CN106267878A - A kind of fragrance recovery method - Google Patents

A kind of fragrance recovery method Download PDF

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Publication number
CN106267878A
CN106267878A CN201610756524.2A CN201610756524A CN106267878A CN 106267878 A CN106267878 A CN 106267878A CN 201610756524 A CN201610756524 A CN 201610756524A CN 106267878 A CN106267878 A CN 106267878A
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CN
China
Prior art keywords
valve
condenser
temperature
stage
recovery method
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Pending
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CN201610756524.2A
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Chinese (zh)
Inventor
黎志春
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Individual
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Individual
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Priority to CN201610756524.2A priority Critical patent/CN106267878A/en
Publication of CN106267878A publication Critical patent/CN106267878A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D5/00Condensation of vapours; Recovering volatile solvents by condensation
    • B01D5/0033Other features
    • B01D5/0036Multiple-effect condensation; Fractional condensation

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Fats And Perfumes (AREA)

Abstract

The invention discloses a kind of fragrance recovery method, including: multi-stage condensing device is provided, multi-stage condensing device is vertically distributed, and the top of next stage condenser is connected to upper level condenser by the first pipeline, the second pipeline connection is passed through to retort in the bottom of the first-stage condenser being positioned at bottom, each first pipeline is provided with the first valve, the second pipeline is provided with the second valve, be additionally provided with an exhaust-valve on the top of the first-stage condenser being positioned at the top;Treat that Maillard reaction starts, open whole first valve, second valve is opened at interval of first time period, and when opening the second valve, after the second second time period of valve opening, turn off the second valve every time, while opening the second valve every time, open exhaust-valve, while closing the second valve, close exhaust-valve every time.The present invention improves the recovering effect of fragrance component, and reduces energy consumption.

