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QC/T 1063-2017

Chinese Standard: 'QC/T 1063-2017'
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QC/T 1063-2017English359 Add to Cart Days<=4 Road tanker for light fuel transportation -- Vapor recovery system Valid QC/T 1063-2017
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Detail Information of QC/T 1063-2017; QC/T1063-2017
Description (Translated English): (Road transport Lightweight fuel tank vehicle oil and gas recovery components)
Sector / Industry: Automobile & Vehicle Industry Standard (Recommended)
Word Count Estimation: 18,139
Date of Issue: 2017-01-09
Date of Implementation: 2017-07-01
Drafting Organization: Zhejiang Jialong Machinery Equipment Co., Ltd.
Regulation (derived from): Ministry of Industry and Information Technology Announcement No.2 of 2017
Summary: This standard specifies the terms and definitions, requirements, test methods, inspection rules and markings for oil and gas recovery components installed on road transport light fuel tank vehicles.


QC/T 1063-2017
Road tanker for light fuel transportation-Vapor recovery system
Oil and gas recovery assembly for road transport light fuel tank vehicle
1 Scope
This standard specifies the terms and definitions, requirements, and test methods for the oil and gas recovery components installed on road fuel light fuel tank vehicles.
Law, inspection rules and identification.
This standard applies to oil and gas recovery components in the oil and gas recovery system of road transport tank vehicles, and its transportation medium is limited to GB
12268 diesel or light fuel oil (UN No. 1202), motor gasoline or gasoline (UN No. 1203), kerosene (UN No. 1223).
2 Normative references
The following documents are essential for the application of this standard. For dated references, only the dated version applies to this
standard. For undated references, the latest version (including all amendments) is applicable to this standard.
GB 12268 List of dangerous goods
3 terms and definitions
Column F terms and definitions apply to this standard.
3.1
Vapor recovery system
Device for sealing and recovering oil and gas input/output tanks during oil loading and unloading; oil and gas recovery system including oil and gas recovery coupling
Valves, oil and gas recovery valves, ventilation valves, pneumatic interlocking valves, sealing caps, control lines and connecting lines, etc.
3.2
Vapor recovery assembly
Contains oil and gas recovery valve, oil and gas recovery coupling valve, vent valve and dust cover.
3.3
Vapor recovery valve
Quick shut-off valve for controlling oil and gas input/output tanks.
3.4
Vapor adaptor valve
It is a quick-closing valve used to connect the tank with the outside and transmit oil and gas.
3.5
Combing vent valve
Installed in the oil and gas recovery pipeline, when the medium is loaded and unloaded, when the oil and gas recovery coupling valve is not docked, the pressure difference inside and outside the tank can be adjusted
External gas communication valve.
3.6
Interlocking device
Interlocking device consisting of pneumatic interlocking valve, air source switch, gas pipeline, etc .; installed on the oil and gas recovery coupling valve, to switch on the gas transformer
For diameter joints, the ventilation valve can be closed by an interlock.
3.7
Vapor recovery pipeline
The pipeline for oil and gas circulation is used to connect the oil and gas recovery valve and the oil and gas recovery coupling valve.
4 Requirements
4.1 General requirements
4.1.1 The oil and gas recovery components shall meet the requirements of this standard and be manufactured according to product drawings and technical documents.
4.1.2 The raw materials, purchased parts, and outsourced parts applied to the oil and gas recovery components shall meet the requirements of relevant standards and shall be inspected and accepted by the factory
Before use.
4.1.3 Nominal pressure.
The nominal pressure of the oil and gas recovery component should not be less than 400 kPa.
4.1.4 Design temperature.
The design temperature of the oil and gas recovery component should be -20 ° C ~ 50; when there are special environmental requirements, the design temperature should be -40 ~
70.
4.1.5 Materials.
4.1.5.1 The casing materials and sealing materials of the oil and gas recovery components shall be selected to ensure their compatibility with the contacted medium.
4.1.5.2 The shells of oil and gas recovery valves, oil and gas recovery coupling valves and vent valves should be made of aluminum alloy castings or stainless steel castings.
Made of non-metallic materials.
4.1.6 Strainer.
The oil and gas recovery valve and vent valve should be provided with a stainless steel wire flame-retarding screen of not less than 80 mesh or other
structure.
4.1.7 Shell strength.
At 1.5 times the nominal pressure of the oil and gas recovery component, the casing must be free of visible leakage, plastic deformation and structural damage.
