Independent water use system

Abstract

An independent water use system is for water use for one or more specific water demand facilities, and includes a clean water generator, a clean water pipe to allow clean water generated by the clean water generator to flow to a clean water demand facility, a first drainage water pipe to allow first drainage water resulting from usage of the clean water in the clean water demand facility to flow therethrough, a purifier connected to the first drain pipe to purify the first drainage water, and a recycled water pipe to allow recycled water obtained by purification of the first drainage water performed by the purifier to flow to recycled water demand facility.

What is claimed is: 
     
         1 . An independent water use system for water use for one or more specific water demand facilities, the independent water use system comprising:
 a clean water generator;   a clean water pipe to allow clean water generated by the clean water generator to flow to a clean water demand facility;   a first drainage water pipe to allow first drainage water, resulting from usage of the clean water in the clean water demand facility, to flow therethrough;   a purifier connected to the first drainage water pipe to purify the first drainage water; and   a recycled water pipe to allow recycled water obtained by purification of the first drainage water performed by the purifier to flow to a recycled water demand facility.   
     
     
         2 . The independent water use system according to  claim 1 , further comprising:
 a clean water storage tank connected to the clean water pipe to store the clean water;   a clean water outflow pipe to allow the clean water stored in the clean water storage tank to outflow to somewhere other than the clean water demand facility; and   a clean water outflow device to adjust an outflow rate of the clean water through the clean water outflow pipe.   
     
     
         3 . The independent water use system according to  claim 2 , further comprising:
 a recycled water storage tank connected to the recycled water pipe to store the recycled water; wherein   the clean water outflow pipe is configured to allow the clean water stored in the clean water storage tank to outflow to the recycled water storage tank.   
     
     
         4 . The independent water use system according to  claim 2 , further comprising:
 a clean water state detector to detect a state including at least one of a quality or a water level of the clean water stored in the clean water storage tank; wherein   the clean water outflow device is configured to adjust the outflow rate of the clean water based on the state of the clean water detected by the clean water state detector.   
     
     
         5 . The independent water use system according to  claim 2 , further comprising:
 a clean water state detector to detect a state of the clean water stored in the clean water storage tank; wherein   the clean water generator is configured to adjust an amount of the clean water generated thereby based on the state of the clean water detected by the clean water state detector.   
     
     
         6 . The independent water use system according to  claim 4 , wherein
 the clean water state detector includes at least one of (i) a clean water level gauge to detect the water level of the clean water stored in the clean water storage tank or (ii) a clean water quality meter to detect the quality of the clean water stored in the clean water storage tank.   
     
     
         7 . The independent water use system according to  claim 1 , further comprising:
 a plurality of clean water storage tanks connected to the clean water pipe to store the clean water; and   a plurality of clean water inlet devices corresponding to the respective plurality of clean water storage tanks and a plurality of clean water outlet devices corresponding to the respective plurality of clean water storage tanks; wherein   the plurality of clean water inlet devices are each configured to adjust a flow rate of the clean water to flow into a corresponding one of the plurality of clean water storage tanks; and   the plurality of clean water outlet devices are each configured to adjust a flow rate of the clean water to flow out of a corresponding one of the plurality of clean water storage tanks.   
     
     
         8 . The independent water use system according to  claim 1 , further comprising:
 a recycled water storage tank connected to the recycled water pipe to store the recycled water;   a recycled water outflow pipe to allow the recycled water stored in the recycled water storage tank to outflow to somewhere other than the recycled water demand facility;   a recycled water outflow device to adjust an outflow rate of the recycled water through the recycled water outflow pipe;   a recycled water state detector to detect a state including at least one of a quality or a water level of the recycled water stored in the recycled water storage tank; wherein   the recycled water outflow device is configured to adjust an outflow rate of the recycled water based on the state of the recycled water detected by the recycled water state detector.   
     
     
         9 . The independent water use system according to  claim 1 , further comprising:
 a plurality of recycled water storage tanks connected to the recycled water pipe to store the recycled water;   a plurality of recycled water inlet devices corresponding to the respective plurality of recycled water storage tanks and a plurality of recycled water outlet devices corresponding to the respective plurality of recycled water storage tanks; wherein   the plurality of recycled water inlet devices are each configured to adjust a flow rate of the recycled water to flow into a corresponding one of the plurality of recycled water storage tanks; and   the plurality of recycled water outlet devices are each configured to adjust a flow rate of the recycled water to flow out of a corresponding one of the plurality of recycled water storage tanks.   
     
     
         10 . The independent water use system according to  claim 1 , wherein the independent water use system is configured such that heat generated when the clean water generator generates the clean water is used to heat the clean water, the recycled water, or the purifier. 
     
     
         11 . The independent water use system according to  claim 1 , further comprising:
 a clean water use meter to measure an amount of the clean water used in the clean water demand facility; and   a fee calculator to calculate a fee for usage of the clean water based on the amount of the clean water used.   
     
     
         12 . The independent water use system according to  claim 1 , further comprising:
 a recycled water use meter to measure an amount of the recycled water used in the recycled water demand facility; and   a fee calculator to calculate a fee for usage of the recycled water based on the amount of the recycled water used.   
     
     
         13 . The independent water use system according to  claim 1 , further comprising:
 a clean water use meter to measure an amount of the clean water used in the clean water demand facility;   a recycled water use meter to measure an amount of the recycled water used in the recycled water demand facility; and   a fee calculator to calculate a fee for usage of the independent water use system based on the amount of the clean water used and the amount of the recycled water used.   
     
     
         14 . The independent water use system according to  claim 1 , further comprising:
 a release water meter to measure an amount of a portion of the clean water and the recycled water that is released from the independent water use system; and   a fee calculator to calculate a fee for release based on the amount of the portion of the clean water and the recycled water that is released.   
     
     
         15 . The independent water use system according to  claim 1 , further comprising:
 a clean water use meter to measure an amount of the clean water used in the clean water demand facility;   a recycled water use meter to measure an amount of the recycled water used in the recycled water demand facility;   a release water meter to measure an amount of a portion of the clean water and the recycled water that is released from the independent water use system; and   a fee calculator to calculate a fee for usage of the independent water use system based on the amount of the clean water used, the amount of the recycled water used, and the amount of the portion of the clean water and the recycled water that is released.