... khoảng cách bấm nút tăng giảm từ từ cho đến vừa ý, có thể chọn một nhóm chữ để áp dụng hiệu ứng riêng Sau chỉnh sửa xong phần văn bản, nhấp OK để xem kết sang bước Bước 2: Trang trí ... nhấp vào nút để hiện hộp thoại Bevel options -> chọn hiệu ứng cần dùng danh sách, hiệu ứng thể hiện trực tiếp văn Ngoài ra, có thể chọn thêm Miter: rìa chữ sắc nét, Round: làm tròn ... thích kiểu có sẵn có thể tự tạo animation cách click vào để hiện hộp thoại với tuỳ chọn: - Frames per cycle: tổng số khung hình chuyển động - Frames per second: số khung hình/giây - Pause:...
... thêm màu mè tuỳ theo ý bạn Mục thứ hai Sound Hầu hết game có hiệu ứng âm nhạc bạn tìm thấy hiệu ứng hữu ích trang Game Maker trang web khác Để thêm nguồn âm cho trò chơi, bạn dùng chức Add Sound ... dụng phím space (phím cách) Để tải sprite, bạn nhấn vào nút Load Sprite Sau đó, bạn thấy hộp thoại dẫn nguồn sprite để bạn chọn lựa Game Maker tải nhiều loại file đồ hoạ khác Khi tải file gif động, ... hoạ khác Khi tải file gif động, hình ảnh đơn khác tạo thành sprite Khi sprite tải hình ảnh đơn xuất bên phải Tại hộp có tên Transparent, có đánh dấu có nghĩa (background) sprite "trong suốt" hầu...
... chu kỳ, cha có triệu chứng tăng huyết áp nhiều cha có phì đại thất trái Chúng thấy với đờng kính lỗ thông ĐTM từ 0,6-0,8 mm vừa đủ lu lợng, nh biến chứng phù phổi cấp xảy Nếu có điều kiện kinh ... Periodic extracorporeal hemodialysis apparatus with Arterio-veno connecting suture, found that: cardiohypertrophy, left ventricular was distinctly hypertrophic after 3-6 months The rate of patients ... Creatinine and potassim were significantly decreased with rapidity These was the complications that need the considerations of clinicians and therapists have cared during the treatment process 74 ...
... Reliability Test System Two areas (230kV & 138kV) • 21 branches • 10 generators (implicit GSU transformers) • 20 loads • two-winding transformers with OLTC • fixed shunts eBook for You • LOAD ... A? • Transformer overloads • Low voltages • Swing machine’s reactive power limit exceeded eBook for You • LOAD FLOW ANALYSIS Eliminating the overloads All the transforms originally had a rating ... 100MVA • It was necessary to modify the transformers’ ratings as shown below • Note that the resistance/reactance values not need to be modified since these parameters were input with respect to the...
... and adjust field current as the generator output varies within its continuous capability Respond to transient disturbances in order to prevent damage of the generator such as: Rotor insulation ... P Power system considerations: t id ti Contribute to effective control of system voltage Improve system stability with fast response eBook for You Generator considerations: TYPES OF EXCITERS ... systems Excitation power is supplied through transformers or auxiliary generator windings and rectifiers eBook for You Utilize a direct current generator with a commutator as the source of excitation...
... voltage EFD over its whole operating range Provided by generator manufacturers along with open circuit saturation curves eBook for You Generator reactance and saturation data 43 OVERVIEW OF ... corresponding to rated main generator operating point Voltage regulator setpoint is raised suddenly by a large amount to drive the exciter to its ceiling as rapidly as possible Check the rated EFD, ... PROCEDURE Parameter Range Checking Data checking mode Parameters are checked against typical ranges g yp g of values Certain relational checks between parameters Suspect parameters are tabulated...
... Turbine Models Represents a straightforward hydro electric plant governor with a simple hydraulic representation of the penstock with unrestricted head race and tail race and no surge tank p The ... of water Extract f th ki ti f t Require large water flows to produce significant amount of power Rotation speed is lower than with impulse turbines Represented by radial-flow Francis turbines, ... for You Reaction turbines 12 TYPES OF GOVERNORS Hydraulic Turbine eBook for You Francis turbine (up to 360m) 13 TYPES OF GOVERNORS Hydraulic Turbine eBook for You Kaplan turbine (up to...
... DYNAMIC FILE Generator Models GENROU: Round rotor generator model GENSAL: Salient pole generator model eBook for You GENCLS: Classical generator model 11 DYNAMIC FILE Classical Generator Model ... FILE Dynamics Model Raw Data File y Contents Assigns storage locations for each model Places the constant parameters associated with p each model in the CON and/or ICON arrays Builds the model ... salient pole generators at the subtransient level 17 DYNAMIC FILE CONs to be inserted by user eBook for You Salient Pole Generator Model (GENSAL) 18 DYNAMIC FILE Salient Pole Generator Model (GENSAL)...
