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1、English Name Chinese Name1. Gas Turbine Portion1.1 GeneralGAS TURBINE燃气轮机FLAME DETECTOR火焰探测器GT BOLT HEATER DISTRIBUTION BOARD燃机螺栓加热器配电盘GAS DETECTOR漏气探测器1.2 Inlet Air SystemGT INLET AIR FILTER燃机进气过滤器GT INLET AIR FILTER ROOF MOUNTED HOIST燃机进气过滤器屋顶起重机GT INLET AIR FILTER PULSE CLEANING AIR COMPRESSOR燃机进
2、气过滤器脉冲式清洗用空压机1.3 Air & Flue Gas SystemTURBINE COOLING AIR COOLER (WITH FUEL GAS HEATER)TCA冷却器(兼燃料加热器)TURBINE COOLING AIR COOLER FAN (A) TCA冷却器风扇(A)TURBINE COOLING AIR COOLER FAN (B) TCA冷却器风扇(B)TURBINE COOLING AIR COOLER FAN (C) TCA冷却器风扇(C)TURBINE COOLING AIR FILTER TCA过滤器BEARING SEAL AIR FILTER轴承密封空
3、气过滤器BEARING SEAL AIR DRAIN SEPARATOR轴承密封空气水份分离器COMPRESSOR BLADE WASHING WATER TANK压气机叶片清洗水箱COMPRESSOR BLADE WASHING PUMP压气机叶片清洗水泵COMPRESSOR BLADE WASHING PUMP LOCAL CONTROL PANEL压气机叶片清洗水泵就地控制柜GT PURGE AIR CONTROL VALVE燃机吹扫空气控制阀GT PURGE AIR DIFFERENTIAL PRESSURE INDICATOR ROOT VALVE 燃机吹扫空气压差指示器一次门GT
4、PURGE AIR PRESSURE TEST VALVE燃机吹扫空气压力试验阀GT COOLING AIR FILTER DRAIN VALVE燃机冷却空气过滤器疏水阀TCA COOLER OUTLET HEADER DRAIN VALVETCA冷却器出口联箱疏水阀1.4 Lubrication SystemLUBE OIL RESERVOIR 润滑油箱MAIN LUBE OIL PUMP (A)主润滑油泵(A)MAIN LUBE OIL PUMP (B)主润滑油泵(B)EMERGENCY LUBE OIL PUMP事故润滑油泵LUBE OIL COOLER (A)润滑油冷却器(A)LUBE
5、 OIL COOLER (B)润滑油冷却器(B)LUBE OIL HEATER (A)润滑油加热器(A)LUBE OIL HEATER (B)润滑油加热器(B)LUBE OIL VAPOR EXTRACTOR (A)润滑油抽油烟机(A)LUBE OIL VAPOR EXTRACTOR (B)润滑油抽油烟机(B)LUBE OIL MIST SEPARATOR (A)润滑油油雾分离器(A)LUBE OIL MIST SEPARATOR (B)润滑油油雾分离器(B)LUBE OIL FILTER润滑油过滤器LUBE OIL ACCUMULATOR润滑油蓄能器LUBE OIL PURIFIER润滑油过
6、滤器LUBE OIL PRE-FILTER 润滑油前置过滤器LUBE OIL COALESCE FILTER润滑油组合过滤器LUBE OIL PURIFIER PUMP润滑油滤油泵PILOT VALVE FOR BEARING OIL PRESSURE CONTROL VALVE轴承油压控制阀先导阀LUBE OIL RESERVOIR INNER PRESSURE GAUGE ISOLATION VALVE润滑油箱内部压力表一次门MAIN LUBE OIL PUMP(A) OUTLET PRESSURE GAUGE ISOLATION VALVE主润滑油泵（A）出口压力表一次门MAIN LUB
7、E OIL PUMP(B) OUTLET PRESSURE GAUGE ISOLATION VALVE主润滑油泵（B）出口压力表一次门EMERGENCY OIL PUMP OUTLET PRESSURE GAUGE ISOLATION VALVE事故油泵出口压力表一次门MAIN LUBE OIL PUMP(A) OUTLET PRESSURE SWITCH ISOLATION VALVE主润滑油泵（A）出口压力开关一次门MAIN LUBE OIL PUMP(B) OUTLET PRESSURE SWITCH ISOLATION VALVE主润滑油泵（B）出口压力开关一次门LUBE OIL RE
