Adoption of technology by the low-income population segment : The low-cost hot water heater case

PROBLEM

Low income segments of the population have difficulty in adopting energy saving technologies.

Heating responsible for the greatest proportion of energy concsumed by electrical systems

A lack of investment costs

Inadequate knowledge

Hinderance by a fragmented industry

Generally +ve response to LCSWH

Guidelines and recommendations

For future projects

Adaptations

renovations

reforms

reorganizations

Empolyment of solar water heating systems in low-income houseing

The Low Cost Solar Water Heater(LCSWH)

4 Basic component

A Hot water tank

PVC Lining

Pipes black painted as Solar Collectors

Pipes for transporting how water to the shower

Develooped by Society of the Sun

Conducted in a low-income community( the Nucleo Residencial Vila Brandina)

installation and Evuation

Selection of residences

Installation of LCSWHs

Conducting environmental awareness and education workshops

Interviews for the selected families

interview conducted 2 years after the installtion of LCSWH

Data Collected by

characteristics of residents

Characterization of dwellings

procedures for using water

usage of water

Objectives

Emphasizes on community acceptance

Reducing energy wastage and Alternative ways to heat water