431–436 www.elsevier.com/locate/energy Hydrogen production by advanced proton exchange membrane (PEM) water electrolysers—Reduced energy consumption by improved electrocatalysis A. MarshallÂ1‚ B. Børresen‚ G. Hagen{‚ M. Tsypkin‚ R. Tunold Department of Materials Technology‚ Group of Electrochemistry‚ NTNU‚ 7491 Trondheim‚ Norway Received 14 October 2005 Abstract Proton exchange membrane (PEM) water electrolysis systems offers several advantages over traditional technologies including greater
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way of getting energy due to its high efficiency‚ clean operation and cost efficient supply of power demanded by the consumers. Proton exchange membrane (PEM) fuel cells technology plays a leading role for many applications when comparing with other competitive types of fuel cells. The world is in high demand for clean alternative fuel source and PEM fuel cells could be that change with a little bit more research. The very first known form of a fuel cell was made in 1839 but it was not a practical
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The Milwaukee Bucks The Milwaukee Bucks are a American NBA Basketball team based in Milwaukee‚ Wisconsin. They play in the Central Division in the Eastern Conference. The team was founded in 1968 winning their first and currently their only championship title in the year 1971. They play in the BMO Harris Bradley Center in downtown Milwaukee. A couple Hall Of Famers from the team are: Kareem Abdul- Jabbar‚ Ray Allen‚ Oscar Robertson‚ Sidney Moncrief and Terry Cummings. They have also won 2 conference
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in turmoil would be John Hughes’ "Uncle Buck" (1989)‚ a comedy which is extremely entertaining to watch but also a film which Hughes uses to state his beliefs on how fragile the family unit can be. At the outset of the movie there is obviously tension and conflict within the Russell family. The parents are called away unexpectedly on a family emergency‚ and they must leave their three children in the custody of Uncle Buck‚ Mr. Russell’s brother. Uncle Buck has been ignored for several years by his
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In The Yearling by Marjorie Kinnan Rawlings‚ the reader learns that Buck has a helpful nature despite his upbringing as a Forrester. After Penny is attacked by the rattlesnake‚ Buck begins to exemplify his helpful demeanor by volunteering to provide the Baxters with help in the time it takes for Penny to recover. He quickly volunteered to “stay and work the corn and sich”(162). This offer to work at the Baxter’s property and the acknowledgement of what a family in need requires is just a hint at
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to becoming part of the wild. Buck (a dog) who is a st. bernard gets his largeness from his father and his intelligence from his mother. He is the main character the author uses to show how his behavioral changes based on how the owners treat him and his surroundings. The author uses Buck because he goes to many different challenges throughout the book and has different owners so the opinions are not biased. The author focuses on all aspects of the different people Buck is with This gives you a view
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Case 5: Harley –Davidson 1) Harley Davidson has an untypical relationship with the union. Continuous improvement techniques could have been stopped if the company did not have a good relationship with the union. The union viewed management as a partner instead of an adversary. Harley Davidson appears to be using a Focused differentiating strategy. A differentiating strategy is present when a business seeks to be unique in its industry
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Star bucks ukessays.com /essays/international-business/star-bucks.php 1. INTRODUCTION The following content is a case study on star bucks company one if the famous and well known coffee shop in the world. This case study highlights about the · SWOT ANALYSIS · PESTLE ANALYSIS · PORTERS FIVE FORCES The history of star bucks takes us back in the year 1971. It is a trade mark of (SBUX) in Seattle. In the start it was a purchaser and roaster of whole coffee beans. In the year 1970 the first
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early days? Since its early days‚ Starbucks has changed in a number of ways. There has been a focus on Retail expansion. Another thing which contributed to the change drive is the company’s growth expansion is product innovation. In the 2000.star buck owned one third of the American coffee beverage market. This was greater than the combined total of the next five competitors. They had a rapid expansion based on the findings that the coffee consumption in America was on the rise. There were 8 states
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6. Buck-boost Converter Circuit and its parameters: Q1 Diode out Dideal L VI MOSFET V1 12Vdc pulse 100uH IC = 0 V2 R1 PARAMETERS: Fs = 100k D = 0.6 C 200u IC = 0 3 TD = 0 TF = 10n PW = {D/Fs} PER = {1/Fs} V1 = 0 TR = 10n V2 = 15 0 V+ Basic Formula: Vo D = Vg 1 − D Pspice Simulation: Io = ID = Vo R I D = (1 − D) I L I g = I s = DI L vout iL Calculation: Circuit Parameters: Vg := 12 Vo := 18 L := 100 ⋅ 10 −6 C := 200 ⋅ 10 −6 f := 100 ⋅ 10 D := 0.5 3 R := 3 Initial guess Given Vo Vg
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