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    • 1. 发明授权
    • Method of heating a preform, a driving arrangement, a preform heating system and a computer program
    • 加热预成型件,驱动装置,预成型件加热系统和计算机程序的方法
    • US09144934B2
    • 2015-09-29
    • US13392958
    • 2010-09-08
    • Jens Pollmann-RetschMartin StroesserPavel Pekarski
    • Jens Pollmann-RetschMartin StroesserPavel Pekarski
    • H05B7/18H05B6/00B29C49/64B29C35/08B29K67/00
    • B29C49/6454B29C2035/0838B29K2067/00
    • The invention describes a method of heating a preform (1) characterized by a radius (R), a material thickness (t), and a material absorption spectrum, which method comprises the steps of selecting, depending on a desired temperature profile, a desired effective absorption coefficient for the preform (1) on the basis of the preform radius (R) and material thickness (t); generating a laser radiation beam (L) comprising radiation with a wavelength spectrum compiled on the basis of absorption coefficients of the absorption spectrum to satisfy the effective absorption coefficient and directing the laser radiation beam (L) at the preform (1) to heat the preform (1). The invention further describes a driving arrangement (7) for controlling a laser radiation generating unit (9) of a preform heating system (10), a preform heating system (10), and a computer program.
    • 本发明描述了一种加热预型件(1)的方法,其特征在于半径(R),材料厚度(t)和材料吸收光谱,该方法包括以下步骤:根据期望的温度曲线选择期望的 基于预制件半径(R)和材料厚度(t),预成型件(1)的有效吸收系数; 产生包括基于吸收光谱的吸收系数编辑的波长谱的辐射的激光辐射束(L),以满足有效吸收系数并将激光辐射束(L)引导到预成型件(1)处以加热预成型件 (1)。 本发明还描述了一种用于控制预成型件加热系统(10)的激光辐射发生单元(9),预成型件加热系统(10)和计算机程序的驱动装置(7)。
    • 2. 发明申请
    • METHOD OF HEATING A PREFORM, A DRIVING ARRANGEMENT, A PREFORM HEATING SYSTEM AND A COMPUTER PROGRAM
    • 加热预处理方法,驱动装置,预热器加热系统和计算机程序
    • US20120160822A1
    • 2012-06-28
    • US13392958
    • 2010-09-08
    • Jens Pollmann-RetschMartin StroesserPavel Pekarski
    • Jens Pollmann-RetschMartin StroesserPavel Pekarski
    • H05B7/18
    • B29C49/6454B29C2035/0838B29K2067/00
    • The invention describes a method of heating a preform (1) characterized by a radius (R), a material thickness (t), and a material absorption spectrum, which method comprises the steps of selecting, depending on a desired temperature profile, a desired effective absorption coefficient for the preform (1) on the basis of the preform radius (R) and material thickness (t); generating a laser radiation beam (L) comprising radiation with a wavelength spectrum compiled on the basis of absorption coefficients of the absorption spectrum to satisfy the effective absorption coefficient and directing the laser radiation beam (L) at the preform (1) to heat the preform (1). The invention further describes a driving arrangement (7) for controlling a laser radiation generating unit (9) of a preform heating system (10), a preform heating system (10), and a computer program.
    • 本发明描述了一种加热预型件(1)的方法,其特征在于半径(R),材料厚度(t)和材料吸收光谱,该方法包括以下步骤:根据期望的温度曲线选择期望的 基于预制件半径(R)和材料厚度(t),预成型件(1)的有效吸收系数; 产生包括基于吸收光谱的吸收系数编辑的波长谱的辐射的激光辐射束(L),以满足有效吸收系数并将激光辐射束(L)引导到预成型件(1)处以加热预成型件 (1)。 本发明还描述了一种用于控制预成型件加热系统(10)的激光辐射发生单元(9),预成型件加热系统(10)和计算机程序的驱动装置(7)。
    • 3. 发明申请
    • METHOD AND DRIVING UNIT FOR DRIVING A GAS-DISCHARGE LAMP
    • 用于驱动气体放电灯的方法和驱动单元
    • US20100244718A1
    • 2010-09-30
    • US12667394
    • 2008-07-08
    • Jens Pollmann-RetschJohn J.P.J. Van Den BerghUwe MackensPavel PekarskiMark CarpaijCarsten Deppe
    • Jens Pollmann-RetschJohn J.P.J. Van Den BerghUwe MackensPavel PekarskiMark CarpaijCarsten Deppe
    • H05B41/36
    • H05B41/2928Y02B20/208
    • In this method an arc-length control value, indicating the current length of a discharge arc of the gas-discharge lamp (1), is monitored and the lamp (1) is driven in a first operation mode (OMP) with a first current wave-shape when the arc-length control value indicates that the arc-length is higher than a switching threshold, which first current wave-shape is selected to result in a tip (31) growing on an electrode (30) of the lamp (1), and the lamp (1) is driven in a second operation mode (OMn) with a second current wave-shape when the arc-length control value indicates that the arc-length is lower than a switching threshold, which second current wave-shape is selected such that the tip (31) on the electrode (30) is at least partly melted back. In this method an operating frequency of the lamp is switched from a first frequency value (fi) to a second frequency value (f2), which second frequency • (f 2) value is higher than the first frequency value (fi)′, if a first time criterion pertaining to a duration of driving of the lamp (1) in the second operation mode (OMn) is fulfilled and the operating frequency is switched from the second frequency value (f2) to the first frequency value (fi), if a second time criterion pertaining to a duration of driving of the lamp (1) in the first operation mode (OMP) is fulfilled.
