machines de construction ppt

Machinery Safety Training By OSHA | PPT

This document provides information on machine guarding for warehouse and maintenance workers. It discusses the problem of injuries and deaths caused by machinery each year. Common machinery associated with amputations are listed. Reaching into machinery, not using lockout/tagout procedures, unauthorized use, missing or loose …

210+ machine PPT Templates

machine PPT Templates Download over 6,300+ complete free templates in high resolution. Quick and Easy to Customize. Unique slides with a clean and professional look.

CONSTRUCTION OF DC MACHINE UNIT-III BY S RATNA …

CONSTRUCTION OF DC MACHINE UNIT-III. BY S RATNA KUMAR. LAP WINDING. LAP WINDING AND WAVE WINDING. WINDING PROGRESSES,WINDING RETROGRESSES. EQUALIZER RINGS. USES OF LAP WINDING. WAVE WINDING.

LECTURE 24 INDUCTION MACHINES (1)

LECTURE 24 INDUCTION MACHINES (1) Acknowledgment-These handouts and lecture notes given in class are based on material from Prof. Peter Sauer's ECE 330 lecture notes. Some slides are taken from Ali Bazi's presentations. Disclaimer- These handouts only provide highlights and should not be used to replace the course textbook.

540+ construction equipment PPT Templates

construction equipment PPT Templates Download over 6,300+ complete free templates in high resolution. Ready-Made Slide Variety of templates for each industries.

Heavy construction equipment | PPT

This document provides an overview of various types of construction equipment used in large construction projects. It discusses earth-moving equipment …

Working principle of dc motor | PPT

Working of a DC Motor •A turn of coil along with commutator segments is free to move about the axis shown in fig 1. • Two stationary carbon brushes slides on two commutaotr segments and pas/collect current through coil loop under magnetic field created by stationary poles. 5. • This leads to the flow of current in the coil as shown in ...

Synchronous machines | PPT

Synchronous machines include generators and motors. Synchronous generators are the primary source of electrical energy and convert mechanical power to AC power. They rely on synchronous motors which are used for constant speed industrial drives. Synchronous generators have a rotor with DC excitation and a stator with a 3 …

Best Free Construction PowerPoint PPT …

Professional PowerPoint templates for construction get a lot of the work done for you. If you're looking for quality content at a low price, consider looking at Envato Elements. Get unlimited downloads for a low fee. And …

Machines de construction lourde | Google Slides et PPT

Parlez de la sécurité et des performances des machines de construction lourde avec ce modèle Google Slides et PowerPoint.

CONSTRUCTION EQUIPMENTS | PDF

Lesson 2 - Construcn machines.ppt. NerdyKnight This document discusses various types of construction machinery classified into four main groups: earthmoving equipment, construction vehicles, material handling equipment, and construction equipment. Earthmoving equipment discussed includes excavators, …

Dc machines (Generator & Motor) | PPT

Dc machines (Generator & Motor) Jun 5, 2017 • Download as PPTX, PDF •. 36 likes • 15,340 views. AI-enhanced description. M. Mohammed Waris Senan. The document discusses DC machines and motors. It provides explanations of Maxwell's corkscrew rule and Fleming's left-hand and right-hand rules for determining the direction …

(PPT) CONSTRUCTION EGUIPMENT PPT 1 | Rose Abel

Safety Manual for Construction. Stevanus Rendy. Table of Contents Chapter Subject Page No. 1 Safety and health rules and regulations 5 2 Employee safety and health education 7 3 Supervisory safety performance evaluation 8 4 Fire prevention and protection 9 5 Accident and incident investigation 11 6 Job safety analysis 12 7 Hazard communication ...

Construction Machines and Plants | PPT

The document provides information on various types of construction machinery used for earthworks, lifting, transporting materials, and concrete work. It …

Induction machines | PPT

Induction machines. An induction motor is described with the following specifications: - 480-V, 60 Hz, 50-hp, 3-phase - Drawing 60A at 0.85 PF lagging - Stator copper losses of 2 kW - Rotor copper losses of 700 W To determine the rotor frequency at full load, the slip is calculated using the given power rating, current, and power factor.

Working of synchronous machine, Construction of synchronous machine

Some of the parts of the DC machine is discussed below. Construction of DC Machine Construction of DC Machine Yoke Another name of a yoke is the frame. The main function of the yoke in the machine is to offer mechanical support intended for poles and protects the entire machine from moisture, dust, etc.

Presentation on railway construction and maintenance | PPT …

Presentation on railway construction and maintenance. Railway construction involve reconnaissance survey, final location survey,use of measuring instruments,working within codes and manuals. Although, the geometry of the tracks is three-dimensional by nature, the standards are usually expressed in two separate …

Introduction to Advanced Construction Equipments | PPT

Introduction to Advanced Construction Equipments. Feb 5, 2019 •. 11 likes • 6,729 views. ATUL DONGRE. Study of different categories of construction equipment used conventionally with reference to available types and their types and their capabilities, operations and factors affecting their performance. Earthmoving and other …

CTEP

CTEP - UNIT-V - CONSTRUCTION EQUIPMENTS PPT. 1. CONSTRUCTION EQUIPMENTS BY K.R.SHANKAR M.E., ASSISTANT PROFESSOR DEPARTMENT OF CIVIL ENGINEERING EBET GROUP OF INSTITUTIONS TRIPPUR DISTRICT TAMUL NADU, INDIA – 638108 Email ID – [email protected] …

DC machines PPT.pptx

DC machines PPT.pptx. Dec 29, 2022 • Download as PPTX, PDF •. 0 likes • 324 views. AI-enhanced description. B. BalramGyadari1. This document provides an overview of DC machines, including their construction, principles of operation, and characteristics. It discusses DC machines functioning as generators and motors. Key …

