Methods of measurment for electrical properties for gas-filled voltage stabilizing tubes
Some standard content:
Electronic Industry Standard of the People's Republic of China
SJ/T10391—93
Methods of measurement tor clcetriral.propcrticg for gas-rilled vuliugestabilizing tubes
Published on September 28, 1993
Implemented on January 1, 1994
Ministry of Electronics Industry of the People's Republic of China "Published Electronic Industry Standard of the People's Republic of China
Methods of measurement tor clcetriral.propcrticg for gas-rilled vuliugestabilizing tubes
Mfcihnds ol'measurement[ur eleeiricotpraporties for Kas-filled voltugestxbiliring lubes
1 Main content and applicable scope
S1033193
43673
This standard specifies the test methods and test requirements for the voltage regulator tube.
This standard is applicable to the voltage regulator tube efficiency test. 2 Test equipment
2.1 Test equipment
2.1.1 The equipment used to test the voltage regulator tube shall not only meet the requirements of this standard, but also meet the relevant gas outlet equipment standards and technical requirements. 2.1.2 If the test equipment is affected by external electric fields or the test equipment has no environmental impact on other equipment, there should be shielding measures for the test equipment, and the main power supply should be introduced into the power filter. 2.1.3 The test equipment is not allowed to produce power failure. For this purpose, the dust suppression part can be removed and the components can be connected to the test equipment and preheating equipment, but it shall not affect the test accuracy.
2.1.4 The insulation resistance of the test pipe should not be less than 2m0M. 2.2 Test table||t t||2.2.1 The accuracy of the pointer meter for measuring the voltage of the zener tube shall not be lower than 1.5 level, and the accuracy of the full-width meter shall not be lower than 4.\ level. 2.2.2 In order to protect the meter from actual overload, protective devices may be adopted, and the accuracy of the test shall not be affected under normal test conditions.
.2.3 The internal resistance of the measuring meter shall not affect the test accuracy. 2.3 Power supply
2.3.1 The power supply efficiency coefficient of the voltage regulator test equipment shall not exceed 0.5%. 2.3.2 The DC voltage stability card of the voltage regulator test equipment 2.4 Test Specifications
2.4.1 When the test voltage is generated, the preheating system, test case, test items and test methods shall be carried out in accordance with the detailed specifications of the manufacturer. 2.4.2 The test environment of the voltage regulator tube shall be 15~35℃, relative humidity 45%~75% and air pressure 86~16kPa>.
The Ministry of Electronics Industry of the People's Republic of China approved the implementation of 10940101 on September 28, 1993
3 Electrical Tests
3. 7 Fire core pressure
3.1.1 The lowest self-pressure when the pressure measuring tube starts to penetrate according to
SJ/T 10391-93
3.7.2 Test method
The test circuit is shown in Figures 1 and 2 (using the pressure measuring tube). Read the pressure output of the self-flowing source; the wave is used to control the fire, and record the low real voltage R when the fire starts.
3.2 Fire time
3.2. 1's
protection voltage
measurement is the time from the time the voltage is set on the machine to the time when the positive voltage drops to the value specified in the specification. 3.2.2 Test method
test circuit diagram is shown in Figure 3 and Figure 4 (applicable to the traction pressure). Adjust the DC voltage loss from source G to the value specified in the detailed specification, turn on the switch S, and record the connection time + the time when the voltage drop of the tested tube reaches the value specified in the detailed specification. Record the time and calculate (t-1:>, which is the fire time. Figure 3 3.3 Measure the voltage drop of the steady-state tube under the condition of no optical cable irradiation, and measure the voltage drop of the steady-state tube at the beginning of breakdown under low DC current. 3.3.2 Test method The test circuit diagram is shown in Figure 1 and Figure 2. Use a wide voltage regulator to connect the test tube, adjust the DC power supply G, make the test tube ignite, and record the voltage drop of the steady-state tube under the condition of fixed operating current. 3.4 Test method Measure the voltage drop of the steady-state tube under the condition of fixed operating current, and the test circuit diagram is shown in Figure 1 and Figure 2.
