Date
|
Network
|
Type of
studies
|
Client
|
|
May 2010 |
Melbourne Airport 22/11 kV Network |
Review of the existing Melbourne airport 22-kV network and simulation for
various contingency for loss of one circuit, one intake transformer and loss
of all intake supply with back up generators. Develop and analysis of
various alternative network expansion plans to meet the expected demand.
Comparison on the network security for each expansion plan and recommend the
nest alternative network development plan for the next 10 years |
CPG airport/ Melbourne Airport/Downer |
|
Sep 2009 |
Fuji Oil 22/3.3 kV network |
Technical studies on load flow, fault level and system integration for the
8.4-MVA generator to be synchronized to Power Grid at 22 kV. The studies
include the simulation of network operation, fault level contribution and to
meet various technical requirements specified by PG and EMA |
HY
M&E/Fuji Oil/GPA |
|
Apr 2009 |
Grand Hyatt 6.6 kV/LV network |
Technical studies on load flow, fault level and system integration for the
Trigen plant 655 kW Generator to be synchronized to Power Grid Network at
6.6 kV through the LV network. The studies include the simulation of network
operation for the existing 6.6 kV and LV network at Hyatt Hotel |
CNA/Hyatt Hotel |
|
Jan 2009 |
NUS 66/22/6.6
kV network |
Supply and
installation of Distribution Network Simulator. Review and
simulation of the existing 66/22/6.6 kV network including load flow, fault
level analysis, circuit connection scheme and propose
restoration alternative to cater for the loss of any circuits. Analyze the
effectiveness of alternative plans for system expansion and upgrade to meet
increased load demand. Conduct in-house short course on LV and HT network. |
Office of
Estate and Development, National University of Singapore |
|
May 2008 |
Garden By the
Bay 22 kV
network |
Technical
studies on load flow, fault level and system integration of the CHP 6.6 kV
generator to be synchronized to Power Grid 22 kV network |
CPG/National
Parks Board |
|
Apr 2008 |
Changi
Airport 22 kV/LV
network |
Review of
earth fault protection for the LV network and investigate to the cause of
frequent tripping of RCCB/ELR for Terminals 1, 2 and 3 |
Civil
Aviation Authority of Singapore (CAAS) |
|
Jan 2008 |
Changi
Airport 66/22/6.6 kV network |
Review and
simulation of the existing 66/22/6.6 kV network including load flow, fault
level analysis, recommendation of circuit connection scheme, and the
integration of two 66-kV intakes, simulation of circuit outage and propose
restoration alternative to cater for the loss of one intake 66 kV
substation, loss of interconnection circuit and transformer. |
Civil
Aviation Authority of Singapore (CAAS) |
|
Dec 2007 |
ST
Microelectronics 22 kV/LV network at Ang Mio Kio |
Post-fault
Simulation of busbar fault at main switchboard. |
Kurihara
Kogyo |
|
Oct 2007 |
Batam SMOE 22 kV/LV
network |
Load
estimation, sizing of transformer, stand-by generator and design of LV
network from MSB to each FDB including voltage drop checking, short-circuit
and earth-fault calculation and protection |
PT SMOE
Indonesia (BTM) |
|
Sep 2007 |
Payer Lebar
Air Base 22/6.6 kV network |
Develop and install artificial
intelligence (AI) program for fault diagnose and supply restoration for
Payer Lebar Air Base 22/6.6 kV network. Advise on the methodology to
implement the AI fault diagnosis and supply restoration
to the SCADA system. Provide assistance and advise on the testing
procedures and the commissioning of the system. |
Cegelex/Defence
Science & Technology Agency, DSTA |
|
Aug 2007 |
Ang Mio Kio
HUB 22 kV/LV
network |
Design verification for the electrical system at
Ang Mio Kio Hub for transformers No. 1 to No. 5., |
Lum Chang Building Contractors d |
|
Mar 2007 |
Ang Mio Kio
Hub 22 kV/LV
network |
Investigation and
checking to find out the possible causes for the bus-way fault at Ang Mio
Kio Hub 2-MVA transformer LV terminal to MSW with simulation and calculation
of the fault current distribution from 22 kV to LV. |
Kurihara Kogyo Co |
|
Sep 2006 |
Tuas
Incinerator Plant 22/11 kV network |
Load flow,
fault level and system earthing for the 24 MW Incinerator Plant at Tuas
synchronizing to Power Grid |
CPG
Consultants |
|
Sep 2006 |
Linde Syngas
Singapore 22/11/6 kV network |
Load Transient studies for 700 kW compressor
