| | |
A-weighted sound pressure levels, LA | |
| IEC 61400-11, ed. 3.0 (2012) | |
accreditation | |
| IEC 61400-22, ed. 1.0 (2010) | |
accuracy | |
| IEC 61400-12-1, ed. 1.0 (2005) | |
accuracy | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
actor | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
| IEC 61400-25-6, ed. 1.0 (2010) | |
actual energy production | |
| IEC 61400-26-2, ed. 1.0 (2014) | |
actuator | |
| IEC 61400-23, ed. 1.0 (2014) | |
air-termination system | |
| IEC 61400-24, ed. 1.0 (2010) | |
alarm | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
annual average | |
| IEC 61400-1, ed. 3.0 (2005) | |
annual average | |
| IEC 61400-2, ed. 3.0 (2013) | |
annual average wind speed | |
| IEC 61400-2, ed. 3.0 (2013) | |
annual average wind speed, Vave | |
| IEC 61400-1, ed. 3.0 (2005) | |
annual energy production (AEP) | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
annual energy production ‒ measured (AEP ‒ measured) | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
annual energy production ‒ extrapolated (AEP ‒ extrapolated) | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
annual energy production; AEP | |
| IEC 61400-12-1, ed. 1.0 (2005) | |
apparent sound power level with reference to wind speed at 10 m height, LWA,10m | |
| IEC 61400-11, ed. 3.0 (2012) | |
apparent sound power level, LWA | |
| IEC 61400-11, ed. 3.0 (2012) | |
applicant | |
| IEC 61400-22, ed. 1.0 (2010) | |
audibility criterion, La | |
| IEC 61400-11, ed. 3.0 (2012) | |
auto-reclosing cycle | |
| IEC 61400-1, ed. 3.0 (2005) | |
auto-reclosing cycles | |
| IEC 61400-2, ed. 3.0 (2013) | |
availability | |
| IEC 61400-26-1, ed. 1.0 (2011) | |
available aerodynamic power | |
| IEC 61400-27, ed. 1.0 (2015) | |
average steepness of the front of short stroke current | |
| IEC 61400-24, ed. 1.0 (2010) | |
band pass, BP | |
| IEC 61400-25-6, ed. 1.0 (2010) | |
batch | |
| IEC 61400-14, ed. 1.0 (2005) | |
bearing manufacturer | |
| IEC 61400-4, ed. 1.0 (2012) | |
bearing position designations | |
| IEC 61400-4, ed. 1.0 (2012) | |
bin centre | |
| IEC 61400-11, ed. 3.0 (2012) | |
blade root | |
| IEC 61400-23, ed. 1.0 (2014) | |
blade subsystem | |
| IEC 61400-23, ed. 1.0 (2014) | |
blocking (wind turbines) | |
| IEC 61400-1, ed. 3.0 (2005) | |
bonding bar | |
| IEC 61400-24, ed. 1.0 (2010) | |
brake | |
| IEC 61400-2, ed. 3.0 (2013) | |
brake (wind turbines) | |
| IEC 61400-1, ed. 3.0 (2005) | |
buckling | |
| IEC 61400-23, ed. 1.0 (2014) | |
C-weighted sound pressure levels, LC | |
| IEC 61400-11, ed. 3.0 (2012) | |
catastrophic failure | |
| IEC 61400-2, ed. 3.0 (2013) | |
certificate holder | |
| IEC 61400-22, ed. 1.0 (2010) | |
certification | |
| IEC 61400-22, ed. 1.0 (2010) | |
certification body | |
| IEC 61400-22, ed. 1.0 (2010) | |
| IEC 61400-4, ed. 1.0 (2012) | |
certification system | |
| IEC 61400-22, ed. 1.0 (2010) | |
characteristic load | |
| IEC 61400-4, ed. 1.0 (2012) | |
characteristic value | |
| IEC 61400-1, ed. 3.0 (2005) | |
characteristic value | |
| IEC 61400-2, ed. 3.0 (2013) | |
characteristic values | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
chord | |
| IEC 61400-23, ed. 1.0 (2014) | |
co-directional (wind and waves) | |
| IEC 61400-3, ed. 1.0 (2009) | |
collection area, Ad | |
| IEC 61400-24, ed. 1.0 (2010) | |
command | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
commissioning | |
| IEC 61400-22, ed. 1.0 (2010) | |
communication function | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
complex terrain | |
| IEC 61400-12-1, ed. 1.0 (2005) | |
| IEC 61400-1, ed. 3.0 (2005) | |
complex terrain | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
conditional | |
| IEC 61400-25-2, ed. 2.0 (2015) | |
| IEC 61400-25-6, ed. 1.0 (2010) | |
conformity statement | |
| IEC 61400-22, ed. 1.0 (2010) | |
connecting leader | |
| IEC 61400-24, ed. 1.0 (2010) | |
constant amplitude loading | |
| IEC 61400-23, ed. 1.0 (2014) | |
consumer label | |
| IEC 61400-2, ed. 3.0 (2013) | |
continuous operation (for wind turbines) | |
| IEC 61400-21, ed. 2.0 (2008) | |
control | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
control functions (wind turbines) | |
| IEC 61400-1, ed. 3.0 (2005) | |
control object | |
| IEC 61400-25-3, ed. 2.0 (2015) | |
control system | |
| IEC 61400-2, ed. 3.0 (2013) | |
conventional earthing impedance | |
| IEC 61400-24, ed. 1.0 (2010) | |
