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    • 6. 发明授权
    • Hybrid integrated wind-solar-diesel-city power supply system
    • 混合式综合风 - 太阳能 - 柴油城市供电系统
    • US09130387B2
    • 2015-09-08
    • US13520108
    • 2011-05-27
    • Bin DongZhong Wei ZhengWei YuYu Sheng Ye
    • Bin DongZhong Wei ZhengWei YuYu Sheng Ye
    • H02J3/00H02J7/34H02J1/10H02J7/35H02J3/38
    • H02J3/005H02J1/102H02J3/381H02J3/383H02J3/386H02J7/34H02J7/35Y02A30/62Y02E10/563Y02E10/566Y02E10/763Y02E10/766Y02E70/40Y10T307/696
    • The invention relates to a hybrid integrated wind-solar-diesel-city power supply system, which comprises at least one subsystem selected from wind power subsystems or solar power subsystems and at least one diesel-city power subsystem, a direct-current bus unit, a main control unit, multiple high frequency rectifiers and a direct-current distribution unit. Each one subsystem has a DC output coupled to said direct-current bus unit for afflux. Said main control unit is configured to select a set of subsystems from the wind and solar power subsystems and enable the selected set of subsystems but disable others, so as to let a sum of maximum power output of all enabled subsystems to be larger than or equal to power demanded while minimize the number of the enabled subsystems contained in the selected set of the subsystems, and adjust operation of the selected subsystems so as to optimize the system efficiency, and also configured to control current and voltage output of said high frequency rectifier according to the operation status of said direct-current distribution unit and the voltage and current output of said direct-current bus unit, thereby advantageously increasing efficiency and reducing the power consumption of the system, and thus also improve reliability and life of the system apparatus.
    • 本发明涉及一种混合式综合风力 - 太阳能 - 柴油城市供电系统,其包括至少一个选自风力发电子系统或太阳能发电子系统的子系统和至少一个柴油城市电力子系统,直流总线单元, 主控单元,多个高频整流器和直流分配单元。 每个子系统具有耦合到所述直流总线单元的直流输出用于流淌。 所述主控制单元被配置为从风和太阳能发电子系统中选择一组子系统,并启用所选择的一组子系统,但禁用其他子系统,以使所有启用的子系统的最大功率输出的总和大于或等于 在所选择的一组子系统中包含的启用子系统的数量最小化的同时,对所需的功率进行最小化,并且调整所选择的子系统的操作,以便优化系统效率,并且还被配置为根据所述子系统的电流和电压输出来控制所述高频整流器的电流和电压输出 涉及所述直流分配单元的运行状态和所述直流总线单元的电压和电流输出,由此有利地提高了系统的效率并降低了功率消耗,从而也提高了系统设备的可靠性和寿命。
    • 7. 发明申请
    • Method for controlling well bore pressure based on model prediction control theory and systems theory
    • 基于模型预测控制理论和系统理论的井筒压力控制方法
    • US20140262246A1
    • 2014-09-18
    • US14351573
    • 2011-11-04
    • Zhilin LiBin DongHaifang SunLiexiang HanRunde XiaoBo YangGui TangQiulai XueQiang WeiGuojun TangXing Zuo
    • Zhilin LiBin DongHaifang SunLiexiang HanRunde XiaoBo YangGui TangQiulai XueQiang WeiGuojun TangXing Zuo
    • E21B41/00E21B47/10
    • E21B49/00E21B21/08E21B41/0092E21B47/1025
    • A method for controlling well bore pressure based on model prediction control theory and systems theory, which belongs to the field of well bore pressure control technique, includes: detecting a well bottom pressure, a stand pipe pressure, a casing pressure, an injection flow rate and an outlet flow rate during construction process, and determining the presence of overflow or leakage; if there is no overflow or leakage, then fine-adjusting the wellhead casing pressure according to the slight fluctuations of the well bottom pressure, the stand pipe pressure or the casing pressure, ensuring that the well bottom pressure, the stand pipe pressure or the casing pressure are at a set value; if there is overflow or leakage, then using a well bore multi-phase flow dynamic model to simulate and calculate the overflow or leakage position and starting time of the overflow or leakage, predicting the variation over a future time period of the well bore pressure in the well drilling process, and utilizing an optimization algorithm to calculate the control parameter under a minimum of an actual well bottom pressure difference during the future period; and repeating the optimization process for the next time period after a first control parameter is selected and set. The present method enables the well bore pressure to be controlled within the allowable fluctuation range of a project, thus achieving precise pressure control.
