8 compiling and tuning to improve performance
Real situation and Logistics applicability in freight forwarding of Haiphong Port – Recommendations to improve performance.doc
Ngày tải lên :
27/10/2012, 16:51
... focus on customers and meet the demand of customers Effective marketing strategies help managers to have good customer services, deliver right products to right places and right customers Distribution: ... having depth alongside from -8. 5m to -8. 7m with total area of 36550 m2 The warehouses are divided into specialized areas, which are suitable for storage, handling, and transportation of each kind ... handling, forwarding and logistics Ship towage and assistance International container transshipment Forwarding and transporting agent Transporting containers from Haiphong to Laocai and...
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Wind Farm Impact in Power System and Alternatives to Improve the Integration Part 8 pot
Ngày tải lên :
20/06/2014, 05:20
... generator stator voltage U s to its rated value in the stator voltage reference frame The advantage of controlling the generator stator voltage U s to its rated value is that the generator and ... system is essentially a wound rotor induction generator with slip rings, with the stator directly connected to the grid and with the rotor interfaced through a back -to- back partialscale power converter ... Conference, pp 182 4- 182 9, 20 08 Kamal, E.; Koutb, M.; Sobaih, A A & Kaddah, S (20 08) Maximum power control of hybrid wind-diesel-storage system Advances in Fuzzy Systems ,vol 8, 20 08, pp.1-9 Kamal,...
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Wind Farm Impact in Power System and Alternatives to Improve the Integration Part 8 doc
Ngày tải lên :
20/06/2014, 05:20
... ≤ 25 A1 381 .89 241.133 -13. 38 672.75 -27.93 A2 -22.464 3 38. 249 688 .25 563.45 1045.5 V0 9.3116 19.4191 9.2317 18. 227 9.6543 ω -1 .85 2 -2.136 1.6999 1. 484 1 .86 1 Ps(V) = 80 0 kW Aerogenerators ≤ V ... AE-52 and AE-61) and it blows sufficiently to obtain the full efficiency during % (respectively 2%, 9% and 1.5%) of the annual time The remaining time of value 72 % (respectively 88 %, 83 % and 89 %), ... AE-52 and AE-61 and about 80 % for the AE-32 137 Wind Energy Assessment of the Sidi Daoud Wind Farm - Tunisia Aerogenerator AE-52 AE-61 4 Meteorological 79.01 78. 24 90. 18 90.76 91 .86 90 .86 Weibull...
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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
Ngày tải lên :
26/11/2013, 20:44
... Broadcast Trạng thái Latency 88 ms Pass 85 ms Pass Jitter current ms Pass 1ms Pass Jitter max ms Pass ms Pass V-MOS 4.45 Pass 4.5 Pass Video Rate 4.156 Mbps Pass 8. 835 Mbps Pass Packet lost 0% ... 105 ms Fail 4.45 Pass 4.5 Pass 3.702 8. 463 Video Rate Mbps Pass Mbps Pass Packet lost 0% Pass 0% Pass Kênh Trạng Broadcast Trạng SD thái HD thái 14 ms Pass 88 ms Pass current ms Pass ms Pass Jitter ... 4.5 Pass Latency Jitter V-MOS 3.291 8. 877 Video Rate Mbps Pass Mbps Pass Packet lost 0% Pass 0% Pass Đánh giá hoạt động mô hình: Là giải pháp kết nối hoàn to n cáp quang từ nhà cung cấp dịch...
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Tài liệu How To Use Volume And Technicals To Improve Reliability And Profitability Of Breakouts pdf
Ngày tải lên :
21/01/2014, 13:20
... trading range began When a stock breaks out in price and also in its Relative Strength vs other stocks, it is much more likely to be a true market leader and is more likely to follow through (See ... trades So before you get too excited about a four-week-plus flag or cup -and- handle breakout in a strong RS and EPS stock in a leading group, check these five features and be sure you have at least ... volume on the day of the breakout to show significant demand is coming in Demand volume at least 20% above the 50-day MA of volume on your breakouts and your odds will improve Strong volume can also...
