Optimization of heavy–lift operations and effect on ship’s stability and heeling
Events held before the loading and unloading of heavy cargo, including taking into account the fact that the ship has an initial roll angle. The position of the keel when loading. The main criteria of ship stability during heavy lift operations.
Подобные документы
Algorithm for determination of transfer function models for transient processes from noisy data with continued fraction approximations is proposed. Presented method allows to solve the stability problem of low-order continued fraction approximations.
статья, добавлен 26.06.2016Analysis of a mathematical model to determine the transient modes of rotary kilns, drying drums and mills taking into account electromagnetic processes in the induction motor. Mechanical vibrations of the elements of the drive mechanism, long metal body.
статья, добавлен 14.09.2016- 28. The influence of modified methyl cellulose on the main properties of expanding cementing slurries
The effect of modified methylcellulose on the main properties of expanding cementing slurries. When cementing low-temperature wells, expanding cementing slurries based on a mixture of Portland cement (70-75% PCT-I) and gypsum alumina cement (30-25% GAC).
статья, добавлен 04.09.2024 Use of fluid with magnetorheological effect in crane’s system can reduce significantly unwanted overload, vibrations and resonances arising from them. Applying periodically changing strengths of an external synchronized with cycles of periodical crane's.
статья, добавлен 28.11.2016Using and improvement of qualities of products of oil processing. The process of obtain a water-soluble colloidal sulfur with seating stability, good solubility in water, high biological activity. Selection of conditions to receiving polymeric products.
статья, добавлен 11.03.2019Analysis of the existing methods of the automatic regulation of the process of the drying of timber. Algorithm of the regulator of kiln drier. The need of regulating the drying process taking into account the characteristics of wood and drying agent.
статья, добавлен 28.11.2016Approaches to optimization and the development of the model given the parameters and constraints of the subject area to improve the efficiency of product quality. Modules of adaptation and realization of adaptation functions and testing system components.
статья, добавлен 30.07.2016The main production methods jet fuels rocket engines. Prospects for the use of various raw materials to produce jet fuels in the context of limited energy resources. The impact of processing production and use of aviation fuels on the environment.
статья, добавлен 23.02.2016Analysis of criteria for steels warping susceptibility under the thermochemical treatment. Study of value of the details warping during the quenching. Analysis of residual internal pressures in hardened layer and kinetics of austenitic grain growth.
статья, добавлен 30.01.2017Consideration the processes taking place in the metal pipe during prolonged use. Studing the complex physical and mechanical properties to assess the resistance to the destruction of the metal in the environment closest to the operating conditions.
статья, добавлен 30.01.2016The main factors of physical phenomena that accompany the process of power explosive effect for the development of new processes of metal processing. Industrial testing of facing technology by explosion of artificial surfaces of complex configuration.
статья, добавлен 19.02.2019Determination of a fire area during the time of its unobstructed development, the amount of the devices for the fire extinguishing agent supply. Consideration features of its mathematical model of the optimization in the woodworking enterprises workshops.
статья, добавлен 20.11.2014Study the effects of man-made nano-additive on basic physical and mechanical properties of foamed glass. Use tare and flat glass as the main raw material. Investigation the effect of nano-additive on structural features of the resulting foam glass.
статья, добавлен 30.07.2016The main criteria for the quality of a pile coating, obtained by electro-floating. Experimental data obtained on a sample of nylon pile used in applying pile coatings by electro-floating method, which prove the efficiency of the proposed method.
статья, добавлен 30.08.2020Impact indicators coal shiites in the properties of the resulting coke. Coking process with the help of passive experiment. Effect of changes in the number of components of the coal charge on the quality of the coke at various technologies of sintering.
статья, добавлен 29.07.2016Research foaming effect, which can be the addition of zeolite in the asphalt mixture that causes the of the asphalt, better adhesion and ability lehkoukladalnist mixture. Characteristics of adsorbed water allocation as a function of time and temperature.
статья, добавлен 24.02.2016Defining features of the motion of moving the controls in vibroudarnogo qualifier. Analysis of the effectiveness and efficiency of processing of minerals. Creating an analytic function, which could describe the trajectory of the mass center of the rink.
статья, добавлен 24.02.2016Cylinder shaped parts – one of the mostly used in printing presses. A new technology of strengthening and recovery of details based on vibration roll burnishing is offered in the article. Experimental work and scientific conclusions are described.
статья, добавлен 29.07.2016Technological solutions that allow us to solve the problem of premature wear of the printing machines. A new technology of strengthening and recovery of details based on vibration roll burnishing is offered. Experimental work and scientific conclusions.
статья, добавлен 29.07.2016Investigation of the mechanism of movement of working bodies vibroimpact classifier for the purpose of improving the efficiency and performance of mineral processing. Qualitative and quantitative analysis of the dynamics of working bodies of the pendulum.
статья, добавлен 24.02.2016Research of mathematical model of the process intrusion forming polymer products. Establishing a dependency on the angle of melt costs lifting screw injection unit in the material cylinder based on the geometric parameters of extrusion head and mold.
статья, добавлен 18.02.2016The effect of casein-stabilized metal and metal oxide nanoparticles on the in vitro growth of Scoparia dulcis L. was studied. The effect of nanoparticles on callus induction, regeneration of shoots and roots was studied. Influence on the regeneration.
статья, добавлен 14.04.2022Description and analysis of the characteristics of main problems to be solved in design of fixture. Examination and description of the main principles of work with the developed software to automate the modeling process and the design of the led lamp.
статья, добавлен 26.06.2016The main stages of the automatic assembly of cylinder connection. The structural elements of the flexible automated production. Prospect for the automation of machine building production. The main types of heat exchange in technological systems.
контрольная работа, добавлен 05.04.2016The two main methods of mechanical assembly of plastic parts. Requirements for reliable mechanically bonded plastic joints. Special consideration for composites. The main advantages and disadvantages of adhesive bonding (gluing or glue bonding).
статья, добавлен 10.03.2019