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Article describes development of the digital measuring device for measurement of deflection arrow and curvature radius of an elastic core in condition of longitudinal bend. The developed device will allow to make measurements of the linear sizes and linear moving of object in 2D coordinates. Development is based on photogrammetric method.
The article describes the optical system of the gauge for definition ignition center two-dimensional coordinates in gas dispersed medium. Also design expressions are provided.
The article attempts overview of ignition sources of methane-air mix and possibility of their registration. Using the multichannel ignition centre detection device at an early stage with additional channels, intended for methane-air mix ignition sources registration will allow to improve response speed, sensitivity, and reliability of decision-making by the device.
In work the way of graduation of the pyrometric gauge on coordinates and temperature of the centre of ignition is considered. Also the block diagramme of laboratory installation is resulted.
In article the principle of the organization of a multichannel regulator of amplification is considered. Key parameters influencing on originate and development of the ignition source in gas-dispersed systems are in detail considered.
In the article development of the ignition center at an early stage in the conditions close to coal mine is analysed, and the factors influencing an intensification of given process are certain. This research can be used as initial data for model construction of burning distributions in three- component disperse environments.
The article describes experimental installation, allowing to conduct tests of optic-electronic instruments and systems and automatic fire gas explosion suppression system in conditions closing to the real. Results of tests of the automatic explosion suppression system consisting of optic-electronic instrument for ignition center two-dimensional coordinates detection and dust thrower gas-dynamic mortar...
In article the way of ignition pyrometric gauge development is considered. This gauge is allow to detect ignitions in early stages of evolution and dangerous heating of object in controlled area that allow to create effective explosion suppressing systems for industry with potential explosion dangerous.
The article describes the factors bringing noise in a signal on input OES. The general ways of adaptation opto-electronic device on a specific check object are considered.
The article describes the methods of angular field uniformity achievement of the ignition center coordinates gauge. The analysis of offered methods is conducted from the viewpoint of an energy loss.
Considering the work principle of measurement of Roughness of a road bed in basis which the cylindrical lens and the linear CCD ILX551A of firm SONY. Result of work is design of the optical sensing transducer of the control of flatness of a rigid pavement.
The article describes automatic system of the gas-suction network explosion protection, based on the fast photoelectric gauge and powder explosion suppression device. Results of tests of the offered system are shown.
The article describes major explosivity factors of air-and-coal and air-gas mixes is submitted. The given research can be used as the initial data for a modeling the ignition source at early step of evolution in a three-componential dispersion medium.
In article the way of improvement of the machine tool of crankshaft balancing SBS-150 is considered by replacement of the analog electronic measuring circuit on digital. The circuit of the digital measuring device for machine tool SBS-150 is offered.
The article gives the review of construction variants of the multichannel ignition centre detection device in gas-dispersed environment (on an example of a colliery), and also the article consider the phenomena on which the ignition centre can be found out.
In paper the principle of change from the amplifier with constant values in coefficient of amplification, in pyrometric fire gauge, to multichannel circuit AGC discussion.
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