motor starting in the 22/11/6/0.4 kV network with local generator
synchronizing to Power Grid
|
Linde Syngas |
|
Aug 2006 |
Supreme Court
22 kV/LV network |
Investigation
and checking to find out the possible causes for the bus-way fault from the
2-MVA transformer neutral to MSW at Supreme Court |
Ngee Cheng
Electri Co |
|
Jul 2006 |
ST Electronics
silent Generator |
Identify the
possible causes of intermittent failure on Silent Generator. Provide advise
and on site supervision on various means of loading tests. Recommendation to
eliminate any possible failure. |
ST Electronics (Satcom
& Sensor Systems) |
|
Nov 2005 |
TECH
Semiconductor 22 kV network |
Simulation of
Parallel Operation of 22 kV/LV Transformer |
TECH
Semiconductor Singapore |
|
May 2005 |
Linde Syngas
Singapore 22/11/6 kV network |
Load Flow and motor starting
studies for the 22/11/6/0.4 kV network with local generator synchronizing to
Power Grid |
Linde Syngas |
|
Sep 2004 |
LTA Circle Line 3, LV
network |
Develop and install LV
design and assessment program (VipCoda) |
Celegex |
|
Apr 2004 |
LTA Circle line 22 kV
and LV network |
Develop and Install
Computer-aided Tools for load flow, fault level calculation (VipCrop) and
protective relay co-ordination (VipCag) |
Jurong Consultants |
|
Oct 2003 |
NUS 22/6.6 kV network |
Load Flow analysis and
Simulation of the 22 KV network and the replacing of the 6.6 kV network |
National University of Singapore |
|
Aug 2003 |
66 kV, 22 kV and
LV network for the Changi Deep Tunnel Project |
Develop and Install
Computer-aided Tools for load flow, fault level calculation (VipCrop),
protective relay co-ordination (VipCag) and LV design (VipCoda) |
Building Systems Division ABB Industry |
|
Jun 2003 |
Changi Naval base 22 kV
Distribution Network |
Artificial Intelligence
System for Changi East 22 kV distribution network on fault diagnosis and
supply restoration |
CSE Systems & Engineering |
|
Apr 2002 |
MSD Pharmaceutical Plant
22 kV, 6.6 kV and LV network Extension |
overcurrent and earth
fault relay gradings |
Schneider Electric Singapore |
|
Jun 2001 |
Wyeth-Ayerst
Pharmaceutical plant, 22/6.6/0.4 kV network |
Short-circuit,
overcurrent and earth fault relay grading |
Jacobs Lend Lease |
|
Jun 2001 |
Wyeth-Ayerst
Nutritional, 22/0.4 kV network |
Short-circuit,
overcurrent and earth fault relay grading |
Jacobs Lend Lease |
|
Mar 2001 |
NUS 22/6.6 kV network |
Load flow analysis for
network exoansion studies |
National University of Singapore |
|
Dec 2000 |
MSD Pharmaceutical
Plant-22/6.6/0.4 kV network |
Load flow,
short-circuit, overcurrent and earth fault relay grading |
Singapore Kogyo Co |
|
Dec 2000 |
Exxon Singapore 22 kV,
6.6 kV and LV networks for Chemical Complex Extension |
Load flow,
short-circuit, overcurrent and earth fault relay grading |
Kellogg Brown & Root |
|
Jul 2000 |
Exxon Singapore 6.6 KV
and LV networks for Chemical Complex Administration Building |
Load flow,
short-circuit, overcurrent and earth fault relay grading |
Halliburton Far East |
|
Sep 1999 |
LV network at Sentosa
Cove Lock Gate |
Consulting and
Verification of electrical system |
Keppel Engineering |
|
Jul 1999 |
Seletar Sewage Treatment
Works, 22/6.6/0.4 kV network |
Load flow,
short-circuit, overcurrent and earth fault relay grading |
Kurihara Kogyo |
|
Apr 1999 |
MINDEF 6.6 kV network at
Changi East |
Protection of un-earthed
system |
St
Architects & Engineers |
|
Mar 1998 |
IBM Storage System
at Kakit Bukit 22/0.4 kV network |
Short-circuit,
overcurrent and earth fault relay grading |
IBM SSD Singapore |
|
Dec 1997 |
Kranji Sewage Treatment
works 22/6.6/3.3/0.4 kV network |
Load flow,
short-circuit, overcurrent and earth fault relay grading |
Kurihara Kogyo |
|
Sep 1997 |
LV network at Bukit Timah Plaza |
Verification on the methods of
calculation of energy saving |
Keppel Land
International |
|
Mar 1996 |
Hewlett Packard 480/240/120
V Distribution System |
System earthing, earth fault
protection and sizing of Frequency Converter |
Hewlett
Packard |
|
Apr 1995 |
MINDEF 6.6 kV network to
Air Force flight simulator |
Short circuit study and
investigation of various means to increase fault level |
MINDEF Lands & Estates Organization |
|
Mar 1995 |
Clean-seas LV network on Pulau
Sebarok |
Consulting and Design of off-shore
power supply system |
Keppel Engineering |
