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【多选题】
根据润滑剂状态的不同,可分为以下几大类___
A. 润滑油
B. 润滑脂
C. 固体润滑剂
D. 气体润滑剂
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关于甲醇的说法下列表述正确的有___。
A. 可用作防冻剂
B. 甲醇会使人眼盲
C. 易燃易挥发
D. 可以直接接触
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易燃液体的危险特性包括___
A. 易燃性
B. 蒸汽易爆性
C. 流体扩散性
D. 毒害性
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下列选项中,描述气力输送特点正确的是___
A. 产生高压气体是气力输送的用途之一
B. 利用气体在管道内的流动输送粉粒状固体
C. 空气是最常用的输送介质
D. 气力输送机械与液体输送机械的工作原理基本相同
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热传播的形式有___
A. 热传导
B. 热辐射
C. 热损失
D. 热对流
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设备外壁温度较高时,其向周围环境介质散发热量的方式有___。
A. 、热传导
B. 、对流传导
C. 、热辐射
D. 、蒸发
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现代石油化工生产特点是:___
A. 生产装置规模大、集中布局、立体交叉
B. 连续化、自动化生产 ,科技含量高
C. 易燃易爆、有毒有害
D. 高温高压、
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裂解气脱除酸性气的目的,下列正确的是___。
A. 符合乙烯产品质量要求
B. 提高乙烯收率
C. 避免在冷系统形成“干冰”堵塞设备
D. 保护下游装置,因这些酸性气是下游装置剂的毒物
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裂解气中夹带的酸性气体主要包括___。
A. CO2
B. 烯烃
C. CO
D. H2S
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“三查四定”中的“四定”是指对检查出来的问题___。
A. 定任务
B. 定负责人
C. 定措施
D. 定时间、期限解决
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离心泵轴承一般分为___。
A. 、滑动轴承
B. 、 推力轴承
C. 、 直线轴承
D. 、滚动轴承
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列管式换热器包括___
A. 喷淋式
B. 固定管板式
C. 浮头式
D. U型管式
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下类介质可用泵来输送的是___
A. 液态介质
B. 液、固混合介质
C. 气态介质
D. 固态介质
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下列各类泵当中,属于容积泵的是___
A. 柱塞泵
B. 隔膜泵
C. 螺杆泵
D. 齿轮泵
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润滑油有___的作用。
A. 润滑作用
B. 冷却作用
C. 清洗作用
D. 密封作用
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漏电保护装置主要用于___。
A. 防止人身触电事故
B. 防止中断供电
C. 减少线路损耗
D. 防止漏电火灾事故
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下列属于电气火灾灭火器的是___
A. 干粉灭火器
B. CO2灭火器
C. 泡沫灭火器
D. 1211灭火器
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DCS是分散控制系统,又叫集中分散控制系统,它是利用___实现过程控制和过程管理的控制系统
A. 计算机技术
B. 控制技术
C. 通信技术
D. 图形显示技术
【多选题】
DCS系统的特点有___。
A. 操作显示集中
B. 控制功能强
C. 数据处理方便
D. 可靠性较差
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调节阀按阀芯动作形式可分为___等类型
A. 气开阀
B. 气关阀
C. 直行程式
D. 角行程式
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对于带压开孔、带压堵漏、带压焊接等危险作业和受限空间作业,检查脚手架内容包括___。
A. 脚手架必须设置两个方向不同的逃生通道。
B. 作业平台的脚手板必须铺秘并绑实,设置双拦腰杆的挡脚板。
C. 受限空间内不得使用可燃的脚手板材料;
D. 必须有剪刀叉和连墙件。
【多选题】
现场脚手架检查要点包括___
A. 是否有扫地杆;
B. 是否有双拦腰杆和挡脚板;
C. 是否踏板铺得密并绑牢;
D. 是否有验收合格牌或禁用牌;
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扑灭火灾的基本方法有___。
A. 窒息法
B. 冷却法
C. 隔离法
D. 化学抑制法
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佩戴空气呼吸器前,检查内容包括___。
A. 确认气瓶压力大于24MPa以上方可使用
B. 气瓶阀门打开至尽头
C. 先做报警试验
D. 做面罩严密性试验
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电气线路着火的原因包括___
A. 短路
B. 过载
C. 接触电阻过大
D. 电线电缆温度过高
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火灾的直接原因包括___
A. 现场的设施不符合消防安全要求
B. 缺少防火、防爆安全设置和设施
C. 在高处实施电焊、气割作业时对作业周围和下方缺少防护遮挡
D. 消防、疏散、急救设施不全或设置不当
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生产工艺过程中所产生静电的最大危险是引起爆炸。因此,在爆炸危险环境必须采取严密的防静电措施。下列各项措施中,属于防静电措施的有___。
A. 安装短路保护和过载保护装置
B. 将作业现场所有不带电的金属连成整体并接地
C. 限制流速
D. 增加作业环境的相对湿度
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安全教育包括___等方面
A. 安全知识教育
B. 安全技能教育
C. 安全态度教育
D. 操作技能教育
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根据《中国石化用火作业安全管理规定》的要求,用火的作业方式有___。
A. 使用喷灯、火炉、液化气炉、电炉等明火作业
B. 烧(烤、煨)管线、熬沥青、炒砂子、锤击(产生火花)物件、喷沙和产生火花的其他作业
C. 使用雷管炸药等进行爆破作业
D. 刷漆
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用火作业前对作业人员的劳保穿戴检查,哪些内容___?
