黑洞并非只吞噬物质，它周围的环境反而能将引力和自转能转化为巨大的动能，形成所谓的“黑洞加速”现象。
物质在吸积盘中沿渐进轨道螺旋下落，极度压缩和摩擦产生高温等离子体；强烈磁场借助Blandford–Znajek机制或磁化盘风把黑洞自转能抽取出来，驱动相对论性喷流。
喷流内部的冲击、磁重联与湍流可通过费米加速等过程把电子和质子逐级加速到接近光速，成为高能宇宙射线、伽马射线和射电辐射的来源。
黑洞并合时产生的引力波伴随不对称动量输运，会把残余黑洞“踢出”极高速度，表现为黑洞的动量加速。
观测上，类星体、活动星系核、射电喷流及快速射电暴等现象均支持黑洞作为宇宙中极端能量转换器的角色。
研究黑洞加速不仅有助于揭示高能粒子起源，还关系到星系反馈、能量循环和引力波天文学的交叉问题。
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