GPA TP-2-1972 Liquid Densities of High-Ethane Raw Make Streams《原生高乙烷流的液体密度》.pdf

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1、Technical Publication TP-2 Liquid Densit es of Hig h-Et ha ne Raw Make Streams T. K. Provence, Jr. Mobil Pipe Line Company L D. Wiener D. K. Waiton Mobil Research and Development Corporation Dallas, Texas February, 1972 Reprinted 1991 6526 East 60th Street Tulsa, Oklahoma 74145 Phone: 918/493-3872 F

2、AX: 918/493-3875 GPA TP-2 72 CBO 3824699 OOLObO7 75T = FOREWO Accepted industry procedures for the volumetric metering of LPG are adequate for deethanized plant products, years ethane recuvery has become necessary and practical, and current codes are no longer adequate. In recent In anticipation of

3、the demand for transporting 8 de- methanized product in which ethane content might be as much as 5W0, or even more, Mobil Pipe Line Company used the services of Mobil Research and Development Corporation to develop an improved met er ing method . The experimental liquid density data used in this pro

4、ject and the correlations developed are released by Mobil Pipe Line Company through the Natural Gas Processors Association. tion of this work by NGPA is intended as a dissemination of technical information for use by the industry. sented is believed to be of high quality but no guarantee of its accu

5、racy or usefulness is expressed or implied by NGPA. using these data and the correlation shall make his own determination as to their suitability for his particular purpose. Publica- The technical information pre- Each persan In behalf of the gas processing industry, the Natural Gas Processors Assoc

6、iation extends its thanks to Mobil Pipe Line Company for the time, effort, and expense of acquiring these data and the resulting correlation. SUMMARY I NTRODUCT I ON EX PER 1 MENTAL DATA CORRELAT I ON GPA TP-2 72 m 3824699 0010610 671 m TABLE OF CONTENTS APPENDIX I P-V-T, INC* DATA APPENDIX II - EQU

7、ATION DEVELOPMENT APPENDIX III - COMPARISON OF CALCULATED AND EXPERIMENTAL DATA Paqe 1 1 2 3 4 52 56 GPA TP-2 72 3829699 0010hLl 508 E LIQUID DENSITIES OF HlGH-ETHANE RAW MAKE STREAMS T. K. Provence, Jr. - Mobil Pipe Line Company L. D. Wiener and D. K. Walton - Mobil Research Comparisons of the calc

8、ulated data and experimental data, including the percent deviation, are shown in Appendix III. The average absolute percent error for all experimental runs is 0.1% for volumetric correction factors and 0.15% for densities. J- ,. Computer program “Gaushaus,“ U. of Wi scons in, Jan., 1966. 3 GPA TP-2

9、72 3824b99 OOLObL4 217 = APPENDIX I P-V-T, INC. DATA 4 GPA TP-2 72 3824699 0010615 153 Physical and Design Data Research K-Values PVT Enthalpy / P. O. BOX 36272 I Houston, Teus 7703S I A c 713 7a2-377 Chemical Process & Petroleum Fluids Reservoir Analysis and Computer Programs F-V-7, nc April 2 1, 1

10、97 1 Mobil Pipe Line Company Post Office Box 900 Dallas, Texas 75221 Attention: Dr. L. D. Wiener Re: High Ethane NGL Densities Gentlemen: The procedure used in obtaining the density data is outlined below, 1. The calibration of our 100 cc volumetric mercury pump was re- checked so the mercury measur

11、ement could be estimated to t .o01 cc. - 2. A small 5000 psi Monel steel cell was used. “with i window ports and a thermocouple well the length of the cell. Universal Potentiometer by Leeds and Northrup Company and a D-C Null Detector was used to measure the temperature to t. 01F. The thermocouple w

12、as checked at 32F. and 212F. This cell was fitted A five junction thermocouple in conjunction with a Type K-3 - 3. The cell was placed in a water bath and calibrated as a function of temperature and pressure using the volumetric mercury pump. The 2500 psi Heise gauge was calibrated against a Dead We

13、 i ght Te s te r . 4. A large amount of the Methane-Ethane mixture was prepared and analyzed. The density was O. 43923 gm/cc. the mixtures. Base Mix No. 1 was prepared and analyzed. The density was determined at 1500 psia and 32F. O. 63488 gm/cc. The density was determined at 2000 psia and 32F. This

