fundamentals of engineered environmental systems

... kinematics of grasping is discussed in Chapter 4 The basic kinematic structure of a multifingered hand consists of a palm, which plays the role of the base of a simple manipulator, and a set of fingers ... six-legged Trang 914 1 An Overview of Robotic Mechanical SystemsFIGURE 1.9 A prototype of the TU Munich Hexapod (Courtesy of Prof F Pfeif-fer Reproduced with permission of TSI Enterprises, Inc.) walking ... referred to the work of Latombe (1991) and the references therein Trang 38 1 An Overview of Robotic Mechanical SystemsFIGURE 1.5 A six-degree-of-freedom flight simulator (courtesy of CAE Elec-tronics...

Ngày tải lên: 19/01/2014, 18:20

... roster of consult-ing editors on the advisory board, each an expert in one of the areas ofconcentration The names of the consulting editors are listed on the facingpage of this volume The areas of ... Yang University of California,Santa Barbara Dynamical Systems and Control K.M Marshek University of Texas, Austin Energetics J.R Welty University of Oregon, Eugene Mechanics of Materials I Finnie ... Costello, Theory of Wire Rope, 2nd ed. K Czolczynski, Rotordynamics of Gas-Lubricated Journal Bearing Systems M.S Darlow, Balancing of High-Speed Machinery J.F Doyle, Nonlinear Analysis of Thin-Walled...

Ngày tải lên: 19/01/2014, 18:20

... 1FLOCCULATION in NATURAL and ENGINEERED ENVIRONMENTAL SYSTEMSTrang 2CRC PR E S SBoca Raton London New York Washington, D.C FLOCCULATION in NATURAL and ENGINEERED ENVIRONMENTAL SYSTEMS Edited by Ian ... is still a fundamentallack of knowledge related to many aspects of the flocculation process In light of the importance of flocculation within natural and engineered systems, an international workshop ... him his love of mud Areas of interest includethe mechanisms governing the loss of sediment fromriver plumes, the effect of flocculation on the trans-port and fate of contaminants, and environmentalimpacts...

Ngày tải lên: 11/08/2014, 17:20

... phenomena, the cycling of nutrients and elements of biogeochemical interest, and the flux of energy in aquatic ecosystems. Some of this research reveals the fact that a small chunk of decomposing debris ... ecosystems that incor- porate bothinorganic andorganic cohesive particles. Certainly the freshwatersystems, consisting primarily of rivers and lakes (although other systems such as urban sewer systems ... #21 Flocculation in Natural and Engineered Environmental Systems 46 98 Muirhead, D and Lead, J.R., Measurement of the size and structure of natural aquatic colloids in an urbanised...

Ngày tải lên: 11/08/2014, 17:20

... would be in the order of 100,000µm2 However as the volume ofwater filtered is often small, because this minimizes overlap of particles on the filter,and because the probability of capturing the larger, ... dimension (D) of the populations D is a measure of the perimeter–area relationship for a set of objects Collections of natural objects tend to have a perimeter–area (P, A) relationship of A ∝ P2/D.23Euclidean ... nevercomprise as much as half of the population, although the maximum value occurs inthe die-off period of 1996 when 35% were identified as flocs Of note inTable 4.2 is the proportion of compact particles...

Ngày tải lên: 11/08/2014, 17:20

... structure of the aggregate, but several studies have also looked atthe application of fractal characteristics as a means of analyzing the kinetics ofaggregation.11,18 In addition to the assumption of ... process, the length of time allowed for mixing is on the order of severaltens of minutes, so the later processes of restructuring and compaction are probablynot significant In natural systems particular ... aggregate oftenhas higher permeability than the parent aggregates, and the volume of the newaggregate is generally larger than the sum of the two original volumes The over-all goal of this study...

