公开(公告)号：US20100156186A1

公开(公告)日：2010-06-24

申请号：US12643117

申请日：2009-12-21

申请人： Jin Wook KIM ,  Chung Yuen WON ,  Jong Soo KIM ,  Byoung Kuk LEE ,  Gyu Yeong CHOE ,  Hee Sung MOON ,  Jeong Min KO ,  Dong Seong OH ,  Tae Won LEE ,  Jae Sun WON

发明人： Jin Wook KIM ,  Chung Yuen WON ,  Jong Soo KIM ,  Byoung Kuk LEE ,  Gyu Yeong CHOE ,  Hee Sung MOON ,  Jeong Min KO ,  Dong Seong OH ,  Tae Won LEE ,  Jae Sun WON

IPC分类号： H02J3/38

CPC分类号： H02J3/387 ,  H01M16/003 ,  H02J3/383 ,  H02J3/386 ,  H02J2001/004 ,  H02S10/10 ,  Y02E10/563 ,  Y02E10/763 ,  Y10T307/658

摘要： There is provided a photovoltaic and fuel cell hybrid generation system using dual converters and a single inverter and a method of controlling the same. A photovoltaic and fuel cell (PV-FC) hybrid generation system according to an aspect of the invention may include: a PV DC/DC converter unit converting a PV output voltage into a predetermined voltage; an FC DC/DC converter unit converting an FC output voltage into a predetermined voltage; a DC link unit commonly connecting an output terminal of the PV DC/DC converter unit and an output terminal of the FC DC/DC converter unit, and linking the converted PV output voltage from the PV DC/DC converter unit to the converted FC output voltage from the FC DC/DC converter unit to thereby generate a DC voltage; and a DC/AC inverter unit converting the DC voltage from the DC link unit into a predetermined AC voltage.

摘要翻译： 提供了一种使用双转换器和单个逆变器的光伏和燃料电池混合发电系统及其控制方法。 根据本发明的一个方面的光伏和燃料电池（PV-FC）混合发电系统可以包括：将PV输出电压转换成预定电压的PV DC / DC转换器单元; 将FC输出电压转换成预定电压的FC DC / DC转换器单元; 通常连接PV DC / DC转换器单元的输出端子和FC DC / DC转换器单元的输出端子的DC链路单元，以及将来自PV DC / DC转换器单元的转换的PV输出电压连接到转换的FC输出 电压从FC DC / DC转换器单元产生直流电压; 以及DC / AC逆变器单元，将来自DC链路单元的DC电压转换为预定的AC电压。

公开(公告)号：US20110273130A1

公开(公告)日：2011-11-10

申请号：US12899938

申请日：2010-10-07

申请人： Tae Won LEE ,  Dong Seong OH ,  Jin Wook KIM ,  Hee Sung MOON ,  Jeong Min KO ,  Jong Soo KIM ,  Chung Yuen WON ,  Byoung Kuk LEE ,  Gyu Yeong CHOE

发明人： Tae Won LEE ,  Dong Seong OH ,  Jin Wook KIM ,  Hee Sung MOON ,  Jeong Min KO ,  Jong Soo KIM ,  Chung Yuen WON ,  Byoung Kuk LEE ,  Gyu Yeong CHOE

IPC分类号： H01M10/46

CPC分类号： H01M10/465 ,  H01M10/44 ,  H02J3/383 ,  H02J7/35 ,  H02J9/06 ,  H02S40/32 ,  Y02B10/72 ,  Y02E10/563 ,  Y02E10/566 ,  Y10T307/625

摘要： There are provided an apparatus and method for charging and discharging a photovoltaic PCS integrated battery applied to a system that includes a first DC/DC converter 110 connected to a solar cell 10, a DC/AC inverter 120, a DC link unit 130 connected in common to output terminals of the first DC/DC converter 110 and the DC/AC inverter 120, and a second DC/DC converter 140 having a bidirectional DC/DC conversion function connected between the DC rink unit 130 and the battery 30. The present invention calculates the amount of photovoltaic power produced by the solar cell 10 based on voltage and current detected in the voltage/current detector 200, determines one of predetermined control modes according to the amount of photovoltaic power and the connection or not of the battery, and controls the first DC/DC converter 110, the second DC/DC converter, and the DC/AC inverter according to the determined control mode.

