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Water

All the information of the actors of the distribution, analysis and treatment of water.
Find all the products and know-how of the specialists: treatment plant, pumps, filters, softening, sludge, aerators, valves, fittings...

Latest sector news : Water


F.A.Q A question has been asked - 3 weeks ago
F.A.Q New answer - 3 weeks ago

Which settings on a D6 IL 3000 water-powered proportional dosing pump help maintain dosing ratio stability at 0.25 bar and 250 L/h with a low-viscosity additive?

DOSATRON
answered :

On the DOSATRON D6 IL 3000, dosing ratio stability at 0.25 bar and 250 L/h is primarily influenced by how close the installation operates to the pump hydraulic lower limits and by the repeatability... Read more

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The 08/18/2026

Power-free chlorination of drinking water mains: dosing stability, compliance and maintenance

The 08/18/2026

Power-free chlorination on drinking water networks is typically deployed on remote or resilience-critical sites where electricity is unavailable, unreliable, or excluded by design. The technical challenge is to maintain a stable disinfectant dose (most often sodium hypochlorite) across real hydraulic variations (flow, pressure, transients) while keeping the installed configuration compliant with potable-water requirements (materials in contact with water, certified accessories, auditability). This article details the main drivers of dosing stability, the most common compliance constraints (NSF/ANSI 61 and the EU drinking water framework), and the maintenance checkpoints that most directly impact repeatability and life-cycle cost.

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F.A.Q A question has been asked - The 08/05/2026
F.A.Q New answer - The 08/05/2026

Which checks are critical to ensure stable soluble oil concentration with a DOSATRON D3IL10 proportional dosing pump during CNC sump refill at 1.5 m3/h?

DOSATRON
answered :

ObjectiveEnsure stable proportional dosing of soluble oil with a water-powered DOSATRON D3IL10 during CNC sump refill at 1. Read more

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The 07/24/2026
  • DOSATRON

0.03% proportional chemical injection on low-pressure industrial water loops (power-free, centralized dosing)

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A question has been asked - The 07/16/2026
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The 07/16/2026

Sizing non-electric proportional dosing on low-flow water lines: start-up thresholds, ratio stability, and suction-side constraints

The 07/16/2026

This guide explains how to correctly size a non-electric, water-powered proportional dosing pump for low-flow water lines. It focuses on three field-critical topics: (1) start-up thresholds (minimum flow and pressure to initiate and sustain cycling), (2) ratio stability under hydraulic transients, and (3) suction-side constraints (lift, line losses, viscosity and air ingress). You will find practical sizing and commissioning rules to limit under-dosing, over-dosing, and loss of prime in industrial water loops and treatment skids, including ultra-low ratios such as 0.03% (1:3000).

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The 07/03/2026

Maintaining proportional chemical dosing accuracy on variable-flow water networks: hydraulic limits, pressure effects, and additive properties

The 07/03/2026

Variable-flow water networks (irrigation manifolds, livestock watering, building services, industrial wash lines, mobile CIP skids) expose proportional dosing systems to pressure and flow transients, evolving pressure losses and suction-side constraints. This technical guide explains why ratio control drifts in the field, how pressure, backpressure and refill dynamics affect water-driven proportional dosing pumps, and how additive properties (viscosity, outgassing, crystallization, compatibility) can reduce volumetric efficiency. It also provides engineering practices to stabilize dosing, verify concentration correctly, and separate true injection accuracy from process residual behavior.

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F.A.Q A question has been asked - The 06/24/2026
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