獨立參考 · 每條結論皆有出處
液冷，做成可驗證的工程。
GPU 機櫃功率跨過 100 kW，風冷已無力跟隨。本站一頁一個概念——帶真實數字的公式、可互動的計算機、可溯源的產品資料，寫給需要驗證而非輕信的工程師與採購。
即時——拖動室溫
50.0 kW
一台 50 kW 級液-風（L2A）機櫃，在 25 °C 室溫下還能帶走多少熱量
ROOM 25 °C標稱 50 kW 是 25 °C 室溫下的數字。把室溫拖向熱帶，看降額物理即時發生 — →
公式 × 11
可驗證
每個公式附真實數字的算例與即時計算機——數字可以自己核，不靠廠商曲線。
97 家 · 16 個環節
有出處
產品與產業鏈資料逐行掛官方來源；查不到的明確標注，絕不編造。
4 個工具 · 全部在瀏覽器內
可互動
裝機台、降額模擬、機房負荷計算、動畫冷卻回路——拖動數字來學習。
🚧 繁體中文版從本頁開始逐步上線；以下目錄暫為英文原文。公式與數字是通用語言。
Start
OverviewLiquid cooling for micro data centers→What is liquid cooling?Cold plates, CDUs, manifolds, UQD — the parts and the physics→What is a CDU?Pumps, heat exchangers, TCS vs facility loops, form factors→Cold plate vs immersionThe two architectures compared→Liquid vs airWhere the crossover really is→
Radar
Formulas
Coolant flow rateL/min = kW × 60 / (4.186 × ΔT)→Heat capture split60-80% to liquid, the rest stays on air→TDP → rack kWChip power to a rack-level budget→Room AC load (1.1× rule)L2A cabinets still need room cooling→kW ↔ refrigeration tons1 ton = 3.517 kW — cooling unit conversion→Approach temperature & deratingWhy capacity halves at 35°C ambient→Pressure dropDarcy–Weisbach: the loop eats pump head→Floor loadingkN/m² under a full rack→PUE mathAnd what the number hides→ASHRAE W-classesW17–W45 lookup table→Wet-bulb & free coolingWhy the tropics can't free-cool→
Choosing
Cabinet comparisonVerified small-scale cooling cabinets, with sources→What drives the costWhy nobody publishes prices; comparing quotes fairly→RFQ scope checklist12 line items that make quotes comparable→Liquid-ready serversThe five compatibility checks before you buy→Hot & tropical climatesDerating physics, SS 726, buying checklist→