Some standard content:
Electronic Industry Standard of the People's Republic of China
SJ/T 10191~-10192—91
Type 713, 714 Weather Radar
1991-05-28 Issued
1991-12-01 Implementation
Issued by the Ministry of Electronics Industry of the People's Republic of China
Type 713 Weather Radar
Mfodel713Weather radar
1 Subject Content and Scope of Application
S1/F 10191—91
This standard specifies the composition, technical requirements, test and supervision methods, inspection regulations and specifications, packaging, shipping containers, storage and other technical items of Type 713 weather radar (hereinafter referred to as weather radar). This standard applies to the planning, acceptance and inspection of Type 713 weather radar. 2 Reference standards
GB1496
CB318F
CFs3784
GJE 74. 5
GJ 74. 15
3 Terminology
Reliability identification test and inspection and modification test of equipment packaging storage diagram
Motor vehicle depth energy measurement method
Reliability original name hole terminology
Required noun terminology
Microwave radiation safety idle
Military ground dense radar technical conditions with various product requirements Military ground radar general technical conditions Environmental requirements and test methods Military other surface seedling radar general technical conditions Group repair requirements and test methods 3.1 Video integral fat analyzer
The enemy regulations and compensation numbers of the rain radar are averaged and the processed ones are averaged. 3.2 Layered display
Compare the layered level with the simulated signal level after separation to generate the wave intensity level display corresponding to the level,
3.3 Distance correction
Perform a uniform treatment on the return power to eliminate the shadow of the signal. 3.1 Fixed distance scale
It is an electronic fixed scale separated from the standard. 3.5 Total deviation
On the display, the actual intersection point of the mark and the non-separation mark line does not coincide with the theoretical intersection point. 3.6 Number of swings
Approved by the Ministry of Machinery and Electronics Industry of the People's Republic of China on May 2, 1991 and implemented on December 1, 1991
SJT10131-91
The number of times the output signal of the system swings near the stable value within the low adjustment time. 3 Integral library
Video integrator small. The old group RC storage element switch circuit potential my! The single wood mark is not specified. The terminology adopts 374 and E74. The meaning. 4
Retain the composition and mark
The composition is shown in Table 1.
4. 2 Product abandoned equipment is shown in Table 2.
4.3 Transport unit is shown in Table 3:
Table 1 Lei violates the composition
Close the installation schoolbZxz.net
Main plunder Ren
Tianneng controller
Standard storage goods easy to make
Secret pressure distribution device
Close the installation of a switch
Video color display terminal
Motor human machine
Electric can protect materials||t t||About generator
Air box
Self-type air conditioner
AC stator
Solution
Machine number
Appearance and+
J91X1X467
71×65×173
【71×65×172
:124×115×155
: 51X39x80
:1XX17
XiDa matching throw height
7KK.25-TH
HP11-11:34
7-0,03/5
CKT-3A
Ring size
(x width x height
F!X 43X 44
71X41XAT
75X>DX68
×15×15
3+×15×55
36×21×45
Sky war reflector packaging rack
Position seat bag is prohibited from tilting
Reaching wire packing
Transmitter packaging is light
Connection modification packaging special||t t||Earth drag table packing
Large line control cutter packing
Current frequency rental stratification machine also packing
Shenjiao power distribution equipment packing
Conductor system packing box
Cable protection box
Various component cabinets
Backup component packing box
Flash parts packing box
Note: The original packaging of each variable is shipped from the factory||t t||SJ/T1019191
Table 5 Radar transport unit
Outline dimensions L
(length×research×commercial)
370X270X200
163×171X220
245×170×127
112X76X188
143×163×10
R2X63×13G
X73X41
233X93Xt1
20X9!X82
55××1
72×78×188
4.413 weather radar's mark, 713 radar. 5 Technical requirements
5.1 Basic requirements
5. 1. 1 All-weather radar
The radar shall be prepared and accepted according to the finalized design documents. When the product is required to be shipped, the components, random documents, spare parts and equipment should be separately listed, or the documents and technical documents and technical summary of spare parts and equipment should be used.
