磁悬浮离心式模块机冷水机的研制和应用

Who is Multistack?The Creator and Leader of Modular Chiller 模块化冷水机组的发明者与领导者MODULARMODULAR CHILLERCHILLER -Since-Since 19851985Multistack International Multistack International LimitedLimitedMultistack 生产基地生产基地:Multistack Australia-since 1985Multistack China-since 1988Multistack U.S.-since 1989Multistack 产品:水冷水冷模块冷热水机组模块冷热水机组风冷风冷模块冷热水机组模块冷热水机组一次泵变水量一次泵变水量模块冷热水机组模块冷热水机组自由变频自由变频模块冷热水机组模块冷热水机组磁悬浮磁悬浮离心式模块机组离心式模块机组MT MT 系列系列系列系列 磁悬浮磁悬浮磁悬浮磁悬浮 离心式离心式离心式离心式模块化模块化模块化模块化冷水机组冷水机组冷水机组冷水机组MT SeriesMT SeriesWater cooledWater cooled Modular ChillerModular Chiller MTW350MTW350MTW350(制冷量制冷量制冷量制冷量制冷量制冷量 358kW358kW358kW)MTW500MTW500MTW500(制冷量制冷量制冷量制冷量制冷量制冷量 511kW511kW511kW)模块化结构模块化结构模块化结构模块化结构模块化结构模块化结构 制冷量制冷量制冷量制冷量制冷量制冷量90880TR90880TR90880TR MV6 MV6 MV6电脑控制电脑控制电脑控制电脑控制电脑控制电脑控制MT SeriesMT Series water cooled chillerwater cooled chiller MT Series MT Series ChillerChiller What is New?What is New?ppp 磁悬浮轴承离心式压缩机磁悬浮轴承离心式压缩机磁悬浮轴承离心式压缩机磁悬浮轴承离心式压缩机磁悬浮轴承离心式压缩机磁悬浮轴承离心式压缩机ppp 不需要润滑油不需要润滑油不需要润滑油不需要润滑油不需要润滑油不需要润滑油ppp R134aR134aR134aR134aR134aR134a冷媒冷媒冷媒冷媒冷媒冷媒ppp 高效高效高效高效高效高效 COP=5.5COP=5.5COP=5.5COP=5.5COP=5.5COP=5.5 IPLV=8.6(0.41kW/ton)IPLV=8.6(0.41kW/ton)IPLV=8.6(0.41kW/ton)IPLV=8.6(0.41kW/ton)IPLV=8.6(0.41kW/ton)IPLV=8.6(0.41kW/ton)ppp 安静安静安静安静安静安静 70dB(A)(at 3m)70dB(A)(at 3m)70dB(A)(at 3m)70dB(A)(at 3m)70dB(A)(at 3m)70dB(A)(at 3m)ppp 软启动，变频驱动软启动，变频驱动软启动，变频驱动软启动，变频驱动软启动，变频驱动软启动，变频驱动ppp 与压缩机一体化的数字控制系统与压缩机一体化的数字控制系统与压缩机一体化的数字控制系统与压缩机一体化的数字控制系统与压缩机一体化的数字控制系统与压缩机一体化的数字控制系统ppp 可变水流量运行可变水流量运行可变水流量运行可变水流量运行可变水流量运行可变水流量运行TT SeriesTT Series CentrifugalCentrifugal CompressorCompressor with with MagneticMagnetic BearingBearingAbout TT300 About TT300 n n 19931993年，年，年，年，Multistack Multistack 最早开始磁轴承的离心最早开始磁轴承的离心最早开始磁轴承的离心最早开始磁轴承的离心式制冷压缩机的项目研究式制冷压缩机的项目研究式制冷压缩机的项目研究式制冷压缩机的项目研究n n 19971997年，进入样机试验阶段年，进入样机试验阶段年，进入样机试验阶段年，进入样机试验阶段n n 19991999年，年，年，年，TurbocorpTurbocorp 迁往加拿大迁往加拿大迁往加拿大迁往加拿大 ，成为一个，成为一个，成为一个，成为一个完全独立的公司完全独立的公司完全独立的公司完全独立的公司n n 20032003年，参加年，参加年，参加年，参加Chicago AHR ExpoChicago AHR Expo，获得，获得，获得，获得Energy-Innovation AwardEnergy-Innovation Award 两极压缩离心式压缩机两极压缩离心式压缩机两极压缩离心式压缩机两极压缩离心式压缩机两极压缩离心式压缩机两极压缩离心式压缩机无油的磁轴承无油的磁轴承无油的磁轴承无油的磁轴承无油的磁轴承无油的磁轴承变频驱动变频驱动变频驱动变频驱动变频驱动变频驱动一体化数字控制一体化数字控制一体化数字控制一体化数字控制一体化数字控制一体化数字控制Two-stage centrifugal compressorTwo-stage centrifugal compressorTwo-stage centrifugal compressorOil-free Magnetic bearingsOil-free Magnetic bearingsOil-free Magnetic bearingsVariable-speed driveVariable-speed driveVariable-speed driveOn-board digital electronics On-board digital electronics On-board digital electronics FrictionlessFrictionless Compressor TechnologyCompressor Technology TTTT Series Series CentrifugalCentrifugal Compressor Compressor2121stst Compressor Innovation Compressor