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Basic data
| Standard ID | JT/T 1280-2019 (JT/T1280-2019) |
| Description (Translated English) | Oil water separator for oil spill |
| Sector / Industry | Highway & Transportation Industry Standard (Recommended) |
| Classification of Chinese Standard | R09 |
| Classification of International Standard | 13.030.40; 13.030.50 |
| Word Count Estimation | 12,126 |
| Date of Issue | 2019 |
| Date of Implementation | 2019-10-01 |
| Issuing agency(ies) | Ministry of Transport |
| Summary | This standard specifies the classification, model, basic parameters, technical requirements, test methods, inspection rules, and requirements for marking, packaging, transportation and storage of oil-spill oil-water separation devices. This standard applies to the production, inspection and use of oil-spill oil-water separation devices with a rated capacity of 5m3/h to 200m3/h. |
JT/T 1280-2019: Oil water separator for oil spill
---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Oil water separator for oil spill
Contents
Foreword Ⅱ
1 Scope 1
2 Normative references 1
3 Terms and definitions 1
4 Classification, model and basic parameters 2
5 Technical requirements 2
6 Test method 4
7 Inspection rules 5
8 Marking, packaging, transportation and storage 6
Appendix A (Normative appendix) Test of oil content in discharged water and water content in recovered oil 7
Reference 9
JT/T 1280-2019
Foreword
This standard is in accordance with GB/T Draft the rules given in 1-2009.
This standard is proposed and under the jurisdiction of the Technical Committee on Transportation, Navigation and Safety Standardization.
This standard was drafted. Water Transport Science Research Institute of the Ministry of Transport, Nanjing Bidun Environmental Protection Equipment Co., Ltd., Qingdao Huahai Environmental Protection Engineering
Industry Co., Ltd., Shandong Maritime Affairs Bureau, Qingdao Guangming Environmental Protection Technology Co., Ltd.
The main drafters of this standard. Shi Shiwu, Gan Yingting, Zou Yunfei, Guo Jianwei, Zhang Dewen, Liu Shouping, Xu Peng, Wan Qiang, Ye Wei, Zhao Yan.
JT/T 1280-2019
Oil spill oil-water separation device
1 Scope
This standard specifies the classification, model, basic parameters, technical requirements, test methods, inspection rules, and standards for oil spilled oil-water separation devices.
Storage, packaging, transportation and storage requirements.
This standard applies to the production, inspection and use of oil spilled oil-water separation devices with a rated capacity of 5m3/h to.200m3/h.
2 Normative references
The following documents are essential for the application of this document. For dated references, only the dated version applies to this article
Pieces. For undated references, the latest version (including all amendments) applies to this document.
GB/T 150. 1 Pressure vessels-Part 1. General requirements
GB/T 191 Packing, storage and transportation icon
GB/T 260 Petroleum products-Determination of water content-Distillation method
GB/T 2501 Marine flange connection dimensions and sealing surfaces
GB/T 3280 stainless steel cold-rolled steel plate and strip
GB 383.6. 2-1010 Explosive atmospheres Part 2. Equipment protected by flameproof enclosure "d"
GB/T 4208-2017 Housing Protection Level (IP Code)
GB/T 11037 Test methods for strength and tightness of marine boilers and pressure vessels
GB/T 19582. 1 Industrial automation network specifications based on Modbus protocol Part 1. Modbus application protocol
GB/T 2606 Marine aluminum alloy extruded tubes, rods, profiles
GB 50003 Code for Construction and Quality Acceptance of Automation Instrumentation Engineering
HG/T 20507 Design Specification for Automatic Instrument Selection
HJ 637 Determination of water, petroleum and animal and vegetable oils-Infrared spectrophotometry
3 Terms and definitions
The following terms and definitions apply to this document.
3． 1
Oil spill oil-water separation device oil water separator for oil spike
Quickly purify the oil-water mixture recovered during the oil spill emergency process, and directly discharge the local water body after reaching the required discharge standards.
An integrated device capable of recovering spilled oil.
