Discussion on the Construction of Anti-smoke Construction Technology in Super High-rise Buildings

In recent years with the increasing number of super high-rise buildings and the ever-expanding scale the anti-smoke construction technology has attracted more and more attention.Based on this situation,this paper analyzes the smoke control technology of super high-rise buildings.The paper analyzes the importance of the application of anti-smoke construction technology in super high-rise buildings,analyzes the problems in the construction of smoke control and super high-rise buildings.The anti-smoke construction technology was studied and I hope that it can benefit the application of anti-smoke construction technology in high-rise buildings.

Application of CFG Pile Construction Technology for Soft Foundation Treatment

CFG pile has been widely applied as one of the common ground treatment techniques. As a concealed work, the construction quality of pile foundation not only relates to the success of the project, but also concerns the benefits of thousands of hot, seholds. Only strengthening the supervision and management during the construction and strictly designing and specifying CFG pile can ensure the construction quality of CFG pile. But most researches focus on operating mechanism and theoretical analysis, and there are fewer researches about the construction of CFG pile. The real construction of CFG pile has no specified operation and lacks of the construction guidance, which not only causes great problems and has great influence on the intensity of CFG pile, but also makes the real pile body have great difference from the design requirements. Therefore, the study on construction of CFG pile in the paper has great significance.

Analysis of Highway Project Construction Technology Management

Highway engineering construction plays a pivotal role in driving urban economic development,in the face of modern urban transportation high-quality development.To achieve high-quality development in modern urban transportation,it is imperative to engage in effective management practices.This article analyzes the technology involved in highway engineering construction,delving into key aspects of highway construction technology,and examining measures for managing and controlling highway engineering construction technology effectively.

Intelligent Sensing and Control of Road Construction Robot Scenes Based on Road Construction

Automatic control technology is the basis of road robot improvement,according to the characteristics of construction equipment and functions,the research will be input type perception from positioning acquisition,real-world monitoring,the process will use RTK-GNSS positional perception technology,by projecting the left side of the earth from Gauss-Krueger projection method,and then carry out the Cartesian conversion based on the characteristics of drawing;steering control system is the core of the electric drive unmanned module,on the basis of the analysis of the composition of the steering system of unmanned engineering vehicles,the steering system key components such as direction,torque sensor,drive motor and other models are established,the joint simulation model of unmanned engineering vehicles is established,the steering controller is designed using the PID method,the simulation results show that the control method can meet the construction path demand for automatic steering.The path planning will first formulate the construction area with preset values and realize the steering angle correction during driving by PID algorithm,and never realize the construction-based path planning,and the results show that the method can control the straight path within the error of 10 cm and the curve error within 20 cm.With the collaboration of various modules,the automatic construction simulation results of this robot show that the design path and control method is effective.

Construction Technology and Safety Risk Control Measures of Deep Foundation Pit Excavation

Deep foundation pit excavation is a basic and key step involved in modern building construction.In order to ensure the construction quality and safety of deep foundation pits,this paper takes a project as an example to analyze deep foundation pit excavation technology,including the nature of this construction project,the main technical measures in the construction of deep foundation pit,and the analysis of the safety risk prevention and control measures.The purpose of this analysis is to provide scientific reference for the construction quality and safety of deep foundation pits.

Analysis on Construction Quality Control Technology of Reinforced Concrete Shear Wall Structure

In the process of continuous development of construction enterprises, new requirements have been put forward for construction projects. By strengthening the construction quality control of reinforced concrete shear wall structure, the construction level of reinforced concrete can be continuously improved, the construction quality can be guaranteed, and the construction project can be successfully completed, which is worthy of extensive application and promotion in construction enterprises, thus providing a broader development space for construction enterprises.

Construction Technology and Quality Control of Double Layer Continuous Paving of Cement Stabilized Macadam Base

The construction method of continuous paving of the upper and lower base of the water stable macadam base can improve the construction efficiency,overcome the quality problems of the traditional layered paving of the upper and lower base,such as untimely curing,slow construction,poor interlayer bonding,contraction joint and interlayer,so as to ensure the construction quality of the water stable macadam.It is also the promotion and application of new technology.

