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KUBOTA JOHKASOU SYSTEM CO.,LTD (Advanced onsite wastewater treatment system)

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Presentation on theme: "KUBOTA JOHKASOU SYSTEM CO.,LTD (Advanced onsite wastewater treatment system)"— Presentation transcript:

1 KUBOTA JOHKASOU SYSTEM CO.,LTD (Advanced onsite wastewater treatment system)

2 Risk of Septic Tank, Pit Latrine If used these treatment system, underground water will be contaminated by wastewater which was penetrated. 2 Wastewater treatment facility If using Johkasou, wastewater shall be treated until same quality as centralized sewage treatment system. Therefore the treated water shall not contaminate underground water.

3 3 What is 「 Johkasou 」 ! 1) 「 Johkasou 」 is not just septic tank but small wastewater treatment package tank. 2) 「 Johkasou 」 can treat various wastewater. (kitchen 、 toilet 、 bath 、 laundry 、 etc.) 3) There are many functions in one tank. (anaerobic, aerobic, filtration, disinfection) 4) 「 Johkasou 」 can treat wastewater as same quality of sewerage systems. ( BOD removal ratio ≧ 90%, Effluent BOD ≦ 20mg/L )

4 Johkasou system (K-HC-T) anaerobic disinfecti on aerobic filtration BOD <20mg/L 4 Kitchen Toilet Bath Laundry BOD 200mg/L Airlift Pump

5 Johkasou system(K-HC-R) BOD <20mg/L 5 Kitchen Toilet Bath Laundry BOD 200mg/L Airlift Pump

6 Johkasou system(KJ) BOD <20mg/L 6 Kitchen Toilet Bath Laundry BOD 200mg/L Airlift Pump Dinitrification 2NO - + 5(H 2 ) → N 2 +2OH - + 4H 2 O Nitrification NH4-N → NO 2 -N → NO 3 -N

7 Johkasou system( ) 7 Kitchen Toilet Bath Laundry BOD <20mg/L BOD 200mg/L

8 8 Installation period 100m 3 / day 42days 120days It is possible to shorten the construction period compared with RC. ⇒ Johkasou made ​​ of FRP is about 1/3 construction term compared with the Johkasou made ​​ by RC with the Johkasou made ​​ by RC Features of the KUBOTA JOHKASOU 1) Temporary Construction Digging work Base concrete work Set up work Piping work Installing Equipment Made by FRP Made by RC

9 9 Features of the KUBOTA JOHKASOU 2) Johkasou made by FRP is factory products and transport to the construction site. Therefore, we can supply the standardized high quality products for you. Made by FRP Made by RC High Quality

10 Features of the KUBOTA JOHKASOU 3) Possible to operate by periodical patrol (It is not necessary to arrange resident operator.) Automatic Operation by Control Panel. 10

11 Technologies demanded for Johkasou ■ Maintenance ■ Product ■ Instructions and Directions for use ■ Installation Desludging Operation & Maintenance Johkasou inspector Johkasou installation worker End user Johkasou operator Johkasou desludging technician Proposal from kubota 11 Establishment of construction, maintenance and cleaning system. And create new employment for the preceding.

12 Johkasou installation

13 Thank you for your kind attention ! Please visit our website at:


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