Page 104 - The Hong Kong Green Building Council (HKGBC) 香港綠色建築議會

Public Sector Tamar Development Project
Projects

SUMMARY OF ENVIRONMENTAL
CONSERVATION MEASURES

Environmentally Friendly Features Energy Efficient Systems

• Grid connected photovoltaic system (30 kW) Building Design Electrical Installation
for renewable energy that supplements the
principal electricity supply; • Façade design with low overall thermal • Lower lighting power density with the use
transfer value (OTTV); 18 W/m2 & 30 W/m2 of a task light scheme for offices;
• Automatic refuge collection system with provided for the building tower and podium
dedicated chutes for waste sorting of respectively vs 30 W/m2 & 70 W/m2 for the • High efficiency motor (EFF1);
recyclable paper and general waste; building tower and podium respectively as
stipulated under the Code of Practice for • Use of LED lighting;
• Solar hot water system; Overall Thermal Transfer Value in Buildings.
• Building Energy Management System;
• Photovoltaic external lighting;
• A sensor control for the lighting system;
• Thin film photovoltaic panels;
• Maximum use of daylight in offices via
• Light pipes; photosensor controls;

• Battery charging facilities for electric • Computerised lighting controls with flexible
vehicles; lighting switching and zoning; and

• Green roofs and sky gardens; • Low energy consumption LED exit signs.

• Rainwater recycling for irrigation purposes;

• Water features to provide an evaporation
cooling effect;

• Vertical planting walls to improve the
thermal insulation of the building and
street landscape;

• Double-layer ventilated façade design;

• Building disposition to facilitate air
movement and improve the micro-climate;
and

• Use of metal scaffolding.

102 HONG KONG REPORT ON THE STATE OF SUSTAINABLE BUILT ENVIRONMENT 2014