针对我国石煤提钒浸出工艺基础理论研究薄弱、能耗大、效率低等问题，开展含钒石煤浸出过程的钒迁移规律及离子行为研究，以丰富和发展石煤提钒浸出理论体系。通过系统含钒石煤浸出试验设计，确定石煤提钒浸出反应进行的条件及限度，结合化学热力学计算和动力学模拟，绘制不同钒浓度和介质条件下V-H2SO4-H2O体系的热力学平衡图；同时对浸出渣进行ICP、XRD、SEM等检测，与浸出溶液的各离子浓度进行比对，确定石煤提钒浸出过程的钒迁移规律，建立适合石煤提钒过程的浸出动力学模型；考察浸出溶液体系中各主要离子反应过程，查明钒等主要离子的协同反应及集聚状态，并对新生成物相进行检测分析，获得详细的提钒浸出体系离子行为规律；最后结合所形成的石煤提钒浸出机理，对浸出过程进行反馈，验证其应用效果。从而有效地选择浸出剂种类、控制浸出条件、分析影响浸出的主要因素，进一步从理论角度探索浸出方案及揭示浸出过程中反应变化规律。

In view of China's vanadium leaching process of theoretical research foundation weak, high energy consumption, low efficiency, development of vanadium migration and ion behavior of vanadium-containing stone coal leaching process, in order to enrich and develop the theoretical system of leaching vanadium extraction from stone coal. Through vanadium-containing stone coal leaching experiment design, determination of vanadium leaching reaction conditions and limitations, combined with chemical thermodynamics and dynamics simulation of thermodynamic equilibrium diagram, drawing V-H2SO4-H2O system at different concentrations and typical temperature conditions; at the same time ICP, XRD, SEM etc. detection of leaching residue, and compare the different ion concentration in leaching solution, determine the migration of vanadium from stone coal vanadium leaching process, establish the leaching kinetics model for extracting vanadium from stone coal process; the main reactive ion leaching solution process, synergistic reaction mainly ion prove through investigation vanadium and agglomeration state, and the new generation of phase detection and analysis, to obtain vanadium ion leaching behavior system of law in details; finally formed by the combination of vanadium leaching mechanism, feedback on the leaching process, verify the application effect. In order to effectively selective leaching agent, leaching conditions, control and analyze the main factors influencing the leaching, further explored and the variation of reaction in leaching process of leaching solution from the theoretical point of view.