CN106944952A - 一种燃气轮机燃料喷嘴检修工艺 - Google Patents

一种燃气轮机燃料喷嘴检修工艺 Download PDF

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CN106944952A
CN106944952A CN201710235324.7A CN201710235324A CN106944952A CN 106944952 A CN106944952 A CN 106944952A CN 201710235324 A CN201710235324 A CN 201710235324A CN 106944952 A CN106944952 A CN 106944952A
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谢凡
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Huarui (jiangsu) Gas Turbine Service Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B13/00Spanners; Wrenches
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/04Cleaning involving contact with liquid
    • B08B3/10Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/04Cleaning involving contact with liquid
    • B08B3/10Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
    • B08B3/12Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration by sonic or ultrasonic vibrations
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B21/00Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
    • CCHEMISTRY; METALLURGY
    • C23COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23GCLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G5/00Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents
    • C23G5/02Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents
    • C23G5/032Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents using organic solvents containing oxygen-containing compounds
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B5/00Measuring arrangements characterised by the use of mechanical techniques
    • G01B5/003Measuring of motor parts
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M13/00Testing of machine parts
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84Systems specially adapted for particular applications
    • G01N21/88Investigating the presence of flaws or contamination
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84Systems specially adapted for particular applications
    • G01N21/88Investigating the presence of flaws or contamination
    • G01N21/91Investigating the presence of flaws or contamination using penetration of dyes, e.g. fluorescent ink

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  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
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  • Pathology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Cleaning In General (AREA)

Abstract

本发明公开了一种燃气轮机燃料喷嘴检修工艺,包括如下步骤:入厂流量测试、部件拆解、超声波碱洗脱脂、无损检测、尺寸检查、部件清洗、备件更换、组装检测、整体检查包装发货。

Description

一种燃气轮机燃料喷嘴检修工艺
技术领域
本发明涉及一种检修工艺,尤其涉及一种燃气轮机燃烧室燃气轮机燃料喷嘴检修工艺。
背景技术
燃料喷嘴在燃气轮机燃烧室中起到至关重要的作用,在长期使用后其内部会积聚污垢和杂质,这些污垢和杂质会影响燃料喷嘴的流量值,使其无法符合使用要求,这个时候就需要对燃料喷嘴进行检修清洗,现有最常见的是采用热处理脱脂,然而这种处理方法无法全面彻底去除燃料管件内部污垢和杂质,导致修理效果不好,修理后流量测试不合格率特别高。
发明内容
本发明的目的在于克服现有技术的缺陷,提供一种燃气轮机燃料喷嘴检修工艺。
为实现上述目的,本发明提出如下技术方案:一种燃气轮机燃料喷嘴检修工艺,包括人如下工艺步骤:
a、入厂流量测试:采用流量测试仪对入场待检修的喷嘴进行流量测试,并记录测试流量值;
b、部件拆解:通过扭力扳手配合气动工具先将喷嘴进气侧部件进行拆解,然后再拆解出气侧部件,拆卸时保证各部件的完整性,尤其是密封处以及定位面,避免拆卸损伤;
c、超声波碱洗脱脂:将步骤b中拆卸的各个部件放置到超声波清洗线设备上进行超声波清洗,放置时需要各个产品平稳放置在清洗台面上,采用碱性清洗剂对其进行清洗,清洗时的温度为70℃,清洗时间为2H,超声波设定参数参照行业标准;
d、无损检测:对步骤c中清洗好的各个部件采用荧光渗透检测线以及内窥镜进行检测,其中通过荧光渗透检测线检测部件表面或者近表面有无材料劣化导致的细微裂纹缺陷,通过内窥镜检测部件内部腔室有无缺陷,确定各个部件的损伤情况;
e、尺寸检查:采用游标卡尺,高度尺以及3D扫描对各个部件的外形尺寸进行测量;
f、部件清洗:对各个部件采用丙酮和碱性清洗剂进行二次清洗,清洗过程为先手工清洗,在通过超声波清洗机清洗,在清洗过程避免作业损伤部件,该清洗过程用于清除部件表面覆盖的有机污物、油脂、氧化物、其他金属以及覆盖或填充在缺陷缝隙里的杂质等,便于后续检查作业的进行;
g、备件更换:针对尺寸检查的不合格部件进行更换,同时材质具有损伤的部件也进行更换;
h、组装检测:将检修后的各个部件进行组装形成新的喷嘴,再次对其流量值进行测试,确定其符合要求;
i、整体检查包装发货:将符合要求的新喷嘴进行最终表面检查,确认表面没有瑕疵缺陷,并进行包装发货。
与现有技术相比,本发明所揭示的燃气轮机燃料喷嘴检修工艺,具有如下有益效果:采用超声波碱洗脱脂对部件内部进行清洗,确保了燃料喷嘴内部污垢和杂质的彻底清理,能够改善喷嘴内部状况,大幅提高修理后流量测试合格率。
具体实施方式
下面将结合本发明的具体实施例,对本发明实施例的技术方案进行清楚、完整的描述。
本发明所揭示的一种燃气轮机燃料喷嘴检修工艺,包括人如下工艺步骤:
a、入厂流量测试:采用流量测试仪对入场待检修的喷嘴进行流量测试,并记录测试流量值;
b、部件拆解:通过扭力扳手配合气动工具先将喷嘴进气侧部件进行拆解,然后再拆解出气侧部件,拆卸时保证各部件的完整性,尤其是密封处以及定位面,避免拆卸损伤;
c、超声波碱洗脱脂:将步骤b中拆卸的各个部件放置到超声波清洗线设备上进行超声波清洗,放置时需要各个产品平稳放置在清洗台面上,采用碱性清洗剂对其进行清洗,清洗时的温度为70℃,清洗时间为2H,超声波设定参数参照行业标准,超声波频率为20-50KHZ;
d、无损检测:对步骤c中清洗好的各个部件采用荧光渗透检测线以及内窥镜进行检测,其中通过荧光渗透检测线检测部件表面或者近表面有无材料劣化导致的细微裂纹缺陷,通过内窥镜检测部件内部腔室有无缺陷,确定各个部件的损伤情况;
e、尺寸检查:采用游标卡尺,高度尺以及3D扫描对各个部件的外形尺寸进行测量;
f、部件清洗:对各个部件采用丙酮和碱性清洗剂进行二次清洗,清洗过程为先手工清洗,在通过超声波清洗机清洗,在清洗过程避免作业损伤部件,该清洗过程用于清除部件表面覆盖的有机污物、油脂、氧化物、其他金属以及覆盖或填充在缺陷缝隙里的杂质等,便于后续检查作业的进行;
g、备件更换:针对尺寸检查的不合格部件进行更换,同时材质具有损伤的部件也进行更换;
h、组装检测:将检修后的各个部件进行组装形成新的喷嘴,再次对其流量值进行测试,确定其符合要求;
i、整体检查包装发货:将符合要求的新喷嘴进行最终表面检查,确认表面没有瑕疵缺陷,并进行包装发货。
本发明的技术内容及技术特征已揭示如上,然而熟悉本领域的技术人员仍可能基于本发明的教示及揭示而作种种不背离本发明精神的替换及修饰,因此,本发明保护范围应不限于实施例所揭示的内容,而应包括各种不背离本发明的替换及修饰,并为本专利申请权利要求所涵盖。

