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How a Diaphragm Pump Works

How a Diaphragm Pump Works

Double diaphragm pumps operate using an oscillating positive displacement principle. The pump consists of two main fluid housings and a central air control section. Inside each housing, a flexible diaphragm is mounted vertically and connected to a shared shaft. As compressed air enters and exits the air chambers, the diaphragms move in a coordinated push pull motion.

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LATEST NEWS

Pumping Off-Grid with Battery Packs: Tsurumi Offers New Options for Dewatering and Sewage

11.03.2026 -

Water pumps on construction sites, in landscaping, municipal operations and at fire stations are usually powered by mains connections or generators with combustion engines. However, due to the increasing focus on emissions, noise protection and greater flexibility, mobile battery storage systems are now coming into focus as an alternative, especially as technical advances have been made in this area.

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ADT Harnesses Machine Learning and Inverse Design to Deliver a New Era of Pump Efficiency

06.03.2026 -

Advanced Design Technology (ADT) announces a global initiative to revolutionise pump design and radically improve operational efficiencies. The latest release of ADT’s Turbo Design Suite software platform combines a novel 3D inverse design methodology with machine learning capabilities to enable the design of highly efficient pumps — a critical environmental and economic imperative.

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Key Market for AI Era: Wilo Expands into Japan

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The Wilo Group is expanding in Asia. With its entry into the Japanese market, the multinational water technology group is tapping into a highly relevant region in strategic terms: the East Asian country plays a leading role in both the semiconductor industry and in the construction of data centres, making it a key market for the AI era. Entry into this market therefore constitutes an important step forward along the Wilo Group’s ambitious growth path.

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