CN201543421U - Full-automatic minisize reaction device - Google Patents
Full-automatic minisize reaction device Download PDFInfo
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- CN201543421U CN201543421U CN 200920225579 CN200920225579U CN201543421U CN 201543421 U CN201543421 U CN 201543421U CN 200920225579 CN200920225579 CN 200920225579 CN 200920225579 U CN200920225579 U CN 200920225579U CN 201543421 U CN201543421 U CN 201543421U
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Abstract
A full-automatic minisize reaction device comprises a mechanical structure system and an instrument control system. The full-automatic minisize reaction device realizes the full-automatic control in the operation process, can automatically control and regulate parameters of temperature, pressure, flow and the like according to preset values, and has high control precision and excellent experiment repeatability.
Description
Technical field
The utility model is a kind of full-automatic miniature reaction device, relates in particular to a kind of laboratory full-automatic miniature reaction device that adopts the control of built-in industrial liquid crystal flat-panel computer.
Background technology
Catalyst has important use in modern chemistry industry, it is the key that many chemical products are produced.The development process of catalyst can be divided into laboratory research, lab scale amplifies and three processes of industrial experiment, and wherein the prescription screening of catalyst is mainly carried out in laboratory research, is the basis of catalyst development.To the catalyst screening of filling a prescription, simulation real reaction condition, the many character that comprises catalyst reaction activity, life-span and dynamics is studied, all need be carried out on micro-reaction equipment (be called for short little anti-), and product is analyzed in the laboratory.
Utilize little anti-research, need littlely instead can provide stable reaction condition, and can in time obtain accurate, detailed experiments data.CN88205028.1 discloses a kind of micro-processor controlled micro-reaction equipment of using, this device is regulated flow by controlling automatic high temperature reset valve, realizes the control to " temperature runaway " in the course of reaction (temperature of beds is because exothermic heat of reaction rising significantly suddenly).CN101275930A discloses a kind of miniature reactor-gas-chromatography combinatorial analysis evaluating system, and this system is made up of reactor and gas-chromatography, and gas-chromatography need have packed column injection port and split sampling mouth.Microreactor inserts between two injection ports of gas-chromatography, thereby has made full use of the auto injection function of gas-chromatography, is implemented in line analysis.
Progress along with chromatographic technique, gas-chromatography can be implemented in the time of setting and has carried out the analysis of valve auto injection, but existing micro-reaction equipment also needs the corresponding reaction condition of the continuous hand-kept of researcher in use, monitor and adjust response parameter, increased researcher's labour intensity greatly; And it is very difficult wanting accurately and timely to note response parameter in long period of experiments, has influence on the accuracy of experimental result.
Summary of the invention
The utility model purpose provides a kind of full-automatic miniature reaction device, can preestablish reaction condition and control little anti-operation automatically by industrial panel computer, and each response parameter of real time record realizes inquiry, printing and the output of historical experimental data.Link to each other with chromatogram, can under no artificial intervention condition, realize monitoring, the record of little anti-response parameter, the automatic adjustment of little anti-reactiveness and the on-line analysis of micro-inverse product with valve auto injection function.
For realizing above-mentioned target, the technical scheme of employing is:
A kind of full-automatic miniature reaction device, it comprises micro-reaction equipment mechanical structure system and blind controller system.Described mechanical structure system comprises filter, pressure-reducing valve, counterbalance valve, mass flow controller, Pressure gauge, check valve, vaporizer heating furnace, mixes vaporizer, reactor heating furnace, reactor, condenser, gas-liquid separator, incubator, five-way ball valve and reset valve; Described blind controller system comprises host computer and control software, control pressurer system, temperature control system and flow control system.
Described host computer is industrial liquid crystal flat-panel computer, and control software is configuration software; Described control pressurer system comprises pressure sensor, valve actuator; Described temperature control system comprises thermocouple, temperature controller; Described flow control system comprises Flow Measurement Display Meter and high pressure constant-flux pump.
On industrial liquid crystal flat-panel computer, set reaction needed pressure, temperature and flow, signal is passed to temperature controller, valve actuator, Flow Measurement Display Meter and high pressure constant-flux pump by configuration software.Controlling heating furnace, incubator and heating tape after the temperature controller received signal heats up; Pressure-reducing valve driver received signal rear drive pressure-reducing valve is regulated the decompression downstream pressure, makes the mass flow controller front and back keep certain pressure reduction, and fluid flows to little anti-system through mass flow controller; System pressure before the system's afterbody counterbalance valve driver received signal rear drive counterbalance valve, venting valve; The control fluid enters system according to the flow that sets after flow quantity control instrument and the high pressure constant-flux pump received signal; Automatically write down temperature, pressure and flow value by configuration software; The component of required analysis enters chromatographic system analysis by pipeline, five-way ball valve and high pressure reset valve.
