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Julai 2018

Installing DWC unit

29 Jun 2018, 3:00 pm

Jumaat, 29 Jun 2018, 3:00 pm0 The plan is to assemble the DWC frame built earlier, then lay out tarpaulin as base layer followed by pond liner. First DWC unit. The frames are assembled using metal corner bracket. Hole for water return to sump tank was drilled prior to this. Second unit, about 1 feet […]

Setup fish tank solid lifting overflow

22 Jun 2018, 3:00 pm

Jumaat, 22 Jun 2018, 3:00 pm0 Solid lifting overflow is designed to automatically clean the fish tank from solid waste by using circular water flow, which gather the waste at the center of the tank, then the standpipe will suck the solid out to the filter tanks. At the bottom of the standpipe (see A), […]

Building trickling bio filter

15 Jun 2018, 3:00 pm

Jumaat, 15 Jun 2018, 3:00 pm0 Trickle filter design Bio filter provides extra biological surface area for nitrifying bacteria to convert ammonia into nitrite and then nitrate. Trickle filter works by dropping water from fish tank through some kind of trickler (see A in diagram above) onto bio media (see B) and bacteria living on […]

Building radial flow filter

8 Jun 2018, 3:00 pm

Jumaat, 8 Jun 2018, 3:00 pm0 Design of the radial flow filter Radial flow filter is used to remove large solid waste from fish tank. The way it works is by directing the flow upward (see A in diagram above), and a standpipe to direct the flow downward, forcing the large solid to settle on […]

DWC frame

1 Jun 2018, 3:00 pm

Jumaat, 1 Jun 2018, 3:00 pm0 This is how I build the frame for the deep water culture (DWC) unit for my aquaponics system. This is the initial plan for the DWC frame. Pond liner will be laid inside the frame to hold water for the hydroponic component of the system. Measuring out the woods […]