Micro-CHP TrialMicro-CHP Trial

Noel Rice & Barry SteeleNoel Rice & Barry Steele

N.I.Housing ExecutiveN.I.Housing Executive

1010thth May 2005 May 2005

Micro-CHP TrialMicro-CHP Trial

Whispertech – New Zealand.Whispertech – New Zealand. Whispergen – Micro CHP unitWhispergen – Micro CHP unit Stirling Engine.Stirling Engine. Provides heat and generates Provides heat and generates

electricity (1kw).electricity (1kw).

N.I. Field TrialN.I. Field Trial

February 2004.February 2004. 2 Whispergens installed.2 Whispergens installed. 2 Private dwellings.2 Private dwellings. Funded by Housing Executive, NIE and Funded by Housing Executive, NIE and

Phoenix Natural Gas.Phoenix Natural Gas. TV Coverage.TV Coverage.

Extended Field Trial 2004/05Extended Field Trial 2004/05

50 Whispergen Units.50 Whispergen Units. NIHE NIHE £ 70k£ 70k NIENIE £100k£100k ESTEST £ 90k£ 90k Phoenix GasPhoenix Gas £100k£100k DETIDETI ££100k100k

£460k£460k

Micro-CHP Trial (NI)Micro-CHP Trial (NI)

10 Housing Executive. 10 Housing Executive. 10 Housing Association.10 Housing Association. 10 Private Sector New Build.10 Private Sector New Build. 20 Private Sector retrofit.20 Private Sector retrofit. Monitored by Carbon Trust.Monitored by Carbon Trust.

Micro – CHP TrialMicro – CHP Trial

Partners subsidise installation costs. Partners subsidise installation costs. NIHE dwellings – partners supply CHP unit NIHE dwellings – partners supply CHP unit

but NIHE pay installation costs.but NIHE pay installation costs. Housing Association and Private Sector Housing Association and Private Sector

installations also subsidised by partners.installations also subsidised by partners. Monitoring Costs.Monitoring Costs. Training Costs.Training Costs. Contingency Fund.Contingency Fund.

Micro – CHP Trial (NI)Micro – CHP Trial (NI)

Identification of NIHE houses.Identification of NIHE houses. Heat Loss Calculations.Heat Loss Calculations. Marketing campaign for properties within Marketing campaign for properties within

other tenures, including media coverage.other tenures, including media coverage. Training of NIHE Contractors. Training of NIHE Contractors. Tender for contractors within other tenures Tender for contractors within other tenures

followed by training.followed by training.

Progress to dateProgress to date

7 Housing Executive installations complete.7 Housing Executive installations complete. 3 Housing Executive completions due 3 Housing Executive completions due

shortly.shortly. Many owner-occupiers interested – not all Many owner-occupiers interested – not all

dwellings suitable.dwellings suitable. Housing Associations interest building.Housing Associations interest building. Private developers – none to date.Private developers – none to date.

IssuesIssues

Compatibility with prepayment meters.Compatibility with prepayment meters. Working in partnership.Working in partnership. Installation manual.Installation manual. Suitability of dwellings and tenants.Suitability of dwellings and tenants. Logistics.Logistics.