The beneficial effects of the utility model are:
1. realized the Automatic Control of micro-reactor running, parameters such as temperature, pressure, flow can be according to the setting value automatic control and adjustment, the control accuracy height, and experimental repeatability is good; Process data is in time gathered storage, and the data integrity of acquisition is accurate.
2. can be in operation and judge the recognition system running status automatically, and temperature fluctuation, pressure oscillation etc. is controlled, improve little anti-system safety in operation.
3. adopt industrial liquid crystal flat-panel computer as host computer, package unit is simple in structure, compact.
Description of drawings
Fig. 1 is the micro-reactor schematic flow sheet
Fig. 2 is the control flow block diagram
In the accompanying drawing, 1. host computer, 2. purification pipe A, 3. pressure-reducing valve A, 4. pressure-reducing valve driver A, 5. Pressure gauge A, 6. pressure sensor A, 7. stop valve A, 8. Flow Measurement Display Meter A, 9. mass flow controller A, 10. stop valve B, 11. check valve A, 12. purification pipe B, 13. pressure-reducing valve B, 14. pressure-reducing valve driver B, 15. Pressure gauge B, 16. pressure sensor B, 17. shutoff valve C, 18. Flow Measurement Display Meter B, 19. mass flow controller B, 20. stop valve D, 21. check valve B, 22. high pressure constant-flux pumps, 23. mix vaporizer, 24. thermocouple A, 25. mix vaporizer heating furnace, 26. temperature controller A, 27. reactor, 28. thermocouple B, 29. reactor heating furnaces, 30. program temperature controllers, 31. thermocouple C, 32. temperature controller B, 33. filter A, 34. condensers, 35. vapour liquid separator, 36. stop valve E, 37. filter B, 38. Pressure gauge C, 39. pressure sensor C, 40. the counterbalance valve driver, 41. counterbalance valves, 42. five-way ball valves, 43. high pressure reset valve, 44. heating tape, 45. temperature controller C, 46. thermocouple C, 47. heater incubator, 48. gas-chromatographies.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is described further.
The micro-reactor flow process as shown in Figure 1, set at host computer 1 enterprising trip temperature, pressure and flow parameter, pressure-reducing valve driver A4 control pressure-reducing valve A3 opens, force value is detected and is passed to that host computer 1 shows, record behind the pressure-reducing valve by pressure sensor A6, host computer 1 is pressure-reducing valve pressure set points and detected value relatively, when the difference of the two reached the little value that presets, the pressure-reducing valve driver stopped action; Flow Measurement Display Meter A8 receives the control signal that host computer 1 transmits, and the reaction gas flow speed of mass flow controller A9 is flow through in control, and actual flow is uploaded to host computer demonstration, record by Flow Measurement Display Meter; Reacting gas is through purification pipe A2, pressure-reducing valve A3, mass flow controller A9, with liquid from high pressure constant-flux pump 22, gasification in mixing vaporizer 23, mixing, preheating, enter reactor 27, flow through after filter A33, condenser 34, vapour liquid separator 35, the filter B 37, enter counterbalance valve 41, emptying; Gas-liquid separator 35 isolated liquid are emitted through stop valve E36; Pressure gauge C38, system pressure sensor C39, the aperture that host computer 1 control counterbalance valve driver 40 is regulated counterbalance valve, system pressure before the venting valve, the system pressure sensor passes to the system pressure value that measures that host computer 1 shows, record, host computer 1 comparison system pressure set points and detected value, when the difference of the two was less than or equal to the little value that presets, the counterbalance valve driver stopped action.
Purification pipe B12, pressure-reducing valve B13, pressure-reducing valve driver B14, Pressure gauge B15, pressure sensor B16, shutoff valve C 17, Flow Measurement Display Meter B18, mass flow controller B19, stop valve D20 and check valve B21 form another reaction gas flow paths or are inert gas cleaning gas circuit.
