Planning and Design of Sightseeing Agricultural Park Characterized by Mountainous Landscape

After illustration of research and development process of sightseeing agricultural park,the paper had classified sightseeing agricultural park into sightseeing agricultural park,education agricultural park and agricultural garden in terms of development content;into renovation type and newly-built type in accordance with development mode;and into plain type and mountainous type in the light of terrain.From the perspectives of terrain,vegetation,hydrology and ecology,characteristics of landscape resources in mountainous sightseeing agricultural park were analyzed.It proposed principles for planning and design of mountainous sightseeing agricultural park,which were respecting and protecting nature,linking landscape units and coordinating spatial structure,systematicness and protecting inheritance of traditional culture.On this basis,it had illustrated landscape designing theories on architecture and landscape furniture,traffic road,plant greening and water supply and sewerage works.

Application of Systematic Theory in Design of Mountainous Village Landscape

According to systematic concept,system of mountainous village landscape was divided into landscape systems of natural environment,of humanistic entity,and of humanistic spirit.In the paper,analysis was conducted on characteristics of mountainous village landscape,and more attention was paid to the integrity,correlation,adaptability and dynamic.Present features of mountainous village landscape system were analyzed based on present construction of mountainous village landscape and the result indicated that overall design was absent in the system.Besides,research was carried out on present conditions of the three subsystems and the result indicated that the subsystems were inconsistent.Based on the analysis,suggestions were proposed on design of mountainous village landscape.It is emphasized in many aspects in the paper,such as overall design,rational planning,protection of natural environmental landscape system,improvement of humanistic entity system and inheritance of humanistic spirit system,so that coordinated development of subsystems would be promoted.

Research on Products Design of Low-carbon Tourism Development in Nature Reserve——A Case Study of Guangxi Longhu Mountain Scenic Area in China

After analyzing three misunderstandings about eco-tourism development,the paper pointed out that low-carbon tourism based on control of carbon emission had larger implementation space,which could be applied in all types of tourist destinations,with strong operability and the effectiveness evaluation of which was easier to be quantized.On this basis,low-carbon development thought of nature reserve was proposed by taking Guangxi Longhu Mountain Nature Reserve as the example.Through introduction of general situation of low-carbon tourist resources in Longhu Mountain,it analyzed necessity to design low-carbon tourist products in Longhu Mountain Nature Reserve,designed low-carbon tourist activities according to resources characteristics,and proposed five distinctive low-carbon tour routes in light with different tourists markets.Finally,some relevant suggestions on development had been put forward.

Path Analysis of Agricultural Project Design Based on Function Expansion: A Case Study of Naya Mountain Villa

The expansion of agricultural function is one of the important means for modern agricultural projects to promote agricultural economic benefits. Successful modern agricultural projects require good creative ideas and design programs. While developing high-efficient modern agricultural production activities,we should fully explore the intangible value of agricultural production activities,combine agriculture with agricultural products,natural conditions,cultural conception and other effective resources,to expand agricultural functions,and promote comprehensive benefits. In order to build a sustainable modern agricultural project operation system,Naya Mountain Villa project planning is taken as an example for analysis. Naya Mountain Villa began construction in 2011; the creative planning based on the agricultural expansion function was carried out in 2013; it had successful access to the capital market in 2015. The project realizes the effective integration of agricultural production system and agricultural function expansion,constructs a set of long-term stable profiting models,and lays an important foundation for entering the capital market. The project is a representative example of the function-expanding modern agricultural project. Through the analysis of the design ideas of the project,this paper discusses the function expansion elements of basic resources,public welfare and agricultural function expansion methods,the formation of general ideas,source and construction logic of creative thinking,and summarizes and abstracts some inspiring design methods of agricultural function expansion. Through the analysis of the key points in the design of the specific technical aspects of the project,this paper provides a reference for solving common difficult problems in the practical design. The summary and refinement of the thinking logic,thinking construction and specific design method of the project is inspiring and repeatable to some extent,which can provide reference for the relevant researchers.