8、SERVOIR INNER PRESSURE TRANSMITTER ISOLATION VALVE润滑油箱入口压力变送器一次门LUBE OIL FILTER DIFFERENTIAL PRESSURE GAUGE (HIGH) ISOLATION VALVE润滑油滤油器差压表一次门（高压侧）LUBE OILFILTER DIFFERENTIAL PRESSURE GAUGE (LOW) ISOLATION VALVE润滑油滤油器差压表一次门（低压侧）LUBE OIL PRESSURE TRANSMITTER ISOLATION VALVE润滑油压力变送器一次门LUBE OIL PRESSUR
9、E SWITCH ISOLATION VALVE润滑油压力开关一次门LUBE OIL PRESSURE SWITCH ISOLATION VALVE润滑油压力开关一次门LUBE OIL PRESSURE SWITCH ISOLATION VALVE润滑油压力开关 一次门LUBE OIL PRESSURE INDICATOR ISOLATION VALVE润滑油压力指示器一次门LUBE OIL RESERVOIR SAMPLING VALVE润滑油箱取样门LUBE OIL RESERVOIR DRAIN VALVE润滑油箱排污门LUBE OIL SUPPLY LINE DRAIN VALVE润滑
10、油供油管排污门LUBE OIL FILTER DRAIN VALVE润滑油过滤器排污门LUBE OIL FILTER AIR VENT VALVE润滑油过滤器排气门LUBE OIL PURIFIER SYSTEM INLET VALVE润滑油过滤系统入口门LUBE OIL FILL-UP ISOLATION VALVE润滑油注油一次门LUBE OIL PURIFIER SYSTEM OUTLET VALVE润滑油过滤系统出口门LUBE OIL TEST GAUGE VALVE润滑油试验表门1.5 CO2 Fire Fighting SystemWill be submitted later.l
11、ater1.6 Fuel Gas SystemFUEL GAS FILTER (A)燃料过滤器(A)FUEL GAS FILTER (B)燃料过滤器(B)FUEL GAS PILOT FLOW CONTROL VALVE DIFFERENTIAL PRESSURE ROOT VALVE燃料先导流量控制阀差压一次门FUEL GAS MAIN FLOW CONTROL VALVE DIFFERENTIAL PRESSURE ROOT VALVE燃料主流量控制阀差压一次门FUEL GAS VENT ISOLATION VALVE燃料放散一次门FUEL GAS VENT VALVE燃料放散阀FUEL
12、GAS SAMPLING VALVE燃料采样阀FUEL GAS PILOT MANIFOLD PRESSURE TRANSMITTER ISOLATION VALVE先导燃料母管压力变送器一次门FUEL GAS MAIN MANIFOLD PRESSURE TRANSMITTER ISOLATION VALVE主燃料母管压力变送器一次门FUEL GAS HEATER THERMAL RELIEF VALVE燃料加热器热释放阀FUEL GAS FILTER SEPARATOR (A)燃料过滤分离器(A)FUEL GAS FILTER SEPARATOR (B)燃料过滤分离器(B)CONDENSA
13、TE TANK燃料过滤分离器废液罐COLD VENT STACK冷烟囱1.7 GT Instrument Air SystemGT COMPRESSOR LOW PRESSURE BLEED VALVE INSTRUMENT AIR SUPPLY VALVE 燃机压气机低压抽气阀仪用空气供气阀GT COMPRESSOR MIDDLE PRESSURE BLEED VALVE INSTRUMENT AIR SUPPLY VALVE 燃机压气机中压抽气阀仪用空气供气阀GT COMPRESSOR HIGH PRESSURE BLEED VALVE INSTRUMENT AIR SUPPLY VALV
