basics of reverse osmosis ppt
A Brief Review of Reverse Osmosis Membrane Technology ppt
... and Reverse Osmosis& quot;, Tappi Journal, 69, 122 (1986). Doshi, M., "Modeling of Reverse Osmosis Membrane Devices", in Reverse Osmosis Technology, B. A Brief Review of Reverse ... Terril, M., and Neufeld, R., " ;Reverse Osmosis of Blast-Furnace Scrubber Water", Environmental Progress, 2, 121 (1983). A Brief Review of Reverse Osmosis Membrane Technology Copyright ... "Transport Properties of Osmotic Membranes", in Desalination by Reverse Osmosis, U. Merten, ed., pp. 15-54, MIT Press, Cambridge, Mass. (1966). A Brief Review of Reverse Osmosis Membrane...
Ngày tải lên: 24/03/2014, 05:20
Tài liệu Basics of Corporate Finance pptx
... claim on the ownership of the company. Often, the number of outstanding shares is included on this line. ã RETAINED EARNINGS value of the assets of the company in excess of the claims upon those ... DEPRECIATION EXPENSES with COST OF LABOR AND MATERIALS. www.LisAri.com v05/15/94 v-1.1 p01/14/00 INTRODUCTION: BASICS OF CORPORATE FINANCE COURSE OVERVIEW Basics of Corporate Finance serves as ... 5-2 Basics of Corporate Finance May 1994 Table of Contents FINANCIAL STATEMENT ANALYSIS 1-17 v05/15/94 v-1.1 p01/14/00 ã On the Balance Sheet, GROSS FIXED ASSETS (capitalized purchases of property,...
Ngày tải lên: 22/12/2013, 16:15
cHAPTER 9: Basics of Operational Amplifiers pptx
... Ri = - (10k / 5k) = - 2 ã Vout = Av Vin = -2 1V = -2 Volts DC Op-Amp Basics The front-end of an Op-Amp is a differential amplifier Comparators Some Facts about Comparators: ... be virtually zero. ã Check that polarity (phase) of output is the same as input for a non-inverting amplifier. ã Check that polarity (phase) of output is the opposite input for an inverting ... Zout lower ã Increases the usable bandwidth ã Reduces distortion in the op-amp CHAPTER 9 Basics of Operational Amplifiers The Inverting Amp Gain equation derived as follows: ã Vin applied...
Ngày tải lên: 08/08/2014, 16:22
Tài liệu Basics of MATLAB ppt
... spiral(3) s= 789 612 543 We find the elements of s less than 6: >> s<6 ans = 000 011 111 >> find(s<6) ans = 3 5 6 8 9 The result of find is a vector of indices of s counted down the first col- umn, ... 1 -1 0 1 y= 111 222 333 This set of points defines a rectangular domain because the rows of x are identical and the columns of y are identical. We can make a plot of the points (as we did on page ... graphics of functions of two variables in the next sec- tion, we will see how the find command can be used to do the three- dimensional equivalent of the plot shown on page 23, where the domain of...
Ngày tải lên: 22/12/2013, 12:16
Basics of Interest Rates, The Richard D.C. Trainer pptx
... THE BASICS Neither a borrower, nor lender be; For loan oft loses both itself and friend, And borrowing dulls the edge of husbandry. Shakespeare, Hamlet Borrowers in search of. . . Most of us ... costs of credit, borrowing will tend to slow, moderating the rate of spending and the tempo of the economy. During an economic downturn, the demand for credit tends to slow down. A policy of open market ... pre-recession living standards by saving less out of lower levels of income. Consequently, the pool of funds may grow slower or shrink. The other or demand side of the financial market, however, reacts...
Ngày tải lên: 15/03/2014, 10:20
Healthy eating – basics of nutrition of the elderly ppt
... group B CHANGE Project CHANGE Project Healthy eating – basics of nutrition of the elderly Beata Piórecka, PhD Institute Institute of of Public Public Health Health Jagiellonian Jagiellonian University University Medical Medical College ... condition of the elderly ã individual and social preferences (tradition, economics), ã individual possibilities of preparing food for digestion (technology of preparing meals, condition of mouth ... should be advised to consume dishes of: ã lower amount of energetic ingredients: - fats, especially animal fats - simple carbohydrates ã higher concentration of: -proteins, - calcium, - iron, -...
