▎ 摘　　要

NOVELTY - An electric explosion nitrogen doped graphene material is prepared by regulating electric explosion tank electric explosion system pitch, fixing graphite rod through electrode chuck on electrode, adding electric explosion tank with nitrogen source solution, sealing with tank cover, using high voltage capacitor, starting electric explosion system, discharging circuit, setting high voltage capacitor voltage, opening electric explosion tank, collecting suspension, ultrasonic dispersion treating, standing, sedimenting, and filtering. USE - Method for preparing electric explosion nitrogen doped graphene material (claimed). ADVANTAGE - The product has good crystallinity. The method has simple process control, does not need to carry out complex process control, and produces low requirement. DETAILED DESCRIPTION - An electric explosion nitrogen doped graphene material is prepared by regulating electric explosion tank electric explosion system pitch to 50 plus minus plus minus 0.5 mm, fixing graphite rod through electrode chuck on electrode, adding electric explosion tank with nitrogen source solution, sealing with tank cover, using high voltage capacitor at voltage of 18-24 kV, starting electric explosion system, discharging circuit, setting high voltage capacitor voltage to 0 kV, opening electric explosion tank, collecting suspension, ultrasonic dispersion treating, standing, sedimenting, filtering to no solid particle, observing, adding 20 wt.% hydrochloric acid at ratio of 1:2-4, reacting at 50-70 degrees C for 5-15 hours, filtering, washing with deionized water, regulating pH to 7, vacuum drying at - 50 to - 55 degrees C for 24-48 hours. The electric explosion system comprises cable connected charging power supply, high voltage capacitor group and electric explosion tank. The electric explosion tank comprises air inlet valve, exhaust valve, tank cover, electric explosion tank main body, insulation high temperature resistance nylon block, fixing pin, electrode, fixed joint, electrode chuck, periphery device and vacuum pump. The electric explosion tank main body upper part is detachably equipped with tank cover provided with two sealing ring.