4.1.8 Valve body tightness.
At 1.1 times the nominal pressure, the housing (including the operating mechanism) and connection parts of the oil and gas recovery component must not have
Visible leak. Under normal use, it should not leak.
4.1.9 Seat tightness.
Under the specified pressure conditions, after the oil and gas recovery valve, the oil and gas recovery coupling valve, and the vent valve are closed, the valve disc is connected to the valve body after the pressure is maintained for at least 60 s.
There are no visible leaks on the contact surfaces, etc. Under normal use, it should not leak.
4.1.10 Operability.
After the assembly, the oil and gas recovery valve, the oil and gas recovery coupling valve, and the vent valve should be able to be flexibly opened and closed through the opening and closing operation device without a card.
Resistance phenomenon.
4.1.11 Reliability.
The oil and gas recovery valve, the oil and gas recovery coupling valve, and the vent valve should still have good operability and tightness after 25 000 opening and closing operations.
Closed.
4.1.1 2 Static conductive performance.
The static conduction between any valve on the valves of the oil and gas recovery system that may be in contact with the medium and that is conductive and the valve body
The electrical resistance must not be greater than 10.
4.1.1 3 Connection end dimensions.
The size of the connection ends of the oil and gas recovery valve, vent valve and oil and gas recovery coupling valve shall meet the requirements of Appendix A (except for screw connections).
4.1.1 4 Effective diameter.
The effective diameter of the oil and gas recovery valve, vent valve and oil and gas recovery coupling valve shall meet the following requirements.
a) The effective diameter of the oil and gas recovery valve should not be less than 62 mm;
b) the effective diameter of the ventilation valve should not be less than 40 mm;
c) The effective diameter of the oil and gas recovery coupling valve shall be not less than 62 mm.
4.2 Component requirements
4.2.1 The oil and gas recovery valve shall have the following functions.
a) Opening and closing control by remote control;
b) The oil and gas recovery valve should be able to close automatically when the opening driving force is lost or the driving component fails;
c) When closed, it can prevent the medium in the tank from leaking from the oil and gas recovery valve;
d) when opened, oil and gas can enter and exit the tank from the valve;
e) After the oil and gas recovery valve has undergone a drop test, the leakage of the DN80 oil and gas recovery valve should not be greater than 0.8 mm3/s, and the DN100 oil and gas recovery valve
The leakage should not be greater than 1 mmVs.
4.2.2 The oil and gas recovery coupling valve shall have the following functions.
a) The valve should be opened after connecting the gas reducer;
b) The oil and gas recovery coupling valve should be able to close automatically when the opening driving force is lost or the driving component fails;
c) When opened, oil and gas can enter and exit the oil and gas recovery pipeline from the valve;
d) The oil and gas recovery coupling valve should be equipped with an interlocking device. After opening the valve, it can automatically control the vent valve to close.
4.2.3 The ventilation valve shall have the following functions.
a) Opening and closing control by remote control;
b) When closed, it can prevent the medium in the tank from leaking from the vent valve;
c) When opened, the oil and gas recovery pipeline shall communicate with the atmosphere.
5 Test method
5.1 Number of tests
The number of type test samples for oil and gas recovery valve, vent valve, and oil and gas recovery coupling valve is 2 each.
5.2 Test method for oil and gas recovery valve
5.2.1 Shell strength test.
5.2.1.1 The test medium should be one of water, kerosene or a non-corrosive liquid with a viscosity not higher than water. The temperature of the test medium should be 5 ° C.
~ 40.
5.2.1.2 The shell strength test pressure is 1.5 times the nominal pressure.
5.2.1.3 The duration of the type test to maintain the test pressure shall not be less than 10 minutes.
5.2.1.4 Test procedure.
a) Install the tested valve on the test device and close each connection end;
b) operate the oil and gas recovery valve to verify its on/off function;
c) Close the ports of the valve, fill the valve housing with the test medium after opening the valve, and gradually increase the pressure to the test pressure.
The time required to maintain the test pressure.
5.2.2 Valve body tightness test.
5.2.2.1 The test medium shall be one of air, nitrogen or other inert gas, and the temperature of the test medium shall be 5 ~ 40.
5.2.2.2 The test pressure of the valve body tightness is 1.1 times the nominal pressure.
5.2.2.3 Test time.
a) The duration of the factory inspection to maintain the test pressure shall not be less than 60 s;
b) The duration of the type test to maintain the test pressure shall not be less than 5 min.
