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标题: CFM56-7B发动机主要部件描述 [打印本页]

作者: 航空 时间: 2011-8-26 23:30:34 标题: CFM56-7B发动机主要部件描述

CFM56-7B发动机主要部件描述

作者: 航空 时间: 2011-8-26 23:30:51

CFM56-7B is a high bypass ,dual rotor ,axial flow turbofan engine. The engine has these sections: fan and booster (four- stage),high pressure compressor(nine-stage),combustor ,high pressure turbine(single-stage).low pressure turbine(four-stage) and accessory drive.
ITEM NO	DESCRIPTION	IPC	P/N	FUNTION
1	ENGINE NAMEPLATE 发动机铭牌			Provide engine serial number ,thrust ration and takeoff rating
2	FORWARD MOUNT 前吊点	71-21-01	ffice:smarttags" />310A2020-10	Provide suspension of the forward position of the engine from the strut
3	AFT MOUNT 后吊点	71-21-03	310A2030-15	Provide suspension of the aft position of the engine from the strut
4	SPINNER FRONT CONE 前堆	72-21-01	337-005-118-0	Prevent ice formation
5	SPINNER REAR CONE 后堆	72-21-01	340-000-205-0	Axial retention of fan blade and prevention for balance screw displacement
6	FAN BLADES(24) 风扇叶片	72-21-02	340-001-026-0	Its main function is to accelerate the air directed to the engine secondary airflow nozzle.
7	FUEL PUMP 燃油泵	73-11-01	828300-4	Supply pressurized fuel for engine operation
8	FUEL FILTER 燃油滤	73-11-01	65-90305-83	Retain foreign particles suspended in the fuel ,and prevent their entry into the HMU
9	IDG OIL COOLER IDG滑油冷却器	73-11-06	45731-1392	Cools the IDG oil and heats the engine fuel
10	SERVO FUEL HEATER 伺服燃油加热器	79-21-01	45731-1382	Heats the supply of fuel that goes to servo system in the HMU
11	INLINE FUEL FILTER 管路油滤	73-11-03	FA00631C	Collects contamination from the fuel pump before it can go to the fuel nozzle supply manifold
12	BURNER STAGING VALVE(BSV) 喷嘴控制活门	73-11-08	44E64-8	Control fuel flow to the ten staged fuel nozzle
13	FUEL NOZZLE(BLUE COLOR BAND)(16) 燃油喷嘴（蓝带）	73-11-04	6840023M1	Deliver fuel to combustion chamber.
14	FUEL NOZZLE(SILVER COLOR BAND)(4) 燃油喷嘴（银带）	73-11-04	6840023F16	Deliver fuel to combustion chamber.
15	EEC ALTERNATOR EEC交流发电机	73-21-08	87006-9	Usually supplies electrical power to the EEC
16	HYDROMECHAMAL UNIT(HMU) 液压机械组件	73-21-10	1853M56P08	Receives fuel metering valve and engine servo command signal from EEC ,and supplies fuel for engine servo system operation and combustion
17	ELECTRONIC ENGINE CONTROL(EEC) 电子发动机控制	73-21-60	87006-9 85465-2	The primary control for the engine fuel and control system
18	FUEL FLOW TRANSMITTER 流量传感器	73-31-01	8TJ167GHW1	Measuring the fuel mass-flow that goes to the manifold and fuel nozzle
19	IGNITION EXCITER(2) 点火激励器（点火线圈）	74-11-01	10-631045-1	Supply high voltage pulses through the ignition lead to spark igniters
20	IGNITER PLUG(2) 点火嘴	74-21-02	CH31900-6	Ignite fuel/air mixture
21	HPTACC VALVE 高压涡轮主动间隙控制活门	75-23-01	3291390-1	Mixes the 4^th and 9^th –stage bleed air to control the thermal expansion of the HPT shroud support
22	LPTACC VALVE 低压涡轮主动间隙控制活门	75-22-04	C24937001-1	Controls the quantity of fan discharge air that goes to the LPT case
23	VSV ACTUATOR(2) 可调静子叶片作动筒	75-31-01	1211313-010	Use the HMU servo fuel pressure to move the variable stator vane for the HPC inlet airflow control
24	VBV ACTUATOR(2) 可调引气活门作动筒	75-32-02	7074-200	Use the HMU servo fuel pressure to move the VBV doors ,lets a part of LPT discharge air goes to the secondary airflow
25	TRANSIENT BLEED VALVE(TBV) 瞬时引气活门	75-23-01	3291390-1	Control the quantity of the HPC 9^th stage bleed air that goes into the stage 1 LPT nozzles
