Features
Just south of Aberdeen, improvements continue to be made at Scottish Water’s Sludge Treatment Centre (STC) in Nigg – but at a site still approaching its full potential, 0.9-1.0MW per tonne of dry solids is already being consistently produced.
Part of its trailblazing route-map to lead the water industry to net zero emissions and beyond by 2040 (five years ahead of the Scottish Government’s…
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At three locations in Germany, HKS develops and produces high-quality rotary actuators such as the successful I-DA-H.
Due to its especially high degree of functionality and precision, this versatile rotary actuator is used worldwide in all industrial areas.
For 50 years, the family-run HKS company has designed hydraulic rotary actuators, actuators, rotary lift combinations, and rack-and-pinion…
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White metal or Babbitt bearings are used in a wide variety of rotating machinery and, just like conventional roller or ball bearings, they need to be replaced when they reach the end of their service life.
Replacements can be manufactured by specialists such as Sulzer’s Southampton Service Centre, which has recently upgraded its facilities.
For some of the largest industrial machines, roller…
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Siltbuster Process Solutions (SPS), the water treatment specialist, has provided equipment for a special trial project that sees one of its lamella clarifiers treating a raw water supply.
The client is trialling different chemical dosing set ups on actual water, running the tests for several weeks to generate data for a thorough review.
For the pilot, SPS was tasked with ensuring its solution…
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Water companies can expect increasing scrutiny into their environmental performance, as customer awareness of river and bathing water quality grows.
This was among messages from Helen Wakeham, deputy director of water quality at the Environment Agency, during a keynote address at the Zero Pollutions Conference 2020, hosted by technology consultancy Isle.
Speaking to an audience of international…
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Pumping crude oil ashore is a round-the-clock business that depends on onboard generators to provide vital electricity supplies.
Removing a generator from service is a project that requires significant planning and technical expertise to ensure a cost-effective maintenance.
For one oil and gas operator, that meant assigning Sulzer with the task of refurbishing one of its crucial assets.
The…
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When vandals damaged the CHP control panels at EDL’s Wellingborough landfill site, rendering the engines unusable, the timing could not have been worse.
One week before Easter 2020, the coronavirus pandemic was sweeping the UK and the country had just been placed into an unprecedented nationwide lockdown.
Site managers anticipated a significant period of downtime but thanks to a swift…
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Founded in 2008, A2A is considered the biggest multi-utility in Italy with more than 12,000 employees.
It generates, distributes and markets renewable energy, electricity, gas, integrated water supply and waste management services.
From its headquarters in Brescia, Italy, A2A Ciclo Idrico, a company of the A2A Group, operates more than 3,000 kilometer of iron water pipes, serving citizens in…
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Warrington Township in Pennsylvania, US, is home to 25,000 residents and over 375 businesses. The township’s water comes from seven wells and five interconnections from another water supply district.
In total, there are five district metered areas (DMA) with dedicated pressure zones to effectively serve customers in each zone by providing consistent pressure flow. One of the…
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“I used to dread coming here,” said Mitch Puckett, director of the City’s Water and Sewer Department.
And no wonder. Despite the installation of two pumps that were sold as being able to cope with typical lift station debris, the chore of having to unblock rags became an all too regular occurrence – in less than 12 months from when they were installed. Then, there was the…
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SafeRack helps to improve safety while increasing productivity.
Early last year, a crop protection and fertiliser company was ready to remedy serious safety and productivity issues at its facility.
The company contacted SafeRack to design access solutions for its tank truck and railcar stations that would improve efficiency and ensure safety for operators throughout the loading and…
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Mirèse Heijting, owner of CIS Certification, outlines the documentation needed for Russia and neighbouring states.
Doing business in Russia is a challenge and despite all the current political developments, it remains an interesting market with good future prospects. Getting the correct certification is certainly one of the main challenges.
When Russia joined the World Trade Organisation…
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Ethylene units in refineries and petrochemical plants require reliable and durable steam control valves to regulate temperatures for process control.
To modernise a Chinese engineering company’s ethylene unit, operators replaced failing valves with steam converting valves (SCVs) that feature a unique steam atomisation design.
The new steam converting valves with integrated cooling system…
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The Water and Sewer Corporation in Arlington, US, is responsible for 1,440 miles of water pipes serving more than 398,112 residents.
In the past few years, Arlington has made significant improvements to limit water loss due to main breaks and unauthorised consumption. The water loss dropped from 12.75% in 2014 to 8.25% in 2019.
Ric Owens, water conservation specialist in the Arlington Water…
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MOGAS, which was founded by Louis Mogas in 1973, is known for partnering with customers to meet the increasing challenges of severe service applications, so it was no surprise that the firm was called in to assist at a refinery.
The delayed coking unit sees some of the most severe conditions in a refinery.
The unit processes heavy oils or residuum and depending on the residence time in a…
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Most petrochemical companies require fire safe tested components for their installations. Valves are often tested for fire safety, but other components like flanges, gaskets, fittings and hoses must be as well.
A closed valve has to be filled with water under pressure and must be completely enveloped in flames with an environmental temperature in the region of the valve of 750- 1,000°C for a…
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In 1950, a 41-year old engineer in Denmark was determined to solve the age-old problem of manure pumps on dairy farms becoming clogged by straw.
The company he helped establish, Landia, had been making very good quality pumps since 1933, but Christian Oelgaard developed a design with a unique hardened steel chopping system at the inlet that would no longer allow any solids to enter the casing…
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A recent move to further reduce emissions caused by excessive energy consumption has seen the Norwegian government offering funding to companies that lessen their contribution to CO2 and NOx figures.
One oil platform in the North Sea took the opportunity to rerate two condensate export pumps which would not only reduce energy consumption but also optimize performance for the remaining life of…
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