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2021 XVII International Engineering Congress (CONIIN)最新文献

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Design and optimization of a demagnetization device for fine blanking process by finite element analysis 基于有限元分析的精冲退磁装置设计与优化
Pub Date : 2021-06-14 DOI: 10.1109/CONIIN54356.2021.9634820
Juan Pablo Arreguin-Rodriguez, S. Montiel, J. Rodríguez-Reséndiz, G. M. Bobadilla, J. González-Durán
In companies dedicated to fine blanking, commonly dedicated to auto parts production, different phenomena appear throughout the production process of auto parts. One of them is the appearance of residual magnetism on some of the components involved in manufacturing these pieces. This paper describes the analysis and simulation of a coil of a degaussing device applied to a component present in fine blanking dies known as a holding plate. For a successful design of a demagnetizer system, it is mandatory to design the coil capable of exerting the magnetic field required to reorient the residual magnetism present in the fine blanking process. The magnetic properties inherited by the holding plate depend on the material being stamped, the production time to which the die has been subjected, and the corrective and preventive maintenance. This research analyzes the intensity of the magnetic field generated by a coil, the behavior of magnetic lines of the holding plate with residual magnetism when approaching the wind, and the magnitude of the voltage demanded by these through the finite element method.
在专门从事精冲裁的公司中,一般都是专门从事汽车零部件生产的,不同的现象贯穿于汽车零部件的生产过程中。其中之一是在制造这些零件的一些部件上出现的剩磁。本文描述了一种消磁装置的线圈的分析和仿真,该消磁装置应用于精密冲裁模具中被称为保持板的部件。对于退磁系统的成功设计,必须设计能够施加磁场所需的线圈,以重新定向存在于精冲过程中的剩磁。保持板继承的磁性取决于被冲压的材料、模具经受的生产时间以及纠正和预防性维护。本文通过有限元方法分析了线圈产生的磁场强度、剩磁保持板的磁力线在接近风时的行为,以及这些磁力线所需的电压大小。
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引用次数: 0
[Copyright notice] (版权)
Pub Date : 2021-06-14 DOI: 10.1109/coniin54356.2021.9634728
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引用次数: 0
Study of sustainable technologies applied to residential areas 研究应用于住宅区的可持续发展技术
Pub Date : 2021-06-14 DOI: 10.1109/CONIIN54356.2021.9634788
L.G. Juárez-Cruz, J.F. Olvera-Trejo, J. Palacios-Hernández, E. Sánchez-Romero, G. Ríos-Moreno
Due to migration of humans to urban zones, the urban growing has accelerated. Along with this, the consumption of fossil fuels and energy has increased 18%. Therefore, the sustainable urbanism is proposed as a response for the current problems (social, economic, ecological, among others). The purpose of this paper is the research of sustainable technologies that can maximize the use of renewable resources in residential areas, such as rainwater and sunlight. The subjects studied are water collecting roofs, green walls and solar technologies. It was found that the collecting of clean water is optima with this type of roofs, green walls can reduce linearly the temperature in 7 °C and the instantaneous efficiency of solar heaters is about 89%.
由于人类向城市地区的迁移,城市的发展速度加快了。与此同时,化石燃料和能源的消耗增加了18%。因此,可持续城市主义被提出作为对当前问题(社会、经济、生态等)的回应。本文的目的是研究可持续技术,最大限度地利用住宅小区的可再生资源,如雨水和阳光。研究的主题是集水屋顶、绿色墙壁和太阳能技术。研究发现,该类型的屋顶对清洁水的收集效果最佳,绿墙可以在7°C时线性降低温度,太阳能加热器的瞬时效率约为89%。
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引用次数: 0
“Production of Biodiesel from Non Edible Vegetable Oils. A Review” 从非食用植物油中生产生物柴油。审查”
Pub Date : 2021-06-14 DOI: 10.1109/CONIIN54356.2021.9634713
Zavala Eduardo, F. A. Angelica, García- Vanegas Luis Eduardo, Guevara-González Ramón Gerardo, J. Campos-Guillén, L. SOTO-MUÑOZ, V. Pérez-Moreno, Ramos-López Miguel Angel
It is estimated that there are worldwide proven oil reserves for 53 years of production at its 2012 level where 32.8 billion of barrels of oil (bbp). On the other hand, it was mention about the negative environmental consequences of the use of fossil fuels and the few existing oil reserves, has led to the need to look for renewable alternatives to reduce these problems. For this reason, the production of biofuels is an alternative to minimize the use of fossil fuels and prolong existing reserves, in addition to contributing to reduce the emissions generated by conventional fuels. For this reasons, the generation of agro-energy processes has contributed that different countries seek to boost the production of biofuels because they represent benefits such as: i) a security in the energy supply; ii) reduction of dependence on fossil energy sources; iii) the reduction of greenhouse gas emissions; iv) soil protection through the use of biodegradable products; v) the minimization of the surplus of agricultural production. Nowadays edible and non-edible crops are used for this purpose, but almost 95 % is made of edible crops. This can cause different problems, because they are transforming food resources into automotive fuels, and this could bring global imbalance to the food supply and demand market. The aim of this review was to compare different non-edible crops as a raw material for biodiesel production.