26	EXHAUST NOZZLE ASSEMBLY 尾喷	78-11-00	314A2610-1	Control the outer edge of the turbine exhaust flow .The aft part also controls the inner edge of the fan air exhaust flow
27	FWD PLUG ASSY 前尾堆	78-11-02	314A2620-2	Controls the inner edge of the turbine exhaust flow
27	AFT PLUG ASSY 后尾堆	78-11-02	314A2620-5	Controls the inner edge of the turbine exhaust flow
28	HYDRAULIC ACTUATOR(6) 液压作动筒	78-31-03	315A2801-1 315A2800-1	Move the translating sleeves during T/R deploy and stow operation
29	CASCADE(12) 格栅	78-31-05	LP12822	Control the direction of the fan air exhaust during a T/R deploy operation
30	BLOCKER DOOR(12) 阻流门（折流门）	78-31-06	315A2510-4	Control the direction of the fan air exhaust during a T/R deploy operation
31	OPENING ACTUATOR(2) 打开作动器	78-31-08	1FA14012-8	Open the T/R cowl
32	OIL TANK 滑油箱	79-21-01	340-403-802-0	Storage of engine lubrication oil
33	LUBRICATION UNIT 润滑组件	79-21-01	340-400-004-0	Supplies pressurized oil to lubricate the engine bearing and gears
34	OIL SUPPLY FILTER 滑油供油滤	79-21-01	65-90305-73	Removes and holds unwanted material from the supply oil
35	CHIP DETECTOR 磁屑探测器（磁堵）	79-21-05	41F1204	Collect and keep the unwanted material from the scavenge oil
36	MAIN OIL/FUEL HEAT EXCHANGER 主滑油/燃油热交换器	79-21-02	45332-8036	Uses fuel from the LP fuel pump to decrease the temperature of the scavenge oil
37	OIL SCAVENGE FILTER ASSEMBLY 滑油回油滤组件	79-21-04	41F9003	Contain the scavenge oil filter and the oil filter bypass switch
38	ANTI-LEAKAGE VALVE 防渗漏活门	79-21-09	340-400-203-0	Prevents oil leakage when you disconnect the oil tube from the anti-leakage valve to the lubrication unit
39	STARTER 启动机	80-11-01	3505945-9	Turns the engine for engine starting or motoring procedure
40	STARTER VALVE 启动活门	80-11-03	3289630-2	Controls pneumatic power to the starter
41	BLEED AIR CHECK VALVE (5^thSTAGE) 5级引气单向活门	36-11-02	3202222-1	Prevents 9^th stage bleed air flow into the 5^th stage bleed port
42	HIGH STAGE VALVE 高压级活门	36-11-06	3214446-4	Controls the flow of bleed air from the 9^th stage engine bleed air manifold
43	HIGH STAGE REGULATOR 高压级调节器	36-11-07	107484-6	Controls the high stage valve
44	BLEED AIR REGULATOR（BAR）引气调节器	36-11-03	107492-5	Operates the PRSOV
45	PRSOV 压力调节关断活门	36-11-04	3214552-5	Controls the flow of bleed air from the engine
46	PRECOOLER 预冷器	36-12-01	2341178-2	Transfers heat from the engine bleed air flow to the cooling fan airflow
47	PRECOOLER CONTROL VALVE 预冷器控制活门	36-12-02	3289562-5	Controls the flow of fan air to the precooler
48	INLET COWL ANTI-ICE VALVE 进气道防冰活门	30-21-11	3215618-4	Provide engine bleed air to maintain ice free inlet cowl surface during flight and ground operation
49	ENGINE-DRIVEN PUMP（EDP）发动机驱动泵	29-11-11	66087	Supply hydraulic pressure for the hydraulic system A and B
50	EDP CASE DRAIN FILTER MODULE EDP壳体余油滤组件	29-11-41	7579078	Cleans the case drain fluid from pump before it goes through the heat exchanger and back to the reservoir
51	IDG 整体驱动发电机	24-11-11	761574B	Makes the normal source of AC power in flight

作者: beyond1 时间: 2011-8-28 11:28:53

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作者: hyfu2011 时间: 2011-8-28 21:50:26 标题: 回复 1# 航空的帖子

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作者: p854379963 时间: 2016-12-20 20:56:38

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作者: 1984612022 时间: 2021-6-16 16:48:06

CFM56-7B发动机主要部件描述

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