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Tài liệu Determinants of Productivity for Military Personnel - A Review of Findings on the Contribution of Experience, Training, and Aptitude to Military Performance pdf
Ngày tải lên :
17/02/2014, 22:20
... Previous Month’s Satisfactory Excellent Flying Hours Landing Landing 83 20 83 21 10 84 22 15 85 23 20 86 24 25 86 25 30 87 26 35 87 27 40 88 28 45 88 30 SOURCE: Hammon and Horowitz (1990) Similar ... contribute to improved performance - 18 Table 3.1 Career Training and F-14 Landing Performance (predicted probability) Career Flying Satisfactory Excellent Hours Landing Landing 500 79 1,000 81 23 ... 81 23 1,500 83 25 2,000 85 26 2,500 87 27 3,000 88 28 3,500 90 29 4,000 91 31 4,500 93 32 SOURCE: Hammon and Horowitz (1990) Table 3.2 Training in Previous Month and F-14 Landing Performance...
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Collaboration and Action to Improve Child Health Systems: A Toolkit for State Leaders docx
Ngày tải lên :
14/03/2014, 09:20
... space to draw your State’s child health system as you see it and compare to the master diagram and to what others see Page 28 Collaboration and Action to Improve Child Health Systems: Toolkit ... Medicaid, Title V, and mental health agencies work together to assure that mental and behavioral health risks and Collaboration and Action to Improve Child Health Systems: Toolkit for State Leaders ... Linkages to Title V and other agencies • Data collection and reporting SSA § 1902(a)(43) Collaboration and Action to Improve Child Health Systems: Toolkit for State Leaders This toolkit is designed to...
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blood lactate and training to improve threshold
Ngày tải lên :
21/03/2014, 21:57
... aerobic enzymes and mitochondria to begin with Hence, in order to improve VO2 Max, it is necessary to both stress the heart to improve stroke volume and also the Type I muscle fibers to get the necessary ... have to beat as often at rest.Well, another adaptation to endurance exercise is an increase in aerobic enzymes in the muscles and an increase in mitochondria density and number This serves to increase ... system to work more efficiently In order to improve your oxygen delivery system adequately enough to get these benefits it's necessary to perform anaerobic conditioning which, contrary to popular...
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blood lactate and training to improve threshold
Ngày tải lên :
02/04/2014, 18:00
... aerobic enzymes and mitochondria to begin with Hence, in order to improve VO2 Max, it is necessary to both stress the heart to improve stroke volume and also the Type I muscle fibers to get the necessary ... have to beat as often at rest.Well, another adaptation to endurance exercise is an increase in aerobic enzymes in the muscles and an increase in mitochondria density and number This serves to increase ... system to work more efficiently In order to improve your oxygen delivery system adequately enough to get these benefits it's necessary to perform anaerobic conditioning which, contrary to popular...
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Work placement report: Recruitment in Thang Long postal insurance company and recommendations to improve the quality of recruitment
Ngày tải lên :
28/05/2014, 10:14
... situation of recruitment and gives recommendation to improve the effectiveness of recruitment PART I: A PRESENTATION OF THE COMPANY AN OVERVEW OF THE POS AND TELECOMMUNICATION JOINT STOCK INSURANCE CORPORATION ... CORPORATION Full Name: Pos and Telecommunication Joint Stock Insurance Corporation Head office: 8th floor, No 4A Lang Ha, Ba Dinh District, Ha Noi City Phone: (84 -4) 37724466 Fax: (84 -4) 37724460/37724461 ... about 60 days •Send to director their report after training EVALUATING SITUATION OF RECRUITMENT AT PTI THANG LONG ACHIEVEMENTS IN RECRUITMENT LIMITATIONS AND MY RECOMMENDATI ON TO IMPROVE THE QUALITY...
