Protecting Landfill Gas Wellheads and Collection Hoses from Subzero Temperatures

By Eric Nielson and Valerie Nielsen, Q.E.D. Environmental Systems When the temperatures at a landfill drop well below freezing levels, frozen condensation on wellheads and...

Getting the Most Out of PTFE Diaphragms

Figure 1: Cutaway view of a pneumatic pump fitted with a PTFE diaphragm. Invented nearly 160 years ago, diaphragm or membrane pumps are used...

Meet the Next Generation of Liquid and Solid Level Measurement

Liquid and solid level measurement devices are characterized by their high accuracy and reliability, even in difficult applications, and by a unique, innovative operating...

Change Is In The Air

What's the pressure in that refrigerant line, oil line, water line or gas cylinder? Now you can check your cell phone or iPad if...

Quick Payback on Wear Ring

By Phillip de Villiers, Vesconite Bearings Metal-on-metal contact can result in galling and unwanted pump vibration, as well as severe damage to the pump; therefore,...

Extending valve life improves sustainability

Historically, when it comes to butterfly valves, metal was the material of choice. The robustness and economic efficiency were convincing arguments for choosing metal...

Reinforced Laminates Offer Many Uses for the Power Industry

Power plants are filled with applications that require tarps or other barriers to protect equipment and workers from unwanted exposure to a variety of...

The Use of Thermoplastics in Fluid Handling

Thermoplastics are lightweight, averaging a weight of 1/16th of comparable metal materials. The advantages of using thermoplastics in fluid handling applications are constantly being discovered....

Robots Tackle Infrastructure Challenge

By Dan Thompson, igus Crumbling global infrastructure has reached a critical point. In 2019, the American Society of Civil Engineers estimated the nation needed to...

Dry Gas Seals for LNG Compressors

With the discoveries of large new natural gas deposits, including shale formations, competition is intensifying for LNG supply contracts, making it imperative that LNG...