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Patent Searching and Data


Title:
WATER TREATMENT PLANT CONTROL SYSTEM
Document Type and Number:
Japanese Patent JP2003140712
Kind Code:
A
Abstract:

To provide a water treatment plant control system capable of operating a highly reliable water treatment plant by appropriately and stably controlling the operation of a water treatment plant for performing the water treatment of water to be treated.

A water treatment plant control system 1 is provided with a water treatment plant 2, a low rank level control system 4 for controlling a plurality of water treatment devices 3 of the water treatment plant 2, and a high rank level control system 6 for controlling a plurality of low rank level controllers 5 of the low rank level control system 4. Each low rank level controller 5 controls the water treatment device 3 by the feedback control system of one input/one output. The high rank level control system 6 is provided with high rank level controllers 8, 10, and 11, and a data base 9 and an operating state noticing means 12 are connected to the high rank level control system 6. Also, a measuring device 7 is disposed between the water treatment plant 2 and the high rank level control system 6.


Inventors:
Katayama, Kyosuke
Yamanaka, Osamu
Nagaiwa, Akihiro
Hatsuka, Yukio
Application Number:
JP2001000341817
Publication Date:
May 16, 2003
Filing Date:
November 07, 2001
Export Citation:
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Assignee:
TOSHIBA CORP
International Classes:
C02F1/00; C02F3/30; G05B13/02; G05B17/02; (IPC1-7): G05B17/02; C02F1/00; C02F3/30; G05B13/02