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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
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Применить Всего найдено 14. Отображено 14.
01-12-2017 дата публикации

Staggered installation welding method for steel structure platforms of steelmaking tower building

Номер: CN0107419907A
Принадлежит:

The invention discloses a staggered installation welding method for steel structure platforms of a steelmaking tower building. The supporting effect of a middle platform in the installation process of an interlayer platform is used, and welding deformation generated by welding concentrated stress is resisted. The method comprises the steps of construction preparation, wherein basic repetition measurement and repetition measurement of component when a worker enters a construction site are conducted; installation of a lower platform and components, wherein firstly steel columns are installed, then a first-layer platform and a second-layer platform are installed in sequence, and after installation of the second-layer platform is completed, the first-layer platform is welded; installation of an upper platform and components, wherein upper columns are installed, then third-layer platform components are installed, after installation is completed, the second-layer platform is welded, and installation ...

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18-08-2023 дата публикации

Manufacturing process for eliminating welding stress of high-rise steel structure box column

Номер: CN116606995A
Принадлежит:

The invention belongs to the technical field of building equipment, and particularly relates to a manufacturing process for eliminating welding stress of a high-rise steel structure box column, which comprises the following steps: S1, positioning a component to be treated; s2, the heat treatment device is started to conduct comprehensive heat treatment stress relief operation on the component; s3, the component is turned over, and heat treatment stress relief operation is conducted again; and S4, stress relief operation of each surface of the component is completed. The upper end of the box-shaped column can be uniformly and comprehensively heated, stress relief comprehensiveness and quality are guaranteed, manual operation is not needed, and labor is saved.

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18-07-2023 дата публикации

Large converter mounting device and mounting method

Номер: CN116445678A
Принадлежит:

The invention discloses a large converter mounting device and a mounting method, and belongs to the technical field of converter mounting. The device comprises a supporting mechanism and a moving mechanism, wherein the moving mechanism is connected with an alignment mechanism; the supporting mechanism comprises a supporting frame and a backing ring arranged in the middle of the converter in a sleeving mode, and the backing ring is located on the supporting frame. The side portion of the backing ring is connected with a bearing seat, a base is arranged below the bearing seat, and the supporting frame is connected with a moving mechanism. The moving mechanism drives the converter to move to a mounting position corresponding to the base, and the alignment mechanism finely adjusts the position of the moving mechanism, so that the bearing seat and the base are accurately positioned. The position of the rail trolley on the first guide rail is adjusted through the alignment mechanism, so that ...

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04-07-2023 дата публикации

High-altitude welding platform for large-diameter roll-welded steel pipe and manufacturing method of high-altitude welding platform

Номер: CN116372432A
Принадлежит:

The invention provides a high-altitude welding platform for a large-diameter roll welding steel pipe and a manufacturing method of the high-altitude welding platform, and relates to the technical field of high-altitude pipeline welding tools. The high-altitude welding platform comprises a dust removal pipeline and a walkway platform, vertical ladders are arranged at the two ends of the walkway platform, a plurality of first lifting lugs are arranged on the two sides of the top of the dust removal pipeline, a plurality of second lifting lugs corresponding to the first lifting lugs are arranged on the two sides of each vertical ladder, and the first lifting lugs and the second lifting lugs are connected through steel wire ropes. For a project with a small construction site, construction and ending can be achieved through the high-altitude welding platform, high-altitude welding construction safety of large-diameter coil welding steel pipes such as multi-layer and multi-row dust removal pipelines ...

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07-01-2015 дата публикации

Butt welding method for workshop columns under humid environment

Номер: CN104259622A
Автор: KONG JIONG, ZHENG ZHIFEI
Принадлежит:

The invention discloses a butt welding method for workshop columns under the humid environment. The butt welding method is characterized by comprising the following technological steps of (1) construction preparation, wherein before welding, a welding area is cleaned, the cleaning range is the area 30 mm to 50 mm away from a welding line, a grinding wheel is adopted to carry out grinding to remove oxide scales, metallic luster is exposed out, and impurities such as water, rust and oil contamination affecting the welding quality are removed; (2) initial positioned welding, wherein before main welding, initial positioned welding is carried out, integral combined tack welding is carried out, and the positioned welding quality should be consistent with the quality of the main welding line; (3) technology and butt welding determining, wherein according to the butt welding technology of H-type steel workshop columns, butt welding is carried out on an upper column (3) and a lower column (4) along ...