Description

A kind of fragrance recovery method
Technical field
The present invention relates to a kind of fragrance recovery method.
Background technology
During the Maillard reaction with ossein as base material, much volatile fragrance, this fragrance matter can be produced Taste and its very pivotal role of quality for whole product.In conventional production process, Maillard reaction is divided into Room temperature and pyroreaction, and the Maillard reaction of high temperature is in the majority.The retort pressure height that pyroreaction is corresponding, lets out after having reacted Press the loss to fragrance very big, for avoiding losing the general method using tank body cooling.Though but the method using tank body to lower the temperature can To reduce fragrance loss, but temperature fall time can be made long, energy consumption is big.The most generally use condensed in two stages device that fragrance component is carried out Reclaim, but unsatisfactory to the recovering effect of fragrance component, and energy consumption is the biggest.
Summary of the invention
It is good that the present invention has designed and developed a kind of recovering effect to fragrance component, the fragrance recovery method that energy consumption is low.
The technical scheme that the present invention provides is:
A kind of fragrance recovery method, including:
One retort is provided, in this retort, carries out Maillard reaction;
Thering is provided multi-stage condensing device, multi-stage condensing device is vertically distributed, and multi-stage condensing device is arranged on described retort Top, and the top of next stage condenser is connected to upper level condenser by the first pipeline, sets in the bottom of every grade of condenser Being equipped with a discharging tube, the second pipeline connection extremely described retort is passed through in the bottom of the first-stage condenser being positioned at bottom, often Being provided with the first valve on individual first pipeline, be provided with the second valve on described second pipeline, each discharging tube is connected to Described retort, is additionally provided with an exhaust-valve on the top of the first-stage condenser being positioned at the top;
From bottom to top, the temperature of the cooling circulating water being continually fed in multi-stage condensing device is successively decreased step by step, and adjacent two-stage is cold The temperature difference 3 of the cooling circulating water in condenser~6 DEG C;
Treat that Maillard reaction starts, open whole first valve, open second valve at interval of first time period, and And when opening the second valve, after the second second time period of valve opening, turn off the second valve every time, open the second valve every time While Men, open exhaust-valve, while closing the second valve, close exhaust-valve every time.
Preferably, in described fragrance recovery method, in every grade of condenser, temperature detector it is provided with;For every grade Condenser, temperature detector is the temperature of cooled gas in detecting corresponding condenser;Described first time period is by following Mode determines: the temperature value that each temperature detector detects consistent with the temperature of the cooling circulating water in corresponding condenser time Between.
Preferably, in described fragrance recovery method, the temperature difference 3 of the cooling circulating water in adjacent two condensing tubes ℃。
Preferably, in described fragrance recovery method, when whole first valve openings, whole 3rd valves are opened simultaneously Open.
Preferably, in described fragrance recovery method, any level condenser is shell and tube condenser.
In fragrance recovery method of the present invention, use multi-stage condensing device, persistently lead in multi-stage condensing device from bottom to top The temperature of the cooling circulating water entered is successively decreased step by step, the temperature difference 3 of the cooling circulating water in two adjacent condensed in two stages devices~6 DEG C, and And open the second valve at interval of a period of time, only a certain amount of gas can be by fully in multi-stage condensing device so every time Heat exchange cools down, and after condensable component condenses fully, new gas enters back into multistage condenser.The present invention make every grade cold Condenser plays one's part to the full, thus improves the recovering effect of fragrance component, and reduces energy consumption.
Accompanying drawing explanation
Fig. 1 is the structural representation of an embodiment of fragrance retracting device of the present invention.
Detailed description of the invention
The present invention is described in further detail below in conjunction with the accompanying drawings, to make those skilled in the art with reference to description literary composition Word can be implemented according to this.
As it is shown in figure 1, the present invention provides a kind of fragrance recovery method, including: provide a retort 1, in this retort 1 Carry out Maillard reaction;Thering is provided multi-stage condensing device 2, multi-stage condensing device is vertically distributed, and multi-stage condensing device is arranged on described The top of retort, and the top of next stage condenser is connected to upper level condenser by the first pipeline, at every grade of condenser Bottom be provided with a discharging tube 5, be positioned at bottom first-stage condenser bottom by the second pipeline connection to the most described instead Answer tank, each first pipeline is provided with the first valve 6, described second pipeline is provided with the second valve 3, each discharge opeing Pipe is connected to described retort, is additionally provided with an exhaust-valve 7 on the top of the first-stage condenser being positioned at the top;From lower to On, the temperature of the cooling circulating water being continually fed in multi-stage condensing device is successively decreased step by step, and the cooling in adjacent condensed in two stages device follows The temperature difference 3 of ring water~6 DEG C;Treat that Maillard reaction starts, open whole first valve, open one at interval of first time period Secondary second valve, and when opening the second valve, after the second second time period of valve opening, turn off the second valve every time, While opening the second valve, open exhaust-valve every time, while closing the second valve, close exhaust-valve every time.
Second valve is just opened at interval of first time period, and after the second valve persistently opened for the second time period, Turning off the second valve, the most only when the second valve is in opening, the gas in retort can enter to multistage In condenser, by multi-stage condensing device heat exchange, cooling, so that the fragrance component in gas condenses, by discharging tubes at different levels Flow back in retort.Closing after second valve opening a period of time, only a certain amount of gas enters multi-stage condensing i.e. every time Device condenses, it is ensured that this certain amount of gas can sufficiently be condensed in multi-stage condensing device, makes the flavor component can be by Reclaim fully.During the second valve opening, the most condensed new gas out, enters to multi-stage condensing device in retort In, along with the entrance of new gas, then gradually passed through exhaust-valve by the gas that multi-stage condensing device is sufficiently cool and discharge.
The temperature of the cooling circulating water being continually fed in multi-stage condensing device is successively decreased step by step, and in adjacent condensed in two stages device The temperature difference 3 of cooling circulating water~6 DEG C, so that the temperature entering to the gas of multi-stage condensing device is gradually lowered, more favorably Condensation in fragrance component is reclaimed, and also contributes to reducing energy consumption.
Preferably, in described fragrance recovery method, in every grade of condenser, temperature detector it is provided with;For every grade Condenser, temperature detector is the temperature of cooled gas in detecting corresponding condenser;Described first time period is by following Mode determines: the temperature value that each temperature detector detects consistent with the temperature of the cooling circulating water in corresponding condenser time Between.
Specifically, first time period is the temperature value that detects of each temperature detector and the cooling in corresponding condenser The time that the temperature of recirculated water is consistent.When a certain amount of gas fully flows between multi-stage condensing device and fills with condensers at different levels After point heat exchange, it should all can have a part of gas in every grade of condenser, and the temperature of final this portion gas can be with this The temperature of the cooling circulating water of level condenser is consistent.When reaching first time period, it is believed that current second valve opening is put into many This portion gas, by abundant heat exchange and condense, can be discharged by the gas in level condenser.For the second time period, mainly Gas through heat exchange is discharged completely in multi-stage condensing device.Smell fragrance the most in atmosphere, it is believed that through heat exchange Gas has been completely exhausted out, and also has a small amount of outflow without the gas of abundant heat exchange, the most now closes the second valve, closes simultaneously Close exhaust-valve.
Number of times Maillard reaction the to be considered duration of the open and close of the second valve.During Maillard reaction Between can be determined according to prepared product type and effect.
Owing to the cooling circulating water in condenser is continually fed into, it is therefore contemplated that with the changing of cooled gas In thermal process, the temperature of the cooling circulating water in condenser does not raise, and only there occurs that the temperature of cooled gas declines.
Preferably, in described fragrance recovery method, the temperature difference 3 of the cooling circulating water in adjacent two condensing tubes ℃.This temperature can ensure that the component in gas stepwise condenses so that finally returning the fragrance component in gas Fruit of producing effects is best.
Preferably, in described fragrance recovery method, each discharging tube 5 is provided with the 3rd valve 4, when all First valve opening, whole 3rd valves are opened simultaneously.When every grade of condenser is started working, its 3rd valve is also opened, from And make condensed component to be again expelled back in retort.
Preferably, in described fragrance recovery method, any level condenser is shell and tube condenser.
The number of condenser can select 6 to 10 grades.
Although embodiment of the present invention are disclosed as above, but it is not restricted in description and embodiment listed Using, it can be applied to various applicable the field of the invention completely, for those skilled in the art, and can be easily Realizing other amendment, therefore under the general concept limited without departing substantially from claim and equivalency range, the present invention does not limit In specific details with shown here as the legend with description.

