design of tail beams lugs and base ring details
Báo cáo "Design of phase-coded transmitter and high sensitive receiver of radar system " doc
... electronic components and measure characteristics Fig.5 is a photo of experimental amplifier The first and second stages have output power of 45 W and 90 W, corresponding, of a standard input 300 ... of sine wave Because of delay of some components, we also observe delay of BPSK signal compare with a bit of sequence Fig BPSK signal of Barker code bit duration 0.8 µs and IF 10.3 MHz 3.3 Local ... work was supported by the Department of Radio Physics, Faculty of Physics, Hanoi University of Science, and the Electronics and Communication Center, College of Technology, Vietnam National University...
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fluid dynamics of packed columns principles of the fluid dynamic design of columns for gasliquid and liquidliquid systems
... and electronic industry They are often equipped with different kinds of packings Understanding of principles for packing design, internal traffic of phases within the column and implementing of ... further and can now also be applied to any type of structured packing, tube columns with regularly stacked Pall rings, Hiflow rings and Białecki rings and regularly stacked layers of Pall rings, ... calculating the pressure drop of irrigated structured and random packings, based on the knowledge of the law of resistance ψLV = f(ReL ) for two-phase counter-current flows and of the liquid hold-up hL...
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surface production operations - design of oil handling systems and facilities
... number of people helped to make possible this revised third edition of Surface Production Operations, Volume 1 Design of Oil and Water Handling Facilities A real debt is owed to the 45,000-plus professional ... Khun Aujchara and Bundit Pattanasak of PTTEP; Al Ducote and Greg Abdelnor of Chevron Nigeria Limited, and David Rodriguez of Chevron Angola (CABGOC) Thanks are due to Samuel Sowunmi of Chevron Nigeria ... techniques necessary to design, specify, and manage oil and gas production facilities In the early 1980s, Ken and I developed and taught a number of graduate-level production facility design courses These...
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fabrication and design of resonant microdevices. micro and nanotechnologies, 2008, p.198
... with quality factors of and 25 and identical resonant frequencies of ω0 = 1000 rad/sec Figure 1.4 The step response of a resonator with a Q of 25 and resonant frequency of ω0 = 1000 rad/sec device ... amount of photoresist is poured at the centre of the wafer and the wafer is spun to high speeds (on the order of thousands of rpm) Generally, a thermal treatment of the coated wafer, known as soft-baking, ... William Andrew Inc Fabrication and Design of Resonant Microdevices Figure 1.1 Amplitude response of a system with multiple resonant frequencies infamous example of destructive effects of resonance...
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ARNOLD, K. (1999). Design of Gas-Handling Systems and Facilities (2nd ed.) Episode 1 Part 1 pps
... uction Operations Design of Gas-Handing Systems and Facilities Ken Arnold Maurice Stewart SECOND EDITION Surface Production Operations VOLUME Design of Gas-Handling Systems and Facilities Copyright ... exchangers for oil and water * Reviewed for the 1999 edition by K S Chiou of Paragon Engineering Services, Inc 8 Design of GAS-HANDLING Systems and Facilities MECHANISMS OF HEAT TRANSFER There ... The rate of flow of heat is proportional to the temperature difference between the hot and cold liquid, and the heat transfer area It is expressed: 10 where Design of GAS-HANDLING Systems and Facilities...
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ARNOLD, K. (1999). Design of Gas-Handling Systems and Facilities (2nd ed.) Episode 1 Part 2 doc
... 12 Design of GAS-HANDLING Systems and facilities Figure 2-2 Change in AT over distance, counter-current flow of fluids Since the temperature of both fluids changes as they ... the center of the tube to laminar flow at the tube surface The inside film coefficient can be calculated from: 16 Design of GAS-HANDLING Systems and Facilities Table 2-1 Characteristics of Tubing ... Edition.) The mass velocity of a fluid in pounds per hour per square foot can be calculated from 22 Design of GAS-HANDLING Systems and Facilities Figure 2-6 Thermal conductivities of hydrocarbon liquids...
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ARNOLD, K. (1999). Design of Gas-Handling Systems and Facilities (2nd ed.) Episode 1 Part 3 pps
... 60 Design of GAS-HANDLING Systems and Facilities TEMA Glasses and Tube Materials TEMA standards provide for two classes of shell and tube exchanger qualities Class C is the less stringent and ... cross-section of the shell, because the fluid that is in the shell has to be able to come 50 Design of GAS-HANDLING Systems and Facilities over the top of the baffle and under the bottom of the next ... bath Details pertaining to design of indirect bath heaters are presented in Chapter 5, SHELL -AND- TUBE EXCHANGERS Shell -and- tube heat exchangers are cylindrical in shape, consisting of a bundle of...
