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SY 534989, Petroleum Industry Standard of the Ministry of Energy of the People's Republic of China
Technical Conditions for Roller Ovens
This standard was originally the Petroleum Industry Standard of the Ministry of Energy of the People's Republic of China, with the standard number SY5349-89. It was reviewed and confirmed to be still valid in 1998. The nature of the standard is recommended, so this is hereby stated.
Published on March 31, 1989
Implementation in 1989-1001
1 Subject Content and Scope of Application
Technical Conditions for Roller Ovens, Petroleum Industry Standard of the Ministry of Energy of the People's Republic of China
SY 534989
This standard specifies the technical requirements, test methods, inspection rules, marking, packaging, transportation and storage technical conditions of roller drying ovens.
This standard applies to the design, manufacture and acceptance of roller drying ovens. 2 Reference standards
GB998 Basic test methods for low-voltage electrical appliances
GB4706.1 General requirements for safety of household and similar electrical appliances GB6388 Shipping and receiving marks for transport packaging
GB191 Pictorial signs for transport and storage
ZBY002 Basic environmental conditions and test methods for transportation and storage of instruments and meters ZBY003 Technical conditions for instrument and meter packaging (trial) JB8 Product labelsbZxz.net
3 Technical requirements
3.1 Normal working conditions of instruments
Ambient temperature: ~5~50℃;
b. Relative humidity: not more than 90%;
c. Atmospheric pressure: 86~108kPa;
d, the environment has no corrosive media and strong vibration source;e. Working voltage: AC 200~240V, frequency 50±1Hz.3.2 Instrument performance
3.2.1 Heating furnace
． Heating temperature control range: 65~250℃:
b. Constant temperature accuracy: ±s℃;
c. Heating time to reach 250℃ under full load T. working conditions: no less than 3hd. Indicate the rated power.
a: Diameter: 76mm;
b. Speed: 50± 1r / min.
3.3 Appearance
The body shell should be flat and beautiful, without obvious defects such as knocking and scratching, and there should be no peeling and deformation after heating and use. 3.4 Mechanical impurity peeling inspection
After heating and use, the inner cavity of the heating furnace shall not be rusted; there shall be no mechanical impurity peeling. Approved by the Ministry of Energy of the People's Republic of China on March 31, 1989 and implemented on October 1, 1989
3.5 Transmission device
SY 534989
After running at high temperature and running in the heating and cooling cycle, it should still be able to operate normally when restarted again, with a stable speed. 3.6 Continuous operation time
The instrument shall not be less than 48h within the rated temperature and speed working range. -3.7 The noise of the whole machine
Not more than 80dBA at a radius of 1m): 3.8 Insulation resistance
The insulation resistance between the power input terminal of the instrument and the shell shall not be less than 2M2. 3.9 Leakage current
The current between the live metal parts and the shell shall not be more than 0.5mA. 3.10 Insulation strength
Apply a basic sinusoidal voltage of 1250V and 50Hz between the live metal parts and the shell. There should be no breakdown phenomenon for 1min.
.3.11 Thermometer
Temperature: 0～300℃, the grid value is 1℃. 3.12 Anti-transport environment performance
The instrument should meet the relevant requirements of ZBY002 under the conditions of transportation packaging. Among them, 55℃ is used for commercial temperature test; -40℃ is used for low temperature test. The free fall distance is 250mm. 4'Test method
4.1 Temperature control
The instrument is connected to the power supply, the heater switch is turned on, and the temperature is increased. The temperature control temperature should be automatically controlled within the range of 65250℃. Visually inspect the thermometer and observe its constant temperature accuracy. The heating time when the temperature reaches 250℃ should meet the requirements of Article 3.2.1. 4.2 Roller
a Diameter: Check with a length measuring instrument with an accuracy of 0.02mm. It should comply with 3.2.2 item a; b. Speed: Turn on the power, turn on the speed switch, and use a tachometer to measure the roller speed after 10 minutes. It should comply with 3.2.2 item b.
4.3 Appearance
Visual inspection should comply with 3.3.
