power System and Alternatives to Improve the Integration Part 2 potx
... that the voltage solution at the stability limit is determined by the intersection point of the P- locus, the Q locus and the BL In other words, if the intersection point of the P-locus with the ... increase of the power system, maximum loadability in the point of voltage collapse and increase in voltage stability margin define as the distance between the operational point and the point of voltage ... a line and extending it until it intersects the IG circle in Pm The most important thing to note is that the stability 32 Wind Farm – Impact in Power System and Alternatives to Improve the Integration...
Ngày tải lên: 20/06/2014, 05:20
Wind Farm Impact in Power System and Alternatives to Improve the Integration Part 3 pot
... is the rated power of the wind turbine and Sk,fic is the short circuit power of the fictitious grid Continuing with the standard, for the test of the turbine, the temporal series of voltage and ... to be taken into account are the turbine maximum power generation and minimum power consumption (by other of users), and minimum wind power and maximum power consumed The limit of the permissible ... is the most appropriate value to wind farms since, in principle, the disturbance of each turbine is independent of the others This means that, in the usual case all the turbines are identical and...
Ngày tải lên: 20/06/2014, 05:20
Wind Farm Impact in Power System and Alternatives to Improve the Integration Part 4 potx
... of the harmonic voltage source inside the inter turbine grid For the 25th wind turbine (black) and for the 30th wind turbine (red): (a) more detail in the main resonance and (b) more detail in ... output of the 25th wind turbine and at the output of the 30th wind turbine 84 Wind Farm – Impact in Power System and Alternatives to Improve the Integration To quantify the variation of the frequency ... illustrated in Fig These input harmonics in a simplified way can represent the effect of the harmonics generated by the wind turbines, when they are generating energy from the wind Measuring the current...
Ngày tải lên: 20/06/2014, 05:20
Wind Farm Impact in Power System and Alternatives to Improve the Integration Part 5 pptx
... i.e 100 ± 6% in the UK in both cases, minimum and maximum wind power injections At minimum wind power the largest power flow takes place in the transmission line connecting the two generator buses: ... power to wind-main The new transmission line Main-Wind will reverse the active power flowing from Main towards Wind originally at 6.60 MW to a new flow towards Main at 10 72 MW Whereas the transmission ... nature • The wind power is an intermittent source The variability of wind energy is due to the intermittent nature of wind and the process of converting wind energy into electrical energy The wind...
Ngày tải lên: 20/06/2014, 05:20
Wind Farm Impact in Power System and Alternatives to Improve the Integration Part 6 docx
... (19) init Sinf (t = 0) = Sinf (20) fin Sinf (t = T ) = Sinf • (18) (21) The temporal evolution of the state of available storage is calculated by examining the input and output powers of the basins: ... forming a feasible region: the region obtained by examining the highlight points in order to find a solution that minimizes the objective function Solving Algorithm the Mixed Linear Programming ... upper/lower storage basins init init Ssup , Sinf Final state of of upper/lower storage basins at the end of optimization period finit fin Ssup , Sinf 130 Wind Farm – Impact in Power System and Alternatives...
Ngày tải lên: 20/06/2014, 05:20
Wind Farm Impact in Power System and Alternatives to Improve the Integration Part 7 pot
... load, the diesel engine is disconnected from the induction generator The Power Electronic Interface (PEI) connecting the load to the main bus is used to fit the frequency of the power supplying the ... the control system has to maintain the output power value to the nominal value of the generator The torque at the turbine shaft neglecting losses in the drive train is given by (Iyasere et al., ... well as the generated power out of the wind turbine If, however, the rotor speed is adjusted according to the wind speed variation, then the tip-speed ratio can be maintained at an optimal point,...
Ngày tải lên: 20/06/2014, 05:20
Wind Farm Impact in Power System and Alternatives to Improve the Integration Part 8 pot
... by the wind farms on the island In the following, the attention is directed in details towards the performance of two wind turbine technologies during SCENc, this time on a ASIG wind turbine and ... occur in the generator speed and the power of wind turbines in the presence of a turbulent wind The attention is also drawn to the impact of these fluctuations on the power system of Rhodes and ... over-speeding both in normal operations and during grid faults, by limiting the mechanical power extracted from the wind and thus restoring the balance between electrical and mechanical power The efficiency...