Innovation永磁体转轴永磁体转轴永磁体转轴永磁体转轴永磁体转轴永磁体转轴与离心叶轮与离心叶轮与离心叶轮与离心叶轮与离心叶轮与离心叶轮吸气导向叶吸气导向叶吸气导向叶吸气导向叶吸气导向叶吸气导向叶轮轮轮轮轮轮转速控制器转速控制器转速控制器转速控制器VSDVSD永磁式同步永磁式同步永磁式同步永磁式同步电机电机电机电机轴承控制器轴承控制器轴承控制器轴承控制器MBCMBC磁轴承和轴磁轴承和轴磁轴承和轴磁轴承和轴磁轴承和轴磁轴承和轴承传感器承传感器承传感器承传感器承传感器承传感器 Conventional Compressor Conventional Compressor Roller bearings or hydrodynamic bearings Roller bearings or hydrodynamic bearings Roller bearings or hydrodynamic bearings pp 摩擦损失摩擦损失摩擦损失摩擦损失 pp 油膜覆盖换热器传热表面油膜覆盖换热器传热表面油膜覆盖换热器传热表面油膜覆盖换热器传热表面 pp 润滑油循环装置和控制润滑油循环装置和控制润滑油循环装置和控制润滑油循环装置和控制 -循环油泵循环油泵循环油泵循环油泵 -油冷却器和油加热器油冷却器和油加热器油冷却器和油加热器油冷却器和油加热器 -油分离器油分离器油分离器油分离器 润滑的烦恼润滑的烦恼润滑的烦恼润滑的烦恼润滑的烦恼润滑的烦恼How much didHow much did oil degrade the performance of the chiller oil degrade the performance of the chiller Percentage of oil in refrigerant in older chillersPercentage of oil in refrigerant in older chillersPercentage of oil in refrigerant in older chillersASHRAE ASHRAE ASHRAE ResearchResearchResearch ProjectProjectProjectHow much didHow much did oil oil degrade the performance of the chiller degrade the performance of the chiller Oil content in refrigerant%Oil content in refrigerant%Oil content in refrigerant%E E Ef f ff f fi i ic c ci i ie e en n nc c cy y y l l lo o os s ss s s%How much didHow much did oil oil degrade the performance of the chiller degrade the performance of the chiller 压缩机烧毁的原因近压缩机烧毁的原因近压缩机烧毁的原因近压缩机烧毁的原因近90%90%缘于润滑的失效缘于润滑的失效缘于润滑的失效缘于润滑的失效 Up to 90%数字控制式磁轴承系统数字控制式磁轴承系统数字控制式磁轴承系统数字控制式磁轴承系统完全无润滑油运行完全无润滑油运行完全无润滑油运行完全无润滑油运行TT SeriesTT Series Centrifugal Centrifugal Compressor Compressor2121stst Compressor Innovation Compressor InnovationTT SeriesTT Series Centrifugal Compressor Centrifugal Compressor2121stst Compressor Innovation Compressor Innovation机械轴承机械轴承机械轴承机械轴承磁悬浮轴承磁悬浮轴承磁悬浮轴承磁悬浮轴承Magnetic Bearing SystemMagnetic Bearing SystemTwo radial Two radial&one axial bearingsone axial bearingsSensor ringSensor ringRadial bearingsRadial bearingsRadial bearingsRadial bearingsAxial bearingAxial bearingSensor ringSensor ringSensor ringMotorMotorMotorMotor rotorMotor rotorMotor rotorSensor ringSensor ringSensor ringImpellersImpellersImpellersMagnetic bearing system keeps Magnetic bearing system keeps the shaft properly centered and the shaft properly centered and positioned at all times.positioned at all times.Magnetic bearingMagnetic bearingRotorRotorRotorRotorRotorRotorAxial bearingAxial bearingAxial bearingRadial bearingRadial bearingRadial bearingPermanentPermanentPermanentMagnetMagnetMagnetElectromagnetElectromagnetElectromagnetElectromagnetElectromagnetElectromagnetPermanentPermanentPermanentMagnetMagnetMagnetMagnetic Magnetic BearingBearing Permanent magnetsPermanent magnets Primary workPrimary workPrimary work Electro-magnetsElectro-magnets Secondary trim systemSecondary trim systemSecondary trim system Bearing