14、E燃机压气机高压抽气阀仪用空气供气阀A-RACK INSTRUMENT AIR SUPPLY HEADER ISOLATION VALVEA小间仪用空气供气联箱隔离阀IGNITER INSTRUMENT AIR SUPPLY VALVE点火器仪用空气供气阀A-RACK INSTRUMENT AIR SUPPLY HEADER DRAIN VALVEA小间仪用空气供气联箱疏水阀B-RACK INSTRUMENT AIR SUPPLY HEADER ISOLATION VALVEB小间仪用空气供气联箱隔离阀GT PURGE AIR SHUT OFF VALVE燃机吹扫用空气关断阀GT PURGE
15、AIR SUPPLY VALVE燃机吹扫用空气供气阀GT PURGE AIR DRAIN VALVE燃机吹扫用空气疏水阀B-RACK INSTRUMENT AIR SUPPLY HEADER DRAIN VALVEB小间仪用空气供气联箱疏水阀ANTI-ICING AIR SUPPLY VALVE INSTRUMENT AIR SUPPLY VALVE防结冰空气供气阀仪用空气供气阀1.8 GT Washing & Drain SystemCOMBUSTOR SHELL DRAIN VALVE燃烧器壳体疏水阀GT INLET MANIFOLD DRAIN VALVE燃机进气母管疏水阀GT COMP
16、RESSOR ROW 11 BLEED AIR DRAIN VALVE 燃机压气机第11级抽气疏水阀GT COMPRESSOR ROW 6 BLEED AIR DRAIN VALVE 燃机压气机第6级抽气疏水阀GT ROW 2 COOLING AIR DRAIN VALVE燃机透平第2级冷却空气疏水阀GT COMPRESSOR ROW 14 BLEED AIR DRAIN VALVE 燃机压气机第14级抽气疏水阀GT ROW 3 COOLING AIR DRAIN VALVE燃机透平第3级冷却空气疏水阀GT COMPRESSOR CASING DRAIN VALVE燃机压气机壳体疏水阀GT C
17、OMBUSTOR & COMPRESSOR CASING DRAIN VALVE燃烧室和压气机壳体排放阀GT ROW 4 COOLING AIR DRAIN VALVE燃机透平第4级冷却空气疏水阀GT BEARING SEAL AIR DRAIN VALVE燃机轴承密封空气疏水阀GT EXHAUST CASING DRAIN VALVE燃机排气室疏水阀GT COMPRESSOR ROW 6 BLEED AIR DRAIN VALVE 燃机压气机第6级抽气疏水阀GT EXHAUST CYLINDER DRAIN VALVE燃机排气缸疏水阀GAS TURBINE ROW 3 DRAIN VALVE
18、燃机透平第3级疏水阀GAS TURBINE ROW 4 DRAIN VALVE燃机透平第4级疏水阀GT ROTOR COOLING AIR DRAIN VALVE燃机转子冷却空气疏水阀GT EXHAUST MANIFOLD DRAIN VALVE燃机排气母管疏水阀GT EXHAUST GAS DUCT DRAIN VALVE燃机排气段疏水阀GT COMPRESSOR BLADE WASHING WATER SUPPLY VALVE FOR OFF LINE WASHING 燃机压气机叶片离线清洗供水阀1.9 Protection SystemANTI-ICING DRAIN VALVE防结冰疏
19、水阀ANTI-ICING ROOT VALVE防结冰一次门2. Steam Turbine Portion2.1 Steam Turibine STEAM TURBINE蒸汽轮机TURNING GEAR盘车齿轮JOG SWITCH FOR TURNING MOTOR盘车马达微动开关ST ROTOR GROUNDING DEVICE汽机转子接地装置ST BOLT HEATER汽机螺栓加热器ST BOLT HEATER DISTRIBUTION BOARD汽机螺栓加热器配电盘HP STOP VALVE高压蒸汽关断阀HP CONTROL VALVE高压蒸汽调节阀IP STOP VALVE中压蒸汽关断
20、阀IP CONTROL VALVE中压蒸汽调节阀LP STOP VALVE低压蒸汽关断阀LP CONTROL VALVE低压蒸汽调节阀VENTILATOR VALVE防爆门COLD REHEAT STEAM CHECK VALVE冷段再热逆止阀HYDRAULIC BOLT FITTING EQUIPMENT螺栓液压装配装置TRIP PILOT VALVE跳闸先导阀BALANCE VALVE平衡阀2.2 Bypass ValvesHP TURBINE BYPASS VALVE高压透平旁路阀IP TURBINE BYPASS VALVE中压透平旁路阀LP TURBINE BYPASS VALVE低
