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Gizem Erdoğan
As a content writer at HEM Motor, she has spent nearly six years preparing content on electric motors used in pump, fan and exhaust applications. From centrifugal and submersible pumps to exhaust and ventilation fans, she explains in plain language how motor selection relates to flow rate, pressure and speed parameters. With real field examples she shows how correct motor selection affects system efficiency and uninterrupted operation in water and wastewater treatment plants, HVAC and ventilation systems, and agricultural irrigation. She also touches on the control and energy advantages that variable speed drives bring to pump and fan systems. Drawing on the experience of the manufacturing and technical teams who know field applications well, she aims to provide practical, accurate and reliable information that guides readers in selecting the motor suited to their application.
Gizem Erdoğan — Articles
Reading Electric Motor Proformas and Quotes: What Makes Up the Price and What to Check
At first glance, an electric motor proforma or quote looks like a single number. Yet behind that number lie dozens of line items: efficiency class, frame material, mounting type, p... More Details
Magnetic Separator (Tramp Iron Remover) Drive Motor Selection in Crusher and Mine Plants
In crusher and mining plants, the ore carried on the feed conveyor frequently contains so-called tramp iron: broken excavator teeth, bucket tips, bolts, nuts, tool fragments and we... More Details
Mine Flotation and Ore Beneficiation Agitator Motor Selection: Torque and Protection in Abrasive Slurry
In mining and ore beneficiation plants, the flotation cell hosts one of the most demanding motor applications. The flotation agitator and aerator motor runs continuously, twenty-fo... More Details
IE3 Motor Rotation Direction and Phase Sequence: Reversing Direction by Swapping Two Phases
One of the most common and most critical checks when commissioning an IE3 efficient asynchronous motor in the field is the direction of rotation. A motor can be correctly wired, ha... More Details
IE3 Motor Winding Connection (Star/Delta) and Voltage Selection: Correct Bridging at 230/400V and 400/690V
Before connecting an IE3-efficient three-phase motor to the panel, the single most critical question is this: should the windings be wired in star (Y) or delta (Δ)? This decision i... More Details
Hammer Mill Motor Selection: High Inertia, Flywheel and Continuous Heavy Duty
A hammer mill is a heavy-duty machine used across a wide range of industries, from grinding grain and raw materials in feed factories to fine-crushing material in mining and recycl... More Details
Crusher V-Belt and Pulley Drive: Motor Speed, Sheave Diameter and Belt Tension Selection
In crusher and stone-crushing plants, the main crusher is usually driven by a V-belt and pulley system rather than a direct coupling. There are two reasons for this: the crusher sh... More Details
Mine Dewatering and Slurry Pump Motor Selection: Power, Protection and Supply in Abrasive Conditions
Dewatering is one of the most critical yet least discussed systems in mines and quarries. Water that collects in galleries, on the overburden bench or at the pit floor becomes a sl... More Details
IE3 Motors with Soft Starters: Compatibility, Sizing and Connection
High inertia and high starting current are the two most common challenges when starting IE3 motors direct-on-line (DOL). When you connect an IE3 motor directly to the grid, the inr... More Details
Real Efficiency in a Pump System: Motor, Pump and Pipe Losses Together
When you open the electricity bill of a pumping station, the consumption you see cannot be explained by the motor efficiency alone. Most operators think "I bought an IE4 motor, so... More Details
Ball and Rod Mill Main Drive Motor Selection: High Starting Torque and Continuous Heavy Duty
Ball and rod mills sit at the heart of mineral and ore grinding plants, and they are heavy-duty machines expected to run without interruption. The main drive motor of these machine... More Details