JT/T 1029-2016 English PDF (JT/T1029-2016)

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JT/T 1029-2016: Technical Specifications for the Maintenance of Hybrid Electric Vehicle
JT/T 1029-2016
JT
TRANSPORTATION INDUSTRY STANDARD
OF THE PEOPLE’S REPUBLIC OF CHINA
ICS 43.180
R 16
Record No..
Technical specifications for the
maintenance of hybrid electric vehicle
ISSUED ON. FEBRUARY 2, 2016
IMPLEMENTED ON. APRIL 10, 2016
Issued by. Ministry of Transport of PRC
Table of Contents
Foreword ... 3 
1 Scope ... 4 
2 Normative references ... 4 
3 Terms and definitions ... 4 
4 Operational safety ... 5 
5 Technical requirements ... 5 
Annex A (informative) Completion inspection record sample for secondary
maintenance for electric system-specific equipment ... 11 
Technical specifications for the
maintenance of hybrid electric vehicle
1 Scope
This Standard specifies the operational safety and technical requirements of
the maintenance of hybrid electric vehicle.
This Standard is applicable to hybrid electric vehicle with total mass not less
than 3500kg.
2 Normative references
The following referenced documents are indispensable for the application of
this document. For dated references, only the edition cited applies. For undated
references, the latest edition of the referenced document (including any
amendments) applies.
GB 7258, Steel cylinders for the on-board of compressed natural gas as a
fuel for vehicles
GB/T 18344, Specification for the inspection and maintenance of motor
vehicle
GB/T 19596, Terminology of electric vehicles
GB/T 19751, Hybrid electric vehicles safety specification
GB/T 27876, Technical specification for the maintenance of compressed
natural gas vehicle
JT/T 1009, Technical Specification for the Maintenance of Liquefied Natural
Gas Vehicle
3 Terms and definitions
For the purposes of this document, the terms and definitions defined in GB/T
19596 and GB 7258 apply.
Low
voltage
electrical
control
system
Low voltage
electrical
controller
1) Check working conditions;
2) Check the fixing;
3) Clean with air gun or brush.`
1) The controller shall work
normally;
2) The controller shall be
connected as specified, firmly
installed;
3) The radiator, wire plug shall be
clean, dry.
Cooling fan
1) Check the connection of
wiring;
2) Check the fixing;
3) Clean the appearance.
1) The wiring plugin shall be well
connected;
2) The fan body shall be firm;
3) The surface of fan shall
maintain clean.
High
voltage
electrical
control
system
Drive motor
1) Clean the appearance;
2) Check the wiring connection;
3) Check the fixing;
4) Check the working conditions;
5) Check the cooling system.
1) The motor surface shall be
clean, dry;
2) The wiring plugin shall be well
connected;
3) The motor installation brackets
and shock cushion shall be intact,
firm;
4) When the motor is working,
there shall be no abnormal
vibration or noise;
5) The motor cooling system shall
work normally, no leakage, with
sufficient coolant.
Generator
1) Clean the appearance;
2) Check the wiring connection;
3) Check the fixing;
4) Check the working conditions;
5) Check the cooling system;
6) Check the working conditions
of belt.
1) The generator surface shall be
clean, dry;
2) The wiring plugin shall be well
connected;
3) The generator installation
brackets and shock cushion shall
be intact, firm;
4) When the generator is
working, there shall be no
abnormal vibration or noise;
5) The generator cooling system
shall work normally, no abnormal
temperature change;
6) The generator belt shall not be
loose or aged.
High voltage
electrical
controller
1) Check working conditions;
2) Check the fixing which shall
be good;
3) Clean with air gun or brush.
1) The controller shall work
normally;
2) The controller shall be
connected as specified, with firm
Insulation property Measure the insulation resistance of case.
The case insulation property shall
be in accordance with GB/T
18384.
High voltage
electrical
control system
Drive motor
1) Cleaning scales;
2) Replenishing grease;
3) Check the bearing
radial clearance and
replace it as appropriate;
4) Measure insulation
resistance.
1) The inside of the motor cooling
system shall be free of scale;
2) Motor grease shall be
sufficient;
3) The radial clearance of the
bearing shall meet the
requirements of the product
specification;
4) Motor insulation property shall
comply with GB/T 18384.
Generator
1) Measure insulation
resistance;
2) Repair insulation
resistance failure.
Generator insulation property
shall comply with GB/T 18384.
Drive motor
controller
1) Measure insulation
resistance;
2) Repair insulation
failure.
Insulation property of drive motor
controller shall comply with GB/T
18384.
4 Vehicle insulation property
1) Measure insulation
resistance;
2) Repair insulation
failure.
Vehicle insulation property shall
comply with GB/T 18384.
5.3 Completion inspection for secondary maintenance of hybrid electric
vehicle
5.3.1 Inspection requirements
The completion inspection of secondary maintenance for conventional vehicles
and natural gas special equipment of hybrid electric vehicle shall be carried out
according to GB/T 18344, Gb/T 27876 and JT/T 1009. The completion
inspection of secondary maintenance for electric system-specific equipment of
hybrid electric vehicle shall meet the inspection requirements of fastening,
insulation, safety marks and road test. Refer to Annex A for the completion
inspection record sample for secondary maintenance for electric system-
specific equipment.
5.3.2 Fastening inspection
The installation of main components such as the power battery pack (super
capacitor bank), drive motor, motor cooling system, electrical control system,
circuit and other special devices shall comply with the relevant maintenance
technical requirements of vehicle manufacturer. The clamp shall be positioned