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    • 1. 发明授权
    • 멀티-레벨 인버터 구동 장치 및 방법
    • - 用于驱动多电平逆变器的装置及其方法
    • KR101697375B1
    • 2017-02-02
    • KR1020110030898
    • 2011-04-04
    • 엘에스산전 주식회사연세대학교 산학협력단
    • 손금태허견박정욱이희진남태식정용호백승택이욱화
    • H02M7/48H02M1/44
    • 본발명의일 실시예에따라멀티-레벨인버터구동장치가개시된다. 상기장치는진폭및 평균값-가변캐리어신호를생성하는캐리어신호생성기; 기준신호와상기캐리어신호를비교하여멀티-레벨인버터의게이트신호를생성하는게이트신호생성기; 상기멀티-레벨인버터의출력신호의 THD(total harmonic distortion)를측정하기위한 THD 측정기; 및상기측정된 THD에따라상기캐리어신호생성기로캐리어신호의진폭및 평균값을조절하기위한제어신호를전송하는제어기를포함할수 있다.
    • 目的:提供一种用于驱动多电平逆变器的装置和方法,用于通过控制根据以下方式确定的载波信号的平均值和幅度来改善来自多电平逆变器的输出信号的THD(总谐波失真) 数量级别。 构成:载波信号发生器(410)产生振幅和平均值可变载波信号。 门信号发生器(420)通过将参考信号与载波信号进行比较来产生多电平逆变器的门信号。 THD测量装置(430)测量来自多电平逆变器的输出信号的THD。 控制器(440)用载波信号发生器发送用于控制载波信号的振幅和平均值的控制信号。 控制器产生用于减少THD的控制信号。 (附图标记)(410)载波信号发生器; (420)门信号发生器; (430)THD测量装置; (440)控制器
    • 3. 发明授权
    • 멀티레벨 컨버터의 제어방법
    • 多电平转换器控制方法
    • KR101221159B1
    • 2013-01-10
    • KR1020110147317
    • 2011-12-30
    • 엘에스산전 주식회사연세대학교 산학협력단
    • 손금태백승택허견박정욱이희진정용호이욱화
    • H02M7/155
    • G05F3/02H02M1/42H02M3/158H02M7/483H02M2007/4835
    • PURPOSE: A method for controlling a multi-level convertor is provided to efficiently reduce time for aligning sub-module values in a voltage balancing process by applying a switching method. CONSTITUTION: A voltage(100) applied by the purpose of electric equipment is measured. The measured voltage is modulated. The number(121) of sub-modules, a voltage(123) of each sub-module, a direction(125) of dark current are measured so that a voltage balancing(130) is performed. Gate signals(140) for controlling each sub-module are generated. [Reference numerals] (100) Applied voltage; (110) Modulation; (121) The number of sub-modules ON; (123) Voltage of each sub-module; (125) Dark current; (130) Voltage balancing; (140) Gate signal
    • 目的:提供一种用于控制多电平转换器的方法,以通过应用切换方法来有效地减少在电压平衡过程中对准子模块值的时间。 规定:测量以电气设备为目的的电压(100)。 测量的电压被调制。 测量子模块的数量(121),每个子模块的电压(123),暗电流的方向(125),以便进行电压平衡(130)。 产生用于控制每个子模块的门信号(140)。 (附图标记)(100)施加电压; (110)调制; (121)子模块数量ON; (123)每个子模块的电压; (125)暗电流; (130)电压平衡; (140)门信号
    • 4. 发明授权
    • 멀티레벨 컨버터의 제어방법
    • 控制多电平转换器的方法
    • KR101380079B1
    • 2014-04-01
    • KR1020130060102
    • 2013-05-28
    • 엘에스산전 주식회사연세대학교 산학협력단
    • 손금태허견박정욱이희진남태식정용호백승택이욱화
    • H02M7/493H02M7/483H02M7/48H02M7/42
    • H02M1/08H02M7/49H02M2001/0003H02M2007/4835
    • The present invention provides a method for controlling a multilevel converter which improves efficiency. The present invention provides the method for controlling the multilevel converter comprising; a step of sensing a modulation state value of sub modules and a current direction; and a step of designating average switching times per one period of an output waveform of one sub module according to the state value and the current direction. The step of designating average switching times comprises; a step of grouping the sub modules according to the on and off states of the sub module; a step of comparing the number of the sub modules of the on state with the number of the sub modules of the off state and changing the state according to the difference; a step of comparing the sub modules of the on state having a high voltage with the sub modules of the off state having a low voltage value as a predetermined value in a charging condition and changing the state of the compared sub modules of the on and off states; and a step of comparing the sub modules of the on state having a low voltage with the sub modules of the off state having a high voltage as a predetermined value in a discharging condition and changing the state of the compared sub modules of the on and off states if a value of the sub modules of the off state is high.