coordinated SPD protection | |
| IEC 61400-24, ed. 1.0 (2010) | |
counting value | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
creep | |
| IEC 61400-23, ed. 1.0 (2014) | |
crest factor | |
| IEC 61400-25-6, ed. 1.0 (2010) | |
current | |
| IEC 61400-3, ed. 1.0 (2009) | |
cut-in wind speed | |
| IEC 61400-2, ed. 3.0 (2013) | |
cut-in wind speed (for wind turbines) | |
| IEC 61400-21, ed. 2.0 (2008) | |
cut-in wind speed, Vin | |
| IEC 61400-1, ed. 3.0 (2005) | |
cut-out wind speed | |
| IEC 61400-2, ed. 3.0 (2013) | |
cut-out wind speed, Vout | |
| IEC 61400-1, ed. 3.0 (2005) | |
data file | |
| IEC 61400-25-6, ed. 1.0 (2010) | |
data retrieval | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
data set | |
| IEC 61400-12-1, ed. 1.0 (2005) | |
data set | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
declared sound power level | |
| IEC 61400-2, ed. 3.0 (2013) | |
design lifetime | |
| IEC 61400-4, ed. 1.0 (2012) | |
design limit | |
| IEC 61400-2, ed. 3.0 (2013) | |
design limits | |
| IEC 61400-1, ed. 3.0 (2005) | |
design load | |
| IEC 61400-4, ed. 1.0 (2012) | |
design loads | |
| IEC 61400-23, ed. 1.0 (2014) | |
design situation | |
| IEC 61400-2, ed. 3.0 (2013) | |
design specifications | |
| IEC 61400-26-1, ed. 1.0 (2011) | |
design wave | |
| IEC 61400-3, ed. 1.0 (2009) | |
design wind speed | |
| IEC 61400-2, ed. 3.0 (2013) | |
designer | |
| IEC 61400-3, ed. 1.0 (2009) | |
diagnostics | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
distance constant | |
| IEC 61400-12-1, ed. 1.0 (2005) | |
documentation | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
dormant failure | |
| IEC 61400-1, ed. 3.0 (2005) | |
double-row bearings | |
| IEC 61400-4, ed. 1.0 (2012) | |
down-conductor system | |
| IEC 61400-24, ed. 1.0 (2010) | |
downward flash | |
| IEC 61400-24, ed. 1.0 (2010) | |
downwind | |
| IEC 61400-1, ed. 3.0 (2005) | |
downwind | |
| IEC 61400-2, ed. 3.0 (2013) | |
earth-termination system | |
| IEC 61400-24, ed. 1.0 (2010) | |
earth electrode | |
| IEC 61400-24, ed. 1.0 (2010) | |
edgewise | |
| IEC 61400-23, ed. 1.0 (2014) | |
effective height, H | |
| IEC 61400-24, ed. 1.0 (2010) | |
elastic axis | |
| IEC 61400-23, ed. 1.0 (2014) | |
electrical power network | |
| IEC 61400-1, ed. 3.0 (2005) | |
electrical system | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
emergency shutdown | |
| IEC 61400-2, ed. 3.0 (2013) | |
emergency shutdown (wind turbines) | |
| IEC 61400-1, ed. 3.0 (2005) | |
environmental condition | |
| IEC 61400-2, ed. 3.0 (2013) | |
environmental conditions | |
| IEC 61400-1, ed. 3.0 (2005) | |
| IEC 61400-3, ed. 1.0 (2009) | |
equivalent load | |
| IEC 61400-4, ed. 1.0 (2012) | |
evaluation for conformity | |
| IEC 61400-22, ed. 1.0 (2010) | |
event | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
external condition | |
| IEC 61400-2, ed. 3.0 (2013) | |
external conditions | |
| IEC 61400-26-1, ed. 1.0 (2011) | |
external conditions (wind turbines) | |
| IEC 61400-1, ed. 3.0 (2005) | |
| IEC 61400-3, ed. 1.0 (2009) | |
external lightning protection system | |
| IEC 61400-24, ed. 1.0 (2010) | |
extrapolated power curve | |
| IEC 61400-12-1, ed. 1.0 (2005) | |
extrapolated power curve | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
extreme load | |
| IEC 61400-4, ed. 1.0 (2012) | |
extreme significant wave height | |
| IEC 61400-3, ed. 1.0 (2009) | |
extreme wave height | |
| IEC 61400-3, ed. 1.0 (2009) | |
extreme wind speed | |
| IEC 61400-1, ed. 3.0 (2005) | |
extreme wind speed | |
| IEC 61400-2, ed. 3.0 (2013) | |
Factory Acceptance Test, FAT | |
| IEC 61400-25-5, ed. 1.0 (2006) | |
fail-safe | |
| IEC 61400-1, ed. 3.0 (2005) | |
fail-safe | |
| IEC 61400-2, ed. 3.0 (2013) | |
fast ice cover | |
| IEC 61400-3, ed. 1.0 (2009) | |
fatigue formulation | |
| IEC 61400-23, ed. 1.0 (2014) | |
fatigue test | |
| IEC 61400-23, ed. 1.0 (2014) | |
fetch | |
| IEC 61400-3, ed. 1.0 (2009) | |
final evaluation report | |
| IEC 61400-22, ed. 1.0 (2010) | |
fixture | |
| IEC 61400-23, ed. 1.0 (2014) | |
flapwise | |
| IEC 61400-23, ed. 1.0 (2014) | |
flash charge, Qflash | |
| IEC 61400-24, ed. 1.0 (2010) | |
flatwise | |
| IEC 61400-23, ed. 1.0 (2014) | |
flicker coefficient for continuous operation (for wind turbines) | |
| IEC 61400-21, ed. 2.0 (2008) | |
flicker step factor (for wind turbines) | |
| IEC 61400-21, ed. 2.0 (2008) | |
