Theory of everything
Thesis - 4 pages - Physics
This is a theory that represents the ultimate goal of science. It seeks to discover what the basic components of the material world are and what equations can be used to describe their movements. In refers to the discipline of physics and it is a theory that brings together the four fundamental...
Concrete technology
Presentation - 410 pages - Physics
The presentation is based on concrete and starts with the objectives of the presentation and moves onto a review of the composition of concrete. It then moves towards RCC structures and covers points like methods used in the designing of RCC structures, the codes used and the functions of...
A report on activities on and around OFDM
Thesis - 5 pages - Physics
Multi-carrier communications are currently in a state of very rapid development, both in the introduction of new techniques and in its application to a wide variety of channels and services. Orthogonal Frequency-Division Multiplexing (OFDM) is a bandwidth-efficient signaling scheme for wideband...
National conference on power electronics and power systems 2008: Simulation of transient for power transmission lines
Thesis - 6 pages - Physics
Switching operations, faults, lightning surges, and other intended or unintended disturbances cause temporary high voltages and currents in power transmission lines. The system must withstand this high voltage with a certain probability or its effects must be reduced and limited with protective...
Study of the incompressible fluid-flow past a square cylinder in a viscous medium
Thesis - 3 pages - Physics
The present study makes an effort to find out the location of the drag, stream lines and contours of static pressure in the flow field passing through the square cylinder in incompressible viscous media. For this work, different values of Reynolds Numbers have been chosen. The distance of both...
Experimental methods of hydrogen testing to prevent Hydrogen Assisted Cracking (HAC) during the Submerged Arc Welding (SAW) process
Thesis - 5 pages - Physics
One of the main problems associated with the welding of ferritic steels is that of hydrogen assisted cracking (HAC), popularly known as cold cracking or delayed cracking. As the name suggests, it is caused by hydrogen present in the weld metal. One of the methods to mitigate this type of cracking...
Performance evaluation of diesel engines using blends of diehtyl ether and diesel and diethyl ether and bio diesel
Thesis - 7 pages - Physics
Producing and using renewable fuels for transportation is one approach for sustainable energy future for the world. With ever growing concerns on environmental pollution, energy security, and future oil supplies, the global community is seeking non petroleum based alternative fuels, along with...
Analytical design of tonnage plant for the separation of high purity Nitrogen, Oxygen and Argon from atmospheric air
Thesis - 4 pages - Physics
Air is a mixture of various gases like as nitrogen, oxygen, argon, hydrogen, helium, neon, krypton, etc. These gases can be separated at cryogenics temperature by liquefying the components at different temperature & pressure. This paper presents the latest technology in bulk production of high...
Power quality issues and mitigation of voltage dips using power conditioning equipment
Thesis - 8 pages - Physics
Most of the industrial loads are mainly controlled by power semiconductor devices. These devices make such loads more sensitive against power system disturbances. Thus, the power quality problems have gained more interest recently. This paper presents a review of some of the disturbances on the...
An overview of esoteric pollution EMI-EMC
Thesis - 5 pages - Physics
Water , air and Sound pollution is well within the human perception but esoteric pollution of frequency spectrum called Electro Magnetic Interference (EMI) has to address in today's world of computerization where the emphasize is on high band width / high speed along with miniaturization of...
Improving the power factor of a circuit
Presentation - 51 pages - Physics
The power factor of a circuit implies that how efficiently power is being consumed or utilized in the circuit. The greater the power factor of a circuit, greater is the ability of the circuit to utilize apparent power. Thus if the power factor is 0.5, it means that 50% of the power is being...
Product design and development of a 10kW Horizontal Axis Wind Turbine Blade
Thesis - 8 pages - Physics
Wind power generation techniques are being promoted all over the world as a beneficial alternative among other renewable sources (Li, Chen 71). A wind turbine is defined as a rotating machine that is used to generate power by means of converting kinetic energy to mechanical energy. Kinetic energy...
Clustering of self organizing map
Dissertation - 31 pages - Physics
This project is based on the research work on the clustering of Self Organizing Map. SOM is an excellent tool, which is utilized to visualize the properties of data. The number of SOM units is larger than it is clustered in similar group. Use the SOM for clustering data without knowing the class...
Analysis and fabrication of the model of a crane with pneumatic lift
Tutorials/exercises - 71 pages - Physics
Within this dissertation, the manufacturing and fabrication of a prototype of a crane with a pneumatic lift is explained with the help of detailed diagrams. The project is held to covert each and every drop of theoretical knowledge into a crude conceptual and practical work. This introductory...
A presentation on the hydrodynamic modeling of circulating fluidized bed
Presentation - 42 pages - Physics
Fluidization is an operation through which fine granular solids are transformed into a fluid like state through contact with a gas or liquid. An increase in the gas velocity through a granular solid brings about changes in the mode of gas solid contact in many ways. Among the several flow regimes...
Phthalic anhydride
Thesis - 30 pages - Physics
Phthalic Anhydride is an important aromatic di-carboxylic acid anhydride. It is an ortho-derivative of phthalic acid. The raw materials are air and o-xylene. The o-xylene feed, which may be considered pure and at 0.75 atm, is pumped to 3 atm and then vaporized in a fired heater. Air, which may be...
