公开(公告)号：US20180149555A1

公开(公告)日：2018-05-31

申请号：US15810260

申请日：2017-11-13

申请人： FUJITSU LIMITED

发明人： Shigeyoshi UMEMIYA ,  Hironobu Kitajima

IPC分类号： G01M5/00

CPC分类号： G01M5/0066 ,  G01H13/00 ,  G01M5/0008 ,  G01M5/0033 ,  G01M17/007 ,  G01P13/00

摘要： An estimating method, includes: generating, by a computer, a plurality of frequency spectra based on data measured during movement on a structure at a plurality of speeds; identifying a range of a natural frequency of the structure based on the plurality of frequency spectra; and calculating the natural frequency based on one or more dominant frequencies included in the range among dominant frequencies of the plurality of frequency spectra and speeds when the one or more dominant frequencies included in the range are measured.

公开(公告)号：US20150245541A1

公开(公告)日：2015-08-27

申请号：US14620716

申请日：2015-02-12

申请人： FUJITSU LIMITED

发明人： Hiroshi ENDO ,  Masatoshi OGAWA ,  Shigeyoshi UMEMIYA ,  SHINO TOKUYO ,  Hiroyuki FUKUDA

IPC分类号： H05K7/20 ,  G05D27/02 ,  G05B15/02

CPC分类号： G05D23/1393 ,  G05D27/02 ,  H05K7/20745 ,  H05K7/20754 ,  H05K7/20836

摘要： A data center includes: a structure provided with an intake port at one side thereof and an exhaust port at the other side thereof; a rack disposed in the structure; an air blower configured to introduce outside air into the structure through the intake port to circulate the outside air from one side to the other side of the rack; a circulation passage configured to make a first space between the one side of the rack and the intake port and a second space between the other side of the rack and the exhaust port communicate with each other; a circulation amount control equipment disposed within the circulation passage; and an air circulation amount control device configured to control the circulation amount control equipment and an operation state of the electronic equipment such that the amount of the air which circulates the circulation passage is adjusted.

摘要翻译： 数据中心包括：在其一侧设置有进气口的结构和在其另一侧的排气口; 设置在该结构中的机架; 鼓风机，其构造成通过所述进气口将外部空气引入所述结构体，以使所述外部空气从所述齿条的一侧向另一侧循环; 循环通道，其构造成在所述齿条的一侧和所述进气口之间形成第一空间，并且在所述齿条的另一侧与所述排气口之间的第二空间相互连通; 设置在循环通道内的循环量控制设备; 以及空气循环量控制装置，其被配置为控制所述循环量控制装置和所述电子设备的操作状态，使得循环所述循环通道的空气量被调节。

公开(公告)号：US20150049431A1

公开(公告)日：2015-02-19

申请号：US14495875

申请日：2014-09-24

申请人： FUJITSU LIMITED

发明人： Masao KONDO ,  Hiroshi ENDO ,  Shigeyoshi UMEMIYA ,  Takahiro Arioka ,  Hiroyuki FUKUDA

IPC分类号： H05K7/20 ,  C09K5/04

CPC分类号： H05K7/20736 ,  C09K5/041 ,  G06F1/20 ,  H05K7/1497 ,  H05K7/20745 ,  H05K7/20836

摘要： A module-type data center includes: a casing including a first intake opening, a second intake opening, and an exhaust opening; an air conditioner provided in the casing and configured to generate a first airflow by taking in outside air through the first intake opening and bringing the outside air into direct contact with a refrigerant; a fan unit provided in the casing and configured to generate a second airflow by taking in the outside air through the second intake opening; and an electronic device provided in the casing and configured to be air-cooled by a mixed airflow of the first airflow and the second airflow and release an exhaust airflow after the air-cooling to the exhaust opening. The first intake opening and the second intake opening are provided on different surfaces of the casing.

摘要翻译： 模块型数据中心包括：壳体，包括第一进气口，第二进气口和排气口; 空调机，其设置在所述壳体中，并且构造成通过从所述第一吸入口吸入外部空气并使外部空气与制冷剂直接接触而产生第一气流; 风扇单元，设置在所述壳体中，并且被构造成通过吸入外部空气通过所述第二进气口而产生第二气流; 以及电子装置，其设置在所述壳体中并且被配置为通过所述第一气流和所述第二气流的混合气流进行空气冷却，并且在所述空气冷却之后将排气气流释放到所述排气口。 第一进气口和第二进气口设置在壳体的不同表面上。