flow distortion | |
| IEC 61400-12-1, ed. 1.0 (2005) | |
flow distortion | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
foundation | |
| IEC 61400-3, ed. 1.0 (2009) | |
foundation earth electrode | |
| IEC 61400-24, ed. 1.0 (2010) | |
free stream wind speed | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
full-scale test | |
| IEC 61400-23, ed. 1.0 (2014) | |
function | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
furling | |
| IEC 61400-2, ed. 3.0 (2013) | |
gearbox manufacturer | |
| IEC 61400-4, ed. 1.0 (2012) | |
generic model | |
| IEC 61400-27, ed. 1.0 (2015) | |
ground flash density, Ng | |
| IEC 61400-24, ed. 1.0 (2010) | |
gust | |
| IEC 61400-1, ed. 3.0 (2005) | |
gust | |
| IEC 61400-2, ed. 3.0 (2013) | |
high frequency band pass, HFBP | |
| IEC 61400-25-6, ed. 1.0 (2010) | |
highest astronomical tide | |
| IEC 61400-3, ed. 1.0 (2009) | |
hindcasting | |
| IEC 61400-3, ed. 1.0 (2009) | |
horizontal axis wind turbine | |
| IEC 61400-1, ed. 3.0 (2005) | |
horizontal axis wind turbine | |
| IEC 61400-2, ed. 3.0 (2013) | |
hub | |
| IEC 61400-2, ed. 3.0 (2013) | |
hub height | |
| IEC 61400-2, ed. 3.0 (2013) | |
hub height (wind turbines) | |
| IEC 61400-12-1, ed. 1.0 (2005) | |
| IEC 61400-3, ed. 1.0 (2009) | |
hub height (wind turbines) | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
hub height (wind turbines), zhub | |
| IEC 61400-1, ed. 3.0 (2005) | |
hub (wind turbines) | |
| IEC 61400-1, ed. 3.0 (2005) | |
hummocked ice | |
| IEC 61400-3, ed. 1.0 (2009) | |
ice floe | |
| IEC 61400-3, ed. 1.0 (2009) | |
icing | |
| IEC 61400-3, ed. 1.0 (2009) | |
idling | |
| IEC 61400-2, ed. 3.0 (2013) | |
idling (wind turbines) | |
| IEC 61400-1, ed. 3.0 (2005) | |
inboard | |
| IEC 61400-23, ed. 1.0 (2014) | |
inclination angle, Φ | |
| IEC 61400-11, ed. 3.0 (2012) | |
inertial sub-range | |
| IEC 61400-1, ed. 3.0 (2005) | |
information | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
information exchange | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
information model | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
inspection | |
| IEC 61400-22, ed. 1.0 (2010) | |
installation | |
| IEC 61400-22, ed. 1.0 (2010) | |
integration time step | |
| IEC 61400-27, ed. 1.0 (2015) | |
Intelligent Electronic Device, IED | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
interception efficiency | |
| IEC 61400-24, ed. 1.0 (2010) | |
interface | |
| IEC 61400-4, ed. 1.0 (2012) | |
internal lightning protection system | |
| IEC 61400-24, ed. 1.0 (2010) | |
interoperability | |
| IEC 61400-25-5, ed. 1.0 (2006) | |
land-locked waters | |
| IEC 61400-3, ed. 1.0 (2009) | |
lead-lag | |
| IEC 61400-23, ed. 1.0 (2014) | |
leader connection point | |
| IEC 61400-24, ed. 1.0 (2010) | |
LEMP protection measures system, LPMS | |
| IEC 61400-24, ed. 1.0 (2010) | |
lightning current, i | |
| IEC 61400-24, ed. 1.0 (2010) | |
lightning electromagnetic impulse, LEMP | |
| IEC 61400-24, ed. 1.0 (2010) | |
lightning equipotential bonding | |
| IEC 61400-24, ed. 1.0 (2010) | |
lightning flash to a structure | |
| IEC 61400-24, ed. 1.0 (2010) | |
lightning flash to earth | |
| IEC 61400-24, ed. 1.0 (2010) | |
lightning protection level, LPL | |
| IEC 61400-24, ed. 1.0 (2010) | |
lightning protection system, LPS | |
| IEC 61400-24, ed. 1.0 (2010) | |
lightning protection zone, LPZ | |
| IEC 61400-24, ed. 1.0 (2010) | |
lightning stroke | |
| IEC 61400-24, ed. 1.0 (2010) | |
limit state | |
| IEC 61400-1, ed. 3.0, amd. 1 (2014) | |
limit state | |
| IEC 61400-2, ed. 3.0 (2013) | |
load case | |
| IEC 61400-2, ed. 3.0 (2013) | |
load effect | |
| IEC 61400-3, ed. 1.0 (2009) | |
load envelope | |
| IEC 61400-23, ed. 1.0 (2014) | |
load reserve factor, LRF | |
| IEC 61400-4, ed. 1.0 (2012) | |
local failure | |
| IEC 61400-4, ed. 1.0 (2012) | |
locating bearing; fixed bearing | |
| IEC 61400-4, ed. 1.0 (2012) | |
log | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
logarithmic wind shear law | |
| IEC 61400-1, ed. 3.0 (2005) | |
logarithmic wind shear law | |
| IEC 61400-2, ed. 3.0 (2013) | |
logging | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
logical device | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
long stroke | |
| IEC 61400-24, ed. 1.0 (2010) | |
lost production | |
| IEC 61400-26-2, ed. 1.0 (2014) | |
lowest astronomical tide | |
| IEC 61400-3, ed. 1.0 (2009) | |
