Page 413 - Renewable Energy Devices and System with Simulations in MATLAB and ANSYS

400 Index

stability, 34 star architecture, 356–358
and storage, 33–34 system efficiency, 360–362
transient stability analysis, 34–37 system performance, 364
PV cells system reliability, 362–363
applications, 20 demonstration platform
basic structure, 21 AC converter modules, 385
categories, 20 bidirectional DC/AC module waveforms, 385–386
electron–hole pair, 20–21 bidirectional DC/DC module waveforms, 387
MATLAB /Simulink model, 25, 27 control architecture, 382, 385
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modeling parameters, 25–26 DC converter modules, 382
mono-crystalline (m-c) cells, 20–21 grid normal mode to gas engine power mode
operating characteristics, 22–25 transfer, 387, 389
panel configuration, 26, 28 grid normal mode to gas power mode transfer,
poly-crystalline (p-c) cells, 20–21 387–388
research cell efficiencies, 18–19 PCS, 382, 384–385
roof-mounted residential grid-connected PV system, 20 power converter module parameters, 385–386
thin-film solar cells, 18 short-circuit fault protection test condition, 387, 390
Solid oxide fuel cell (SOFC), 9, 293, 306–307, 311–312 short-circuit fault protection waveforms, 387, 389
Solid-state DC circuit breaker specifications, 382, 384
installation and location, 380–381 storages, 382, 384
MOV, 380 operation modes
short-circuit protection waveforms, 380, 383 battery power mode, 367, 369–370
short-circuit test specifications, 379–380 bypass mode, 369, 372
structure, 380, 382 fuel cell power mode, 367, 371
two-series-opposing IGBT structure, 380 gas engine power mode, 367–369
voltage stress, 380, 383 grid normal mode, 365–366
Space vector modulation (SVM), 72–74 PCS, 364–365
Squirrel cage induction generator (SCIG), 159 power management, multiple sources
Star architecture, 356–358 fuel cell unit, 372–374
State of charge (SOC) gas engine unit, 374–376
Coulomb counting, 331 life span extension, 369
EKF approach, 332 protection
OCV vs. DOD, 331–332 short-circuit fault current analysis, 376–379
rated value of capacity, 330 solid-state DC circuit breaker, 380–382
table vs. OCV value, 331 structure, 356
State of health (SOH), 332 Switched reluctance (SR) generators, 154
State of life (SOL), 332 Synchronous reference frame (SRF) PLL, 76–77
Stationary power generation
AFCs/PEMFCs, 306 T
battery, 307
biological processes, 306 Three-level H-bridge back-to-back (3L-HB BTB)
DC–DC converter, 308 converter, 188
fuel cell power section, 306 Three-level neutral point clamped back-to-back (3L-NPC
fuel processor, 306 BTB) converter, 188
high-quality waste heat, 307 Three-phase PV inverters
high-temperature fuel cell–based systems, 308–309 active power ramp limitation, 86–87
hydrogen, 306 control scheme, 68–69
modular series-connected fuel cell units, 308 current control, 81–82
power conversion system, 307 grid integration functions, 84
power inverter, 306–307 grid synchronization
provide buffering and additional power, 306 PLL, 76, 78–80
SOFC/MCFC, 306 SOGI-FLL, 76–78
stand-alone low power fuel cell power generation SRF PLL, 76–77
system, 307–308 internal active power reserve management, 85–86
water management, 307 modulation strategies
Steam reformers, 294 AZSPWM, 73
Stochastic and chaos-based MPPT algorithms, 113 carrier based methods, 74
Super capacitors, see Ultracapacitors DPWM-MAX, 72–73
Super uninterruptible power supply (Super UPS) DPWM-MIN, 72–73
architectures implementation of, 74–76
hybrid architecture, 359 NSPWM, 73
MTBF, 362–364 PWM method, 72
multiple-star architecture, 358–359 ST-PWM, 72–73
ring architecture, 359 SVM, 72–74