专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明专利

JP2011226326A Control device and method for wind power generator group 有权
标题翻译：风力发电机组控制装置及方法
公开(公告)号：JP2011226326A
公开(公告)日：2011-11-10
申请号：JP2010094811
申请日：2010-04-16
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： KONDO SHINICHI , UCHIYAMA MICHIYUKI , ICHINOSE MASAYA , MATSUTAKE MITSUGI
IPC分类号： F03D7/04 , F03D1/02 , F03D9/02
CPC分类号： Y02A30/12 , Y02E10/723
摘要： PROBLEM TO BE SOLVED: To maintain a fixed output by suppressing an output fluctuation of a wind farm.SOLUTION: This control device for a wind power generator group includes: a transmitting/receiving means 51 for receiving operation information sent from wind power generators 11, 12, 13 and transmitting output command information thereto; a central operation control means 41 for receiving the operation information to apply arithmetic processing to an output fluctuation and control the operation of the wind power generator group 100 depending on the output command information transmitted to the wind power generators 11, 12, 13; an output predicting means 53 for predicting a near-future output fluctuation on the basis of the prediction of a near-future wind velocity fluctuation for the wind power generator group 100 in accordance with the operation information; and an energy storage/release command means 54 for storing wind power energy as rotating energy when a total output is greater than a target output. The total output is limited to a value lower than a rated output, and the energy storage/release command means 54 releases the stored rotating energy near a minimum value for a near-future total output when the total output is smaller than the predetermined target output.
摘要翻译：要解决的问题：通过抑制风力发电场的输出波动来保持固定的输出。风力发电机组的控制装置包括：发送/接收装置51，用于接收从风力发电机11,12,13发送的操作信息，并向其发送输出指令信息; 中央操作控制装置41，用于接收操作信息以对输出波动进行运算处理，并根据发送到风力发电机11,12,13的输出命令信息来控制风力发电机组100的运转; 输出预测装置53，用于根据操作信息，根据对风力发电机组100的近期风速波动的预测来预测近期的输出波动; 以及用于在总输出大于目标输出时将风力能量作为旋转能量存储的能量存储/释放命令装置54。总输出被限制为低于额定输出的值，并且当总输出小于预定目标输出时，能量存储/释放指令装置54将存储的旋转能量释放到接近未来总输出的最小值附近。版权所有（C）2012，JPO＆INPIT

2. 发明专利

JP2010130762A Electric power supply system containing natural energy generating apparatus and supply/demand adjusting method 审中-公开
标题翻译：包含自然能源发电装置和供应/需求调整方法的电力系统
公开(公告)号：JP2010130762A
公开(公告)日：2010-06-10
申请号：JP2008301541
申请日：2008-11-26
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： ONO YASUNORI , UCHIYAMA MICHIYUKI , KONDO SHINICHI , WATANABE AKIHIKO
IPC分类号： H02J3/00 , H02J3/46
摘要： PROBLEM TO BE SOLVED: To precisely predict generated electric power of a natural energy generating apparatus and to precisely adjust supply/demand of power. SOLUTION: A weather situation measuring apparatus 570 measures a weather situation of a natural energy generating site 500 where the natural energy generating apparatus 510 is installed. A supply/demand adjusting apparatus 300 predicts generated power of the natural energy generating apparatus 510 from the measured weather situation. An over-and-under amount of a predicted value of generated power of the natural energy generating apparatus 510 against the predicted value of demand power is obtained. The over-and-under amount is informed to an output control possible power generating site 600 where an output control possible power generating apparatus 610 is disposed. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：精确地预测自然能量发生装置的发电功率并精确地调节功率的供应/需求。解决方案：天气情况测量装置570测量安装有自然能发生装置510的天然能量产生地点500的天气情况。供应/需求调节装置300根据测得的天气状况预测自然能发生装置510的发电量。获得相对于需求功率的预测值的自然能发生装置510的发电量的预测值的下限量。通过将输出控制可能的发电装置610设置在输出控制可能的发电站点600处。版权所有（C）2010，JPO＆INPIT

