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    • 4. 发明专利
    • Heat pump cycle system using geo-heat
    • 热泵循环系统采用GEO-HEAT
    • JP2009036415A
    • 2009-02-19
    • JP2007200149
    • 2007-07-31
    • Mayekawa Mfg Co Ltd株式会社前川製作所
    • NISHIDA KOSAKUITO KAZUTOSHI
    • F25B30/06F24J3/08F25B1/00
    • Y02E10/10
    • PROBLEM TO BE SOLVED: To provide a simple-structured heat pump system of high system COP using geo-heat capable of contributing to prevention of global warming and increasing the heat collection performance to use geo-heat for snow-melting, space heating, hot-water supplying, etc. at high efficiency.
      SOLUTION: The heat pump cycle system collecting geo-heat from a heat-collection tube buried in the ground and using the heat as a heat source for an artificial facility is equipped with a heat-collection tube 1 comprising a double tube or U-shaped tube vertically buried in the ground (e), a heat pump 3 taking in geo-heat from the heat-collection tube 1 and transferring it to a heat load of the artificial facility through a heat exchange, and a brine circulation path 4 connecting the heat-collection tube 1 and the heat pump 3 with a pump 2 placed therebetween to circulate brine by force, wherein carbon dioxide CO
      2 as a brine is circulated through the heat-collection tube 1 to let the sensible or latent heat heat-exchange absorb geo-heat (h).
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种使用地热的高系统COP的简单结构的热泵系统,其能够有助于防止全球变暖,并且增加采集性能以使用地热来进行融雪,空间 加热,热水供应等。 解决方案:从埋藏在地面中的采集管和使用热作为人造设备的热源的地热收集热泵循环系统装备有一个收集管1,该收集管1包括双管或 垂直埋在地下的U形管(e),热泵3,其从集热管1接受地热,并通过热交换将其转移到人造设备的热负荷;以及盐水循环路径 4,将吸收管1和热泵3连接在一起,泵2放置在其间,用力使盐水循环,其中作为盐水的二氧化碳CO 2 循环通过集热管1至 让敏感或潜热热交换吸收地热(h)。 版权所有(C)2009,JPO&INPIT
    • 5. 发明专利
    • Method and device for utilizing compound heat
    • 用于利用化合物热的方法和装置
    • JP2005315476A
    • 2005-11-10
    • JP2004132138
    • 2004-04-27
    • Mayekawa Mfg Co Ltd株式会社前川製作所
    • SATO KAZUYOSHIKUDO TAKANORIIZAWA YASUNORINISHIDA KOSAKUITO KAZUTOSHIUEDA KAZUHISA
    • F25B30/06F25B27/00F25B30/02
    • Y02A30/64
    • PROBLEM TO BE SOLVED: To provide a high efficiency compound heat utilizing system for measure against regional heat island with high energy-saving effect by properly operating an optimum heat source compositely in multiple stages to utilize natural heat, unused heat, and exhaust heat for the main purpose of not releasing refrigerant condensing heat on a refrigerating cycle directly to the atmosphere in the city heat metabolic system of regions which have heat island problems. SOLUTION: The refrigerating cycle comprises an evaporator 11 evaporating a refrigerator by exchanging heat between a refrigerant evaporating heat source and the refrigerant, a condenser 13 condensing the refrigerant by exchanging heat between the evaporated refrigerant g and a refrigerant condensing heat source, and a compressor 12 supplying the refrigerant evaporated in the evaporator to the condenser after compression. In the refrigerating cycle, the natural heat, the unused heat, and the exhaust heat exhausted from artificial facilities are used as the refrigerant evaporating heat source independently or in a combined state, and the refrigerant condensing heat is supplied to the heat sources of the artificial facilities in the regions without releasing the refrigerant condensing heat to the atmosphere. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种高效率的复合热利用系统,用于通过在多个阶段合理地运行最佳热源来利用天然热量,未使用的热量和排气量来对抗具有高节能效果的区域热岛 热量的主要目的是不将冷却循环中的制冷剂冷凝热量直接释放到具有热岛问题的区域的城市热代谢系统的大气中。 解决方案:制冷循环包括通过在制冷剂蒸发热源和制冷剂之间进行热交换而蒸发冰箱的蒸发器11,通过在蒸发的制冷剂g和制冷剂冷凝热源之间交换热而冷凝制冷剂的冷凝器13,以及 将在蒸发器中蒸发的制冷剂供给压缩后的冷凝器的压缩机12。 在制冷循环中,将自然热,未使用的热量和从人造设备排出的废热独立地或组合地用作制冷剂蒸发热源,制冷剂冷凝热被供给到人造热源 在不释放制冷剂的情况下将制冷剂冷凝到大气中的设施。 版权所有(C)2006,JPO&NCIPI
    • 6. 发明专利
    • Structure temperature adjusting system
    • 结构温度调节系统
    • JP2004244959A
    • 2004-09-02
    • JP2003037208
    • 2003-02-14
    • Mayekawa Mfg Co Ltd株式会社前川製作所
    • YUCHI HIROYUKIKONNO YOSHIKIONO MASAYUKINISHIDA KOSAKUKAWAMURA KUNIAKIITO KAZUTOSHIIZAWA YASUNORI
    • E01C11/24E01C11/26E04B1/74
    • PROBLEM TO BE SOLVED: To effectively restrain a temperature rise in a pavement body being a structure even if a non-rainfall state continues.
