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HIS offers mechanical and electrical maintenance services across the energy, power and industrial sectors. These range from specialist engineering support to general maintenance and cleaning services.
We conduct short term, project-based work as well as long term maintenance contracts, often on NEC terms and conditions. We are firm believers in using an integrated maintenance and operations team to maximise the value and reliability of our clients’ assets.
HIS (HK) Ltd has won many awards for safety and customer satisfaction, including NEC Contractor of the Year in 2018.
CLP Power HK Ltd
In 2014, CLP Power HK Ltd appointed Hargreaves to deliver electrical and mechanical maintenance of plant and equipment across three major power stations in Hong Kong. Hargreaves supplied all appropriate manpower and equipment to maintain services across the CLP portfolio.
After the initial five-year NEC contracts, CLP awarded Hargreaves the role of principal maintenance contractor until 2024.
Hargreaves is responsible for providing labour, maintenance equipment, materials and supervision to complete the works. This includes:
Hong Kong Electric
HIS (HK) Ltd provided the materials, consumables, tools, equipment and supervised labour for the installation of an additional submersible pump at the discharge of Coal Yard Effluent Pump No. 1 in Lamma Power Station. This involved:
CLP Power HK Ltd
Tubes within the 4 B-station condensers have exceeded their life and a replacement is needed. HIS (HK) Ltd brought in its specialist engineering team to remove and replace thousands of tubes across two condenser sheets during the 2019/20 outage schedule.
We completed condenser tube replacements using innovative tools to minimise outage time and reduce noise.
Green Island Cement Company
2018
HIS (HK) Ltd conducted significant maintenance on one of the conveyors at Green Island Cement. HIS provided all necessary labour, equipment and materials to complete the work, which included:
CLP Power HK Ltd
2014 – present
Hargreaves provided a daily preventive maintenance service within a coal and ash plant system. This included maintenance of the conveyor, coal ship unloader, and vehicles and general electrical and mechanical services.
Green Island Cement Company
2017
Green Island Cement Company commissioned HIS (HK) Ltd to replace kiln filler bars in Pier 2 and Pier 3 at Green Island Cement Plant. HIS provided the labour, equipment and materials to complete the work, which included the following:
CLP Power HK Ltd
2014 – present
CLP Power HK Ltd tasked Hargreaves to overhaul a fuel gas desulphurisation system, which limits harmful emissions from the CPPS into the atmosphere. Hargreaves managed the FGD area as a separate zone during outage times to ensure the effectiveness of the work and the safety of the site. We performed the following services:
Green Island Cement Company
HIS (HK) Ltd replaced a large girth gear and pinion for Green Island Cement Works.
HIS provided the workforce and equipment to deliver the project, which required 24-hour working. This included:
Hong Kong Electric
HIS provided materials, consumables, tools, equipment and supervised labour to replace the steel liner for the coal chute at Lamma. This involved:
CLP Power HK Ltd
2016 – present
HIS (HK) Ltd removed and replaced cladding and insulation at Castle Peak Power Station (CPPS). The project involved:
Hong Kong International Airport
Hargreaves undertook specialist welding repairs across the baggage handling system at Hong Kong Airport.
We provided supervision, labour, materials, tools and equipment to fabricate the steel track and replace the defective parts.
CLP Power HK Ltd
HIS (HK) Ltd delivered a transition weld partial replacement for CLP Power HK Ltd. The project involved:
Our team also undertook a ducting and casing refurbishment. This involved:
They then carried out an HRSG pressure part refurbishment. This involved:
Finally, we replaced the HP economizer tube to header. This involved:
Doosan Babcock
Hargreaves supported Doosan Babcock to replace and update its Client’s ageing steam and water chemical sampling equipment at Castle Peak and Black Point Power Stations.
We provided supervision, labour, materials, tools and equipment to replace the steam and water chemical analysers.
CLP Power HK Ltd
Hargreaves fabricated and installed a new exhaust stack silencer on A station, Castle Peak.
We provided supervision, labour, materials, tools and equipment to fabricate the steel frame support, remove the existing silencer and install the upgrade. It required the following steps:
CLP Power HK Ltd
47 amplifiers of SCR unit procured, installed around the SCR catalyst.
Install the interface accessories for connecting the air amplifier to the retained compressed air ancillary equipment associated with compress air systems including Pressure regulator control panel, pressure gauge filter (oil and water) separator drain and pipe sealing.
CLP Power HK Ltd
Preparation work for blowdown vessel inspection
CLP Power HK Ltd
Hargreaves undertook the overhaul of the crane. This involved the refurbishment and replacing a number of components such as electrical conductors, collectors and hoist cabling as well as general repairs to the platform and cat ladders to ensure the crane runs optimally for the future. We also expanded the crane’s capability by installing radio control sets allowing the crane to be operated remotely.
Suites 1307-1309, One City Gate,
20 Tat Tung Road, Tung Chung,
Lantau, Hong Kong
enquiries.hk@hsgplc.co.uk
+852 2388 3472