NPC - Navios de Patrulha Costeira (2024)

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P44

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Re: NPC - Navios de Patrulha Costeira (2024)
« Responder #105 em: Agosto 05, 2025, 01:20:49 pm »
Encarecimento do Whisky 🥃
"[Os portugueses são]um povo tão dócil e tão bem amestrado que até merecia estar no Jardim Zoológico"
-Dom Januário Torgal Ferreira, Bispo das Forças Armadas
 
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Cabeça de Martelo

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Re: NPC - Navios de Patrulha Costeira (2024)
« Responder #106 em: Novembro 15, 2025, 11:07:47 am »
Projectos suborçamentados... o que se espera?!

https://x.com/Defence360/status/1989497325837078929
Contra a Esquerda woke e a Direita populista marchar, marchar!...

 

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Ghidra

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Re: NPC - Navios de Patrulha Costeira (2024)
« Responder #107 em: Novembro 15, 2025, 11:25:11 am »
Estes navios são importantes e urgentes era um salto grande de lanchas para navios com a mesma tonelagem dos Tejo. Podiam estar no mar mais tempo, ligeiramente com piores condições atmosféricas, podiam levar um contentor de missão, veículos autónomos ou até 3 RHIBs... Enfim
 

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P44

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Re: NPC - Navios de Patrulha Costeira (2024)
« Responder #108 em: Novembro 15, 2025, 11:33:45 am »
Estes navios são importantes e urgentes era um salto grande de lanchas para navios com a mesma tonelagem dos Tejo. Podiam estar no mar mais tempo, ligeiramente com piores condições atmosféricas, podiam levar um contentor de missão, veículos autónomos ou até 3 RHIBs... Enfim
Ahahaha ninguém estava à espera!!!!

E deixarem de querer reinventar a roda?


8.5M a unidade

 ::)

« Última modificação: Novembro 15, 2025, 04:28:34 pm por P44 »
"[Os portugueses são]um povo tão dócil e tão bem amestrado que até merecia estar no Jardim Zoológico"
-Dom Januário Torgal Ferreira, Bispo das Forças Armadas
 

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Cabeça de Martelo

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Re: NPC - Navios de Patrulha Costeira (2024)
« Responder #109 em: Novembro 15, 2025, 11:54:14 am »
Eu apostava mais neste, apesar de não ter as mesmas coisas* que o NPC que a Marinha quer.



 :arrow: https://www.damen.com/vessels/defence-and-security/stan-patrol-vessels/stan-patrol-4207#specifications

* - Emprego rápido e projeção de RHIB 13 metros velocidade) eduas RHIB de 7 metros;
 - Compartimento multifunções p/projeção de forças ou carga
 - Sistema de movimentação, suspensão e içar de embarcações e carga de elevada velocidade

 :arrow:  https://www.ordemdosengenheiros.pt/fotos/editor2/03jetm2024npclealdasneves.pdf
Contra a Esquerda woke e a Direita populista marchar, marchar!...

 
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LM

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Re: NPC - Navios de Patrulha Costeira (2024)
« Responder #110 em: Novembro 15, 2025, 06:42:45 pm »
Má noticia. Estranho é "não está neste momento incluído na prioridades" - têm outro substituto já em vista ou "viram a luz" e vão deixar a unidade costeira da GNR tratar disso (apesar deste segmento ter lógica estar na Marinha, como os meios mais ligeiros desta)?
Quidquid latine dictum sit, altum videtur
 

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miguelbud

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Re: NPC - Navios de Patrulha Costeira (2024)
« Responder #111 em: Novembro 15, 2025, 06:57:29 pm »
Que se deixem de tretas e agarrem no antigo projecto das npc que os ENVC fizeram.
 

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LightningBolt

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Re: NPC - Navios de Patrulha Costeira (2024)
« Responder #112 em: Novembro 15, 2025, 07:39:43 pm »
Mais do mesmo...
 