5.1.2 Purchased parts, outsourced parts, materials and supporting equipment The purchased parts, outsourced parts, materials and supporting equipment used in the radar should comply with national standards, professional standards or technical cooperation, and have the factory's factory instructions and inspection qualified marks. 5.1:3 Appearance quality
5.1.3.1 The appearance of each unit should be free of general damage, magnetism and rust. For the uncoated outer parts, the anti-rust oil should be removed according to the drawings.
5.1.3.2 The marks, bodies and symbols on each unit of the radar should be clear and smooth, and should not be missing. 5.1.3.3 The assembly quality records of all moving parts, brake parts, fixed parts, etc. in each extension should ensure that they are safe and reliable, and there should be no jamming, blocking and other abnormal phenomena. 5.1.3.4 All detachable electrical connectors of each extension should ensure that they can be electrically touched. 5.1.4 Interchangeability
5.1/T 10191-91
The components or specifications of the spare parts can be replaced with the corresponding components in the original equipment. After replacement, they should be able to work normally after fine-tuning.
5.1.5 Safety and anti-expansion
5.1.5.1 Electrical safety requirements
After the power is turned on, the motor and metal contact parts should not be energized, the generator part should have a voltage relief device, and the voltage relief must be clearly marked and a safety identification meter should be installed. 5.1.5.2 Safety requirements for the machine
The antenna should have mechanical and electrical safety protection devices to prevent fishing. The antenna should have a safety shutdown circuit that can shut down the power source when the system fails. There should be an emergency circuit to drive the antenna. 5.1.5.3 The transmitter part should have anti-microwave radiation measures to ensure that the power density of the transmitter meets the requirements of the 7th standard.
5.1.5.4 When the power supply reaches the normal working state, the upper control should be at the reverse noise level of d(A). 5-1.5.5 Under normal weather conditions, the wire gap between the power input line and the machine charger should not be too small. 5.1.6 Non-capacitive
5-1-5.7 Shielding
The radar should be well protected from interference and replaced with a good charger. 5.1.6.2 Anti-interference
The radar should have sufficient anti-interference capability and should not be affected by the self-inductance of the equipment. 5.1.6.3 Grounding
The grounding of the radar and the earth should be safe and secure. There should be a ground line and a commercial ground line. The grounding socket should be less than 49.
5.1-7 The quality of the technical indicators of the radar card should meet the requirements of Table 4. 5.2 Environmental requirements
5.2.1 Quick-use parts
5- 2. 1. 1 Temperature change
Indoor equipment:
Outdoor equipment: -4-~+51℃.
5.2.1-2 phase humidity
Indoor equipment: 90 (degrees 25-5;
Multiple equipment, 100%.
Technical indicators
Pressure
Transmitter pulse power
Receiver quality
Sky temperature
Continuous control setting
Indicator high temperature resistance
Resistance shelf point half compensation
SJ/T 1019191
Table 4 Quality Grading
Mean Time to Failure (MTF)
5.2.1.3 Poster Height
2cc0m or less.
5.2.1.4 Wind Resistance
Superior
One Winter
Tough
No wire limit, and can work normally under winds below level 13. At 12 or 50m/h, the wireless should a
no permanent deformation or damage.
b. When the average wind retreats to 55m/h or drops to 75m/h, the antenna should not be permanently deformed or damaged. 5.2.1. 5
When the input power changes by 10%, the frequency changes by 2%, and the device can work normally. When the transient voltage changes by ±5%, no irreversible failure will occur: 5-2. 1. 6
|It has moisture-proof, anti-drift and anti-fog properties, and can adapt to the environmental test of Shanghai Island 5.2.2
5.2. 2. 1. Water test
Antenna installation should be able to withstand waterproof test.
5.2.2.2 Humidity test
Except antenna installation and color display terminal, the environment temperature of each extension is 35±5℃, and it should be able to withstand relative humidity of ±2% for 4Rh.
