building services installations hku space po leung kuk community college building

Building Services Installations

HKU SPACE PO LEUNG KUK COMMUNITY COLLEGE BUILDING

Air-Conditioning & Mechanical Ventilation (ACMV) Installation Electrical Installation Fire Services Installation Plumbing & Drainage Installations Lift Installation Gondola Installation Green Initiatives

- Energy Efficiency- Water Conservation- Material Use



ReliabilityReliability

Design IntentDesign Intent

New TechnologyNew TechnologyFlexibility

Flexibility

Health & SafetyHealth & Safety

MaintainabilityMaintainability

Energy EfficiencyEnergy Efficiency

SustainabilitySustainability

Conditions Temperature Relative Humidity

Outdoor (Summer) 33.5 oC DB 68% RH

Outdoor (Winter) 7 oC DB 40% RH

Indoor (Summer) 25.5+ 1 oC DB22 oC DB (Server Room only)

55% + 5% RH

ACMV Installation

Design Considerations

ACMV Installation

Site outside Pilot Scheme Area Spatial Limitation Lower capital cost Two 400TR and One 150TR Chillers Chilled Water Pumps (3 Duty & 2 Standby) Chilled Water Piping Distribution System Motorized Isolating Valves Balancing Valves Motor Control Centre (MCC)

Air-Cooled Chillers System

ACMV Installation

Air Intake away from Pollutant Sources Adequate Fresh Air Intake & Air Filters for AHU &

PAU Noise Control Fan Coil System with Primary Air Unit (PAU)

- Individual On/Off and Temperature Control- Classroom, Staff Zone, Library, Learning Commons

Constant Air Volume (CAV) System- Lecture Theatres & College Hall

Split Type AC with standby unit- Server Room (24hrs AC)

Air Distribution Systems

ACMV Installation

Plant Rooms Toilets – maintained under negative pressure Computer Lab. & Library – maintained under positive pressure

Mechanical Ventilation Systems

ACMV Installation

System network with flexible topology DDC controllers Software Control & Monitoring for :

- Complete ACMV systems- On/Off and Time Frame Control of Lighting on floor basis- Energy Use of ACMV, lifts, general lighting & power- Total Building Energy Consumption- Emergency Generator System- Plumbing Equipment & Water Storage- Alarms from Lifts

Central Control & Monitoring System

ACMV Installation

Central Control & Monitoring System (Fan Coil Unit)

ACMV Installation

Central Control & Monitoring System (Lighting)

ACMV Installation

Central Control & Monitoring System (Genset)

ACMV Installation

Central Control & Monitoring System (Lift)

ACMV Installation

Central Control & Monitoring System (FS)

ACMV Installation

Central Control & Monitoring System (Plumbing System)

Electrical Installation

Power Supply – Two 1500kVA Transformers by Hongkong Electric Co., Ltd. in G/F Transformer Room

Low Voltage Switchboard in G/F Main Switchroom Low Smoke Zero Halogen (LSOH) Distribution Cables Power Factor Compensation Equipment Check Meter – Multi-function Power Meters

Power Distribution System


One 600kVA Emergency Generator at R/F Serving FSI & Non-FSI Essential Loads in case of power failure Fuel Tank in separate room Comply with FSD’s Requirement Comply with EPD’s Requirement

Emergency Power System


Lighting- CIBSE Codes- COP for Energy Efficient- Energy Saving Luminaire- Electronic Ballast & T5 Tube- Flexible Controls for Operational Needs- Emergency Lighting to BS5266

Small Power- General Socket Outlets- Connection Units, Fused Connection Units- Floor Boxes for Computers

Lighting & Small Power Installations


Lightning Protection System- Early Streamer System (AS 1768)- Air Terminal- Co-axial Cable Down Conductor- Stroke Counter- Lightning Earthing Termination

Earthing System to BS 7430- Main Earthing- Supplementary Bonding- Equipotential Bonding

Lightning Protection and Earthing Systems


CCTV System- Lobby, Corridor, Library, Learning Commons & Lifts- 24 hours Surveillance Camera Images- Monitors and Digital Recorders at Caretaker Room

Door Monitoring System- Exit Doors at Perimeter- Doors of Laboratories for Computer and Special Programs- Computerized Control Station at Caretaker Room

Watchman Patrol Tour System- Wireless Points at Strategic Locations- Data Acquisition Unit to record tour

Security Systems


Smartcard Access System- Library, Self-served Computer Lab- Staff Office Areas (Staff only)

Emergency Call Bell System- Design Manual of Barrier Free Access- Disable Toilets- Male and Female Toilets- Common Control Panel at Caretaker Room

Security Systems


Public Address System

- Central announcement in emergency

- Except staircases, toilets and lifts

- Central Equipment at Central Service Support Area

Induction Loop System

- Design Manual of Barrier Free Access

- Guard Station, Lecture Theatres and College Hall

Other ELV Systems


High Speed (10 Gbps) Ethernet Backbone System Redundancy Fixed or Wireless LAN Access Points, IP Phone Points Vertical Backbone - Dual Optical Fibres Horizontal Dual Optical Fibres to Server in Computer Lab

Structural Cabling System


Simple Management Platform for Voice and Data Centralized Maintenance, Upgrade and Operation Manage Incoming Calls Easily (Detailed Call Log, Screen Pop) Simple Outgoing Calls by Universal Directory Access (Phone Book) Easy to Add or Relocate IP Phones

Internet Protocol (IP) Phone System


Projection System Audio System – Wireless Microphone & Speakers AV Broadcasting between Lecture Theatres and

College Hall Simultaneous Interpretation System for Lecture

Theatres AV Systems for Special Programme Laboratories Integrated Control for Lighting & AV System

Audio and Video Installations

Fire Services Installation

Fire Hydrant (FH) / Hose Reel (HR) System Automatic Sprinkler System Automatic / Manual Fire Alarm System Visual Fire Alarm System Fixed Sprayer Fire Fighting System (Fuel Tank Room) FM200 System (Server Room) Portable Fire Extinguishers Direct Telephone Link Ventilation Air Conditioning Control (VAC) System

Plumbing Installation

Fresh Water System

- Potable Water

- Cleansing Water

- Air-conditioning Make-up Water

Flush Water System

Fire Services Water System

Drainage Installation

Soil and Waste Drainage System

- Two-pipe Ventilated Gravity System

- U/G Petrol Interceptor for Carpark

- Discharge to Public Foul Water System

Storm Water Drainage System

- Rain Water Outlet at Roof, Balcony & Canopy

- Discharge to Public Storm Water System

Lifts Installation

Passenger Lifts (3 nos.) Service/Disable/Fireman’s Lift (1 no.) CIBSE Guide D 5-Min Handling Capacity > 10% of Population Waiting Time Interval < 50s Visual & Voice Indication Programmable Announcement (English, Cantonese, Mandarin) Pre-arrival Chiming & Arrival Lantern Computerized Group Supervisory Control Operation Modes for Different Traffic Demands

Gondola Installation

Roof Carriage Track Type System Suspension Rope Restraint System Intercommunication System

Green Initiatives

Electronic Ballast T5 Fluorescent Tube LED Exit Sign Occupancy Sensor Photo Sensor CO2 Monitoring System

Energy Metering

Energy Efficiency

PAU

Classroom Classroom

CO2 Sensor CO2 Sensor

Green Initiatives

Infrared on-off control water tap Dual flush cistern for WC

Water Conservation

Material Use

Prefabricated system to minimize construction waste Zero ozone depletion type refrigerant CFC free thermal insulating material

THANK YOU


Q & A


building services installations hku space po leung kuk community college building

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