Tag Archives: Energy

Recommended Energy

Rotating house!

Check out the Rotating House! They must have put a lot of work on it. Think about all the water pipes, electrical wires, and etc… that’s rotating with it…

The Everingham rotating house is a 24-metre diameter octagon with a 3-metre, 360-degree verandah. The exterior walls are mostly glass and steel, and it has a COLORBOND® roof.

The entire structure, weighing approximately 50 tonnes, rotates up to 360-degrees if and whe

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DIY SOLAR HACK – Cool collection of Solar Cooker HOWTOs

Check out the inclined solar cooker and the vast range of solar cooker HOWTOs here.

Solar cooker available, generally fall under two categories. One is box type and the other is parabolic reflector focusing type .The cooking ability of existing box type simple solar cooker is seems to be not satisfactory in comparison to the cost involved. .Parabolic reflector focusing type cooker needs frequent adjustmen

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Giant human hamster wheel powers Giant Nose Picking machine!

http://zedomax.com/image/icon/make.jpg

video://www.youtube.com/watch?v=V652yOYHWdo

Oh boy, I am looking forward to this cool giant nose picking machine powered by human hamster wheels! (at the Maker Faire)

Here’s a fun interactive toy in the Rube Goldberg style. The “coin” is a 10′ human hamster wheel. Participants walk on the wheel. This turns a pulley which turns a large disc from an electrical spool which lifts a see-saw lever which lifts an “arm” which twists a finger into the nose of a 12 foot face suspended on a 23 foot

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DIY SOLAR HACK – Pizza Box Solar Cooker

Check out this cool Pizza Box Solar Cooker which is very simple to make and you can cook pizza if you don’t have a microwave or an oven. This Pizza Box Solar Oven can reach up to temperatures of 275 Fahrenheit! Nice…

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DIY SOLAR HACK – How to make a Parabolic Solar Cooker

Check out these really large solar cookers you can use to cook some food. Maybe they will be able to commercialize this and let people cook some steaks on it instead of using up our precious earth resources.

One of the easiest beginnings for a parabolic solar cooker can be found in thousands of backyards across the United States-the satellite dish, from the large C-band to the small digital dish

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ENERGY SAVING HOUSE – Heliotrop House that rotates to keep the sun in

Wow, check out this cool energy saving house!

The balcony rail is a solar vacuum tube to heat water. Photovoltaics on the roof rotate independently to track the sun, generating four to six times the energy needed for the house, making it beyond zero energy and into “das Plusenergiehaus” or a “Plus-energy House.” If that is not enough, there is on-site composting, chemical free sewage treatment and rainwater catchment.

via

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DIY HACK – Sound Trigger Circuit for High Speed Photography

Wow, check out this cool sound trigger circuit DIY for High Speed Photography!

The general use is quite simple: setup a noisy event to trigger the flash. Since I am using the Sigma EF-500 Flash, which have an internal “dumb slave”, I activate a led to tell the flash when to fire. A more general solution can be found

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DIY HACK – AVR Ethernet Weather Station

Wow, check out this cool AVR ethernet weather station!

My original plan was to have sensors for temperature, air pressure and wind. I started a prototype and it worked very well except for the wind measurement part. I have written a separate article about it: wind-vane-ver01.shtml. I plan to improve the wind measurement hardware and add it at a

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Snow surfing with a Antartic Snowbot

Check out some of the cool Antartic autonomous solar robots being developed here. Above is a picture of a guy (yes holding a laptop), snow-surfing at about 5mph…

Not too bad on solar power, we give thumbs up for that.

One morning, while taking walking behind the robot and dragging a sled of equipment for quantitatively measuring the strength and c

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DIY HACK – Double the battery life

Check out this howto on doubling your battery life by replacing a linear voltage regulator (the thing that converts DC voltage, e.g. from 12V to 5V) to a switching regulator. Switching regulators are way more efficient than your typical off-the-shelve crappy regulators such as 7805 which get too hot too fast. Get the Dimension Engineering regulators here. This howto could easily be appl

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