多学科交叉融合课程的建设——以过程装备控制技术课程为例

加强多学科交叉融合课程的建设,是高校培养高质量复合型创新人才的重要保障。过程装备控制技术课程内容涵盖了机械工程、控制科学与工程、化学工程、信息与通信工程等学科知识,属于典型的多学科交叉融合课程。针对该类课程知识点多而分散、内容广而抽象、理论难以联系工程实际等教学共性问题,考虑过程装备与控制工程专业特色,探索积极有效的多学科交叉融合课程的教学和实践方案,包括提炼课程教学目标、精选教学内容、探讨“任务引领式”主题教学模式、设置多学科知识交叉融合的综合作业和实验、打造多元化全过程考核方式等。实施结果表明,上述方案可为深化多学科交叉融合课程建设、引入研究性教学模式、培养学生创新思维和实践能力等方面提供有益参考。

预制装配式地铁车站施工技术与造价控制分析

概述了预制装配式地铁车站预制构件的设计标准、结构设计与功能布局,以及预制与现场装配的接口设计;分析了预制装配式地铁车站的施工技术,涵盖施工前的准备工作、预制构件的制造、现场装配技术、安全与质量管理,以及特殊条件下的施工策略;讨论了预制装配式地铁车站的成本分析、材料选择与采购、施工过程中的成本管理,以及长期运维成本的考虑。

致密油整体缝网压裂技术在杏树岗油田杏69-1井区扶余油层的应用实践

针对大庆致密油储层地质条件逐年变差,以及采用常规压裂改造工艺达不到预期增产效果的问题,创新采用整体缝网压裂工艺,主要从地质选层、缝储匹配、液性组合、有效改造4个方面进行方案优化。依托杏树岗油田杏69-1井区扶余油层“井缝控藏”理念,纵向上通过甜点优选压裂层段,平均单井压裂层数由4层减少至3层。横向上考虑砂体连通关系,以缝控储量最大为目标,优化施工规模,平均单井液体规模降低16%,支撑剂规模降低31.4%,单井成本降低4.7%。同时采用变黏压裂液、控缝高工艺,积极推行全链条挖潜增效,实现该井区扶余油层整体缝网压裂效益开发。现场应用表明,整体缝网压裂技术提高了缝控储量规模,实现了储层改造最大化、缝控储量最大化。实际平均单井日产油5.7t/d,比设计值提高103%;实际建设产能1.62×10^(4)t,超额完成22.7%。

BIM技术在建筑工程施工质量管理模式中的应用

随着建筑行业的不断发展,信息技术在建筑工程中的应用越来越重要。建筑信息模型(BIM)技术作为一种新兴的数字化工具,正逐渐改变传统的施工方法和质量管理模式。文章旨在分析BIM技术在建筑工程施工质量管理中的应用,为建筑行业提供新的思路和方法,提高施工质量管理的精确性和效率,以及提升整体施工质量的管理水平。

采用PF-UHPC制备钢混组合梁桥面板施工关键技术

为探明不同技术指标对钢混组合梁UHPC桥面板性能的影响,完善超高性能混凝土预混料(PF-UHPC)的制备技术工艺,制造出性能稳定、满足施工要求的钢混组合梁UHPC桥面板,通过试验对比分析了不同工艺技术指标对PF-UHPC工作性能及力学性能的影响。确定最佳工艺技术指标,形成一套关于PF-UHPC预制和现浇钢混组合梁桥面板施工的关键技术。结果表明:PF-UHPC基准配合比的强度、工作性能均满足要求,且增加减水剂掺量0.3%能显著改善材料工作性能而不影响力学性能;采用大搅拌机搅拌时长为8 min时,混合料各项性能最佳;材料凝结时间受室内外环境因素影响大;钢纤维的投料先后对材料工作性能和力学性能影响较小,但后加钢纤维的混合料其钢纤维均匀性偏差较大;试件抗折强度受钢纤维取向影响,而钢纤维取向主要取决于布料方向,布料方向与UHPC流动方向的角度越大,试验板的抗折强度越低;振捣频率对UHPC抗折强度影响较大,对抗压强度和钢纤维含量偏差影响较小,80 Hz振捣频率最有利;UHPC湿养护后水化热温度基本在40~50℃,内部初始温度随板厚增加升高,蒸养过程中UHPC板中心升温较外部慢,内外温差较大;蒸养棚内恒温温度宜控制在90℃以上,且应适当延长自然降温时间,25 cm厚板底部在70℃以上恒温30 h,其强度满足设计要求。

装配式混凝土建筑施工技术及质量控制分析研究

随着装配式建筑施工技术的不断发展,装配式混凝土建筑施工技术受到整个建筑行业的推崇。装配式混凝土建筑施工技术不仅能缩短工期,也符合国家发展绿色环保的理念。所以在施工过程中,不仅要考虑如何避免资源浪费也要保证施工的安全性,以及建筑的施工质量。基于此,本研究对装配式混凝土建筑施工技术的优缺点及施工质量如何控制进行阐述。

