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一种级联双降压并网逆变器及其控制研究 一种级联双降压并网逆变器及其控制研究
工程技术研究 Pub Date : 2020-12-01 DOI: 10.36012/etr.v2i7.2200
朝晖 崔
{"title":"一种级联双降压并网逆变器及其控制研究","authors":"朝晖 崔","doi":"10.36012/etr.v2i7.2200","DOIUrl":"https://doi.org/10.36012/etr.v2i7.2200","url":null,"abstract":"论文首先提出了一种级联双降压光伏并网逆变器（CDBGCI）拓扑结构，基于此结构同时给出了一种新的三相单级移相载波 SPWM（UPSCSWPM）控制策略，使三相共模电压和三相差模电压之和满足线周期的约束条件。通过对建立 CDBGCI高频等效模型 8 种运行模态下的电路分析，得出各自模态下的单相共模电压和三相差模电压，表明 CDBGCI 的共模泄漏电流理论上能够得到有效抑制。最后搭建了仿真实验平台对 CDBGCI 进行了仿真测试，由实验结果验证了上述单级 UPSCSWPM控制策略和 CDBGCI 的正确性。","PeriodicalId":57110,"journal":{"name":"工程技术研究","volume":"23 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2020-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"73855739","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
建筑机电安装工程的施工管理分析 建筑机电安装工程的施工管理分析
工程技术研究 Pub Date : 2020-12-01 DOI: 10.36012/etr.v2i7.2225
金龙 何, 丹 杨
{"title":"建筑机电安装工程的施工管理分析","authors":"金龙 何, 丹 杨","doi":"10.36012/etr.v2i7.2225","DOIUrl":"https://doi.org/10.36012/etr.v2i7.2225","url":null,"abstract":"机电工程的发展日新月异，机电一体化的应用也越来广泛，在机电安装工程中要注意的地方值得研究探讨。论文就建筑机安装工程中施工管理和施工工艺进行研究，对于出现的问题进行了简要的分析。","PeriodicalId":57110,"journal":{"name":"工程技术研究","volume":"45 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2020-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"86327554","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
抛石整平船加装清淤系统结构制造和总装技术研究 抛石整平船加装清淤系统结构制造和总装技术研究
工程技术研究 Pub Date : 2020-12-01 DOI: 10.36012/etr.v2i7.2209
叶锋 黄, 金金 盛
{"title":"抛石整平船加装清淤系统结构制造和总装技术研究","authors":"叶锋 黄, 金金 盛","doi":"10.36012/etr.v2i7.2209","DOIUrl":"https://doi.org/10.36012/etr.v2i7.2209","url":null,"abstract":"为保证清淤系统在海上的顺利总装，论文介绍了在抛石整平船上加装清淤系统各构件的主要制造技术，并详细说明了海上总装技术方案，抛石整平船上加装清淤系统为全世界首创，为类似碎石基床上出现回淤的工程提供宝贵借鉴。","PeriodicalId":57110,"journal":{"name":"工程技术研究","volume":"13 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2020-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"86328052","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
影响道路桥梁工程造价的因素与控制对策研究 影响道路桥梁工程造价的因素与控制对策研究
工程技术研究 Pub Date : 2020-12-01 DOI: 10.36012/etr.v2i7.2181
树东 闫
{"title":"影响道路桥梁工程造价的因素与控制对策研究","authors":"树东 闫","doi":"10.36012/etr.v2i7.2181","DOIUrl":"https://doi.org/10.36012/etr.v2i7.2181","url":null,"abstract":"中国国民经济的增长，推动了城镇化建设的发展，这使道路桥梁建设的规模也越来越大。为提高道路桥梁工程的综合效益，有关人员应做好道路桥梁工程造价的控制工作。论文在探讨控制道路桥梁工程造价重要性的基础上，分析了影响道路桥梁工程造价的因素，并总结出一些相应的控制策略。","PeriodicalId":57110,"journal":{"name":"工程技术研究","volume":"25 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2020-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"85895438","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
煤矿安全生产存在的问题及其对策研究 煤矿安全生产存在的问题及其对策研究
工程技术研究 Pub Date : 2020-12-01 DOI: 10.36012/etr.v2i7.2221
敬彬 杜
{"title":"煤矿安全生产存在的问题及其对策研究","authors":"敬彬 杜","doi":"10.36012/etr.v2i7.2221","DOIUrl":"https://doi.org/10.36012/etr.v2i7.2221","url":null,"abstract":"煤矿的安全生产直接影响煤矿企业的发展和整个社会的和谐稳定，鉴于地下煤矿生产存在诸多危险因素，政府部门制定了大量相关制度条例，然而煤矿安全事故依然时有发生。基于此，论文讨论了煤矿安全生产存在的问题与应对策略。","PeriodicalId":57110,"journal":{"name":"工程技术研究","volume":"17 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2020-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"78024211","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
