Peristaltic Pump for Bioreactor and Cell Culture Applications
Bioreactor and cell culture processes depend on controlled, sterile fluid transfer at every stage. Media delivery, feed addition, pH titrant injection, inoculation, sampling, and harvest all require a pump that can move biological fluids without introducing contamination, damaging cells through excessive shear, or losing dosing accuracy over a long run. Peristaltic pumps are widely used […]
Peristaltic Pumps in Food and Beverage Processing: Dosing, Transfer, and Sanitary Design
Food and beverage plants move liquids that push conventional pumps to their limits: fruit pulp and concentrates, sauces, syrups, dairy ingredients, flavor and color additives, and brewing adjuncts. These products are often viscous, shear-sensitive, temperature-controlled, or hygiene-critical. A pump that damages the product, slips and loses dosing accuracy, or traps residue that contaminates the next […]
Peristaltic Pump Flow Rate Calculation and Calibration Methods
Specifying a peristaltic pump for a dosing application starts with a deceptively simple question: what flow rate will the pump deliver? Manufacturers publish flow rate tables for their pump heads and tubing combinations, but engineers quickly discover that actual delivered flow rarely matches catalog values. Tubing material, fluid viscosity, discharge pressure, suction lift, tubing wear, […]
Peristaltic Pump vs Diaphragm Pump for Chemical Dosing: An Engineering Comparison
Engineers specifying chemical dosing pumps for water treatment, industrial process control, or laboratory reagent dispensing often narrow the choice to two technologies: peristaltic pumps and diaphragm (metering) pumps. Both are positive displacement pumps designed for controlled fluid delivery, but they differ fundamentally in operating principle, maintenance profile, pressure capability, and accuracy characteristics. Selecting the wrong […]
Peristaltic Pump Tubing Selection for Chemical Dosing Applications
When a peristaltic pump underperforms in a chemical dosing system, the pump mechanism is rarely the root cause. The tubing inside the pump head usually is. Engineers specifying peristaltic pumps for chemical dosing applications — whether in water treatment, laboratory reagent dispensing, or industrial process control — often find that tubing material selection determines flow […]
Selecting 12V DC Peristaltic Pumps for Portable and Battery-Powered Devices
Portable and battery-powered devices increasingly rely on peristaltic pumps for precise fluid handling — from aquarium dosing systems and pH dispensers to portable medical instruments and field sampling equipment. For design engineers, selecting a 12V DC peristaltic pump involves more than matching a flow rate. Power consumption, motor type, tubing compatibility, and physical footprint all […]
How to Reduce Flow Pulsation in Peristaltic Pump Systems
Engineers integrating peristaltic pumps into dosing systems, analytical instruments, and process equipment often encounter a predictable problem: flow pulsation. The cyclical compression and release of tubing by pump rollers produces an inherently non-continuous flow pattern. For applications requiring precise reagent dispensing or chemical dosing, even moderate pulsation can compromise measurement accuracy and pressure sensor readings. […]
What Procurement Teams Should Know When Sourcing OEM Peristaltic Pumps
Procurement teams responsible for sourcing OEM peristaltic pumps face a specific challenge: the pump is not a standalone product but a component that must integrate into a larger system. Unlike buying an off-the-shelf laboratory pump, OEM sourcing involves defining technical requirements, evaluating supplier manufacturing capability, testing samples under real conditions, and ensuring production consistency across […]
How to Select a Peristaltic Pump for Diagnostic Equipment
Diagnostic equipment manufacturers face a specific challenge when designing fluid handling systems: the pump must deliver reagents, samples, and wash solutions with repeatable accuracy while fitting into a compact instrument envelope. A peristaltic pump for diagnostic equipment addresses both needs because the fluid path is isolated within disposable tubing, and the pump mechanism can be […]
What are some ways to reduce noise in a DC motor peristaltic pump?
1.1. Check and adjust the installation: 1.2. Lubrication and bearing maintenance: 1.3. Check the peristaltic pump tubing and rollers: 2.1. Inspect the Brushes and Commutator (Applicable to Brushed Motors) 2.2. Optimize Motor Parameters and Load