4.4 Mechanical impurity peeling inspection
The instrument is heated to a maximum temperature of 250℃. After the rolling test, it is cooled to room temperature and visual inspection should comply with 3.4. 4.5 Transmission device operation test
After running at high temperature and running in the heating and cooling cycle, it is turned on again and checked by sensory experience. It should comply with 3.5. 4.6 Continuous operation test
Start the machine and heat it up, and run it continuously for 48 hours in the range of 65～250℃. It should comply with 3.6. 4.7 Whole machine noise
After the machine is turned on and heated up, the noise measured by a sound level meter at any point with a radius of 1m shall comply with Article 3.7. 4.8 Insulation resistance
Tested in accordance with the relevant provisions of GB998: shall comply with Article 3.8. 4.9 Leakage current
Tested in accordance with the relevant provisions of GB 4706.1, shall comply with Article 3.9. 4.10 Dielectric strength
Tested in accordance with the relevant provisions of GB4706.1, shall comply with Article 3.10. 2
4.11 Thermometer
SY 534989
Visually inspect the capillary tube to ensure that it is intact, mercury has no broken wire, and the grid value is correct, and check the factory certificate to ensure that it complies with Article 3.11. 4.12 Anti-transportation environment performance test
Performed in accordance with the requirements of Article 3.12 and the relevant provisions of the test method of ZBY002. 5 Inspection rules
5.1 Inspection classification
5.1.1 Factory inspection
a. Each instrument must be inspected and qualified by the quality inspection department of the manufacturer before it can be shipped, and a product certificate should be attached;, b. For the items and methods of factory inspection, see Table 1Table 1
Technical requirementsTerms
5.1.2 Type test
Item name
Heating furnace
Roller speed
Insulation resistance
Thermometer
The instrument shall be carried out in accordance with the requirements of Articles 3.2 to 3.12 and the test methods of Articles 4.1 to 4.12. The type inspection shall be carried out in the following circumstances:
a: New product trial production or old product transfer factory finalization appraisal: b. After formal production, there are major changes in structure, materials and process; heart. The product is discontinued for three years and resumed production; d. The results of the factory inspection are significantly different from those of the most recent type inspection; e. The national quality supervision agency has put forward the requirements for type inspection. 5.2 Judgment rules
Test method clause
Each instrument is inspected one by one according to the factory inspection items before it is shipped. If one of the items fails, it is considered unqualified and can be returned for repair and re-inspection.
The number of sampling for type inspection shall not be less than 3 units. If all the inspection items in the sampled samples are qualified, the type inspection of this batch of products is qualified; if there are unqualified items in the inspection results (the total number of unqualified items shall not exceed 2, and the same item shall not occur in different machines), samples twice the number of the first sampling number may be drawn for re-inspection. If all the re-inspection results are qualified, the type inspection of this batch of products is qualified. 6 Marking, packaging, transportation, storage
6.1 Marking
The instrument marking shall indicate the manufacturer's name, product name, model, manufacturing date, and serial number in accordance with the provisions of JB8, and the transportation packaging and storage marking shall comply with the relevant provisions of GB6388 and GB 191. 6.2 Packaging
The instrument packaging shall be packaged in accordance with the relevant provisions of BY003 to ensure that the product will not be damaged or the product quality will be reduced due to packaging reasons during normal loading and transportation and storage validity period. The packaging should be accompanied by product certificates, operating instructions, packing lists and random equipment, accessories and lists. 6.3 Transportation
During transportation, the awning should be covered, no rain or water should leak in, and no severe vibration, impact, overturning or rolling should be allowed. *6,4 Storage
The instrument can be stored in a warehouse without corrosive media at -25 to 50°C and relative humidity not more than 90%. Additional remarks:
This standard was proposed and coordinated by the Professional Standardization Committee of Petroleum Exploration and Development Instruments. This standard was drafted by Shanghai Petroleum Instrument Factory. The main drafter of this standard was Zhu Bogou.
This standard continued to be effective after the review in 199, and the review results have been approved by the State Administration of Petroleum and Chemical Industry.
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