Thermocouple A24, mix vaporizer heating furnace 25, temperature controller A26, host computer 1 transmits signal and gives temperature controller, heat up by the temperature that sets by temperature controller control heating furnace, thermocouple measurement mixing vaporizer outside wall temperature also is uploaded to temperature value by temperature controller that host computer 1 shows, record; Thermocouple B28, reactor heating furnace 29, program temperature controller 30, set in host computer 1 enterprising line program intensification, the program that configures is passed to the program temperature controller, the temperature programming of control reactor heating furnace, thermocouple measurement reactor outside wall temperature also is uploaded to temperature value by the program temperature controller that host computer 1 shows, record; Thermocouple C31, temperature controller B32, thermocouple location are reactor center loading catalyst place, and the thermocouple measurement reaction bed temperature also is uploaded to temperature value by temperature controller that host computer 1 shows, record; Heating tape 44, temperature controller C45, thermocouple C46, heater incubator 47, heating tape and heater incubator are controlled by temperature controller C45 simultaneously, set the heater incubator temperature in host computer 1, signal is passed to temperature controller control heater incubator and heating tape is heated to design temperature, thermocouple measurement heat tracing the temperature inside the box also is uploaded to temperature value by temperature controller that host computer 1 shows, record.
Gas-chromatography 48 with valve auto injection function, five-way ball valve 42, high pressure reset valve 43 and respective line composition analysis pipeline.The utility model can be to mixing behind gas componant behind the vaporizer, the reactor without the full constituent gas componant of condensation and reactor after the gas componant after the condensation, vapor-liquid separation is carried out on-line analysis, carry out gas circuit according to the experiment demand by the five-way ball valve and switch; The component of need analyzing enters gas-chromatography 48 through five-way ball valve 42 and high pressure reset valve 43 and analyzes; On the pipeline that connects incubator and the outlet of mixing vaporizer, incubator and reactor outlet, be tied with the heating tape insulation, on the pipeline that connects incubator and gas-chromatography valve injection mouth, be tied with the heating tape insulation.
Control flow is as shown in Figure 2: start-up control software on industrial liquid crystal flat-panel computer, carry out the parameter setting, set the needed temperature of experiment, pressure, flow parameter, wherein reactor furnace temp, pressure, gas or fluid flow can be set at change of program in time; Device drives the relevant device operation according to the condition that sets, and host computer writes down the related experiment data automatically; In running, adjust pressure, temperature, flow value automatically, finish, reduce pressure, temperature, close mass flow controller, the halt system flow to normal pressure, normal temperature until experiment according to setting value; Surpass the setting value certain limit as occurrence temperature, pressure fast rise in stable operation, be judged as fault, the experiment end signal that also preset execution this moment reduces pressure, temperature to normal pressure, normal temperature, closes mass flow controller, the halt system flow.
Claims (3)
1. full-automatic miniature reaction device, it is characterized in that being made up of mechanical structure system and blind controller system, mechanical structure system is made up of filter, pressure-reducing valve, counterbalance valve, mass flow controller, Pressure gauge, check valve, vaporizer heating furnace, mixing vaporizer, reactor heating furnace, reactor, condenser, gas-liquid separator, incubator, five-way ball valve, reset valve and pipeline; Blind controller system is made up of host computer, configuration software, pressure sensor, valve actuator, thermocouple, temperature controller, Flow Measurement Display Meter and high pressure constant-flux pump.
2. according to claim 1 described blind controller system, it is characterized in that described host computer is industrial liquid crystal flat-panel computer.
3. according to claim 1 described full-automatic miniature reaction device, it is characterized in that described pipeline is made up of five-way ball valve, high pressure reset valve and respective line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920225579 CN201543421U (en) | 2009-08-26 | 2009-08-26 | Full-automatic minisize reaction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920225579 CN201543421U (en) | 2009-08-26 | 2009-08-26 | Full-automatic minisize reaction device |
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| Publication Number | Publication Date |
|---|---|
| CN201543421U true CN201543421U (en) | 2010-08-11 |
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| CN 200920225579 Expired - Fee Related CN201543421U (en) | 2009-08-26 | 2009-08-26 | Full-automatic minisize reaction device |
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| CN (1) | CN201543421U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220276210A1 (en) * | 2016-12-29 | 2022-09-01 | Thermo Finnigan Llc | Simplified source control interface |
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2009
- 2009-08-26 CN CN 200920225579 patent/CN201543421U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220276210A1 (en) * | 2016-12-29 | 2022-09-01 | Thermo Finnigan Llc | Simplified source control interface |
| US11802856B2 (en) * | 2016-12-29 | 2023-10-31 | Thermo Finnigan Llc | Simplified source control interface |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100811 Termination date: 20110826 |