会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 62. 发明专利
    • Cooling system control device
    • 冷却系统控制装置
    • JP2013231519A
    • 2013-11-14
    • JP2010194993
    • 2010-08-31
    • Sanyo Electric Co Ltd三洋電機株式会社
    • MIYAJI SHIN
    • F25D11/00F25B1/00
    • F25B49/022F25B2400/075F25B2600/02F25B2600/111F25B2600/2513F25B2700/1931F25B2700/1933F25B2700/21151F25B2700/21152F25B2700/21171F25B2700/21174Y02B30/743
    • PROBLEM TO BE SOLVED: To enable continuation of control even if a measurement value cannot be obtained in the case where a cooling system is to be controlled according to the measurement value.SOLUTION: An integrated management controller 10 includes a measurement value obtaining part 111 that obtains a measurement value, a low pressure setting value determination part 112 that determines a low pressure setting value Ps which is to be set for a device controller 3, a control part 113 that sets the low pressure setting value Ps, which is to be set for the device controller 3, for the device controller 3, and a database 13 that accumulates the low pressure setting values Ps which have been set for the device controller 3 while associating the setting values with the measurement values, and in the case where the measurement value cannot be obtained, the low pressure setting value determination part 112 determines one of the low pressure setting values Ps stored in the database 13 as a low pressure setting value Ps which is to be set for the device controller 3 according to an appearance frequency.
    • 要解决的问题:即使在根据测量值来控制冷却系统的情况下不能获得测量值,也能够实现控制。解决方案:综合管理控制器10包括测量值获得部分111, 获取测定值,确定要对设备控制器3设定的低压设定值Ps的低压设定值决定部112,设定要设定的低压设定值Ps的控制部113 对于设备控制器3,对于设备控制器3,以及数据库13,其累积已经为设备控制器3设置的低压设置值Ps,同时将设置值与测量值相关联,并且在测量 低压设定值决定部112将存储在数据库13中的低压设定值Ps中的一个确定为低 压力设定值Ps,根据出现频率设定为装置控制装置3。
    • 65. 发明专利
    • Supercritical-cycle heat pump
    • 超临界循环热泵
    • JP2013029269A
    • 2013-02-07
    • JP2011166353
    • 2011-07-29
    • Mitsubishi Heavy Ind Ltd三菱重工業株式会社
    • HOTTA YOHEIKIMATA HISAYUKISATO SOGOTO TOSHIYUKI
    • F25B1/10F25B1/00
    • F25B1/10F25B9/008F25B31/002F25B49/02F25B2309/061F25B2341/0662F25B2400/13F25B2400/23F25B2500/16F25B2600/2513F25B2700/1931F25B2700/1933F25B2700/21151F25B2700/21152
    • PROBLEM TO BE SOLVED: To provide a supercritcal-cycle heat pump with which the capacity to return oil from a system side where an injection circuit is provided can be enhanced by employing POE oil as lubricant, and concerns with regard to an increase in the dilution ratio and a decrease in the oil viscosity when the POE oil is employed can be eliminated.SOLUTION: The supercritical-cycle heat pump 1 includes an injection circuit 11 for injecting intermediate-pressure refrigerant gas being separated by a gas-liquid separator 6 into a sealed housing 14, having intermediate pressure in the interior thereof, in a multistage compressor 2, and employs CO 2 refrigerant as a working medium. The supercritical-cycle heat pump 1 employs POE oil 17 as lubricant for the multidstage compressor 2, and includes a controller 25 which determines the viscosity of the POE oil 17 on the basis of the solubility of the POE oil 17 in the CO 2 refrigerant and temperature thereof, the solubility of the POE oil in the CO 2 refrigerant being determined by pressure and temperature of intermediate-pressure refrigerant and which controls the pressure of the intermediate-pressure refrigerant through a first electronic expansion valve 5 so that the pressure thereof is controlled within a preset usage limit range in order to keep the viscosity of the POE oil 17 above the certain viscosity zone.