Ecological Protection Design Strategy for Mountain Tourism Highway Slopes

Slope ecological protection technology is a form of slope protection with high ornamental and good economic value.At present,it is widely used in highways and urban streets’slope protection works.However,its use is not very common in mountain tourism highways;hence,it is necessary to implement strategies for mountain tourism highway slope ecological protection design to promote excellent development.

Optimal Design and Dynamic Simulation of Mountain Bike with Rear Suspension

This paper investigates the dynamic design methodology of mountain bikes with rear suspension. Firstly, a multi-rigid body dynamic model of rider and mountain bike coupled system is constructed. The rider model includes 19 skeletons, 18 joints and 118 main muscles. Secondly, to validate the feasibility of the model, an experiment test is designed to reflect the real cycling status. Finally, aiming at enhancing the performance of the rider vibration comfort, the scale parameters of rear suspension are optimized with computer simulation and uniform design. The mathematical model in the vibration performance and the design variables is constructed with regression analysis. The result shows that when the length of side link is 90 mm, the length of connected rod is 336.115 1 mm and the included angle between absorber and side link is 60°, the mountain bike has better vibration comfort. This study and relevant conclusions are of practical importance to the design of the mountain bike＇s rear suspension system.

山区铁路工程节能设计关键要素识别研究

为从设计源头减少山区铁路工程能源消耗总量、优化能源消费结构,充分发挥铁路绿色发展优势,开展山区铁路工程节能研究,识别山区铁路工程节能设计关键要素非常重要。首先,分析山区铁路工程能源消耗,梳理山区铁路线路、桥梁、隧道等重点工程的节能要点。在此基础上,提取山区铁路工程节能设计要素和能源消耗要素,并根据各要素属性特点,明确其量化指标,建立山区铁路工程−能源消耗要素及指标体系。其次,结合CRITIC-熵权法与C-OWA算子法构建“山区铁路工程−能源消耗”双层复杂网络模型,依次确定各要素节点重要度、节点间影响强度和节点综合重要度,用以识别山区铁路工程节能设计关键要素。最后,以某山区重大铁路工程某标段为例,验证方法模型并识别出该标段影响施工阶段的节能设计关键要素为:隧道作业设备选型、隧道出渣控制、隧道通风方式选择;影响运营阶段的节能设计关键要素为:曲线半径设置、线路纵坡设置、线路坡度设置、节能坡设置、客站供热设计、客站体形设计。经验证,构建的山区铁路工程−能源消耗要素及指标体系符合山区铁路工程特点,“山区铁路工程−能源消耗”复杂网络模型具有良好的适用性,识别出的节能设计关键要素及其优化建议可为山区铁路工程节能设计提供参考。

山地齿轨交通系统试验线总体设计

齿轨交通是一种在传统轮轨系统走行结构中增加齿轮-齿轨传动系统的创新轨道交通系统。该系统可解决大坡度线路适应性问题,提高山区、丘陵等复杂地形地貌环境轨道交通选线的灵活性,充分满足山地旅游轨道交通需求,应用前景广泛。为满足齿轨交通系统商业应用前的车辆性能及关键工程技术验证,建设一条山地齿轨交通系统试验线,最大坡度达120‰。通过详细介绍该试验线的建设情况、试验列车概况、试验需求分析、总平面设计,以及轨道、路基、工艺、供变电、附属试验设施等主要工程内容,可为类似项目提供参考。

丘陵山地小型窄幅分段式大豆收获机设计与试验

针对丘陵山地大豆收获小型宜机机具缺乏、损失率和破损率高等问题,设计一种丘陵山地小型窄幅分段式大豆收获机,该装置主要由拨禾轮、往复式割刀、输送链板等部件组成,主要围绕丘陵山地地貌特征、大豆植物生理学特性、收获及作业过程装备的动力学行为,优化拨禾轮的转速、安装高度、割刀往复速度、割刀和输送链板结构等参数。基于响应面单因素试验研究各因素对损失率、破损率影响的显著性大小顺序为:拨禾轮转速>割刀切割速度>拨禾轮高度。通过参数优化分析,确定大豆收获的最优作业参数组合为:拨禾轮转速51 r·min^(-1)、拨禾轮高度78 cm、割刀切割速度1.5 m·s^(-1),预测损失率为1.57%,破损率为1.4%。在最优工况下进行田间试验,结果表明收获机损失率由最高2.21%降为1.60%,破损率由最高2.03%降为1.35%,各指标实测值与模型优化值的相对误差均小于3%,满足国家相关标准要求。