5.2.2.3 Low temperature test
Except antenna installation and color display terminal: each extension should be able to withstand the following high and low temperature tests under the condition of relative humidity below 81%,
and high temperature: +50±2℃, no power on for 3 hours, power on for 2 hours: a.
b, low temperature: -10±3℃, no power on for 4 hours, medium temperature: -10±3℃, no power on for 4 hours, medium temperature: -10±3℃, no power on for 2 hours . 5.2-2.4 Sports car test
Each extension unit in the packaging state (magnetic tube, ohm tube, and cathode ray tube are removed from the extension unit and packaged separately) should be able to withstand the third-level road surface, the speed is 25~ak/3, and the running speed is 200%m. The test results should be no mechanical damage. After adjustment, it should be able to work normally.
5.3 Performance
5.3.1 Working frequency
Miaoda T working frequency ticket 5400±50MTLz,
5.3.2 According to the test specification
Detection distance see Table 4
Large detection commercial test 2Cknl
SJ/t 1019191
Quantitative detection distance range: 5--50.5--100; 5-~2cckm5.3.3 Line scanning mode
Azimuth, circular scanning manual control 0 to 180%
Regular scanning 0.5--129.5°, manual control. 2°~~FS0%5.3.4
Antenna scanning speed
position, 2,6r/min
Elevation: 2.5*/s,
Measurement plate resolution
Distance, not more than 2% of the distance range
Azimuth: This table is 2°
Altitude, see table
Resolution
Distance; not more than 500ml
is position, not more than 1. 3°.
5. 3.
Display mode
Plane position display (PPI) is referred to as \HUD\, b.
Distance and height displayAbbreviated as \high\, distance display (A/R). Also called \A/R\, the flat display and high-definition display are used together with a high-resolution time-lapse tube, and can display the layered light. 5.38 Continuous working time
Under normal conditions, the continuous working time of the display is less than. 5.3.9 Data collection
There are scientific recording equipment such as photo-taking equipment and industry-wide parallax-free map reporting equipment. On both sides of the display, there are military month, day, hour, minute, distance range, and equivalent display signs. 5.3.10 Contact telephone number
There is a special contact line between the main control room and the line management and transmitter room. 5.3.11 Total power consumption
The total power is not more than 12k,
5.3.12 Reliability
The mean time between failures (MTBF) is shown in Table 4. 5.3.13 Maintenance
Except for mechanical failures, the mean time to repair (M1R) is not more than 3ill. 5.4 Main technical performance
5.4.1 Antenna and feeder system
5.4.1.1 Wireless gain: not less than 38B
5.4.1.2 Antenna charge, see Table 4
5.4.1.3 Power supply: not more than -25dB:
SJ/T 10191—91
54.1.4 Standing wave ratio of wireless feeder system: not more than 1.4;5.4.1.5 Wave receiving performance requirements:
The waveguide system should be well connected, and there should be no obvious energy at the flange. 5.4.2 Transmitting system
5.4.2.1 Working frequency: 540050MHz: 5.4.2.2 Pulse power, see Table 4,
5.1.2.3 Pulse width 2+.2ug;
5.4.2.4 Pulse playback frequency: 2n2Hz4
5.4.2.5 Transmitting pulse spectrum
Calculated based on the maximum 0.4 amplitude level, the amplitude change ratio of the main and auxiliary bands of the 2MHz spectrum should not be less than 4 when working at 2 calls.
5.4.2.6 Average power of transmitted impulse
When the combustion control tube current is set to a fixed value, the average power of the transmitted impulse measured at the output waveguide of the transmitter shall not be less than 100 W. 5.4.3 Receiving system
5.4.3.1 Receiver sensitivity see Table 4
5.4.3.2 The input loss of the FIN attenuator shall not be greater than 7dB, and the maximum difference in the measurement for one measurement shall not be greater than 0.5dB. 5.4.3.3 Range correction range and accuracy
The range correction range is divided into 5~50s~1003-20mkm, and the accuracy of the horizontal correction shall be greater than 11.5dB. 5.4.3.4 Graded attenuation
n The graded attenuation level is divided into 12 levels, and the interval is B degree, \ attenuation is not large when the level is below 0, \ attenuation is not large when the level is above 30.
