-
公开(公告)号：US08164269B2
公开(公告)日：2012-04-24
申请号：US12438582
申请日：2007-07-23
IPC分类号： H05B41/16
CPC分类号： H05B41/386 , H05B41/2928 , H05B41/388 , Y02B20/204
摘要： One output power characteristic curve for supplying constant power is provided with respect to a raging voltage range of a discharge lamp, and in addition, a plurality of output power characteristic curves W1, W2 and W3 are provided with respect to a lamp voltage before the rating voltage range. There is provided minimum lamp voltage detecting means for detecting a minimum lamp voltage after a high intensity discharge lamp shifts to an arc discharge in an event where lamp power is supplied to a high intensity discharge lamp based on any initially set output power characteristic curve after the high intensity discharge lamp is started. As the minimum lamp voltage detected by the minimum lamp voltage detecting means is larger in a predetermined minimum lamp voltage range, any larger output power characteristic curve is reset from the plurality of output power characteristic curves W1, W2 and W3, and subsequent power control is performed.
摘要翻译： 针对放电灯的炽热电压范围提供一个用于提供恒定功率的输出功率特性曲线，此外，相对于额定值之前的灯电压设置多个输出功率特性曲线W1，W2和W3 电压范围 提供了最低灯电压检测装置，用于在高强度放电灯转换到电弧放电之后检测灯电压的最小值，在灯功率被提供给高强度放电灯的情况下，基于任何初始设定的输出功率特性曲线 高亮度放电灯启动。 由于最小灯电压检测装置检测出的最小灯电压在预定的最小灯电压范围内较大，因此，从多个输出功率特性曲线W1，W2和W3中复位更大的输出功率特性曲线，随后的功率控制为 执行。
-
公开(公告)号：US20090289581A1
公开(公告)日：2009-11-26
申请号：US12438583
申请日：2007-05-23
IPC分类号： H05B41/36
CPC分类号： H05B41/38 , H05B41/2886 , H05B41/36
摘要： In order to optimally control power outputted from a high intensity discharge lamp lighting device for a difference among loads connected thereto, such as a difference in gas components contained in arc tubes and a difference in shape of the arc tubes individually in a plurality of discharge lamps 11, plural kinds of output power characteristics W1, W2 and W3 as data tables of lamp voltage-lamp power are provided for a rating lamp voltage range of each of the high intensity discharge lamps 1 and a lamp voltage range lower than the rating lamp voltage range, there is provided minimum lamp voltage detecting means 7 for allowing predetermined power to be outputted in an event of starting the high intensity discharge lamp 11, and detecting a minimum lamp voltage Vmin after the high intensity discharge lamp shifts to an arc discharge, and in response to that the detected minimum lamp voltage Vmin enters any range of a plurality of preset voltage ranges A, B and C, any of the data tables W1, W2 and W3 of the lamp voltage-lamp power, which correspond to the voltage ranges A, B and C, respectively, is selected.
摘要翻译： 为了最佳地控制从高强度放电灯点亮装置输出的负载与其连接的负载之间的差异，诸如在电弧管中包含的气体成分的差异和在多个放电灯中的电弧管的形状差异 如图11所示，作为灯电压灯功率的数据表的多种输出功率特性W1，W2和W3，分别用于高强度放电灯1的额定灯电压范围和低于额定灯电压的灯电压范围 提供了在启动高强度放电灯11的情况下允许输出预定功率并且在高强度放电灯转换到电弧放电之后检测最小灯电压Vmin的最小灯电压检测装置7，以及 响应于检测到的最小灯电压Vmin进入多个预设电压范围A，B和C的任何范围，任何数据表W1， 分别对应于电压范围A，B和C的灯电压灯功率的W2和W3。
-
公开(公告)号：US20100244741A1
公开(公告)日：2010-09-30
申请号：US12438582
申请日：2007-07-23
IPC分类号： H05B41/36
CPC分类号： H05B41/386 , H05B41/2928 , H05B41/388 , Y02B20/204
摘要： One output power characteristic curve for supplying constant power is provided with respect to a raging voltage range of a discharge lamp, and in addition, a plurality of output power characteristic curves W1, W2 and W3 are provided with respect to a lamp voltage before the rating voltage range. There is provided minimum lamp voltage detecting means for detecting a minimum lamp voltage after a high intensity discharge lamp shifts to an arc discharge in an event where lamp power is supplied to a high intensity discharge lamp based on any initially set output power characteristic curve after the high intensity discharge lamp is started. As the minimum lamp voltage detected by the minimum lamp voltage detecting means is larger in a predetermined minimum lamp voltage range, any larger output power characteristic curve is reset from the plurality of output power characteristic curves W1, W2 and W3, and subsequent power control is performed.
