GB/T 36287-2018 PDF English
Search result: GB/T 36287-2018 English: PDF (GB/T36287-2018)
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Name of Chinese Standard | Status |
| GB/T 36287-2018 | English | 310 |
Add to Cart
|
0-9 seconds. Auto-delivery.
|
Urban rail transit - Ground system for vehicle braking regenerative energy utilization
| Valid |
PDF Preview: GB/T 36287-2018
GB/T 36287-2018: PDF in English (GBT 36287-2018) GB/T 36287-2018
GB
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 29.280
S 35
Urban rail transit - Ground system for vehicle braking
regenerative energy utilization
ISSUED ON: JUNE 07, 2018
IMPLEMENTED ON: JANUARY 01, 2019
Issued by: State Administration for Market Regulation;
Standardization Administration of the People's Republic of
China.
Table of Contents
Foreword ... 3
1 Scope ... 4
2 Normative references ... 4
3 Terms and definitions ... 5
4 Environmental conditions ... 7
5 Power supply conditions ... 8
6 System composition ... 9
7 Technical requirements ... 12
8 Inspection methods ... 22
9 Inspection rules ... 33
Urban rail transit - Ground system for vehicle braking
regenerative energy utilization
1 Scope
This Standard specifies environmental conditions, power supply conditions,
system composition, technical requirements, inspection methods, inspection
rules and so on of ground system for vehicle braking regenerative energy
utilization of urban rail transit.
This Standard is applicable to ground system for vehicle braking regenerative
energy utilization of urban rail transit (including feedback-type, storage-type and
hybrid-type regenerative braking energy ground utilization system). Similar
systems other than rail transit can be implemented by reference.
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/T 1094.3-2003, Power transformers - Part 3: Insulation levels, dielectric
tests and external clearances in air
GB/T 1094.10-2003, Power transformers - Part 10: Determination of sound
GB/T 1094.11-2007, Power transformers - Part 11: Dry-type transformers
GB/T 2423.1-2008, Environmental testing - Part 2: Test methods - Tests A:
Cold
GB/T 2423.2-2008, Environmental testing - Part 2: Test methods - Tests B:
Dry heat
GB/T 2423.4-2008, Environmental testing for electric and electronic products
- Part 2: Test method - Test Db: Damp heat, cyclic ( 12h+12h cycle)
GB/T 2900.1-2008, Electrotechnical terminology - Fundamental terms
GB/T 2900.33-2004, Electrotechnical terminology - Power electronics
GB/T 2900.95-2015, Electrotechnical terminology - transformers, voltage
regulators and reactors
GB/T 3859.1-2013, Semiconductor converters - General requirements and
line commutated converters - Part 1-1: Specification of basic requirements
GB/T 4208-2017, Degrees of protection provided by enclosure (IP code)
GB/T 10411-2005, D.C. traction power supply system for urban rail transit
GB/T 12325, Power quality - Deviation of supply voltage
GB/T 13422-2013, Semiconductor converters - Electrical test methods
GB/T 14549-1993, Quality of Electric Energy Supply - Harmonics in Public
Supply Network
GB/T 15543, Power quality - Three-phase voltage
GB/T 15945, Power quality - Frequency deviation for power system
GB/T 18494.1-2014, Converter transformers - Part 1: Transformers for
industrial applications
GB/T 21413.1-2008, Railway applications - Electric equipment for rolling
stock - Part 1: General service conditions and general rules
GB/T 24338.6-2009, Railway applications - Electromagnetic compatibility -
Part 5: Emission and immunity of fixed power supply installations and
apparatus
GB/T 25122.1-2010, Railway applications - Power convertors installed on
board rolling stock - Part 1: Characteristics and test methods
GB/T 32350.1-2015, Railway applications - Insulation coordination - Part 1:
Basic requirements - Clearances and creepage distances for all electrical
and electronic equipment
JB/T 501-2006, Test guide for power transformers
IEC 61881-3:2013, Railway applications - Rolling stock equipment -
Capacitors for power electronics - Part 3: Electric double-layer capacitors
3 Terms and definitions
For the purposes of this document, the terms and definitions defined in GB/T
2900.1-2008, GB/T 2900.95-2015, GB/T 2900.33-2004, GB/T 3859.1-2013,
utilization system or dual quadrant converter. For storage-type regenerative
braking energy ground utilization system, system efficiency refers to the product
of charging efficiency and discharging efficiency.
3.9 energy storage module
Small energy storage unit composed of super capacitors in series and parallel.
3.10 voltage balancing unit
Used with the module, it mainly completes the voltage equalization function of
the super capacitor in the module.
