Theory and Calculation of Alternating Current Phenomena Visual Map

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AC Symbolic Method Redraw Sheet

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Phasor And Symbolic Method

Modern reading aid for vector and complex-number representation of alternating quantities.

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Impedance And Reactance Triangle

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Candidate Figure References

Candidate	Caption lead	Section	Routes
theory-calculation-alternating-current-phenomena-1897-fig-009 Fig. 9	in the direction of the vector, giving the positive half-wave, Fig. 9. and once in opposition to the vector, giving the negative	Chapter 4: Graphic Befrisxintation	source workbench
theory-calculation-alternating-current-phenomena-1897-fig-010 Fig. 10	different, they give different polar characteristics. Fig. 10. 15. The sine wave, Fig. 1, is represented in polar	Chapter 4: Graphic Befrisxintation	source workbench
theory-calculation-alternating-current-phenomena-1897-fig-011 Fig. 11	nates by a vector, which by its length, OC, denotes tlie in- Fig. 11. tensity, and by its amplitude, AOC, the phase, of the sine	Chapter 4: Graphic Befrisxintation	source workbench
theory-calculation-alternating-current-phenomena-1897-fig-012 Fig. 12	— ~^^E. Fig. 12. volts. What will be the E.M.F. required at the generator end of the line ?	Chapter 4: Graphic Befrisxintation	source workbench
theory-calculation-alternating-current-phenomena-1897-fig-016 Fig. 16	Eo = V(^ cos a> + Jry + {E^m u> -f Jx)\ Fig. 16. If, however, the current in the receiving circuit is	Chapter 4: Graphic Befrisxintation	source workbench
theory-calculation-alternating-current-phenomena-1897-fig-077 Fig. 77	non-inductive load it will be lower than when feeding into Fig. 77. a circuit with leading current, as, for instance, a synchro-	Chapter 4: Graphic Befrisxintation	source workbench
theory-calculation-alternating-current-phenomena-1897-fig-025 Fig. 25	reaction in mechanics. Fig. 25. Further, it is obvious that if in the circuit of a gener-	Chapter 6: Topographic Method	source workbench
theory-calculation-alternating-current-phenomena-1897-fig-027 Fig. 27	by one-third of a period. Let the RM.Fs. in the direction Fig. 27. from the common connection O of the three branch circuits to the terminals A^, A^f A^, be represented by E-^^ E^, E^.	Chapter 6: Topographic Method	source workbench
theory-calculation-alternating-current-phenomena-1897-fig-033 Fig. 33	ii Fig. 33. In the same manner, if two branches, E^E^^ and Ei^E^f are loaded, and the third, E^E^, is unloaded, and	Chapter 6: Topographic Method	source workbench
theory-calculation-alternating-current-phenomena-1897-fig-035 Fig. 35	It is obvious now, since the potential of every point of Fig. 35. the circuit is represented by a point in the topographic	Chapter 6: Topographic Method	source workbench
theory-calculation-alternating-current-phenomena-1897-fig-038 Fig. 38	m. fig. 38. and the current is,	Chapter 8: Capacity	source workbench
theory-calculation-alternating-current-phenomena-1897-fig-043 Fig. 43	resofiafice. Fig. 43. Since a synchronous motor in the condition of efficient working acts as a condensance, we get the remarkable result	Chapter 8: Capacity	source workbench
theory-calculation-alternating-current-phenomena-1897-fig-048 Fig. 48	3— Fig. 48. Thus we have : —	Chapter 8: Capacity	source workbench
theory-calculation-alternating-current-phenomena-1897-fig-060 Fig. 60	n\f. 40. Fig. 60. E.	Chapter 8: Capacity	source workbench
theory-calculation-alternating-current-phenomena-1897-fig-055 Fig. 55	E^y with increasing load. Fig. 55. Let —	Chapter 8: Capacity	source workbench