Hydrodynamic modeling of circulating fluidized bed
Tutorials/exercises - 89 pages - Physics
Fluidization is an operation through which fine granular solids are transformed into a fluid like state through contact with a gas or liquid. Under the fluidized state the gravitational pull on granular solid particles is offset by the fluid drag on them, thus the particles remain in a semi...
Evaluation and application of vat dye on cotton fabrics using hydros with glucose or sucrose as a reducing agent
Thesis - 13 pages - Physics
Although the synthetic fibers have dominated the textile market, consumer has still preference towards cotton. Today cotton can be manufactured but the natural merits obtained in cotton cultivated in different areas of the country cannot be underestimated. A number of research studies are...
Dyeing with sulfur dyes
Thesis - 10 pages - Physics
Sulfur dyes are mainly used for dyeing cellulosic fibers for corduroy articles, work wears and men's outer wear (woven and knitted goods) and lcisurewcar. Polyester/cotton blend fabric is another important area of application of sulfur dyes. Silk, paper and leather are also dyed to a limited...
Mathematical modeling for axial voidage distribution in CFB
Tutorials/exercises - 6 pages - Physics
Kwauk proposed that the characteristic fine particle distribution in fast fluidization could not be accounted for by the one-dimensional analysis on accelerative motion of particulate fluidization, and presented a physical model for a gas-solid fast fluidization system. The average solid...
Prediction of annual down flow layer thickness in circulating fluidized beds
Thesis - 5 pages - Physics
he solids distribution in circulating fluidized beds (CFB) has been extensively studied because of its importance in design of CFB boilers and reactors. In circulating fluidized bed, normally, the upper region consists of a dilute core surrounded by a relatively dense annulus, with solids down...
Axial hydrodynamics
Thesis - 7 pages - Physics
Many studies have appeared in the literature dealing axial solids distribution along CFB risers (e.g. Yerushalmi et al, 1976: Kwauk et al, 1986: Arena et al 1991, Bai et al 1992). It is most often represented as either a plot of the radially averaged solids suspension density or voidage versus...
The process of reactive distillation
Tutorials/exercises - 35 pages - Physics
Reactive distillation is the combination of separation and reaction ina single vessel. Today Reactive Distillation is discussed as a part of the broader area of reaction and separation, which comprises of many combination of chemical reaction with separation methods including distillation,...
Concentration/evaporation of the juices - publié le 17/05/2009
Thesis - 10 pages - Physics
The fruit juice processing industry is one of the world's major agro-based businesses. Orange juice dominates in juice trade worldwide. Juice is a liquid that is naturally contained in vegetable or fruit tissue. Juice may be supplied in concentrate form. Generally, concentrates have a noticeably...
Co-generation (18 slides)
Presentation - 5 pages - Physics
In this presentation you will learn a bit about Co-generation. It is the concept of producing two forms of energy from one fuel. Co-generation (also combined heat and power or CHP) is the use of a heat engine or a power station to simultaneously generate both electricity and useful heat. It is a...
Determination of outer sphere and total Chloride content, and formula of unknown Co complex by ion exchange chromatography and Fajan's method
Tutorials/exercises - 5 pages - Physics
The objective of this lab is to determine the formula of an unknown Co (III) complex through determination of outer sphere chloride content and hence total chloride content in the complex. Co (III) tends to form numerous coordination complexes, of which the most common ones are those with ammine...
The UV-vis spectra of conjugated dyes are interpreted using the multielectron particle-in-a-box model
Tutorials/exercises - 8 pages - Physics
The purpose of this lab is to observe how a real system may be approximated using the simple quantum mechanical model of a one-dimensional particle-in-a-box. Due to the arrangement of the electrons in the conjugated dyes, some electrons are free to move along the molecule's carbon-carbon...
Synthesis and analysis of ammonium vanadates and determination of water and vanadium content in ammonium decavanadate using manganometry
Tutorials/exercises - 8 pages - Physics
The objective of this experiment is to synthesize ammonium decavanadate (NH4)6V10O28.6H2O and ammonium trivanadate NH4V3O8 and subsequently determine the water and vanadium content in ammonium decavanadate. Vanadium in the +5 oxidation state forms numerous species in aqueous solution and a tight...
Determination of Avogadro's number by spreading a monolayer of stearic acid on a known surface area
Thesis - 5 pages - Physics
Avogadro's law states that equal volumes of gases, at the same temperature and pressure, contain the same number of molecules. Avogadro's constant(?)is the number of molecules in one mole of any substance, and it is known to be 6.02 x 1023. This laboratory exercise attempts to experimentally...
Determining enthalpies of reaction by calorimetry
Tutorials/exercises - 9 pages - Physics
The purpose of this lab is to determine the specific heat of the calorimeter, the enthalpy changes of 4 different reactions, namely Heat of Solution of NaOH(s), Heat of Solution of KNO3(s), the Heat of Neutralization of HCl(aq) and NaOH(aq), and the Heat of Reaction of NaOH(s) and HCl(aq), and...
