CN210560178U - Valine double-effect concentration and crystallization system - Google Patents
Valine double-effect concentration and crystallization system Download PDFInfo
- Publication number
- CN210560178U CN210560178U CN201920878520.0U CN201920878520U CN210560178U CN 210560178 U CN210560178 U CN 210560178U CN 201920878520 U CN201920878520 U CN 201920878520U CN 210560178 U CN210560178 U CN 210560178U
- Authority
- CN
- China
- Prior art keywords
- effect
- pump
- pipeline
- communicated
- crystallizer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The utility model relates to a valine two-effect concentration crystallization system belongs to biotechnology manufacturing field. The system comprises a first-effect heater, a first-effect crystallizer, a second-effect heater, a second-effect crystallizer, a condenser, a feeding pump, a heat exchanger, a first condensate pump, a first condensate water tank, a first-effect circulating pump, a first-effect material passing pump, a second-effect circulating pump, a second-effect material discharging pump, a condensate water pump, a vacuum pump, a drain pump and a condensate water tank; the whole process is completed by vacuumizing, feeding, introducing steam, draining condensed water, supplementing materials, discharging and cleaning. The utility model discloses effectively combine concentrated system and crystal system, designed one set of valine two-effect concentration crystal system, use this system to carry out the concentrated crystallization technology of valine, can improve quality index such as crystalline form, particle size distribution, purity of valine crystallization product greatly to the primary crystallization yield of product has been improved.
Description
Technical Field
The utility model relates to a valine two-effect concentration crystallization system belongs to biotechnology manufacturing field.
Background
Valine belongs to one of essential amino acids of human bodies and is also one of three branched chain amino acids, is an important component of living organisms, plays an important role in aspects of substance metabolism regulation and information transmission in living bodies, has a very wide application range, and is widely applied to aspects of nutritional additives, feed additives, seasonings, medicines, pesticides, health care products and the like. At present, the production method of valine is mainly a microbial fermentation method, and a valine product is obtained by processes of fermentation, extraction, concentration, crystallization, centrifugation, drying and the like.
In the valine production process, the concentration and crystallization processes are key to control the product quality and yield. Different concentration and crystallization processes and related supporting system equipment directly influence the yield, purity, crystal form, particle size distribution, impurity content and the like of the valine product. In the existing valine production process in China, a concentration process and a crystallization process are generally separated and independently operated, and in the process of process connection, temperature fluctuation, crystallization condition change and the like occur, so that the problems of difficult control of crystal nucleation, small crystal form, uneven particle size distribution, low product yield, unstable quality and the like are caused.
Disclosure of Invention
An object of the utility model is to overcome above-mentioned defect and not enough, provide a valine two-effect concentration crystallization system, effectively combine concentration system and crystallization system, make heat transfer in the system, the steady easy control of mass transfer process through ingenious design, can control the supersaturation degree of valine solution and the speed of valine nucleation crystallization accurately, improved quality index such as crystalline form, particle size distribution, purity of valine crystal product greatly, improved the yield of product.
The technical scheme of the utility model, a valine two-effect concentration crystallization system, including one imitate heater, one imitate crystallizer, two imitate heater, two imitate crystallizer, condenser, charge pump, heat exchanger, once condensate water pump, once condensate water pitcher, one imitate circulating pump, one imitate the material pump, two imitate circulating pump, two imitate the discharge pump, condensate water pump, vacuum pump, scavenging pump, condensate water pitcher;
the first-effect heater, the first-effect crystallizer and the first-effect circulating pump form a circulating passage through a pipeline, and the second-effect heater, the second-effect crystallizer and the second-effect circulating pump form a circulating passage through a pipeline; the double-effect crystallizer and the double-effect discharge pump form a circulation passage;
the feeding pump is communicated with the heat exchanger through a pipeline, and the heat exchanger is communicated with a feeding hole pipeline of the primary heater; the heat exchanger is also communicated with a primary condensate pump, the primary condensate pump is communicated with an outlet pipeline of a primary condensate water tank, and an inlet pipeline of the primary condensate water tank is communicated with a condensate water outlet pipeline of the primary heater;
the inlet pipeline of the first-effect overfeeding pump is communicated with the outlet pipeline of the first-effect circulating pump, and the outlet pipeline of the first-effect overfeeding pump is communicated with the feed inlet of the second-effect heater;
the condensed water outlets of the two-effect heater and the condenser are communicated with a condensed water tank through pipelines, the outlet of the condensed water tank is communicated with a condensed water pump through a pipeline, and the outlet of the condensed water pump is communicated with a condensed water pipeline;
the first-effect heater and the second-effect heater are respectively provided with two vacuum valves which are connected with the condenser through pipelines, and the air outlets at the tops of the second-effect crystallizer and the condensate water tank are communicated with the vacuum pipeline of the condenser through pipelines; the upper part and the lower part of the condenser are respectively provided with a vacuum interface which is communicated with a vacuum pump through a pipeline; the bottom of the condenser is provided with a circulating water inlet and a circulating water outlet which are respectively communicated with a circulating water inlet pipeline and a circulating water return pipeline;
furthermore, outlet pipelines of the first-effect circulating pump and the second-effect circulating pump and the bottom of the second-effect crystallizer are respectively communicated with an inlet of the emptying pump through pipelines.
