JB/T 8124-1999 Test methods for centrifugal oil filters for internal combustion engines
Some standard content:
IC5 27.020
Machinery Industry Standard of the People's Republic of China
JB/T 8124-1999
Internal combustion engines-Centrifugal lubricating oil iltersTest method
1999-{9-17 Issued
National Machinery Industry Bureau
2000-01-01 Implementation
JE81241999
This standard is a revision of JB$124-95 (Test method for centrifugal oil filters), and the original standard has been modified, but the main technical contents have not changed. 4 This standard replaces [B/T8124-95 from now on. The appendix of this standard is the appendix of the standard. This standard is proposed and exported by the National Technical Committee for Standardization of Internal Combustion Engines. The drafting unit of this standard: Shanghai Internal Combustion Engine Research Institute. The main drafters of this standard: Yi Shizhong, Yuan Delan. This standard was first revised and issued in 19R5. In 1996, the standard number was adjusted to JBTH124-55. The standard of the People's Republic of China's Machinery Industry
Interpal combupilon enginea-Centrirugal Inbricating oil filtersTest method
■Scope
This standard specifies the test method for centrifugal oil filters with 22-.735kW hydraulic drive. JB/T 124-1999
Replacement #JU H124 95Www.bzxZ.net
The successful bidder shall use hydraulically driven centrifugal oil filter for internal combustion engine [hereinafter referred to as centrifugal oil filter. 2 Reference standards
The provisions contained in the following standards constitute the provisions of the standard by citing them in the standard. When this standard is revised, the versions shown are valid. All standards will be revised. The parties using this standard should explore the possibility of using the latest version of the following standards. GH50-185 Regulations on the classification of stone products
GB 1122-197 Diesel internal combustion engine paper filter oil seal assembly test method 3 Definitions This standard adopts the following definitions. 3.1 Determine the drive flow rate of a centrifugal oil filter standard or the maximum drive flow rate specified in the product sample approved by the specified procedure (unit: [Dn] 3.2 Determine the output flow rate of a full-flow centrifugal oil filter standard or the minimum flow rate specified in the product sample approved by the specified procedure (unit: Lm). 3.3 Determine the inlet force of a centrifugal oil filter standard or the minimum flow rate specified in the product sample approved by the specified procedure (unit: Lm). 3.4 Rated outlet pressure
Full centrifugal filter outlet pressure (in MPa) specified in the product drawing approved by the specified procedure 3.5 Hydraulic characteristics
For liquid separation centrifugal oil filter, it refers to the relationship between the drive flow and the inlet pressure; for full reduction centrifugal oil filter, it refers to the relationship between the drive flow and the inlet pressure under the rated box outlet pressure. 3. 6 Speed symmetry
For dry centrifugal filters, it refers to the relationship between the rotor speed and the oil inlet pressure; for full-scale centrifugal motor filters, it refers to the relationship between the rotor speed and the oil inlet pressure under the rated output pressure. Approved by the National Machinery Industry Bureau on September 17, 1999, and implemented on January 1, 2000
3. Cleaning efficiency
.IB/T8124-1999
Contains a certain The ratio of the weight of the impurities filtered out by the machine lubricant once through the filter to the weight of the impurities added is expressed as a fraction.
