The theory of fluid mechanics in porous medium, geology and technical economics theory was applied to calculating the drainage area, controlled reserve, the economic limit total rate and economic limit daily oil production of the horizontal wells. Main factors(oil well characteristics, oil reservoir type and formation damage degree) and economic indicators of affecting productivity and development benefit of the horizontal wells were analyzed.
摘要应用渗流力学、地质学以及技术经济等理论，计算水平井泄油面积、控制储量、水平井开发所需的经济极限总产油量及单井经济极限日产油量，分别对影响水平井产能和开发利润的主要因素(油井特性因素、油藏类型因素、地层损害程度因素)和经济指标进行了敏感性分析，并制定了敏感性分析图版。
This paper discusses the research carried out on the Lake Sugan, in the northern margin of Chaidam Basin. The climate and environmental changes in Lake Sugan drainage area over the past 2670 years were studied using the varve dating of the well preserved lamination sediments in core SG03I taken from the center of Lake Sugan, the study of varve formation in modern lake system and modern process study of carbonate and oxygen isotopes of the water within the drainage area, and according to the main index of the stable isotopes of carbonate sediments synthesized other index analysis.
本文以柴达木盆地北缘苏干湖为研究对象，通过对湖泊中心位置SG03I孔保存完好的纹泥沉积物岩芯进行年代学研究，对湖泊现代沉积过程及碳酸盐、流域水体同位素进行现代过程研究，以沉积碳酸盐稳定同位素指标为主，结合其它代用指标的综合分析，探讨苏干湖流域近2670年来的气候与环境变化，综合区域其它记录对苏干湖流域晚全新世气候变化的驱动机制进行探讨，获得如下认识：1、柴达木盆地北缘苏干湖若干钻孔岩芯发现，水深大于3.0m的沉积物均具有裸眼可分辩的由深色层和浅色层组成的纹层层理。
Hospital functions of the various regions of the overall planning, phased implementation of afforestation and beautification, doors, car parks, waiting rooms, clinics, in-patient departments, administrative offices have completed the renovation of conversion; based on the patient's medical procedures, hospital departments to adjust the layout of a reasonable, convenient For medical treatment; into out-patient departments and the Office of the health care unit, medical staff to implement an open office; to install central air-conditioning and well-being; set up to teach health promotion field, the crowd attendance for the provision of health education services; renovate the area and improve the hospital environment, to the 24-hour Patients with hot and cold water supply and drainage in strict accordance with the norms laid sewage pipes, eliminating the security risks; to meet the needs of patients at different levels, the transformation of a hospital maternity wards, set up single rooms, double rooms, equipped with toilet facilities and intercom paging system, Television, telephones and so on, have been welcomed by women and their families.
医院对各个功能区域进行整体规划，分期实施绿化美化，大门、停车场、候诊厅、门诊部、住院部、行政办公室等先后完成了翻新改建；根据病人就诊流程，医院合理调整科室布局，方便病人就医；改建门诊科室及病区医护办公室，医护人员实行开放式办公；安装冷暖中央空调设备；设置健教宣传栏，为就诊人群提供健康教育服务；重新装修病区，改善住院环境，24小时向患者供应冷热水，并严格按规范铺设排水排污管道，消除了安全隐患；为满足患者不同层次的需求，医院改造了产科病房，设置单人间、双人间，配有卫生间并配套对讲传呼系统、电视、电话等设备，受到了产妇及家属的欢迎。
Gas drainage progress for a gas well is also simulated with the model. The result shows that the change in effective stress induces the damage of some elements during gas drainage. In damage area, the maximum of gas permeability coefficient increases by 2.7 times. Due to confining pressure, the maximum of gas permeability coefficient in elastic area decreases by 95%.
利用建立的模型模拟了某瓦斯抽放试井瓦斯抽放，结果表明在瓦斯抽放过程中，有效应力变化诱发部分煤岩单元发生损伤，损伤区透气系数最大增加了约2.7倍，受围压影响，非损伤区的透气系数减小，减小的最大幅度达到95%。
The drainage area of such a well usually has already been established.
