【正文】 roughness14相對(duì)粗糙度　15局部阻力local resistance16局部阻力系數(shù)coefficient of local resistance17當(dāng)量局部阻力系數(shù)equivalent coefficient of local resistance18折算局部阻力系數(shù)effective coefficient of local resistance19阻力平衡hydraulic resistance balance20壓力損失pressure drop21水力失調(diào)hydraulic disorder22極限流速limiting velocity23經(jīng)濟(jì)流速economic velocity24系統(tǒng)阻力system resistance25作用半徑operating range26資用壓力available pressure27工作壓力working pressure。 heating appliance2鍋爐boiler3熱水鍋爐hot water boiler4蒸汽鍋爐steam boiler5換熱器heat exchanger6水－水式換熱器waterwater type heat exchanger7汽－水式換熱器steamwater type heat exchanger8表面式換熱器surfacetype heat exchanger。 directcontact heat exchanger10蒸汽噴射器steam ejector11膨脹水箱expansion tank12凝結(jié)水箱condensate tank 13開(kāi)式水箱open tank14閉式水箱closed tank15補(bǔ)給水泵makeup water pump16循環(huán)泵circulating pump17加壓泵booster18凝結(jié)水泵condensate pump19手搖泵hand pump20真空泵vacuum pump21散熱器radiator。 pipe radiator26暖風(fēng)機(jī)unit heater27軸流式暖風(fēng)機(jī)unit heater with axial fan28離心式暖風(fēng)機(jī)unit heater with centrifugal fan29空氣加熱器air heater30空氣幕air curtain31熱風(fēng)幕warm air curtain32燃油熱風(fēng)器oilfired unit heater33燃?xì)鉄犸L(fēng)器gasfired unit heater34金屬輻射板metal radiant panel35塊狀輻射板unit radiant panel36帶狀輻射板strip radiant panel37紅外線輻射器infrared radiant heater38混水器waterwater jet39除污器strainer40分汽缸steam manifold。 pressure reducing valve46安全閥safety valve。 nonreturn valve48截止閥stop valve49閘閥gate valve50角閥angle valve51浮球閥float valve52放氣閥vent。 thermostatic steam trap2 通風(fēng)術(shù)語(yǔ) 一般術(shù)語(yǔ)1通風(fēng)ventilation2工業(yè)通風(fēng)industrial ventilation3自然通風(fēng)natural ventilation4機(jī)械通風(fēng)mechanical ventilation。 entirely ventilation。 slot exhaust on edges of tanks16事故通風(fēng)emergency ventilation17誘導(dǎo)通風(fēng)inductive ventilation18單向流通風(fēng)unidirectional flow ventilation19通風(fēng)量ventilation rate20換氣次數(shù)air changes。 excessive heat26余濕moisture excess27有害物質(zhì)harmful substance28蒸汽vapo(u)r29有害物質(zhì)濃度concentration of harmful substance30質(zhì)量濃度mass concentration31體積濃度volumetric concentration32計(jì)數(shù)濃度number concentration。 fire prevention35防爆explosion proofing36防煙smoke control37排煙smoke extraction 自然通風(fēng)與隔熱降溫1有組織自然通風(fēng)organized natural ventilation。 uncontrolled natural ventilation3穿堂風(fēng)through flow。 crossventilation4自然排風(fēng)系統(tǒng)natural exhaust system5熱壓thermal pressure。 stack effect pressure6風(fēng)壓wind pressure7余壓excess pressure8建筑氣流區(qū)building flow zones9穩(wěn)定氣流區(qū)contour zone10正壓區(qū)zone of positive pressure11空氣動(dòng)力陰影區(qū)recirculation cavity。 zone of aerodynamic shadow12尾流區(qū) zone of wake 13負(fù)壓區(qū)zone of negative pressure14散熱源source of heat release 15散熱量heat release16散熱強(qiáng)度specific heat load17散熱量有效系數(shù)coefficient of effective heat emission18排風(fēng)溫度temperature of outgoing air 19中和界neutral level。 