نتایج جستجو برای: negative temperature coefficient thermistor

تعداد نتایج: 1114480  

Journal: :Chest 2004
Angelo Cazzadori Benedetta Allegranzi Anna Scardigli Flavio Favari Ercole Concia

saline solution bolus via a central venous catheter, a thermistor-tipped arterial catheter (usually femoral) is connected to a specific monitor (PiCCOplus; Pulsion Medical Systems; Munich, Germany), which records the downstream temperature changes, ie, a transpulmonary thermodilution curve. The mathematical analysis of the curve allows the computation of cardiac output, heart blood volume (glob...

2015
Dan Xie Xuefeng Chang Xiayun Shu Li Li Jian Wang Lifang Mei Yangxue Liu

Environmental temperature is a highly influential factor regarding the stability of the crystal oscillator frequency. Thus, a high precision temperature control system is critical for improving the frequency stabilization of crystal oscillators. This paper proposes a temperature control system, including a high sensitive thermistor, precision reference voltage source and an instrumentation ampl...

Journal: :Journal of Siberian Federal University. Engineering & Technologies 2019

Journal: :Physical review. E, Statistical, nonlinear, and soft matter physics 2011
Yuanming Liu Robert E Ecke

We present local temperature measurements of turbulent Rayleigh-Bénard convection with rotation about a vertical axis. The fluid, water with Prandtl number about 6, was confined in a cell with a square cross section of 7.3×7.3 cm(2) and a height of 9.4 cm. Temperature fluctuations and boundary-layer profiles were measured for Rayleigh numbers 1×10(7)<Ra<5×10(8) and Taylor numbers 0<Ta<5×10(9). ...

Journal: :IRE Trans. Electronic Computers 1958
J. J. Gano G. F. Sandy

Thermistors which are thermally-sensitive resistors separately. The separate application and removal of having large negative temperature coefficients of resistance can be power to the individual sectioijs facilitates trouble aptly used for the gradual application of heater voltage to thermionic tubes, thereby diminishing thermal transients and reducing mechanistin andmnizes thener of time thee...

Journal: :Journal of thermal biology 2014
C A James A J Richardson P W Watt N S Maxwell

New technologies afford convenient modalities for skin temperature (TSKIN) measurement, notably involving wireless telemetry and non-contact infrared thermometry. The purpose of this study was to investigate the validity and reliability of skin temperature measurements using a telemetry thermistor system (TT) and thermal camera (TC) during exercise in a hot environment. Each system was compared...

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