361 lines
12 KiB
Plaintext
361 lines
12 KiB
Plaintext
# Default Pint units definition file
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# Based on the International System of Units
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# Language: english
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# :copyright: 2013 by Pint Authors, see AUTHORS for more details.
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# decimal prefixes
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yocto- = 1e-24 = y-
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zepto- = 1e-21 = z-
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atto- = 1e-18 = a-
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femto- = 1e-15 = f-
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pico- = 1e-12 = p-
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nano- = 1e-9 = n-
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micro- = 1e-6 = u- = µ-
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milli- = 1e-3 = m-
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centi- = 1e-2 = c-
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deci- = 1e-1 = d-
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deca- = 1e+1 = da-
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hecto- = 1e2 = h-
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kilo- = 1e3 = k-
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mega- = 1e6 = M-
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giga- = 1e9 = G-
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tera- = 1e12 = T-
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peta- = 1e15 = P-
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exa- = 1e18 = E-
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zetta- = 1e21 = Z-
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yotta- = 1e24 = Y-
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# binary_prefixes
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kibi- = 2**10 = Ki-
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mebi- = 2**20 = Mi-
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gibi- = 2**30 = Gi-
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tebi- = 2**40 = Ti-
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pebi- = 2**50 = Pi-
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exbi- = 2**60 = Ei-
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zebi- = 2**70 = Zi-
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yobi- = 2**80 = Yi-
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# reference
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meter = [length] = m = metre
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second = [time] = s = sec
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ampere = [current] = A = amp
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candela = [luminosity] = cd = candle
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gram = [mass] = g
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mole = [substance] = mol
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kelvin = [temperature]; offset: 0 = K = degK
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radian = [] = rad
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bit = []
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count = []
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@import constants_en.txt
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# acceleration
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[acceleration] = [length] / [time] ** 2
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# Angle
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turn = 2 * pi * radian = revolution = cycle = circle
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degree = pi / 180 * radian = deg = arcdeg = arcdegree = angular_degree
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arcminute = arcdeg / 60 = arcmin = arc_minute = angular_minute
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arcsecond = arcmin / 60 = arcsec = arc_second = angular_second
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steradian = radian ** 2 = sr
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# Area
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[area] = [length] ** 2
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are = 100 * m**2
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barn = 1e-28 * m ** 2 = b
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cmil = 5.067075e-10 * m ** 2 = circular_mils
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darcy = 9.869233e-13 * m ** 2
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acre = 4046.8564224 * m ** 2 = international_acre
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hectare = 100 * are = ha
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US_survey_acre = 160 * rod ** 2
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# EM
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esu = 1 * erg**0.5 * centimeter**0.5 = statcoulombs = statC = franklin = Fr
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esu_per_second = 1 * esu / second = statampere
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ampere_turn = 1 * A
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gilbert = 10 / (4 * pi ) * ampere_turn
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coulomb = ampere * second = C
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volt = joule / coulomb = V
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farad = coulomb / volt = F
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ohm = volt / ampere = Ω
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siemens = ampere / volt = S = mho
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weber = volt * second = Wb
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tesla = weber / meter ** 2 = T
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henry = weber / ampere = H
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elementary_charge = 1.602176487e-19 * coulomb = e
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chemical_faraday = 9.64957e4 * coulomb
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physical_faraday = 9.65219e4 * coulomb
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faraday = 96485.3399 * coulomb = C12_faraday
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gamma = 1e-9 * tesla
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gauss = 1e-4 * tesla
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maxwell = 1e-8 * weber = mx
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oersted = 1000 / (4 * pi) * A / m = Oe
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statfarad = 1.112650e-12 * farad = statF = stF
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stathenry = 8.987554e11 * henry = statH = stH
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statmho = 1.112650e-12 * siemens = statS = stS
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statohm = 8.987554e11 * ohm
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statvolt = 2.997925e2 * volt = statV = stV
