Cement is a mixture of calcareous, siliceous, and argillaceous substances that is used as a binding agent in construction. It is produced through a process involving mixing raw materials, burning in a rotary kiln, and grinding the clinker produced. The manufacturing process can be either dry or wet. Key tests are conducted on cement to check properties like strength, color, presence of lumps, and solubility in water. There are various types of cement suited for different applications.
Cement is topic;like and give credit for my free work
cement
cement and its types
Manufacturing of cement
uses of cement
wet process
dry process
portland cement
raw materials used in cement
field tests for cement
Cement is topic;like and give credit for my free work
cement
cement and its types
Manufacturing of cement
uses of cement
wet process
dry process
portland cement
raw materials used in cement
field tests for cement
Cement is a building material for binding bricks, stones or aggregates.
Used for making mortar or concrete.
Cements natural and artificial.
Natural cement-burning and crushing of stones and lime.
Artificial cement-burning at high temperature and gypsum is added.
Admixtures are added in concrete to improve the quality of concrete.
Fly ash (FA), silica fume (SF), ground granulated blast furnace slag (GGBS), Metakaolin (MK), and rice husk ash (RHA)
Possess certain characteristics through which they influence the properties of concrete differently.
Effect of mineral admixtures on the properties of fresh concrete is very important as these properties may affect the durability and mechanical properties of concrete.
CEMENT , TYPES OF CEMENTS , PORTLAND CEMENT
TYPES OF PORTLAND CEMENT, GENERAL FEATURES OF THE MAIN TYPES OF PORTLAND CEMENT, ORDINARY PORTLAND CEMENT (OPC), RAPID HARDENING PORTLAND CEMENT, SPECIAL TYPES OF RAPID HARDENING PORTLAND CEMENT, MANUFACTURE OF PORTLAND CEMENT, Raw Materials, Crushing & Grinding of Raw Materials,Type of cement processes, Wet Process, Dry process, Burning Process, Grinding, storage, packing, dispatch,CEMENT CHEMISTRY,Chemical Compositions,Bogue’s Equations, Fineness of cement
Cement is a building material for binding bricks, stones or aggregates.
Used for making mortar or concrete.
Cements natural and artificial.
Natural cement-burning and crushing of stones and lime.
Artificial cement-burning at high temperature and gypsum is added.
Admixtures are added in concrete to improve the quality of concrete.
Fly ash (FA), silica fume (SF), ground granulated blast furnace slag (GGBS), Metakaolin (MK), and rice husk ash (RHA)
Possess certain characteristics through which they influence the properties of concrete differently.
Effect of mineral admixtures on the properties of fresh concrete is very important as these properties may affect the durability and mechanical properties of concrete.
CEMENT , TYPES OF CEMENTS , PORTLAND CEMENT
TYPES OF PORTLAND CEMENT, GENERAL FEATURES OF THE MAIN TYPES OF PORTLAND CEMENT, ORDINARY PORTLAND CEMENT (OPC), RAPID HARDENING PORTLAND CEMENT, SPECIAL TYPES OF RAPID HARDENING PORTLAND CEMENT, MANUFACTURE OF PORTLAND CEMENT, Raw Materials, Crushing & Grinding of Raw Materials,Type of cement processes, Wet Process, Dry process, Burning Process, Grinding, storage, packing, dispatch,CEMENT CHEMISTRY,Chemical Compositions,Bogue’s Equations, Fineness of cement
PPT on Best monument of the world and you will find the description of 7 wonders of the world and You will also find the India's best monument with little description.
#7 Shocking facts about indian monument
this ppt is designed by prateek soni #architecture_student
Plumbing career training courses brochureplumcaree
Plumbing Career provide mature career changers with the opportunity to train as a plumber. This brochure provides information and advice on how their plumbing courses can help you get into the plumbing industry.
Hi-Tech Transducers & Devices is a premier manufacturer of high quality Thermocouple for Cement - http://www.hitechtransducers.com/thermocouple-cement.html
Report on Cement manufacturing process Rohan Sharma
The report is based on the internship taken at DCM Shriram cement ,kota. It contains detailed description about all the processes involved in the manufacturing of cement.
The presentation contains detailed description about the manufacturing process of cement particularly of wet cement. The presentation is based on the internship taken by me at DCM Shriram cement, kota facility.
Manufaturing Process Of Cement
Contents-
What is CEMENT ?
Introduction
Diff. B/w Cement and Portland Cement
Components Of Portland Cement
History of PORTLAND CEMENT.
Manufacturing of PORTLAND CEMENT.
Components
Processes
Dry Process
Wet Process
Popular as Building material.
Material with adhesive and cohesive properties.
To bind the fine and corse aggregate together.
Common variety of cement is known as the Portland cement.
India is the fifth largest producer of cement in the world.
Rajasthan is the second largest producer of cement in india after Andra Pradesh.