摘要翻译： 针对放电灯的炽热电压范围提供一个用于提供恒定功率的输出功率特性曲线，此外，相对于额定值之前的灯电压设置多个输出功率特性曲线W1，W2和W3 电压范围 提供了最低灯电压检测装置，用于在高强度放电灯转换到电弧放电之后检测灯电压的最小值，在灯功率被提供给高强度放电灯的情况下，基于任何初始设定的输出功率特性曲线 高亮度放电灯启动。 由于最小灯电压检测装置检测出的最小灯电压在预定的最小灯电压范围内较大，因此，从多个输出功率特性曲线W1，W2和W3中复位更大的输出功率特性曲线，随后的功率控制为 执行。
-
公开(公告)号：US07990075B2
公开(公告)日：2011-08-02
申请号：US12438583
申请日：2007-05-23
IPC分类号： G05F1/00
CPC分类号： H05B41/38 , H05B41/2886 , H05B41/36
摘要： In order to optimally control power outputted from a high intensity discharge lamp lighting device for a difference among loads connected thereto, such as a difference in gas components contained in arc tubes and a difference in shape of the arc tubes individually in a plurality of discharge lamps 11, plural kinds of output power characteristics W1, W2 and W3 as data tables of lamp voltage-lamp power are provided for a rating lamp voltage range of each of the high intensity discharge lamps 1 and a lamp voltage range lower than the rating lamp voltage range, there is provided minimum lamp voltage detecting means 7 for allowing predetermined power to be outputted in an event of starting the high intensity discharge lamp 11, and detecting a minimum lamp voltage Vmin after the high intensity discharge lamp shifts to an arc discharge, and in response to that the detected minimum lamp voltage Vmin enters any range of a plurality of preset voltage ranges A, B and C, any of the data tables W1, W2 and W3 of the lamp voltage-lamp power, which correspond to the voltage ranges A, B and C, respectively, is selected.
摘要翻译： 为了最佳地控制从高强度放电灯点亮装置输出的负载与其连接的负载之间的差异，诸如在电弧管中包含的气体成分的差异和在多个放电灯中的电弧管的形状差异 如图11所示，作为灯电压灯功率的数据表的多种输出功率特性W1，W2和W3，分别用于高强度放电灯1的额定灯电压范围和低于额定灯电压的灯电压范围 提供了在启动高强度放电灯11的情况下允许输出预定功率并且在高强度放电灯转换到电弧放电之后检测最小灯电压Vmin的最小灯电压检测装置7，以及 响应于检测到的最小灯电压Vmin进入多个预设电压范围A，B和C的任何范围，任何数据表W1， 分别对应于电压范围A，B和C的灯电压灯功率的W2和W3。
-
公开(公告)号：US08115405B2
公开(公告)日：2012-02-14
申请号：US12585773
申请日：2009-09-24
申请人： Daisuke Yamahara , Nobutoshi Matsuzaki , Takeshi Kamoi , Satoru Nagata , Naoki Komatsu , Jun Kumagai
发明人： Daisuke Yamahara , Nobutoshi Matsuzaki , Takeshi Kamoi , Satoru Nagata , Naoki Komatsu , Jun Kumagai
CPC分类号： H05B41/2925 , H05B41/2883 , H05B41/388 , Y02B20/204
摘要： A high pressure discharge lamp lighting device includes a DC power source circuit; a power supply circuit for converting an output from the DC power source circuit into a square wave AC output to be supplied to a high pressure discharge lamp; a starting circuit for applying a high voltage output for lamp startup to the high pressure discharge lamp; a control circuit; and a half-wave discharge detection circuit for detecting a half-wave discharge. The detection circuit detects the half-wave discharge at an initial stage of the lamp startup and the control circuit controls the magnitude of a voltage of a square wave half period of one polarity having a load voltage of a larger magnitude and that of a square wave half period of the other polarity having a load voltage of a smaller magnitude to approximate to each other.
