歐盟擬築「無人機之壁」防俄騷擾

俄烏戰爭帶來的無人機威脅,已從東歐戰場蔓延至波羅的海沿岸與北歐。由於波蘭、立陶宛等國接連遭遇俄方無人機騷擾,歐盟高層開始討論沿東界築起「無人機之壁(drone wall)」,企圖以系統化方式填補現有防空短板。歐盟國防與太空執委安德留斯·庫比柳斯(Andrius Kubilius)明言,部分成員國已展開討論,而防務執委會正計畫快馬加鞭落實此一構想。
Drone incursions in Poland, the Baltic states and even Denmark underscore an emerging security gap; the EU is now evaluating a border-spanning anti-drone shield to address that vulnerability.
🔹 「無人機之壁」是什麼?——多層次、可組合的防禦體系
所謂「無人機之壁」,並非單一武器,而是sensor-to-shooter (感測到擊落) 的多層次組合。包含:雷達與光電/紅外等多波段感測器偵測、電子干擾(jamming/EA)阻斷導航與通訊、以網彈或小口徑火砲直接攔截、雷射或高能微波(HPM)一次中和數量龐大的蜂群。
Think of it as a layered sensor-to-shooter architecture — multi-spectral detection, jamming, kinetic nets or guns, lasers and HPM for mass defeat of swarms.
🔹 技術抉擇與成本考量:哪招最合算?
面對大、中、小尺寸無人機,處理手段各有利弊。對大型燃油機(如某些中航程 UAV)以防空飛彈擊落雖有效,但成本高昂;對小型電動機則以高射砲或機槍命中率低、耗彈大,不划算。電子干擾成本較低且具廣域效能,但對抗方也在推進抗干擾(anti-jam)或光纖/有線連結方案。
Missiles are expensive against cheap drones; guns struggle with small signatures; jamming is cost-effective but contested by evolving anti-jam tactics.
🔹 新興解法:網彈、雷射與高能微波(HPM)
為克服傳統方法限制,歐洲與盟友正評估:
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網彈(net projectiles)/捕捉系統:以非毀傷方式擒獲小型UAV;
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高能雷射(directed-energy):精準、彈藥成本低,對小型目標效果顯著;
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高能微波(HPM):能同時癱瘓群飛無人機的電子系統,適合面對蜂群攻勢。
Nets, lasers and HPM offer scalable, lower-cost options for defeating swarms without resorting to expensive missiles.
🔹 以無人機對抗無人機:最後防線或趨勢?
一個實務上越來越被重視的方向,是利用獵殺型或攔截型無人機去對付敵方無人機,包括以追擊、纏繞、干擾或直接撞擊方式制敵。此法在靈活性與成本效率上具吸引力,且能與固定防禦系統形成互補。
Drone-vs-drone is emerging as a practical and flexible approach — interceptors, nets and kinetic takedowns performed by autonomous or remote platforms.
🔹 向烏克蘭取經:實戰數據的價值不可取代
歐盟尤其重視向烏克蘭學習:烏方在反無人機領域累積了大量戰場經驗,包含混合電子干擾、與光纖/抗干擾技術對抗的實務操作。這些「實戰教訓」將成為歐盟設計「無人機之壁」的關鍵參考。
Ukrainian battlefield lessons — from jamming mixes to physical countermeasures — provide invaluable operational insights for EU planners.
🔹 時程與挑戰:一年可初步完成?但細節多
官員稱概念性架構可在約一年內完成,但要真正落地仍面臨難題:跨國標準化(interoperability)、採購與維運預算、邊境地形差異、以及民用空域管理與法規問題。這些都需歐盟成員國間快速協調與資源整合。
Concept deployment may be swift, but procurement, interoperability, legal frameworks and logistics remain significant hurdles.
文章總結 Summary
面對俄烏戰爭外溢造成的無人機騷擾,歐盟啟動「無人機之壁(drone wall)」構想,擬沿東部邊界部署一套多層次、可組合的反無人機系統,涵蓋偵測、電子干擾、攔截與耗材型武器(如網彈、雷射、HPM等),並向烏克蘭取經以優化戰術與技術選型。官員表示,若能取得政治與採購推動,概念性系統在約一年內可初步完成部署,但細節如預算、標準化與跨國協調仍待釐清。
The EU aims to field a layered anti-UAV architecture — from sensors to jammers, nets, lasers and high-power microwaves — leveraging Ukrainian combat experience; a conceptual rollout could be achievable within a year pending political and procurement alignment.
歐盟提出「無人機之壁」是對俄方無人機外溢風險的務實回應:透過多層次技術混合與借鑒實戰經驗,期望建立可快速部署且成本可控的防空補位。對台灣而言,這也再次提醒:在無人機成為戰場主力的時代,多樣化反制手段與跨域整合能力,是保護國土與關鍵基礎設施的必備條件。
The EU’s plan signals a pragmatic shift — layered, mixed counter-UAV measures backed by battlefield lessons — and serves as a reminder that a resilient, multi-modal defense is essential in the drone age.
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