3. 发明专利

JP2009239990A Control method and system of distributed power supply group 有权
标题翻译：分布式电源组的控制方法与系统
公开(公告)号：JP2009239990A
公开(公告)日：2009-10-15
申请号：JP2008079270
申请日：2008-03-25
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： ONO YASUNORI , UCHIYAMA MICHIYUKI , KONDO SHINICHI , ITO TOMOMICHI , MATSUTAKE MITSUGI
IPC分类号： H02J3/38 , H02J3/16 , H02P9/00
CPC分类号： Y02E10/563 , Y02E40/34
摘要： PROBLEM TO BE SOLVED: To properly distribute active power and reactive power by cooperatively controlling each distributed power supply, while suppressing the voltage variation. SOLUTION: In this control method or the system for a plurality of wind turbine generators, each of which is formed by connecting a power converter 8 for converting an output of the generator 9 to a desired voltage and power to a master system 1 via an in-plant power transmission line 11, there are satisfied a first constraint condition, under which measurement values of an output voltage and the output power of each wind turbine generator at each control cycle are collected; and the variation amount of the active power of each wind turbine generator and a voltage variation amount of a linkage point 4 are absorbed by the reactive power of each wind turbine generator; a second constraint condition under which a lateral current between each wind power generator is suppressed; and a third constraint condition under which the active power of each wind turbine generator is limited into a range between an upper limit and a lower limit. Then, the active power and the reactive power of each wind turbine generator are controlled so that the variation in the active power, corresponding to the previous control cycle in the linkage point, is minimized, or the active power is maximized. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：通过协调控制每个分布式电源正确分配有功功率和无功功率，同时抑制电压变化。解决方案：在该控制方法或多台风力涡轮发电机的系统中，每个风力发电机通过连接用于将发电机9的输出转换成期望的电压和功率的功率转换器8而形成，通过工厂内输电线路11，满足第一约束条件，在每个控制周期收集每个风力涡轮发电机的输出电压和输出功率的测量值; 并且每个风力涡轮发电机的有功功率的变化量和联动点4的电压变化量被每个风力涡轮发电机的无功功率吸收; 限制每个风力发电机之间的横向电流的第二约束条件; 以及第三约束条件，其中每个风力涡轮发电机的有功功率被限制在上限和下限之间的范围内。然后，控制每个风力涡轮发电机的有功功率和无功功率，使得对应于联动点中先前控制周期的有功功率的变化最小化，或有功功率最大化。版权所有（C）2010，JPO＆INPIT

4. 发明专利

JP2008114671A Propeller shaft 审中-公开
标题翻译：螺旋桨轴
公开(公告)号：JP2008114671A
公开(公告)日：2008-05-22
申请号：JP2006298348
申请日：2006-11-02
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： KONDO SHINICHI
IPC分类号： B60K17/22
摘要： PROBLEM TO BE SOLVED: To provide a propeller shaft reducing weight and size while ensuring stiffness, and facilitating assembling work.
SOLUTION: A cross joint 4 is provided, which transmits the rotating force of a driving shaft through a pair of joint members provided at opposite end portions of the driving shaft 1 and a driven shaft 2. The first joint member has a uniting portion 11 having an insertion hole 11a in which a stub shaft 10 provided at an end portion of the driving shaft is inserted, and a fork-shaped yoke portion 12 provided at an end portion on the second joint member side of the uniting portion. The uniting portion and the yoke portion are integrally formed. A nut 15 is screwed with a male screw formed at a tip end portion of a shaft portion 10b of the stub shaft 10b inserted in the through-hole of the uniting portion, thereby preventing the slipping-off of the uniting portion.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了提供减小重量和尺寸的传动轴，同时确保刚度，并且便于组装工作。解决方案：提供一种十字接头4，其通过设置在驱动轴1和从动轴2的相对端部处的一对接头构件来传递驱动轴的旋转力。第一接头构件具有联合插入在驱动轴的端部设置的短轴10的插入孔11a的部分11和设置在联合部的第二关节构件侧的端部的叉形轭部12。联合部和轭部一体形成。螺母15与形成在插入在联合部的通孔中的短轴10b的轴部10b的前端部形成的外螺纹旋拧，从而防止联合部的滑动。版权所有（C）2008，JPO＆INPIT