从山海经到皮影--AI生成式首饰设计再探

工业4.0时代,产品设计、制造业向智能化转型,艺术设计方法论由此需要多维度探索。期望通过AI的深度介入,探讨生成式人工智能对于以传统文化为背景,具有现代审美旨趣的文创设计的作用。以首饰设计为例,通过深入的问卷调查,分析现代人对具有传统文化内涵的文创产品的喜好,详细解读皮影文化元素、山海经文化要素在首饰设计中的可借鉴性。应用AI生成技术,深入探讨文化与创意的融合方法,与AI算法共创生成首饰设计方案,并增加AR虚拟互动功能以丰富用户体验,不仅为非物质文化遗产的创新与发展提供了新视角,同时也为数字时代的文化产品设计方法提供了路径探索和新方向的思考。

岩溶山区小流域水库工程设计洪水计算——以WL水库工程为例

为科学合理确定岩溶山区小流域水库工程设计洪水,以WL水库为研究对象,考虑坝址以上伏流区、明流区分布,按全面积法、分块叠加法分别计算设计洪水,经综合比较确定坝址推荐设计洪水过程。结果表明,分块叠加法计算的设计洪水成果与坝址下游历史洪水调查成果较接近,能反映伏流区对坝址洪水调节的实际情况,并与区域已有洪水成果协调,为该工程坝址推荐设计洪水成果。本研究成果对开展区域岩溶山区水库设计洪水计算工作有一定的借鉴意义。

重庆巫溪至陕西镇坪高速公路设计难点及对策措施

为解决山区工程地质条件复杂,受控因素诸多的高速公路建设难题,以重庆巫溪至陕西镇坪高速公路总体设计为例,针对勘测难、设计难、施工难的问题,详细介绍了该类项目勘察设计的重难点及其设计优化策略。结果表明:1)在复杂山区高速公路施工前,精细化总体设计和专业化细部设计显得尤其重要;2)设计时应加强总体协调和方案比选,做好设计优化及专业间统筹衔接;3)加强地质调查,重视复杂山区桥梁、隧道、弃土场及施工便道的动态设计,确保勘察与设计的有机结合;4)通过全面的总体设计和优化设计,确保了工程的顺利进行,也为类似工程提供了宝贵的经验。

云桂铁路总体设计及技术创新

云桂铁路为中国“八纵八横”高速铁路主通道之一“广昆通道”的组成部分,路网地位突出。根据该项目的功能定位及项目特点,结合地形地质条件、城市规划、环境敏感点、工程安全以及投资合理性等方面,分析确定合理的枢纽引入、线路走向以及重点桥梁、隧道工程方案。项目设计过程中以“系统最优、风险可控”为核心思想,开展了科技攻关和工程实践工作,取得了系列技术创新成果,具有针对性、实用性和理论性,对复杂艰险山区高速铁路建设具有重要指导意义。

基于地质环境分析的复杂山区道路防护工程设计

以复杂山区道路防护工程设计为研究对象,通过对地质环境的深入分析,结合工程地质学和地质工程力学理论,对山区道路在地质灾害作用下的稳定性和安全性进行了系统的评估。以地质勘测数据和现场调查结果为依据,提出了地质灾害预警系统、坡面防护结构设计、路基稳定性改善方案等针对性防护措施。通过数值模拟和实地测试验证,为复杂山区道路安全运行提供了科学和可行的技术保障,确保了工程设计的可靠性和实用性。