3.11 control unit of capacitor management system (CMS)
The control and management unit of the energy storage power supply, which
mainly completes the control of the voltage equalization unit and external
communication functions and so on.
3.12 energy storage unit
Energy storage component that is composed of CMS control unit and energy
storage modules in series and parallel.
3.13 ripple voltage (on the d.c. side)
The AC voltage component in the DC side voltage of the regenerative braking
energy ground utilization system for rectifying operation or releasing electric
energy.
4 Environmental conditions
4.1 Temperature
The ambient temperature is -10°C~40°C.
The storage and transportation temperature is -25°C~55°C.
4.2 Altitude
The altitude is not higher than 2500m.
4.3 Relative humidity
Daily average value is not more than 95%. Monthly average value is not more
than 90% (25°C). Condensation occurs.
system, protection system and so on shall be DC 220V or DC 110V power
supply. The auxiliary power required for anti-condensation heating and lighting
shall be AC 220V power supply. The auxiliary power supply required by the
cooling fan (if any) shall be AC 380V power supply. AC220V power supply shall
be used for the auxiliary power supply voltage level required by the transformer
thermostat.
6 System composition
6.1 Overview
The ground system for vehicle braking regenerative energy utilization of urban
rail transit is divided into:
- feedback-type ground system for vehicle braking regenerative energy
utilization;
- storage-type ground system for vehicle braking regenerative energy
utilization;
- hybrid-type ground system for vehicle braking regenerative energy
utilization.
6.2 Feedback-type ground system for vehicle braking regenerative energy
utilization
The feedback-type ground system for vehicle braking regenerative energy
utilization is composed of energy-fed transformer, AC (low voltage) circuit
breaker, double quadrant converter, DC isolating switch, DC reactor,
measurement and control system and so on. The typical topological structure
of the main circuit is shown in Figure 1.
The energy-fed transformer completes the electrical isolation between the
double-quadrant converter and the AC grid and the functions of step-up and
step-down. AC (low-voltage) circuit breaker realizes protection and isolation
between the double-quadrant converter and the energy-fed transformer. The
dual-quadrant converter realizes the conversion function of electric energy from
AC to DC or from DC to AC. The DC isolating switch realizes the isolation of
the double-quadrant converter and the DC negative bus. The DC reactor
completes the filtering and current limiting functions with the DC bus. The
measurement and control system complete the measurement, protection and
control of the entire system.
7 Technical requirements
7.1 Functional requirements
7.1.1 Energy recovery function
The ground system for vehicle braking regenerative energy utilization shall be
able to recover the braking energy generated during regenerative braking of the
train to the AC grid or energy storage unit.
7.1.2 Stable DC network voltage function
Within its power range, the ground system for vehicle braking regenerative
energy utilization shall be able to stabilize the DC bus voltage at a preset value.
7.1.3 Rectification function
The feedback-type ground system for vehicle braking regenerative energy
utilization shall be able to convert AC grid power into DC power for train traction.
NOTE: The rectification function of the feedback-type ground system for vehicle braking
regenerative energy utilization is a special requirement. If necessary, it shall be negotiated
by both parties.
7.1.4 Communication function
The measurement and control device of the ground system for vehicle braking
regenerative energy utilization shall adopt a standard data communication
interface. The data communication protocol adopts a good versatility and open
protocol.
Example 1: The physical interface is RS485 interface, and the communication
protocol is Modbus_RTU.
Example 2: The physical interface is an Ethernet interface, and the
communication protocol is TCP/IP protocol.
The measurement and control device shall be able to realize the remote signal
function of switch status and fault signal; the remote measurement function of
data such as current, voltage and electric energy.
The measurement and control device shall be able to upload system fault
information to the integrated automation system of the substation, and it shall
be time stamped. At the same time, it has the function of clock synchronization
with the integrated automation system, and the time synchronization method is
software time synchronization.
- DC current overcurrent protection;
- Control equipment failure protection;
- AC overcurrent protection;
- Overheating protection;
- AC (low voltage) circuit breaker fault protection;
- Frame leakage protection and so on.
The ground system for vehicle braking regenerative energy utilization shall be
able to upload fault information to the integrated automation system of the
substation.
When a serious fault occurs in the ground system for vehicle braking
regenerative energy utilization, the corresponding AC switch cabinet circuit
breaker and/or DC feeder cabinet circuit breaker shall be actively disconnected.
The ground system for vehicle braking regenerative energy utilization shall be
equipped with a DC reactor to meet the requirements of DC side filtering. At the
same time limit the short-circuit current rise rate when a short-circuit fault occurs
on the DC side.