Preheat the test tube according to the detailed specification, adjust the DC voltage regulator, make the test tube in the specified working state. Adjust the DC voltage regulator to make the working current change between the upper and lower limits, record the maximum and minimum voltage, and its value is the rated voltage difference. 3.6 Minimum rated current (applicable to voltage regulator tube) 3.6.1 Test the minimum current formed by continuous dissipation of voltage in the voltage regulator tube. 3.6.2 Test method Test circuit as shown in Figure 5. The current level through the voltage regulator tube is slowly reduced until it reaches the critical (minimum) value for 1mn (the pulse caused by the low-effect current between the two wires will be shown on the filter P). The value recorded at this time is the minimum rated current. 3. Maximum rated current (applicable to voltage regulator tube) 3. 7. 1. When the voltage of the voltage regulator is measured to form a test discharge, the maximum value of the voltage regulator is measured. 3.7.2 Test method The test circuit diagram is shown in Figure 6. The voltage source is a fast-acting voltage regulator, and the current transmitted through the voltage regulator increases slowly until the following phenomenon occurs: the voltage drops sharply: the voltage decreases with the further increase of the voltage meter, accompanied by relaxation stimulation observed on the oscilloscope P. The maximum value of the current monitored before the occurrence of the non-positive discharge phenomenon is the maximum rated current. R—33-pole voltage regulator) 3.8.1. SJ/T 103S1-
Under the rated working conditions of the voltage-conducting tube, measure the ratio of the maximum ground current increase to the sweep current. 3.8.2 Test method
Adjust the direct current power supply to make the measured current smaller or larger than 1. The measured stable voltage V is calculated according to the formula: [e
3.9 Impedance (for measuring voltage
3.9.1H) 3.9.2 Test method
The test circuit diagram is shown in the figure.
Turn on the switch S, turn on the DC power supply G, and adjust it to a certain voltage. Add 0 current to the two ends of the test tube, and draw a vertical DC voltage V. The voltage meter indicates that the AC voltage at the two ends is small! Calculate the resistance using the following formula: 2. -R0T
The voltage regulator has an out-of-bounds voltage, so the relationship between V and V is considered. ,·-AC power supply
Point electrical appliances
3.10 Circuit zener
3.10.1 Purpose
SJ/T 10391-93
Measure the current flowing through the voltage regulator under the specified voltage requirement. 3.10.2 Test circuit
The test circuit diagram is shown in Figure 8
Disconnect the DC power supply G and the voltage meter V to indicate the specific value (the measured terminal is not cold at this time), and the current indicated value is printed as the terminal battery.
Protection circuit
3.11T Stable operation
3. 11. The
of 1 day is used to measure the stable voltage sag time of the voltage regulator. 3.771.2 Test method
The test circuit diagram is shown in Figure 9.When testing, the self-voltage regulator (accurate time drift, does not affect the test accuracy, press the switch 51, adjust the DC voltage source G, so that the measured tube is in the working state specified in the detailed specification,
according to the time specified in the specification, turn on the test point to find the maximum range and the center value, 9
p. - digital voltmeter
31 applicable voltage)
3. 12. 1 month
the controlled resistor
hidden pressure tube in the specified upper working state, determine the slope of the pressure-time function line at a specified time. 3.12.2 Test method
The test circuit is shown in the figure,
adjust the total DC power supply. Make the measured voltage reach the specified value, and measure the rated voltage at the specified time. After a period of time, the measured voltage should be calculated according to the following formula:
When the ambient temperature changes by no more than ten times during the test, 3.13 Voltage change
3.13.1The total voltage of the test vehicle should be within the specified range, and the current should be measured when the total charging current changes continuously. 3.13.2 Test method
The test circuit is shown in the figure! Figure
The source voltage regulator is tested by filtering the tube inside the power supply and quickly passing the current through the regulator in each direction change between the minimum and maximum values. The change should be completed within 3 to 30 seconds in either direction. The oscilloscope 1 indicates the effective value of the limit change at each direction change. The voltage transient that may occur cannot be recognized as a voltage jump. Figure
3.14 Relaxation and absorption
3.14.1 Day
Reducing the sound of the disk to reduce the noise level
The circuit diagram and figure,
3. 14.2. 1 Method!
Test circuit diagram
3. 14. 2. 1 is: The impedance of A should not be less than 1k, the data should last for 10H~20H, the adjustment effect of the material on the frequency is not greater than that on B. When the reduction rate is 4::H and the 10V shore at the A end is 10V, the field at the input end must match 4 beats, which is in line with the industry standard.
