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    • 9. 发明申请
    • APPARATUS AND METHOD FOR CONTROL OF MULTI-INVERTER POWER CONVERTER
    • 多逆变电源转换器的控制方法及装置
    • WO2015196214A1
    • 2015-12-23
    • PCT/US2015/037034
    • 2015-06-22
    • GENERAL ELECTRIC COMPANY
    • NIKOLOV, EmilZIMMERMAN, Jeffrey, Richard
    • H02M7/497
    • H02M7/493H02M1/0845H02M1/088H02M7/49H02M7/537H02M2001/0048H03K19/173Y02B70/1491
    • A control apparatus includes a control logic circuit that is configured to generate control signals for controlling at least two inverters (e.g., 3 -phase inverters) that are coupled in parallel. The control logic circuit is configured to sample output currents present in common load terminals of the inverters, and to compare the sampled currents to generated current references. The output currents may be sampled, and/or the current references generated, at a fixed rate. Errors between the sampled currents and current references are evaluated against hysteresis dead bands around the current references. The control signals are generated based on (i) retrieved modulator output values for a selected one of the inverters and (ii) the errors as evaluated against the hysteresis dead bands. The control logic circuit may implement first and second counters for coordinating the current reference generation, sampling the output currents, retrieving the modulator output values, etc.
    • 控制装置包括控制逻辑电路,其被配置为产生用于控制并联耦合的至少两个逆变器(例如,3相逆变器)的控制信号。 控制逻辑电路被配置为对存在于逆变器的公共负载端子中的输出电流进行采样,并将采样电流与产生的电流参考值进行比较。 可以以固定的速率对输出电流进行采样和/或产生电流参考。 对采样电流和电流参考值之间的误差进行评估,以抵抗电流参考周围的滞后死区。 基于(i)所选择的一个逆变器的调制器输出值和(ii)针对滞后死区进行评估的误差来产生控制信号。 控制逻辑电路可以实现用于协调当前参考产生的第一和第二计数器,对输出电流进行采样,检索调制器输出值等。
    • 10. 发明申请
    • A METHOD AND SYSTEM FOR TIMETABLE OPTIMIZATION UTILIZING ENERGY CONSUMPTION FACTORS
    • 一种利用能源消耗因子进行时间优化的方法与系统
    • WO2015116429A1
    • 2015-08-06
    • PCT/US2015/011972
    • 2015-01-20
    • GENERAL ELECTRIC COMPANY
    • FOURNIER, DavidMULARD, Denis
    • B61L27/00B61L3/00
    • B61L27/0027B61L3/006B61L27/0055
    • Systems and methods for synchronizing two or more vehicles operating on an electric transportation line to optimize energy consumption. A controller is provided having a computer memory component storing a set of computer-executable instructions, a list of braking intervals, and a list of acceleration intervals for the vehicles. The controller also has a processing component configured to execute the set of computer- executable instructions to operate on the list of braking intervals and the list of acceleration intervals to minimize an energy consumption of the electric transportation line over a determined period of time by shifting acceleration intervals to synchronize with braking intervals. A dedicated heuristic greedy algorithm and an energy model are implemented in the controller as part of the computer-executable instructions to achieve the improved energy consumption.
    • 用于同步在电力运输线路上运行的两个或多个车辆以优化能量消耗的系统和方法。 提供一种控制器,其具有存储一组计算机可执行指令的计算机存储器组件,制动间隔的列表以及车辆的加速间隔列表。 该控制器还具有处理部件,该处理部件被配置为执行该组计算机可执行指令以在制动间隔列表和加速度间隔列表中进行操作,以通过移动加速度在一段确定的时间段内最小化电力输送线路的能量消耗 间隔与制动间隔同步。 在控制器中实现了一种专用的启发式贪心算法和能量模型,作为计算机可执行指令的一部分,以实现改进的能量消耗。