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unit_pole = 1.256637e-7 * weber
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# Energy
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[energy] = [force] * [length]
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joule = newton * meter = J
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erg = dyne * centimeter
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btu = 1.05505585262e3 * joule = Btu = BTU = british_thermal_unit
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electron_volt = 1.60217653e-19 * J = eV
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quadrillion_btu = 10**15 * btu = quad
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thm = 100000 * BTU = therm = EC_therm
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cal = 4.184 * joule = calorie = thermochemical_calorie
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international_steam_table_calorie = 4.1868 * joule
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ton_TNT = 4.184e9 * joule = tTNT
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US_therm = 1.054804e8 * joule
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watt_hour = watt * hour = Wh = watthour
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hartree = 4.35974394e-18 * joule = E_h = hartree_energy
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# Force
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[force] = [mass] * [acceleration]
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newton = kilogram * meter / second ** 2 = N
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dyne = gram * centimeter / second ** 2 = dyn
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force_kilogram = g_0 * kilogram = kgf = kilogram_force = pond
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force_gram = g_0 * gram = gf = gram_force
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force_ounce = g_0 * ounce = ozf = ounce_force
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force_pound = g_0 * lb = lbf = pound_force
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force_ton = 2000 * force_pound = ton_force
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poundal = lb * feet / second ** 2 = pdl
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kip = 1000*lbf
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# Frequency
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[frequency] = 1 / [time]
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hertz = 1 / second = Hz = rps
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revolutions_per_minute = revolution / minute = rpm
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counts_per_second = count / second = cps
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# Heat
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#RSI = degK * meter ** 2 / watt
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#clo = 0.155 * RSI = clos
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#R_value = foot ** 2 * degF * hour / btu
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# Information
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byte = 8 * bit = B = octet
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baud = bit / second = Bd = bps
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# Irradiance
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peak_sun_hour = 1000 * watt_hour / meter**2 = PSH
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langley = thermochemical_calorie / centimeter**2 = Langley
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# Length
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angstrom = 1e-10 * meter = Å = ångström = Å
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inch = 2.54 * centimeter = in = international_inch = inches = international_inches
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foot = 12 * inch = ft = international_foot = feet = international_feet
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mile = 5280 * foot = mi = international_mile
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yard = 3 * feet = yd = international_yard
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mil = inch / 1000 = thou
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parsec = 3.08568025e16 * meter = pc
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light_year = speed_of_light * julian_year = ly = lightyear
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astronomical_unit = 149597870691 * meter = au
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nautical_mile = 1.852e3 * meter = nmi
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printers_point = 127 * millimeter / 360 = point
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printers_pica = 12 * printers_point = pica
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US_survey_foot = 1200 * meter / 3937
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US_survey_yard = 3 * US_survey_foot
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US_survey_mile = 5280 * US_survey_foot = US_statute_mile
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rod = 16.5 * US_survey_foot = pole = perch
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furlong = 660 * US_survey_foot
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fathom = 6 * US_survey_foot
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chain = 66 * US_survey_foot
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barleycorn = inch / 3
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arpentlin = 191.835 * feet
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kayser = 1 / centimeter = wavenumber
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# Mass
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dram = oz / 16 = dr = avoirdupois_dram
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ounce = 28.349523125 * gram = oz = avoirdupois_ounce
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pound = 0.45359237 * kilogram = lb = avoirdupois_pound
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stone = 14 * lb = st
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carat = 200 * milligram
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grain = 64.79891 * milligram = gr
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long_hundredweight = 112 * lb
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short_hundredweight = 100 * lb
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metric_ton = 1000 * kilogram = t = tonne
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pennyweight = 24 * gram = dwt
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slug = 14.59390 * kilogram
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troy_ounce = 480 * grain = toz = apounce = apothecary_ounce
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troy_pound = 12 * toz = tlb = appound = apothecary_pound
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drachm = 60 * grain = apdram = apothecary_dram