摘要翻译： 提供了一种用于充电和放电应用于包括连接到太阳能电池10的第一DC / DC转换器110，DC / AC逆变器120，连接在其上的DC链路单元130的系统的光伏PCS集成电池的装置和方法 与第一DC / DC转换器110和DC / AC逆变器120的输出端子共用的第二DC / DC转换器140以及连接在DC匝道单元130与电池30之间的具有双向DC / DC转换功能的第二DC / DC转换器140。 本发明基于电压/电流检测器200中检测到的电压和电流来计算由太阳能电池10产生的光伏电力的量，根据光伏电力的量和电池的连接而确定预定的控制模式之一，以及 根据确定的控制模式控制第一DC / DC转换器110，第二DC / DC转换器和DC / AC逆变器。

公开(公告)号：US20110242857A1

公开(公告)日：2011-10-06

申请号：US12881624

申请日：2010-09-14

申请人： Jin Wook KIM ,  Tae Won LEE ,  Dong Seong OH ,  Yong Hyok JI ,  Byoung Kuk LEE ,  Chung Yuen WON ,  Jae Hyung KIM ,  Young Ho KIM

发明人： Jin Wook KIM ,  Tae Won LEE ,  Dong Seong OH ,  Yong Hyok JI ,  Byoung Kuk LEE ,  Chung Yuen WON ,  Jae Hyung KIM ,  Young Ho KIM

IPC分类号： H02M3/335

CPC分类号： H02M7/537 ,  H02J3/385 ,  Y02E10/58

摘要： Disclosed are a maximum power point tracker, a power conversion controller, a power conversion device having an insulating structure, and a method for tracking maximum power point. The power conversion device includes: a DC/AC converter including a primary DC chopper unit having a primary switch, a transformer, and an AC/AC conversion unit including a secondary switch; a current detector detecting current from an input stage of the DC/AC converter and providing a detected current value; a voltage detector detecting a system voltage from an output stage of the DC/AC converter; and a power conversion controller generating a primary PWM signal to be provided to the primary DC chopper unit and secondary first and second PWM signals, having the mutually opposing phases, to be provided to the AC/AC conversion unit by using the detected current value and the system voltage.

摘要翻译： 公开了一种最大功率点跟踪器，电力转换控制器，具有绝缘结构的功率转换装置和用于跟踪最大功率点的方法。 电力转换装置包括：DC / AC转换器，包括具有初级开关的初级DC斩波器单元，变压器和包括次级开关的AC / AC转换单元; 电流检测器，检测来自DC / AC转换器的输入级的电流，并提供检测到的电流值; 电压检测器，检测来自DC / AC转换器的输出级的系统电压; 以及电力转换控制器，其通过使用检测到的电流值，将要提供给初级DC斩波器单元的初级PWM信号和具有相互相反的相位的次级第一和第二PWM信号提供给AC / AC转换单元;以及 系统电压。

公开(公告)号：US20110255307A1

公开(公告)日：2011-10-20

申请号：US12906425

申请日：2010-10-18

申请人： Tae Hoon KIM ,  Jae Hyung KIM ,  Jun Gu KIM ,  Yong Hyok JI ,  Chung Yuen WON ,  Doo Young SONG ,  Byoung Kuk LEE ,  Dong Seong OH ,  Tae Won LEE ,  Jin Wook KIM

发明人： Tae Hoon KIM ,  Jae Hyung KIM ,  Jun Gu KIM ,  Yong Hyok JI ,  Chung Yuen WON ,  Doo Young SONG ,  Byoung Kuk LEE ,  Dong Seong OH ,  Tae Won LEE ,  Jin Wook KIM

IPC分类号： H02M7/00

CPC分类号： H02J3/383 ,  H02M1/12 ,  H02M7/53875 ,  Y02E10/563

摘要： There are provided an apparatus and a method for controlling the power quality of a power generation system. According to the present invention, there is provided an apparatus for controlling the power quality of a power generation system including a DC/AC inverter converting DC voltage into AC voltage and supplying inverter current to a grid, including: a grid voltage phase follower generating a grid signal; a fundamental extractor extracting a magnitude of a fundamental wave of a load current introduced into a non-linear load connected between the DC/AC inverter and the grid; a first calculator subtracting a preset current compensation value from the magnitude of the fundamental wave from the fundamental extractor; and a second calculator generating an inverter current instruction value for the DC/AC inverter by using the output value of the first calculator and the grid signal and the load current from the grid voltage phase follower.