7.1.9 Safety interlock function
In order to ensure the safety of operators and maintenance personnel and
ensure the safe operation of all equipment in the ground system for vehicle
braking regenerative energy utilization, interlocking, interlocking, locking and
safe voltage detection functions shall be set between each component
equipment.
The equipment auxiliary power supply loss or comprehensive fault signal of
ground system for vehicle braking regenerative energy utilization shall have
hard contact signal output. At least one pair of contacts for tripping shall be
provided.
The ground system for vehicle braking regenerative energy utilization shall
provide external fault joint jump contact, so that when other equipment (or parts)
outside the system has a serious failure, it shall combinedly jump to the ground
system for vehicle braking regenerative energy utilization.
7.1.10 Debug function
When the ground system for vehicle braking regenerative energy utilization only
provides secondary power, it shall be able to achieve system simulation input,
exit and standby operating states through the control equipment.
efficiency shall be greater than or equal to 90%.
7.2.1.8 Efficiency of double quadrant converter
For the dual quadrant converter used in the feedback-type ground system for
vehicle braking regenerative energy utilization, the efficiency at rated load shall
be greater than or equal to 98%. For the dual quadrant converter used in the
storage-type ground system for vehicle braking regenerative energy utilization,
the charging efficiency shall be greater than or equal to 95% at rated load, and
the discharge efficiency shall be greater than or equal to 95%.
7.2.1.9 Voltage and current balance requirements
When the dual-quadrant converter uses multiple modules in parallel, the current
balance between the multiple modules shall be greater than 0.92. When the
dual-quadrant converter uses multiple modules in series, the voltage balance
between the multiple modules shall be greater than 0.92.
7.2.1.10 Electromagnetic compatibility
The electromagnetic compatibility of the control and protection components of
the ground system for vehicle braking regenerative energy utilization shall meet
the requirements of GB/T 24338.6-2009. The test performance determination
level shall not be lower than level C and shall not affect the transmission of
orbital signals.
7.2.1.11 Temperature rise
The insulation level of the energy-feeding transformer and reactor in the ground
system for vehicle braking regenerative energy utilization shall be F and above.
The temperature rise shall comply with the temperature rise limit regulations in
GB/T 1094.11-2007.
Under rated conditions, the temperature rise of each part of the dual-quadrant
converter shall meet the temperature rise limit specified in each part of GB/T
21413.1-2008.
7.2.1.12 Withstand voltage
The rated power frequency withstand test voltage and rated impulse withstand
test voltage of each component of the ground system for vehicle braking
regenerative energy utilization shall meet the requirements of GB/T 25122.1-
2010.
NOTE: The withstand voltage test may damage the power module, and the withstand
voltage test may not be performed on the converter power module part.
The front of the cabinet (operating surface) shall be provided with a cabinet
door. The opening angle of the cabinet door shall be greater than 120°. The
width of a single cabinet door shall not exceed 800mm.
7.2.1.18 Protection level
The protection level of the energy-feeding transformer cabinet in the ground
system for vehicle braking regenerative energy utilization shall not be lower
than IP20 specified in GB/T 4208-2017. The protection level of other cabinets
shall not be lower than IP30.
7.2.1.19 Way in-and-out
The inlet and outlet of each device of the ground system for vehicle braking
regenerative energy utilization shall adopt the cable in-and-out. In case of
special circumstances, it shall be determined through negotiation between the
supplier and the purchaser.
7.2.1.20 Noise requirements
The total noise of each equipment when the ground system for vehicle braking
regenerative energy utilization is running shall not exceed 90dB. Specific
indicators are negotiated and determined by both parties.
7.2.2 Special performance requirements of feedback-type ground system
for vehicle braking regenerative energy utilization
7.2.2.1 Voltage frequency, phase and unbalance
The frequency and phase of the voltage of the feedback-type ground system
for vehicle braking regenerative energy utilization shall be consistent with the
frequency and phase of the voltage of the connected system and shall meet the
requirements of GB/T 15945. The three-phase unbalance of the output voltage
shall meet the requirements of GB/T 15543.
7.2.2.2 Power factor
If there is no special agreement, the power factor at the PCC of the grid-
connected access point shall not be less than 0.98 at the rated load.
7.2.2.3 Harmonic content
In the rated intermittent cycle load, the voltage harmonics at the PCC and the
current harmonic content injected into the PCC shall meet the requirements of
GB/T 14549-1993. The user shall provide the minimum short-circuit capacity or
minimum short-circuit current value of the system at the PCC.
7.2.2.4 Energy-fed transformer
7.2.3.2 Equivalent series internal resistance
The equivalent series measured internal resistance of the energy storage unit
in the storage-type ground system for vehicle braking regenerative energy
utilization shall not be greater than the nominal internal resistance.
