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    • 2. 发明授权
    • H-bridge micro inverter grid-connected device
    • H桥微逆变并网装置
    • US09190920B2
    • 2015-11-17
    • US13571628
    • 2012-08-10
    • Huaguang ZhangDongsheng YangGuangru ZhangGang WangLe LiXinrui LiuYingchun WangRijiang WangYang Jiao
    • Huaguang ZhangDongsheng YangGuangru ZhangGang WangLe LiXinrui LiuYingchun WangRijiang WangYang Jiao
    • H02M3/335H02M7/48H02M1/00
    • H02M3/33569H02M7/4807H02M2001/007Y02E10/56
    • An H-bridge micro inverter grid-connected device is invented to solve the problem that failure of any photovoltaic panel on the existing solar photovoltaic system cascade can cause efficiency reduction of the whole photovoltaic panel module. The H-bridge micro inverter grid-connected device comprises a single-chip microcomputer controller, a CPLD controller, a MOSFET full-bridge circuit, a high-frequency transformer, a half-bridge rectifying circuit, an SCR full-bridge circuit and a filter circuit, wherein the MOSFET full-bridge circuit is in the full-bridge type, the high-frequency transformer is a single-phase transformer with a central tap, and the SCR full-bridge circuit is applied. The integral structure above is characterized by the decreasing number of components, the reduction of power switches, and the simplification of the control circuits and driving circuits, so as to decrease the number of full-control switch components, improve the system reliability and reduce the system costs.
    • 发明了一种H桥微逆变并网装置,以解决现有太阳能光伏发电系统级联的任何光伏面板的故障可能导致整个光伏面板组件的效率降低的问题。 H桥微逆变并网装置包括单片机控制器,CPLD控制器,MOSFET全桥电路,高频变压器,半桥整流电路,SCR全桥电路和 滤波电路,其中MOSFET全桥电路为全桥型,高频变压器为具有中央抽头的单相变压器,并采用SCR全桥电路。 上述整体结构的特征在于部件数量的减少,功率开关的减少以及控制电路和驱动电路的简化,从而减少了全控开关元件的数量,提高了系统的可靠性,并减少了 系统成本。
    • 3. 发明申请
    • H-BRIDGE MICRO INVERTER GRID-CONNECTED DEVICE
    • H型桥式微逆变器网状连接器件
    • US20130242617A1
    • 2013-09-19
    • US13571628
    • 2012-08-10
    • Huaguang ZhangDongsheng YangGuangru ZhangGang WangLe LiXinrui LiuYingchun WangRijiang WangYang Jiao
    • Huaguang ZhangDongsheng YangGuangru ZhangGang WangLe LiXinrui LiuYingchun WangRijiang WangYang Jiao
    • H02M3/335
    • H02M3/33569H02M7/4807H02M2001/007Y02E10/56
    • An H-bridge micro inverter grid-connected device is invented to solve the problem that failure of any photovoltaic panel on the existing solar photovoltaic system cascade can cause efficiency reduction of the whole photovoltaic panel module. The H-bridge micro inverter grid-connected device comprises a single-chip microcomputer controller, a CPLD controller, a MOSFET full-bridge circuit, a high-frequency transformer, a half-bridge rectifying circuit, an SCR full-bridge circuit and a filter circuit, wherein the MOSFET full-bridge circuit is in the full-bridge type, the high-frequency transformer is a single-phase transformer with a central tap, and the SCR full-bridge circuit is applied. The integral structure above is characterized by the decreasing number of components, the reduction of power switches, and the simplification of the control circuits and driving circuits, so as to decrease the number of full-control switch components, improve the system reliability and reduce the system costs.
    • 发明了一种H桥微逆变并网装置,以解决现有太阳能光伏发电系统级联的任何光伏面板的故障可能导致整个光伏面板组件的效率降低的问题。 H桥微逆变并网装置包括单片机控制器,CPLD控制器,MOSFET全桥电路,高频变压器,半桥整流电路,SCR全桥电路和 滤波电路,其中MOSFET全桥电路为全桥型,高频变压器为具有中央抽头的单相变压器,并采用SCR全桥电路。 上述整体结构的特征在于部件数量的减少,功率开关的减少以及控制电路和驱动电路的简化,从而减少了全控开关元件的数量,提高了系统的可靠性,并减少了 系统成本。
    • 6. 发明授权
    • Wide steering-range motionless optical beam steering device, and methods of manufacture
    • 宽方向盘静止光束转向装置及其制造方法
    • US07146070B1
    • 2006-12-05
    • US10687682
    • 2003-10-18
    • Le LiHaiping YuBen Y. TangZhan Chen
    • Le LiHaiping YuBen Y. TangZhan Chen
    • G02B6/35G02B26/08
    • G02F1/1326G02B6/3512G02B6/3596G02F2203/06G02F2203/24
    • Electro-optically operated transmitters containing a wave guide liquid crystal beam steering device in series of fine beam steering devices as well as electrically switchable mirror are disclosed. The wave guide beam steering device is constructed on a planar lightwave circuit that contains a plurality of liquid crystal switching elements intersecting a plurality of optical wave guides and one main wave guide that has a curvature for light propagation. The transceiver is capable of continuously steering multiple beams of light into separate independent directions with a field-of-regard close to 4π. The resulted optical transmitter device is motionless, polarization sensitive or insensitive, stable within the operational spectral region, and stable versus temperature. When an optical receiver is integrated, the transmitters become transceivers. The invention also includes the methods for manufacturing the wave guide beam steering device.
    • 公开了一种电光转换器,其包含一系列精细光束转向装置的波导液晶束转向装置以及可电切换镜。 波导光束转向装置构造在包含与多个光波导相交的多个液晶开关元件和具有光传播曲率的一个主波导的平面光波回路上。 收发器能够将多个光束连续地转向独立的独立方向,其中视场接近4pi。 所产生的光发射机设备在工作光谱区域内是静止的,极化敏感的或不敏感的,稳定的,并且与温度相对稳定。 当光接收机集成时,发射机成为收发器。 本发明还包括制造波导光束转向装置的方法。