Tag: technology
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Solar Air Conditioning – Direct PV DC – Project Updates and Video
Note: ongoing project updates will be posted towards the end of this page. Thinking in terms of a grid-down scenario, besides food, water and shelter, air conditioning is one of the most important modern benefits to society. There is nothing that can boost morale like a good cold AC and a place to rest after…
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How Many SOLAR Watt-Hours does it take to cook? (Documented Experiment plus Video)
Kitchen-Grade 12 Volt Cooking Appliances are an untapped industry in my opinion. There is a pressing need all over the world for simple, durable and affordable 12v cooking appliances, but most of the ones available are not designed for the rigors of daily use. After years of searching for alternatives, I could not really find…
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Insulated Solar Electric Cooker – simple DIY! affordable off the shelf option plus video
An insulated solar electric cooker, sometimes referred to as “ISEC” is an insulated container that takes a direct solar panel input to cook food. These appliances are generally a DIY project and not something available off the shelf. A good example is my small solar electric cooker which I used to boil an egg with…
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DIY Bus Bars for lithium-ion cells – handmade in the workshop
Recently I needed some copper bus bars for a lithium-ion pack I was building. This pack will be used to power a prototype cooking appliance. But I did not want to buy any pre-made bus bars and decided to try the DIY option. There is also a video documenting this technique posted down below. First…
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Off Grid AC and LiFePo4 Battery Upgrades for my Solar Workshop – ongoing updates and videos
Update 8-11-2024 – the upgraded off electrical grid system has been operating for a few weeks now with no problem. I can run my air conditioner all day, shop tools, air filters, lights and everything else. However I still use a lot of direct solar electric power, bypassing the batteries, inverter and charge controller wherever…
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200ah LiFePo4 battery runs an AC for how long? With video test / review
Full disclosure, this battery was provided for review by RedODO. I do not accept sales commissions. I was curious how long a 5000 BTU air conditioner would run on a 200 amp-hour LiFePo4 battery. That was the main part of my recent test and review of the RedODO 200ah deep cycle battery. Want To Support…
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Solar DC Direct Drive 12v / 24v / Series car radiator fans – Bench Test with video
In this article and video I compare the performance of different car radiator fans in a direct PV DC driven (PV-to-Load) shed ventilation scenario. Overview A 50 watt solar panel and a simple car radiator fan makes an extremely simple and robust DIY shed ventilation solution. 12 volt fans are very common and affordable, but…
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12V Toaster Oven! Build your own for about $25 DIY / HOW TO Video
12 volt toaster ovens should be very cheap and readily available – the world needs them. I’ve been working on a 12v DIY volt toaster oven prototype project for over a year in the solar workshop. Wouldn’t it be great if the DIY solar power enthusiast could build a portable 12 volt toaster oven in…
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Tiny 12V LiFePo4 Lithium Solar Powered Kitchen Setup – Emergency Preparedness Test
Cooking food from smaller solar power systems has always been one of my key interests. High tech survival and emergency preparedness too. But cooking with standard kitchen appliances often seems out of reach due to the high power draw required. And many people do not have large batteries and inverters to do the task. The…
