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CADDET InfoPoint Issue 3/03, September 2003
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This is the second issue of the InfoPoint Energy Efficiency and Renewable Energy combined 16-page news bulletin. The feature articles in this issue are:
.A single household HVAC system by the CADDET Canadian National Team. Canada develops an alter...
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Energy saving in lighting installations by utilising daylight
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A major project is currently being carried out in Trondheim, Norway, to demonstrate the energy savings potential of daylighting in office buildings. The first phase involves ten offices in a 15 year-old building, while the second phase covers 28 room...
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New standards for indoor air quality and air conditioning systems
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Indoor air quality within buildings depends on the contaminants production within the buildings themselves, the outside air quality and the features of the air conditioning systems is required in order to achieve a satisfactory result. In 1963 UNI 51...
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Upgrading industrial waste heat using a hybrid heat pump
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The Institute for Energy Technology (IFE) in Norway has developed a high-temperature absorption/compression type heat pump. It is designed to upgrade industrial waste heat from a temperature of around 50 ºC to a temperature of 100-115 ºC. The system ...
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Adsorption refrigerator uses low-temperature waste heat
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There is an increasing interest in the development and use of adsorption chillers. An adsorption refrigerator is a thermally driven installation that converts energy and generates cold by using waste heat as a driving force. This article describes an...
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Heat recovery from discharge steam in the food industry
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The Fritesspecialist company in Arcen, the Netherlands, manufactures a range of potato products that are sold ‘cool fresh’ as well as deep frozen. Stimulated by economic considerations and environmental legislation, the company developed a plan to re...
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Energy-saving and environmental benefits using ice thermal storage
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A dynamic type of ice thermal storage system and a floor heating system have been installed in the new town hall in Sawara. These installations allow 76.8% of the annual power used for cooling and 30% of power used for heating the building to be cons...
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Super-insulated glass house
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New, super-insulating transparent and translucent glazing presents new possibilities for using glass in architecture to achieve new facade design styles, spatial and light effects, and low energy consumption. New types of glazing have been tested in ...
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Fifteen years of experience with combined heat and power
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This article describes the combined heat and power (CHP) district heating (DH) system in Jamestown, New York. The project was initiated in 1984 and since then the system has been expanded every year. Sixty downtown buildings are currently being serve...
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Energy audit programmes - one answer to Kyoto Protocol commitments
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Energy auditing is an effective and practical way of achieving rapid improvements in energy efficiency, both for buildings and industrial processes. Countries with ongoing auditing programmes consider energy audits to be an effective tool that has a ...
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Alternative Fuels in Electric Power Generating Plants
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The 26th report in the CADDET Analyses Series examines and explains the potential for exploiting alternatives to fossil fuels in the generation of electric power. Using examples of successful, demonstrated energy-saving projects from around the world...
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Measuring the potential for efficiency improvements in freight transport
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Levels of vehicle utilisation, measured in terms of the percentage a vehicle is full and the number of times it travels empty, is a key factor in determining the energy intensity of freight distribution. Measures taken to improve utilisation levels w...
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Combined goods and passenger transport in Denmark
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The Danish municipality of Kerteminde (population 10,000) has successfully implemented a rural public transport system based on a flexible and cost-effective dial-a-ride system that can be easily adjusted to current needs – and where the tiered fare ...
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Emerging technologies in emissions abatement for diesel engines
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Freight transport, powered by heavy-duty diesel engines, is the backbone of the world’s economy. Diesel engines are considerably more efficient than comparably sized petrol engines. However, these
fuel-saving engines are becoming an endangered speci...
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UnitNet/Regional Container Centre
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In 1998 the Netherlands agency for energy and the environment (Novem) drafted the conditions for a project known as UnitNet/RCC. This project aims to address energy savings and reduce harmful
emissions to the environment from the freight transportat...
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The world’s first LNG-powered ferry goes into operation in Norway
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The world’s first car ferry running on liquefied natural gas (LNG) went into service last February. With a capacity of 8 lorry trailers, 42 private cars and up to 300 passengers, the ferry operates across the Romsdalfjord, on the western coast of Nor...
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Insight - the world’s most fuel-efficient and environmentally friendly car
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Honda has recently launched a new petrol-electric hybrid passenger car onto the market. The Insight is based on three new design concepts: an ultra-efficient hybrid power unit, super-aerodynamics, and a light but highly rigid aluminium body structure...
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Travel plans: another source of energy savings
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The UK Department of Environment, Transport and the Regions (DETR) has been developing a
programme offering technical assistance and research to organisations implementing travel plans.
Technical handbooks and best practice guides have been publish...
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Solar-boosted heat pumps for energy-efficient water heating
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Conventional flat plate solar water heaters can provide free water heating on hot sunny days, but rely on electric or gas boosters to boost temperatures when there is not enough direct solar radiation available. This reliance increases as the hot wat...
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Integrated heating and cooling in the food and beverage industry
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A Dutch food company’s demand for both heating and cooling encouraged it to integrate both functions into one overall system. By recovering the heat rejected from the cooling and freezing processes, this company realises energy savings that will pay ...
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