Figure 1. Balanced and unbalanced globe control valves. Courtesy Hammel Dahl.

Control valve Q&A

Q: In a balanced cage trim globe control valve, if the test pressure is greater than the value quoted in the FCI 70.2 Standard,...
Hybrid packing to solve valve sealing

Hybrid packing to solve valve sealing

Valve packing solutions have their drawbacks, like a low recovery rate. ProPack proposes new options to solve those problems. Text and images by PropackToday, valve...
Figure 1: Now operating, this home in Southern California demonstrates practical implementation of a future residential energy system.

SoCalGas delivers clean energy for [H₂] Innovation Experience

The drive for a renewable, carbon-free energy transition reaches individual residences and consumers with small-scale hydrogen production and utilisation. Text by Emerson. All figures courtesy...
New water reclamation plant

New water reclamation plant

A water reclamation facility in Australia harnesses and cleans stormwater, then pumps it back into the aquifer. Text & images by Acrodyne Site overview The Water Reclamation...

Asset management of industrial valves – Part 4

In part 4, Mr Alireza Aslarabi Sardroudi turns his attention to program for engineering, design, purchase and installation of industrial valves.
Digital ID card for industrial valves

Digital ID card for industrial valves

The DIN SPEC 91406/IEC 61406 and VDI2770 standards provide support for digitisation in the valve industry.

Shenzhen’s secondary water supply systems

One in three people worldwide live without access to clean drinking water. Even major cities with established utilities are projected to fall short of demand for potable water.

Asset management of industrial valves – Part 3

For part 3, Mr. Alireza Aslarabi Sardroudi turns his attention to issues during manufacturing which can reduce design costs and reduce design errors.

Casting simulation

The use of numerical simulation during the casting of valve parts provides essential information that cannot otherwise be seen.

One-stop shop: Modules for sea water desalination

In the practice of desalination, control valves are used to assist in the process of reverse osmosis.