sensorBearing sensor Feed back rotor orbitFeed back rotor orbitFeed back rotor orbitShafts Position ControlsShafts Position ControlspppSensed and repositioned 6,000,000 times Sensed and repositioned 6,000,000 times Sensed and repositioned 6,000,000 times every minuteevery minuteevery minutepppMaximum run-out less than 7Maximum run-out less than 7Maximum run-out less than 7x10 x10 x10-3-3-3mmmmmmpppSoftware compensate for any out-of-balance Software compensate for any out-of-balance Software compensate for any out-of-balance condition in the levitated assemblycondition in the levitated assemblycondition in the levitated assemblyGears Gears drive shaft to get higher speed drive shaft to get higher speed 齿轮传动增速齿轮传动增速齿轮传动增速齿轮传动增速离心叶轮离心叶轮离心叶轮离心叶轮离心叶轮离心叶轮齿轮增速齿轮增速齿轮增速齿轮增速齿轮增速齿轮增速For Conventional Centrifugal CompressorFor Conventional Centrifugal Compressor噪声噪声噪声噪声噪声噪声震动震动震动震动震动震动效率损失效率损失效率损失效率损失效率损失效率损失需要润滑需要润滑需要润滑需要润滑需要润滑需要润滑齿轮传动提速齿轮传动提速齿轮传动提速齿轮传动提速齿轮传动提速齿轮传动提速Gears Gears drive shaft to get higher speed drive shaft to get higher speed 齿轮驱动齿轮驱动齿轮驱动齿轮驱动 For Conventional Centrifugal CompressorFor Conventional Centrifugal CompressorMotor Directly Drive ImpellersMotor Directly Drive Impellers旋转速度旋转速度旋转速度旋转速度旋转速度旋转速度1800048000rpm1800048000rpm1800048000rpm马达直接驱动离心轮马达直接驱动离心轮马达直接驱动离心轮马达直接驱动离心轮马达直接驱动离心轮马达直接驱动离心轮 The Further of EfficiencyThe Further of EfficiencyTT SeriesTT SeriesTT SeriescompressorcompressorcompressorConventionalConventionalConventionalcompressorcompressorcompressor180 W180 W180 W10,000 W10,000 W10,000 Wppp 没有机械轴承和齿轮没有机械轴承和齿轮没有机械轴承和齿轮没有机械轴承和齿轮没有机械轴承和齿轮没有机械轴承和齿轮ppp 没有机械摩擦损失没有机械摩擦损失没有机械摩擦损失没有机械摩擦损失没有机械摩擦损失没有机械摩擦损失ppp 没有润滑油循环，纯制冷剂压缩循环没有润滑油循环，纯制冷剂压缩循环没有润滑油循环，纯制冷剂压缩循环没有润滑油循环，纯制冷剂压缩循环没有润滑油循环，纯制冷剂压缩循环没有润滑油循环，纯制冷剂压缩循环ppp 没有润滑油的加热或冷却没有润滑油的加热或冷却没有润滑油的加热或冷却没有润滑油的加热或冷却没有润滑油的加热或冷却没有润滑油的加热或冷却The magnetic bearings The magnetic bearings have less thanhave less than 2%2%the the friction loss compared friction loss compared to conventional to conventional bearingsbearingsppp 磁轴承和轴之间没有机械接触磁轴承和轴之间没有机械接触磁轴承和轴之间没有机械接触磁轴承和轴之间没有机械接触磁轴承和轴之间没有机械接触磁轴承和轴之间没有机械接触ppp 磁轴承和轴之间的气垫阻隔马达震动磁轴承和轴之间的气垫阻隔马达震动磁轴承和轴之间的气垫阻隔马达震动磁轴承和轴之间的气垫阻隔马达震动磁轴承和轴之间的气垫阻隔马达震动磁轴承和轴之间的气垫阻隔马达震动ppp 只有气流噪声只有气流噪声只有气流噪声只有气流噪声只有气流噪声只有气流噪声ppp 高频程噪声易于衰减高频程噪声易于衰减高频程噪声易于衰减高频程噪声易于衰减高频程噪声易于衰减高频程噪声易于衰减Sound And VibrationSound And VibrationTT SeriesTT SeriesTT SeriescompressorcompressorcompressorConventionalConventionalConventionalcompressorcompressorcompressor77dBA77dBA77dBA85dBA85dBA85dBAThe sound pressure isThe sound pressure isThe sound pressure is 7777dBAdBAdBA at 1m and at 1m and at 1m and 70dBA70dBA70dBA at 3m from unit under at 3m from unit under at 3m from unit under ARI standard 575-94ARI standard 575-94ARI standard 575-94Method of measuring Method of measuring Method of measuring