摘要翻译： 高压放电灯点亮装置包括：直流电源电路; 电源电路，用于将来自直流电源电路的输出转换成方波AC输出，供给高压放电灯; 用于将灯启动的高电压输出施加到高压放电灯的启动电路; 一个控制电路; 以及用于检测半波放电的半波放电检测电路。 检测电路在灯启动的初始阶段检测半波放电，并且控制电路控制具有较大幅度的负载电压的一个极性的方波半周期的电压的大小和方波的 另一极性的半周期具有彼此较小的负载电压。
-
公开(公告)号：US08115404B2
公开(公告)日：2012-02-14
申请号：US12461405
申请日：2009-08-11
CPC分类号： H05B41/388 , H05B41/288 , Y02B20/204
摘要： A high pressure discharge lamp lighting device, includes: a DC/DC converter for converting a power source voltage of a DC power source into a desired DC voltage and stably lighting a high pressure discharge lamp; a DC/AC inverter for inverting the DC voltage into an AC voltage; and a starting pulse generating circuit for generating a high voltage required for the start-up of the high pressure discharge lamp. Further, the high pressure discharge lamp lighting device includes a lighting state decision unit for deciding a lighted/unlighted state of the high pressure discharge lamp; and an operating state switching control unit for switching the operating state of at least one of the DC/DC converter, the DC/AC inverter, and the starting pulse generating circuit to another operating state, depending on a predetermined operation phase out of the start-up, stable lighting and power interrupt phases of the high pressure discharge lamp.
摘要翻译： 一种高压放电灯点灯装置，包括：DC / DC转换器，用于将直流电源的电源电压转换为期望的直流电压并稳定点亮高压放电灯; 用于将DC电压反相为AC电压的DC / AC逆变器; 以及用于产生高压放电灯启动所需的高电压的起动脉冲发生电路。 此外，高压放电灯点亮装置包括：用于判定高压放电灯的点亮状态的发光状态判定部; 以及操作状态切换控制单元，用于根据预定的操作阶段从开始切换DC / DC转换器，DC / AC逆变器和起动脉冲发生电路中的至少一个的操作状态到另一个操作状态 - 高压放电灯的稳定的照明和电源中断阶段。
-
公开(公告)号：US20100270938A1
公开(公告)日：2010-10-28
申请号：US12765319
申请日：2010-04-22
申请人： Nobutoshi Matsuzaki
发明人： Nobutoshi Matsuzaki
IPC分类号： H05B41/36
CPC分类号： H05B41/2928 , H05B41/2888 , Y02B20/202
摘要： An electronic ballast includes a ballast control circuit controlling an inverter circuit to supply a rectangular wave AC power to a high-pressure discharge lamp. The ballast control circuit includes a load voltage detection circuit adapted to detect load voltages of both positive and negative polarities applied to the lamp, a comparison and selection circuit adapted to compare the detected load voltages of the positive and negative polarities and select one of the positive and negative polarities, and a switching control circuit adapted to use the load voltage of the polarity selected by the comparison and selection circuit for controlling load current in one cycle after a period of detecting the load voltages of both the positive and negative polarities.
摘要翻译： 电子镇流器包括控制逆变器电路的镇流器控制电路，以向高压放电灯提供矩形波交流电。 镇流器控制电路包括负载电压检测电路，其适于检测施加到灯的正极和负极性的负载电压，比较和选择电路，其适于比较检测到的负极性和负极性的负载电压，并选择正极和负极之一 以及开关控制电路，其适于在检测到正极性和负极性的负载电压的周期之后，使用由比较选择电路选择的极性的负载电压来在一个周期内控制负载电流。
-
公开(公告)号：US20100195297A1
公开(公告)日：2010-08-05
申请号：US12695088
申请日：2010-01-27
IPC分类号： H05K5/02
CPC分类号： H05K3/284 , H05K1/0215 , H05K1/18 , H05K2201/10409 , H05K2201/2036
摘要： An electronic ballast provides a ballast housing including a circuit board electrically and mechanically connected to the ballast housing by an electrically conductive spacer. The circuit board includes a ground electrode surrounding a clearance hole through which an electrically conductive fastener is inserted into a fastener hole located in the spacer. An insulating filler is disposed in the ballast housing between the housing interior surface and the circuit board. A lighting fixture including an electronic ballast is also provided.