lubricant supplier | |
| IEC 61400-4, ed. 1.0 (2012) | |
machine configuration change | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
magnetic shield | |
| IEC 61400-24, ed. 1.0 (2010) | |
management function | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
mandatory | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-2, ed. 2.0 (2015) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
| IEC 61400-25-6, ed. 1.0 (2010) | |
manufacture | |
| IEC 61400-22, ed. 1.0 (2010) | |
manufacturer | |
| IEC 61400-22, ed. 1.0 (2010) | |
| IEC 61400-3, ed. 1.0 (2009) | |
marine conditions | |
| IEC 61400-3, ed. 1.0 (2009) | |
marine growth | |
| IEC 61400-3, ed. 1.0 (2009) | |
maximum measured power (for wind turbines) | |
| IEC 61400-21, ed. 2.0 (2008) | |
maximum operating load | |
| IEC 61400-4, ed. 1.0 (2012) | |
maximum output current | |
| IEC 61400-2, ed. 3.0 (2013) | |
maximum output power | |
| IEC 61400-2, ed. 3.0 (2013) | |
maximum output voltage | |
| IEC 61400-2, ed. 3.0 (2013) | |
maximum power | |
| IEC 61400-11, ed. 3.0 (2012) | |
mean sea level | |
| IEC 61400-3, ed. 1.0 (2009) | |
mean wind speed | |
| IEC 61400-1, ed. 3.0 (2005) | |
mean wind speed | |
| IEC 61400-2, ed. 3.0 (2013) | |
mean zero crossing period | |
| IEC 61400-3, ed. 1.0 (2009) | |
measured data | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
measured nacelle wind speed at hub height, Vnac,m | |
| IEC 61400-11, ed. 3.0 (2012) | |
measured power curve | |
| IEC 61400-12-1, ed. 1.0 (2005) | |
measured power curve | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
measured wind speed at height Z, VZ,m | |
| IEC 61400-11, ed. 3.0 (2012) | |
measurement period | |
| IEC 61400-12-1, ed. 1.0 (2005) | |
measurement period | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
measurement sector | |
| IEC 61400-12-1, ed. 1.0 (2005) | |
measurement sector | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
measurement uncertainty | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
metal installations | |
| IEC 61400-24, ed. 1.0 (2010) | |
meteorological system | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
method of bins | |
| IEC 61400-12-1, ed. 1.0 (2005) | |
method of bins | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
metocean | |
| IEC 61400-3, ed. 1.0 (2009) | |
Model Implementation Conformance Statement, MICS | |
| IEC 61400-25-5, ed. 1.0 (2006) | |
modification | |
| IEC 61400-22, ed. 1.0 (2010) | |
monitoring | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
multi-directional (wind and/or wave) | |
| IEC 61400-3, ed. 1.0 (2009) | |
multiple strokes | |
| IEC 61400-24, ed. 1.0 (2010) | |
nacelle | |
| IEC 61400-1, ed. 3.0 (2005) | |
| IEC 61400-4, ed. 1.0 (2012) | |
nacelle | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
| IEC 61400-2, ed. 3.0 (2013) | |
nacelle power curve (NPC) | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
nacelle wind speed | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
natural component of LPS | |
| IEC 61400-24, ed. 1.0 (2010) | |
natural frequency | |
| IEC 61400-23, ed. 1.0 (2014) | |
negative (sequence) component (of a three-phase system) | |
| IEC 61400-27, ed. 1.0 (2015) | |
negative test | |
| IEC 61400-25-5, ed. 1.0 (2006) | |
net active electric power | |
| IEC 61400-12-1, ed. 1.0 (2005) | |
net active electric power | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
network connection point (wind turbines) | |
| IEC 61400-1, ed. 3.0 (2005) | |
network impedance phase angle | |
| IEC 61400-21, ed. 2.0 (2008) | |
network loss | |
| IEC 61400-1, ed. 3.0 (2005) | |
noise label | |
| IEC 61400-2, ed. 3.0 (2013) | |
nominal active power | |
| IEC 61400-27, ed. 1.0 (2015) | |
nominal current | |
| IEC 61400-27, ed. 1.0 (2015) | |
nominal frequency | |
| IEC 61400-27, ed. 1.0 (2015) | |
nominal voltage | |
| IEC 61400-27, ed. 1.0 (2015) | |
non-locating bearing, floating bearing | |
| IEC 61400-4, ed. 1.0 (2012) | |
normal external conditions | |
| IEC 61400-2, ed. 3.0 (2013) | |
normal maintenance | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
normal operation | |
| IEC 61400-2, ed. 3.0 (2013) | |
normal operation (for wind turbines) | |
| IEC 61400-21, ed. 2.0 (2008) | |
normal shutdown | |
| IEC 61400-2, ed. 3.0 (2013) | |
normal shutdown (wind turbines) | |
| IEC 61400-1, ed. 3.0 (2005) | |
normalised nacelle wind speed at hub height, Vnac,n | |
