A significant enhancement in residential communication and emergency response capabilities has been achieved at an apartment project in Iceland with the installation of JR301-SC-OW-AL emergency intercoms. These robust communication devices, featuring a master station with a built-in battery that supplies power to connected sub-stations, have been deployed throughout the ...
Liquid cooling has become indispensable for AI data center operation as 24-hour high-load servers generate heat that directly limits computing output—insufficient dissipation means limited AI power. Air cooling's low heat-carrying capacity (liquid transfer is thousands of times more efficient) plus noise, soaring electricity bills and failure rates drive the shift. Three...
The vapor compression refrigeration cycle powers modern cold storage through four essential components: compressor, condenser, throttling device and evaporator, working with circulating refrigerant for continuous heat exchange. Compressors span piston, screw, scroll and rotor types; condensers split into water-cooled units with pumps and cooling towers versus air-cooled ...
Data center cooling has evolved across four major solutions. Traditional air cooling, driven by fan walls, suffers low energy efficiency, driving liquid cooling adoption. Rear door heat exchangers install coils at rack rears—coolant absorbs exhaust heat, transferring it via CDU to cooling towers while servers keep original air structures. Cold plate cooling replaces heat...
As rack power climbs from 10-20kW to 50-100kW, air-liquid and liquid-liquid CDUs have become two core routes for AI data center cooling transformation. Air-liquid CDU pairs server-side cold plates with existing precision air conditioning for terminal heat dissipation, requiring no civil engineering or outdoor piping and enabling non-stop legacy upgrades—a low-risk, fast ...
Liquid cooling is driving a comprehensive air cooling upgrade through the wind-liquid homologous architecture. In the AI computing era, over 70% of server heat is carried away by circulating coolant, making cold plate liquid cooling mainstream and sharply reducing air conditioning load—yet dual independent air and liquid systems bring redundant investment and low energy ...
Bernstein's Rubin platform analysis highlights a dramatic surge in rack-level thermal system value: liquid cooling value per rack jumps from $51,000 on GB200 to $158,000 on Rubin—a 210% increase of 3.1 times. Air cooling handles only 30-50kW per rack, while new-generation AI racks exceed 100kW and reach 250kW on Rubin, making liquid cooling mandatory. Rubin-era cooling e...
Liquid cooling has reached its 2026 inflection point as physical limits push air cooling aside—air supports only 20-30kW per rack while AI racks exceed 50kW and NVIDIA targets 100kW. With 25 times higher thermal conductivity, liquid cooling handles 50-100kW+ loads at PUE below 1.1. The industry is sophisticated precision manufacturing: over 60 components demand dust-free...
Manifold technology has matured to empower high-density AI data center liquid cooling, distributing CDU coolant evenly to server cold plates and collecting return fluid in a closed loop. Equal-length channels deliver ultra-low pressure drop and uniform flow, with single-row and double-row structures suiting low- and high-power cabinets plus pressure-bearing hot-swappable...
Liquid cooling is reshaping AI data center operational logic as air cooling hits an insurmountable thermal cliff at sub-3nm chips, while its parasitic paradox wastes energy generating extra heat. STH tests show liquid cooling delivers 20-25% higher GPU performance with lower power draw. Cold plate cooling leads as the mature chip-level standard, rear door units offer tra...
Standardized cold storage design helps cold chain enterprises cut costs and boost efficiency, since most operational drawbacks—high energy, uneven temperature, heavy maintenance—root in poor initial planning. Design starts with full demand assessment covering temperature standards, scale, controlled atmosphere and explosion-proof needs. Civil reinforced concrete warehous...
At the 3rd China Cold Chain Industry Expo (Xinjiang Station), GREE showcased full cold chain solutions boosting China-Central Asia cold logistics cooperation. The portfolio covers self-developed screw compressors with low-temperature rotor profiles, permanent magnet frequency conversion and two-stage compression for eco-friendly refrigerants, plus hot gas defrost units w...