    • 在该方法中,监视指示气体放电灯(1)的放电弧的当前长度的电弧长度控制值,并且以第一电流(OMP)驱动灯(1) 当电弧长度控制值指示电弧长度高于切换阈值时,选择第一电流波形以导致尖端(31)在灯的电极(30)上生长(波形) 1),并且当电弧长度控制值表示电弧长度低于开关阈值时,灯(1)以第二电流波形在第二操作模式(OMn)中被驱动,该第二电流波 形状,使得电极(30)上的尖端(31)至少部分地被熔化。 在这种方法中,灯的工作频率从第一频率值(fi)切换到第二频率值(f2),第二频率(f 2)值高于第一频率值(fi) 满足关于在第二操作模式(OMn)中的灯(1)的驱动持续时间的第一时间标准,并且将操作频率从第二频率值(f2)切换到第一频率值(fi),如果 满足与第一操作模式(OMP)中的灯(1)的驱动持续时间有关的第二时间标准。
    • 4. 发明授权
    • Method and driving unit for driving a gas-discharge lamp
    • 用于驱动气体放电灯的方法和驱动单元
    • US08217593B2
    • 2012-07-10
    • US12667394
    • 2008-07-08
    • Jens Pollmann-RetschJohn-john Pieter Jan Van Den BerghUwe MackensPavel PekarskiMark CarpaijCarsten Deppe
    • Jens Pollmann-RetschJohn-john Pieter Jan Van Den BerghUwe MackensPavel PekarskiMark CarpaijCarsten Deppe
    • H05B37/02
    • H05B41/2928Y02B20/208
    • In this method an arc-length control value, indicating the current length of a discharge arc of the gas-discharge lamp (1), is monitored and the lamp (1) is driven in a first operation mode (OMP) with a first current wave-shape when the arc-length control value indicates that the arc-length is higher than a switching threshold, which first current wave-shape is selected to result in a tip (31) growing on an electrode (30) of the lamp (1), and the lamp (1) is driven in a second operation mode (OMn) with a second current wave-shape when the arc-length control value indicates that the arc-length is lower than a switching threshold, which second current wave-shape is selected such that the tip (31) on the electrode (30) is at least partly melted back. In this method an operating frequency of the lamp is switched from a first frequency value (fi) to a second frequency value (f2), which second frequency • (f 2) value is higher than the first frequency value (fi)′, if a first time criterion pertaining to a duration of driving of the lamp (1) in the second operation mode (OMn) is fulfilled and the operating frequency is switched from the second frequency value (f2) to the first frequency value (fi), if a second time criterion pertaining to a duration of driving of the lamp (1) in the first operation mode (OMP) is fulfilled.
    • 在该方法中,监视指示气体放电灯(1)的放电弧的当前长度的电弧长度控制值,并且以第一电流(OMP)驱动灯(1) 当电弧长度控制值指示电弧长度高于切换阈值时,选择第一电流波形以导致尖端(31)在灯的电极(30)上生长(波形) 1),并且当电弧长度控制值表示电弧长度低于开关阈值时,以第二电流波形的第二操作模式(OMn)驱动灯(1),该第二电流波 形状,使得电极(30)上的尖端(31)至少部分地被熔化。 在这种方法中,灯的工作频率从第一频率值(fi)切换到第二频率值(f2),第二频率(f 2)值高于第一频率值(fi) 满足关于在第二操作模式(OMn)中的灯(1)的驱动持续时间的第一时间标准,并且将操作频率从第二频率值(f2)切换到第一频率值(fi),如果 满足与第一操作模式(OMP)中的灯(1)的驱动持续时间有关的第二时间标准。
    • 6. 发明申请
    • METHOD OF DRIVING AN UHP GAS-DISCHARGE LAMP
    • 驱动UHP气体放电灯的方法
    • US20110062885A1
    • 2011-03-17
    • US12991954
    • 2009-05-07
    • Jens Pollmann-RetschPavel Pekarski
    • Jens Pollmann-RetschPavel Pekarski
    • H05B41/36
    • H05B41/2885Y02B20/202
    • The invention describes a method of driving a gas-discharge lamp (1), wherein the lamp (1) is driven at any one time using one of a number of driving schemes, and wherein the lamp (1) is driven at a nominal operating power (Pnom) or at a reduced operating power (Pdim). When the lamp is being driven at the nominal operating power (Pnom), a driving scheme switch-over occurs according to a relationship between a first target voltage (VT1) and the operating voltage of the lamp (1), and, when the lamp is being driven at the reduced operating power (Pdim), a driving scheme switch-over occurs according to a relationship between a second target voltage (VT2) and the operating voltage of the lamp (1), which second target voltage (VT2) is determined on the basis of the reduced operating power (Pdim). The invention further describes a driving unit (10) for driving a gas-discharge lamp (1) according to this method.