| IEC 61400-11, ed. 3.0 (2012) | |
normalised wind speed at height Z, VZ,n | |
| IEC 61400-11, ed. 3.0 (2012) | |
normalised wind speed at hub height during background noise measurements, VB,n | |
| IEC 61400-11, ed. 3.0 (2012) | |
normalised wind speed at hub height, VH,n | |
| IEC 61400-11, ed. 3.0 (2012) | |
normalised wind speed derived from power curve, VP,n | |
| IEC 61400-11, ed. 3.0 (2012) | |
number of dangerous events due to flashes to a structure, Nd | |
| IEC 61400-24, ed. 1.0 (2010) | |
obstacles | |
| IEC 61400-12-1, ed. 1.0 (2005) | |
obstacles | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
offshore wind turbine | |
| IEC 61400-3, ed. 1.0 (2009) | |
offshore wind turbine site | |
| IEC 61400-3, ed. 1.0 (2009) | |
operating body | |
| IEC 61400-22, ed. 1.0 (2010) | |
operating limits | |
| IEC 61400-1, ed. 3.0 (2005) | |
operating limits | |
| IEC 61400-2, ed. 3.0 (2013) | |
operational function | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
operational mode (for wind turbines) | |
| IEC 61400-21, ed. 2.0 (2008) | |
optional | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-2, ed. 2.0 (2015) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
| IEC 61400-25-6, ed. 1.0 (2010) | |
order | |
| IEC 61400-25-6, ed. 1.0 (2010) | |
order analysis | |
| IEC 61400-25-6, ed. 1.0 (2010) | |
output power (for wind turbines) | |
| IEC 61400-21, ed. 2.0 (2008) | |
overspeed control | |
| IEC 61400-2, ed. 3.0 (2013) | |
paired bearings | |
| IEC 61400-4, ed. 1.0 (2012) | |
parameter | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
parked wind turbine | |
| IEC 61400-1, ed. 3.0 (2005) | |
parked wind turbine | |
| IEC 61400-2, ed. 3.0 (2013) | |
parking | |
| IEC 61400-2, ed. 3.0 (2013) | |
partial safety factors | |
| IEC 61400-23, ed. 1.0 (2014) | |
peak-to-peak value | |
| IEC 61400-25-6, ed. 1.0 (2010) | |
peak value | |
| IEC 61400-25-6, ed. 1.0 (2010) | |
peak value, I | |
| IEC 61400-24, ed. 1.0 (2010) | |
permanent storage | |
| IEC 61400-26-1, ed. 1.0 (2011) | |
phasor | |
| IEC 61400-27, ed. 1.0 (2015) | |
pile penetration | |
| IEC 61400-3, ed. 1.0 (2009) | |
pitch angle | |
| IEC 61400-12-1, ed. 1.0 (2005) | |
pitch angle | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
point of common coupling, PCC | |
| IEC 61400-21, ed. 2.0 (2008) | |
point of connection | |
| IEC 61400-27, ed. 1.0 (2015) | |
point of strike | |
| IEC 61400-24, ed. 1.0 (2010) | |
positive (sequence) component (of a three-phase system) | |
| IEC 61400-27, ed. 1.0 (2015) | |
potential energy production | |
| IEC 61400-26-2, ed. 1.0 (2014) | |
power coefficient | |
| IEC 61400-12-1, ed. 1.0 (2005) | |
power coefficient | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
power collection system (for wind turbines) | |
| IEC 61400-21, ed. 2.0 (2008) | |
power collection system (wind turbines) | |
| IEC 61400-1, ed. 3.0 (2005) | |
| IEC 61400-3, ed. 1.0 (2009) | |
power form | |
| IEC 61400-2, ed. 3.0 (2013) | |
power law for wind shear | |
| IEC 61400-1, ed. 3.0 (2005) | |
power law for wind shear | |
| IEC 61400-2, ed. 3.0 (2013) | |
power output | |
| IEC 61400-1, ed. 3.0 (2005) | |
power output | |
| IEC 61400-2, ed. 3.0 (2013) | |
power performance | |
| IEC 61400-12-1, ed. 1.0 (2005) | |
power performance | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
power system stability | |
| IEC 61400-27, ed. 1.0 (2015) | |
prebend | |
| IEC 61400-23, ed. 1.0 (2014) | |
processed data | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
profile(s) | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
project certificate | |
| IEC 61400-22, ed. 1.0 (2010) | |
project certification | |
| IEC 61400-22, ed. 1.0 (2010) | |
protection functions (wind turbine) | |
| IEC 61400-1, ed. 3.0 (2005) | |
protection system | |
| IEC 61400-2, ed. 3.0 (2013) | |
Protocol Implementation Conformance Statement, PICS | |
| IEC 61400-25-5, ed. 1.0 (2006) | |
Protocol Implementation Extra Information For Testing, PIXIT | |
| IEC 61400-25-5, ed. 1.0 (2006) | |
protocol stack | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
quasi steady state of a system | |
| IEC 61400-27, ed. 1.0 (2015) | |
R-value | |
| IEC 61400-23, ed. 1.0 (2014) | |
rainflow matrices | |
| IEC 61400-4, ed. 1.0 (2012) | |
rated apparent power (for wind turbines) | |
| IEC 61400-21, ed. 2.0 (2008) | |
rated current | |
