Some standard content:
China State Shipbuilding Corporation Department Standard
CB1305-98
Specification for detecting equipment of torpedo homing control1998-03-20Release
China State Shipbuilding Corporation
1998-08-01Implement
Brown Scorpion17bzW.cnCrisp Dai Brown Guan Zhong Xin Dry Lotus Root Red Thin Zhang Ke 5 Fins
17jzw.comCrisp Hot Dew
He Tie Feng Liang Goose
1 Topic 60
Main Yan Nei Jiao
China State Shipbuilding Corporation Department Standard
Specification for detecting equipment of torpedo homing controlCB1305—98
Classification number U74
TTKAONrKea
This specification specifies the basic technical requirements, quality assurance and delivery preparation of automatic control test equipment (hereinafter referred to as test equipment).
1.2 Scope of application
This specification applies to the manufacture, production and use of various types of test equipment. Classification
Test equipment can be divided into the following four categories according to its applicable objects: Test equipment for test components:
Test equipment for control systems;
Test equipment for control components:
d. Test equipment for control systems.
2 Reference documents
Good B19190 Packaging storage and transportation graphic mark
GB6388-86 Transport packaging delivery and receipt mark 3B/T13306-91 Sign
Safety B150.3-86 Military equipment environmental test method High temperature test GJB150.4-86 Military equipment environmental test method Low temperature test GJB150.9--86 Military equipment environmental test method Wet heat test G)B160.16-86 Military equipment environmental test method Vibration test GJB150.18-86 Military equipment environmental test method Impact test GJB368.2-87 Equipment maintenance general specification Basic requirements for maintainability GJB 1443--92 Quality management requirements for product packaging, loading, transportation and storage
3.1 Qualification
Testing equipment submitted in accordance with this specification shall be qualified testing equipment or approved testing equipment 3.2 Reliability
Testing equipment shall meet the reliability requirements specified in the task book or contract. 3.3 Materials and devices
3.3.1 Materials used for laser equipment shall meet relevant national standards and national military standards. 3.3.2 The electronic components used in the testing equipment shall comply with the relevant national standards or national military standards, and shall give priority to the use of certified qualified components. The specifications and varieties of components shall be reduced.
CB1305-98
3.3.3 The testing equipment shall give priority to the use of standard electronic modules and standard mechanical components. Key and important parts shall be selected from components (including electronic components) that meet the national military standards.
3.4 Design
3.4.1 Basic functions of various testing equipment
a. It should have self-test function.
b. It should be able to provide power supply, signal source, non-electrical analog signal, etc. for the tested product. These power supply, signal source, etc. should meet the technical requirements of the tested product.
c. The testing equipment using microcomputer technology should display real and convenient operation, and can automatically measure, print and record test results, and can perform fault diagnosis on the tested product, locating the fault of the tested product to the component or connector. 3.4.2 Functions of self-guided component testing equipment
It should be able to test the technical indicators of important components such as acoustic device, analog signal preprocessor, beamformer, signal processor, central command controller, transmitter, etc.
3.4.3 Functions of the homing system detection equipment
It should be able to comprehensively detect the main technical indicators of the homing system and have the following functions: it can simulate the target signals of different spatial orientations underwater, and can simulate the relative motion law between the torpedo and the target; it has the function of setting the homing working state, and has the function of echoing the actual working state of the homing; it can perform functional inspection on the whole working process of the homing system, and can measure all overall parameters. It can check whether the main working signals of the homing are normal.
