【文章內(nèi)容簡介】 Nuclear Society (ANS)安全級 safety class失效 failure安全功能 safety function裕度 margin反應(yīng)堆冷卻劑系統(tǒng) Reactor Coolant System (RCS)在役檢查 inservice inspection汽水分離器 moisture separator干燥器 steam dryer堆內(nèi)構(gòu)件 reactor internals反應(yīng)堆冷卻劑泵，主泵 reactor coolant pump (RCP), main pump穩(wěn)壓器 pressurizer波動管 surge line剖視圖 sectional view控制棒 control rod控制棒組件 Control Element Assembly (CEA)控制棒驅(qū)動機構(gòu) Control Element Drive Mechanism (CEDM)控制棒導(dǎo)向管 Control Rod Guide Tube (CRGT)上部支撐板 upper support plate燃料組件 fuel assembly進口接管 inlet nozzle出口接管 outlet nozzle堆芯吊籃 core barrel可燃吸收體 burnable absorber管側(cè) tube side殼側(cè) shell side蒸汽管線 steam line一次冷卻劑 primary coolant主蒸汽 main steam反應(yīng)性引入 reactivity insertion濃度 concentration參考負荷 reference load冷卻劑平均溫度 coolant average temperature稀釋 dilution裂變產(chǎn)物 fission product積累 buildup反應(yīng)堆調(diào)節(jié)系統(tǒng) Reactor Regulating System (RRS)（程序）整定值 programmed value峰值線釋熱率 peak linear heat rate軸向功率分布 axial power distribution方位角 azimuthal（中子通量）方位角偏差 azimuthal tilt偏離泡核沸騰 Departure from Nucleate Boiling (DNB)偏離泡核沸騰比 Departure from Nucleate Boiling Ratio (DNBR)堆內(nèi)測量系統(tǒng) InCore Detector System (ICDS)自給能中子探測器 SelfPowered Neutron Detector (SPND)信號調(diào)理 signal conditioning反應(yīng)堆緊急停堆 reactor trip汽機脫扣 turbine trip可靠性 reliability規(guī)范，法規(guī) code燃耗 burnup（十一）反應(yīng)堆容器與堆內(nèi)構(gòu)件環(huán)鍛件 ringforging鍛造 forge鍛件 forging監(jiān)視 surveillance樣品，試樣 specimen安裝 mount奧氏體的 austenitic不銹鋼 stainless steel法蘭 flange熱電偶 thermocouple零延性轉(zhuǎn)變溫度 nilductility transition temperature (TNDT)注量率 fluence集成中子通量 NVT=Total Integrated Neutron Flux = Integrated Flux = Fluence = Neutron density 180。 Velocity 180。 Time 【unit】：[n/m3m/ss]= [n/m2]旁通，支路 bypass磷 phosphorous硫 sulfur = sulphur焊 weld臨界值，限值 threshold（機）接合，嚙合，對位 engage凸緣，凸起部，輪轂 boss逐漸變細的 tapered圓頂 dome圍板 shroud（十二）反應(yīng)堆堆芯與燃料可燃吸收棒 burnable absorber rod蠕變 creep柵格 lattice中子源 neutron source阻力塞 plug反應(yīng)性價值 reactivity worth比功率 specific power銻 antimony鎘 cadmium锎 californium銦 indium陶瓷（狀）的 ceramic（機）間隙 clearance污染 contaminate柵格架；電網(wǎng)；網(wǎng)格 grid因科鎳 inconel固有安全性 inherent safety非能動安全 passive safety能動安全 active safety套管，套筒 sleeve定位格架 spacer grid星形架，蜘蛛 spider乏燃料 spent fuel（十三）壓水堆冷卻劑系統(tǒng)主要設(shè)備U形管蒸汽發(fā)生器 Utube steam generator核供汽系統(tǒng) Nuclear Steam Supply System (NSSS)一次系統(tǒng) primary system二次系統(tǒng) secondary system主蒸汽 main steam汽輪機，透平機械 turbine給水與凝汽系統(tǒng) feed and condensate system熱管段，熱腿 hot leg冷管段，冷腿 cold leg堵管裕量 tube plugging margin在188。188。情況下 in the event of換熱器 heat exchanger (HX)節(jié)熱器，省煤器 economizer給水