    • 本发明提供了一种用于控制提高效率的多电平转换器的方法。 本发明提供了一种用于控制多电平转换器的方法,包括: 感测子模块的调制状态值和电流方向的步骤; 以及根据状态值和当前方向指定一个子模块的输出波形的每个周期的平均切换时间的步骤。 指定平均切换时间的步骤包括: 根据子模块的开和关状态对子模块进行分组的步骤; 将导通状态的子模块的数量与关闭状态的子模块的数量进行比较并根据该差异来改变状态的步骤; 在充电状态下将具有高电压的导通状态的子模块与具有低电压值的关闭状态的子模块作为预定值进行比较的步骤,并且改变比较的子模块的导通和关断的状态 状态; 以及在放电条件下比较具有低电压的导通状态的子模块与具有高电压的关闭状态的子模块作为预定值的步骤,并且改变所述比较的子模块的开/关的状态 说明关闭状态的子模块的值是否高。
    • 5. 发明公开
    • 멀티-레벨 인버터 구동 장치 및 방법
    • 用于驱动多电平逆变器的装置及其方法
    • KR1020120113145A
    • 2012-10-12
    • KR1020110030898
    • 2011-04-04
    • 엘에스산전 주식회사연세대학교 산학협력단
    • 손금태허견박정욱이희진남태식정용호백승택이욱화
    • H02M7/48H02M1/44
    • PURPOSE: An apparatus and method for driving a multi-level inverter are provided to improve THD(Total Harmonic Distortion) of an output signal from the multi-level inverter by controlling a mean value and an amplitude of a carrier signal which are determined according to the number of levels. CONSTITUTION: A carrier signal generator(410) generates an amplitude and mean value-variable carrier signal. A gate signal generator(420) generates a gate signal of a multi-level inverter by comparing a reference signal with the carrier signal. A THD measuring device(430) measures THD of an output signal from the multi-level inverter. A controller(440) transmits a control signal for controlling an amplitude and a mean value of the carrier signal with the carrier signal generator. The controller generates the control signal for reducing the THD. [Reference numerals] (410) Carrier signal generator; (420) Gate signal generator; (430) THD measuring device; (440) Controller
    • 目的:提供一种用于驱动多电平逆变器的装置和方法,用于通过控制根据以下方式确定的载波信号的平均值和幅度来改善来自多电平逆变器的输出信号的THD(总谐波失真) 数量级别。 构成:载波信号发生器(410)产生振幅和平均值可变载波信号。 门信号发生器(420)通过将参考信号与载波信号进行比较来产生多电平逆变器的门信号。 THD测量装置(430)测量来自多电平逆变器的输出信号的THD。 控制器(440)用载波信号发生器发送用于控制载波信号的振幅和平均值的控制信号。 控制器产生用于减少THD的控制信号。 (附图标记)(410)载波信号发生器; (420)门信号发生器; (430)THD测量装置; (440)控制器
    • 7. 发明授权
    • 에너지 저장 시스템 및 그 제어 장치와 방법
    • 储能系统及其控制装置和方法
    • KR101844430B1
    • 2018-04-02
    • KR1020150027598
    • 2015-02-26
    • 연세대학교 산학협력단
    • 허견심재웅
    • H02J7/04
    • 본발명은에너지저장시스템및 그제어장치와방법에관한것이다. 본발명에따른에너지저장시스템은, 전기에너지를저장하고, 전력계통에대하여충방전을수행하는에너지저장장치; 및상기에너지저장장치의충방전제어를위한주파수기준값을설정하고, 상기에너지저장장치의충전상태에기초하여생성된파라미터를반영하여상기주파수기준값에상응하는전력기준값을산출하며, 상기전력기준값에기초하여상기에너지저장장치의충방전을제어하는제어장치를포함하는것을특징으로한다.