3.4.4 Functions of the control component detection equipment
It should be able to separately detect the technical indications of the heading gyro component (or direction indicator), rate gyro component, depth pressure sensor (or depth setter), control microcomputer, signal synthesis circuit, steering gear control circuit, etc. 3. 4. The function of the anti-control system detection equipment should be able to comprehensively detect the main technical indicators of the control system and have the following functions: simulate the attitude angle, attitude angular velocity and depth signal of the torpedo; simulate the guidance command and other signals of the torpedo; b. simulate the hardware environment on the torpedo, and provide the electrical connection path between the autopilot and other components of the control system; be able to set and echo the "preset parameters" of the torpedo; d. check the initial turning angle control function of the torpedo, display the state variables, control commands, steering signals and rudder feedback signals of the torpedo; f. check the control law, control parameters and the comprehensive errors of the three-channel control loops of the torpedo yaw, pitch and roll; 6. check the control functions of the torpedo trajectory, self-guided tracking trajectory and target loss re-entry trajectory; b. check the control function of the torpedo when it exceeds the "upper depth limit" and "lower depth limit"; i. Check the performance of the control system power supply components. 3.5 Structure
The testing equipment generally adopts a platform chassis or a rack-mounted chassis structure. The chassis structure, size, etc. should comply with relevant national standards. 3.6 Safety
a. The testing equipment should have safety measures. When the testing equipment has a general functional failure, it should not affect the performance of the tested product: b. When the testing equipment provides power to the tested product, it should have power protection and power failure alarm functions. 3.7 Maintainability
The maintainability requirements of the testing equipment should comply with GJB 368.2 Requirements of Chapter 2, 3.8 Transportability
After packaging and packing, the measuring equipment can be transported by vehicles, trains, airplanes, ships and other means of transportation. 3.9 Performance characteristics
万蝎粗17bzw.cn脆黛布朗
关种鑫干藕颜
红瘦派科5湖
17izw.com脆篮率
阁种铁粹梨鸡轰匙
1题60墨
3. 9. 1 Basic measurement error
3. 9. 1. 1 Basic voltage measurement error
CB1305-98
The basic error of voltage measurement of the measuring equipment is ±1% or one level of accuracy higher than the basic error requirement of the measured voltage. 3. 9. 1. 2 Basic error of current measurement
Basic error of current measurement of the detection equipment is 2.5% or one level higher than the basic error of the current being measured. 3.9.1.3 Basic error of capacitive resistance measurement
Basic error of resistance measurement of the detection equipment for measuring the value of resistance in the range of 200 0～≤200kN is ±(3% reading-1 word); Basic error of resistance measurement in the range of 200kQ～20M is ±(5% reading+1 word). 39.2 Basic error of frequency
, Basic error of clock frequency of the detection equipment is ±(0.001%+1 word) The wearer meets the contract requirements 3.9.3 Performance indicators of homing system detection equipment 3.9.3.1 Simulation target signal
a. Frequency range: 20kHz40kHz error ±1% reading. TKAONK
b. Signal strength dynamic range: -(40-1) dB～-(110±3) dB (0 d corresponds to an effective value of 1 V sinusoidal signal voltage value, the bandwidth of the observation channel is 1Hz). Step-by-step or grade-adjustable. Echo pulse width: (10±1)ms~(250±10)ms. Echo delay: (100=1)ms~(2000=10)ms. Target azimuth: horizontal angle ±: 0°~±(60°±5\); vertical angle 6: 0°±(30°±2)
step-by-step adjustable or adjustable on the azimuth of the torpedo homing beam. ft. Signal form: single frequency or frequency modulation or band-limited white noise. 3.9.3.2 Simulated background noise
: spectrum range: 15-kHz--45 kHz, uniform and stable,: Dynamic range: - (80 ± 3) dB ~ - (100 ± 3) dB, adjustable by one setting or in steps. 9. Each output channel should be an independent noise source, and the correlation coefficient of any two noise channels should not be greater than 0.1. 3.9.4 Performance indicators of control system detection equipment B. Signal input impedance: greater than 10K2
b. Signal output impedance: less than 1Coa
c. Analog signal indication error: less than 5m
d. Output cascade signal, rise time: less than 3 nm1s Simulated fish depth (underwater pressure)
range 0~4.CMpas
accuracy 0. 1% ~ 0. 5%
, simulated fish attitude angle
heading angle range 65 ± 170%, error not greater than 4: pitch angle range C°～±60°, error: not greater than 8; roll angle range 0°～±60°, error: not greater than 8°. ≤: timing time range Q～30 min
timing accuracy is 21% of full scale.
