GB/T 13853-1992 Technical requirements for marine hydraulic pumps and motors
Some standard content:
UDC 621. 65 + 629. 12
National Standard of the People's Republic of China
GB/T 13853—92
Technical conditions for hydraulic pumps and motors for ship
Published on 10 December 1992
State Administration of Technical Supervision
Implemented on 11 September 1993
W.National Standard of the People's Republic of China
Technical conditions for hydraulic pumps and motors for ship
General specification pf hydraulic pumps and motors for ship
1 Subject content and scope of application
GB/T13853-92
This standard specifies requirements, test methods and inspection rules for marine hydraulic systems (hereinafter referred to as pumps). This standard is suitable for marine volumetric motors whose working medium is petroleum-based hydraulic oil. Marine pumps and motors for special purposes can refer to it. 2 Reference standards
CB1146.5 Environmental test methods for ship equipment Test Db: Alternating damp heat CB1146.6 Environmental test methods for ship equipment Test En: Shock CBJ146.9 Ship equipment Equipment environmental test method Test Fe: CB1146.11 Marine equipment environmental test method Test J: Long zero CB114F.12 Ship equipment environmental test method Test Ka: Salt spray 3 Technical requirements
3.1 Marine environmental conditions
Pump motors should work in the following environment with positive sound energy: high humidity; bad connection temperature is -25~55℃, H oil 1 as medium fluidity is 15~55℃, a
Low temperature: -25℃,
Swing: Rolling soil 22.5° (week 5.710%) Vertical exploration: 7.5 (cycle 3.5, 7 *).
d. Vibration: frequency 2~-10Hz. Displacement ±1mu; particle frequency 1080Hz, acceleration 1:0.7%
e. Shock: peak value of shock 100m/s; duration of shock acceleration waveform is 6mf. Alternating heating: temperature 25+3℃~40±2℃: relative humidity 90%-~96%:
test cycle 48h.
g Long dew: temperature 28~38C
and relative humidity 90%98%:
test cycle 28d.
h, salt spray temperature 35±2℃
PH value 6. 5 ~-7. 2 :
Approved by the State Administration of Technical Supervision on December 10, 1992, and implemented on September 1, 1993
W.3.2 Performance requirements
Test time 418 h.
GB/T 13853--92
3.2.1 When the oil inlet temperature of the pump motor is 55℃ under rated conditions, the volumetric efficiency and total efficiency meet the requirements, and the table
The new variable is the time) and other tables, reach (without the set) fixed salt vane pump, motor (without the set
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screw pump
a20 ml./r
10 mL/r
Volumetric efficiency
3.2.2 The allowable value of the air noise of the motor should be in accordance with the standard, and the standard must be low. The flow rate of the motor is 1310mL/r or the high speed motor is 160 mL/r or the high speed motor is 9250mL/r. The total efficiency of the system can be reduced or the design can be appropriately adjusted. The main efficiency (efficiency) B1)
3. 2.3 The motor front pressure chamber is subjected to an additional pressure test. The front pressure test pressure is 1.5 times the nominal pressure. 3.2.6 All parts should be strictly cleaned before assembly, and no residual hair agents and other debris are allowed. The appropriate distribution fluid should be strictly tested. 3.2.7 Parts should not have cracks, pores, looseness and other non-expansion damage. 3.2.8 For stations installed on open decks or easily exposed to swimming water, their exterior decoration should be painted with swimming water primer, and the processed parts should be protected from seawater and salt corrosion.
3.2.9 Ensure the compatibility of seals and disinfectants. Seals that must be replaced regularly according to the regulations should be marked in use, and spare parts should be provided.
