55 lines
1.8 KiB
Matlab
55 lines
1.8 KiB
Matlab
function [] = plotWellResponse(Times,Wellpara)
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% 输入
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wellNumber = 1; % 井号
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dataType = 'dPWF'; % 类型，产气速度 GPR，产气速度 OPR, 产水速度 WPR，井底流压 BHP，压力导数 dPWF
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%
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t = Times;
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n= size(Times,1);
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% para = cell2mat(Wellpara);
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nw = wellNumber;%选井号
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% n = length(para);
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data = zeros(n,1);
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if strcmp(dataType, 'GPR')
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for i = 1 : n
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data(i) = Wellpara{i}{1,nw}.qg;
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figureYlegend = 'Gas production rate, m^3/d';
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end
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plot(t,data,'k^-');hold off; xlabel('Time, day');ylabel(figureYlegend);
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end
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if strcmp(dataType, 'OPR')
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for i = 1 : n
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data(i) = Wellpara{i}{1,nw}.qo;
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figureYlegend = 'Oil production rate, m^3/d';
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end
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plot(t,data,'k^-');hold off; xlabel('Time, day');ylabel(figureYlegend);
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end
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if strcmp(dataType, 'WPR')
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for i = 1 : n
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data(i) = Wellpara{i}{1,nw}.qw;
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figureYlegend = 'Water production rate, m^3/d';
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end
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plot(t,data,'k^-');hold off; xlabel('Time, day');ylabel(figureYlegend);
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end
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if strcmp(dataType, 'BHP')
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for i = 1 : n
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data(i) = Wellpara{i}{1,nw}.pwf;
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figureYlegend = 'BHP, MPa';
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end
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plot(t,data,'k^-');hold off; xlabel('Time, day');ylabel(figureYlegend);
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end
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if strcmp(dataType, 'dPWF') % dpwf/dlnt = t*dpwf/dt
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for i = 1 : n
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if i == 1
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data(i) = (Wellpara{i+1}{1,nw}.pwf-Wellpara{i}{1,nw}.pwf)/(log(t(i+1))-log(t(i)));
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elseif i == n
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data(i) = (Wellpara{i}{1,nw}.pwf-Wellpara{i-1}{1,nw}.pwf)/(log(t(i))-log(t(i-1)));
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else
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data(i) = (Wellpara{i+1}{1,nw}.pwf-Wellpara{i-1}{1,nw}.pwf)/(log(t(i+1))-log(t(i-1)));
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end
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figureYlegend = 'Pressure derivative, MPa';
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end
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plot(t,data,'k^-');hold off; xlabel('Time, day');ylabel(figureYlegend);
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set(gca, 'XScale', 'log');
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set(gca, 'YScale', 'log');
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end
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end |