OALib 期刊
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Jun 11, 2019Open    Access

Short-Term Forecasting Management Research of Deep Horizontal Displacement of Slope Soil Based on ARIMA Model

Kai Yan, Jiaye Wu, Yingqian Zhang, Lu Yang
The forecasting of deep horizontal displacement of slope soil is an important part of slope deformation monitoring, which has important guiding significance for the prevention of slope safety accidents. The historical data of deep horizontal displacement of slope soil are non-stationary time series with both random growth and time-varying fluctuation, and ARIMA model is suitable for forecasting such time series. In this paper, 648
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Open Access Library J.   Vol.6, 2019
Doi:10.4236/oalib.1105496


May 22, 2019Open    Access

Utilization of Water Quality Modeling and Dissolved Oxygen Control in River Tungabhadra, Karnataka (India)

S. Ranjith, Anand V. Shivapur, P. Shiva Keshava Kumar, Chandrashekarayya G. Hiremath, Santhosh Dhungana
In an attempt to produce a reliable source of water, the water quality model—QUAL2Kw—was put to through calibration and validation tests. This model was implemented in the river Tungabhadra of India. This worked quite well for the project at hand but showed certain irregularities. Different Quality Management methods exist currently and for this project, their impact in DO concentrations were examined base
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Open Access Library J.   Vol.6, 2019
Doi:10.4236/oalib.1105397


May 09, 2019Open    Access

On Design Inspiration for the Seismic Visitor Center Survey

Jinnan Hu, Ke Jia, Ying Zhang
The Tangshan earthquake has passed for more than 40 years, but the painful memories still remain in the heart of the Tangshan people, while staying in the ruins that best reflect the current status of the earthquake—National Library of Protection Works “Library Seismic Site” of Xinhua Road Campus, North China University of Science and Technology. In order to bear the heavy pains of the Tangsha
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Open Access Library J.   Vol.6, 2019
Doi:10.4236/oalib.1105021


Feb 18, 2019Open    Access

Wind Turbine Incident/Complaint Reports in Ontario, Canada: A Review—Why Are They Important?

Carmen M. Krogh, E. Jane Wilson, Mary E. Harrington
Background: The introduction of industrial wind turbines into quiet rural en-vironments in Ontario, Canada has resulted in complaints about environmental noise and adverse health effects. Ontario has a process whereby residents can report noise to government. Official government records of Incident Reports/Complaints submitted by residents living near operating wind turbine installations were obtained through a Freedom of Informat
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Open Access Library J.   Vol.6, 2019
Doi:10.4236/oalib.1105200


Nov 23, 2018Open    Access

Effect of Calcium Carbide Waste Powder on Some Engineering Properties of Bamboo Leaf Ash Concrete

Olumuyiwa Samson Aderinola, Olasunkanmi Eniola Omolola, Ajibola Ibrahim Quadri
The assessment of cement partially replaced with calcium carbide waste pow-der, CCWP and bamboo leaf ash, BLA on the strength of concrete made with cement was investigated. Oxide composition analysis of CCWP and BLA con-firm their status as non-pozzolanic material rich in CaO component and poz-zolanic materials, respectively. Setting times, slump, compressive and micro-structure analysis tests were c
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Open Access Library J.   Vol.5, 2018
Doi:10.4236/oalib.1104990


Nov 14, 2018Open    Access

Exploring the Utilization of Lesser-Known Species for Furniture Production—A Case Study in the Western Region, Ghana

Job Ewudzie, John Gemadzie, Harold Adjarko
Increased demand for traditional timber species has led to the depletion of large areas of Ghana’s forest cover. Sustainable forest management requires that measures are put in place to minimize forest depletion through the utili-zation of lesser-known species, reforestation, setting margins for annual al-lowable cut, banning export of round logs, conservation of biological diversity and promotion of efficient wood-based industry.
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Open Access Library J.   Vol.5, 2018
Doi:10.4236/oalib.1104916


Jul 27, 2018Open    Access

Green Building and Information Model Construction

Fan Zhang, Qiaozhi Sang, Fengzhu Yao
Building Information Modeling (BIM) provides a new design method and new career direction—architectural planning. Building planners generally propose project components and overall ideas based on project proposals and basic design information including: space requirements, space scale, space combination, usage, environmental protection, structural modeling, equipment systems, construction area
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Open Access Library J.   Vol.5, 2018
Doi:10.4236/oalib.1104746


Jul 27, 2018Open    Access

On Preliminary Study of Primary and Secondary Elements Affecting Mechanical Properties of Rebar

Qiaozhi Sang, Fengzhu Yao, Ying Zhang
The microalloying method is most widely used in the production process of high strength steel bars. However, its cost factor has become the main bottleneck for its difficult promotion. The incomplete structure of analytic hierarchy model is established in this paper to identify the primary and secondary elements affecting the performance and investigate the influence mechanism. The dominance numbers are e
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Open Access Library J.   Vol.5, 2018
Doi:10.4236/oalib.1104733


Jul 09, 2018Open    Access

Comparing Model and Experimental Results of the Volume of Filtrate during Sludge Dewatering

Sheikh Yusuf, Joel Ademiluyi
The results of the experiment of dewatering analysis carried out on a municipal sludge were recorded. Similarly, analytical mathematics was used to develop an equation to calculate volume of filtrate. The two results were plotted in graphs and comparisons were made. The results show very close relationships between the two results. In fact in most cases the two results were almost overlapping. For example after 3, 6, 9, 12, 15 hou
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Open Access Library J.   Vol.5, 2018
Doi:10.4236/oalib.1104650


Jun 26, 2018Open    Access

“Flourishing Age No. 2” Internet Radio

Min Jiang
In the days of the May Day vacation, I made 25 “Internet Radio”, designed his own installation. On the basis of the digital simulation theory, I succeeded in making a radio that could listen to more than 2000 radio stations. It should be a national patent. We can listen to more than ten local radio stations and have thousands of network stations ready for each teacher. Sending one is currently
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Open Access Library J.   Vol.5, 2018
Doi:10.4236/oalib.1104664


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