000			03490cam a22003614a 4500
001			u8774
003			SA-PMU
005			20210418124552.0
008			020401s2002 nyua b 001 0 eng
010			_a 2002066455
040			_aDLC _beng _cDLC _dUKM _dC#P _dUBA _dBAKER _dBTCTA _dSTF _dYDXCP _dOCLCG _dDEBBG _dEXW _dIG# _dOCLCQ _dILU _dOCLCQ _dTULIB _dBDX _dOCLCF _dOCLCO _dDEBSZ
020			_a0824707664 (alk. paper)
020			_a9780824707668 (alk. paper)
035			_a(OCoLC)49531028
042			_apcc
050	0	0	_aTK2551 _b.W495 2002
082	0	0	_a621.31/4 _221
100	1		_aWinders, John J., _d1947-
245	1	0	_aPower transformers : _bprinciples and applications / _cJohn J. Winders, Jr.
260			_aNew York : _bMarcel Dekker, _cc2002.
300			_axiii, 283 p. : _bill. ; _c24 cm.
490	1		_aPower engineering ; _v17
504			_aIncludes bibliographical references and index.
530			_aAlso available on the Internet to registered users.
505	0	0	_tSeries Introduction / _rH. Lee Willis -- _tBasic Transformer Theory -- _tDefinition of a Transformer -- _tMagnetic Units and Conversion Factors -- _tCurrents and Magnetic Fields -- _tMagnetic Induction -- _tConstructing a Simple Transformer -- _tThe Magnetic Circuit -- _tThe B-H Curve -- _tThe B-H Curve and Hysteresis -- _tMagnetizing Currents and Harmonics -- _tTransformer Core Design and Construction -- _tMagnetostriction -- _tCompleting the Transformer by Adding a Second Winding -- _tPlacement of the Windings -- _tTwo-Winding Transformer Connections -- _tThe Y-Y Connection in Three-Phase Systems -- _tAdvantages of the Y-Y Connection -- _tDisadvantages of the Y-Y Connection -- _tThe Y-[Delta] Connection and the [Delta]-Y Connection -- _tPhase Angle Displacement and Phase Rotation -- _tThe Y-[Delta] Grounding Bank -- _tThe Zigzag Connection -- _tComparisons of Economy of the Different Winding Configurations -- _tTrade-Off Between Steel and Copper in the Design of a Transformer -- _tConnecting Three-Phase Banks Using Single-Phase Transformers -- _tTransforming Three-Phase Voltages into Two-Phase Voltages -- _tThe Scott Transformer Connection -- _tThree-Phase Transformer Designs -- _tStandard Terminal Markings for Transformers -- _tTransformer Impedance and Losses -- _tLeakage Flux and Leakage Reactance -- _tConductor Losses -- _tNo-Load Losses -- _tMagnetizing Reactance -- _tEquivalent Circuit of a Two-Winding Transformer -- _tA Brief Tutorial on Symmetrical Components -- _tTransformer Equivalent Circuits Modeled in Zero Phase Sequence Networks -- _tSeries Impedance and Regulation.
520	1		_a"Power Transformers features extensive coverage on zigzag, Scott, tee, wye, and delta connections ... tap changing under load and variable-phase shifting ... advantages and disadvantages in coil selection and construction ... symmetrical components ... transformer nameplate rating, thermal capability, and rate calculation of loss of life ... abnormal operating conditions such as overloads, short circuits, single phasing from primary fuse operations, ferroresonance, and voltage surges ... proper system design and selection to reduce faulty operation ... and preventive and predictive maintenance, good utility practices, factory and field testing, and failure rate analysis."--Jacket.
650		0	_aElectric transformers.
830		0	_aPower engineering ; _v17.
856	4	2	_3Publisher description _uhttp://catdir.loc.gov/catdir/enhancements/fy0647/2002066455-d.html
942			_cBOOK
994			_aZ0 _bSUPMU
596			_a1
999			_c8551 _d8551