Ngày tải lên: 28/03/2014, 20:20
Báo cáo toán học: " Structure of reverse microemulsion-templated metal hexacyanoferrate nanoparticles" ppt
... method of the synthesis of metal hexacyanoferrate nanoparticles. Keywords: reverse micelles; template method; nanoparticles; nickel hexacyanoferrate. - 9 - the nanostructure of the ... cationic, modified surfactants in reverse microemulsion for the synthesis of this type of nanoparticles. Conclusions In this work, the preparation of nanoparticles of transition Mhcf with a homogeneous ... Possible mechanism for the synthesis of Nihcf nanoparticles: (a) dissolution of all the ionic species, (b) formation reaction of nuclei of Nihcf, and (c, d) growth of nanoparticles due to the collisions...
Ngày tải lên: 20/06/2014, 20:20
Basics of oil spill cleanup ppt
... disadvantages of various types of skimmers are discussed. The use of sorbents, material that absorbs the oil, is also reviewed. In some cases, the oil is recovered manually, and often all of these ... amount of oil spilled, sea and weather conditions, and the geo- graphical location of the spill. Storage, separation of oil from water and debris, and disposal of the oil are crucial parts of a ... the stricken ship at high tide off the coast of England. (Oil Spill Response Limited) Library of Congress Cataloging-in-Publication Data Fingas, Mervin Basics of oil spill cleanup / written...
Ngày tải lên: 27/06/2014, 15:20
BASICS OF CONCRETE SCIENCE - CHAPTER 1 pptx
... obtaining of uniform dist ribution of entrained-air voids in concrete structure Accelerator of setting time Shorten the time of setting Accelerator of hardening Increase the rate of hardening of ... content Increase bond of water in concrete mixture Prevent ion of losses of wat er caused by bleeding (water gain) Air-entraining Entrainment of required amount of air in concrete during ... Crystals of alite Fig. 1.3. Crystals of belite 33 Classification of plasticizers Category Type of plasticizer Plasticizer effect (increase the slump from 2 4 sm) Reduce the quantity of mixing...
Ngày tải lên: 09/08/2014, 14:21
BASICS OF CONCRETE SCIENCE - CHAPTER 5 ppt
... and watertightness of concrete. Amount of shrinkage of cement paste and concrete depends on age of hardening, composition, specific surface and quantity of cement, quantity of aggregates, water-cement ... C m(28) – deformation of creep at 28 days loading; ξ ξ ξ θτ r - coefficients taking into account influencing of size of unit, humidity of environment and age of concrete in the moment of loading began. ... the products of hydration of cement and that is accompanied by the increase of general shrinkage of concrete. Thermal shrinkage is caused by the decrease of the temperature of concrete....
Ngày tải lên: 09/08/2014, 14:21
BASICS OF CONCRETE SCIENCE - CHAPTER 8 pptx
... structure of rocks and crystal dimensions reduce radiation resistance of the rocks increases. Modulus of elasticity of concrete reduces with exposure dose increases because of accumulation of structural ... (limit temperature of application is correspondingly from 300 to 1600 °C). It is also classified: - by fireproofness – heat proof with fireproofness up to 1580°С, fire proof – from 1580 to 1770°С ... reinforcement coefficient of concrete, E f and E m – modulus of elasticity of fiber and matrix, R f and R m – flexural strength of fibers and matrix, V f and V m – volume content of fibers and matrix. ...
Ngày tải lên: 09/08/2014, 14:21
BASICS OF CONCRETE SCIENCE - CHAPTER 10 pptx
... and pressure of vapour. 190 Fig. 10.1. Effect of active СаО in the mixture on compressive strength of lime-sand specimens: 1 – on the basis of quartz sand; 2 – on the basis of feldspar sand. ... binder type, temperature of mixing water and method of forming of elements. There are obtained concrete with strength 5-10 MPa on the basis of gypsum binder. Application of high-strength gypsum, ... consideration fineness modulus of sand (Tab.10.1, Fig.10.1, 10.2). Table 10.1 Content of active СаО, % by mass of compacted silicate concrete mix Sand Strength of concrete, MPa ultra fine...
Ngày tải lên: 09/08/2014, 14:21