3． 2
Rated capacity capacity capacity
Under normal working conditions, the maximum amount of oil-water mixture processed by the oil-spilled oil-water separation device per unit time.
3． 3
Separation precision tracement accuracy
The upper limit of the oil content of the discharged water treated by the oil spill oil-water separation device.
JT/T 1280-2019
4 classification, model and basic parameters
4． 1 Classification
According to the oil-water separation mechanism, oil spill oil-water separation devices can be divided into swirl oil spill oil-water separation devices, membrane oil spill oil-water separation devices, air flotation
Oil spill oil-water separation device, other oil spill oil-water separation device, etc.
4． 2 Model
The method for indicating the type of oil spilled oil-water separation device is shown in Figure 1.
Figure 1 Model representation method of oil spill oil-water separation device
Example.
The membrane oil spilled oil-water separation device with a rated processing capacity of 20m3/h and a separation accuracy of 15mg/L is indicated as. FM20-20.
4． 3 Basic parameters
See Table 1 for basic parameters of oil spilled oil-water separation device (hereinafter referred to as "separation device").
Table 1 Basic parameters
Rated capacity (m3/h) 5, 10, 20, 50, 80, 100, 150,.200
Separation accuracy (mg/L) 5, 10, 15
5 Technical requirements
5． 1 Working environment
The separation device should be able to work normally on the ship or on the ground under the following environmental conditions.
a) when the temperature is not higher than 40 ° C, the relative humidity is 100%;
b) When the temperature is higher than 40 ° C, the relative humidity should not be higher than 70%.
5． 2 Appearance
5． 2． 1 The design of the separation device shall be beautiful, reasonably arranged and easy to operate.
5． 2． 2 The coating of the outer surface of the equipment and structure of the separation device shall be smooth and uniform.
5． 3 General requirements
5． 3． 1 The processing and assembly of the separation device shall be reasonable, the parts and components shall be complete, the assembly shall be correct and complete, the fastening components shall be firm and reliable, and the pipeline joints shall not be
There should be looseness and no leakage from the pipeline.
JT/T 1280-2019
5． 3． 2 The movement of the moving parts should be sensitive, coordinated and accurate, without jamming and abnormal sounds.
5． 3． 3 It should be safe and reliable to use and simple to operate.
5． 3． 4 Transportation, lifting and arrangement shall be mobile, flexible and convenient. The external dimensions of each part should preferably meet the requirements of highway rapid transportation.
5． 3． 5 The separation device shall have a continuous working capacity of more than 30d and not less than 23h per day.
5． 4 Materials
5． 4． 1 In the seawater environment, the membrane separation material in the membrane-spilled oil-water separation device has no functional damage such as aging and performance degradation.
The time should not be less than 12 months.
5． 4． 2 When the separation device handles oil-water mixtures under marine environmental conditions, its internal equipment and piping materials shall be seawater-resistant
Materials such as stainless steel and aluminum alloy. Stainless steel should meet the requirements of GB/T 3280; aluminum alloy should meet the requirements of GB/T 2606.
5． ５ Structure
5． 5． 1 The separation device is generally composed of the device body, supporting pumps, power and control devices, etc.
5． 5． 2 The design of the separation device should fully consider the convenience of transfer and installation, and the integrated skid-mounted structure should be adopted.
5． 5． 3 The separation device shall have structural devices that are easy to transport and hoist and are arranged on the ship's deck or on the ground.
5． 5． 4 The flow rate of the matched pump under rated conditions should not be lower than the rated capacity of the separation device, and the head should meet the maximum pressure loss of the separation device.
And ensure that the pressure of the discharged water is not less than 0. 12MPa.
5． 5． 5 The separation device can choose automatic control or manual control mode. The device using automatic control mode should also have a manual control method.
And both should be switchable.
5． 5． 6 When the automatic control method is adopted, the power and control devices shall be equipped with communication signal output interfaces.
5． 5． 7 The monitoring device with alarm function for oil content in water should be set before the water valve.
5． 5． 8 Each oil-water separation unit of the separation device shall be provided with an oil collecting structure and automatic and manual oil draining devices.
