Essay Examples on Energy

Biofuels which are the renewable energy sources

Due to the depletion of fossil fuel and energy crises, there was a need to produce alternative energy source which would be beneficial and cost-effective, for that purpose biotechnologist pay attention on the production of Biofuels which are the renewable energy sources. Biofuels are products that can be processed into liquid form fuels for either transport or ignition purposes. Bioethanol is produced from agricultural products including starchy and cereal crops like sugarcane, corn, beets, wheat, and sorghum. Biodiesel is made from oil or tree seeds, like rapeseed, sunflower, soya, palm coconut or jatropha Online 2010. Worldwide fuel consumption has increased 17 fold in the last few century and emissions of CO2 Sox and NOx from fossil fuel, ignition are primary causes of atmospheric pollution. Non-renewable energy sources i.e fossil fuels represent the most utilized forms of energy today and is predicted to estimate that at the present rate of production fossil fuels would be exhausted in the next century. Hence there is a need to develop and implement reasonable technologies to produce alternative renewable energy and feedstock.

1 pages | 352 words

Energy Savings Temperature

How to Set Your Thermostat for Maximum Comfort and Savings During Sacramento's sweltering Summers, a top priority is keeping cool and comfortable in our homes. Of course, no one wants their HVAC system to work harder than it has to in order to accomplish this. In this short essay, I will give you 4 suggestions to utilize your thermostat to find the perfect balance of comfort and energy savings. Choose the Right Thermostat. You will most likely find several types of thermostats when you go out comparison shopping. It is common to find 5 days, 2 day and 7-day models. I advise the 7-day model since it will give you the most flexibility in scheduling. You can actually program a different temperature for each day of the week if you wanted to Program the Thermostat for Home and Away. After you have chosen and installed your thermostat you can program your weekly schedule.

1 pages | 300 words

Voltage sags caused due to unknown faults at grid are the key power quality

Abstract. Voltage sags caused due to unknown faults at the grid are the key power quality issues faced by industrial consumers. These sags often cause disruption in manufacturing processes and result in substantial economic losses. In order to deal with such problems a voltage sag compensator VSC consist of a voltage source inverter coupled through a series transformer with grid line is often installed since it is among the cheapest solutions against the sags to save the critical loads from damaging. However, a problem of inrush transient current occurs as the series transformer gets energized to compensate for the load voltage. This not only affects the critical loads but also triggers the circuit breakers installed to avoid overcurrent of the compensator. This paper proposes a series of voltage sag compensator based on a current-controlled voltage source inverter CRVSI with the reduced magnitude of transformer inrush current. The proposed VSC is based on a current control technique applied in a stationary frame of reference for the desired operation.

1 pages | 334 words

EAP Reducing the Energy Overheads of Persistent Memory

EAP Reducing the Energy Overheads of Persistent Memory. This paper is about the reducing of energy overhead from next-generation byte-addressable nonvolatile memory technologies like PCM. Phase change memory which is attractive for end-user devices as they give more memory as well as fast storage. In many cases, NVM's boundaries of slow writes and high write energy are based on ACID updates. The increases in NVM access and more importantly results in additional CPU instructions. This paper proposes Energy-Aware Persistence EAP to analyzes the energy overhead of persistence memory and identifies that durability costs are the most significant contributor to energy usage. Further, it gives Energy-aware persistence to reduce logging energy usage with efficient durability and novel relaxed durability. ACI RD in critical condition. Without consuming extra power the PCM has 100 times low access latency as compared to flash and SSD devices and has four to eight times more density then DRAM. PCM promised outcomes to include Large memory capacity. Lower energy usage as compared to DRAM. Having fastest persistent data storage and access then flash or SSD. To gain high memory capacity and fastest data persistent storage using NVM for memory-based persistent storage the required system to provide the application with ACID guarantee which is based on two things.

2 pages | 424 words