4 Test items
. Force characteristics and speed characteristics;
4.2 Filtration efficiency:
4.3 Limit valve opening pressure:
4.4 Filtration force characteristics and speed characteristics under frequency inclination: 4.5 Timeliness of the filter assembly:
4. Turn the assembly room to welcome the temperature,
5 test cover
4. [-4.6 are all tested on the test stomach shown in Figure 1
-to measure the motor code: 2-three pools energy demand: 3-machine filter end: 4 oil pool A: 5 oil ground B: 6-through six hot zone: 7 change mixing baby: B-standard use: 9 from impurities formaldehyde combined with impurities retained in the device certificate: 10 three welcome, 11 thank you: 12-side full leisure: 13 collection Sample reading: 14 Oil energy saving: 15 Add the most design: Certificate · Inlet music clothes: 17 A whole share of the device, 18-turn energy per instrument 19 A small meter: Oil outlet two valves: 21 Photo output: 2 Full reverse installation: Avoid oil outlet inner diameter,
Figure 1 Test device inspection diagram
JB.T8124-1999
5.1 The oil outlet pipe and bypass pipe of the test device can be composed of a hard pipe and a soft pipe, and the soft part is connected to the funnel (: 5.? Also connected to the oil inlet and outlet pipes of the filter, the length is at least equal to 6d, 4 is the inner diameter of the pipe, within the above length, the inner diameter of the inlet and outlet must be equal to the diameter of the oil inlet and outlet holes of the filter. Through the accurate clamping force and output pressure of the pressure wind, respectively, in and outside the 5.3 oil pool pressure can be recommended enough machine tears, with electric heating exposed outside the plug wall heating, and can automatically control the oil, 5.4 bypass valve (12), oil inlet regulating valve (14) and outlet full regulating valve (20) are used to adjust the test flow and use the square type Chongling product ashamed, using ball valve or needle:
5.5 with the measured filling difference of 2%, the flow meter adopts an elliptical common wheel reading disk meter and a secondary digital instrument, which can be reversed. Directly display the flow mother with mathematics.
5.6 music is measured to a tolerance of ±0.5%. Use a 0.4-level standard pressure gauge or a digital pressure gauge of equivalent degree: Table 5.7 Transfer test. The tolerance is ±2%. Use a digital tachometer: 5.8 The oil pump should not change the particle size of the test impurities. The transfer should be adjustable. The speed device should be K2-belt with a variable speed control device.
5.9 The pipeline of the test device should be short, smooth, detachable, easy to clean, and free of obvious impurity deposition areas. Test materials
6.1 Test oil
4.1~4.6 All test oils are No. 30 diesel engine oil, and all indicators should comply with the provisions of GB 11122: Test results: The test oil should be filtered through a 200-inch small sieve. 6.2 Test monitoring
.2.1 Filtration efficiency test quality, according to the provisions of 6.6.4 in GB T5099-1991. 6.2.2 Before use, the alumina powder should be dried in a drying oven at 105°C for 4 hours to remove moisture. 7. Preparation of impurity mixing device and impurity oil 7. The impurity mixing device is composed of CSF-1A ultrasonic generator and CSO ultrasonic mixing pool. 7.2 Preparation of impurity oil
7.2.1 According to the mass ratio of 1:1, weigh the aluminum powder and test oil, and the alumina powder accurately to 0.1%, and spray the mixture into the mixing pool of the impurity mixing device. After 8~[0min of ultrasonic high-speed mixing, the impurities are completely removed. ?.2.2 The amount of impurity oil prepared should meet the test requirements A8124-1999|| tt||-C-14 turn over the note to send, 2-early line: 3-(S heart-shaped wave energy combination: 4-week: 5-or: 6 hose Figure 2 impurities according to the device plus the device small intention
other test procedures
8.1 digging hall characteristics and speed characteristics test
1.! Install the Deqing device on the flow test device, connect it with its oil line, and connect the oil filter outlet of the test device with the oil outlet of the test device: the split flow separation oil speed is not connected to the outlet pipe, remove the outer cover, and install the test special outer cover. Switch the reverse start case 110 to make the mixing cow 111) and the oil pool A (4) rub through: convert the three-way rotary (2) position, and replace the oil pool A (4) with the oil ring 8.1.2 Add the test oil to the oil drain A (4) according to the number specified in Table 1, heat the oil. When the oil temperature reaches 86 + 2%, start the engine system to circulate the oil through the filter. When the temperature stabilizes at 80 ° C2, start the test. For the split centrifugal leakage, by the optical through (12 on the inlet adjustment plate (14) and the speed control device (22) of the most research. Take the inlet pressure as the common number of the adjustment test: for the full flow need core oil filter, by the through two (12) into the impact adjustment, 14), the oil adjustment question (20, the profit adjustment invitation (2) of the button, the inlet violation of the opening force adjustment test provisions of the non-value, and its card out of the pressure monitoring always adjust the company micro-determined collision:! : Factory and when needed, the business into 252 required pool to hold with the table! Oil pool A experimental oil
tunnel situation Sa type
people oil oil oil port
Sun flow need core oil method
Note: 2a part of the fixed account real flow net, 0 # fixed mountain flag list. Full wine centrifuge non
30Xx0,::|| 8.1.3 For the split flow centrifugal oil filter: measure the rotor speed and weak dynamic flow rate under at least 5 non-return oil inlet pressures; for the full flow centrifugal oil filter, measure the rotor speed under at least 5 different inlet forces and effective output forces, drive the flow rate and convert the flow pattern to a stable speed. Record the rotation speed at each point, measure the flow rate 3 times, and take the half-mean as the test result. 3.1.4 Record the test results in Table 2 and Table 1, and give the desired characteristics as shown in Figure 3 and Figure 4. Device No.
