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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

STATIC BALANCING EQUIPMENT FOR JET ENGINE COMPONENTS COMPRESSOR AND TURBINE - ROTATING TYPE FOR MEASURING UNBALANCE IN ONE TRANSVERSE PLANE

1975-01-01

HISTORICAL

ARP588A

This ARP specifies those requirements of balancing equipment which make it suitable for the subject class of work. It specifies: a Sensitivity b Accuracy of indication of amount and angle of unbalance. c Ability to measure static unbalance unaffected by couple unbalance. d Machine capacity relating to weight and physical dimensions of the rotors which can be balanced. e Balancing speed of rotation. f Standard balancing machine drive adapter flange dimensions. g Power requirements.

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

Periodic Surveillance Procedures for Horizontal Dynamic Balancing Machines

2012-12-17

HISTORICAL

ARP1340A

This document specifies those requirements and procedures for periodic tests to insure maintenance of balance machine capabilities for balancing jet engine components. It will specify: (a) Requirements for tests (b) Calibration tests (c) Residual unbalance and accurate angle and amount indication tests (d) Plane separation test (e) End-drive system unbalance disturbance test

Standard

PERIODIC SURVEILLANCE PROCEDURES for HORIZONTAL DYNAMIC BALANCING MACHINES

2002-12-16

HISTORICAL

ARP1340

This document specifies those requirements and procedures for periodic tests to insure maintenance of balance machine capabilities for balancing jet engine components. It will specify: (a) Requirements for tests (b) Calibration tests (c) Residual unbalance and accurate angle and amount indication tests (d) Plane separation test (e) End-drive system unbalance disturbance test

Standard

PERIODIC SURVEILLANCE PROCEDURES FOR VERTICAL, STATIC, BALANCING MACHINES

2002-12-16

CURRENT

ARP1342

This document specifies those requirements and procedures for periodic tests to insure maintenance of balancing machine capabilities for balancing jet engine components. It will specify: (a) Requirements for tests. (b) Calibration tests. (c) Residual unbalance and accurate angle and amount indication tests. (d) Static-couple separation test.

Standard

Moment Weighing Systems – Single-Axis for Gas Turbine Blade Moment Weight Measurement

2016-11-28

WIP

ARP6914

The scope of these standards will relate to single-axis moment scales only. Topics covered include dimensional characteristics of single-axis moment scale interfaces, general tooling requirements, scale and tooling accuracy, and display instrument accuracy requirements. Additionally, general guidelines for qualification of equipment and tooling are included, as are general requirements for single-axis blade distribution software.

Standard

Methods and Criteria for the Balancing of Gas Turbine Rigid Rotors

2015-06-25

WIP

AS6327

This document establishes process parameters for gas turbine rotor balancing. Adherence to the recommendations made herein will facilitate attainment of the usually high degree of accuracy and precision required for jet engine rotor balance.

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

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

FORCE BALANCING MACHINES FOR JET ENGINE COMPRESSOR AND TURBINE COMPONENTS - ROTATING TYPE

1965-10-25

HISTORICAL

ARP588

This recommended practice specifies those requirements of balancing equipment which make it suitable for the subject class of work. It will specify: a Sensitivity b Accuracy of indication of amount and location of unbalance c Ability to measure force unbalance unaffected by couple unbalance d Machine capacity relating to weight and physical dimensions of the rotors which can be balanced e Balancing speed of rotation f Standard balancing-machine drive-adapter flange dimensions g Power requirements

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

Design Criteria for Balancing Machine Tooling

2012-12-17

CURRENT

ARP1382A

This document recommends general designs, tolerances, limits of application and suitable tooling, fixtures and accessories for mounting and driving jet engine rotors on horizontal and vertical balancing machines.

Standard

DESIGN CRITERIA FOR BALANCING MACHINE TOOLING

1995-10-01

HISTORICAL

ARP1382

This document recommends general designs, tolerances, limits of application and suitable tooling, fixtures and accessories for mounting and driving jet engine rotors on horizontal and vertical balancing machines.

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: Tooling Design Criteria

2016-10-05

WIP

ARP4163A

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

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

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

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.

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.