7.2.3.3 Temperature characteristics
7.2.3.3.1 High temperature performance
Place the test sample in the test box and make it work in the rated output state.
Gradually increase the box temperature from the normal test environment
temperature to 55°C±2°C within 0.5h or more. After the temperature is stable,
keep it for 6h, and then test the energy storage power supply in this environment,
and the following requirements shall be met:
- The electrostatic capacity is not less than 80% of the initial value;
- The stored energy is not less than 80% of the initial value;
- The internal resistance is less than or equal to 2 times the initial value.
7.2.3.3.2 Low temperature performance
Place the test sample in the test box and make it work in the rated output state.
Gradually reduce the box temperature from the normal test environment
temperature to -30°C±2°C within 0.5h or more. After the temperature stabilizes,
keep it warm for 16h to test the energy storage power supply.
The following requirements shall be met:
- The electrostatic capacity is not less than 80% of the initial value;
- The stored energy is not less than 80% of the initial value;
- The internal resistance is less than or equal to 2 times the initial value.
7.2.3.4 Voltage holding ability
The voltage at both ends of the energy storage unit in the storage-type ground
system for vehicle braking regenerative energy utilization shall not be less than
80% of the initial rated voltage within 72h.
7.2.3.5 Other requirements
Each energy storage unit should be equipped with an active equalization circuit
and an overvoltage alarm circuit. At the same time, a discharge device shall be
installed for maintenance.
Conduct insulation resistance and dielectric loss factor measurement according
to the requirements of Clause 6 of JB/T 501-2006.
8.2.1.2 Voltage ratio measurement
According to the requirements of Clause 8 of JB/T 501-2006.
8.2.1.3 Voltage vector relationship calibration
According to the requirements of Clause 9 of JB/T 501-2006.
8.2.1.4 Winding resistance measurement
According to the requirements of Clause 10 of JB/T 501-2006.
8.2.1.5 Externally-applied withstand voltage test
According to the requirements of Clause 11 in GB/T 1094.3-2003.
8.2.1.6 Induction withstand voltage test
According to the requirements of Clause 12 in GB/T 1094.3-2003.
8.2.1.7 Lightning impulse test
According to the requirements of Clause 13 in GB/T 1094.3-2003.
8.2.1.8 Partial discharge test
According to the requirements of Clause 12 in JB/T 501-2006.
8.2.1.9 No-load loss and no-load current measurement
According to the requirements of Clause 13 in JB/T 501-2006.
8.2.1.10 Short-circuit impedance measurement
According to the requirements of Clause 14 in JB/T 501-2006.
8.2.1.11 Temperature rise test
According to the requirements of 6.4.3 in GB/T 18494.1-2014.
8.2.1.12 Sound level measurement
According to the requirements of GB/T 1094.10-2003.
8.2.2 Double quadrant converter test
8.2.2.1 Insulation withstand voltage test
This test can be combined with load test.
8.2.2.9 Electromagnetic compatibility test
The electromagnetic compatibility test of the double-quadrant converter control
equipment can be carried out according to GB/T 24338.6-2009.
8.2.2.10 High and low temperature test
According to the requirements in GB/T 2423.2-2008 and GB/T 2423.1-2008. If
the device adopts forced ventilation, consider the ventilation according to the
actual operation of the device.
8.2.2.11 Alternating damp heat test
According to the regulations in GB/T 2423.4-2008.
8.2.3 Combination test of feedback-type ground system for vehicle
braking regenerative energy utilization
8.2.3.1 Static linkage test
Under the condition that the feedback-type ground system for vehicle braking
regenerative energy utilization with regenerative braking energy only has
auxiliary power on, inspect whether the switches in the feedback-type ground
system for vehicle braking regenerative energy utilization can be closed and
opened in the normal logical sequence.
8.2.3.2 Load test
Carry out separately under the rated conditions of continuous operation and the
rated conditions of intermittent duty system. The actual load or equivalent load
shall be used during the test.
According to 5.1.8 of GB/T 13422-2013.
8.2.3.3 Voltage frequency, phase and unbalance measurement
The voltage at the PCC shall be measured under continuous operation with
rated load conditions.
The measurement of frequency and phase shall be carried out according to
GB/T 15945. The measurement of unbalance shall be carried out according to
GB/T 15543.
8.2.3.4 Power factor measurement
The measurement point shall be the common connection point under the rated
component in the DC voltage under rated conditions.
Conduct according to GB/T 13422-2013.
This test can be combined with the system load test.