Hybrid optimization of pumped hydro system and solar- Engr. Abdul-Azeez.pdffxintegritypublishin
Advancements in technology unveil a myriad of electrical and electronic breakthroughs geared towards efficiently harnessing limited resources to meet human energy demands. The optimization of hybrid solar PV panels and pumped hydro energy supply systems plays a pivotal role in utilizing natural resources effectively. This initiative not only benefits humanity but also fosters environmental sustainability. The study investigated the design optimization of these hybrid systems, focusing on understanding solar radiation patterns, identifying geographical influences on solar radiation, formulating a mathematical model for system optimization, and determining the optimal configuration of PV panels and pumped hydro storage. Through a comparative analysis approach and eight weeks of data collection, the study addressed key research questions related to solar radiation patterns and optimal system design. The findings highlighted regions with heightened solar radiation levels, showcasing substantial potential for power generation and emphasizing the system's efficiency. Optimizing system design significantly boosted power generation, promoted renewable energy utilization, and enhanced energy storage capacity. The study underscored the benefits of optimizing hybrid solar PV panels and pumped hydro energy supply systems for sustainable energy usage. Optimizing the design of solar PV panels and pumped hydro energy supply systems as examined across diverse climatic conditions in a developing country, not only enhances power generation but also improves the integration of renewable energy sources and boosts energy storage capacities, particularly beneficial for less economically prosperous regions. Additionally, the study provides valuable insights for advancing energy research in economically viable areas. Recommendations included conducting site-specific assessments, utilizing advanced modeling tools, implementing regular maintenance protocols, and enhancing communication among system components.
About
Indigenized remote control interface card suitable for MAFI system CCR equipment. Compatible for IDM8000 CCR. Backplane mounted serial and TCP/Ethernet communication module for CCR remote access. IDM 8000 CCR remote control on serial and TCP protocol.
• Remote control: Parallel or serial interface.
• Compatible with MAFI CCR system.
• Compatible with IDM8000 CCR.
• Compatible with Backplane mount serial communication.
• Compatible with commercial and Defence aviation CCR system.
• Remote control system for accessing CCR and allied system over serial or TCP.
• Indigenized local Support/presence in India.
• Easy in configuration using DIP switches.
Technical Specifications
Indigenized remote control interface card suitable for MAFI system CCR equipment. Compatible for IDM8000 CCR. Backplane mounted serial and TCP/Ethernet communication module for CCR remote access. IDM 8000 CCR remote control on serial and TCP protocol.
Key Features
Indigenized remote control interface card suitable for MAFI system CCR equipment. Compatible for IDM8000 CCR. Backplane mounted serial and TCP/Ethernet communication module for CCR remote access. IDM 8000 CCR remote control on serial and TCP protocol.
• Remote control: Parallel or serial interface
• Compatible with MAFI CCR system
• Copatiable with IDM8000 CCR
• Compatible with Backplane mount serial communication.
• Compatible with commercial and Defence aviation CCR system.
• Remote control system for accessing CCR and allied system over serial or TCP.
• Indigenized local Support/presence in India.
Application
• Remote control: Parallel or serial interface.
• Compatible with MAFI CCR system.
• Compatible with IDM8000 CCR.
• Compatible with Backplane mount serial communication.
• Compatible with commercial and Defence aviation CCR system.
• Remote control system for accessing CCR and allied system over serial or TCP.
• Indigenized local Support/presence in India.
• Easy in configuration using DIP switches.
Immunizing Image Classifiers Against Localized Adversary Attacksgerogepatton
This paper addresses the vulnerability of deep learning models, particularly convolutional neural networks
(CNN)s, to adversarial attacks and presents a proactive training technique designed to counter them. We
introduce a novel volumization algorithm, which transforms 2D images into 3D volumetric representations.
When combined with 3D convolution and deep curriculum learning optimization (CLO), itsignificantly improves
the immunity of models against localized universal attacks by up to 40%. We evaluate our proposed approach
using contemporary CNN architectures and the modified Canadian Institute for Advanced Research (CIFAR-10
and CIFAR-100) and ImageNet Large Scale Visual Recognition Challenge (ILSVRC12) datasets, showcasing
accuracy improvements over previous techniques. The results indicate that the combination of the volumetric
input and curriculum learning holds significant promise for mitigating adversarial attacks without necessitating
adversary training.
Overview of the fundamental roles in Hydropower generation and the components involved in wider Electrical Engineering.
This paper presents the design and construction of hydroelectric dams from the hydrologist’s survey of the valley before construction, all aspects and involved disciplines, fluid dynamics, structural engineering, generation and mains frequency regulation to the very transmission of power through the network in the United Kingdom.
Author: Robbie Edward Sayers
Collaborators and co editors: Charlie Sims and Connor Healey.
(C) 2024 Robbie E. Sayers
Industrial Training at Shahjalal Fertilizer Company Limited (SFCL)MdTanvirMahtab2
This presentation is about the working procedure of Shahjalal Fertilizer Company Limited (SFCL). A Govt. owned Company of Bangladesh Chemical Industries Corporation under Ministry of Industries.
