公开(公告)号：US20150008771A1

公开(公告)日：2015-01-08

申请号：US14104006

申请日：2013-12-12

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Yong Bok LEE ,  Chang Ho KIM ,  Bok Seong CHOE

IPC: H02K9/06

CPC classification number: H02K9/06

Abstract: A motor has a stator and a rotor rotating at the center of the stator, and the rotor includes a concave groove formed with a predetermined depth along the circumference of the rotor, and a plurality of blades formed at the concave groove to protrude therein and having a height not greater than the depth of the concave groove, wherein a flow channel is formed between the stator and the rotor along the length direction of the rotor so that air flows therein, and wherein when the rotor rotates, the plurality of blades guides an air flow to the flow channel so that the rotor is cooled.

Abstract translation: 电动机具有在定子的中心旋转的定子和转子，转子包括沿着转子的圆周形成有预定深度的凹槽，以及形成在凹槽处突出的多个叶片，并且具有 高度不大于凹槽的深度，其中沿着转子的长度方向在定子和转子之间形成流动通道，使得空气在其中流动，并且其中当转子旋转时，多个叶片引导一个 空气流动到流动通道，使得转子被冷却。

公开(公告)号：US20180136081A1

公开(公告)日：2018-05-17

申请号：US15399073

申请日：2017-01-05

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Yong Bok LEE ,  Bok Seong CHOE ,  Wonil KWAK ,  Jeon Kook LEE ,  Ou Seok SEO

IPC: G01M13/04 ,  G01L5/00 ,  G01D5/34 ,  G01D5/26

CPC classification number: G01M13/04 ,  F16C19/04 ,  F16C2300/52 ,  G01D5/28

Abstract: A bearing test apparatus for testing a bearing (hereinafter, referred to as a “test bearing”) has a chamber, a bearing cap disposed in the chamber and coupled to an outer wheel of the test bearing, a driving shaft connected to an inner wheel of the test bearing to rotate the inner wheel, an extension arm extending in a radial direction of the bearing cap from the bearing cap to expose one end thereof out of the chamber, and a measurement arm configured to make a contact with one end of the extension arm and configured to be rotatable by the extension arm, wherein an exclusive torque of the test bearing is obtained by measuring a force applied to the measurement arm by the extension arm when a rotation force is applied to the bearing cap by the outer wheel.

公开(公告)号：US20150143808A1

公开(公告)日：2015-05-28

申请号：US14264780

申请日：2014-04-29

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Yong Bok LEE ,  Se Na JEONG ,  Chang Ho KIM ,  Bok Seong CHOE

IPC: F01K23/04 ,  F01K19/00 ,  F01K27/02 ,  F01K7/16

CPC classification number: F01K23/04 ,  F01K7/16 ,  F01K19/00 ,  F01K19/10 ,  F01K25/08 ,  F01K27/02 ,  Y02E20/14

Abstract: The present disclosure provides a turbine generation system, including a first turbine part that is configured to have a first impeller rotated by an introduced fluid, and a second turbine part that is configured to have a second impeller rotated by steam, evaporated within a cycle unit, in which the fluid circulates along a rankine cycle, wherein the fluid, which is discharged from the first turbine part after rotating the first impeller, is heat-exchanged with a refrigerant of an evaporator disposed in the cycle unit.

Abstract translation: 本公开提供了一种涡轮发电系统，包括构造成具有由引入流体旋转的第一叶轮的第一涡轮机部分和被配置为具有由蒸汽旋转的第二叶轮的第二涡轮部分，在循环单元内蒸发 其中所述流体沿着一个血清循环循环，其中在旋转所述第一叶轮之后从所述第一涡轮机部分排出的流体与设置在所述循环单元中的蒸发器的制冷剂进行热交换。

公开(公告)号：US20140376850A1

公开(公告)日：2014-12-25

申请号：US14309350

申请日：2014-06-19

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Yong Bok LEE ,  Chang Ho KIM ,  Bok Seong CHOE ,  Sol Ji RYU

IPC: F16C33/38 ,  F16C33/46

CPC classification number: F16C33/3862 ,  F16C19/06 ,  F16C33/3887 ,  F16C33/4641 ,  F16C2226/54 ,  F16C2226/70 ,  F16C2300/02

Abstract: A cage for a rolling bearing is coupled to a rolling bearing including an inner ring, an outer ring and a plurality of rolling elements rolling between the inner ring and the outer ring to keep intervals of the plurality of rolling elements, wherein the plurality of rolling elements include bodies coupled along a circumference thereof at predetermined intervals, wherein each of the bodies includes a first piece and a second piece which are attachable to each other and detachable from each other. A first coupler and a second coupler configured to be capable of being coupled to each other are respectively formed at the first piece and the second piece, and the first piece and the second piece are primarily coupled by means of a coupling force of the first coupler and the second coupler.

Abstract translation: 用于滚动轴承的保持架联接到包括内圈，外圈和在内圈和外圈之间滚动的多个滚动元件的滚动轴承，以保持多个滚动元件的间隔，其中多个滚动 元件包括以预定间隔沿其圆周连接的主体，其中每个主体包括可彼此附接并可彼此拆卸的第一部件和第二部件。 分别在第一部件和第二部件上形成能够彼此联接的第一联接器和第二联接器，并且第一部件和第二部件通过第一联接器的联接力主要联接 和第二耦合器。