公开(公告)号：US20160007506A1

公开(公告)日：2016-01-07

申请号：US14858021

申请日：2015-09-18

申请人： FUJITSU LIMITED

发明人： Kazuaki Karasawa ,  Masatoshi OGAWA ,  Hiroshi ENDO ,  Takahiro Arioka ,  Shigeyoshi UMEMIYA ,  Yoshio Kikuchi ,  SHINO TOKUYO ,  Hiroyuki FUKUDA ,  Masao KONDO ,  Hiroaki Yoshida ,  Ayasa SO

IPC分类号： H05K7/20

CPC分类号： H05K7/20836 ,  G06F1/206 ,  H05K7/20736 ,  H05K7/20745

摘要： A modular data center includes: a rack which houses an electronic device; a blower device capable of switching a flowing direction of air and configured to feed the air into the rack; a space housing a moisture absorbent; an in-rack temperature detector which detects a temperature inside the rack; a dew-point temperature detector which detects a dew-point temperature of outside air; and a controller. The controller receives signals inputted from the in-rack temperature detector and the dew-point temperature detector, and controls shutters and the blower device.

摘要翻译： 模块化数据中心包括：容纳电子设备的机架; 鼓风机装置，其能够切换空气的流动方向并且构造成将空气供给到所述齿条中; 一个容纳吸湿剂的空间; 机架内温度检测器，其检测机架内的温度; 露点温度检测器，其检测外部空气的露点温度; 和控制器。 控制器接收从机架内温度检测器和露点温度检测器输入的信号，并控制百叶窗和送风装置。

公开(公告)号：US20150009622A1

公开(公告)日：2015-01-08

申请号：US14495937

申请日：2014-09-25

申请人： FUJITSU LIMITED

发明人： Hiroyuki FUKUDA ,  Hiroshi ENDO ,  Masatoshi OGAWA ,  Shigeyoshi UMEMIYA ,  Masao KONDO

IPC分类号： H05K7/20

CPC分类号： H05K7/20736 ,  F24F2011/0006 ,  G06F1/20 ,  G06F2200/201 ,  H05K7/20745 ,  H05K7/20818 ,  H05K7/20836

摘要： A module-type data center includes: a casing including a first intake opening, a second intake opening, and an exhaust opening; an air conditioner provided in the casing and configured to generate a first airflow by taking in outside air through the first intake opening and bringing the outside air into direct contact with a refrigerant; a fan unit provided in the casing and configured to generate a second airflow by taking in the outside air through the second intake opening; and an electronic device provided in the casing and configured to be exposed to a mixed airflow of the first airflow and the second airflow and release an exhaust airflow containing the mixed airflow to the exhaust opening. The first intake opening and the second intake opening are provided on the same surface of the casing.

摘要翻译： 模块型数据中心包括：壳体，包括第一进气口，第二进气口和排气口; 空调机，其设置在所述壳体中，并且构造成通过从所述第一吸入口吸入外部空气并使外部空气与制冷剂直接接触而产生第一气流; 风扇单元，设置在所述壳体中，并且被构造成通过吸入外部空气通过所述第二进气口而产生第二气流; 以及电子设备，其设置在所述壳体中并且被配置为暴露于所述第一气流和所述第二气流的混合气流并且将包含所述混合气流的排气气流释放到所述排气口。 第一进气口和第二进气口设置在壳体的同一表面上。

公开(公告)号：US20140268547A1

公开(公告)日：2014-09-18

申请号：US14290910

申请日：2014-05-29

申请人： FUJITSU LIMITED

发明人： Masao KONDO ,  Hiroyuki FUKUDA ,  Shigeyoshi UMEMIYA ,  Hiroshi ENDO

IPC分类号： H05K7/20

CPC分类号： H05K7/20736 ,  G06F1/206 ,  G06F2200/201 ,  H05K7/20818 ,  H05K7/20836 ,  Y02D10/16

摘要： An electronic device rack includes a plurality of panels surrounding a first space. Moreover, the electronic device rack includes: an electronic-device housing unit disposed in the first space and configured to house electronic devices; a heat exchanger disposed in the first space at a position away from the electronic-device housing unit; a second space provided between the electronic-device housing unit and the heat exchanger and isolated from the rest of the first space; and an air blower configured to circulate air inside the first space through the electronic-device housing unit, the second space, and the heat exchanger in the described order.

摘要翻译： 电子设备机架包括围绕第一空间的多个面板。 此外，电子设备机架包括：电子设备壳体单元，设置在第一空间中，并且被构造成容纳电子设备; 热交换器，其设置在远离所述电子设备壳体单元的位置处的所述第一空间中; 设置在所述电子设备壳体单元和所述热交换器之间并与所述第一空间的其余部分隔离的第二空间; 以及鼓风机，其被构造成以所述顺序通过所述电子设备壳体单元，所述第二空间和所述热交换器使所述第一空间内的空气循环。