1、Calvin Wang 08-9-25,Product Introduction of Power Steering Pump,液壓助力轉(zhuǎn)向泵產(chǎn)品簡介,Application in Vehicle,Application in Vehicle,Pump Function,Minimum output: 2.27 L/Min flow at 465 RPM against 4.585.07 MPa pressure低流量 2.27 L/Min (465 RPM, 4.585.07 MPa)，發(fā)動機(jī)怠速時(shí)提供一定的轉(zhuǎn)向助力 Maximum output: 7.458.85 L/Min flow a

2、t 1500 RPM against 0.35 MPa pressure高流量 7.458.85 L/Min (1500 RPM, 0.35MPa)，發(fā)動機(jī)正常運(yùn)轉(zhuǎn)時(shí)提供恒定的轉(zhuǎn)向助力 Relief pressure: 95105 MPa at 1500 RPM泄壓值 95105 MPa (1500 RPM)，當(dāng)方向盤打死或轉(zhuǎn)到極限位置，保護(hù)HPS系統(tǒng),Pump Function,Pump Function,Pump Function,Pump Function,Pump Structure,Pump Structure,Pump Structure,Pump Type,Pump Type,P

3、ump Type,Pump Type,Pumps Rapid Response,Minor modifications to pump components can vary displacement, high rpm flow rate, relief pressure, and mounting configuration 根據(jù)客戶的要求(低流量、高流量、泄壓值與安裝位置等）Power Steering Pump團(tuán)隊(duì)能作出快速反應(yīng)，并再原有產(chǎn)品基礎(chǔ)盡量減少更改,Pumps DV/PV Test,注 ： DV (Design Validation) test for prototype s

4、ample 即手工樣件設(shè)計(jì)驗(yàn)證 PV (Process Validation) test for OTS sample 即OTS樣件驗(yàn)證,Durability test 耐久性測試 - To confirm deterioration after long operating 確認(rèn)長時(shí)間運(yùn)行之后功能下降或喪失 - Including sealing parts, springs, wear of sliding surface 包括密封件、彈簧、摩擦面 Special test for vital mode 關(guān)鍵實(shí)效模式測試 - To confirm what condition occur

5、vital failure 確認(rèn)在什么情況下會發(fā)生關(guān)鍵的性能實(shí)效 - Seizure test, cold start test, high temp test, high pressure test, high belt load test, etc 卡死測試、冷啟動測試、高溫測試、高壓測試、皮帶輪受載測試等 Breakage test 破壞性試驗(yàn) - To verify the safety factor on strength of each parts 驗(yàn)證零件在強(qiáng)度方面的安全性能,Pumps Localization,1. Localized: Housing, Pulley, Re

6、turn Tube, Pressure Plate, Thrust Plate 2. To be localized: End Cover, Drive Shaft, Standard-Flow Fitting, Valve 3. Plan to be localized: Ring, Rotor 4. Left: Spring Parts, Sealing Parts, Pin, Vane,Pumps Problem at Present,1. Leakage: You may find oil drop after parking and abnormal noise if too much leaking 泄漏（現(xiàn)有檢測設(shè)備氣密性測試） 2. Noisy: You catch abnormal noise when turn the wheel 噪音（現(xiàn)有檢測設(shè)備STC噪音測試） 3. Heavy steeling: It is too hard to turn wheel and you