Generic Types of Centrifugal Pumps
Centrifugal Submersible Pump
Description
Mounting = Vertical
Casing split = Radial
Impeller type = Radial
Mounting feet = Mounting plate
No. of stages = Multiple
Applications
Flow conditions: High head and moderate flow rate, low NPSH available
Service rating: Critical
Typical uses:
1. Firewater pump offshore
2. Downhole in well
Centrifugal API Vertical Turbine or Can Pump
Description
Mounting = Vertical
Casing split = Radial
Impeller type = Mixed or radial
Mounting feet = Mounting plate
No. of stages = Multiple
Applications
Flow conditions: High head and high flow rate, low NPSH available
Service rating: Critical
Typical uses:
1. Firewater pump offshore
2. Pipeline pump
Centrifugal Sump Pump
Description
Mounting = Vertical
Casing split = Radial
Impeller type = Radial
Mounting feet = Mounting plate
No. of stages = Single
Applications
Flow conditions: Low head and moderate flow rate
Service rating: Non-critical
Typical uses: Primarily used to pump water or hydrocarbons
from shallow pits or compartments
Centrifugal API Barrel Pump
Description
Mounting = Horizontal
Casing split = Radial
Impeller type = Radial
Mounting feet = Centerline of pump casing
No. of stages = Multiple
Applications
Flow conditions: High head and flow rate, all specific gravities
Service rating: Critical
Typical uses:
1. Pipeline booster
2. Water flood
3. Lean oil pumps
Centrifugal API Multistage Split Case Pump
Description
Mounting = Horizontal
Casing split = Axial
Impeller type = Radial
Mounting feet = Centerline of pump casing
No. of stages = Multiple
Applications
Flow conditions: High head and flow rate, high specific gravity
Service rating: Critical
Typical uses:
1. Pipeline booster
2. Water flood
3. Hot oil pumps
Centrifugal Vertical In-Line Pump
Description
Mounting = Vertical, in-line with piping
Casing split = Radial
Impeller type = Radial
Mounting feet = None
No. of stages = Single
Applications
Flow conditions: Low head, moderate flow rate
Service rating: Non-critical
Typical uses:
1. Service water
2. LACT charge pump
3. Oil transfer
Single-Stage API Pump
Description
Mounting = Horizontal
Casing split = Radial
Impeller type = Radial
Mounting feet = Centerline of pump casing
No. of stages = Single
Applications
Flow conditions: Low head, moderate flow rate, high temperature
Service rating: Critical
Typical uses:
1. Hot oil pumps
2. Rich oil pumps
3. Raw products pumps