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Container vessel

Container ship engines running inefficiently at low load? Five options to think about

Container ships built more than five years ago are now likely to be sailing inefficiently at low engine loads. Here are five options to think about.

Articles related to engine systems

3D illustration RoPax vessel with hybrid solution — 22 Jan 2026 · Article

7 min read

What ship operators really want to know about methane slip: 9 common questions answered

This article answers the 9 most common questions ship...

Decarbonisation and future fuels Engine systems

Decarbonisation and future fuels Engine systems

innovative NextDF technology — 18 Feb 2025 · Article

5 min read

How innovative NextDF technology is an easy way to reduce methane emissions

Searching for a way to dramatically reduce emissions like methane slip?...

Engine systems Decarbonisation and future fuels

Engine systems Decarbonisation and future fuels

paper sheets with 3D illustration of a Wärtsilä engine on a table — 13 Jan 2025 · Article

5 min read

A simple but powerful secret – how to choose marine engines the smart way

The right engine for your newbuild can save you money across the vessel’s...

Engine systems

Engine systems

LNG tank on board of a ship — 22 Nov 2024 · Article

5 min read

4 great reasons why bio-LNG is the bridge fuel of the future for vessels

Learn why bio-LNG is a good choice as a bridge fuel to move the maritime...

Decarbonisation and future fuels Engine systems

Decarbonisation and future fuels Engine systems

Wärtsilä service employee at work — 24 Sep 2024 · Article

7 min read

Ship spares: Five top tips to help keep your operations compliant

If you own or operate a ship, these 5 top tips will help you comply with...

Decarbonisation and future fuels Engine systems

Decarbonisation and future fuels Engine systems

Wärtsilä service employee — 25 Jun 2024 · Article

5 min read

Why less critical spare parts for ships may matter more than you think

Many think that if you take care of critical spare parts, you can protect...

Engine systems Lifecycle services

Engine systems Lifecycle services

Cruise vessel Le Commandant Charcot ©PONANT-Daniel Ernst — 26 Mar 2024 · Article

5 min read

How can small cruise ships decarbonise? 5 top tips from an expert

When it comes to small cruise ships and decarbonisation, there are several...

Engine systems Decarbonisation and future fuels Propulsion

Engine systems Decarbonisation and future fuels Propulsion

Aasfoss © Aasen Shipping — 12 Mar 2024 · Article

5 min read

Hybrid ships: a surprising reason they are such an excellent idea

Hybrid ships can save you money in three key ways – but there’s also one...

Engine systems Decarbonisation and future fuels Marine electric

Engine systems Decarbonisation and future fuels Marine electric

Wärtsilä Methanol engine type illustration — 20 Feb 2024 · Article

5 min read

Which engine are you? 5 fun engine personality secrets you never knew

A wildly popular online test revealed 5 fun engine personality secrets. See...

Engine systems Decarbonisation and future fuels

Engine systems Decarbonisation and future fuels

Wrapped up presents — 19 Dec 2023 · Article

5 min read

7 insightful tips: This year’s best pieces of content for maritime professionals

7 essential maritime insights from 2023 in one place – from...

Engine systems Propulsion Lifecycle services

Engine systems Propulsion Lifecycle services

aerial view of a container ship — 10 Nov 2023 · Article

5 min read

Decarbonising container ships: win big instead of losing large with these five tips

Follow these five top tips from a Wärtsilä expert to help make...

Decarbonisation and future fuels Engine systems Propulsion

Decarbonisation and future fuels Engine systems Propulsion

Container vessel — 26 Sep 2023 · Article

5 min read

Container ship engines running inefficiently at low load? Five options to think about

Container ships built more than five years ago are now likely...

Propulsion Decarbonisation and future fuels Lifecycle services

Propulsion Decarbonisation and future fuels Lifecycle services

container ship — 20 Jul 2023 · Article

3 min read

4 top tips to help you decarbonise your merchant fleet fast

If you own or operate merchant vessels like bulkers, tankers or container ships, how can...

Lifecycle services Decarbonisation and future fuels Engine systems

Lifecycle services Decarbonisation and future fuels Engine systems

Wärtsilä service staff — 6 Jun 2023 · Article

3 min read

Five reasons why I love our research and development department

Research and development, why do I love you? Wärtsilä’s Juha Kytölä, Chief...

