CN212395895U - Energy-saving single-effect concentration system for continuous concentration - Google Patents
Energy-saving single-effect concentration system for continuous concentration Download PDFInfo
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- CN212395895U CN212395895U CN202020966795.2U CN202020966795U CN212395895U CN 212395895 U CN212395895 U CN 212395895U CN 202020966795 U CN202020966795 U CN 202020966795U CN 212395895 U CN212395895 U CN 212395895U
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Abstract
The utility model discloses a concentrated energy-saving single-effect concentration system in succession, including material storage tank, condenser, pre-heater, single-effect falling film evaporator and material receiving tank, be provided with on the pre-heater and wait to preheat material charge-in pipeline, the pre-heater is connected with vapour and liquid separator through the drain pipe, vapour and liquid separator's liquid outlet is connected to single-effect falling film evaporator, and single-effect falling film evaporator is provided with steam backflow pipe and is connected to the pre-heater, and single-effect falling film evaporator's bottom is connected with material receiving tank through the pipeline, and the pre-heater is connected with the condenser, and the bottom of condenser is. This system has effectively utilized the secondary steam to carry out the material and has preheated, improves solvent recovery rate.
Description
Technical Field
The utility model belongs to the technical field of food production equipment, concretely relates to concentrated energy-saving single-effect concentration system in succession.
Background
Concentration is the process of evaporating solvent in solution and increasing the concentration of the residue, and is widely applied to chemical, food, biopharmaceutical and other industries. In the food industry, concentration is an operation process for removing part of solvent from solution, and is also a partial separation process of uniform mixed solution of solute and solvent, a large amount of water in food can be removed through concentration, the quality and the volume are reduced, the product concentration can be improved, the product concentration can be used as a pretreatment process of drying, crystallization or dehydration, the concentration can be divided into intermittent concentration and continuous concentration according to continuity, the normal pressure concentration and the negative pressure concentration can be divided according to concentration pressure, and the single-effect concentration and the multiple-effect concentration can be divided according to stage effect.
The evaporation concentration operation needs to consume a large amount of energy, how to reduce energy consumption and effectively recover various waste heat is very important, the evaporation concentration is a process of consuming heating steam to generate secondary steam, the energy of the secondary steam is tried to be utilized as the main content of evaporation energy conservation, the single-effect concentration is unreasonable in energy utilization, the heating steam generated by consuming external heat energy is not utilized, and is condensed by condensed water, but some materials with high concentration cannot be subjected to multi-effect concentration, only the single-effect concentration can be carried out, and only on the basis of the single effect, energy-saving measures are taken. If the secondary steam can be used as a heat source and used as a material for preheating, a large amount of heat sources can be saved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the above-mentioned shortcoming that exists among the prior art, provide a concentrated system is imitated to energy-saving list in succession, this system has effectively utilized the secondary steam to carry out the material and has preheated, improves the solvent rate of recovery.
In order to realize the purpose, the utility model discloses a technical scheme as follows: including material storage tank, condenser, pre-heater, single-effect falling film evaporator and material receiving tank, be provided with on the pre-heater and wait to preheat material charge-in conduit, the pre-heater is connected with vapour and liquid separator through the drain pipe, vapour and liquid separator's liquid outlet is connected to single-effect falling film evaporator, and single-effect falling film evaporator is provided with steam return pipe and is connected to the pre-heater, and single-effect falling film evaporator's bottom is connected with material receiving tank through the pipeline, and the pre-heater is connected with the condenser, and the bottom of condenser is.
The utility model discloses in, it is further, still include the vacuum pump, the vacuum pump is connected with arbitrary one in condenser, pre-heater, the single-effect falling film evaporation ware.
In the present invention, preferably, the bottom of the gas-liquid separator is funnel-shaped.
The utility model has the advantages that: (1) by utilizing the heat energy of the secondary steam and determining the reasonable heat exchange area of the preheater, about 10 percent of steam usage is saved; (2) after the materials are preheated, the temperature of secondary steam is reduced, the outlet temperature of cooling water is reduced, and the solvent recovery rate is indirectly increased; (3) by adding a vacuum pump to the system, continuous negative pressure concentration can be realized.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings and reference numerals used in the description of the embodiments are briefly introduced below.