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Duarte

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Re: NPC - Navios de Patrulha Costeira (2024)
« Responder #113 em: Novembro 15, 2025, 07:46:36 pm »
Projectos suborçamentados... o que se espera?!

https://x.com/Defence360/status/1989497325837078929

Hmm...this page doesn’t exist. Try searching for something else.
слава Україна!
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P44

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Re: NPC - Navios de Patrulha Costeira (2024)
« Responder #114 em: Novembro 15, 2025, 08:34:45 pm »
Projectos suborçamentados... o que se espera?!

https://x.com/Defence360/status/1989497325837078929

Hmm...this page doesn’t exist. Try searching for something else.

O tweet foi apagado
"[Os portugueses são]um povo tão dócil e tão bem amestrado que até merecia estar no Jardim Zoológico"
-Dom Januário Torgal Ferreira, Bispo das Forças Armadas
 

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Duarte

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Re: NPC - Navios de Patrulha Costeira (2024)
« Responder #115 em: Novembro 15, 2025, 08:49:33 pm »

O tweet foi apagado

Qual era o conteúdo, que dizia o oráculo da defesa360?  :mrgreen:
« Última modificação: Novembro 15, 2025, 10:36:59 pm por Duarte »
слава Україна!
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"Every country has its own Mafia. In Russia the Mafia has its own country."
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Duarte

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Re: NPC - Navios de Patrulha Costeira (2024)
« Responder #116 em: Novembro 15, 2025, 10:44:55 pm »
https://opv.austal.com/wp-content/uploads/2022/04/Austal_Offshore_Patrol_83_Data_Sheet_with_GA_Apr_2022.pdf

https://www.damen.com/vessels/defence-and-security/opv?view=models

Citar
Here are commercially-viable alternatives to Portugal’s NPC trimaran concept, sorted by how fast they can realistically be procured or put into service (short → longer), with pros/cons and sources so you can follow up.

Quick summary / top picks

Damen Stan Patrol / Damen OPV family — fastest commercial off-the-shelf option (lots of standardized hulls, global yards, proven export record). Good if you want short lead times, easy local build/transfer and low risk.


Austal (patrol / trimaran-derived designs) — offers trimaran experience (Independence LCS) and OPV/patrol monohulls/catamarans; good for higher speed and good seakeeping if you want a trimaran-like hullform. Lead times moderate; contractor has active production lines.


Austal Offshore Patrol 83 / similar proven OPV platforms — a concrete Austal OPV family option combining speed, endurance and easy exportability.


Navantia / Fincantieri / Lürssen (custom OPVs & PVs) — proven builders of bespoke OPVs and patrol vessels. Higher capability and customization but longer build slots and higher cost. Lürssen/large European yards are strong if you need more military features.


Existing Portuguese designs / in-service hulls (Viana do Castelo class or local build variants) — fastest to repeat or extend (uses local experience and supply chain), but not a trimaran. Good for industrial participation and short delivery if local yard capacity exists.


Why these (short explanations)

Damen Stan / OPV family — Damen’s standardized patrol and OPV lines (10–70 m range) are built in multiple yards, frequently sold “off the shelf” or via licensed construction/CO-production which shortens delivery. For quick availability you want standardized hulls like the Stan 4207 / Stan 5009 families or Damen’s OPV ranges.


Austal (trimaran experience) — if the primary reason Portugal likes the NPC trimaran is seakeeping, payload area and fuel efficiency, Austal is unique among large builders with operational trimaran experience (Independence LCS) and has OPV variants derived from proven aluminium platforms. That makes Austal a logical alternative if you want trimaran benefits with lower technical novelty risk.


Large German/Italian yards (Lürssen, Fincantieri, Navantia) — these yards build custom OPVs and patrol vessels with more advanced weapons/sensor fit and deep naval experience. Expect longer lead times but higher capability and stronger options for integration of naval combat systems.


Repeat a Portuguese/known design — extending a proven local class (e.g., Viana do Castelo) or licensing a slightly modified existing design is often the quickest route to additional hulls with Portuguese industrial participation.


