| Abbreviation | Definition |
|---|---|
| KIER | Korea Institute of Energy Research |
| KNEV | Kentucky New Energy Ventures |
| KPE | Krakatau Posco Energy |
| KPEP | Kitselman Pure Energy Park |
| KREDA | Kargil Renewable Energy Development Authority |
| KSEB | Kerala State Electricity Board |
| KTOE | kilo tan of energy |
| KTSE | Keep That Same Energy |
| KWE | Konin Wind Energy |
| KWEA | Kern Wind Energy Association |
| LAEC | Lebanese Atomic Energy Commission |
| LAEE | Libyan Atomic Energy Estabilshment |
| LAES | Liquid Air Energy Storage |
| LAKE | Left Atrial Kinetic Energy |
| LAPRE | Los Alamos Power Reactor Experiment |
| LC | Load Curve |
| LCE | Lancaster Choice Energy |
| LCEB | Life Cycle Energy Balance |
| LCEC | Lebanese Center for Energy Conservation |
| LCEE | Low Carbon Energy and Environment |