危险化学品事故应急救援指挥部多层级功能演练机制研究 危险化学品事故应急救援指挥部多层级功能演练机制研究
工程技术研究 Pub Date : 2020-12-01 DOI: 10.36012/etr.v2i7.2222
红军 曹
{"title":"危险化学品事故应急救援指挥部多层级功能演练机制研究","authors":"红军 曹","doi":"10.36012/etr.v2i7.2222","DOIUrl":"https://doi.org/10.36012/etr.v2i7.2222","url":null,"abstract":"科学、及时、高效的应急救援是降低事故影响、减轻事故损失的有力举措，应急救援指挥部是承担应急救援工作的司令部，其工作机制直接决定应急救援工作能否正常、有序开展。多层级功能演练可以很好地检阅各级应急救援指挥部的工作机制是否科学、适用，通过演练可以及时发现问题并不断改进。论文对危险化学品事故应急救援指挥部多层级功能演练机制进行了研究。","PeriodicalId":57110,"journal":{"name":"工程技术研究","volume":"17 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2020-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"82746453","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
桥梁工程中高墩施工的翻模技术应用框架 桥梁工程中高墩施工的翻模技术应用框架
工程技术研究 Pub Date : 2020-12-01 DOI: 10.36012/etr.v2i7.2184
忠涛 王
{"title":"桥梁工程中高墩施工的翻模技术应用框架","authors":"忠涛 王","doi":"10.36012/etr.v2i7.2184","DOIUrl":"https://doi.org/10.36012/etr.v2i7.2184","url":null,"abstract":"翻模技术是当代高科技下的产物，能够有效地对桥梁工程中所遇到的各类风险隐患进行预防与修正。论文以桥梁工程中的高墩施工为例，提出翻模技术在其中的应用框架。","PeriodicalId":57110,"journal":{"name":"工程技术研究","volume":"12 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2020-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"72389531","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
某现浇箱梁临时支撑结构安全性分析 某现浇箱梁临时支撑结构安全性分析
工程技术研究 Pub Date : 2020-12-01 DOI: 10.36012/etr.v2i7.2185
新泽 郭
{"title":"某现浇箱梁临时支撑结构安全性分析","authors":"新泽 郭","doi":"10.36012/etr.v2i7.2185","DOIUrl":"https://doi.org/10.36012/etr.v2i7.2185","url":null,"abstract":"论文以福州新区某高速公路现浇段临时支撑结构为例，利用 MIDAS/Civil 建立该施工阶段的计算模型，对主要控制工况下临时结构的强度、刚度及稳定性进行安全性分析。计算结果表明，临时支撑结构的受力、变形及稳定性符合安全性要求。这种通过定量分析的评价方法，在实际工程中具有良好的应用价值，可为今后高速公路该类桥梁施工方法提供参考和借鉴。","PeriodicalId":57110,"journal":{"name":"工程技术研究","volume":"11 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2020-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"74485334","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
大型工业技改项目工程设计管理及方法 大型工业技改项目工程设计管理及方法
工程技术研究 Pub Date : 2020-12-01 DOI: 10.36012/etr.v2i7.2230
哲 姜, 晗彤 闵, 哲 张
{"title":"大型工业技改项目工程设计管理及方法","authors":"哲 姜, 晗彤 闵, 哲 张","doi":"10.36012/etr.v2i7.2230","DOIUrl":"https://doi.org/10.36012/etr.v2i7.2230","url":null,"abstract":"工程设计在整个项目中的重要性决定了设计管理的重要性。提高设计管理水平有利于保证设计结果的科学性和合理性。大型技术改造项目的项目管理是一个复杂而系统的过程。要协调利用原始资源，考虑现有的生产和工程建设，在改造项目技术中促进管理模式的创新，实现技术改造项目的经济和社会效益。","PeriodicalId":57110,"journal":{"name":"工程技术研究","volume":"15 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2020-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"84338358","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
公路工程安全管理工作的相关思考 公路工程安全管理工作的相关思考
工程技术研究 Pub Date : 2020-12-01 DOI: 10.36012/etr.v2i7.2223
飞亚 代
{"title":"公路工程安全管理工作的相关思考","authors":"飞亚 代","doi":"10.36012/etr.v2i7.2223","DOIUrl":"https://doi.org/10.36012/etr.v2i7.2223","url":null,"abstract":"论文分析了公路工程安全管理的特点，阐述了中国公路工程管理工作中的缺陷，并结合案例对公路工程安全管理的措施进行了研究。","PeriodicalId":57110,"journal":{"name":"工程技术研究","volume":"28 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2020-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"89107412","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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