Results 11 to 20 of about 36,896 (299)

Handling Ambient Temperature Changes in Correlative Thermal Error Compensation

open access: yesJournal of Machine Engineering, 2023
Thermal errors are one of the lead causes for positioning inaccuracies in modern machine tools. These errors are caused by various internal and external heat sources and sinks which shape the machine tool’s temperature field and thus its deformation ...
Christian Naumann   +2 more
doaj   +2 more sources

Effects of Cooling Systems on the Thermal Behaviour of Machine Tools and Thermal Error Models

open access: yesJournal of Machine Engineering, 2020
Today, cooling systems are increasingly applied to the structure of machine tools (MT). Unfortunately, to date there have been few efforts to precisely control these cooling systems, which inhibits the full utilisation of their potential to improve MT ...
Martin Mareš   +4 more
doaj   +2 more sources

Vertical Machining Center Feed Axis Thermal Error Compensation Strategy Research

open access: yesApplied Sciences, 2023
CNC machine tools are a measure of national manufacturing and comprehensive national strength and how to reduce CNC machine errors in modern industry has received much attention from all walks of life.
Bo Huang   +5 more
doaj   +2 more sources

Thermal compensation for large volume metrology and structures [PDF]

open access: yesInternational Journal of Metrology and Quality Engineering, 2017
Ideally metrology is undertaken in well-defined ambient conditions. However, in the case of the assembly of large aerospace structures, for example, measurement often takes place in large uncontrolled production environments, and this leads to thermal ...
Yang Bingru   +3 more
doaj   +4 more sources

IMPROVEMENT OF THERMAL COMPENSATION CIRCUIT FOR PIEZORESISTIVE PRESSURE SENSORS

open access: yesНадежность и качество сложных систем
Background. The article discusses integrated piezoresistive converters based on monocrystalline silicon. The operation of the built-in thermal compensation circuit with additional thermistors and the features of its operation are analyzed.
S.G. Sementsov, A.A. Adamova
doaj   +2 more sources

Variable Capacity for Acute and Chronic Thermal Compensation of Physiological Rates Contributes to Inter-Individual Differences in Growth Rate in Mussels (Mytilus galloprovincialis)

open access: yesFrontiers in Marine Science, 2020
The aim of this study was to ascertain if the capacity for acute and chronic compensation of thermal effects on physiological rates represents a trait contributing to inter-individual growth rate differences in the mussel Mytilus galloprovincialis ...
Daniel Prieto   +5 more
doaj   +1 more source

Effect of Coolant Temperature on the Thermal Compensation of a Machine Tool

open access: yesMachines, 2022
Machine tool (MT) accuracy is an important factor in the industry and is affected by heat generation through internal and external moving parts; the electrical components used; and variable environmental temperatures. Thermal errors lead to 40–60% of all
Swami Nath Maurya   +3 more
doaj   +1 more source

Self-Calibration Technique with Lightweight Algorithm for Thermal Drift Compensation in MEMS Accelerometers

open access: yesMicromachines, 2022
Capacitive MEMS accelerometers have a high thermal sensitivity that drifts the output when subjected to changes in temperature. To improve their performance in applications with thermal variations, it is necessary to compensate for these effects.
Javier Martínez   +2 more
doaj   +1 more source

Simulation of the temperature drift of the laser gyroscope path length

open access: yesRUDN Journal of Engineering Research, 2023
The authors present the results of modeling the temperature drift of the resonator path length of a laser gyroscope based on a ring helium-neon laser with circular polarization of radiation and a magneto-optical frequency bias based on the Zeeman effect ...
Yaroslav A. Zubarev   +2 more
doaj   +1 more source

Thermal compensation of molded silicone optics

open access: yesApplied Optics, 2020
Optical grade silicone has various properties that make it attractive for solar concentrators, such as excellent transmission across the solar spectrum and flexible moldability for freeform profiles. In this study, a glass–silicone lens structure is proposed to reduce the optothermal effect on the silicone lens. Experimental measurements and simulation
Nicholas P, Lyons   +4 more
openaire   +2 more sources

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