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液冷時(shí)代來襲:數(shù)據(jù)中心步入高效散熱新紀(jì)元

   時(shí)間:2025-09-02 02:23 來源:ITBEAR作者:馮璃月

隨著全球數(shù)字化轉(zhuǎn)型的加速,數(shù)據(jù)中心作為數(shù)字經(jīng)濟(jì)的基石,正面臨前所未有的挑戰(zhàn)與機(jī)遇。據(jù)Omdia Research最新數(shù)據(jù)顯示,全球數(shù)據(jù)中心液冷市場預(yù)計(jì)將在2028年達(dá)到168億美元規(guī)模,年復(fù)合增長率高達(dá)25%。在中國市場,科智咨詢的預(yù)測更為樂觀,認(rèn)為到2027年,隨著AI應(yīng)用的廣泛部署和液冷生態(tài)的成熟,市場規(guī)模有望突破千億大關(guān)。

液冷技術(shù)的崛起,得益于數(shù)據(jù)中心算力需求的激增與能耗控制的迫切需求。中信證券的研究報(bào)告指出,液冷技術(shù)正逐步替代傳統(tǒng)風(fēng)冷技術(shù),成為數(shù)據(jù)中心散熱的新趨勢。這一轉(zhuǎn)變不僅提升了數(shù)據(jù)中心的能效,也為液冷產(chǎn)業(yè)的細(xì)分化發(fā)展奠定了基礎(chǔ)。

回顧液冷技術(shù)在數(shù)據(jù)中心的發(fā)展歷程,其起點(diǎn)可追溯到2020年前后。當(dāng)時(shí),數(shù)據(jù)中心行業(yè)在“雙碳”戰(zhàn)略的推動(dòng)下,開始探索綠色化技術(shù)。供冷作為數(shù)據(jù)中心非IT設(shè)備能耗中的大頭,自然成為了新技術(shù)突破的關(guān)鍵環(huán)節(jié)。間接蒸發(fā)冷卻、自然風(fēng)冷等技術(shù)相繼涌現(xiàn),但液冷技術(shù)的出現(xiàn),為數(shù)據(jù)中心散熱帶來了革命性的變化。

然而,液冷技術(shù)的推廣并非一帆風(fēng)順。初期,由于用戶對新技術(shù)持保守態(tài)度,加之對業(yè)務(wù)穩(wěn)定性的高要求,液冷技術(shù)的應(yīng)用并不廣泛。許多數(shù)據(jù)中心行業(yè)觀察者甚至認(rèn)為,液冷只是炒作概念,難以在實(shí)際場景中落地。但這一切在2022年ChatGPT問世后發(fā)生了改變。AI的快速發(fā)展不僅重塑了各行各業(yè),也對數(shù)據(jù)中心架構(gòu)產(chǎn)生了顛覆性的影響。智能算力的需求激增,傳統(tǒng)風(fēng)冷技術(shù)已難以滿足高密度、高效散熱的需求,液冷技術(shù)因此逐漸成為主流。

隨著液冷技術(shù)的普及,數(shù)據(jù)中心液冷產(chǎn)業(yè)也逐漸細(xì)分化,產(chǎn)業(yè)鏈日益完善。從最初的液冷機(jī)柜展示,到如今冷卻液、UQD接頭、水凝管等零部件廠商的活躍參與,液冷技術(shù)的生態(tài)系統(tǒng)正在不斷壯大。這一變化不僅體現(xiàn)在產(chǎn)品線的豐富上,更體現(xiàn)在產(chǎn)業(yè)鏈上下游企業(yè)的緊密合作與協(xié)同創(chuàng)新上。

芯片廠商如英特爾等,也開始積極布局液冷技術(shù),與綠色云圖、英維克等企業(yè)合作,推出了基于至強(qiáng)平臺的冷板式液冷整體解決方案和浸沒式液冷機(jī)柜技術(shù)。這些合作不僅推動(dòng)了液冷技術(shù)的發(fā)展,也為終端用戶提供了更多選擇。英特爾還推出了中國數(shù)據(jù)中心液冷創(chuàng)新加速計(jì)劃,旨在通過細(xì)分產(chǎn)業(yè)鏈、合作頭部廠商、推廣優(yōu)質(zhì)產(chǎn)品等方式,實(shí)現(xiàn)產(chǎn)業(yè)的共贏與多贏。

在液冷技術(shù)的推動(dòng)下,數(shù)據(jù)中心的散熱效率大幅提升,單機(jī)柜功率不斷攀升。從最初的300W單顆CPU,到如今500W甚至逼近1kW的CPU功率,以及8KW、10KW乃至更高功率的機(jī)柜出現(xiàn),液冷技術(shù)已成為支撐數(shù)字經(jīng)濟(jì)向高密度、高能效、高可靠演進(jìn)的關(guān)鍵力量。同時(shí),隨著液冷零部件的通用化與標(biāo)準(zhǔn)化進(jìn)程加速,數(shù)據(jù)中心應(yīng)用液冷的成本將進(jìn)一步降低,有望在未來實(shí)現(xiàn)比風(fēng)冷更低的部署成本。

 
 
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