5. 发明专利

JP2006204081A Supply and demand adjusting method, system and service by distributed power source 审中-公开
标题翻译：供电和需求调整方法，分布式电源的系统和服务
公开(公告)号：JP2006204081A
公开(公告)日：2006-08-03
申请号：JP2005277033
申请日：2005-09-26
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： ONO YASUNORI , UCHIYAMA TOMOYUKI , KONDO SHINICHI , TATEMI MASARU , FUJITA YASUNOBU
IPC分类号： H02J3/00
CPC分类号： Y02P80/22
摘要： PROBLEM TO BE SOLVED: To provide a method and a system by which natural fluctuating electric power supply like wind power generation is interconnected to a commercial system, and economical operation is attained, without depending on the ability to adjust the supply and demand of an electric power company. SOLUTION: The system includes a means 62 to collect information on demand of a customer 6, and a means 42 to collect information on generated energy (output) of an electric power enterprise having the natural fluctuating electric power supply 4, and the information is collected at a supply and demand adjusting center 3 via a communications network 2. A monitor controller 31 computes and sets an output of a power system 5 for adjustment from such information so as to keep the balance of demand and supply, including the naturally fluctuating electric power supply 4. Its control value is transmitted to the power system 5 for adjustment via the communication network 2, and the generated energy is controlled by a control unit 53. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供如风力发电等自然波动电力供应与商业系统互连的方法和系统，并且不依赖于调整供需的能力而实现经济运行的电力公司。解决方案：该系统包括用于收集客户6的信息的装置62以及收集关于具有自然波动电力供应装置4的电力企业的生成能量（输出）的信息的装置42，信息通过通信网络2在供需调整中心3收集。监视器控制器31计算并设置用于从这些信息进行调整的电力系统5的输出，以便保持需求和供应的平衡，包括自然波动电源4.其控制值通过通信网络2发送到电力系统5进行调整，所产生的能量由控制单元53控制。（C）版权所有（C）2006，JPO＆NCIPI

6. 发明专利

JP2004056996A Local electric power intelligence supervisory system and its operation method 审中-公开
公开(公告)号：JP2004056996A
公开(公告)日：2004-02-19
申请号：JP2003154859
申请日：2003-05-30
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： ONO YASUNORI , UCHIYAMA TOMOYUKI , KONDO SHINICHI , FUJITA YASUNOBU , KAWAMURA NAOTERU
IPC分类号： H02J13/00 , H02J3/00 , H02J3/46
CPC分类号： Y02E40/72 , Y04S10/12
摘要： PROBLEM TO BE SOLVED: To suppress generation of congestion of a tidal current in a local transmission/distribution system of electric power. SOLUTION: While system information relating to a tidal current and voltage of a local power transmission/ distribution system 10 is collected through a communication line 20, customer information relating to power consumption of each customer 3a and 3b and a quantity of power generation of the customer 3b is collected, based on the collected information, a local power information center 5 generates a first control set value for adjusting an output of a local power transmission/distribution system voltage regulator 17 to additionally generate a second control set value for adjusting an output of a generating set 40, a control signal relating to each of the generated control set value is output through the communication line 20 to the voltage regulator 17 and a power source output regulator, to suppress generation of congestion of a tidal current in the local power transmission/distribution system 10. COPYRIGHT: (C)2004,JPO

7. 发明专利

JP2011038499A Natural energy power generation control system, control device, and control method 有权
标题翻译：自然能源发电控制系统，控制装置和控制方法
公开(公告)号：JP2011038499A
公开(公告)日：2011-02-24
申请号：JP2009189296
申请日：2009-08-18
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： ONO YASUNORI , UCHIYAMA MICHIYUKI , KONDO SHINICHI , ICHINOSE MASAYA , MATSUTAKE MITSUGI , AIHARA TAKASHI
IPC分类号： F03D9/00 , F03D1/04 , H01L31/042
CPC分类号： Y02E10/50 , Y02E10/725
摘要： PROBLEM TO BE SOLVED: To provide a technology predicting output fluctuation in a natural energy power generation site with high accuracy and stably supplying electric power. SOLUTION: A natural energy power generation control system 1 includes: a plurality of sites 500 provided with a plurality of power generators 510, an electric power measuring device 560 measuring output of the power generators, a weather condition measuring device 570 measuring a weather condition, and a monitor adjusting output from the power generators; and a centralized control device 300 calculating the upper limit of the total output of the plurality of sites from the weather condition of each site and assigning the calculated upper limit to the upper limit of each site. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种以高精度预测自然能发电站的输出波动并稳定地供电的技术。解决方案：自然能源发电控制系统1包括：设置有多个发电机510的多个地点500，测量发电机输出的电力测量装置560，测量发电机的天气状况测量装置570 天气条件和调节发电机输出的监视器; 以及集中控制装置300，从各站点的天气条件计算出多个站点的总输出的上限，并将计算的上限分配给每个站点的上限。版权所有（C）2011，JPO＆INPIT

