Buoyancy

GEOTHERMAL ENERGY 1.1 INTRODUCTION AND DEFINITION Geothermal energy is the utilization of heat present in the deep earth for the purpose of power generation or other direct use application. In general terms, geothermal energy consists of the thermal energy present in the Earth’s crust. Thermal energy in the earth is distributed between the constituent host rock and the natural fluid that is contained in its fractures and pores at temperatures above ambient levels. Globally, the most commonly…

Economies of scale refer to economic efficiencies as an outcome of conducting a process on a mass scale. Scale effects come to picture due to the presence of fixed and variable costs in the production process. In other words, ‘Economies of Scale’ or ‘Increasing Returns to Scale’, is a term used by economists to refer to the situation in which the cost of producing an additional unit of output (i.e., the marginal cost) of a product (i.e. a good or service) declines as the quantum of output (i.e.,…

A great way to explore the rivers, lakes, canals and other waters is through the use of boats. Canoeing and Kayaking are two floating crafts that may take anyone to places in the waters that are even difficult to access by any other means. Canoes and kayaks maybe confusing to some but its easy really easy to distinguish one from the other. Kayaking and canoeing both require a paddle for propulsion and steering. The most noticeable difference is the structure of the boats. Kayaks have a…

Resistance and Contemporariness in Kaine Agary’s Yellow Yellow Introduction African literature has come of age through several sections, from the scripts of prehistoric Egypt through the oral form of transmission, which celebrated human and supernatural achievement rendered in songs by court bards, griots, troubadours, public dances, and masks. Walter.J Ong points out that ‘such as the traditional oral stories, proverbs, prayers, formulaic expressions…alternatively, other oral productions of,…

Accept Your Death Spoiler alert: You are going to die. It may be today or tomorrow, next week or next month, next year or years from now. The timing of death is uncertain, but the probability of death is fixed. Death is inevitable. Accepting that you will die enhances whatever time you have left of this life, especially if you do know that your time is soon expiring. Religion, opinion on past wrongdoings, society’s remembrance, age, support of loved ones and doctors, time remaining, and the…

Chapter 3 Experimental Setup 3.1 Test rig components and description: Fig. 3 illustrates schematic view of the test rig of an IDX-SAHP system. It was designed for a typical UK home administering up to 350 L/day of DHW. The main components are numbered in (Fig.3). The evacuated tube collector installed outdoor on a south facing roof has a surface area of 3.021 m2 with a 52-degree inclination (tilt angle). A 300L, stainless steel, insulated water storage tank has two coils immersed inside, one for…