GB/T 30221-2013Energy efficiency test procedures for industry brakes (English PDF)
工业制动器能效测试方法
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
December 31, 2013
Implementation date
July 1, 2014
Scope
GB/T 30221-2013 is the English-translated version of 工业制动器能效测试方法.
GB/T 30221-2013 is the Chinese standard "Energy efficiency test procedures for industry brakes". Its scope clause reads: This standard specifies the Industrial brakes (hereinafter referred to as brakes) energy efficiency test method.
This standard applies to power hydraulic brake, electro-hydraulic disc brakes, drum brakes and an electromagnetic solenoid and hydraulic caliper disc Brakes, other types of brakes for implementation. Its clauses include terms and definitions; test conditions.
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Document preview — GB/T 30221-2013
National Standard of the People's Republic of China
- ICS
- 53.020.30
- Classification
- J 80
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- 1 Scope
- 2 Normative references
- 3 Terms and Definitions
- 4 Test Conditions
1 Scope
This standard specifies the Industrial brakes (hereinafter referred to as brakes) energy efficiency test method.
This standard applies to power hydraulic brake, electro-hydraulic disc brakes, drum brakes and an electromagnetic solenoid and hydraulic caliper disc
Brakes, other types of brakes for implementation.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
JB/T 6406 Power hydraulic drum brakes
JB/T 6540 brake term
JB/T 7020 electro-hydraulic disc brakes
JB/T 7685 Electromagnetic drum brakes
JB/T 10917 disc brake caliper
3 Terms and Definitions
JB/T 6540 and JB/T 6406 defined by the following terms and definitions apply to this document.
3.1 Supplying energy
Brake energy to complete a work cycle consumption under specified operating system, including brake drive power management (such as electricity
Power control unit magnetic brake management in the field between starting and maintaining current switching, control and management related to frequency variable frequency drive means
Set, electric hydraulic control management devices, etc.) and the brake energy consumed drive itself consumes power.
3.2 Effective braking torque
Brake effective braking force multiplied by the value of the brake radius.
3.3 Effective braking force
Brake braking force effective braking torque on the brake coupling member. Effective braking force to the brake positive pressure times the coefficient of friction µ.
3.4 Value of energy efficiency
The total supply of the brake system at specified operating conditions and regulations, the effective braking force and brake energy consumed per unit time ratio.
4 Test Conditions
4.1 Basic requirements
Electro-hydraulic brake, electro-hydraulic disc brakes, electromagnetic brake, electromagnetic and hydraulic disc brake caliper symbol should be separately […]
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
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