Recycle.
5． 5． 9 All vulnerable parts should be easy to repair and replace.
5． 5． 10 The connection dimensions of the external flange should meet the relevant requirements of GB/T 2501.
5． 5． 11 The separation device shall be provided with clean water inlet for flushing.
5． 5． 12 A drain valve shall be provided at the bottom of the separation device.
5． 6 Performance requirements
The main performance requirements of the separation device are shown in Table 2.
Table 2 Main performance requirements
Project performance and requirements
Rated throughput meets its nominal value requirements
The oil content of the discharged water meets its separation accuracy requirements
Water content of recovered oil ≤30%
Discharge water pressure ≥0. 12MPa
Work to adapt to sway angle
Rolling-22. 5 ° ～ ＋22. 5 °
Pitch-7. 5 ° ～ ＋ 7. 5 °
Pressure resistance is not less than 1. 5 times the design pressure strength, no structural damage and permanent deformation
The density is not less than 1. 25 times the design pressure of liquid tightness, all parts should be no leakage
JT/T 1280-2019
Table 2 (continued)
Project performance and requirements
Power and Control
electric motor
Control cabinet
Remote communication interface
Automation Instrumentation
Should meet GB 383.6. Explosion-proof requirements of Ex dⅡBBT4 in 2-10
Cabinet shell should meet GB 383.6. Explosion-proof requirements of Ex dⅡBBT4 in 2-10
Cabinet shell should meet IP56 protection requirements in GB/T 4208-2017
The use of RS 485 interface should meet GB/T 19582. ModbusYRTU (slave) in 1
protocol
Should meet the requirements of HG/T 20507, protection level should not be lower than IP65, explosion-proof level should not be lower
In Ex dⅡBTT4
5． 7 Security
5． 7. 1 Where the separation device is likely to pose a threat to personal safety, eye-catching warnings and necessary protective measures shall be provided.
5． 7. 2 The pressure vessel in the main body of the separation device shall comply with GB/T 150. 1 related requirements.
6 Test method
6. 1 Test requirements
6. 1． 1 All components, accessories and auxiliary equipment of the separation device shall be fully equipped according to regulations. Adjustment conditions should be in accordance with the operating instructions of the separation device
Provisions.
6. 1． 2 Before testing the separation device, it shall be filled with lubricating oil, coolant, etc. as required.
6. 1． 3 During the entire test, the separation device shall be inspected and maintained for the specified items according to the instruction manual, and detailed records shall be made.
6. ２ Visual inspection
Visually inspect the appearance quality and structure of the separation device.
6. 3 Rated capacity
The test shall use a weighing method or an accuracy of 2. Class 5 flowmeter.
6. 4 Oil content of discharged water
The test shall be performed in accordance with Appendix A.
6. 5 Water content of recovered oil
The test shall be performed in accordance with Appendix A.
6. 6 discharge water pressure
The test shall be performed in accordance with Appendix A.
6. 7 Pressure resistance
The test shall be performed in accordance with the method specified in GB/T 11037.
JT/T 1280-2019
6. 8 dense
The test shall be performed in accordance with the method specified in GB/T 11037.
6.九 Power and control device
6. 9. 1 The explosion-proof test of the motor should be in accordance with GB 383.6. Perform the method specified in 2-10.
6. 9. 2 The explosion-proof test of the control cabinet shell shall be in accordance with GB 383.6. 2-1010, the protection test should be in accordance with GB 4208
Perform the prescribed method.
6. 9. 3 The test of the remote communication interface shall be in accordance with GB/T 19582. 1 ModbusQRTU (slave) protocol.
6. 9. 4 The protection and explosion-proof tests of automatic instruments shall be carried out in accordance with the method specified in GB 50003.
6. 10 security
Use visual inspection to check relevant warning signs.
7 Inspection rules
7. 1 Inspection classification
7. 1． 1 Inspection is divided into type inspection and factory inspection.
