1. CHARLES LI ZHANG
Senior Engineer
Years of experience
21 (1 with Thorndon Cook, 7 with Parsons Brinckerhoff, 13 with others)
Residence
New Zealand
Languages
English, Mandarin
Education
Dip. of Business Computing/Unitec Institute of Technology, Auckland, 1998
ME, Thermal Power Engineering Dept, Northeast University of Electric Power, China, 1987
BE, Thermal Power Engineering Dept, Northeast University of Electric Power, China, 1984
Key qualifications
Charles is a mechanical (piping) engineer with extensive experience in NZ, China and other countries. He
is bilingual, speaking both Mandarin Chinese and English. He specializes in piping for gas pipelines,
steam/water pipeline, pressure vessels, geothermal steam field and power plant, etc. This includes
piping/pressure vessel process engineering and piping system engineering, and computer simulation and
cycle optimization. Charles has also gained hands-on experience in project management for installation
and commissioning, and installation supervision. He is also experienced in the provision of
troubleshooting, faulty investigation and technical support.
Charles is familiar with some engineering software packages: AutoPipe, NozzlePRO, Steam Pro & Steam
Master, GT Pro & GT Master, etc.
Charles also has advanced software programming skills from his 5 years’ computer programming work in
IT industry.
Thorndon Cook experience
Geothermal piping
 Lahendong 1x5MW EPC Engineering (2016), Indonesia, JFE Engineering Corporation, undertook
wellhead, cross country and power station piping system layout design, and determining pipe support
quantities as well as loads and vessel nozzle loads.
 Karaha 1x30MW Geothermal Power Project (2015-2016), Indonesia, Hawkins, undertook detailed
mechanical piping design, separator and rock muffler process design review for steamfield FCRS.
 MRP Geothermal Standard Specifications (2015), New Zealand, Mighty River Power, lead engineer
for developing piping specifications of Pipe and Fitting Material Supply, Piping Fabrication and
Inspections, Pipe Insulation and Cladding, and Piping Classes.
 Rotokawa Power Station Steam Purity Improvement Project (2015), New Zealand, Mighty River
Power, undertook new steam scrubbing system process analysis, piping layout and pipe system
conceptual engineering.
Parsons Brinckerhoff experience
Geothermal piping
 Karaha Geothermal Power Plant Project FCRS EPC Bid Engineering (2014), Indonesia, Pertamina
Geothermal Energy (PGE). Lead piping design engineer. Undertook piping process design, piping
design and pipe support design.
 Ulubelu Unit 3 & 4 Geothermal Power Project SAGS EPC Bid Engineering (2013), Indonesia,
Pertamina Geothermal Energy (PGE). Lead piping design engineer. Undertook piping process design,
piping design and pipe support design.
 Te Mihi Geothermal Power Plant EPC (2012), Taupo, New Zealand, Contact Energy. Lead design
engineer. Undertook pipeline sizing, main piping detailed design with AutoPIPE and pipe support
design for normal operation and steam blow and hydrotest, undergroud FRP piping design, process
engineering, Non-condensable gas (NCG) removal system design and engineering, pressure vessel’s
process engineering and vendor’s design review, steam turbine vendor’s design review, and pipeline
installation support.
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2. Charles Zhang
 Te Mihi Geothermal Power Plant EPC Bid Preparation (2010), Taupo, New Zealand, Contact Energy.
Design engineer. Undertook piping design with AutoPIPE, Non-condensable gas (NCG) removal
system design and engineering, pressure vessel’s process engineering and selection, pipeline sizing,
valve selection and PIDs with KKS labelling.
 BacMan Geothermal Rehabilitation Project - BacMan I & II (2010), South Eastern Luzon, Philippines,
Energy Development Corporation (EDC). Design engineer. Undertook existing/new Gas Removal
System (GRS) and main steam piping engineering, including pipeline sizing, pressure drop, and piping
layout and design with AutoPIPE.
 Patuha Geothermal Power Station (2009), Patuha, Indonesia, Geo Dipa Energi. Lead design engineer.
Responsible for geothermal steam field performance modeling and optimization, piping design,
process engineering and preparation of plant specifications for the proposed 55 MW power station at
Patuha, south of Bandung. Work was carried out in the client’s office in Jakarta, with site visits to
gather information.
 Kawerau 100 MW Geothermal Power Binary Plant (2008), Kawerau, New Zealand, Mighty River
Power. Engineer. Setup a spreadsheet model with VBA functions of geothermal field piping work, and
undertook the pipe system performance (pressure drop, flow rate and enthalpy) analysis of removing
and adjusting branch line control valves.
 Te Mihi Geothermal Power Binary Plant (2008), Wairakei, New Zealand, Contact Energy. Design
engineer. Undertook preliminary engineering, e.g. pressure vessel’s process engineering and
selection, pipeline sizing, valve selection and PIDs with KKS labelling.
 Pipe Stress Analysis (2009), Auckland, New Zealand, Mighty River Power. Engineer. Undertook the
study of pipe stress analysis (ASME B31.1) regarding the using nominal pipe wall thickness, and the
review of design transient issue of a steam field piping system with comparing different piping design
standards and codes (including Australia standard: AS 4041-2006).
