公开(公告)号：KR101550420B1

公开(公告)日：2015-09-08

申请号：KR1020130134845

申请日：2013-11-07

Applicant: 고려대학교 산학협력단

Inventor： 황평익 ,  문승일 ,  안선주 ,  김택원 ,  임종인

IPC: H02J3/00

Abstract: 본발명은분산전원연계에따른배전계통의조류계산방법및 시스템에관한것으로, 보다구체적으로는분산전원모델링부가출력필터에기초하여분산전원(Distributed Generation)의종류를판단하는단계; 상전류계산부가상기분산전원의정상상태에서출력되는상 전류를계산하는단계; 및조류계산부가상기상 전류에기초하여상기분산전원의전력조류를계산하는단계; 를포함한다. 이러한구성에의해, 본발명의분산전원연계에따른배전계통의조류계산방법및 시스템은배전계통의분산전원이연계된지점에서전압및 전류전력의분포를정확하게판단할수 있어, 분산전원이연계된배전계통을안정화시킬수 있는효과가있다. 또한본 발명의분산전원연계에따른배전계통의조류계산방법및 시스템은배전계통의불균형동작조건에서도분산전원의상이달라지는것을방지할수 있는효과가있다.

公开(公告)号：KR1020140048395A

公开(公告)日：2014-04-24

申请号：KR1020120113007

申请日：2012-10-11

Applicant: 고려대학교 산학협력단

Inventor： 임종인 ,  강현구 ,  안선주 ,  문승일

IPC: H02J3/46

CPC classification number: H02J3/46 ,  H02J3/12 ,  H02J3/381

Abstract: Disclosed are an apparatus and a method for controlling an output of a distributed power. The method for controlling the output of the distributed power connected to a system according to an embodiment of the present invention comprises the steps of: measuring frequency and output at an operating point based on the operating point of a generator; calculating a first droop coefficient between the operating point and the maximum amount of power generation and a second droop coefficient between the operating point and the minimum amount of power generation by using the measured frequency and output; calculating the percentage loading of a load of the generators consisting of the distributed power according to the first droop coefficient and the second droop coefficient; and controlling the output of the generators according to the calculated percentage loading of the load. [Reference numerals] (310) Measuring frequency and output at an operating point based on the operating point of a generator; (320) Calculating a first droop coefficient between the operating point and the maximum amount of power generation and a second droop coefficient between the operating point and the minimum amount of power generation; (330) Calculating the percentage loading of a load of the generators consisting of the distributed power according to the first droop coefficient and the second droop coefficient; (340) Controlling the output of the generators according to the calculated percentage loading of the load; (AA) Start; (BB) End

Abstract translation: 公开了一种用于控制分布式电力的输出的装置和方法。 根据本发明的实施例的用于控制连接到系统的分布式电力的输出的方法包括以下步骤：基于发电机的工作点测量工作点处的频率和输出; 通过使用测量的频率和输出来计算工作点和最大发电量之间的第一下垂系数和工作点与最小发电量之间的第二下垂系数; 根据第一下垂系数和第二下垂系数计算由分布式功率组成的发电机的负载的百分比负载; 并根据所计算出的负荷百分比来控制发电机的输出。 （附图标记）（310）基于发电机的工作点测量工作点的频率和输出; （320）计算工作点和最大发电量之间的第一下垂系数和工作点与最小发电量之间的第二下垂系数; （330）根据第一下垂系数和第二下垂系数计算由分布式功率组成的发电机的负载的百分比负载; （340）根据计算出的载荷百分比控制发电机的输出; （AA）开始; （BB）结束

公开(公告)号：KR1020150053085A

公开(公告)日：2015-05-15

申请号：KR1020130134845

申请日：2013-11-07

Applicant: 고려대학교 산학협력단

Inventor： 황평익 ,  문승일 ,  안선주 ,  김택원 ,  임종인

IPC: H02J3/00

CPC classification number: H02J3/00 ,  G06Q50/00

Abstract: 본발명은분산전원연계에따른배전계통의조류계산방법및 시스템에관한것으로, 보다구체적으로는분산전원모델링부가출력필터에기초하여분산전원(Distributed Generation)의종류를판단하는단계; 상전류계산부가상기분산전원의정상상태에서출력되는상 전류를계산하는단계; 및조류계산부가상기상 전류에기초하여상기분산전원의전력조류를계산하는단계; 를포함한다. 이러한구성에의해, 본발명의분산전원연계에따른배전계통의조류계산방법및 시스템은배전계통의분산전원이연계된지점에서전압및 전류전력의분포를정확하게판단할수 있어, 분산전원이연계된배전계통을안정화시킬수 있는효과가있다. 또한본 발명의분산전원연계에따른배전계통의조류계산방법및 시스템은배전계통의불균형동작조건에서도분산전원의상이달라지는것을방지할수 있는효과가있다.

Abstract translation: 提供功率流量计算方法和分散式电源分配系统，以准确确定配电系统分布式电源连接点的电压和电流功率分布，以稳定分布式电源 连接，并且即使在分配系统的不平衡的动作条件下也防止分散电源的阶段变化。 该方法包括以下步骤：基于使用分散式电源建模单元的输出滤波器确定分散电源的类型; 使用相电流计算单元计算在所述分散电源的正常状态下输出的相电流; 以及使用功率流计算单元，基于所述相电流来计算所述分散电源的功率流。