GB/T 25984.1-2010 English PDF (GBT25984.1-2010)
GB/T 25984.1-2010 English PDF (GBT25984.1-2010)
Regular price
$145.00 USD
Regular price
Sale price
$145.00 USD
Unit price
/
per
Delivery: 3 seconds. Download true-PDF + Invoice.
Get QUOTATION in 1-minute: Click GB/T 25984.1-2010
Historical versions: GB/T 25984.1-2010
Preview True-PDF (Reload/Scroll if blank)
GB/T 25984.1-2010: Automobiles electric fuel pump -- Part 1: Brush electric fuel pump
GB/T 25984.1-2010
GB
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 43.040.10
T 36
Automobiles Electric Fuel Pump -
Part 1: Brush’s Electric Fuel Pump
ISSUED ON: JANUARY 10, 2011
IMPLEMENTED ON: MAY 1, 2011
Issued by: General Administration of Quality Supervision, Inspection and
Quarantine;
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 ... 4
4 Classification ... 5
5 Requirements... 5
6 Test Methods ... 10
7 Inspection Rules ... 18
8 Marking, Packaging, Storage and Safekeeping ... 21
Automobiles Electric Fuel Pump -
Part 1: Brush’s Electric Fuel Pump
1 Scope
This Part of GB/T 25984 specifies the classification, requirements and test methods of
brush’s electric fuel pump of gasoline or diesel engine fuel supply system for
automobiles (hereinafter referred to as fuel pump).
This Part is applicable to brush’s electric fuel pump.
2 Normative References
Through the reference in this Part of GB/T 25984, clauses in the following documents
become clauses of this Part. In terms of references with a specific date, all the
subsequent modification lists (excluding corrected content) or revised editions are not
applicable to this Part. However, all parties that reach an agreement in accordance
with this Part are encouraged to explore the possibility of adopting the latest version of
these documents. In terms of references without a specific date, the latest version is
applicable to this Part.
GB/T 191 Packaging - Pictorial Marking for Handling of Goods
GB/T 16539 Acoustics - Determination of Sound Power Levels of Noise Sources Using
Vibration Velocity - Measurement for Seal Machinery
GB 17930 Gasoline for Motor Vehicles
GB 18351 Ethanol Gasoline for Motor Vehicles
GB/T 19147 Automobile Diesel Fuels
QC/T 238 Storage and Preservation for Automotive Parts
QC/T 413-2002 Basic Technical Requirements for Automotive Electric Equipment
QC/T 414 Color of Low-voltage Wire for Automobile
3 Terms and Definitions
The following terms and definitions are applicable to this Part.
3.1 Electric Fuel Pump
Electric fuel pump refers to a mechatronic component device, which is constituted of a
small and special electrical machine, which is in direct interconnection with a micro fuel
pump, and through the encapsulation of the outer shell and auxiliary parts. Electric fuel
pump shall be used to pump fuel from the fuel tank to the engine in the gasoline or
diesel engine fuel supply system.
3.2 Cold Magnet Knockdown
Cold magnet knockdown refers to performance changes of fuel pump motor and its
magnetic materials at a low temperature as a result of impact current.
3.3 Anti-flexure Force on the Inlet and Outlet
Anti-flexure force on the inlet and outlet refers to the anti-deformation performance of
the inlet pipe and outlet pipe of fuel pump.
3.4 Free Flow
Free flow refers to the output flow value of fuel pump when imposing nominal voltage
on the fuel pump and placing the output flow governing valve in a full-open state.
3.5 Shut-off Pressure
Shut-off pressure refers to the output pressure value of fuel pump when imposing
nominal voltage on the fuel pump and placing the output flow governing valve in a full-
close state.
4 Classification
4.1 Classification by Installation Mode
In accordance with the mode of installation, fuel pump may be divided into:
---External pump: fuel pump which is installed on fuel supply pipeline outside the
fuel tank;
---Internal pump: fuel pump which is installed inside the fuel tank.
5 Requirements
5.1 General Requirements
5.1.1 Normal operating conditions
Environment shall comply with the stipulation in 3.1.2 in QC/T 413-2002. The filter shall
be equipped with inlet filter, whose mesh size is less than or equals to 60 μm. Under
the rated flow, filter pressure loss shall be less than 0.01 MPa. Internal pump would
5.1.8 Low-voltage wiring hardness
Low-voltage wiring hardness that the fuel pump uses shall comply with the stipulations
in 3.2.3 in QC/T 413-2002.
5.1.9 Anti-flexure force on the inlet and outlet
Anti-flexure force on the inlet and outlet shall comply with the stipulations in product
technical documents.
5.2 Performance
5.2.1 Main performance parameters
Rated current, rated pressure, rated flow, free flow and shut-off pressure shall comply
with the stipulations in product technical documents.
5.2.2 Check valve performance
5.2.2.1 Check valve leakage
Place a check valve under the pressure of 0.23 MPa; the leakage of the test solution
shall be less than 3 mL/h.