21、压透平旁路阀HP TURBINE BYPASS SPRAY STOP VALVE 高压透平旁路喷水关断阀HP TURBINE BYPASS SPRAY WATER VALVE高压透平旁路喷水控制阀IP TURBINE BYPASS SPRAY STOP VALVE中压透平旁路喷水关断阀IP TURBINE BYPASS SPRAY WATER VALVE中压透平旁路喷水控制阀2.3 OthersTURBINE TRIP VALVE BOARD 透平跳闸阀操作板MANUAL TRIP VALVE BOARD手动跳闸阀操作板3. Plant3.1 CondenserCONDENSER凝汽器COND
22、ENSER VACUUM PUMP (A)凝汽器真空泵(A)CONDENSER VACUUM PUMP (B)凝汽器真空泵(B)CONDENSER VACUUM PUMP SEAL WATER PUMP (A)凝汽器真空泵密封水泵(A)CONDENSER VACUUM PUMP SEAL WATER PUMP (B)凝汽器真空泵密封水泵(B)GLAND STEAM CONDENSER轴封加热器GLAND CONDENSER FAN (A)轴封加热器风机(A)GLAND CONDENSER FAN (B)轴封加热器风机(B)HP GLAND STEAM PRESSURE CONTROL VALV
23、E高压轴封蒸汽压力控制阀LP GLAND STEAM SPRAY CONTROL VALVE低压轴封蒸汽喷水控制阀AUX. GLAND STEAM PRESSURE CONTROL VALVE辅助轴封蒸汽压力控制阀GLAND STEAM SPILLOVER CONTROL VALVE轴封蒸汽过压控制阀VACUUM BREAKER VALVE真空破坏阀HP GRAND STEAM STOP VALVE高压轴封蒸汽关断阀AUXILIARY GLAND STEAM STOP VALVE辅助轴封蒸汽关断阀3.2 Plant Fire Fighting SystemWill be submitted l
24、ater.later4. GeneratorGENERETOR JACKING OIL PUMP (A)发电机交流顶轴油泵(A)GENERETOR JACKING OIL PUMP (B)发电机交流顶轴油泵(B)GENERETOR DC JACKING OIL PUMP发电机直流顶轴油泵5. Control SystemTURBINE CONTROL SYSTEM (TCS)燃机/汽机控制系统(TCS)LOCAL OPERATOR STATION/EMS就地操作站/工程师站TURBINE PROTECTION SYSTEM燃机/汽机保护系统TURBINE SUPERVISORY INSTRUM
25、ENT PANEL (TSI)燃机/汽机管理监视仪表盘(TSI)PROCESS CONTROL SYSTEM (PCS)热力控制系统(PCS)GPS同步时钟6. ElectricalGT/ST 380V AC MCC燃机/汽机 380V 交流电动机控制中心GT/ST 380V AC ESSENTIAL MCC燃机/汽机 380V 交流保安电动机控制中心GT/ST 380-220V AC DISTRIBUTION PANEL燃机/汽机 380-220V 交流配电盘GT/ST 380-220V AC ESSENTIAL DISTRIBUTION PANEL燃机/汽机 380-220V 交流保安配电
26、盘GT/ST 220V DC STARTER PANEL燃机/汽机 220V 直流 起动盘GT/ST 110V DC DISTRIBUTION PANEL燃机/汽机 110V 直流配电盘GT/ST 220V UPS DISTRIBUTION PANEL燃机/汽机 220V UPS 配电盘TURBINE ELECTRICAL/CONTROL PACKAGE HVAC - INDOOR UNIT -(A)/(B)/(C)/(D)就地电控室通风系统-室内部分-(A)/(B)/(C)/(D)TURBINE ELECTRICAL/CONTROL PACKAGE HVAC - OUTDOOR UNIT -
27、(A)/(B)(C)/(D)就地电控室通风系统-室外部分-(A)/(B)/(C)/(D)TURBINE ELECTRICAL/CONTROL PACKAGE RECEPTACLE (A)/(B)就地电控室内配电箱-(A)/(B)7. Instruments7.1 Gas DetectorGAS DETECTOR FOR GT PACKAGE燃机包内气体探测器GAS DETECTOR FOR EXHAUST GAS DUCT燃机排气段气体探测器7.2 Flame DetectorNO.18 COMBUSTOR FLAME DETECTOR (A)NO.18 燃烧器火焰探测器（A)NO.18 CO