7. 1． 2 When one of the following situations occurs, type inspection shall be carried out.
a) under normal circumstances, type tests are carried out every five years;
b) stereotypes of new products or transfer of old products to the factory;
c) After the official production, if there are major changes in structure, materials and processes that may affect product performance;
d) when the product is suspended for one year and then resumed production;
e) When a request from a relevant national authority for a type test is made.
7. 1． 3 The product should be inspected before leaving the factory.
7. 2 Inspection items
The items of type inspection and factory inspection are shown in Table 3.
Table 3 Inspection items
Technical requirements for test items Test methods Type inspection Factory inspection
1 appearance quality 5. 2 6. 2 ＋ ＋
2 Structure
5． 5． 1,5. 5． 3, 5 5． 7.
5． 5． 8.5. 5． 11.5. 5． 12
6. 2 ＋ ＋
3 Rated capacity 5. 6 6. 3 +-
4 Oil content of discharged water 6 6. 4 ＋-
5 Water content of recovered oil 6 6. 5 +-
6 Discharge water pressure 6 6. 6
7 Pressure resistance test 5. 6 6. 7 ＋ ＋
8 Tightness test 5. 6 6. 8 ＋ ＋
JT/T 1280-2019
Table 3 (continued)
Technical requirements for test items Test methods Type inspection Factory inspection
Power and control
Device
Motor 5. 6 6. 9. 1 ＋ ＋
Control cabinet 5. 6 6. 9. 2 ＋ ＋
Remote communication interface 5. 6 6. 9. 3 ＋ ＋
Automation instrumentation 5. 6 6. 9. 4 ＋ ＋
10 Security 5. 7 6.6. 10 ＋ ＋
Note. "+" indicates mandatory items, and "-" indicates exempt items.
7. 3 sampling
The inspection samples are randomly selected. When the number of products of the same model is less than or equal to 10 sets, the sampling quantity is 1 set; when the number is greater than 10 sets, each
A sample of 10 sets of products.
7. 4 Judgment rules
The inspection items of each set of inspection samples shall all be qualified, then the products of the same model are qualified. If there is any
If a failure is found, re-sampling of the test sample shall be conducted to re-examine the failed items. If the re-inspection still fails, the product of the same model
qualified. If two test items in a set of test sample tests fail, the same model product fails.
8 Marking, packaging, transportation and storage
8. 1 Sign
8. 1． 1 Fix the permanent corrosion-resistant nameplate in a conspicuous position on each separation device.
8. 1． 2 The nameplate should be clear and complete, and the product name, specifications, model, implementation standards, manufacturer name, factory number, and external dimensions should be marked on it
And total mass.
8. 2 Packaging
8. 2． 1 The separation device is packed in a wooden box. The internal accessories, spare parts, product manuals, certifications, packing list should be complete and used in a wooden box.
Packaging while taking waterproof measures.
8. 2． 2 The outer surface of the package shall be marked with the product name, model, manufacturer's name and delivery unit, and the packaging mark shall conform to the provisions of GB/T 191.
8. ３ Transportation
8. 3． 1 The separation device shall meet the transportation requirements of vehicles, trains, ships and other means of transport.
8. 3． 2 The transportation operation shall be carried out according to the storage and transportation pictograms specified in GB/T 191, and shall not be inverted, tumbled, impacted or bumped.
8. 4 Storage
8. 4． 1 The separation device shall be stored in a clean and ventilated warehouse and shall not be exposed to the sun.
8. 4． 2 Each part of the separation device should be cleaned and stored in the warehouse. After storage, the packaging should be checked regularly and the equipment is complete.
8. 4． 3 The normal service life of the membrane separation material in the membrane oil spill oil-water separation device should not be less than 2 years, and the normal storage life should not be less than
4 years.
8. 4． 4 During storage of the separation device, it shall be inspected and maintained in accordance with the requirements of the instruction manual provided by the manufacturer.
JT/T 1280-2019
Appendix A
(Normative appendix)
Test of oil content in discharged water and water content in recovered oil
A. 1 Test preparation
A. 1． 1 Test oil
The test was performed using the following two grades of test oil.
a) The test oil A is a fuel oil whose relative density is not less than 0 at 15 ° C. 98g/cm3;
b) Test oil B is a light oil whose relative density is not less than 0 at 15 ° C. 83g/cm3.