5.2.2.2 Check valve service life
After check valve is switched on and off for 100,000 times, the performance of the
check valve shall comply with the stipulation in 5.2.2.1.
5.2.3 Pressure relief valve operating range
If rated pressure is pn, the lower limit of the pressure relief valve when it is switched on
is pn + 0.1 MPa; the upper limit of the pressure relief valve in full-open state is pn + 0.5
MPa. If rated pressure pn is less than 0.1 MPa, the upper limit of the pressure relief
valve in full-open state is pn + 0.2 MPa. The switch-off value of the pressure relief valve
shall be more than pn.
5.3 Noise
Noise of the fuel pump shall be less than 70 dB(A).
5.4 Resistance to Abnormal Power Supply Voltage
5.4.1 Resistance to reverse polarity of power supply
The fuel pump shall be able to bear 1 min of power supply reverse polarity test and
maintain undamaged. The reverse voltage value is 7/6 times of the nominal voltage.
After the test, the product shall comply with the stipulation in 5.2.1.
5.10.2 Resistance to high-temperature
5.10.2.1 Resistance to high-temperature storage
At + 75 °C, conduct high-temperature test on the fuel pump for 8 h. After the product
recovers to normal temperature, its performance shall comply with the stipulation in
5.2.1.
5.10.2.2 Resistance to high-temperature operation
When fuel temperature rises from room temperature to the maximum operating
temperature, operate the fuel pump under nominal voltage and rated pressure for 60
min. The flow of the fuel pump shall be over 75% of the rated value. After the product
recovers to normal temperature, its performance shall comply with the stipulation in
5.2.1.
5.10.3 Resistance to temperature variation
In accordance with the stipulation in 3.10.3 in QC/T 413-2002, conduct the temperature
variation test on the fuel pump. The product shall receive the test in a non-operating
state. In the test, the low temperature and high temperature shall be selected between
-30 °C ~ + 65 °C. The duration of exposure to each temperature shall be 2 h. After the
test, the product recovers to normal temperature and shall comply with the stipulation
in 5.2.1.
5.11 Resistance to Temperature/Humidity Cyclic Variation (applicable to
external fuel pump)
In accordance with the stipulation in 3.11 in QC/T 413-2002, the external pump shall
receive the test between -10 °C ~ + 65 °C in a non-operating state. After the test is
completed and the product recovers to normal temperature, the product shall comply
with the stipulation in 5.1.9 and 5.2.1.
5.12 Resistance to Vibration
The fuel pump shall receive the test in a non-operating and normal installation state.
The severity level of sweep frequency vibration test shall comply with the stipulation of...
Get QUOTATION in 1-minute: Click GB/T 25984.1-2010
Historical versions: GB/T 25984.1-2010
Preview True-PDF (Reload/Scroll if blank)
GB/T 25984.1-2010: Automobiles electric fuel pump -- Part 1: Brush electric fuel pump
GB/T 25984.1-2010
GB
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 43.040.10
T 36
Automobiles Electric Fuel Pump -
Part 1: Brush’s Electric Fuel Pump
ISSUED ON: JANUARY 10, 2011
IMPLEMENTED ON: MAY 1, 2011
Issued by: General Administration of Quality Supervision, Inspection and
Quarantine;
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 ... 4
4 Classification ... 5
5 Requirements... 5
6 Test Methods ... 10
7 Inspection Rules ... 18
8 Marking, Packaging, Storage and Safekeeping ... 21
Automobiles Electric Fuel Pump -
Part 1: Brush’s Electric Fuel Pump
1 Scope
This Part of GB/T 25984 specifies the classification, requirements and test methods of
brush’s electric fuel pump of gasoline or diesel engine fuel supply system for
automobiles (hereinafter referred to as fuel pump).
This Part is applicable to brush’s electric fuel pump.
2 Normative References
Through the reference in this Part of GB/T 25984, clauses in the following documents
become clauses of this Part. In terms of references with a specific date, all the
subsequent modification lists (excluding corrected content) or revised editions are not
applicable to this Part. However, all parties that reach an agreement in accordance
with this Part are encouraged to explore the possibility of adopting the latest version of
these documents. In terms of references without a specific date, the latest version is
applicable to this Part.
GB/T 191 Packaging - Pictorial Marking for Handling of Goods
GB/T 16539 Acoustics - Determination of Sound Power Levels of Noise Sources Using
Vibration Velocity - Measurement for Seal Machinery
GB 17930 Gasoline for Motor Vehicles
GB 18351 Ethanol Gasoline for Motor Vehicles
GB/T 19147 Automobile Diesel Fuels
QC/T 238 Storage and Preservation for Automotive Parts
QC/T 413-2002 Basic Technical Requirements for Automotive Electric Equipment
QC/T 414 Color of Low-voltage Wire for Automobile
3 Terms and Definitions
The following terms and definitions are applicable to this Part.