5.4.3.5 Dynamic range of receiving radiation: greater than or equal to 6%, hunting degree = 1135.4.3.6 Short-range suppression
a, the range of the control is 2~40km;
b. The suppression capability is greater than 4dB
≤.4. 4 Display system
5.4.4.1 Basic requirements of display
2: Each scanning line should not be uneven, and the scanning line should be full of unevenness. Each scanning line should be able to scan to the edge of the screen: h The starting point of the scanning line should be located at the center of the fluorescent screen and its deviation should not be too large. \ When the scanning line starting point is located at the position between the starting point and the fluorescent screen:
Each display device should correspond to the range of the indicator, c.| |tt||, the distance between the two running marks of each gear should be basically consistent, and the last extended mark of each gear should be basically consistent, and the deviation should not exceed 2mm:
e. The height adjustment of each gear is 20km, the height mark is 1km and 5km, and the 1km height mark starts at 1km. When scanning the height, the height mark line and the distance mark should basically change without abnormality or deviation, and the display
A/R industry
5.4.4.2 Variable mark range and accuracy
SJ/T 10191 · 91
Range and corresponding mark
Variable range mark range: 0~399km (continuously adjustable) b.
Variable angle mark accuracy:
Short distance 0~50km should not be greater than 1km: when the distance is greater than 5%m, it should not be greater than 2% of the range height 5.4.4.3 Intersection deviation
Under the required conditions, when the antenna is at the specified elevation angle, the corresponding intersection point should not exceed the value specified in Table 6. Table 5 Intersection deviation
Business prohibition
Heaven is yours||tt ||14°29
14°2m
Convergence point
Intersection point coincidence deviation
5.4.1.4 Data collection
SJ/10191—91
． The photographic system should be accurate and reliable. The photographs of the HUD, national image, various signs, text and digital signs (year, month, day, hour, minute, distance, distance, display mode, station name, memo board, etc.) should be clear. The images and various signs captured on the drawing board should be basically consistent with the actual position displayed on the screen. 5.4 .5 Antenna control system
5.4.5.1 There are two control modes: manual and automatic. 5.4.5.2 Antenna scanning speed error. When scanning in a circle, the speed error should be less than 5%. When scanning at an elevation angle, the time difference between the up scan and the down scan should not be greater than 1.29.
5.4.5-3 Antenna control system
The azimuth control system within the range of 0~360° is 4. The elevation control system within the range of 0*-90° is shown in Table 4. 5.4.5.4 Antenna elevation range is shown in Table 5.3. 5.4.5.5 Dynamic Dynamic characteristics
0. When the line service system is in manual control mode, the number of load swings should not exceed 3 times, and the overshoot should not exceed 30; when the step input is 170, the time should not exceed 149h. When the antenna service system is in manual mode, the dynamic transmission time from 0° to 0° and from H° to 0° should not exceed 25s.
5.4.6 Visual integral stratification
5.4.61 Lease stratification area: 10-~200km, 5.4.62 The housing style is seven layers, and it is displayed in three colors: dead, white, and natural. 5.4.7 Voltage stabilization and power distribution
5.4.7.1 The power supply mode is three-phase four-phase system. 381V, S0H. 5.4.7.2 Steady output
When the input voltage changes by 10%, the output voltage is 20V3%. 5.4.8 Color display terminal
5. 4. 8-1 External terminal
1 For the use of microcomputer, with two floppy disk drives and a disk drive, a system monitor and a line printer:
b, color image display, the resolution is 1021×1021. The total screen size is 51cm, image transmission equipment, including line interface, modem + transmission line and remote processing terminal, 5.4.8.2 Micro data processing and display converter: a. Pr
Distance range, 128, 256km
Azimuth resolution, 0.7
Distance rate, 1km
Intensity concentration; 7.
b, RHI
Return distance: 138.256km
Altitude range: 12, 24m
Angular resolution: 0.176°
Distance resolution: 1kin.
