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  1. luizventura

    FMEA examples for MRU's

    Does anybody has a example of FMEA (Failure Mode and Effect Analysis) made on a Mechanical Refrigeration Unit ?? I am working a maintenance strategy development for MRU's (new and existing ones) and would like to have something to start with.
  2. luizventura

    FMEA examples for MRU's

    Does anybody has a example of FMEA (Failure Mode and Effect Analysis) made on a Mechanical Refrigeration Unit ?? I am working on a maintenance strategy development for MRU's (new and existing ones) and would like to have something to start with.
  3. luizventura

    Material for high pressure sealing in reciprocating service

    All I am looking for an alternative material for a tri-ring seal used in a high pressure reciprocating equipment. The equipment is an intensifier that works with 1800psi ethylene @-32°C (liquid) during suction stroke and 35000psi @50~60°C during discharge stroke. The rings of the tri-ring seal...
  4. luizventura

    PM for Components of Hydraulic System

    We are working now on developing maintenance strategy for a power hydraulic system. This system has many components such flow valves, direction valves, presure valves, vane pumps, axial piston pumps, etc. This is a big system with 6" pipe and a total oil volume of 14000 l. Do you have any...
  5. luizventura

    Filtration Flow

    I am working on a hydraulic system improvements. My plan is to analyze the filtration system and make some improvements. I am filtering oil (ESSO Anti Wear 1376). The system use cardridge filters in the cooling circuit in order to retain particles from main circuit. There are filters on cooling...
  6. luizventura

    Filtration Flow

    I am filtering oil (ESSO Anti Wear 1376). The system use cardridge filters in the cooling circuit in order to retain particles from main circuit. There are filters on cooling circuit (after main circuit and before heat exchangers) and protection filters before directional valves (only pilot oil...
  7. luizventura

    face seal vs. lip seal

    We have been aplying face seals for bearing protection and the results are excelent! They have a lower wear rate, and protect the bearing against contaminants.
  8. luizventura

    Filtration Flow

    I am working on a hydraulic system improvements. My plan is to analyze the filtration system and make some improvements. Is there any relationship between the filtration flow (sum of flow of each filter in the system) and the total volume of the hydraulic system? If possible send the reference...

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