The correlation between seismic velocity （v<sub>p</sub>） and radiogenic heat production （A） en-ables the distribution of crustal heat production to be evaluated,from which the mantle heat flow for 21se...The correlation between seismic velocity （v<sub>p</sub>） and radiogenic heat production （A） en-ables the distribution of crustal heat production to be evaluated,from which the mantle heat flow for 21seismic velocity-depth profiles located along the two continental geotraverses in Southeast China can bededuced.Several approaches have been proposed to special problems connected with the conversion ofseismic velocities into heat production in orogenic areas.The results show that the crustal heat flow inSoutheast China is quite inhomogeneous,varying between 17.8 and 46 mW·m<sup>-2</sup>,which can be attribut-ed to the complicated crustal structure related to overthrusting and overlapping in the upper crust.The re-markable regional variation in the mantle heat flow,ranging from 23.2 to 41.6 mW·m<sup>-2</sup>,correspondsto the large-scale tectonothermal evolution of the orogenic belts.展开更多
基金the National Natural Science Foundation of China
文摘The correlation between seismic velocity （v<sub>p</sub>） and radiogenic heat production （A） en-ables the distribution of crustal heat production to be evaluated,from which the mantle heat flow for 21seismic velocity-depth profiles located along the two continental geotraverses in Southeast China can bededuced.Several approaches have been proposed to special problems connected with the conversion ofseismic velocities into heat production in orogenic areas.The results show that the crustal heat flow inSoutheast China is quite inhomogeneous,varying between 17.8 and 46 mW·m<sup>-2</sup>,which can be attribut-ed to the complicated crustal structure related to overthrusting and overlapping in the upper crust.The re-markable regional variation in the mantle heat flow,ranging from 23.2 to 41.6 mW·m<sup>-2</sup>,correspondsto the large-scale tectonothermal evolution of the orogenic belts.