14、 mixture was used in all The density was 5. Ethane Mix and Base Mix were charged to the cell in accordance with suggested compositions. The pressure-volume relationship was run starting at 140F. continuing until 32F. was reached. 4-A GPA TP-2 72 M 3824b99 OOLOblb 09T M Mobil Pipe Line Company April

15、21, 1971 The bath and cell were heated to 140F. and the pressure- volume relationship was repeated. detect any leaks during the run. This procedure would 6. At 140OF. and 2000 psia the density of the cell mixture was determined using a pycnometer. Three independent measure- ments were made which agr

16、eed within to. 05 percent. The weight of the pycnometer was approximately 145.0000 +O. 0005 gms. grams. The sample size was approximately 10.0000 - tO.O05 7. Relative volumes were calculated for the complete set of data. The reported data were based on relative volumes and the average of the three d

17、ensity determinations. If you have any further questions concerning our procedure please contact us. Yours very truly, UJames E. Adams, Jr. 4 Assistant Laboratory Director. JEA/crf Enclosure 4-8 Mix No. 1 1 1 1 1 1 2 2 2 2 2 2 3 3 3 3 3 3 3 Ethane Mix GPA TP-2 72 382L1b99 OOLObL7 T2b m COMPARISON of

18、 EXPERIMENTAL and CHARGE DENSITY at 2000 PSIA Density (gm/cc) Run No. 1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 6 7 Base MixNo. 1 Base Mix No. 2 Base Mix No. 3 Propane Temp. 140 140 140 140 1.10 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 140 32 4-c Charge Density .57147 .56124 .5427

19、9 .52660 .50205 .47253 .54813 ,53840 .51879 .50302 .48174 .45600 .51965 .50950 .49302 ,47918 .45726 .43659 .40279 . 32258 .58309 .56017 .53006 .54538 Experimental .57089 .56097 .54398 .52797 .50197 .47170 .54667 ,53721 .51874 .50290 .48024 .45574 .51775 ,50850 .49126 .47772 .45559 .43410 .39990 . 32

20、424 .58366 .56090 .53120 .55098 Ethane Mix Base Mix # 1 Base Mix # 2 Base Mix # 3 Propane GPA TP-2 72 H 3824699 OOLObL 962 H DENSITY at CHARGE CONDITIONS Temp. Pressure Density (gm/cc) 32 2000 .43923 32 1500 .63488 32 1500 .61466 32 1500 .58970 32 1000 .54031 4-D C omDonen t 1 Me thane Ethane Propan

21、e is o- Butane n- Butane iso-Pentane n-Pentane n- Hexane n-Heptane n-Octane n-Nonane n-Decane Mol Wt Density 32F (gm/cc) GPA TP-2 72 9 3824699 OOLObL9 T9 Table 1 H ydr oca r bon Analys e s BaseMix No. 1 Ethane Mix Mol Vo Mol To 3. 10 o. 02 96. 90 35.29 8. 11 19.80 5.74 6. 70 6. 54 6. 88 5. 71 3. 18

22、2.03 100.00 100.00 66.782 O. 63488 1500 psia 29.633 0,43923 2000 psia 5 Temperature OF GPA TP-2 72 3824699 OOLOb20 510 Table 2 Deneity Data Ethane Mix 140 140 140 100 100 100 100 100 1 O0 60 60 60 60 60 32 32 32 32 32 32 140 140 140 140 140 a) b) Bubbre Point Pressure Measured Deneity Pressure (PSfA

23、) 1435 1500 2 O00 9 17 949 1005 1104 1200 2000 561a 577 800 1200 2000 407a 411 500 800 1200 2000 1435 1515 1643 1833 2 O00 Density gm/cc O. 26631 O. 27651 O. 32424 O. 26631 O. 27901 O. 29473 O. 3 12 30 O. 32438 O. 37308 o. 34739 O. 34932 O. 36901 O. 38936 O. 41399 O. 39427 O. 39456 O. 39870 O. 41024

24、 O. 42 193 O. 43mb O. 26702 O. 27916 O. 29492 O. 31253 O. 32440 6 GPA TP-2 72 W 3824b99 001062L 457 Temperature F 140 140 140 140 140 140 140 100 100 100 100 100 1 O0 1 O0 100 60 60 60 60 60 60 60 60 32 32 32 32 32 32 32 32 140 140 140 140 140 140 140 Table 3 Density Data Base Mix No. 1 Pressure (PS

