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Phil Slade

Sustability 30th Anniversary - 2 views

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    Great series of graphics looking 30 years back and forward. Hope we're about halfway. Thanks for sharing Phil.
Hans De Keulenaer

Lewis Pugh - First swim across the North Pole - YouTube - 0 views

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    Inspiring 1 km swim across the geographical North Pole, in order to alert us that there are actually 1 km swimming stretches there already in 2007
Hans De Keulenaer

Semi | Tesla - 1 views

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    Range: 480 or 800 km Efficiency: <1,25 kWh/km (i.e. 400 kWh or 650 kWh battery that implies 1 MW charging point) TCO parity: 2 years
Hans De Keulenaer

Qpinch | Industrial energy and emission saving - 0 views

  • The Qpinch Heat Transformer recovers residual heat from 40 °C / 104 °F and up. It is applicable on a megawatt scale throughout all major industries that use industrial heat, including food and feed, oil &amp; chemicals, paper and pulp, cement and manufacturing.
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    A solution using pinch technology claiming a coefficient of performance of 30 (units of heat per unit of electricity consumed).
Hans De Keulenaer

Trends and Innovations in copper demand - 3 views

  • The International Copper Association (ICA) is the leading authority on the fundamentals of future copper demand and substitution. ICA’s portfolio of material demand and substitution work covers global studies, surveys and detailed data sets. Full studies and data sets are used by ICA and its members for market development purposes, and select information is available to market commentators.
Phil Slade

24housing » Your News » New Time Lapse Video: 49 Heating Upgrades in 2 Minutes! - 3 views

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    Busy day at the bungalow park
Phil Slade

http://www.transitionengineering.org - 1 views

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    Great idea but appears somewhat dormant. It is hard to keep a volunteer group like this going. I speak from personal experience.
Pannir selvam

http://www.sealab.gr/download/attachments/6619619/Small+scale+biodiesel+production+econ... - 1 views

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    Raw materials and utilities cost Biodiesel is the product obtained when a vegetable oil or an animal fat reacts chemically with an alcohol to produce fatty acid alkyl esters. A catalyst such as sodium or potassium hydroxide is required. Glycerol is produced as a co-product (Van Gerpen et al., 2004). The most common stoichiometries description of the reaction is: 1000 kg of oil þ 110 kg of methanol/1000 kg of biodiesel þ 110 kg of glycerol
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