3.10 Environmental requirements
3.10.1 High temperature
shall meet the high temperature requirements specified in Chapter 2 of GJB 150, 3. 3.10.2 Low temperature The temperature should meet the low temperature requirements specified in GJB 150.4. 3.10.3 Mixed heat The temperature should meet the damp heat requirements of Category 1 specified in Chapter 2 of GJB 150.9. 3.10.4 Impact The temperature should meet the impact requirements specified in Test 1 of GJB 150.18. 3.10.5 Vibration The temperature should meet the vibration requirements specified in Article 2.3, 1 of GJB 150.16. 3.11 Signs and codes
3.11.1 Panel
a. The panel of the test equipment shall have the name of the equipment. The name of the equipment is composed of the name of the object to be tested plus the test bench (or the main test bench, the test bench system, etc.).
b. The panel of the test equipment shall have the equipment code. The equipment code is composed of the code of the object to be tested plus TS. 3.11.2 The label (nameplate) on the rear panel of the test equipment shall comply with the relevant provisions of GB/T13306. 3.12 Appearance quality
The panel of the test equipment shall have clear handwriting, no obvious scars, uniform coating, no shedding, bubbles, cracks and wear. The test equipment of the same model of torpedo shall be sprayed with the same color.
Quality Assurance Provisions
4.1 Inspection Responsibilities
Unless otherwise specified in the contract, the contractor shall be responsible for completing all inspections specified in this specification. When necessary, the ordering party or the superior appraisal agency has the right to inspect any inspection item described in the specification. 4. 2 [Qualification
All testing equipment must meet the requirements of Chapter 3 and Chapter 5 of this specification. The inspections specified in this specification shall become an integral part of the contractor's inspection system or quality assurance program. If the contract includes inspection requirements not specified in this specification, the contractor shall also ensure that the inspection equipment submitted for acceptance meets the contract requirements. It is not allowed to submit inspection equipment that is known to be defective, nor can the ordering party be required to accept defective inspection equipment.
4.3 Inspection Classification
The inspections in this specification are divided into appraisal inspections and quality consistency inspections. 4.4 Test conditions
441 Unless otherwise specified, the performance characteristics test shall be carried out under the following standard atmospheric conditions: a. Temperature: 15~35°C:
b. Relative humidity: 20%~80%
c. Atmospheric pressure: positive atmospheric pressure.
44.2 Unless otherwise specified, the accuracy of the test meter shall be one level higher than the accuracy requirement of the tested test equipment. 4.5 Appraisal test
4.5.1 Test items
The appraisal test items are shown in Table 1. According to the type of test equipment, select the corresponding items for testing. Brown scorpion 17bzW.cn crisp brown Guan Zhong Xin dry lotus root Yan Hong Shou Pai Ke 5 Lake
17izw.com crisp plate peak
Teng Zhong Wo smash Liang Goose Guang Si
1 question 60 inkWww.bzxZ.net
sequence number
base base error
machine magnetic ring
inspection quantity
inspection item
appearance quality
mark and code
CB1305-98
table 1 Appraisal and inspection table
Requirement clause number
Basic error of voltage measurement
Basic error of current measurement
Basic error of resistance measurement
Basic error of time-frequency
Frequency range of simulated target signal
Dynamic range of simulated target signal strength
Simulated feedback pulse width
Simulated feedback delay
Simulated target position unit
Reading target signal form
Simulated noise signal harmonic range
Simulated noise signal strength dynamic range
Simulated noise signal independence
Input feedback impedance
Extraction impedance
Simulated signal indication error
Connected signal opening time
Simulated water pressure (underwater pressure)
Simulated torpedo attitude angle
The appraisal and inspection quantity is one piece.
