摘要
Coupledtransferofsoilwaterandheatinclosedcolumnsofhomogeneousredsoilwasstudiedunderlaboratoryconditions.Acoupledmodelwasconstructedusingsoilphysicaltheory,empiricalequationsandexperimentaldatatopredictthecoupledtransfer.Theresultsshowthattransportofsoilwaterwasaffectedbytemperaaturegradient,andthelargestnetwatertransportwasfoundinthesoilcolumnwithinitialwatercontentof0.148m^3m^-3,Atthesametime,temperaturechangeswiththetransportofsoilwaterwasinanonlinearshapeasheatparameterswrefunctionofwatercontent,andthechangesoftemperaturewerepositivelycorrelatedwiththenetamountofwatertransported.Numericalmodellingresultsshowthatthepredictedvaluesoftemperaturedistributionwereclosetotheobservedvalues,whilethepredictedvaluesofwatercontentexhibitedlimiteddeviationatbothendsofthesoilcolumnduetotheslighttemperaturechangesatbothends.ItWASindicatedthatthemodelproposedherewasapplicable.
出版日期
2001年02月12日(中国Betway体育网页登陆平台首次上网日期,不代表论文的发表时间)