The invention discloses a ship ammonia fuel supply system and supply method. The supply system comprises a liquid ammonia fuel supply system and an ammonia treatment and collection system. The liquid ammonia fuel liquid supply system comprises a liquid ammonia storage tank, a liquid supply pipeline and a liquid return pipeline, a supply pump, a daily tank, a booster pump, a heater, a filter and a first BBD valve group are sequentially arranged on the liquid supply pipeline, the outlet end of the liquid supply pipeline is communicated with an ammonia fuel engine, and the liquid return pipeline is communicated with the daily tank and the ammonia fuel engine and is provided with a second BBD valve group; the ammonia collecting and processing system comprises an ammonia collecting tank and an ammonia reliquefaction unit, the ammonia collecting tank is communicated with a liquid ammonia storage tank, the ammonia reliquefaction unit comprises an ammonia compressor and a cooler, the ammonia collecting tank and the liquid ammonia storage tank are respectively communicated with the ammonia compressor, and a cooling outlet of the cooler is communicated with the liquid ammonia storage tank. According to the supply system, random emission of ammonia can be avoided, the safety of system equipment can be ensured, and ammonia fuel can be reliably supplied on the premise that the safety of human bodies and the environment is met.
本申请公开一种船舶氨燃料供给系统和供给方法,其中所述供给系统包括液氨燃料供液系统和氨处理收集系统;液氨燃料供液系统包括液氨储罐、供液管路和回液管路,供液管路上依次设置有供给泵、日用罐、增压泵、加热器、过滤器和第一BBD阀组,供液管路的出口端连通氨燃料发动机,回液管路连通所述日用罐和所述氨燃料发动机,并设置有第二BBD阀组;氨收集处理系统包括氨收集罐和氨气再液化机组,氨收集罐连通液氨储罐,氨气再液化机组包括氨压缩机和冷却器,所述氨收集罐和所述液氨储罐分别连通所述氨压缩机,冷却器的冷却出口连通所述液氨储罐。该供给系统能够避免氨的随意排放,并能确保系统设备安全,在满足人体和环境安全的前提下可靠的供应氨燃料。
Ship ammonia fuel supply system and supply method
一种船舶氨燃料供给系统和供给方法
2022-06-28
Patent
Electronic Resource
Chinese