4.5.3 Acceptance criteria
3. 9. 1. 2
3. 9. 1. 3
3. 9. 3. la
3. 9. 3. 1b
3. 9. 3 1c
3. 9. 3. d
3. 9. 3. If
3. 9. 3. 25
3. 9.3. 2b
3. 0. 3. 2c
Test method chapter number
±. 7. 21
TKANKAea
After the samples are tested according to 4.5.1, if all the results meet the requirements of this specification and the contract, they are judged to be qualified for the certification inspection. If any item does not meet the requirements, after consultation and agreement on measures to be taken, all inspections can be carried out again, and only the items that do not meet the requirements will be inspected. The result meets the requirements and is judged as qualified, otherwise the identification test is unqualified. 4.6 Quality consistency test (acceptance test) 5
Leave the scorpion
17bzw.cnCrisp lotus root
Opening Xin whip lotus root color
Jihen Zhangke5Fin Lake
17izw.comCrisp Dai
Hip seed Yaocuili Pear Chicken Hair
10 Ying 60
4.6.1 Test items
CB1305-98
The quality consistency test items are shown in Table 2. According to the type of testing equipment, select the corresponding items for execution, Qiu 2
Measurement base too
4. 6.2 Inspection quantity
4.6.3 Quality judgment
Inspection items
Appearance quality
Indicators and codes
Basic error of voltage measurement
Basic error of current measurement
Basic error of resistance measurement
Basic error of time resolution
Dynamic range of analog target signal strength
Dynamic range of analog noise signal strength
Simulated target signal form
Input impedance
Output impedance
Analog signal indication error
Step signal rise time
Simulated torpedo depth
Simulated torpedo attitude angle
Requirement code
3. 5. 1. 2
3. 9. 3. 1b
3. 0.3.1f
Inspection method record number
After the inspected testing equipment is inspected according to Article 4.6.1, if the results all meet the requirements of this specification and the contract, it shall be judged as quality consistency inspection 4.6.4 Unqualified
If the testing equipment fails the quality consistency inspection, the acceptance and delivery of the testing equipment shall be stopped. The contractor shall notify the qualified appraisal unit of the unqualified situation. After taking corrective measures, all tests or inspections shall be carried out again according to the opinions of the qualified appraisal unit, or only the unqualified items shall be tested or inspected. If the test is still unqualified, the unqualified situation shall be notified to the qualified appraisal unit. 4.7 Inspection method
4.7.1 Appearance quality
The appearance of the testing equipment shall be inspected by visual method, and the results shall meet the requirements of Article 3.12 of this specification. 4.7.2 Marking and code
Brown scorpion 17bzW.cn脆黛布朗
种藕咬
红瘦派科5湖
17izw.com脆盘峰
腾种铁堕梁鹅璧
1题60墨
CB 1305--98
Use the visual method to check the test equipment and signs and codes, and the results should meet the requirements of Article 3.11. 4.7.3 Basic error inspection of voltage measurement
TKAONK
Use the standard voltage source to output the standard voltage to the test equipment voltmeter (including the test disk circuit), adjust the standard voltage so that the voltmeter indicates the calibration voltage value, read the actual voltage value, and record it in Table 3. Table 3
Calibration (indication) of the meter under test
Calculate the basic error N (%) according to formula (1): Standard (actual) value
N=(VV)/VX 100
Wherein; V——calibration value (indication value) of the voltmeter, V; W—standard voltage reading value (actual value), V; Y——upper limit value of the voltmeter measurement range, V. t
Unless otherwise specified, the indication value (calibration value) of the meter under test shall be selected as one third of the full range value. The N value shall comply with the requirements specified in 3.9.1 of this specification. 4.7.4
Basic error test for current measurement
Basic error group
+++++++.+.(
Two-thirds and full-scale value three points,
Connect the adjustable current source, standard ammeter, and ammeter of the detection equipment (including the measurement circuit) in series. Adjust the current source so that the ammeter indicates a more accurate value. Read the standard ammeter reading value (actual value): and record it in Table 3. Calculate the basic error B (%) of the tested ammeter according to formula (2): B = [(I - Ih)/1 × 100
Where: I—calibration value of ammeter (indication value), A; -effective value of standard ammeter reading (actual value), A
—upper limit value of the ammeter measurement range (quantity intensity), A. The calibration value is selected in the same way as in Article 4.7.3
The B value shall comply with the requirements specified in Article 3.9.1.2 of this specification. 4. 7.5 Basic error test of resistance measurement
Use the resistance meter (including the measuring circuit) of the testing equipment to directly measure the standard resistance or precision resistance box. Change the resistance box resistance value so that the resistance meter indicates the calibration point, or select the precision resistance value (actual value) near the calibration point, and then read the indicated value from the resistance meter and record it in Table 3. Calculate the basic error C (%) of the tested resistance according to formula (3): TR-R./R.IY100
Wu Zhong R-
Reading value of the tested resistance meter:|| tt||A standard resistor, a.