Ngày tải lên: 20/06/2014, 05:20
Wind Farm Impact in Power System and Alternatives to Improve the Integration Part 9 potx
... activated in the wind turbines The wind farm with ASIG wind turbines increases its active power output during the first seconds following the frequency drop, contributing to the system inertia On the ... following the frequency event This control, reestablishes in the DFIG wind turbines the intrinsic characteristic of the fixed speed ASIG wind turbines, thus, using the kinetic energy accumulated in the ... frequency control in the wind farms with DFIG wind turbines described in Section IV In SCENb, these two wind farms produce in total 15 MW – 9% of the total demand In the same figure, the results for...
Ngày tải lên: 20/06/2014, 05:20
Wind Farm Impact in Power System and Alternatives to Improve the Integration Part 10 pot
... time-delayed in relation to the fed power This allows the TSO to have the planned power two hours in advance, thus avoiding uncertainty in the planning od the public electricity system Table contains the ... logical conditions, the into band one when the output power is within the offset band, Po (t) ∈ P ± Δ, and the converse out band condition when the output power is outside this offset band Po (t) ∈ ... phase, Eout is the rate in the energy recovery phase ˙ and Eloss is the rate of energy lost in the storage itself The increase in the stored energy is the following when E < Emax : ˙ Ein = ηs [ P...
Ngày tải lên: 20/06/2014, 05:20
Wind Farm Impact in Power System and Alternatives to Improve the Integration Part 11 pptx
... estimate the next ten-minute ahead production level for a hypothetical wind farm and investigate the possibility of pairing wind output with responsive demand to reduce the variability in the net wind ... Wind Farm – Impact in Power System and Alternatives to Improve the Integration This transformation is used in both the fitting and prediction processes The histograms of wind speed signals in ... power variations following the wind speed changes are highly fluctuating from the steady state load flow level to the grid The performance coefficient Cp of the wind turbine is kept as 0.48 in...
Ngày tải lên: 20/06/2014, 05:20
Wind Farm Impact in Power System and Alternatives to Improve the Integration Part 12 potx
... influence the fluctuations in the power of the wind turbines The wind acting on the rotor plane of a wind turbine is very complex and includes both deterministic effects (mean wind, tower shadow) and ... with the grid, i.e which influence the power Therefore only the drive train is considered in the first place because the other parts of the wind turbine structure have less influence on power The ... the blades go into a deeper stall, thus wasting the excess energy in the wind Wind farm modelling The wind farm contains wind turbines of MW each of them The model of wind turbine, presented...
Ngày tải lên: 20/06/2014, 05:20
Wind Farm Impact in Power System and Alternatives to Improve the Integration Part 13 potx
... Vci , Vr and Vco are the rated power output, the cut -in wind speed, the rated wind speed and the cut-out wind speed of the WTG respectively The constants A , B , and C depend on Vci , Vr and Vco ... MW and 1×155 MW generating units were added at Bus 22 and Bus 23 respectively The rating of Line 10 was increased to 1.1 p.u of the original rating The total number of generating units in the ... wind power industry to study the behaviour and influence of big wind turbines (wind farm) in the distribution network The computer simulations prove to be a valuable tool in predicting the system...
Ngày tải lên: 20/06/2014, 05:20
Wind Farm Impact in Power System and Alternatives to Improve the Integration Part 14 pptx
... to the one shown in Figure The curve shows the typical profile of a wind turbine The cut -in speed is the minimum wind speed at which the turbine can start working, the nominal wind speed is the ... the turbine were to convert the wind speed to a suitable magnitude for the power system, i.e the injected power This reflects the process of the wind turbine converting the kinetic energy of the ... by the wind speed for the transitions between the On and Off states, and by the corresponding rates of the MTBF and MTTR in the case of transitions to and from the Failure state, respectively The...
Ngày tải lên: 20/06/2014, 05:20