Adjust the direct power supply 6, quickly recommend and ask the current through the standard tube between the quantity saving and the quantity eliminating in each direction, the net mouth is completed within 2-4% of the time, and no point appears. When the month party pulls the test, the alert sound is revealed within the "selected audio source number before the month oscilloscope is tested. In the display, the wide light array appears for a long time. The waveform of the medicine is dismantled. Because the sand book in the device is also connected to the low-yield cattle, and the wave of the East Wave device on the screen is full, the wave retreat should not be consistent with the relaxation and recording disease, but before the mud. ：
3.14.2.2 Test circuit 2
Test circuit 2 active rate voltage can be heard, when the oscilloscope P trace is non-operating,
Adjust the mutual current regulated source (, must measure the tube range, and pass the overvoltage tube ratio current between the minimum and maximum sales, in -1 time network wave 1 this display voltage value, R
S/T1391-
DC current seal
3.15 Range also complete voltage temperature system effect
3. 15. On the 1st day, G1--bypass capacitor protection core C--actual input core capacitor. Under the specified working conditions, the total rated voltage change is divided by the ambient temperature change. 3.15.2 Test method Set up the test circuit as shown in the figure S1, and make the main power source C stable. Make the test tube work in the detailed specification as required, and keep the working humidity for one hour, then connect the business switch S to measure the rated voltage. After keeping the temperature for two hours, the rated voltage is calculated by the following formula: K, + K
Where: K,=
The voltage is not cut off during the whole process, T1 is generally determined,
3.16 specifies the voltage repetitiveness
3.16.1 The voltage regulator is working under the reverse flow of the company, and the change of the voltage when it is repeatedly connected is measured, 3. 16.2 Test method
Test circuit diagram
Switch S1. Switch off the power supply and put it into the working state of the specified specification. After 3 minutes, switch S2. Measure the voltage of the controlled circuit.
Disconnect S52, the voltage is reported twice, and the voltage is reported twice according to the specified specification.
Calculate the difference between the two pressures
b, the difference between the measured pressure value and the minimum value. 3.17
3. 17. 1 Definition
The voltage is temporarily fixed to the standard. When the machine is in motion, measure the voltage at the anode and the voltage difference.
3.17.2 Test method
The test circuit is shown in Figure 13 (temperature-controlled voltage tube). SJ/T10391-93
The test circuit is set according to the detailed specifications, and the voltage power supply is set to the standard. The tube is in the working state specified in the detailed specifications.
The maximum voltage amplitude of the tube or the indicator is recorded as the voltage value.
3.18 Sound-absorbing electric
DC penetration
3. 18. 1 day
total pressure pipe working under the specified two working energy, with a certain force bacteria flow, measure the positive electric charge caused by the positive signal
3.18.2 test method
continent reduction circuit as shown in Figure 11: 3
adjust the direct stable power supply G, virtual war Xie Sa place small detailed Shenzhen specification specified working conditions, the most heavy ~ 1g bundle length: 1mm cork head for light 0mm cork ball. According to the actual 5am smash lazy rubber book) in the three-way limit impact pipe shell 120 apart, the impact force frame when the soft book at the firewood angle 5 ~ 51, the relative self-fall (100--110mm away from the element control force, record the empty electric meter or oscilloscope to get the maximum voltage amplitude P that is the commercial impact sound pressure value 3.19 special curve
3. 19. 1. The relationship curve between the stable voltage of the tube and the working current is measured. The test voltage curve is shown in the figure. 3.19.2 Test method. The test voltage curve is shown in the figure. Measure the DC voltage power supply, change the working current within the specified range, and measure the actual voltage through the characteristic line: Additional remarks: This standard is only for the electronic industry. This standard is made by the electronic tube manufacturer. The main authors of this standard are: Xie Peinan, Tao Qiangcu, Yu Xianhuan, Yong Jianyuan, Zhou Yunxian.The impedance of the connected amplifier A should not be less than 1k, and the duration should be 10H~20H. When the reduction rate is 4:10H, the adjustment effect of the output voltage at the A end should not be greater than that at the B end. The field output at the input end must match 4 beats, which is in line with the industry's standard for high-frequency waves.
