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Article
Double-Sided Deep Grinding of Gas Turbine Engine Blades with Highly Porous CBN Tools
The results of the implementation of high-porous cubic boron nitride (CBN) grinding wheels in the operation of double-sided deep grinding of the fir-tree profile of the locking element of the turbine blade are...
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Article
Productivity Control Software for Belt Grinding of Blades Used in Gas-Turbine Engines
The influence of the sha** control strategy for the blades of gas-turbine engines in belt grinding on CNC machines is investigated. Software is developed for different control strategies at different stages ...
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Article
Correction of the Technological Inheritance in Belt Grinding of Gas-Turbine Engine Blades
The optimal belt grinding conditions for gas-turbine engine blades are determined, and a method of preparing the control program of a CNC machine is created. The goal is to correct the technological inheritanc...
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Article
Control of Tool–Workpiece Contact in Belt Grinding
Control of the blade profile for gas-turbine engines is considered in the case of belt grinding. Control is based on adaptation to the changing margin by regulation of the tool–workpiece contact interaction. T...
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Article
Dressing of Cubic Boron Nitride Vitrified-Bonded Grinding Wheels with Profile Diamond Rollers
The dressing of grinding wheels based on cubic boron nitride (CBN) is considered; attention focuses in particular on the dressing of vitrified-bonded CBN wheels. Methods for minimizing the elastic deformation ...
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Article
Deep Grinding of Gas-Turbine Components Using Cubic Boron Nitride Wheels
The deep grinding of gas-turbine components is analyzed. The characteristics of grinding tools made from traditional abrasives and superhard materials are compared. Improvement in the grinding efficiency by me...
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Article
Features of the Productivity Formation in Potato Cultivars Under Conditions of the Monsoon Climate
The study was intended to evaluate and select early maturing and highly productive potato genotypes under conditions of the monsoon climate of the Primorye. The effect of weather conditions, such as the hydrot...
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Article
Optimizing the End Milling of Flow Paths in a Gas-Turbine Compressor
Optimization of the machining of flow paths in the compressor of a gas-turbine engine is considered, in the case of end milling by hard-alloy tools with wear-resistant coatings.
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Article
Improving the Precision of Monowheel Manufacture
A model is proposed for the elastic deformation of the machining system in milling the flow section of a monowheel. The relation between blade deformation and the milling force is established for each point of...
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Article
Automated Belt Grinding of Axial-Compressor Blades in Gas-Turbine Engines
The finishing of the flow sections of compressor blades is considered. A sequence of operations for this purpose in an automated cycle is proposed. The development of control programs for the grinding of flow ...
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Article
Control of the Deep Grinding of Gas-Turbine Components
The efficiency of deep grinding may be increased by regulating the longitudinal supply of the table. The selection of the control algorithm is considered in machining the components of gas-turbine engines.
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Article
Eigenfrequency-Based Prediction of the Cutting Properties of Superhard Inserts
The relation between the cutting properties of superhard tool inserts and their eigenfrequency is studied. The relation between the life of inserts and their acoustic properties is confirmed experimentally in ...
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Article
Modified multifunctional coatings on tools used in the turning of high-strength cast iron
The surface modification of metal-cutting tools by physical coating deposition is considered. Such coatings are intended to improve the efficiency in the turning of high-strength cast iron.
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Article
Adaptive belt grinding of gas-turbine blades
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Article
More precise machining by regulating tool-blank contact in the belt grinding of gas-turbine blades
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Article
Finite-difference calculation of the temperature in belt grinding
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Article
Improving the strip grinding of gas-turbine blades
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Article
An experimental study of heat transfer in water condensation inside vertical tubes
A function is described which satisfactorily generalizes experimental data on heat transfer in water vapor condensation within vertical steel tubes for various hydrodynamic flow modes of the condensate film.
