【判断题】
进入井口附近的机具、车辆应带有效的防火罩。
A. 对
B. 错
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【判断题】
钻井工程设计中,对地层破裂压力试验的要求。在碳酸盐岩地层进行的地层承压试验,试验最高当量密度为预计下部施工中作用在井底的最高压力相当的密度。
A. 对
B. 错
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在钻井结束前,井控装备应保持完好待命状态。
A. 对
B. 错
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控压钻井准备时,转盘驱动的控压作业井应使用六方方钻杆。
A. 对
B. 错
【判断题】
井场钻井设备的布局要考虑防火的安全要求。
A. 对
B. 错
【判断题】
钻开油气层前严格执行钻开油气层申报审批制度。
A. 对
B. 错
【判断题】
在含H2S地区作业的相关人员必须进行相应的H2S防护培训。
A. 对
B. 错
【判断题】
一旦井喷失控,应立即测定井口周围及附近天然气、H2S和CO2含量,划定安全范围。
A. 对
B. 错
【判断题】
柴油机和固井机的排气管不破不漏,有防火罩或喷淋冷却系统。
A. 对
B. 错
【判断题】
未经许可是指工作人员未办理书面许可或非工作人员未经属地主管口头许可。
A. 对
B. 错
【判断题】
安全以人为本表示安全的目的是为了人,又要依靠人,必须从转变人的观念、提高人的能力、培养人的习惯抓起。
A. 对
B. 错
【判断题】
进入受限空间必须办理许可,如果作业现场已经办理许可并有效时,其他非工作人员需要短暂进入,必须经属地主管培训和口头许可,监护人同意,并签署进出记录。
A. 对
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【判断题】
动火作业前的检测是确认动火作业环境是否安全的关键环节。
A. 对
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强令他人违反条款或现场监督人员发现违反条款的行为而不制止,视同违反。
A. 对
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对高处作业者来讲,坠落是最大的风险。
A. 对
B. 错
【判断题】
当身体任何部位越过受限空间的口径,并足以让整个身体能够进入受限空间的开口平面时的一个起始动作,就被视为进入受限空间。
A. 对
B. 错
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当量钻井液密度与压力梯度相似,表示压力大小时可以免除因深度不同带来的不便。
A. 对
B. 错
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如果P用kPa,H用m,则压力梯度为kPa/m。
A. 对
B. 错
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静液压力的大小与液柱的横向尺寸及截面形状无关。
A. 对
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静液压力是作用在单位面积上的液柱重量引起的压力。
A. 对
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静液压力的大小与液体密度和液柱的高度成正比。
A. 对
B. 错
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地层压力梯度大于正常地层压力梯度时,称为异常高压。
A. 对
B. 错
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循环压耗在数值上等于循环泵压。
A. 对
B. 错
【判断题】
通常所说的近平衡压力钻井是指压差值在规定范围内的过平衡压力钻井。
A. 对
B. 错
【判断题】
在钻井泵克服这个流动阻力推动钻井液向上流动时,井壁和井底也承受了该流动阻力,因此,井底压力增加。
A. 对
B. 错
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泵压是克服循环系统中摩擦损失所需的压力。
A. 对
B. 错
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地面压力的变化会影响井底压力的变化。
A. 对
B. 错
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正常地层压力当量钻井液密度等于地层水的密度。
A. 对
B. 错
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钻井液在环空中上返速度越大、井越深、井眼越不规则、环空间隙越小,且钻井液密度、切力越高,则环空流动阻力越大;反之,则环空流动阻力越小。
A. 对
B. 错
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抽吸压力使井底压力减小。
A. 对
B. 错
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激动压力是由于下放钻柱而使井底压力增加的压力,其数值就是阻挠钻井液向上流动的流动阻力值。
A. 对
B. 错
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在钻井中,对地层压力的检测是非常重要的,对保护油气层、保证井控安全具有重要意义。
A. 对
B. 错
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在各种沉积物中,异常高压地层的地层压力大于从地表到地下某处连续地层水的静液柱压力。
A. 对
B. 错
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当井壁周围的岩石所受的切向应力和径向应力的差达到一定数值后,将形成剪切破坏,造成井眼坍塌。
A. 对
B. 错
【判断题】
井口返出的钻井液量大于泵入量,或停泵后井口钻井液自动外溢,这种现象称之为溢流。
A. 对
B. 错
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井侵、溢流、井涌、井喷、井喷失控反映了地层压力与井底压力失去平衡以后,随着时间的推移,井口所出现的几种现象及事故发展变化的不同阶段和严重程度。
A. 对
B. 错
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关井压力是表征井内压力系统平衡与否的重要参数。
A. 对
B. 错
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关井是控制溢流的关键方法。
A. 对
B. 错
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在裸眼井段,只要静液压力低于地层压力,溢流就可能会发生。
A. 对
B. 错
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钻井液密度下降是导致溢流的一个最常见原因。
A. 对
B. 错
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只要有一个引起井底压力降低的因素,都有可能最终导致溢流发生。
A. 对
B. 错
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