How to make your house more energy efficient

1
TOTNES TRANSITION TOWN
How to make your house more energy efficient
Solar Thermal Experience 2007
2008 Nigel C Kelland November 2008
2
Preparation on Roof
Roof Bracket
Installing Roof Brackets
Installing Panel Brackets
3
Collector Panels Installation
Installing First Panel
Completed Installation
4
Solar Heating Pipework Installation
From the attic to
the roof and
down to the water tank
5
Installed Internal Components
Solar Heating Pipes
Immersion Heater
Pipes to/from attic
Gas Input
Pump Expansion Chamber in the attic
Solar Input
300 litres Storage Tank
6
System Controllers Logger
Radiation
Collector Panel Temperature
Logger
Solar Controller
Data output from Logger
Gas Hot Water Controller
7
Collector Temperature Sun Radiation June 07
8 June 08
8
Collector Tank Bottom Temperature 7 June 07
8 June 08
9
Conditions for Un-aided Showers(Not
supplemented by the Immersion or Gas Water Heater)

• Minimum Tank Temperature Required 39C
  (102F)
• Additional Temperature to operate Pump 6C
• Required Collector Temperature
  45C (113F)

10
Collector Tank Bottom Temperature Pump ON
7 June 07 8 June 08
11
Collector Tank Bottom Temperature APRIL 2008
12
Tank Bottom Temperature Energy Produced June
07 8 June 08
13
Optimum System Performance Early November 2008
My sons house near Guildford
Two Collectors
Collector Temperature
14
Sub Optimum System Performance Early Nov. 2008
My house in Totnes
Four Collectors
Collector Temperature
15
Optimum Performance Potential Mid Nov. 2008
Moorashes Development (Looking North)
Sky View with NO trees (Looking South)
? BUT WHERE ARE THE SOLAR PANELS ?