4 wave force for examination of structural stability

... Capacity of Pile Foundations 2 84 4.1 Allowable Axial Bearing Capacity of Piles 2 84 4.1.1 4. 1.2 4. 1.3 4. 1 .4 4.1.5 4. 1.6 4. 1.7 4. 1.8 4. 1.9 4. 1.10 4. 1.11 4. 2 4. 3 4. 4 4. 5 General ... Determination of Dimensions for Wave- Absorbing Section .380 [4] Wave Force for Examination of Structural Stability 380 [5] Wave Force for Design of Structural Members 380 3.2 .4 Sloping-Top ... 40 8 External Forces and Loads Acting on Walls 40 8 Stability Calculations 41 0 4. 3.1 4. 3.2 4. 3.3 4. 3 .4 4.3.5 4. 4 4. 5 4. 6 Items to Be Considered in Stability...

Ngày tải lên: 27/06/2014, 18:20

... the minimum distance is formed by the hierarchical signal differences corresponding to the rows of XC matrix, see also the proof of Lemma Therefore, if the squared norm of hierarchical signal ... the squared norm of the signal difference of binary alphabet is always for any p The reason is simply given by zero real part of r for any p, as has been mentioned in the proof above, then ||s0(t) ... the bound holds for extended-cardinality XC as well; particularly, for systems with adaptive XC [8] In the other words, the performance of adaptive XC system cannot be better than of UMP alphabet...

Ngày tải lên: 20/06/2014, 22:20

... autocorrelation coefficients of (38): 3a2 + a4 , + a2 r(3) = h1 h4 = − a2 + a2 (43 ) r(1) − r(3) 10a2 + 3a4 − = + a2 (44 ) √ (37) We obtain that the maximum is achieved for a = ± For √ a = 3, we have ... using (27), the sum of the coefficients of h is a linear combination of the sum of each one of the two columns: s = h1 + ut (b + c) + hL + ut (c − b) ( 34) so we get the equation of a straight line ... make for the first time a rigorous proof of its validity for lowpass filters Finally, as one of the main contributions, we present a novel explicit expression of the power spectral response P(z) of...

Ngày tải lên: 22/06/2014, 23:20

... 43 0 44 0 45 0 46 0 47 0 48 0 49 0 42 2.6 46 9 5 14. 7 566.1 621 .4 0.01 94 0.0196 0.0198 000 20 000 22 1.0799 0 94 78 0.8811 0.7972 0.7221 1.0993 0 94 94 090 09 0.8172 0. 742 3 43 0.1 44 1 .4 452.8 44 4 46 0 7 74. 5 ... 751.5 739 .4 726.8 12 04. 6 12 04. 6 12 04. 3 1203.7 1202.8 0.6280 060 42 0.6523 0 64 65 066 76 0.8513 0.8298 0.8083 0.7868 0.7653 1 .47 93 1 .47 00 1 .46 06 1 .45 13 1 .44 19 45 0 46 0 47 0 48 0 49 0 500 520 540 560 ... Liquid 40 0 41 0 42 0 43 0 44 0 247 .31 276.75 308.83 343 .72 381.59 0.018 64 0.01878 0.018 94 0.01910 0.01926 1. 844 7 1.6512 1 .48 11 1.3308 1.1979 1.8633 1.6700 1.5000 1. 349 9 1.2171 3 74. 97 385.83 396.77 47 7...

Ngày tải lên: 06/08/2014, 02:20

... Grade 14- 25 40 i Grade 34- 40 Grade 30 -40 Grade 26 -40 Grade 22 -40 Grade 18 -40 Grade 14- 40 55 i Grade Grade Grade Grade Grade 70 i 34- 55 30-55 26-55 22-55 18-55 Grade 14- 55 85 i Grade 34- 70 Grade ... 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 flow ... suction of a flash gas compressor This chapter presents an overview of the types of compressors, considerations for selecting a type of compressor, a procedure for estimating horsepower and number of...

Ngày tải lên: 06/08/2014, 02:20

... 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 A first approximation of the ... selection for a specific installation Procedure for More Accurate Determination of Horsepower and Number of Stages There are economic and operational reasons for considering an additional stage of compression ... of the number of stages can be made by assuming a maximum compressor ratio per stage of 3,0 to 4. 0 and choosing the number of stages such that: where R = ratio per stage n = number of stages P(j...