| IEC 61400-2, ed. 3.0 (2013) | |
rated current (for wind turbines) | |
| IEC 61400-21, ed. 2.0 (2008) | |
rated power | |
| IEC 61400-12-1, ed. 1.0 (2005) | |
| IEC 61400-1, ed. 3.0 (2005) | |
rated power | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
| IEC 61400-2, ed. 3.0 (2013) | |
rated power (for wind turbines) | |
| IEC 61400-21, ed. 2.0 (2008) | |
rated wind speed | |
| IEC 61400-2, ed. 3.0 (2013) | |
rated wind speed (for wind turbines) | |
| IEC 61400-21, ed. 2.0 (2008) | |
rated wind speed, Vr | |
| IEC 61400-1, ed. 3.0 (2005) | |
Rayleigh distribution | |
| IEC 61400-2, ed. 3.0 (2013) | |
Rayleigh distribution, PR | |
| IEC 61400-1, ed. 3.0 (2005) | |
reaction time | |
| IEC 61400-27, ed. 1.0 (2015) | |
receptor | |
| IEC 61400-24, ed. 1.0 (2010) | |
reduced speed | |
| IEC 61400-2, ed. 3.0 (2013) | |
reference annual energy | |
| IEC 61400-2, ed. 3.0 (2013) | |
reference distance, R0 | |
| IEC 61400-11, ed. 3.0 (2012) | |
reference period | |
| IEC 61400-3, ed. 1.0 (2009) | |
reference power | |
| IEC 61400-2, ed. 3.0 (2013) | |
reference roughness length, z0ref | |
| IEC 61400-11, ed. 3.0 (2012) | |
reference wind speed | |
| IEC 61400-2, ed. 3.0 (2013) | |
reference wind speed, Vref | |
| IEC 61400-1, ed. 3.0 (2005) | |
refraction | |
| IEC 61400-3, ed. 1.0 (2009) | |
reliability | |
| IEC 61400-26-1, ed. 1.0 (2011) | |
repair | |
| IEC 61400-22, ed. 1.0 (2010) | |
| IEC 61400-26-1, ed. 1.0 (2011) | |
replacement | |
| IEC 61400-22, ed. 1.0 (2010) | |
report | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
report | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
reporting | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
residual currents | |
| IEC 61400-3, ed. 1.0 (2009) | |
resonance | |
| IEC 61400-2, ed. 3.0 (2013) | |
response time | |
| IEC 61400-27, ed. 1.0 (2015) | |
retrofit | |
| IEC 61400-26-1, ed. 1.0 (2011) | |
risk, R | |
| IEC 61400-24, ed. 1.0 (2010) | |
root mean square value, RMS | |
| IEC 61400-25-6, ed. 1.0 (2010) | |
rotationally sampled wind velocity | |
| IEC 61400-1, ed. 3.0 (2005) | |
rotor – nacelle assembly | |
| IEC 61400-3, ed. 1.0 (2009) | |
rotor centre | |
| IEC 61400-2, ed. 3.0 (2013) | |
rotor nacelle assembly, RNA | |
| IEC 61400-22, ed. 1.0 (2010) | |
rotor speed | |
| IEC 61400-2, ed. 3.0 (2013) | |
rotor speed (wind turbines) | |
| IEC 61400-1, ed. 3.0 (2005) | |
roughness length | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
| IEC 61400-2, ed. 3.0 (2013) | |
roughness length, z0 | |
| IEC 61400-1, ed. 3.0 (2005) | |
routine test | |
| IEC 61400-25-5, ed. 1.0 (2006) | |
ruggedness index | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
S-N formulation | |
| IEC 61400-23, ed. 1.0 (2014) | |
safe life | |
| IEC 61400-2, ed. 3.0 (2013) | |
scalar value | |
| IEC 61400-25-6, ed. 1.0 (2010) | |
scheduled maintenance | |
| IEC 61400-1, ed. 3.0 (2005) | |
scheduled maintenance | |
| IEC 61400-2, ed. 3.0 (2013) | |
scour | |
| IEC 61400-3, ed. 1.0 (2009) | |
sea floor | |
| IEC 61400-3, ed. 1.0 (2009) | |
sea floor slope | |
| IEC 61400-3, ed. 1.0 (2009) | |
sea state | |
| IEC 61400-3, ed. 1.0 (2009) | |
seabed | |
| IEC 61400-3, ed. 1.0 (2009) | |
seabed movement | |
| IEC 61400-3, ed. 1.0 (2009) | |
separation distance | |
| IEC 61400-24, ed. 1.0 (2010) | |
service line | |
| IEC 61400-24, ed. 1.0 (2010) | |
settling time | |
| IEC 61400-27, ed. 1.0 (2015) | |
shaft designations – examples for typical wind turbine gearbox architecture | |
| IEC 61400-4, ed. 1.0 (2012) | |
short-circuit power | |
| IEC 61400-27, ed. 1.0 (2015) | |
short-circuit ratio | |
| IEC 61400-27, ed. 1.0 (2015) | |
short stroke | |
| IEC 61400-24, ed. 1.0 (2010) | |
shutdown | |
| IEC 61400-2, ed. 3.0 (2013) | |
significant wave height | |
| IEC 61400-3, ed. 1.0 (2009) | |
Site Acceptance Test, SAT | |
| IEC 61400-25-5, ed. 1.0 (2006) | |
site calibration | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
site conditions | |
| IEC 61400-26-2, ed. 1.0 (2014) | |
site data | |
| IEC 61400-1, ed. 3.0 (2005) | |
small wind turbine | |
| IEC 61400-2, ed. 3.0 (2013) | |
sound pressure level, Lp | |
| IEC 61400-11, ed. 3.0 (2012) | |
spanwise | |
| IEC 61400-23, ed. 1.0 (2014) | |
SPD tested with In | |
| IEC 61400-24, ed. 1.0 (2010) | |
SPD tested with limp | |
| IEC 61400-24, ed. 1.0 (2010) | |
specific energy, W/R | |
| IEC 61400-24, ed. 1.0 (2010) | |
splash zone | |
