荧光灯直流驱动装置
申请公布号:CN2266253Y
申请号:CN96216503.4
申请日期:1996.06.24
申请公布日期:1997.10.29
发明人:诸华峰;王志武;徐才;陈荣华
分类号:H05B41/29
主分类号:H05B41/29
代理人:范荣新
地址:316000浙江省舟山市定海区昌国路61号
摘要:本实用新型所提供的荧光灯直流驱动装置,在能量变换电路(5)中有一电子开关,电子开关的控制端连接一电子开关控制电路(3),电子开关控制电路的信号输入端连有一导通电流检测电路(2)。用既控制电子开关的导通时间又控制电子开关的截止时间和能量变换电路的最大电流的方法来控制当输入电压在额定电压上下变化范围较大时输出功率基本保持不变。克服了以往荧光灯直流驱动装置不能适用于电源变动范围较宽场合的不足。
主权项:1、一种荧光灯直流驱动装置,其能量变换电路(5)上有一换能变压器(B),换能变压器的次级线圈连接荧光灯管的两极,其特征是能量变换电路上还有一电子开关与换能变压器的初级线圈串联,电子开关的控制端连接电子开关控制电路(3),电子开关控制电路的信号输入端连接导通电流检测电路(2)。
AUTOMATIC STANDPIPE PRESSURE CONTROL IN DRILLING.
CORRUGATED ACOUSTICAL PANEL AND PRODUCTION METHOD.
SULFONIC ACID-CONTAINING BINDER FOR MOLDING MATERIAL MIXES FOR THE PRODUCTION OF MOLDS AND CORES.
CONTROL SYSTEM FOR ADJUSTING COATING AMOUNT IN SECONDARY BATTERY ELECTRODE
UMBRELLA BOX WITH LEVITATION SPINNING, DRYING AND SANITIZING FUNCTIONS
AN ELECTRONIC INCLINE FLOAT FOR FISHING
FUEL INJECTION SYSTEM OF VESSEL ENGINE
WIRELESS POWER TRANSMITTING/RECEIVING APPARATUS
BEARING HOUSING HAVING EXHAUST LINE OF FOREIGN SUBSTANCE
OPTICAL ROD SURFACE POLISHING DEVICE
NONAQUEOUS ELECTROLYTE SOLUTION AND ELECTROCHEMICAL ELEMENT USING SAME
BASE MATERIAL COMPOSITION OF FOAM TAPE, FOAM TAPE USING THE SAME AND MANUFACTURING METHOD THEREOF
SOAP CONTAINING UIWANGSEOK POWDER FOR ADSORPTION OF CESIUM
ANGLE SENSING SYSTEM OF PANEL FOR AIR-INFLATABLE RUBBER AND STEEL DAM