这样一口井的泄油面积通常已经被确定。
In the process of draining gas in gob area of a coal mine, the stability of surface drilling well and gas drainage effect were improved by studying different factors affecting the drainage effect and the term of service with the method of numerical simulation of computational fluid dynamics and field test.
在应用地面钻井抽采矿井采空区瓦斯的过程中，为了提高地面钻孔的稳定性及瓦斯抽采效果，采用CFD数值模拟和考察试验的方法研究了影响地面钻孔抽采效果和服务期限的不同因素。
Developed a dual horizontal well steam assisted gravity drainage technology, steam assisted gravity drainage technology in the Liaohe oil field block Shu super heavy one area have formed a certain scale, significant effects of measures.
研制了双水平井蒸汽辅助重力泄油工艺技术，蒸汽辅助重力泄油工艺技术在辽河油田曙一区超稠油区块已经形成了一定的规模，措施效果显著。
The artificial large-diameter well drainage scheme was very successfully applied in Sanya World Trade Centre deep foundation pit in the paper. The success of the project not only have proved that the methods is feasible but also have provided a new way for Sanya area foundation pit drainage.
本文通过阐述人挖大口径井降水方案在三亚世界贸易中心深基坑降水工程的成功运用，说明该降水方案的可行性，为三亚地区基坑降水工程的方案选择又提供了一种新途径。
Reservoir engineering method is adopted to calculate recovery indexes such as the horizontal well's limited recovery factors, well drainage area, reservoir limited recoverable reserves and water cut and so on. The results are basically inosculated with numerical simulation results.
应用油藏工程方法计算了水平井极限采收率、泄油面积和油藏极限可采储量、含水率等开发指标，其结果与数值模拟结果基本吻合。
The Optimal Operation of Well Network in Well Irrigation and Drainage Area Calculation of Draw off Valve Installed Position in the Tank Section
井灌井排区机井运行的优化调度罐区排水阀安装位置计算
The groundwater mainly concentrates in Karstic fractures of limestone in middle Ordovician. At the runoff and drainage area, the specific well discharge of well hole is usually more than 1000 m3/d.
地下水主要集中于中奥陶系石灰岩的岩溶裂隙中，在径流及排泄区，井孔单位涌水量一般大于1000m3/d。
The results show that the major factors of affecting the well deliverability are lateral branch length and branch number. The oil drainage area can be improved when the branch length or branch number is increased, and the well deliverability will be increased.
结果表明，分支水平井的分支长度和分支井数是影响产能的主要因素，二者的影响程度相当，增加分支长度或分支井数均可以增大泄油范围，进一步增加油井产能。
Application of chemistry-flushing well in opencut coal mine drainage engineering in northeast area
化学洗井在东北地区露天疏干工程中的应用
Jiangsu oilfield is located in drainage network area, the determination of surface wellhead position of horizontal well is very difficult.
江苏油田地处水网地区，确定水平井地面井口位置难度较大。
With the same slope gradient and slope length, the soil erosion on the dyke slope caused by the runoff mainly depended on the factors such as the runoff, flow velocity, rainfall intensity, rainfall duration, as well as the up-slope drainage area of dyke slope.
坡度、坡长一定时，径流对戗坡的侵蚀主要与径流量、流速、雨强、降雨历时，戗坡以上汇聚水量或集水面积有关。
To adopt well irrigation and well drainage, develop and utilize ground water resources of irrigated area can not only effectively reduce the ground water level and prevent secondary alkalization of the soil, but also provide timely irrigation to crops through well and canal complementary.
灌区灌溉采用井灌井排，开发利用地下水资源，不但能有效降低地下水位，防止土壤次生盐碱化，还可以通过井渠互补，使农作物得到适时灌溉。