Claims (5)

1. a fragrance recovery method, it is characterised in that including:
One retort is provided, in this retort, carries out Maillard reaction;
Thering is provided multi-stage condensing device, multi-stage condensing device is vertically distributed, and multi-stage condensing device is arranged on the top of described retort, And the top of next stage condenser is connected to upper level condenser by the first pipeline, the bottom of every grade of condenser is provided with one Individual discharging tube, the second pipeline connection extremely described retort is passed through in the bottom of the first-stage condenser being positioned at bottom, each first Be provided with the first valve on pipeline, described second pipeline be provided with the second valve, each discharging tube be connected to described instead Answer tank, be additionally provided with an exhaust-valve on the top of the first-stage condenser being positioned at the top;
From bottom to top, the temperature of the cooling circulating water being continually fed in multi-stage condensing device is successively decreased step by step, and adjacent condensed in two stages device In the temperature difference 3 of cooling circulating water~6 DEG C;
Treat that Maillard reaction starts, open whole first valve, at interval of first time period second valve of unlatching, and often During secondary unlatching the second valve, after the second second time period of valve opening, turn off the second valve, open the second valve every time Meanwhile, open exhaust-valve, while closing the second valve, close exhaust-valve every time.
2. fragrance recovery method as claimed in claim 1, it is characterised in that be provided with temperature detection in every grade of condenser Device;For every grade of condenser, temperature detector is the temperature of cooled gas in detecting corresponding condenser;The described very first time Section determines in the following manner: the temperature of the temperature value that each temperature detector detects and the cooling circulating water in corresponding condenser Spend the consistent time.
3. fragrance recovery method as claimed in claim 2, it is characterised in that the cooling circulating water in adjacent two condensing tubes Temperature difference 3 DEG C.
4. fragrance recovery method as claimed any one in claims 1 to 3, it is characterised in that be provided with on each discharging tube One the 3rd valve, when whole first valve openings, whole 3rd valves are opened simultaneously.
5. fragrance recovery method as claimed in claim 4, it is characterised in that any level condenser is shell and tube condenser.
CN201610756524.2A 2016-08-29 2016-08-29 A kind of fragrance recovery method Pending CN106267878A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610756524.2A CN106267878A (en) 2016-08-29 2016-08-29 A kind of fragrance recovery method

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Application Number Priority Date Filing Date Title
CN201610756524.2A CN106267878A (en) 2016-08-29 2016-08-29 A kind of fragrance recovery method

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Publication Number Publication Date
CN106267878A true CN106267878A (en) 2017-01-04

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108485815A (en) * 2018-05-29 2018-09-04 云南养瑞科技集团有限公司 A kind of distillation apparatus of dynamic circulation extraction fragrance

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2412614A (en) * 2004-03-30 2005-10-05 Ultrasound Brewery Method and apparatus for separating a solution
CN201529414U (en) * 2009-10-27 2010-07-21 中国石油化工股份有限公司 Low-temperature condensing-filter catching recycling equipment for volatility organic steam
CN102295992A (en) * 2010-06-23 2011-12-28 新疆天然芳香农业科技有限公司 Plant essence gradient extraction device
CN202366602U (en) * 2011-12-22 2012-08-08 湖南万容科技股份有限公司 Concentration and condensation recovery equipment for Freon in insulating layer of waste refrigerator
CN102940974A (en) * 2012-11-07 2013-02-27 江苏大学 Oil gas condensation and recovery method by using mixed refrigerant cycle
CN203139670U (en) * 2013-03-29 2013-08-21 中国农业科学院农产品加工研究所 Fragrance recycling device for ossein maillard reaction
CN103566619A (en) * 2013-10-29 2014-02-12 中国石油化工股份有限公司 Method for recovering multi-component organic gas mixture

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2412614A (en) * 2004-03-30 2005-10-05 Ultrasound Brewery Method and apparatus for separating a solution
CN201529414U (en) * 2009-10-27 2010-07-21 中国石油化工股份有限公司 Low-temperature condensing-filter catching recycling equipment for volatility organic steam
CN102295992A (en) * 2010-06-23 2011-12-28 新疆天然芳香农业科技有限公司 Plant essence gradient extraction device
CN202366602U (en) * 2011-12-22 2012-08-08 湖南万容科技股份有限公司 Concentration and condensation recovery equipment for Freon in insulating layer of waste refrigerator
CN102940974A (en) * 2012-11-07 2013-02-27 江苏大学 Oil gas condensation and recovery method by using mixed refrigerant cycle
CN203139670U (en) * 2013-03-29 2013-08-21 中国农业科学院农产品加工研究所 Fragrance recycling device for ossein maillard reaction
CN103566619A (en) * 2013-10-29 2014-02-12 中国石油化工股份有限公司 Method for recovering multi-component organic gas mixture

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108485815A (en) * 2018-05-29 2018-09-04 云南养瑞科技集团有限公司 A kind of distillation apparatus of dynamic circulation extraction fragrance

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