据估计,按照2012年的水平,全球已探明的石油储量为328亿桶,可供53年的生产。另一方面,有人提到使用矿物燃料和现有石油储量很少对环境造成的不利后果,因此需要寻找可再生的替代品来减少这些问题。因此,生产生物燃料除了有助于减少传统燃料产生的排放外,还可以最大限度地减少化石燃料的使用并延长现有储量。出于这个原因,农业能源过程的产生促使不同国家寻求促进生物燃料的生产,因为它们代表着以下好处:1)能源供应的安全;Ii)减少对化石能源的依赖;Iii)减少温室气体排放;Iv)通过使用可生物降解产品来保护土壤;(五)尽量减少农业生产的剩余。如今,可食用和不可食用的作物都被用于这一目的,但几乎95%是由可食用作物制成的。这可能会导致不同的问题,因为他们正在将粮食资源转化为汽车燃料,这可能会导致全球粮食供需市场失衡。本综述的目的是比较不同的非食用作物作为生产生物柴油的原料。
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引用次数: 0
Organic agroindustrial waste transformation into vermicompost 有机农工废弃物转化为蚯蚓堆肥
Pub Date : 2021-06-14 DOI: 10.1109/CONIIN54356.2021.9634719
A. E. Ortega-Torres, R. Enrique
Organic agro-industrial waste represents a global environmental problem, its management represents a solution by transforming organic nutrients into an inorganic form that can be returnedto the agricultural cycle. The process represented here is in charge of the earthworm Eisenia foetida that presents humic substances in the final product which act by amending the structure of the soil, thus improving the development of the plant. The present work is based on the characteristics faced by a producer of earthworm humus as a basis for the raw material coming from organic agro-industrial waste, where 80–90% of it comes from cattle manure, the challenges it faces is to carry out an adequate management to not contain phytopathological microorganisms, and to comply with physicochemical characteristics according to the regulations allowing it to venture into greenhouses for importation. In the results, the presence of phytopathogens, E. Colli and Salmonella was not found, but twelve units are missing to complete the range for N. Y. An analysis of earthworm leaching is presented which results that can be obtained by washing and directly by dragwhich shows that they can make a synergy to achieve a higher quality of it.
有机农业-工业废物代表了一个全球性的环境问题,其管理代表了通过将有机营养物质转化为可返回农业循环的无机形式的解决方案。这里所代表的过程是由蚯蚓负责的,它在最终产品中呈现腐殖质物质,通过改变土壤结构,从而促进植物的发育。目前所面临的工作是基于特征的蚯蚓腐殖质为基础原料来自有机农业废物,80 - 90%的来自牛的粪便,它所面临的挑战是执行一个适当的管理不包含phytopathological微生物,并遵守物理化学特征按照规定允许它进入温室进口。结果中未检出植物致病菌、大肠杆菌和沙门氏菌,但缺少12个单位,以完成N. Y.的检出范围。对蚯蚓浸出的结果进行了分析,其中水洗法和直接拖动法可以获得较高的浸出质量,表明两者可以协同作用,达到较高的浸出质量。
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引用次数: 0
Iron oxides nanoparticles supported in a mesoporous matrix for the arsenic remotion of water 介孔基质中支持的氧化铁纳米颗粒去除水中的砷
Pub Date : 2021-06-14 DOI: 10.1109/CONIIN54356.2021.9634721
G. Ramírez-Jiménez, M. Rosales-López, A. Larios-González, V. Palos-Barba, J. Mendiola, R. Nava
Intake of arsenic (As) through the consumption of water or food irrigated with contaminated water has been a health problem around the world. In this work, mesoporous silica as a support material was synthesized by the sol-gel method with the application of a magnetic field reducing the time of its preparation, SBA-15vg. This modification to the synthesis method reduced the sol formation stage from 24 to 5 h while maintaining the textural and properties similar as well as the morphological properties of the SBA-15 and a specific surface area of more than 800 m2/g. In the system Fe/SBA-15vg incorporation into the mesoporous material of different species of iron oxide nanoparticles acting as active sites for the adsorption of inorganic As ions due to the reported affinity with iron species. Arsenic adsorption experiments were prepared in well water samples from a site located in Guanajuato, Mexico, through atomic absorption spectroscopy. The results showed that the Fe/SBA-15vg system could reduce the concentration of As (V) in water with low arsenic concentration and the presence of other heavy metals like cadmium, lead, and chromium.
