摘要：【中文】本发明公开了一种预制装配式轻质GFRP八角形电缆井，包括盖板、立柱、盖板支座、挡板、倒T形横梁和底板；底板上固定有八个倒T形横梁，八个倒T形横梁按正八边形布置；相邻两个倒T形横梁之间均设有立柱，立柱的凹槽与倒T形横梁紧密契合；相邻两个立柱之间均设有挡板，挡板底端通过企口连接固定到倒T形横梁上，挡板顶端通过企口连接与盖板支座相固定；盖板支座上通过螺栓固定有盖板；本发明通过采用轻质GFRP材料及预制装配方式，不仅满足结构承载及使用功能的要求，而且重量仅为同尺寸传统混凝土电缆井重量的1/3‑1/2；同时施工效率相较传统混凝土电缆井提升50%以上，具有经济合理、运输方便、施工便捷的特点。 【EN】The invention discloses a prefabricated light GFRP octagonal cable shaft which comprises a cover plate, stand columns, a cover plate support, a baffle, an inverted T-shaped cross beam and a bottom plate, wherein the cover plate support is arranged on the stand columns; eight inverted T-shaped cross beams are fixed on the bottom plate and arranged according to a regular octagon; an upright post is arranged between every two adjacent inverted T-shaped cross beams, and a groove of each upright post is tightly fit with the inverted T-shaped cross beam; a baffle is arranged between every two adjacent upright columns, the bottom end of the baffle is connected and fixed on the inverted T-shaped cross beam through a tongue-and-groove, and the top end of the baffle is connected and fixed with the cover plate support through the tongue-and-groove; a cover plate is fixed on the cover plate support through a bolt; by adopting the light GFRP material and the prefabrication and assembly mode, the invention not only meets the requirements of structure bearing and use functions, but also has the weight which is 1/3-1/2 of the weight of the traditional concrete cable well with the same size; meanwhile, compared with the traditional concrete cable well, the construction efficiency is improved by more than 50%, and the method has the characteristics of economy, reasonability, convenience in transportation and convenience and fastness in construction.

摘要：【中文】本发明提供了一种海岛微电网信息管理系统，包括：微电网远程信息管理中心和设置于海岛上的数据中心；其中，数据中心，根据经济成本和安全可靠要求选择通信方式与外部系统进行信息交互，用于存储和管理来自外部系统的数据信息并将数据信息上传至微电网远程信息管理中心；微电网远程信息管理中心通过长期演进LTE通信技术与数据中心进行信息交互，用于根据数据信息生成控制命令调控微电网的运行状态。该系统满足在偏远海岛地形复杂地带构建微电网信息管理系统的通信需求，降低海岛微电网的通信成本，实现海岛微电网的远程管理与运维，提高微电网的可靠性。 【EN】The invention provides an information management system for a sea island microgrid, which comprises: the remote information management system comprises a microgrid remote information management center and a data center arranged on a sea island; the data center selects a communication mode to perform information interaction with an external system according to economic cost and safety and reliability requirements, and is used for storing and managing data information from the external system and uploading the data information to the microgrid remote information management center; the microgrid remote information management center performs information interaction with the data center through a Long Term Evolution (LTE) communication technology and is used for generating a control command according to data information to regulate and control the running state of the microgrid. The system meets the communication requirement of constructing the microgrid information management system in a remote island terrain complex area, reduces the communication cost of the island microgrid, realizes the remote management and operation and maintenance of the island microgrid and improves the reliability of the microgrid.

摘要：【中文】本发明涉及桩基础技术领域，本发明公开了一种注浆式钢管螺旋桩，包括引导部分焊接螺旋叶片的实心方杆或钢管、环形挤土装置、延长部分钢管、护壁套管、水泥基浆体和连接钢套筒；本发明注浆式钢管螺旋桩通过设置环形挤土装置和护壁套管，保证钢管螺旋桩旋进施工时在上部形成稳定的桩身孔，然后在护壁套管内进行注浆，形成注浆式钢管螺旋桩，一方面增大了桩身横断面，提高了桩身稳定性及结构承载力，另一方面还形成了防腐护套，提升了螺旋桩的耐腐蚀性能，因此，注浆式钢管螺旋桩能够在钢管螺旋桩的基础上提高抗弯刚度和结构承载力，且能够一定程度提高桩的耐腐蚀性能。 【EN】The invention relates to the technical field of pile foundations, and discloses a grouting type steel pipe spiral pile which comprises a solid square rod or a steel pipe, an annular soil squeezing device, an extension part steel pipe, a retaining wall sleeve, cement-based slurry and a connecting steel sleeve, wherein the guide part is welded with a spiral blade; according to the grouting type steel pipe spiral pile, the annular soil extrusion device and the retaining wall sleeve are arranged, so that a stable pile body hole is formed in the upper portion of the steel pipe spiral pile during screwing construction, then grouting is performed in the retaining wall sleeve to form the grouting type steel pipe spiral pile, on one hand, the cross section of the pile body is increased, the stability and the structural bearing capacity of the pile body are improved, on the other hand, an anti-corrosion sheath is formed, and the corrosion resistance of the spiral pile is improved.

摘要：【中文】本申请公开了一种柔性互联配电网的优化调度方法和装置。该方法包括：确定柔性互联配电网的柔性互联装置；以柔性互联装置换流器的有功无功功率作为决策变量，以柔性互联配电网的综合供电成本和电压偏差最小作为优化目标，并依据经典模型预测控制，建立柔性互联配电网的日内优化调度模型，其中，日内优化调度模型包括：预测模型和滚动优化，预测模型为采用电压灵敏度的方法，对柔性互联配电网中各节点电压进行预测，滚动优化为采用自适应动态权重方法处理包含综合供电成本和电压偏差的多目标优化问题。通过本申请，解决了相关技术中柔性互联配电网的运行调度的研究分析尚不足以满足当下的技术需求的问题。 【EN】The application discloses an optimal scheduling method and device for a flexible interconnected power distribution network. The method comprises the following steps: determining a flexible interconnection device of the flexible interconnection power distribution network; the method comprises the following steps of taking active reactive power of a converter of a flexible interconnection device as a decision variable, taking the minimum comprehensive power supply cost and voltage deviation of a flexible interconnection power distribution network as an optimization target, and establishing an intraday optimization scheduling model of the flexible interconnection power distribution network according to classical model prediction control, wherein the intraday optimization scheduling model comprises the following steps: the method comprises a prediction model and rolling optimization, wherein the prediction model is a method adopting voltage sensitivity and used for predicting the voltage of each node in the flexible interconnected power distribution network, and the rolling optimization is a method adopting self-adaptive dynamic weight to process a multi-objective optimization problem comprising comprehensive power supply cost and voltage deviation. Through the method and the device, the problem that research and analysis of operation scheduling of the flexible interconnected power distribution network in the related technology are not enough to meet the technical requirements under the current situation is solved.