نتایج جستجو برای: modified process

تعداد نتایج: 1530877  

2013
Nasser A. M. Barakat Ahmed G. El-Deen Khalil Abdelrazek Khalil

Carbon materials have the advantages of good electrical conductivity and excellent chemical stability, so many carbon materials have been introduced as electrodes for the capacitive deionization (CDI) process. Due to the low surface area compared to the other nanocarbonaceous materials, CNFs performance as electrode in the CDI units is comparatively low. This problem has been overcome by prepar...

Journal: :JCP 2011
Jinfeng Wang BiQiang Du HaiMin Ding

Computer-aided process planning (CAPP) is an important and complex in the computer integrated manufacturing system(CIMS). The expression methods of process knowledge based on manufacturing feature is established based on the analysis of characteristic of process knowledge. According to the constraints mong process knowledge, decision space of process planning based on process constraints is con...

Journal: :Journal of the Korea Academia-Industrial cooperation Society 2013

2005
K. Barbusiński

A novel modified Fenton process using heterogeneous catalyst (swarf) was developed to catalyze the oxidation reaction of azo dye Acid Red 18. It was found that swarf could be used to replace iron salts as a catalyst for the Fenton reaction. The examined continuous Fenton process proved to be very efficient for decolorization of simulated wastewater containing 100 mg/dm3 Acid Red 18. Performance...

2017
Haq Nawaz Abbasi Feng Xu Xiwu Lu

Abstract: Limited water resources and ensuring access to clean water are critical environmental challenges, especially for the developing world. In particular, rural domestic wastewater has become a significant source for the pollution of freshwater bodies. A modified bio-ecological A2O-wetland system for rural wastewater treatment consisting of a biological unit (anaerobic baffled reactor, ano...

2006
Jong-Min Lee Joe Qin In-Beum Lee

In this paper, a modified independent component analysis (ICA) and its application to process monitoring are proposed. The basic idea of this approach is to use the modified ICA to extract some dominant independent components from normal operating process data and to combine them with statistical process monitoring techniques. The proposed monitoring method is applied to fault detection and ide...

2005
Rakesh Angira B. V. Babu

A large number of process synthesis and design problems in chemical engineering can be modeled as mixed integer nonlinear programming (MINLP) problems. They involve continuous (floating point) and integer variables. A common feature of this class of mathematical problem is the potential existence of non-convexities due to the particular form of the objective function and/or the set of constrain...

2013
Maheshwari Shashikant

100 Abstract: Security of Wireless Ad hoc network has a primary concern to provide protected communication between mobile nodes. When we routing some packet it can use both malicious node or authenticate node for forwarding and receiving data. Malicious node can attack like black hole, misuse of data or hacked information. Our aim is to discuss the feasibility of monitoring the node of differen...

2010
T Ishikawa K Yokosawa K Watanabe K Ohmori

The magnetic properties of an anisotropic Sm2Fe17N3 magnet powder were improved by enhancement of nitrogenation homogeneity. We made the Sm2Fe17 parent material powder by a reduction-diffusion method which contains a reduction-diffusion heat treatment and a subsequent wet process for removal of a CaO by-product. In the present study, as the modified process for the magnet powder, the nitrogenat...

Journal: :The Journal of General Physiology 1989
T A Rando

The properties of voltage-dependent Na channels modified by veratridine (VTD) were studied in voltage-clamped nodes of Ranvier of the frog Rana pipiens. Two modes of gating of VTD-modified channels are described. The first, occurring on a time scale of milliseconds, is shown to be the transition of channels between a modified resting state and a modified open state. There are important qualitat...

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