machinery sound within an machinery sound within an machinery sound within an equipment spaceequipment spaceequipment space与澳大利亚国家工业科技研究所（与澳大利亚国家工业科技研究所（与澳大利亚国家工业科技研究所（与澳大利亚国家工业科技研究所（与澳大利亚国家工业科技研究所（与澳大利亚国家工业科技研究所（CSIORCSIORCSIOR）共同研究设计）共同研究设计）共同研究设计）共同研究设计）共同研究设计）共同研究设计Synchronous Brushless DC MotorSynchronous Brushless DC Motor永磁体无刷式同步直流电动机永磁体无刷式同步直流电动机永磁体无刷式同步直流电动机永磁体无刷式同步直流电动机永磁体无刷式同步直流电动机永磁体无刷式同步直流电动机共体式永磁体转子轴共体式永磁体转子轴共体式永磁体转子轴共体式永磁体转子轴共体式永磁体转子轴共体式永磁体转子轴Synchronous Brushless DC MotorSynchronous Brushless DC MotorSynchronous rotorSynchronous rotorSynchronous rotor马达效率马达效率马达效率马达效率马达效率马达效率 96-97%96-97%96-97%(普通感应式马达效率普通感应式马达效率普通感应式马达效率普通感应式马达效率普通感应式马达效率普通感应式马达效率 92%)92%)92%)不需要转子励磁线圈不需要转子励磁线圈不需要转子励磁线圈不需要转子励磁线圈不需要转子励磁线圈不需要转子励磁线圈不需要换向电刷不需要换向电刷不需要换向电刷不需要换向电刷不需要换向电刷不需要换向电刷体积紧凑体积紧凑体积紧凑体积紧凑体积紧凑体积紧凑马达尺寸马达尺寸马达尺寸马达尺寸马达尺寸马达尺寸 160hp=1hp(160hp=1hp(160hp=1hp(感应式马达感应式马达感应式马达感应式马达感应式马达感应式马达)Inlet Guide Vanes(IGV)Inlet Guide Vanes(IGV)Avoid Choking at Low LoadAvoid Choking at Low LoadAvoid Choking at Low LoadAvoid Choking at Low LoadTrims Compressor Cap.Trims Compressor Cap.Trims Compressor Cap.Trims Compressor Cap.Optimize Energy EfficiencyOptimize Energy EfficiencyOptimize Energy EfficiencyOptimize Energy Efficiency (by(by(by Digitally integrated with VSDDigitally integrated with VSDDigitally integrated with VSD)Motor and key Motor and key electronic electronic components are components are internally internally refrigerant-cooledrefrigerant-cooledOn-board Digital Electronics On-board Digital Electronics VFD&SCRVFD&SCRVFD&SCRRectifierRectifierRectifierDigital controllerDigital controllerDigital controllerCapacitorsCapacitorsCapacitorsPWM amplifierPWM amplifierPWM amplifierIntegrated Compressor Design(Integrated Compressor Design(ICD)ICD)nnDigitally controlled Digitally controlled bearingsbearingsnnDigitally controlled Digitally controlled powerpowernnA Digital control that A Digital control that integrates and optimizes integrates and optimizes the the compressorcompressor E.expansionE.expansion valve(s)valve(s)chiller controlchiller controlnnA Digital control with up to A Digital control with up to 150 points of diagnostic 150 points of diagnostic informationinformationThe“right way”to design a cooling systemThe“right way”to design a cooling systemA Design that includes:A Design that includes:Variable-speed driveVariable-speed driveCentrifugal compressionCentrifugal compressionVFD VFD(Variable Frequency Drive)(Variable Frequency Drive)AC-DCAC-DCAC-DCFrequency 300-800HzFrequency 300-800HzFrequency 300-800HzSpeed 18,000-48,000rpmSpeed 18,000-48,000rpmSpeed 18,000-48,000rpmCapacity range 20%-100%Capacity range 20%-100%Capacity range 20%-100%Soft startSoft start Reduces the inrush current Reduces the inrush current pppStartup