CN202470232U - Concentrated cold source laboratory constant temperature and constant humidity air-conditioning system - Google Patents
Concentrated cold source laboratory constant temperature and constant humidity air-conditioning system Download PDFInfo
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- CN202470232U CN202470232U CN2012200334507U CN201220033450U CN202470232U CN 202470232 U CN202470232 U CN 202470232U CN 2012200334507 U CN2012200334507 U CN 2012200334507U CN 201220033450 U CN201220033450 U CN 201220033450U CN 202470232 U CN202470232 U CN 202470232U
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- cold water
- temperature
- conditioning system
- constant temperature
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Abstract
To resolve problems of low control accuracy, large energy consumption, high failure rate and the like of a constant temperature and constant humidity control system in a prior art laboratory, the utility model provides a concentrated cold source laboratory constant temperature and constant humidity air-conditioning system. The concentrated cold source laboratory constant temperature and constant humidity air-conditioning system comprises a module type outdoor unit, a cold water storage tank, a circulating water pump, a controller and one or more than one indoor unit. Cold water is prepared in the module type outdoor unit and is provided to the cold water storage tank as cold water source, the cold water in the cold water storage tank is conveyed to the indoor unit through pipes by the circulating water pump. The cold water source is used to exchange heat by the indoor unit to regulate the indoor air and the temperature and quantity of flow of the cold water source, and the number of operation of a water-cooled air conditioner are controlled by the controller. The module type outdoor unit, the cold water storage tank, the circulating water pump and the indoor unit are mutually connected through the pipes. The concentrated cold source laboratory constant temperature and constant humidity air-conditioning system has the advantages that the constant temperature of water supply is guaranteed by the concentrate-supplied cold water source, and therefore control accuracy of the temperature and the humidity indoors are guaranteed. In addition, the concentrated cold source laboratory constant temperature and constant humidity air-conditioning system can save energy and decrease failure rate.
Description
Technical field
The utility model relates to the laboratory constant temperature and humidity air-conditioning system, specially refers to a kind of concentrated low-temperature receiver laboratory constant temperature and humidity air-conditioning system.
Background technology
Along with the continuous development of science and technology, increasingly high to laboratory constant temperature and humidity conditional request.Usually, adopt air conditioner that breadboard constant temperature and humidity condition is controlled.At present, mainly adopt vaporation-type air conditioner or water-cooled air conditioner that breadboard constant temperature and humidity condition is controlled, but all have defective in various degree.The direct vaporation-type air conditioner of cold-producing medium, since the restriction of its working method, the control accuracy requirement that does not reach temperature humidity.The water-cooled air conditioner then adopts a room that an indoor set is installed; The mode that is equipped with an off-premises station is again controlled breadboard constant temperature and humidity condition; The control mode of promptly so-called " one to one "; Wherein, the major function of off-premises station is to indoor set cold water source to be provided, and indoor set then utilizes cold water source that indoor temperature humidity is regulated and control.Obviously, this mode is controlled the laboratory constant temperature and humidity condition in a plurality of rooms, exists problems such as energy consumption is big, fault rate height, and, because the supply water temperature at separate unit outdoor unit cold water source is unstable, influence the control accuracy of indoor temperature and humidity equally.When compressor operating, supply water temperature descends; When compressor stopped, supply water temperature rose; Usually, the precision of indoor temperature control can only reach ± and 2 ℃, the control accuracy of humidity can only reach ± 5%HR.
Summary of the invention
For overcoming that the control accuracy that prior art laboratory thermostatic constant wet control system exists is not high, energy consumption is big and problem such as fault rate height, the utility model provides a kind of concentrated low-temperature receiver laboratory constant temperature and humidity air-conditioning system.The utility model concentrates low-temperature receiver laboratory constant temperature and humidity air-conditioning system to comprise a pack module formula off-premises station, storage cold water storage cistern, water circulating pump, controller and one or an above indoor set; Wherein, The modular off-premises station prepares cold water and to the storage cold water storage cistern cold water source is provided; Water circulating pump sends indoor set to through the cold water that pipeline will store up in the cold water storage cistern, and indoor set utilizes the cold water source heat exchange that room air is regulated and control, the operation quantity of temperature, flow and the water-cooled air conditioner of controller control cold water source; Modular off-premises station, storage cold water storage cistern, water circulating pump and indoor set interconnect through pipeline; Said modular off-premises station comprises the water-cooled air conditioner more than, and can open or close according to control instruction respectively.
It is to adopt to concentrate the feeding cold water source to guarantee the constant of supply water temperature that the utility model is concentrated the technique effect of having a mind to of low-temperature receiver laboratory constant temperature and humidity air-conditioning system, thereby guarantees the control accuracy of indoor temperature and humidity.And energy savings reduces fault rate.
Description of drawings
Accompanying drawing 1 is the structural representation that the utility model is concentrated low-temperature receiver laboratory constant temperature and humidity air-conditioning system.