| IEC 61400-3, ed. 1.0 (2009) | |
standard deviation of production σP | |
| IEC 61400-14, ed. 1.0 (2005) | |
standard deviation of reproducibility σR | |
| IEC 61400-14, ed. 1.0 (2005) | |
standard uncertainty | |
| IEC 61400-12-1, ed. 1.0 (2005) | |
standard uncertainty | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
standstill | |
| IEC 61400-1, ed. 3.0 (2005) | |
standstill | |
| IEC 61400-2, ed. 3.0 (2013) | |
standstill (for wind turbines) | |
| IEC 61400-21, ed. 2.0 (2008) | |
start-up (for wind turbines) | |
| IEC 61400-21, ed. 2.0 (2008) | |
static test | |
| IEC 61400-23, ed. 1.0 (2014) | |
statistical information | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
status | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
steady state of a system | |
| IEC 61400-27, ed. 1.0 (2015) | |
stiffness | |
| IEC 61400-23, ed. 1.0 (2014) | |
still water level | |
| IEC 61400-3, ed. 1.0 (2009) | |
storm surge | |
| IEC 61400-3, ed. 1.0 (2009) | |
strain | |
| IEC 61400-23, ed. 1.0 (2014) | |
sub-structure | |
| IEC 61400-3, ed. 1.0 (2009) | |
Supervisory Control and Data Acquisition, SCADA | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
support structure | |
| IEC 61400-22, ed. 1.0 (2010) | |
| IEC 61400-3, ed. 1.0 (2009) | |
support structure | |
| IEC 61400-2, ed. 3.0 (2013) | |
support structure (wind turbines) | |
| IEC 61400-1, ed. 3.0 (2005) | |
surge | |
| IEC 61400-24, ed. 1.0 (2010) | |
surge protective device, SPD | |
| IEC 61400-24, ed. 1.0 (2010) | |
surveillance | |
| IEC 61400-22, ed. 1.0 (2010) | |
survival wind speed | |
| IEC 61400-1, ed. 3.0 (2005) | |
survival wind speed (deprecated) | |
| IEC 61400-2, ed. 3.0 (2013) | |
sweep | |
| IEC 61400-23, ed. 1.0 (2014) | |
swell | |
| IEC 61400-3, ed. 1.0 (2009) | |
swept area | |
| IEC 61400-12-1, ed. 1.0 (2005) | |
| IEC 61400-1, ed. 3.0 (2005) | |
swept area | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
| IEC 61400-2, ed. 3.0 (2013) | |
switching operation (for wind turbines) | |
| IEC 61400-21, ed. 2.0 (2008) | |
system state variables | |
| IEC 61400-27, ed. 1.0 (2015) | |
system test | |
| IEC 61400-25-5, ed. 1.0 (2006) | |
tare loads | |
| IEC 61400-23, ed. 1.0 (2014) | |
target load | |
| IEC 61400-23, ed. 1.0 (2014) | |
test equipment | |
| IEC 61400-25-5, ed. 1.0 (2006) | |
test facility | |
| IEC 61400-25-5, ed. 1.0 (2006) | |
test load | |
| IEC 61400-23, ed. 1.0 (2014) | |
test site | |
| IEC 61400-12-1, ed. 1.0 (2005) | |
test site | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
tested area | |
| IEC 61400-23, ed. 1.0 (2014) | |
three phase data | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
thunderstorm days, Td | |
| IEC 61400-24, ed. 1.0 (2010) | |
tidal current | |
| IEC 61400-3, ed. 1.0 (2009) | |
tidal range | |
| IEC 61400-3, ed. 1.0 (2009) | |
tides | |
| IEC 61400-3, ed. 1.0 (2009) | |
time series | |
| IEC 61400-4, ed. 1.0 (2012) | |
time synchronisation | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
timing data | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
tolerable risk RT | |
| IEC 61400-24, ed. 1.0 (2010) | |
tonal audibility, Δ La,k | |
| IEC 61400-11, ed. 3.0 (2012) | |
Tonality, Δ, Lk | |
| IEC 61400-11, ed. 3.0 (2012) | |
total standard deviation σt | |
| IEC 61400-14, ed. 1.0 (2005) | |
total time | |
| IEC 61400-26-1, ed. 1.0 (2011) | |
tower | |
| IEC 61400-3, ed. 1.0 (2009) | |
transient log | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
transient time period | |
| IEC 61400-27, ed. 1.0 (2015) | |
tsunami | |
| IEC 61400-3, ed. 1.0 (2009) | |
turbine online | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
turbine test class | |
| IEC 61400-2, ed. 3.0 (2013) | |
turbulence intensity | |
| IEC 61400-21, ed. 2.0 (2008) | |
turbulence intensity | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
| IEC 61400-2, ed. 3.0 (2013) | |
turbulence intensity, I | |
| IEC 61400-1, ed. 3.0 (2005) | |
turbulence scale parameter, Λ1 | |
| IEC 61400-1, ed. 3.0 (2005) | |
turbulence standard deviation, σ1 | |
| IEC 61400-1, ed. 3.0 (2005) | |
twist | |
| IEC 61400-23, ed. 1.0 (2014) | |
type certificate | |
| IEC 61400-22, ed. 1.0 (2010) | |
type certification | |
| IEC 61400-22, ed. 1.0 (2010) | |
type test | |
| IEC 61400-25-5, ed. 1.0 (2006) | |
type testing | |
| IEC 61400-22, ed. 1.0 (2010) | |
UFF 58 | |
| IEC 61400-25-6, ed. 1.0 (2010) | |