3.2.10 Pumps and motors installed in special parts that are subject to external forces, and double-sealed devices that can withstand external pressure and prevent external damage should not produce continuous swings or oscillations. When the requirements are changed and the stable state is left, the stable operation state should be restored as soon as possible after the initial reaction: the adjustment can be reliably self-locking. For the structure with two-way variable displacement machine, the operating force on both sides of the zero position should be basically symmetrical. 3.2. The pump motor leakage oil position is not designed to make the pump station reach various installation types. 1 exhaust. 3.2.13 The sample material should be suitable for the hydraulic oil that the parts are in contact with, the specified operating temperature range of the parts, and the working conditions of the parts, the matching and contact of non-metallic materials should not cause electrochemical corrosion. 2
W.bzsoso:com4 Test method
4.1 Test requirements
GB/T13853-92
4.1.1 According to the precision required by the test, the test accuracy is divided into A, B, and C levels. The test requirements for new product type inspection and performance analysis test are 7 Qian" B-level test accuracy; the test requirements for product factory inspection are not lower than C-level test accuracy. 4.1.2 Test oil
Specialties. When testing, the temperature of the test piece is specified to be 50h, and the kinematic viscosity is 17×10-~13×10m/s at 50℃ (specified separately for special requirements). c. The solid to be injected should be of a contamination level of 19/16. 4.1.3 The allowable error of each level of measuring instrument calibration shall be in accordance with Table 3, and the allowable variation range of each level of measuring accuracy shall be in accordance with Table 1. Table 3
Speed, 5
Volume flow,
Temperature,
Rotational speed·%
Volumetric system
Force,
Disk, r
4.1.4 Test circuit reference schematic diagram, see Figure 1 to Figure 3. 4.2 Test force method
4.2.1 Marine environmental conditions test and requirements
4.2.2 High temperature test
Raise the temperature of the motor input port by 70°C and run continuously for not less than 1 hour under rated conditions. During and after the test, the motor should operate normally.
4.2.3 Low temperature test
The test shall be carried out in accordance with the provisions of (B1146.2). The pump motor shall be installed in a 25 (test room. Keep warm for 1h, then start 3 times at maximum displacement and no-load pressure conditions, and load to nominal force after reaching rated transfer. During and after the test, the motor shall start smoothly and operate normally. 3
W.4.2.4 Swing test
CB/T13853-92
Pump test circuit (open circuit)
Figure 3 Motor test circuit
Install the pump motor on the swing test bench and test it under the specified values of 3.1. under the new working conditions. The swing test item shall last for not less than 30 min.
When the test conditions are limited (such as no swing test bench), it is allowed to make 30 in two tilt directions at a fixed tilt of minus 30° rated working temperature. The inclination test is used instead of the actual ship assessment. During the test, the motor and the control system should operate normally, especially the control system. 4.2.5 Vibration test The test is carried out in accordance with the requirements of 8.11. and CB1146.9. The test should be carried out at rated speed. The total test time should not exceed 21. During the test, the motor and the control system should operate normally, without leakage, and there should be no failure of the adjustment mechanism or closure. 4.2.6 Outdoor test The test is in accordance with the requirements of 3.2 and 1146.6. Under rated conditions, the motor is subjected to three shock tests in six directions perpendicular to each other on the box. During the test and test quality test, the pump should run normally without abnormal phenomena such as loss of measurement, external temperature condensation, component damage and fastener breakage. 4.2.7 Overheat test The test is in accordance with 3.11.The requirements of Article C33116.5 shall be implemented. After the test, the pump motor can operate normally.
4.2. B, Long-term test
The test shall be carried out in accordance with the requirements of Article 3.1 and the provisions of CH1146.11. After the test, the motor can operate normally.
4.2.9 Salt penetration test
The test shall be carried out in accordance with the requirements of Article 3.11. and the provisions of CB1146.12. After the test, the motor can operate normally.
4.2.10 Performance test
4.2.10.1 Running test
Run under the maximum displacement and actual load conditions, run for 2 seconds after reaching the rated speed, then gradually reduce the load, run in stages until the rated force is reached, and then run for no less than 10 mN
During the entire running-in process, the pump motor should operate normally without leakage. 4.2.10.2 Efficiency test
V. Under rated speed and maximum displacement, measure the displacement of the pump at no-load pressure (10% of nominal pressure). The displacement of the pump guide should not be less than 96% of the nominal displacement and not more than 110% of the nominal displacement. 6. Under the maximum rated speed, when the input oil temperature is 50℃, determine the data of no-load and nominal pressure and other output pressures (25%, 405%, 55%, 70% and 85% of the nominal pressure). Then measure the data of each pressure point at other speeds (85%-70% of the rated speed) and the lowest speed. Then measure the data when the input temperature is 30~30℃ and 65℃ of rated working conditions respectively: determine the data when the no-load nominal pressure and other gears (pressure classification is the same as above), then measure the data of each pressure point one by one at its speed (speed classification is the same as above), and then adjust the rated working pressure data when the input temperature is 20~30℃ and 65℃ in stages:
The volumetric efficiency and total efficiency are not lower than the volumetric efficiency and total efficiency specified in Table 1 when the temperature is 50℃ and the rated working condition is not lower than the volumetric efficiency and total efficiency specified in Table 1 when the C motor is rotated in reverse , and measure the volumetric efficiency and total efficiency of the working condition at a temperature of 50°C. The efficiency of the motor shall not be lower than the specified value in Table 1.
