CAJ | 학술논문

针对西气东输三线大口径管道工程人工喷砂除锈困难及人工喷砂除锈存在易损伤补口区外的防腐层、工人劳动强度大、工作环境恶劣、污染严重、除锈间断有遗漏、砂料浪费严重、除锈质量受人为影响等诸多问题，将自主研发的自动喷砂除锈设备应用于西气东输三线西段工程的防腐补口施工中。阐述了管道喷砂除锈机理、管道自动喷砂除锈装置组成及工作原理、管道自动喷砂除锈执行机构构成及工作原理、装置性能参数及管道表面处理工作要求，为管道喷砂除锈技术的持续发展提供参考依据。工程应用证明，管道自动喷砂除锈装置可有效解决人工喷砂存在的系列问题，且性能稳定、自动化程度高、操作简单、野外环境适应能力强，除锈质量满足要求，有效节约工时，砂料的循环利用可节约施工成本，切实保障西气东输三线管道工程的顺利施工及管道的安全运营。
침대서기동수삼선대구경관도공정인공분사제수곤난급인공분사제수존재역손상보구구외적방부층、공인노동강도대、공작배경악렬、오염엄중、제수간단유유루、사료낭비엄중、제수질량수인위영향등제다문제，장자주연발적자동분사제수설비응용우서기동수삼선서단공정적방부보구시공중。천술료관도분사제수궤리、관도자동분사제수장치조성급공작원리、관도자동분사제수집행궤구구성급공작원리、장치성능삼수급관도표면처리공작요구，위관도분사제수기술적지속발전제공삼고의거。공정응용증명，관도자동분사제수장치가유효해결인공분사존재적계렬문제，차성능은정、자동화정도고、조작간단、야외배경괄응능력강，제수질량만족요구，유효절약공시，사료적순배이용가절약시공성본，절실보장서기동수삼선관도공정적순리시공급관도적안전운영。
Indigenous automatic sand-blasting equipment used in anti-corrosion construction of 3rd west-east gas pipeline pro-ject in view of the existing problems such as easy to damage the anticorrosion layer fill the mouth outside the zone,large labor in-tensity,poor working environment,serious pollution,derusting intermittent missing,serious waste of sand,derusting quality by people.Described the sand-blasting mechanism of pipeline,the composition and working principle of pipeline automatic sand-blasting equipment,the composition and working principle of execution mechanism of pipeline automatic sand-blasting equip-ment,performances and surface processing requirements,provide the reference for the sustainable development of pipeline blas-ting technology.The engineering application shows that automatic sand-blasting equipment can effectively exist solve a series of problems of artificial sand,stable performance,high degree of automation,simple operation,outdoor environment adaptability, meet the requirements of quality,effectively save man-hour,sand material recycling can save the construction cost,so as to en-sure the safety of pipeline construction and operation.