Furthermore, two interfaces are arranged at 180-degree positions in the middle of the double-effect crystallizer and are connected with a double-effect circulating pump together.
Furthermore, an outlet pipeline of the feed pump is respectively communicated with the water inlet pipeline and the alkaline washing liquid pipeline, and automatic control valves are arranged on the water inlet pipeline and the alkaline washing liquid pipeline for switching.
Furthermore, the outlet pipeline of the two-effect discharge pump is communicated with the crystallization discharge pipeline.
Furthermore, the steam inlet of the first-effect heater is connected with a steam pipeline, and the steam inlet of the second-effect heater is connected with a steam outlet at the top of the first-effect crystallizer through a pipeline.
Furthermore, cleaning equipment is arranged at the upper parts in the first-effect crystallizer and the second-effect crystallizer and is respectively communicated with a washing water pipeline; the outlet pipelines of the first-effect material passing pump and the second-effect material discharging pump are communicated with a flushing water pipeline, the outlet pipelines of the first-effect circulating pump and the second-effect circulating pump and the bottom of the second-effect crystallizer are respectively communicated with the inlet of a drain pump through pipelines, the outlet of the drain pump is communicated with a flushing water return pipeline, and the inlet pipeline of the drain pump is communicated with the flushing water pipeline; each flushing water pipeline is provided with an automatic control valve.
Further, the first-effect crystallizer is a tubular evaporative crystallizer with a lower conical bottom, and the second-effect crystallizer is a DTB evaporative crystallizer.
The utility model has the advantages that: the utility model discloses effectively combine concentrated system and crystal system, designed one set of valine two-effect concentration crystal system, use this system to carry out the concentrated crystallization technology of valine, can improve quality index such as crystalline form, particle size distribution, purity of valine crystallization product greatly to the primary crystallization yield of product has been improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Description of reference numerals: 1. a primary heater; 2. a single-effect crystallizer; 3. a dual-effect heater; 4. a double-effect crystallizer; 5. a condenser; 6. a feed pump; 7. a heat exchanger; 8. a primary condensate pump; 9. a primary condensate tank; 10. a one-effect circulation pump; 11. a material-passing pump; 12. a two-effect circulating pump; 13. a two-effect discharge pump; 14. a condensate pump; 15. a vacuum pump; 16. a purging pump; 17. a condensate tank.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1, a valine double-effect concentration and crystallization system comprises a single-effect heater 1, a single-effect crystallizer 2, a double-effect heater 3, a double-effect crystallizer 4, a condenser 5, a feed pump 6, a heat exchanger 7, a primary condensate water pump 8, a primary condensate water tank 9, a single-effect circulating pump 10, a single-effect material passing pump 11, a double-effect circulating pump 12, a double-effect material discharge pump 13, a condensate water pump 14, a vacuum pump 15, a drain pump 16 and a condensate water tank 17;
the first-effect heater 1, the first-effect crystallizer 2 and the first-effect circulating pump 10 form a circulating passage through a pipeline;
the double-effect heater 3, the double-effect crystallizer 4 and the double-effect circulating pump 12 form a circulating passage through a pipeline, and two interfaces are arranged at 180-degree positions in the middle of the double-effect crystallizer 4 and are connected to the double-effect circulating pump 12 together; the double-effect crystallizer 4 and a double-effect discharge pump 13 form a circulation passage through a pipeline;
the feed pump 6 is communicated with the heat exchanger 7 through a pipeline and then communicated with a feed inlet pipeline of the primary heater 1, an outlet pipeline of the feed pump 6 is respectively communicated with a water inlet pipeline and an alkaline washing liquid pipeline, and automatic control valves are arranged on the pipelines for switching;
an inlet pipeline of the primary condensed water tank 9 is communicated with a condensed water outlet pipeline of the primary heater 1, an outlet pipeline of the primary condensed water tank 9 is communicated with a primary condensed water pump 8, then is communicated with the heat exchanger 7, and is connected to a primary condensed water pipeline after passing through the heat exchanger 7;
