Energy system

Abstract

An energy system operable to generate mechanical energy. The energy system comprises a cluster of elongated energy cells. The energy cells are arranged parallel to each other in their longitudinal direction in a cylinder block means. Each energy cell is operable to generate mechanical energy when a phase change material (PCM) changes from solid phase to liquid phase, wherein the phase change material expands when changing from solid phase to liquid phase. The energy system also comprises a cylinder head means and a cylinder bottom means, both connected to the cylinder block means.

1 . An energy system operable to generate mechanical energy, said energy system comprising a cluster of elongated energy cells,
 wherein said energy cells are arranged parallel to each other in their longitudinal direction in a cylinder block in such a way as to optimize the volume of said cylinder block,   wherein each energy cell is operable to generate mechanical energy when a phase change material (PCM) changes from solid phase to liquid phase,   said energy cell comprises a housing holding said phase change material (PCM), an insulating means arranged between said housing , and said phase change material (PCM), and a heat exchanger encompassed by said phase change material (PCM), and comprising a heat transfer media,   wherein said heat exchanger has an inner surface provided with a number of inner flanges, and an outer surface provided with a number of outer flanges, said inner flanges are encompassed by said heat transfer media, and said outer flanges are encompassed by said phase change material (PCM), and   wherein said energy cell also comprises a movable member arranged in connection to, and being affected by said phase change material (PCM),   wherein said energy system also comprises a cylinder head and a cylinder bottom, wherein said cylinder head is connected to said cylinder block, and comprises a space arranged in connection to said movable member for each energy cell, and comprising a working fluid contained in connection to, and being affected by said movable member,   wherein the phase change material expands when changing from solid phase to liquid phase and pushes the movable member to cause a reduction of the space comprising the working fluid, and   wherein said cylinder bottom is connected to said cylinder block opposite to said cylinder head, and comprising tubular members operable to transport said heat transfer media.   
     
     
         2 . The energy system according to  claim 1 , wherein said tubular members each is a first tubular member for each energy cell, and wherein said cylinder head also comprises a second tubular member for each energy cell, wherein each first and second tubular member is arranged in relation to said energy cell in such a way that said heat transfer media flows through said first tubular member to said heat exchanger, and back through said second tubular member, or vice versa. 
     
     
         3 . The energy system according to  claim 1 , wherein said tubular members each is divided with a partitioning into a first tubular member, and a second tubular member for each energy cell, wherein said first and second tubular members are arranged in connection with said cylinder bottom in such a way that said heat transfer media flows through said first tubular member, forth and back through said heat exchanger, and said second tubular member. 
     
     
         4 . The energy system according to  claim 2 , wherein said second tubular member is comprised in and/or connected to a second grommet each connected to a second pipe outside said cylinder head, and wherein said cylinder head also comprises a first grommet for each energy cell and connected to said space, wherein each first grommet is connected to a first pipe outside said cylinder head. 
     
     
         5 . The energy system according to  claim 2 , wherein said second tubular member is comprised in and/or connected to a second duct each connected to a common duct in turn connected to a first connector outside said cylinder head, and wherein said cylinder head also comprises a first duct connected to said space, and to a common duct in turn connected to a second connector outside said cylinder head. 
     
     
         6 . The energy system according to  claim 4 , wherein said energy system also comprises valves located outside said cylinder head both for said heat transfer media, and said working fluid. 
     
     
         7 . The energy system according to  claim 2 , wherein said cylinder head also comprises a first container for hot transfer media, and a second container for cold heat transfer media, wherein each said second tubular member is connected to a valve integrated in said cylinder head, wherein each said second tubular member after said valve is connected to a first duct connected to said first container and to a second duct connected to said second container, wherein said first container is connected to a first connector, and said second container is connected, via a first duct, to a second connector, wherein each valve is located in connection to an energy cell, and operable to switch between hot and cold heat transfer media, and wherein said cylinder head also comprises a second duct connected to said space, and to a common duct in turn connected to a third connector, wherein said first to third connector are located outside said cylinder head. 
     
     
         8 . The energy system according to  claim 2 , wherein said cylinder bottom comprises a grommet for each said first tubular member. 
     
     
         9 . The energy system according to  claim 3 , wherein said cylinder head also comprises a first pipe for each energy cell connected to said space, and wherein said energy system also comprises a second pipe connected to each first pipe and located outside said cylinder head. 
     
     
         10 . The energy system according to  claim 3 , wherein said cylinder head also comprises a first duct connected to said space, and to a common duct in turn connected to a first connector outside said cylinder head. 
     
     
         11 . The energy system according to  claim 3 , wherein each said first and second tubular member is comprised in and/or connected to a first and second grommet connected to a first and second pipe located outside said cylinder bottom. 
     
     
         12 . The energy system according to  claim 3 , wherein each said first and second tubular member is comprised in and/or connected to a first and second duct, wherein each said first duct is connected to a first common duct in turn connected to a first connector located outside said cylinder bottom, and wherein each said second duct is connected to a second common duct in turn connected to a second connector located outside said cylinder bottom. 
     
     
         13 . The energy system according to  claim 11 , wherein said energy system also comprises valves located outside said cylinder bottom for said heat transfer media. 
     
     
         14 . The energy system according to  claim 3 ,
 wherein said cylinder bottom also comprises a first container, and a second container,   wherein each said first and second tubular member is connected to a valve integrated in said cylinder bottom,   wherein each said first tubular member after said valve is connected to a first duct connected to said first container, and each said second tubular member after said valve is connected to a second duct connected to said second container,   wherein said first container is connected to a first connector, and said second container is connected, via a first duct, to a second connector, and   wherein said valve is located in connection to said energy cell, and operable to switch between hot and cold heat transfer media.   
     
     
         15 . A method for generating mechanical energy using an energy system comprising a cluster of elongated energy cells, further the method comprising the steps of:
 arranging said energy cells parallel to each other in their longitudinal direction in a cylinder block in such a way as to optimize the volume of said cylinder block, wherein each energy cell is operable to generate mechanical energy when a phase change material (PCM) changes from solid phase to liquid phase, each energy cell comprising a housing holding said phase change material (PCM);   arranging an insulating means between said housing and said phase change material (PCM);   providing a heat exchanger encompassed by said phase change material (PCM), and comprising a heat transfer media, wherein said heat exchanger has an inner surface provided with a number of inner flanges, and an outer surface provided with a number of outer flanges, said inner flanges are encompassed by said heat transfer media, and said outer flanges are encompassed by said phase change material (PCM);   arranging a movable member in connection to, and being affected by said phase change material (PCM) in said energy cells;   connecting a cylinder head to said cylinder block, wherein the cylinder head comprises a space arranged in connection to said movable member for each energy cell, which space comprises a working fluid contained in connection to, and being affected by said movable member,   connecting a cylinder bottom to said cylinder block opposite to said cylinder head, wherein the cylinder bottom comprises tubular members operable to transport said heat transfer media; and   heating the phase change material by passing heat transfer media with a high temperature through the heat exchanger to cause a change from solid phase to liquid phase, wherein the phase change material expands and pushes the movable member to cause a reduction of the space comprising the working fluid.