A. 安全帽、工作服、工作鞋等质量是否合格、过期、损坏。
B. 安全带质量是否合格、过期、损坏。
C. 绝缘手套、护脚套、护面罩、眼镜等质量是否合格、过期、损坏;
D. 电焊钳、把线是否完好;
【多选题】
按照茂名石化《用火作业安全管理规定》,下列属于一级用火作业的是___。
A. 正在运行的可燃可爆生产装置区或有可燃气体、液化烃、可燃液体及有毒介质的泵房和机房
B. 管沟、管沟上方及距离管沟两侧各5米以内区域
C. 经吹扫、处理、化验分析合格,并与系统采取有效隔离、不再释放有毒有害和可燃气体的大修油罐的首次罐内大修和喷沙作业。
D. 可燃气体、可燃液体、液化烃、有毒介质的装卸区、洗槽(罐)站等
【多选题】
中国石化的应急工作要遵循以人为本,减少危害;预防与应急并重,常态与非常态结合和___的原则。
A. 统一领导,分级负责
B. 依法规范,加强管理
C. 整合资源,协同应对
D. 依靠科技,提高素质
【多选题】
根据《中国石化应急管理规定》, 应急终止条件:___
A. 事件已得到有效控制
B. 受伤人员得到妥善救治
C. 环境污染得到有效控制
D. 损失得到有效控制
【多选题】
进入受限空间动火作业,首次气体采样分析合格后必须在___。
A. 30分钟内进入进行动火作业
B. 4小时内进入进行动火作业
C. 如果超过1小时开始作业,必须用便携式检测仪复测合格
D. 如果超过4小时开始作业,必须用便携式检测仪复测合格
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根据《中国石化进入受限空间作业安全管理规定》的要求,采样分析要有代表性、全面性,受限空间容积较大时要对上、中、下部位取样分析,应保证设备内部任何部位的可燃气体浓度和氧含量分析合格;有毒有害物质不超过国家规定的“车间空气中有毒物质的最高允许浓度”的指标,下列分析指标合格的包括___。
A. 当可燃气体爆炸下限大于4%时,其检测浓度不大于0.5%为合格;
B. 爆炸下限小于4%时,其检测浓度不大于0.2%为合格;
C. 氧含量19.5%~23.5%为合格
D. H2S的最高允许浓度≯10mg/m3
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按照茂名石化《进入设备(受限空间)作业管理规定》,下列属于特殊进设备作业的___。
A. 气体采样分析不合格或与含有毒有害介质设备相连且无法有效隔离的设备内,经风险评估分析为高风险的作业。
B. 罐内刷漆、喷漆(产生可燃可爆、有毒有害气体或气雾)作业;
C. 与生产污水排放相连的下水井、下水道、涵洞等部位。
D. 人工挖桩孔、井深度超过3米等作业。
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NaOH的防护措施包括___
A. 接触碱的人员要戴好胶皮手套、化学安全眼镜或面罩
B. 穿好胶皮靴等防护用品
C. 有碱蒸汽的地方还要戴好防毒口罩
D. 穿好防酸碱服
【多选题】
冻伤后的紧急处理包括___
A. 迅速擦去皮肤上的低温物质
B. 迅速脱去被低温物质浸湿的手套、鞋袜与衣帽等
C. 快速到温暖处,冻伤部位用温水清洗干净然后用少量酒精擦洗
D. 冻伤严重送到医务所或医院处置,昏迷者应立即做人工呼吸
【多选题】
公用工程包括哪些系统___。
A. 蒸汽系统
B. 循环水系统
C. 仪表风系统
D. 润滑油
【多选题】
关于水压试验,下列说法正确的有___。
A. 水压试验前容器和管道系统上的安全装置、压力表、液面计等附件装配齐全并经检查合格
B. 水压试验前容器全部内构件均应装配齐全并经检查合格
C. 试验前应将试验系统与其它系统隔离
D. 水压试验时,容器内件应拆除
【多选题】
装置吹扫前要求___。
A. 工艺管道安装竣工
B. 设备安装竣工
C. 强度试验合格
D. 孔板、转子流量计等已抽出内件并安装复位
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