Search Results

Standard

Horizontal Balancing Systems - Isolating Repeatability Issues in Challenging Applications

2023-06-05

CURRENT

ARP6911

This SAE Aerospace Recommended Practice will serve as a practical resource that offers guidance to both the machine operator and process engineer for isolating the source(s) of non-repeatability in measured unbalance data. The content of this standard addresses: Machine capability to achieve the specified unbalance tolerances and repeat within those tolerances. Tooling capability to repeat within the specified unbalance tolerances. Rotor characteristics that may preclude repeating within the required unbalance tolerances.

Standard

Balancing Machines - Description and Evaluation Vertical, Single-Plane, Hard-Bearing Type for Gas Turbine Rotors

2022-04-18

CURRENT

ARP5323A

Characteristics of vertical hard-bearing balancing machines are described which make such machines suitable for gas turbine rotor balancing.

Standard

Balancing Machines - Description and Evaluation Vertical, Two-Plane, Hard-Bearing Type for Gas Turbine Rotors

2022-04-14

CURRENT

ARP4050A

Characteristics of vertical hard-bearing balancing machines are described which make such machines suitable for gas turbine rotor balancing.

Standard

Balancing Machine Technology - Proper Use and Performance of Response Checks

2021-09-20

CURRENT

ARP8616

The scope of this SAE Recommended Practice includes practical applications, theory, process management, audit and control recommendations, limitations, additional considerations, and process documentation.

Standard

Adapter Interface - Turbine Engine Blade Moment Weighing Scale

2021-09-15

CURRENT

ARP1134A

To provide a standard interface adapter flange on any blade classification instrument capable of meeting the sensitivity requirements for the specific class.

Standard

Balancing Machines: Tooling Design Criteria

2021-08-12

CURRENT

ARP4163

This document establishes general design criteria, tolerances, and limits of application for tooling, fixtures and accessories for mounting and driving gas turbine engine rotors on horizontal and vertical balancing machines. For your own safety, while using balancing tooling, regard the safety instructions of the individual supplier.

Standard

Vertical Dynamic Balancing Systems – Isolating Repeatability Issues in Challenging Applications

2021-05-26

WIP

ARP8911

This new Aerospace Recommended Practice will serve as a practical resource that offers guidance to both the machine operator and Process Engineer for isolating the source(s) of non-repeatability in measured unbalance data. The content of this standard addresses: • Vertical Dynamic Machine Capability to achieve the specified unbalance tolerances and repeat within those tolerances • Tooling Capability to repeat within the specified unbalance tolerances • Rotor characteristics that may preclude repeating within the required unbalance tolerances.

Standard

Hard Bearing Balancing Machine Technology - Proper Use of Rotor Type-Specific Calibration

2021-05-19

CURRENT

AIR6975

The scope of this SAE Aerospace Information Report includes practical applications, theory, process management, audit and control recommendations, recommended validation intervals, verification and validation, file setup parameters, additional considerations, and process documentation.

Standard

Conducting Measurement Systems Analysis for Rotor Balancing Tasks

2020-12-29

CURRENT

AIR6966

This AIR provides a general guideline on how to perform effective measurement systems analysis study (MSA) for rotor balancing tasks. The document also includes applicable data analysis methods and result interpretation.

Standard

Balancing Machines - Verification Test Requirements

2020-08-25

CURRENT

AS8617

This document specifies instructions to verify proper calibration of all balancing machines used for processing gas turbine rotors. Detailed test procedures and test log samples are provided to evaluate the condition of the machine under test. These performance and test requirements may be used for new installations, periodic surveillance, or following repairs that may have affected machine performance. Calibration of the balancing machine is an activity done prior to verification testing and is outside the scope of this document. Troubleshooting of difficulties during the verification tests is also outside the scope of this document; this document is purely an instructive procedure.

Standard

Balancing Machines – Description and Evaluation Vertical, Single-Plane, Non-Rotating Type for Gas Turbine Rotors

2020-05-13

CURRENT

ARP6217

Characteristics of vertical non-rotating balancing machines are described which make such machines suitable for balancing rigid unbladed gas turbine rotors or rotors with fixed, integral blades.

Standard

BALANCING MACHINES - DESCRIPTION AND EVALUATION HORIZONTAL, TWO-PLANE, HARD-BEARING TYPE FOR GAS TURBINE ROTORS

2020-05-13

CURRENT

ARP4048

Characteristics of horizontal hard-bearing balancing machines are described which make such machines suitable for gas turbine rotor balancing.

Standard

Balancing Machine Proving Rotors

2019-11-01

WIP

ARP4162C

This SAE Aerospace Recommended Practice (ARP) specifies a series of balancing machine proving rotors and related test weights as directly required for the evaluation of gas turbine rotor balancing machines.

Standard

Balancing Machines, Dynamic, Ball Type Slave Bearings for Rotor Support

2019-04-25

CURRENT

ARP1202B

This ARP specifies both the nominal dimensions and the tolerances for a series of ball bearings with semifinished inside diameters which are suitable for supporting gas turbine rotating components in dynamic balancing machines.

Standard

Proper use of Tooling Compensation

2018-01-05

WIP

AIR6972

To inform users on proper use, procedures and common errors when using electronic compensation for tooling on horizontal and vertical balancing machines

Standard

End Drive Adapters - Balancing Error Analysis

2017-10-24

WIP

AIR6967

This SAE Aerospace Information Report is to supplement content from ARP4163 pertaining to error analysis on the use of multiple drive adapter applications, on both vertical and horizontal balance machines. This new Aerospace Information Report will serve as a practical resource that offers guidance to the Machine Operator and Process Engineer.

Standard

Balance Data Vector Math - Discussion and Usage

2017-10-16

WIP

AIR6964

Provide guidance on how balance machine vector data is captured and reported. Provide an understanding of how to transform balance machine vector data to alternate locations. Provide guidance on how vector imbalances may be used to evaluate and diagnose balance process performance.

Standard

Balance Machine Bode Plot Interpretation

2017-10-16

WIP

AIR6965

Provide a fundamental understanding of reason for completing a bode plot on the balance machine. Discuss potential causes of a resonance within the balance process. Discuss the basis for the WN^2 requirement and how it pertains to the bode plot. Provide guidelines for the usage and interpretation of the bode plot.

Standard

Balancing Machine Proving Rotors

2017-03-17

CURRENT

ARP4162B

This SAE Aerospace Recommended Practice (ARP) specifies a series of balancing machine proving rotors and related test weights as directly required for the evaluation of gas turbine rotor balancing machines.

Standard

Balancing Machines – Description and Selection Horizontal, Two-Plane, Hard-Bearing Type for Gas Turbine Rotors

2016-12-31

WIP

ARP4048A

The purpose of this document is to delineate the technical specifications for horizontal rotating type, hard-bearing balancing machines for measuring the amount and angle of unbalance corrections required in one or more than one transverse planes to balance gas turbine rotors.