inrush Startup inrush Startup inrush current 26 current 26 current 26 ampsampsampspppTraditional Traditional Traditional compressor compressor compressor 500-600 amps 500-600 amps 500-600 amps A A Ammmp p ps s sTimeTimeTimeCompressor control system-Compressor control system-Power SupplyPower Supply Line reactorLine reactorLine reactorrectifierrectifierrectifierDC linkDC linkDC linkcapacitorscapacitorscapacitorsInsulated gateInsulated gateInsulated gatebipolar transistorbipolar transistorbipolar transistorMotor Motor Motor bearingbearingbearingcontrollercontrollercontroller3phase3phase3phase380-480v380-480v380-480v50/60Hz50/60Hz50/60HzDC Bus+DC Bus+DC Bus+SCRSCRSCRcontrolcontrolcontrolCompressor Compressor Compressor controllercontrollercontrollerToToTomotormotormotorDC Bus-DC Bus-DC Bus-Soft-start Soft-start Soft-start modulemodulemoduleLine reactorLine reactorLine reactorrectifierrectifierrectifierDC linkDC linkDC linkcapacitorscapacitorscapacitorsInsulated gateInsulated gateInsulated gatebipolar transistorbipolar transistorbipolar transistorMotor bearingMotor bearingMotor bearingcontrollercontrollercontroller3phase3phase3phase380-480v380-480v380-480v50/60Hz50/60Hz50/60HzDC Bus+DC Bus+DC Bus+SCRSCRSCRcontrolcontrolcontrolCompressor Compressor Compressor controllercontrollercontrollerToToTomotormotormotorDC Bus-DC Bus-DC Bus-Soft-start Soft-start Soft-start modulemodulemodule0V0V0V+200V+200V+200V+300V+300V+300V-300V-300V-300VPulse-widthPulse-widthPulse-widthmodulationmodulationmodulationHigh-voltageHigh-voltageHigh-voltageDC-DC converterDC-DC converterDC-DC converterCompressor control system-Compressor control system-Power SupplyPower Supply CapacitorsCapacitors pppFilter for smooth DC Filter for smooth DC Filter for smooth DC voltagevoltagevoltagepppEnergy storage and Energy storage and Energy storage and provide power to the provide power to the provide power to the magnetic bearings when magnetic bearings when magnetic bearings when external power lossexternal power lossexternal power lossShutdown and Shutdown and power failures power failures MotorMotorppMotor becomes a Motor becomes a generator in a generator in a millisecond of the millisecond of the compressor losing its compressor losing its powerpowerShutdown and Shutdown and power failures power failures Touchdown bearingsTouchdown bearingsppAfter the compressor After the compressor comes to a complete stop,comes to a complete stop,the rotor the rotor delevitatesdelevitates normally onto touchdown normally onto touchdown bearings.bearings.ppUsed as a backup bearing Used as a backup bearing to prevent hard contact.to prevent hard contact.Shutdown and Shutdown and power failures power failures Integrated Compressor Design(ICD)Integrated Compressor