28、MBUSTOR FLAME DETECTOR (B)NO.18 燃烧器火焰探测器（B)NO.19 COMBUSTOR FLAME DETECTOR (A)NO.19 燃烧器火焰探测器（A)NO.19 COMBUSTOR FLAME DETECTOR (B)NO.19 燃烧器火焰探测器（B)7.3 Speed ElementGT SPEED-1燃机速度-1GT SPEED-2燃机速度-2GT SPEED-3燃机速度-3TURBINE SPEED-1 (FOR PROTECTION)汽机速度-1(保护用)TURBINE SPEED-2 (FOR PROTECTION)汽机速度-2(保护用)TURB
29、INE SPEED-3 (FOR PROTECTION)汽机速度-3(保护用)TURBINE SPEED-4 (FOR ZERO SPEED)汽机速度-4(零转速)TURBINE SPEED-5 (FOR ZERO SPEED)汽机速度-5(零转速)KEY PHASE键相7.4 Vibration ElementNO.1 BEARING ROTOR VIBRATION (X) (TURB.SIDE)No.1轴承轴振X方向)(透平侧)NO.1 BEARING ROTOR VIBRATION (Y) (TURB.SIDE)No.1轴承轴振X(Y方向)(透平侧)NO.2 BEARING ROTOR
30、VIBRATION (X) (COMPRESSORSIDE)No.2轴承轴振X(X方向)(压气机侧)NO.2 BEARING ROTOR VIBRATION (Y) (COMPRESSORSIDE)No.2轴承轴振(Y方向)(压气机侧)NO.1 BEATING VIBRATION (SEISMIC)No.1轴承瓦振NO.2 BEATING VIBRATION (SEISMIC)No.2轴承瓦振ACCELERATION SENSOR FOR COMBUSTOR-33号燃烧器加速度传感器ACCELERATION SENSOR FOR COMBUSTOR-88号燃烧器加速度传感器ACCELERATI
31、ON SENSOR FOR COMBUSTOR-1313号燃烧器加速度传感器ACCELERATION SENSOR FOR COMBUSTOR-1818号燃烧器加速度传感器NO.3 BEARING ROTOR VIBRATION (X)No.3轴承轴振(X方向)NO.3 BEARING ROTOR VIBRATION (Y)No.3轴承轴振(Y方向)NO.4 BEARING ROTOR VIBRATION (X)No.4轴承轴振(X方向)NO.4 BEARING ROTOR VIBRATION (Y)No.4轴承轴振(Y方向)NO.3 BEARING VIBRATION (SEISMIC)No
32、.3轴承瓦振NO.4 BEARING VIBRATION (SEISMIC)No.4轴承瓦振NO.5 BEARING ROTOR VIBRATION (X)No.5轴承轴振(X方向)NO.5 BEARING ROTOR VIBRATION (Y)No.5轴承轴振(Y方向)NO.6 BEARING ROTOR VIBRATION (X)No.6轴承轴振(X方向)NO.6 BEARING ROTOR VIBRATION (Y)No.6轴承轴振(Y方向)NO.5 BEARING VIBRATION (SEISMIC)No.5轴承瓦振NO.6 BEARING VIBRATION (SEISMIC)No
33、.6轴承瓦振NO.7 BEARING ROTOR VIBRATION (X)No.7轴承轴振(X方向)NO.7 BEARING ROTOR VIBRATION (Y)No.7轴承轴振(Y方向)NO.8 BEARING ROTOR VIBRATION (X)No.8轴承轴振(X方向)NO.8 BEARING ROTOR VIBRATION (Y)No.8轴承轴振(Y方向)NO.7 BEARING VIBRATION (SEISMIC)No.7轴承瓦振NO.8 BEARING VIBRATION (SEISMIC)No.8轴承瓦振7.5 Supervisory ElementROTOR POSIT
34、ION-1转子轴向位移-1ROTOR POSITION-2转子轴向位移-2ROTOR POSITION-3转子轴向位移-3HP CASING EXPANSION高压缸绝对膨胀HP TURBINE SHELL/ ROTOR DIFFERENTIAL EXPANSION高压缸相对膨胀HP TURBINE SHELL/ ROTOR DIFFERENTIAL EXPANSION高压缸相对膨胀ROTOR ECCENTRICITY转子偏心率LP TURBINE SHELL/ ROTOR DIFFERENTIAL EXPANSION低压缸相对膨胀LP TURBINE SHELL/ ROTOR DIFFERE