CAPPI isotropic plane position display》
Remote range, 123.256km;
Altitude selection: 1~~20km, 1km
Resolution: same as PPI.
SJ/T10191-9t
d.ETPPI (echo pre-altitude plane position display) Distance range: 128, 25Glm
High magic selection, 1~15km, 2km
High-degree layer 18 layers!
Resolution: same as ITI.
EMRPPI (Electronic Moving Path Plane Position Indicator) displays 4 PPI images of 256km image at different times at the same time. The cursor is manually moved to coincide with the center of the path to the target. The computer then automatically marks the path of the target and calculates the moving speed. [, Additional functions of the screen
Image scalability: 1~16 times:
Image movement; up, down,, right
important surface mark, azimuth mark, distance mark, map, manual entry symbol; ground stimulus mark, use special color to draw the echo of ground object on PPI image, active cursor: use the disk to control the cursor to move fast or slow, and display the cursor position (azimuth, distance, etc.), auxiliary data, scale color, etc., surface information, station name, date, time, azimuth and elevation data, etc., image transmission, two-way communication and transmission can be carried out between the program display terminal and the remote terminal: the echo data is sent to the remote terminal through the interface and modem after being compressed. After processing, the phenomenon on the local color monitor is reproduced on the remote color monitor. The data transmission speed can be 600 baud. The auxiliary software is determined according to the input quality and use requirements. t||Calibration, effective collection, effective data storage. System interface user inspection must be other auxiliary end teaching materials 6 Test methods
6.1 Basic requirements inspection
61.1 Complete set inspection
Check whether the random culture is consistent with the requirements in the complete set of application documents list, and check whether the group feeling of the residual is consistent with the requirements of Table 1 and Table 3 of this technical standard. Check whether the accompanying equipment items and quantities are consistent with the random data list. 61. Purchased parts, external parts, materials and matching equipment inspection products and related documents are compared. 6.1.3 Appearance or quantity inspection
Use the appearance method or on-site operation method to check changes against the design drawings. 6.1.4 Interchangeability inspection
Pick out any component or reverse part from the Shunei parts and replace it with the corresponding component or whole part in the supplier. After replacement, it should meet 5.1.4 Strong requirements.
6.1.5 Safety protection inspection
6.1.5.1 Safety inspection method
SJ/T10191-91
Use the appearance method or power-on operation to inspect, and it should meet the requirements of Article 5.1.5.1. 6-1.5.2 Mechanical safety inspection method
Connect the radar power supply, set the "working mode" switch to the "high display manual control" position, turn the azimuth and elevation wheels to make the maximum line angle at any angle within 2°~+90\, and then cut off the power supply. At this time, the wireless elevation angle should be obtained. When the antenna safety switch is cut off, turn on the radar power supply, set the "working mode" switch to the "flat display manual control" or "commercial display manual control" position, turn the azimuth and elevation wheels, and the antenna should not move at this time. 6.1.5.3 Microwave radiation safety inspection method The microwave radiation safety inspection method shall comply with the provisions of GB7. 6.1.5.4 Noise safety peak test method
After the equipment control is measured, the noise is measured at the normal working position of the operator, 1.2~1.5m from the floor. The method is carried out in accordance with the provisions of national standard GB1496, and the measured value shall comply with the requirements of Article 5.1.5.4. 6-1.5.5 Insulation resistance inspection method
Use 5UUV megohmmeter to measure, and its value shall comply with the requirements of Article 5.1.5.5. 6.1.6 Radar ground resistance inspection method
Use ground resistance tester to measure. Its value shall comply with the requirements of Article 5.1.6.3. 6.1.7 Sensitivity grading inspection method
After the seedlings have passed the acceptance inspection, they shall be graded according to the provisions of Table 4. 6.2 Environmental test method
6-2-1 Through the environmental condition test in Article 5.2.2, it is confirmed whether the radar meets the requirements of Articles 5.2.1.1 and 5.3.1.2, and whether it meets the requirements of Article 5.2.1.5 through on-site special inspection. 6.2.2 Input power supply voltage change test method Use three-phase weak current to adjust the 0V, 50Hz input voltage to a new value, then turn on the power supply, and after the radar is working properly, adjust the input power supply voltage to the new value of ± %, and keep the voltage at the same time for 3 hours to verify normal operation. Maintain for 5s respectively, and no irreversible fault should occur; c. Increase the input power (powered by an oil generator) to the rated value, and when the power is adjusted away from the rated value by ±2% - maintain for 5min respectively, the antenna should be able to work normally.
