quad
Energyexact by definition
The quad is one quadrillion BTU, 10¹⁵ BTU_IT, exactly 1.05505585262 × 10¹⁸ joules, or 1.055 exajoules. It exists for one purpose: stating national energy consumption in a single-digit number. The United States uses roughly 94 quads a year and the world about 600.
| 1 | 1.0550559e+18 |
One quad in every energy unit
| 6.58514e+36 | electron volt (eV) | |
| 2.41999e+35 | hartree (Eh) | |
| 6.58514e+33 | kiloelectron volt (keV) | |
| 6.58514e+30 | megaelectron volt (MeV) | |
| 6.58514e+27 | gigaelectron volt (GeV) | |
| 1.05506e+27 | nanojoule (nJ) | |
| 1.05506e+25 | erg (erg) | |
| 6.58514e+24 | teraelectron volt (TeV) | |
| 1.05506e+24 | microjoule (µJ) | |
| 1.05506e+21 | millijoule (mJ) | |
| 9.33803e+18 | inch-pound (in·lb) | |
| 1.05506e+18 | joule (J) | |
| 7.78169e+17 | foot-pound (ft⋅lb) | |
| 2.52164e+17 | calorie (cal) | |
| 2.51996e+17 | calorie (International Table) (cal IT) | |
| 1.05506e+15 | kilojoule (kJ) | |
| 1.00067e+15 | BTU (thermochemical) (BTU th) | |
| 1.00000e+15 | British thermal unit (BTU) | |
| 293,071,000,000,000 | watt-hour (Wh) | |
| 252,164,000,000,000 | kilocalorie (kcal) | |
| 1,055,060,000,000 | megajoule (MJ) | |
| 393,015,000,000 | horsepower-hour (hp·h) | |
| 293,071,000,000 | kilowatt-hour (kWh) | |
| 10,000,000,000 | therm (therm) | |
| 1,055,060,000 | gigajoule (GJ) | |
| 1,000,000,000 | million BTU (MMBTU) | |
| 293,071,000 | megawatt-hour (MWh) | |
| 252,164,000 | ton of TNT (t TNT) | |
| 25,199,600 | tonne of oil equivalent (toe) | |
| 1,055,060 | terajoule (TJ) | |
| 293,071 | gigawatt-hour (GWh) | |
| 252,164 | kiloton of TNT (kt TNT) | |
| 1,055.06 | petajoule (PJ) | |
| 293.071 | terawatt-hour (TWh) | |
| 252.164 | megaton of TNT (Mt TNT) | |
| 1 | quad (quad)this unit |
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