Ngày tải lên: 11/08/2014, 17:20

... throughout the extracellular biofilm matrix The importance ofEPS in flocs and biofilm systems is fundamentally twofold: (i) they represent a majorstructural component of flocs and (ii) they are responsible ... definedsystems Despite this problem, chemical quantification of EPS constituents in biofilmsystems have been reported.14These confirm the complex nature of the material andthe extensive range of ... interaction of x-rays with Trang 3the molecular structure of intact hydrated biofilms has proven an effective approach.In this overview we assess in situ analyses of EPS using light of various...

Ngày tải lên: 11/08/2014, 17:20

... The layout of the pond is shown in Figure 8.1 The pond consists of two cells; a wet pond and a dry pond The surface area of each pond is about one half of a hectare The permanent depth of water ... parameter that is a measure of the probability of successful collisions, and to determine the value of this parameter as part of the calibration process of the model A flocculation modeling approach ... the size distribution of sediment in suspension were monitored at regular intervals of time Figure 8.3shows the variation of suspended sediment concentration as a function of time for five different...

Ngày tải lên: 11/08/2014, 17:20

... significance of bacteria for the formation and decomposition of aggregates appears to be much greater than previously estimated For a better understanding of the functioning of aquatic ecosystems it is of ... amorphous matrix of the organic matter The BBL aggregates contain remnants of faecal pellets, meiofauna organisms, and shell debris of foraminifera Approximately 35 to 65% of the bacteria of the BBL ... attributed to the abundance of single species or as part of the life cycle strategy of cells.16,17 The occurrence of aggregates does not, for example, always coincide with the peak of phytoplankton abundance...

Ngày tải lên: 11/08/2014, 17:20

... environment, experience from engineered systems, and the availability of desktop computing power have also contributed to significant inroads into modeling of natural environmental systems Modeling studies ... Instantaneous Source of a Conservative Tracer in One Dimension For an infinite column, of background concentration of zero, and slug input of a tracer of mass M, the concentration as a function of time and ... the fundamentals of the flow of water, air, and contaminants through the contaminated soil matrix In the following sections, flow of water and air through the saturated and unsaturated zones of...

Ngày tải lên: 13/08/2014, 05:22

... đầu hay mm Tần suất AV block thấp Huang and Wood, 2nd ed Catheter ablation of cardiac arrhythmias.2011 “Catheter ablation of AVNRT is the most scaring ablation procedure” Mark E Josephson, MD KẾT...

Ngày tải lên: 22/08/2015, 20:10

... diversity of products of the bank will attract more customers • Scale of bank activities: the size of capital affects the development and expansion of the bank, including consumer loan professional ... close relationship with each other under the control of the Board of Directors Being aware of the important role of THQV in the whole system of Techcombank, managers and staff at THQV continually ... efforts of outstanding loans as well as mobilization of capital growth and profit before tax of the average growth in recent years • Customers: In 2012, Techcombank will become increasingly on professional...

Ngày tải lên: 25/07/2013, 11:20

... that this area has enough capability of NO3-N removal In addition, low-permeable property of muddy soil might contribute to prolongation of retention time of groundwater, which results in promoting ... located at center of Kyushu area in southern part of Japan (Fig 1) Kumamoto city is the prefectural capital with a 670,000 population and the 267 km2 area Kumamoto city depends on 100 % of water supply ... Japanese Standard Methods for Examination of Water (Japan Water Works, 2001) - 21 - Journal of Water and Environment Technology, Vol 7, No 1, 2009 Table -1 List of the wells for survey in this study...

Ngày tải lên: 05/09/2013, 09:38

... part of the management of environmental risks in a sustainable way, and is a formal component of particular stages of regulatory regimes It allows for the structured and transparent balance of ... Detailed evaluation of options Outline of this stage of Model Procedures The purpose of this stage of options appraisal is to decide, for each relevant pollutant linkage, which of the feasible remediation ... Outline of this stage of Model Procedures The purpose of this stage of implementation is to monitor the effectiveness of remediation, to confirm predicted behaviour as an early warning of adverse...

