CN208567261U - A kind of energy-saving dehumidification system for runner for low temperature and low humidity library - Google Patents
A kind of energy-saving dehumidification system for runner for low temperature and low humidity library Download PDFInfo
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- CN208567261U CN208567261U CN201821075571.1U CN201821075571U CN208567261U CN 208567261 U CN208567261 U CN 208567261U CN 201821075571 U CN201821075571 U CN 201821075571U CN 208567261 U CN208567261 U CN 208567261U
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Abstract
The utility model discloses a kind of energy-saving dehumidification system for runner for low temperature and low humidity library, including regeneration pretreatment dehumidifier, the main dehumidifier of Freezing room and secondary heat exchanger, air is discharged from Freezing room outlet side all the way, successively through secondary heat exchanger, the main dehumidifier of Freezing room treatment region and secondary heat exchanger after, enter from Freezing room inlet end, forms Freezing room circulation air circuit；Another way air is introduced from the external world, successively after the treatment region depth of secondary heat exchanger cool-down dehumidification, regeneration pretreatment dehumidifier dehumidifies, main dehumidifier regeneration is realized into the renewing zone of the main dehumidifier of Freezing room, after high temperature air after regeneration enters the renewing zone of regeneration pretreatment dehumidifier, it is discharged after being regenerated to regeneration pretreatment dehumidifier outdoor.The utility model solves single rotary dehumidifier frosting or ice formation issues present in low temperature and low humidity application by increasing energy saving heat exchange and regeneration pretreatment zero regeneration energy consumption mode of dehumidifier to the dry pretreatment of the main dehumidifier regeneration air of Freezing room.
Description
Technical field
The utility model relates to air-treatment field, especially a kind of energy-saving rotary wheel dehumidifying system for low temperature and low humidity library
System is particularly suitable for the environment that temperature is lower than 0 degree of low humidity requirement below.
Background technique
In daily production, single dehumidifier handles air in Freezing room, and regeneration air directlys adopt outdoor ring
Border air, the conventional treatment mode have the following disadvantages:
(1) heat exchanger is not used, Cryogenic air is directly entered dehumidifier processing, leads to dehumidify box body cold condensate even
It freezes.
(2) when directly handling Cryogenic air, due to heat transfer, the regeneration air that will cause in regeneration air duct is serious
Condensation, frosting or icing, influence normal use.
(3) due to regeneration air use ambient outdoor air, outdoor high temperature, high humidity operating condition when, since regeneration air contains
Water is larger, poor so as to cause dehumidifier effect on moisture extraction, i.e., wet difference is smaller before and after the processing for runner, so to reach same dehumidifying
When effect (or moisture removal), processing air quantity needs to increase, and regeneration energy consumption is caused to increase.
Utility model content
To solve the problems, such as that effect on moisture extraction difference present in single rotary dehumidifier low temperature and low humidity application and energy consumption are higher, this
Utility model provides a kind of energy-saving dehumidification system for runner for low temperature and low humidity library, by increasing energy conservation heat exchange and the pre- place of regeneration
Pretreatment is dried to Freezing room dehumidifier regeneration air in the mode of reason zero regeneration energy consumption of dehumidifier.
To achieve the above object, the utility model adopts the following technical solutions:
A kind of energy-saving dehumidification system for runner for low temperature and low humidity library, it includes regeneration pretreatment dehumidifier, Freezing room
Main dehumidifier and secondary heat exchanger, air is discharged from the outlet side of Freezing room all the way, successively passes through secondary heat exchanger, Freezing room master
After the treatment region and secondary heat exchanger of dehumidifier, enter from the inlet end of Freezing room, forms Freezing room circulation air circuit；It is another
Road air is introduced from the external world, successively by the treatment region depth dehumidifying of secondary heat exchanger cool-down dehumidification, regeneration pretreatment dehumidifier
Afterwards, main dehumidifier regeneration is realized into the renewing zone of the main dehumidifier of Freezing room, it is pre- that the high temperature air after regeneration is directly entered regeneration
Behind the renewing zone for handling dehumidifier, regeneration pretreatment dehumidifier is regenerated, discharge is outdoor later.
By adopting the above technical scheme, Freezing room return air and air-supply use heat exchanger, both solve dehumidifying cabinet and bear water or even tie
Ice, and reduce the energy consumption of low temperature refrigeration equipment；The regeneration air of low temperature and low humidity library dehumidifier is pre-processed, and prevents regeneration empty
Depressed frost or icing.
Further, the runner of regeneration pretreatment dehumidifier uses the energy saving partitioned organization of 1:1.
By adopting the above technical scheme, realize that regeneration air pre-processes zero regeneration energy consumption and treatment effect is more thorough.
The utility model has the advantages that
1. the utility model, which is efficiently solved, there is the even icing of cabinet cold condensate for the dehumidifier of Freezing room, can not
The problem of normal operation, and system energy consumption does not increase.
2. the utility model efficiently solves the dehumidifier high temperature dry air of Freezing room (in rotary dehumidifier dehumidification process
Will appear warming phenomenon) be sent directly into Freezing room, thus caused by refrigeration equipment energy consumption increase the problem of.
Detailed description of the invention
Fig. 1 is the structural representation of the energy-saving dehumidification system for runner for low temperature and low humidity library of an embodiment of the present invention
Figure；
In figure: 1- regeneration pretreatment dehumidifier, the main dehumidifier of 2- Freezing room, 3- secondary heat exchanger, 4- Freezing room.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings and examples.