    • 要解决的问题:提供一种超临界循环热泵,通过使用POE油作为润滑剂,可以提高从提供注射回路的系统侧返回油的能力,并且关于增加的问题 在使用POE油时,可以消除稀释比和油粘度的降低。 解决方案:超临界循环热泵1包括用于将由气液分离器6分离的中压制冷剂气体注入到其内部具有中间压力的密封壳体14中的多级喷射电路11 压缩机2,并且使用CO 2制冷剂作为工作介质。 超临界循环热泵1使用POE油17作为多级压缩机2的润滑剂,并且包括控制器25,其基于POE油17在CO 2制冷剂中的溶解度确定POE油17的粘度,以及 温度,POE油在CO 2制冷剂中的溶解度由中压制冷剂的压力和温度决定,并且通过第一电子膨胀阀5控制中压制冷剂的压力,从而控制其压力 在预设的使用限度范围内,以便将POE油17的粘度保持在特定粘度区域之上。 版权所有(C)2013,JPO&INPIT
    • 68. 发明专利
    • Turbo refrigerating apparatus, and controller and controlling method of the same
    • 涡轮制冷装置及其控制器及其控制方法
    • JP2012077971A
    • 2012-04-19
    • JP2010222501
    • 2010-09-30
    • Mitsubishi Heavy Ind Ltd三菱重工業株式会社
    • MATSUKURA NORIYUKIUEDA KENJIOKUDA SEIICHINAGAI KEN
    • F25B1/00F25B1/053
    • F25B41/04F25B49/02F25B2400/04F25B2400/13F25B2500/26F25B2500/28F25B2600/2501F25B2600/2509F25B2600/2513F25B2700/1931F25B2700/1933F25B2700/2103F25B2700/21151F25B2700/21152F25B2700/21161F25B2700/21171
    • PROBLEM TO BE SOLVED: To provide a controller of a turbo refrigerating apparatus, capable of performing stable operation and reducing the amount of refrigerant.SOLUTION: The controller for controlling a turbo refrigerating apparatus 1 includes: a centrifugal compressor 2; a first non-refrigerant pump 12 for supplying first non-refrigerant; a condenser 3 for performing heat exchange between the first non-refrigerant and a refrigerant; an expansion valve 5 for expanding the refrigerant; a second non-refrigerant pump 16 for supplying second non-refrigerant; a vaporizer 7 for performing heat exchange between the second non-refrigerant and the refrigerant; a bypass circuit 17 for injecting some of the refrigerant from an exit port 2B of the centrifugal compressor 2 into an intake port 2A of the centrifugal compressor 2; and a bypass circuit control valve 18 for controlling the flow rate of the refrigerant; wherein, when starting the turbo refrigerating apparatus 1, the expansion valve 5 is controlled in a closed state, the first non-refrigerant pump 12 and the second non-refrigerant pump 16 are set to an operating state, the centrifugal compressor 2 is started and, thereafter, the opening of the bypass circuit control valve 18 is controlled so that the temperature difference between the intake saturation temperature of the centrifugal compressor 2 and the exit temperature of the second non-refrigerant is equal to or less than a prescribed temperature difference.
    • 解决的问题:提供能够进行稳定运转并减少制冷剂量的涡轮制冷装置的控制装置。 解决方案:用于控制涡轮制冷装置1的控制器包括:离心式压缩机2; 用于供应第一非致冷剂的第一非制冷剂泵12; 用于在第一非制冷剂和制冷剂之间进行热交换的冷凝器3; 用于膨胀制冷剂的膨胀阀5; 用于供给第二非制冷剂的第二非制冷剂泵16; 用于在第二非制冷剂和制冷剂之间进行热交换的蒸发器7; 用于将一些制冷剂从离心式压缩机2的出口2B注入到离心式压缩机2的进气口2A中的旁路回路17; 以及用于控制制冷剂的流量的旁通回路控制阀18; 其中,当启动涡轮制冷装置1时,将膨胀阀5控制在关闭状态,将第一非制冷剂泵12和第二非制冷剂泵16设定为运转状态,离心压缩机2起动, 此后,控制旁路回路控制阀18的开度,使得离心压缩机2的进气饱和温度与第二非制冷剂的出口温度之间的温度差等于或小于规定的温度差。 版权所有(C)2012,JPO&INPIT