an inlet pipeline of the first-effect material passing pump 11 is communicated with an outlet pipeline of the first-effect circulating pump 10, and an outlet pipeline of the first-effect material passing pump 11 is communicated with a feed inlet of the second-effect heater 3;
an outlet pipeline of the secondary effect discharge pump 13 is communicated with a crystallization discharge pipeline;
the steam inlet of the first-effect heater 1 is connected with a steam pipeline, and the steam inlet of the second-effect heater 3 is connected with the steam outlet at the top of the first-effect crystallizer 2 through a pipeline;
condensed water outlets of the two-effect heater 3 and the condenser 5 are communicated with a condensed water tank 17 through pipelines, an outlet of the condensed water tank 17 is communicated with a condensed water pump 14 through a pipeline, and an outlet of the condensed water pump 14 is communicated with a condensed water pipeline;
the first-effect heater 1 and the second-effect heater 3 are respectively provided with two vacuum valves which are connected with the condenser 5 through pipelines, and the steam outlets at the tops of the second-effect crystallizer 4 and the condensed water tank 17 are communicated with the vacuum pipeline of the condenser 5 through pipelines; the upper part and the lower part of the condenser 5 are respectively provided with a vacuum interface which is communicated with a vacuum pump 15 through a pipeline; the bottom of the condenser 5 is provided with a circulating water inlet and a circulating water outlet which are respectively communicated with a circulating water inlet pipeline and a circulating water return pipeline;
cleaning equipment is arranged at the upper parts in the first-effect crystallizer 2 and the second-effect crystallizer 4 and is respectively communicated with a washing water pipeline; outlet pipelines of the first-effect material passing pump 11 and the second-effect material discharging pump 13 are communicated with a washing water pipeline, outlet pipelines of the first-effect circulating pump 10 and the second-effect circulating pump 12 and the bottom of the second-effect crystallizer 4 are respectively communicated with an inlet of a drain pump 16 through pipelines, an outlet of the drain pump 16 is communicated with a washing water return pipeline, and an inlet pipeline of the drain pump 16 is communicated with the washing water pipeline; each flushing water pipeline is provided with an automatic control valve.
The primary-effect crystallizer 2 is a tubular evaporative crystallizer with a lower conical bottom, and the secondary-effect crystallizer 4 is a DTB evaporative crystallizer.
The utility model discloses the working process is as follows: the material is conveyed to a heat exchanger 7 through a feed pump 6, enters a first-effect heater 1 after being preheated, and is circularly evaporated in the first-effect heater 1 and a first-effect crystallizer 2 through a first-effect circulating pump 10; the material is conveyed to the double-effect heater 3 through the first-effect material passing pump 11, and is circularly evaporated in the double-effect heater 3 and the double-effect crystallizer 4 through the double-effect circulating pump 12; when the crystal slurry in the double-effect crystallizer 4 reaches a certain concentration, the double-effect discharge pump 13 is started to carry out internal circulation between the double-effect crystallizer 4, and when the crystal slurry reaches the discharge concentration, the crystal slurry is conveyed to the next procedure from the discharge pipeline.
Raw steam enters the first-effect evaporator 1 through a pipeline to heat and evaporate materials, steam condensate water passing through the first-effect evaporator 1 enters the primary condensate water tank 9, and condensate water in the primary condensate water tank 9 is pumped into the heat exchanger 7 through the primary condensate water pump 8 to preheat cold materials; secondary steam generated by evaporation of materials in the primary-effect crystallizer 2 enters the secondary-effect heater 3 through a pipeline to heat the materials, and steam condensate water generated in the secondary-effect heater 3 enters the condensate water tank 17 and is discharged through the condensate water pump 14; the steam tail gas in the condensate water tank 17 and the double-effect crystallizer 4 enters the condenser 5 through pipelines, is cooled by circulating water to be condensate water, flows back to the condensate water tank 17, and is discharged through the condensate water pump 14.