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13-06-2023 дата публикации

Cooling system of storage server

Номер: CN116261310A
Принадлежит:

The invention relates to a heat dissipation system of a storage server. The heat dissipation system comprises a cabinet, a control panel is arranged on the front face of the cabinet, a cabinet door is hinged to the front face of the cabinet through a hinge, a heat dissipation assembly is arranged on the cabinet, an air outlet is formed in the front face of the cabinet, and the heat dissipation assembly comprises a liquid storage bin with one end fixedly connected with the inner side wall of the cabinet. According to the heat dissipation system of the storage server, through cooperation of the liquid conveying pipe and the ventilation pipe, part of heat of the storage server placed on the placing plate can be taken away by cooling liquid conveyed by the liquid conveying pipe, and when the started conveying fan conveys air through the ventilation pipe, the air can be pre-cooled by the cooling liquid in the liquid storage bin; the cooling fan is started, so that the air conveyed to the inner ...

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22-08-2023 дата публикации

Modular installation method for gravity dust collector

Номер: CN116622924A
Принадлежит:

The invention relates to the technical field of modular installation methods of gravity dust collectors, and solves the problems of low efficiency, large overhead working amount and long installation period if a conventional belt-by-belt installation method is adopted due to the fact that a gravity dust collector shell is high in height and large in diameter, and the upper end and the lower end of the gravity dust collector are of cone structures in the prior art. According to the evaluation patent, through ground assembly and modular hoisting, rapid installation of the gravity dust collector shell is achieved, the work efficiency is improved, high-altitude operation is reduced, and the safety risk is reduced.

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01-08-2023 дата публикации

Assembly translation installation method for large-diameter dust removal pipeline on steel structure factory building roof

Номер: CN116518149A
Принадлежит:

The invention discloses an assembly translation installation method for a large-diameter dust removal pipeline on a steel structure factory building roof, and belongs to the field of building construction. The method comprises the following steps that S1, a traction winch is arranged on the top of the steel structure plant; s2, a translation rail is arranged on the top of the steel structure factory building; s3, the segmented dust removal pipeline is hoisted to the translation rail to be assembled through a hoisting machine; s4, the dust removal pipeline pair is dragged to the installation position along the translation rail through a traction winch; and S5, the dust removal pipeline continues to be hoisted and assembled on the translation rail, then the traction winch is used for dragging the assembled new dust removal pipeline pair to the installation position, and the new dust removal pipeline pair and the dust removal pipeline which is installed in place are assembled till the complete ...

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28-07-2023 дата публикации

Modularized installation method for secondary dust remover body equipment in steelmaking environment

Номер: CN116492776A
Принадлежит:

The invention discloses a modularized installation method for secondary dust remover body equipment in a steelmaking environment. The modularized installation method comprises the following steps: S1, installing a lower frame; s2, mounting a dust hopper; s3, mounting the box body of the filter bag chamber in sections; s4, mounting an inlet and outlet exhaust duct of the dust remover; and S5, mounting an upper box body and a blowing device. According to the modular installation method for the secondary dust remover body equipment in the steelmaking environment, the secondary dust remover body equipment in the environment is rapidly installed in a ground assembling and modular hoisting mode, the work efficiency is improved, the high-altitude operation is reduced, and the safety risk is reduced.

