There are many types of couplings that fall under the rigid couplings category. Dampen the torsional vibration and torque shocks associated with the motor. Aqueous and anhydrous synthesis of ferrocenecapped thiophene. The coupling shown in the diagram on the right above is suitable for use in cases subject to great radial loads. Flanged coupling flanged couplings are the standard forms of couplings, widely used. The current electricity generation system we have a tendency to waste over half its resources. You can even use revision history to see old versions of the same presentation, sorted by date and who made the change. The other type of coupling is homocoupling, in this reaction two similar. Ppt nmr powerpoint presentation free to download id. Why to use a fluid coupling as a result of the mechanical separation of the drive and driven sides due to the presence of the hydrodynamic couplings transmission become wear free. In this coupling two flanges are keyed at the end of each shaft by means of sunk keys. Coupling diagram editable database diagram template on creately.
You can help protect yourself from scammers by verifying that the contact is a microsoft agent or microsoft employee and that the phone number is an official microsoft global customer service number. View sonogashira ppts online, safely and virus free. Usman mustafa group leader zeeshan anjum zeeshan rauf imran khalid sadam hussain kaleem ullah mughal zohaib arshad 5th semester session 2017 2the islamia university of bahawalpur department of physics. Couplings nizwa college of technology couplings coupling is a device used to connect two shafts together at their ends for the purpose of transmitting power motor coupling pump uses of coupling to provide connection of shafts of units made separately to allow misalignment of the shafts or to introduce mechanical flexibility. Discovering and getting the most related and suitable powerpoint templates are as simple as few clicks. Wireless electricity or witricity is nothing but the transfer of electrical energy or power over a distance without the utilization of wires. Ppt coupling design powerpoint presentation, free download id. Tech support scams are an industrywide issue where scammers trick you into paying for unnecessary technical support services. A coupling is a device used to connect two shafts together at their ends for the purpose of transmitting power.
A fluid coupling or hydraulic coupling is a hydrodynamic device used to transmit rotating mechanical power 3. All these mechanical engineering templates for powerpoint are free. Ppt on coupling,clutches,brakes free download as powerpoint presentation. Sleeve or muff coupling a sleeve coupling is a basic type of coupling. Coupling constant j spinspin coupling causes the spectral lines to split and the distance between two adjacent subpeaks in split signal is given by coupling constant j expressed in hertz hz. Ppt coupling ppt powerpoint presentation free to download id. Jan 19, 2016 a fluid coupling or hydraulic coupling is a hydrodynamic device used to transmit rotating mechanical power 3. Free download a complete introduction to modern nmr. Ppt couplings powerpoint presentation, free download id. Apr 24, 2015 ppt on coupling,clutches,brakes free download as powerpoint presentation. Spin spin coupling and coupling constant linkedin slideshare. Ppt oxidative coupling powerpoint presentation free to. Powerpoint slide on design shaft couplings compiled by lekkala venkatesh. Remove this presentation flag as inappropriate i dont like this i like this remember as a favorite.
Size check select a gear coupling to connect a 500 hp, 1170 rpm electric motor to a drive high speed shaft of a maneuvering winch. Now a days nuclear magnetic resonance nmr spectroscopy is widely used in worldwide for structure elucidation of compoundsmolecules and this book is very useful to understand the basics of modern nuclear magnetic resonance nmr spectroscopy. In a protected type flange coupling, as shown in fig. Disadvantages lower peak torque and torsional stiffness than standard oldham coupling slightly non homokinetic transmission that is, the driven and driving shafts dont move at exactly the same speed throughout one rotation when angular misalignment is significant axial reactive loads exerted on support bearings when torque approaches maximum accommodates only a small axial.
Displaying powerpoint presentation on 3 put the dial indicator on coupling rim and available to view or download. Using cohesion and coupling for software remodularization. General dimensions a adapteradapter x female thread ref. Ppt sonogashira coupling and application in lc synthesis. Disadvantages lower peak torque and torsional stiffness than standard oldham coupling slightly non homokinetic transmission that is, the driven and driving shafts dont move at exactly the same speed throughout one rotation when angular misalignment is significant axial reactive loads exerted on support bearings when torque approaches maximum accommodates only a. Ppt coupling ppt powerpoint presentation free to download. Coupling couplings are used to connect sections of shafts or connect the. Download 3 put the dial indicator on coupling rim and ppt for free. A free powerpoint ppt presentation displayed as a flash slide show on id. Shafts are usually available up to 7 meters length due to inconvenience in transport. The primary purpose of couplings is to join two pieces of rotating equipment while permitting some degree of misalignment or end movement or both. A coupling is a device used to connect two shafts together for the purpose of transmitting power. Design shaft couplings powerpoint slides learnpick.
Hermann fottinger, who was the chief designer at the ag vulcan works in stettin. In order to have a greater length, it becomes necessary to join two or more pieces of the shaft by means of a coupling 3. The adobe flash plugin is needed to view this content. Pt couplings api coupler has a simplified style for an ergonomic feel and an easytocarry assembly to make it. W elcome to free powerpoint templates design, one of the most usefull powerpoint templates resource website. Source to fiber power launching optical output of a luminescent source is usually measured by its radiance b at a given diode current. With pressures high or low, transfer rates slow or fast and with materials as simple as air and water, or as complex as hazardous chemicals, every industry hose application needs his own hose.
Programming logic ip2you can edit this template and create your own diagram. The alignment training is suitable for technicians undertaking machine alignment, coupling alignment, motor alignmnet, pump alignment, etc. It is the optical power radiated into a unit solid angle per unit. The single flexing coupling is for use in the case where shafts are supported by three bearings.
Coupling reactions can be divided into two main classes, cross couplings in which two different molecules react to form one new molecule. Free download multi thread demo java program with source code. In a flanged coupling flanges are fitted or provided at the ends of the shafts the flanges are fastened together by means of a number of bolts and nuts. To connect the servomotor used in nc machine tools with the ball screw, an exceptional usage of the coupling as shown in the. Creately diagrams can be exported and added to word, ppt powerpoint, excel, visio or any other document. Ppt alignment powerpoint presentation free to download. This free mechanical engineering powerpoint template is part of our free engineering powerpoint templates. Flexible and soft start couplings typical applications renold clutches and couplings. A complete introduction to nmr spectroscopy is written by roger s. Ppt sonogashira coupling and application in lc synthesis powerpoint presentation free to download id. A coupling is a device used to connect two shafts together for the purpose of.
Classifications of coupling a rigid coupling b flexible coupling analysis of bolts. They are asleeve or muff coupling bclamp or splitmuff or compression coupling, and c flange coupling 7. So modules are unrelated with each other and have no interconnections. The distances between vicinal protons vary between approximately 2. It is used to connect two shafts which are perfectly aligned. Design of shafts couplings ppt linkedin slideshare. The distance between two peaks for the resonance of one nucleus split by another is a measure of how strongly the nuclear spins influence each. Two types of couplings rigid flexible also known as compensating. Then the modified component is completely dependent on the modifying one. Feb 17, 2018 coupling constant j spinspin coupling causes the spectral lines to split and the distance between two adjacent subpeaks in split signal is given by coupling constant j expressed in hertz hz.
Scribd is the worlds largest social reading and publishing site. Applications of nmr to biological systems a 1d nmr and chemical shifts. Palladium catalyzed cn bond formation jenny mccahill ppt download. Coupling diagram editable database diagram template on. Shaft alignment training course ppt presentation and machine.
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