Lifecycle services Decarbonisation and future fuels Marine electric

Lifecycle services Decarbonisation and future fuels Marine electric

21 Mar 2024 · Article

5 min read

Future fuels A to Z – 19 best picks on future marine fuel technology

The 19 best picks on marine future fuel technology to help you comply with...

Engine systems Decarbonisation and future fuels Lifecycle services

Engine systems Decarbonisation and future fuels Lifecycle services

16 Dec 2025 · Article

5 min read

Short sea shipping and sustainability: 3 interesting considerations

Could an aging fleet and tightening environmental regulations be an opportunity...

Engine systems Propulsion

Engine systems Propulsion

Wärtsilä service employees working on an engine — 4 Jun 2024 · Article

5 min read

The top 4 benefits of good ship engine maintenance practices

Ship engine maintenance might seem costly and time-consuming. But when it’s well...

Lifecycle services Decarbonisation and future fuels Engine systems

Lifecycle services Decarbonisation and future fuels Engine systems

15 Dec 2022 · Article

6 min read

Smart decarbonisation: Top 8 ways that ferry operators can do it profitably

From flexible engines and electrification to hybridisation and future...

Decarbonisation and future fuels Marine electric Engine systems

Decarbonisation and future fuels Marine electric Engine systems

18 Oct 2022 · Article

3 min read

Decarbonisation drives innovation in short sea shipping

Can flexible hybridised solutions provide a clear pathway to zero emissions?

Propulsion Decarbonisation and future fuels Marine electric

Propulsion Decarbonisation and future fuels Marine electric

17 Oct 2022 · Article

4 min read

Five ways the Wärtsilä 46TS-DF helps you decarbonise now and in the future

Take a peek under the hood of the market-beating Wärtsilä 46TS-DF engine...

Engine systems Decarbonisation and future fuels

Engine systems Decarbonisation and future fuels

Wärtsilä 46TS-DF - The power to change — 1 Jun 2022 · Article

5 min read

Wärtsilä 46TS-DF – The power to change

The Wärtsilä 46TS-DF delivers dual-fuel flexibility and record-breaking fuel economy across the operating...

Engine systems Decarbonisation and future fuels

Engine systems Decarbonisation and future fuels

10 May 2022 · Article

6 min read

Wärtsilä W32 methanol launch webinar

The Wärtsilä 32 Methanol engine is part of Wärtsilä’s wider efforts to help decarbonise the maritime industry...

Decarbonisation and future fuels Engine systems

Decarbonisation and future fuels Engine systems

Ship with LNG tank — 19 Jun 2024 · Article

6 min read

LNG as fuel for ships: expert answers to 17 important questions

LNG is a cost-effective fuel that reduces greenhouse gas emissions and other harmful...

Decarbonisation and future fuels Engine systems

Decarbonisation and future fuels Engine systems

7 Apr 2022 · Article

6 min read

DC or not DC, that is the question

What are the advantages and disadvantages of DC hubs? When are they useful and what problems can arise when...

Propulsion Engine systems Marine electric

Propulsion Engine systems Marine electric

22 Nov 2021 · Article

3 min read

BioLNG means it’s full steam ahead on Destination Gotland’s quest to decarbonise

When oil prices fell dramatically in 2015–16 it led to a decrease...

Engine systems Lifecycle services Decarbonisation and future fuels

Engine systems Lifecycle services Decarbonisation and future fuels

31 Aug 2021 · Article

3 min read

Got a Wärtsilä 34DF engine? How to easily cut greenhouse gas emissions

Wärtsilä’s control software upgrade for its popular Wärtsilä 34DF engine can...

Engine systems

Engine systems

Integrated-solutions-for-wind-farm-vessels — 28 Jul 2021 · Article

3 min read

The winds of opportunity – integrated solutions for offshore wind vessels

With the growth in demand for wind farms coinciding with the increasingly...

Lifecycle services Engine systems

Lifecycle services Engine systems

Ammonia as fuel by Wärtsilä — 7 Jul 2025 · Article

10 min read

Ammonia as marine fuel? Benefits, challenges, and smart adoption

Adopting ammonia to fuel ships can decrease greenhouse gas emissions. How will it...

Decarbonisation and future fuels Lifecycle services Engine systems

Decarbonisation and future fuels Lifecycle services Engine systems

new multi-purpose SOV for offshore wind — 12 Feb 2021 · Article

3 min read

Wärtsilä’s new multi-purpose SOV for offshore wind – future-proof, flexible and Jones-act compliant

Wärtsilä’s new multi-purpose SOV for offshore...

