1、軸向剖分、水平中開結(jié)構(gòu)，維修時可不必拆卸進(jìn)出口管路，而且聯(lián)軸器端為錐軸設(shè)計(jì)，方便設(shè)備檢修維護(hù)
With axial direction and longitudinal intermediate structure, it is not necessary to dismantle outlet pipe for repair. Besides, with cone axis design of coupler end, it is convenient in equipment overhaul and maintenance.
2、按API682標(biāo)準(zhǔn)密封腔設(shè)計(jì)，采用集裝式機(jī)械密封，便于安裝和維修，軸向壓縮量不受任何連接件軸向尺寸影響，無需調(diào)整。
Packaging-type mechanical seal is adopted according to seal design of API682 standard. It is convenient in installation and maintenance. The axial compression is free of influences of axial dimensions of any connecting pieces. It is not necessary to make adjustment.
3、軸承架為帶散熱片的鑄鋼件，采用新型非金屬同步甩油環(huán)，潤滑更加充分，并減少潤滑油污染；配套專用軸承壓蓋，可滿足油霧和油浴潤滑的雙重需要。
The bearing support is steel coasting with cooling fin. With new-type non-metal synchronic oil slinger, it is further sufficiently lubricated and pollution of lubricating oil is reduced. With special bearing gland cover, dual requirements of oil mist and bath lubrication can be satisfied.
4、優(yōu)化軸承結(jié)構(gòu)，選用球/球、滑動/球及滑動/止推軸承等形式，給轉(zhuǎn)子部件提供最佳支持。
By optimizing axial structure and selecting ball-ball and sliding-ball and sliding-thrust bearing forms, the optimal support can be provided for parts of rotor and the cost for bearing and support system can be maximally reduced.
5、管口按API標(biāo)準(zhǔn)三倍載荷設(shè)計(jì)，采用API標(biāo)準(zhǔn)底座，確保運(yùn)轉(zhuǎn)安全、穩(wěn)定、可靠。
Pipe orifice is designed according to API standard twofold load. API standard chassis is adopted to ensure safe, stable and reliable operation.
6、依照水力性能優(yōu)化設(shè)計(jì)的鍛造增強(qiáng)型剛性階梯軸（將來根據(jù)需要可使用空段），滿足功率傳遞要求，提高轉(zhuǎn)子可靠性，符合API610的典型設(shè)計(jì)方案。
With enhancement rigid stepped shaft (dead band can be used according to the requirement) optimized and designed according to hydraulic performance, power transmission requirement can be satisfied and rotor’s reliability can be enhanced and typical design scheme of API610 can be satisfied.
7、葉輪背對背布置，整體平衡管路和節(jié)流襯套，最優(yōu)結(jié)構(gòu)平衡軸向力。
With back-to-back arrangement of impeller, pipeline and nockbush can be overall balanced
to optimize structural balance axial force.
8、雙蝸殼結(jié)構(gòu)形式，精密鑄造葉輪，可保證最小水力徑向力。
With double-volute structural form, precision cast impeller can guarantee minimum hydraulic
 radial force.
9、BB3  - 標(biāo)準(zhǔn)型，為單吸葉輪，背靠背布置；
        BB3-standard, single-suction impeller, back-to-back arrangement;
     BB3D -首級葉輪雙吸結(jié)構(gòu)，提高抗汽蝕能力，
                            降低吸入比轉(zhuǎn)速；
        BB3D-first-stage impeller with two-suction structure enhances
                   anticavitation capacity and reduces suction specific speed;

性能參數(shù)Performance parameters：
流量Flow quantity：～2500m3/h
揚(yáng)程Lift ：～1500m
工作壓力Working pressure：25MPa
工作溫度Working temperature：-20℃～+200℃