复杂控制条件下巫镇高速公路互通立交方案研究

为解决复杂控制条件下山区高速公路互通立交选址、方案等设计问题,通过多方案综合分析和工程案例分析的方法,深入分析了深V峡谷区地势陡峭、地质复杂、桥隧构筑物多,与现有道路之间落差大,以及场地狭小等复杂控制条件下对巫镇高速公路互通立交规划设计的影响,同时提出相应的设计策略和优化措施:1)合理选址、选型;2)灵活采用技术指标;3)多方案综合比选等。结果表明,以上措施在巫镇高速公路互通立交设计中的应用,显著提高了互通立交的安全性和通行效率,减小了工程规模,说明在复杂控制条件下科学合理地进行互通立交的选址和布设的可行性。该研究结果可供同类工程参考。

关中山地民居夏季热环境分析及被动式优化策略研究

对关中山地典型民居开展夏季热环境测试,探究传统民居对山地气候的适应性原理;采用数值模拟的方法,分析热工设计参数对室内热环境的影响规律,获得关中山地民居的优化设计参数。结果表明,传统民居的生土墙具有良好的热惰性,能够抵御室外温度波动;阁楼开敞的格栅窗能够在夜间时段引入室外低温空气,起到隔热降温效果。此外,提高墙体热惰性、采用通风屋面、南向外窗设置遮阳构件、采用夜间通风技术对夏季室内热环境提升显著,当外墙热惰性指标为27.18、南向外窗遮阳投影系数为0.5、夜间通风时段为18:00—次日09:00并采用通风屋面时,关中山地民居室内空气温度平均值和最高值分别降低2.9℃和3.4℃。

西安至十堰高速铁路环保选线研究

西安至十堰高速铁路西安至商洛段穿越秦岭高中山区,郧西至十堰段跨越汉江,具有沿线地形起伏大、地质条件复杂、环境敏感区域密集、生物多样性丰富、水环境保护要求严格等特点,保护秦岭及汉江流域的生态环境成为西十高铁建设中需要考虑的重要因素。通过采取GIS+BIM的技术手段,制作区域环境敏感区图层,搭建多维度区域生态保护目标空间分布及管控范围的环保选线平台,结合工程技术条件开展各方案的环境可行性及环境影响程度的综合比选,从而得出对环境影响最小的线路方案,为设计选线及控制工程方案决策提供有力支撑。研究结果表明,通过先期开展敏感区路段环境影响专题论证,可进一步优化工程选线及工程形式,保障项目依法合规。

“太行山精神”与课程思政教育深度融合的教学改革与实践——以数字农业技术课程为例

课程思政对实现“三全育人”,全面落实高校立德树人的根本任务起到至关重要的作用,高校育人工作改革与“太行山精神”高度契合。以河北农业大学农业电气化专业开设的数字农业技术课程为例,将“太行山精神”与课程思政建设深度融合,建立彰显鲜明河北农业大学特色的思政育人教学模式,把坚持“太行山道路”,弘扬“太行山精神”渗透到教学目标和教学设计中,既培养学生知农爱农的意识,勇于担当的社会责任感,又为专业课程思政育人体系的形成和完善起到重要的示范和支撑作用。

高烈度山区不同地形下常规桥梁地震响应分析

高烈度地震山区高速公路桥梁受复杂地形条件限制常设在深沟河谷或陡坡半填半挖处,不同地形处桥梁的地震响应和损伤机理可能不一致。为研究地形因素和结构抗震体系对桥梁地震响应及损伤机理的影响,将山区地形总结为3类典型地形,基于有限元软件Midas Civil并依托在建项目分别建立各地形处采用延性抗震体系和减隔震体系的装配式预应力混凝土T梁桥有限元模型,利用地震动加速度记录对桥梁进行非线性动力时程分析。结果表明:1)高烈度震区桥梁地震响应受地形和抗震体系影响显著,桥梁抗震性能表现为“W”型地形>“槽”型地形>“V”型地形,减隔震体系>延性抗震体系;2)当联内平均墩高大于32 m时,桥梁采用减隔震体系可能失效,是否失效与相邻联的刚度有关,相邻联刚度越小,失效概率越大;3)设置横向高低墩可使墩底横桥向剪力减小、使顺桥向弯矩增大、使同一盖梁下矮墩更易遭受破坏。