Fig. 1 is a schematic structural diagram of the present invention.
Description of reference numerals: 1-a material storage tank, 2-a condenser, 3-a preheater, 4-a single-effect falling film evaporator, 5-a material receiving tank, 6-a material feeding pipeline to be preheated, 7-a liquid outlet pipe, 8-a gas-liquid separator, 9-a steam backflow pipe and 10-a vacuum pump.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, in the embodiment of the utility model, including material storage tank 1, condenser 2, pre-heater 3, single-effect falling film evaporator 4 and material receiving tank 5, be provided with on the pre-heater 3 and remain to preheat material feed pipe 6, pre-heater 3 is connected with vapour and liquid separator 8 through drain pipe 7, vapour and liquid separator 8's bottom is hourglass hopper-shaped, vapour and liquid outlet connection of vapour and liquid separator 8 is to single-effect falling film evaporator 4, single-effect falling film evaporator 4 is provided with steam return pipe 9 and is connected to pre-heater 3, single-effect falling film evaporator 4's bottom is connected with material receiving tank 5 through the pipeline, pre-heater 3 is connected with condenser 2, condenser 2's bottom is connected with material storage tank 1, still include vacuum pump 10.
The working principle is as follows: the method comprises the following steps that materials to be preheated enter a preheater 3 from a material pipe 6 to be preheated for preheating, the preheated materials enter a gas-liquid separator 8, steam and liquid are separated, the liquid enters a single-effect falling-film evaporator 4, the steam generated by the single-effect falling-film evaporator 4 flows back into the preheater 3 to provide heat energy for the preheater 3, and the condenser 2 condenses the steam generated by the preheater and collects the steam into a material storage tank 1.
By utilizing the heat energy of the secondary steam and determining the reasonable heat exchange area of the preheater, about 10 percent of steam usage can be saved; after the materials are preheated, the temperature of secondary steam is reduced, the outlet temperature of cooling water is reduced, and the solvent recovery rate is indirectly increased; by adding a vacuum pump to the system, continuous negative pressure concentration can be realized.
The system is part of the food pigment production, relates to concentration and is connected with other continuous extraction systems, and the gas outlet of the gas-liquid separator can also be connected with other systems to be used as a heat energy source of other systems to realize recycling.
It should be noted that the above describes exemplifying embodiments of the invention. However, it should be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, which are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the scope of the present invention, and the changes and modifications are intended to fall within the scope of the present invention as claimed.
Claims (3)
1. The utility model provides a concentrated system of energy-saving single-effect of continuous concentration, includes material storage tank, condenser, pre-heater, single-effect falling film evaporator and material receiving tank, its characterized in that: be provided with on the preheater and wait to preheat material charge-in pipeline, the preheater is connected with vapour and liquid separator through the drain pipe, vapour and liquid separator's liquid outlet is connected to single-effect falling film evaporator, single-effect falling film evaporator is provided with the steam return pipe and is connected to the preheater, single-effect falling film evaporator's bottom is connected with the material receiving tank through the pipeline, the preheater is connected with the condenser, the bottom of condenser is connected with the material storage tank.
2. The energy-saving single-effect concentration system for continuous concentration according to claim 1, wherein: the system also comprises a vacuum pump, wherein the vacuum pump is connected with any one of the condenser, the preheater and the single-effect falling-film evaporator.
3. The energy-saving single-effect concentration system for continuous concentration according to claim 1, wherein: the bottom of the gas-liquid separator is funnel-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020966795.2U CN212395895U (en) | 2020-06-01 | 2020-06-01 | Energy-saving single-effect concentration system for continuous concentration |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020966795.2U CN212395895U (en) | 2020-06-01 | 2020-06-01 | Energy-saving single-effect concentration system for continuous concentration |
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| CN212395895U true CN212395895U (en) | 2021-01-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113683146A (en) * | 2021-08-23 | 2021-11-23 | 安徽智泓净化科技股份有限公司 | Multi-membrane integration-evaporative crystallization coupling system for water treatment |
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2020
- 2020-06-01 CN CN202020966795.2U patent/CN212395895U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113683146A (en) * | 2021-08-23 | 2021-11-23 | 安徽智泓净化科技股份有限公司 | Multi-membrane integration-evaporative crystallization coupling system for water treatment |
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