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Wind Farm Impact in Power System and Alternatives to Improve the Integration Part 1 ppt
Ngày tải lên :
20/06/2014, 05:20
... Thiringer, 20 08) and it is well known that reactive power capability of DFIG is limited by: • stator current (heating of stator coils), • rotor current (heating of rotor coils), and • rotor voltage ... optimization models invented by Holland (1975) (Holland, 1975) and firstly implemented by Goldberg (1 989 ) and Hopgood (2001) (Goldberg, 1 981 ) to solve both constrained and unconstrained optimization ... in order to increase wind energy penetration and to improve the reliability and security of the network (Tsili & Papathanassiou, 2009) The most important aspects are related to active and reactive...
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Wind Farm Impact in Power System and Alternatives to Improve the Integration Part 2 potx
Ngày tải lên :
20/06/2014, 05:20
... requirements and regulation Renewable and Sustainability energy reviews, Vol 11, No 8, (Oct 2007), pp 185 8- 187 2, ISSN 1364-0321 20 Wind Farm – Impact in Power System and Alternatives to Improve the ... Journal of Power and Energy Systems, Vol 28 , No 3, (20 08) , pp 289 –297, ISSN 10 78- 3466 Vijayan, P., Sarkar, S & Ajjarapu, V (2009) A novel voltage stability assessment tool to incorporate wind ... result with tan(φ), expanding cos (θ+δ) & sin (θ+δ) terms, and rearranging) to be a circle with its equation is: 28 Wind Farm – Impact in Power System and Alternatives to Improve the Integration...
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Wind Farm Impact in Power System and Alternatives to Improve the Integration Part 3 pot
Ngày tải lên :
20/06/2014, 05:20
... curve provided by the IEC 86 8: Flickermeter – Functional and 48 Wind Farm – Impact in Power System and Alternatives to Improve the Integration design specifications, of 1 986 (fig 4) Based on this ... (percentile 95) and +10%/-15% to all the periods of 10 Fig Allowable limit of flicker according to IEC 86 8 In Spain the UNE-EN 6 086 8 was adopted in October 1995 [14] The values and graphics supplied ... usual to install capacitor banks that, automatically adjust the power factor at the turbine output to values close to one When changes in power are important, the control system of the capacitor...
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Wind Farm Impact in Power System and Alternatives to Improve the Integration Part 4 potx
Ngày tải lên :
20/06/2014, 05:20
... characteristics like: semiconductor layers, conductors made up with crown of strands or the fill between conductors Due to the impossibility to fill in directly the data of the cable to the PSCAD software, ... and Alternatives to Improve the Integration ρc = RDC ⋅ Ac = 1 .81 2 ⋅ 10 8 l (3) Where: ρc is the resistivity, l is the length of the cable and Ac is the effective cross section of the conductor ... the conductor d.c at 20°C Resistivity of the conductor a.c Resistivity of the shield d.c at 20°C Rated capacitance of the cable Inductance of the cable Value 87 / 150kV 1 088 A 1.200mm² 97 .83 9996mm...
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Wind Farm Impact in Power System and Alternatives to Improve the Integration Part 5 pptx
Ngày tải lên :
20/06/2014, 05:20
... network North 89 .33 Lake 40.27 41.79 74.00 40+j5 45+j15 90 .82 131.12 19.39 17.51 16 .82 2 .87 24.11 19.35 4.69 27.25 Main 6.60 0.52 6. 58 2 .87 0.35 Wind 0 .83 86 .85 72.91 24.47 6. 58 27.72 2 .87 2.52 1.72 ... sum of the stator and rotor reactances, Xc is the reactance of the capacitor bank, Xm is the magnetizing reactance, and R is the sum of the stator an rotor resistances Both active and reactive ... 9 78- 0-47 085 271-2, Chichester, UK Ackerman T (Ed.) (2005) Wind Power in Power Systems, John Wiley and Sons, 0-470 -85 5 088 , Chicester, UK Anderson, P M & Fouad, A A (1994) Power System Stability and...
