Product Main

Specifications

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.
High reliability: lifetime of the gearbox is designed to ten years.
Type
Gear structure
Transmission ratio range
Center distance
NGGS150-1000
Herringbone gear
 
 
       1-6
150-1000
NGSD150-530
Single helical gear
150-530
NGSL430-630
Herringbone gear
430-630
NGSX150-580
Single helical, single stage and slope thrusting disc
150-580
NGSS192-545
Single helical gear two stages
      6.3-18
192-545