Turning Wind-Assisted Ambition into Class-Ready Reality
Wind Assisted Ship Propulsion
A WASP integration project starts with a feasibility study to assess how your preferred system can be installed on your ship, for which we assess different variations. This includes evaluating structural constraints, bridge visibility, safety, weight increase and regulatory factors, followed by a concept design and early alignment with Class to address potential challenges.
In the second phase, the concept design is further developed into a detailed engineering package. This includes structural analysis if required, updated arrangements, preparation of construction drawings, and submission of all documentation for Class approval, along with any necessary updates to the vessel’s stability information.
Why Conoship?
Independent
We aren't tied to one manufacturer, and have a proven track record with the integration of different WASP systems on different types of vessels.
Resarch-Driven
Our solutions are backed by years of research & development and advanced CFD studies on wind-ship interactions.
Holistic Design
We look at the vessel as a whole, ensuring the WASP tech enhances, rather than compromises, ship performance.
Proven Record
We have been involved in WASP from the start and have since gained years of hands-on experience for dozens of projects.
Bridging the Gap Between Wind Ambition and Operational Reality
Navigating Complexity, Ensuring Compliance
Integrating Wind-Assisted Ship Propulsion (WASP) is a transformative step toward decarbonization, but it is more than just ‘bolting on’ equipment. Every installation introduces significant structural implications and stability challenges that can delay projects if not managed by an expert partner.
At Conoship, we act as your independent technical partner, identifying operational pitfalls and regulatory hurdles before they cause costly project delays. By grounding our engineering in extensive, ongoing WASP research, we provide the technical certainty needed to move from concept to a class-approved, sea-going reality.
Pitfalls and Conoship Solutions
How We Address WASP Integration Risks
Reglatory Uncertainty
As WASP is a relatively new technology in the marine industry, regulations from Classification Societies and Flag States are still evolving. This can introduce uncertainties and project-specific challenges.
Solution: Maintain close collaboration with relevant authorities and proactively identify potential issues at an early stage, enabling timely discussions and alignment with regulatory bodies.
Impact on Ship Stability
The additional weight and heeling moments introduced by the WASP system can affect a vessel’s stability performance.
Solution: Continuously monitor weight throughout the project and perform comprehensive stability analyses to assess system impact. Structural optimization is applied to minimize weight while maintaining integrity and performance.
Complex Ship Integration
Ships are inherently complex systems, and for retrofit projects, available documentation is often limited. As a result, key aspects of the vessel’s construction and arrangement may be uncertain.
Solution: Conoship’s extensive experience in naval engineering and deep understanding of ship structures enable a clear assessment of onboard possibilities, even with limited input data.
Where we can assist
Your Engineering Partner Along the Full Spectrum of WASP Integration
Analysis & Feasibility Predictions
We leverage our extensive R&D and high-fidelity CFD simulations to provide accurate power-saving predictions and stability impact assessments before a single piece of hardware is ordered.
Making the Vessel “WASP-Ready”
Our team designs the specialized structural reinforcements, deck layouts, and vessel modifications required to host WASP units, whether for a complex retrofit or a ground-up newbuild design
Technical Implementation & Synchronization
We manage the full technical integration, ensuring that the WASP units are perfectly synchronized with the ship’s primary propulsion and bridge systems for maximum operational efficiency.
Certification & Regulatory Advisory
We act as the independent bridge to Class societies, navigating complex regulatory consultations and managing the documentation required for EEDI/EEXI optimization and final Class approval.
The Conoship Approach
The C.O.N.O. Method
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How can we assist your WASP project?
Reach out to us with your request and we will get back to you as soon as possible.
Frequently Asked Questions
Is WASP technology suitable for my existing fleet, or only for newbuilds?
Integrating wind propulsion is highly effective for both. While newbuilds allow for ground-up optimization, we specialize in complex retrofits, where we assess the existing structural integrity and stability of your vessel to ensure a seamless and safe integration.
Does Conoship provide the wind propulsion hardware itself?
No, and that is our greatest strength. We are an independent engineering authority, meaning we are technology-agnostic. We do not sell hardware; instead, we provide unbiased technical advice and engineering to help you select and integrate the specific WASP system that best fits your vessel’s operational profile.
How do you ensure the stability and safety of a vessel after installation?
This is where our research-driven approach is critical. We move beyond the “bolt-on” myth by performing high-fidelity CFD (Computational Fluid Dynamics) calculations and stability analyses. Our engineering ensures that the added wind loads and weight do not compromise the vessel’s safety or operational efficiency.
Can you help us navigate the Class approval process for new technologies?
Absolutely. One of the primary “pitfalls” in WASP projects is regulatory delay. We provide the drawings, documentation, and regulatory consultation required to secure Class approval and optimize your vessel’s EEDI/EEXI ratings.
How does Conoship stay ahead of rapidly evolving WASP technology?
We don’t just follow the industry; we lead it through extensive internal research. We study logarithmic wind profiles, design innovative vessel series like the CIP-series, and everything in between. Our engineering is grounded in academic and technical R&D that ensures our clients receive future-proof advice.
Read Up on the News Around Wind Assisted Ship Propulsion

Conoship International Completes Inclining Test for Maersk Trieste
Conoship International was commissioned to conduct the post-retrofit inclining test for the Maersk Trieste after the installation of Bound4Blue suction sails.

Logarithmic Wind: Providing Realistic Predictions of Wind-ship Interactions for WASP Units
Marie Jonas’ research at Conoship reveals that using logarithmic wind in simulations gives more realistic predictions of wind-ship interactions, helping optimize wind-assisted propulsion systems for greener maritime transport.

The Advantages of Conoship’s CIP-series
The CIP‑series introduces future‑proof, fuel‑efficient standard cargo vessel designs that cut CO₂, reduce delivery time, lower costs, and offer flexibility for future fuels like hydrogen or ammonia—setting a new benchmark for modern general cargo ships.