      SOLUTION: A heat radiating pipe is embedded in the pavement body, and a refrigerant body is circulated between the heat radiating pipe and a cooling system. A temperature of the pavement body is adjusted by cooling the refrigerant body by the cooling system. For example, when the cooling system is a heat pump type cooling system having an evaporator and a condenser, the heat radiating pipe is selectively connected to the evaporator and the condenser, and the heat radiating pipe is connected to the evaporator in summer to cool the pavement body, and the heat radiating pipe is connected to the condenser in winter to melt snow.
      COPYRIGHT: (C)2004,JPO&NCIPI
    • 要解决的问题:即使在不降雨状态持续的情况下,也能有效地抑制作为结构的路面体的温度上升。 解决方案:散热管嵌在路面体内,制冷剂体在散热管和冷却系统之间循环。 通过冷却系统对制冷剂体进行冷却来调节路面体的温度。 例如,当冷却系统是具有蒸发器和冷凝器的热泵式冷却系统时,散热管选择性地连接到蒸发器和冷凝器,并且散热管在夏季连接到蒸发器以冷却 路面体,散热管在冬季与冷凝器连接融雪。 版权所有(C)2004,JPO&NCIPI
    • 8. 发明专利
    • Drying method and drying system
    • 干燥方法和干燥系统
    • JP2007303756A
    • 2007-11-22
    • JP2006133506
    • 2006-05-12
    • Mayekawa Mfg Co Ltd株式会社前川製作所
    • NAKAJIMA YOSHITONISHIDA KOSAKUSUZUKI TATSUYA
    • F26B9/06D06F58/12D06F58/24D06F58/26D06F58/28F26B21/04F26B21/10
    • PROBLEM TO BE SOLVED: To achieve a drying system, always favorably keeping the heat balance of a heat pump to control the temperature of drying air with good accuracy in applying the heat pump device taking CO
      2 as a refrigerant enabling high-temperature radiation as a hot air generator of a drier.
      SOLUTION: In this drying method, CO
      2 refrigerant is operated in a supercritical state by a heater (a gas cooler) 23 constituting the heat pump device taking CO
      2 as a refrigerant to introduce heated drying air into a driving chamber for driving a material (c) to be dried. Some of the CO
      2 refrigerant flowing into the heater 23 is caused to branch in a flow corresponding to the required heat radiation amount to a branch passage 31 on the upstream side of the heater, and the branched CO
      2 refrigerant is heat-exchanged with the outside air (o) by a heat exchanger 39 to radiate heat to the outside, whereby the drying air supplied to the drying chamber 1 is kept at a preset temperature with good accuracy.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题为了实现干燥系统,总是有利地保持热泵的热平衡,以高精度控制干燥空气的温度来应用采用CO 2 的热泵装置 作为能够进行高温辐射的制冷剂作为干燥机的热风发生器。 解决方案:在这种干燥方法中,通过构成采用CO 2 的热泵装置的加热器(气体冷却器)23,CO 2 制冷剂在超临界状态下运行, 作为将加热的干燥空气引入用于驱动要干燥的材料(c)的驱动室中的制冷剂。 流入加热器23的一部分CO 2 制冷剂以对应于加热器上游侧的分支通道31的所需散热量的流动分支, SB> 2 制冷剂通过热交换器39与外部空气(o)进行热交换,以将热量散发到外部,从而将供给到干燥室1的干燥空气以良好的精度保持在预设温度 。 版权所有(C)2008,JPO&INPIT
    • 10. 发明专利
    • Ice plant
    • 冰箱
    • JP2014159948A
    • 2014-09-04
    • JP2014076860
    • 2014-04-03
    • Mayekawa Mfg Co Ltd株式会社前川製作所
    • KOYATSU MASATAKANISHIDA KOSAKUMUGABI NELSON
    • F25C1/08F25B1/00
    • PROBLEM TO BE SOLVED: To achieve a heat exchange part capable of maintaining heat exchange efficiency at a high level while eliminating troublesome processing and refrigerant leakage in an ice plant.SOLUTION: In the ice plant comprising: a heat exchange region 18 where heat exchanges with brine; an ice making vessel for ice making by immersing an ice making can filled with fresh water into brine in the heat exchange region 18 where brine circulation is formed; and a heat exchange part 18a for cooling brine, the heat exchange part 18a includes a plurality of linear refrigerant pipes 44 arranged in a flow direction of brine as well as slanting to a vertical direction with respect to a horizontal plane, and header pipes 60 and 62 connected to the plurality of linear refrigerant pipes in a pipe axial direction keeping intervals. Both ends of the linear refrigerant pipes 44 are connected to the header pipes in a state of orthogonally crossing the header pipes, so that a refrigerant supply pipe 40a and a refrigerant return pipe 40b are connected to the header pipes 60 and 62, specifically, the refrigerant supply pipe 40a is connected to a lower portion of the header pipes 60 and 62 and a refrigerant gas return pipe 40b is connected to an upper portion of the header pipes 60 and 62.
    • 要解决的问题:实现能够在高水平保持热交换效率的热交换部件,同时消除冰厂中的麻烦的加工和制冷剂泄漏。解决方案:在冰水设备中,包括:热交换区域18,其中热交换 盐水; 用于制冰的制冰容器通过浸入制冰可以在形成盐水循环的热交换区域18中充满淡水进入盐水; 以及用于冷却盐水的热交换部分18a,热交换部分18a包括沿盐水的流动方向布置的多个线性制冷剂管道44,并且相对于水平面倾斜到垂直方向,并且总管60和 62在管轴向保持间隔连接到多个线性制冷剂管。 直线式制冷剂配管44的两端在与总管正交的状态下与总管连接,制冷剂供给管40a和制冷剂返回管40b与总管60,62连接,具体而言, 制冷剂供给管40a连接到总管60和62的下部,并且制冷剂气体返回管40b连接到集管60和62的上部。