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31. 发明专利

JP2005069116A pump 审中-公开
标题翻译： PUMP
公开(公告)号：JP2005069116A
公开(公告)日：2005-03-17
申请号：JP2003300524
申请日：2003-08-25
申请人： Ebara Corp , 株式会社荏原製作所
发明人： MIYAKE YOSHIO , KONISHI YASUTAKA , UCHIDA HIROSHI , KANEDA KAZUHIRO
IPC分类号： F04D13/08 , F04D29/22
摘要： PROBLEM TO BE SOLVED: To provide canned motor pump and a magnet pump which are of high efficiency, and simple in structure, small-sized and compact, with excellent productivity, by solving such a problem that since, in a conventional pump, a bearing is arranged to a suction passage part of an impeller, it is difficult to ensure an area of the passage and to suppress a fluid mechanical resistance and it is disadvantageous in high efficiency and reduction in size of the pump. SOLUTION: This pump comprises: a motor rotor 17 rotating in a liquid in response to a rotating magnetic field of a motor stator 11 of a drive motor; a main shaft 24 inserted into a shaft center of the motor rotor; a shaft sleeve 25 arranged between the motor rotor 17 of the main shaft 24 and the impeller 27; and turning prevention means arranged to both ends of the shaft sleeve 25 so as to transmit a rotation torque of the motor rotor 17 to the impeller 27. Any one of diameters of both shaft ends of the main shaft 24 is made larger than the other part of the main shaft 24. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：通过解决这样的问题，通过解决这样的问题，提供效率高，结构简单，体积小，紧凑性高的生产率的密封电动泵和磁力泵，由于在常规的泵在叶轮的吸入通路部分设置有轴承，难以确保通道的面积，并且抑制流体机械阻力，并且不利于泵的高效率和小型化。该泵包括：响应于驱动电动机的电动机定子11的旋转磁场而在液体中旋转的电动机转子17; 插入电动机转子的轴心的主轴24; 布置在主轴24的马达转子17和叶轮27之间的轴套25; 以及设置在轴套25的两端的转向防止装置，以将电动机转子17的旋转转矩传递到叶轮27.主轴24的两个轴端的直径的任何一个大于另一部分的主轴24.版权所有（C）2005，JPO＆NCIPI

32. 发明专利

JP2004353571A Power generating device and power generating method 有权
公开(公告)号：JP2004353571A
公开(公告)日：2004-12-16
申请号：JP2003152905
申请日：2003-05-29
申请人： Ebara Corp , 株式会社荏原製作所
发明人： INOUE OSAYUKI , IRIE KIICHI , ENDO TETSUYA , UCHIMURA TOMOYUKI , KATO HIROYUKI , KANEKO ATSUSHI , MURAI YUKIO , MIYAKE YOSHIO
IPC分类号： F01D25/22 , F01D25/18 , F01K17/04 , F01K25/00 , F01K25/10 , F02G5/02 , H02K5/20 , H02K7/18
CPC分类号： Y02T10/166
摘要： PROBLEM TO BE SOLVED: To provide a power generating device and a power generating method capable of reducing the size and volume of an overall system by efficiently cooling the heating parts of a turbine generator and its peripheral equipment.
SOLUTION: This power generating device comprises a steam generator 11 recovering waste heat and generating the high-pressure steam of a working medium, the turbine generator 13 driving the turbine by expanding the high-pressure steam to generate power by the generator directly coupled to the turbine, a condenser 14 cooling the steam after driving the turbine by a cooling medium, and a pump 15 pressurizing the liquid working medium condensed by the condenser and feeding the pressurized working medium to a steam generator. The condensed liquid working medium pressurized by the pump 15 is led to the cooler of the turbine generator 22 or a cooler 18a for bearing lubricating oil to cool, and then returned to the condenser 14.
COPYRIGHT: (C)2005,JPO&NCIPI