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atomic_mass_unit = 1.660538782e-27 * kilogram = u = amu = dalton = Da
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scruple = 20 * grain
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bag = 94 * lb
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ton = 2000 * lb = short_ton
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# Textile
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denier = gram / (9000 * meter)
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tex = gram / (1000 * meter)
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dtex = decitex
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# Photometry
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lumen = candela * steradian = lm
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lux = lumen / meter ** 2 = lx
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# Power
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[power] = [energy] / [time]
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watt = joule / second = W = volt_ampere = VA
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horsepower = 33000 * ft * lbf / min = hp = UK_horsepower = British_horsepower
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boiler_horsepower = 33475 * btu / hour
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metric_horsepower = 75 * force_kilogram * meter / second
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electric_horsepower = 746 * watt
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hydraulic_horsepower = 550 * feet * lbf / second
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refrigeration_ton = 12000 * btu / hour = ton_of_refrigeration
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# Pressure
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[pressure] = [force] / [area]
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Hg = gravity * 13.59510 * gram / centimeter ** 3 = mercury = conventional_mercury
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mercury_60F = gravity * 13.5568 * gram / centimeter ** 3
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H2O = gravity * 1000 * kilogram / meter ** 3 = h2o = water = conventional_water
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water_4C = gravity * 999.972 * kilogram / meter ** 3 = water_39F
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water_60F = gravity * 999.001 * kilogram / m ** 3
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pascal = newton / meter ** 2 = Pa
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bar = 100000 * pascal
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atmosphere = 101325 * pascal = atm = standard_atmosphere
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technical_atmosphere = kilogram * gravity / centimeter ** 2 = at
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torr = atm / 760
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pound_force_per_square_inch = pound * gravity / inch ** 2 = psi
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kip_per_square_inch = kip / inch ** 2 = ksi
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barye = 0.1 * newton / meter ** 2 = barie = barad = barrie = baryd = Ba
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mm_Hg = millimeter * Hg = mmHg = millimeter_Hg = millimeter_Hg_0C
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cm_Hg = centimeter * Hg = cmHg = centimeter_Hg
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in_Hg = inch * Hg = inHg = inch_Hg = inch_Hg_32F
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inch_Hg_60F = inch * mercury_60F
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inch_H2O_39F = inch * water_39F
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inch_H2O_60F = inch * water_60F
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footH2O = ft * water
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cmH2O = centimeter * water
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foot_H2O = ft * water = ftH2O
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standard_liter_per_minute = 1.68875 * Pa * m ** 3 / s = slpm = slm
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# Radiation
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Bq = Hz = becquerel
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curie = 3.7e10 * Bq = Ci
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rutherford = 1e6*Bq = rd = Rd
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Gy = joule / kilogram = gray = Sv = sievert
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rem = 1e-2 * sievert
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rads = 1e-2 * gray
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roentgen = 2.58e-4 * coulomb / kilogram
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# Temperature
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degC = kelvin; offset: 273.15 = celsius
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degR = 5 / 9 * kelvin; offset: 0 = rankine
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degF = 5 / 9 * kelvin; offset: 255.372222 = fahrenheit
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# Time
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minute = 60 * second = min
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hour = 60 * minute = hr
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day = 24 * hour
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week = 7 * day
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fortnight = 2 * week
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year = 31556925.9747 * second
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month = year / 12
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shake = 1e-8 * second
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sidereal_day = day / 1.00273790935079524
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sidereal_hour = sidereal_day / 24
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sidereal_minute = sidereal_hour / 60
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sidereal_second = sidereal_minute / 60
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sidereal_year = 366.25636042 * sidereal_day
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sidereal_month = 27.321661 * sidereal_day
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tropical_month = 27.321661 * day
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synodic_month = 29.530589 * day = lunar_month
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common_year = 365 * day
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leap_year = 366 * day
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julian_year = 365.25 * day
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gregorian_year = 365.2425 * day
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millenium = 1000 * year = millenia = milenia = milenium
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eon = 1e9 * year
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work_year = 2056 * hour
