Декстра Групп | Надежные соединения

Джизанский нефтеперерабатывающий терминал

Jizan Refinery Terminal: A Major Oil Infrastructure for Saudi Aramco

The Jizan Refinery & Terminal is a large-scale oil megaproject built for Saudi Aramco in the Jizan Economic Area, located on the Red Sea, on the west coast of Saudi Arabia.

For this project, Dextra engineered and manufactured marine tie bars systems, which were used in the construction of the quays of the marine terminal.

In total, Dextra delivered 412 tie rod sets in size M98. The Grade 500 steel rods were connected to combi walls on both sides using Dextra-designed captive nut accessories, which were cast into the concrete piles. Captive Nuts allow a 5° angle of adjustment in all directions, ensuring flexibility during installation.

Each assembly, measuring up to 36 meters in length, was divided into three main segments and reconnected using couplers and hinge couplers for efficient transport and installation.

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Импортный терминал СПГ Аль-Зур

Al-Zour LNG Import Terminal: The World’s Largest LNG Import Facility

The Al-Zour LNG Import Terminal is the world’s largest liquefied natural gas (LNG) import terminal, located 90 kilometers southeast of Kuwait’s capital.

The project included the construction of:

  • A re-gasification facility
  • Eight LNG storage tanks, each with a capacity of 225,000 m³
  • Marine facilities, including two marine jetties and berthing facilities for loading
  • Other components such as 14 HP pumps, boil-off gas (BOG) and flare facilities

The facility was expected to produce approximately 22 million metric tonnes (MMT) of natural gas per year and have a storage capacity of 1.8 million m³ of LNG. The liquefaction capacity of the terminal was estimated at 30 billion cubic meters per day (bcm/d).

Dextra’s Contribution to the Marine Facilities:
For this project, Dextra supplied:

  • 202 tons of Grade 700 marine tie bars, used as anchors between sheet piles or concrete walls
  • 166 tons of waling beams, essential for reinforcing the marine infrastructure

The Al-Zour LNG Import Terminal was completed in November 2021 and reached full operations in February 2022. The terminal now plays a critical role in Kuwait’s energy infrastructure, providing the country with a stable gas network to support energy diversification and sustainable energy initiatives.

Изображение предоставлено: Hyundai Engineering Co.

Проект супертепловой электростанции Мейтри

Maitree Super Thermal Power Project: A Bangladesh-India Joint Initiative

The Maitree Super Thermal Power Project is a 2×660 MW coal-fired power station being developed by the Bangladesh-India Friendship Power Company (BIFPCL), a 50-50 joint venture between the governments of Bangladesh and India. The power station is located in Rampal, Bangladesh.

For this project, Dextra supplied more than 400 assemblies of Grade 700 Системы морских стяжек to connect piles and waling beams for a 1.2 km-long jetty at the coal power plant.
Dextra’s Marine Tie Bar systems consist of steel bars and anchorage accessories, which function as anchorage to tie back seawalls to anchor walls.

Key Features of Dextra’s Marine Tie Bar Systems:

  • Available in three carbon steel grades, with yield stress up to 700 MPa.
  • Selection of 24 bar diameters, up to M162, ensuring optimal performance for various project requirements.
  • Standard range of anchorage components, allowing easy installation and connection to all types of marine walls.

The construction of the Maitree Super Thermal Power Project began in 2017 and was planned for completion by 2022.

Каримун Ярд

Karimun Yard: A Key Fabrication Facility in Indonesia

The Karimun Yard is located on the small island of Karimun, Indonesia, less than 25 km from Batam and Singapore. Operated by Saipem, the yard offers over 780,000 sqm of fabrication areas with an annual production capacity of 50,000 tons.

Between 2009 and 2010, Dextra manufactured and supplied large Морские галстуки for Saipem, which were incorporated into the main quay wall. Additionally, in 2008, Dextra supplied Marine Tie Bars and Waling Beams, connecting the sheet pile walls of the service jetty.

Marine Tie Bar Systems: High-Performance Solutions:
For the main yard, Dextra supplied its Grade 700 Морские галстуки, the highest grade in the range.

  • Выше tie bar grades allow for high performance while reducing the size and weight of the bars, making transportation and installation easier.
  • Grade 700 also enables design optimization, allowing bars to be spaced further apart, thus reducing the total number of bars required for the project.

Connection & Splicing Systems:
To connect the bars to the walls, ball cages were used.

  • When used with a bearing plate embedded in the wall, ball cages allow a multidirectional adjustment angle of 10° for greater installation flexibility.
  • To splice bar segments, couplers were also used, ensuring a strong and secure connection.

For more information about our marine solutions in Asia Pacific, please consult our Бангкок

*CF Saipem Yard Sheet 07.2014

Пещера сжиженного нефтяного газа Хёсон

Пещера сжиженного нефтяного газа Hyosung: проект крупномасштабного хранения нефтехимической продукции

Этот многоэтапный проект, разработанный Hyosung Group, включает строительство:

  • Установка по производству дегидрирования пропана (ПДГ)
  • Завод по производству полипропилена (ПП)
  • Резервуар для хранения сжиженного углеводородного газа (СУГ)
  • Склады для сжиженного нефтяного газа и нефтехимической продукции

Весь комплекс займет площадь в 60 гектаров в промышленной зоне Каймеп в Бариа-Вунгтау, недалеко от города Хошимин, Вьетнам.

Dextra поддерживает строительство подземного хранилища сжиженного нефтяного газа емкостью 240 000 тонн, поставляя 30 000 единиц анкерные болты из полимера, армированного стекловолокном (GFRP)Эти болты используются для укрепления скальной поверхности пещеры вокруг зоны раскопок глубиной 150 метров.

Для эффективного предотвращения утечки нефти морская вода будет закачиваться в окружающую породу, создавая водяную завесу. Учитывая высокую коррозионную среду, Анкерные болты из стеклопластика являются идеальным решением благодаря своей коррозионной стойкости.

Преимущества Декстры Анкерные болты из стеклопластика:

  • Разрезаемые шахтные анкеры на основе полностью резьбовых арматурных стержней из стеклопластика
  • Доступно семь диаметров (от 20 мм до 40 мм)
  • Поставляется с пластинами и гайками из стеклопластика.
  • Легкие, что облегчает их транспортировку, установку и использование внутри туннеля.

Ожидается, что объекты начнут коммерческую эксплуатацию в 2020 году.

Модернизация Висахского НПЗ

Модернизация Висахского НПЗ

Visakh Refinery Modernisation Project is a brownfield expansion of the Visakh refinery located in Visakhapatnam, India.

The project will expand the refining capacity from 8.3MMTPA (millions of metric tonnes per annum) to 15MMTPA, while enabling the production and distribution of the fuels that comply with Bharat Stage-VI, a new emission standard instituted by the Government of India.

Dextra was involved in the expansion by supplying Unitec bolted couplers for precast beam connections.

Unitec is a bolted splicing system designed for the connection of two rebars with no thread: its screws will lock both bar ends and complete the connection.

The Visakh Refinery Modernisation project is scheduled for completion in 2020.