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Regulated / Variable Flow Pumps

Custom-engineered oil pump systems with adaptive flow control. Designed to reduce parasitic losses, stabilize oil pressure, and support map-controlled efficiency strategies in modern engine and drivetrain applications.

Regulated / Variable Flow Pumps

Variable Flow Control

Oil delivery adapted to real operating demand

Lower Drive Losses

Reduced parasitic losses across the duty cycle

Stable Pressure Control

Consistent pressure under dynamic conditions

Map-Controlled Efficiency

Supporting CO₂ and fuel-consumption targets

Typical applications for regulated oil pumps

Where TPV engineering helps reduce unnecessary oil pump power consumption without compromising pressure stability.

Map-Controlled Engine Lubrication

Variable oil delivery for engine concepts that need lower pump power at partial load and stable pressure under high-demand conditions.

Pressure-Regulated Oil Circuits

Oil pump concepts for systems where pressure behavior must remain controlled during cold start, warm-up, transients, and high-speed operation.

Efficiency-Driven Powertrains

Adaptive pump architectures for applications where every watt of reduced drive loss contributes to fuel economy and CO₂ targets.

Adaptive Flow Control

We adapt the regulation concept, pump geometry, and control behavior to your pressure map, oil circuit, and efficiency targets.

Variable Displacement Control

Adaptive displacement for reduced flow at low-demand operating points and reliable delivery when pressure or cooling demand increases.

Pressure Regulation Strategy

Integrated regulation concepts for stable pressure behavior, controlled relief valve response, and reduced oscillation under dynamic conditions.

Why choose Regulated / Variable Flow?

Regulated oil pump systems must reduce unnecessary flow and drive losses while maintaining stable pressure in real operating conditions.

Demand-Based Oil Delivery

Oil flow adapted to operating demand instead of continuously delivering maximum displacement.

Reduced Parasitic Losses

Lower pump drive power across relevant duty cycles to support fuel economy and CO₂ targets.

Controlled Pressure Behavior

Regulation concepts engineered for stable pressure response during cold start, warm-up, and transient operation.

Core Technology

Duocentric-IC Gearing

Trochocentric-developed gearing for regulated oil pump systems. Designed to combine high volumetric efficiency, low pulsation, and stable flow behavior across changing pressure and speed conditions.

Trochocentric Developed

Optimized clearances & Roll-off

Standard Gerotor

Higher Pulsation & Wear

  • High volumetric efficiency across regulated operating points
  • Reduced leakage gaps for stable pressure and controlled flow behavior
  • Smoother tooth engagement for lower pulsation and NVH emission
  • Suitable for variable displacement and pressure-regulated pump concepts
Deep Dive: Trochocentric Tech
Duocentric-IC Technology

Key Performance Targets for Regulated Oil Pumps

Lower Pump Drive Power

Reduce unnecessary oil flow and pump power consumption across low-load and partial-load operating points.

Reduce Losses

Stable Pressure Under Transients

Maintain pressure stability when engine speed, oil temperature, and lubrication demand change rapidly.

Stabilize Pressure

More Efficiency in the Same Package

Improve efficiency without increasing the available pump envelope or changing the full oil circuit architecture.

Optimize Packaging

Controlled Relief Valve Behavior

Reduce valve oscillation and improve regulation behavior during cold start, warm-up, and dynamic pressure changes.

Improve Regulation
How it works

From requirements to validated prototypes

A clear workflow tailored to your application, covering concept development, simulation, prototyping, validation testing, and series ramp-up with production partners.

development process
Learn more about our Development Process
1

Requirements

Kick-off & application review

Output:

Requirement specification + application targets

2

Concept

System layout & gear set design

Output:

3D design + initial drawings

3

Simulation

Hydraulic calculations & CFD

Output:

Hydraulic performance data + simulation results

4

Prototyping

Prototype manufacturing

Output:

Functional prototypes for test bench validation

5

Validation

Prototype test rig optimization

Output:

Validated pump system ready for production preparation

✓

Series

Ramp-up with production partners

Output:

Series-ready production setup with established partners

Validated Quality

Every prototype is optimized on our prototype test rig for low power consumption, stable pressure control, low pulsation, and robust regulation behavior. Regulated oil pump prototypes are typically available within 3–4 months after design freeze and are 100% tested with full test reports.

Prototype test rig optimization
100% tested with test reports
Typical prototype lead time: 3–4 months after design freeze

FAQs

Quick answers to practical engineering questions about regulated oil pump concepts, pressure control, efficiency targets, validation, and integration into existing oil circuits.

A regulated oil pump makes sense when the application does not require maximum oil flow across the full duty cycle. By adapting delivery to real demand, drive losses can be reduced while pressure stability is maintained.

In many cases, yes. TPV can evaluate the existing oil circuit, pressure requirements, packaging limits, and regulation targets to define whether an adapted pump concept is feasible within the current architecture.

Cold oil viscosity can create high pressure peaks and unstable valve behavior. TPV develops regulation concepts with controlled relief valve response and validated pressure behavior across temperature ranges.

Relevant inputs include target pressure maps, flow demand, oil temperature range, speed range, available packaging space, drive interface, oil circuit layout, and known NVH or pulsation limits.

Prototype systems can be tested on dedicated test rigs to evaluate pressure response, flow delivery, relief valve behavior, pulsation, noise, and power consumption before series preparation.

Yes. Reducing unnecessary pump flow and drive power can support fuel-consumption and CO₂ targets, especially in operating ranges where full oil delivery is not required.

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