33. 发明专利

JP2004346824A Power generating device and power generating method 有权
标题翻译：发电装置和发电方法
公开(公告)号：JP2004346824A
公开(公告)日：2004-12-09
申请号：JP2003144586
申请日：2003-05-22
申请人： Ebara Corp , 株式会社荏原製作所
发明人： INOUE OSAYUKI , IRIE KIICHI , ENDO TETSUYA , UCHIMURA TOMOYUKI , KATO HIROYUKI , KANEKO ATSUSHI , MURAI YUKIO , MIYAKE YOSHIO
IPC分类号： F01D25/16 , F01D25/18 , F01K25/10 , F16N13/10
摘要： PROBLEM TO BE SOLVED: To provide a power generating device and a power generating method for simplifying a lubricating oil system around a turbine generator and attaining energy saving.
SOLUTION: This power generating device is provided with a steam generator 11; the turbine generator 13 generating power by expanding high pressure steam to drive an expander connected to the generator; a condenser 14; and a pump 15 for feeding the condensate of an operating medium condensed by the condenser, into the steam generator. The power generating device is further provided with a tank 18 for storing lubricating oil used to lubricate bearings of the turbine generator; piping 19a for returning the operating medium stored at the bottom part of the tank, to the condenser; an ejector 17 using the lubricating oil stored in the tank, as a driven liquid and using the condensate of the operating medium pressurized by the pump 15, as a driving liquid of high pressure; and piping for supplying a mixed liquid of operating medium and lubricating oil mixed and pressurized by the ejector, to the bearings.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：解决的问题：提供一种用于简化涡轮发电机周围的润滑油系统并实现节能的发电装置和发电方法。
解决方案：该发电装置设置有蒸汽发生器11; 涡轮发电机13通过膨胀高压蒸汽来驱动连接到发电机的膨胀机来发电; 冷凝器14; 以及用于将由冷凝器冷凝的操作介质的冷凝物供给到蒸汽发生器中的泵15。发电装置还设置有用于存储用于润滑涡轮发电机的轴承的润滑油的罐18; 用于将储存在罐底部的操作介质返回到冷凝器的管道19a; 使用存储在罐中的润滑油作为驱动液体并使用由泵15加压的操作介质的冷凝物作为高压驱动液体的喷射器17; 以及用于将操作介质的混合液体和由喷射器混合和加压的润滑油供给到轴承的管道。版权所有（C）2005，JPO＆NCIPI

34. 发明专利

JP2004339964A Turbine generator 审中-公开
公开(公告)号：JP2004339964A
公开(公告)日：2004-12-02
申请号：JP2003135076
申请日：2003-05-13
申请人： Ebara Corp , 株式会社荏原製作所
发明人： KATO HIROYUKI , TAKEUCHI TAKAO , KANEKO ATSUSHI , INOUE OSAYUKI , UCHIMURA TOMOYUKI , MURAI YUKIO , MIYAKE YOSHIO
IPC分类号： F01D25/24 , F01D25/30
摘要： PROBLEM TO BE SOLVED: To provide a turbine generator capable of securing safety during operation at low cost which can in particular prevents the rupture of the outer wall of a turbine and an accident such as a burn even if a person touches the outer wall of the turbine.
SOLUTION: In the turbine generator which is equipped with a turbine 1 and a generator 2 coupled by one shaft 6, electric power is generated by driving the power generator 2 coupled to the turbine 1 by leading high-temperature and high-pressure fluid to the turbine 1. The generator is provided with a flow passage 16 surrounding the outer surface of the turbine 1. A fluid discharged from the turbine 1 is led to the flow passage 16.
COPYRIGHT: (C)2005,JPO&NCIPI

35. 发明专利

JP2003254259A GEAR PUMP 审中-公开
公开(公告)号：JP2003254259A
公开(公告)日：2003-09-10
申请号：JP2002057654
申请日：2002-03-04
申请人： EBARA CORP
发明人： MIYAKE YOSHIO , TSUTSUI EIJI , KONISHI YASUTAKA , UCHIDA HIROSHI , KAWABATA JUNYA
IPC分类号： F04C2/18 , F04C15/00 , F04C15/06
摘要： PROBLEM TO BE SOLVED: To provide a gear pump suitable for the use in a region of a small output by extremely small amount of water and having excellent durability and a comparatively easy structure, and to make the gear pump small/compact. SOLUTION: This gear pump is provided with a motor part 10 having a cylindrical motor stator 14 and a motor rotor 18 arranged at the inside of the motor stator 14, a pair of gears 62 and 64 engaged with each other and rotating according to driving of the motor part 10, and a pump casing 22 for storing the pair of gears 62 and 64. In the pump, handling liquid having pressure raised by the pair of gears 62 and 64 is introduced into a motor rotor chamber 40 for storing the motor rotor 18, is passed between the motor stator 14 and the motor rotor 18, and is discharged to the outside of the gear pump. COPYRIGHT: (C)2003,JPO