Short practical decision guide (pick your priority)

Priority = fastest delivery / lowest technical risk → Damen Stan Patrol / Damen OPV (standardized, many yards, stock hulls possible).


Priority = keep trimaran benefits (speed, deck area) but reduce novelty risk → Austal (trimaran experience, OPV/patrol designs).
Austal: Corporate


Priority = highest capability / bespoke navy fit (sensors, weapons) → Lürssen / Navantia / Fincantieri (longer lead times).


Priority = fastest national / industrial solution → repeat/upgrade Viana do Castelo type or local licensed build.


Availability notes & examples

Damen: standardized production and global shipyards mean lead times can be shorter than bespoke designs; brokers/shipbrokers sometimes list Stan Patrol hulls already under construction that can be diverted or finished quickly.


Austal: actively delivering patrol boats and has OPV concepts (Offshore Patrol 83) that are offered to export customers — realistic medium-term option.


Portuguese NPC program timing: public reporting places the NPC concept and first commissioning timelines in the 2025–2026 window for early demonstrators/plans; that’s why procuring an existing off-the-shelf design may be far faster than developing a one-off novel trimaran.



Next practical steps I recommend (quick)

decide three priority axes (speed to service; cost; industrial participation / local build).

if speed is top, request Damen Stan Patrol options (sizes 30–90 m) and ask for available hulls under construction or immediate slots. (Damen often supports licensed local construction.)
damen.com


if you want trimaran performance but less novelty risk, get Austal to price their OPV/patrol variants (and ask about delivery slots).
Austal: Corporate


for a higher-capability navy option, obtain indicative offers from Lürssen/Navantia/Fincantieri — but expect longer lead times.
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Re: NPC - Navios de Patrulha Costeira (2024)
« Responder #117 em: Novembro 15, 2025, 10:53:06 pm »
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Top Alternatives Under 500 Tons (Fastest to Procure)

These are all proven, exported, low-risk, and deliverable in 6–24 months depending on yard availability.

1) Damen Stan Patrol 4207 (≈240 t)

The single fastest-available option worldwide.

Displacement: ~240 t

Length: 42 m

Speed: 24–26 kn

Endurance: 4–5 days

Crew: 16–20

Pros:

Very widely produced (60+ units worldwide)

Multiple hulls often under construction → fastest delivery

Extremely reliable, low OPEX

Can be built at Damen’s global yards or under licence (Portugal option)

Cons:

Not a trimaran; conventional coastal patrol profile

Estimated delivery:

Existing hull: 6–12 months

New build: 12–18 months

2) Damen Stan Patrol 5009 (≈450 t)

Bigger, more capable version still under 500 tons.

Displacement: ~450–480 t

Length: 50 m

Speed: 25–30 kn (ax-bow design)

Endurance: 7+ days

Pros:

High speed + superb rough-weather seakeeping

Large deck space

Extremely export-proven

Cons:

Slightly more expensive; still monohull

Weapon/sensor integration extra

Estimated delivery: 12–24 months

3) Austal Patrol 40–60m Series (300–500 t)

(Austal monohull and catamaran options — closest to trimaran heritage in small craft)

Displacement: 250–480 t depending on model

Speed: 25–32 kn

Hull forms: monohull, catamaran, and small trimaran-influenced designs

Pros:

Australia/Philippines patrol boats show rapid production

Fast, light, great acceleration

Catamaran variants offer large deck area (closest to NPC trimaran concept)

Cons:

Aluminium hull (more corrosion management)

Build slots depend on Austal schedule

Estimated delivery: 12–24 months

4) Fassmer 40m / 50m Patrol (300–450 t)

German OPV/PV family, internationally exported.

Displacement: 300–450 t

Speed: 20–25 kn

Pros:

Flexible modular design

Efficient hulls, low crew

Good reliability and EU industrial reputation

Cons:

Delivery slots vary — not as fast as Damen typically

Estimated delivery: 16–30 months

5) Lürssen 40m Coastal Patrol (≈350–400 t)

High-quality, military-grade EU coastal patrol vessel.

