handbook of offshore engineering, vol2

... the vessel to increase with vessel offset in a non-linear manner. HANDBOOK OF OFFSHORE ENGINEERING SUBRATA K. CHAKRABARTI Offshore Structure Analysis, Inc. Plainfield, Illinois, USA Volume ... a static point of view, the cable tension in the vicinity of points A is due to the total weight in sea water of the suspended line length. The progressive effect of line lift-off...

Ngày tải lên: 02/04/2014, 16:05

... “Golden Triangle” of the Gulf of Mexico, offshore West Africa and Brazil (fig. 1.6). As of this writing, HANDBOOK OF OFFSHORE ENGINEERING SUBRATA K. CHAKRABARTI Offshore Structure ... Handbook of Offshore Engineering S. Chakrabarti (Ed.) C 2005 Elsevier Ltd. All rights resened 1 Chapter 1 Historical Development of Offshore Structures Subrata Chakra...

Ngày tải lên: 02/04/2014, 16:05

... using 9000 tons of coal per day is 30,000 tons of CO 2 , 600 tons of SO 2 , and 80 tons of NO. A nuclear fission plant using 14.7 lb (6.67 kg) of uranium produces 6.6 lb (2.99 kg) of highly radioactive material. ... ANALYSIS Show the effect of turbine engine efficiency on the condition lines of a turbine having engine efficiencies of 100 (isentropic expansion), 75, 50, 25, and...

Ngày tải lên: 09/11/2013, 04:15

... (0.28 kg) of water per pound (kg) of dry air. Since the water content of the air is a function of the partial pressures, (0.622) (0.5067) /[(2 ϫ 0.5067)] ϭ 0.673 lb of water per lb of dry air ... m 2 ) of condensing surface, a circulating-water flow rate of 10,000 gal/ min (630.8 L/s), 3 ⁄ 4 -in (1.9-cm) no. 16 BWG tubes, a water flow rate of 7 ft/ s (2.1 m /s), external frict...

Ngày tải lên: 09/11/2013, 04:15

... combustion and increases the weight of the products of combustion per pound (kilogram) of coal burned. Therefore, the weight of the products of combustion is the sum of the weight of the combustion products ... cu m) of natural gas; 1300 cu ft of air (36.8 cu m) per gal (0.003785 cu m) of No. 2 fuel oil; 1450 cu ft of air (41 cu m) per gal of No. 5 fuel oil; 1500 cu ft...

Ngày tải lên: 17/12/2013, 11:15

... M ƒ ϭ lb of moisture per lb fuel burned; M a ϭ lb of moisture per lb of dry air to furnace; C b ϭ lb of carbon burned per lb of fuel burned ϭ C ϭ RC r ; C r ϭ lb of combustible per lb of refuse; ... lb of fuel ϭ W c (14,150), where W c ϭ lb of unconsumed carbon in refuse per lb of fuel fired. With an ash and refuse of 9.42 percent of the dry coal and combustible in the...

Ngày tải lên: 17/12/2013, 11:15

... conditions of 1800 psia (12,402 kPa) and 1050 Њ F (565.6 Њ C). At exit from the cylinder the steam has a pressure of 500 psia (3445 kPa) and a temperature of 740 Њ F (393.3 Њ C). A portion of this ... more heaters. Plot the percent improvement vs. number of stages of extraction, Fig. 6, to observe the effect of additional heaters. A plot of this type shows the decreasing gains...

Ngày tải lên: 17/12/2013, 11:15

... average heat of vaporization of 1000 Btu / lb (2330 kJ / kg) of steam, this exhaust gas flow could generate 8,880,000 /1000 ϭ 8880 lb/h (4032 kg/h) of steam. If oil with a heating value of 145,000 ... types of fuels and the internal-combustion engines using them. Note that where the cost of the fuel is high, the cost of the engine is low; where the cost of the fuel is low, th...

Ngày tải lên: 17/12/2013, 11:15

... is 80 percent of bep capacity. For a specific speed of 1090, as before, the percentages of bep head and efficiency are shown in Figs. 36 and 37: 79.5 percent of bep head and percent of bep efficiency. ... speed is 80 percent of bep speed at 2880 r/min. For a specific speed of 1090, the percentages of bep capacity, effi- ciency, and power are 107 percent of the capacity, 94 percen...

Ngày tải lên: 17/12/2013, 11:15

... cost of each type of pipe uses the capital-recovery equation, A ϭ (P Ϫ L)(CR) ϩ Li 1 ϩ c, where A ϭ annual cost, $; P ϭ initial cost of each type of piping, $; L ϭ salvage value of each type of ... Determine the cost of the leaking steam The cost of a steam leak, C $ ϭ LSH /1000, where C ϭ annual cost of steam leak, $, for H hours of yearly operation of the pipe; S ϭ cos...

Ngày tải lên: 17/12/2013, 11:15