Adjust the direct power supply 6, quickly recommend and ask the current through the standard tube between the quantity saving and the quantity eliminating in each direction, the net mouth is completed within 2-4% of the time, and no point appears. When the month party pulls the test, the alert sound is revealed within the "selected audio source number before the month oscilloscope is tested. In the display, the wide light array appears for a long time. The waveform of the medicine is dismantled. Because the sand book in the device is also connected to the low-yield cattle, and the wave of the East Wave device on the screen is full, the wave retreat should not be consistent with the relaxation and recording disease, but before the mud. ：
3.14.2.2 Test circuit 2
Test circuit 2 active rate voltage can be heard, when the oscilloscope P trace is non-operating,
Adjust the mutual current regulated source (, must measure the tube range, and pass the overvoltage tube ratio current between the minimum and maximum sales, in -1 time network wave 1 this display voltage value, R
S/T1391-
DC current seal
3.15 Range also complete voltage temperature system effect
3. 15. On the 1st day, G1--bypass capacitor protection core C--actual input core capacitor. Under the specified working conditions, the total rated voltage change is divided by the ambient temperature change. 3.15.2 Test method Set up the test circuit as shown in the figure S1, and make the main power source C stable. Make the test tube work in the detailed specification as required, and keep the working humidity for one hour, then connect the business switch S to measure the rated voltage. After keeping the temperature for two hours, the rated voltage is calculated by the following formula: K, + K
Where: K,=
The voltage is not cut off during the whole process, T1 is generally determined,
3.16 specifies the voltage repetitiveness
3.16.1 The voltage regulator is working under the reverse flow of the company, and the change of the voltage when it is repeatedly connected is measured, 3. 16.2 Test method
Test circuit diagram
Switch S1. Switch off the power supply and put it into the working state of the specified specification. After 3 minutes, switch S2. Measure the voltage of the controlled circuit.
Disconnect S52, the voltage is reported twice, and the voltage is reported twice according to the specified specification.
Calculate the difference between the two pressures
b, the difference between the measured pressure value and the minimum value. 3.17
3. 17. 1 Definition
The voltage is temporarily fixed to the standard. When the machine is in motion, measure the voltage at the anode and the voltage difference.
3.17.2 Test method
The test circuit is shown in Figure 13 (temperature-controlled voltage tube). SJ/T10391-93
The test circuit is set according to the detailed specifications, and the voltage power supply is set to the standard. The tube is in the working state specified in the detailed specifications.
The maximum voltage amplitude of the tube or the indicator is recorded as the voltage value.
3.18 Sound-absorbing electric
DC penetration
3. 18. 1 day
total pressure pipe working under the specified two working energy, with a certain force bacteria flow, measure the positive electric charge caused by the positive signal
3.18.2 test method
continent reduction circuit as shown in Figure 11: 3
adjust the direct stable power supply G, virtual war Xie Sa place small detailed Shenzhen specification specified working conditions, the most heavy ~ 1g bundle length: 1mm cork head for light 0mm cork ball. According to the actual 5am smash lazy rubber book) in the three-way limit impact pipe shell 120 apart, the impact force frame when the soft book at the firewood angle 5 ~ 51, the relative self-fall (100--110mm away from the element control force, record the empty electric meter or oscilloscope to get the maximum voltage amplitude P that is the commercial impact sound pressure value 3.19 special curve
3. 19. 1. The relationship curve between the stable voltage of the tube and the working current is measured. The test voltage curve is shown in the figure. 3.19.2 Test method. The test voltage curve is shown in the figure. Measure the DC voltage power supply, change the working current within the specified range, and measure the actual voltage through the characteristic line: Additional remarks: This standard is only for the electronic industry. This standard is made by the electronic tube manufacturer. The main authors of this standard are: Xie Peinan, Tao Qiangcu, Yu Xianhuan, Yong Jianyuan, Zhou Yunxian.The impedance of the connected amplifier A should not be less than 1k, and the duration should be 10H~20H. When the reduction rate is 4:10H, the adjustment effect of the output voltage at the A end should not be greater than that at the B end. The field output at the input end must match 4 beats, which is in line with the industry's standard for high-frequency waves.
Adjust the direct power supply 6, quickly recommend and ask the current through the standard tube between the quantity saving and the quantity eliminating in each direction, the net mouth is completed within 2-4% of the time, and no point appears. When the month party pulls the test, the alert sound is revealed within the "selected audio source number before the month oscilloscope is tested. In the display, the wide light array appears for a long time. The waveform of the medicine is dismantled. Because the sand book in the device is also connected to the low-yield cattle, and the wave of the East Wave device on the screen is full, the wave retreat should not be consistent with the relaxation and recording disease, but before the mud. ：
3.14.2.2 Test circuit 2
Test circuit 2 active rate voltage can be heard, when the oscilloscope P trace is non-operating,
Adjust the mutual current regulated source (, must measure the tube range, and pass the overvoltage tube ratio current between the minimum and maximum sales, in -1 time network wave 1 this display voltage value, R
S/T1391-
DC current seal
3.15 Range also complete voltage temperature system effect
3. 15. On the 1st day, G1--bypass capacitor protection core C--actual input core capacitor. Under the specified working conditions, the total rated voltage change is divided by the ambient temperature change. 3.15.2 Test method Set up the test circuit as shown in the figure S1, and make the main power source C stable. Make the test tube work in the detailed specification as required, and keep the working humidity for one hour, then connect the business switch S to measure the rated voltage. After keeping the temperature for two hours, the rated voltage is calculated by the following formula: K, + K
Where: K,=
The voltage is not cut off during the whole process, T1 is generally determined,
3.16 specifies the voltage repetitiveness
3.16.1 The voltage regulator is working under the reverse flow of the company, and the change of the voltage when it is repeatedly connected is measured, 3. 16.2 Test method
Test circuit diagram
Switch S1. Switch off the power supply and put it into the working state of the specified specification. After 3 minutes, switch S2. Measure the voltage of the controlled circuit.
