Some standard content:
Mechanical Industry Standard of the People's Republic of China
JB/T9089-1999
Pressure testing pump
1999-07-12 Issued
Weitaocheng Industry
2000-01-01 Implementation
3BT89--1999
This standard is a revision of 2BJ71012-8 (Testing system standard number). ZB7013-89 "Technical conditions for dynamic pressure testing" and 2BJ71015-89 Electric pressure testing pump test method. The name of the standard ZBJ71015-89 Electric pressure testing pump is changed to National Standard This standard replaces ZBJ7I012-ZBJ7015-89 from the date of implementation. Appendix A, Appendix R and Appendix C of this standard are all indicative appendices. This standard is proposed and managed by the National Standardization Technical Committee. The responsible unit of this standard: Zhejiang Haimen Test Pressure Pump. The main drafters of this standard: Xu Lingqi, Ka Qian. Scope
Machinery Industry Standards of the People's Republic of China
Test Pressure Pump
Pressurs festingpuap
JB.T908—J9
211 F1 91*- -59
23 sxu
7R!!U5.-NY
This standard specifies the current broadcasting and electric milk, hand or fan spring installation, etc., the number of authorization, light, style inspection, punctuation, this technical card shop temperature card style is not the main use of 100Ma, 1 as the medium for the temperature of 5-60 treasure water, emulsion into the electric effect of the oil product does not want to exceed 5mm, hereinafter referred to as! , 2 reference standards
production plan standard contains the meaning, through the material abandoned wood standard reference and constitute the provisions of this standard. When this standard is published, all the standards are valid: all standards will be revised, the use of the standard service party may use the latest version of the standard. GB.T [032--1985
GB.T9069—1988
(8:114731989
GB/T(2306-199]
GBT133841992
JB.T 9090-- 99S
Moving,
Medium, small one-phase asynchronous electric reciprocating pump protection test method Determination of noise average rate level of the following process method Reciprocating system model compilation method
General technical conditions for packaging of electromechanical products
Positive displacement pump parts liquid length and permeability test
The basic parameters of the three-way test pump shall comply with the provisions of Table 1, Table 1
Approved by the State Machinery Industry Bureau on 19-17-1
2000-1-01 implementation
J Ticket T9089-1999
3.2 The basic parameters of the electric four-way test pressure pump shall comply with the provisions of Table 2. Table 2
Determined discharge pressure
The basic parameters of the single-way manual test pressure pump shall comply with the provisions of Table 3. 3.3
Rated discharge pressure
Per drink screening amount
The basic potential of the manual pressure test pump should comply with the requirements of Table 4. 3.4
Specified discharge pressure
Low five cylinder working output
Each flow
High joy time
Loss of pressure
Towards raceway
Commercial pressure time Low pressure time
The output strength of a certain piece is taken from 5 numbers
8:10:12:14:6:[8:2:5:2k:32:3n:4:455llh613.6 The new model letter of the series meets the technical requirements of G11473
4. The series should meet the requirements of the above standards and be manufactured according to the drawings and technical documents approved in the prescribed order. 4.2 The penetration coefficient of a certain piece under short-term non-output force should be equal to the provisions of Table 6 Table 5||t t||New shore pressure
Deep release cumulative number
4.3 Characterization of operating performance meets the following requirements: 25
2) Filler leakage does not exceed 0.15% of the rated flow; 40
b} Except for the opening and closing sound of the flow valve or the control valve during high and low pressure flow classification, there is no abnormal sound and disassembly in other parts of the pump: C) The temperature of the reduction box, transmission box and oil pool does not exceed 75℃: The pressure maintaining performance of the pump: that is, when it stops under full discharge force, the drop value of the internal force gauge should not exceed the provisions of Table 7, and the drop value of the positive force gauge index value
during the dynamic pressure test shall not exceed the provisions of Table 8. 4.4 Apply for the opening pressure of the system with safety state or its shadow type over-protection device 5: When the rated discharge pressure of the system is less than or equal to: 25MP: it should be 1.15.-1.25 times of the rated discharge pressure of the system: When the rated discharge pressure is greater than 25M: it should be 1.05-..15 times of the discharge pressure of the bottle, and the minimum pressure change is 1. times the opening pressure: 4.6 The deviation of the overflow or short-circuit control pressure shall not exceed the design avoidance of ±0.15MP, 4, and the noise output value shall not exceed the provisions of Table 9 when running under the rated distribution. Table 9