Claims (7)
1. A valine two-effect concentration crystallization system is characterized in that: the system comprises a first-effect heater (1), a first-effect crystallizer (2), a second-effect heater (3), a second-effect crystallizer (4), a condenser (5), a feeding pump (6), a heat exchanger (7), a primary condensate pump (8), a primary condensate water tank (9), a first-effect circulating pump (10), a first-effect material passing pump (11), a second-effect circulating pump (12), a second-effect discharging pump (13), a condensate water pump (14), a vacuum pump (15), a drain pump (16) and a condensate water tank (17);
the primary-effect heater (1) forms a circulation passage with the primary-effect crystallizer (2) and the primary-effect circulating pump (10) through a pipeline, and the secondary-effect heater (3) forms a circulation passage with the secondary-effect crystallizer (4) and the secondary-effect circulating pump (12) through a pipeline; the double-effect crystallizer (4) and the double-effect discharge pump (13) form a circulation passage;
the feeding pump (6) is communicated with the heat exchanger (7) through a pipeline, and the heat exchanger (7) is communicated with a feeding hole pipeline of the first-effect heater (1); the heat exchanger (7) is also communicated with a primary condensate pump (8), the primary condensate pump (8) is communicated with an outlet pipeline of a primary condensate tank (9), and an inlet pipeline of the primary condensate tank (9) is communicated with a condensate outlet pipeline of the primary heater (1);
an inlet pipeline of the first-effect material passing pump (11) is communicated with an outlet pipeline of the first-effect circulating pump (10), and an outlet pipeline of the first-effect material passing pump (11) is communicated with a feed inlet of the second-effect heater (3);
condensed water outlets of the two-effect heater (3) and the condenser (5) are communicated with a condensed water tank (17) through pipelines, an outlet of the condensed water tank (17) is communicated with a condensed water pump (14) through a pipeline, and an outlet of the condensed water pump (14) is communicated with a condensed water pipeline;
the first-effect heater (1) and the second-effect heater (3) are respectively provided with two vacuum valves which are connected with the condenser (5) through pipelines, and the air outlets at the tops of the second-effect crystallizer (4) and the condensed water tank (17) are communicated with the vacuum pipeline of the condenser (5) through pipelines; the upper part and the lower part of the condenser (5) are respectively provided with a vacuum interface which is communicated with a vacuum pump (15) through a pipeline; the bottom of the condenser (5) is provided with a circulating water inlet and a circulating water outlet which are respectively communicated with a circulating water inlet pipeline and a circulating water return pipeline;
outlet pipelines of the first-effect circulating pump (10) and the second-effect circulating pump (12) and the bottom of the second-effect crystallizer (4) are respectively communicated with an inlet of a drain pump (16) through pipelines.
2. The valine double effect concentration crystallization system according to claim 1, wherein: two interfaces are arranged at 180-degree positions in the middle of the double-effect crystallizer (4) and are connected with a double-effect circulating pump (12) together.
3. The valine double effect concentration crystallization system according to claim 1, wherein: and an outlet pipeline of the feeding pump (6) is respectively communicated with a water inlet pipeline and an alkaline washing liquid pipeline, and automatic control valves are arranged on the water inlet pipeline and the alkaline washing liquid pipeline for switching.
4. The valine double effect concentration crystallization system according to claim 1, wherein: and an outlet pipeline of the two-effect discharging pump (13) is communicated with a crystallization discharging pipeline.
5. The valine double effect concentration crystallization system according to claim 1, wherein: the steam inlet of the first-effect heater (1) is connected with a steam pipeline, and the steam inlet of the second-effect heater (3) is connected with a steam outlet at the top of the first-effect crystallizer (2) through a pipeline.