摘要翻译： 提供了一种用于控制发电系统的电力质量的装置和方法。 根据本发明，提供了一种用于控制发电系统的电力质量的装置，该发电系统包括将DC电压转换为AC电压并将逆变器电流提供给电网的DC / AC逆变器，包括：电网电压相位跟随器， 电网信号; 提取引入到DC / AC逆变器和电网之间的非线性负载的负载电流的基波的大小的基本提取器; 第一计算器从基波提取器从基波的幅度减去预设电流补偿值; 以及第二计算器，通过使用第一计算器的输出值和电网信号以及来自电网电压相位跟随器的负载电流，为DC / AC逆变器产生逆变器电流指令值。

公开(公告)号：US20110309684A1

公开(公告)日：2011-12-22

申请号：US12950534

申请日：2010-11-19

申请人： Doo Young SONG ,  Tae Hoon KIM ,  Tae Won LEE ,  Don Sik KIM ,  Jin Wook KIM ,  Jae Hyung KIM ,  Jun Gu KIM ,  Yong Hyok JI ,  Chung Yuen WON ,  Byoung Kuk LEE

发明人： Doo Young SONG ,  Tae Hoon KIM ,  Tae Won LEE ,  Don Sik KIM ,  Jin Wook KIM ,  Jae Hyung KIM ,  Jun Gu KIM ,  Yong Hyok JI ,  Chung Yuen WON ,  Byoung Kuk LEE

IPC分类号： H02J3/08

CPC分类号： H02J3/00 ,  H02J3/08 ,  H02J3/383 ,  H02J2003/388 ,  Y02E10/563 ,  Y10T307/735 ,  Y10T307/826 ,  Y10T307/852 ,  Y10T307/858

摘要： There is provided an apparatus for the anti-islanding of a power conditioning system. The apparatus for the anti-islanding of a power conditioning system according to the present invention is applied to a power conditioning system including a DC/DC converter and a DC/AC inverter in order to transfer power from a solar cell array to a grid. The apparatus for the anti-islanding of a power conditioning system may include an injection signal generator generating an injection signal, an adder generating a final fundamental wave command value, a main controller performing the power control according to the final fundamental wave command value and stopping the operation of the power conditioning system when the level of the detected injection signal has reached the predetermined reference level or more, and an injection signal detector detecting the injection signal included in voltage and providing them to the main controller.

摘要翻译： 提供了用于电力调节系统的防孤岛的装置。 根据本发明的用于电力调节系统的防孤岛的装置应用于包括DC / DC转换器和DC / AC逆变器的功率调节系统，以便将功率从太阳能电池阵列传送到电网。 用于电力调节系统的防孤岛的装置可以包括产生喷射信号的喷射信号发生器，产生最终基波指令值的加法器，根据最终基波指令值执行功率控制的主控制器和停止 当检测到的喷射信号的电平达到预定的参考水平或更高时，功率调节系统的操作;以及喷射信号检测器，检测包括在电压中的喷射信号并将其提供给主控制器。

公开(公告)号：US20120026758A1

公开(公告)日：2012-02-02

申请号：US13070727

申请日：2011-03-24

申请人： Tae Won LEE ,  Doo Young SONG ,  Ku Yong KIM ,  Jin Wook KIM ,  Chung Yuen WON ,  Young Ho KIM ,  Byoung Kuk LEE ,  Yong Hyok JI ,  Don Sik KIM ,  Tae Hoon KIM

发明人： Tae Won LEE ,  Doo Young SONG ,  Ku Yong KIM ,  Jin Wook KIM ,  Chung Yuen WON ,  Young Ho KIM ,  Byoung Kuk LEE ,  Yong Hyok JI ,  Don Sik KIM ,  Tae Hoon KIM

IPC分类号： H02M3/335

CPC分类号： H02M3/33576 ,  H02J3/383 ,  Y02E10/563

摘要： There is provided an apparatus and method for controlling a switch of a flyback converter for a solar generating system. The apparatus for controlling a switch of a flyback converter for a solar generating system includes: an MPPT controller generating a current command value for a maximum power point tracker of a solar cell module, based on input voltage, input current, and output voltage of the flyback converter; a current controller generating a current control signal for tracking the current command value; an output current command value generator generating the phase and magnitude command value of the output current, based on the phase of the output voltage and the current control signal; and a switch controller controlling the main switch of the flyback converter, based on the phase and magnitude command value of the output current, thereby simplifying a circuit while solving disadvantages of a discontinuous conduction mode and a boundary conduction mode.

