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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

UK Maps Route to Reducing Chemicals in the Environment

16.03.2026 -

The latest data from the UK water industry’s most ambitious chemical monitoring programme suggests targeted policy, collaborative science, and source control can successfully tackle forever chemicals. UK Water Industry Research (UKWIR)’s Chemical Investigations Programme (CIP) represents the UK water industry’s most comprehensive scientific response to tackling chemical substances in the water environment.

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Southern Water Purchases Phosphorus Filtration Technology

13.03.2026 -

Trial of an innovative phosphorus removal technology at a Sussex wastewater treatment plant (WwTP) has led to the purchase of two Flocell XFM20 filtration units by UK utility Southern Water. Wastewater treatment specialist WCS Environmental Engineering (WCSEE), now Marlowe Environmental Services (MES), initially hired out the equipment for use at Storrington WwTP in June 2025. Following a successful trial period, Southern Water took the decision to approve the units for permanent ongoing use.

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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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