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    • 71. 发明申请
    • MULTIPLEXED MICROCALORIMETER ARRAY
    • 多路复用微型量表网络
    • WO00017614A2
    • 2000-03-30
    • PCT/US1999/022282
    • 1999-09-24
    • G01T1/36G01K1/02G01K17/00G01T1/12G01K
    • G01K17/006G01K1/026
    • A multi-element microcalorimeter array includes at least two microcalorimeters (10, 12, 14, 16) with each microcalorimeter including a detector coupled thermally to a cold bath. Each detector has associated with it a thermal sensor to generate a signal proportional to a rise in the detector's temperature. A single negative feedback JFET preamplifier circuit (20) is connected to each of the detectors and includes a JFET (18) with a gate, the signals from the thermal sensors connected to the gate. The output of the preamplifier circuit is proportional to radiation energy absorbed by the detector. Each detector has a different thermal recovery time so that the detectors can be discriminated. The multiplexing arrangement allows reduction of the overall number of preamplifier and post-processing channels for a large multi-element array. The reduction allows significantly lower JFET heat load and significantly lower mass and power requirements for the microcalorimeter array.
    • 本发明涉及具有多个元件的微量热计的网络。 微量热计网络包括至少两个微量热计,这些微量热计中的每一个包括热耦合到冷浴的检测器。 每个检测器都与热传感器相关联,以生成与检测器的温度升高成比例的信号。 一个单结场效应晶体管(JFET)反馈前置放大器电路连接到每个探测器,并包含一个带有栅极的JFET,来自热传感器的信号指向该栅极。 前置放大器电路的输出与探测器吸收的辐射能量成正比。 每个探测器具有不同的热恢复时间,这使得区分探测器成为可能。 本发明的多路复用装置使得可以减少大型多元件网络中的前置放大器和后处理通道的总数。 作为回报,这种减少显着降低了JFET的热负荷,以及微量热计网络的质量和功率要求。
    • 72. 发明申请
    • DIFFERENTIAL THERMOPILE HEAT FLUX TRANSDUCER
    • 差热式热交换器
    • WO1999019702A1
    • 1999-04-22
    • PCT/US1997018333
    • 1997-10-09
    • VATELL CORPORATIONPEABODY, Hume, L.
    • VATELL CORPORATION
    • G01K17/00
    • G01K17/00G01K17/20
    • A thin sensor (700) for heat flux and temperature, designed for adhesive attachment to a surface, is manufactured on a flexible insulated metallic substrate (705). The sensor exhibits a combination of high sensitivity for heat flux and low resistance to the flow of heat. These characteristics enable it to measure heat flux at surface boundaries with improved accuracy over conventional heat flux transducers because the temperature drop produced by the sensor is very small. The response by the sensor to radiation, convection and conduction are equal. As such, the sensor can be calibrated in one mode of heat transfer and used for measurement in other modes. The high sensitivity of the sensor makes it ideal for measuring heat flow through insulating materials, and well adapted to instrumenting heat flow in buildings, detecting fires at an early stage, or remotely measuring the temperature of string and web products in industrial processing.
    • 在柔性绝缘金属基板(705)上制造用于热通量和温度的薄传感器(700),用于粘合剂附着到表面。 传感器表现出对热通量的高灵敏度和对热流的低阻力的组合。 由于传感器产生的温度降低,这些特性使得它能够以比常规热通量传感器更高的精度来测量表面边界处的热通量。 传感器对辐射,对流和传导的响应是相等的。 因此,传感器可以在一种传热模式下进行校准,并用于其他模式的测量。 传感器的高灵敏度使其成为衡量绝热材料热流的理想选择,适用于建筑物中的热流测量,早期检测火灾,或远程测量工业加工中的串和网产品的温度。
    • 73. 发明申请
    • ABSORPTION TESTER FOR OPTICAL COMPONENTS
    • 光学元件吸收测试仪
    • WO98053287A1
    • 1998-11-26
    • PCT/US1998/009639
    • 1998-05-11
    • G01N21/88G01M11/02G01N21/17G01N21/958G01K17/00G01K13/00G01N21/00
    • G01N21/171
    • The preferred embodiment of the invention measures the temperature increase of a light-transmitting optical component to determine the optical absorption of the optical component. Accurately determining the optical absorption of light-transmitting optical components advantageously allows for the accurate and efficient selection of light transmitting optical components for use in an optical system. In one embodiment, an optical absorption tester (10) holds multiple optical components (14) and, for each optical component, the tester includes a temperature sensor (16) placed in contact with the optical component and a reference temperature sensor (18) placed in the vicinity of the optical component. In addition, the tester includes a motherboard (22) for supporting the temperature sensors having electrical connectors (23) leading to the temperature sensors.
    • 本发明的优选实施例测量透光光学部件的温度升高以确定光学部件的光学吸收。 准确地确定光透射光学部件的光学吸收有利地允许准确和有效地选择用于光学系统的光传输光学部件。 在一个实施例中,光学吸收测试器(10)保持多个光学部件(14),并且对于每个光学部件,测试仪包括放置成与光学部件接触的温度传感器(16)和放置的参考温度传感器(18) 在光学部件附近。 另外,该测试器包括用于支撑具有通向温度传感器的电连接器(23)的温度传感器的母板(22)。
    • 75. 发明申请
    • CALORIMETRIC SENSING DEVICE FOR THERMAL ENERGY CONSUMPTION
    • 用于热能消耗的热电感测装置
    • WO9301478A3
    • 1993-03-18
    • PCT/CS9200019
    • 1992-07-09
    • OTF
    • SIMOR STANISLAV
    • G01K17/06G01K17/04G01K17/20G01K17/00
    • G01K17/20
    • A calorimetric sensing device is suitable for measurement of thermal energy consumption and consist from the metal calorimetric body (1) with defined cross-section, equipped with heat-conducting ring (11) on inlet, with the first and the second inner temperature sensing elements (2, 3), which are placed on the calorimetric body (1) in defined distance and with the cooler (12) with defined cooling surface on the outlet. The calorimetric body (1) up to the cooler (12) is embraced by thermo-insulating layer (5), with cover (6) on which is placed external sensing element (4). The first and the second inner temperature sensing element (2, 3) and the external sensing element (4) are connected by measuring traces (7) with the evaluating unit (8). The calorimetric sensing device enables to take in consideration at the final calculation of the thermal energy consumption the instantaneous changes of convection conditions as well as changes of the heat transfer coefficient, changes of moisture and the changes in mass of heated air. Thehigh accuracy of measurement is achieved.