Lifecycle services Engine systems Propulsion

Lifecycle services Engine systems Propulsion

Next in the print queue: critical engine parts — 21 Dec 2020 · Article

3 min read

Next in the print queue: critical engine parts

What was the last thing you printed? While for many of us it’s likely to be a work document or a pile...

Engine systems Technology

Engine systems Technology

What does an ammonia-ready vessel look like? — 2 Dec 2020 · Article

3 min read

What does an ammonia-ready vessel look like?

As carbon-neutral fuel choices narrow, shipowners are beginning to look more closely at how existing...

Decarbonisation and future fuels Engine systems

Decarbonisation and future fuels Engine systems

cargo terminal — 24 Nov 2020 · Article

5 min read

6 ways container vessel companies are reducing their environmental impact

Under growing pressure from regulators, the shipping industry is working...

Engine systems Decarbonisation and future fuels Marine electric

Engine systems Decarbonisation and future fuels Marine electric

23 Apr 2025 · Article

5 min read

Seven helpful and unbiased facts to know about methane slip

What is methane slip, why is reducing it essential and what smart solutions are on offer...

Decarbonisation and future fuels Lifecycle services Engine systems

Decarbonisation and future fuels Lifecycle services Engine systems

Wärtsilä stern trawler design, fishing for better efficiency — 24 Jan 2017 · Article

4 min read

Fishing for efficiency

Wärtsilä's fish-eye view of the global fishing market and thousands of hours of development work have resulted in a better...

Engine systems Propulsion

Engine systems Propulsion

Cargo ship at sea, view from bridge — 29 Sep 2020 · Article

4 min read

Wärtsilä Fuel Efficiency Boost retrofit cuts fuel consumption for two-stroke engines

For vessel owners and operators, reducing marine emissions and...

Engine systems Lifecycle services

Engine systems Lifecycle services

Cargo ship and tall ship in the Baltic Sea — 24 Sep 2020 · Article

3 min read

Wärtsilä’s SeaTech project to change the face of shipping emissions

The SeaTech project, a European Union-funded collaboration, could be a...

Engine systems Decarbonisation and future fuels

Engine systems Decarbonisation and future fuels

New shuttle tanker beats the emissions clock — 5 Dec 2017 · Article

3 min read

The new Shuttle Tanker

The new Shuttle Tanker concept developed by the world’s largest provider of shuttle tanker services, TEEKAY, in close...

Technology Digitalisation Sustainability

Technology Digitalisation Sustainability

Creating Optimal LNG Storage Solutions — 20 Oct 2015 · Article

6 min read

Creating Optimal LNG Storage Solutions

Liquefied natural gas (LNG) has taken a firm foothold as the marine fuel of the future, a fact that is clear...

Engine systems Gas solutions

Engine systems Gas solutions

Taking control to the next level — 21 Nov 2017 · Article

4 min read

Taking control to the next level

Offered as a standard feature on all new Wärtsilä 31, Wärtsilä 46DF, Wärtsilä 20V34SG and Wärtsilä 18V50SG engines,...

Engine systems

Engine systems

Automating Operim — 12 Dec 2017 · Article

3 min read

Automating Operim

Wärtsilä Gas Solutions’ Operim has been monitoring its LNG cargo and reliquefaction plants on LNG carriers since 2011, but its new...

Sustainability Technology Engine systems

Sustainability Technology Engine systems

Gas Valve Unit — 16 May 2017 · Article

5 min read

The Wärtsilä Gas Valve Unit Enclosed Design (GVU-ED™) for marine applications

Wärtsilä’s dual-fuel engine technology is widely recognized as an...

Technology Sustainability Engine systems

Technology Sustainability Engine systems

Orders stream in for Wärtsilä 31 — 28 Mar 2018 · Article

3 min read

Orders stream in for Wärtsilä 31

The demand for what the Guinness Book of World Records calls ‘the world’s most efficient 4-stroke engine’, the...

Engine systems

Engine systems

LNG as fuel solution — 4 Apr 2018 · Article

3 min read

‘LNG as fuel’ solution

As one of the leaders in the fast-growing market for liquefied natural gas (LNG) solutions, Wärtsilä is constantly seeking to...