C value shall comply with the requirements of Article 3.9.1.3 of this standard. 1.7.6
Basic error test of clock frequency
Measure the clock frequency of the test equipment three times with a frequency meter. The measured values are f, j, and j respectively. Calculate the average value of the clock frequency measurement f (Hz) according to formula (4):
f=(f++)/3
Then calculate the basic error of the clock frequency D (%) according to formula (5): D =[(f -fo)/f.]× 100
Where: f. — nominal value of potassium rate when tested Hs. D value shall comply with the requirements of Article 3.9, 2 of this specification.
17bzw.cn crispy Dai lotus
both trace Zhang Ke 5 Lake
17izw.com crispy Dai
Teng Zhong Tie Xin Gan Wan Yan
hip seed drink cricket pear goose
-- (5)
1 table particle 60
4.7.7 Analog signal frequency range test
CB1305--98
Set the analog signal source frequency to the lowest and highest frequency respectively, and use a frequency meter to measure the lowest frequency and the highest frequency respectively. The values shall comply with Article 3.9. 3.1a of this specification. 4.7.8 Dynamic range test of analog signal strength
Set the analog signal source strength to the minimum and maximum values respectively, and use a spectrum analyzer to distinguish the minimum and maximum values of the signal output on any output circuit of the analog signal source. The value should meet the requirements of Article 3.9.3.1h of this specification. 4.7.9 Test of analog echo pulse width
Set the analog echo pulse width to the minimum and maximum values respectively, and use an oscilloscope to check the analog echo output: measure the minimum and maximum values of the pulse width respectively. The value should meet the requirements of Article 3.9.3.1h of this specification. 4.7.10 Test of analog echo delay
Set the simulated distance of the homing target to the minimum value S and the maximum value S respectively. Set the simulated pulse width to 10 ms; use an external pulse signal with a period greater than 2000ms and a pulse width less than 10ms to start the echo delay device. Use a two-line oscilloscope to measure the time difference ei and tmax between the pulse and the analog signal pulse. Its value shall meet the requirements of Article 3.9.3.1d of this specification. The relationship of the oscilloscope waveform is as follows:
Interval step channel waveform (external pulse
Viewed channel waveform [simulated return)
The relationship between the set distance S value and the measured time: value is calculated according to formula (6): tn =* Smru/2C
Where: C—the propagation return of sound in water.m/s, value: =15CC4. . 11 Simulated target azimuth test
The simulated target azimuth range can be indirectly tested by measuring the time difference between the two output signals. 4.7.11.1 Inspection method: Set the azimuth angle of the homing target simulator to the angle values listed in Table 4, and set the signal form to 0H continuous sinusoidal signal. Select the A and B output signals before the attenuator, and use a two-line oscilloscope to check the signal time difference between A and B: ~! . Record them in Table 4 respectively.
Port Set the value
After the set value
4.7.11.2 Calculate the theoretical time difference 12
The theoretical time difference is calculated according to formula (7):
tA = (1/CI(XACOSA Sin + YASinA COSe) - (I/C)(X-COSS Sind + Y,SmS COSp) ..*(7)C—water sound velocity, m/s. Value C=1500. Wuzhong.
—vertical angle of the sound source. (\),
一—horizontal distance of the sound source. (\).
brown 17bzW.cn crisp lotus root
guanzhong dry lotus root color
red thin pike5 lake
17izw.com crisp plate peak
tengzhong iron throwing Liang goose Guangbi
1 question 60 ink
一A array element coordinate value, m.
Xs-Y—B array element coordinate value, m.