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work_month = work_year / 12
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# Velocity
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[speed] = [length] / [time]
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knot = nautical_mile / hour = kt = knot_international = international_knot = nautical_miles_per_hour
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mph = mile / hour = MPH
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kph = kilometer / hour = KPH
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# Viscosity
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[viscosity] = [pressure] * [time]
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poise = 1e-1 * Pa * second = P
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stokes = 1e-4 * meter ** 2 / second = St
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rhe = 10 / (Pa * s)
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# Volume
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[volume] = [length] ** 3
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liter = 1e-3 * m ** 3 = l = L = litre
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cc = centimeter ** 3 = cubic_centimeter
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stere = meter ** 3
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gross_register_ton = 100 * foot ** 3 = register_ton = GRT
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acre_foot = acre * foot = acre_feet
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board_foot = foot ** 2 * inch = FBM
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bushel = 2150.42 * inch ** 3 = bu = US_bushel
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dry_gallon = bushel / 8 = US_dry_gallon
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dry_quart = dry_gallon / 4 = US_dry_quart
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dry_pint = dry_quart / 2 = US_dry_pint
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gallon = 231 * inch ** 3 = liquid_gallon = US_liquid_gallon
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quart = gallon / 4 = liquid_quart = US_liquid_quart
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pint = quart / 2 = pt = liquid_pint = US_liquid_pint
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cup = pint / 2 = liquid_cup = US_liquid_cup
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gill = cup / 2 = liquid_gill = US_liquid_gill
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fluid_ounce = gill / 4 = floz = US_fluid_ounce = US_liquid_ounce
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imperial_bushel = 36.36872 * liter = UK_bushel
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imperial_gallon = imperial_bushel / 8 = UK_gallon
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imperial_quart = imperial_gallon / 4 = UK_quart
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imperial_pint = imperial_quart / 2 = UK_pint
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imperial_cup = imperial_pint / 2 = UK_cup
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imperial_gill = imperial_cup / 2 = UK_gill
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imperial_floz = imperial_gill / 5 = UK_fluid_ounce = imperial_fluid_ounce
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barrel = 42 * gallon = bbl
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tablespoon = floz / 2 = tbsp = Tbsp = Tblsp = tblsp = tbs = Tbl
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teaspoon = tablespoon / 3 = tsp
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peck = bushel / 4 = pk
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fluid_dram = floz / 8 = fldr = fluidram
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firkin = barrel / 4
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@context(n=1) spectroscopy = sp
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# n index of refraction of the medium.
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[length] <-> [frequency]: speed_of_light / n / value
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[frequency] -> [energy]: planck_constant * value
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[energy] -> [frequency]: value / planck_constant
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@end
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@context boltzmann
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[temperature] -> [energy]: boltzmann_constant * value
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[energy] -> [temperature]: value / boltzmann_constant
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@end
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@context(mw=0,volume=0,solvent_mass=0) chemistry = chem
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# mw is the molecular weight of the species
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# volume is the volume of the solution
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# solvent_mass is the mass of solvent in the solution
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# moles -> mass require the molecular weight
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[substance] -> [mass]: value * mw
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[mass] -> [substance]: value / mw
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# moles/volume -> mass/volume and moles/mass -> mass / mass
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# require the molecular weight
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[substance] / [volume] -> [mass] / [volume]: value * mw
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[mass] / [volume] -> [substance] / [volume]: value / mw
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[substance] / [mass] -> [mass] / [mass]: value * mw
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[mass] / [mass] -> [substance] / [mass]: value / mw
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# moles/volume -> moles requires the solution volume
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[substance] / [volume] -> [substance]: value * volume
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[substance] -> [substance] / [volume]: value / volume
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# moles/mass -> moles requires the solvent (usually water) mass
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[substance] / [mass] -> [substance]: value * solvent_mass
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[substance] -> [substance] / [mass]: value / solvent_mass
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# moles/mass -> moles/volume require the solvent mass and the volume
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[substance] / [mass] -> [substance]/[volume]: value * solvent_mass / volume
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[substance] / [volume] -> [substance] / [mass]: value / solvent_mass * volume
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@end
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