25、M) 14 la 146 2 O0 400 800 1200 93 104 125 200 400 800 1200 57 63 100 300 500 800 1200 40 44 75 200 400 80 O 1200 14 1 145 200 400 800 1200 2 O00 20ooa 20ooa 20ooa 20ooa Density (gm/cc) O. 55900 o. 55939 O, 56049 O. 56356 O. 56928 O. 57446b O. 58366 O. 58454 O. 58494 O. 58523 O. 58618 O. 58854 O. 592

26、98 O. 59713 O. 60466 O. 60779 O. 60819 O. 60866 O. 61051 O. 6 1229 O. 61494 O. 61828 O. 62449 O. 62 308 O. 62352 O. 62411 O. 62525 O. 62682 O. 62988 O. 63280 O. 63825 O. 55875 O. 55930 O. 56039 O. 56347 O. 56915 o. 57433 O. 58353 a) Bubble Point Preasure b) Measured Density GPA TP-2 72 = 382Yb99 00L

27、Ob22 393 Table 4 Calculated Composition of Mix No. 1 Run NO. 1 (90.90 Mol % Base Mix - 9.09 Mol % Ethane Mix ComDonent Methane Ethane Propane i eo - Butane n-Butane is o - Pentane n- Pentane n-Hexane n-Heptane n-Octane n - Nonane n=Decane Mol % O. 28 8. 83 32.08 7. 37 18.00 5.22 6.09 5.95 6.25 5. 19

28、 2.89 i. 85 100.00 Mol Wt 8 63.404 GPA TP-2 72 3824699 0010623 22T Temperatu re “F 140 140 140 140 140 140 140 1 O0 1 O0 1 O0 1 O0 1 O0 1 O0 1 O0 1 O0 60 60 60 60 60 60 60 32 32 32 32 32 32 32 32 140 140 140 140 Table 5 Density Data Mix No. 1 Pressure (PSIA 1 206a 247 30 1 500 800 1200 14 1 149 160

29、2 O0 400 800 1200 94 113 200 402 80 1 1200 67 90 150 200 400 800 1200 2000 206a 5 O0 1000 2000 20ooa 20ooa 20ooa Run No. 1 De neity gm/cc O. 54556 O. 54647 O. 54740 O. 55075 o. 55543 O. 56105b O. 57089 O. 57172 O. 57205 O. 57208 O. 57272 O. 57525 o. 57993 O. 58433 O. 59225 O. 59618 O. 59651 o. 59737

30、 O. 59928 O. 60302 O. 60654 O. 61302 O. 61253 O. 6 128 1 O. 61328 O. 61368 O. 61534 O. 61852 O. 62154 O. 62722 O. 54566 O. 55068 O. 55823 O. 57078 a) Bubble Point Pressure b) Measured Density 9 GPA TP-2 72 3824679 0030624 3bb W Table 6 Calculated Composition of Mix No. 1 RunNo. 2 (83. 33 Mol 70 Base

31、 Mix - 16.67 Mol % Ethane Mix) Component Methane Ethane Propane ieo- Butane n- Butane iso- Pentane n-Pentane n-Hexane n-Heptane n-Octane n-Nonane n-Decane Mol 70 O. 52 16, 17 29.41 6.76 16.50 4.78 5.58 5.45 5. 73 4.76 2.65 1.69 Mol Wt 60.598 100.00 10 Tempe rature “F 140 140 140 140 140 140 1 O0 1 O

32、0 1 O0 1 O0 1 O0 1 O0 100 60 60 60 60 60 60 60 60 32 32 32 32 32 32 32 32 140 140 140 140 140 GPA TP-2 72 3824699 003062.5 OT2 Table 7 Density Data Mix No. 1 - Run No. 2 Pressure 264a 34 6 500 800 1200 183 191 225 400 800 1200 (PSU) 2oooa 20ooa 124 132 150 200 40 O 800 1200 92 93 125 200 400 80 O 12

