energy
705 abbreviations
| Abbreviation | Meaning | |
|---|---|---|
| GIC | Gas Inventory Charge (natural gas) | |
| GISB | Gas Industry Standards Board (now NAESB) (US) (natural gas) | |
| GLDF | Generator to Load Distribution Factor. See Load balancing (electricity) | |
| Gm3 | Billion cubic metres (measurement – gas) | |
| GMO | Genetically modified organism | |
| GMP | Green Mountain Power (US) (electricity) | |
| GNP | gross national product (economics) | |
| GNSED | Global Network for Sustainable Energy Development | |
| GRI | Gas Research Institute (US) (natural gas) | |
| GridCo | Any company running a transmission grid (electricity). Also known as a TransCo (US) (electricity) | |
| GSF | Generator to Load Distribution Factor. See Load balancing (electricity) | |
| GSR | Gas Supply Realignment (natural gas) | |
| Gt | Gigaton (1 billion tons) (measurement) | |
| GTCC | Gas Turbine Combined Cycle (electricity) | |
| GTI | Gas Technology Institute (US) | |
| Gtoe | One billion tons of oil equivalent(EU) (measurement- oil) | |
| GVEP | Global Village Energy Partnership (organization) | |
| GVW | gross vehicle weight (transportation) | |
| GW | Gigawatt (one billion watts) (measurement- elect) | |
| GWE | Gigawatt of electric energy (measurement- elect) | |
| Gwh | Gigawatt hour (one billion watt hours) (measurement- elect) | |
| GWP | global warming potential (climate) | |
| HCA | Host Control Area (electricity) | |
| HDD | heating degree day | |
| HDD | Heating degree days a qualitative index used to reflect the demand for energy to heat a business (conservation) | |
| HERS | Home energy rating standard (conservation) | |
| HHI | home heating index | |
| HHI | Hirschman Herfindahl Index (markets) | |
| HID | high intensity discharge (electricity) | |
| HID | high-intensity discharge | |
| hp | Horsepower (measurement) | |
| HRV | heat-recovery ventilator | |
| HSPF | heating seasonal performance factor | |
| HTGR | high temperature gas cooled reactor (nuclear) | |
| HVAC | Heating, ventilation, and air conditioning (conservation) | |
| HVAC | High voltage alternating current (electricity) | |
| HVAR | Highly Valued Aquatic Resource | |
| HVI | Home Ventilating Institute | |
| I/C | Interruptible /Curtailable (electricity) | |
| ICAP | Installed Capacity (electricity) | |
| ICAP-SCR | Installed capacity special case resources (electricity) | |
| ICE | Internal combustion engine (transportation) | |
| ICT | Independent Coordinator of Transmission (US) (electricity) | |
| IDC | Interchange Distribution Calculator (electricity) | |
| IEA | International Energy Agency (Paris) | |
| IECC | International Energy Conservation Code | |
| IEM | Internal electricity market (electricity) | |
| IEPE | Institute of Energy Policy and Economics (France) | |
| IER | Incremental Energy Rate | |
| IET | International emission trading (policy) |