5.2.2.4 The test steps shall be performed in accordance with 5.2.1.4.
5.2.3 Seat tightness test.
5.2.3.1 The test medium shall be one of air, nitrogen or other inert gas, and the temperature of the test medium shall be 5 ~ 40 ° C.
5.2.3.2 Seat tightness test pressure.
a) The test pressure for factory inspection is 5.5 kPa;
b) The test pressures for type tests are 5.5 kPa and 20 kPa, respectively.
5.2.3.3 The duration of maintaining the pressure test shall not be less than 60 s.
5.2.3.4 Test procedure.
a) Install the tested valve on the test device and close the connecting end of the valve tank;
b) operate the valve to verify its open/close function;
c) The valve is closed by the opening and closing device that comes with the valve;
d) Fill the test medium from the connecting end of the tank and gradually increase the pressure to the specified test pressure.
5.2.4 Reliability test.
5.2.4.1 The oil and gas recovery valve performs 25 000 opening and closing operations.
5.2.4.2 After the test is completed, perform the valve seat tightness test again in accordance with 5.2.3.
5.2.5 Drop test.
5.2.5.1 Test equipment.
The main body of the drop test equipment is a container, and a flange is installed on the side of the container for testing the oil gas recovery valve. Experimental equipment should be full
Enough requirements.
a) The dimensions, tolerances and characteristic structures of the drop test equipment shall meet the requirements of Appendix B;
b) The feet should be made of solid steel and cannot be compounded with other materials or adopt shock-absorbing design to absorb impact energy;
c) The impact zone (sandbox) under the feet shall meet the requirements of Appendix B;
d) The lifting and releasing device shall ensure that the impact test equipment can be lifted to a specified test height and free from that height.
come down
e) Lifting and guiding devices must not affect the free fall of the test equipment
f) The design and operation of impact equipment shall comply with the requirements of local safety regulations and have the function of preventing accidental fall
g) The body of the impact test equipment shall be able to withstand a pressure of at least.200 kPa.
5.2.5.2 Test method.
a) Install the oil and gas recovery valve on the flange of the test container, and the pipe connection end of the oil and gas recovery valve is perpendicular to the ground;
b) Fill the main container with water at the center line of the mounting flange at 1 300 mm and plug the liquid level hole to seal
c) Increase test equipment by 1.200
To the point of release
d) stir the sand particles in the box evenly and place rubber pads;
e) release the test equipment, allowing the equipment to freely fall 1.200 mm;
f) Check the leakage of oil and gas recovery valve within 1 min after falling.
5.3 Vent valve test method
5.3.1 Shell strength test.
5.3.1.1 The test medium should be one of water, kerosene or a non-corrosive liquid with a viscosity not higher than water.The temperature of the test medium should be 5 ° C.
~ 40.
5.3.1.2 The shell strength test pressure is 1.5 times the nominal pressure.
5.3.1.3 The duration of the type test to maintain the test pressure shall not be less than 10.
5.3.1.4 Test procedure.
a) Install the tested valve on the test device and close each connection end;
b) operate the valve to verify its open/close function;
c) Close the ports of the valve, fill the valve housing with the test medium after opening the valve, and gradually increase the pressure to the test pressure.
The time required to maintain the test pressure.
5.3.2 Valve body tightness test.
5.3.2.1 The test medium should be one of air, nitrogen or other inert gas, and the temperature of the test medium should be 5 ~ 40 ° C.
5.3.2.2 The test pressure of the valve body is 1 times the nominal pressure.
5.3.2.3 Test time.
a) The duration of the factory inspection to maintain the test pressure shall not be less than 60 s;
b) The duration of the type test to maintain the test pressure shall not be less than 5 min.
5.3.2.4 The test method shall be implemented in accordance with 5.3.1.4.
5.3.3 Seat tightness test.
5.3.3.1 The test medium should be one of air, nitrogen or other inert gas, and the temperature of the test medium should be 5 ~ 40 ° C.
5.3.3.2 Seat tightness test pressure.
a) The test pressure for factory inspection is 5.5 kPa;
b) The test pressures for type tests are 5.5 kPa and 20 kPa, respectively.
5.3.3.3 The duration of maintaining the pressure test shall not be less than 60 s.
5.3.3.4 Test procedure.
a) Install the valve under test on the test device and close the pipe connection end of the valve;
b) operate the valve to verify its open/close function;
Related standard:   QC/T 1100-2019  QC/T 1101-2019
   
 
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