33、00 264 400 800 1200 2000 2 000, 2oooa Density gmtcc O. 53487 O. 53660 O. 53936 o. 54439 O. 55O4Sb O. 56097 O. 56107 O. 56175 O. 56251 O. 56488 O. 56998 O. 57464 O. 58300 O. 58739 O. 58742 O. 58760 O. 58809 O. 59012 O. 59408 O. 59778 O. 60461 O. 60409 O. 60432 O. 60463 O. 60524 O. 60699 O. 61037 O. 6

34、 1356 O. 61948 O. 53504 O. 53788 O. 54466 O. 55080 O. 56134 a) Bubble Point Pressure b) Measured Density 11 GPA TP-2 72 m 3824699 OOLOb2b T39 m Table 8 Calculated Composition of Mix No. 1 Run No. 3 (71.43 Mol 70 Base Mix - 28. 57 Mol 70 Ethane Mix) Component Me thane Ethane Propane iso- Butane n-But

35、ane iso-Pentane n-Pentane n- Hexane n-Heptane n-Octane n- Nona ne n-Decane Mol 70 o. 89 27.70 25.21 5.79 14. 14 4. 10 4. 79 4. 67 4. 91 4.08 2.27 1.45 100.00 Mol Wt = 56. 169 12 GPA TP-2 72 = 3824699 0030627 975 Tempe rature “F 140 140 1 40 140 140 140 140 1 O0 1 O0 1 O0 1 O0 1 O0 1 O0 60 60 60 60 6

36、0 60 32 32 32 32 32 32 32 32 140 140 140 140 140 Table 9 Density Data Mix No. 1 Run No. 3 Pres sur e (PSW 362a 369 400 5 O0 800 1200 260 300 500 800 1200 179 200 400 800 1200 133 138 150 2 O0 400 800 1200 2oooa 20ooa 20ooa 20ooa 362 4 O0 800 1200 2000 Density gm /cc O. 51570 O. 51594 O. 51670 O. 518

37、83 O. 52488 O. 53199, O. 54398 o. 54477 o. 54547 O. 54852 O. 55285 O. 55813 O. 56747 O. 57096 O. 57165 O. 57400 O. 57841 O. 58254 o. 58999 O. 58889 O. 58899 O. 58912 O. 58959 O. 59153 O. 59522 O. 59872 O. 60512 O. 51569 O. 51665 O. 52493 O. 53201 o. 54394 a) Bubble Point Pressure b) Measured Density

38、 13 GPA TP-2 72 = 3824699 OOLOb2 801 Table 10 Calculated Composition of Mix No. 1 RunNo. 4 (62. 50 Mol 70 Baee Mix - 37.50 Mol % Ethane Mix) Component Methane Ethane Propane iso- Butane n- Butane iso- Pentane n-Pentane n-Hexane n-Heptane n-Oc tane n-Nonane n- Decane Mol 70 1. 16 36.33 . 22.06 5. 07

39、12. 38 3. 59 4. 19 4.09 4. 30 3. 57 1.99 1. 27 100.00 Mol Wt = 52.851 14 Terripe ra ture 140 140 140 140 140 140 1 O0 1 O0 1 O0 1 O0 1 O0 1 O0 60 60 60 60 60 60 32 32 32 32 - 32 32 140 140 140 140 140 “F GPA TP-2 72 3824b99 0030629 748 = Table 11 Density Data Mix No. 1 Run No. 4 Pres Bure (PSIA) 440

40、a 489 500 80 O 1200 2002 317“ 35 O 500 800 1200 219 250 400 800 1200 163 200 400 800 1200 440 5 O0 800 1200 2 o00 20ooa 20ooa 20ooa Deneity gm/cc O. 49760 O. 49891 O. 49920 O. 50637 O. 51454b O. 52797 O. 52818 O. 52888 O. 53145 O. 53634 O. 54222 O. 55246 O. 55618 O. 55661 O. 55848 O. 56330 O. 56771

41、o. 57573 o. 57454 o. 57493 O. 57699 O. 58095 O. 58470 O. 59153 O. 49742 O. 49905 O. 50623 O. 51433 O. 52772 a) Bubble Point Pressure b) Measured Density 15 GPA TP-2 72 3824b99 OOLO30 4bT Table 12 Calculated Comporition of Mix No. 1 - Run NO. 5 (50.00 Mol % Bare Mix - 50.00 Mol % Ethane Mix) Componen