6.2-3 Non-installed direct water test method
Before the test, tighten all the inspection signs of the antenna or some other equipment, and then turn the antenna, and fill the antenna with water at a distance of 5T1l from the line installation with a water pipe with a diameter of 25mm and a water outlet of about 202.65kPa. After the test for 5min, if there is water inside the antenna device, the test is considered to be successful. E.2.4 Test method for humidity test
Under normal weather conditions, use a 50CV megohmmeter to measure the single-phase resistance between the power input auxiliary line of the extension and the extension housing. The value should meet the requirements of 5.1.5.5: Place each extension in a humidity test room and keep the room temperature at 2515°C and the humidity at 90=2%. After 48 hours of testing, take each extension out of the humidity test room and test the insulation resistance according to the method before the test. The value should not be less than c.sMa.
Under normal weather conditions, dry the entire unit for 12 hours (during this period, the door of the extension can be opened and all parts can be taken out or disconnected from the extension). Replace the electrical box for 2 hours. The inspection should meet the requirements of 5.4.2.1.2.4.2.5, 5.4.3.1, and 5.4.4.1.2-3 Non-installed direct water test method
Before the test, tighten all the antennas or installation tools, then turn the antenna, and use a 25mm diameter water pipe with a water outlet of about 202.65kPa to fill the antenna with water at a distance of 5T1l from the line. After 5 minutes of testing, if there is water inside the antenna device, the test is considered to be successful. E.2.4 Humidity test method
Under normal weather conditions, use a 50CV megohmmeter to measure the single-phase resistance between the extension power input auxiliary line and the extension housing. The value should meet the requirements of 5.1.5.5: Place each extension in a humid test room and keep the indoor temperature at 2515°C and the humidity at 90=2%. After 48h of testing, take each extension out of the humid test room and test the insulation resistance according to the method before the test. The value should not be less than c.sMa.
Under the climatic conditions, the whole is dried for 12 hours (during this period, the door of the extension can be opened, and all parts can be reported or closed from the extension), and the replacement of the seedlings is also 2 hours. The inspection and verification should meet the requirements of 5.4.2.1.2.4.2.5, 5.4.3.1, 5.4.4.1.2-3 Non-installed direct water test method
Before the test, tighten all the antennas or installation tools, then turn the antenna, and use a 25mm diameter water pipe with a water outlet of about 202.65kPa to fill the antenna with water at a distance of 5T1l from the line. After 5 minutes of testing, if there is water inside the antenna device, the test is considered to be successful. E.2.4 Humidity test method
Under normal weather conditions, use a 50CV megohmmeter to measure the single-phase resistance between the extension power input auxiliary line and the extension housing. The value should meet the requirements of 5.1.5.5: Place each extension in a humid test room and keep the indoor temperature at 2515° and the humidity at 90=2%. After 48h of testing, take each extension out of the humid test room and test the insulation resistance according to the method before the test. The value should not be less than c.sMa.
Under the climatic conditions, the whole is dried for 12 hours (during this period, the door of the extension can be opened, and all parts can be reported or closed from the extension), and the replacement of the seedlings is also 2 hours. The inspection and verification should meet the requirements of 5.4.2.1.2.4.2.5, 5.4.3.1, 5.4.4.1.
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