neutral pressure level20避風(fēng)天窗protected[roof]monitor。 baffle plate22倒灌wind blow in。 hot shop24隔熱heat(thermal)insulation25隔熱屏heat screen。 water curtain27隔熱水箱water tank for heat(thermal)insulation。 local relief system5局部排風(fēng)系統(tǒng)local exhaust system6事故通風(fēng)系統(tǒng)emergency ventilate on system7通風(fēng)設(shè)備ventilation equipment。 fan house11送風(fēng)機(jī)室supply fan room12排風(fēng)機(jī)室exhaust fan room13進(jìn)風(fēng)口air intake14百葉窗l(fā)ouver。 hood18外部吸氣罩capturing hood19接受式排風(fēng)罩receiving hood20密閉罩exhausted enclosure。 closed booth24排風(fēng)柜laboratory hood。 side hood27槽邊排風(fēng)罩rim exhaust。 lateral exhaust at the edge of a bath28吹吸式排風(fēng)罩pushpull hood29罩口風(fēng)速face velocity30控制風(fēng)速capture velocity。 lyophilic dust4疏水性粉塵hydrophobic dust。 free silicon dioxide6氣溶膠aerosol7大氣塵airborne particles。 atmospheric dust8煙[塵]smoke9煙[霧]fume10煙氣fumes11液滴droplet12霧mist13粒子particle。 granulometric distribution16安息角angle of repose。 density of dust particle19堆積密度volume density。 bulk density20比電阻resistivity。 dust separation。 mechanical cleaning off dust30濕法除塵wet dust collection。 pneumatic transport38含塵濃度dust concentration39初始濃度initial concentration of dust40除塵效率overall efficiency of separation。 collection efficiency41分級(jí)除塵效率grade efficiency。 clogging capacity。 slip rate48氣布比airtocloth ratio。 media velocity50連續(xù)除灰continuous dust dislodging。 intermittent dust removal 有害氣體凈化及排放1有害氣體harmful gas and vapo[u]r2氣體吸收absorption of gas and vapo[u]r3氣體吸附adsorption of gas and vapo[u]r4氣體燃燒bustion of gas and vapo[u]r5直接燃燒direct bustion6熱力燃燒thermal oxidation。 catalytic oxidation8氣體冷凝condensation of vapo[u]r9吸收裝置absorption equipment10吸收劑absorbent11解吸desorption12吸收質(zhì)absorbate13吸附裝置adsorption equipment。 dispersion17大氣湍流atmospheric turbulence18大氣穩(wěn)定度atmospheric stability19逆溫temperature inversion20逆溫層inversion layer。 stack。 smoke plume23煙羽抬升高度plume rise height24煙羽有效高度effective stack height25大氣污染atmospheric pollution。 air contaminant27排放濃度emission concentration28落地濃度groundlevel concentration 通風(fēng)管道及附件1通風(fēng)管道ventilating duct2風(fēng)管air duct。 air duct。 trunk duct5[通風(fēng)]干管main duct6[通風(fēng)]支管branch duct7軟管flexible duct8柔性接頭flexible joint9集合管air manifold。 through air duct11筒形風(fēng)帽cylindrical ventilator。 weather cap13錐形風(fēng)帽conical cowl。 part。 turning vane。 nonreturn damper24防火閥fire damper。 smoke damper26排煙閥smoke exhaust damper27防回流裝置backflow preventer。 exhaust opening or inlet。 slote diffuser33旋流風(fēng)口twist outlet。 rotary supply outlet36插板式送吸風(fēng)口air supply(suction)opening with slide plate37吸風(fēng)口exhaust opening。 exhaust outlet39清掃孔cleanout opening。 sampling hole42風(fēng)管支吊架support(hanger) of duct 通風(fēng)與除塵設(shè)備1通風(fēng)機(jī)