Saudi Arabia stands as a titan in the global energy landscape, renowned for its abundant oil and gas resources. It's the largest exporter of petroleum and holds some of the world's most significant reserves. Let's delve into the top 10 oil and gas projects shaping Saudi Arabia's energy future in 2024.
Water scarcity is the lack of fresh water resources to meet the standard water demand. There are two type of water scarcity. One is physical. The other is economic water scarcity.
CFD Simulation of By-pass Flow in a HRSG module by R&R Consult.pptxR&R Consult
CFD analysis is incredibly effective at solving mysteries and improving the performance of complex systems!
Here's a great example: At a large natural gas-fired power plant, where they use waste heat to generate steam and energy, they were puzzled that their boiler wasn't producing as much steam as expected.
R&R and Tetra Engineering Group Inc. were asked to solve the issue with reduced steam production.
An inspection had shown that a significant amount of hot flue gas was bypassing the boiler tubes, where the heat was supposed to be transferred.
R&R Consult conducted a CFD analysis, which revealed that 6.3% of the flue gas was bypassing the boiler tubes without transferring heat. The analysis also showed that the flue gas was instead being directed along the sides of the boiler and between the modules that were supposed to capture the heat. This was the cause of the reduced performance.
Based on our results, Tetra Engineering installed covering plates to reduce the bypass flow. This improved the boiler's performance and increased electricity production.
It is always satisfying when we can help solve complex challenges like this. Do your systems also need a check-up or optimization? Give us a call!
Work done in cooperation with James Malloy and David Moelling from Tetra Engineering.
More examples of our work https://www.r-r-consult.dk/en/cases-en/
2. Topics To Be Covered
ConclusionGrades of
Cement
Tests for
Cement
Ball Mills &
Tube Mills
Site for Cement
Factory
Manufacture &
CharacteristicIntroduction
3. Introduction
• Mixture of calcareous, siliceous, argillaceous and other substances
• It helps in fill voids between fine & course aggregate.
• It have adhesive and cohesive properties.
• It is popular as building material
• It binds fine & course aggregate together.
4. Characteristics Of Cement
• Color should be grey with greenish shade
• It feels smooth when touched
• It feel cool and warm when hand inserted in bag of
Cement.
• It should free from hard lumps
• When immersed in water, it sinks should not float.
• Color should be grey with greenish
shade
• It feels smooth when touched
• Paste of cement feel sticky
• It should free from hard lumps
• When immersed in water, it sinks
should not float.
5. Properties Of Cement
Physical Properties Mechanical properties Chemical Properties
• Strength to masonry Compressive strength :- • Loss of Ignition < 4%
• Excellent binding
material
• At end of 3 days should
not be less than 11.5
N/mm
• Sulphur content <
2.75%
• Easily workable • At end of 7 days should
not be less than 11.5
N/mm
• Weight of Insoluble
residue < 1.50 %
• Offers good resistance Tensile strength :-
• Possesses a good
plasticity
• At end of 3 days should
not be less than 11.5
N/mm
• Weight of magnesia <
1.50%
• Stiffens or hardens early • At end of 7 days should
not be less than 11.5
N/mm
6. Site For Cement Factory
• Climatic Condition
• Labour
• Market
• Power
• Raw Material
• Transport facilities
• Climatic Condition
• Labour
• Market
• Power
• Raw Material
• Transport facilities
9. • DRY PROCESS
• Raw material reduced to size 25 mm in crusher
• Dry air passed over dried material
• Then dried material put in ball or tube mill and become fine powder.
Note :- All operations done separately for each raw material
• Now they stored in hopper .
• Mixed in correct proportions and made ready for rotary kiln
• We get ground powder is know as raw mix.
11. BURNING
• Raw mix Feed into a preheating tower where it is heated.
• As raw meal moves downwards by gravity, and hot gases resulting from the
fuel combustion.
• The rotary kiln move upwards
• Kiln feed is heated from approximately 80°C up to 850°C,
• During this process, the emitted gases - which include CO2 - are cooled down
from 1,050°C to 350°C
• Afterwards to dry out the wet raw materials during the grinding process.
12. GRINDING
• The cooling stage, gypsum is
added to the clinker and
• The mix is then finely ground
to a form of grey powder
called "cement" in a finishing
mill.
• Which is similar to a raw
material mill but relatively
larger in size.
15. Colour – It should be uniform that is grey with greenish
shade. It is indication of excess of lime or clay.
Physical properties – It should feel smooth, and it
should sink not float when throw in bucket of water. Thin
paste of cement fell sticky.
Presence of Lumps – Cement should be free from
hard lumps. Lumps formed due to absorption of moisture.
Strength – Cement is used in different quantity with
different size of blocks or bricks. Thick paste of cement
with water is made for the thick glass and kept for 24
hours.