    • 能量存储系统及其控制设备和方法 根据本发明的能量存储系统包括:能量存储装置,用于存储电能并对电力系统执行充电/放电; 和,以反映充电能量存储装置的,并计算对应于该频率的基准值的功率的基准值的状态的基础上产生的参数,设置了充电和能量存储装置中的频率参考值的充放电控制,并且,基于所述功率参考值, 并控制储能装置的充放电。
    • 9. 发明公开
    • 실내 환경 제어 장치 및 그 방법
    • 用于控制内部环境的系统及其方法
    • KR1020130023601A
    • 2013-03-08
    • KR1020110086502
    • 2011-08-29
    • 연세대학교 산학협력단
    • 허견박병성안경성
    • F24F11/02G05B19/02H02J13/00
    • Y02B70/3216Y02B70/3266Y02B70/3275Y04S20/221Y04S20/242Y04S20/244F24F11/30F24F11/46F24F11/62F24F2140/60H04L12/12
    • PURPOSE: A system for controlling an indoor environment and a method thereof are provided to make a pleasant indoor environment with a little air exchange rate by taking a step prior to reach to the preset threshold of the indoor concentration of carbon dioxide. CONSTITUTION: A system for controlling an indoor environment comprises a ranking unit(140), a control unit(120), and a communication module(130). The ranking unit determines the ranking of a plurality of appliances, respectively. The control unit successively determines whether to control the appliances according to the situation information of a user and preset ranking. The control unit produces a control signal for operating an air purification system or curtailing the power of appliances before the concentration of carbon dioxide reaching the preset threshold. The communication module transmits the control signal to the air purification system or to the appliances. [Reference numerals] (110) Storage unit; (120) Control unit; (130,220,620) Communication module; (140) Ranking unit; (200) User situation information sensing device; (210,610) Sensor; (310) Input unit; (411) Control target 1; (412) Control target 2; (413) Control target 3; (414) Control target 4; (415) Control target n; (510) Air purifying system; (600) Carbon dioxide sensing device; (AA) Ventilation device; (BB) Air cleaner; (CC) Oxide supplier
    • 目的:提供一种用于控制室内环境的系统及其方法,以通过在达到室内二氧化碳浓度的预设阈值之前先步骤地制造具有小空气交换率的令人愉快的室内环境。 构成:用于控制室内环境的系统包括排序单元(140),控制单元(120)和通信模块(130)。 排名单元分别确定多个装置的排名。 控制单元根据用户的情况信息和预设排序依次确定是否控制设备。 控制单元产生用于操作空气净化系统的控制信号或在二氧化碳浓度达到预设阈值之前减小设备的功率。 通信模块将控制信号发送到空气净化系统或设备。 (附图标记)(110)存储单元; (120)控制单元; (130,220,620)通讯模块; (140)排名单位; (200)用户情况信息感应装置; (210,610)传感器; (310)输入单元; (411)控制目标1; (412)控制目标2; (413)控制目标3; (414)控制目标4; (415)控制目标n; (510)空气净化系统; (600)二氧化碳检测装置; (AA)通风装置; (BB)空气净化器; (CC)氧化物供应商