35、NTIAL EXPANSION低压缸相对膨胀7.6 Pressure Fluctuation ElementPRESSURE FLUCTUATION SENSOR FOR COMBUSTOR-1燃烧器1压力波动传感器PRESSURE FLUCTUATION SENSOR FOR COMBUSTOR-2燃烧器2压力波动传感器PRESSURE FLUCTUATION SENSOR FOR COMBUSTOR-3燃烧器3压力波动传感器PRESSURE FLUCTUATION SENSOR FOR COMBUSTOR-4燃烧器4压力波动传感器PRESSURE FLUCTUATION SENSOR FO
36、R COMBUSTOR-5燃烧器5压力波动传感器PRESSURE FLUCTUATION SENSOR FOR COMBUSTOR-6燃烧器6压力波动传感器PRESSURE FLUCTUATION SENSOR FOR COMBUSTOR-7燃烧器7压力波动传感器PRESSURE FLUCTUATION SENSOR FOR COMBUSTOR-8燃烧器8压力波动传感器PRESSURE FLUCTUATION SENSOR FOR COMBUSTOR-9燃烧器9压力波动传感器PRESSURE FLUCTUATION SENSOR FOR COMBUSTOR-10燃烧器10压力波动传感器PRES
37、SURE FLUCTUATION SENSOR FOR COMBUSTOR-11燃烧器11压力波动传感器PRESSURE FLUCTUATION SENSOR FOR COMBUSTOR-12燃烧器12压力波动传感器PRESSURE FLUCTUATION SENSOR FOR COMBUSTOR-13燃烧器13压力波动传感器PRESSURE FLUCTUATION SENSOR FOR COMBUSTOR-14燃烧器14压力波动传感器PRESSURE FLUCTUATION SENSOR FOR COMBUSTOR-15燃烧器15压力波动传感器PRESSURE FLUCTUATION SEN
38、SOR FOR COMBUSTOR-16燃烧器16压力波动传感器PRESSURE FLUCTUATION SENSOR FOR COMBUSTOR-17燃烧器17压力波动传感器PRESSURE FLUCTUATION SENSOR FOR COMBUSTOR-18燃烧器18压力波动传感器PRESSURE FLUCTUATION SENSOR FOR COMBUSTOR-19燃烧器19压力波动传感器PRESSURE FLUCTUATION SENSOR FOR COMBUSTOR-20燃烧器20压力波动传感器7.7 Pressure TransmitterCOMBUSTOR SHELL PRES
39、S.-1燃烧器壳体内部压力-1COMBUSTOR SHELL PRESS.-2燃烧器壳体内部压力-2COMBUSTOR SHELL PRESS.-3燃烧器壳体内部压力-3GT INLET MANIFOLD STATIC PRESS.燃机进气母管静压GT INLET AIR FILTER DIFFERENTIALPRESS.燃机进气过滤器压差INDEX DIFFERENTIAL PRESS.差压指示FUEL GAS PRESS.燃料压力FUEL GAS SUPPLY PRESS.燃料供气压力GT FUEL GAS FINAL FILTER (A) DIFFERENTIAL PRESS.燃料终端过
40、滤器(A)压差GT FUEL GAS FINAL FILTER (B) DIFFERENTIAL PRESS.燃料终端过滤器(B)压差FUEL GAS PILOT MANIFOLD PRESS.燃料先导供气母管压力FULE GAS MAIN MANIFOLD PRESS.燃料主供气母管压力GT FUEL GAS PILOT FLOW CONTROL VALVE DIFFERENTIAL PRESS.-1先导燃料流量控制阀压差-1GT FUEL GAS PILOT FLOW CONTROL VALVE DIFFERENTIAL PRESS.-2先导燃料流量控制阀压差-2GT FUEL GAS MAIN FLOW CONTROL VALVE DIFFERENTIAL PRESS.-1主燃料流量控制阀压差-1GT FUEL GAS MAIN FLOW CONTROL VALVE DIFFERENTIAL PRESS.-2主燃料流量控制阀压差-2LUBE OIL RESERVOIR PRESS.润滑油箱压力LUBE OIL SUPPLY PRESS.润滑油供油压力LUBE OIL FILTER DIFFERENTIALPRESS.润滑油过滤器压差