—a rubber plug propelled through the pipes to "sweep" them clean. ResearchGate Phase 5: Filling and Distribution Dana Lubricants Blending & Filling Manufacturing Plant

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An SMB system relies on highly accurate flow meters (such as Coriolis mass flow meters) to continuously inject base oils and additives into a manifold simultaneously.

Below is a comprehensive breakdown of the typical processes, equipment, and streams detailed in a standard LOBP process flow diagram. 1. Raw Material Receiving and Storage

| | Function | | :--- | :--- | | Base oil storage tanks | Store base oil grades (e.g., Group I–III, SN150, SN500) | | Additive storage tanks | Store bulk additives | | Polymer diluter | Prepares viscosity index improver (VII) solutions | | Lubricant blenders | ABB kettle, SMB header, or static mixer for ILB | | Filters | Removes particulates before storage and filling | | Pumps | Transfers fluids through the plant (often VFD‑controlled) | | Thermic fluid heater | Provides heat for blending and tank heating | | Sensors and control panel | Monitors temperature, pressure, flow, and tank levels; automates blending |

Pump P-302 → Filter F-401 (25-micron bag) → Polishing Filter F-402 (5-micron)

While the physical flow of material is the star of the PFD, two essential supporting elements—Quality Control (QC) and Safety—are critical for plant operation.

: Base oils (mineral or synthetic) and additives are stored in specialized tanks. Large storage tanks often hold base oils like SN150 or SN500, while smaller units manage additives.

All recipe components (base oils and additives) are injected simultaneously into a common collection manifold. Micro-motion mass flow meters precisely regulate the stream ratios.

Modern, enclosed systems prevent product loss and reduce environmental impact. Finding a Lube Oil Blending Plant Process Flow Diagram PDF