4.2.10.3 Overload test
Under the condition of maximum displacement and rated speed, the motor shall be continuously rotated for 20 hours at a rated speed of 125%. During and after the test, the pump shall be able to run normally. After the test, the volumetric efficiency and total efficiency of the working condition shall be measured at a temperature of 50°C. 4.2.10.4 Overspeed test
The maximum non-return speed shall be increased to 125% of the rated speed or the maximum speed at the nominal pressure and no-load pressure respectively, or the pump speed shall be increased to 115% of the rated speed or the maximum speed, and reversely run for 15 minutes. During and after the test, the pump shall be able to run normally. 4.2.10.5 Continuous reversing or external impact test
Ww.bzsoso：comGB.T 13853-92
a, under rated working conditions, conduct 5 forward and reverse switching tests at a frequency of 6 times/min or more, and allow 10 times of impulse test instead:
Under rated working conditions, conduct 10,000 impulse tests at a frequency of 10 to 15 times/min, maintain the pressure at nominal pressure for not less than 1/3 h
, and conduct corresponding micro-variable (maximum practical time) durability test, manual variable system test at maximum allowable setting, zero test test and test village and test population, and reach the maximum value of the test, and determine the oil 50% of the rated working efficiency and total efficiency.
4.2. 10.6 Full load test
2. Under rated pressure, the continuous operation is 800m. The motor can also rotate forward and reverse for 40m each time. During the test, the volumetric efficiency is measured regularly to avoid oil moisture, shell temperature, etc. The test should be normal after the test. At the end of the test, the oil temperature is 50℃ (the volumetric efficiency and total efficiency under rated working conditions).
If the test is interrupted due to a fault, it should be restarted. It is allowed to be replaced by an overload test and continuously run for 20m. In this case, the overload test can be exempted. 4.210.7 Suction test
For pumps with suction capacity, the suction efficiency under the maximum discharge, rated speed and no-load pressure is determined according to the design requirements.
4. 2. 10.8 Pressure pulsation test
Determine the pressure pulsation amplitude under rated pressure. The torque should not exceed ±5% of the nominal force. 4.2.10.9 Motor starting test
Measure the starting torque at 25%, 50%, 75%, and 1% of the nominal force respectively. The positive zone efficiency should be the maximum displacement. The starting torque efficiency under the nominal pressure should meet the design requirements: 4.2.10.10 Low-power test
Measure the lowest stable speed under 10%, 30%, and % of the nominal pressure respectively. Test 5 times each in the positive and negative directions. The low-speed at the maximum displacement and nominal pressure should meet the design requirements. 4.2.10.11 Observation testWww.bzxZ.net
During the above test items, observe the leakage, movement, noise, and speed of the pump motor. No abnormal phenomenon should be found.
4.2.10.12 Sound test
Under normal operation, 10 uniform external angles at different cross sections at a distance of 1/2 of the sphere with a radius of 1m3 from the outer cage of the tested pump shall be placed on the test image sound (shear rate level) and the operating value shall be in accordance with the provisions of Table 2.
4.3 Test conclusion processing
4.3.1 Integrate the test data, and draw the line between the parameters or the efficiency and comprehensive performance characteristic curve. 3.2 Put forward the test conclusion of the environmental conditions. 4.3.3 After all the test pieces are completed, recheck the volumetric efficiency drop value when the oil is 50cm. The rated working time should not exceed 1, and the speed should not exceed 3%.
4.3.4 After the test, the moving parts should be disassembled, and abnormal wear and damage should not be recorded, and the geometric dimensions of the main parts before and after the test should be compared.