摘要翻译： 提供了一种用于控制用于太阳能发电系统的反激式转换器的开关的装置和方法。 用于控制用于太阳能发电系统的反激式转换器的开关的装置包括：MPPT控制器，基于输入电压，输入电流和输出电压产生太阳能电池模块的最大功率点跟踪器的电流指令值 反激转换器; 产生用于跟踪当前指令值的电流控制信号的电流控制器; 输出电流指令值发生器，基于输出电压和电流控制信号的相位产生输出电流的相位和幅度指令值; 以及基于输出电流的相位和幅度指令值控制回扫转换器的主开关的开关控制器，从而在解决不连续导通模式和边界导电模式的缺点的同时简化电路。

公开(公告)号：US20120170320A1

公开(公告)日：2012-07-05

申请号：US13291630

申请日：2011-11-08

申请人： Tae Won LEE ,  Yong Hyok JI ,  Chung Yuen WON ,  Don Sik KIM ,  Doo Young SONG ,  Min Ho HEO ,  Jin Wook KIM ,  Tae Hoon KIM ,  Young Ho KIM

发明人： Tae Won LEE ,  Yong Hyok JI ,  Chung Yuen WON ,  Don Sik KIM ,  Doo Young SONG ,  Min Ho HEO ,  Jin Wook KIM ,  Tae Hoon KIM ,  Young Ho KIM

IPC分类号： H02M3/335

CPC分类号： G05F1/67 ,  H02J3/385 ,  Y02E10/58

摘要： There are provided a method and an apparatus for generating a current command value for tracking the maximum power point of a solar energy generating system. The apparatus includes: a voltage detector detecting a voltage input into the flyback power converter; a first calculator calculating an output power from the detected input voltage; a second calculator calculating a power variation based on the calculated output power and a voltage variation of the input voltage; and a current command value generator generating a current command value for tracking the maximum power point of the solar cell module from the calculated voltage variation and the calculated power variation. Accordingly, a current command value after calculating an output power may be generated with only a voltage detector, without a current detector, thereby reducing the costs of a solar energy generating system by decreasing the costs for a high-priced current detector, and simplifying circuit.

摘要翻译： 提供了一种用于产生用于跟踪太阳能发电系统的最大功率点的电流指令值的方法和装置。 该装置包括：电压检测器，检测输入到反激式功率转换器的电压; 第一计算器，根据所检测的输入电压计算输出功率; 第二计算器，基于计算的输出功率和输入电压的电压变化来计算功率变化; 以及电流指令值发生器，根据计算的电压变化和计算出的功率变化产生用于跟踪太阳能电池模块的最大功率点的电流指令值。 因此，在没有电流检测器的情况下，可以仅用电压检测器生成计算输出功率之后的电流指令值，从而通过降低高价电流检测器的成本来降低太阳能发电系统的成本，并且简化电路 。

公开(公告)号：US20110273112A1

公开(公告)日：2011-11-10

申请号：US12943062

申请日：2010-11-10

申请人： Il Woon LEE ,  Tae Won LEE ,  Don Sik KIM ,  Young Gun HONG ,  Dong Seong OH ,  Jin Wook KIM ,  Jong Hae KIM ,  Jae Sun WON

发明人： Il Woon LEE ,  Tae Won LEE ,  Don Sik KIM ,  Young Gun HONG ,  Dong Seong OH ,  Jin Wook KIM ,  Jong Hae KIM ,  Jae Sun WON

IPC分类号： H05B37/02

CPC分类号： H05B33/0887

摘要： There is provided a light emitting driver. A light emitting driver according to an aspect of the invention may include: an LED driving section driving a light emitting part according to a detection value of the light emitting part including a plurality of light emitting devices; and a detection section transmitting the detection value to the LED driving section according to a detection voltage corresponding to a magnitude of a driving current flowing through the light emitting part when an output voltage, being applied to the light emitting part, has a value smaller than a predetermined output voltage reference value, and transmitting the detection value to the LED driving section according to a magnitude of the output voltage.