A. 1． 2 Test system
A. 1． 2． 1 The test system shall include water tanks, pipes, flow meters, pressure gauges, thermometers, valves, etc. The principle of the test system is shown in Figure A. 1 shown.
Figure A. Schematic diagram of the test system
A. 1． 2． 2 A regulating pipe shall be provided immediately in front of the separation device to fully mix the test oil and water. The pipe diameter of the regulating pipe shall
The body velocity is designed at 3m/s. The piping arrangement should be such that the Reynolds number of the inflow of the separation device is not less than 10,000 and the flow rate is not less than 10,000 in fresh water.
1 m/s, and the length of the pipe from the oil-water mixture injection port to the inlet of the separation device should not be less than 20 times its diameter.
A. 1． 2． 3 Separate sampling points should be set up at the inlet and drain vertical pipes of the separation device.
A. 1． 2． 4 The liquid supply pipeline should be equipped with oil and water flow meters and regulating valves, and the accuracy of the flow meters should not be lower than 1. 5 levels.
A. 2 Test procedures
A. 2． 1 The separation device test procedure is shown in Figure A. 2 is shown. A. 2． 2 ~ A. 2． 5 In each of the specified tests, the quality of water discharged from the separation device shall be
Meet the requirements of separation accuracy specified in Table 1.
A. 2． 2 Use centrifugal pump, water tank, fuel tank, pipeline, valve and other test equipment to prepare the oil-water mixture required for the test.
A. 2． 3 The oil content of the test oil A for input to the separator is 0. 5% ~ 1. 0% oil-water mixture, volume flow reaches
Rated processing capacity of the device after the test device has reached a stable state (stable state means that the oil-water mixture passing through the separation device is not less than
The state formed after 2 times the volume), keep this test running state for 8h. Among them, the first 2h are separated from the separation device every 30min.
Sampling at the sampling point of the water outlet, from the sampling point of the drainage outlet every 1h from 3h. At the end of 8h continuous test operation, turn on the suction side of the pump
At the same time, the fuel supply valve and the water supply valve should be closed slowly.
JT/T 1280-2019
Figure A. 2 test procedures for separation devices
A. 2． 4 Input the oil-water mixture with an oil content of 25% ± 2% to the separation device. Press A. 2． ２ Tests are conducted in prescribed procedures,
Test run time is 2h.
A. 2． 5 Enter the oil-water mixture with an oil content of 80% ± 2% or more into the separation device. After the drain valve automatically opens, it should continue to maintain this.
The test equipment should be running for at least 5 minutes in the incoming liquid state. The water content of the recovered oil should be sampled at the sampling point of the drain port, and the water content of the recovered oil should be sampled at the sampling point of the drain port.
Measure the oil content of the discharged water. The separation device does not stop, and the water supply of the device is gradually converted into an oil-water mixture with an oil content of 25% ± 2%. After 30 minutes
Sampling at the sampling point of the drainage outlet to detect the oil content of the discharged water, and then the water supply of the device gradually changed to 0. 5% ~ 1. 0% oil-water mixture
After 30 minutes, take a sample at the sampling point of the drainage outlet to check the oil content of the discharged water. This test procedure is repeated at least once in a row.
A. 2． 6 Check the indication value of the pressure gauge of the drainage outlet by visual inspection. The pressure value should not be lower than 0. 12MPa.
A. 2． 7 After the separator is filled with fresh water, repeat A. with test oil B. 2． 2 ~ A. 2． 6 specified tests.
A. ３ Sample determination
A. 3． 1 The measurement of the oil content of the sample discharged water shall be carried out according to the method specified in HJ 637.
A. 3． 2 Determination of the moisture content of the recovered oil in accordance with the method specified in GB/T 260.
JT/T 1280-2019
references
[1] GB 383.6. 1-2010 Explosive atmospheres Part 1. General requirements for equipment
[2] GB/T 4795-2009 15 ppm Bilge Water Separator
JT/T 1280-2019
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