    • 本发明描述了一种驱动气体放电灯(1)的方法,其中使用多种驱动方式中的任何一种驱动灯(1),并且其中灯(1)以标称操作 电源(Pnom)或降低的工作功率(Pdim)。 当以正常工作功率(Pnom)驱动灯时,根据​​第一目标电压(VT1)和灯(1)的工作电压之间的关系发生驱动方案切换,并且当灯 以减小的工作功率(Pdim)驱动,根据第二目标电压(VT2)和灯(1)的工作电压之间的关系发生驱动方案切换,该第二目标电压(VT2)为 基于降低的操作功率(Pdim)来确定。 本发明还描述了根据该方法驱动气体放电灯(1)的驱动单元(10)。
    • 9. 发明授权
    • Method and circuit arrangement for operating a discharge lamp
    • 用于操作放电灯的方法和电路装置
    • US07619369B2
    • 2009-11-17
    • US10596474
    • 2004-12-16
    • Pavel PekarskiJan Alfons Julia StoffelsHolger Moench
    • Pavel PekarskiJan Alfons Julia StoffelsHolger Moench
    • H05B37/02
    • H01J61/0732H05B41/2928
    • A method and a circuit arrangement for operating a discharge lamp, in particular during the first hours of operation after lamp manufacture, are described. The method and the circuit arrangement are provided in particular for high-pressure gas discharge lamps (HID or high intensity discharge lamps or UHP or ultra high performance lamps). Furthermore, a lighting unit with a discharge lamp and such a circuit arrangement and a projection system with a projection display and such a lighting unit are described. Switching-over between various modes of operation with different operating frequencies serves to avoid that the burning voltage of the lamp drops into a region of a minimum voltage of a lamp driver unit below which the latter can no longer drive the lamp with its rated power or a desired power.
    • 描述了用于操作放电灯的方法和电路装置,特别是在灯制造之后的第一小时操作期间。 该方法和电路装置特别用于高压气体放电灯(HID或高强度放电灯或UHP或超高性能灯)。 此外,描述了具有放电灯和这种电路装置的照明单元以及具有投影显示器和这种照明单元的投影系统。 在不同操作频率的各种操作模式之间的切换用于避免灯的燃烧电压下降到灯驱动器单元的最小电压的区域中,在该区域中,后者不能以其额定功率驱动灯,或者 所需的力量
    • 10. 发明授权
    • Method and an operation controller for operation of a mercury vapour discharge
    • 一种用于汞蒸气放电操作的方法和操作控制器
    • US08111000B2
    • 2012-02-07
    • US11722808
    • 2005-12-22
    • Pavel Pekarski
    • Pavel Pekarski
    • H05B37/02
    • H05B41/2928H05B41/3928Y02B20/202
    • The invention describes a method for operation of a mercury vapour discharge lamp (1) in an image rendering system (30), wherein during a total operation time necessary for the presentation of an image content (C), the lamp (1) is deliberately operated in a saturated operating regime at least over a part of the total operation time according to a brightness parameter (BP) of the content (C), in which saturated operating regime mercury is condensed in an arc tube (2) of the lamp (1), and, at least over another part of the operation time, the lamp (1) is driven in an unsaturated operating regime, in which essentially the entire mercury evaporates. Thereby, the duration of the operation periods in the saturated and the unsaturated operation regime are chosen so that no significant blackening of the walls of the arc tube (2) arises during the total operation time of the lamp. The invention describes further an appropriate operation controller (27) for operation of a mercury vapour discharge lamp in an image rendering system (30) according to this method. Moreover a method for driving such an image rendering system and an appropriate image rendering system are described.
    • 本发明描述了一种在图像渲染系统(30)中操作汞蒸汽放电灯(1)的方法,其中在呈现图像内容(C)所需的总操作时间期间,灯(1)被故意地 至少在整个操作时间的一部分上根据内容(C)的亮度参数(BP)在饱和操作状态下操作,其中饱和操作状态的汞在灯的电弧管(2)中会聚 1),并且至少在操作时间的另一部分上,灯(1)以不饱和的操作状态驱动,其中基本上整个汞蒸发。 因此,选择饱和和不饱和操作状态下的操作周期的持续时间,使得在灯的总操作时间期间不会发生电弧管(2)的壁的显着变黑。 本发明进一步描述了根据该方法在图像渲染系统(30)中操作汞蒸气放电灯的适当的操作控制器(27)。 此外,描述了用于驱动这种图像渲染系统和适当的图像渲染系统的方法。