4. Under the condition of complying with the operation rules, the pump technology is put into operation for the first overhaul The operation time should be no less than 80h (during which time the parts need to be replaced). 4.The replacement time of wearing parts should not be less than the temperature specified in Table 10. Table 10. Name of wearing parts. 4. According to the test results, under the specified storage, use, installation and transportation conditions, the pump should be guaranteed for one month from the date of manufacture (not including wearing parts). If the pump is damaged or cannot work properly due to poor manufacturing quality within the specified time, the user is exempted from replacement parts or repairs. 4.12 The pump can be disassembled and assembled at noon and shipped to the market. 4.13 Complete set of pumps: ) Complete pump set: ! Spare parts: Sealing, sealing, selling! Taiwan food: Random documents:
The speed supply specification is increased: it is supplied according to the contract with the manufacturer, S test method
JB/T 9089-1999
51.1 The principle diagram of the test device is shown in Appendix A and Appendix B (Appendix 5.1.7 The allowable pressure of the discharge pipeline, the driving head and the high-pressure valve used in the device should be adapted to the maximum discharge pressure of the test record (the large discharge pressure should be based on the safe discharge pressure of the test record). 5.13 The joints of the suction pipe should not leak, and there is no filter at the suction end. 5. .4
A container with a large enough volume should be placed on the discharge pipe. The positive force allowed to be borne by the container should not be less than 1.5 of the rated discharge force of the pump. 5.1.5 The test medium is 5-6% clean water. If there are special requirements for the test acid medium, a separate agreement can be made. 5.1.6 The discharge pipe diameter should not be less than the discharge port diameter of the pump. 5.1.7 The test should be carried out under rated working conditions. If the rated working conditions cannot be reached, the measured values of the test working condition parameters or the allowable deviations should comply with the provisions of Table 1.
Rated upper condition ideal number
System discharge force
Electric system or speed
Resistance value
Not applicable
Rated value±5%
When the test conditions deviate from the specified conditions, the conversion shall be made according to the provisions of 5.10.1.2 and 5.10.4.2. 5.1.8
The allowable fluctuation range of the indication value of the instrument and meter used for the measurement reference shall comply with the provisions of Table 12. Table 12
Resistance value ...Electric system or speed
Resistance value
Electric system or speed
Resistance value
Electric system or speed
Resistance value
Electric system or speed Speed or rotation speed
No dynamic
Issuance
Constant quality
Input power
Motor box power
Allowable fluctuation range
S.1.10 During the test, after confirming that the operation has reached a stable condition, all instrument readings should be read and recorded at the same time. The number of measurements for each measured parameter should be no less than 1, and the arithmetic average should be taken as the measured value. 5.1.1 The system error of the test instruments should ensure that the measurement error of the measured quantity is not greater than that in Table 13 All measuring instruments should be within the valid period of use and have the verification certificate issued by the metrology department or the relevant statutory department. The accuracy of the instruments and meters should comply with the provisions of Table 14.
Power
Difference range
Type and disassembly inspection
Factory calibration
Electricity meter
Voltage meter
Wall meter
Transformer
JB/T9089—1999
Precision leather, etc. ()
5.1.12 The test data and calculation results should be recorded in the test record sheet, and the performance curve should be compiled. 5.2 Test run of electric pressure test pump
5.2. The purpose of the test run is to check the quality of the equipment and run the pump. 5.2.2 The test run includes no-load test and load test: a) The no-load test should be carried out when the inlet and outlet valves are fully opened and the liquid is transported. The no-load test is less than 0.5h; b) The load test should be carried out at the rated speed, and the discharge pressure is continuously increased from the pressure when the discharge pressure is fully opened to the rated discharge pressure. Each specification of pump is tested at four pressure levels of 25%, 0%, 75%, and 100%. Each pressure level is operated for no less than 15 minutes.
5.1.3 During the test run, there should be no abnormal sound, vibration, lubrication, temperature rise, and leakage of the system, and all protective devices should be normal. 5.3 Performance test
5.3.1 Performance test of manual pressure test pump
5.3.1.1 The test pressure of the pump should be 95%~105% of the rated discharge pressure. 5.3.1.2 Measure the no-load flow, and the measured value should not be lower than the rated flow. 5.3.1.3 Determine the handle force by hanging a heavy object, that is, block the discharge outlet, make the handle in the upper limit position, and then hang a heavy object at the handle force point to make the handle reach the balance position. The weight of the heavy object is the handle force. The handle force point should be at the center of the axial dimension of the handle.