3.1 Electric Fuel Pump
Electric fuel pump refers to a mechatronic component device, which is constituted of a
small and special electrical machine, which is in direct interconnection with a micro fuel
pump, and through the encapsulation of the outer shell and auxiliary parts. Electric fuel
pump shall be used to pump fuel from the fuel tank to the engine in the gasoline or
diesel engine fuel supply system.
3.2 Cold Magnet Knockdown
Cold magnet knockdown refers to performance changes of fuel pump motor and its
magnetic materials at a low temperature as a result of impact current.
3.3 Anti-flexure Force on the Inlet and Outlet
Anti-flexure force on the inlet and outlet refers to the anti-deformation performance of
the inlet pipe and outlet pipe of fuel pump.
3.4 Free Flow
Free flow refers to the output flow value of fuel pump when imposing nominal voltage
on the fuel pump and placing the output flow governing valve in a full-open state.
3.5 Shut-off Pressure
Shut-off pressure refers to the output pressure value of fuel pump when imposing
nominal voltage on the fuel pump and placing the output flow governing valve in a full-
close state.
4 Classification
4.1 Classification by Installation Mode
In accordance with the mode of installation, fuel pump may be divided into:
---External pump: fuel pump which is installed on fuel supply pipeline outside the
fuel tank;
---Internal pump: fuel pump which is installed inside the fuel tank.
5 Requirements
5.1 General Requirements
5.1.1 Normal operating conditions
Environment shall comply with the stipulation in 3.1.2 in QC/T 413-2002. The filter shall
be equipped with inlet filter, whose mesh size is less than or equals to 60 μm. Under
the rated flow, filter pressure loss shall be less than 0.01 MPa. Internal pump would
5.1.8 Low-voltage wiring hardness
Low-voltage wiring hardness that the fuel pump uses shall comply with the stipulations
in 3.2.3 in QC/T 413-2002.
5.1.9 Anti-flexure force on the inlet and outlet
Anti-flexure force on the inlet and outlet shall comply with the stipulations in product
technical documents.
5.2 Performance
5.2.1 Main performance parameters
Rated current, rated pressure, rated flow, free flow and shut-off pressure shall comply
with the stipulations in product technical documents.
5.2.2 Check valve performance
5.2.2.1 Check valve leakage
Place a check valve under the pressure of 0.23 MPa; the leakage of the test solution
shall be less than 3 mL/h.
5.2.2.2 Check valve service life
After check valve is switched on and off for 100,000 times, the performance of the
check valve shall comply with the stipulation in 5.2.2.1.
5.2.3 Pressure relief valve operating range
If rated pressure is pn, the lower limit of the pressure relief valve when it is switched on
is pn + 0.1 MPa; the upper limit of the pressure relief valve in full-open state is pn + 0.5
MPa. If rated pressure pn is less than 0.1 MPa, the upper limit of the pressure relief
valve in full-open state is pn + 0.2 MPa. The switch-off value of the pressure relief valve
shall be more than pn.
5.3 Noise
Noise of the fuel pump shall be less than 70 dB(A).
5.4 Resistance to Abnormal Power Supply Voltage
5.4.1 Resistance to reverse polarity of power supply
The fuel pump shall be able to bear 1 min of power supply reverse polarity test and
maintain undamaged. The reverse voltage value is 7/6 times of the nominal voltage.
After the test, the product shall comply with the stipulation in 5.2.1.
5.10.2 Resistance to high-temperature
5.10.2.1 Resistance to high-temperature storage
At + 75 °C, conduct high-temperature test on the fuel pump for 8 h. After the product
recovers to normal temperature, its performance shall comply with the stipulation in
5.2.1.
5.10.2.2 Resistance to high-temperature operation
When fuel temperature rises from room temperature to the maximum operating
temperature, operate the fuel pump under nominal voltage and rated pressure for 60
min. The flow of the fuel pump shall be over 75% of the rated value. After the product
recovers to normal temperature, its performance shall comply with the stipulation in
5.2.1.
5.10.3 Resistance to temperature variation
In accordance with the stipulation in 3.10.3 in QC/T 413-2002, conduct the temperature
variation test on the fuel pump. The product shall receive the test in a non-operating
state. In the test, the low temperature and high temperature shall be selected between
-30 °C ~ + 65 °C. The duration of exposure to each temperature shall be 2 h. After the
test, the product recovers to normal temperature and shall comply with the stipulation
in 5.2.1.
5.11 Resistance to Temperature/Humidity Cyclic Variation (applicable to
external fuel pump)
In accordance with the stipulation in 3.11 in QC/T 413-2002, the external pump shall
receive the test between -10 °C ~ + 65 °C in a non-operating state. After the test is
completed and the product recovers to normal temperature, the product shall comply
with the stipulation in 5.1.9 and 5.2.1.
5.12 Resistance to Vibration
The fuel pump shall receive the test in a non-operating and normal installation state.
The severity level of sweep frequency vibration test shall comply with the stipulation of...