🎛️ Backdrive Systems (Hydraulic / VFD Scroll Drive 2,000-15,000 Nm Torque, Solids Control)

Decanter Scroll Torque & Backdrive Calculator

Size variable-speed hydraulic (Rotodiff) and electrical regenerative 2-motor VFD backdrives for continuous horizontal decanters: model real-time scroll conveying torque (2,000 to 15,000 Nm), calculate automated differential speed ramping preventing solids plug chokes during heavy cake surges, and centrifuge controls profits.

1. Project & Operating Inputs

Centrifuge Feed Solids Concentration (% TSS e.g. 4.5% Heavy Solids)

Peak Scroll Conveying Torque (Nm e.g. 4,500 Nm Operating Torque)

Customer Bid Price for Supplied VFD Regenerative Backdrive ($)

Flottweg Simp Drive VFD Controller, High-Torque Gearbox, Tech ($)

2. Financial Breakdown & Yield

DECANTER SCROLL TORQUE

Turnkey Decanter Automation & Backdrive Profit

Centrifuge Retrofit Engineering Margin

0.0%

Gross Revenue / Bill

Total Project CapEx

Operating / Direct Cost