Transcript Internal and External Gear Oil Pumps

Internal and External Gear Oil
Pumps
Advantages and Disadvantages
Lata Grover
Overview
• Internal Oil Gear Pumps Advantages
• External Oil Gear Pumps Advantages
• Disadvantages
• Further Information
Internal Gear Oil Pumps
Advantages
• Evenly dispersed teeth
• Durable structure
• Non-binding teeth
• Made up of only two gears
• Can handle wide range of oils
External Gear Oil Pumps
Advantages
• Simple Structure
• Can function at large speeds
• Pumps a precise amount of oil
Disadvantages
Internal Gear Oil Pump
• Only works at low speeds
• Gears can dry out
External Gear Oil Pump
• Produces a lot of noise
• Low speeds for high-viscosity oils
Further Information
Chevy High Performance
http://chevyhiperformance.com/techarticles/148_0506_how/
Gears Manufacturers Marketplace
http://www.gears-manufacturers.com/external-gear.html
GlobalSpec
http://patents.globalspec.com/partnerContent/PatentDetail?docId=1510803585
41&SrchItem=2&query=%22internal%20gear%20pump%22
Johnson Pump
http://www.johnsonpump.com/frameset.asp?page=/OTHER/Gear_Pumps/Gear_general.htm&n
avigation=OTHER/localnavigation.asp?CompanyId=OTHER&adress=OTHE
R/adress.asp
Pump School
http://www.pumpschool.com/principles/external.htm