SATO HIDENORI,ONO YUZO,TADA MASATO,YOSHIDA KAZUHIRO
申请号：
JP20040253362
公开号：
JP2006067856(A)
申请日:
2004.08.31
申请国别(地区):
日本
年份:
2006
代理人:
摘要：
PROBLEM TO BE SOLVED: To provide hydroponics facilities promoting cleaning of the inside of piping systems while clearing clogging of a supplying nozzle through devising the arrangement of respective piping systems for supplying nutritious liquid in the hydroponics facilities. SOLUTION: The hydroponics facilities have the following structure: a nutritious-liquid supplying pipe 7 is provided with a firsts flow-volume control valve 10 supplying the nutritious liquid by a set amount, and a filter 11 removing foreign matters in the nutritious liquid during a post-process of the first flow-volume control valve 10; the pre-process side of the first flow-volume control valve 10 and the post-process side of the filter 11 are connected to each other via bypasses 12; and the bypass 12 is provided with a second flow-volume control valve 13. COPYRIGHT: (C)2006,JPO&NCIPI