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Wind Farm Impact in Power System and Alternatives to Improve the Integration Part 6 docx
Ngày tải lên :
20/06/2014, 05:20
... storage capacity in order to better adapt to wind availability It seeks to determine the maximum and minimum storage basins at specific times The horizon of anticipation to be considered has to ... feasible solutions and objective function value With : • ⎧b1 = 85 + δ ≥ α ⎨ ⎩b1 = 85 + δ ≤ β ↔ δ ≥ α − 85 ↔ δ ≤ β − 85 → α − 85 ≤ δ ≤ β − 85 The optimal solution is feasible and the value of the ... define, based on production offers and demand loads, the best compromise towards the power demand and the amount of energy to be delivered This is to minimize the total operating costs while ensuring...
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Wind Farm Impact in Power System and Alternatives to Improve the Integration Part 7 pot
Ngày tải lên :
20/06/2014, 05:20
... objective of Fault Tolerant Control (FTC) is to maintain current performances close to desirable performances and preserve stability conditions in the presence of component and/ or instrument faults ... optimisation problem and is seem to be adapted to such problem complexity being highly flexible and fast Concerning the real time reactive management, its main role is to manage variation and intermittency ... 26.51 €/MWh to 76.51 €/MWh) • At 10 a.m, the wind production increases from 9.26 MW to 11.26 MW At p.m, to response to the network need to reduce injected power, the W+S system • has to decrease...
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Wind Farm Impact in Power System and Alternatives to Improve the Integration Part 9 potx
Ngày tải lên :
20/06/2014, 05:20
... auxiliary control 48. 28 -5 15.1 (b) Droop control on WF level 48. 58 -5 (c) Droop control on WT level 48. 69 -5 (d) Combined control 48. 69 -3 .8 (e) Inertia control 48. 50 -3 .8 Table Results for ... because they are able to handle noisy, incomplete data and non-linear problems to perform predictions and classifications Alexiadis et al (19 98) ; Kandil et al (2006); Zhang et al (19 98) Hippert et Short-Term ... to 2 .8 Hz/sec (in absolute value) in cases (a) and (b), although in the last case the minimum frequency does not drop below 48. 5 Hz Inertia control manages to reduce the rate to less than 1.8...
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Wind Farm Impact in Power System and Alternatives to Improve the Integration Part 10 pot
Ngày tải lên :
20/06/2014, 05:20
... response compared to Static Var compensator (a passive thyristor switched reactor/capacitor) 234 Wind Farm – Impact in Power System and Alternatives to Improve the Integration 85 80 Rotor angle (Deg) ... 41 .84 14.20 5.00 1. 58 0.00 0.00 0.00 546. 48 540.93 525 .81 540.90 519. 68 5 18. 67 534. 78 - 3.00 3.00 3.00 3.00 3.00 3.00 - 0.43 2.11 0.01 2.95 3.32 2 .86 - 3.00 5.00 3.42 3.52 3.59 3. 48 - 0.00 0.00 0.00 ... rotor terminal voltages ψs, ψr- stator and rotor flux linkages,Lm-mutual inductance (in per unit it is equal to Xm) rs, rr- Stator and Rotor resistances ωr, ω- rotor angular speed, synchronous speed...
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Wind Farm Impact in Power System and Alternatives to Improve the Integration Part 11 pptx
Ngày tải lên :
20/06/2014, 05:20
... DFIG 1.26 1.24 1.22 Rotor Speed (p.u.) 1.20 1. 18 SVC 1.16 STATCOM 1.14 1.12 1.10 1. 08 200 400 600 80 0 1000 1200 Time(Sec) Fig 24 Rotor Speed Response of induction Generator with SVC/STATCOM There ... rotor speed response of induction generator with TCSC/UPFC is shown in Fig 25 242 Wind Farm – Impact in Power System and Alternatives to Improve the Integration It can be noticed that the rotor ... UPFC damps both rotor angle oscillations of synchronous generators and rotor speed oscillations of induction generator very effectively when compared with TCSC This is due to the reactive support...
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