An aircraft potable water supply system allows unused water to be recovered for later use. The system prevents cross contamination of potable water, waste water and foul water, drains down the entire system upon aircraft shutdown and refills the system in preparation for a resumption of service.

An aircraft potable water supply system allows unused water to be recovered for later use. The system prevents cross contamination of potable water, waste water and foul water, drains down the entire system upon aircraft shutdown and refills the system in preparation for a resumption of service.

Devices, methods, and systems for filling reservoirs including but not limited to an apparatus comprising a first transition conduit assembly; where the first transition conduit assembly includes a first inversion chamber housing connected to a first transition conduit, and the first inversion chamber housing includes a frustoconical portion; the first transition conduit assembly is adapted to create a first inversion gap when positioned above an inlet of the water storage tank; where the apparatus may further include a second transition conduit assembly and the second transition conduit assembly is adapted to create a second inversion gap when positioned above the first transition conduit assembly.

Devices, methods, and systems for filling reservoirs including but not limited to an apparatus comprising a first transition conduit assembly; where the first transition conduit assembly includes a first inversion chamber housing connected to a first transition conduit, and the first inversion chamber housing includes a frustoconical portion; the first transition conduit assembly is adapted to create a first inversion gap when positioned above an inlet of the water storage tank; where the apparatus may further include a second transition conduit assembly and the second transition conduit assembly is adapted to create a second inversion gap when positioned above the first transition conduit assembly.

Methods for making and installing inversion filling systems for reservoirs, including but not limited to providing a first transition conduit assembly and a second transition conduit assembly; where the first transition conduit assembly includes a first inversion chamber housing connected to a first transition conduit, and the first inversion chamber housing includes a frustoconical portion; where the second transition conduit assembly includes a second inversion chamber housing comprising a frustoconical portion connected to a second transition conduit; positioning the first transition conduit assembly above an inlet of the reservoir, creating a first inversion gap; positioning the second transition conduit assembly above the first transition conduit assembly, creating a second inversion gap; and extending the first transition conduit into the frustoconical portion of the second inversion chamber housing.

Methods for making and installing inversion filling systems for reservoirs, including but not limited to providing a first transition conduit assembly and a second transition conduit assembly; where the first transition conduit assembly includes a first inversion chamber housing connected to a first transition conduit, and the first inversion chamber housing includes a frustoconical portion; where the second transition conduit assembly includes a second inversion chamber housing comprising a frustoconical portion connected to a second transition conduit; positioning the first transition conduit assembly above an inlet of the reservoir, creating a first inversion gap; positioning the second transition conduit assembly above the first transition conduit assembly, creating a second inversion gap; and extending the first transition conduit into the frustoconical portion of the second inversion chamber housing.

The invention relates to circulation of fluids to an elevated container in general and more specifically a system and a method for circulation of fluids in a non-resistive manner to an elevated container with at least one fluid source container, at least one closed container for circulation, at least one elevated fluid container, at least one circulation mechanism for the purpose of circulation, and at least one start-stop mechanism for the purpose of circulation control.

The invention relates to circulation of fluids to an elevated container in general and more specifically a system and a method for circulation of fluids in a non-resistive manner to an elevated container with at least one fluid source container, at least one closed container for circulation, at least one elevated fluid container, at least one circulation mechanism for the purpose of circulation, and at least one start-stop mechanism for the purpose of circulation control.

The present invention discloses box-type variable frequency water supply equipment with an energy-saving function, and relates to the technical field of water supply equipment, including: a water tank, wherein the side wall of the water tank is provided with a water inlet and a water outlet, one end of the water outlet away from the water tank is provided with a pump set device, and the water tank is provided therein with a cleaning device; the water in the water tank is delivered to a water pump in the pump set device via the water outlet, and the water pump extracts water into a pipe system so as to realize pipeline water supply; in the process of delivering water in the water tank to the water outlet, the controller controls the cleaning device to start, and the cleaning device thereupon rotates under the action of the water flow; in the process of rotating the cleaning device, the inner wall of the water tank is cleaned, and the cleaning device cleans impurities attached to the inner wall of the water tank to avoid impurities accumulating on the inner wall to form scales, so as to prolong the maintenance period of the water tank and save the maintenance cost of the water tank; and secondly, the water tank is cleaned via the cleaning device such that the water quality in the water tank is improved.

The present invention discloses box-type variable frequency water supply equipment with an energy-saving function, and relates to the technical field of water supply equipment, including: a water tank, wherein the side wall of the water tank is provided with a water inlet and a water outlet, one end of the water outlet away from the water tank is provided with a pump set device, and the water tank is provided therein with a cleaning device; the water in the water tank is delivered to a water pump in the pump set device via the water outlet, and the water pump extracts water into a pipe system so as to realize pipeline water supply; in the process of delivering water in the water tank to the water outlet, the controller controls the cleaning device to start, and the cleaning device thereupon rotates under the action of the water flow; in the process of rotating the cleaning device, the inner wall of the water tank is cleaned, and the cleaning device cleans impurities attached to the inner wall of the water tank to avoid impurities accumulating on the inner wall to form scales, so as to prolong the maintenance period of the water tank and save the maintenance cost of the water tank; and secondly, the water tank is cleaned via the cleaning device such that the water quality in the water tank is improved.