theory-calculation-alternating-current-phenomena-1897-fig-081 Fig. 81	iron, to give the same loss of energy through eddy currents. Fig. 81. 02. Demagnetizing^ or screening effect of eddy currents.	Chapter 11: Fouoault Or Eddy 0Ubbent8	source workbench
theory-calculation-alternating-current-phenomena-1897-fig-110 Fig. 110	also. Thus, we have, in this case, even on open circuit, no Fig. 110. rotation through a constant magnetic field, but rotation through a pulsating field, which makes the E.M.F. wave	Chapter 16: Aiitebnatingh-Current Osnebator	source workbench
theory-calculation-alternating-current-phenomena-1897-fig-112 Fig. 112	its maximum while the armature coil still partly faces the Fig. 112. preceding-field pole, as shown in diagram Fig. 112, — it tends	Chapter 16: Aiitebnatingh-Current Osnebator	source workbench
theory-calculation-alternating-current-phenomena-1897-fig-122 Fig. 122	eral, in one of these diagrams shown in Fig. 122 in drawn Fig. 122. lines, current and E.M.F. are in the same direction, repre- senting mechanical work done by the machine as motor.	Chapter 16: Il	source workbench
theory-calculation-alternating-current-phenomena-1897-fig-124 Fig. 124	tor diagram in dotted line. Fig. 124. As seen, for small values of E^ the potential drops in the alternator and in the line. For the value of E^ = Eq	Chapter 16: Il	source workbench
theory-calculation-alternating-current-phenomena-1897-fig-125 Fig. 125	\ X Fig. 125. 180. A. — Constant impressed E.M.F, E^y constant current	Chapter 16: Il	source workbench
theory-calculation-alternating-current-phenomena-1897-fig-128 Fig. 128	In the first case, Ey^ = E^ (Fig. 127), we see that at Fig. 128. very small curren^, that is very small OE, the current /	Chapter 16: Il	source workbench
theory-calculation-alternating-current-phenomena-1897-fig-129 Fig. 129	the current can never become zero like in the first case^ Fig. 129. El = E^y but has a minimum value corresponding to the	Chapter 16: Il	source workbench
theory-calculation-alternating-current-phenomena-1897-fig-130 Fig. 130	:^ Fig. 130. El = Eq at Ei^y and then increases beyond Eq, The cur-	Chapter 16: Il	source workbench
theory-calculation-alternating-current-phenomena-1897-fig-131 Fig. 131	in Chapter IX. Fig. 131. 183. D. E^ =^ constant ; P ^ constant.	Chapter 16: Il	source workbench
theory-calculation-alternating-current-phenomena-1897-fig-132 Fig. 132	8/lti.7 Fig. 132. can be transmitted by the same current / with two different induced RM.Fs. E^ of the motor; one, OEi = EEq small,	Chapter 16: Il	source workbench
theory-calculation-alternating-current-phenomena-1897-fig-133 Fig. 133	ox Fig. 133. The counter E.M.F. of the motor, Ei, is OEi, equal and parallel EE^y but not shown in the diagrams, to avoid	Chapter 16: Il	source workbench
theory-calculation-alternating-current-phenomena-1897-fig-136 Fig. 136	«-^iC- — Fig. 136. Fig. 137.	Chapter 16: Il	source workbench
theory-calculation-alternating-current-phenomena-1897-fig-137 Fig. 137	Fig. 136. Fig. 137. we get	Chapter 16: Il	source workbench
theory-calculation-alternating-current-phenomena-1897-fig-103 Fig. 103	o E Fig. 103. I	Chapter 23: Generaii Foiitfhase Ststems	source workbench
theory-calculation-alternating-current-phenomena-1897-fig-104 Fig. 104	I Fig. 104. The different branches of a polyphase system may be either independent from each other, that is, without any	Chapter 23: Generaii Foiitfhase Ststems	source workbench
theory-calculation-alternating-current-phenomena-1897-fig-165 Fig. 165	four collector rings, as shown diagrammatically in Fig. 165, Fig. 165. is an interlinked system also. The four-wire quarter-phase system produced by a generator with two independent	Chapter 23: Generaii Foiitfhase Ststems	source workbench