Disconnect S52, the voltage is reported twice, and the voltage is reported twice according to the specified specification. bzxZ.net
Calculate the difference between the two pressures
b, the difference between the measured pressure value and the minimum value. 3.17
3. 17. 1 Definition
The voltage is temporarily fixed to the standard. When the machine is in motion, measure the voltage at the anode and the voltage difference.
3.17.2 Test method
The test circuit is shown in Figure 13 (temperature-controlled voltage tube). SJ/T10391-93
The test circuit is set according to the detailed specifications, and the voltage power supply is set to the standard. The tube is in the working state specified in the detailed specifications.
The maximum voltage amplitude of the tube or the indicator is recorded as the voltage value.
3.18 Sound-absorbing electric
DC penetration
3. 18. 1 day
total pressure pipe working under the specified two working energy, with a certain force bacteria flow, measure the positive electric charge caused by the positive signal
3.18.2 test method
continent reduction circuit as shown in Figure 11: 3
adjust the direct stable power supply G, virtual war Xie Sa place small detailed Shenzhen specification specified working conditions, the most heavy ~ 1g bundle length: 1mm cork head for light 0mm cork ball. According to the actual 5am smash lazy rubber book) in the three-way limit impact pipe shell 120 apart, the impact force frame when the soft book at the firewood angle 5 ~ 51, the relative self-fall (100--110mm away from the element control force, record the empty electric meter or oscilloscope to get the maximum voltage amplitude P that is the commercial impact sound pressure value 3.19 special curve
3. 19. 1. The relationship curve between the stable voltage of the tube and the working current is measured. The test voltage curve is shown in the figure. 3.19.2 Test method. The test voltage curve is shown in the figure. Measure the DC voltage power supply, change the working current within the specified range, and measure the actual voltage through the characteristic line: Additional remarks: This standard is only for the electronic industry. This standard is made by the electronic tube manufacturer. The main authors of this standard are: Xie Peinan, Tao Qiangcu, Yu Xianhuan, Yong Jianyuan, Zhou Yunxian.According to the actual situation, when the impact force frame is at the angle of 5~51, the impact force from the impact kidney is controlled at a distance of 100-110mm from the element. The maximum voltage amplitude of P is recorded by an electric meter or oscilloscope, which is the commercial sound pressure value. 3.19 special curve
3. 19. 1. The relationship curve between the stable voltage of the tube and the working current is measured. The test voltage curve is shown in the figure. 3.19.2 Test method. The test voltage curve is shown in the figure. Measure the DC voltage power supply, change the working current within the specified range, and measure the actual voltage through the characteristic line: Additional remarks: This standard is only for the electronic industry. This standard is made by the electronic tube manufacturer. The main authors of this standard are: Xie Peinan, Tao Qiangcu, Yu Xianhuan, Yong Jianyuan, Zhou Yunxian.According to the actual situation, when the impact force frame is at the angle of 5~51, the impact force from the impact kidney is controlled at a distance of 100-110mm from the element. The maximum voltage amplitude of P is recorded by an electric meter or oscilloscope, which is the commercial sound pressure value. 3.19 special curve
3. 19. 1. The relationship curve between the stable voltage of the tube and the working current is measured. The test voltage curve is shown in the figure. 3.19.2 Test method. The test voltage curve is shown in the figure. Measure the DC voltage power supply, change the working current within the specified range, and measure the actual voltage through the characteristic line: Additional remarks: This standard is only for the electronic industry. This standard is made by the electronic tube manufacturer. The main authors of this standard are: Xie Peinan, Tao Qiangcu, Yu Xianhuan, Yong Jianyuan, Zhou Yunxian.
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