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106 energy efficiency projects

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Build a Mobile App That Connects to Your RPi 3 Using BLE

This article shows how you can build a mobile application that connects to your RPi 3 using Bluetooth Low Energy. All code is JavaScript.

Build a Mobile App That Connects to Your RPi 3 Using BLE

Andreas Lundquist
101K
Smart Energy Saver for Your Home

My aim is to minimize the loss of electricity there is when people forget to switch off their fans or lights, through smart home solution.

Smart Energy Saver for Your Home

Dhairya Parikh
26K
Humidity Sensor-Controlled Bathroom Exhaust Fan

Accumulation of moisture in a closed up space like a bathroom can lead to the appearance of mould, which can cause health issues.

Humidity Sensor-Controlled Bathroom Exhaust Fan

LIMPINGLIM
20K
Arduino and AC Devices - Automatic Lights

Learn how to use Relay, Ultrasonic sensor and Arduino in one cool and easy project

Arduino and AC Devices - Automatic Lights

Ahmed Hamdy Mahmoud Hassanein
50K
Multi-Zone Heating Controller

The smart solution to control multiple zone heating in your house, Controlling the Floor Unit pump will save you over 150 Euro/Year!

Multi-Zone Heating Controller

erkr
24K
Control a Shelly smart plug remotely (with power monitoring)

Replace the firmware on a Shelly Plug S with a wireless procedure (no soldering, no wiring) and connect it to Arduino Cloud!

Control a Shelly smart plug remotely (with power monitoring)

alranel
6.3K
Arduino Sound Sensor Module / Sound Sensor with arduino Code

All resource are given here free. Its easy to understand.

Arduino Sound Sensor Module / Sound Sensor with arduino Code

DIYables
&
Mahamudul Karim Khondaker
72K
Sun-Tracking Mechanism for 40W solar panel

Trackers generate more electricity than their stationary counterparts due to increased direct exposure to solar rays.

Sun-Tracking Mechanism for 40W solar panel

LIMPINGLIM
12K
Automatic Motion Triggered Street Light

A really economic street lighting system.

Automatic Motion Triggered Street Light

ReddSathvik
9.4K
Home Improvement DIY: WiFi Gas Detector with Text Alerts

How to build a DIY Wi-Fi gas detector that sends SMS alerts using a Particle Photon, a gas sensor and a buzzer

Home Improvement DIY: WiFi Gas Detector with Text Alerts

Stefan G.
7.6K
Plant Health Monitor Using the Particle Electron

Health monitoring system for plants.

Plant Health Monitor Using the Particle Electron

Mohit Bhoite
5.4K
PSoC : Auto Ranging Ohms Meter

Utilizing IDAC to inject current through unknown Resistor & measuring Voltage across it with 12 bit ADC finally Ohms Law to find Resistance.

PSoC : Auto Ranging Ohms Meter

Shahariar
3.8K

Now Control Home Appliances using Web and Mobile from anywhere.

Control Home Appliances Through Web Or Mobile

Team Gadget Programmers
19K
Arduino Digital Dice

An easy and simple way to replace your normal board game dice.

Arduino Digital Dice

tylerpeppy
5.9K
Mini Weather

Miniature WiFi weather station made to feed data from a terrarium.

Mini Weather

Dan Fein
4.5K
Relay_PIR_Timer

Manage the time a device remains activated (lights on) when no presence is detected.

Relay_PIR_Timer

berlopdia
9.3K

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
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
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
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
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
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