Ngày tải lên: 06/08/2014, 02:20

... 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 ... not indicate the number of stages or the duty of the compressor An individual frame can be used for many different sizes of compressor cylinders and for a wide range of applications Frames are ... allowable working pressure of the cylinder determines the setting of the relief valve that is downstream of the cylinder The MAWP of the cylinder should be a minimum of 10% or 50 psi greater than...

Ngày tải lên: 06/08/2014, 02:20

... magnitude of these forces and moments by adding counterweights to the crossheads but cannot totally eliminate them 320 Design of GAS-HANDLING Systems and Facilities In addition to the unbalanced forces ... apex (a = 45 °) or a 60° apex (a = 30°) These are referred to respectively as a "45 °" or "60°" cone because of the angle each makes with the horizontal Equation 12 -4 is for the thickness of a conical ... crosshead shoes Figure 11 -23 is a schematic of a typical system The details of any one system will vary greatly Major components and considerations of a forced feed lubrication system are as follows:...

Ngày tải lên: 06/08/2014, 02:20

... SA-1 94- 2H SA-105 SA-181-1 SA-193-B7M SA-1 94- 2M SA-350-LF1 SA-312 TP-3 04 SA-182 F-3 04 SA-193-B8 SA-1 94- 8A SA-312 TP-316L SA-182 F-316L SA-193-B8M SA-1 94- 8MA SA-320-L7 S A- 1 94- 4 Mechanical Design of ... diamter of the hole for the plug — — 0,50 For the attachment of heads convex to pressure to shells not over %-in required thickness, only with use of fillet weld on inside of shell; or For attachment ... requires (text continued on page 346 ) Figure 12 -4, Example of pressure vessel specification sheet Figure 12-5, Example of pressure vessel shop drawing  344 Design of GAS-HANDLING Systems and Facilities...

Ngày tải lên: 06/08/2014, 02:20

... 330 331 332 333 3 34 335 336 337 338 339 340 341 342 343 344 345 346 347 1.31 1.32 1.33 1. 34 1.35 1.36 1.37 1.38 1.39 14 1 .41 1 .42 14 14 1 .45 14 14 14 14 1.50 1.51 1.52 1.53 1. 54 1.55 1.56 1.57 ... same area of the disc Thus, the forces created by the back-pressure always cancel and not affect the set point, Figure 13 -4 Balanced-bellows relief valve (Courtesy of API.) 3 64 Design of GAS-HANDLING ... operations of the valve for testing or clean-out of foreign material from under the seat Screwed caps prevent leakage outside of the valve, but also prevent overriding the spring if foreign material...

Ngày tải lên: 06/08/2014, 02:20

... been developed for each component A sample SAT for a pressure vessel is shown in Table 14- 4 The fact that Tables 14- 3 and 14- 4 are not identical is due to both the subjective natures of a Hazard ... reasons why some may not be used For example, for any pressure vessel there is either a PSH required, or a rationale numbered, A .4. a,2, A .4. a.3, A .4. a .4, A .4. a.5 or A .4. a.6 must be listed It becomes ... checklists for devices not covered by RP14C or to modify the consensus checklists presented in RP14C in areas of the world where RP14C is not mandated While RP14C provides guidance on the need for process...

Ngày tải lên: 06/08/2014, 02:20

... to replace Because of the erosive action of the fluid when the valve is throttling, they should not be used for on/off service, A tight seal may not be possible, 43 4 Design of GAS-HANDLING Systems ... Spiral wound asbestos Conform to API Bulletin 5A2 ASTM A105 ASTM A193, Grade B 74 ASTM A1 94, Grade 2H4 Spiral Wound Mfg Type Mfg No w/AISI 3 04 SS windings Mfg No or Notes: l For glycol service, all ... what information is needed are contained in API RP 14J Safety Systems 42 1 Hazards Analysis This subject is addressed in the previous section of this chapter Specific guidelines for performing...

