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Design features of high and low temperature integrated machine for chemical reactor
Time of Update: 2022-05-03
The Wuxi Guanya Chemical Reactor High and Low Temperature Integrated Machine uses existing thermal energy (such as steam, cooling water and ultra-low temperature liquids - the "primary system") infrastructure to integrate into a single-fluid system or secondary loop used to control the temperature of the process equipment The unit has its own advantages in system design, and the temperature of the entire reaction process is controlled by calculation .
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Briefly describe the precautions in the process of melting and sealing ampoules
Time of Update: 2022-05-03
The following points should be paid attention to during the use of the ampoule bottle drawing and sealing machine: 1.
How to use the ampoule bottle drawing and sealing machine: 1.
4. Slowly open the gas needle valve until the lamp cap is lit.
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Reactor cooling and heating circulator control mode
Time of Update: 2022-05-03
The main function of Wuxi Guanya reactor refrigeration heating circulator is to control the temperature of the reactor, improve heat transfer efficiency, meet the strict requirements of high process standards, closed-cycle heating, small heat loss, wide range of use, then everyone How much do you know about its control methods?
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Common maintenance methods for submersible flow boosters
Time of Update: 2022-05-03
During operation, the impeller of the submersible flow propeller rotates at a high speed driven by the submersible motor, and pushes the mud-water mixture into the ejector to form a jet, which generates a negative pressure area around the jet, and sucks the air into the jet through the suction pipe.
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Technical characteristics of standard COD digesters
Time of Update: 2022-05-03
The COD digester also adopts the glass burr reflux tube instead of The spherical return pipe, and the air cooling technology replaces the tap water cooling method, which can not only save water but also standardize the instrument, and at the same time improve the usability of the instrument .
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What are the precautions for the use of floor centrifuges?
Time of Update: 2022-05-03
3. It is forbidden to operate beyond the high speed set by the rotor, otherwise it is prone to vicious accidents .
4. If there are cracks in the rotor body or the hanging cup, it is forbidden to use it, otherwise there will be a burst safety accident .
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What are the components of the automatic labeling machine
Time of Update: 2022-05-03
5. Rewinding wheel: It is a driving wheel with a friction transmission device, which is used to rewind the base paper with labels .
The rotation of the conveying wheel and the conveying paper of the driving wheel do not interfere with each other, and the synchronous transmission is adjusted by the friction device .
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Introduction to the application of gas generators in gas chromatography
Time of Update: 2022-05-03
Because the chromatograph uses high-purity nitrogen or high-purity hydrogen as the carrier gas, in order to deal with the above problems, we have summarized some experiences from three aspects of the safety and reliability of the hydrogen generator, nitrogen generator and compressor for your reference .
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The role of handheld dust particle counters in the medical industry
Time of Update: 2022-05-03
Handheld dust particle counters are used in the medical industry in highly sensitive health care facility environments where both contagious and highly susceptible patients are being treated, so reducing the potential for infection and disease transmission is critical .
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An article to understand the structure and working principle of bag filter
Time of Update: 2022-05-03
The filtrate flows into the filter bag from the side inlet pipe of the filter shell.
The machine is very convenient to replace the filter bag, and there is basically no material consumption for filtration .
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Knowledge of precautions for the use of heating and cooling integrated machine
Time of Update: 2022-05-03
4. Press the (SET/SET) key again, the flashing number moves one digit to the right, and also use the up and down keys to change the flashing number until the desired value to complete the temperature setting .
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Small knowledge of using fluid refrigeration heating circulator
Time of Update: 2022-05-03
5. When the compressor of the explosion-proof fluid refrigeration heating circulator is faulty, the power supply should be checked first.
If In the event of a power failure during use, the switch of the explosion-proof fluid refrigeration and heating circulator should be closed first, and then the power supply should be disconnected; Direct heat conduction .
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Check the operation steps before the operation of the four-ring freeze-drying vacuum freeze-drying machine
Time of Update: 2022-05-03
Check whether the oil level of the vacuum pump and the quality of the pump oil are normal 4.
Check whether the oil level of the hydraulic pump and the quality of the pump oil are normal and whether the vacuum degree value is normal .
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How to use the centrifuge safely
Time of Update: 2022-05-03
Otherwise, the rupture of the test tube during use will cause the rotor to lose its balance during rotation, which may lead to vicious accidents such as broken shafts .
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How does the pressure regulation of the heating and refrigeration cycle machine work?
Time of Update: 2022-05-03
When the heating and refrigeration cycle integrated machine is in operation, it may be necessary to adjust the pressure, so how to adjust the pressure of the equipment?
A pressure reducing valve is added at the outlet of the heating and cooling cycle integrated machine, so that it can be controlled more accurately.
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What are the requirements of the reverse osmosis membrane of purified water equipment for raw water?
Time of Update: 2022-05-03
The reverse osmosis membrane of purified water equipment must meet these requirements, which can not only ensure the filtration state of reverse osmosis membrane, but also prolong the service life of purified water equipment .
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In this article, what are the performance characteristics of the drop tester?
Time of Update: 2022-05-03
This machine is suitable for the free fall test of small consumer electronic products and components such as mobile phones (mobile phones), walkie-talkies, electronic dictionaries, apartment intercoms, CD/MD/MP3 and other small consumer electronic products .
The machine adopts electric components to adjust the test height, which is fast in positioning and durable in use; 4.
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How does the high and low temperature cooling and heating cycle machine control the temperature change
Time of Update: 2022-05-02
4. After the industrial high and low temperature cycle integrated machine is added with liquid, the reliable position of the indicated liquid level is as indicated by the oil level of the equipment itself .
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What are the operating specifications that need to be familiar with the cooling and heating cycle integrated machine
Time of Update: 2022-05-02
1. Try to avoid restarting the cooling and heating cycle integrated machine within five minutes after it stops, so as not to increase the mechanical load of the refrigeration system compressor and affect the service life of the unit .
4. Personnel should operate the integrated cooling and heating cycle machine to avoid unnecessary damage due to irregular operation .
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Three methods for calibration of biological microscopes
Time of Update: 2022-05-02
Adjust the focusing handwheel of the biological microscope to zero the reading of the indicator .
The average value of the measurements at the start, middle and end positions is used as the calibration result .
