Application of Meta-synthesis Method in Project Management of Large-scale Complex Projects

2010 ◽  
pp. 3-10
Author(s):  
jian Fang ◽  
Yong FU ◽  
Deli YAO
2020 ◽  
Vol 9 (1) ◽  
pp. 81-106
Author(s):  
Brian J. Galli

This study investigated the application of systems engineering to project management. There is an increasing complexity to modern projects, and lifecycle-focused project management displays the inability to manage the risks associated with increased project complexity. A more adequate approach to these issues is presented in the systems engineering processes. It was proposed that the application of systems engineering concepts will allow improve the management of complex projects and the mitigation of risks. Additionally, qualitative research conducted via the collection and analysis of credible information yielded data that supported this proposition. Since systems engineering processes are adaptable, they are suited to manage complex problems. It was concluded that applying systems engineering to project management was beneficial, and the integration of methodologies was valuable to the successful completion of large scale, complex projects.


2020 ◽  
Vol 17 (8) ◽  
pp. 628-630
Author(s):  
Vu Binh Duong ◽  
Pham Van Hien ◽  
Tran Thai Ngoc ◽  
Phan Dinh Chau ◽  
Tran Khac Vu

A simple and practical method for the synthesis on a large scale of altretamine (1), a wellknown antitumor drug, has been successfully developed. The synthesis method involves the conversion of cyanuric chloride (2) into altretamine (1) by dimethylamination of 2 with an aqueous solution of 40% dimethylamine and potassium hydroxide in 1, -dioxan 4in one step to give altretamine (1) in high yield.


2018 ◽  
Vol 2018 ◽  
pp. 1-8 ◽  
Author(s):  
Hua-Wei Zhou ◽  
Xue-Xia Yang ◽  
Sajjad Rahim

Beam capture efficiency (BCE) is one key factor of the overall efficiency for a microwave power transmission (MPT) system, while sparsification of a large-scale transmitting array has a practical significance. If all elements of the transmitting array are excited uniformly, the fabrication, maintenance, and feed network design would be greatly simplified. This paper describes the synthesis method of the sparse uniform-amplitude transmitting array with concentric ring layout using particle swarm optimization (PSO) algorithm while keeping a higher BCE. Based on this method, uniform exciting strategy, reduced number of elements, and a higher BCE are achieved simultaneously for optimal MPT. The numerical results of the sparse uniform-amplitude concentric ring arrays (SUACRAs) optimized by the proposed method are compared with those of the random-located uniform-amplitude array (RLUAA) and the stepped-amplitude array (SAA), both being reported in the literatures for the maximum BCE. Compared to the RLUAA, the SUACRA saves 32% elements with a 1.1% higher BCE. While compared to the SAA, the SUACRA saves 29.1% elements with a bit higher BCE. The proposed SUACRAs have higher BCEs, simple array arrangement and feed network, and could be used as the transmitting array for a large-scale MPT system.


2021 ◽  
Vol 284 ◽  
pp. 07028
Author(s):  
Olga Voronova ◽  
Viktoria Sheleyko ◽  
Igor Ilyin ◽  
Irina Ilyina

The article considers the project management system as a tool for achieving strategic goals of network trading companies. This study is relevant, because in retail project management is widely used to solve unique and large-scale business problems, but the degree of prevalence of the project approach is still low, which affects the income of companies. In the course of the research, the classification of the activities of network trading companies, the functional-oriented organizational structure of project management of a network trading organization is presented, the model of the business architecture of project management of a network trading company is developed, and the algorithm of selection and the main functions of the software for project management are considered. As a result of the research, a standard project portfolio and a top-level model of the business architecture of a network trading company with an implemented corporate project management system were developed.


1996 ◽  
Vol 25 (509) ◽  
Author(s):  
Henrik Bærbak Christensen

<p>This report describes the current state of my research in software development environments. I argue in favour of strong support for <em>project management, comprehension and navigation,</em> and <em>collaboration</em> primarily based on experiences from developing large-scale industrial-strength applications.</p><p>An underlying model of such an environment, named ``Ragnarok´´, is outlined. A design and first prototype of important parts of Ragnarok is described as well as some results from initial experiments.</p>


Catalysts ◽  
2021 ◽  
Vol 11 (11) ◽  
pp. 1289
Author(s):  
Lan Gao ◽  
Elyes Nefzaoui ◽  
Frédéric Marty ◽  
Mazen Erfan ◽  
Stéphane Bastide ◽  
...  

Photocatalysis is proven to be the most efficient and environmentally friendly method for the degradation of organic pollutants in water purification. To meet the requirement of large-scale water treatment, there are two important points: One is the lifetime and chemical stability of the photocatalyst material, especially in the complex and harsh aqueous conditions. The other is the ease of synthesis of such photocatalysts with specific nano-morphology. In this work, two common photocatalyst materials, zinc oxide (ZnO) and titanium dioxide (TiO2), are selected to form more sustainable photocatalysts with high chemical stability. This involves the combination of both TiO2 and ZnO in a two-step simple synthesis method. It appears advantageous to exploit the conformal deposition of atomic layer deposition (ALD) to achieve nanometer-thick TiO2 coating on ZnO nanowires (NWs) with a high aspect ratio, which are firmly anchored to a substrate and exhibit a large specific surface area. The high chemical stability of the ALD TiO2 coating has been investigated in detail and proven to be effective under both strong acid and strong alkaline aqueous solutions. In addition, photocatalysis experiments with organic dyes show that via this simple two-step synthesis method, the produced ZnO/TiO2 tandem does indeed exhibit improved chemical stability in a harsh environment, while allowing efficient photodegradation.


2014 ◽  
Vol 519-520 ◽  
pp. 1451-1454 ◽  
Author(s):  
Ya Kun Shi

BIM technology used more widely in construction industry in developed countries in Europe and the United States, the integration of building information modeling (BIM) in the domestic large-scale propulsion was still difficult, and further the trend of widening the gap with foreign advanced level. In order to identify problems and solve the current status quo, and cut into the integrated information from project management point of view of China's architectural design, and analysis the status quo of BIM technology in our project management and developmental disabilities, and BIM-based technology and related parties mutual relations, to explain the development prospects of its application in China.


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