摘要翻译： 电子镇流器提供一种镇流器壳体，其包括通过导电间隔件电气和机械地连接到镇流器壳体的电路板。 电路板包括围绕间隙的接地电极，导电紧固件通过该间隙插入到位于间隔件中的紧固件孔中。 绝缘填料设置在壳体内表面和电路板之间的镇流器壳体中。 还提供了包括电子镇流器的照明器具。
-
9.发明授权Discharge lamp ballast with feedback current control during an electrode heating operation 有权在电极加热操作期间具有反馈电流控制的放电灯镇流器公开(公告)号：US08502475B2
公开(公告)日：2013-08-06
申请号：US12711756
申请日：2010-02-24
申请人： Nobutoshi Matsuzaki , Jun Kumagai , Satoru Nagata
发明人： Nobutoshi Matsuzaki , Jun Kumagai , Satoru Nagata
IPC分类号： H05B37/02
CPC分类号： H02M1/4225 , H02M7/53871 , H02M2001/007 , H02M2001/4291 , H05B41/2883 , H05B41/382 , Y02B20/204 , Y02B70/126
摘要： A discharge lamp ballast is provided with a feedback control operation to provide optimal lamp current flow during an electrode heating operation. A startup circuit coupled together with a discharge lamp between output terminals of a DC-AC power converter having a plurality of switches. The startup circuit generates a high voltage to ignite the lamp. A lamp current sensor detects an amplitude of an output current to the lamp. A control circuit controls the switches in accordance with each of a plurality of control operations including a startup operation to ignite the lamp using the high voltage generated by the startup circuit, an electrode heating operation wherein an operating frequency of the switches is controlled to set the amplitude of the detected output current to a predetermined target current amplitude, and a normal operation wherein the operating frequency is reduced to maintain stable lighting of the lamp.
摘要翻译： 放电灯镇流器具有反馈控制操作，以在电极加热操作期间提供最佳的灯电流。 在具有多个开关的DC-AC电力转换器的输出端子之间与放电灯耦合在一起的启动电路。 启动电路产生高电压以点亮灯。 灯电流传感器检测到灯的输出电流的幅度。 控制电路根据多个控制操作中的每一个控制开关，包括使用由启动电路产生的高电压点亮灯的启动操作;电极加热操作，其中开关的工作频率被控制以设定 检测出的输出电流的幅度达到预定的目标电流幅度，以及正常操作，其中工作频率被降低以维持灯的稳定照明。
-
10.发明授权Electronic ballast with feedback current control for preheating of lamp filaments 有权电子镇流器，具有反馈电流控制，用于预热灯丝公开(公告)号：US08400074B2
公开(公告)日：2013-03-19
申请号：US12711752
申请日：2010-02-24
IPC分类号： H05B41/36
CPC分类号： H05B41/388 , H05B41/2883 , Y02B20/204
摘要： A discharge lamp ballast is provided for powering a discharge lamp with feedback filament heating control. A startup circuit is coupled between output terminals of a DC-AC power converter together with a discharge lamp. A lamp current detection circuit and a lamp voltage detection circuit detect output signals to the lamp. A control circuit controls the switching elements and generates an operating frequency in accordance with a startup operation to generate a high voltage output from the startup circuit and ignite the discharge lamp, a filament heating operation wherein the operating frequency is controlled so as to set the amplitude of the output current detected by the lamp current detection circuit to a target current amplitude based on the amplitude of the output voltage detected by the lamp voltage detection circuit, and a steady-state operation wherein the operating frequency is decreased to maintain a stable light output from the discharge lamp.
摘要翻译： 提供放电灯镇流器用于为反馈灯加热控制的放电灯供电。 启动电路与放电灯一起耦合在DC-AC电力转换器的输出端子之间。 灯电流检测电路和灯电压检测电路检测到灯的输出信号。 控制电路控制开关元件并根据启动操作产生工作频率，以产生从启动电路输出的高电压并点燃放电灯;灯丝加热操作，其中控制工作频率以设定振幅 基于由灯电压检测电路检测出的输出电压的振幅，由灯电流检测电路检测到的输出电流为目标电流幅度，以及稳态操作，其中工作频率降低以保持稳定的光输出 从放电灯。
-
-
-
-
-
-
-
-
-
搜索结果
26 条记录 (耗时 0.017 秒)