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2025年9月25日,中国首个国家级陆相页岩油示范区——新疆吉木萨尔,页岩油累计产量近日突破500.3万,日产量首次迈过5000 t关口,显示中国在陆相页岩油勘探开发方面取得关键技术突破。这片埋藏在3800 m深处的油藏因储层致密,被业内称为“藏在石头缝里的石油”,其厚度仅1.5 m,渗透率不足常规油藏的万分之一。早期引进的美国海相页岩油开发技术曾因储层特征差异未能取得预期效果。

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2025年9月25日,中国首个国家级陆相页岩油示范区——新疆吉木萨尔,页岩油累计产量近日突破500.3万,日产量首次迈过5000 t关口,显示中国在陆相页岩油勘探开发方面取得关键技术突破。这片埋藏在3800 m深处的油藏因储层致密,被业内称为“藏在石头缝里的石油”,其厚度仅1.5 m,渗透率不足常规油藏的万分之一。早期引进的美国海相页岩油开发技术曾因储层特征差异未能取得预期效果。

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(图片来源:央视新闻网)

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2025年9月25日,中国首个国家级陆相页岩油示范区——新疆吉木萨尔,页岩油累计产量近日突破500.3万,日产量首次迈过5000 t关口,显示中国在陆相页岩油勘探开发方面取得关键技术突破。这片埋藏在3800 m深处的油藏因储层致密,被业内称为“藏在石头缝里的石油”,其厚度仅1.5 m,渗透率不足常规油藏的万分之一。早期引进的美国海相页岩油开发技术曾因储层特征差异未能取得预期效果。

2025年9月25日,中国首个国家级陆相页岩油示范区——新疆吉木萨尔,页岩油累计产量近日突破500.3万,日产量首次迈过5000 t关口,显示中国在陆相页岩油勘探开发方面取得关键技术突破。这片埋藏在3800 m深处的油藏因储层致密,被业内称为“藏在石头缝里的石油”,其厚度仅1.5 m,渗透率不足常规油藏的万分之一。早期引进的美国海相页岩油开发技术曾因储层特征差异未能取得预期效果。

. “穿针引线+控近扩远”破解中国页岩油开采难题. 科技导报, 2025 , 43 (19) : 8 -8 .
. Science & Technology Review, 2025 , 43 (19) : 8 -8 .
2025年9月25日,中国首个国家级陆相页岩油示范区——新疆吉木萨尔,页岩油累计产量近日突破500.3万,日产量首次迈过5000 t关口,显示中国在陆相页岩油勘探开发方面取得关键技术突破。这片埋藏在3800 m深处的油藏因储层致密,被业内称为“藏在石头缝里的石油”,其厚度仅1.5 m,渗透率不足常规油藏的万分之一。早期引进的美国海相页岩油开发技术曾因储层特征差异未能取得预期效果。
破解困境的关键在于钻井技术的精准突破。科研团队创新“黄金靶体”跟踪法,通过分析钻井过程中取出的岩屑成分,实时微调钻头方向,让直径数十厘米的钻具在地下精准穿行于1.5 m厚的优质储层“奶油层”中,将储层钻遇率从43% 提升至87%。搭配可“自锐”的聚晶金刚石复合片钻头,钻井效率大幅提升,近5年完井周期缩短64%,创下1天钻进1860 m的施工纪录。这种如同“穿针引线”的精准控制,解决了陆相页岩油“藏得深、找不准”的核心难题。
压裂技术的创新则显著改善了致密岩石的渗流能力。针对储层黏土含量高、易变形的“橡皮泥难题”和页理缝密集的“千层小薄饼”结构,工程师开发出“缝藏匹配+全域支撑”组合技术:先注入二氧化碳“打碎”储层,再用高黏度压裂液构筑裂缝“主干道”,随后切换低黏度液体催生“乡道”“村道”般的次生裂缝,形成立体油气通道网络。这种“控近扩远”的设计思路,使压裂效率较2023年提升9%,还能同步实现碳埋存,兼顾环保与效益。
与美国海相页岩油开发相比,中国技术走出了差异化路线。美国页岩油多埋藏在2000 m左右的简单地层,依赖智能压裂系统实现规模开发;而中国针对3000 m深的复杂陆相储层,形成“一井一策”的精细化方案,通过“以砂代陶”材料创新和变径套管技术,使单井投资下降40%,但整体成本仍高于美国(35美元/桶)。目前示范区已建成国内首个无人采油管理区,通过数字化管控实现24 h智能运维,为全球陆相页岩油开发提供了中国方案。
(综合:央视新闻网、《科普时报》、新华网)

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2种不同金属材料的力学参数

Family
属数
Number of
genus
种数
Number of
species
占总种数比例
Percentage of
total species (%)

Genus
种数
Number of
species
占总种数比例
Percentage of total
species (%)
鹅膏菌科Amanitaceae 2 11 5.26 鹅膏菌属 Amanita 10 4.78
小菇科 Mycenaceae 2 12 5.74 丝盖伞属 Inocybe 5 2.39
多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39
红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87
小菇属 Mycena 11 5.26
光柄菇属 Pluteus 5 2.39
红菇属 Russula 17 8.13
栓菌属 Trametes 5 2.39
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