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29-08-2023 дата публикации

Ship synchronous sailing anti-interference control method under event trigger mechanism

Номер: CN116661439A
Принадлежит:

The invention provides a ship synchronous sailing anti-interference control method under an event trigger mechanism, and belongs to the technical field of ship automatic control. The control method mainly aims at research on synchronous control of considering unknown external marine environment interference and propeller saturation in navigation supply, and applies a disturbance observer, an auxiliary dynamic system and an event triggering mechanism. An unknown external marine environment interference value borne by the following ship during operation is estimated online, the influence of controller saturation on control deviation is reduced, and abrasion of a ship propeller is slowed down; the event-triggered synchronous sailing disturbance compensation controller designed by the invention can effectively enhance the anti-interference capability of a ship, improve the reliability of ship control, and enable a following ship to normally complete supply operation.

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06-06-2023 дата публикации

Large-diameter steel inhaul cable adjusting tool and using method thereof

Номер: CN116219782A
Принадлежит:

The invention discloses a large-diameter steel inhaul cable adjusting tool which comprises clamp shells which are oppositely arranged, the two ends of each clamp shell are detachably connected, each clamp shell is integrally in a semicircular arc shape, a matched clamp lining is arranged on the inner side of each clamp shell, a boss is arranged in the middle of the outer side of each clamp shell, and a rotary auxiliary hook is movably arranged on each boss. The rotary auxiliary hook is connected with an adjustable connecting rope, and the other end of the adjustable connecting rope is connected with an adjusting lever. The invention further discloses a using method of the large-diameter steel inhaul cable adjusting tool. By means of the device, the wire jumping phenomenon and the twisting phenomenon easily generated in the unfolding and hoisting process of the large-diameter steel inhaul cable in the prior art can be effectively avoided, use is convenient, the adjusting efficiency is high ...

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09-06-2023 дата публикации

Method for transporting components required by large factory building roof construction

Номер: CN116241028A
Принадлежит:

The invention discloses a method for transporting components required by large factory building roof construction, and relates to the technical field of building construction. The method for transporting the components required for construction on the roof of the large factory building comprises the following specific operation steps: firstly, supporting a transportation channel: detecting the quality of factory building structures related to transportation channel supporting, such as factory building steel columns, factory building steel column and roof beam connecting nodes, roof beam and purline connecting nodes and the like, and the corrosion condition of color steel tiles; according to the method for transporting the components required for construction on the roof of the large factory building, by combining the factory building structure arrangement of a transformed or extended part, a smooth and through transportation channel is formed, a moving trolley is arranged, and the transformed ...

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01-08-2023 дата публикации

Server operation management system and management method

Номер: CN116527667A
Принадлежит:

The invention relates to the technical field of server operation management, and discloses a server operation management method which comprises the following steps: S1, dividing a whole server network into a high-security-level application service domain, a low-security-level application service domain, a high-security-level user terminal domain, a low-security-level user terminal domain, a security supervision domain, an operation and maintenance management domain and a core switching domain, and performing security level-to-level management on a server host machine, storage resources, user terminals and the like. According to the server operation management system and management method, classification and encryption storage are carried out in a whole server network according to traffic types and the management system is deployed and operated by carrying out hierarchical and domain design and security domain access control on the server, and the overall operation condition of the network ...

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30-10-2020 дата публикации

Off-line hoisting balance auxiliary device for converter vaporization flue

Номер: CN0211813011U

The utility model discloses an off-line hoisting balance auxiliary device for a vaporization flue of a converter, and belongs to building construction installation auxiliary devices. The utility modeldiscloses an off-line hoisting balance auxiliary device for a vaporization flue of a converter. The device comprises a cross beam, upper lifting lugs are arranged at the top of the cross beam, lowerlifting lugs are symmetrically arranged on the two sides of the bottom of the cross beam, angle adjusting lifting lugs are arranged in the middle of the bottom of the cross beam and connected with thelifting lugs on the two sides of the upper portion of the vaporization flue through steel wire ropes, and the angle adjusting lifting lugs are connected with the lower portion of the vaporization flue through steel wire ropes and chain blocks. By adopting the balance auxiliary device, the angle of equipment can be adjusted when the vaporization flue is hoisted under the condition of an irregularform, ...

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