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JET8124-1999
Table 2 Hydraulic and speed characteristics of split flow centrifugal oil filter Test results Test period
Transfer speed
Equipment
Linked flow meter
Creative scene
Light filter city number
Oil avoidance,,
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[E8124-1999
Table full flow centrifugal oil filter filtration force characteristics and speed characteristics test results Black Institute
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Figure 3 split flow centrifugal filter hydraulic characteristics speed characteristic curve 8.2 Filtration efficiency test
JB/T8124-199
Figure 4, full flow centrifugal oil filter hydraulic characteristics and speed characteristic curve 8.2.1 Clean the test device according to the provisions of Appendix A (Standard Appendix). 8.2. Install the filter on the test device cover and connect it to the oil line. The outlet of the full-flow centrifugal oil filter is connected to the oil outlet pipe of the test device: The centrifugal oil filter does not need to be connected to the oil outlet pipe. 8.2.3 Except for the design, it is replaced by a limited direct pipe: 8.2. According to the number of specifications in Table 4, add the test oil to the lubrication tank (4): According to the number of plates specified in Table 4: Add the test oil to the oil tank B (5). Heat the engine oil to keep the oil temperature at 80±2T Table 4 Oil tank Daily test oil
Single-flow machine type
Oil tank machine
Divide the flow centrifugal oil pool
Meet the flow centrifugal old road
1.5× 10a-[J. *
8.2.5 The placement of the frequency-passing plug as specified in the test procedure of 8.2.1 is permitted. Close the inlet regulating valve (1) and open the bypass valve (1, the engine oil system: when the oil is circulated through the bypass line without bypassing the filter, take 200mL of blank oil from the sampling (13) and turn the flow barrier (8.2.6 to the position of [0], and press the funnel (11) and the lubricating plug (2) to the position of the lubricating plug A (4). Connect the oil tank (4) to the circulating engine. The two sections penetrate the oil inlet regulating valve (14) and the speed regulating device (22) of the Liu split-flow centrifugal oil filter, adjust the inlet pressure to the rated oil inlet pressure: For full-flow centrifugal support oil, adjust the oil pressure to the specified oil inlet pressure and the predetermined push-out pressure. Make the filter run to achieve a stable rotor speed and keep the oil temperature at B: +2 test condition 1 2, and start the shaker [7). According to the provisions of Table 5, the impurity oil prepared in advance will be added to the oil tank B (5) to remove the impurities. Table 5 Impurity oil with disk
rated impurities 3 feet
moving time
face reduction centrifugal oil
full flow centrifugal oil
7.f ×(9 - x
JB/T8124—t999
Customer.2. When the filter reaches the test condition specified in 8.2.6 test procedure, continue to operate for 1 second, turn off the oil, drain the centrifugal oil: pour the oil pipe and the soft belt of the sampling valve into the prepared full meter container: for the full flow centrifugal oil part, move the return oil pipe, the discharge pipe and the sampling hose to the prepared container, turn the stopcock (10) to the position, connect the bucket (11) with the oil pool B (5), change the position of the tee (2), and let the oil bubble (5) enter the circulating oil circuit, 8.2. 9. Engine oil program, temperature control device: (22) wide torque, beat the oil pressure speed adjustment city 8.2.6 test diameter sequence set value, start the filtration efficiency test,