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ARNOLD, K. (1999). Design of Gas-Handling Systems and Facilities (2nd ed.) Episode 1 Part 4 pdf
... accessibility, and easy expansion by adding more plates Metal plate -and- frame exchangers are particularly attractive for seawater and brackish water services However, because of the design of plate -and- frame ... Figure 3*16 Plan views of air coolers with bays and bundles (From Gas Processors Suppliers Association, Engineering Data Book, 9th Edition.) 78 Design of GAS-HANDLING Systems and Facilities Table ... Processors Suppliers Association, Engineering Data Book, 9th Edition.) 64 Design of GAS-HANDLING Systems and Facilities (text continued from page 61) To size a shell -and- tube exchanger, first the duty...
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ARNOLD, K. (1999). Design of Gas-Handling Systems and Facilities (2nd ed.) Episode 1 Part 5 pps
... downstream of the choke, which assures that the enthalpy of the mixture of gas and liquid upstream of the choke equals the enthalpy of the new mixture of more gas and less liquid downstream of the ... chemicals are polymeric 108 Design of GAS-HANDLING Systems and Facilities and include N-vinylpyrrolidone (5 ring) , saccharides (6 ring} , and Nvinylcaprolactam (7 ring) An anti-agglomerator is ... Mara of Paragon Engineering Services, Inc 109 110 Design of GAS-HANDLING Systems and Facilities LTX UNITS These units are designed to allow hydrates to form and to melt them with the heat of the...
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ARNOLD, K. (1999). Design of Gas-Handling Systems and Facilities (2nd ed.) Episode 1 Part 6 potx
... 8,000 psig and 224°F From Figure 4-6, we have: 126 Design of GAS-HANDLING Systems and Facilities lb water/MMscf of wet gas at reservoir conditions (8,000 psig and 224°F) lb water/MMscf of wet gas ... maximum amounts of gas, water, and oil or condensate expected in the heater and the pressures and temperatures of the heater inlet and outlet must be known Since the purpose of the heater is ... number of passes of coil Therefore, the correct selection of coil length also requires determining the length of the shell and number of passes As the shell length decreases, the number of passes...
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ARNOLD, K. (1999). Design of Gas-Handling Systems and Facilities (2nd ed.) Episode 1 Part 7 ppsx
... efficiencies and lower capacities than large sizes Figure 6-8 shows a variety of random packing designs An early design is known as a Raschig ring Raschig rings are short sections of tubing and are ... diameter and height of the tower can be derived using manufacturer's data for the particular device The height of the tower is a function of the number of theoretical stages and of the efficiency of ... optimize the design of any stabilizer if the properties of the feed stream and desired vapor pressure of the bottoms product are known Cases should be run of both a cold-feed stabilizer and one with...
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ARNOLD, K. (1999). Design of Gas-Handling Systems and Facilities (2nd ed.) Episode 1 Part 8 doc
... slurry of rich solution comes off the bottom of the absorber and flows to an atmospheric oxidizer tank where it is regenerated A dense slurry is pumped off the base of the oxidizer to the melter and ... systems range to 0.65 mole of acid gas per mole of DEA compared to a maximum of 0.4 mole of acid gas per mole of MEA The result of this is that the circulation rate of a DEA solution is slightly ... are generally based either on the reaction of H2S and O2 or H2S and SO2 Both reactions yield water and elemental sulfur These processes are licensed and involve specialized catalysts and/ or solvents...
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ARNOLD, K. (1999). Design of Gas-Handling Systems and Facilities (2nd ed.) Episode 1 Part 9 pdf
... weight of 26 that is in equilibrium with a 3% brine at a pressure of 3,000 psia and a temperature of 150°R From Figure 8-1 at a temperature of 150°F and pressure of 3,000 psia there is 104 Ib of ... duty and heat recovered, but the larger and more costly the exchanger For design, an approach temperature of about 30°F provides an economic design balancing the cost of the rich/lean exchanger and ... reactions and/ or degradation, a variety of contaminants will begin to accumulate in an amine system The method of removing these depends on the amine involved 190 Design of GAS-HANDLING Systems and...
