Ultimate Electrical Transformers for Power Engineering

سرفصل های دوره

Expertise in Power Transformers as one of important electrical machines for electrical engineering - From Zero to Hero!

1 - Transformer Theory

1 - What is transformer

2 - How does transformer work

3 - EBook of the course.html

3 - Electrical-Transformers-E-Book.pdf

4 - Voltage Relations of Transformer

5 - Ideal transformer

6 - Real transformer

7 - Transformer exact equivalent circuit

8 - Transformer approximate equivalent circuit

9 - Phasor diagram of ideal transformer

10 - Phasor diagram of real transformer

11 - Phasor diagram of approximate equivalent circuit

12 - Solved example 1

13 - Solved example 2

14 - Solved example 3

2 - Transformer Performance

15 - Why is transformer powerefficient device

16 - Transformer losses

17 - Eddy current losses

18 - Hysteresis losses

19 - Transformer efficiency

20 - Condition for maximum efficiency

21 - Transformer voltage regulation

22 - Open circuit test on transformer

23 - Short circuit test on transformer

24 - Solved example 1

25 - Solved example 2

3 - Three Phase Transformers

26 - Construction and types

27 - Three phase transformer connections

28 - Per phase model

29 - Per unit system in transformers

30 - Solved example 1

31 - Transformer per unit parameters

32 - Another formula for transformer regulation

33 - Solved example 2 part 1

34 - Solved example 2 part 2

35 - Case study Effect of capacitor banks on transformer performance

36 - Transformer vector group

37 - How to obtain winding connections of any transformer vector group

38 - Phasor and winding diagram of Yy0 and Yy6 connections

39 - Phasor and winding diagram of Yd1 and Dy1 connections

40 - Phasor and winding diagram of Yd11 and Dy11 connections

41 - Phasor and winding diagram of Yd5 and Dy5 connections

4 - Transformer Construction and Manufacturing

42 - Parts of power transformer

43 - Transformer core manufacturing

44 - Core type transformer

45 - Shell type transformer

46 - Stepped core construction

47 - Transformer winding manufacturing

48 - Helical winding

49 - Crossover winding

50 - Disc winding

51 - Sandwich winding

52 - Transformer insulation

53 - Insulation classes

54 - Transformer tank

55 - Transformer Oil

56 - Conservator tank

57 - Breather unit

58 - Buchholz relay

59 - Explosion vent

60 - Terminals and Bushings

61 - Surge arrester

62 - Rod gap

63 - Cooling methods for drytype transformers

64 - Cooling methods for oilimmersed transformers

5 - Factors Affecting Transformer Operation

65 - Temperature rise and thermal rating

66 - Temperature rise calculation

67 - Relation between temperature rise and transformer loading

68 - Example Temperature rise calculation

69 - Harmonics definition and causes

70 - Effect of harmonics on transformer

71 - Harmonics mitigation and Kfactor transformers

72 - Inrush current in transformer

73 - Over fluxing

74 - Effects of transformer saturation on transformer performance

75 - Noise in transformers

76 - Transformer earthing

6 - Power and Distribution Transformers

77 - Transformers Classification

78 - Transformers arrangements in the electric power system

79 - Power transformers

80 - Distribution transformers

81 - Oil Dry and SF6 transformers

82 - Power transformers Vs Distribution Transformers

7 - Current Transformers

83 - What is Current Transformer

84 - Equivalent Circuit Burden of CT

85 - Types of current transformers

86 - Saturation of Current Transformer

87 - Knee Point Voltage of the CT

88 - Example Determining the maximum burden of the CT

89 - Using CT in Electrical Networks General Application Rule

90 - Specifications and Definitions of CT Parameters

91 - Current Transformers Used For Measuring

92 - Current Transformers Used For Protection

93 - Example of Current Transformer Rating Plate

8 - Voltage Transformers

94 - What is Voltage Transformer

95 - General Application Rule of VT

96 - Specifications and Definitions of Voltage Transformer Parameters

97 - Voltage Transformers Used For Measuring

98 - Voltage Transformers Used For Protection

99 - Key Differences between CT VT

9 - Auto Transformers

100 - What is Auto transformer

101 - Power rating advantage of auto transformer

102 - Current and voltage relations in auto transformer

103 - Copper Savings in auto transformer

104 - Advantages of auto transformer

105 - Disadvantages of auto transformer

106 - Applications and use of autotransformers in power system

10 - Operation of Special Types of Transformers

107 - Earthing transformer

108 - Applications of grounding transformer

109 - Phase shifting transformer

110 - Booster transformer

111 - Three winding transformer

112 - Voltage stabilization by tertiary winding

113 - HV testing transformer

114 - HV testing transformer vs Power transformer

11 - Transformer Protection

115 - Why do we need transformer protection

116 - Types of transformer faults

117 - Protection functions in transformer

118 - Corebalance leakage protection

119 - Combined Leakage and phase fault Protection

120 - Differential protection of transformers

121 - CT connections in transformer differential protection

122 - Problems and solutions with transformer differential protection

123 - Percentage Biased Differential relay

124 - Characteristics of biased relay

125 - Example 1 How to calculate CT ratios for differential protection

126 - Example 2 How to set differential relay settings

127 - Harmonic restraint relay

128 - Over fluxing protection VoltHertz relay

129 - Example 3 VF relay setting adjustment

130 - Over current Unrestricted earth fault relay

131 - Restricted earth fault protection

132 - Difference between REF and differential protection

133 - Oil temperature trip relay

134 - Winding temperature trip relay

135 - Pressure relief device PRD

12 - Transformer Testing Tests on transformer insulation

136 - Insulation resistance IR test

137 - Remarks on Megger test

138 - What is Tan Delta test

139 - Delta 4000 working principle

140 - Dielectric loss test procedure

141 - Partial discharge PD test

142 - HiPot test

143 - Induced voltage test

144 - Impulse voltage test

145 - Surge generator for impulse test

13 - Transformer Testing Tests on transformer oil

146 - Transformer oil sampling

147 - Oil breakdown voltage BDV test

148 - Dissolved gas analysis DGA Test

149 - Rogers ratio method of DGA

14 - Transformer Testing Tests for transformer parameters

150 - Transformer turns ratio TTR test

151 - Transformer turns ratio test using TTR testing kit

152 - Winding resistance test

153 - Winding resistance test using winding resistance testing kit

154 - Magnetizing current test

155 - Percentage impedance test

156 - Vector group test

15 - MATLABSimulink Projects on Singlephase transformers

157 - Simulation of 1ph transformers

157 - simulation-of-single-ph-transformer.zip

158 - Open circuit test of 1ph transformer in MATLABSimulink

158 - no-load-test-1-ph-transformer.zip

159 - Short circuit test of 1ph transformer in MATLABSimulink

159 - short-ct-test-1-ph-transformer.zip

160 - Efficiency Losses and Voltage regulation in MATLABSimulink

160 - efficiency-losses-volatge-regulation.zip

16 - MATLABSimulink Projects on Threephase transformers

161 - Design of 3ph transformer in MATLABSimulink

161 - simuation-of-3-ph-transformer.zip

162 - Practical transformer Vs Ideal transformer MATLABSimulink

162 - practical-and-ideal-transformer.zip

163 - No load test of 3ph transformer MATLABSimulink

163 - open-circuit-test-of-3-ph-transformer.zip

164 - Short circuit test of 3ph transformer MATLABSimulink

164 - short-circuit-test-of-3-ph-transformer.zip

17 - Course Exam

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تولید کننده: Udemy