8. 发明专利

JP2011038498A Wind farm control system, wind farm control device, and wind farm control method 有权
标题翻译：风力农场控制系统，风力农业控制装置和风力农业控制方法
公开(公告)号：JP2011038498A
公开(公告)日：2011-02-24
申请号：JP2009189295
申请日：2009-08-18
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： KONDO SHINICHI , ONO YASUNORI , UCHIYAMA MICHIYUKI , ICHINOSE MASAYA , MATSUTAKE MITSUGI , AIHARA TAKASHI
IPC分类号： F03D7/04 , F03D9/00
CPC分类号： F03D7/047 , F03D7/0272 , F03D7/028 , F03D7/048 , F05B2260/821 , F05B2270/32 , F05B2270/321 , F05B2270/404 , Y02E10/723 , Y02E10/725
摘要： PROBLEM TO BE SOLVED: To provide a technology suppressing fluctuation of electricity output from a wind farm to an electricity system and maintaining a constant output.
SOLUTION: This wind farm control system 1 includes: the wind farm 100 provided with a plurality of wind power generators 11, 12, 13 with variable rotational speed, a meteorograph 21, 22, 23 juxtaposed to the wind power generators and monitoring a wind direction and wind power, and an individual control device 31, 32, 33 controlling the rotational speed of the wind power generator; and a centralized control device 40 calculating such a control level that the output of the wind farm is maintained constant for a predetermined period and giving instructions to each individual control device in order to control the rotational speed of each wind power generator according to the control level.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供抑制从风力发电场到电力系统的输出的波动的技术并保持恒定的输出的技术。解决方案：该风电场控制系统1包括：风力发电场100，设置有多个具有可变转速的风力发电机11,12,13，与风力发电机并置的监视器21,22,23 风向和风力，以及控制风力发电机的转速的单独控制装置31,32,33; 以及集中控制装置40，计算出风电场的输出在规定期间内保持恒定的控制电平，并向各个控制装置发出指示，以便根据控制电平控制各风力发电机的转速。版权所有（C）2011，JPO＆INPIT

9. 发明专利

JP2012241576A Control system and method of wind power generator group 有权
标题翻译：风力发电机组控制系统及方法
公开(公告)号：JP2012241576A
公开(公告)日：2012-12-10
申请号：JP2011111079
申请日：2011-05-18
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： KONDO SHINICHI , UCHIYAMA MICHIYUKI , ICHINOSE MASAYA , TAKEUCHI HIROTO
IPC分类号： F03D7/04 , F03D1/02 , H02J3/32
CPC分类号： Y02E10/723 , Y02E10/766 , Y02E70/30
摘要： PROBLEM TO BE SOLVED: To provide a control system and control method of a wind power generator group which constrain variations in electric power output from a wind farm to an electric power system.SOLUTION: There is provided the control system of the wind power generator group 100 composed of a plurality of wind power generator systems 1 connected to the electric power system via electric power cables, and at least one electric power storage system 2. The control system comprises individual controllers 31, 32 provided in each of the plurality of the wind power generator systems 1 and the electric power storage system 2 to transmit and receive operation information involving output power of each of the plurality of the wind power generator systems 1 via a communication network 6, and a centralized control system 40 for receiving information from the individual controllers 31, 32 via the communication network 6 to calculate an output limiting value of each of the plurality of the wind power generator systems 1. The control system controls operation of the wind power generator group 100 depending on the output limiting value transmitted from the centralized control system 40 to each of the plurality of wind power generator systems 1.
摘要翻译：要解决的问题：提供一种限制从风力发电场输出到电力系统的电力变化的风力发电机组的控制系统和控制方法。解决方案：提供由通过电力电缆连接到电力系统的多个风力发电机系统1和至少一个蓄电系统2组成的风力发电机组100的控制系统。控制系统包括设置在多个风力发电机系统1和电力存储系统2的每一个中的单独的控制器31,32，用于通过以下方式发送和接收涉及多个风力发电机系统1中的每一个的发电机系统1的输出功率的操作信息通信网络6和用于经由通信网络6从各个控制器31,32接收信息的集中控制系统40，以计算多个风力发电机系统1中的每一个的输出限制值。控制系统控制操作的风力发电机组100根据从集中控制系统40发送的输出限制值多个风力发电机系统1中的每一个。版权所有（C）2013，JPO＆INPIT

10. 发明专利

JP2011061951A Wind turbine generator system, control method, controller, and program 有权
标题翻译：风力发电机系统，控制方法，控制器和程序
公开(公告)号：JP2011061951A
公开(公告)日：2011-03-24
申请号：JP2009208127
申请日：2009-09-09
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： UCHIYAMA MICHIYUKI , ONO YASUNORI , KONDO SHINICHI , ICHINOSE MASAYA , MATSUTAKE MITSUGI
IPC分类号： H02P9/00
摘要： PROBLEM TO BE SOLVED: To provide a wind turbine generator system 10 wherein fluctuation in power factor at a linkage point can be suppressed. SOLUTION: The wind turbine generator system 10 controls the amount of reactive power generated by each wind power generator according to the reactance of the power transmission line from each wind turbine generator to the linkage point. COPYRIGHT: (C)2011,JPO&INPIT

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式