8.2.10 When the test reaches 1min, for the split-flow centrifugal filter, take 200ml of oil from the sampling (13) and the oil outlet LI respectively: for the full-flow centrifugal filter, at the same time take 200ml of oil from the sampling (13), the oil pipe and the oil outlet respectively: oil sample pot Bin special. Before sampling, it is necessary to take more than 1000ml of oil from the engine oil consumption test 8.1.11 Oil pool B (5); all the centrifugal oil in the machine should be turned off and flow into the clean container prepared in advance. 8.2.12 According to the provisions of GB/F508, the test impurity concentration in the oil sample shall be determined. 8.2.13 After the test, the test device must be thoroughly cleaned. 8.2, 14 The results of each test shall be sorted out and recorded in Tables 6 and 7. Table 6 Centrifugal filter efficiency test results
The test impurity concentration of the oil sample taken out shall be %; the test impurity concentration of the sample shall be the standard for the test impurity content of the sample used by the industry. % Filtration efficiency = (send) hungry: w210%
(w,-%,)
>: The filtration efficiency from the inlet to the nozzle, the tester
table? The test results of the filtration efficiency of the whole commercial type oil filter are easy to eliminate. The sample taken out of the sample is the test impurity concentration plate, % The test quality is detailed in the test quality
The fine sample test impurity concentration of the sample should be the test quality of the oil sample, % (-[810
filtration efficiency.
wave elimination efficiency
, 1e%
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at:. Once you enter the door, the spray end of this stream will be sprayed. Once you enter the factory, the filter will be judged by the pass: Pass 1 Shan Road; This section of the filter process is sensitive to the test date
Inspector
8.3 Pressure limiting valve opening pressure test
JB/TB124--1999
8.3.1 According to 8.1.1 test, the method of eliminating the curtain falls on the test device, the heat machine continent, when the temperature is stable at 951+? 8.3.3 Start the engine, gradually increase the oil inlet pressure to the specified oil inlet pressure, make the filter run for 2m, gradually reduce the inlet pressure to zero, repeat the correction process 3 times, turn off the oil pump: 8.3.2 Remove the outer cover, rotor assembly or rotor shaft 8.3.3 According to the calculation, start the engine, gradually increase the oil inlet pressure to zero, and move the oil gauge to the bottom. When the needle of the inlet pressure moves naturally to the base outlet and there is a clear liquid, the limit valve is neutral. The results are recorded in the table &
Table 8 Centrifugal The test results of the opening pressure test of the limit valve of the oil filter are as follows: 8.4 Test of the liquid characteristics and speed characteristics under the inclined state 8.4.1 With the filter as the reference, facing the blue plane, in a plane parallel to it, install the probe on the test device and slightly connect it with the oil channel, 4.2 According to the test words 1.1-1.1, carry out the test of the liquid characteristics and speed characteristics under the same and the same inclined state 8.5 Filter seal test
Heating oil: When the oil temperature is R0Y±2, for the split flow centrifugal oil filter, add 2 rated oil pressure, called 5mm: For the full-throttle centrifugal oil filter, the applied pressure is: RMPa, output! Force is set, lasting 5m: Observe the non-joint parts of the filter and other joints outside the filter, whether there is any leakage phenomenon, and record the test results in Table 9. 9 Centrifugal motor oil filter assembly seal - test results River device number
Test rate:
&.6 Rotor assembly temperature resistance test
Tester
Lower the nozzle on the wheel: 1 finger rate. Place the filter on the test device, connect it to the oil circuit, heat the oil and when the temperature reaches 8±2°C, apply pressure according to the provisions of 8.5 test procedure for 10m. After the test, check whether the components are damaged or not and record the test results in Table 10. 9
Contractor No.
JB.Ty124-1999
Table 10 High-pressure oil filter rotor assembly compressive strength test results Diameter
Or inspector
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