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ZCC32000 Crawler Crane Helps Hualong 1 Successfully Hoist the World's First Three-Layer Ring Section Combined Steel Lining Module

November 08, 2022

November 5, 2022, 4:28,The third steel lining module of Hainan Changjiang Nuclear Power Unit 4, which was jointly constructed by China Nuclear Power 22 and China Nuclear Machinery Engineering, was successfully hoisted.,This is the first successful hoisting of the three-layer ring section combined steel lining module of Hualong 1 in the world.。It is Zoomlion that undertakes the hoisting task.ZCC32000 Crawler Crane

▲Hainan Changjiang Nuclear PowerUnit 4Hoisting of steel lining module IIIHoisting video highlights

The steel lining module III hoisted this time is assembled by three layers of cylinder walls.,Inner diameter 46.8 meters,Overall height 14.94 meters,Total weight about 176 tons,Three-layer steel lining cylinder wall is creatively adopted.(4 sections of cylinder wall、Paragraph 5、6 paragraphs)Assemble at one time、Hoisting,It is the first time in the world that it has been applied and implemented in Hualong 1 reactor.,It breaks through the traditional sectional mode of two-layer cylinder wall steel lining.,It directly spans the construction period of one layer of steel lining.,Reduces high-altitude hoisting、Welding and other workload,The safety and quality level of steel lining construction has been greatly improved.。

  

▲Hainan Changjiang Nuclear PowerUnit 4Hoisting of steel lining module III

In order to ensure the smooth progress of the project,In the process of pre-construction,The project management team actively innovates modular assembly technology,Repeated calculation and verification,On the premise of ensuring the original design layering requirements,Make the most of itZCCExcellent transition function of 32000 Crawler Crane,Realize the accuracy of site hoisting station,Fully grasp the construction site conditions,Jump out of the inherent mode of two-layer module combination,Innovative implementation of three-layer ring section combined steel lining module technology。Overall consideration of No.4 nuclear island steel liningPSCSignificant improvements in bracket preassembly,The full modularization of steel lining construction is realized.,Ffectively ensure that that construction period of the inner shell is match with the assembly period of the steel lining,It has set a precedent for three-layer steel lining combination module in the industry.。

  

▲Hainan Changjiang Nuclear PowerUnit 4Hoisting of steel lining module III

In the early morning of November 5th,Night is falling,The construction site of Hainan Changjiang Nuclear Power Plant is brightly lit.,All personnel on site、The equipment is ready。After the last check.,The site commander in chief ordered to start hoisting.。ZCCThe 32000 starts slowly,The huge steel-lined module slowly leaves the ground as the crane boom rises.。After lifting、Luffing、Walk、In the middle、Descend,Realize precise docking with module 2,It marks that the construction of the inner shell of the reactor building of Unit 4 has entered more layers of continuous construction.,To organize construction more efficiently、And favorable condition are created for bet guaranteeing that construction quality of the cylinder concrete.。

  

▲September 2021 Hainan Changjiang Nuclear PowerUnit 3Hoisting of steel lining module II

ZCCThe 32000 Crawler Crane has been growing with Hainan Changjiang Nuclear Power.。It was completed in July 2021.“Hualong One”First lifting of steel lining module I;The hoisting task of the second steel lining module was completed in September of the same year.;Hoisting of the first safety injection tank of Unit 3 was completed in March 2022.;At the end of the same month, the hoisting task of steel lining module 4 of Unit 3 was completed.。In countless days and nights,ZCCThe 32000 of crawler cranes witnessed the sunset and dusk of Hainan Changjiang Nuclear Power Station.。

  

▲Hainan Changjiang Nuclear PowerUnit 4Hoisting of steel lining module III

The successful realization of this node,It's China Nuclear Power Two Two、China Nuclear Machinery Engineering has thoroughly implemented the requirements of the 20th National Congress of the Communist Party of China on nuclear power technology innovation.,Actively implement CNNC“Trinity”Strategic objectives and China's nuclear construction“2345”The concrete embodiment of development ideas。In the field of nuclear power construction,Zoomlion has always maintained the research and development of super-large tonnage crane equipment.、Supply。Build the cutting edge、Intelligent equipment,Continue to help the vigorous development of China's nuclear power industry。

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