QC/T 838-2010 English PDF (QCT838-2010)

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QC/T 838-2010: Ultracapacitor electric city bus
QC/T 838-2010
QC
AUTOMOBILE INDUSTRY STANDARD
OF THE PEOPLE’S REPUBLIC OF CHINA
ICS 43.080
T 47
Ultracapacitor electric city bus
ISSUED ON: NOVEMBER 22, 2010
IMPLEMENTED ON: MARCH 01, 2011
Issued by: Ministry of Industry and Information Technology of PRC
Table of Contents
Foreword ... 5
1 Scope ... 6
2 Normative references ... 6
3 Terms and definitions ... 7
4 Models ... 7
5 Requirements ... 9
6 Test method ... 11
7 Inspection rules ... 13
8 Marking, transportation, storage ... 14
Ultracapacitor electric city bus
1 Scope
This standard specifies the terms and definitions, models, requirements, test methods,
inspection rules, signs, transportation, storage of supercapacitor electric city buses.
This standard applies to all kinds of electric city buses, that use supercapacitors as the
power source, OR use supercapacitors as the main power source.
2 Normative references
The provisions in following documents become the provisions of this Standard through
reference in this Standard. For the dated references, the subsequent amendments
(excluding corrections) or revisions do not apply to this Standard; however, parties who
reach an agreement based on this Standard are encouraged to study if the latest versions
of these documents are applicable. For undated references, the latest edition of the
referenced document applies.
GB 1495 Limits and measurement methods for noise emitted by accelerating motor
vehicles
GB/T 4094.2 Electric vehicles - Symbols for controls, indicators and tell-tales
GB/T 12548 Motor vehicles - Speedometer and odometer - Calibration method
GB/T 18384.1-2001 Electric vehicles - Safety specification - Part 1: On-board
energy storage
GB/T 18384.3-2001 Electric vehicles - Safety specification - Part 3: Protection of
persons against electric hazards
GB/T 18385-2005 Electric vehicles - Power performance - Test method
GB/T 18387-2008 Limits and test methods of magnetic and electric field strength
from electric vehicles - Broadband 9 kHz to 30 MHz
GB/T 18388-2005 Electric vehicle - Engineering approval evaluation program
GB/T 18488.1 The electrical machines and controllers for electric vehicles - Part 1:
General specification
GB/T 18488.2 The electrical machines and controllers for electric vehicles - Part 2:
Test methods
GB/T 19596 Terminology of electric vehicles
GB/T 19836 Instrumentation for electric vehicles
QC/T 413-2002 Basic technical requirements for automotive electric equipment
QC/T 741-2006 Ultracapacitors for vehicles
QC/T 839-2010 Power supply system for ultracapacitor electric city bus
CJ/T 5007-1993 Specifications of trolleybuses
CJ/T 5008-1993 Method of test for trolleybuses
3 Terms and definitions
The terms and definitions, as established in GB/T 19596, as well as the following terms
and definitions, apply to this standard.
3.1
Ultracapacitor electric city bus
An urban electric bus, that uses a supercapacitor as a power source or uses a
supercapacitor as a main power source, AND does not need power from the
overhead line network, when it is running away from the station.
3.2
Current collecting equipment
The device for supercapacitor electric city buses, to obtain electric energy from the
power supply bank (see QC/T 839-2010 for definition).
3.3
Electric power receiving board
When the vehicle is charging, the conductive plate of the current collecting
equipment that contacts with the power supply bank.
4 Models
The product model of a supercapacitor electric city bus is composed of the enterprise
name code, vehicle type code, main parameter code, product serial number, enterprise-
5 Requirements
5.1 Vehicle
The complete supercapacitor electric city bus shall meet the requirements of relevant
standards AND comply with the relevant national mandatory standards.
5.1.1 Environment.
Supercapacitor electric city buses shall be able to run normally, under natural conditions
which have an ambient temperature range of -25 °C ~ 45 °C.
5.1.2 Performance.
5.1.2.1 When tested according to the procedures specified in 6.3, the maximum speed
of the supercapacitor electric city bus shall not be less than 50 km/h.
5.1.2.2 Make the supercapacitors fully charged, according to the charging procedure
specified by the manufacturer. In this state, the vehicle accelerates from rest to 40 km/h;
the acceleration time is not more than 18 s.
5.1.2.3 When the supercapacitor electric city bus is tested, according to the method in
6.4, its full-load effective running distance is ≥ 5 km, meanwhile the average energy
consumption rate of a 12-meter bus is ≤ 1500 Wh/km. Other types of supercapacitor
electric city buses shall be implemented, according to this standard.
5.1.2.4 Supercapacitor electric city buses shall have the function of braking energy
recovery.
5.1.2.5 The maximum gradeability of supercapacitor electric city buses is ≥ 12%.
5.1.2.6 When the vehicle needs to stop for charging during the driving process, the inter-
station charging time of the supercapacitor electric city bus shall be ≤ 30 s.
5.1.2.7 When tested according to the method specified in 6.5, the supercapacitor electric
city bus's acceleration noise, outside the vehicle, shall meet the requirements of GB
1495.
5.1.3 Safety.
5.1.3.1 The insulation of supercapacitor electric city buses shall comply with the
provisions in 3.1.13 of CJ/T 5007-1993.
5.1.3.2 The electromagnetic interference of supercapacitor electric city buses shall
comply with the provisions of GB/T 18387-2008.
5.1.3.3 The output end of the supercapacitor energy storage system shall have a manual
or automatic disconnection device.
5.1.3.4 The supercapacitor energy storage system must have an obvious break point and
its mark for separating the components into two or more groups, so as to facilitate safe
maintenance.
5.1.3.5 The drive motor and its control system shall meet the requirements of GB/T
18488.1.
5.1.3.6 The vehicle controller shall meet the requirements of 3.6, 3.7, 3.8, 3.9, 3.10,
3.12 of QC/T 413-2002.
5.1.3.7 When the vehicle is connected to an external circuit (for example: power grid,
external charging data), the vehicle cannot be moved by its own drive system.
5.1.3.8 The waterproof performance of supercapacitor electric city buses shall comply
with the provisions in Chapter 7 of GB/T 18384.3-2001.
5.1.4 The signs of the operating parts, indicators, signaling devices shall meet the
requirements of GB/T 4094.2.
5.1.5 The technical requirements for instruments and displays shall comply with the
provisions of GB/T 19836.
5.2 High voltage electrical
5.2.1 High-voltage electrical equipment and wiring.
High-voltage electrical equipment and wiring shall comply with the relevant provisions
of CJ/T 5007.
5.2.2 Supercapacitor system.
5.2.2.1 Safety features.
The safety performance of supercapacitors shall comply with the provisions of 5.13,
5.14, 5.15 in QC/T 741-2006.
5.2.2.2 Sign.
The safety warning of the supercapacitor bank, which is installed on the supercapacitor
electric city bus, shall comply with the requirements in Chapter 4 of GB/T 18384.1-
2001. When people approach the supercapacitor, they shall be able to see the
corresponding sign.
5.2.3 Current collecting equipment.
5.2.3.1 The rising or falling time of the electric power receiving board shall not exceed
6.3 Maximum speed
When the supercapacitor electric city buses are subject ...