GB/T 15548-2023 PDF English
US$320.00 · In stock · Download in 9 secondsGB/T 15548-2023: General specification for three-phase synchronous generators driven by reciprocating internal combustion engine Delivery: 9 seconds. True-PDF full-copy in English & invoice will be downloaded + auto-delivered via email. See step-by-step procedureStatus: Valid GB/T 15548: Evolution and historical versions
Standard ID | Contents [version] | USD | STEP2 | [PDF] delivery | Name of Chinese Standard | Status |
GB/T 15548-2023 | English | 320 |
Add to Cart
|
0-9 seconds. Auto-delivery
|
General specification for three-phase synchronous generators driven by reciprocating internal combustion engine
| Valid |
GB/T 15548-2008 | English | 559 |
Add to Cart
|
3 days
|
General specification for three-phase synchronous generators driven by reciprocating internal combustion engine
| Obsolete |
GB/T 15548-1995 | English | 479 |
Add to Cart
|
4 days
|
General specification for three-phase synchronous generator driven by reciprocating internal combustion engine
| Obsolete |
Excerpted PDFs (Download full copy in 9 seconds upon purchase)PDF Preview: GB/T 15548-2023
GB/T 15548-2023: General specification for three-phase synchronous generators driven by reciprocating internal combustion engine ---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GBT15548-2023
GB
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 29.160.20
CCS K 21
Replacing GB/T 15548-2008
General Specification for Three-phase Synchronous
Generators Driven by Reciprocating Internal Combustion
Engine
Issued on: NOVEMBER 27, 2023
Implemented on: JUNE 1, 2024
Issued by. State Administration for Market Regulation;
Standardization Administration of the People’s Republic of China.
Table of Contents
Foreword... 3
1 Scope... 5
2 Normative References... 5
3 Terms and Definitions... 6
4 Basic Parameters and Dimensions... 7
5 General Requirements... 8
6 Technical Requirements... 9
7 Test Methods... 18
8 Inspection Rules... 20
9 Marking, Packaging and Warranty Period... 22
General Specification for Three-phase Synchronous
Generators Driven by Reciprocating Internal Combustion
Engine
1 Scope
This document specifies the basic parameters and dimensions, general requirements, technical
requirements, test methods, inspection rules, as well as marking, packaging and warranty period
of three-phase synchronous generators driven by reciprocating internal combustion engine.
This document is applicable to the manufacture of three-phase synchronous generators driven
by reciprocating internal combustion engine.
2 Normative References
The contents of the following documents constitute indispensable clauses of this document
through the normative references in the text. In terms of references with a specified date, only
versions with a specified date are applicable to this document. In terms of references without a
specified date, the latest version (including all the modifications) is applicable to this document.
GB/T 191-2008 Packaging - Pictorial Marking for Handling of Goods
GB/T 755-2019 Rotating Electrical Machines - Rating and Performance
GB/T 997-2022 Classification of Types of Construction, Mounting Arrangements and Terminal
Box Position (IM Code) for Rotating Electrical Machines
GB/T 1029-2021 Test Procedures for Three-phase Synchronous Machines
GB/T 1096-2003 Square and Rectangular Keys
GB/T 1958-2017 Geometrical Product Specifications (GPS) - Geometrical Tolerance -
Verification
GB/T 1971-2021 Rotating Electrical Machines - Terminal Markings and Direction of Rotation
GB/T 1993-1993 Cooling Methods for Rotating Electrical Machines
GB/T 2820.6-2009 Reciprocating Internal Combustion Engine Driven Alternating Current
Generating Sets - Part 6.Test Methods
GB/T 4772.1-1999 Dimensions and Output Series for Rotating Electrical Machines
GB/T 4772.2-1999 Dimensions and Output Series for Rotating Electrical Machines - Part 2.
Frame Numbers 355 to 1,000 and Flange Numbers 1,180 to 2,360
GB/T 4942-2021 Degrees of Protection Provided by the Integral Design of Rotating Electrical
Machines (IP code) - Classification
GB/T 10068-2020 Mechanical Vibration of Certain Machines with Shaft Heights 56 mm and
Higher - Measurement, Evaluation and Limits of Vibration Severity
GB/T 10069.1-2006 Measurement of the Airborne Noise Emitted by Rotating Electrical
Machines and the Noise Limits - Part 1.Method for the Measurement of Airborne Noise
Emitted by Rotating Electrical Machines
GB/T 10069.3-2008 Measurement of the Airborne Noise Emitted by Rotating Electrical
Machines and the Noise Limits - Part 3.Noise Limits
GB/T 12665-2017 Requirements of Damp-heat Testing of Electrical Machine for Service in
General Environmental Condition
GB/T 12975-2021 General Specification for Synchronous Generator in Ships
GB/T 14048.1-2023 Low-voltage Swithgear and Controlgear - Part 1.General Rules
GB/T 14711-2013 General Requirements for Safety of Small and Medium Size Rotating
Electrical Machines
GB/T 22714-2008 Test Specifications of Interturn Insulation of Form-wound Winding for AC
Low-voltage Electrical Machines
GB/T 22715-2016 Impulse Voltage Withstand Levels of Form-wound Stator Coils for Rotating
a.c. Machines
GB/T 22717-2008 Test Specifications of Interturn Insulation of Field Pole Coil and Field
Winding for Electrical Machines
GB/T 22719.1-2008 Interturn Insulation of Random-wound Winding for AC Low-voltage
Electrical Machines - Part 1.Test Methods
GB/T 22719.2-2008 Interturn Insulation of Random-wound Winding for AC Low-voltage
Electrical Machines - Part 2.Test Limits
3 Terms and Definitions
This document does not have terms or definitions that need to be defined.