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ARNOLD, K. (1999). Design of Gas-Handling Systems and Facilities (2nd ed.) Episode 1 Part 10 pdf
... 212 Design of GAS-HANDLING Systems and Facilities Figure 8-12 Effect of stripping gas on glyco! concentration dehydrators are designed for approximately three gallons of glycol per pound of water ... applied and properly cured to prevent liner cracks Liner cracks will per- 232 Design of GAS-HANDLING Systems and Facilities mit some of the wet gas to bypass the desiccant bed Only a small amount of ... compression and sales If it is not recovered in one of these ways and is just vented locally, the cost of using this type of pump can be very high Glyeol powered pumps are inexpensive and easy to...
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ARNOLD, K. (1999). Design of Gas-Handling Systems and Facilities (2nd ed.) Episode 2 Part 1 docx
... components and sell it as 250 Design of GAS-HANDLING Systems and Facilities Figure 9-4 Simplified flow diagram of a fractionation plant ethane, propane, butane, and natural gasoline The process of separating ... range of to 20 * Reviewed for the 1999 edition by John H Galey of Paragon Engineering Services, Inc, 253 254 Design of GAS-HANDLING Systems and Facilities In some marginal gas fields, and in ... Then the volume of gas required for heating will be 240 Design of GAS-HANDLING Systems and Facilities The regeneration gas heater load QH is then: For design, add 25% for heat losses and non-uniform...
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ARNOLD, K. (1999). Design of Gas-Handling Systems and Facilities (2nd ed.) Episode 2 Part 2 pps
... known The detailed calculation of horsepower and number of stages depends upon the choice of type of compressor, and the type of compressor depends in part upon horsepower and number of stages ... consideration of the advantages and disadvantages listed earlier In addition, local foundation conditions, type of drivers available, cost of fuel, availability of spare 272 Design of GAS-HANDLING ... Accurate Determination of Horsepower and Number of Stages There are economic and operational reasons for considering an additional stage of compression The addition of a stage of compression requires...
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ARNOLD, K. (1999). Design of Gas-Handling Systems and Facilities (2nd ed.) Episode 2 Part 3 potx
... Journal bearings allow axial and circumferential oil flow abng the bearing 298 Design of GAS-HANDLING Systems and Facilities film between the stationary and rotating parts of the bearing The oil ... constructed of a number of pairs of rings, as shown in Figure 11-14 The gas pressure is higher on one side of each ring This compresses the rings against the sealing area Each pair of rings consists of ... that contains the rotating parts and on which the cylinders and crossheads are mounted (Courtesy of Dresser-Rand Company.) 288 Design of GAS-HANDLING Systems and Facilities facturers for a maximum...
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ARNOLD, K. (1999). Design of Gas-Handling Systems and Facilities (2nd ed.) Episode 2 Part 4 pdf
... Division 1, governing the design by Rules, is less stringent from the standpoint of certain design details and inspection procedures, and thus incorporates a higher safety factor of For example, if ... for estimating vessel weight and includes some example design details The purpose of this chapter is to present an overview of simple concepts of mechanical design of pressure vessels that must ... with a minimum clearance of 17.92%, a rod load limit of 25,000 Ib, and rod diameter of 1.75 in Assume k = 1.26, Zs = 0.88, and Zd = 0.85 322 Design of GAS-HANDLING Systems and Facilities Figure...
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ARNOLD, K. (1999). Design of Gas-Handling Systems and Facilities (2nd ed.) Episode 2 Part 5 pps
... of the engineering firm and/ or the operating company These drawings are called shop drawings They will show detailed vessel design and fabrication/welding, nozzle schedules and locations, details ... conditions and materials • Design details - Vessel design and tolerances - Vessel connections (nozzle schedules) - Vessel internals - Ladders, cages, platforms, and stairs - Vessel supports and lifting ... weight of one 2:1 ellipsoidal head is approximately: The weight of a cone is: a = one half the cone apex angle 339 340 Design of GAS-HANDLING Systems and Facilities The weight of nozzles and internals...
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ARNOLD, K. (1999). Design of Gas-Handling Systems and Facilities (2nd ed.) Episode 2 Part 6 docx
... disc, and allowing the disc to rise, 366 Design of GAS-HANDLING Systems and Facilities Pilot-operated valves have the advantage of allowing operations near the set point with no leakage, and the ... point, Figure 13-4 Balanced-bellows relief valve (Courtesy of API.) 364 Design of GAS-HANDLING Systems and Facilities Figure 13-5 Operation of balanced-bellows safety-relief valve (Reprinted with ... valves with a device that enables them to be locked open and sealed These are often referred to as 376 Design of GAS-HANDLING Systems and Facilities "car-seal-open" valves A lock out/tag out...
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