ultimate limit state | |
| IEC 61400-1, ed. 3.0, amd. 1 (2014) | |
ultimate limit state | |
| IEC 61400-2, ed. 3.0 (2013) | |
unbalance factor | |
| IEC 61400-27, ed. 1.0 (2015) | |
uncertainty in measurement | |
| IEC 61400-12-1, ed. 1.0 (2005) | |
under voltage ride through | |
| IEC 61400-27, ed. 1.0 (2015) | |
uni-directional (wind and/or waves) | |
| IEC 61400-3, ed. 1.0 (2009) | |
unscheduled maintenance | |
| IEC 61400-1, ed. 3.0 (2005) | |
unscheduled maintenance | |
| IEC 61400-2, ed. 3.0 (2013) | |
upward flash | |
| IEC 61400-24, ed. 1.0 (2010) | |
upwind | |
| IEC 61400-1, ed. 3.0 (2005) | |
upwind | |
| IEC 61400-2, ed. 3.0 (2013) | |
user/access management | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
variable amplitude loading | |
| IEC 61400-23, ed. 1.0 (2014) | |
vertical axis wind turbine | |
| IEC 61400-1, ed. 3.0 (2005) | |
vertical axis wind turbine | |
| IEC 61400-2, ed. 3.0 (2013) | |
voltage change factor (for wind turbines) | |
| IEC 61400-21, ed. 2.0 (2008) | |
voltage dip | |
| IEC 61400-27, ed. 1.0 (2015) | |
voltage protection level, Up | |
| IEC 61400-24, ed. 1.0 (2010) | |
water depth | |
| IEC 61400-3, ed. 1.0 (2009) | |
wave crest elevation | |
| IEC 61400-3, ed. 1.0 (2009) | |
wave direction | |
| IEC 61400-3, ed. 1.0 (2009) | |
wave height | |
| IEC 61400-3, ed. 1.0 (2009) | |
wave period | |
| IEC 61400-3, ed. 1.0 (2009) | |
wave spectral peak frequency | |
| IEC 61400-3, ed. 1.0 (2009) | |
wave spectrum | |
| IEC 61400-3, ed. 1.0 (2009) | |
wave steepness | |
| IEC 61400-3, ed. 1.0 (2009) | |
weather downtime | |
| IEC 61400-3, ed. 1.0 (2009) | |
weather window | |
| IEC 61400-3, ed. 1.0 (2009) | |
Weibull distribution | |
| IEC 61400-2, ed. 3.0 (2013) | |
Weibull distribution, PW | |
| IEC 61400-1, ed. 3.0 (2005) | |
whiffle tree | |
| IEC 61400-23, ed. 1.0 (2014) | |
wind farm | |
| IEC 61400-1, ed. 3.0 (2005) | |
wind power plant | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
wind power plant | |
| IEC 61400-27, ed. 1.0 (2015) | |
wind power plant analogue information | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
wind power plant component | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
wind power plant management system | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
wind power station | |
| IEC 61400-1, ed. 3.0 (2005) | |
wind profile | |
| IEC 61400-2, ed. 3.0 (2013) | |
wind profile – wind shear law | |
| IEC 61400-1, ed. 3.0 (2005) | |
| IEC 61400-3, ed. 1.0 (2009) | |
wind shear | |
| IEC 61400-1, ed. 3.0 (2005) | |
wind shear | |
| IEC 61400-12-2, ed. 1.0 (2013) | |
| IEC 61400-2, ed. 3.0 (2013) | |
wind shear exponent | |
| IEC 61400-2, ed. 3.0 (2013) | |
wind shear exponent, α | |
| IEC 61400-1, ed. 3.0 (2005) | |
wind speed | |
| IEC 61400-2, ed. 3.0 (2013) | |
wind speed at 10 m height, V10 | |
| IEC 61400-11, ed. 3.0 (2012) | |
wind speed bin | |
| IEC 61400-11, ed. 3.0 (2012) | |
wind speed distribution | |
| IEC 61400-1, ed. 3.0 (2005) | |
wind speed distribution | |
| IEC 61400-2, ed. 3.0 (2013) | |
wind speed, V | |
| IEC 61400-1, ed. 3.0 (2005) | |
wind turbine | |
| IEC 61400-25-1, ed. 1.0 (2006) | |
| IEC 61400-25-4, ed. 1.0 (2008) | |
wind turbine | |
| IEC 61400-27, ed. 1.0 (2015) | |
wind turbine electrical system | |
| IEC 61400-1, ed. 3.0 (2005) | |
wind turbine generator system (wind turbine) | |
| IEC 61400-1, ed. 3.0 (2005) | |
wind turbine manufacturer | |
| IEC 61400-4, ed. 1.0 (2012) | |
wind turbine owner | |
| IEC 61400-4, ed. 1.0 (2012) | |
wind turbine site | |
| IEC 61400-1, ed. 3.0 (2005) | |
wind turbine terminals | |
| IEC 61400-1, ed. 3.0 (2005) | |
| IEC 61400-21, ed. 2.0 (2008) | |
wind turbine terminals | |
| IEC 61400-27, ed. 1.0 (2015) | |
wind turbine type | |
| IEC 61400-22, ed. 1.0 (2010) | |
wind turbine, WT | |
| IEC 61400-21, ed. 2.0 (2008) | |
wind velocity | |
| IEC 61400-1, ed. 3.0 (2005) | |
wind velocity | |
| IEC 61400-2, ed. 3.0 (2013) | |
witness point | |
| IEC 61400-25-5, ed. 1.0 (2006) | |
yaw misalignment | |
| IEC 61400-1, ed. 3.0 (2005) | |
yaw misalignment | |
| IEC 61400-2, ed. 3.0 (2013) | |
yaw rate | |
| IEC 61400-2, ed. 3.0 (2013) | |
yawing | |
| IEC 61400-1, ed. 3.0 (2005) | |
yawing | |
| IEC 61400-2, ed. 3.0 (2013) | |
zero (sequence) component (of a three-phase system) | |
| IEC 61400-27, ed. 1.0 (2015) | |
zero up-crossing wave | |
| IEC 61400-3, ed. 1.0 (2009) | |