energy efficiency Articles

  • Biomass and Integration in Future Energy Systems and the Bioeconomy

    Biomass was the primary source of materials and energy until the industrial revolution set off a series of major changes around two hundred years ago. In the industrialized world fossil fuels became the primary source for energy in the forms of electricity and heat and provided almost all fuels for transport. However, biomass continued to maintain an important role in the economies in both ...

  • How Do Stratified Thermal Energy Storage Tanks Work?

    The world is facing two headaches in regards to energy development: new sources of energy and innovation of affordable and efficient energy storage systems. Energy wastage is a chief concern and the solutions provided by stratified thermal energy storage systems give a massive boost to cost saving measures. At ARANER, we are constantly innovating and looking for the solutions that will ...


    By ARANER

  • Energy Efficiency

    Location: Connecticut Project Start Date: 2009 Element Markets represents a large industrial client in Connecticut that generates energy and steam onsite from a natural gas combined heat and power (CHP) system, which is used to drive the company’s production line. Efficient CHP systems are eligible to earn Class III Energy Efficiency Credits (EECs) within ...


    By Element Markets LLC

  • New dimensiong guideline and standard for the activated sludge process

    Since June 2016 a new standard for the design of activated sludge systems is valid. The most significant point is the change of the basic value from BOD to COD. The standard is also the basis for designing SBR-systems. The article discusses main aspects of the new design basis and how AQUA DESIGNER has been modified and adapted to this. In AQUA DESIGNER you can calculate the continuous and ...


    By BITControl GmbH

  • Modified Sine Wave Inverters vs Pure Sine Wave Inverters

    Most everyday appliances and commercial tools run on AC power. This is fine if you’re connecting the device to a wall outlet that provides AC power. But what if you want to use power from a DC source, like a solar-powered generator or a car battery? In such cases, individuals need to use an inverter – a device that converts DC power to AC power. There are several types of ...


    By Larson Electronics LLC

  • Reverse Osmosis and Nanofiltration Membrane Filtration Systems: Common Problems and How to Fix Them

    Reverse osmosis (RO) and nanofiltration (NF) are membrane filtration technologies that are designed to remove solute ions and molecules from a pretreated liquid stream. Well-designed RO/NF units are compact and demand relatively little maintenance, making them an attractive alternative to conventional treatment trains. Even despite the merits of today’s efficient RO/NF technologies, it pays ...


    By SAMCO Technologies, Inc.

  • RTO upgrade sees significant benefits - Case Study

    A project this year to upgrade an existing RTO has been successfully completed in four areas: Increasing thermal efficiency by adding additional layers of ceramic honeycomb media into the RTO this has the benefits of energy reduction from lower gas consumption both during production & on standby. De-commissioning an old inefficient recuperative oxidiser which was attached to a single ...


    By AirProtekt Limited

  • Eco Expo Asia 2017 attracts strong participation of international pavilions to exhibit with new theme

    Eco Expo Asia is set to present its 12th edition at AsiaWorld-Expo, Hong Kong, from 26 to 29 October 2017. Organised by Messe Frankfurt (HK) Ltd and the Hong Kong Trade Development Council, and co-organised by the Environment Bureau of the Government of Hong Kong Special Administrative Region, the expo serves as a gateway to the flourishing green ...


    By Messe Frankfurt (HK) Ltd

  • Do you know the two most important words required to understand oil spill booming?

    Much has been written (incorrectly) about how to deploy boom in order to protect, deflect or contain oil. We have long promoted using math and science when deploying spill countermeasures not only because it works, but because it’s faster, safer, more effective and it saves time, money and impact. What we’ll focus on in this article is the where of ...


    By Elastec

  • Western gateway storage company first to save with Evapcold - Case Study

    The best solution for freezer and cooler applications Western Gateway Project Specifications Equipment: (2) LCR-060P-L20-2H-W Evapcold Units (2) ATWB 9-7K12 Fluid Coolers Capacity: 70 TR per LCR Unit x (2) = 140 TR max capacity Charge: 290 lbs. NH3 per LCR Unit x (2) = 580 lbs. NH3 vs. 3500 lbs. NH3 ...


    By Evapco Inc.

  • Renewable energy and energy efficiency in Bulgaria

    The interest in renewable energy sources (RESs) utilisation and energy efficiency improvement programmes in Bulgaria reflects the changes in the field of energy policy worldwide and in Europe. Now energy management becomes a great problem of inner policy of Bulgarian government. In the last few years there has been a growing attention to the RESs applications. Bulgaria has one of Southern ...


    By Inderscience Publishers

  • Energy efficiency and sustainable development

    The role of increased energy efficiency in achieving sustainable development is investigated. Specifically, the relations are examined between energy (and energy efficiency) and sustainable development. Also, the linkages are discussed between energy efficiency and environmental impact, and the theoretical and practical limitations on increased energy efficiency are described, particularly as ...


    By Inderscience Publishers

  • Energy Efficiency and the Solydra Effect

    Not so long ago the green energy movement celebrated because President Obama used words like ‘renewable energy’ and ‘climate change’ in his inaugural speech. It was a first for a US president. Now comes the ...


    By Energy Efficiency Markets

  • Energy efficiency: a bubble or a vaccum

    No one much likes hearing their industry may be in a bubble. Bubbles burst and it hurts. We’re seeing that now in housing. So it’s understandable that clean energy companies aren’t exactly happy that economist Eric Janszen (itulip.com) says their industry may experience the next bubble. Apparently, clean energy is exhibiting bubble-like symptoms: It is the talk of the town, attracts investors ...


    By Energy Efficiency Markets

  • Energy Efficiency is PRO Business

    There is a lot of current debate about whether the State of WA should require utilities to make greater investments in energy efficiency. This has caused some waves within the business community which has legitimate concerns about energy prices and is usually in opposition to government mandates and. Although not proven, the common belief amongst businesses is that laws requiring investments in ...

  • What’s undermining energy efficiency?

    Exhilaration swept through the energy efficiency industry as city after city, state after state and nation after nation set aggressive energy saving goals over the last several years. But with target dates nearing in certain jurisdictions, a more sober attitude now  permeates. Some governmentsare asking: Are we ...

  • Obama and the reinvention of energy efficiency

    The energy efficiency industry received a nice boost this week during President Barack Obama’s State of the Union address. Obama called for cutting energy use by half over the next 20 years. Such attention comes at a significant point in the history of the energy efficiency movement, one when it appears to be re-inventing itself again, and in a way that ...

  • Hot sectors for energy efficiency

    It’s clear that the energy efficiency industry is undergoing an unprecedented boom, spurred by state and federal support and movement toward a smarter grid. But for those in the industry, where exactly can the new business – and the jobs – be found?Two new reports by Colorado-based Pike Research shed some light.After years of focusing on bringing efficiency to manufacturing, policymakers are ...

  • Energy efficiency and Weight Watchers

    By Elisa Wood April 27, 2011 We’ve been hearing for years that the energy efficiency industry needs to find its equivalent to the cell phone. These days industry folks refer to it as the ‘killer app,” the revolutionary ...

  • Energy efficiency policy in Slovenia

    Slovenia set up its own energy efficiency policy in the Strategy of Energy Use and Supply of Slovenia, adopted by the National Assembly of the Republic of Slovenia in early 1996. Energy efficiency policy in Slovenia is in harmony with the European Commission's policy concerning the promotion of energy efficiency. The new Energy Act, adopted in September 1999, defines energy efficiency as equally ...


    By Inderscience Publishers

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