analysis of water injection into high-temperature mixture of ...

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110gamma_der_tautau = 0;for i = 1 : 34gamma_der_pi = gamma_der_pi - n1(i) * I1(i) * (7.1 - Pi) ^ (I1(i) - 1) * (tau -1.222) ^ J1(i);gamma_der_pipi = gamma_der_pipi + n1(i) * I1(i) * (I1(i) - 1) * (7.1 - Pi) ^ (I1(i) -2) * (tau - 1.222) ^ J1(i);gamma_der_pitau = gamma_der_pitau - n1(i) * I1(i) * (7.1 - Pi) ^ (I1(i) - 1) * J1(i)* (tau - 1.222) ^ (J1(i) - 1);gamma_der_tautau = gamma_der_tautau + n1(i) * (7.1 - Pi) ^ I1(i) * J1(i) * (J1(i) -1) * (tau - 1.222) ^ (J1(i) - 2);endCv1_pT = R * (-tau ^ 2 * gamma_der_tautau + (gamma_der_pi - tau *gamma_der_pitau) ^ 2 / gamma_der_pipi);
111BIOGRAPHYName : Mr.Paramust JuntarakodThesis Title : Analysis of Water Injection into High-Temperature Mixtureof Combustion Products in a Cylinder of Spark Ignition EngineMajor Field : Mechanical EngineeringBiographyHis education and Employment History, he earned a Bachelor of engineeringdegree in mechanical engineering from King Mongut’s Institute of Technology NorthBangkok Technology in 2004 and Master of engineering degree in Mechanicalengineering from King Mongut’s University of Technology North Bangkok in 2008After one year of graduate, He was worked as site engineer at BLCP Power ElectricProject, Map Ta Phut Industrial Estate, Rayong with Thai Jurong EngineeringLimited. He worked in many positions such as structure & piping engineer,maintenance engineer, and quality engineer. Along the two year as graduate, he joinedthe Defencen Industry Program of Thailand research fund by conducted the researchwith university in positions project engineer.Paramust’s home address at 19 M.2 T. Chiangmai A. Phochai P. Roi-et 45230and E-mail, paramust_kmitnb@hotmail.com
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ANALYSIS OF WATER INJECTION INTO HI
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Thesis CertificateThe Graduate Coll
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ชื่อ : นายปรม
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TABLE OF CONTENTSPageAbstract (in E
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LIST OF TABLESTablePage3-1 Solution
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LIST OF FIGURES (CONTINUED)FigurePa
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LIST OF ABBREVIATIONS, SYMBOLS AND
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CHAPTER 1INTRODUCTION1.1 Background
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31.6.6 Water injected is assumed to
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6for these working fluid models can
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CHAPTER 3METHODOLOGY FOR ANALYSIS O
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11perform the necessary calculation
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13h b P T w−0.2 0.8 −0.55 0.8=
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15the procedure required Nitrogen(
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171N22 NEq.3-461 1O+2N2 NOEq.3-472
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19∂y1 cy ∂y1 cy ∂y 1 c ∂y 1
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211/2( cy )∂y ∂∂c ∂y∂T
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23[ A][ ∂y/ ∂ P] + [ ∂f / ∂
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25⎛ • • •ln ln ⎞⎛⎞( )
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27( θ= −π)θ>θ bθ>θ W( θ=π
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CHAPTER 4RESULTS AND DISCUSSIONThis
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31FIGURE 4-1 Comparison of an actua
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33FIGURE 4-4 Schematic of the port
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35Temperature (K)250023002100190017
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37cylinder temperature. So, a more
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39Thermal efficiency (%)43424140393
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41Theoretically, the high useful co
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45injection-fuel ratio increases gr
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49When considering relative tempera
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51Temperature (K)240021001800150012
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53When considering relative tempera
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55Temperature (K)220019001600130010
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CHAPTER 5CONCLUSIONS AND SUGGESTION
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REFERENCES1. Ricardo, H.R. The High
Page 74: APPENDIX ADerivative equations of i
Page 78 and 79: 64TABLE A-3 Curve fit coefficients
Page 80 and 81: 66TABLE A-5 Curve fit coefficients
Page 82 and 83: 68The following is the derivative v
Page 84 and 85: 70From the definition of entropyh =
Page 86 and 87: 72• ⎛ ⎞ • ⎛Tb∂u •b∂
Page 88 and 89: 74• ⎛1 ⎞ •∂u ⎛∂ ∂
Page 90 and 91: 76⎛ • • •ln ln ⎞⎛⎞( )
Page 92 and 93: 78The following is the derivative v
Page 94 and 95: 80From the definition of entropy h
Page 96 and 97: 82• ⎛ Tb u ⎞ • • ⎛bmTb
Page 98 and 99: 84• ⎛1 ⎞ • •∂u ⎛ ⎞
Page 100 and 101: 86• • • ⎛ u ⎞bmb( hW ub)
Page 102 and 103: 88Appendix D MATLAB program scripts
Page 104 and 105: 90[thetawater,pTbWQlHl2]=ode45('Rat
Page 106 and 107: 92-0.69353550E-14 -0.14245228E+05 0
Page 108 and 109: 940.21*(1-phi) 0 0]';dcdT=0;else %
Page 110 and 111: 96dfdp=zeros(4,1);dYdT=zeros(11,1);
Page 112 and 113: 98dcdT(1)=-dKdT(1)*sqrt(patm)/K(1)^
Page 114 and 115: 100Iter=Iter+1;[hb,u,v,s,Y,cp,dlvlT
Page 116 and 117: 102yprime(2)=-Const1/cpb/x*Qconvb+v
Page 118 and 119: 104masswaterin=massfuel*mwpmf;% Tot
Page 120 and 121: 106savefile = 'Volume.mat';RTWV=RTW
Page 122 and 123: 108p=pTarray(:,1);T=pTarray(:,2);hc
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