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Electricity Monitoring
AC Power Theory
Introduction
Arduino Maths
Advanced Maths
3-Phase Power
Use in North America
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CT Sensors
1. Introduction
2. Installation
3. Interfacing with an Arduino
4. How to Build an Arduino Energy Monitor Measuring Current Only
Advanced: Measurement Implications of ADC Resolution at Low Current Values
Extending CT Sensor Cable
YHDC SCT-013-000 CT Sensor Report
YHDC SCT006 CT Sensor Report
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Voltage Sensing
1. Measuring Voltage with an AC-AC
Power Adapter
2. Different AC-AC Power Adapters
Report:
IdealPower
9V AC-AC Adapter
Report:
Mascot
9v AC-AC Adapter
Why Can't I Use a Single Transformer?
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Current & Voltage
Basic: How to build an arduino energy monitor
1. Calibration Procedure
2. Emontx error sources
3. CT and AC power adaptor installation and calibration theory
4. How good is your multimeter
5. Buffered Voltage Bias
Advanced: Digital filters for offset removal
Advanced: Explanation of the phase correction algorithm
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Networking
Which radio module
RFM12B & RFM69cw wireless transceiver modules
Sending data between nodes
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Pulse Counting
Introduction to pulse counting
Interrupt based pulse counter
Interrupt based pulse counter
+ with sleep
12 input pulse counting
Gas Metering
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Temperature
DS18B20 temperature sensing
DS18B20 temperature sensing 2
RTD temperature sensing
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Timeseries
Timeseries storage history in emoncms
Fixed interval timeseries
Fixed interval with averaging
Variable interval timeseries
Write load investigation
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Emoncms Internals
Architecture
Developing a new module
Global variables in Emoncms
Input Processing
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Using the Arduino IDE
Windows 10 OS: Installing the Arduino IDE
Windows 10 OS: Installing the Arduino Libraries
Ubuntu (Linux) OS: Installing the Arduino IDE
Ubuntu (Linux) OS: Installing the Arduino Libraries
macOS: Installing the Arduino IDE
macOS: Installing the Arduino Libraries
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Other Software
Android App Part 1
Android App Part 2
Drawing A Bar Chart
Graphing in kst
VIsampler 2.0
SMA webbox data extractor
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The FTDI Programmer
The FTDI Programmer
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Sustainable Energy
Energy
1. Introduction
2. Energy 101
3. Snowdonia Energy Study
4. Snowdonia Energy Study: Data
5. The ZeroCarbonBritain Energy Model
6. Renewable Heat
7. Looking at Costs
Appendix 1: UK Energy 2015
Appendix 2: Energy use in context
Appendix 3: Energy 101 Reference
Appendix 4: Green Tariffs
Appendix 5: Petrol, Diesel and Electric car
energy and carbon performance
Further reading
Industry: Sabatier process
Industry: Steel production
Industry: Plastic production
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Zero Carbon Energy Model
1. Variable Supply
2. Variable supply and flat demand
3. Variable supply, traditional electricity demand and oversupply
4. Mixed supply and flat demand
6. Electric Vehicles
7. Household electric only model
8. Household full energy model
Aggregation
ZCB Dataset
Python models
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Building Energy Modelling
1. Introduction
2. Fabric heat loss
3. Ventilation heat loss
4. A simple building energy model
Fabric Element Library
Basic radiator model
Basic heatpump model
Dynamic building model
Model examples
ESPR
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Tools
MyHomeEnergyPlanner: Getting Started
Electricity audit and savings case study
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PV Diversion
Introduction
Choosing An Energy Diverter
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Background
Meters
Overload protection of mains electrical circuits
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MK2 PV Diverter
Contents
1. Introduction
2. Measurement of surplus PV
3. Diversion and Use of surplus PV
4. Switching High Current Loads (Triac)
5. Mk2 Controller Operating Modes
6. Voltage and current measurement
7. Calibration
8. Building a Mk2 PV Router
9. Software Versions
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PLL Diverter
Contents
1. Features
2. Software Design Overview
3. What is a PLL? – operating principle
4. The ADC and interrupts
5. Integer maths
6. Advantages over emonLib
7. Implementation
8. The sketch explained in detail.
9. Hardware
10. Derivatives
11. References
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Other Utilities
Water & Gas
Introduction
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