The wear of the main and auxiliary parts of the pump shall not exceed the design requirements. W5 Inspection Rules
Environmental inspection is divided into event inspection and type inspection
5.1 Inspection
CB/T 13853—92
5.1.1 Before inspection, the inspection should be carried out by the manufacturer. After passing the inspection, a certificate of conformity will be issued. 5.1.2 The number of inspection stations and items of the factory inspection shall be in accordance with Table 5. 5
Item name
High temperature test
Low temperature test
Shaking temperature test
Dynamic test
Shock test
Alternating green heat filtration test
Long-distance test
Salt spray test
Distance test
Efficiency test
Overload test
Overspeed test
Continuous directional test
Continuous spur test
Electronic white suction test
Technical requirements
3. 1. 1
3. 1, 4
3. 1. 5
3. 1. 3
Test method
4. 2.2 items
1. 2. 5 tea
4. 2. 6 items
4.2. 7 items
4. 2. 9 items
1. 2. 1. [item 4. 2. 1. 1 item
3. 2. 1 item
4. 2.1.3 Articles
4-2.1.4 Articles
4. 2. 1. 2 Articles
4. 2. 1, 3 Tea
1. 2. 1. 1 Article
4. 2. 1. 5 cases, 1. 2. 1. 5 Articles 4. 2. 1. 6 Miscellaneous 4.2.1.G Article
4.2.1.7 Article
Pressure test article
4.2.1.8 Article
Dynamic load test
Low speed performance test
Observation test
Maneuvering test
Type inspection
4.2.1.9 Article
4.2.1.7 Article
4.2.1.8 Article
4.2.1.9 Article
[1.2.1.1c Article
1.2.1.10 Article
4.2.1.11 Article4.2.1.[1 Tea
3.2.3 Article
4. 2. 1. 12 Article
Any of the following circumstances,Type inspection should be carried out. Type inspection
Trial type identification of new products or old products transferred to the factory for production; general inspection
; the enterprise may obtain the consent of the relevant department or pass the actual ship use assessment
When the components are not fully assembled, no test will be carried out
Factory inspection point oil temperature 50, the upper error, the lower efficiency
Factory calibration load only runs for 1 mir
Factory inspection only 13 drinks
General inspection at oil temperature, maximum displacement, nominal non-test 2 times
! Out! "Inspection
Stop production, if there are major changes in structure, materials, and processes that may affect product performance; when stopping normal production, periodically or after accumulating a certain amount of output, an inspection should be carried out periodically; d.
When the product is stopped for a long time and resumes production:
When the factory inspection results are quite different from the last type inspection; the competent inspection department puts forward requirements.
W.GB/T 13853-92
5.2.2 Single-type inspection scope and items are connected to Table 5. When conducting plastic inspection, another 2 units should be sent out for inspection + all must be qualified, 6 Marking, packaging
6. 1 Marking
6.1.1 The product name ring should be durable, beautiful in design, and clear in words. 6.1.2 The nameplate should be installed neatly and firmly in a conspicuous position on the product. 6.1.3 The nameplate should at least include:
Product name, model and graphic symbol;
b. Product process parameters (displacement, pressure, speed, etc.) in variable form;
Name of the manufacturer:
Manufacturing date and serial number, inspection mark.
6.1.4 The oil inlet and rotary switch of the product should be marked in a conspicuous position with arrows or corresponding marks. 6.2 Packaging
6-2.1 The product packaging should be firm and reliable, and have anti-load and moisture-proof measures. 6.2.2 The outer surface of the motor should be processed. The inner cavity should have anti-casting measures, oil escape and oil blocking signs. 6.2.3 The following documents should be attached when the product is packed: a. Product certificate;
Product instructions:
Random equipment;
Packing list.
Additional instructions:
This standard is issued by China Shipbuilding Industry Corporation. This standard is under the jurisdiction of the Hydraulic and Pneumatic Technical Committee of the State-owned Machinery Standardization Technical Committee. This standard was issued by the 74th Research Institute of China Shipbuilding Industry Corporation. The main drafter of this standard is Yan Sengen.
When this standard is implemented, the original China Shipbuilding Industry Corporation standard CB1014--82 "Technical conditions for marine hydraulic pumps and motors" is used.
W.
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