基于绿色建筑理念的建筑幕墙数字化建造技术

结合上海某办公大楼项目,对不同的幕墙施工方案进行了全面对比,以确定绿色化办公大楼的最终幕墙形态。通过应用建筑信息模型,对大楼幕墙的热工性能进行了模拟分析,并进行了深化设计。在施工阶段应用建筑信息模型管理平台,对幕墙构件建立数字化信息模型,辅助后续幕墙数字化施工。结合项目施工经验,总结了幕墙系统的施工工艺流程以及质量控制要点,以期为今后幕墙数字化建设工程提供借鉴。

基于BIM技术的建筑工程造价控制与管理

工程造价是建筑工程投资管理中比较重要的内容,对工程效益与发展有着直接影响。在传统工程造价管理模式下,无法做到工程造价全过程管理,而将BIM技术运用在建筑工程造价控制活动中,不仅可以提高造价管理水平,还能减少成本投入,实现工程效益最大化。以某办公建筑项目为例,从预测函数、控制模型、数据交互三方面入手,对工程造价效益进行预测。同时,结合案例工程实际情况,对基于BIM技术的各阶段造价管控要点加以总结,旨在为类似工程开展造价管理提供一定参考。

BIM技术在建筑施工中的成本控制与管理

文章研究了BIM技术在建筑施工中的成本控制与管理,从图纸会审、工程算量、土建工程、机电工程、装配式工程、费用动态监控等方面出发,分析了BIM技术在建筑施工准备阶段和施工过程的成本控制要点,解决不同专业、不同环节之间的衔接问题,实现了施工成本管理的事前、事中动态集成控制。

高铁大断面隧道衬砌智能化建造及质量控制技术

隧道智能建造技术作为中国“智能铁路”重要组成部分,引领了隧道修建技术的发展方向。为提高隧道施工智能化水平,保证衬砌及断面整体施工质量和使用寿命,以京张高铁八达岭隧道为背景,提出了一系列复杂大断面隧道衬砌智能化建造及质量控制技术。二衬结构混凝土智能振捣和浇筑技术可实现混凝土的自动化施工,减少现场作业人员50%,降低现场数据记录耗时90%;自主设计了一套以智能温湿控制系统为核心的衬砌智能养护台车,智能控制和调节养护区域内温度和湿度,显著降低人工投入和减少人为质量缺陷,提高施工效率;提出二衬防脱空自动报警、防顶裂技术,有效防止衬砌空洞和开裂的发生,使空洞发生概率由16%降为6%,二衬开裂概率由22%降为8%;衬砌智能化建造及质量控制技术在新八达岭隧道的成功应用,提高了隧道衬砌的施工质量水平和综合管理能力。

基于BIM技术的装配式建筑施工管理与控制研究

随着建筑业的不断发展,装配式建筑作为一种新型的建筑方式,具有施工速度快、质量可控、环保节能等优点,已经逐渐被广泛应用。然而,装配式建筑施工过程中存在着一定的风险,如质量问题、安全问题、进度问题等。为控制这些风险,该文基于BIM技术,对装配式建筑的施工管理与控制进行研究。通过对案例分析和实地调研,提出一些有效的控制措施,包括加强施工现场管理、优化施工流程、提高工人技能水平等。该文的研究成果可以为装配式建筑的施工管理与控制提供一定的参考。

基于内部控制建设的公立医院采购管理系统的建设实践

为探索公立医院采购管理改革路径和信息化建设模型,设计行之有效的业务流程和系统架构,推进采购管理系统建设,中山大学附属第六医院(以下简称“Z医院”)率先开展采购管理改革,并基于工作流程搭建数字化管理系统,Z医院的采购管理系统打破信息孤岛、控制内外部风险,建立信息化监督手段,提高了采购活动业务流转效率及数据质量。本文以Z医院采购管理系统建设实践为例,从内部控制建设视角梳理公立医院采购管理改革的现状及问题,分析信息化建设的潜在风险、目标功能、系统架构和应用效果,从技术层面和理论层面为公立医院采购业务信息化提供实践经验。

BIM技术在施工成本控制中的应用研究

针对BIM技术在施工成本控制中的应用进行分析,提出BIM技术应用的优点以及面临的困难,并构建基于BIM5D模型数据库的成本控制体系。以某市的农贸市场项目为例,结合该项目进度和成本数据,实现物资、图纸、质量和安全等信息的实时监测,利用模型数据的更新减少设计变更,达到缩短工期和成本控制的效果。研究表明,BIM5D数据平台下,项目施工成本得到了有效控制,成本盈余在200~400万元区间浮动,说明BIM5D数据平台下的成本控制效果较好,能够为施工成本控制提供技术支持。