Two core CDU products power efficient data center liquid cooling. The 6U liquid-to-liquid CDU delivers up to 65kW cooling with N+N pump redundancy for 24/7 operation, precisely regulating temperature and flow via intelligent linkage to capture 100% of cabinet heat—ideal for supercomputing, HPC clusters and containerized sites. The 13kW air-to-liquid CDU targets air-coole...
This site photo shows the complete production line of Dongmeng dual-power tracked mobile crushing set, composed of DMJ140H tracked mobile jaw crusher and DMCH250RSH tracked mobile cone crusher. Adopting dual-power design, the whole line can switch freely between diesel engine drive and grid electric drive, cutting fuel consumption and operation cost greatly. The DMJ140H...
With GPU heat dissipation surpassing 1000W, CDU stainless steel pipeline technology has become the reliability backbone of liquid cooling. Under OCP and ODCC standards, CDUs require N+1/2N redundancy and hot-swappable pumps, while 304L and 316L low-carbon stainless steels prevent micro-channel blockage and intergranular corrosion; OCP mandates AFR below 0.3% and a 6-year...
Liquid cooling has become the core driver for next-generation high-density AI data centers, where heat density exceeds 50 times standard offices and IT loads top 30MW. Despite the myth that it is new, liquid cooling dates to 1960s IBM mainframes; H100 racks cap at four air-cooled servers (41kW). The real driver is AI TCO optimization: GB200 NVL72's direct-to-chip cooling...
China's liquid cooling industry has entered explosive growth, moving from pilot trials to full-capacity mass production as AI computing demand soars. The water-cooled data center market reached RMB 18.4 billion in 2024, up 66% year-on-year, with projections of about RMB 130 billion by 2029. Manufacturers including Shenling, Jinfu and Dingtong run at full production with ...
Liquid cooling cabinet manifolds serve as the core hub of indirect cooling architecture, distributing coolant to server cold plates and collecting heated fluid for closed-loop circulation. Three mainstream designs—tree branch, annular pipeline and stacked plate—target flow deviation within 5%. R&D relies on hydraulic balance calculation and CFD simulation to optimize cha...
Major tech firms are ramping up AI computing infrastructure investment, pushing liquid cooling from optional to essential. Cold plate suits renovation, immersion serves new builds, and rear door cooling fits medium-density scenarios. Southeast Asia's hot, humid climate and underdeveloped HVAC industry create vast opportunities, with containerized cooling adapting well. S...
Manifolds are critical piping components linking CDUs with cold plate branch lines, evenly distributing coolant across every server board. Matched with double-sided self-sealing quick disconnects, they enable online hot-swap of single boards without shutting down the system—connecting automatically on assembly and cutting off leak-free. Manifolds cut overall power consum...
Aokele AI inverter complete refrigeration units replace fragmented on-site assembly with factory-engineered, pre-tuned systems. Core hot gas defrost technology uses compressor discharge gas to remove frost directly—slashing power consumption versus electric defrost, avoiding heating burnout and water accumulation, and keeping cabin temperature fluctuation minimal. All-co...
Yangtze AI inverter cold storage units, backed by national technical center credentials, lead domestic R&D in small and medium inverter cold storage. Factory-calibrated with in-house production, the systems avoid the compatibility problems of scattered assembly. Self-developed AI inverter control delivers ±0.5℃ temperature precision with swing within ±1℃, while hot gas d...
Poor defrost and unstable temperature spoil flowers and fresh produce, making unit selection critical for cold chain businesses. Yangtze inverter cold storage, with 30+ years of refrigeration experience, national certifications and patented hot gas defrost, outperforms small assembly workshops. Its Pro series completes defrost in just 2.5 minutes with ±0.5℃ precision con...
GREE has launched a new energy-saving inverter hot gas defrost refrigeration unit covering -25℃ to 25℃. Backed by 150 million RMB in labs since 2009, the factory-integrated unit combines AI inverter optimization, intelligent hot gas defrost and frequency conversion control—cutting power consumption over 50%, defrost power 86.7% and invalid defrost cycles 80-90%. Two-stag...