5.3.1.4 The performance test of factory inspection does not measure the force 3.3.2 Performance test of electric pressure test pump
3.3.2.1 The performance test is to determine the relationship between the discharge pressure, power, pump efficiency and discharge pressure, and draw the performance curve. 5.32. The performance test of the system is carried out under the condition of the pump ball being turned over. The discharge pressure starts from the minimum value (the discharge pressure required to overcome the resistance of the test system when the discharge pipeline valve is fully opened) and the pressure is increased according to different types of pumps. For pumps with high and low pressure sections, the pressure increase/pressure is carried out in two stages. There are no less than 2 pressure test points in the low pressure section of the pump, and 4 to 6 pressure test points in the high pressure section of the pump. The maximum value is the rated discharge pressure value. For pumps without high and low pressure sections, there are no less than 5 pressure test points, and the maximum value is the rated discharge pressure value. All test pressure points should be distributed approximately in the measured range. 5.4 Continuous operation test
5.4.1 Continuous operation test of manual pressure test pump 5.4.1.1 The reverse operation test of the pump should establish a motorized mechanism that simulates manual test. The reverse operation test in 5.4.1.2 is to check the service life and operability of the recorder. It uses the hand to simulate the motors in the manual test to run continuously at a constant pressure according to the number of operations specified in Table 15. 5.4.1.3 The number of operations in the continuous operation test is counted by a digital counter. 5.2 Electric pressure test for continuous operation under non-discharge pressure. 3B/T9099-1999. After all other test items are completed, the continuous operation test shall be carried out at 1% of the rated pressure. The total number of starts and stops shall be 100% and 50ml respectively. The main wearing parts shall be replaced as required in accordance with the provisions of 4.9. 5.4.5 During the test, if any major components need to be replaced during the adjustment, the completed test shall be invalid. 5.4. The life of wearing parts, repair time and stop time should be recorded during the test. After the test, the pump should be inspected and the changes and damage of parts should be recorded. The main pump failures and parts replacement records before and after the test should be listed. 5.5 Performance test under rated outlet pressure
5.5.1 For the dynamic pressure test, the pump is installed at a constant pressure and checked at the rated outlet pressure. The rated flow rate is 5.5.2 Electric pressure test system, under the new pump speed, the flow pressure at the rated outlet pressure is measured, and the opening pressure of the safety valve and the overflow valve is calibrated: 5.6 Paul test
Paul test is to open and close the positive valve under the new selected outlet flow, and verify the lower pressure within 5m.
Third, safety rigidity and flow rate test
571 The safety test should be carried out under the condition of rate conversion, and the non-discharge pipe limit valve should be closed to increase the discharge force! The safety test should be started and stopped. The safety test should be sensitive. When the discharge effect is reached, the internal force of the system does not increase. The test should be completed once. Qualified pieces should be temporarily added,
S.7.2 Safety reading of the good law should be in accordance with the provisions of 4.5 5. 3 The flow valve should be adjusted and tested under the condition of vehicle rotation, the opening of the overflow valve should comply with the provisions of 46, the outflow should be flexible, and the test should be no less than 3 policies:
5.8 Noise test bzxZ.net
System acoustic measurement & Shanchou Chengchou Jiangbao 5.9 Parameters of the printed table resistance
52,1 Certificate
5,9.1.1 The medium volume measured by the reciprocating flow of the test system is m:L5.9.1.? The new quantity measurement adopts the volume method or the mass method: the electric pressure test flow resistance measurement time is not less than 1m: the dynamic test flow hand Le 10 times to collect the average value.
5.9.1.4 When the flow rate is measured by mass or other methods, the inductance of the weighing instrument shall be less than 5% of the measured product. 5.1.5 When measuring the time, use an effective digital meter or other time meter. The same measurement method can be used to replace the available measurement method. The accuracy of the meter or digital meter should be less than 0.[%.
FI/T9089—1999
5.91.1 The chi-square measurement does not require a spring-type capacity meter. 5.0.2.2 The pressure measurement meter shall have a grade of not less than grade 15 for type inspection and sampling inspection, and a grade of not less than grade 15 for production. For pressures below or equal to 100MPa, the value of 1.5 is used:
5.9.2.3 The discharge pressure measuring plate should take the indicated value at 2/3 of the pressure gauge pointer swing as the measuring plate value. 5.9.2.4 The selection of the pressure range should make the indicated average value 1~2/3 of the full scale. 5.9.3 Temperature
5.9.31 The temperature of the wave body and the temperature of the ticket parts should be measured by glass mercury temperature, high-frequency conductor thermometer, etc. The limit error is not limited to: T5..3.2 The temperature measuring point is set at the place where the temperature field is the smallest, the heat transfer is good, and the heat removal is the least. 5.9.4 Speed
5.9.4.1 The accuracy level of the speed measuring instrument shall not be lower than 0.5 for type inspection and sampling; and shall not be lower than 0.0 for outgoing inspection. 5.9.4.2 The speed can be measured by one of the following methods: a) Measure the cumulative number of changes in a certain period of time, and then calculate the average value per minute; b) Measure the speed of the engine and then convert it into the speed: Directly measure the speed.