摘要翻译： 提供了一个发光驱动器。 根据本发明的一个方面的发光驱动器可以包括：LED驱动部分，根据包括多个发光器件的发光部件的检测值来驱动发光部分; 以及检测部，其根据与施加到所述发光部的输出电压的值小于所述发光部的驱动电流的大小对应的检测电压，向所述LED驱动部发送所述检测值。 预定的输出电压参考值，并根据输出电压的大小将检测值发送到LED驱动部分。

公开(公告)号：US20090316452A1

公开(公告)日：2009-12-24

申请号：US12262199

申请日：2008-10-31

申请人： Jin Wook KIM ,  Sung Soo HONG ,  Chung Wook ROH ,  Sang Kyoo HAN ,  Jong Sun KIM ,  Jae Sun WON ,  Dong Seong OH ,  Dea Min JANG ,  Jong Hae KIM

发明人： Jin Wook KIM ,  Sung Soo HONG ,  Chung Wook ROH ,  Sang Kyoo HAN ,  Jong Sun KIM ,  Jae Sun WON ,  Dong Seong OH ,  Dea Min JANG ,  Jong Hae KIM

IPC分类号： H02M7/42

CPC分类号： G05F1/67

摘要： The present invention relates to power supplies, and more particularly, to a power supply having a maximum power point tracking function that controls power switching so that a detected power value is within a reference range having a maximum power point in a predetermined current-voltage curve. A power supply having a maximum power point tracking function according to an aspect of the invention includes: a converter section switching input power and converting the switched input power into predetermined DC power; and a maximum power point tracking section detecting a power value determined according to a switching operation of the converter section among power values included in a predetermined power-voltage curve, and controlling the switching operation of the converter section so that the detected power value is located within a predetermined reference range having a maximum power value among the power values included in the power-voltage curve.

摘要翻译： 本发明涉及电源，更具体地说，涉及具有最大功率点跟踪功能的电源，其控制功率切换，使得检测功率值在具有预定电流 - 电压曲线中的最大功率点的参考范围内 。 具有根据本发明的一个方面的具有最大功率点跟踪功能的电源包括：转换器部分切换输入功率并将切换的输入功率转换成预定的直流功率; 以及最大功率点跟踪部，其检测根据所述转换器部分的切换操作确定的功率值，所述功率值包括在预定电源电压曲线中的功率值之中，并且控制所述转换器部分的切换操作，使得所检测的功率值位于 在包括在电源电压曲线中的功率值中具有最大功率值的预定参考范围内。

公开(公告)号：US20090316447A1

公开(公告)日：2009-12-24

申请号：US12262209

申请日：2008-10-31

申请人： Jin Wook KIM ,  Sung Soo HONG ,  Sang Kyoo HAN ,  Chung Wook ROH ,  Jong Sun KIM ,  Sang Hun LEE ,  Jae Sun WON ,  Dong Seong OH ,  Jong Hae KIM

发明人： Jin Wook KIM ,  Sung Soo HONG ,  Sang Kyoo HAN ,  Chung Wook ROH ,  Jong Sun KIM ,  Sang Hun LEE ,  Jae Sun WON ,  Dong Seong OH ,  Jong Hae KIM

IPC分类号： H02M5/458

CPC分类号： G05F1/67 ,  H02J3/383 ,  Y02E10/563 ,  Y02E10/58

摘要： The present invention relates to power supplies, and more particularly, to a power supply having a maximum power point tracking function that can reduce manufacturing costs and circuit size by using a maximum power point tracking section with a simplified circuit in a solar photovoltaic power generator supplying power using sunlight instead of using a micro controller, the maximum power point tracking section that controls power switching according to a result of integration of a value obtained by dividing a power variation by a voltage variation to track a maximum power value. A power supply having a maximum power point tracking function according to an aspect of the invention may include: a converter section switching input power, and converting the switched input power into predetermined DC power; and a maximum power point tracking section detecting a voltage and a power value of the input power, dividing a variation of the detected power by a variation of the detected voltage, integrating a result of the division, and controlling the switching operation of the converter section according to a value of the integration.

摘要翻译： 本发明涉及电源，更具体地说，涉及具有最大功率点跟踪功能的电源，其能够通过在太阳能光伏发电机供电中使用具有简化电路的最大功率点跟踪部分来降低制造成本和电路尺寸 使用阳光而不是使用微控制器的电力，最大功率点跟踪部分，其根据通过将功率变化除以电压变化获得的值的积分结果来控制功率切换以跟踪最大功率值。 具有根据本发明的一个方面的具有最大功率点跟踪功能的电源可以包括：转换器部分切换输入电力，并将切换的输入功率转换成预定的直流电力; 以及最大功率点跟踪部，其检测所述输入功率的电压和功率值，通过对所述检测电压的变化进行除法检测的功率的变化，对所述分割结果进行积分，并且控制所述转换器部的切换动作 根据一体化的价值。