    • 基于井眼压力控制技术领域的模型预测控制理论和系统理论,控制井筒压力的方法包括:检测井底压力,立管压力,套管压力,喷射流量 和施工过程中的出口流量,并确定溢出或泄漏的存在; 如果没有溢出或泄漏,则根据井底压力,立管压力或套管压力的轻微波动来微调井口套管压力,确保井底压力,立管压力或套管 压力处于设定值; 如果有溢流或泄漏,则使用井筒多相流动力学模型来模拟和计算溢流或泄漏位置以及溢流或泄漏的开始时间,预测未来时间段内井筒压力的变化 钻井过程,并利用优化算法在未来期间在最小实际井底压力差下计算控制参数; 并且在选择和设置第一控制参数之后,重复下一时间段的优化处理。 本方法能够将井筒压力控制在工程的容许波动范围内,从而实现精确的压力控制。
    • 8. 发明授权
    • Benign solvents for forming protein structures
    • 用于形成蛋白质结构的良性溶剂
    • US08318903B2
    • 2012-11-27
    • US12571043
    • 2009-09-30
    • Bin DongOlivier ArnoultGary WnekLingui Meng
    • Bin DongOlivier ArnoultGary WnekLingui Meng
    • A61K38/17C09H1/00
    • C07K1/36C07K1/145
    • A benign solvent for dissolving proteins comprises alcohol, salt and water. The ratio by volume of water to alcohol is between about ninety-nine-to-one and about one-to-ninety-nine. A salt concentration is between near zero moles per liter and the maximum salt concentration soluble in water. The amount of protein by weight as compared to the mixture of water and alcohol is between near zero percent and about 25 percent. A method for forming a protein structure from a benign solvent comprises forming a benign solvent from water, alcohol, and salt; and dissolving a protein in the benign solvent to form a protein solution. The method further comprises extracting the protein from the protein solution; and arranging the protein into a protein structure.
    • 用于溶解蛋白质的良性溶剂包括酒精,盐和水。 水与酒精的体积比为约九十九比一至约九十九分之一。 盐浓度在接近零摩尔/升和最大盐浓度溶于水。 与水和醇的混合物相比,重量比的蛋白质的量在接近零%和约25%之间。 从良性溶剂形成蛋白质结构的方法包括从水,醇和盐形成良溶剂; 并将蛋白质溶解在良溶剂中以形成蛋白质溶液。 该方法还包括从蛋白质溶液中提取蛋白质; 并将蛋白质排列成蛋白质结构。
    • 10. 发明申请
    • BENIGN SOLVENTS FOR FORMING PROTEIN STRUCTURES
    • 用于形成蛋白质结构的固体溶剂
    • US20100228011A1
    • 2010-09-09
    • US12571043
    • 2009-09-30
    • Bin DongOlivier ArnoultGary WnekLingui Meng
    • Bin DongOlivier ArnoultGary WnekLingui Meng
    • C07K1/14B01F1/00
    • C07K1/36C07K1/145
    • A benign solvent for dissolving proteins comprises alcohol, salt and water. The ratio by volume of water to alcohol is between about ninety-nine-to-one and about one-to-ninety-nine. A salt concentration is between near zero moles per liter and the maximum salt concentration soluble in water. The amount of protein by weight as compared to the mixture of water and alcohol is between near zero percent and about 25 percent. A method for forming a protein structure from a benign solvent comprises forming a benign solvent from water, alcohol, and salt; and dissolving a protein in the benign solvent to form a protein solution. The method further comprises extracting the protein from the protein solution; and arranging the protein into a protein structure.
    • 用于溶解蛋白质的良性溶剂包括酒精,盐和水。 水与酒精的体积比为约九十九比一至约九十九分之一。 盐浓度在接近零摩尔/升和最大盐浓度溶于水。 与水和醇的混合物相比,重量比的蛋白质的量在接近零%和约25%之间。 从良性溶剂形成蛋白质结构的方法包括从水,醇和盐形成良溶剂; 并将蛋白质溶解在良溶剂中以形成蛋白质溶液。 该方法还包括从蛋白质溶液中提取蛋白质; 并将蛋白质排列成蛋白质结构。