4 Basic Parameters and Dimensions
4.1 Basic Parameters
4.1.1 The enclosure protection degree of the three-phase synchronous generators driven by
reciprocating internal combustion engine (hereinafter referred to as the generators) shall be
agreed upon by the user and the manufacturer in accordance with GB/T 4942-2021.
4.1.2 The cooling method of the generators shall be agreed upon by the user and the
manufacturer in accordance with GB/T 1993-1993.
4.1.3 The structure and installation type of the generators shall be agreed upon by the user and
the manufacturer in accordance with GB/T 997-2022.
4.1.4 The generator quota is a continuous quota based on the continuous working system (S1).
4.1.5 The rated frequency of the generators is 50 Hz or 60 Hz, the rated voltage of the generators
is 400 V, 450 V, 600 V, 690 V, 3,150 V, 3,300 V, 6,300 V, 6,600 V, 10,500 V, 11, 000V or 13,800
V, the armature winding is a star connection with or without a lead wire at the neutral point, and
can also be determined in accordance with the user agreement.
4.1.6 The rated power factor of the generators is 0.8 (lagging).
4.1.7 The rated frequency and rated speed of the generators are as specified in Table 1.
4.1.8 The recommended rated power of the generators shall be in accordance with the
provisions of Table 2.
4.2 Dimensions
4.2.1 The installation dimensions and tolerances of the generators shall comply with the
provisions of GB/T 4772.1-1999 or GB/T 4772.2-1999.
4.2.2 The shaft extension keys and tolerances of the generators shall comply with the provisions
of GB/T 1096-2003.
4.2.3 The corresponding relations among the generator power, speed and center height shall be
specified by the product standard.
5 General Requirements
5.1 The generators shall comply with the requirements of this document and be manufactured
in accordance with the drawings and technical documents approved by the prescribed
procedures.
5.2 Under the following altitudes, ambient air temperatures and ambient air relative humidity
conditions, the generators shall be able to maintain the rated operation.
a) The altitude does not exceed 1,000 m.
b) The maximum ambient air temperature varies with the seasons, but does not exceed
40 C.
c) The minimum ambient air temperature is 15 C, except for the following motors, the
ambient air temperature shall not be lower than 0 C.
1) Rated output greater than 3,300 kW (or 4,125 kVA), speed greater than or equal
to 1,000 r/min;
2) With sliding bearings;
3) Use water as primary or secondary cooling medium.
d) The average maximum relative humidity of the wettest month at the operating
location is 90%, and the average minimum temperature of the month is not higher
than 25 C.
e) When the generators are used for ships, the environmental requirements shall comply
with the provisions of GB/T 12975-2021.
If the operating conditions do not comply with the above-mentioned provisions, then, the
deviation shall be corrected in accordance with the provisions of GB/T 755-2019.
5.3 The generators shall be able to output rated power at rated speed and rated power factor
when the voltage changes between 95% ~ 105% of the rated value. When deviating from the
rated operation, the performance is allowed to be different from that specified in the Standard,
but when the above-mentioned voltage change reaches the limit and the motor is in continuous
operation, the maximum value that is allowed to be exceeded by the temperature rise limit is
10 K.
5.4 The generator and its excitation system shall be able to perform reliable excitation.
5.5 It is advisable to consider many factors that may affect the torsional vibration of the shaft
system after the generators and the internal combustion engine are grouped. When necessary,
the generator manufacturer shall provide the internal combustion engine manufacturer with the
rotor size and rotational inertia and other parameters of the generators, which will be calculated
and determined by the internal combustion engine manufacturer.
5.6 Unless measures are taken to ensure that there is no danger, the 3,150 V or higher leading-
out terminals and low-voltage leading-out terminals in the generators cannot be in the same
leading-out box.
6 Technical Requirements
6.1 The mechanical inspection items of the generators include.
a) Bearing inspection. when the generators are running, the bearings shall be stable and
light, and without stagnation;
b) Surface quality inspection. the paint on the surface of the generators shall be dry and
6.31 The electromagnetic compatibility of the generators shall comply with the provisions of
GB/T 755-2019.When the generators are used for ships, the electromagnetic compatibility shall
comply with the provisions of GB/T 12975-2021.
