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    • 2. 发明授权
    • Infrared radiation source, especially for a multi-channel gas analyzer
    • 红外辐射源,特别适用于多通道气体分析仪
    • US4922108A
    • 1990-05-01
    • US189654
    • 1988-05-03
    • Ulrich ModlinskiGerhard Wiegleb
    • Ulrich ModlinskiGerhard Wiegleb
    • G01J3/10H01K1/52
    • H01K1/52G01J3/108
    • In an infrared radiation source, especially for a multi-channel gas analyzer, a radiant body (3) is provided with a reflector (4) disposed behind it, and a window (5) of calcium-fluorite at least partially covering the radiant body (3) is provided, the radiant body (3) being partially surrounded at its rear by a cup-like case (6) whose circumferential margin is hermetically joined to the window (5) by an intermediate ring (19). The interior (7) of the radiant source can be pumped empty of air through a passage (8) in a tube connection (9) formed by the case (6) or provided with an oxidizing atmosphere, thereby achieving a high insensitivity to the position of the infrared radiation source.
    • 在红外线辐射源中,特别是对于多通道气体分析仪,辐射体(3)设置有设置在其后面的反射器(4)和至少部分覆盖辐射体的萤石窗(5) (3),所述辐射体(3)在其后部被杯状壳体(6)部分地包围,所述杯状壳体(6)的圆周边缘通过中间环(19)与所述窗口(5)气密接合。 辐射源的内部(7)可以被空气泵送通过由壳体(6)形成的管连接(9)中的通道(8)或具有氧化气氛,从而实现对位置的高不敏感性 的红外辐射源。
    • 6. 发明授权
    • Thermal mass flow-meter particularly for gases
    • 特别用于气体的热质量流量计
    • US4972708A
    • 1990-11-27
    • US370397
    • 1989-06-22
    • Gerhard WieglebHelmut HeimelRudi Ross
    • Gerhard WieglebHelmut HeimelRudi Ross
    • G01F1/68G01F1/684G01F1/692G01P5/12
    • G01F1/684G01P5/12
    • A thermal mass flow-meter used in particular for corrosive and hot gases. It includes a flow duct having at least two measuring resistors. At least one of these is arranged in the flow cross-section. At least one heat source is provided in the zone of influence of the measuring resistors; heat source and measuring resistance may be identical. For the purpose of obtaining long-term resistance to corrosion accompanied by great sensitivity as regards response, the measuring resistors consist of a thin-film resistor with a ceramic insulating member, a measuring resistor is connected to a ceramic support member by way of glass solder, and the support member is in turn connected to the flow duct by way of a glass solder element.
    • 特别用于腐蚀性和热气体的热质量流量计。 它包括具有至少两个测量电阻器的流动管道。 这些中的至少一个布置在流动横截面中。 在测量电阻的影响区域内至少设有一个热源; 热源和测量电阻可能相同。 为了获得长时间的耐腐蚀性,在响应方面具有很高的灵敏度,测量电阻由具有陶瓷绝缘构件的薄膜电阻组成,测量电阻通过玻璃焊料连接到陶瓷支撑件 ,并且支撑构件又通过玻璃焊料元件连接到流动管道。
    • 7. 发明授权
    • Apparatus for measuring foreign substance content in a flowing liquid
    • 用于测量流动液体中的异物含量的装置
    • US4900152A
    • 1990-02-13
    • US151444
    • 1988-02-02
    • Gerhard Wiegleb
    • Gerhard Wiegleb
    • G01N21/05G01N21/77G01N21/85
    • G01N21/85G01N2021/054
    • In an apparatus for determining the concentration of foreign matter in a water stream, a stream of liquid is bypassed through conduits both before and after the pipeline block for the process and each stream is pumped into a cell, a beam source being associated with each of the cells whose beams penetrate the cells and are led by a beam splitter both to a first detector and to a second detector, the electrical signals of the detectors being compared by an electrical circuit and processed to a recognition signal. To make a bubble-free sample stream possible, magnetically actuated valves are inserted into the return lines which are connected to the cells, and the signals for opening and closing the valves are produced by a frequency generator.
    • 在用于确定水流中的异物浓度的装置中,在该流程的流水线块之前和之后通过导管绕过一液体流,并将每个流泵送到一个单元中, 其光束穿过细胞并由分束器引导到第一检测器和第二检测器的单元,检测器的电信号由电路进行比较并被处理成识别信号。 为了使无气泡的样品流可能,磁力驱动的阀被插入到连接到电池的返回管线中,用于打开和关闭阀门的信号由频率发生器产生。