
In the year 1974 B.C.C.L introduced a payroll system which used the computer concept.Subsequently the computerization was introduced for ledger,relative reports etc.In the year 1982 first computer was installed at Kalyan Bhawan from Calcutta for data processing.Till now the Headquarters of B.C.C.L has been centralized through networking.Each area of B.C.C.L  has its own EDP department of data processing. COALNET…

Bharat Coking Coal Limited is a subsidiary of Coal India Limited,Government of India Enterprise,mainly situated in the state of Jharkhand & partly in West Bengal.It is the largest coal company operating in the Jharia coalfields & is the prime source of coking coal in the country. The management of the coking coal mines in Jharia…

The bulging coal imports,which may cross 150 million tons(mt) in 2012-2013,warrant increased competition in exploration and production of the dry fuel in India and the government is trying to gain consensus on allowing commercial mining of coal in the country,coal minister sriprakash Jaiswal has said. “Ideally,the coal sector should have been opened for commercial mining…

The world’s richest woman Australian mining tycoon Gina Rinehart,urged those”jealous” of the wealthy to “spend less time drinking”in a piece blasted as “insulting”by Canberra on Thursday.Mrs Rinehart,whose family iron ore prospecting fortune of A$29.2 billion(S$37.9 billion) also make her Australia’s wealthiest person,hit out at those envious of the rich.”There is no monopoly on becoming a…

In practice two types of impulse voltages can occur (i) full wave and (ii) chopped impulse wave.If the lightning surge travels along the transmission line,it results in full wave impulse voltage reaching to transformer.Whereas if the surge voltage causes a flash over just before reaching to transformer it results in chopped impulse wave. The full…

India is poised to become a multi-billion dollar manufacturing hub for photo voltaic value chain but the main challenge before the industries would be to reduce costs associated with PV manufacturing and installations,a top solar industry official said here. “Currently,India is manufacturing solar modules/cells and they are primarily being marketed to US Europe.But this equation is likely…

Mr Sushilkumar Shinde,Union Minister of power met Mr Martin Ferguson,Australian Minister for energy,resources and tourism in Canberra.During the course of meeting they discussed about the strategic long time co-operation in energy sector. Mr shinde highlighted India’s commitment towards climate change issues in term of National Solar Mission under which 20,000 MW of capacity through solar…

CAD has the following advantage over traditional method of design- (i)Â Computer aided design (CAD) is faster and more accurate results than conventional methods. (ii)Â Developing the design of component and associated drafting is a very easy task with CAD. (iii)Â Manipulation of various dimensions,attributes and distance of drawing elements,is very easy.This make CAD the most useful designing…

A portable room cooler is an electrical appliance used for cooling and ventilating a room of medium size.It is more effective than ordinary electric fans because it performs the added function of blowing out air which circulates through filter pads that contain water.This further cools the air which is then blown outwards. The working action…

Calculator Description A calculator is an electronic device used for performing mathematical calculations.A simple calculator works by depressing keys on a keyboard,whereby it is told to add,subtract,multiply,divide and clear the display.Complex calculators can perform many scientific calculations.It may be mechanical,electromechanical or electronic. The early forms of a calculator were the ‘abacus’ and then the ‘slide…