Stewart Reid – SSEPD

Louise Thomason – Hjaltland Housing Association

Working together with communities

Domestic demandresponse in Shetland

NINES Domestic Energy Storage Overview

• 750 homes with smart thermal stores and water cylinders • 7MW connected load• 45MWh storage capacity• Frequency Responsive

RENEWABLE ENERGY STORAGE SYSTEM

RF MeshMultidirectional

Home AreaNetwork

GPRS

Quantum Hub

Broadband

Airwave “Tetra”

The 6 Home Trial

Dimplex prototype devices

installed during the Tier 1

trial to inform subsequent

decisions

More about people than

technology

Louise Thomason

NINES Development Officer

Scope

My role as development officer

Hjaltland Housing association

The 6 home trial and impact

Benefits of DDSM

Project learning and wider roll out

Development officer: my role

Assist in coordinating the project

Liaise with tenants

Develop education for users

Monitor, progress and deal with tenant concerns

Publicise and promote the project

Over 620 houses

Real life setting for trial

A “friendly face”

Hjaltland Housing Association Ltd.

6 Home Trial: the tenants

Six homes identified

Personal visit to explain project

£100 ex-gratia payment

Managing communication

Coordinated by development officer

Small numbers: telephone calls and letters

Pass key system for access

Tenant feedback

“Definitely a positive experience”

“Now we’ve got a greater degree of input in how we use the heating to meet our needs”

“We’ve got a better heating system out of it, more hot water and it’s been interesting”

“There are more options for heating the house and it’s just very user friendly”

“I’d definitely recommend it to a friend”

Trial heaters: user problems

Tenant’s felt settings too complicated

Didn’t encourage adapting to suit their needs

‘Clunky’ design

New design: Quantum heater

Simplified design

Settings “fool proof”

More streamlined outer casing

Impact of system

Enhanced controllability

Increased hot water availability

Economical form of heating

Tenancy changes presented challenges

DDSM Trial: Benefits for HHA

Value for money heating + greater comfort for tenant

Low installation costs

System helps towards SAP ratings - “future proof” homes

Raises profile of association as forward thinking and “green”

Energy Storage Portfolio Management

Real requirement to understand portfolio risk management in storage and DSM

Stakeholder motivations diversity

Stakeholder Funding Source / Sector diversity

Technology Risk Diversity

Policy impact diversity

Hedged against new technologies

What next: Learning and managing portfolio risk Local authority withdrawn from NINES project

234 social houses still to benefit

Potential for private home owners to participate

Challenges: engaging customers at the right level