8.3 Test of storage-type ground system for vehicle braking regenerative
energy utilization
8.3.1 Double quadrant converter test
8.3.1.1 Insulation withstand voltage test
Under normal circumstances, use AC power frequency voltage for testing.
Conduct according to 5.1.2 of GB/T 13422-2013.
NOTE: The withstand voltage test may damage the power module, and the withstand
voltage test may not be performed on the converter power module part.
8.3.1.2 Light load test (functional test)
Carried out under the load that meets the functional requirements for verifying
the dual-quadrant converter, according to the provisions of 5.1.4 in GB/T 13422-
2013.
8.3.1.3 Load test
It shall be carried out under continuous operating rated conditions. Use actual
load or equivalent load when testing.
It can be carried out according to 5.1.8 of GB/T 13422-2013.
8.3.1.4 Efficiency determination
Directly measure the input and output power under the rated conditions of
continuous operation to determine. If the test method is used to determine, it
shall be carried out in accordance with the provisions of GB/T 13422-2013. This
test can be combined with load test.
8.3.1.5 Auxiliary device inspection
The functions of auxiliary devices (such as contactors, fans, human-machine
interfaces, other electrical components and so on) shall be inspected. If feasible,
inspection can be combined with light load test. Conduct according to the
requirements of 7.5.1 in GB/T 3859.1-2013.
8.3.1.6 Control equipment performance inspection
Conduct according to the requirements of 7.5.2 in GB/T 3859.1-2013.
8.3.3.3 Discharge test
Under the premise that the storage-type ground system for vehicle braking
regenerative energy utilization is stored in the super capacitor to Emax, make all
discharge branches on. The capacitor voltage of all supercapacitor parallel
branches shall drop below the safe voltage of 36V within 100min.
8.3.3.4 DC side ripple voltage measurement
The measurement of ripple voltage on the DC side is to measure the maximum
and minimum instantaneous values of the AC component in the DC voltage
under rated conditions. The test is carried out according to the requirements of
GB/T 13422-2013. This test can be combined with the cyclic charge and
discharge test.
8.3.3.5 Temperature rise test
It shall be carried out under the specified rated current and working system and
the most unfavorable cooling conditions. If it is tested at a lower temperature
lower than the specified maximum temperature, it shall be corrected, according
to 7.4.2 in GB/T 3859.1-2013.
This test can be combined with load test.
8.3.3.6 Efficiency determination
Directly measure the input and output power under the rated conditions of
continuous operation to determine. If the test method is used to determine, it
shall be carried out according to the regulations in GB/T 13422-2013.
This test can be combined with load test.
8.3.3.7 Noise measurement
When the system reaches the rated peak power of the intermittent period, the
audible noise is measured according to 5.1.16 of GB/T 13422-2013.
This test can be combined with load test.
8.4 Test of hybrid-type ground system for vehicle braking regenerative
energy utilization
The feedback part of the hybrid-type ground system for vehicle braking
regenerative energy utilization is tested according to 8.2. The storage part is
tested according to 8.3.
9 Inspection rules
9.1 General
The equipment test of the ground system for vehicle braking regenerative
energy utilization shall be carried out under conditions equivalent to the actual
working conditions, or under the condition that the equipment performance can
be guaranteed to meet the conditions of use.
All components in the equipment of the ground system for vehicle braking
regenerative energy utilization, such as semiconductor devices, reactors,
capacitors, contactors, circuit breakers, fans, isolating switches, sensors,
transformers and so on, shall pass the exit-factory inspection before installation.
If these devices have been attached with a certificate of passing the exit-factory
inspection according to the corresponding technical standards, the functional
test and operation test related to the ground system for vehicle braking
regenerative energy utilization can be carried out after assembly.
9.2 Inspection classification
The inspection of the ground system for vehicle braking regenerative energy
utilization is divided into type inspection, exit-factory inspection and on-site
inspection.
9.3 Type inspection
9.3.1 The inspection samples are taken from the qualified products of the exit-
factory inspection. The quantity is one piece.
9.3.2 All items of type inspection shall be carried out on the same sample. When
all the inspection items are conforming, the product is conforming. If any item
is found to be non-conforming, the product is non-conforming.
9.3.3 Usually, the type inspection should be conducted in one of the following
cases:
a) When new product trial production is completed;
b) When the product structure, process or material changes affect certain
characteristics or parameters of the train's ground system for vehicle
braking regenerative energy utilization, it shall be partially or fully
inspected;
c) When there is an unallowable deviation between the result of the exit-
factory inspection and the result of the previous type inspection;
......
Source: Above contents are excerpted from the PDF -- translated/reviewed by: www.chinesestandard.net / Wayne Zheng et al.
|