Abstract: Energy uploading method transferring energy into liquid hydrocarbon comprising the steps a) preparing a mixture of hydrogen and carbon monoxide from carbon dioxide, H2O and energy, b) reacting said mixture to form liquid hydrocarbon, c) transferring heat energy from the formed liquid hydrocarbon to the carbon dioxide and or the H2O.

Abstract: A liquid hydrocarbon production method comprising a) reacting methane with water to form syngas containing hydrogen, b) reacting a part of the hydrogen with carbon dioxide to form methane and water, c) supplying said methane and water obtained from carbon dioxide to the syngas forming reaction and d) reacting the remaining syngas to form liquid hydrocarbons is dis closed.

Abstract: The invention concerns an energy system (Sanner cycle), comprising a first energy converting plant located at a first geographical position and a second energy converting plant located at a second geographical position, wherein the first energy converting plant is configured to produce at least one energy carrying compound from at least one energy depleted compound using energy obtained from a non-fossil energy source, wherein the second energy converting plant is configured to produce power, electricity and/or heat by reacting the at least one energy carrying compound such as to form the at least one energy depleted compound, and wherein said energy system further comprises a transporting system configured to transport the at least one energy carrying compound produced in the first energy converting plant to the second energy converting plant and to transport the at least one energy depleted compound produced in the second energy converting plant to the first energy converting plant.