JP2006077719A5 - - Google Patents

Claims (5)

  A water intake section provided at a depth of a predetermined distance from the liquid surface;
  At least the bottom part is divided into two, and a pumping pipe part extending from the liquid surface connected to the water intake part to the upper part of the divided one part;
  An upper inclined pipe portion provided with a power generation water turbine in the middle inclined from the top of the pumped portion toward the liquid surface;
  A substantially U-shaped discharge pipe part capable of discharging the liquid from the pumping pipe part with the bottom part extending from the upper inclined pipe part end part below the liquid surface and the other end part opened above the surface;
  An extension pipe part extending upward from a hole formed in the upper part of the upper inclined pipe part ahead of the power generation water turbine arrangement position, and the pumping pipe part below the water surface from the end of the extension pipe part A compressed gas circulation part including a compressed gas blower pipe connected to the other part of the bottom part, and
  Gas compression means provided in the extension part of the compressed gas circulation part to compress and blow the gas,
  The power generation system characterized in that the gas compressing means compresses the gas so that the compressed gas is ejected from the other part of the bottom of the pumping pipe section to the pumping pipe section. 2. The power generation according to claim 1, further comprising: a compressed gas storage unit that stores the compressed gas in the vicinity of a connection portion to the other part of the bottom of the pumping pipe section below the water surface of the compressed gas circulation unit. system.   A water intake section provided at a depth of a predetermined distance from the liquid surface;
  At least the bottom part is divided into two, and a pumping pipe part extending from the liquid surface connected to the water intake part to the upper part of the divided one part;
  An upper inclined pipe portion provided with a power generation water turbine in the middle inclined from the top of the pumped portion toward the liquid surface;
  A substantially U-shaped discharge pipe part capable of discharging the liquid from the pumping pipe part with the bottom part extending from the upper inclined pipe part end part below the liquid surface and the other end part opened above the surface;
  An extension pipe part extending upward from a hole formed in the upper part of the upper inclined pipe part ahead of the power generation water turbine arrangement position, and the pumping pipe part below the water surface from the end of the extension pipe part A compressed gas circulation part including a compressed gas blower pipe connected to the other part of the bottom part, and
  Gas compression means provided in the extension part of the compressed gas circulation part to compress and blow the gas,
  The power generation system characterized in that the gas compressing means compresses the gas so that the compressed gas is ejected from the other part of the bottom of the pumping pipe section to the pumping pipe section.   A water intake section provided at a predetermined depth from the liquid surface, a pumping pipe section extending at least from the liquid surface to which at least a bottom section is divided into two and one of the divided sections is connected to the water intake section; An upper inclined pipe part inclined from the top part toward the liquid surface, and a bottom part extending from the end part of the upper inclined pipe part below the surface of the liquid, and the other end opening upward from the surface. A substantially U-shaped discharge pipe part capable of discharging the liquid and an extension pipe extending upward from a hole formed in the upper part of the upper inclined pipe part are separated from the bottom of the pumping pipe part below the water surface. A power generation method of a power generation system having a compressed gas circulation unit connected to the other part,
  While providing a water turbine for power generation in a pipe between the top part of the upper inclined pipe part and the hole part, a gas compressor for compressing and sending gas into the extension pipe is provided,
  The gas compressor and the other portion of the bottom of the pumping pipe section are hermetically sealed, and the compressed gas from the gas compressor is mixed with the liquid taken into the section of the bottom of the pumping pipe section to mix the liquid. The specific gravity is reduced and the liquid is pushed up to the position of the upper inclined pipe section, the power generation turbine is rotated, the liquid is discharged from the other end of the discharge pipe section after passing through the power generation turbine, and the gas mixed with the liquid is A power generation method characterized by maintaining a gas compression state by sending a compressed state from an extension pipe to a gas compressor after passing through a power generation water turbine. A compressed gas storage unit that stores compressed gas in the vicinity of a connection portion to the other part of the bottom of the pumping pipe section below the water surface of the compressed gas circulation unit, and according to the amount of water taken from the water intake unit power generation method according to claim 4 characterized by mixing the compressed gas.