... Use of Lowest-cost Generating Units) Lowest cost Focus on Generation-Not on Transmission Disadvantages Increased Vulnerability y Inter-Area Oscillations System Disintegration/Widespread Blackouts ... Indices (Transfer Function Residues) 10 APPLICATION OF THE APPROACH Steady‐state Load Flow Operating Scenarios •Peak Load/Maximum Generation Peak Load/Maximum Generation •Minimum Load/Minimum Generation ... Frequency Range (0.1 to 0.8Hz) Large Number of Generators Generators in one Area swing against Other Areas Weak Inter‐Area Tie Lines k Low Frequency/Weak Damping Local Modes Frequency Range (0.8 to 3Hz)...
... (successful and unsuccessful auto-reclose) eBook for You O MON (4750) SCENARIO 5: TRIPPING OF LARGEST GENERATOR IN SOUTH eBook for You 22 23 SCENARIO Slider Diagram eBook for You PHU MY S4 24 SCENARIO ... trip of the generator after 100 ms Single-Line-to-Ground fault PMY_1_S4 (52040) g ( ) following by a trip of the generator after 100 ms (successful and unsuccessful auto-reclose) eBook for ... unsuccessful auto-reclose) eBook for You NMDHTRHC21(50902) SCENARIO 7: FAULTS DAK NONG 220 KV eBook for You 30 31 SCENARIO eBook for You Slider Diagram 32 SCENARIO Load Flow Turn on all generators at...
... will be the swing generator eBook for You • SAVED CASE BUILD-UP GSU Transformer We will not model the generator step-up transformers explicitly • Enter RTran = 015pu and Xtran = 125pu for all machines ... and the frequency as 60Hz • We will input the transformer ratings in MVA units • For non-transformer branches the current will be expressed as non transformer MVA • The heading lines are just to ... transformer impedance in pu on Mbase • Leave Gentap = 1, which is the transformer off-nominal turns ratio in pu on the system base • PSS®E assumes the GSU transformer has a delta-wye configuration...
... BUILDING A DYNAMICS DATA FILE Generator Data Machine eBook for You • BUILDING A DYNAMICS DATA FILE Generator Data Machine eBook for You • BUILDING A DYNAMICS DATA FILE Generator Data Machine (Note that ... DYNAMICS DATA FILE Generator Data Machine eBook for You • 11 BUILDING A DYNAMICS DATA FILE Generator Data Machine eBook for You • 12 BUILDING A DYNAMICS DATA FILE Generator Data Machine 10 eBook ... verify the model parameters eBook for You • 19 DYNAMICS DATA VERIFICATION Dynamics Data File Verification The models highlighted in yellow have parameters that are outside the ranges defined in...
... ANALYSIS PV Analysis Results Build a case with the lowest maximum transfer between the two areas using “Implement PV transfer Implement transfer” • Convert the case and prepare for dynamic simulation ... until t = seconds Trip largest generation Run until t = 20 seconds eBook for You Disable all voltage relays (loads and generators) t ) Prepare for transient simulation and choose the following ... Initialize • Run for second • Apply a bus fault on one side of the selected transformer • Clear after cycles by tripping the transformer • Run for 10 seconds eBook for You • IEEE 24 – QV ANALYSIS eBook...
... You Python arithmetic operators 33 CONTROL FLOW TOOLS Operators eBook for You Python arithmetic operators 34 CONTROL FLOW TOOLS Operators Python comparison operators eBook for You a=10 and ... FLOW TOOLS Operators Python logical operators eBook for You a=True and b=True 38 CONTROL FLOW TOOLS Operators Python identity operators eBook for You Python membership operators 39 CONTROL ... numbers or strings Values can be an arbitrary values Di ti Dictionaries are enclosed by curly braces i l db l b “{ }” and values can be accessed using brackets “[ ] [ ]” Dictionaries have no...
... load, branch quantities such as: 39 DYNAMIC SIMULATION Output Channel API Machine Quantities Branch Quantities (branch two-winding (branch, two winding transformers, three-winding transformer) ... program operation manual IPLAN programs: Simple programming language designed for p p g g g g g PSS®E Created in a text editor and compiled Limited capabilities compared to modern programming ... FLOW OPERATION SAVE eBook for You Use this API to save a Saved Case (.sav) 19 POWER FLOW OPERATION FNSL eBook for You Use this API to apply Newton-Raphson calculation 20 POWER FLOW OPERATION...