42、t Methane Ethane Propane ieo-Butane n-Butane ieo-Pentane n-Pentane n-Hexane n-Heptane n- Octane n-Nonane n-Decane Mol % 1.55 48.45 17.64 4.06 9. 90 2.87 3.35 3.27 3.44 2.86 1. 59 1.02 100.00 Mol Wt = 48.208 16 GPA TP-2 72 m 3824699 OOLOb3L 3Tb W Temperature 140 140 140 140 140 140 100 1 O0 100 100 1

43、00 1 O0 60 60 60 60 60 60 32 32 32 32 32 32 32 140 140 140 140 140 “F Table 13 Deneity Data Mix No. 1 Run No. 5 Preseure (PSW) 556a 559 600 800 1200 403 42 5 500 80 O 1200 279 300 400 800 1200 208 225 300 500 800 1200 2000 556a 600 800 1200 2000 20ooa 20ooa 20ooa Density _gm /cc O. 46698 O. 46713 O.

44、 46858 O. 47488 O. 48567b O. 50197 O. 50220 O. 50269 O. 50434 O. 51045 O. 51756 O. 52959 O. 53274 O. 53316 O. 53470 O. 54039 o. 54554 O. 55467 O. 55235 O. 55270 O. 55362 O. 55598 O. 55940 O. 56363 O. 57130 O. 46762 O. 46924 O. 47564 O. 48626 O. 50262 a) Bubble Point Pressure b) Measured Density 17 G

45、PA TP-2 72 = 3824699 0010632 232 W Table 14 Calculated Composition of MixNo. 1 RunNo. 6 (39.29 Mol % Bass Mix - 60.71 Mol % Ethane Mix) Component Me thane Ethane Propane ieo-Butane n- Butane ieo-Pentane n-Pentane n-Hexane n-Heptane n-Octane n-Nonane n -Dec ane Mol % 1.88 58. a3 13.87 3. 19 7.78 2.26

46、 2.63 2.57 2.70 2.24 1.25 O. 80 100.00 Mol Wt = 44.231 18 GPA TP-2 72 3824699 0010633 I179 Tablc 15 Density Data Mix No. 1 - Run No, 6 Tempe rature Prc s sure Density “F (PSIAI jm/cc 140 140 140 140 140 100 100 1 O0 1 O0 100 1 O0 60 60 60 60 60 60 60 32 32 32 32 32 32 140 140 140 140 140 140 0 7 tP

47、700 800 1200 495 525 600 800 1200 2000 34 Oa 344 400 500 800 1200 253 300 400 800 1200 678 682 700 800 1200 2000 2oooa 20ooa 2oooa O. 43017 O. 43137 0.43619 O. 45 125b O. 47170 O. 46927 O. 47028 O. 47245 O. 47764 O. 48647 O. 50050 O. 50225 O. 50242 O. 50354 O. 50532 O. 51034 O. 51630 O. 52650 O. 523

48、78 O. 52462 O. 52606 O. 53130 O. 53605 o. 54443 O. 42982 O. 42991 O. 43102 O. 43583 O. 4508 1 O. 47123 a) Bubble Point Pressure b) Measured density 19 ComDoncnt Methane Ethane Propane iso- Butane n-Butane ieo-Pentane n- Pentane n-Hexane n-Heptane n- Oc ta ne n-Nonane . n-Decane Mol Wt Density 32F (g

49、m /cc) GPA TP-2 72 m 382Lib99 00LOb3Li 005 m Table 16 Hydrocarbon Analyses Base Mix No. 2 Ethane Mix Mol % Mol % o. o2 50. 13 7. 17 18.20 3. 82 4.46 4.35 4. 58 3.80 2.12 1. 35 3. 10 96.90 100.00 60. 141 O. 61466 1500 psia 100.00 29.633 O. 43923 ! 2000 psia 20 GPA TP-2 72 = 3824699 00LOb35 T41 Temperature F 140 140 140 140 140 140 140 100 100 1 O0 100 100 1 O0 1 O0 60 60 60 60 60 60 60 60 32 32 32 32 32 32 32 32 140 140 140 140 140 140 140 Table 17 Density Data Base Mix No. 2 a) Bubble Point Pressure Pre e su re (PSW 175a 180 200 400 800 1200 2000 113a 125 1