Pump for use in e.g. ocean current for electricity production, has hemispherical part that is placed in front of internal structure and external envelope for increasing speed of fluid i.e. water, and allowing relatively laminar flow in pipe
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Pump and devices and installations comprising such a pump
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Cold gas producing device for air-conditioning system used to refresh air in room of home, has hydraulic pump whose driving chamber is in fluid communication with enclosure delimited by membrane that expands to reduce volume of enclosure
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Heat exchanger
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Heat exchanger
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Heat exchanger
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Hydraulic pump and hydraulic installation having such a pump.
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Hydraulic pump comprises pump piston driven in pumping cylinder by drive piston moved in driving cylinder by high expansion coefficient liquid, tube bundle undergoing thermal exchange with heat and cold sources connected to drive chamber