Claims (1)

1.一种燃气轮机燃料喷嘴检修工艺,其特征在于包括如下步骤:
a、入厂流量测试:采用流量测试仪对入场待检修的喷嘴进行流量测试,并记录测试流量值;
b、部件拆解:通过扭力扳手配合气动工具先将喷嘴进气侧部件进行拆解,然后再拆解出气侧部件,拆卸时保证各部件的完整性,尤其是密封处以及定位面,避免拆卸损伤;
c、超声波碱洗脱脂:将步骤b中拆卸的各个部件放置到超声波清洗线设备上进行超声波清洗,放置时需要各个产品平稳放置在清洗台面上,采用碱性清洗剂对其进行清洗,清洗时的温度为70℃,清洗时间为2H,超声波设定参数参照行业标准;
d、无损检测:对步骤c中清洗好的各个部件采用荧光渗透检测线以及内窥镜进行检测,其中通过荧光渗透检测线检测部件表面或者近表面有无材料劣化导致的细微裂纹缺陷,通过内窥镜检测部件内部腔室有无缺陷,确定各个部件的损伤情况;
e、尺寸检查:采用游标卡尺,高度尺以及3D扫描对各个部件的外形尺寸进行测量;
f、部件清洗:对各个部件采用丙酮和碱性清洗剂进行二次清洗,清洗过程为先手工清洗,在通过超声波清洗机清洗,在清洗过程避免作业损伤部件;
g、备件更换:针对尺寸检查的不合格部件进行更换,同时材质具有损伤的部件也进行更换;
h、组装检测:将检修后的各个部件进行组装形成新的喷嘴,再次对其流量值进行测试,确定其符合要求;
i、整体检查包装发货:将符合要求的新喷嘴进行最终表面检查,确认表面没有瑕疵缺陷,并进行包装发货。
CN201710235324.7A 2017-04-12 2017-04-12 一种燃气轮机燃料喷嘴检修工艺 Pending CN106944952A (zh)

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CN107514312A (zh) * 2017-09-04 2017-12-26 中国航发南方工业有限公司 燃机的气动清理电磁阀的控制装置及控制方法
CN107627073A (zh) * 2017-09-19 2018-01-26 成都成发泰达航空科技有限公司 一种静子叶片的修理方法
CN108819919A (zh) * 2018-08-09 2018-11-16 深圳技术大学(筹) 一种自动变速箱液力变矩器的修复方法
CN112845343A (zh) * 2021-01-14 2021-05-28 安徽富乐泰水泵系统有限公司 一种高清洁度泵的生产工艺
CN114985370A (zh) * 2022-06-22 2022-09-02 华电通用轻型燃机设备有限公司 航改型燃气轮机dle燃料喷嘴专用检修方法
CN115254878A (zh) * 2022-09-07 2022-11-01 重庆懿虹科技发展有限责任公司 一种碳滑板的铝托回收处理方法

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107514312A (zh) * 2017-09-04 2017-12-26 中国航发南方工业有限公司 燃机的气动清理电磁阀的控制装置及控制方法
CN107627073A (zh) * 2017-09-19 2018-01-26 成都成发泰达航空科技有限公司 一种静子叶片的修理方法
CN108819919A (zh) * 2018-08-09 2018-11-16 深圳技术大学(筹) 一种自动变速箱液力变矩器的修复方法
CN108819919B (zh) * 2018-08-09 2021-07-16 深圳技术大学 一种自动变速箱液力变矩器的修复方法
CN112845343A (zh) * 2021-01-14 2021-05-28 安徽富乐泰水泵系统有限公司 一种高清洁度泵的生产工艺
CN112845343B (zh) * 2021-01-14 2023-11-24 安徽富乐泰水泵系统有限公司 一种高清洁度泵的生产工艺
CN114985370A (zh) * 2022-06-22 2022-09-02 华电通用轻型燃机设备有限公司 航改型燃气轮机dle燃料喷嘴专用检修方法
CN115254878A (zh) * 2022-09-07 2022-11-01 重庆懿虹科技发展有限责任公司 一种碳滑板的铝托回收处理方法

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