36. 发明专利

JP2002138527A LIQUID SUPPLY EQUIPMENT 失效
公开(公告)号：JP2002138527A
公开(公告)日：2002-05-14
申请号：JP2000338828
申请日：2000-11-07
申请人： EBARA CORP
发明人： MIYAKE YOSHIO , YAMAGUCHI TERUO , NAKAMU YUKIMASA
IPC分类号： E03B11/10 , E03B11/16 , F04B49/06 , F04D13/08 , F04D15/00 , F04D29/66
摘要： PROBLEM TO BE SOLVED: To make it a primary technical object to provide a liquid supply equipment that is drastically muffle and make it a secondary technical object to make the equipment to be compact. SOLUTION: This equipment is equipped with a vessel 10 which houses or contains liquid to be treated, a vessel 10 which is provided in the vessel 10, a liquid motor pump 1 which is treated by vibration isolation, and a pipe silencer 4 which is installed in a delivery side piping system of the liquid motor pump 1.

37. 发明专利

JP2002021771A DRAINING METHOD FOR WATER TANK WATER 失效
公开(公告)号：JP2002021771A
公开(公告)日：2002-01-23
申请号：JP2000211068
申请日：2000-07-12
申请人： EBARA CORP
发明人： YAMAGUCHI TERUO , NAKAMU YUKIMASA , MIYAKE YOSHIO
IPC分类号： F04D15/00
摘要： PROBLEM TO BE SOLVED: To drain water suitably by arranging a plurality of submerged motor pumps in a compact water tank. SOLUTION: A plurality of submerged motor pumps 11a, 11b are arranged vertically inside the water tank 10, and operation of these motor pumps are stopped sequentially.

38. 发明专利

JP2001355577A ENERGY SAVING PROMOTING METHOD, DIAGNOSING METHOD AND TRANSACTION METHOD FOR FLUID MACHINERY 失效
公开(公告)号：JP2001355577A
公开(公告)日：2001-12-26
申请号：JP2000177657
申请日：2000-06-13
申请人： EBARA CORP
发明人： TAMAI HIROSHI , ICHIKAWA KIYOSHI , MIYAKE YOSHIO
IPC分类号： F04D15/00 , F04B49/06 , H02J3/14
摘要： PROBLEM TO BE SOLVED: To provide an energy saving promoting method for fluid machinery providing extremely easy grasp of an energy saving effect of the fluid machinery without performing a complicated simulation. SOLUTION: In this method, an energy saving means is introduced to existing fluid machinery for reducing power consumption of the fluid machinery and promoting energy saving of the fluid machinery. A user presents data specifying characteristics of the fluid machinery to a service provider. The service provider approximates the energy saving effect obtained when an energy saving means is introduced to the fluid machinery on the basis of the data specifying the characteristics of the fluid machinery and an energy saving ratio S, chooses an effective energy saving means, and presents the energy saving effect and the chosen energy saving means to the user.

39. 发明专利

JP2001153060A ADJUSTING DEVICE FOR PERFORMANCE OF FLUID MACHINE 失效
公开(公告)号：JP2001153060A
公开(公告)日：2001-06-05
申请号：JP33576899
申请日：1999-11-26
申请人： EBARA CORP
发明人： YAMAMOTO MASAKAZU , MIYAKE YOSHIO , IIJIMA KATSUJI
IPC分类号： H02P1/30 , F04B49/06 , F04D15/00
摘要： PROBLEM TO BE SOLVED: To provide a frequency converter assembly suitable for saving energy of a self-priming pump and an adjusting device for performance of a fluid machine. SOLUTION: A frequency converter 21 starts automatically outputting as electric power is supplied. It outputs a first specified frequency during a specified time after the electric power starts being supplied, and automatically switches the output frequency to a second specified value.

40. 发明专利

JP2001069712A MOTOR FRAME, AND MOTOR AND MOTOR PUMP USING THAT MOTOR FRAME 失效
公开(公告)号：JP2001069712A
公开(公告)日：2001-03-16
申请号：JP24544899
申请日：1999-08-31
申请人： EBARA CORP
发明人： YAMAMOTO MASAKAZU , MIYAKE YOSHIO , IIJIMA KATSUJI
IPC分类号： F04D13/06 , H02K5/04
摘要： PROBLEM TO BE SOLVED: To provide a motor and a motor pump which use a motor frame for cooling a mounted inverter with motor effectively and stably. SOLUTION: A first cylindrical part 1 in which a motor stator is housed, a second cylindrical part 2 which is arranged outside the first part 1 and forms a space for a fluid to be used to flow between itself and the first part 1, and a frequency converter fitting seat 3 formed in the peripheral part of the second part 2 are made of the same metal material into an integrated body.

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