 Nga Awa Purua 130 MW Geothermal Power Plant (2009), Taupo, New Zealand, Mighty River Power.
Engineer. Steam field production and reinjection control valve operation principles, steam field pipe
line and valve spec from PIDs with KKS labelling.
 Pipe Two-phase Flow Model Study and Improvement (2009), Auckland, New Zealand. In-house
development. Engineer. Undertook the study and comparison of Harrison method with Zhao method,
programmed Zhao method with corrections and fitting corrections into PB’s two-phase flow model.
 Evaluation of Design Cost Effectiveness of Geothermal Pipe Support Design (2009), Auckland, New
Zealand. In-house development. Engineer. Undertook the study on PB’s pipe support span,
foundation, stanchion and head, and the comparison with other designs to evaluate PB’s pipe support
design in terms of cost effectiveness.
 Data transferring from AutoPIPE to Pipe Support Design Model (2009), Auckland, New Zealand. In-
house development. Engineer. Recoded the data transferring programme from new AutoPIPE version
(XM) report document to pipe support design spreadsheet model.
 Nga Awa Purua Piping Design (2008), Taupo, New Zealand, Mighty River Power. Design engineer.
Undertook piping system preliminary design using AutoPipe for steam field design bid preparation.
Gas and water piping
 Waterview Tunnel Project Detail Design (2013), New Zealand, NZTA. Piping design engineer,
Undertook buried gas main piping above tunnel assessment due to settlements and deigned this
piping by using AutoPIPE and NozzlePRO.
 Pantabangan Hydro Power Plant Tail Water Depression (2012), Philippes. Piping design engineer,
Undertook piping design of compressed air supply form air receiver to draft tube to withstand negative
112o
C/41barg by using AutoPIPE and NozzlePRO.
 Victoria Desalination Plant (2010), Melbourne, Vic., Australia, Thiess Degrement Joint Venture
(TDJV). Piping design engineer. Undertook piping design (AutoPIPE) within Transfer Pump Station
(TPS) and Booster Pump Station (BPS), flexible joints (belows) engineering and fittings design, piping
support and pump nozzle loads investigation and analysis to reduce the loads.
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3. Charles Zhang
Power
 KEPCO Cebu Unit 2 I/LP Steam Turbine (103MW), Root Cause Investigation of Rotor Bow (2012),
Philippes. Engineer. Undertook analysis turbine operation history data, installation and maintenance
information, and figured out the main reason which caused the turbine rotor bow.
 2x150 MW 60Hz Jaguar CFB Coal-based Power Plant (2009), Guatemala, AEI., Owner’s Engineer.
Lead engineer. Responsible for turbine technical support, procurement support, document and design
review and Chinese language support, factory test witness, and construction and commissioning
supervision.
 Huntly Power Station (2008), Huntly, New Zealand, Genesis Energy. Engineer. Undertook
investigation of technologies of carbon capture and storage (CCS) for power generation and reviewing
the current status of technologies of CCS worldwide.
 Ma’adam 6x340 MW Oil Fired Power Plant (2009), Saudi Arabia, Saudi National Mining. Engineer.
Undertook investigation about the capability of reducing NOx technology (Tangential Tilting Burning) of
Harbin Boiler Co. (China).
 Anhui Hefei No. 2 2x350 MW Power Plant (2009), Anhui Province, China, Anhui Hefei United Power.
Engineer. Undertook technical document review and Chinese language support.
Previous experience
Project management
 Managing Director of a photo processing company, (2003-2008), Auckland, New Zealand.
Programming
 Analyst/programmer; programming languages: Dephi, VB & C++; databases: SQL Server & Oracle,
(1998-2003), Auckland, New Zealand.
Thermal power generation
 Turbine & Thermal Cycle Dept, (1987-1995), China, Xi’an Thermal Power Research Institute (National
Headquarters). Engineer. Specialist in turbine machines and thermal systems efficiency and reliability,
including cogeneration systems.
 Project manager for installation and commissioning of Jiu Quan Iron and Steel Company thermal
cogeneration power plant. Also personally supervised the installation of the steam turbine and
commissioning / troubleshooting of the power plant.
 Project manager for the redesign of the steam turbine exhaust cooling water system and spray
nozzles to enhance steam turbine efficiency and to avoid water damage to last stage blades.
 Project manager for the redesign of the drainage system for a steam turbine to avoid condensing
water coming into the turbine steam path and damaging the turbine blades and diaphragms for the
Changchun Automobile Manufacture Ltd’s power plant.
Publications
 Charles Zhang 2010, ‘Optimisation of a Geothermal Steamfield Conceptual Design with Its Power
Plant’. GeoNZ 2010, The University of Auckland.
Professional history
2015 – present Thorndon Cook
2008 – 2015 Parsons Brinckerhoff
2003 – 2008 Photoland Ltd
1998 – 2003 Greenwood Technology
1987 – 1995 Xi’an Thermal Power Research Institute, China
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