通过饮用用受污染的水灌溉的水或食物摄入砷一直是世界各地的一个健康问题。本文采用溶胶-凝胶法合成了介孔二氧化硅作为载体材料,并在磁场的作用下缩短了制备时间,SBA-15vg。通过对合成方法的改进,将形成溶胶的时间从24小时缩短到5小时,同时保持了SBA-15的结构和性质相似,以及形态特征,比表面积大于800 m2/g。在该体系中,Fe/SBA-15vg掺入到介孔材料中,不同种类的氧化铁纳米颗粒作为活性位点吸附无机as离子,这是由于报道的与铁种类的亲和力。采用原子吸收光谱法对墨西哥瓜纳华托地区的井水样品进行了砷吸附实验。结果表明,Fe/SBA-15vg体系可以降低砷浓度较低、镉、铅、铬等重金属存在的水中As (V)的浓度。
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引用次数: 0
A review on processes for whey and dairy wastewater treatment and valorization 乳清和乳制品废水处理及增值技术综述
Pub Date : 2021-06-14 DOI: 10.1109/CONIIN54356.2021.9634792
Valeria Caltzontzin Rabell, C. Gutiérrez‐Antonio, J. Trejo, A. Feregrino-Pérez
The dairy industry generates a significant amount, around 150 million tons, of losses and wastes. Particularly, whey requires treatment due to their high nutrient content and therefore, its facility to pollute. This treatment also allows its revalorization. Among the main processes that have been reported are the biochemical ones, where anaerobic fermentation is used to produce ethanol, biological processes with microalgae, for the production of fatty acids and some chemicals, and other processes, such as physical or enzymatic. If these processes are integrated, a biorefinery can be designed where the objective is to obtain a diversity of products from a biomass. Some approaches, to the use of dairy wastes in a biorefinery scheme, were reviewed. There is one biological treatment, insects, which have become of interest due to their high conversion efficiency and wide variety of products, such as protein, biofuels or chemicals, generated from waste. Specifically, black soldier fly larvae have been considered for waste degradation. Based on their advantages, the use of insects in a biorefinery scheme using dairy waste as feedstock was proposed.
乳制品行业产生了大量的损失和浪费,约为1.5亿吨。特别是乳清,由于其高营养含量,需要处理,因此,它的设施污染。这种处理也允许其重新估值。已报道的主要过程包括生化过程,其中厌氧发酵用于生产乙醇,微藻生物过程,用于生产脂肪酸和一些化学品,以及其他过程,如物理或酶。如果将这些过程结合起来,就可以设计生物精炼厂,其目标是从生物质中获得多种产品。综述了在生物炼制方案中利用乳制品废物的一些方法。有一种生物处理方法,昆虫,由于其高转化效率和从废物中产生的多种产品,如蛋白质、生物燃料或化学品,已引起人们的兴趣。具体来说,黑兵蝇幼虫已被考虑用于废物降解。基于昆虫的优点,提出了利用昆虫在乳品废弃物为原料的生物炼制方案。
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引用次数: 0
Agriculture & COVID-19 : Impacts, perceptions and alternatives to become stronger 农业与2019冠状病毒病:增强农业的影响、认知和替代方案
Pub Date : 2021-06-14 DOI: 10.1109/CONIIN54356.2021.9634789
A.L Villagómez-Aranda, O. D. Sáenz-de la
Agriculture is essential in human life. However, the COVID pandemic highlighted deficiencies in the way the current system runs nationally and worldwide. The impacts of the crisis in agriculture are related to the supply chain and demand issues. The vulnerability of the system requires a transformation of the agro-food system, with more innovative and sustainable approaches, such as applying the agroecology principles, agrotechnologies, and promoting urban agriculture. It is essential to support local consumption to promote social welfare by investing in infrastructure and technology to produce high-quality food. This work aims to know the problem in the perception of the society around us to generate a dialogue on the issue. The agro-food system concerns us all equally, and we should participate actively either as individuals or in working groups. Furthermore, for the action to be fruitful, we should start to reflect on it and act accordingly.
农业对人类生活至关重要。然而,COVID大流行凸显了当前系统在国家和全球范围内运行方式的缺陷。农业危机的影响与供应链和需求问题有关。该系统的脆弱性要求对农业粮食系统进行转型,采用更具创新性和可持续性的方法,例如应用生态农业原则、农业技术和促进城市农业。必须支持当地消费,通过投资于生产高质量食品的基础设施和技术来促进社会福利。这项工作旨在了解问题在我们周围的社会感知,并产生关于这个问题的对话。农业粮食系统与我们所有人都有同等关系,我们应该以个人或工作组的身份积极参与。此外,为了使行动富有成效,我们应该开始反思并采取相应的行动。
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引用次数: 1
Determination of Wave Spectra for Offshore Platforms : Tabasco Littoral Zone 海洋平台波浪谱的测定:塔巴斯科沿岸地区
Pub Date : 2021-06-14 DOI: 10.1109/CONIIN54356.2021.9634723
I. F. Arjona-Catzim, Jaime Moisés Horta Rangel, G. M. A. Contreras, M. A. P. Lara y Hernandez, L. F. Pérez-Moreno, Karina Ocaña E. de los M.