Design(ICD)Web-Based MonitoringWeb-Based Monitoring InterfaceInterfaceInterfacemodulemodulemoduleMod-busMod-busMod-busserverserverserverMod-bus overMod-bus overMod-bus overTCP/IP or HTTPTCP/IP or HTTPTCP/IP or HTTPProtocol Protocol Protocol End user with End user with End user with internet explorer web internet explorer web internet explorer web browserbrowserbrowserRemote monitoringRemote monitoringRemote monitoringRemote monitoringRemote monitoringRemote monitoringMod-bus overMod-bus overMod-bus overTCP/IPTCP/IPTCP/IPHTTPHTTPHTTPProtocolProtocolProtocolIP NetworkIP NetworkIP Network钎焊板式满液蒸发器钎焊板式满液蒸发器钎焊板式满液蒸发器钎焊板式满液蒸发器钎焊板式满液蒸发器钎焊板式满液蒸发器uuu 趋近温差趋近温差趋近温差趋近温差趋近温差趋近温差3K3K3K3K3K3Kuuu 结构紧凑，传热高效结构紧凑，传热高效结构紧凑，传热高效结构紧凑，传热高效结构紧凑，传热高效结构紧凑，传热高效uuu 电子膨胀阀供液量精确控制电子膨胀阀供液量精确控制电子膨胀阀供液量精确控制电子膨胀阀供液量精确控制电子膨胀阀供液量精确控制电子膨胀阀供液量精确控制uuu 减少减少减少减少减少减少50%50%50%冷媒充注冷媒充注冷媒充注冷媒充注冷媒充注冷媒充注Super High Efficiency Compact Brazed Plate Super High Efficiency Compact Brazed Plate Flooded EvaporatorFlooded EvaporatorARI550/590-1998ARI550/590-1998(kW/ton)Comparison(kW/ton)Comparison(kW/ton)Comparison(kW/ton)Comparison MTW300MTW300 Chiller Chiller vsvs Leading Competitor Leading Competitork k kWWW/t t to o on n nLoad%Load%Load%MTW300MTW300MTW300Leading CompetitorLeading CompetitorLeading CompetitorMTW350MTW500Nominal capacity358511kW6695COP5.55.4IPLV kW/ton0.410.41ARI550/590-1998ARI550/590-1998MT SeriesMT Series Modular Chiller Modular Chiller Energy Efficiency AdvantageEnergy Efficiency Advantagenn磁悬浮轴承离心式压缩机满负荷高效率磁悬浮轴承离心式压缩机满负荷高效率磁悬浮轴承离心式压缩机满负荷高效率磁悬浮轴承离心式压缩机满负荷高效率nn变频控制技术及模块化组合，部分负荷变频控制技术及模块化组合，部分负荷变频控制技术及模块化组合，部分负荷变频控制技术及模块化组合，部分负荷高效率高效率高效率高效率nnVWFVWF节省部分负荷水泵功率节省部分负荷水泵功率节省部分负荷水泵功率节省部分负荷水泵功率MT SERIESMT SERIES CHILLER CHILLER高效磁悬浮轴承制冷压缩机高效磁悬浮轴承制冷压缩机高效磁悬浮轴承制冷压缩机高效磁悬浮轴承制冷压缩机高效磁悬浮轴承制冷压缩机高效磁悬浮轴承制冷压缩机（TT Comp.TT Comp.TT Comp.）+满液蒸发板式热交换器满液蒸发板式热交换器满液蒸发板式热交换器满液蒸发板式热交换器满液蒸发板式热交换器满液蒸发板式热交换器（SPFESPFESPFE）+模块化变水量运行模块化变水量运行模块化变水量运行模块化变水量运行模块化变水量运行模块化变水量运行（VWFVWFVWF）1+1+11+1+1 3 3革命性的革命性的革命性的革命性的革命性的革命性的 模块化冷水机组模块化冷水机组模块化冷水机组模块化冷水机组模块化冷水机组模块化冷水机组（MTW MTW）IIIIIIMultistackMultistack MT MT SeriesSeries ChillerChillerppp 磁悬浮轴承离心式压缩机磁悬浮轴承离心式压缩机磁悬浮轴承离心式压缩机磁悬浮轴承离心式压缩机磁悬浮轴承离心式压缩机磁悬浮轴承离心式压缩机ppp 不需要润滑油不需要润滑油不需要润滑油不需要润滑油不需要润滑油不需要润滑油ppp R134aR134aR134a环保冷媒环保冷媒环保冷媒环保冷媒环保冷媒环保冷媒ppp 高效高效高效高效高效高效 COP=5.5COP=5.5COP=5.5 IPLV=8.6(0.41kW/ton)IPLV=8.6(0.41kW/ton)IPLV=8.6(0.41kW/ton)ppp 安静安静安静安静安静安静 70dB(A)(at 3m)70dB(A)(at 3m)70dB(A)(at 3m)ppp 软启动，变速运行软启动，变速运行软启动，变速运行软启动，变速运行软启动，变速运行软启动，变速运行ppp 一体化数字控制系统一体化数字控制系统一体化数字控制系统一体化数字控制系统一体化数字控制系统一体化数字控制系统ppp 可变水流量运行可变水流量运行可变水流量运行可变水流量运行可变水流量运行可变水流量运行MT SeriesMT Series WaterWater CooledCooled ChillerChiller2121stst Century Century EnergyEnergy RevolutionRevolutionIII III MUlTISTACKIIIIII科技改变世界科技改变世界科技改变世界科技改变世界模块化让我们梦想成真模块化让我们梦想成真模块化让我们梦想成真模块化让我们梦想成真