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8/13/2019 Prediction of Valve Behaviour With Pulsating Flow in Reciprocatin
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Purdue University
Purdue e-Pubs
International Compressor Engineering Conference School of Mechanical Engineering
1972
Prediction of Valve Behaviour With Pulsating Flowin Reciprocating Compressors
J.F. T. MacLarenUniversity of Strathclyde
A. B. TramschekUniversity of Strathclyde
Follow this and additional works at: hp://docs.lib.purdue.edu/icec
is document has been made available through Purdue e-Pubs, a ser vice of the Purdue University Libraries. Please contact [email protected] for
additional information.
Complete proceedings may be acquired in print and on CD-ROM directly from the Ray W. Herrick Laboratories at hps://engineering.purdue.edu/
Herrick/Events/orderlit.html
MacLaren, J.F. T. and Tramschek, A. B., "Prediction of Valve Behaviour With Pulsating Flow in Reciprocating Compressors" (1972).International Compressor Engineering Conference. Paper 31.hp://docs.lib.purdue.edu/icec/31
http://docs.lib.purdue.edu/?utm_source=docs.lib.purdue.edu%2Ficec%2F31&utm_medium=PDF&utm_campaign=PDFCoverPageshttp://docs.lib.purdue.edu/icec?utm_source=docs.lib.purdue.edu%2Ficec%2F31&utm_medium=PDF&utm_campaign=PDFCoverPageshttp://docs.lib.purdue.edu/me?utm_source=docs.lib.purdue.edu%2Ficec%2F31&utm_medium=PDF&utm_campaign=PDFCoverPageshttp://docs.lib.purdue.edu/icec?utm_source=docs.lib.purdue.edu%2Ficec%2F31&utm_medium=PDF&utm_campaign=PDFCoverPageshttps://engineering.purdue.edu/Herrick/Events/orderlit.htmlhttps://engineering.purdue.edu/Herrick/Events/orderlit.htmlhttps://engineering.purdue.edu/Herrick/Events/orderlit.htmlhttps://engineering.purdue.edu/Herrick/Events/orderlit.htmlhttp://docs.lib.purdue.edu/icec?utm_source=docs.lib.purdue.edu%2Ficec%2F31&utm_medium=PDF&utm_campaign=PDFCoverPageshttp://docs.lib.purdue.edu/me?utm_source=docs.lib.purdue.edu%2Ficec%2F31&utm_medium=PDF&utm_campaign=PDFCoverPageshttp://docs.lib.purdue.edu/icec?utm_source=docs.lib.purdue.edu%2Ficec%2F31&utm_medium=PDF&utm_campaign=PDFCoverPageshttp://docs.lib.purdue.edu/?utm_source=docs.lib.purdue.edu%2Ficec%2F31&utm_medium=PDF&utm_campaign=PDFCoverPages8/13/2019 Prediction of Valve Behaviour With Pulsating Flow in Reciprocatin
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(d) Gas pulsations as factor affectingoperation of operating of automatic valves inreciprocating compressors A.S.H.R.A.E. /A.S.M.E. (Central Indiana Section)/RayW.Herrick Laboratories, Compressor TechnologyConference, Purdue University, July 19 72
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I40 -to 20 40 -r.o -40-ao 201'1i0 - 6 1 f o 6 ~ J . ~ - 2 G 2rf 4d'aoCRANK ANCSL.E. CRANK ANGLE CRANK ANGLE
I E N ~ T H OP CONNECTING PIPE t'22 mm. LEN6TH OF CONNECT INa PIPE,.224 mm. L.ENf4Tiol OF CONNECTING P I P ~ 824 rnm.
&AUER (REF. 411'16. %. EFFECT OF PIPELINE PUI..SA'T10NS ON DISCHARGE VALVE t \ I S P ~ A C E M E N T
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CRANK ANGLE-DEGREESFIG. 2. MACLAREN ANO KERR (REF9) 3Rt? STAGE 3000 l lp, 300REV./MIN. 55TAGEAIR
COMPRESSOR: SUC'TION VAL.VE OISPLACE.MEN'f AND LIN P R E S ~ U R E DIAGRAMS.
207
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P UL.SE Arv1P'L.ITUIHt 1t 5 /o(MEAN SUCTION PRESSURE 136 lbf/ina)
ANAL.YTICAL. VAL.VE QISPL.ACENEN'f WHENPUL.SE COMMENCES AT 16 6 __ __
AT 1 71 11......... -
NO PRESSURE PUI.SE ___ ....... _ __EXPERIMENTAL. Vlt.LVE DISPL.ACEMENT
CRANKAN$L.E - oe"'REES110 120 130 140 150 160
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MACL.A REN AND KERR (REF 9 ) 3000 hp, 300 rev/min, 5 STAGE AIR C O ~ P R E S S O R :~ F F E C T OF P L E N I U ~ CHAMBER PRESSURE PUL.SE ON SUCTION VAI VE CL.OSURE.
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N 1 - r ~ O G I : ' O . N 0 5 >UC . T I ON : > , : ; . > E . S S U ~ e I 04 F\. , . - . . . . ,os;SUCTION PIPE LENGTHS : NIL.
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18 rn..16 1 1\.44m
CRANKANGLE: DEGREES450 155 1IDO 'I
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Bli. ABL .IK (RE.F 11b)1o VAi.VI> ; V\A i. . li :. V>L.OCITY ; .ll,p OII F E R: ,Nt; ii; . 4e iOS6 YAL.\E; w .l ltl : MASS Fi.OW i
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SUCTION PRESSURE:- I ATMOSSUCTION PIPE LENGTHS:- 18 25ft0 125ft111
l ~ ,. rr ' 0 Sf t. I li \ : :I I ,.9 I ; I : \ : : I , 1 f.I . I I :I 1 1:1.I : I I I J I I; I :I ; I I I I I : I:g I . I I I 1:9 I; I I I r I I II I I I: I I:I I; I \I: I I .I0 I ;I: I I; . I I : I...0 I I I I I : II I: : 1:I I : I' I 1: I : II ; I I: II : I I;0 u, I I : ILll I v I : I 1; IC? I. :I I I 1;: :I I: "~ u :I I I; I : n I I: I I I:I I : I I0 I.,. :I I : II I0 :I II I II I I I II I :I I I I~ I I I j I I I0 I :I I I III I I I. . :I j I I I. . I : I II :I II I I I0 :I :I .. I:I I IC? ;I I I:I ;I II .II : :r:I ;I I2 :I :I w I0 t I:1 :I It : ,CRANI< ANGLE DEGREES 'I I ., r:: I .: .. ' .
.360 380 400 420 + ' tO 460 480 500 520 540 560MACLAREN AND TRAMSCHE K
FIG 8. En ECT or SUCTION PIPE LE NG TH ON COMPUTED MOVEMENT OF SUCliON VA LVE PLATESINGLE STAGE AIR COMPRESSOR , 400 REV/ MIN
210
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S.UC.IIOt J PIP Z in J 4 J v t T t8 25 ft l.ONCiir .
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~ _ _ AND ... S C . IFIG . 9. OM PUTED CYLINDE? ~ S U R E 1 PIP ; : LINE PULSATIONS I ND DISPLACEMENT 01 ' YAI YE S
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