5.9.4.3 When using a meter to measure the speed or speed to calculate the speed, the measurement time interval should be the same as the flow measurement time interval, and the measurement should be carried out quickly.
5.9.5
5.9.5.1 The input efficiency of the pump refers to the power transmitted from the equipped motor to the entire shaft of the pump. Independent transmission devices (such as reduction box, pulley, speed reducer, etc.) should be included in the system. The output power of the motor is the input power of the pump. 5.9.5.2 The auxiliary power component is determined by measuring the input efficiency of the motor with the same efficiency as the equipped system. 5.9.5.3 The motor input power should be measured at the motor input end. The three-phase AC motor should use the two-wattmeter method or the wattmeter method. The measurement accuracy is shown in Table 14. During the test, the meter indication value should be above 13% of the full scale (when using a wattmeter to measure the three-way power), and the indicated current and voltage values should not be lower than the rated current and voltage values of the wattmeter. 5.9.5.4 When calculating the output power by measuring the input power of the motor, the input power of the motor measured by gate B 1032 should be measured. 5.9.5.5 The power of the test motor should not exceed 2.5% of the rated power. 5.10 Data Processing
5. 10. 1 Filter plate
5.10,11 The volume of the test pump at the pump speed should be calculated according to formula (11, formula (2): Volumetric method:
The flow rate at the test pump speed, Lih: Q=6o
The reduced volume of the pump injected into the pump during the time interval, L: 12
JB/T9089-199>
The time interval of measurement or the number of reciprocating times of the test, mn;——Time, the mass of the liquid injected into the container, g-the density of the test medium at the test temperature, kgl.5.10.1.2 If the monitoring system is different from the rated speed, it should be converted according to formula (3) =@
Hit: α---·The maximum flow rate at the rated speed, 1h; Rated pump speed, T/mm
5. 10.2 Positive differential pressure The differential pressure of the pump refers to the difference between the discharge pressure and the suction pressure of the pump, which is calculated according to the formula (): PP: -P, = GA
-pressure difference, MPa:
Where:
-discharge pressure MP
P-suction pressure, MPas
When the pressure gauge at the outlet is fully excited, MPa
5. 10. 3 Test speed
5.10.3.1 When measuring the cumulative number of reciprocating times, the system speed shall be calculated according to the formula [5): Formula: Test speed,
-time interval! The cumulative number of reciprocating times within. 5.10.3.2 When measuring the speed of the motor, the input power shall be calculated according to formula (6): Formula: n—speed, rmini
na, motor speed, t/min;
—specification,
5.10.4 Power
5.10.4.1 Calculate the input power according to formula (7): PiPar m.
Where: P,—interpretation power, kW;
actual motor power, w
motor efficiency.
5.10.4.2 When the test pump speed is different from the rated system speed, aan shall be calculated according to formula (8)
where: P.—input power at rated system speed, kW:r—rated pump speed, rmu
s.10.5 Efficiency
JB.T9089-1999
The efficiency of the ticket refers to the actual output power required and the efficiency of the test pump and the rated power, calculated according to (9):
Part:
The remaining efficiency;
The output power of the bearing, kw
Pa100%
5.10.6 Capacity coefficient
The capacity coefficient refers to the ratio of the flow rate of the pump to the theoretical flow rate, calculated according to formula (core): ×100%
Where:
Volume coefficient:
Theoretical coefficient at rated speed:
0 -60xfn*sn,z
-diameter of the machine, dm;
S-length of the machine, dm
5.10.7 Generator unit efficiency
The generator unit efficiency refers to the ratio of the output power of the machine to the rated power of the motor, according to formula 1), 7e
wherein: ..
Residual machine efficiency.
5.11 Performance curve drawing and
Draw the relationship curve between the efficiency, efficiency and discharge pressure of the electric pressure test pump under the fixed speed, as shown in the figure, LGrp
5.12 Test report
5.12. Other system design parameters, test records, calculation results and test age analysis: 5.2.2 Type test report
) Before the test, the relevant assembly and main parts should be checked and replaced; the test results of the pump body structure should be introduced! To reduce the product life, the chemical materials must be: 1.0:
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