CB 1305—98
g, according to Table 5. According to formula (7), tA1~tA1 are calculated and recorded in Table 5. Table 5
white value
taa calculated value
4.7. 11. 3 Result judgment
TKAONKa
Compare the measured value t~t1 in Table + with the theoretical calculated value AB1~EABe in Table 5 in reverse order. The results all meet the formulas (8)~(11), so the simulated target orientation meets the requirements of Article 3.9.3.1e. TAFL S t S TAB2
TAETABE
4.7.2 Test of analog signal form
（11）
Set the signal of the simulation simulator to single frequency form or frequency modulation form, or band-limited white noise form, and use an oscilloscope to check the waveform of any output signal. The result should meet the requirements of Article 3.9.3.1f of this specification. 4.7.13 Test of analog noise signal spectrum range Use a spectrum analyzer to directly check the noise signal output, and its spectrum should meet the requirements of Article 3.9.3.2a of this specification. 4.7.14 Test of analog noise signal dynamic range Use a spectrum analyzer to measure the noise signal strength, and the result should meet the requirements of Article 3.9.3.2b of this specification. 4.7.15 Test of independence of analog noise signal Use a dynamic signal analyzer to measure the correlation coefficient of any two noise signals. The result shall meet the requirements of 3.9.3.2c. 4.7.16 Test of input impedance
Connect a 10K resistor in series to each auxiliary terminal of the control and detection equipment, and connect it to the output terminal of a standard signal source with an internal resistance of less than 10V. Measure the voltage drop across the resistor. If it is less than /2, it meets the requirements of 3.9.4a. 4.7.17 Test of output impedance
Connect a 10K load resistor to each signal output terminal of the control and detection equipment. If the output voltage before and after the load is connected is 0.01%, it meets the requirements of 3.8.b.7.18 Analog signal indication error test
Use a standard voltmeter to measure the output analog signal voltage value. The difference between the measured value and the display value of the detection equipment shall meet the requirements of 3.9.40 of this regulation.
4.7:19 Step signal rise time test
Use a digital oscilloscope to measure the step multiple of the output of the detection equipment. The time when the output signal reaches 90% of the steady-state value from the beginning of the step is the rise time. The result shall meet the requirements of 3.9.4d of this specification. 4.7.20 Analog mine depth (underwater pressure) test Use a standard pressure gauge with a high accuracy of F 0.1% and a range greater than 4.0 MPa to measure the output pressure of the detection equipment. The pressure range and error displayed by the detection equipment shall meet the requirements of 3.9.4e of this specification. 4.7.21 Simulated torpedo attitude angle inspection
Use a standard optical dividing head to inspect the output angle of the test equipment turntable. The yaw angle, pitch angle and roll angle rotation range shall meet the requirements of 3.9.4f of this standard. The difference between the measured angle of the optical dividing head and the reading of the test equipment angle shall meet the requirements of 3.9.4f of this standard. 4.7.22 Timing accuracy inspection
Use a standard timer to inspect the timing accuracy of the test equipment. The accuracy shall meet the requirements of 3.9.4f of this standard. 4.7.23 High temperature test
shall be carried out in accordance with the provisions of Chapter 4 of GJB 150.3. 4.7.24 Low temperature test
shall be carried out in accordance with the provisions of Chapter 4 of GJB 150.4. 1.7.25 Wet heat test
shall be carried out in accordance with the provisions of Article 4.1 of GJB 150.9. 4.7.26 Impact test
shall be carried out in accordance with the provisions of Chapter 4 of Test 1 of GJB 150.18, 4.7.27 Vibration test
shall be carried out in accordance with the provisions of Article 4.2 of GJB 150.16. Delivery preparation
Packaging and sealing
Packaging and sealing shall comply with Article 5.1 and Article 5.4 of GJB1443. 5.2 Loading and unloading
Loading and unloading shall comply with Article 5.2 of GJB1443. 5.3 Transportation
Transportation shall comply with Article 5.3 of GJB 1443. 5.4 Marking
Marking shall comply with GB 6588 and GB 191. 5.5
Random technical documents
a: List of supporting testing equipment.
b. Certificate of testing equipment.
C. Technical manual and atlas of testing equipment. d. Instructions for use of testing equipment (including calibration methods). e. List of spare parts for testing equipment.
Additional remarks:
This specification is proposed by the Sixth Institute of China State Shipbuilding Corporation. This specification is reviewed by the 61st Institute of China State Shipbuilding Corporation. This specification is drafted by the Kunming Branch of the 75th Institute of China State Shipbuilding Corporation. The main drafters of this specification are: Huang Chuying, Liu Yu, Xiao Kexu, Yuan Bingcheng, Han Cunquan, Taekwon. 10
brown 17bzW.cn crisp lotus seed Xin dry lotus root color red thin Paike 5 lake
17izw.com crisp plate peak
Tengzhong wo throw Liang goose Guangbi
1 title 60 ink
Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.