Due to its location, an offshore structure can be affected by a combination of adverse environmental factors such as strong winds and waves. This work shows the wave spectra applicable to an oil platform located in the coastal area of Tabasco at a depth of 40 m considering parameters associated with a design per operation and winter storms provided in the regulations of Petróleos Mexicanos (PEMEX) NRF-003-PEMEX-2007. Wave forces have a strong stochastic component, hence spectral analysis is the most appropriate way to study their behavior under critical conditions. The spectrum used is that of Pierson-Moskowitz, for which wind profiles were constructed by the Law of Powers and the one proposed by the American Petroleum Institute (API 2A-WSD) for different wind speeds. It was concluded that the selected energy spectrum is relatively sensitive to wind speeds, being able to have drastic variations in intervals of 5 m/s approximately.
由于其位置,海上结构可能会受到强风和海浪等不利环境因素的影响。这项工作显示了适用于Tabasco沿海地区40米深度的石油平台的波浪谱,考虑了Petróleos Mexicanos (PEMEX) NRF-003-PEMEX-2007规定中与每次操作设计和冬季风暴相关的参数。波浪力具有很强的随机成分,因此谱分析是研究它们在临界条件下行为的最合适的方法。所使用的频谱是Pierson-Moskowitz的频谱,其风廓线是根据幂律和美国石油协会(API 2A-WSD)提出的不同风速的风廓线构建的。结果表明,所选择的能谱对风速相对敏感,在大约5 m/s的间隔内能够产生剧烈的变化。
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引用次数: 0
Controller of public vehicles and traffic lights to speed up the response time to emergencies 控制公共车辆和交通信号灯,加快对突发事件的反应时间
Pub Date : 2021-06-14 DOI: 10.1109/CONIIN54356.2021.9634751
Hernandez Muñoz Urian Francisco, G. Ríos-Moreno
Frequently emergency services are required nationally and globally, in Mexico during 2020 of the 16,22,879 calls made to 911, statistics reveal that 58.43% were about security, 16.57% assistance, 13.49% medical, 6.29% civil protection, among others. However, the constant traffic of cities generates delays in the time of arrival to medical, military or civil protection services, wasting time that can be critical in an emergency. The objective is to create a connection between the road infrastructure (traffic lights) and emergency vehicles to reduce waiting time as a vehicle on a mission passes through a traffic light with Controller Area Network CAN controller to modify the color and give way to the emergency vehicle that will send signals to the traffic light controller through a controller located in the car. For this, the Controller Area Network Flexible Data (CAN-FD) controllers will be used in traffic lights since it is capable of synchronizing data in the same bus or cable to avoid that two messages arrive at the same time, which could end in car accidents if they are not it respects a hierarchy and the CANblue ll controller that wirelessly connects devices (vehicle and traffic light) at a speed of 1 Mbit / s to avoid delays in data exchange taking into account the high speeds that a car can acquire. It is intended to use the CAN controller for the development of improvements in response times in high-speed data exchange in cities with high traffic flow. As a result of the use of CAN controllers, a better data flow and interconnection is obtained.
全国和全球经常需要紧急服务,在墨西哥,2020年拨打911的16,22,879个电话中,统计数据显示58.43%与安全有关,16.57%与援助有关,13.49%与医疗有关,6.29%与民事保护有关,等等。然而,由于城市交通频繁,医疗、军事或民防服务部门到达的时间出现延误,浪费了在紧急情况下至关重要的时间。目标是在道路基础设施(交通灯)和紧急车辆之间建立连接,以减少执行任务的车辆通过交通灯时的等待时间,控制器局域网CAN控制器可以修改交通灯的颜色,并为紧急车辆让路,紧急车辆将通过位于车内的控制器向交通灯控制器发送信号。为此,控制器局域网灵活数据(CAN-FD)控制器将用于交通灯,因为它能够在同一总线或电缆中同步数据,以避免两个消息同时到达。考虑到汽车可以获得的高速,它尊重层次结构和以1mbit / s的速度无线连接设备(车辆和交通灯)以避免数据交换延迟的CANblue所有控制器。它的目的是使用CAN控制器开发改进在高交通流量的城市中高速数据交换的响应时间。由于采用了CAN控制器,实现了较好的数据流和互连。
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引用次数: 0
期刊
2021 XVII International Engineering Congress (CONIIN)
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