Displacement: 350–400 t

Speed: 25–30 kn

Pros:

Extremely robust naval pedigree

Good for boarding, SAR, EEZ patrol

Cons:

Usually costlier

Not mass-standardized → availability varies

Estimated delivery: 18–30 months

6) SAFE-boats / Metal Shark 85–110 ft Patrol (80–150 t)

Smaller but ultra-fast U.S. patrol vessels

Displacement: 80–150 t

Length: 26–34 m

Speed: 35–45 kn

Pros:

Very fast

Rapid production (months)

Cons:

Much smaller

Limited endurance

Not a true replacement for NPC trimaran concept

Estimated delivery: 6–12 months

🟦 Closest to NPC Trimaran’s Concept (Deck Space + Speed)

If you want trimaran-like benefits under 500 tons:

Austal Catamaran 40–60m

Large deck space

High speed

Good stability

350–500 t range
→ This is the closest hullform analogue to the Portuguese disruptive NPC trimaran while avoiding risk of a novel prototype.

🟩 Best Options by Priority
If fastest delivery is #1:

Damen Stan Patrol 4207

Metal Shark / SAFE Boats (if smaller size acceptable)

Damen 5009

If closest to trimaran performance:

Austal 40–60m catamaran

Damen 5009 (Ax-Bow)

If strongest EU industrial solution:

Damen 4207 / 5009

Fassmer 40–50m

Lürssen 40m

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🇵🇹 Top Ranking — Best Overall for Portugal (<500 tons)
🥇 1st Place — Damen Stan Patrol 5009 (≈450 t)

Best balanced option.
✔ Good seakeeping (AX-bow)
✔ Under 500 tons but has OPV-like space
✔ Short delivery times (12–24 months)
✔ Already widely exported
✔ Very low technical and integration risk

Why #1:
It offers the closest combination of seakeeping, endurance, deck space, and availability that the NPC trimaran was aiming for — but with vastly lower risk.

🥈 2nd Place — Damen Stan Patrol 4207 (≈240 t)

Fastest to deliver; best low-risk solution.
✔ Extremely short delivery timelines
✔ Many hulls under construction globally
✔ Lowest OPEX
✔ Proven workhorse globally

Why #2:
A superb coastal patrol/SAR platform, but smaller than the NPC concept — limited deck space for drones/future systems compared to the 5009.

🥉 3rd Place — Austal 40–60 m Catamaran (300–500 t)

Closest to trimaran performance.
✔ Very fast
✔ Excellent deck area
✔ Best seakeeping in small craft category

Why #3:
This is the closest hullform analogue to NPC’s disruptive trimaran idea.
Ranked lower than Damen because of aluminium maintenance + less standardized export track.

4th — Fassmer 40–50 m Patrol (300–450 t)

✔ Excellent build quality
✔ EU-based, low political risk
✔ Good seakeeping and endurance

Why not higher:
Delivery slots vary; not as fast or standardized as Damen.

5th — Lürssen 40 m Patrol (350–400 t)

✔ High-end naval quality
✔ Excellent endurance & systems

Why lower:
Generally slower production, higher cost, and over-spec’d for many Portuguese NPC missions.

6th — Metal Shark / SAFE Boats (80–150 t)

✔ Fastest delivery in absolute terms
✔ Very high speed
✔ Very low cost

Why last:
Too small for EEZ, pollution response, extended SAR, and not a true replacement for NPC trimaran ambitions.

📌 Final Ordered Ranking (Best → Least Suitable)

Damen Stan Patrol 5009

Damen Stan Patrol 4207

Austal 40–60 m Catamaran

Fassmer 40–50 m Patrol

Lürssen 40 m Patrol

Metal Shark / SAFE Boats
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Re: NPC - Navios de Patrulha Costeira (2024)
« Responder #118 em: Hoje às 04:23:15 am »
E os NPO ? Já estão a ser produzidos? Confesso que perdi e alheei-me um pouco do assunto