Ngày tải lên: 06/08/2014, 02:20

... insulation Thickness (in.) 1 14 2H _ A 160-730 731-1 040 1 041 -1200 — % 160- 640 941 -1200 641 - 940 _ I 160-710 711-960 961-1200 _ VA 160-660 661-880 881-1200 160- 640 641 -870 871-1090 1091-1200 21A ... 971-1125 160-550 551- 740 741 -930 931-1090 _ 160- 740 741 -900 901-1090 10 751-900 160-750 901-1060 _ 12 160- 740 901-1030 741 -900 14 160-700 701-850 851-1000 16 160-690 691- 840 841 -980 _ 18 160-690 ... main run of pipe, it is necessary to specify the type of fitting required ANSI B31.3 provides a Valves, Fittings, and Piping Details 45 1 procedure for calculating the amount of reinforcement...

Ngày tải lên: 06/08/2014, 02:20

... separation is not often done because of the expense of separating two chokes by a spool of pipe rated for well shut-in pressure It is much less expensive to bolt the flanges of the two chokes ... design for more in-depth discussion of design details ^Reviewed for the 1999 edition by Santiago Pacheco of Paragon Engineering Services, Inc 46 7 46 8 Design of GAS-HANDLING Systems and Facilities ... fuel flow to the range of 0,06 to 0.07 Ib of fuel per Ib of air Fuel Injection This is another method of supplying an engine with the correct quantity of fuel Three types of fuel injection are...

Ngày tải lên: 06/08/2014, 02:20

... quantities of nitrogen oxides (NOX) The formation of NOX depends on combustion temperature and residence times at high temperatures, both of which are higher in gas turbines than in engines Engines, 48 8 ... one for reduction and the other one for oxidation The oxidation process with CO takes place as; 2CO + O2

Ngày tải lên: 06/08/2014, 02:20

... Temperature Ratings of Explosion-Proof Enclosures Maximum Temperature °C °F 45 0 300 280 260 230 215 200 180 165 160 135 120 100 J*5 842 572 536 500 44 6 41 9 392 356 329 320 275 248 212 J85 Identification ... high toxic levels of gas seldom accumulate and remain for significant periods of time in such locations S 14 Design of GAS-HANDLING Systems and Facilities When specifying locations for gas detector ... (IEEE) Standard No 45 API RP 14F does not recommend IMC for offshore installations and cautions users that installations of MI cable require special precautions The insulation of MI cable is hygroscopic...

Ngày tải lên: 06/08/2014, 02:20

... 47 5 diesel, 47 7 environment and, 48 7 -49 2 four-cycle, 46 8-^70, 47 3 -47 5 gas turbine, 47 7 -48 7 high-speed, 47 4 intermediate-speed, 47 4 noise pollution, 49 2 piston-ported, 47 2 pistons, 46 8 -47 3 reciprocating, ... as, 1 74- 175 transmission companies, turbines, 47 7 -48 7 ambience and, 48 2 environment and, 48 7 ,48 8 ,49 1 multi-shaft, 48 3 -48 6 Galvanic action, 546 single shaft, 48 3 -48 6 Galvanized steel, 547 velocity ... 46 8 -47 3 reciprocating, 46 8, 48 7 safety devices, 47 7 shut-down system, 47 7 slow-speed, 47 4 557 Engines (continued) spark-ignition, 47 7 speed, 47 4 supercharged, 47 5 two-cycle, 47 0 -47 5 Enthalpy, 100,113...

Ngày tải lên: 06/08/2014, 02:20

... areas, 45 1 codes 44 8 conditions determination, 44 7 corrosion, 44 8 cyclic loading, 44 9 design, 44 1 -46 6 fiberglass reinforced, 45 1 future planning, 44 6 -44 7 insulation, 45 1 -46 1 isolation, 45 1, 46 1 ... 329, 44 7 pipe end connections, 44 9 -4- 50 pressure class, 42 6 ,44 1 pressure drop, 44 7 relief valves, 3 74- 376 sizing, 3 7-319 ,44 7 -44 8 sour service, 45 3 specifications, 42 5 steel, 44 8 stress, 44 8 supports, ... supports, 376, 44 7 systems, 46 5 tables, 42 6, 44 9 velocity, 44 7 vent, 46 5 wall thickness, 327 ,42 5, 44 1 ,44 8 -44 9 Pistons compressor, 296 cylinder clearance, 305-307 displacement, 308 engine, 46 9 ,47 3 Plastics,...

Ngày tải lên: 06/08/2014, 02:20

Ngày tải lên: 07/08/2014, 10:20

Ngày tải lên: 07/08/2014, 10:20