6. The valine double effect concentration crystallization system according to claim 1, wherein: cleaning equipment is arranged at the upper parts in the first-effect crystallizer (2) and the second-effect crystallizer (4) and is respectively communicated with a flushing water pipeline; outlet pipelines of the first-effect material passing pump (11) and the second-effect material discharging pump (13) are communicated with a washing water pipeline, outlet pipelines of the first-effect circulating pump (10) and the second-effect circulating pump (12) and the bottom of the second-effect crystallizer (4) are respectively communicated with an inlet of a drain pump (16) through pipelines, an outlet of the drain pump (16) is communicated with a washing water return pipeline, and an inlet pipeline of the drain pump (16) is communicated with the washing water pipeline; each flushing water pipeline is provided with an automatic control valve.
7. The valine double effect concentration crystallization system according to claim 1, wherein: the primary-effect crystallizer (2) is a tubular evaporative crystallizer with a lower conical bottom, and the secondary-effect crystallizer (4) is a DTB evaporative crystallizer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920878520.0U CN210560178U (en) | 2019-06-12 | 2019-06-12 | Valine double-effect concentration and crystallization system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920878520.0U CN210560178U (en) | 2019-06-12 | 2019-06-12 | Valine double-effect concentration and crystallization system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210560178U true CN210560178U (en) | 2020-05-19 |
Family
ID=70635713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920878520.0U Active CN210560178U (en) | 2019-06-12 | 2019-06-12 | Valine double-effect concentration and crystallization system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210560178U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110092728A (en) * | 2019-06-12 | 2019-08-06 | 无锡荣丰生物工程有限公司 | The method that valine two imitates condensing crystallizing system and carries out condensing crystallizing using the system |
-
2019
- 2019-06-12 CN CN201920878520.0U patent/CN210560178U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110092728A (en) * | 2019-06-12 | 2019-08-06 | 无锡荣丰生物工程有限公司 | The method that valine two imitates condensing crystallizing system and carries out condensing crystallizing using the system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101445449B (en) | Production method and device for sodium gluconate energy-saving triple effect concentration and crystallization | |
| CN106512457B (en) | Threonine quadruple effect condensing crystallizing lotus root collaboration system and its course of work | |
| CN108159721B (en) | Tryptophan TVR evaporating, concentrating and crystallizing system and method for concentrating and crystallizing by using system | |
| CN104473120B (en) | A kind of production technology of monosodium glutamate | |
| CN102154383B (en) | Method for producing phycite by using corn meal | |
| CN104787823B (en) | Yeast wastewater Zero discharge treatment method | |
| CN104192927A (en) | Phenol-acetone wastewater evaporation desalting pretreatment process | |
| CN108178410B (en) | High-salt organic wastewater treatment equipment | |
| CN101156675A (en) | Glutamic acid abstraction technics combining rotation crystal | |
| CN210560178U (en) | Valine double-effect concentration and crystallization system | |
| CN101157625B (en) | Glutamic acid closed cycle abstraction process combined with crystal transformation | |
| CN101103800A (en) | Green making technology for monosodium glutanmate | |
| CN103373747B (en) | The evaporating concentrating method of yeast wastewater | |
| CN203196371U (en) | Continuous potassium dihydrogen phosphate crystallization device | |
| CN113697884A (en) | Potassium, sodium chloride salt mixture waste water composite MVR evaporation crystallization separation method | |
| CN216877849U (en) | Liquid sugar five-effect concentration continuous elimination system | |
| CN113476884B (en) | Non-homogeneous electrolyte solution sharing multi-chamber evaporation crystallizer | |
| CN210114843U (en) | Multifunctional falling film evaporator for concentrating syrup | |
| CN110092728A (en) | The method that valine two imitates condensing crystallizing system and carries out condensing crystallizing using the system | |
| CN210521803U (en) | Multi-effect evaporator suitable for high-salinity wastewater with high solid content of crystals and organic matters | |
| CN206424600U (en) | Threonine quadruple effect condensing crystallizing lotus root syzygy is united | |
| CN209081464U (en) | A kind of high-salt wastewater positive pressure evaporated crystallization device based on the driving of steam power plant's heat source | |
| CN208161068U (en) | Tryptophan TVR evaporating, concentrating and crystallizing system | |
| CN112691398B (en) | Multi-effect continuous deamination evaporation system and method for deaminating valine by using same | |
| CN102351723A (en) | Triple-effect internal circulation continuous evaporative crystallization process of threonine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |