Project Description
High rotation speed: Max rotation speed of this series product reaches 30000r/min; max circumferential speed is 160m/s;
High specification: max center distance is 1000mm and max power reaches 96000kW;
High precision: the gear precision reaches ISO4-6 grade and the gear balance precision reaches ISO0.4-1.6;
High standard: the gear precision standard is ISO1328-1:1995 and ISO1328-2; the gear intensity is according to AGMA420.04-1975 and AGMA421.06-1969; the gearbox material heat treatment inspection standard is in accordance with ISO6336-5:1996; the vibration inspection standard is according to API670-2000; the lubrication system requirement is in accordance APT614-1999.
High-tech: the product is designed by 3-D CAD; the finite element analysis is adopted; modification for the gear profile thermal deformation is used; the root shooting strengthening technics is adopted; sliding bearing capacity calculation soft ware and rotor system dynamics analysis software are used.
Series | Heat Treatment | Gear Structure | Max Speed (rpm) | Center Distance | Max Power (kw) |
NGGS 150-1000 | carburizing | herringbone | 30000 | 150-1000 | 95000 |
NGSD 150-530 | carburizing | single helix | 30000 | 150-530 | 33500 |
NGSL 430-630 | carburizing | herringbone | 30000 | 430-630 | 30000 |
NGSX 150-560 | carburizing | single helix one stage | 30000 | 150-560 | 29000 |
NGSS 192-545 | carburizing | single helix two stages | 30000 | 192-545 | 1500 |
High speed gearbox is widely adopted in
- turbine, gas turbine power generation
- flow fan
- compressor
- high and low pressure pump
- cracking and catalyzing energy callback
- oxygen maker
- balancing machine
- increasing (reducing) high speed gearbox for military and civil.