Ngày tải lên: 31/03/2014, 13:20

... number of professional employees of VPBank reaches over 3,000, over 92% of them are under 40 and about 80% of them hold undergraduate and graduate degrees Recognizing that the quality of employees ... increase of 24% over 2010, accounting for 30% of Vietnam's population This number of Internet users has become the target customers of many businesses, including banks VPBank is also aware of the ... Qualified staff By 31 December 2011, the total number of professional employees of VPBank reaches over 3,000, over 92% of them are under 40 and about 80% of them hold undergraduate and graduate degrees...

Ngày tải lên: 23/04/2014, 16:41

... a class of higher-order difference equations Huantao Zhu1 and Weibing Wang∗2 Hunan College of Information, Changsha, Hunan 410200, P.R China Department of Mathematics, Hunan University of Science ... −h −1 p−i (Hp x)(n + (i − 1)k), x ∈ X − 1) i=1 Clearly, the fixed point of Tp in X is a periodic solution of (1.1) Proof of Theorem 1.1 Let p = r and Ω = {x ∈ X : m ≤ x(n) ≤ M for n ∈ Z}, then ... Therefore, Tr has a fixed point x ∈ Ω by Lemma 3.2, which is a ω-periodic solution of (1.1) The proof is complete Proof of Theorem 1.2 Since g ∈ C [m, M ], max{g (u) : m ≤ u ≤ M } exists and max{g...

Ngày tải lên: 18/06/2014, 22:20

... and the uniqueness of the solution of problem (1.1), whose proof can be found in Han and Wang [19] (Theorem 2.1) with slight modification, so we will omit its proof In the proof, the authors adopted ... ||∇u(t)||2 + k2 ||∇v(t)||2 )p+2 2 (3:3) Proof The proof is almost the same that of Said-Houari [26], so we omit it here □ To prove our result and for the sake of simplicity, we take a = b = and introduce ... research of college graduate in Jangsu Province Grant No 181200000649 Author details Jiangsu Provincial Key Laboratory for Numerical Simulation of Large Scale Complex Systems, School of Mathematical...

Ngày tải lên: 21/06/2014, 00:20

... function u∗ is a desired classical solution of 1.1 Since d > 0, u∗ is a nontrivial homoclinic solution The proof is complete Proof of Theorem 1.2 In the proof of Theorem 1.1, the condition that F2 ... that I u ≥ α, that is, assumption ii of Lemma 2.1 holds The proof of Theorem 1.2 is completed 14 Advances in Difference Equations Proof of Theorem 1.4 In view of Lemma 2.4, I ∈ C1 E, R We first ... Hamiltonian systems and their importance in the study of the behavior of dynamical systems have been already recognized from Poincar´ ; homoclinic orbits play an important role in analyzing the chaos of...

Ngày tải lên: 21/06/2014, 11:20

... respectively The existence of ground state solutions of Eb is affected by the shape of the domain Ω and b x that satisfies some suitable conditions and has been the focus of a great deal of research in recent ... we begin the proof of Theorem 1.1 By Theorem 3.4, we obtain that Eλa,b has a positive solution uλ in H0 Ω Proof of Theorem 1.2 In this section, we will establish the existence of the second positive ... the exact values of which are not important This paper is organized as follows In Section 2, we give some properties of Nehari manifold In Sections and 4, we complete proofs of Theorems 1.1 and...

Ngày tải lên: 21/06/2014, 11:20

... Problems h t ≡ 0, Korman investigated the uniqueness of positive solutions of the problem 1.1 by techniques of bifurcation theory However, the existence of sign-changing solution for this problem have ... Chinese P Korman, “Uniqueness and exact multiplicity of solutions for a class of fourth-order semilinear problems,” Proceedings of the Royal Society of Edinburgh A, vol 134, no 1, pp 179–190, 2004 ... Journal of Mathematical Analysis and Applications, vol 314, no 1, pp 254–265, 2006 10 R Ma, “Nodal solutions of boundary value problems of fourth-order ordinary differential equations,” Journal of...

Ngày tải lên: 21/06/2014, 16:20