Cold storage electricity bills can rival half a month's rent, making unit selection the deciding factor in retrofit success. Yangtze AI inverter cold rooms deliver ±0.5℃ precision and up to 50% energy savings: a Kunming flower wholesaler cut monthly bills from over 1200 RMB to about 500 RMB, with flower loss falling from 15% to under 3%. Its 2.5-minute hot gas defrost at...
Shanghai Yicheng Refrigeration, after 25 years of research, has unveiled the Fresh Freeze Series AI inverter integrated cold storage unit, combining all-in-one heating and cooling, intelligent energy efficiency and long service life. DC inverter control dynamically matches warehouse loads, delivering 30-50% energy savings while narrowing temperature fluctuation and cutti...
Cooling Distribution Units (CDUs) are the core hardware of liquid cooling infrastructure, circulating coolant through pumps, heat exchangers, microprocessor controls, water quality systems and manifolds. Centralized CDUs serve entire rooms; decentralized units support incremental upgrades. Air-to-liquid CDUs fit 5-15kW transitional facilities, while liquid-to-liquid CDUs...
The CDU is the core hub of liquid cooling, connecting outdoor cold sources with server loops through a fully isolated dual-loop architecture. The primary loop circulates water or water-glycol through cooling towers and dry coolers, while the secondary loop delivers insulating, anti-corrosion coolant to servers. Plate heat exchangers achieve 95% transfer efficiency, cooli...
Cooling Distribution Units (CDUs) are the core solution for high-density data center liquid cooling, supporting both cold plate and immersion architectures. Bridging the facility water system and terminal coolant loop, CDUs circulate clean, stable coolant with an independent secondary loop that keeps supply temperature above the dew point. Liquid-to-liquid CDUs serve ult...
CDUs are the core hub of liquid cooling data centers, enabling zero-contamination heat transfer through plate heat exchangers that physically isolate primary and secondary loops. This solves pressure loss, scaling and corrosion from distant outdoor cold sources while protecting servers with insulating dielectric coolant. Primary water at 32-37℃ transfers heat, with secon...
Two-phase cold plate cooling uses fluorinated refrigerants that vaporize inside cold plates and turn into harmless gas if leaked—handling 2.5kW per GPU, 175kW per rack and up to 8 W/(cm²·℃). The gravity heat pipe derivative hits 100kW per rack with PUE as low as 1.07, requiring no pumps, ideal for edge computing. Air-liquid hybrid solutions address legacy renovation, tig...
Hawei has launched XINGLING, a brand dedicated to system-level energy-saving cold storage, built on decades of inverter technology. Its portfolio—monoblock units with factory calibration, split systems for large logistics, anti-corrosion models and cloud-monitored intelligent units—addresses three core pain points: AI inverter load matching eliminates frequent start-stop...
GREE's GNJ-QF series cold room units are fully factory-integrated—no external valves or electric control boxes—with laboratory-verified matching for stable performance. They operate in ambient temperatures from -15℃ to 45℃, delivering -20℃ to 20℃ cold room conditions for fresh, pharmaceutical and freezing scenarios. Factory-matched evaporators ensure uniform cooling, whi...
Hanzhong Precision Machinery delivers low-carbon, high-efficiency cold storage solutions built on high-efficiency screw refrigeration technology. Cold chain carbon reduction targets two dimensions: cutting direct emissions by controlling refrigerant leakage, and lowering indirect carbon footprints with high-COP equipment. Its RC2-D and LC series compressors maximize effi...
At the 37th China Refrigeration Exhibition in Beijing, Gree showcased its full-range energy-saving cold storage equipment, built on nearly 20 years of industry experience. Stainless steel evaporators with optimized fin layouts raise heat exchange by 18.3% and anti-frost performance by 36.7%, while intelligent hot gas defrost halves power consumption. Energy-Saver inverte...
Xiaosong New Energy debuted its 2-15HP DC inverter EVI refrigeration and freezing units at the 5th China International HVACR & Cold Chain Expo, drawing crowds of domestic and overseas buyers. Low-GWP refrigerant design delivers an IPLV above 7.0, far exceeding national Grade 1 standards. Adaptive intelligent frequency conversion matches real-time cooling demand, while ex...
