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319 energy efficiency projects page 3

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Wanna charge your phone in the apocalypse? Maybe my hand crank generator can help you.

Free Energy? Charge Your Mobile Phone with Hands

Ben Ho
3.0K
Humidity Controller

A simple device that makes controlling humidity and saving energy a snap. Operates as easily as a thermostat.

Humidity Controller

Shaeroden
15K
Senso

Senso is a device that detects deforestation using sound analysis detecting machines used to cut down trees and warning the authorities.

Senso

Andrei Florian
12K
Rainfall Measured Using Arduino

Here we measure rainfall.

Rainfall Measured Using Arduino

DIYables
&
Mahamudul Karim Khondaker
11K
Smart Home Automation System Using IoT

This project aims to design and implement a smart home automation system using IoT (Internet of Things).

Smart Home Automation System Using IoT

robert watson
487
Arduino / ATtiny85 Delta AC 3-Phase Checker

This is a very simple way to control a 3-phase AC installation in a delta configuration.

Arduino / ATtiny85 Delta AC 3-Phase Checker

philippedc
7.9K
Notifications from your dryer

Know when your clothes are dry

Notifications from your dryer

gusgonnet
5.8K

A highly efficient and compact generator that can be coupled with wind turbines or water wheels to produce upwards of 50V.

Dual Axial Flux Generator & Wind Turbine

Hanoz Patel
&
Vijay Raghav Varada
16K
Arduino-DC-12-24V-to-AC-230V-380V-3-phases-inverter

This study is an example how to build a 3-phases 230V/380V from a 12-24V DC with an Arduino Uno

Arduino-DC-12-24V-to-AC-230V-380V-3-phases-inverter

philippedc
15K
Tiny Tank, Drive Around, Forever!

Easy to print, control & extend, treaded vehicle. And with the onboard wireless power component, you can charge the tank while parked.

Tiny Tank, Drive Around, Forever!

Joris Bijnens
3.3K
Solar Tracker

The aim of the project is to make a solar tracker to enhance the productivity of a basic solar panel.

Solar Tracker

Lucas
3.1K
Prestart

Need to preheat your cabin before you arrive? Need to shut off your hot tub you forgot on? Let's use AWS IoT to get it done!

Prestart

James Seigel
3.0K
Smart Home

Using sensors, this device allows you to save energy and maximize security of your household.

Smart Home

saket kulkarni
2.4K
How to Make an LCD Display Timer

Learn how to make a timer with an LCD display.

How to Make an LCD Display Timer

EpixyKid
8.4K
Turning a Fridge Smart

Make your fridge smart with a few sensors and actuators.

Turning a Fridge Smart

Dr Power
1.8K
Whole House energy monitor

Whole house energy monitor that monitors a split phase 120/240 service and publishes to blynk.

Whole House energy monitor

Corymacs
6.3K
Li-ion LifePo4 1S to 4S BMS Charger Tester with Arduino Uno

This is a BMS charger that would be as universal as possible for testing Li-ion or LifePo4 cells.

Li-ion LifePo4 1S to 4S BMS Charger Tester with Arduino Uno

philippedc
25K

You'd think that solar energy and clouds are not the best match, but in this project I'll show you how you can make it work!

Solar Energy in the Cloud

Balázs Simon
3.2K
Arduino DIY Clock

Arduino DIY Clock with energy saving mode and a 3D printed case!

Arduino DIY Clock

mPelectronic
2.8K
Dual axis solar tracker System

This is a dual-axis solar tracker in which two servo motors are used to move the solar plate at different angles.

Dual axis solar tracker System

Techatronic
14K
Smartmetering via M-BUS and Raspberry Pi

How to use the M-BUS (meter bus) to read smartmeters for electricity, gas, oil, heat etc. with the Raspberry Pi

Smartmetering via M-BUS and Raspberry Pi

Hartmut Wendt
13K
Temperature Sensor With Arduino UNO

Temperature Sensor With Arduino UNO

Temperature Sensor With Arduino UNO

DIYables
&
Mahamudul Karim Khondaker
13K
Remote Controlled Smart Lamp

Control your home appliances through any remote very easily.Even you can use your old remote to control home appliances.

Remote Controlled Smart Lamp

Team gadget programmers
9.4K
Charlieplexing with Arduino

Charlieplexing extends the limitation of I/O pins of a controller beyond its capability.

Charlieplexing with Arduino

Lilanka Udawatta
9.1K
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