Standards and Technical Documents - Effects of kinetic heating on equilibrium temperature of flight vehicles. -- 69012Supplier: IHS ESDU
Description: laminar and turbulent boundary layers are covered. To use the method, values of the total normal emissivity and normal total solar absorptivity of the surface are required and a table of values for various materials and pigments is given.
Supplier: Excelitas Technologies Corp.
Description: 1 x 8 Element Thermopile Array 8-element linear array thermopile sensor TPL in TO39 size housing with integrated 3.9 mm silicon lens. 8 measurement spots form a fan of total 50 degree field of view. TPiL Module version features EEPROM on pcb holding calibration data. Applications: Industrial
- Device Category: Sensor / Transducer
- Technology: Thermal Pyrometer / Detector
Supplier: Duncan Instruments Canada, Ltd.
Description: 3.5 in. diagonal flip-up color LCD Manually or automatically adjustable image level and span (brightness and contrast) Variable emissivity Water, dust and oil-resistant to IP54 standard Shock and vibration-resistant Powered by rechargeable Li-ion battery Up to 5 hours of operation using 2
- Operating Temperature Range: -4 to 122 F
- Spectral Range: 8 to 14 microns
- Detector Type: Array
- Cooling: Uncooled
Supplier: Ircon, Inc.
Description: be placed within the series current loop—provided that the total voltage drop for each instrument does not exceed the total loop voltage. The Modline 4 DC operation has no moving parts, which guarantees stable performance. The solid state electronics incorporates a chopper-stabilized amplifier
- Temperature Range: -50 to 2500 F
- Operating Temperature: 32 to 150 F
- Device Category: Sensor / Transducer
- Technology: Optical Pyrometer
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Table of Total Emissivity
These tables are presented for use as a guide when making infrared. temperature measurements with the OMEGASCOPEor other infrared. pyrometers The total emissivity () for Metals, Non-metals and. Common Building Matenals are given. Since the emissivity of a material will vary as a function
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Total emissivity and absorptivity data of carbon dioxide, water vapor and their mixture by various investigators have been complied, corrected to a common partial pressure of zero and total pressure of one atmsophere and critically reviewed.
Simultaneous measurements of high-temperature total hemispherical emissivity and thermal conductivity using a steady-state calorimetric technique
 Especel D and Mattei S 1996 Total emissivity measurements without use of an absolute reference Infrared Phys. Technol. 37 777–84 .
STUDIES RELATING TO THE REACTION BETWEEN ZIRCONIUM AND WATER AT HIGH TEMPERATURES
SPECTRAL AND TOTAL EMISSIVITIES OF ZIRCALOY 2 AND ZIRCALOY B IN THE SOLID STATE .
A steady-state measurement system for total hemispherical emissivity
The emissivity of 45# steel changes from 0.146 to 0.253 within 692 and 1156 K, whose trend is similar to the normal total emissivity of polished iron in , that is its value changes from 0.14 to 0.38 …
aluminum total emissivity measurements at 473, 673, and 873 K.
Heat and Mass Transfer
hemispherical total emissivity .
Temperature Measurement 2nd Edition
… Sensors 7.5 References Pyrometers Classification and Radiation Laws 8.1 Classification ofPyrometers 8.2 Radiation, Definitions and Laws 8.2.1 Absorption, reflection and transmission of radiation 8.2.2 Radiation laws 8.2.3 Total emissivity and spectral emissivity 8 …
Handbook of Heat Transfer > RADIATION
Integrating the emitted energy over all wavelengths at a particular direction results in the directional total emissivity .
Differential Neutrino Rates and Emissivities from the Plasma Process in
New analytical expressions are derived for the diﬀerential emissivities which yield total emissivities in full agreement with those previously calculated.