The present embodiment proposes a kind of energy-saving dehumidification system for runner for low temperature and low humidity library, as shown in Figure 1, it includes
Regeneration pretreatment dehumidifier 1, the main dehumidifier 2 of Freezing room and secondary heat exchanger 3, air is discharged from the outlet side of Freezing room 4 all the way,
Successively by secondary heat exchanger 3, the main dehumidifier 2 of Freezing room treatment region and secondary heat exchanger 3 after, from the inlet end of Freezing room 4
Into formation Freezing room circulation air circuit；Another way air from the external world introduce, successively by 3 cool-down dehumidification of secondary heat exchanger,
After the treatment region depth dehumidifying of regeneration pretreatment dehumidifier 1, main dehumidifier is realized again into the renewing zone of the main dehumidifier 2 of Freezing room
It is raw, after the high temperature air after regeneration is directly entered the renewing zone of regeneration pretreatment dehumidifier 1, to regeneration pretreatment dehumidifier 1 into
Row regeneration, discharge is outdoor later.
In this system, the main dehumidifier 2 of Freezing room is used as main dehumidifier, provides dry air for Freezing room 4.It is secondary to change
Hot device 3 and regeneration pretreatment dehumidifier 1 help out to the main dehumidifier of Freezing room 2.
This system totally two road air, Freezing room circulation air, another way outer gas are used for main 2 He of dehumidifier of Freezing room all the way
The regeneration of regeneration pretreatment dehumidifier 1.Wherein, the Freezing room processed high temperature dry air of main dehumidifier 2 and entrance dehumidifying
Cryogenic air in Freezing room 4 enters the main dehumidifier 2 of Freezing room first is that increasing by carrying out heat exchange when secondary heat exchanger 3
Air themperature, regeneration air condensation problem caused by solving because of heat transfer；Second is that reducing the high temperature dry air for being sent into Freezing room 4
Temperature, reducing refrigeration equipment energy consumption in Freezing room 4, (with -12 degree, for 500 cubes of compressor experiment library, this can be reduced
15kw refrigerating capacity converts into electricity about 8kw or more).Another way outer gas first passes around secondary heat exchanger 3, removes with into Freezing room master
The Cryogenic air of wet machine 2 carries out heat exchange, its water content is reduced by way of condensation；And then it is removed by regeneration pretreatment
Wet machine 1 is handled, and the renewing zone of treated high temperature dry air the enters main dehumidifier 2 of Freezing room, high temperature dry air is as again
Raw air, can effectively promote the dehumidifying effect of the main dehumidifier 2 of Freezing room, simultaneously because its drying temperature is higher (it is empty to be higher than environment
Temperature degree), and can have the function that the regeneration heating power for reducing the main dehumidifier 2 of Freezing room.In addition, through regeneration pretreatment dehumidifying
After machine 1 is dry, dew point is lower, and it can be effectively prevent to generate condensation in normal work.The main regeneration of dehumidifier 2 discharge of Freezing room
High temperature dry air be directly used in regeneration pretreatment dehumidifier 1 regeneration, therefore, regeneration pretreatment dehumidifier 1 Regenerated energy
Consumption is zero.In addition, the runner of regeneration pretreatment dehumidifier 1 uses the energy saving partitioned organization (treatment region: renewing zone=1:1) of 1:1,
Farthest improve regeneration pretreatment dehumidifier 1 dehumidification efficiency (with -12 degree, for 500 cubes of compressor experiment library,
Main 2 air quantity of dehumidifier of Freezing room is 3000CMH, and regeneration pretreatment 1 air quantity of dehumidifier is 1000CMH, and 2 dehumidifiers can reduce altogether
About 13kw electricity consumption).
Limitation to scope of protection of the utility model, those skilled in the art should understand that, in the skill of the utility model
On the basis of art scheme, the various modifications or variations that can be made by those skilled in the art with little creative work still exists
Within the protection scope of the utility model.
Claims (2)
1. a kind of energy-saving dehumidification system for runner for low temperature and low humidity library, it is characterised in that: it includes regeneration pretreatment dehumidifying
Machine (1), the main dehumidifier of Freezing room (2) and secondary heat exchanger (3), air is discharged from the outlet side of Freezing room (4) all the way, successively passes through
After crossing the secondary heat exchanger (3), the treatment region of the main dehumidifier of the Freezing room (2) and the secondary heat exchanger (3), from low temperature
The inlet end in library (4) enters, and forms Freezing room circulation air circuit；Another way air is introduced from the external world, successively passes through described two
After secondary heat exchanger (3) cool-down dehumidification, the regeneration pre-process the treatment region depth dehumidifying of dehumidifier (1), into the Freezing room
Main dehumidifier regeneration is realized in the renewing zone of main dehumidifier (2), and the high temperature air after regeneration is directly entered the regeneration pretreatment and removes
Behind the renewing zone of wet machine (1), regeneration pretreatment dehumidifier (1) is regenerated, discharge is outdoor later.
2. the energy-saving dehumidification system for runner according to claim 1 for low temperature and low humidity library, it is characterised in that: it is described again
The runner of raw pretreatment dehumidifier (1) uses the energy saving partitioned organization of 1:1.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821075571.1U CN208567261U (en) | 2018-07-09 | 2018-07-09 | A kind of energy-saving dehumidification system for runner for low temperature and low humidity library |
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| CN201821075571.1U CN208567261U (en) | 2018-07-09 | 2018-07-09 | A kind of energy-saving dehumidification system for runner for low temperature and low humidity library |
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| CN208567261U true CN208567261U (en) | 2019-03-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108800723A (en) * | 2018-07-09 | 2018-11-13 | 上海云懋空气处理设备有限公司 | A kind of energy-saving dehumidification system for runner for low temperature and low humidity library |
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2018
- 2018-07-09 CN CN201821075571.1U patent/CN208567261U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108800723A (en) * | 2018-07-09 | 2018-11-13 | 上海云懋空气处理设备有限公司 | A kind of energy-saving dehumidification system for runner for low temperature and low humidity library |
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