Concentrate low-temperature receiver laboratory constant temperature and humidity air-conditioning system to further specify below in conjunction with the accompanying drawing and the specific embodiment to the utility model.
The specific embodiment
Accompanying drawing 1 is the structural representation that the utility model laboratory constant-temperature constant-humidity air-conditioner is concentrated cold source system, and among the figure, 1 is the modular off-premises station, and 2 are the storage cold water storage cistern, and 3 is water circulating pump, and 4 is indoor set, and Lg is a feed pipe, and Lh is a return pipe.Can know by figure; The utility model concentrates low-temperature receiver laboratory constant temperature and humidity air-conditioning system to comprise a pack module formula off-premises station 1, storage cold water storage cistern 2, water circulating pump 3, controller and one or an above indoor set 4; Wherein, Modular off-premises station 1 prepares cold water and to storage cold water storage cistern 2 cold water source is provided; Water circulating pump 3 sends indoor set 4 to through the cold water that pipeline will store up in the cold water storage cistern 2, and indoor set 4 utilizes the cold water source heat exchange that room air is regulated and control, the operation quantity of temperature, flow and the water-cooled air conditioner of controller control cold water source; Modular off-premises station, storage cold water storage cistern, water circulating pump and indoor set interconnect through pipeline; Said modular off-premises station comprises the water-cooled air conditioner more than, and can open or close according to control instruction respectively.Need to prove that the utility model concentrates constant temperature and humidity air-conditioning system one or one above indoor set indoor set in low-temperature receiver laboratory to be installed in respectively in the different rooms, respectively the temperature humidity of chummery is not carried out platform and regulate.In addition, the utility model concentrates the modular off-premises station of low-temperature receiver laboratory constant temperature and humidity air-conditioning system to include the water-cooled air conditioner more than, and can open or close according to control instruction respectively; Thus, can be according to the size of cooling amount demand, control the unlatching of many little cold water-cooled air conditioners or close; Make the fluctuating temperature amplitude be controlled at ± 1 ℃ in; Make the indoor temperature control accuracy reach ± 0.5 ℃, the humidity control accuracy reaches ± 2%HR, has satisfied the requirements at the higher level of laboratory environment.Have, the utility model concentrates low-temperature receiver laboratory constant temperature and humidity air-conditioning system to adopt controller that the temperature humidity in each room is monitored, and the unlatching of water-cooled air conditioner is controlled again; Flow to water circulating pump is controlled; Make whole system can adjust the temperature of cold water source according to the requirement of laboratory temperature humidity, the adjustment output; And constant supply water temperature, make whole system be in optimum Working.
Obviously, it is to adopt to concentrate the feeding cold water source to guarantee the constant of supply water temperature that the utility model is concentrated the technique effect of having a mind to of low-temperature receiver laboratory constant temperature and humidity air-conditioning system, thereby guarantees the control accuracy of indoor temperature and humidity.And energy savings reduces fault rate.
Claims (1)
1. concentrated low-temperature receiver laboratory constant temperature and humidity air-conditioning system; It is characterized in that: this air-conditioning system comprises a pack module formula off-premises station, storage cold water storage cistern, water circulating pump, controller and one or an above indoor set; Wherein, The modular off-premises station prepares cold water and to the storage cold water storage cistern cold water source is provided; Water circulating pump sends indoor set to through the cold water that pipeline will store up in the cold water storage cistern, and indoor set utilizes the cold water source heat exchange that room air is regulated and control, the operation quantity of temperature, flow and the water-cooled air conditioner of controller control cold water source; Modular off-premises station, storage cold water storage cistern, water circulating pump and indoor set interconnect through pipeline; Said modular off-premises station comprises the water-cooled air conditioner more than, and can open or close according to control instruction respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200334507U CN202470232U (en) | 2012-02-02 | 2012-02-02 | Concentrated cold source laboratory constant temperature and constant humidity air-conditioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200334507U CN202470232U (en) | 2012-02-02 | 2012-02-02 | Concentrated cold source laboratory constant temperature and constant humidity air-conditioning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202470232U true CN202470232U (en) | 2012-10-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200334507U Expired - Lifetime CN202470232U (en) | 2012-02-02 | 2012-02-02 | Concentrated cold source laboratory constant temperature and constant humidity air-conditioning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202470232U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108871834A (en) * | 2018-08-14 | 2018-11-23 | 珠海格力电器股份有限公司 | A kind of environmental simulation system |
-
2012
- 2012-02-02 CN CN2012200334507U patent/CN202470232U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108871834A (en) * | 2018-08-14 | 2018-11-23 | 珠海格力电器股份有限公司 | A kind of environmental simulation system |
| CN108871834B (en) * | 2018-08-14 | 2024-01-12 | 珠海格力电器股份有限公司 | Environment simulation system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121003 |