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A B C D E F G H I J K L M N O P Q R S T U V W X Y Z ALL
SymbolNameUnit
H $H$Distance center of pipe to groundm
$H_1$Component of inductance $H_1$ of armourH/m
$h_1$Factor $h_1$ for emergency load
$H_2$Component of inductance $H_2$ of armourH/m
$H_3$Component of inductance $H_3$ of armourH/m
$h_{amb}$Pseudo film coefficient of ambient fluid at ground levelW/(K.m$^2$)
$h_{atm}$Height above sea levelm
$h_b$Height of the backfillmm
$h_{bs}$Heat dissipation coefficient for black surfaces in free airW/m$^2$/K$^{5/4}$
$h_{buried}$Heat transfer coefficient wall to soilW/(K.m$^2$)
$H_c$Heat energy contentMJ/m
$h_{conv,c}$Convection heat transfer coefficient, conductor to gasW/(K.m$^2$)
$h_{conv,da}$Convection heat transfer coefficient, duct to airW/(K.m$^2$)
$h_{conv,encl}$Convection heat transfer coefficient, gas to enclosureW/m2.K
$h_{conv,gd}$Convection heat transfer coefficient, gas to ductW/(K.m$^2$)
$h_{conv,od}$Convection heat transfer coefficient, object to ductW/(K.m$^2$)
$h_{conv,og}$Convection heat transfer coefficient, object to gasW/(K.m$^2$)
$h_{conv,sa}$Convection heat transfer coefficient, surface to airW/(K.m$^2$)
$h_{era}$Convection heat transfer coefficient acc. ERAW/(K.m$^2$)
$h_{ext}$External heat transfer coefficientW/(K.m$^2$)
$h_{ground}$Heat transfer coefficient buried part of wall to soilW/(K.m$^2$)
$h_{in}$Heat transfer coefficient insideW/(K.m$^2$)
$h_{lg}$Ratio of heat dissipation coefficients
$h_{rad,ce}$Radiation heat transfer coefficient, conductor to enclosureW/(K.m$^2$)
$h_{rad,da}$Radiation heat transfer coefficient, duct to airW/(K.m$^2$)
$h_{rad,od}$Radiation heat transfer coefficient, object to ductW/(K.m$^2$)
$h_{rad,sa}$Radiation heat transfer coefficient, surface to airW/(K.m$^2$)
$H_s$Sheath conductanceH/m
$h_{soil}$Heat transfer coefficient wall-soilW/(K.m$^2$)
$H_{sun}$Intensity of solar radiationW/m$^2$
$h_t$Inner heightm
$h_{T4}$Ratio of thermal resistance to ambient
$H_{tc}$Parameter H for trough
$h_{tr}$Heat transfer coefficientW/(K.m$^2$)
$H_{ts}$Parameter H depending on air velocity
$H_x$Magnetic field x-componentmH
$H_y$Magnetic field y-componentmH