7 Test Methods
7.1 The appearance, assembly quality, external surface paint and various markings of the
generators shall be inspected by visual inspection; the rotating shaft and bearing operation
inspection shall be carried out by manual rotation. The inspection of motor dimensions shall be
carried out in accordance with the provisions of GB/T 4772.1-1999, GB/T 4772.2-1999 and
GB/T 1958-2017.
7.2 The determination of insulation resistance between the generator winding and the frame and
between the windings, phase sequence inspection, voltage setting range determination, steady-
state voltage regulation rate determination, short-time voltage rise test, voltage withstand test,
overspeed test, voltage deviation determination when the generators are working under
asymmetric load, shaft voltage determination, efficiency determination, thermal test, accidental
overcurrent test, overload test, waveform distortion rate determination, harmonic voltage factor
determination, and sudden short-circuit mechanical strength shall be carried out in accordance
with the provisions of GB/T 1029-2021.
7.3 The interturn insulation impulse voltage withstand test of the generator windings shall be
carried out in accordance with the provisions of GB/T 22719.1-2008, GB/T 22714-2008, GB/T
22715-2016, and GB/T 22717-2008.
7.4 The transient voltage regulation rate and recovery time determination, short-circuit current
holding capacity, and short-circuit current test shall be carried out in accordance with the
provisions of GB/T 12975-2021.
7.5 The parallel operation test of the generators shall be carried out when the product design is
finalized or the design parameters and excitation system are changed. It can also be tested after
the generators are matched with the internal combustion engine to form a unit. The test method
shall comply with the provisions of GB/T 2820.6-2009, or the test methods specified in various
product standards.
7.6 The impact voltage withstand test of the generator windings, terminal blocks and other
insulating parts to the enclosure (ground) shall be carried out in accordance with the provisions
of GB/T 14711-2013.
7.7 The determination of generator vibration shall be carried out in accordance with the
provisions of GB/T 10068-2020.When the control box is exactly at the specified measurement
point position, the measurement point configuration shall be specified by the product standards
of the generators.
7.8 The determination of generator noise shall be carried out in accordance with the provisions
of GB/T 10069.1-2006.
7.9 The enclosure protection degree test shall be carried out in accordance with the provisions
of GB/T 4942-2021.
7.10 The 40 C alternating damp heat test shall be carried out in accordance with the provisions
of GB/T 12665-2017.
7.11 The safety performance of the generators shall comply with the provisions of GB/T 14711-
2013.
7.12 The measurement of the electrical clearance and creepage distance between the generator
leading-out terminals shall be carried out in accordance with the provisions of Appendix G in
GB/T 14048.1-2023.
7.13 When the generators are used for ships, the electromagnetic compatibility performance
test shall be carried out in accordance with the provisions of GB/T 12975-2021.
...... Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al.
Tips & Frequently Asked QuestionsQuestion 1: How long will the true-PDF of English version of GB/T 15548-2023 be delivered?Answer: The full copy PDF of English version of GB/T 15548-2023 can be downloaded in 9 seconds, and it will also be emailed to you in 9 seconds (double mechanisms to ensure the delivery reliably), with PDF-invoice. Question 2: Can I share the purchased PDF of GB/T 15548-2023_English with my colleagues?Answer: Yes. The purchased PDF of GB/T 15548-2023_English will be deemed to be sold to your employer/organization who actually paid for it, including your colleagues and your employer's intranet. Question 3: Does the price include tax/VAT?Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countriesQuestion 4: Do you accept my currency other than USD?Answer: Yes. www.ChineseStandard.us -- GB/T 15548-2023 -- Click this link and select your country/currency to pay, the exact amount in your currency will be printed on the invoice. Full PDF will also be downloaded/emailed in 9 seconds. Question 5: Should I purchase the latest version GB/T 15548-2023?Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 15548-2023 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.
How to buy and download a true PDF of English version of GB/T 15548-2023?A step-by-step guide to download PDF of GB/T 15548-2023_EnglishStep 1: Visit website https://www.ChineseStandard.net (Pay in USD), or https://www.ChineseStandard.us (Pay in any currencies such as Euro, KRW, JPY, AUD). Step 2: Search keyword "GB/T 15548-2023". Step 3: Click "Add to Cart". If multiple PDFs are required, repeat steps 2 and 3 to add up to 12 PDFs to cart. Step 4: Select payment option (Via payment agents Stripe or PayPal). Step 5: Customize Tax Invoice -- Fill up your email etc. Step 6: Click "Checkout". Step 7: Make payment by credit card, PayPal, Google Pay etc. After the payment is completed and in 9 seconds, you will receive 2 emails attached with the purchased PDFs and PDF-invoice, respectively. Step 8: Optional -- Go to download PDF. Step 9: Optional -- Click Open/Download PDF to download PDFs and invoice. See screenshots for above steps: Steps 1~3 Steps 4~6 Step 7 Step 8 Step 9
|