Safety management for construction machines & equipments | PPT …

Safety management for construction machines & equipments. This document discusses safety in construction. It addresses the importance of construction safety, common safety problems, and safety measures that should be implemented. Some key points include: - Construction safety is important from both humanitarian and …

Construction Equipment Maintenance | Download Free PDF …

Construction-Equipment-Maintenance.ppt - Free download as Powerpoint Presentation (.ppt), PDF File (.pdf), Text File (.txt) or view presentation slides online. Construction equipment maintenance involves processes to keep equipment in reliable working order, including routine upkeep and repairs. Essential equipment includes bulldozers, …

1,500+ Construction Machinery Powerpoint Templates

Are you looking for Construction Machinery powerpoint or google slides templates? Pikbest have found 1515 great Construction Machinery Powerpoint templates for free.

Chapter 2 constructional feature of cnc machine | PPT

This document discusses the constructional features of CNC machines. It classifies CNC systems according to the type of machine into point-to-point, straight-cut, and continuous path systems. It also categorizes them based on programming method as absolute or incremental, and by control system type as open-loop or closed-loop.

DC Machine

Construction of DC Machine. The DC machine consists of Yoke, Pole, and Pole shoe, Armature core, Field Winding, Armature Winding, Commutator, Brushes, shaft, and Bearings. Let's explain each part in …

CONSTRUCTION EQUIPMENT

It is a common fact that we find a wide variety of construction machines on every construction sites, which make the construction jobs easy, safe and quicker. Depending …

PPT

DC Machines Construction • The coils are connected in series through the commutator segments. • The ends of each coil are connected to a commutator segment. • The commutator consists of insulated copper segments mounted on an insulated tube. • Two brushes are pressed to the commutator to permit current flow.

Free Construction PowerPoint Templates, Themes & PPT

Free Metropolitan Area PPT Template. Download Free Construction PowerPoint Templates and Themes. You can use these Construction PPT in Your Projects and presentations.

540+ construction equipment PPT Templates

Free PPT Template - Building Blueprint. construction equipment PPT Templates Download over 6,300+ complete free templates in high resolution. Ready-Made Slide Variety of templates for each industries.

Construction equipments | PPT

Construction equipments. 1. construction equipment 1. 2. Introduction In the case of huge construction projects; Proper use of the appropriate equipment contributes to economy, quality, safety, speed and timely completion of a project. Equipment are use for highway projects, irrigation, buildings, power projects etc. 15-30% …

Road construction equipment.pptx 2 | PPT

Road construction equipment.pptx 2. Mar 10, 2013 • Download as PPTX, PDF •. 43 likes • 24,298 views. AI-enhanced description. A. AhmedZL. This document provides an overview of equipment used for road construction, including: hydraulic excavators for digging and material handling; motor graders for creating smooth, flat …

PPT

Principe d 'aiguillage du courant d 'induit Dans les machines à courant continu, le stator crée un champ magnétique fixe et le rotor lui présente un champ magnétique fixe lui aussi mais les conducteurs voient alternativement un courant dans un sens puis dans l'autre les parcourir, à l'aide du collecteur. • Principe • Fém.

Dc machines | PPT

This document provides an overview of DC machines and motors. It discusses: 1) The fundamentals of DC generators and motors, including how voltage is induced in a conductor moving through a magnetic field and how a force is induced on a current-carrying conductor in a magnetic field. 2) The construction of DC machines, …

Simple lifting machine | PPT

Simple lifting machine. This document summarizes several simple machines: wedge, wheel and axle, lever, inclined plane, screw, pulley, crane, and excavator. For each machine, it provides a brief …

THREE-PHASE INDUCTION MOTOR

It can be considered to be the cheapest motor. Three-phase induction motors are the most common and frequently encountered machines in industry It can be considered to be the cheapest motor. It is rugged and requires less maintenance. It is simple in design. It gives reliable operation. Its efficiency is very high. It is easy to control It runs at constant speed …

Free Construction-themed templates for Google Slides & PPT

Download the Urban Construction Company Profile Infographics template for PowerPoint or Google Slides and discover the power of infographics. An infographic resource gives you the ability to showcase your content in a more visual way, which will make it easier for your audience to understand your topic. Slidesgo infographics like... Infographics.

CNC Machines PPT | Play PPT

CNC (Computer Numerical Control) Machines are automated machines, which uses CAD (Computer Aided Design) or CAM (Computer Aided Manufacturing) programs to automatically execute a series of machining operations. The invention of CNC machines has increased the volume of production, quality, productivity, and flexibility. …

PPT

A four pole dc machine has an armature of radius 15 cm and an effective length of 30 cm. The poles cover 75% of the armature periphery. The armature winding consists of 35 coils, each coil having seven turns. The coils are accommodated in 35 slots. The average flux density under each pole is 0.85 T.

Highway Construction | PPT

10. Materials Used In Highway Construction 1.Asphalt Asphalt also known as bitumen is a sticky, black and highly viscous liquid or semi-solid form of petroleum. Asphalt is used in road construction, where it is used as the glue or binder mixed with aggregate particles to create asphalt concrete. It is use to prepare asphalt emulsion, Hot …

Dc machines | PPT

AI-enhanced description. Dr.KARTHIKEYAN J. 1. The document discusses DC machines and their components. It describes how a DC machine contains a stator and rotor. 2. The commutator is described as a mechanical rectifier that converts the alternating voltage generated in the armature winding into direct voltage across the brushes. 3.

Solutions

Des produits

Contactez-nous