Engine systems

Engine systems

Modularisation hand in hand with manufacturability — 29 May 2018 · Article

5 min read

Modularisation hand in hand with manufacturability

The development of the new Wärtsilä 31 engine provided the perfect opportunity to exploit the...

Engine systems

Engine systems

Wärtsilä 20 - Small changes, big results — 12 Jun 2018 · Article

4 min read

Wärtsilä 20 – Small changes, big results

We revisit a classic, making it better and more efficient than ever before. The upgraded Wärtsilä 20 engine...

Engine systems Technology

Engine systems Technology

China’s shipbuilding sector’s smart moment — 26 Sep 2018 · Article

3 min read

China’s shipbuilding sector’s smart moment

CSSC Wärtsilä Engine (Shanghai) Co., Ltd (CWEC), the joint venture company formed between Wärtsilä and...

Engine systems

Engine systems

Wartsila sets sight on ambitious emission reduction targets — 3 Oct 2018 · Article

3 min read

Wärtsilä sets sight on ambitious emission reduction targets

As a sustainably aware company, Wärtsilä is committed to minimising the environmental...

Engine systems

Engine systems

One-stop shop for engine and turbocharger maintenance — 8 Nov 2018 · Article

3 min read

One-stop shop for engine and turbocharger maintenance

When it comes to service and maintenance needs for engines and turbochargers, the buck stops...

Engine systems

Engine systems

the-wartsila-hy-tug-system-electric-hybrid-designs-to-save-costs-and-reduce-emissions_resized — 13 Nov 2018 · Article

8 min read

The Wärtsilä HY TUG system: Electric hybrid designs to save costs and reduce emissions

Wärtsilä is currently launching new hybrid propulsion systems...

Engine systems Marine electric

Engine systems Marine electric

Avoiding risks worth EUR 15 million in passenger and cruise new-build projects — 1 Aug 2019 · Article

6 min read

Avoiding risks worth EUR 15 million in passenger and cruise new-build projects

Shipbuilding has come a long way from being a large but...

Technology Engine systems

Technology Engine systems

Wärtsilä 14 and Wilmer Wahlstedt — 18 Dec 2019 · Article

5 min read

A tradition of innovation in engine design

This year has been a very special year for Wärtsilä. While the company turned 185, it was also the 60th...

Technology Engine systems People

Technology Engine systems People

Cruising towards sustainability — 8 Oct 2019 · Article

4 min read

Cruising towards sustainability

Cruise ships are massive floating cities and, much like their land-based counterparts, have to deal with problems...

Safety Sustainability Engine systems

Safety Sustainability Engine systems

Oshima — 16 Oct 2019 · Article

8 min read

Ultramax 2030: Next generation shipping

Ship owners can now have vessels that that are affordable, compliant with the IMO’s 2030 emission targets...

Sustainability Gas solutions Engine systems

Sustainability Gas solutions Engine systems

Wärtsilä 31 — 1 Jun 2015 · Article

7 min read

Wärtsilä 31 – the most efficient engine in the world

The Wärtsilä 31 marine engine sets the standard for energy efficiency. It has the lowest fuel...

Engine systems

Engine systems

Wärtsilä 31 — 8 Jan 2019 · Article

5 min read

Japanese ferries achieve efficiency and lower emissions

Japan has one of the most advanced ferry fleets in the world, thanks in part to Wärtsilä...

Sustainability Engine systems Propulsion

Sustainability Engine systems Propulsion

Wärtsilä working to raise efficiencies, lower operational costs, and reduce the environmental impact for fishing industry vessels — 1 Apr 2020 · Article

7 min read

Wärtsilä working to raise efficiencies, lower operational costs, and reduce the environmental impact for fishing industry vessels

The global fishing...

Technology Sustainability Engine systems

Technology Sustainability Engine systems

Dual fuel engines hero image — 26 Apr 2017 · Article

25 min read

Common rail fuel injection rules the waves

Very few marine engines are awarded a Guinness World Record. Thanks to Wärtsilä’s common rail injection...

Engine systems

Engine systems

World's first ethane-powered marine vessels — 21 Sep 2016 · Article

25 min read

World's first ethane-powered marine vessels

Originally designed to run on LNG, MDO and HFO, the Dragon class vessels were meant to use LNG as fuel...

Sustainability Engine systems Gas solutions

Sustainability Engine systems Gas solutions

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