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二级井控技术
释义
二级井控技术
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工学
二级井控技术
释
secondary well control technology
二级井控技术
当一级井控失效后,井内的液柱压力小于地层压力,井底处于欠平衡状态,此时采取关井,控制节流阀的开度等措施实现节流循环,在井口造成一定的回压,利用该回压与井内剩余液柱压力之和平衡地层压力,抑制地层流体向井内的侵入,同时将井内的地层流体排出、重浆压井,从而重建井眼与地层之间平衡关系,恢复正常钻井作业的井控技术。
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wireless laser communication
wireless link
wireless local area network
wireless local area networks protocol
wireless local area network, WLAN
wireless local area network,WLAN
wireless markup language
wireless markup language, WML
wireless mesh network
wireless metropolitan area network
wireless metropolitan area network, WMAN
wireless middleware
wireless monitor
wireless multimedia sensor network
Wireless Music
wireless network
wireless networked control system
wireless optical communication
wireless personal area network
wireless personal area network, WPAN
wireless personal area network,WPAN
wireless positioning
wireless positioning technology
wireless power transfer
wireless power transfer Appliance sub technical committee
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